Настройки

Укажите год
-

Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

Подробнее
-

Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

Подробнее

Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Укажите год
Укажите год

Применить Всего найдено 49. Отображено 49.
09-05-2023 дата публикации

Expandable high-precision self-adaptive wind power blade end face bolt sleeve machining equipment

Номер: CN116079413A
Принадлежит:

The invention discloses expandable high-precision self-adaptive wind power blade end face bolt sleeve machining equipment, belongs to the technical field of milling and grinding machining equipment, and solves the problems that in the prior art, wind power blade root bolt sleeve milling and grinding equipment needs to manually adjust the parallelism of an equipment rotating plane and a machined plane, so that operation is difficult, and precision is low. The device comprises an equipment walking mechanism, a milling mechanism is installed on the equipment walking mechanism, the milling mechanism comprises a milling walking mechanism and a milling unit, and the milling unit comprises a milling adjusting mechanism and a milling disc mechanism. The wind power blade laser leveling device is used for scanning a wind power blade through laser, leveling work of a device machining face and a machined workpiece is automatically completed according to a generated result, the burden of operators is ...

Подробнее
25-07-2023 дата публикации

Acinetobacter baumannii vaccine and preparation method thereof

Номер: CN116474081A
Принадлежит:

The invention provides an acinetobacter baumannii vaccine and a preparation method thereof, and relates to the technical field of biology. The vaccine comprises an acinetobacter baumannii nucleoside diphosphate kinase NDK recombinant protein, and the amino acid sequence of the acinetobacter baumannii nucleoside diphosphate kinase NDK recombinant protein is as shown in SEQ ID NO. 3. A vaccine prepared from the NDK recombinant protein can be used for immunization through an intramuscular injection way, and an organism is stimulated to generate a high-titer antibody. Animal experiments prove that the genetic engineering recombinant monovalent vaccine has a good immune protection effect of resisting acinetobacter baumannii infection. A foundation is laid for further research on combined vaccines and multi-subunit vaccines, and meanwhile, the method plays an important role in research and application of vaccines and diagnostic kits.

Подробнее
23-06-2023 дата публикации

Corn breeding test field harvesting and subpackaging device

Номер: CN116280355A
Принадлежит:

The invention discloses a corn breeding test field harvesting and subpackaging device which comprises a shell, a moving mechanism is arranged at the bottom of the shell, a feeding hopper is arranged on a top beam of the shell, and the bottom of the feeding hopper communicates with the top of the shell; the material distributing part is arranged at the top of an inner cavity of the shell, the material distributing part comprises a driving mechanism, and the driving mechanism is in transmission connection with a material distributing mechanism; the loading part is arranged in the middle of the shell, the loading part comprises a rotating mechanism, a plurality of bearing mechanisms are arranged on the top of the rotating mechanism in the circumferential direction at equal intervals, and the bearing mechanisms correspond to the material distributing mechanism; a pushing mechanism is arranged at the top of the rotating mechanism; and a lifting mechanism is arranged at the bottom of the rotating ...

Подробнее
08-04-2015 дата публикации

Plug electric connector

Номер: CN104505663A
Принадлежит:

Disclosed is a plug electric connector. The plug electric connector comprises an insulation body, two terminal groups, a shielding grounding sheet and a shielding housing, wherein the insulation body is provided with a top plate and a base plate, and a plug space disposed among the top plate, the base plate and two side walls is formed at the front end of the insulation body; the two terminal groups are respectively arranged on the inner surface of the top plate of the insulation body and the inner surface of the base plate of the insulation body, and the terminal groups are respectively provided with a plurality of conductive terminals; the shielding grounding sheet is arranged at the rear end of the insulation body and is provided with a shielding sheet body and two elastic bucking arms, the shielding sheet body is arranged at the rear end of the insulation body and is disposed between the two terminal groups, and the two elastic bucking arms respectively project forwards from the two ...

Подробнее
25-07-2023 дата публикации

Acinetobacter baumannii DlaT recombinant protein as well as preparation method and application thereof

Номер: CN116478953A
Принадлежит:

The invention provides an acinetobacter baumannii DlaT recombinant protein, a preparation method and application, and relates to the technical field of biology, the recombinant protein comprises the acinetobacter baumannii DlaT protein, the amino acid sequence of the acinetobacter baumannii DlaT protein is shown as SEQ ID NO.1, and the amino acid sequence of the recombinant protein is shown as SEQ ID NO.3. The invention further provides a preparation method of the acinetobacter baumannii DlaT recombinant protein. By constructing a prokaryotic system recombinant expression vector and recombinant engineering bacteria, high expression quantity of the DlaT recombinant protein is realized, separation and purification are facilitated, high efficiency and safety are realized, and the DlaT recombinant protein can be directly matched with an adjuvant to be used for preparing a subunit vaccine for resisting acinetobacter baumannii infection and a related detection kit. The quality is controllable ...

Подробнее
13-04-2021 дата публикации

Auxiliary device for assembling bolt between tire and hub

Номер: CN212946437U
Автор: ZHOU YANGYANG, 周杨洋

The utility model relates to an auxiliary device for assembling a bolt between a tire and a hub. An auxiliary device for assembling a bolt between a tire and a hub comprises a bottom plate and a pressing machine arranged on the bottom plate, the pressing machine is provided with a vertically-arranged pressing rod, a pressing block is arranged at the lower end of the pressing rod, at least three supporting columns are arranged on the bottom plate, and positioning grooves used for positioning the bolt are formed in the upper ends of the supporting columns. The distance between the circumferential outer edge of the lower end of the pressing block and the axis of the pressing rod is smaller than the distance between the positioning groove and the axis of the pressing rod, and the depth of the positioning groove is smaller than or equal to the thickness of the bolt head. Or the upper end of the supporting column is provided with a positioning protrusion used for positioning the bolt, the distance ...

Подробнее
21-07-2023 дата публикации

Acinetobacter baumannii translation elongation factor recombinant protein as well as preparation method and application thereof

Номер: CN116462743A
Принадлежит:

The invention provides an acinetobacter baumannii translation elongation factor recombinant protein, a preparation method and application, and relates to the technical field of biology, the recombinant protein comprises an EF-Ts protein, the amino acid sequence of the EF-Ts protein is shown as SEQ ID NO.1, and the amino acid sequence of the recombinant protein is shown as SEQ ID NO.3. The invention further provides a preparation method of the acinetobacter baumannii translation elongation factor recombinant protein. The preparation process of the EF-Ts histone is simple, low in cost, easy to repeat and suitable for large-scale production. The product is single in component, high in purity and relatively high in safety; the EF-Ts recombinant protein disclosed by the invention has a remarkable protection effect on animals and can induce the animals to generate specific antibodies with relatively high titers. According to the invention, the research of taking the acinetobacter baumannii EF-Ts ...

Подробнее
18-07-2023 дата публикации

Novel secondary treatment method for bolt sleeve on root end face of wind power generation embedded blade

Номер: CN116441858A
Принадлежит:

The invention belongs to the technical field of wind power generation, and particularly relates to a novel wind power generation embedded blade root end face bolt sleeve secondary processing method, which comprises a modeling mechanism and an execution mechanism, the modeling mechanism comprises a scanning laser module for scanning an end face bolt sleeve and a modeling module for modeling analysis according to a scanning result; the executing mechanism comprises a milling and grinding head which is provided with two steering shafts and can freely rotate at a free angle, so that it is guaranteed that the machining unit is always parallel to the machined face of the end face bolt sleeve. In the invention, the program can control the equipment scanning laser to scan the processed workpiece, the angle between the milling and grinding head and the processed workpiece is automatically adjusted after the scanning is completed, and meanwhile, the workpiece is processed by analyzing data, automatically ...

Подробнее
12-03-2014 дата публикации

Flushing device for live electrical equipment

Номер: CN103623965A
Принадлежит:

The invention discloses a flushing device for live electrical equipment. The flushing device comprises a nozzle, a first motor, a second motor, a base, a working platform lifting mechanism, a level surface swinging mechanism, a vertical surface swinging mechanism and a control system, wherein the control system comprises a working platform lifting mechanism control module, a level surface swinging mechanism control module and a vertical surface swinging mechanism control module; the working platform lifting mechanism is arranged on the base; the level surface swinging mechanism is arranged on the working platform lifting mechanism; the vertical surface swinging mechanism is arranged on the level surface swinging mechanism; the first motor is arranged in the level surface swinging mechanism, and a driving shaft of the first motor is arranged upwards; the vertical surface swinging mechanism is connected with the driving shaft; the second motor is arranged on the vertical surface swinging ...

Подробнее
05-01-2011 дата публикации

Method and system for realizing function use of administrator client

Номер: CN0101938376A
Принадлежит:

The invention discloses a method and a system for realizing the function use of an administrator client. The method comprises the following steps of: obtaining a corresponding plug-and-play unit from an administrator server by an administrator client when a user firstly selects the application function and loading the obtained plug-and-play unit; requesting the application function to the administrator server by the administrator client, and adopting the loaded plug-and-play unit to parse and display an execution result of the application function, which is returned by the administrator server. In the invention, the application function of the OMM (One Minute Millionaire) administrator client is multiplexed by adopting a functional independent deployment mode, a dynamic loading mode and a hierarchy deployment mode through an EMS (Express Mail Service) client so as to greatly decrease the research and development costs, save a great amount of system resources and support the seamless communication ...

Подробнее
25-02-2015 дата публикации

Plug electric connector

Номер: CN104377509A
Принадлежит:

A plug electric connector comprises a shielding shell, an insulation body and a ground lug. The insulation body is located in a storage groove of the shielding shell. The insulation body comprises an inserting groove and a plurality of side end installation spaces, and the side end installation spaces are formed in the two side faces of the insulation body respectively and communicated with the inserting groove. The ground lug is arranged on the insulation body and is in contact with the shielding shell. The ground lug comprises a shielding body, a plurality of side arms, a plurality of hook parts and a plurality of connection tubs. The shielding body is arranged in the insulation body. The side arms extend towards the side end installation spaces from the two sides of the shielding body respectively. The hook parts extend in the direction of the inserting groove from the front sides of the side arms. The connection tubs extend in the direction of the back sides of the side arms and are ...

Подробнее
22-04-2015 дата публикации

Magneto-electric coupling dynamic microscopic observation and measurement system

Номер: CN104535944A
Автор: FANG FEI, ZHOU YANGYANG
Принадлежит:

The invention provides a magneto-electric coupling dynamic microscopic observation and measurement system which comprises a magnetic loading subsystem, a microscopic observation subsystem, a movable objective table subsystem and a signal control and measurement subsystem. The magnetic loading subsystem comprises a Helmholtz coil, a magnet chute, first and second magneto-electric connection movable blocks, first and second strong magnets, a crank take-up pulley, a connecting line and pulleys; the microscopic observation subsystem includes a main polarizing microscope structure; the movable objective table subsystem comprises a unidirectional limiting block, a displacement distance limiting block, a crossed flange movable block, a carrier unidirectional limiting block and a fastening block; and the signal control and measurement subsystem comprises a signal generator, a Tesla probe, a lock-in amplifier, a shooting device and a host computer, wherein the shooting device is connected with the ...

Подробнее
30-03-2018 дата публикации

Exhaust -heat boiler afterbody heat exchanger system

Номер: CN0207162510U

The utility model provides an exhaust -heat boiler afterbody heat exchanger system, including oxygen -eliminating device and condenser, the condenser is equipped with condensate pump, and this systemincludes still that low pressure economizer, the hot water heat exchanger of flue gas and bromine are cold quick -witted, low pressure economizer's the end of intaking is connected through a valve tocondensate pump's play water end (W. E. ), and low pressure economizer's play water end (W. E. ) is through a valve connection oxygen -eliminating device, the end of intaking of the cold machine of bromine is connected through a valve to the hot water heat exchanger's of flue gas play water end (W. E. ), and the play water end (W. E. ) of the cold machine of bromine is through a hot water heat exchanger's of valve connection flue gas the end of intaking, low pressure economizer's the end of intaking is connected to the hot water heat exchanger's of flue gas play water end (W. E. ) through a valve ...

Подробнее
18-07-2023 дата публикации

Acinetobacter baumannii PLPFP recombinant protein as well as preparation method and application thereof

Номер: CN116445448A
Принадлежит:

The invention provides an acinetobacter baumannii PLPFP recombinant protein as well as a preparation method and application thereof, and relates to the technical field of biology. The acinetobacter baumannii PLPFP recombinant protein comprises a PLPFP protein, the amino acid sequence of the PLPFP protein is as shown in SEQ ID NO. 1, and the amino acid sequence of the recombinant protein is as shown in SEQ ID NO. 3. The acinetobacter baumannii PLPFP recombinant protein disclosed by the invention has good immunogenicity, can play an immunoprotective role on acinetobacter baumannii infection, can induce an organism to generate immune response, and can be supplemented with an aluminum adjuvant to prepare a subunit vaccine for preventing the acinetobacter baumannii infection. The PLPFP recombinant protein is simple in preparation process, low in cost, easy to repeat, suitable for large-scale production, simple in product component and relatively high in safety.

Подробнее
27-03-2018 дата публикации

Novel truck automatic cleaning machine

Номер: CN0207141036U

The utility model provides a novel truck automatic cleaning machine, it removes frame, left side shower nozzle group, slide bar, sliding sleeve, right side shower nozzle group, top shower nozzle group, bottom washing structure, bottom fixed pulley, bottom wire rope, bottom spray head holder, front end sensor, rear end sensor, bottom shower nozzle group, slide rail, bottom carwash with automatic winder, water pipe, row sewage port, door shape and drags generator system, bottom water pipe with automatic winder, bottom to drag generator system, carwash including a cubic metre of earth structure,truck, fixed pulley, wire rope, top. Its characterized in that: door shape is removed the frame and is installed top shower nozzle group, left side shower nozzle group, right side shower nozzle group,door shape remove the frame with bottom shower nozzle group removes simultaneously, forms the waterwall face, can be right the truck is the side all around, the higher authority, and the all -round washing ...

Подробнее
03-06-2015 дата публикации

Electric plug connector

Номер: CN104682137A
Принадлежит:

The invention discloses an electric plug connector. The electric plug connector comprises an insulating main body, a plurality of terminals, a shielding shell and a fixing piece, wherein the insulating main body comprises a base, an upper plate body, a lower plate body and a slot; the upper plate body and the lower plate body extend from one side of the base; the slot is positioned between the upper plate body and the lower plate body; the terminals are respectively arranged on the upper plate body and the lower plate body. The shielding shell comprises an annular wall and an accommodating groove which is formed in the annular wall; the insulating main body is arranged in the accommodating groove of the shielding shell. The fixing piece is positioned on the rear side of the shielding shell, covers the base, and comprises a plurality of pins; the pins are respectively positioned on the two sides of the base and extend downwards to exceed the bottom of the base, and can be stably combined ...

Подробнее
22-04-2015 дата публикации

Anti-interference plug electric coupler

Номер: CN104538797A
Принадлежит:

An anti-interference plug electric coupler comprises an insulating body, two terminal sets, a shielding grounding piece and a shielding shell. Each terminal set is provided with a plurality of conductive terminals and at least a pair of high-speed signal terminals, wherein fixed sections of all the high-speed signal terminals each stretch outwards in the side direction to form a widening piece, and the two widening pieces of the pair of high-speed signal terminals extend toward each other to reduce the distance between the two high-speed signal terminals. Electric contact sections of the two terminal sets correspond vertically, and welded sections of the two terminal sets correspond vertically. The shielding grounding piece is arranged at the rear end of the insulating body, and the insulating body is contained in the shielding shell. The impedance of the high-speed signal terminals can be reduced by the two widening pieces of each pairs of high-speed signal terminals, and the stability ...

Подробнее
02-09-2015 дата публикации

Special aluminium frame of disconnected fever type PVT subassembly

Номер: CN0204615757U
Принадлежит:

The utility model discloses a special aluminium frame of disconnected fever type PVT subassembly belongs to semiconductor device technical field, has solved the technical problem that current aluminium frame made PVT subassembly heat scatter and disappear and too much lead to energy utilization to hang down, the utility model relates to a special aluminium frame of disconnected fever type PVT subassembly, including erecting limit, first horizontal limit and the horizontal limit of second, be equipped with the horizontal limit of third between first horizontal limit and the horizontal limit of second, constitute the flaring groove of placing photovoltaic cell between first horizontal limit, the horizontal limit of third and the perpendicular limit, be equipped with the disconnected backing that is used for placing the PVT subassembly between horizontal limit of third and the horizontal limit of second.

Подробнее
23-06-2023 дата публикации

Isolation hood for corn genetic breeding

Номер: CN116267334A
Принадлежит:

The isolation hood comprises an isolation hood body and a water receiving filler wall, the aerodynamic resistance of the isolation hood is smaller than or equal to 25 Pa, and after air penetrates through the water receiving filler wall, the relative humidity is larger than or equal to 65% and smaller than or equal to 80%; one end of the spraying pipeline is communicated with the water storage tank, the other end of the spraying pipeline extends to the upper end of the water receiving filler wall, the first glass layer, the isolation hood outer wall, the isolation hood outer wall and the side wall of the isolation hood body are arranged at intervals, a first air inlet and a first air outlet are formed in the isolation hood outer wall, and the fan is located between the first air outlet and the water receiving filler wall; water is sprayed to the water receiving filler wall through the spraying pipeline, a water film for cooling is formed in the honeycomb-shaped ventilation holes, the humidity ...

Подробнее
25-11-2015 дата публикации

Socket electric connector

Номер: CN0204809498U
Принадлежит:

The utility model provides a socket electric connector, includes screening can, insulator, a plural number flat terminal, the 2nd flat terminal of plural number and terminal foot positioning seat, insulator sets up in the screening can, insulator sets up each flat terminal and each the 2nd flat terminal from top to bottom respectively, each flat terminal length extension, each flat terminal with the vertical bar pattern processes the sub - foot positioning seat of forming end in advance, install each flat terminal on base and hyoplastron with terminal foot positioning seat again, can effectively avoid the processing because of each flat terminal length extension influence embedding shaping (insert -molding), improve processing difficulty degree.

Подробнее
03-12-2014 дата публикации

Fractional frequency divider

Номер: CN104184461A
Принадлежит:

The invention provides a fractional frequency divider which comprises a controller, a phase interpolater, a buffer and an integer frequency divider. The controller generates control signals. The phase interpolater is controlled by the controller to achieve frequency division of a fractional part. The buffer is used for shaping signals output by the phase interrpolater, and the integer frequency divider is connected to the buffer and achieves frequency division of an integer part. The fractional frequency divider can be used in a digital phase-locked loop system and also can be used in a simulation phase-locked loop system, a digital phase-locked loop system difficult to deign based on a TDC is avoided, and the design of a full digital phase-locked loop system is greatly simplified. Quantizing noise generated by a delta-sigma modulator is avoided, the quantizing noise of the system is greatly improved, and the system performance is optimized. Meanwhile, extra circuit compensation is of no ...

Подробнее
23-06-2023 дата публикации

Lightweight network-based power equipment identification method and related device

Номер: CN116310727A
Принадлежит:

The invention provides an electrical equipment identification method based on a lightweight network and a related device, and is applied to the technical field of computer vision. The method comprises the steps that a sample data set is determined, the sample data set comprises a plurality of sample images, and the sample images comprise power equipment; modifying the lightweight network model to obtain a to-be-trained model; training a to-be-trained model by using the sample data set to obtain a power equipment identification model; collecting a to-be-recognized image, wherein the to-be-recognized image is an infrared image comprising the power equipment; and identifying the to-be-identified image by using the electrical equipment identification model to obtain an identification result image, the identification result image being an image marked by the electrical equipment in the to-be-identified image. Through the method, the lightweight network model is modified, so that the model can ...

Подробнее
04-06-2014 дата публикации

High-performance specially-shaped magnetic field motor

Номер: CN103840578A
Автор: ZHOU DATONG, ZHOU YANGYANG
Принадлежит:

The invention discloses a high-performance specially-shaped magnetic field motor. The motor comprises a stator and a rotor. The stator mainly comprises two cambered specially-shaped magnets (1), wherein one end of each specially-shaped magnet is larger, and the other end of each specially-shaped magnet is smaller. The two specially-shaped magnets (1) are combined together to form the integrated cylindrical stator. Windings (2) are inlaid into the larger ends of the two specially-shaped magnets (1) respectively and powered on in turn to form magnetic fields different in intensity and capable of rotating relative to each other. The rotor rotates under the action of the magnetic fields to output power.

Подробнее
13-04-2021 дата публикации

Polishing device for output shaft of motor

Номер: CN212947194U
Автор: ZHOU YANGYANG, 周杨洋

The utility model relates to a motor output shaft polishing device. A motor output shaft polishing device comprises a bottom plate, a positioning base, a polishing mechanism, a first linear driving mechanism and an upper limiting mechanism are arranged on the bottom plate, the positioning base is provided with a positioning groove with an upward opening for containing a motor to be polished, the polishing mechanism comprises a motor for polishing, and a polishing grinding wheel is fixed to the end of an output shaft of the motor for polishing. The first linear driving mechanism comprises a telescopic rod, the positioning seat is fixed to the telescopic rod, the axis of the telescopic rod is perpendicular to the axis of the output shaft, and the upper limiting mechanism comprises a pressing block located above the positioning groove and used for making contact with the upper edge of a motor to be polished. The polishing device has the advantages that the utilization rate of the polishing ...

Подробнее
28-04-2023 дата публикации

Opposite penetration testing device for wind power blade rear edge mold closing adhesive

Номер: CN116026924A
Принадлежит:

The invention discloses a wind power blade rear edge mold closing adhesive penetration test device. The device comprises a mounting rod; the walking mechanism is arranged on the mounting rod; the walking mechanism is provided with a displacement assembly and an opposite penetrating test mechanism arranged at the bottom of the displacement assembly, and the opposite penetrating test mechanism is used for carrying out ultrasonic opposite penetrating test on a wind power blade rear edge mold closing area; the opposite penetration testing mechanism comprises two groups of position adjusting assemblies and mounting frames arranged on opposite surfaces of the two groups of position adjusting assemblies; each mounting frame is further provided with a slidable movable frame and a multi-probe switching assembly arranged on the movable frame. Through the arrangement of the multi-probe switching assembly structure, probes of different models and different frequencies are automatically switched to ...

Подробнее
19-08-2015 дата публикации

Socket electric connector

Номер: CN104852204A
Принадлежит:

The invention provides a socket electric connector, which comprises a shielding shell, an insulating body, a plurality of first board terminals, a plurality of second board terminals, a filling groove structure and a channel structure. The insulating body is arranged inside the shielding shell. The first board terminals and the second board terminals are respectively arranged at the upper and lower parts of the insulating body. The filling groove structure and the channel structure are arranged at the rear side of the insulating body, so that sealing members are filled in the filling groove structure and the channel structure to seal the rear side of the insulating body.

Подробнее
19-08-2015 дата публикации

Socket electric connector

Номер: CN104852176A
Принадлежит:

The invention provides a socket electric connector, which comprises a shielding shell, an insulating body, a plurality of first board terminals, a plurality of second board terminals, and rear cover plates. The insulating body is arranged inside the shielding shell. The first board terminals and the second board terminals are respectively arranged at the upper and lower parts of the insulating body. Each rear cover plate is composed of a baffle plate, and more than one hole, wherein the holes are formed on the surface of the baffle plate and SMT type connection pins on the second board terminals can be viewed through the holes. In this way, whether the connection points of the SMT type connection pins with a circuit board are well welded or not can be checked conveniently.

Подробнее
18-02-2015 дата публикации

Safety frame

Номер: CN104358419A
Принадлежит:

The invention relates to a safety frame. The safety frame comprises stop levers, cross levers and a fastening structure, wherein the stop levers comprise a transverse stop lever and a vertical stop lever; the vertical stop lever is vertical to the transverse stop lever; the cross levers comprise a transverse cross lever and a vertical cross lever; the transverse cross lever is vertical to a plane constructed by the transverse stop lever and the vertical stop lever; one end of the vertical cross lever is connected with one end, which is far away from the transverse stop lever, of the transverse cross lever; the vertical cross lever is parallel to the vertical stop lever, and is opposite to the transverse stop lever; the vertical cross lever is arranged on the same side as the vertical stop lever; the fastening structure is arranged on the free end part of the vertical cross lever. The safety frame provided by the invention is simple in structure, is convenient to operate, and is safe and ...

Подробнее
05-11-2014 дата публикации

Frequency calibration circuit and method thereof

Номер: CN104135285A
Принадлежит:

The invention provides a frequency calibration circuit and a method thereof. The frequency calibration circuit comprises a phase lock loop circuit, an M-dividing divider for generating a plurality of phase signals, a sampling circuit for sampling on the rising edges of the phase signals, a first counter for counting reference frequency signals, a second counter counting first phase signals, a logical control circuit for comparing a count value with a target count value to obtain a minimum difference value, and looking up a control bit of a voltage-controlled oscillator through the difference value, and a comparison circuit for judging whether the control voltage of the voltage-controlled oscillator is in a set range or not. The method comprises the following steps: sampling the reference frequency signals to obtain a total count value; comparing the total count value with a target count value; selecting a next resonance line according to a binary lookup flow till binary lookup ends; and ...

Подробнее
09-09-2015 дата публикации

Socket electric connector

Номер: CN0204632967U
Принадлежит:

The utility model provides a socket electric connector, includes screening can, insulator, plural first surface plate terminal, plural second surface plate terminal and back shroud, insulator sets up in the screening can, and insulator sets up each first surface plate terminal and each second surface plate terminal from top to bottom respectively, and each back shroud includes baffle, more than one hole, and the hole surperficial and can inspect the SMT pattern pin of each second surface plate terminal formed at the baffle, is convenient for look over from the hole whether each contact of each SMT pattern pin and circuit board welds really.

Подробнее
16-09-2015 дата публикации

Dual circulation PVT system

Номер: CN104917457A
Принадлежит:

The invention discloses a dual circulation PVT system. The technical problems of low heat recovery efficiency and slow water preheating of a PVT system are solved. The system comprises a first photovoltaic module, a second photovoltaic module and an air source heat pump. The first photovoltaic module comprises a first photovoltaic battery panel, a first heat-conducting panel which is arranged on the back of the first photovoltaic battery panel, a first pipeline which forms a loop, a preheating water tank which is arranged on the first pipeline loop and a circulation pump. The first pipeline comprises a first heat absorbing section. The first heat absorbing section is laid on the first heat-conducting panel to absorb heat. A water outlet of the preheating water tank is communicated with a water inlet of the air source heat pump. The second photovoltaic module comprises a second photovoltaic battery panel, a second heat-conducting panel which is arranged on the back of the second photovoltaic ...

Подробнее
28-05-2014 дата публикации

Pulse electromagnetism engine

Номер: CN103825497A
Автор: ZHOU DATONG, ZHOU YANGYANG
Принадлежит:

A pulse electromagnetism engine comprises a stator and a rotor. The stator is a curve face special-shaped magnet with one large end and one small end. The outer curve face of the special-shaped magnet is a cylinder face with a notch. The projection of the inner curve face of the special-shaped magnet is in a Tai-Chi shape. The special-shaped magnet is fixed on the inner side wall of a shell body. The rotor comprises a shaft, a side U-shaped rotor body and a plurality of small magnets. The small magnets are embedded on the protruding edge of the side U-shaped rotor body. The shaft and the shell body are fixed in a rotating mode through a bearing. The rotor body is fixed on the shaft. The small magnets are evenly distributed on the rotor body in the periphery direction. The small magnets correspond to the special-shaped magnet in the axial direction. A pulse electromagnetism part is embedded on the outer wall of the shell body. The pulse electromagnetism part corresponds to the small end ...

Подробнее
13-04-2021 дата публикации

Preservation device for soil sample

Номер: CN212952082U
Принадлежит: ZHOU YANGYANG, 周样样

The utility model discloses a preservation device for a soil sample, and particularly relates to the technical field of sample preservation, which comprises a box body, a box cover is arranged above the box body, an air exhaust piece is fixedly arranged in the box cover, a placement groove is formed in the upper surface of the box body, and a fastener is fixedly arranged at the bottom end in the placement groove. And a sample tube is arranged in the placement groove. Through the arrangement of the air exhaust piece, the piston block is pulled outwards, air in the box cover enters the sleeve along the air suction pipe and is pushed inwards, the air in the sleeve is exhausted outwards along the exhaust pipe, the piston block is pushed in a reciprocating mode, the air in the box cover is gradually exhausted, and therefore the box body and the box cover are in a vacuum state; the sealing performance of the soil sample storage device is effectively enhanced, the soil sample is prevented from ...

Подробнее
14-04-2023 дата публикации

Porous aluminum powder and preparation method thereof

Номер: CN115961332A
Принадлежит:

The preparation method comprises the following steps: (1) removing an oxidation film on the surface of the aluminum powder, dispersing the aluminum powder in water, adding soluble ferric salt, carrying out in-situ reaction to form an Al-Fe bimetal compound, separating out precipitate after the reaction is finished, and cleaning to obtain Al-Fe powder; and (2) the Al-Fe powder is bound on a conductive substrate through a magnetic field to form a powder anode, the powder anode is subjected to anode electrolysis in a dilute acid electrolyte, then the powder on the conductive substrate is collected and cleaned, and the porous aluminum powder is obtained. The preparation method is easy to operate, low in cost, free of pollution and suitable for industrial production.

Подробнее
25-08-2023 дата публикации

Refrigeration structure of reagent tray and refrigeration method thereof

Номер: CN116639364A
Принадлежит:

The invention relates to the field of medical equipment, and discloses a refrigeration structure of a reagent tray and a refrigeration method thereof.The refrigeration structure comprises a PVC tray body, a refrigeration assembly is arranged in the PVC tray body and comprises a Peltier arranged at the bottom of the PVC tray body and a square hole formed in the bottom of the PVC tray body, and the Peltier is connected with a refrigerator in the PVC tray body through the square hole. The reagent tray has the beneficial effects that the reagent is placed in the PVC tray body, the reagent tray can cool the temperature of the reagent between 2 DEG C and 8 DEG C, then the refrigeration semiconductor Peltier is utilized to realize low-temperature storage, heat generated by the Peltier is dissipated through the bottom, and refrigeration circulating water in the refrigerator is utilized to take away the heat generated by the Peltier, so that the temperature of the reagent is reduced, and the service ...

Подробнее
23-09-2015 дата публикации

Household air conditioning heat recovery energy saving device having PVT system

Номер: CN104930676A
Принадлежит:

The invention discloses a household air conditioning heat recovery energy saving device having a PVT system, and solves the technical problem of energy waste caused by heat emission from an outdoor unit of an air conditioner. The device comprises the PVT system and an air conditioning heat energy recovery system, wherein the PVT system comprises a photovoltaic cell panel, a heat conducting plate arranged on the back surface of the photovoltaic cell panel, a first pipe forming a loop, a preheating water tank arranged on the first pipe loop, and a circulating pump; the first pipe has a heat absorbing section; the heat absorbing section is laid on the heat conducting plate to absorb heat; the air conditioning heat energy recovery system comprises a heat exchanger arranged on the inner wall of an air conditioning shell, a second pipe communicated with the heat exchanger to form a loop, and a water pump arranged on the second pipe; the air conditioning heat energy recovery system further comprises ...

Подробнее
16-09-2015 дата публикации

Special-shaped photovoltaic module

Номер: CN104917445A
Принадлежит:

The invention discloses a special-shaped photovoltaic module. The technical problems of complex structure and high construction cost of a special-shaped photovoltaic module is solved. The special-shaped photovoltaic module provided by the invention comprises a photovoltaic battery module and a fixation module. The photovoltaic battery module comprises a photovoltaic battery panel and a battery frame which is clamped around a battery. The fixation module comprises a fixation keel, a fixation clip and a fixation seat. The photovoltaic battery module is laid on the keel. The lower end of the fixation clip is connected with the fixation keel. The upper end of the fixation clip presses the upper surface of the battery frame. The fixation seat is connected with the lower surface of the fixation keel. A number of through holes is arranged in the fixation seat.

Подробнее
27-06-2023 дата публикации

Infrared image side surface unfolding method and device for post porcelain insulator

Номер: CN116342391A
Принадлежит:

The invention discloses an infrared image side unfolding method and device for a post porcelain insulator, and the method comprises the steps: carrying out the recognition of a to-be-detected post porcelain insulator in each original infrared image through a target detection model after obtaining a plurality of original infrared images, and obtaining a target segmentation image; and correcting and adjusting the plurality of target segmented images to obtain a target image. And determining a common area of the target images corresponding to the original infrared images with adjacent shooting sequences according to the shooting sequences of the original infrared images respectively corresponding to the plurality of target images, and splicing the plurality of target images based on the common area to obtain a side expansion view of the to-be-detected pillar porcelain insulator. Complete side information of the to-be-detected pillar porcelain insulator is reserved, the number of the images ...

Подробнее
09-09-2015 дата публикации

Plug electric connector

Номер: CN0204632966U
Принадлежит:

The utility model provides a plug electric connector, includes shielded enclosure, insulating main part, plural elasticity terminal, insulating main part is provided in shielded enclosure, including cutting slotted hole and plural number except that the silo hole in the insulating main part, plural number elasticity terminal sets up in insulating main part with single pattern, and each elasticity terminal contains contact -segment, linkage segment and plural excision portion, and each contact -segment is extended from each linkage segment one side, and each excision portion is formed at each linkage segment and corresponding to cutting the slotted hole setting, each contact -segment is respectively corresponding to respectively removing the silo hole.

Подробнее
02-09-2015 дата публикации

Dysmorphism photovoltaic module

Номер: CN0204615728U
Принадлежит:

The utility model discloses a dysmorphism photovoltaic module, it is complicated to have solved the dysmorphism photovoltaic module structure, technical problem that construction cost is high, the utility model relates to a dysmorphism photovoltaic module, including photovoltaic cell subassembly and fixed subassembly, the photovoltaic cell subassembly includes the photovoltaic cell board and establishes at the centre gripping at the peripheral battery frame of panel, fixed subassembly is including fixed fossil fragments, fixed buckle and fixing base, the photovoltaic cell subassembly is laid at the fossil fragments upper surface, the lower extreme and the fixed fossil fragments of fixed buckle link to each other, the upper surface of the upper end crimping battery frame of fixed buckle, the lower surface of fixing base and fixed fossil fragments is connected, is equipped with a plurality of through-hole on the fixing base.

Подробнее
10-12-2014 дата публикации

Force-magnetism-electricity multi-field coupling measuring system

Номер: CN104198282A
Автор: FANG FEI, ZHOU YANGYANG
Принадлежит:

The invention provides a force-magnetism-electricity multi-field coupling measuring system. The force-magnetism-electricity multi-field coupling measuring system comprises a force loading module and a magnetism loading module, wherein the force loading module comprises a connecting rod, a fixing base, a Helmholtz coil, an aluminum rack and a force sensor; the magnetism loading module comprises a processing module, the processing module comprises a signal generator, a force display, a lock-in amplifier and a teslameter; the signal generator is connected with the Helmholtz coil, the force display is connected with the force sensor, the lock-in amplifier is connected with the upper surface and the lower surface of a to-be-tested piece, the force loading module is nested in a magnetism loading system and the relative position of the force loading module and the magnetism loading system are fixed by the fixing base, the fixing base and the aluminum rack are fixed by a fastening part, and the ...

Подробнее
15-04-2015 дата публикации

Plug electric connector

Номер: CN104518321A
Принадлежит:

A plug electric connector comprises an insulating body and a rear end fixing block. The rear end fixing block is mounted on the rear side of the insulating body and comprises a base and a glue filling passage, the front side of the base corresponds to the rear side of the insulating body, width of the base is larger than that of the insulating body, a surrounding area of the base protrudes out of the periphery of the insulating body, the glue filling passage is formed in the surrounding area of the base, and the glue filling passage penetrates from the front side of the base to the rear side of the base.

Подробнее
10-06-2009 дата публикации

Built-in antenna for mobile communication terminal

Номер: CN0101453056A
Принадлежит:

The present invention relates to a built-in double frequency antenna used for a mobile communication terminal. The prior product has large volume and low reliability and electrical property index. The built-in double frequency antenna comprises a flaky L-shaped exciting micro-strip, a parasitizing micro-strip, a short circuit strip and a flaky rectangular antenna floor, wherein the exciting micro-strip, the parasitizing micro-strip, the short circuit strip and the antenna floor are of an integrated structure of a metal sheet. One end of the short circuit strip is connected with the antenna floor while the other end is connected with the exciting micro-strip. The exciting micro-strip is connected with the antenna floor through the short circuit strip. One end of the parasitizing micro-strip is connected with the antenna floor and is spaced and parallel to the exciting micro-strip. The tail part of the antenna floor is inwardly flanged. The built-in double frequency antenna has the advantages ...

Подробнее
08-04-2015 дата публикации

Plug electric connector

Номер: CN104505642A
Принадлежит:

Disclosed is a plug electric connector. The plug electric connector comprises an insulation body, a plurality of upper-row elastic terminals, a plurality of lower-row elastic terminals and a rear-end fixation block. The insulation box comprises a rear-end butt joint portion. The rear-end butt joint portion is formed at the rear side of the insulation body. The rear-end fixation block is arranged at the rear side of the insulation body. The rear-end fixation block comprises a plurality of perforations and a clamping port. The plurality of perforations penetrates to the rear side from the front side of the rear-end fixation block. The rear ends of the plurality of upper-row elastic terminals and the rear ends of the plurality of lower-row elastic terminals respectively penetrate the plurality of perforations. The clamping part is formed at the front side of the rear-end fixation block, and the clamping part cooperates with and is in clamping fixation with the rear-end butt joint portion.

Подробнее
18-04-2023 дата публикации

Mica titanium brown pearlescent pigment coated with compound containing phosphorus, iron and lithium and preparation method of mica titanium brown pearlescent pigment

Номер: CN115975401A
Принадлежит:

The invention discloses a mica titanium brown pearlescent pigment coated with a compound containing phosphorus, iron and lithium and a preparation method of the mica titanium brown pearlescent pigment. The mica titanium brown pearlescent pigment comprises a base material and a coating coated on the surface of the base material, the base material is mica titanium, the diameter of the mica titanium is 5-1000 [mu] m, and the radius-thickness ratio of the mica titanium is more than 1000; the thickness of the titanium dioxide layer is 10-100 nm; the coating is lithium iron phosphate; the coating amount of the lithium iron phosphate is 0.05-0.2 g/g mica titanium. According to the invention, the mica titanium is coated with new substances containing phosphorus, iron and lithium in a complex proportion to develop color, and the prepared mica titanium pearlescent pigment presents a special brown color through the combination of the optical effect of the pearlescent pigment and the color development ...

Подробнее
25-11-2015 дата публикации

Socket electric connector

Номер: CN0204809444U
Принадлежит:

The utility model provides a socket electric connector, includes screening can, insulator, a plural number flat terminal, the 2nd flat terminal of plural number, fills groove structure and channel structure, insulator sets up in the screening can, and insulator sets up each flat terminal and each the 2nd flat terminal from top to bottom respectively, fills groove structure and loads and seal the insulator rear side with the channel structure in filling groove structure at insulator rear side, confession seal with the channel structural formation.

Подробнее
01-05-2018 дата публикации

Power shovel that civil engineering used

Номер: CN0207295807U
Автор: HU ZHENFA, ZHOU YANGYANG
Принадлежит: UNIV FOSHAN, FOSHAN UNIVERSITY

The utility model discloses a power shovel that civil engineering used, bottom sheet and the two block curb plates of connection in the bottom sheet both sides including the U type, the lower extremeof bottom sheet is connected with the operator board that is used for the cutting material, be connected with the vibrations board on the inner wall of bottom sheet, reserve gappedly between vibrations board and the bottom sheet, the vibrations board is connected with the power device that is used for driving its vibrations so that the material of adhesion drops, be connected with the shower nozzle on the curb plate with to scraper bowl internal water spraying. The utility model discloses a current scraper bowl has been eliminated when the sticky material of uninstallation to the material of scraper bowl automatic clear adhesion, needs artifically get rid of the adhesion and in the material of scraper bowl, waste time and energy, reduces defects such as operating efficiency, has eliminatedmanual ...

Подробнее
28-04-2023 дата публикации

Insulator state determination method and device

Номер: CN116027157A
Принадлежит:

The invention discloses an insulator state determination method and device, and the method comprises the steps: obtaining a plurality of fault rate weights corresponding to a plurality of insulator detection methods; detecting the insulator through a plurality of insulator detection methods to obtain a plurality of detection results corresponding to the plurality of insulator detection methods; obtaining the fault rate of the insulator according to the plurality of fault rate weights and the plurality of detection results; and determining the current state of the insulator according to the fault rate of the insulator. Therefore, according to the method, the fault rate of the insulator is obtained through a plurality of fault rate weights of a plurality of insulator detection methods and a plurality of detection results obtained by detecting the insulator, then the current state of the insulator is determined based on the fault rate of the insulator, and whether maintenance is carried out ...

Подробнее
06-06-2023 дата публикации

Application of tigecycline in preparation of medicine for inhibiting liver cancer

Номер: CN116211875A
Принадлежит:

The invention provides an application of tigecycline in preparation of a medicine for inhibiting liver cancer. The invention reveals that tigecycline has a very remarkable inhibition effect on liver cancer for the first time. For some liver cancer cells with low drug sensitivity, tigecycline and the MEK inhibitor are applied in a combined manner, the tigecycline and the MEK inhibitor exert a synergistic interaction function, and the tigecycline has an extremely remarkable inhibition effect on liver cancer with low drug sensitivity.

Подробнее