10results about How to "Prevent misplugging" patented technology

The invention discloses a network link fixing and access detection method based on terminal identity authentication, which relates to the technical field of communication, and comprises the following steps: S1, blocking and locking a target port based on a physical network port lock, and establishing a binding relationship between the physical network port lock and the corresponding target port; s2, establishing authorized unlocking of the physical network port lock in response to the connection between the management system and the physical network port lock; s3, performing identity verification on target equipment accessed by the unlocking port based on the authorized equipment table, and judging whether the target equipment is authorized equipment or not; s4, performing corresponding access control on the target equipment according to the judgment result of the authorized equipment; the problem that physical identity double isolation is not carried out on the switch port in the prior art, so that the protection effect of the intranet port is poor is solved, even if abnormal equipment is accessed, the access range of the abnormal equipment can be limited to the maximum extent, the security protection effect of the intranet is remarkably improved, and efficient and reliable management of the port is achieved.

The utility model relates to the technical field of industrial controllers, and discloses a module installation structure, which comprises an outer shell I, an outer shell II, an upper shell and a lower shell, an installation groove is arranged in the outer shell I, the upper shell is arranged in the installation groove, the upper part of the outer shell I is in sliding connection with a limit switch, and the lower part of the outer shell II is in sliding connection with the limit switch. The lower portion of the limiting switch is fixedly connected with a connecting plate, the connecting plate is fixedly connected with a clamping block, a sliding rail is arranged in the first outer shell, the clamping block is slidably connected to the upper portion of the sliding rail, a groove is formed in the lower portion of the clamping block, a protruding block is arranged on the upper portion of the sliding rail, and inserting grooves are formed in the two sides of the lower shell. The clamping blocks are connected into the inserting grooves in a sliding mode. According to the utility model, through cooperation of the clamping block, the slot, the limit switch, the convex block, the groove, the connecting plate and other components, rapid installation of the module is realized, and through cooperation of the positioning component and the pop-up component, installation mistake proofing is realized, replacement time is reduced, and working efficiency is improved.

The application discloses a coupling structure of an energy storage connector, and provides the advantages of simple assembly and disassembly, prevention of wrong insertion, and 360-degree rotation (whole line) allowance; the coupling structure comprises a male module and a female module; the male module is provided with a handle part and a head part connected with the handle part, the head part is provided with an outer wall, an inner wall, a plug-in cavity and at least three limiting parts arranged on the inner wall, the head part is provided with a plug-in barrel and a conductive part arranged in the plug-in barrel; and the female module is provided with a secondary plug-in barrel, the secondary plug-in barrel is provided with a secondary outer wall, a secondary inner wall and a secondary plug-in cavity; the secondary plug-in cavity is provided with a secondary conductive part; when the plug-in barrel is inserted into the secondary plug-in barrel to form an electrical connection, the secondary outer wall of the female module is tangent to (or tangent with) the limiting parts of the male module, at least three tangent points are formed, the secondary plug-in barrel is forced to be detained or surrounded in the plug-in cavity, and the stable coupling effect is achieved.

The utility model discloses a board-to-board large-current connector, which relates to the technical field of electric connectors and comprises a PCB (printed circuit board), a contact pin, a crown spring and a crown spring fixing mechanism. The middle position of the PCB is fixedly connected with one end of a contact pin; the other end of the contact pin is connected with the crown spring in a plugging manner; the crown spring is fixedly mounted in the crown spring fixing mechanism; the crown spring fixing mechanism comprises an insulating fixing cover, a crown spring fixing seat and a locking plate; the insulating fixing cover is sleeved on the crown spring fixing seat; one end of the crown spring fixing seat is provided with a crown spring jack guide surface and is close to the PCB, and the other end of the crown spring fixing seat is fixedly connected with the locking plate; the pin comprises a guide section, a contact section and a fixed section; the contact section is positioned between the guide section and the fixed section; the guide section and the contact section are both connected with the crown spring in a pluggable mode. And the fixed section is fixedly connected with the PCB. The high-current connector has the beneficial effects that the production cost can be reduced, and the reliability and the safety of the high-current connector can be guaranteed.

This application discloses a cell imaging device and workstation, relating to the field of biodetection technology, to alleviate the problem of operators accidentally inserting or removing samples during operation of cell imaging devices in related technologies. The cell imaging device includes a frame, a sample mounting device, a light source device, an imaging device, and a shielding component. The sample mounting device is mounted on the frame and includes a sample mounting port; the light source device is mounted on the frame and provides illumination light to the sample on the sample mounting device; the imaging device is mounted on the frame and located to one side of the sample mounting device; the shielding component is movably mounted on the frame; when the shielding component is in a first position, the sample can be mounted onto the sample mounting device through the sample mounting port; when the shielding component is in a second position, the shielding component blocks the sample mounting path corresponding to the sample mounting port. Therefore, this application has the advantages of improving the sample protection and application reliability of the cell imaging device.

The present invention provides a connector for preventing pin row deformation, comprising a female conductive pin row assembly and a male conductive pin row assembly. The male conductive pin row assembly is inserted into the female conductive pin row assembly to contact each other and be energized. The male conductive pin row assembly comprises a male end fixing piece, a male conductive pin row, a pin row prevention folding block, and a male end elastic protective sleeve assembly. The female conductive pin row assembly comprises a female end fixing piece and a female conductive pin row. The present invention clamps the pin row prevention folding block on the front end of the male conductive pin row to reinforce the male conductive pin row, reduce the occurrence of pin row deformation, prevent the male conductive pin row from being inserted and removed from the female conductive pin row, and keep the male conductive pin row neat and stable. The pin row prevention folding block is a detachable connection. According to the length of the male conductive pin row, the installation position of the pin row prevention folding block can be adjusted, thereby improving the practicality of the pin row prevention folding block and improving the service life of the connector.

The utility model discloses an anti-misplug mechanism of a surge protection device, which relates to the technical field of surge protection devices and comprises a base, a surge protection module, an anti-misplug rod sleeve and an anti-misplug connecting rod. The anti-misplug mechanism of the surge protection device adopts a structure formed by connecting three special-shaped arcs with different sizes, and the section parts are designed into round heads and are in arc transition; and in addition, the special shape must be assembled with three circles in the same direction, so that misplug in the assembly process is avoided, insertion is avoided even if large external force is applied to assembly, and misplug can be effectively prevented. Through the cooperation of the three special-shaped arc connectors with different sizes of the anti-misplug connecting rod and the rod sleeve, different electrical performance parameters are calibrated according to different diameters of the arcs, and the situation that modules with different electrical parameters are used in different application loops by misplug and misplug can be prevented, so that the safe use of a power system can be further ensured.

The invention provides a connector of a double-row pin terminal assembly, which comprises a male seat assembly, a female seat assembly and a locking assembly, and is characterized in that the male seat assembly is inserted into the female seat assembly, and the male seat assembly is seamlessly butted and buckled on the female seat assembly through the locking assembly. When the male seat assembly and the female seat assembly are inserted, the male seat pin header terminals on the male seat shell are inserted into the female seat pin header terminals on the female seat shell, the male seat pin header terminals make contact with the female seat pin header terminals and are powered on, the limiting columns are embedded into the locking assemblies, the male seat shell is locked on the female seat shell, and therefore the male seat assembly and the female seat assembly are connected. Therefore, the male seat assembly and the female seat assembly are connected more tightly, the connection is more stable in a vibration environment, the situation of communication interruption is avoided, and the performance of the connector is improved.

The invention discloses a shell protection integrated mineral fireproof bus duct connector which comprises a front side plate, four groups of connecting conductors and a rear side plate which are arranged pairwise, four groups of connecting conductors which are adjacent pairwise, and four groups of photo groups which are formed in pairs and are respectively and mutually conducted with phases of bus duct body busbars on two sides, a convex ceramic insulating block is sleeved at the center of each photo group; insulating phase separation plates are respectively arranged between the inner side surfaces of the front side plate and the rear side plate and the adjacent connecting conductors and between every two adjacent photo groups; a PE grounding busbar is arranged in the center of the bus duct body, and a PE connecting sheet used for conducting and connecting the PE grounding busbar inserted into the two sides is arranged in the middle of the sheet group; and the insulating partition plate adopts a mica plate subjected to waterproof treatment, so that the insulating partition plate is resistant to high temperature and waterproof, the insulating performance between the busbar and the connecting conductor and the stability of electrical connection are improved, and the reliability of the connector is effectively improved.

The utility model relates to the technical field of spacecraft attitude control, in particular to a reaction flywheel circuit board mistaken insertion prevention tool which comprises an interface tool, a base cover plate, a circuit board guide pin, a circuit board and a rear cover. A groove is formed in the upper surface of the base cover plate, two tool sockets matched with the interface tools are formed in the bottom of the groove, and the interface tools are inserted into the tool sockets; a groove is formed in the base cover plate, a plurality of circuit board guide pins are fixedly connected to the face, away from the groove, of the base cover plate, a plurality of guide holes matched with the circuit board guide pins are formed in the circuit board, and the guide holes are formed in the circuit board guide pins in a sleeving mode; the rear cover is connected to the face, away from the groove, of the base cover plate. The device has the advantages that short circuit or burning of the core board caused by misoperation of testers can be effectively prevented; the test safety and efficiency are improved, the economical efficiency is considered, and an important guarantee is provided for large-scale production test of the satellite reaction flywheel.