CN218415229U

CN218415229U - Electric connector with misplug prevention function

Info

Publication number: CN218415229U
Application number: CN202121698206.8U
Authority: CN
Inventors: 钟道智
Original assignee: Shaoxing Hang Shao Electrical Connector Co ltd
Current assignee: Shaoxing Hang Shao Electrical Connector Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2023-01-31
Anticipated expiration: 2031-07-26

Abstract

An electric connector with a misplug prevention function belongs to the technical field of electric connectors. The utility model comprises a socket and a plug, wherein the socket comprises a socket insulator, wire spring jacks and socket guide posts, socket guide grooves are formed on the left side and the right side of the socket insulator, the socket guide posts are arranged in the socket guide grooves, and the lower ends of the socket guide posts are screwed with socket nuts after penetrating through the socket guide grooves; the plug includes plug insulator, contact pin and plug guide post, and plug guide way and first mounting groove have all been seted up to the left and right sides of plug insulator, and the plug guide post is installed in the plug guide way, and in the lower extreme of plug guide post ran through the plug guide way and extended to first mounting groove, the lower extreme spiro union plug nut of plug guide post. The utility model discloses a socket guide post and plug guide post cooperate to realize the location between plug and the socket, realize preventing the misplug between the multiunit electric connector through the transposition that changes plug guide post, socket guide post.

Description

Electric connector with misplug prevention function

Technical Field

The utility model belongs to the technical field of the electric connector, specifically be relate to an electric connector with prevent misplug function.

Background

With the modular development of electric appliances, electronic products and other products, sometimes a plurality of electric connector assemblies of the same type need to be assembled on the same printed board or panel at the same time, and because the electric connector assemblies of the same type have almost no difference in structure and appearance, the problem of misplugging between a plug and a socket of an electric connector is very easy to cause, especially in some occasions requiring the blind plugging of the plug and the socket of the electric connector, the problem of misplugging of the plug and the socket of the electric connector is particularly prominent, and the misplugging of the plug and the socket inevitably brings unexpected damage to equipment.

Therefore, a new solution is needed to solve this problem.

Disclosure of Invention

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide an electric connector with prevent misplug function.

The above technical problem of the present invention can be solved by the following technical solutions: an electric connector with an misplug prevention function comprises a socket and a plug, wherein the socket comprises a socket insulator, wire spring jacks and socket guide posts, the wire spring jacks are longitudinally installed on the socket insulator, socket guide grooves are formed in the left side and the right side of the socket insulator, the socket guide posts are installed in the socket guide grooves, and socket nuts are screwed after the lower ends of the socket guide posts penetrate through the socket guide grooves; the plug comprises a plug insulator, contact pins and plug guide columns, wherein the upper end of the plug insulator is provided with a connecting groove into which a socket insulator can be inserted, the contact pins are longitudinally arranged on the plug insulator, one end of each contact pin extends into the connecting groove, the contact pins correspond to wire spring jacks, the left side and the right side of the plug insulator are respectively provided with a plug guide groove and a first mounting groove, the plug guide grooves are communicated with the first mounting grooves, the plug guide columns are arranged in the plug guide grooves, the lower ends of the plug guide columns penetrate through the plug guide grooves and extend into the first mounting grooves, and the lower ends of the plug guide columns are in threaded connection with plug nuts; the upper ends of the socket guide posts and the upper ends of the plug guide posts are diagonal equally-divided cylinders of hexagonal posts, and the upper ends of the socket guide posts and the upper ends of the plug guide posts are spliced to form the hexagonal posts.

Preferably, a protective cover groove is formed in the lower end of the plug insulator, a protective cover is installed in the protective cover groove, and the other end of the contact pin extends to the protective cover groove and then bends for 90 degrees to penetrate through the protective cover and extend to the outside of the protective cover.

Preferably, the lower end of the plug guide post passes through the spring washer and then is screwed with the plug nut.

Preferably, the lower end of the socket guide post sequentially penetrates through the flat washer and the spring washer and then is screwed with the socket nut.

Preferably, the socket further comprises a protective cover, second mounting grooves are formed in the left side and the right side of the protective cover and correspond to the socket guide grooves, the lower ends of the socket guide posts penetrate through the socket guide grooves and then extend into the second mounting grooves, and socket nuts are screwed to the lower ends of the socket guide posts.

The utility model discloses beneficial effect who has: the utility model discloses a socket guide post and plug guide post cooperate to realize the location between plug and the socket, realize preventing the mistake through the transposition that changes plug guide post, socket guide post and insert between the multiunit electric connector, simultaneously, plug and socket butt joint back, socket guide post, plug guide post are hidden in socket insulator and plug insulator, have improved electric connector's wholeness and aesthetic property. The utility model discloses a line spring jack, plug power is reliable and stable, and the vibration resistance is good, long service life, the failure rate is low.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural diagram of the socket of the present invention;

fig. 3 is a schematic structural view of the plug of the present invention;

FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;

fig. 5 is a schematic structural view of the socket guide post of the present invention;

fig. 6 is a diagram illustrating a state of use of the socket guide post according to the present invention;

fig. 7 is a state of use view of the plug guide post corresponding to fig. 6;

fig. 8 is another state diagram of the socket guide post according to the present invention;

fig. 9 is a view of a state of use of the plug guide corresponding to fig. 8;

fig. 10 is a use state diagram of the socket of the present invention.

In the figure: 1. a socket; 2. a plug; 3. a socket insulator; 4. a wire spring jack; 5. a socket guide post; 6. a socket guide groove; 7. a socket nut; 8. a plug insulator; 9. inserting a pin; 10. a plug guide post; 11. connecting grooves; 12. a plug guide groove; 13. a first mounting groove; 14. a plug nut; 15. a protective cover groove; 16. a protective cover; 17. a spring washer; 18. a flat washer; 19. printing a board; 20. a protective cover; 21. and a second mounting groove.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): an electrical connector with an anti-misplug function is disclosed, as shown in fig. 1-5, and comprises a socket 1 and a plug 2 which are butted with each other, wherein the socket 1 comprises a socket insulator 3, wire spring jacks 4 and socket guide posts 5, the wire spring jacks 4 are hyperboloid wire spring jacks, the wire spring jacks 4 are longitudinally installed on the socket insulator 3, the wire spring jacks 4 are provided in plurality and distributed in a matrix, socket guide grooves 6 are respectively formed in the left side and the right side of the socket insulator 3, the socket guide grooves 6 are matched with the socket guide posts 5, the socket guide posts 5 are installed on the socket guide grooves 6, the upper ends of the socket guide posts 5 extend out of the socket guide grooves 6, the lower ends of the socket guide posts 5 penetrate through the socket guide grooves 6 and extend out of the socket insulator 3, the lower ends of the socket guide posts 5 are screwed with socket nuts 7, and the socket nuts 7 are located outside the socket insulator 3; the plug 2 comprises a plug insulator 8, contact pins 9 and plug guide columns 10, wherein the upper end of the plug insulator 8 is provided with a connecting groove 11 for inserting the socket insulator 3, the contact pins 9 are longitudinally arranged on the plug insulator 8, one end of each contact pin 9 extends into the connecting groove 11, the contact pins 9 are distributed in a matrix manner, the contact pins 9 correspond to the wire spring jacks 4, the left side and the right side of the plug insulator 8 are provided with plug guide grooves 12 and first mounting grooves 13, the plug guide grooves 12 correspond to the socket guide grooves 6, the plug guide grooves 12 are positioned above the first mounting grooves 13, the plug guide grooves 12 correspond to the first mounting grooves 13, the plug guide grooves 12 are communicated with the first mounting grooves 13, the plug guide grooves 12 are matched with the plug guide columns 10, the plug guide columns 10 are arranged on the plug guide grooves 12, the upper ends of the plug guide columns 10 extend out of the plug guide grooves 12, the lower ends of the plug guide columns 10 extend into the first mounting grooves 13 after penetrating through the plug guide grooves 12, the lower ends of the plug guide columns 10 are screwed in the plug mounting grooves 13, and the plug nuts 14 are positioned in the first mounting grooves 13; the upper end of the plug guide post 10 and the upper end of the socket guide post 5 are identical in structure and are diagonal equally-divided cylinders of hexagonal posts, and the upper end of the plug guide post 10 and the upper end of the socket guide post 5 are spliced to form the hexagonal posts. When the plug 2 is in butt joint with the socket 1, the upper ends of the plug guide columns 10 are inserted into the plug guide grooves 12, the upper ends of the socket guide columns 5 are inserted into the plug guide grooves 12, and the upper ends of the plug guide columns 10 and the upper ends of the socket guide columns 5 are spliced to form hexagonal columns, so that the plug 2 is in butt joint with the socket 1, and meanwhile, the contact pins 9 are inserted into the wire spring insertion holes 4, so that the plug 2 is conducted with the socket 1.

When a plurality of similar electric connectors are assembled on the same printed board 19 or panel, the dislocation of the plug guide posts 10 and the socket guide posts 5 can be changed to realize the misplug prevention among a plurality of groups of electric connectors, and in order to describe the dislocation of the plug guide posts 10 and the socket guide posts 5 clearly, the peripheries of the plug guide grooves 12 and the socket guide grooves 6 can be respectively provided with digital marks and letter marks. As shown in fig. 6 and 7, when the index of one of the jack guide posts 5 of the jack 1 is 4 and the index of the other jack guide post 5 is D, the index of one of the plug guide posts 10 of the plug 2 corresponding to the jack 1 is 1 and the index of the other plug guide post 10 is a. As shown in fig. 8 and 9, in the plug 2 corresponding to the receptacle 1, the index of one of the plug guide posts 10 is 2 and the index of the other plug guide post 10 is a when the index of one of the receptacle guide posts 5 of the receptacle 1 is 5 and the index of the other receptacle guide post 5 is D.

The transposition of plug guide post 10, socket guide post 5 can be adjusted according to the user's demand by oneself, specifically is: loosening the socket nut 7, taking the socket guide post 5 out of the socket guide groove 6, adjusting the transposition of the socket guide post 5, reinstalling the socket guide post 5 in the socket guide groove 6 after the adjustment is finished, and screwing the socket nut 7; the adjustment of the plug guide post 10 is the same. Through the matching use of the plug guide post 10 and the socket guide post 5, the butt joint direction of the plug 2 and the socket 1 is unique, and other similar electric connectors are effectively distinguished, so that the user can be effectively prevented from being plugged by mistake.

A protective cover groove 15 is formed in the lower end of the plug insulator 8, a protective cover 16 is installed in the protective cover groove 15, and the other end of the contact pin 9 extends to the protective cover groove 15, then bends for 90 degrees to penetrate through the protective cover 16 and extends to the outside of the protective cover 16. Through setting up safety cover 16, can protect contact pin 9 of 90 degrees of buckling, prolong contact pin 9's life.

A spring washer 17 is arranged in the first mounting groove 13 on the plug insulator 8, and the lower end of the plug guide post 10 is screwed with the plug nut 14 after passing through the spring washer 17. And a flat washer 18 and a spring washer 17 are arranged outside the socket insulator 3, and the lower end of the socket guide post 5 is screwed with the socket nut 7 after sequentially penetrating through the flat washer 18 and the spring washer 17.

The electrical connector is divided into a printed board soldering type and a wire soldering type according to different use connection requirements of the tail end of the socket 1 (i.e., the tail end of the wire spring jack 4). As shown in fig. 10, when the socket is a printed board welding type, the socket 1 further includes a protective cover 20, the tail end of the wire spring jack 4 extends into the protective cover 20 after passing through a printed board 19, second mounting grooves 21 are formed in the left and right sides of the protective cover 20, the second mounting grooves 21 correspond to the socket guide grooves 6, the flat washers 18, the spring washers 17 and the socket nuts 7 are all arranged in the second mounting grooves 21, the lower ends of the socket guide posts 5 extend into the second mounting grooves 21 after penetrating through the socket guide grooves 6, and the lower ends of the socket guide posts 5 sequentially pass through the flat washers 18 and the spring washers 17 and then are screwed with the socket nuts 7. By arranging the protective cover 20, the tail part of the wire spring jack 4 can be protected, and the service life of the wire spring jack 4 is prolonged.

To sum up, the utility model discloses a socket guide post and plug guide post cooperate to realize the location between plug and the socket, realize preventing the mistake through the transposition that changes plug guide post, socket guide post and insert between the multiunit electric connector, simultaneously, plug and socket butt joint back, socket guide post, plug guide post are hidden in socket insulator and plug insulator, have improved electric connector's wholeness and aesthetic property. The utility model discloses a line spring jack, plug power is reliable and stable, and the vibration resistance is good, long service life, the failure rate is low.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims

1. An electric connector with an misplug prevention function comprises a socket and a plug, and is characterized in that the socket comprises a socket insulator, wire spring jacks and socket guide posts, the wire spring jacks are longitudinally arranged on the socket insulator, the left side and the right side of the socket insulator are respectively provided with a socket guide groove, the socket guide posts are arranged on the socket guide grooves, and the lower ends of the socket guide posts penetrate through the socket guide grooves and then are in screwed connection with socket nuts; the plug comprises a plug insulator, a contact pin and a plug guide post, wherein the upper end of the plug insulator is provided with a connecting groove for inserting the socket insulator, the contact pin is longitudinally arranged on the plug insulator, one end of the contact pin extends into the connecting groove, the contact pin corresponds to the wire spring jack, the left side and the right side of the plug insulator are both provided with a plug guide groove and a first mounting groove, the plug guide groove is communicated with the first mounting groove, the plug guide post is arranged in the plug guide groove, the lower end of the plug guide post penetrates through the plug guide groove and extends into the first mounting groove, and the lower end of the plug guide post is in threaded connection with a plug nut; the upper ends of the socket guide post and the plug guide post are diagonal equal-dividing cylinders of hexagonal posts, and the upper ends of the socket guide post and the plug guide post are spliced to form the hexagonal posts.

2. The electrical connector with the misplug prevention function according to claim 1, wherein a protective cover groove is formed in the lower end of the plug insulator, a protective cover is installed in the protective cover groove, and the other end of the contact pin extends to the protective cover groove, then bends 90 degrees to penetrate through the protective cover and extends out of the protective cover.

3. The electrical connector with misplug prevention function as claimed in claim 1, wherein the lower end of the plug guide post is screwed with the plug nut after passing through the spring washer.

4. The electrical connector with the misplug prevention function as claimed in claim 1, wherein the lower end of the socket guide post is screwed with the socket nut after passing through the flat washer and the spring washer in sequence.

5. The electrical connector with the misplug prevention function according to claim 1, wherein the socket further comprises a protective cover, second mounting grooves are formed in the left side and the right side of the protective cover and correspond to the socket guide grooves, the lower ends of the socket guide posts penetrate through the socket guide grooves and then extend into the second mounting grooves, and the lower ends of the socket guide posts are in threaded connection with socket nuts.