DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE

A display panel (100) and a manufacturing method therefor, and a display device. The display panel (100) comprises an array substrate (110), an opposite substrate (120) provided opposite to the array substrate (110), and at least one sensor (200) provided between the array substrate (110) and the opposite substrate (120); the opposite substrate (120) is provided with at least one opening (500) by which the sensor (200) is communicated with the external environment.

Stove igniter fixing structure

The utility model provides a stove igniter fixing structure which comprises a bottom shell, a positioning structure used for clamping one end of an igniter is arranged on the bottom shell, and a pressing and fixing structure used for fixing the other end of the igniter is arranged on one side of the positioning structure. According to the stove igniter fixing structure provided by the utility model, the left side of the igniter is firstly positioned through the positioning structure to prevent the left side of the igniter from moving, and then the other end of the igniter is pressed and fixed through the pressing and fixing structure, so that the installation of the igniter is saved from two screw fixing steps to only one screw fixing step; installation operation is reduced, and installation efficiency is improved.

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WIRELESS CHARGING ASSEMBLY AND FABRICATING METHOD THEREFOR, AND TERMINAL DEVICE AND WIRELESS CHARGING METHOD THEREFOR

A wireless charging assembly, comprising: a substrate (10) and a charging transmission wire (20) disposed on the substrate (10). The wireless charging assembly further comprises: a touch structure (30) disposed on the side of the substrate (10) away from the charging transmission wire (20). Also provided is a fabricating method for the wireless charging assembly, and a terminal device and a wireless charging method therefor.

DISPLAY APPARATUS

Provided is a display apparatus. The display apparatus comprises a display panel; a printed circuit board, wherein the printed circuit board is arranged at a back face of the display panel; a sensor, wherein the sensor is arranged on one face, close to the display panel, of the printed circuit board; and an accommodation portion, wherein the accommodation portion is arranged at a position, corresponding to the sensor, in the display panel, and the sensor is embedded in the accommodation portion.

THIN FILM TRANSISTOR PREPARATION METHOD AND THIN FILM TRANSISTOR, AND ARRAY SUBSTRATE

A thin film transistor preparation method and a thin film transistor, and an array substrate. The thin film transistor preparation method comprises: forming a pattern comprising different surface energies on a substrate (1); coating a composite solution (30) containing an organic semiconducting material and a polymer insulation material on the substrate (1) and forming a composite film layer (31); patterning the composite film layer (31) according to the pattern containing different surface energies above the substrate and reserving the composite film layer (31) corresponding to a pattern region having a relatively high surface energy; layering the composite film layer (32) by means of an organic solvent steam processing method; and forming two separate metal electrodes at two opposite sides of the patterned composite film layer (32). In the organic thin film transistor preparation method, during the process of patterning an organic semiconductor layer (34), the synchronous film forming ...

OLED DEVICE, ENCAPSULATING METHOD AND ENCAPSULATING APPARATUS THEREOF

An OLED device, encapsulating method and encapsulating apparatus thereof, the encapsulating method comprising: encapsulating an OLED device (7) formed on a substrate (12); and further comprising: separating copper foil (1) and a graphene thin film (2) formed thereon, and encapsulating the OLED device (7) by means of the graphene thin film (2). The encapsulating method introduces the graphene thin film (2) into the encapsulation of the OLED device (7), thus improving the encapsulation effect of the OLED device (7), simplifying an encapsulation process thereof, and improving the production efficiency.

Method for improving pulse output precision of mass flow meter

The invention relates to a method for improving pulse output precision of a mass flow meter, which comprises the following steps of: 1, providing a time reference of pulse output by a high-precision and low-drift crystal oscillator, accurately calculating a clock period of pulse output, and ensuring that the accuracy of the clock period is within one millionth; 2, changing the original mode of taking second as an output period into a mode of taking a settlement period as a single pulse output period, and ensuring the synchronism of pulse output and mass flow; 3, in the single pulse output period, according to the ratio of the settled mass flow to the pulse equivalent, the pulse number of the single pulse output period is obtained, and the output pulse number is judged. Aiming at the condition that the pulse output of a mass flow meter transmitter exceeds the limit under a specific working condition, a new pulse output logic is provided, the pulse output accuracy is ensured, and the pulse ...

ORGANIC THIN-FILM TRANSISTOR, AND PREPARATION METHOD AND PREPARATION DEVICE THEREFOR

Disclosed are an organic thin-film transistor, and a preparation method and preparation device therefor. The preparation method for the thin-film transistor comprises: forming a gate electrode, a gate insulating layer, an organic semiconductor layer and a source-drain electrode on a substrate, wherein the step for forming the organic semiconductor layer comprises: blade coating a solution in which an organic semiconductor material used for forming the organic semiconductor layer is dissolved so as to form the organic semiconductor layer. The preparation method can avoid the difference between the edge and the centre of the substrate due to the influence of centripetal force when using a spin coating process, thereby improving the yield of organic thin-film transistor devices.

DISPLAY PANEL MANUFACTURING METHOD, DISPLAY PANEL MANUFACTURING DEVICE, AND DISPLAY PANEL

A display panel manufacturing method, a display panel manufacturing device, and a display panel, relating to the technical field of displaying. The method comprises: forming multiple semiconductor material drops on a base substrate (11) by using microfluidics technology; and solidifying the multiple semiconductor material drops, wherein the solidified multiple semiconductor material drops form a semiconductor layer pattern (202). By using the microfluidics technology to form a semiconductor layer pattern on a base substrate, there is no need to use a photoresist, solving the technical problem in the art that when a semiconductor layer pattern is made of an organic semiconductor material, if a conventional patterning process is adopted to manufacture the semiconductor layer pattern, since photoresist needs to be adopted during the patterning process, the photoresist may contaminate the organic semiconductor material, thus affecting the performance of the semiconductor layer pattern. The ...

DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE

Provided are a display panel and a manufacturing method therefor, and a display device, for improving the brightness of a display panel and solving the problems that a manufacturing process of the display panel is relatively complex and the manufacturing cost is relatively high as a result of manufacturing a colour resistance film layer by means of exposure multiple times. The display panel comprises a plurality of pixel units (2) distributed in an array, with each pixel unit comprising a plurality of sub-pixel units (21, 22 and 23). A photonic crystal film layer (3) is arranged at a light-emitting side of the pixel unit of the display panel, wherein the photonic crystal film layer is provided with photonic crystal regions (31, 32 and 33) in one-to-one correspondence with each sub-pixel unit, a plurality of microporous structures (34) are arranged uniformly in each photonic crystal region, and the pore diameter of the microporous structure in each photonic crystal region matches a displayed ...

DISPLAY PANEL AND MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE

Provided are a display panel and manufacturing method thereof, and a display device. The display panel comprises: an array substrate (100) and an oppositely disposed substrate (200). The array substrate (100) comprises signal lines comprising a gate line (40) and/or a source line (20). The oppositely disposed substrate (200) comprises auxiliary lines (30, 50) corresponding to the signal lines, and the signal lines are electrically connected to the corresponding auxiliary lines (30, 50). The signal lines are isolated from each other. The signal lines and the electrically connected auxiliary lines (30, 50) are configured to transmit signals to electrodes electrically connected to the signal lines.

Power market online bidding method based on evolutionary multi-task optimization under data privacy protection

The invention discloses a power market online bidding method based on evolutionary multi-task optimization under data privacy protection. The method comprises the steps of S1, constructing a multi-task environment, wherein a task I is simple offline optimization with known renewable energy generating capacity and market clearing electricity price; and the second task is uncertainty online optimization of the unknown clearing price. And S2, obtaining a quotation strategy of each market subject population, and encoding the quotation strategy into chromosomes. And S3, solving each task by utilizing evolutionary optimization. And S4, carrying out cross-task knowledge migration once every ten generations. The effective features of the optimal individual of the first task are used as a knowledge migration carrier through data compression and learning to assist optimization solution of the second task. And S5, obtaining an optimal quotation strategy at the next moment through iterative training ...

Radio block center host, communication data storage method and device, and medium

The invention discloses a radio block center host, a communication data storage method, a communication data storage device and a medium. The radio block center host comprises at least two non-secure service processing units, a switching unit and at least two network boards. Each non-security service processing unit is connected with each network board through the switching unit, and at least one external device is connected to each network board; the switching unit is used for providing a plurality of communication links for accessing the same network board for each non-secure service processing unit; and the non-security service processing unit is used for carrying out data exchange with the network boards through the communication links and processing data sent by the network boards. By adopting the technical scheme, each non-security service processing unit can maintain and manage all data transmitted between the radio block center host and the external equipment, the redundancy requirement ...

ANTI-PEEPING APPARATUS, ANTI-PEEPING METHOD THEREOF, AND DISPLAY APPARATUS

An anti-peeping apparatus, an anti-peeping method thereof, and a display apparatus, the anti-peeping apparatus comprising: an upper substrate (1) and a lower substrate (2) arranged opposite to one another, and an electrophoresis layer (3) filled between the upper substrate (1) and the lower substrate (2); the surface of at least one of the upper substrate (1) and the lower substrate (2) facing the electrophoresis layer (3) is provided with an electrode layer (4); the electrode layer (4) comprises a plurality of strips of first sub-electrodes (41) distributed along a first direction; and the electrophoresis layer (3) comprises charged particles (31) electrically opposite to the first sub-electrodes and being used for absorbing light.

FLEXIBLE DISPLAY

Disclosed is a flexible display. The flexible display comprises: a flexible display screen; an infrared emitting apparatus, disposed on a frame of the flexible display screen and comprising at least one infrared emitting unit; an infrared receiving apparatus, disposed on the frame of the flexible display screen and comprising at least one infrared receiving unit; and a signal processing unit, in signaling connection to each infrared receiving unit in the infrared receiving apparatus and used for determining the folding state of the flexible display screen according to an infrared signal receiving state of each infrared receiving unit in the infrared receiving apparatus. The flexible display can determine the folding state of the flexible display screen by means of the cooperation of the infrared emitting apparatus and the infrared receiving apparatus, and further, can perform corresponding follow-up processing such as an interactive operation according to the corresponding folding state ...

Human body recognition method based on privacy protection

The invention discloses a human body recognition method based on privacy protection, solves the problem of how to protect privacy in a monitoring video, and belongs to the field of electronic information engineering and image processing. The method comprises the following steps: S1, identifying human bodies in a camera range by using a human body identification model, and drawing a rectangular frame for each human body appearing in the camera; and S2, performing multiple times of fuzzy processing on the human body image in the rectangular frame, and performing fuzzy display on a human body appearing in the camera. The human body in the rectangular frame is subjected to Gaussian blur processing for many times, and the human body is blurred so that the human body cannot be directly recognized. The privacy protection function can effectively avoid leakage of privacy of the user and protect legitimate rights and interests of the user.

CONTROL METHOD AND DEVICE FOR TOUCH SCREEN APPARATUS, AND TOUCH SCREEN APPARATUS

A control method for a touch screen apparatus comprises: performing detection on an activation instruction of an assist mode of the touch screen apparatus; if the activation instruction of the assist mode is detected, then activating the assist mode, and displaying, on the touch screen apparatus, a pre-configured assist mode operation interface; and receiving an operation instruction generated when the assist mode operation interface is operated via a physical button disposed on the touch screen apparatus, and executing an operation response event corresponding to the operation instruction.

CONDUCTIVE BRIDGING METHOD, BRIDGING STRUCTURE, TOUCH PANEL, AND TOUCH DISPLAY DEVICE

The present invention relates to the technical field of touch screen display, and particularly, to a conductive bridging method, a bridging structure, a touch panel, and a touch display device. The conductive bridging method comprises: sequentially forming an insulation layer and a monomolecular layer on a substrate on which a first electrode wire and a second electrode wire are formed in an intersected way; forming through holes in the insulation layer and the monomolecular layer; removing the monomolecular layer between two adjacent through holes close to the same first electrode wire; and forming a conductive film in the through holes and a region between the two adjacent through holes. In this way, bridging connection is implemented by means of the electrical conductivity of the conductive film. According to the conductive bridging method, the bridging structure, the touch panel and the touch display device provided in the present invention, bridging connection is implemented by automatically ...

ELECTROLUMINESCENT COMPONENT, MANUFACTURING METHOD THEREFOR, DISPLAY SUBSTRATE, AND DISPLAY DEVICE

An electroluminescent component, a manufacturing method therefor, a display substrate, and a display device, related to the technical field of displays, obviating the need for reducing the thickness of a metal cathode to increase the overall light emission rate of an OLED component, thus ensuring great display effects thereof. The electroluminescent component comprises: a method cathode layer (20) arranged on a base substrate (10), a functional layer (30), and a transparent cathode layer (40), where the transparent cathode layer (40) is arranged at a light-emitting side of the electroluminescent component, and the functional layer (30) is arranged between the metal cathode layer (20) and the transparent cathode layer (40), and comprising: an electron transfer layer (31), a light-emitting layer (32), and a hole transport layer (33) in a sequence away from the metal cathode layer (20). This is for use in manufacturing the electroluminescent component and the display substrate and the display ...

Multifunctional three-dimensional centering measurement auxiliary device

The invention discloses a multifunctional three-dimensional centering measurement auxiliary device which comprises a centering base fixing device, a centering base, a leveling base and a two-way connecting device, when the triangular leveling base is used, the two-way connecting device penetrates through a through hole, the upper end of the two-way connecting device is connected with a self-contained base of a measuring instrument, and the lower end of the two-way connecting device is connected with a prism. When the annular leveling base is used, a gyroscope host of the lower frame type gyroscopic total station can be fixed below the annular leveling base. The invention discloses a multifunctional three-dimensional centering measurement auxiliary device which can be used for simultaneously carrying out observation of control measurement on the same point measurement instrument and prisms on the premise that the prisms do not influence each other. High-precision free switching of the annular ...

INTEGRATED DISPLAY PANEL, MANUFACTURING METHOD, AND DISPLAY DEVICE

An integrated display panel and a manufacturing method therefor, the integrated display panel comprising: a first base substrate (1) and a second base substrate (2), the first base substrate (1) and the second base substrate (2) being oppositely disposed; the first base substrate (1) is provided thereon with a pixel unit, and the pixel unit comprises a plurality of sub-pixel units having different colors; the integrated display panel further comprises an image acquisition module, the image acquisition module comprising a photosensitive unit (3) which is disposed in each sub-pixel unit; the photosensitive unit (3) comprises a photodiode (4) which is located in a non-display area of a sub-pixel unit, the photodiode (4) being configured to photoelectrically convert light from a target region to obtain an electrical signal representing an image of the target region.

DISPLAY DEVICE AND MANUFACTURING METHOD THEREFOR

Discloses are a display device and a manufacturing method therefor. The display device comprises a middle frame and an integrated flexible display panel bent around the middle frame. The flexible display panel comprises a primary display panel region located at one side of the middle frame, a secondary display panel region located at the other side of the middle frame, and a bent region bent around the middle frame to connect the primary display panel region and the secondary display panel region. Since a double-screen display function can be achieved by using only one flexible display panel, the costs and the design difficulty of the entire machine are effectively reduced.

LIGHT SOURCE, LIGHT SOURCE ASSEMBLY, DISPLAY DEVICE AND DISPLAY METHOD

A light source (10), a light source assembly, a display device and a display method. The light source (10) comprises first light emitting regions (101) and second light emitting regions (102), the first light emitting regions (101) and the second light emitting regions (102) being separately controllable to turn on or turn off light emitting; the first light emitting regions (101) and the second light emitting regions (102) are alternately arranged in a first direction (X). The first light emitting regions (101) and the second light emitting regions (102) of the light source (10) can be controlled separately, thus enabling one light emitting region to emit light while the other light emitting region is turned off, without any stray light in the light emitting region which is turned off, preventing crosstalk of stray light to the light of the other light emitting region.

INTEGRATED DISPLAY PANEL, DISPLAY DEVICE AND IMAGE DISPLAY METHOD

Disclosed in the embodiments of the present disclosure are an integrated display panel, a display device and an image display method, the integrated display panel comprising: a display substrate and a plurality of photodiodes located therein. The plurality of the photodiodes, in part or in whole, are configured for collecting optical signals of a target area and converting the collected optical signals of the target area into electrical signals used for forming an image of the target area.

ORGANIC THIN FILM TRANSISTOR STRUCTURE AND MANUFACTURING METHOD, GAS SENSOR AND RELATED APPARATUS

Disclosed by the present disclosure are an organic thin film transistor structure and a manufacturing method, a gas sensor, and a related apparatus: a gap, which contacts an organic active layer and which is used for accommodating a gas to be detected, is provided in the organic thin film transistor structure, and therefore, when the organic thin film transistor structure is used to detect gas concentration, the gas to be detected may enter an inner portion of the organic thin film transistor structure by means of the gap, thereby increasing the contact area between the gas to be detected and the organic active layer so as to increase the contact area between the gas to be detected and a carrier migration interface, thus improving the sensitivity in the organic thin film transistor structure detecting the concentration of the gas to be detected and improving gas concentration detection efficiency.

Small wellhead long interval special polygon connection measurement method

The invention relates to the technical field of urban rail transit engineering tunnel shaft connection survey, in particular to a small-wellhead long-interval special polygon connection survey method, which comprises the following steps of: S1, suspending at least four steel wires in a shaft, the angle formed by every two steel wires in the four steel wires and the ground near-well point and the angle formed by every two steel wires and the underground control point meet the requirement of being smaller than 1 degree, and the four steel wires, the ground near-well point and the underground control point form a special polygon; s2, total stations are erected at ground near-well points and underground control points at the same time, orientation is completed through rearview control points, and angle and distance observed quantities of the four steel wires and the control points are obtained. The method has the beneficial effects that the problem that a small well mouth one-well orientation ...

LIGHT-EMITTING DIODE DISPLAY SUBSTRATE AND METHOD FOR MANUFACTURING SAME, AND DISPLAY

Provided are a light-emitting diode display substrate and method for manufacturing same, and a display. The light-emitting diode display substrate comprises a base substrate (100), a light-emitting diode (110) located on the base substrate (100), and a self-assembled monolayer (101). The light-emitting diode (110) comprises a graphene layer (111), and said graphene layer (111) is located on the side of the light-emitting diode (110) that is adjacent to the base substrate (100); the self-assembled monolayer (101) is located between the graphene layer (111) and the base substrate (100) and is connected to the graphene layer (111). The light-emitting diode display substrate uses the feature of a graphene and gallium nitride lattice match to facilitate gallium nitride crystal growth on a transfer substrate; furthermore, graphene is an electrically conductive material and its hardness and flexibility are relatively good; it may be used as a base or as an electrode, and may be used as a medium ...

LIGHT SOURCE PANEL AND DISPLAY DEVICE

A light source panel (100) and a display device. The display device comprises: a reflective display panel (200) and a light source panel (100) provided on a light-emitting side of the display panel (200). The light source panel (100) comprises a parallax barrier structure (120) and a light-emitting unit (110). The parallax barrier structure (120) comprises a light-splitting component (121). The light-splitting component (121) at least comprises a non-transparent state. A light transmission region (130) is located in a portion between adjacent light-splitting components (121). The light-emitting unit (100) and the light-splitting component (121) at least partially overlap in a direction perpendicular to the light source panel (100). The light source panel (100) provides a front light source, so as to improve the quality of a displayed image, and also enable the display device to have a three-dimensional display function.

Well outage compliance sacculus expansion pipe

... 本实用新型涉及医疗器械技术领域，具体是种中空高顺应性球囊扩张导管，所述的导管沿内腔轴向设有偏心导丝通道，该导管的管壁内沿其轴向设有球囊充盈通道；所述导管远端的外壁上设置球囊，该球囊的囊壁厚度由中间处向两侧的连接端逐渐变薄；所述球囊充盈通道穿过所述导管的管壁后和该球囊连通。本实用新型的有益效果是，能够通过具有高顺应性的中空球囊导管成功治疗严重扭曲的主动脉夹层。另外，对于即将破裂的主动脉疾病(如主动脉瘤)，所述中空高顺应性球囊导管能起到即刻封闭破裂口的同时允许血液经中空通道到达病变部位的远端，不影响血管对远端器官血供，预防和减少并发症。 ...

OLED DISPLAY PANEL, AND METHOD FOR USING OLED DISPLAY PANEL TO PERFORM FINGERPRINT RECOGNITION

An OLED display panel (10), comprising: a transparent substrate (1); an OLED array substrate (2) provided opposite to the transparent substrate (1); and a fingerprint recognition unit (300). The OLED array substrate (2) comprises: a plurality of scanning lines (G(N)); a plurality of data lines (D(N)); a plurality of OLED pixel units (221), each OLED pixel unit (221) being connected to a corresponding data line (D(N)) and scanning line (G(N)); a plurality of light detection units (200), each light detection unit (200) being connected between the reset end (Reset) of one OLED pixel unit (221) and a data line (D(N)) and being configured to detect light reflected by the transparent substrate (1) so as to generate a light detection signal and output the light detection signal by means of said data line (D(N)) under the control of a reset signal from the reset end (Reset). The fingerprint recognition unit (300) is connected to the plurality of data lines (D(N)), and is configured to recognize ...

ARRAY SUBSTRATE, DISPLAY PANEL AND DISPLAY APPARATUS

Provided are an array substrate, a display panel and a display apparatus. The array substrate comprises a plurality of signal lines, wherein each of the signal lines is connected to a plurality of sub-pixel units (20); the plurality of signal lines comprise first signal lines; a plurality of sub-pixel units (20) connected to each of the first signal lines is divided into at least two groups; each of the groups comprises at least one sub-pixel unit (20); and the effective overlap areas of common electrodes and pixel electrodes of sub-pixel units (A) in a group close to signal input ends of the first signal lines are greater than the effective overlap areas of common electrodes and pixel electrodes of sub-pixel units (B) in a group far away from the signal input ends of the first signal lines.

ELECTROLUMINESCENT COMPONENT AND MANUFACTURING METHOD, DRIVING METHOD AND DISPLAY DEVICE THEREOF

An electroluminescent component and a manufacturing method, driving method and display device thereof. The electroluminescent component comprises: a transparent substrate (10); a first light emitting unit (1) and a second light emitting unit (2), respectively provided at two sides of the transparent substrate (10), the first light emitting unit (1) and the second light emitting unit (2) having the same light emitting direction, and being respectively connected to a control circuit (18, 28). By adopting a parallel component structure, the invention realizes independent control of two light emitting units in a single electroluminescent component, facilitating optimizing and tuning each light emitting unit respectively, enabling adjustment of color temperature and increased light emitting efficiency of the component. The invention can adopt a polymer-produced transparent substrate (10) having an appropriate refractive index and light emitting material, thereby reducing in-component optical ...

Nanometer material CuFe2O4 as well as preparation method and application thereof

The invention relates to a nano material CuFe2O4 as well as a preparation method and application thereof, and belongs to the technical field of water pollution treatment. The preparation method comprises the following steps: dissolving Cu (NO3) 2.3 H2O and Fe (NO3) 3.9 H2O in ultrapure water together, stirring in a water bath at 60-65 DEG C for 1-1.5 hours, adding citric acid, continuously stirring in a water bath at 55-65 DEG C for 3-3.5 hours, transferring the obtained transparent sol into a drying oven, and drying for several hours to obtain gel; transferring the gel into a muffle furnace for roasting; and grinding the roasted sample, rinsing with ultrapure water for multiple times until the solution is neutral, and then transferring into a drying oven for drying for several hours to obtain the nano material CuFe2O4. The prepared nano material CuFe2O4 activates PMS under light induction, and SO4.-and. OH are generated after a CuFe2O4/UV-vis/PMS system is constructed, so that organic ...

Radio block center and protection method thereof for controlling train to enter station

The invention discloses a radio block center and a protection method for controlling a train to enter a station, and the method comprises the steps: the radio block center obtains the route state of a train through interlocking; according to the route state of the train, the radio block center authorizes and protects the route of the train; wherein the train route unlocking protection comprises route unlocking maintaining authorization protection and route unlocking authorization protection, and the route unlocking maintaining authorization protection comprises route unlocking maintaining authorization protection and route unlocking authorization protection; and after the access is unlocked, access unlocking authorization protection is started. From the perspective of RBC, after the route is unlocked, checking of the train authorization direction and the route direction is started immediately, the situation that the route direction is inconsistent with the train authorization direction ...

Train protection method, train protection system and radio block center system

The invention discloses a train protection method, a train protection system and a radio block center system, and the method comprises the steps: firstly, based on the route information of a train, obtaining the route of the train authorized by movement and the corresponding route state; and then, when one or more routes with idle route states exist, checking whether a train head and/or a train tail except the authorized train exist in the one or more routes or not. By the adoption of the method, the driving safety under the condition that the track occupation detection equipment breaks down is ensured, then train accidents can be effectively avoided, on one hand, the train running safety is improved, and on the other hand, the fault-tolerant capability of a train control system is improved.

Cobalt-aluminum co-permeation test device

The invention belongs to the technical field of materials, and relates to a cobalt-aluminum co-permeation test device which mainly comprises a high-temperature alloy cylinder, a high-temperature alloy porous sieve and a high-temperature alloy tray, the high-temperature alloy cylinder mainly plays a role in supporting and adjusting the height of turbine blades and permeation agent powder, the purpose of permeation of cobalt-aluminum coatings with different permeation layer depths is achieved, and the cobalt-aluminum co-permeation test device is simple in structure and convenient to operate. The high-temperature alloy porous sieve plays a role in exhausting internal air and supporting a workpiece, and the high-temperature alloy tray realizes the characteristic that high-temperature powder liquid drops generated at any time flow to a low liquid level due to height change, realizes the purpose of directional deposition of turbine blades, isolates air to the greatest extent, and improves the ...

Cavity connecting structure

The invention provides a cavity connecting structure which comprises a sealing connecting plate, a sealing door frame and a sealing ring, the sealing connecting plate comprises a connecting plate opening, a first sealing groove and a second sealing groove, and the first sealing groove and the second sealing groove are formed in the two end faces of the sealing connecting plate respectively; the sealing door frame comprises a first door frame part, a second door frame part and a third door frame part which are stacked, a door frame opening formed by penetrating through the first door frame part, the second door frame part and the third door frame part and a third sealing groove, the first door frame part, the second door frame part and the third door frame part form a step structure, and the first door frame part is fixed to the conveying platform; the second door frame part is arranged in the conveying opening, the third door frame part is arranged in the connecting plate opening, and the ...

Vehicle coming reminding device and reminding method for traffic blind area monitoring

The invention provides a coming vehicle reminding device and reminding method for traffic blind area monitoring, and belongs to the technical field of coming vehicle reminding equipment. The problems that an existing coming vehicle reminding device can remove dust or water mist on a reflective mirror, but for severe weather with heavy rain, dense fog or much mud and dust, a driver is difficult to observe the situation of a vehicle in a blind area from the reflective mirror are solved. A driving motor is arranged on the inner wall of the inverted hollow cone, the output end of the driving motor is connected with at least two connecting rods, monitoring radars are arranged at the tail ends of the connecting rods, a control processor is arranged in the inverted hollow cone, the warning device comprises directional loudspeakers, a flash lamp and a warning lamp, and each connecting rod is provided with one directional loudspeaker. The speed and distance information of the coming vehicle is monitored ...

Fabricated shear wall structure

The invention discloses an assembly type shear wall structure, and relates to the technical field of assembly type building engineering, the assembly type shear wall structure comprises a left side shear wall, a right side shear wall and a ground embedded part, the upper surface of a top plate is fixedly provided with a bottom connecting piece through a fixing assembly, and the top connecting piece is internally provided with a locking mechanism; the upper end of the pressing rod extends to the top connecting piece to be connected with the locking mechanism, and a plug pin is inserted into the guide groove and the inserting hole in a penetrating mode. According to the connecting structure, the assembly work of the shear walls can be more convenient, the workload and the working difficulty of the assembly work are reduced to a certain extent, the assembly strength and the connecting stability between the left shear wall and the right shear wall can be further improved, the bearing capacity ...

Organic hydride dehydrogenation catalyst, preparation method, integration process and equipment

The invention belongs to the technical field of catalysts, and discloses an organic hydride dehydrogenation catalyst, a preparation method, an integrated process and equipment. The organic hydride dehydrogenation catalyst comprises Pt nanoparticles, MnOx and oxide carrier (MO) powder, the Pt nanoparticles are loaded on the MnOx/MO powder to obtain a Pt-MnOx/MO catalyst, the Pt element content is 0.5-1.5 wt.%, and the MO carrier is Al2O3 or MgAl2O4. Manganese oxide is introduced into the oxide carrier to further regulate and control the electronic structure of Pt nanoparticles in the catalyst. On the premise that the influence on the dispersity of Pt nano-particles in the catalyst is small, the positive electric state of the Pt nano-particles reaches the best through introduction of Mn2O3, so that adsorption of reactants and desorption of products are both considered, and the Pt-Mn2O3/MO catalyst has the highest organic hydride dehydrogenation activity at different temperatures.

Method for predicting illegal fishing boat trend based on online flow data mining algorithm

The invention discloses a flow data mining method based on online ensemble learning, which is used for solving the problem of predicting the trend of illegal fishing boats in partial sea areas in China in real time. The method comprises the steps of S1, preprocessing early-stage data, preprocessing monitoring data of fishing boats in related sea areas, dividing a sea area needing to be detected into a plurality of areas, expanding timestamps of collected original data into daily, weekly and monthly attributes according to requirements, and representing whether illegal fishing boats appear in the current area or not according to classified target attributes; s2, setting the type and number of basic dynamic classifiers, and determining the basic weight of a static classifier; s3, determining the size of a sliding window of the dynamic classifier, the size of real-time test data and related initialization parameters; s4, in combination with an active learning strategy, adjusting the dynamic ...

High -speed joint pipeline connects with self sealing action

... 本实用新型涉及一种具有自密封作用的快速连接管路接头，其包括可拆卸连接的管路公头和管路母头，所述管路公头包括管路公头直管和设置在所述管路公头直管一端的凸缘，所述管路母头包括管路母头直管和设置在所述管路母头直管一端的与所述凸缘相适配的扣套，所述管路公头直管上套置有支撑环，所述支撑环和所述凸缘之间设置有密封垫，所述支撑环和所述管路母头之间设置有连接组件。本实用新型可以满足在输送液体的时候具有自密封作用，且安装、拆卸操作简单、省时省力。 ...

Manufacturing method of turbine blade coating seepage cobalt-aluminum coating

The invention aims to provide a manufacturing method of a turbine blade external cobalt-aluminum coating. The manufacturing method comprises the following steps that a turbine blade external cobalt-aluminum coating mold and a permeating agent are subjected to high-temperature drying; the method comprises the following steps: weighing mixed powder consisting of AlFe powder, NH4Cl, ICl, Ni-Y and Al2O3, and putting the mixed powder into a heat treatment furnace for activating treatment; the turbine blade is subjected to sand blasting treatment, the turbine blade subjected to sand blasting treatment is subjected to ultrasonic cleaning, wiping is conducted with acetone and alcohol, and furnace charging treatment is conducted; starting a fan, raising the furnace temperature to 300 DEG C, closing a mechanical pump after the temperature reaches 300 DEG C, filling argon gas with the pressure of-0.06 MPa, raising the temperature to 1000 DEG C along with the furnace, keeping the temperature for 4- ...

Rapidly-installed overhead rail sliding door

The invention discloses a quickly-mounted hanger rail sliding door, and relates to the technical field of sliding doors, the quickly-mounted hanger rail sliding door comprises a hanger rail body, a sliding door body and a mounting plate, two nylon wheels are fixedly mounted on each of two sides of the bottom of the mounting plate, the nylon wheels are rotatably connected with the hanger rail body, and a mounting box is fixedly mounted at the top of the mounting plate. The sliding door has the beneficial effects that through cooperation of the limiting plates, the hanging rods, the hanging plates, the T-shaped grooves and the fixing grooves, in the installation process, installation can be completed only by lifting the sliding door body and then pushing the hanging rods into the T-shaped grooves in the two sides of the sliding door body so that the hanging plates can be clamped into the fixing grooves, and the installation process is convenient and rapid; through cooperation of the inner ...

Dish identification and calorie planning WeChat applet based on ResNet

The invention discloses a ResNet-based dish identification and calorie planning method and a WeChat applet, and the method comprises the steps: 1, obtaining a picture of a to-be-identified dish, 2, carrying out the identification of the variety of the dish through a pre-trained model, 3, giving the calorie corresponding to the dish according to the classification after the identification of the dish, and 4, the total calories ingested by the user in one day can be recorded according to the calories of the identified dishes, so that the user can more healthily know own dietary habits. According to the method, an Adam optimizer structure is added on the basis of the ResNet neural network, so that the accuracy of dish recognition is greatly improved, calorie statistics and planning operation is added after dish recognition, a user can better know the heat ingested by himself and develop a healthy dietary habit, the method can be implemented in a WeChat applet of a mobile phone, and the method ...

Lunch box

The utility model discloses a lunch box which comprises an upper bolt body, a mouth cover body, a locking piece, a lower bolt body and a cup body, the mouth cover body is connected with the upper bolt body, the locking piece is rotatably connected to the lower bolt body, the upper bolt body is matched with the lower bolt body, a first clamping part is arranged on the locking piece, and a second clamping part is arranged on the cup body. The upper bolt body is provided with a second clamping part and a clamping containing cavity, the second clamping part is located in the clamping containing cavity, the first clamping part is connected with the second clamping part in a clamped mode, the cup body is provided with an external thread, the lower bolt body is provided with an internal thread, and the clamping containing cavity is provided with a clamping groove. And the lower bolt body is in threaded connection with the external threads arranged on the cup body through the internal threads.

Strap type cross-country vacuum cup

The invention discloses a strap type cross-country vacuum cup. The cup comprises a base, a threaded column is installed in the center of the top of the base, a cup body is installed on the threaded column in a threaded mode, an inner cover is installed on the top of the cup body, the inner cover is in threaded connection with a cup cover, a first function plate, a second function plate and a third function plate are hinged to the side wall of the base, and a heating ring is rotationally installed in the base. A push block is slidably mounted in the side wall of the base. By means of the functional plate and the assemblies arranged on the functional plate, a user can carry a certain number of emergency food and medical bottles to serve as the lowest guarantee for field survival, water stored in the cup body is heated, and in cooperation with carried medicine, it can be guaranteed that drinking water is clean, drinking hot water and water vapor generated in the heating process can be heated ...

System and method for detecting rigid shaft guide of vertical shaft based on yov7-tiny

The invention relates to a yov7-tiny-based vertical shaft rigid cage guide detection system. The system comprises a data acquisition unit, a data processing unit, a network transmission unit, a data storage unit and a data visual unit, the invention discloses a method for detecting a vertical shaft rigid cage guide based on yov7-tin. The method comprises the following steps: A, establishing a model for detecting deformation and joint dislocation of the vertical shaft rigid cage guide, B, collecting a vertical shaft rigid cage guide image of a to-be-detected vertical shaft rigid cage guide, and C, detecting the vertical shaft rigid cage guide image obtained in the step B through the detection model obtained in the step A. The system and the method have the characteristics of intelligent inspection, simplicity in installation, convenience in use and the like. The invention provides the system and the method for detecting the rigid shaft guide of the vertical shaft based on the yov7-tin.

Dual-drive mass flow meter

The invention relates to a dual-drive mass flowmeter which comprises a first drive coil and a second drive coil, the first drive coil and the second drive coil are symmetrically arranged in a shell, the first drive coil is installed at the center of the top of one measuring tube, and the second drive coil is installed at the center of the top of the other measuring tube. The first driving coil is connected to the first control circuit, and the second driving coil is connected to the second control circuit. The mass flow meter has the advantages that the first driving coil and the second driving coil which are identical are adopted, and the measuring performance of the mass flow meter is improved; better tolerance is achieved for high-temperature application, and the driving capacity is not affected by temperature; and the driving force can be controlled in a wider interval.

Learning resource packaging method and system for learning behavior data acquisition

The invention discloses a learning resource packaging method oriented to learning behavior data collection. The method comprises the following steps that 1, a learning resource creator creates learning resources in a common webpage form; step 2, a learning resource creator designs a link needing to perform learning behavior data acquisition according to the learning resources obtained in the step 1; step 3, under the support of the data acquisition mark attribute library, assigning attribute configuration for the part for learning behavior data acquisition; 4, a learning behavior tracking module quotes a learning behavior data acquisition script program to record interaction between the user and the learning resources; 5, testing the learning resources capable of performing learning behavior data acquisition by using a test module; and step 6, jointly assembling the learning behavior tracking module and the learning resource essential content module into a learning resource packaging body ...

Field cutting device for steel bar truss floor support plate

The invention relates to a cutting device, in particular to an on-site cutting device for a steel bar truss floor support plate. According to the field cutting device for the steel bar truss floor support plate, the steel bar truss floor support plate can be more stably limited, and cutting is more accurate. A field cutting device for a steel bar truss floor support plate comprises a main frame, a main supporting seat, an auxiliary supporting seat, a protective shell and the like. A main supporting seat and an auxiliary supporting seat are fixedly connected to the two sides of the main frame, and a protective shell is fixedly connected between the main supporting seat and the auxiliary supporting seat. The lifting limiting seat is in contact with the bottom of the steel bar truss floor support plate, the lifting limiting seat can limit the bottom of the steel bar truss floor support plate, and cutting deviation caused by left-right shaking of the steel bar truss floor support plate during ...

Abnormal order detection method based on ensemble learning

The invention discloses an abnormal order detection method based on ensemble learning. Firstly, an original order data set of a corresponding e-commerce platform is collected; missing values, repeated values and abnormal values existing in the data set are cleaned, features with more interpretability and correlation are extracted from the preprocessed order data set, and the related method comprises feature extraction, feature aggregation, binning and the like; secondly, training an integrated learning base classifier based on XGBoost, CatBoost and GBDT by using the sample data set, proposing an evaluation index system, optimizing the base classifier for multiple times by using a black box optimization system openbox based on Bayesian optimization, and performing an abnormal order detection test based on a test set on the optimized base classifier; and finally, constructing a fusion model based on a voting method by using the base classifier obtained by the optimal parameters, so that the ...

Monitoring type assembling support used for supporting bridge

The invention discloses a monitorable assembling support for supporting a bridge, which comprises a bottom supporting structure, a top supporting structure, a support body and a monitoring assembly, and is characterized in that the support body comprises a stand column, a connecting structure and a cross brace reinforcing structure which are formed by sequentially splicing the supporting assemblies; the supporting assembly is provided with a plurality of supporting columns which are annularly arranged at intervals, and the supporting columns are vertically connected in a one-to-one correspondence mode to form a plurality of stand columns; every two adjacent supporting assemblies are connected together through a connecting assembly. The cross brace reinforcing structure is provided with a plurality of groups of cross braces. The supporting columns are connected through the connecting assemblies to form the stand column, the transverse support assemblies can be fixed to the stand column through ...