CN213460169U

CN213460169U - Plug-resistant socket

Info

Publication number: CN213460169U
Application number: CN202022714422.9U
Authority: CN
Inventors: 邹礼伟; 张晓明; 史广星
Original assignee: KUNSHAN 3E ELECTRONICS CO Ltd
Current assignee: KUNSHAN 3E ELECTRONICS CO Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-06-15
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a socket of resistant plug, its include insulating pedestal, hold in several conductive terminal and cover in the insulating pedestal are located prevent the shape of falling U metal covering on the slow-witted partition wall, insulating pedestal includes relative both sides wall, diapire, slot and general the slot is separated the prevent slow-witted partition wall of a plurality of sub-slots, the slot forms two the lateral wall with between the diapire, prevent slow-witted partition wall and connect two between the lateral wall, conductive terminal is including stretching into the contact arm of slot and extending the welding foot of insulating pedestal, the metal covering includes top sheet and relative both sides piece, the top sheet is connected two the upper end of side piece, metal covering replace prevent slow-witted partition wall and plug friction, stop the plug and prevent slow-witted partition wall friction, prevent that slow-witted partition wall from being worn and torn by the plug, promote the wearability of socket.

Description

Plug-resistant socket

Technical Field

The utility model relates to an electric connector especially relates to a socket of resistant plug.

Background

The socket is usually mounted on a circuit board for plugging and unplugging the plug. The existing socket generally comprises an insulating base and two rows of conductive terminals accommodated in the insulating base, wherein the insulating base is provided with a longitudinal slot for plugging and unplugging a plug and a foolproof partition wall for dividing the slot into sub-slots with different lengths, and the foolproof partition wall is used for being matched with a gap of the plug and preventing the plug from being plugged reversely; one end of the conductive terminal extends into the slot, and the other end extends out of the insulating base body and is used for being welded on the circuit board. Because the fool-proof partition wall is of an all-plastic structure, after the plug is plugged and pulled for many times, the fool-proof partition wall is not wear-resistant, and the service performance, the service life and the like of a product can be influenced.

Therefore, there is a need to design a plug-resistant socket to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a socket of resistant plug of promotion wearability.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a socket of resistant plug, its includes insulating pedestal and holds in several conductive terminal in the insulating pedestal, insulating pedestal includes relative both sides wall, diapire, slot and will the slot separates for the fool-proof partition wall of a plurality of sub-slots, the slot forms two the lateral wall with between the diapire, fool-proof partition wall is connected two between the lateral wall, conductive terminal is including stretching into the contact arm of slot and extending the welding foot of insulating pedestal still locate including the cover prevent the metal covering of the shape of falling U on the fool-proof partition wall, the metal covering includes top sheet and relative both sides piece, two are connected to the top sheet the upper end of side piece.

In a further improvement, the inner side surface of the side wall is provided with a clamping groove, the outer edge of the side plate is provided with an elastic clamping arm, and the clamping arm is clamped in the clamping groove.

In a further improvement, the upper end of the buckle arm is suspended, and the lower end of the buckle arm is connected with the side piece.

In a further improvement, horizontal planes which are mutually abutted are arranged between the buckling arm and the top wall in the buckling groove.

In a further improvement, the outer side surface of the side wall is provided with a groove communicated with the buckling groove, and the size of the groove is larger than that of the buckling groove.

In a further refinement, the snap arms are lower than the top piece.

In a further improvement, the upper end of the buckle arm is provided with a leaning part entering the buckle groove, the leaning part is wide at the top and narrow at the bottom, and the leaning part upwards leans against the top wall in the buckle groove.

Further improvement, the diapire is equipped with the confession lateral plate lower extreme male card is held the groove, the lateral plate outside edge is equipped with the barb, the barb with it interferes to hold inslot wall.

The improved structure comprises a bottom wall, wherein the bottom wall is provided with a bottom hole, the bottom wall is provided with a bottom plate, the bottom plate is provided with a bottom hole, the bottom plate is provided with a bottom plate, the bottom plate.

In a further improvement, the conductive terminals and the insulating blocks are respectively arranged in two rows, and positioning columns and positioning holes which are fixed with each other are arranged between one row of the insulating blocks and the other row of the insulating blocks.

The utility model discloses socket of resistant plug is still located including the cover prevent the shape of falling U metal covering on the slow-witted partition wall, the metal covering includes top sheet and relative both sides piece, two is connected to the top sheet the upper end of side sheet, plug in-process, metal covering replace prevent slow-witted partition wall and plug friction, the plug has been kept apart to the metal covering and prevent slow-witted partition wall, stops plug wearing and tearing to prevent slow-witted partition wall, and the metal material is adopted to the metal covering, has high wearability, promotes the product wearability.

Drawings

Fig. 1 is a perspective view of the plug-resistant socket of the present invention.

Fig. 2 is a cross-sectional view of the plug-resistant socket of the present invention.

Fig. 3 is an exploded perspective view of the plug-resistant socket of the present invention.

Fig. 4 is a perspective view of the insulation base of the plug-resistant socket of the present invention.

Fig. 5 is a cross-sectional view of the insulation base of the plug-resistant socket of the present invention.

Fig. 6 is a cross-sectional view of the metal sleeve of the plug-resistant socket of the present invention.

Detailed Description

Referring to fig. 1 to 6, the present invention discloses a plug-resistant socket 100 for being mounted on a circuit board (not shown) for plugging a plug (not shown), which includes an insulating base 10, a plurality of conductive terminals 20, a plurality of insulating blocks 30 and a metal sleeve 40.

The insulative housing 10 includes two opposite side walls 11, two opposite end walls 12, a bottom wall 13, a slot 14 and two spaced fool-proof partitions 15, the slot 14 being formed between the two side walls 11, the two end walls 12 and the bottom wall 13. The inner sides of the two sidewalls 11 are respectively provided with a terminal groove 111 for accommodating the conductive terminal 20. The two fool-proof partition walls 15 are respectively connected with the two side walls 11 to divide the slot 14 into a plurality of sub-slots, the lengths of the sub-slots are equal or unequal, and each fool-proof partition wall 15 is used for being matched with the gap of the plug to prevent the plug from being reversely inserted into the slot 14.

Referring to fig. 6, the outer side surfaces of the two side walls 11 are respectively provided with a groove 112, the inner side surfaces are provided with a fastening groove 113, the fastening groove 113 is communicated with the groove 112, and the size of the fastening groove 113 is smaller than that of the groove 112. The fastening grooves 113 are respectively adjacent to the fool-proof partition 15. The lower surface of the bottom wall 13 is provided with a fixing groove 131 for accommodating and fixing the insulating block 30; the upper surface of the bottom wall 13 is provided with a plurality of retaining grooves 132 at the bottom of the slot 14, and each retaining groove 132 is adjacent to the foolproof partition 15.

The conductive terminals 20 are arranged in two rows, each conductive terminal 20 includes an elastic contact arm 21 at the upper end, a soldering pin 22 at the lower end, and a fixing portion 23 connected between the contact arm 21 and the soldering pin 22, and each contact arm 21 extends out of the terminal slot 111 into the slot 14 for elastic contact with the plug. The soldering legs 22 are horizontally disposed for soldering to the surface of the circuit board, and the fixing portions 23 are insert-molded in the insulating blocks 30.

The insulating blocks 30 are arranged in two rows corresponding to the conductive terminals 20, and a positioning column 31 and a positioning hole 32 fixed to each other are arranged between the insulating block 30 in one row and the insulating block 30 in the other row. The insulating block 30 and the conductive terminals 20 are assembled in the insulating housing 10 upward, the insulating block 30 is fixed in the fixing groove 131 of the insulating housing 10, and the insulating block 30 is pressed against or fastened to the inner wall of the fixing groove 131 for preventing the insulating block 30 from falling off.

The metal sleeves 40 are in accordance with the fool-proof partition walls 15 in number, and are sleeved (straddled) one by one on the corresponding fool-proof partition walls 15 to wrap the fool-proof partition walls 15. The metal sleeve 40 is formed in an inverted U shape and is formed by stamping and bending a metal sheet. Each metal sleeve 40 comprises a top plate 41 and two opposite side plates 42, the top plate 41 is connected with the upper ends of the two side plates 41, the top plate 41 is arranged in an inverted U shape, two opposite side edges of the side plates 42 are respectively provided with an elastic buckling arm 421 and an agnail 422 positioned below the buckling arm 421, the buckling arm 421 is lower than the top plate 41, the lower end of the buckling arm 421 is connected with the side plates 42, the upper ends of the buckling arm 421 are arranged in a suspension mode, and the side plates 42 can swing elastically in the surface where the side plates are located. Buckle arm 421 and lateral plate 42 coplane, buckle arm 421 upper end is equipped with the portion 423 that supports to get into in logical groove 112, supports to support on the portion 423 upper end supports on the roof in logical groove 112 for the restriction metal covering 40 breaks away from upward and prevents slow-witted partition wall 15, supports to be equipped with the horizontal plane of mutual contact with this interior roof, supports to be wide from top to bottom narrow on the portion 423, utilizes the area of contact who increases support portion 423 and this interior roof. The lower end of the side piece 42 is inserted into the retaining groove 132, and the barb 422 interferes with the inner wall of the retaining groove 132, so that the metal sleeve 40 is further limited from loosening up and down relative to the fool-proof partition wall 15, and the fixing strength of the metal sleeve 40 is increased.

When the plug is plugged into the socket 100, the plug rubs against the metal sleeve 40, the metal sleeve 40 isolates the plug from the fool-proof partition wall 15, the plug is prevented from rubbing against the fool-proof partition wall 15, the metal sleeve 40 is made of metal, high wear resistance is achieved, and wear resistance of products is improved.

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.

Claims

1. The utility model provides a socket of resistant plug, its includes insulating pedestal and holds in several conductive terminal in the insulating pedestal, insulating pedestal includes relative both sides wall, diapire, slot and will the slot separates for the fool-proof partition wall of a plurality of sub-slots, the slot forms two the lateral wall with between the diapire, fool-proof partition wall is connected between two the lateral wall, conductive terminal is including stretching into the contact arm of slot and extending the welding foot of insulating pedestal, its characterized in that: still locate including the cover prevent slow-witted inverted U-shaped metal covering on the partition wall, the metal covering includes top piece and relative both sides piece, the top piece is connected two the upper end of side piece.

2. The plug-resistant receptacle of claim 1, wherein: the lateral wall medial surface is equipped with the buckle groove, the outside edge of lateral plate is equipped with elasticity buckle arm, buckle arm buckle in the buckle groove.

3. The plug-resistant receptacle of claim 2, wherein: the upper end of the buckle arm is suspended, and the lower end of the buckle arm is connected with the side piece.

4. The plug-resistant receptacle of claim 2, wherein: and horizontal planes which are mutually abutted are arranged between the buckling arm and the top wall in the buckling groove.

5. The plug-resistant receptacle of claim 2, wherein: the lateral surface of the side wall is provided with a groove communicated with the buckling groove, and the size of the groove is larger than that of the buckling groove.

6. The plug-resistant receptacle of claim 2, wherein: the snap arms are lower than the top piece.

7. The plug-resistant receptacle of claim 2, wherein: the upper end of the buckle arm is provided with a propping part entering the buckle groove, the propping part is wide at the top and narrow at the bottom, and the propping part upwards props against the top wall in the buckle groove.

8. The plug-resistant receptacle of claim 1, wherein: the diapire is equipped with the confession lateral piece lower extreme male card is held the groove, the lateral piece outside edge is equipped with the barb, the barb with the card is held the inslot wall and is interfered.

9. The plug-resistant receptacle of claim 1, wherein: the lower surface of the bottom wall is provided with a fixing groove for accommodating and fixing the insulating block, and the conductive terminals are inserted and molded in the insulating block.

10. The plug-resistant receptacle of claim 9, wherein: the conductive terminals and the insulating blocks are respectively arranged in two rows, and positioning columns and positioning holes which are fixed mutually are arranged between one row of insulating blocks and the other row of insulating blocks.