鞋底（45）

跳绳手柄（斜纹）

发泡盒

鞋底（58）

弹簧烟竿机械开簧工作台

供液箱

支架（稳定）

吹风机（八）

面料（清尘飘逸）

被套（美式风情）

鞋底（36）

被套（天籁之音）

Big earth mat ground resistance tester

... 本实用新型公开了一种大地网接地电阻测试仪，包括单片机控制电路、AD采样电路、电源输出电路，所述单片机控制电路控制电源输出电路向接地电阻提供测量电源，所述AD采样电路采集接地电阻的被测参数，还设有PWM控制电路，所述PWM控制电路对电源输出电路进行控制以调节电源输出电路输出的测量电源。本实用新型设置PWM控制电路对电源输出电路进行控制以调节电源输出电路输出的测量电源，能够消除现场的电磁场干扰，因此能在强干扰环境下准确测得工频50Hz下的数据。 ...

Processing device and processing method of permanent magnet motor stator

The invention discloses a machining device and method for a permanent magnet motor stator, and belongs to the field of permanent magnet motor stator machining. The grinding frames are symmetrically and fixedly installed on the workbench. A fixing frame is arranged on the portion, between the two polishing frames, of the workbench. The fixing frame is driven by a double-shaft driving mechanism; the grinding frame is slidably connected with the movable seat; motors I are fixedly mounted on the polishing frames; a connecting rod I is fixedly mounted on the motor I; a connecting seat is fixedly mounted on one side, close to the motor I, of the movable seat; compared with the prior art, the processing device of the permanent magnet motor stator can polish inner grooves or outer grooves of a plurality of laminations at the same time by arranging the movable metal wires; and during polishing, clamping is conducted through the clamping pieces, and deflection of the laminations in the polishing ...

Transgenic rice event LP126-3 and detection method thereof

The present invention provides a nucleic acid sequence comprising one or more selected from the group consisting of sequences SEQ ID NO: 1-7 or complementary sequences thereof, said nucleic acid sequence being derived from a transgenic rice event LP126-3, a representative sample of the seed comprising said event having been preserved with preservation number CCTCC NO: P202319. The transgenic rice event LP126-3 disclosed by the invention not only has good resistance to ingestion of lepidoptera pests, but also can tolerate agricultural herbicides containing glyphosate, and has the following advantages: economic loss caused by the lepidoptera pests is avoided; the rice crops can tolerate common commercial herbicide glyphosate; the rice yield is not reduced; and the breeding efficiency is enhanced, and the molecular marker can be used for tracking transgenic insertion fragments in a breeding population and a progeny thereof. Meanwhile, the detection method provided by the invention can be used ...

Alkanoic acid ester compound as well as preparation method and application thereof

The invention relates to the technical field of traditional Chinese medicine extraction and separation, phytochemistry and medicine, in particular to an alkanoate compound and a preparation method and application thereof. The invention provides a novel compound extracted from rhizoma typhonii flagelliformis. Dry rhizoma typhonii flagelliformis is used as a raw material, and the novel alkanoate compound is obtained through the steps of adding water to decoct, concentrating under reduced pressure, extracting, performing reversed-phase C18 chromatographic separation and the like. The extraction and separation process is simple to operate, easy to control and suitable for industrial production; the obtained alkanoate compound has anti-proliferative activity and an anti-tumor effect, and has a good application prospect in preparation of drugs for treating non-small cell lung cancer.

DUAL-FREQUENCY CURRENT-BALANCING QUADRIFILAR HELICAL ANTENNA

The present application relates to the technical field of antennas, and provides a dual-frequency current-balancing quadrifilar helical antenna, belonging to the technical field of multi-mode global navigation satellite system antennas. The dual-frequency current-balancing quadrifilar helical antenna comprises a radiation portion and a feed portion. The radiation portion comprises a hollow post and four sets of helical arms having the same specification and spaced apart equidistantly. The helical arms are wound around a surface of the hollow post. The feed portion is provided at an end portion of the hollow post. Each set of helical arms comprises a primary radiation arm and a secondary radiation arm. One end of the primary radiation arm and the secondary radiation arm is open-circuited or short-circuited, and a coupling component is disposed at said open-circuited or short-circuited end. The dual-frequency current-balancing quadrifilar helical antenna of the present application improves ...

风扇灯（2023-77）

手办（AC69）

鞋底（56）

酒瓶（炎帝贡）

被套（妙龄女孩）

靠背充气床

被套（妙如风铃）

面料（快乐节奏）

被套（赫本）

面料（叶影）

电器保护套

被套（欢趣派）

焊枪（GJ1012）

被套（环游记）

Pharmaceutical composition for gastrointestinal diseases and preparation method and application thereof

... 本发明具体涉及种用于胃肠疾病的药物组合物及其制备方法和用途，具体公开了种药物组合物，其特征在于，由人参3‑9份、炒白术6‑12份、干姜3‑10份、炙甘草2‑10份、姜半夏3‑9份、连翘3‑15份组成；本发明还公开了所述的药物组合物在制备治疗由抗肿瘤药物引起的胃肠不适的药物中的用途。 ...

But pull desktop dormitory bed

... 本实用新型涉及种宿舍床，特别涉及种可抽拉桌式宿舍床。包括桌板、把手、滑轮、滑轨、桌板侧套、垫板、护栏、床身，所述的桌板侧套与床身固定连接，在桌板侧套上设置滑轨，所述的床身两侧设置护栏，护栏与垫板固定连接，所述的滑轮通过轴与桌板连接，桌板上设置把手，桌板通过滑轮安装在滑轨内。它克服了传统宿舍把桌子跟宿舍床空间利用率低，功能单的缺点，结构简单，成本较低，把桌子跟宿舍床结合在起，增加了宿舍床的使用功能，给使用者带来了便利。 ...

Wire clamp pressing connection crimping clamp

The utility model provides a wire clamp pressing connection crimping clamp, which relates to the technical field of overhead power line construction and maintenance and comprises a fixed chassis and a movable shaft, a fixed mother frame and a movable mother frame which are oppositely arranged are arranged on the fixed chassis, and the bottoms of the fixed mother frame and the movable mother frame are rotatably connected with the fixed chassis. One of the fixed mother frame and the movable mother frame is provided with a shallow groove detachable pressing die, and the other one is provided with a deep groove detachable pressing die; the shallow groove detachable pressing die and the deep groove detachable pressing die are oppositely arranged and are closed to form a crimping pipe cavity; and one end of the movable shaft is connected with the fixed mother frame, and the other end of the movable shaft is rotationally connected with a ratchet thread sleeve wrench. The crimping pliers provided ...

Method for determining antimony content in zirconium alloy

The invention discloses a method for determining the content of antimony in a zirconium alloy. The method comprises the following steps: obtaining a detection solution of a zirconium alloy to be detected; respectively carrying out spectral intensity detection on the plurality of contrast solutions with different antimony concentrations, and establishing a calibration curve of the spectral intensity and the antimony concentration; performing spectral intensity detection on the detection liquid to obtain spectral intensity data; and substituting the spectral intensity data into the calibration curve to calculate the antimony concentration in the zirconium alloy to be detected. According to the method for measuring the antimony content in the titanium alloy, the matrix effect in the zirconium alloy element detection process is overcome, the precision of the method for measuring the antimony element in the zirconium alloy is guaranteed, meanwhile, the blank that no method for measuring the ...

Gout crystal removing device

According to the gout crystal removing device, when the gout crystal removing device works, rapid wearing of the gout crystal removing device is achieved through cooperation of a male plug and a female plug, meanwhile, rapid dressing change of a patient can be achieved, then a pull plate is pulled, a fixing rod and a fixing hole are separated, then an adjusting knob is screwed, and the gout crystal removing device can be used for removing gout crystals. According to the device, a first elastic connecting belt and a second elastic connecting belt are driven to rotate, then an adjusting driving shaft is driven to rotate, then a winding roller is driven to rotate, then the winding roller conducts winding and unwinding adjustment on the second elastic connecting belt, people of different age groups conduct adjustment according to the sizes of the people, then through insertion of a heating plug, power is supplied to a heating wire, and a heating patch is heated; and finally, the medicine is ...

Defect detection method and system for retaining wall of dumping site in mining area

The invention belongs to the technical field of mining area construction, and particularly discloses a mining area waste dump retaining wall defect detection method and system, the system comprises a processor, a laser radar, a GPS positioning device and a management platform, and the method comprises the following steps: generating a rectangular detection area according to the length of a stop line and the width of a retaining wall; obtaining retaining wall point clouds in the detection area, and overlapping multiple frames of retaining wall point clouds to obtain dense point clouds; cutting the detection area along the length direction of the detection area at equal intervals to obtain grids, separating the dense point clouds according to the intervals, and projecting the dense point clouds to the corresponding grids respectively; the dense point clouds in each grid are judged, so that invalid grids can be identified; carrying out retaining wall risk judgment on the invalid grids; the ...

Mining area road surface accumulated water detection method based on vision and laser radar fusion

The invention belongs to the technical field of unmanned driving, and particularly discloses a mining area pavement accumulated water detection method based on vision and laser radar fusion, which comprises the following steps: acquiring image data and carrying out accumulated water segmentation; obtaining point cloud data, removing non-ponding point cloud to obtain a first segmentation result, performing segmentation according to the ponding semantic segmentation label to obtain a second segmentation result, and fusing the second segmentation result as a ponding identification result; judging whether the size of the image confidence is qualified or not; extracting ground point cloud in the point cloud data, modeling to obtain a fitting plane, projecting the edge contour pixel data to the fitting plane to construct a point cloud convex hull contour, and identifying the point cloud convex hull contour to obtain a ponding identification result; the method has the following advantages: a multi-sensor ...

Three-dimensional detection method for surface of medium-thickness steel plate

The invention relates to the technical field of three-dimensional imaging detection of steel plates, and particularly discloses a three-dimensional detection method for the surface of a medium-thickness plate, which comprises the following steps of: mounting a steel plate surface detector on a steel plate input roller way of a medium-thickness plate production line cooling bed; a laser detector and a digital camera of the steel plate surface detector adopt laser triangular positioning to collect a 2D image and a 3D image of the surface of the steel plate; adjusting the size of an effective photographing window of a digital camera of the steel plate surface detector at different running speeds of the steel plate; an image of the surface of a steel plate is collected through a system for detecting the surface of the steel plate, and the system post-processes an image detection result containing a large amount of information; after the images are collected, the system guides a user to sort ...

Electronic signal flare of rocket parachute

The invention discloses a rocket parachute electronic signal detonator, the electronic signal detonator comprises an electronic signal part and a fuel gas power part, the electronic signal part comprises an upper barrel, an electronic light-emitting assembly, a parachute and an energy assembly, the electronic light-emitting assembly and the energy assembly are both arranged in the upper barrel, and the fuel gas power part is arranged in the upper barrel. The electronic light-emitting component can be screwed out from the top end opening of the upper barrel; the parachute is folded between the energy assembly and the electronic light-emitting assembly and connected with the electronic light-emitting assembly through a parachute rope. The fuel gas power part comprises a lower barrel, an impact type ignition device, an ignition grain and a rocket propelling grain. According to the invention, a two-section structure is adopted, the main body function part can be used and managed as a common ...

Positioning and punching device for furniture production

The invention discloses a positioning and punching device for furniture production, and relates to the technical field of furniture production. The supporting rod is fixedly connected to the base plate, and the top end of the supporting rod is fixedly connected with a lantern ring; a punching disc is rotationally connected to the interior of the lantern ring, and a containing groove is formed in the punching disc. And the movable plate slides in the through groove, so that the elastic piece is extruded, impact force generated during punching is buffered, and cracking damage of furniture raw materials caused by large impact force is avoided. After punching is finished, the punching head is separated from the furniture raw material, an elastic piece rebounds, a movable plate is pushed to slide in a through groove, a sponge pad in an arc-shaped piece is driven to rub with the surface of the punching head, the punching head is cleaned, residual waste is avoided, and punching of the next furniture ...

Assembly type mounting structure, assembly type building and assembly method

The invention discloses an assembly type mounting structure, an assembly type building and an assembly method, and relates to the technical field of assembly type constructions.The assembly type mounting structure is characterized by comprising two first wall bodies and a second wall body, the two first wall bodies are arranged in parallel, and the width of the second wall body corresponds to the width between the two first wall bodies; the second wall body is installed between the two first wall bodies and forms an I-shaped structure. The second wall body is provided with two side faces, and the two side faces abut against the two first wall bodies respectively. Each side face comprises a plane part and a cambered surface part, the plane parts and the cambered surface parts are distributed in the horizontal direction, and the plane parts and the cambered surface parts of the two side faces are oppositely arranged. According to the invention, the mounting position of the wall body can be ...

Bonding method and bonding device

The embodiment of the invention provides a laminating method and a laminating device. The laminating method comprises the following steps: controlling a display module to be in an upward convex state; a first film material is attached to the surface of the display module in the upward protruding state; a second membrane material is attached to the surface of the first membrane material, and the display module and the first membrane material are in a downward concave state in the process of attaching the second membrane material. In the laminating method provided by the embodiment of the invention, the surface, laminated with the display module, of the first membrane material is the first surface, the surface, laminated with the second membrane material, of the first membrane material is the second surface, in the laminating process of the first membrane material and the display module, the first surface of the first membrane material is extruded, the second surface of the first membrane ...

Environmental water quality monitoring system and monitoring method thereof

The invention relates to the field of water quality safety, and particularly discloses an environmental water quality monitoring system and a monitoring method thereof, which are characterized in that global-based high-dimensional semantic features among various water quality detection data are extracted through a context encoder so as to be more suitable for characterizing essential mode features of the water quality; and extracting a dynamic change implicit rule of the water quality by using a convolutional neural network model and a time sequence encoder so as to perform feature fusion through a Gaussian density map and a Gaussian mixture model, and considering that feature distribution of features in a feature space has position sensitivity relative to a label value in a classification process so as to obtain a classification result. Therefore, label value scattering response factors of the first feature matrix and the second feature matrix are respectively calculated as weighting coefficients ...

PCB defect detection method based on LDLFModel

The invention relates to a PCB defect detection method based on LDLFModel. The method comprises the following steps: enhancing a collected PCB data set; the method comprises the following steps: constructing an LDLFModel network model, wherein a backbone network of the model is a MobileNet V3-Small network; adding a position attention mechanism to the last layer and the Neck part of the backbone network, and training the model by taking Eiou loss as a target frame loss function of the model; and inputting a to-be-detected PCB data set into the cutting module for cutting, then inputting the to-be-detected PCB data set into the trained model for prediction, and finally inputting a prediction result into the restoration module to restore the prediction result into a final visual result. According to the method, the LDLFModel network model is used as a detection model, on the basis of ensuring the detection precision, the parameter quantity and the calculation quantity of the model are further ...

Preparation method of 3-methylpiperidine

The invention discloses a preparation method of 3-methylpiperidine.The preparation method comprises the steps that 2-methylglutaronitrile and hydrogen react in the presence of a catalyst, 3-methylpiperidineis generated, the catalyst comprises an iron-based catalyst, and based on the mass of the iron-based catalyst, 3-methylpiperidine-2-one is prepared from 2-methylglutaronitrile and hydrogen in percentage by mass, the iron-based catalyst comprises 70%-95% of an iron element, 1%-8% of an aluminum element, 0.5%-6% of a calcium element and 0.3%-3% of other auxiliaries, and the other auxiliaries comprise at least one of a cobalt element, a manganese element, a chromium element, a silicon element, a vanadium element, a potassium element, a titanium element and a magnesium element; according to the method, the 3-methylpiperidine can be obtained with high yield by using the cheap and easily available catalyst, the process is relatively simple, and industrial application is facilitated.

REFLECTIVE STRUCTURE, MANUFACTURING METHOD OF REFLECTIVE STRUCTURE, AND WAVELENGTH CONVERSION DEVICE

Provided are a reflective structure (1) and a manufacturing method thereof, and a wavelength conversion device (4) having the reflective structure (1). The reflective structure (1) comprises a substrate (10) and a reflective coating (2) formed at a surface of the substrate (10). The reflective coating (2) comprises a first plated silver coating (20) and a second plated silver coating (30) sequentially formed at the surface of the substrate (10). A silver particle of the first plated silver coating (20) has a larger particle size range than a silver particle of the second plated silver coating (30).

跳绳手柄（菱形）

鞋底（49）

被套（晓露含香）

火灾抑制装置（325）

面料（若烟）

鞋底（31）

鞋底（32）

手机（D2801）

切边设备（双门、三门）

扭腰盘(AIM-FN077)

鞋底（57）

Feeding control system, method and device, computer equipment and storage medium

The invention relates to the technical field of material transportation, and discloses a feeding control system, method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining sheet stock information, and determining a feeding initial beat and a conveying initial beat according to the sheet stock information; a feeding machine is started based on the initial feeding beat to feed sheet materials, and a feeding conveying line is started based on the initial conveying beat to convey the sheet materials; material blockage information and material arrival information are obtained; according to the material blocking information and the material arriving information, the initial feeding beat and the initial conveying beat are adjusted, and the feeding beat and the conveying beat are determined; and in the preset time, if the material blocking information indicates that no machined workpiece exists and the material arriving information indicates that the ...

Key processing method and device, storage medium and electronic equipment

The embodiment of the invention relates to a key processing method, a key processing device, a storage medium and electronic equipment, and relates to the technical field of information security. The encryption method comprises the following steps: a key provider receives a key use request sent by a key demander; generating a plaintext key based on the key use request; obtaining an encryption key according to a fixed key and a dynamic key, encrypting the plaintext key by using the encryption key to obtain a ciphertext key, obtaining a target encrypted file according to the ciphertext key and the dynamic key, and sending the target encrypted file to the key demander; wherein the fixed secret key is agreed by the secret key demander and the secret key provider in advance, the dynamic secret key is generated in a preset mode, and the dynamic secret key is stored in the target encrypted file in a plaintext mode. According to the invention, the security of the key text information is improved ...

Safety early warning system based on pile hole local deformation monitoring

The invention relates to the technical field of safety pre-warning systems, and discloses a safety pre-warning system based on pile hole local deformation monitoring, which solves the problems that the existing pile hole deformation cannot be pre-warned in time, certain potential safety hazards exist and the project progress is influenced, and comprises a pile hole monitoring device, a pile hole data intelligent processor and a cloud data processing platform, the pile hole monitoring device comprises a combined supporting table, a pile hole perpendicularity automatic detector, a pile hole diameter measuring instrument, a pile hole inclination automatic detector, a pile hole collapse and expansion detector, a pile hole sediment thickness detector, an automatic hole detection forming instrument and an ultrasonic intelligent monitor. By means of the safety early warning system based on pile hole local deformation monitoring, pile hole data can be monitored, the monitored data are analyzed ...

Oil cooling method and system for driving motor bench test

The invention discloses an oil cooling method and system for a driving motor bench test, and the method comprises the steps: connecting an output end of an oil pump with an inlet of a cooling oil path of a test motor, connecting an outlet of the cooling oil path of the test motor with an inlet end of a heat exchanger, and connecting an outlet end of the heat exchanger with an input end of the oil pump; an oil cooling circulation route is generated; and testing the driving motor rack by using the generated oil cooling circulation route. The structure of the oil cooling equipment is simplified, the time for replacing the cooling oil is shortened, the test efficiency is improved, meanwhile, the cost of test consumables is reduced, the cooling effect or auxiliary heating can be enhanced by changing the temperature and flow of the water cooling pipeline in the heat exchanger, and it is guaranteed that the temperature of the motor is controllable within a certain range.

Bi-component polyurethane structural adhesive containing three-functionality hydroxyl resin and preparation method of bi-component polyurethane structural adhesive

The invention discloses a bi-component polyurethane structural adhesive containing three-functionality hydroxyl resin and a preparation method of the bi-component polyurethane structural adhesive, and relates to the technical field of polyurethane adhesives. The bi-component polyurethane structural adhesive is composed of a component A and a component B, the component A is composed of toluene diisocynate, trimethylolpropane, polyester diol, a chain extender and a catalyst, and the component B is polymethylene polyphenyl polyisocyanate; the preparation method comprises the following steps: carrying out a reaction on low-molecular-weight polyester glycol, toluene diisocynate TDI and trimethylolpropane TMP to obtain a new trihydroxy polymer with a regular molecular structure; according to the trihydroxy polymer, small-molecular-weight polyester glycol is used as a soft segment, TDI and TMP are used as inner hard segment materials, and due to the existence of trifunctionality, the polyurethane ...

Multi-source information propagation prediction method and system based on heterogeneous graph neural network

The invention provides a multi-source information propagation prediction method and system based on a heterogeneous graph neural network, and the method comprises the steps: constructing a heterogeneous graph based on social network information; generating an initial feature for each class node and edge in the heterogeneous graph through a set initial feature generation strategy based on the heterogeneous graph; inputting the heterogeneous graph and the initial features into a pre-constructed multi-layer space-time embedded network model for optimization training to obtain a trained multi-layer space-time embedded network model; and predicting multi-source information propagation in the social network by using the trained multi-layer space-time embedded network model. According to the method provided by the invention, the defects that a traditional model is lack of flexibility in a time period division scheme, redundant in attention relation, incapable of giving consideration to spatial-temporal ...

DATA OBTAINING METHOD AND APPARATUS

A data obtaining method and apparatus. The method comprises: determining address information of data to be obtained (S101); determining whether a disk to which the address information of said data corresponds is a damaged disk (S102); if not, obtaining said data according to the address information of said data to obtain current data (S103); if yes, determining address information of next data to be obtained (S104); and returning to the step of determining whether a disk to which the address information of said data corresponds is a damaged disk. According to the method, uncorrupted data in a disk array can be obtained when hyper-redundant bad disk occurs.

Airport scene cooperative operation system based on 5G AeroMACS

The invention discloses an airport scene cooperative operation system based on 5G AeroMACS, and relates to the technical field of aeronautical scene communication, and a 5G AeroMACS airborne terminal, a 5G AeroMACS ground service mobile terminal and a management platform establish communication through a 5G AeroMACS base station network so as to realize that when the 5G AeroMACS airborne terminal enters the coverage range of the 5G AeroMACS base station network, the 5G AeroMACS ground service mobile terminal communicates with the management platform through the 5G AeroMACS base station network; the management platform performs high-precision positioning monitoring on the flight, monitors the guarantee progress, and dynamically allocates ground service resources according to the real-time information of the flight; a direct call link is established between the pilot and the controller, the aircraft crew and the ground service vehicle through a 5G AeroMACS airport scene broadband wireless ...

Greenhouse heat preservation system and method utilizing carbon dioxide

The invention relates to a greenhouse heat preservation system and method utilizing carbon dioxide, the greenhouse heat preservation system comprises a double-layer film greenhouse outer ventilation opening, a top inner ventilation opening, a bottom inner ventilation opening, a flow dividing rod and a carbon dioxide generator, the double-layer film greenhouse outer ventilation opening is located in a greenhouse outer layer arch frame and is installed at the top of the greenhouse outer layer arch frame in the length direction of the greenhouse; the top inner ventilation opening is located in the greenhouse inner-layer arch frame and installed at the top of the greenhouse inner-layer arch frame in the length direction of the greenhouse, the bottom inner ventilation opening is located in the greenhouse inner-layer arch frame and installed at the bottom of the greenhouse inner-layer arch frame, and a flow dividing rod is arranged between the double-layer film greenhouse outer ventilation opening ...

Water supply control method and equipment of ultra-supercritical generator and storage medium

The invention discloses a water feeding control method and device for an ultra-supercritical generator and a storage medium, the ultra-supercritical generator set is provided with three electric water feeding pumps, and the water feeding control method comprises the steps that when it is detected that the load of the set is lower than the preset load under the deep peak regulation and load reduction working condition of the set, the electric water feeding pumps are started; any two electric feed pumps are controlled to be kept to operate according to a preset rule; the preset rule comprises the steps that the electric pump recirculation valve is started to the opening degree corresponding to the target load according to the opening degree curve; and after the unit stably operates at the target load, dynamically adjusting the opening degree of the recirculation valve of the electric pump according to the correction curve so as to ensure that the feed water flow of the electric feed pump ...

Intelligent livestock pen with fitness, health monitoring and excrement cleaning functions

The invention belongs to the technical field of livestock breeding fences, and discloses an intelligent livestock fence with fitness, health monitoring and manure cleaning functions, which comprises a bracket, a plurality of framework supports are fixedly connected to positions, close to two sides of the bracket, on the bracket, composite tracks are mounted on the framework supports, and fences are mounted on the framework supports and positioned above the composite tracks. According to the livestock breeding fence, the overall structure is simple, use is convenient, livestock can conveniently move in the breeding fence, the amount of movement of the livestock can be detected, excrement can be automatically cleared away, and the livestock breeding fence is convenient to use and high in practicability. The use effect is improved.

Construction method for integrally assembling and disassembling cast-in-place support of upper cross beam of high tower

The invention discloses a construction method for integrally assembling and disassembling a cast-in-place support of an upper cross beam of a high tower. The construction method comprises the following steps that S1, a supporting bracket and a lifting device are pre-buried on a main tower; s2, a cross beam support is assembled on the ground, supporting steel beams are installed at the two ends of the cross beam support and slidably connected with the cross beam support, and first driving pieces for driving the supporting steel beams to move are installed on the cross beam support; s3, the cross beam support is hoisted through a hoisting device, after the supporting steel beam is located above the supporting bracket, the first driving piece is used for driving the supporting steel beam till the supporting steel beam moves in place, and then the cross beam support is lowered till the supporting steel beam is placed on the supporting bracket; s4, main tower cross beam construction is conducted ...

Single-component high-temperature-resistant and fast-curing adhesive for silicon steel sheet rotor and preparation method thereof

The invention discloses a single-component high-temperature-resistant and fast-curing adhesive for a silicon steel sheet rotor, which belongs to the technical field of adhesives and is prepared from the following raw materials: carboxyl-terminated liquid polybutadiene rubber modified organic silicon epoxy resin, phenolic resin, hydroxyl-terminated polyurethane elastomer, a curing accelerator, an anti-aging agent and a solvent. The single-component high-temperature-resistant and fast-curing adhesive for the silicon steel sheet rotor is low in cost, high in bonding strength, good in toughness, good in high-temperature resistance and high in curing speed, has relatively high electrical insulating property and relatively low dielectric loss, and can meet the bonding requirement of a motor iron core on silicon steel sheets. The adhesive force after curing is high, the adhesive force is grade A, the flexibility is grade 1, the adhesive can be used for a long time at the temperature of 150 DEG ...

Order combining method and device, computer equipment, storage medium and program product

The invention provides an order combining method and device, computer equipment, a storage medium and a program product, and relates to the technical field of Internet. The method comprises the following steps: displaying preferential indication information in an order sharing page through a first terminal, the preferential indication information at least indicating an order sharing preferential resource value corresponding to each order sharing user in a to-be-shared total order, and when the first user triggers a submission message based on the order sharing page, sending the submission message to the first terminal, and displaying the preferential information corresponding to the total order and the sub-orders included in the total order on the target page. According to the invention, each order sharing user corresponds to the order sharing preferential resource value, so that the conditions of order sharing failure, order sharing difficulty increase and the like when the consumption ...

Sewage treatment device

The invention provides a sewage treatment device, and mainly relates to the technical field of sewage treatment equipment. A sewage treatment device comprises an aeration tank, vertical rods are located in the aeration tank, upper fixing blocks are rotationally installed on the upper portions of the peripheries of the vertical rods through bearings, lower fixing blocks are rotationally installed on the lower portions of the peripheries of the vertical rods through bearings, and the two upper fixing blocks are fixedly connected through an upper supporting plate; the two lower fixing blocks are fixedly connected through a lower supporting plate, supports are installed on the peripheries of the vertical rods in a sliding fit mode respectively, centrifugal submersible aerators are fixedly installed in the supports respectively, and a reciprocating assembly capable of driving the two supports to move up and down synchronously is arranged on the top face of the upper supporting plate. The sewage ...

Ventilation backflow prevention device used in laboratory

The invention discloses a ventilation backflow prevention device used in a laboratory, and belongs to the technical field of ventilation backflow prevention. The device comprises a ventilation pipe body, a backflow prevention assembly is arranged on the side, close to an air inlet pipe, in the ventilation pipe body, and a separation mechanism is arranged above the backflow prevention assembly; the backflow prevention assembly comprises a connecting cylinder, a plurality of air inlets are formed in the side wall of the connecting cylinder, and partition plates are rotationally connected to the inner sides of the air inlets; the separating mechanism comprises a connecting shaft, a plurality of spiral pieces are arranged on the connecting shaft, and a driving mechanism is arranged on the side, close to the upper end, of the connecting shaft. According to the invention, the separation mechanism is arranged, and the spiral sheets rotate, so that particulate matters contained in air are thrown ...

Automatic welding device based on interior of large pipeline

The invention provides an automatic welding device based on the interior of a large pipeline, and relates to the technical field of welding, the automatic welding device comprises a cable pipe, one end of the cable pipe is connected with a moving suite capable of driving the whole equipment to rotate, and a plurality of expansion assemblies capable of changing the diameter of the whole equipment are installed on the circumference of the moving suite at equal intervals; according to the technical scheme, a cable pipe and a cable penetrating through the cable pipe are connected to a movable sleeve part, the movable sleeve part is provided with a plurality of expansion assemblies, every two adjacent expansion assemblies are sleeved with a dust cover, the two sides of the welding machine main machine are each provided with two welding machine protection supporting frames, and supporting frame roller wheels are rotationally installed in two supporting frame roller wheel grooves. The position ...

Anti-dandruff, itching-relieving and soothing composition as well as preparation method and application thereof

The invention provides an anti-dandruff, itching-relieving and soothing composition as well as a preparation method and application thereof. The composition comprises a lophatherum gracile leaf extract, an andrographis paniculata leaf extract and a phellodendron amurense bark extract. The anti-dandruff, itching-relieving and soothing composition provided by the invention can be added into any shampoo and skin care product for use, and by adopting the extract provided by the invention and matching with a reasonable proportion, the anti-dandruff, itching-relieving and soothing composition with high content of effective components and excellent anti-dandruff, itching-relieving and soothing effects is obtained through a special preparation method. The three plants are extracted and fermented, the antibacterial and anti-inflammatory effects of the three components are exerted to the maximum extent, and the obtained composition is remarkable in antibacterial effect, convenient to popularize and ...

Bare blasting charge putting method

The bare blasting cartridge throwing method comprises the steps that S1, a workboat is moved to an accurate construction position through a positioning instrument, and the workboat is fixed; s2, the explosive feeding device is placed on the explosive charging frame, and an explosive package is hung on a lifting hook of the explosive feeding device; s3, hanging steel wire ropes at four corners of the dosing device on the main crane, and hanging a steel wire rope at the middle position on the auxiliary crane; s4, after the explosive charging device completes explosive charging, it is ensured that the positions of the explosive charges charged by the device are located on the designed arrangement positions; s5, carding and protecting the detonating tube in the dosing process to prevent the detonating tube from being scratched and damaged; s6, after the explosive feeding device is lifted to the designated position, the auxiliary crane of the crane is slowly lifted, at the moment, the explosive ...

Non-signalized intersection vehicle speed dynamic planning method based on roadside guidance

The invention belongs to the technical field of traffic control, and particularly discloses a non-signalized intersection vehicle speed dynamic planning method based on roadside guidance, and the method comprises the following steps: S1, road right distribution problem modeling, S2, state transition equation construction and solving, and S3, vehicle speed guidance. The method has the advantages that the scale of a state space is reduced, the calculation complexity of model solving is reduced, and the solving speed is increased; the vehicle dynamics, the vehicle following behavior and the vehicle obstacle avoidance behavior are considered, and the safety of the road section and the intersection is considered while the vehicle driving behavior conforms to the actual situation; conditional automatic driving is realized to a certain extent by solving a time point and combining a speed guiding strategy, the control difficulty is reduced, and the safety of vehicle driving is improved.

CALIBRATION DEVICE FOR ON-LINE SULFUR HEXAFLUORIDE HUMIDITY METERS AND CALIBRATION METHOD THEREFOR

A calibration device for online sulfur hexafluoride humidity meter and a calibration method therefor. A gas storage tank (1) is connected to a calibration chamber (3) via a gas outlet pipe; a calibration inlet valve (5) is disposed on the gas outlet pipe; the calibration chamber (3) is connected to a circulation pump chamber (4) via a pipe; a communication valve (7), a gas discharge valve (8) and a discharged gas flow meter (14) are sequentially disposed on the gas discharge pipe of the circulation pump chamber (4); an outlet pipe of the circulation pump chamber (4) is connected to the gas storage tank (1); an outlet valve (6) is disposed on the outlet pipe; a diaphragm pump (13) is disposed inside the circulation pump chamber (4); a circulation pressure gauge (11) is disposed on the circulation pump chamber (4); an interface (12) for connecting a humidity sensor to be calibrated is disposed on the calibration chamber (3). A pressure gauge (15) is disposed on the gas storage tank (1); a ...

WIRELESS CONNECTION METHOD, AND DEVICE HAVING STORAGE FUNCTION

Provided are a wireless connection method, and a device having a storage function. The method comprises: a cloud server receiving connection information, sent by a terminal, of at least one found wireless access point, the connection information comprising first identification information for identifying the wireless access point; and the cloud server searching, according to the first identification information, for a wireless access point from the at least one wireless access point to serve as a wireless access point to be connected, and sending a connection password thereof to the terminal, so that the terminal performs a connection according to the connection password.

PACKAGING METHOD AND DEVICE FOR SELECTIVELY ENCAPSULATING PACKAGING STRUCTURE

A packaging method and device for selectively encapsulating a packaging structure. The method comprises: providing a substrate (10); attaching components (20) onto the substrate (10), wherein the components comprise a component (21) that needs to be encapsulated and a component (23) that does not need to be encapsulated; forming a protective structure at the region of the component that does not need to be encapsulated, thereby forming a protective region isolating the component that does not need to be encapsulated, as well as an encapsulating region located at outside of the protective region; filling the encapsulating region with an injection molding material (60); and removing the protective structure. Any one part of the packaging structure can be selectively encapsulated in a self-adjustment manner according to a requirement, the operation is simple, and the process flow is simplified.

MEASUREMENT METHOD FOR UN-GATED LIQUID TURBIDITY MEASUREMENT DEVICE BASED ON TIME-CORRELATED SINGLE PHOTON COUNTING

A measurement method for an un-gated liquid turbidity measurement device based on time-correlated single photon counting. The device comprises a light source module (100), a light path transmission module (200), a photoelectric conversion and signal processing module (300), and a standard turbidity liquid (11). The measurement method comprises: a light source acting on a standard turbidity liquid (11) after being modulated by a high-speed narrow pulse, acting on a photoelectric conversion and signal processing module (300) after receiving scattered light of 90°, obtaining a statistical histogram of photon counting values and light time of flight, and extracting a feature parameter on the statistical histogram; demarcating a measurement device according to an acquisition method for the feature parameter to obtain an inherent parameter of the device; and during actual measurement, inverting to obtain a turbidity value of a liquid under measurement using the corresponding feature parameter ...

Comprehensive monitoring and processing method for damaged area after occurrence of time-delay extremely strong rockburst

The invention provides a comprehensive monitoring and processing method for a damaged area after time-delay type extremely-strong rockburst occurs, and relates to the technical field of deep-buried hard rock tunnel engineering. According to the method, a microseismic monitoring system is arranged in a time-delay type extremely-strong rockburst failure area, ground stress testing, sound wave testing, drilling camera shooting and surrounding rock surface and internal blasting vibration monitoring are carried out, and long-term disturbance stress monitoring is carried out on the time-delay type extremely-strong rockburst failure area. According to the method, after time-delay type extremely-strong rockburst damage occurs, the monitoring efficiency, the damage area supporting concept and the safety of the supporting method are improved, a more reasonable and effective supporting system is established, and the later-stage safety is guaranteed.

Light-emitting substrate and display device

The embodiment of the invention discloses a light-emitting substrate and a display device. The light-emitting substrate comprises a substrate; the first conductive layer is located on the substrate; the first conductive layer comprises a plurality of common voltage lines and a plurality of first connecting lines which are arranged at intervals; the plurality of common voltage lines extend along a first direction and are arranged along a second direction; the first insulating layer is located on the side, away from the substrate, of the first conducting layer; the second conductive layer is positioned on one side, deviating from the substrate, of the first insulating layer; the second conductive layer comprises a plurality of first bridging parts which are arranged at intervals; at least one of the plurality of common voltage lines comprises a plurality of signal line segments which are arranged at intervals; in the same common voltage line, two adjacent signal line segments are electrically ...

Point cloud facade imaging method and system and readable storage medium

The embodiment of the invention provides a point cloud facade imaging method and system and a readable storage medium, and the method comprises the steps: obtaining a point cloud set of a corresponding target building, carrying out the correlation overlook projection of the point cloud density of all points in the point cloud set, and obtaining a target overlook projection drawing; a non-maximum suppression method is adopted, the thickness of the wall is removed from the target overlook projection drawing, and a building overlook contour drawing is obtained; determining a target facade based on the building overlook contour map, and extracting a facade point cloud set of the target facade; and performing layered projection based on the facade point cloud set, and splicing the obtained multi-layer projection images to obtain an imaging image of the target facade. By implementing the method, the facade imaging effect can be improved.

Radial stretching film packaging machine with label implanting function

A radial stretching film packaging machine with a label implanting function is composed of a label printing and turning plate component, a movable rack, a film feeding component, a base component, a film feeding component, a label box component, a glue spraying component, a film pasting component, a film cutting component, an online driving device and the like. The film feeding part, the film conveying part, the label box part, the glue spraying part, the film pasting part and the film cutting part are mounted on the movable rack, and the movable rack is mounted on a linear guide rail of the base part. The label printing and plate turning part is installed on a ground foundation plate, and the base part and the online driving device are installed on a foundation plate in a pit. Label implanting and radial stretching film packaging can be carried out on the paper rolls at the same time, the paper rolls with different diameters and width specifications can be met, and the application range ...

SCREEN SPLICING STRUCTURE AND FORMATION METHOD THEREFOR

The present invention provides a screen splicing structure. The screen splicing structure comprises a substrate layer, a middle adhesive layer, and a surface layer; the substrate layer comprises a first substrate and a second substrate; the second substrate is spliced with the first substrate, and a seam is formed at a splicing place; the surface layer and the middle adhesive layer are stacked; the surface layer covers the seam by bonding the middle adhesive layer and the substrate layer; the peeling strength of the surface layer and the substrate layer is greater than or equal to 1,000gf/inch. The present invention also relates to a method for forming the screen splicing structure. By cementing the middle adhesive layer and the substrate layer, and covering the middle adhesive layer and the seam by the surface layer, the screen splicing structure provided by the present invention can effectively reduce the change of a normal line in the splicing place.

Diamond particle automatic arrangement system

The invention relates to the field of diamond dressing rollers, in particular to a diamond particle automatic arrangement system. The diamond particle automatic arrangement system comprises an arrangement manipulator, a measurement manipulator and a swing workbench, and the swing workbench is used for placing a graphite mold; the arrangement manipulator is provided with a diamond particle grabber, and the diamond particle grabber moves in a three-dimensional space under the driving of external force, grabs diamond particles and puts the diamond particles into an inner cavity of the graphite mold; and the measurement manipulator is provided with a three-dimensional measuring head, and the three-dimensional measuring head moves in a three-dimensional space under the driving of external force and measures contour coordinate data of the inner cavity of the graphite mold. According to the diamond particle automatic arrangement system, automatic arrangement of diamond particles in the inner cavity ...

Odor and excrement removing device for livestock breeding factory

The invention discloses an odor and excrement removing device for a livestock breeding factory. The odor and excrement removing device comprises a reciprocating driving unit, an I-shaped frame and a collecting box, the reciprocating driving unit is fixedly connected with an I-shaped frame; the lower end of the I-shaped frame is fixedly connected with a collecting box; the reciprocating driving unit drives the I-shaped frame and the collecting box to do reciprocating motion, so that when the reciprocating driving unit moves towards a feeding port of the collecting box, excrement accumulated by the collecting box is accumulated at the feeding port, then air in a culture area is adsorbed to enter the collecting box under the power-on work of the air pump, peculiar smell molecules in the air are filtered out through a filtering block in a vent hole, and the air is purified. Then the filtered air is sprayed out at a high speed along the lower ends of a second pipe, an air pump, a first pipe ...

Modified composite diaphragm and preparation method thereof

The invention relates to the technical field of battery diaphragms, and provides a modified composite diaphragm and a preparation method thereof.The modified composite diaphragm comprises a base diaphragm and a coating, any side or two sides of the base diaphragm are coated with the coating, and the coating contains high-temperature-resistant polymer nanofibers and inorganic particles. Due to the introduction of the high-temperature-resistant nanofibers, a network supporting structure is formed in the coating, so that the mixed coating containing the high-temperature-resistant polymer nanofibers effectively solves the problem that a pure inorganic particle coating is pulverized and collapsed at a high temperature, and the mixed coating can still keep good integrity and high strength at the high temperature and under the condition that the base membrane is molten; therefore, an effective high-temperature thermal protection effect is achieved. The coating in the modified composite diaphragm ...

Complex equipment health state determination method and system considering human-computer interaction

The invention relates to a complex equipment health state determination method and system considering human-computer interaction, and belongs to the field of complex equipment health management.The method comprises the steps that an initial health state prediction model of complex equipment is constructed; optimizing the initial health state prediction model to obtain an optimized health state prediction model; predicting the health state of the complex equipment based on the optimized health state prediction model to obtain a prediction result; and determining the optimal maintenance opportunity of the complex equipment based on the prediction result. According to the scheme, the health state of the complex equipment can be determined, and the optimal maintenance opportunity can be determined.

MMIC-based delay line circuit and debugging method thereof

The invention provides a delay line circuit based on MMIC and a debugging method thereof. The delay line circuit comprises a plurality of delay modules which are sequentially connected in series; each time delay module comprises a first single-pole double-throw switch, a reference branch, a time delay branch and a second single-pole double-throw switch; each time delay module also comprises a plurality of time delay adjusting units distributed along the time delay branch, and each time delay adjusting unit is provided with a first bonding pad; the delay branch is provided with a second bonding pad, and the second bonding pad is used for being connected with the first bonding pads of the corresponding number of delay adjusting units through gold wire bonding based on the difference between the actually measured delay amount and the design value when the delay line circuit is debugged. According to the invention, the multi-bit delay amount can be realized by switching the switch combination ...

Application of electromagnetic coupling treatment method in electroplating process

The invention discloses application of an electromagnetic coupling treatment method in an electroplating process. Electromagnetic coupling treatment is carried out after a workpiece to be treated is ground and polished or electroplated. According to the method, the ground and polished workpiece is placed in an electromagnetic coupling field, the workpiece is processed through a pulse electromagnetic external field, due to the interaction of vibration generated by electrostriction and magnetostriction and residual stress of the workpiece, dislocation in a material moves, and therefore the effect of regulating and controlling the residual stress is achieved; according to the invention, the matrix and the coating material of the electroplated workpiece generate an atomic diffusion phenomenon under the action of an electromagnetic field, so that the binding force of the coating is enhanced, grains are refined, and the hardness and the wear resistance of the coating are improved.

Preparation method of bio-based epoxy resin

The invention discloses a preparation method of bio-based epoxy resin, and belongs to the technical field of epoxy resin preparation, enzymatic hydrolysis lignin is dissolved in an alkaline solution, then sodium sulfite is added, stirring and heating are performed, and drying is performed to obtain demethylated enzymatic hydrolysis lignin; adding the demethylated enzymatic hydrolysis lignin and renewable salicyl alcohol into deionized water, continuously heating and stirring, then cooling to room temperature, and washing reactants with deionized water to obtain high-activity polyhydroxy enzymatic hydrolysis lignin; and adding the high-activity polyhydroxy enzymatic hydrolysis lignin and epichlorohydrin into an alkaline solution, heating and stirring, washing with distilled water for a plurality of times, carrying out reduced pressure distillation to remove water and epichlorohydrin, and drying to obtain the bio-based epoxy resin. The enzymatic hydrolysis lignin is extracted from residues ...

Vertical casting process for upper support plate of bridge support

The invention discloses a vertical casting process for an upper support plate of a bridge support, which relates to the technical field of casting and comprises the following steps: selecting beads, pre-foaming the beads, curing, foaming and forming, drying, bonding and finishing, coating, carrying out quality inspection on a model, burying in a box and modeling, casting, finishing and cleaning, and normalizing. Compared with the prior art, the method has the advantages that the evanescent mode technology is adopted, production automation is achieved, the production efficiency is greatly improved, the problem of recycling of casting silica sand is solved, the appearance is attractive, the technology yield is increased, and the production cost is reduced.

Emergency standby multimode power generation device and use method thereof

The invention discloses an emergency standby multimode power generation device and a use method thereof, and belongs to the technical field of new energy and energy conservation. Comprising a rotating arm, a space crank sliding block mechanism, a pressing switch, a shell, and a limiting platform, a vibration spring shaft, a vibration spring, a pressing transmission mechanism, a base, a scissor type pressing mechanism, a T-shaped sliding sleeve, a cylindrical linear motor and a central straight cylinder locking mechanism which are arranged in the shell. According to the invention, a cylindrical linear generator is used as an energy collection device, and the power generation device integrates vibration power generation, hand-cranking power generation and pressing power generation. Energy generated by vibration in the walking process of a human body can be absorbed, and conversion of electric energy can be achieved through hand cranking and pressing in an emergency. According to the invention ...

AIR CONDITIONER PANEL BODY, AIR CONDITIONER, AND METHOD FOR BALANCING AIR INLET AND OUTLET OF AIR CONDITIONER

An air conditioner panel body (1), an indoor air-conditioning unit, and a method for balancing air inlet and outlet of the air conditioner. The air conditioner panel body (1) is provided with an air inlet (11). The air inlet (11) is provided with an automatic air inlet volume adjustment mechanism. The automatic air inlet volume adjustment mechanism comprises an air inlet guide plate (2), a control module, and a drive motor (4). The air inlet guide plate (2) is rotatably disposed at the air inlet (11). The drive motor (4) is disposed on the panel body (1) for driving, according to an instruction of the control module, the air inlet guide plate (2) to rotate to adjust the air inlet volume of the air conditioner. The air inlet (11) is automatically opened and closed by means of the control module and the drive motor (4), the air inlet amount can be automatically increased, and the influence of air inlet and outlet imbalance is eliminated.

CO-DIRECTIONAL DIRECTIONAL COUPLING STRUCTURE

Disclosed is a co-directional directional coupling structure, comprising a first coupling structure and a second coupling structure. One end surface of the first coupling structure is provided with an isolation rod, and the other end surface thereof is provided with a feeding plate; one end of the feeding plate is electrically connected to the other end surface of the first coupling structure; a coupling rod extends out of the other end of the feeding plate towards the isolation rod, and the coupling rod is positioned in the second coupling structure. The co-directional directional coupling structure is easier to assemble, easy to maintain and convenient to repair. Because a coupling part is reasonable in arrangement, adjustment can be conveniently realized by rotating coupling wings. By rotating the coupling wing at either side, the coupling degree and other electrical performance parameters can be easily adjusted. Particularly, the stability of the co-directional directional coupling ...

METHOD FOR SYNTHESIZING LITHOCHOLIC ACID WITH BA AS RAW MATERIAL

Disclosed is a method for synthesizing a lithocholic acid, comprising: using 21-hydroxy-20-methylpregn-4-en-3-one (BA) as a raw material, undergoing an oxidizing reaction and a Wittig reaction, then synthesizing the lithocholic acid through a reduction reaction; or, after the oxidizing reaction and the Wittig reaction, by means of a hydrogenation reduction reaction, a carbonyl reduction reaction, and a hydrolysis reaction, synthesizing the lithocholic acid. The present lithocholic acid synthesis method is environmentally-friendly, has simple steps, few side reactions, and high yield, is made of inexpensive and easy-to-obtain raw materials, and is suitable for industrial production; the present invention solves the technical problem in the prior art of high synthesis costs and low yields and being unsuitable for large-scale industrial production.

METHOD AND SYSTEM FOR IMPLEMENTING CHANNEL INPUT BY ADOPTING TOUCH REMOTE CONTROL

The present invention is applicable to the technical field of digital televisions, and provides a method and system for implementing channel input by adopting a touch remote control. The method comprises the steps of: a touch pad detecting a touch of a finger, and displaying a channel list compass formed by one digit numbers; performing a number selection based on sliding of the finger; and determining whether a next digit number selection is required, if yes, drawing a new compass for selection of a next digit number, and if not, performing channel switching by using the currently selected number as an input. By means of the present invention, channel switching can be performed by inputting a number through a touch pad of a remote control, and because the touch pad interacts with the compass displayed on the television, the selection of one digit number can be implemented only by sliding the finger to a general direction, so the operation is simple and easy, and has high correctness. Therefore ...