CN201352648Y - Fool-proof structure of electric connector - Google Patents

Abstract

The utility model discloses a foolproof structure of an electric connector, in particular to a foolproof structure capable of stopping the relative insertion of electric connectors with different specifications, wherein one side of an insertion space in an insulating seat body of the electric connector is penetrated to the outside by a socket, the other side of the insertion space is provided with a plurality of terminal holes penetrating to the outside and a plurality of terminal grooves extending to adjacent wall surfaces, so that a plurality of terminals of a terminal group are respectively penetrated in each terminal hole, the elastic butt joint parts of each terminal respectively extend into the insertion space, the outer part of the wall surface at the other side of the insertion space is provided with a plurality of containing grooves, a shielding shell body coated outside the insulating seat body can be respectively and relatively embedded by a plurality of stopping bodies, cantilever type abutting parts of each stopping body extend into the insertion space, when the insertion space of the insulating seat body is inserted by connectors with different specifications, the effect of foolproof stopping is achieved by the abutting parts of each, and avoid the damage of the terminal set caused by improper extrusion.

Description

Fool-proof structure of electrical connector

technical field

The utility model relates to a fool-proof structure of an electric connector, which belongs to the technical field of network communication technology products, and specifically belongs to the technical field of the wired network communication line connector structure in network communication technology products.

Background technique

Under the guidance of technological progress, the vigorous development of various electronic and electrical products has led to the flooding of modern digital technology products in the market, and the communication industry related to technology has also expanded the applicable technologies and fields, in addition to wireless communication transmission. , can be transmitted through base stations or mobile satellites. Traditional wired transmission still has an indispensable and irreplaceable position. General indoor communication products such as telephones, fax machines, indoor networks, computer Internet, network neighbors, and more All kinds of equipment such as functional office machines need to be connected by communication transmission lines, and between the transmission lines and various equipment are connected through the relative insertion of male and female connectors, and the most common users are RJ-type plug and socket connectors are used to achieve the function of signal transmission. Generally, telephones, fax machines, etc. are used to transmit signals, and RJ-11-type connectors are used. Most of the frequent users use 2PIN or 4PIN signals. If you use an Internet computer or a multi-function machine, etc., use an RJ-45 connector, most of which are 8PIN signal terminals, and because RJ-11 and RJ-45 connectors , there is a little difference in appearance and volume, but it is often accidentally inserted by users with connectors of different specifications. There are still many shortcomings and inconveniences in actual use, such as:

(1) If the RJ-11 type plug connector is inserted into the RJ-45 type socket connector, the multiple terminals inside the RJ-45 type socket connector will be deformed and damaged due to improper extrusion, making it unusable.

(2) Because the volume of the RJ-11 plug connector is smaller than that of the RJ-45 socket connector, if it is mis-inserted, it will easily cause the plug connector to be skewed and stuck in the socket connector, resulting in The housings of the plug connector and the receptacle connector rub against each other and touch each other, resulting in breakage or damage of the housings.

Therefore, how to solve the problem of improper insertion due to the wrong type of conventional connectors during use, resulting in damage to the internal terminals of the connectors, is the direction of research and improvement for relevant manufacturers engaged in this industry.

Contents of the invention

In view of the above-mentioned problems and deficiencies, the utility model provides a fool-proof structure of an electrical connector that can stop the relative insertion of electrical connectors of different specifications, so as to avoid wrong insertion and contact of connectors of different specifications and different types The lack of damage to the terminal group has the purpose of protecting the function of the electrical connector.

The technical scheme that the utility model adopts for achieving the above object is:

A fool-proof structure of an electrical connector, especially a fool-proof structure that can stop the relative insertion of electrical connectors of different specifications, at least including an insulating base body, a terminal group, and a shielding case, wherein:

The interior of the insulating seat body has a plug-in space, and one side of the plug-in space penetrates to the outside to form a socket, and the other side wall away from the socket is provided with a plurality of terminal holes that penetrate to the outside of the insulating seat body, and the plurality of terminal holes are inserted toward the outside. A plurality of terminal grooves are respectively extended on the wall of the space, and a plurality of accommodating grooves connected with the plug-in space are arranged on the outside of the other side wall of the plurality of terminal grooves;

The terminal group has a plurality of terminals respectively pierced in each terminal hole of the insulating base body, and the plurality of terminals extend in each terminal groove, and a welding portion extending to the outside of each terminal hole is provided on one side of each terminal, and then Elastic butt joints extending into the plug-in space are respectively provided on the other side of the plurality of terminals;

The shielding shell system is covered on the outside of the insulating base body, and one side wall is integrally formed by stamping to provide a plurality of stoppers that can be relatively embedded in a plurality of accommodating grooves outside the insulating base body. The surface of the body extends outward and is in the shape of a continuously bent cantilever, and each stop body is provided with an abutting portion that can extend from each accommodating groove into the insertion space to form a fool-proof stop.

The inserting space of the insulating seat body is in compliance with the electrical inserting specification of the RJ45 type connector.

The plurality of accommodating grooves provided on the outside of the wall surface of the plug-in space are respectively provided with slot holes leading to the plug-in space in each of the accommodating grooves.

The insulating seat body can be provided with protruding buttons on the opposite wall surfaces of the other two sides of the plurality of accommodating tanks, and a plurality of button holes that can be docked and fastened are respectively provided on the walls of the shielding shell opposite to each of the protruding buttons. .

Adopting the technical solution of the utility model, one side of the inner plug-in space of the electrical connector is penetrated to the outside by a socket, and the other side is provided with a plurality of terminal holes and a plurality of terminal slots for the terminal groups to be respectively installed in each In the terminal hole, the elastic butt joint parts of the terminal group respectively extend into the plug-in space, and the outside of the other side wall of the plug-in space is provided with a plurality of accommodating grooves, which can be used for multiple shielding shells covered by the insulating seat body. The stoppers are relatively embedded respectively, and are extended into the insertion space by the cantilever-type abutment parts of each stopper body, and the function of fool-proof blocking is achieved by the abutment parts of each stopper body. When connectors of different specifications When inserted into the insertion space, the terminal group can be prevented from being damaged due to improper extrusion.

Description of drawings

Fig. 1 is a three-dimensional appearance view of the utility model.

Fig. 2 is a three-dimensional exploded view of the utility model.

Fig. 3 is a three-dimensional exploded view of the utility model in another direction.

Fig. 4 is a three-dimensional sectional view of a preferred embodiment of the present invention.

Fig. 5 is a perspective view of a preferred embodiment of the utility model.

Fig. 6 is a side sectional view of a preferred embodiment of the present invention.

Fig. 7 is a three-dimensional appearance view of another embodiment of the present invention.

Explanation of main component symbols

1. Insulation base

10. Insertion space 121. Terminal slot

101. Gap 13. Accommodating tank

11, socket 130, slot

12. Terminal hole 14. Convex body

2. Terminal group

21. Terminal 212. Docking part

211. Welding department

3. Shielding shell

30. Perforation 311. Resisting part

301. Limiting slot 32. Button hole

31. Stop body

4. RJ-45 type connector

5. RJ-11 type connector

51. missing corner

Detailed ways

In order to achieve the above-mentioned purpose and effect, the technical means and the structure adopted by the utility model are hereby drawn to illustrate in detail the features and functions of the preferred embodiments of the utility model as follows.

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Fig. 5, which are the three-dimensional appearance diagram, the three-dimensional exploded view, the three-dimensional exploded view of the other direction, the three-dimensional sectional view of the preferred embodiment, the relatively The three-dimensional appearance diagram of the preferred embodiment, it can be clearly seen from the figure that the fool-proof structure of the electrical connector of the utility model at least includes an insulating base body 1, a terminal group 2 and a shielding shell 3, wherein:

The interior of the insulating seat 1 has a plug-in space 10, and one side of the plug-in space 10 is provided with an outwardly penetrating socket 11, and the other side wall is provided with a plurality of terminal holes 12 penetrating the outside, and the plurality of terminal holes 12 A plurality of terminal slots 121 are respectively extended towards the adjacent wall surface of the plug-in space 10, and a notch 101 penetrating to the outside is provided on the other side wall surface of the plurality of terminal slots 121 opposite to the plug-in space 10, and in the notch 101 The outer wall is provided with a plurality of accommodating grooves 13, and the inner surface of each accommodating groove 13 is respectively provided with a slot hole 130 penetrating to the insertion space 10. A plurality of protruding buttons 14 are respectively arranged on the two side walls of each wall, and the plurality of protruding buttons 14 on each wall are respectively arranged in a vertical direction at an angle of 90 degrees.

The terminal set 2 includes a plurality of terminals 21 , and each of the plurality of terminals 21 has a welding portion 211 extending on one side, and a cantilever-shaped elastic butt joint portion 212 extending obliquely on the other side after turning outward.

The shielding shell 3 is in the shape of an L-shaped shell, and one side of the surface has a through hole 30, and one side of the through hole 30 is vertically extended to the other side surface to be provided with a limiting groove 301, and the outside of the limiting groove 301 On the surface, a plurality of stop bodies 31 are respectively provided, and each stop body 31 is a continuously bent cantilever extending to the outside, and is provided with a resisting part 311, and then on the outer wall surface of the perforation 30 and the plurality of stop bodies 31 At least one button hole 32 is provided respectively.

When the above-mentioned components are assembled, the plurality of terminal holes 12 provided on the side wall of the insertion space 10 by the insulating base body 1 are used to allow the plurality of terminals 21 of the terminal group 2 to respectively penetrate and be positioned in the plurality of terminal slots 121 respectively. , and the welding parts 211 of the plurality of terminals 21 pass through each terminal hole 12 and extend to the outside of the insulating base 1, while the butt joint parts 212 on the other side of the plurality of terminals 21 extend obliquely from the inside of each terminal groove 121 to the socket Connect the space 10, and then use the plurality of convex buttons 14 provided on the outer walls of the two sides of the plug-in space 10 to respectively provide the button holes 32 provided on each side of the shielding case 3 for relative embedding and combination, that is, for the shielding case 3 is covered on the outside of the insulating base body 1, and the perforation 30 of the shielding shell 3 is aligned with the socket 11 of the insulating base body 1, the limit groove 301 is located against the notch 101, and the plurality of stoppers 31 are respectively embedded in each accommodating groove 13, the cantilever-type abutting portion 311 of each stop body 31 is passed through the slot hole 130 of each accommodating groove 13 and enters the insertion space 10, so as to form the anti-corrosion protection of the utility model electrical connector. stay structure.

The above-mentioned electrical connector of the present invention can be an RJ-45 type socket connector, and the welding part 211 of the plurality of terminals 21 of the terminal group 2 can be formed into a piercing type or bent into a surface-adhesive type, The plurality of stoppers 31 on the surface of one side of the shielding shell 3 can be integrally formed from the surface of the shielding shell 3 by stamping, and cantilever shape is continuously bent outward, and an arc is formed on the free side of the cantilever The abutting portion 311 of each stop body 31 is located in the corresponding accommodation groove 13 of the insulating seat body 1, and each abutment portion 311 of each stop body 31 respectively passes through the slot hole 130 of each accommodation groove 13, For each stop body 31 and resisting portion 311 to be protected by each accommodation groove 13 and slot hole 130 respectively, avoid pushing each resisting portion 311 and each stop body 31 when connectors of different specifications are inserted, and prevent each The abutting portion 311 and each stop body 31 are warped and curled.

Please refer to Fig. 4, Fig. 5, Fig. 6, shown in Fig. 7, it is the three-dimensional sectional view of the preferred embodiment of the present utility model, the stereoscopic appearance view of the preferred embodiment, the side view sectional view of the preferred embodiment, in addition From the three-dimensional appearance diagram of an embodiment, it can be clearly seen from the figure that the fool-proof structure of the electrical connector of the present invention is used in actual use. When the -45 type connector 4 is inserted, when the top of the RJ-45 type connector 4 touches the abutting portion 311 of each stopper body 31 in the insertion space 10, the abutment portion 311 of each stopper body 31 can be just pressed against each stopper body 31. The part 311 pushes up, so that the RJ-45 connector 4 can be smoothly pushed into the insertion space 10 to form an electrical insertion; When inserting, because the RJ-11 connector 5 has a recessed design with notched corners 51 on both sides of the top, when the RJ-11 connector 5 is inserted into the insertion space 10, the notched corners 51 on the two sides of the top will That is, touch the abutment portion 311 of the plurality of stopper bodies 31 extending in the insertion space 10, and be stopped and pushed by the abutment portion 311 of each stopper body 31, even if the RJ-11 type connector 5 cannot Inserting smoothly into the plug-in space 10 of the insulating base 1 can also prevent the plurality of terminals 21 of the terminal group 2 in the plug-in space 10 from being improperly pushed or squeezed, so that the functions of foolproofing and blocking can be achieved. Protect the insulating base body 1 and the terminal group 2 from mis-insertion, friction or jamming with connectors of different specifications, and the stopper bodies 31 and the abutting parts 311 are respectively in the receiving grooves 13 and the grooves. The inside of the hole 130 is limited and protected from being pushed or squeezed by the RJ-11 connector 5 , so the stoppers 31 and the resisting portions 3111 will not be warped or bent.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. The electrical connector of the present utility model is provided with multiple accommodations on the outside of the insertion space 10 of the insulating base body 1. The slot 13 is used for the shielding shell 3 covered by the insulating seat body 1. The plurality of stoppers 31 are respectively embedded in the accommodating grooves 13, and the abutting parts 311 of the plurality of stoppers 31 are respectively extended into the sockets. In the space 10, the purpose of preventing the wrong insertion of electrical connectors of different specifications can be achieved, and it has the function of foolproof and blocking, so as to prevent the terminal group 2 in the insertion space 10 of the insulating seat body 1 from being improperly squeezed and pushed, and can Increase the service life of the electrical connector, so all structures and devices that can achieve the aforementioned effects should be covered by the utility model, and such simple modifications and equivalent structural changes should be included in the patent scope of the utility model in the same way , together with Chen Ming.

The above-mentioned fool-proof structure of the electrical connector of the present invention can have the following advantages in actual use, such as:

(1) The electrical connector is located on the outside of the insulating seat body 1. The abutting portions 311 of the plurality of stoppers 31 of the shielding shell 3 respectively extend into the insertion space 10, thereby preventing electrical connectors of different specifications from being mistaken. Insertion avoids pushing and holding the terminal group 2 in the insertion space 10, and has good fool-proof and stopper functions.

(2) In the insertion space 10 of the insulating seat body 1, a plurality of stopper bodies 31 are used to form a stopper to block the electrical connectors of different specifications on the outside, so that the insertion will not be too deep, and the occurrence of electrical connectors of different specifications can be prevented. In the case of jamming and friction, avoid damage to the electrical connectors.

The utility model is mainly designed for the fool-proof structure of the electrical connector, and utilizes the plurality of cantilever-type stoppers on the shielding shell to be respectively embedded in the plurality of accommodating grooves of the insulating seat body, so as to prevent the electrical connectors of different specifications from being mistaken. Insertion is the main point of protection. The internal terminal group in the insertion space of the insulating seat body will not be improperly pushed, which only makes the electrical connector have the advantages of good stop and foolproof. The preferred embodiment is only a preferred embodiment, and does not limit the patent scope of the present utility model. Therefore, all simple modifications and equivalent structural changes made by using the description and drawings of the present utility model should be included in the patent of the present utility model in the same way. Within the scope, agree with Chen Ming.

Claims (4)

1. A fool-proof structure of an electrical connector, especially a fool-proof structure that can stop the relative plugging of electrical connectors of different specifications, at least including an insulating seat body, a terminal group, and a shielding case, characterized in that: The interior of the insulating seat body has a plug-in space, and one side of the plug-in space penetrates to the outside to form a socket, and the other side wall away from the socket is provided with a plurality of terminal holes that penetrate to the outside of the insulating seat body, and the plurality of terminal holes are inserted toward the outside. A plurality of terminal grooves are respectively extended on the wall of the space, and a plurality of accommodating grooves connected with the plug-in space are arranged on the outside of the other side wall of the plurality of terminal grooves; The terminal group has a plurality of terminals respectively pierced in each terminal hole of the insulating base body, and the plurality of terminals extend in each terminal groove, and a welding portion extending to the outside of each terminal hole is provided on one side of each terminal, and then Elastic butt joints extending into the plug-in space are respectively provided on the other side of the plurality of terminals; The shielding shell system is covered on the outside of the insulating base body, and one side wall is integrally formed by stamping to provide a plurality of stoppers that can be relatively embedded in a plurality of accommodating grooves outside the insulating base body. The surface of the body extends outward and is in the shape of a continuously bent cantilever, and each stop body is provided with an abutting portion that can extend from each accommodating groove into the insertion space to form a fool-proof stop. 2. The fool-proof structure of the electrical connector according to claim 1, wherein the insertion space of the insulating base conforms to the electrical insertion specification of the RJ45 type connector. 3. The fool-proof structure of the electrical connector according to claim 1, characterized in that the plurality of accommodating grooves provided outside the wall of the insertion space are respectively provided with grooves in each accommodating groove that penetrate into the insertion space hole. 4. The fool-proof structure of the electrical connector according to claim 1, characterized in that the insulating seat body is provided on the opposite wall surface of the other two sides of the plurality of accommodating tanks, and is respectively provided with convex buttons, and is opposite to each convex button. The body is respectively provided with a plurality of buttonholes which can be docked and fastened on the wall surface of the shielding shell.

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