59results about How to "Reduce poor contact" patented technology

The invention relates to the technical field of copper alloy strips, and discloses a vehicle-mounted connector copper alloy strip which comprises the following components in percentage by mass: 0.04 to 0.1 weight percent of Y, 1.5 to 3.5 weight percent of Sn, 0.02 to 0.08 weight percent of P, 0.5 to 2.5 weight percent of carbon nanostructure X and the balance of copper and inevitable impurities, wherein the carbon nano structure X is a compound of a carbon nano tube and fullerene, and the mass ratio of the carbon nano tube to the fullerene is (2-4): 1; the invention also discloses a preparation method. According to the invention, through the comprehensive advantages in the aspects of conductivity and corrosion resistance, the electrical connection function can be stably and reliably realized in a vehicle-mounted connector, powerful hardware support is provided for the intelligent and electric development of an automobile, and the adaptability and safety of the automobile under different working conditions are enhanced; and the maintenance cost of the automobile is reduced, and the downtime caused by faults is shortened.

The invention discloses an automatic detection device for testing lamp beads of an LED lamp strip, and belongs to the technical field of LED lamp strip testing. The device mainly comprises a workbench, one side of the top surface of the workbench is provided with a discharging device used for installing a lamp strip reel, the other side of the top surface of the workbench is provided with a receiving device used for rolling the lamp strip reel, and a lamp bead detection bin used for detecting an LED lamp strip is fixedly installed on the top surface of the workbench and located between the discharging device and the receiving device. The interior of the lamp bead detection bin is divided into a dust removal area and a detection area through a partition plate, the detection area comprises a belt pressing assembly and a detection assembly, and by combining winding and unwinding of an LED lamp belt with lamp bead detection, rapid and continuous detection can be achieved, it is ensured that each lamp bead can emit light reliably and be recognized accurately, and the detection efficiency is improved. The strip pressing assembly and the conductive terminals effectively maintain the flatness of the LED lamp strip and ensure accurate contact of power supply contacts, so that the damage risk of lamp beads is reduced, the production efficiency is improved, the product quality is ensured, and errors caused by manual operation are reduced.

The invention provides a charging auxiliary device for soil detection equipment, and relates to the technical field of charging assists.The charging auxiliary device comprises an inner sleeve fixedly installed on a battery, a fixing block is installed on the inner wall of the inner sleeve, two pressure springs are installed on the side, away from the inner sleeve, of the fixing block, and a follow-up plate is installed on the two pressure springs; a middle block is installed in the middle of the follower plate, snakelike elastic pieces are installed on the two sides of the middle block respectively, the two snakelike elastic pieces are attached to the side faces of the follower plate respectively, so that the snakelike elastic pieces are heated to expand, the expansion of the snakelike elastic pieces can drive the telescopic blocks to slide along the limiting grooves, and therefore the conductive elastic pieces are pushed to expand. By means of the design, damage of overcurrent to the battery can be effectively prevented, the service life of the battery is prolonged, and the safety and reliability of equipment are improved.

The utility model relates to a battery module thermocouple fixing device and system, and relates to the technical field of battery testing. The device comprises a locking piece and two clamping pieces, the two clamping pieces are arranged in a spaced mode, and the opposite sides of the two clamping pieces are provided with clamping faces. The locking piece comprises a sliding rod and a locking hoop, the two clamping pieces are arranged on the sliding rod in a sliding mode, and the locking hoop is connected to the sliding rod and can abut against the outer sides of the clamping pieces; and when the two clamping pieces are close to each other, the clamping surfaces of the two clamping pieces can respectively abut against the outer sides of the plurality of thermocouples on the corresponding sides of the battery module. According to the utility model, the two clamping pieces are close to each other to respectively abut against the outer sides of all thermocouples on the corresponding sides of the battery module, so that the plurality of thermocouples are tightly abutted against the surface of the battery module, and the possibility that the thermocouples are in poor contact with the surface of the battery or fall off when the battery module is expanded and swelled is reduced; in addition, the device can be repeatedly used, and is safe and environment-friendly.

The utility model discloses a plug-in card guide structure which comprises a first guide limiting block, a second guide limiting block is arranged on one side of the first guide limiting block, the first guide limiting block and the second guide limiting block are spliced through a limiting piece, and insertion openings are formed in the middle of the interior of the first guide limiting block and the middle of the interior of the second guide limiting block. One end of the jack is provided with a guide slot used for guiding the plug-in card, the guide slot is arranged in an inclined plane shape, the other end of the jack is provided with a limiting slot used for installing the socket, and one end of the plug-in card is inserted into the jack under the guide of the guide slot and then is connected with the socket in the limiting slot in an inserted mode. A user can easily insert the plug-in card without precise alignment, when the plug-in card of small electronic equipment is used, the guide slot can accurately introduce the plug-in card into the jack and precisely plug the plug-in card into the socket in the limiting slot, the condition of poor contact caused by deviation of the plug-in card is reduced, and the stability and reliability of equipment operation are improved.

The utility model relates to connector technical field especially, it is a kind of efficient conductive type booster plug socket assembly, including plug mechanism and socket mechanism, the female terminal of being equipped with with contact unit in socket mechanism is connected, the contact unit includes two contact plates of symmetrical distribution, and multiple openings are passed through and are set up on the contact plate, and then make multiple contact pins be formed on contact plate, the middle region of contact pin is suddenly curved to two contact plate center direction, the male terminal of welding is inserted between two contact plates. The design adopts the contact unit of special structure, increases the contact point and area with terminal, avoids instantaneous break, ensures that contact pressure is uniform and persistent, stably transmits after boosting large current, improves charging efficiency.

The utility model relates to the technical field of wiring board shells, in particular to a shell for small household appliances, which comprises a shell body, a protection assembly is arranged at the top of the shell body, and a heat dissipation assembly for preventing the shell body from being overheated is arranged on the protection assembly. According to the utility model, through the arrangement of the protection assembly, when power connection is needed in use, a plug of a connecting wire is inserted into the top of the housing, then the top of the housing is covered with the protection cover, the connecting wire is led out from the wire slot, and the housing is protected by the dust cover, so that dust attached to the housing can be reduced, and the condition that the wiring board is in poor contact due to too much dust is reduced; meanwhile, the protective cover can also reduce contact between water and the shell due to unexpected situations, the situation that components in the shell are short-circuited and damaged is reduced, the safety of the wiring board is improved through the protective assembly, and through the arrangement of the heat dissipation assembly, after the protective cover covers the top of the shell, heat dissipation is conducted through heat dissipation grooves in the two sides, and the situation that the temperature in the protective cover is too high is avoided.

This invention relates to the field of electronic component testing technology, specifically to a probe protection method based on a flexible buffer layer. The method includes: setting a flexible buffer layer with clearance holes on the surface of a test fixture base; the buffer layer being composed of a porous flexible material with resilience; placing the product to be tested above and positioning it on the buffer layer; applying test pressure through a pressing device to compress and deform the buffer layer, causing the probe to extend from the clearance holes for testing; after testing, the buffer layer automatically springs back to its original position, and the clearance holes tend to close, completely blocking the probe tip. This invention utilizes the porous structure to generate a purging effect to clean the test points during the compression stage, and utilizes negative pressure to generate an adsorption effect to collect dust and debris during the rebound stage. Simultaneously, the anti-static material dissipates static electricity. This method achieves three major functions simultaneously—probe scratch prevention, contact interface self-cleaning, and electrostatic protection—without changing the original testing process or adding a driving mechanism, making it suitable for batch online testing production lines.

This utility model discloses a magnetic self-sealing quick connector for natural gas pipelines, relating to the field of natural gas pipeline technology. The magnetic self-sealing quick connector for natural gas pipelines includes a male connector with an array of fixed grooves on its surface. A U-shaped sleeve is fixedly connected to one side of the male connector, and an elastic washer is fixedly connected to the recess of the sleeve. Copper gaskets are movably mounted on both sides of the elastic washer. A positive magnet is fixedly connected inside the sleeve. A connecting body is movably connected to the side of the copper gasket away from the sleeve. In this magnetic self-sealing quick connector for natural gas pipelines, the combined effect of the magnetic attraction force and the pre-tightening force of the elastic washer ensures that the copper gaskets are always in tight contact, reducing poor contact caused by vibration or slight displacement. The double fixing structure of the elastic ring and the connecting nut within the annular groove further enhances the anti-loosening capability of the terminal connection.

The utility model relates to the technical field of electronic connectors, in particular to a double-Ping connector. Comprising an electronic connector arranged on a circuit board, the electronic connector is respectively provided with a row of upper pins and a row of lower pins, the upper pins and the lower pins are distributed in a staggered manner, and an insulating separator is arranged between the upper pins and the lower pins. The staggered parallel distribution of the pins on the two sides can increase the stability of contact points and reduce the problem of poor contact caused by vibration or impact. The design ensures the reliability and stability of the connector in long-term use. Meanwhile, due to the staggered design of the pin positions, electromagnetic interference between the adjacent pin positions can be effectively reduced, the anti-interference capability of the whole connection system is improved, and the electromagnetic interference between the upper pin and the lower pin can be further improved through the insulating separator arranged between the pin positions.

The utility model relates to the technical field of electric power equipment, and specifically relates to a household electric meter of quick wiring, including electric energy, the positive side of electric energy meter below is provided with the junction box, the inner chamber of junction box is equipped with four groups of quick wiring device, every group of device contains support plate, U type elastic sheet, the baffle of band pass slot and the limiting post, through manual pressing limiting post makes the upper end of U type elastic sheet pressure deformation, drives the baffle to move down, and the sliding pair formed by pass slot and support plate allows the baffle displacement, at this moment, the clearance between the baffle and support plate is produced, can put the line into and then loosen the limiting post, through the baffle up -shift of double reset spring cooperation reset makes the line of the line and the contact of the conductive support plate and makes the line contact conduction, and the function of the label identification wiring avoids the wrong connection, solves the low efficiency of traditional electric meter wiring, the problem of bad contact, also improves the security, realizes the tool -free quick wiring, and the efficiency is improved.

The utility model relates to intelligent whiteboard pen technical field, concretely is a double -end interactive whiteboard pen, including pen holder, hanging rod, contact and protection device, hanging rod and pen holder fixed connection, contact is fixed at one end of pen holder, and contact has two, two contacts are arranged at the both ends of pen holder respectively, and the protection device sets up on the surface of pen holder, and the protection device includes assembly sleeve, and assembly sleeve and pen holder fixed connection, and the surface rotationally connected of assembly sleeve has torsion bar, the utility model, can when not using double -end whiteboard pen, the contact is shielded with the aid of the elastic force of torsion spring drive pressure bar and cylinder, reduces the contact to expose directly and be stained dust, chalk dust or be caused by tea water splashing and be damped oxidation, prevents the contact from being impacted deformation, abrasion when the pen body falls simultaneously, effectively reduces the contact to contact bad problem, guarantees the key signal stable transmission and electromagnetic wave launch device normal work, prolongs the service life of contact, also need not frequent disassembly maintenance.

The invention relates to the technical field of connectors, and particularly discloses a straight high-voltage connector for a new energy automobile, which comprises a plug and a socket, the plug comprises a first shell, a first insulating sheath, a pin terminal and a wire clamp assembly; the pin terminal can be limited and fixed in the first insulating sheath through the elastic limiting piece and the limiting rod; the socket comprises a second shell, a second insulating sheath and jack terminals; the second shell and the first shell can be locked and connected in the butt joint direction through bolts. The pin terminals and the jack terminals can be positioned and butted more accurately, poor contact or loosening of the plug and the socket in use is prevented, and stability and safety are high; the electromagnetic shielding performance and the mechanical strength are good, the reliability is high, and the required assembly space is small; according to the assembling method, rapid and efficient connection of the cable at the plug end of the connector is realized, accurate positioning and butt joint of the socket and the plug in plugging use can be ensured, the connection stability of the connector is enhanced, and the connector is convenient to use.

The utility model provides a bump structure and a chip. The bump structure comprises a bonding pad, a metal adhesion layer and a bump, the bonding pad is located on the surface of the substrate, the metal adhesion layer is located above the bonding pad, the bump is located on the metal adhesion layer, and at least part of a bonding interface of the metal adhesion layer and the bump is wavy, so that the bump and the metal layer are tightly bonded, the heat resistance and vibration resistance of the bump structure can be improved, and the reliability of the bump structure is improved. The problem that the salient point structure cracks is solved, poor contact caused by the salient point cracks is reduced, the connection resistance and signal loss of the salient point structure are reduced, the connection reliability of the salient point structure is improved, and the reliability and the electrical performance of the chip are improved. The chip comprises a substrate and the bump structure located on the substrate.

A wire harness wiring terminal relates to the technical field of wire harness connection and comprises a terminal body, the terminal body comprises a crimping structure located in the middle of the terminal body, the crimping structure is arranged to be capable of wrapping a wire core of a wire harness and comprises a bearing part and a wire pressing part, the bearing part is of an arc-shaped sheet-shaped structure with an opening facing the wire pressing part, and the wire pressing part is of an arc-shaped sheet-shaped structure with an opening facing the wire pressing part. The wire pressing part comprises two wire pressing pieces arranged on the two sides of the bearing part, the sides, away from the bearing part, of the two wire pressing pieces are bent towards each other, and one wire pressing piece is bent to the inner side of the other wire pressing piece. According to the utility model, through arranging the crimping structure, the wire core of the wire harness can be completely wrapped, so that the wire core can be prevented from being exposed from a gap between the two wire pressing pieces, and the risk of poor contact or short circuit caused by the exposure of the wire core is reduced, thereby ensuring the stability and conductive performance of wire harness connection, reducing the operation difficulty of an operator, and improving the working efficiency. And the working efficiency is improved.

The application discloses a power device, a circuit board assembly and electronic equipment, and relates to the technical field of electrical equipment, comprising a body, a first surface and a second surface oppositely arranged along a first direction, the first surface having a welding area; a plurality of limiting members are arranged on the first surface and protrude from the first surface along the first direction, and the plurality of limiting members are arranged at intervals on the periphery of the welding area, and the limiting members abut against the heat sink along the first direction. When the welding area of the body and the heat sink are welded by means of solder paste or other welding materials, the plurality of limiting members are arranged at intervals on the periphery of the welding area and abut against the heat sink, which can effectively prevent the power device from tilting due to the flow of welding materials or thermal stress during the welding process, ensure that the power device remains flat after welding, thereby improving the welding quality and reliability, enhancing the heat dissipation performance, reducing the risk of poor electrical contact or uneven heat distribution caused by the tilting of the power device, and improving the safety and reliability of the power device.

This utility model discloses a modular pluggable structure for the front interface of a computer host, relating to the field of computer host technology. It includes a computer host and a pluggable module inside the host. A limiting connecting plate is provided on one side of the pluggable module. The linkage mechanism of the rotating component and the telescopic component enables stable connection and convenient disassembly of the module. The cooperation of the rotating torsion spring and the return spring allows the pluggable module to automatically pop out during disassembly and precisely lock during installation. Combined with the limiting effect of the guide sleeve and the guide connecting post, it ensures a stable interface connection, avoiding the loosening problem of traditional snap-fit ​​structures. The tool-free operation design greatly simplifies the maintenance process; users only need to press the fixed connecting block to unlock and install the module. Combined with the rotating pop-out function, it significantly improves cleaning and maintenance efficiency, reduces contact problems caused by dust accumulation on the interface, and thus provides an efficient solution for the expansion and maintenance of computer host interfaces, improving user experience and equipment usability.

The invention relates to the technical field of automobiles, in particular to an automobile gear combination switch which comprises a shell internally provided with a control panel. The mode switch mechanism is installed in the shell and electrically connected with the control panel, a button groove is formed in one side of the shell, a button assembly is arranged in the button groove in a matched mode, the button assembly slides relative to the shell, and the button assembly is used for controlling a switch of the mode switch mechanism; the gear selecting switch mechanism comprises a gear-up assembly and a gear-down assembly, the gear-up assembly and the gear-down assembly are both installed in the shell and electrically connected to the control panel, a sliding groove is formed in one side of the shell, a pushing assembly is arranged at the position of the sliding groove, and the pushing assembly slides relative to the shell; and the pushing assembly is used for controlling the on-off of the shift-up assembly or the on-off of the shift-down assembly. The combined switch has the effects of optimizing the structure of the combined switch and reducing the production cost.

The utility model discloses a plug and socket assembly, which comprises a mounting block and a guide head, one end of the mounting block is provided with a first groove, the inner wall of the first groove is provided with a second groove, the guide head is fixedly arranged in the second groove, the other end of the mounting block is provided with a plurality of third grooves communicated with the second groove, the plurality of third grooves are not communicated with each other, and the guide head is fixedly arranged in the second groove. First through holes communicated with the second grooves are formed in the second grooves, wires are fixedly arranged in the third grooves, the wires penetrate through the first through holes and are connected with the guide heads, the other ends of the wires extend out of the third grooves and penetrate through the threading assembly, and the wires are connected with the threading assembly. According to the utility model, through the arrangement of the multi-layer grooves and the wires, the stability and reliability of the plug and socket assembly are ensured, the risks of poor contact and wire falling are reduced, and especially the overall performance of the plug and socket assembly can be effectively improved through the connection mode of the guide heads and the wires.

The utility model discloses a fire safety knowledge preemptive answering device which comprises a stand column, the top of the stand column is provided with a plurality of installation holes, and interaction buttons are installed in the installation holes. An inner threaded cylinder is fixedly connected to the inner wall of the mounting hole, an annular plate is fixedly connected to the outer wall of the interaction button, the interaction button is sleeved with a limiting sleeve, and the cross section of the limiting sleeve is in a T shape; according to the utility model, at least five interaction buttons are arranged at the top of the stand column, four of the five interaction buttons are option buttons, one of the five interaction buttons is a confirmation button, the interaction buttons are arranged in mounting holes, and limiting sleeves are sleeved outside the interaction buttons and are connected with internal thread cylinders through external threads, so that the limiting sleeves continuously move downwards and drive pressing rods to apply downward pressure to the interaction buttons; therefore, the phenomenon of poor contact of the interaction button is reduced, and the phenomenon of shaking of the interaction button is reduced at the same time.

According to the quartz sensor testing device, a quartz sensor is fixedly installed on a support through a fastener and a reed, the support is in signal connection with a measurement and control circuit through an embedded tail welding pin, the measurement and control circuit is fixedly connected with a bottom plate through a fastener and a shock absorber assembly, overall shock absorption is achieved, and signal interference is isolated; a flat top, a flexible conductive material and a welding pin structure are adopted in a position hole, corresponding to a sensor pin, of the support, the sensor pin is inserted into a corresponding lead hole of the support, the flat top and the flexible conductive material are compressed to achieve stable connection, the welding pin is connected with a measurement and control circuit signal, and a shielding plate in the support is connected with a power signal ground to achieve signal shielding. The quartz sensor test screening device is used for quartz sensor test screening, reduces interference, improves test stability and accuracy, and is convenient to disassemble and easy to replace.

The utility model discloses a network security router, comprising a router body, two sides of the router body are provided with connection assemblies, the connection assemblies are connected with auxiliary assemblies, the router body is provided with a protection assembly, and the router body is provided with a shielding assembly. According to the network security router, the wiring position of the unused network security router can be isolated from impurities and moisture in the air in an auxiliary mode, the situation that contact is poor when the wiring position of the network security router is used is reduced, meanwhile, an auxiliary assembly is arranged on the connecting assembly, auxiliary adjustment can be conducted according to the installation or placement condition of the network security router, and the service life of the network security router is prolonged. In addition, the network security router can be fixed in an auxiliary mode, the stability of installation or placement of the network security router is improved, and the stability of installation and placement of the router body is improved conveniently through the connection assembly arranged on the router body.

The utility model relates to connector technical field, especially a kind of safety structure for connector, including fixed part and plug-in part, the fixed part includes main shell part and outer ring plate, the outer ring plate is installed on the outside of main shell part, and outer ring plate and main shell part are integrally formed, the electrically-conductive insertion rod is fixedly installed in main shell part, and the reinforcing seat and support frame that support electrically-conductive insertion rod are also installed in main shell part, the plug-in part is inserted and fixed in main shell part. The effective support of reinforcing seat and support frame to electrically-conductive insertion rod, and the cooperation of elastic clamping plate and clamping groove, so that the connection of each component of connector is more firm, reduce the problem of poor contact caused by loosening or shaking, improve the stability and reliability of connector. The setting of protective cover can prevent the erosion of external dust, moisture and other connectors, avoid the security risks such as short circuit caused by dust accumulation or water vapor.

This utility model relates to the field of connector technology, specifically to a sensor connector with a shielded structure, including a male terminal and a female terminal, which mate with each other. The male terminal has an internal reinforcing connection mechanism, which includes an extension post fixedly connected to the end of the male terminal away from the female terminal. The male terminal has a first insertion groove inside, and a reinforcing block is inserted into the extension post. A sealing gasket is fixedly connected to the outer wall of the reinforcing block and is also fixedly connected to the inside of the extension post. This utility model enhances the mechanical connection strength between the male and female terminals through the cooperation of the male terminal and the reinforcing connection mechanism, ensuring stable contact even under vibration, preventing loosening or disconnection. The sealing gasket design provides an adaptive seal, and the linkage mechanism of the compression block, connecting rod, contact head, and lifting block automatically clamps the terminal wires during insertion.

This application discloses a base system for a rail-mounted vehicle charging device, belonging to the field of vehicle charging equipment. It includes an RGV rail, an RGV body, a charging host, and a distribution box. The charging host is mounted on the RGV body; a first connector is provided on the charging host, and a second power distribution head is provided on the distribution box; a charging gun is mounted on the distribution box; the RGV rail includes multiple horizontal rails and multiple vertical rails, forming the movement trajectory of the RGV body; the RGV rail also includes an external rail connected to the horizontal or vertical rails, and the distribution box is mounted on the external rail. The beneficial effect of this application is that by reducing the number of charging hosts to fewer than the number of distribution boxes, and utilizing the RGV body to move the charging hosts to the location requiring charging, the sharing of charging hosts is achieved. It eliminates the need to configure expensive charging hosts at each charging point; configuration can be based on peak demand, avoiding equipment idleness and significantly reducing the overall system cost.

The utility model discloses a novel battery pack inserting piece which comprises a battery pack, a plurality of connecting pieces and a plurality of connecting pieces, the integrated circuit board is fixedly mounted on the battery pack; the male insertion pieces are formed in pairs, serve as a part of the insertion pieces, penetrate through the integrated circuit board together with the insertion piece main body and are installed in the middle of the integrated circuit board, the male insertion pieces form a plurality of contacts in pairs, the male insertion pieces are in a W shape, and the two sides of each male insertion piece are each provided with a bending design. The two tail ends of the male insertion piece are designed to be hollowed out, so that three guide shifting pieces are formed. The male insertion pieces appear in pairs, and six contacts are formed between the two ends of the male insertion pieces. The middle section of the male insertion piece is a plane, and a battery elastic piece is arranged on the lower portion of the male insertion piece and penetrates through the integrated circuit board to be connected with the battery pack.

The present invention discloses a spring-type conductive track structure and a PCB plating device. The spring-type conductive track structure comprises: a fixed conductive track, a movable conductive strip, and a plurality of conductive blocks and conductive springs. The plurality of conductive blocks and conductive springs are arranged between the fixed conductive track and the movable conductive strip along the length direction of the fixed conductive track. The conductive blocks are electrically connected to the corresponding conductive springs. When the movable conductive strip is translated relative to the fixed conductive track, under the elastic action of the corresponding conductive springs, the conductive blocks and the corresponding conductive springs are electrically connected to the fixed conductive track to conduct current. The scheme of the present invention not only ensures the contact area during transmission, but also reduces the occurrence of poor contact due to insufficient processing accuracy. At the same time, the conductive springs are used to connect the small conductive blocks. When working, the conductive springs will press the small conductive blocks to ensure that they are fully in contact and conductive, thereby achieving the purpose of conducting the components during movement. In addition, the wear of the track will not affect the conductive performance.

The utility model belongs to the technical field of electronics, and discloses a self-locking anti-falling electrical plug and socket. The outer surface of the plug seat is connected with a driving lever, the driving lever swings relative to the plug seat, and the plug body and the jack are plugged through the swinging of the driving lever. When the shifting rod swings relative to the plug seat, the shifting rod drives the plug seat to move up and down, so that the plug of the plug seat is inserted into or separated from the jack of the socket, and the effects of labor saving and high efficiency are achieved.

The application discloses a spring and a spring mounting tool, comprising a limiting assembly and a calibration assembly, the limiting assembly and the calibration assembly are respectively located on both sides of the spring axis, the limiting assembly limits the axis position of the spring, the calibration assembly comprises a power part and a transmission head, the power part drives the transmission head to rotate, the transmission head is in abutment with one end of the spring in the axial direction, and drives the spring to rotate along the axis under the driving of the power part. The application limits the spring through the limiting assembly and the calibration assembly, and drives the transmission head to rotate through the power part to drive the spring to rotate, the rotation process of the transmission head can calibrate the spring to control the assembly angle and position of the spring, solves the poor contact problem caused by the assembly angle deviation of the spring in the prior art, and improves the assembly consistency and reliability.

The utility model relates to the technical field of power supply testing, and particularly discloses a switching power supply testing device which comprises a testing device used for testing a target object, a sealing cover is arranged on the outer side of the testing device, the sealing cover is located on the outer side of the tested target object, and a straightening assembly is arranged on the inner side of the sealing cover below the testing device. The straightening assembly is matched with a probe of the testing device; according to the utility model, through the cooperation of the abutting block and the metal block of the straightening assembly, the bent probe can be straightened, so that the probe can be more accurately contacted with a test target object, and the stability of electric signal transmission in the test process is ensured, thereby improving the reliability of the test result of the switching power supply.