CN215955567U

CN215955567U - DC female seat for preventing electric arc open circuit in use

Info

Publication number: CN215955567U
Application number: CN202122271105.9U
Authority: CN
Inventors: 尚君
Original assignee: Shenzhen Junhuasheng Electronics Co ltd
Current assignee: Shenzhen Junhuasheng Electronics Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-04
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a DC female seat for preventing an arc open circuit from being generated in use, which is characterized in that: comprises an insulating seat, a conducting ring, an external insertion cylinder and a contact pin; the insulation seat is provided with a first pin and a guide connecting piece integrally connected with the first pin, the guide connecting piece is exposed on the outer side wall of the insulation seat, the conducting ring is sleeved in the outer inserting cylinder, one end of the outer inserting cylinder is sleeved on the outer side wall of the insulation seat, in addition, the inner side wall of the outer inserting cylinder is contacted with the outer side wall of the guide connecting piece, the outer inserting cylinder is fixedly connected with the guide connecting piece in a welding mode, the contact pin is arranged on the insulation seat and positioned in the conducting ring, a second pin is integrally extended from the tail end of the contact pin, and the second pin and the first pin both extend outwards out of the insulation seat; the utility model can avoid the generation of arc open circuit in use and ensure the normal operation of the circuit.

Description

DC female seat for preventing electric arc open circuit in use

Technical Field

The utility model relates to the technical field of DC female seats, in particular to a DC female seat for preventing an electric arc open circuit from being generated in use.

Background

As is well known, the DC socket generally includes an insulating base, a conductive ring, an outer sleeve, a pin, and a guiding member provided with a first pin and guiding the first pin is provided on the insulating base, the pin has a second pin, in the manufacturing process, an end of the outer sleeve needs to be sleeved on the outer sidewall of the insulating base, and the inner sidewall of the outer sleeve contacts the outer sidewall of the guiding member, thereby electrically connecting the outer sleeve with the first pin through the guiding member, however, after being used for a period of time, the outer sleeve and the guiding member will become loose, which easily generates an arc open circuit, and affects the normal operation of the circuit.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings in the prior art, the present invention is directed to a DC socket for preventing an arc open circuit from occurring during use, which can prevent an arc open circuit from occurring during use.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a DC female seat for preventing an electric arc open circuit in use comprises an insulating seat, a conducting ring, an external insertion cylinder and a contact pin; the utility model discloses a lead the insulating seat, including insulating seat, conducting ring cover, and the terminal piece that leads that is provided with first pin and with first pin an organic whole connection, lead the lateral wall that the piece shows at insulating seat, the conducting ring cover is established in outer the section of thick bamboo of inserting, the lateral wall of insulating seat is located to an end cover of outer the section of thick bamboo of inserting, and, the inside wall of outer the section of thick bamboo of inserting contacts with the lateral wall of leading the piece, outer the section of thick bamboo of inserting is connected fixedly through the welded mode with leading the piece, and, the contact pin sets up on insulating seat and is located the conducting ring, the terminal an organic whole of contact pin is extended there is the second pin, the second pin all outwards extends insulating seat with aforementioned first pin.

Preferably, the outer side wall of the guide connecting piece is convexly provided with a convex contact which is tightly contacted with the inner side wall of the outer insertion cylinder.

Preferably, the outer inserting cylinder and the protruding contact are connected and fixed through spot welding.

As a preferred scheme, a clamping groove is concavely arranged on the outer side wall of the insulating seat, and the outer insertion cylinder is provided with a clamping convex part clamped into the clamping groove in a stamping mode.

Due to the adoption of the scheme, compared with the prior art, the utility model has the following beneficial effects: one end of the outer inserting barrel is sleeved on the outer side wall of the insulating seat, at the moment, the inner side wall of the outer inserting barrel is in contact with the outer side wall of the guide connecting piece, then the outer inserting barrel and the guide connecting piece are further fixed in a matched welding mode, therefore, the connection stability between the outer inserting barrel and the guide connecting piece can be guaranteed, the outer inserting barrel and the guide connecting piece are prevented from loosening, an integral circuit can be guaranteed by the aid of the first pin and the guide connecting piece which are integrally connected, an arc open circuit is avoided when the outer inserting barrel, the guide connecting piece and the first pin are used, meanwhile, the contact pin and the second pin are also integrally connected, the integral circuit can be formed, the arc open circuit is avoided when the outer inserting barrel, and normal operation of the circuit can be guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is another schematic structural diagram of the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of another embodiment of the present invention.

Fig. 4 is a top view of an insulator base according to an embodiment of the present invention.

The attached drawings indicate the following:

10. an insulating base; 11. a first pin; 12. a guide member; 13. a bump contact; 14. a card slot; 20. conducting rings; 30. inserting a cylinder; 31. a snap-fit protrusion; 40. inserting a pin; 41. a second pin.

Detailed Description

The embodiments of the utility model will be described in detail below with reference to the drawings, but the utility model can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 4, the DC socket for preventing an arc open circuit from occurring in use according to the present embodiment includes an insulating socket 10, a conductive ring 20, an outer sleeve 30, and a pin 40; the insulating base 10 is provided with a first pin 11 and a guide 12 integrally connected with the first pin 11, the conductive member 12 is exposed at the outer sidewall of the insulating base 10, the conductive ring 20 is sleeved in the outer insertion tube 30, the conductive ring 20 is connected to the outer sleeve 30, one end of the outer sleeve 30 is sleeved on the outer sidewall of the insulating base 10, moreover, the inner side wall of the outer inserting cylinder 30 is contacted with the outer side wall of the guide connecting piece 12, and the outer inserting cylinder 30 is fixedly connected with the guide connecting piece 12 in a welding way, so that the connection stability between the outer inserting cylinder 30 and the guide connecting piece 12 can be ensured, thereby preventing an arc open circuit from being generated in use, and the pin 40 is disposed on the insulating base 10 and located in the conductive ring 20, a second pin 41 integrally extends from the end of the pin 40, and the second pin 41 and the first pin 11 both extend outward to form the insulating base 10.

In this embodiment, the protruding contact 13 that is equipped with the inside wall in close contact with of outer inserting cylinder 30 of lateral wall of guide part 12, through the design have protruding contact 13, can let the contact between guide part 12 and the outer inserting cylinder 30 inseparabler, and the cooperation will outer inserting cylinder 30 carries out spot welding with protruding contact 13 and is connected fixedly, can further improve the fastness that outer inserting cylinder 30 is connected with protruding contact 13 like this, and, the concave draw-in groove 14 that is equipped with of lateral wall of insulator seat 10, outer inserting cylinder 30 has the block convex part 31 that blocks into in draw-in groove 14 through the punching press mode, so, block into draw-in groove 14 through block convex part 31, can let outer inserting cylinder 30 establish on insulator seat 10 more firmly, avoid outer inserting cylinder 30 to take place not hard up.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A female seat of DC of stopping producing electric arc open circuit in use, characterized by: comprises an insulating seat, a conducting ring, an external insertion cylinder and a contact pin; the utility model discloses a lead the insulating seat, including insulating seat, conducting ring cover, and the terminal piece that leads that is provided with first pin and with first pin an organic whole connection, lead the lateral wall that the piece shows at insulating seat, the conducting ring cover is established in outer the section of thick bamboo of inserting, the lateral wall of insulating seat is located to an end cover of outer the section of thick bamboo of inserting, and, the inside wall of outer the section of thick bamboo of inserting contacts with the lateral wall of leading the piece, outer the section of thick bamboo of inserting is connected fixedly through the welded mode with leading the piece, and, the contact pin sets up on insulating seat and is located the conducting ring, the terminal an organic whole of contact pin is extended there is the second pin, the second pin all outwards extends insulating seat with aforementioned first pin.

2. A DC socket according to claim 1, wherein the DC socket prevents an arc open circuit from occurring during use, the DC socket comprising: the outer side wall of the guide connecting piece is convexly provided with a convex contact which is in close contact with the inner side wall of the outer insertion cylinder.

3. A DC socket according to claim 2, wherein the DC socket prevents an arc open circuit from occurring during use, the DC socket comprising: the outer inserting cylinder and the protruding contact are connected and fixed through spot welding.

4. A DC socket according to claim 1, wherein the DC socket prevents an arc open circuit from occurring during use, the DC socket comprising: the outer side wall of the insulating seat is concavely provided with a clamping groove, and the outer inserting cylinder is provided with a clamping convex part clamped into the clamping groove in a stamping mode.