20results about How to "Simplifies electrical connections" patented technology

The invention discloses an emulsion pump loading valve speed regulation control system and a working method thereof. The emulsion pump loading valve speed regulation control system comprises a servo motor, a servo driver and an upper computer. The working method comprises the following steps: S1, inputting a pressure set value of the loading valve of the emulsion pump; s2, the upper computer calculates the input pressure set value of the loading valve of the emulsion pump through a PID (Proportion Integration Differentiation) controller to obtain a required rotating state and a required rotating speed of a servo motor and transmits the required rotating state and the required rotating speed to a servo driver; s3, controlling a servo motor by a servo driver, and enabling the servo motor to drive an emulsion pump loading valve to work; s4, the pressure sensor feeds back the pressure acquisition value to the upper computer; s5, the upper computer carries out comparison calculation on the pressure parameters of the loading valve of the emulsion pump through a PID (Proportion Integration Differentiation) controller; and S6, the servo driver adjusts and controls the servo motor according to the comparison calculation result, and precise pressure control over the loading valve of the emulsion pump is achieved.

The invention provides a frame structure. The frame structure comprises a frame, the supporting rod is located in the frame; the multiple junction boxes are sequentially arranged in the supporting rod at intervals in the extending direction of the supporting rod, and every two adjacent junction boxes are connected through a wire; a plurality of grooves are formed in the inner wall of the supporting rod, the junction boxes are installed in the grooves in a one-to-one correspondence mode, and all the junction boxes are in interference fit with the corresponding grooves; the two ends of the supporting rod are connected with the frame through at least one elastic lock catch; and each elastic lock catch is detachably connected with the supporting rod, so that the problems that in the prior art, the structural stability of a photovoltaic assembly is poor, and the heat dissipation effect of a junction box on the photovoltaic assembly is poor are solved.

This application relates to the field of battery formation and capacity testing equipment technology, and discloses an intelligent control integrated machine and battery production formation and capacity testing equipment. The intelligent control integrated machine includes: a chassis, a bus backplane, a main control board, a control board, a data acquisition board, a communication board, and a power supply board. The main control board, control board, data acquisition board, communication board, and power supply board are all detachably plugged into the chassis, and when plugged into the chassis, they are respectively plugged into the bus backplane. In this application, when the main control board, control board, data acquisition board, communication board, and power supply board are plugged into the chassis and connected to the bus backplane, the connection of each functional board can be quickly and easily realized, reducing the complex wiring and connection between devices, improving the stability and reliability of the system, and reducing the space occupied by the entire control equipment.

A battery and terminal device are disclosed. The battery includes a cell and a circuit board assembly. The cell includes a first tab, a second tab, a third tab, and a fourth tab arranged sequentially along a first direction. The first tab and the second tab have the same polarity, the third tab and the fourth tab have the same polarity, and the second tab has the opposite polarity to the third tab. The circuit board assembly includes a first circuit board, a first connector, a second connector, a third connector, a fourth connector, and a protection switch module. The first connector, the second connector, the third connector, and the fourth connector are arranged sequentially on the first circuit board along the first direction. The first circuit board integrates a first circuit and a second circuit. The first circuit includes a first branch connecting the first connector and the second connector in series, and the second circuit includes a third branch connecting the third connector and the fourth connector in series. The protection switch module is connected in series in either the first branch or the third branch. This battery is advantageous for improving energy density.

The present disclosure describes animal heating pads. A sample support system (100) for supporting small animals during preclinical imaging. A sample support system (100) includes an animal bed (110) for supporting a small animal and a heating system linked to the animal bed (110). The heating system comprises a thermal pad for influencing the temperature of the small animal when supported on an animal bed (110), the thermal pad comprising a graphitic layer (120). The heating system is adapted to control the energy supplied to the graphitic layer (120), thereby affecting the temperature of the small animal.

The application discloses a double-crane synchronous control device structure integrated with a laser communication module, which comprises a master control device arranged on a first crane, a slave control device arranged on a second crane, a control cabinet, a laser communication module, a process motion control PLC fixedly installed on a mounting bottom plate, a servo driver group and an integrated mounting bracket fixedly installed on the mounting bottom plate, and a heat dissipation structure arranged on the side wall of the control cabinet; the slave control device is symmetrical to the master control device structure. The application realizes quick installation of the laser communication module through a sliding clamping groove and an elastic lock buckle, realizes electromagnetic shielding through a metal partition plate, realizes partition heat dissipation through a heat dissipation fan and heat dissipation fins, and realizes vibration isolation through a damping base. The application has the advantages of high integration, convenient installation and maintenance, strong anti-electromagnetic interference capability, good heat dissipation performance and good anti-vibration performance.

The invention discloses a DC converter durability test fixture and method, and the method achieves the cable-free connection of a to-be-tested product and an external power supply through directly integrating a wiring layer on the front surface of a cover body and electrically connecting the wiring layer with a copper bar, simplifies the complexity of electrical connection in the durability test of a DC converter, and improves the durability of the DC converter. The problems of poor contact, abrasion and short circuit possibly caused by a traditional cable are avoided, and the stability and reliability of connection are improved. And the wiring layer is directly integrated on the front surface of the cover body and is electrically connected with the copper bar, so that cable-free connection between the to-be-tested product and the external power supply is realized. By means of the design, electrical connection in the testing process is effectively simplified, the fault risk caused by poor contact or abrasion in a traditional cable connection mode is eliminated, and particularly the situation that a cable sheath is damaged in a high-temperature testing environment is avoided. The cable-free connection not only improves the stability and reliability of the connection, but also significantly reduces the test building time, and improves the overall test efficiency.

The utility model discloses a gas sensor. The gas sensor comprises a first base, wherein the first base is provided with a first assembly hole, a first through hole and a second through hole; one first metal needle is inserted into the first through hole, and the other first metal needle is inserted into the second through hole; the second base is provided with a second assembly hole, a third through hole and a fourth through hole; one second metal needle is inserted into the third through hole, and the other second metal needle is inserted into the fourth through hole; the compensation element and the sensitive element jointly form a gas sensor element; the conductive column is in interference connection with the first assembly hole and the second assembly hole, and is electrically connected with the first metal needle in the second through hole and the second metal needle in the fourth through hole. According to the technical scheme of the utility model, after the conductive column is installed and the first metal needle and the second metal needle are inserted into the corresponding through holes, the first metal needle and the second metal needle can be electrically connected without other steps.

Impedance detection equipment for detecting the impedance of an overheat detection line on an aircraft comprises a connector for connecting the overheat detection line, a heating element for heating the overheat detection line, a controller and an impedance measurer which are connected with the connector, a power supply for supplying power to the impedance detection equipment, and a clamping device, the heating element is arranged on the clamping device, and the clamping device is configured to clamp the overheat detection line and heat the overheat detection line through the heating element, so that the overheat detection line is stably heated and detected, the impedance detection efficiency is improved, and whether the function of the overheat detection line is normal or not can be independently judged. In addition, the impedance detection equipment is compact in structure, easy to carry and suitable for a narrow environment.

The utility model aims to solve the problems that tab leads can be easily and simply connected without welding, and the connection structure of the tab leads can easily and flexibly cope with the volume change of a single storage battery. In order to solve the problem, the tab lead connecting component is used for electrically connecting tab leads of different storage battery monomers. The tab lead connection member includes a negative connector, a positive connector, and a connection portion. The negative electrode connector is attached to a negative electrode-side tab lead in a predetermined battery cell. The positive electrode connector is attached to a tab lead on the positive electrode side of a battery cell different from the predetermined battery cell. The connecting part is a flexible part connecting the negative electrode connector and the positive electrode connector.

The invention discloses a sensing and computing integrated bar code decoding chip and method. The bar code decoding chip comprises a CMOS image acquisition unit, a bar code decoding unit and a UART / USB communication interface. The CMOS image acquisition unit is used for acquiring barcode image data and converting the barcode image data into electric signals; the bar code decoding unit is used for receiving the electric signal generated by the CMOS image acquisition unit and decoding bar code image data to extract bar code information; the UART / USB communication interface is used for transmitting decoding information to upper computer equipment; the CMOS image acquisition unit, the bar code decoding unit and the UART / USB communication interface realize sensing and calculation integration through an integration mode. According to the invention, the problems of poor electromagnetic compatibility, high design complexity of a PCB (Printed Circuit Board), insufficient integration level of miniaturized products and the like caused by a discrete architecture of the existing CMOS sensor and the decoding chip are solved.

The application provides a control system of a mail sending box and the mail sending box, and the control system comprises a power module, a control module and a first lock control board, the first lock control board comprises a first wiring end and a second wiring end which are arranged at intervals, and the first wiring end and the second wiring end each comprise a communication port and a power supply port; the communication port of the first wiring end is connected with the control module through a communication cable, and the power supply port of the first wiring end is connected with the power module through a power supply cable; and the communication port and the power supply port of the second wiring end are respectively used for being connected with corresponding ports of an extended lock control board through a communication cable and a power supply cable. The control system of the mail sending box is simple in electrical connection, can conveniently extend or disassemble the lock control board and the storage compartment of the mail sending box, and only needs to connect or disassemble the cable when the lock control board is extended or disassembled, so that the overall cost of the mail sending box can be reduced, and the mail sending box is conducive to large-scale promotion.

The present invention discloses a power connection structure and a lamp. The power connection structure comprises a first connection seat structure, a second connection seat structure which is plugged and fixed with the first connection seat structure and electrically connected with the first connection seat structure at the same time. The first connection seat structure is a male plug structure and comprises an audio plug. The second connection seat structure is a female plug structure and comprises an audio jack. The audio plug is provided with four sections of conductive hollow tubes, and the audio jack is correspondingly provided with four conductive sheets, that is, two groups of circuits are provided on the power connection structure, and the power connection structure achieves a fixed and synchronous effect. The lamp provided with the power structure is convenient to assemble and disassemble, and the power connection structure adopts a single-pin dual-circuit structure. The lamp body, the lamp arm, and the lamp holder can be rotated 360 degrees to adjust the lighting direction. In addition, the white light source and the warm light source on the lamp body are electrically connected to the drive control device through the two groups of circuits on the power connection structure, so as to realize dual-tone dimming operation, which is practical and convenient.

A chip stacking structure, a packaging structure and an electronic device. The chip stacking structure comprises: in a first direction, a second chip on an even layer is arranged offset to a first chip on an odd layer, a plurality of first signal pads on the first chip on the odd layer are exposed, and the plurality of first signal pads are arranged along a second direction; in the second direction, the second chip on the even layer is arranged offset to the first chip on the odd layer, a plurality of first common pads on the first chip on the odd layer are exposed, the plurality of first signal pads are arranged along the first direction, the first direction is perpendicular to the second direction; a plurality of second common pads on the second chip are arranged along the first direction, and a lead between the first common pads and the second common pads is perpendicular to the first direction. The chip stacking structure has good performance.

The organic light emitting display device may include: a plurality of anode electrodes on a plurality of sub-pixels; a plurality of organic light emitting layers on the plurality of anode electrodes; a plurality of cathode electrodes on the plurality of organic light emitting layers; a plurality of inorganic insulating layers on the plurality of cathode electrodes; a plurality of first protrusions disposed between the plurality of sub-pixels in the first direction and having a plurality of first undercut structures on a side portion; the plurality of first waterproof structures are located on the plurality of first protruding parts; and a plurality of second waterproof structures located at the plurality of first undercut structures of the plurality of first protrusions. The first waterproof structure is formed by overlapping at least two or more inorganic insulating layers among the plurality of inorganic insulating layers on the first protruding portion.

The present invention relates to a battery module capable of improving coupling space efficiency, and more particularly, to a battery module including one or more battery cells inside a case, and connection terminals arranged at a center portion of each side surface of the case, wherein each of the connection terminals includes at least one pair of positive and negative terminals. The positive and negative terminals are connected to the battery cells in the case, both of the positive and negative terminals protrude to the outside, and the positive terminals, gaps between the positive terminals and the negative terminals, and the negative terminals are arranged at the same interval with respect to the center of the case.

The invention provides a motor capable of effectively realizing high-precision positioning of a bus unit and axial separation prevention. The motor includes a stator (21) including an iron core (22) and an insulator (27) around which magnetic wires (23) are wound, and a bus bar unit (26) formed by molding a bus bar with a resin (27), the bus bar electrically connecting the magnetic wires (23) extending from slots (29) of the stator (21) and three-phase terminals (33). The iron core (22) is provided with a key groove (31) formed on the outer periphery, and the bus unit (26) is provided with a claw part (47) which is embedded with the key groove (31) and is positioned relative to the iron core (22) in the circumferential direction; a press-fit prevention section (51) that defines the amount of press-fit of the claw section (47) into the key groove (31); and an anti-falling part which is embedded with the insulator (27) and prevents the insulator (27) from falling off from the iron core (22).

The invention relates to a plate-type ozone generator which comprises a high-voltage end module, a middle module, a gas-water nozzle end module and a high-voltage electrode assembly, a longitudinal and transverse water cooling channel is arranged in each module, and a dielectric sheet recess for placing a dielectric sheet and a high-voltage electrode sheet is arranged on the connecting surface of each module. And the high-voltage electrode assembly is arranged in the central hole I of the high-voltage end module, the central hole II of the middle module and the concave position of the dielectric sheet. The ozone generator adopts a modular structure and can be used as long as being assembled, and a plurality of middle modules can be overlapped and combined, so that ozone generators with different yields can be realized. The water cooling structure realizes a water cooling system without water pipe connection in the main body. And the modules of the air passage for generating ozone are connected without pipelines. Only one wiring end is used for inputting high-voltage current in the main body, each module is combined, only one splicing conducting rod needs to be connected, the other wiring end is connected to the shell, the structure is simple, combination is convenient, and production and maintenance are convenient.

The utility model relates to a fully hidden communication electric coupler, which comprises an electric coupler body, the electric coupler body comprises a coupling panel, a shell and a rear plate, the coupling panel and the rear plate are respectively arranged at two ends of the shell, and the coupling panel and the rear plate form a closed cavity with the shell; the communication module is arranged in the closed cavity of the electric coupler body; the power supply and signal conversion circuit module is electrically connected with the communication module; according to the electric car coupler, holes do not need to be formed in the insulating panel, the communication module is integrated in the electric car coupler, full-hidden installation of the communication module is achieved, the attractiveness of the electric car coupler is improved, the protection performance of the communication module is enhanced, direct interference of the external environment to the communication module is avoided, and the safety of the electric car coupler is improved. Therefore, the communication stability and reliability are improved.

The utility model relates to a batch test tool for current sensors. The current sensor testing device comprises a testing seat, the top surface of the testing seat is provided with a plurality of positioning grooves suitable for positioning and placing a current sensor to be tested, and the current sensor to be tested comprises a terminal and a plurality of pins; the plurality of groups of test probe assemblies are respectively arranged in the test seat, and each group of test probe assemblies is used for being in contact with the pins; the multiple groups of current probe assemblies are respectively arranged in the test seat, and each group of current probe assembly comprises two current probes and is used for being in contact with the two terminals of the current sensor to be tested; and a connecting conductor is connected between two adjacent groups of current probe assemblies. According to the utility model, the test efficiency is improved, the consistency and accuracy of the test are ensured, the requirement of manual operation is reduced, and the production cost is reduced.