CN220984907U - Electric connector - Google Patents

Abstract

The utility model discloses an electric connector, which aims to solve the technical problem that in the prior art, a clamping piece terminal is electrically conductive and contacted with a female seat for a long time to cause bad influence on the reliability of electric connection due to mechanical fatigue.

Description

Electric connector

Technical Field

The utility model belongs to the field of electric connectors, and particularly relates to an electric connector.

Background

The electric connector is an indispensable component in electronic equipment, in the prior art, a high-current plug-in type electric connector is used for high-current wiring in various electric devices, and the high-current electric connector is shown in fig. 1 and mainly comprises a male head 1 'and a female seat 2', wherein the male head 1 'is inserted into the female seat 2' and detachably connected through a clamping structure. The male head 1 'is provided with a large-current male clamping piece 11' in a positioning manner, the female clamping piece 21 'is arranged in the female seat in a positioning manner, the male clamping piece 11' comprises two elastic arms 12', the elastic arms 12' interact to enable the female clamping piece 21 'inserted into the clamping piece to be elastically clamped, a conductive path between the male clamping piece 11' and the female clamping piece 21 'is formed, and as the existing male clamping piece usually adopts an integral clamping piece or a finger-shaped clamping piece, the integral clamping piece only has one clamping point, and mechanical fatigue can occur when the elastic arms 12' are inserted and pulled for a long time, so that the male clamping piece is invalid or poor conductive contact is caused, and the reliability of electric connection of the electric connector is affected.

Disclosure of utility model

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide an electric connector, which aims to solve the technical problem that the conductive contact of a clamping piece terminal is bad to influence the reliability of electric connection due to mechanical fatigue caused by long-time plug-in of a male head and a female seat in the prior art.

(2) Technical proposal

The utility model provides an electric connector, includes public head, clamping assembly, female seat, inserted sheet and spacing arm, fix a position in the public head clamping assembly, clamping assembly includes conducting piece and two relative centre gripping pieces that set up, fix a position in the female seat the inserted sheet, the centre gripping piece top is equipped with spacing arm, works as the inserted sheet is aimed at the centre gripping piece direction and when removing, spacing arm is to being pushed away by the inserted sheet the centre gripping piece supports and ends, restriction the continuous motion action of centre gripping piece.

Further, an elastic lock catch is arranged on the male head, and a locking groove which is matched with the elastic lock catch is arranged on the female seat.

Further, the clamping piece is opposite to one end of the inserting piece to form a clamping part, and a clamping opening is formed between the two clamping pieces and used for elastically clamping the inserting piece.

Further, the number of the limiting arms is two, the limiting arms are symmetrically distributed on the upper side and the lower side of the two clamping pieces, and a clearance space is formed between the limiting arms and the clamping pieces.

Further, the first oblique arm, the second oblique arm and the bending part of the limiting arm are communicated with each other through the bending part.

Further, the clamping assembly further comprises a conductive plate, and the conductive plate is integrally formed.

Further, a fixing shell is arranged between the conducting plate and the clamping piece, and the clamping piece penetrates through the fixing shell to be communicated with the conducting plate.

Further, the fixed shell is provided with two stopping blocks.

Further, a placement channel is formed in the male head, and the clamping assembly is arranged in the placement channel.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

the utility model positions the clamping assembly in the male head, the clamping assembly includes the conductive element and two clamping pieces set up oppositely, position the insert sheet in the female seat, there are stop arms above the clamping piece, when the insert sheet aligns the clamping piece direction and moves, the stop arm supports the clamping piece pushed open by the insert sheet, limit the continued movement of the clamping piece, further strengthen the clamping force to the insert sheet; the limiting arm plays a supporting role on the clamping piece, so that mechanical fatigue of the clamping piece in a long-time use process is reduced as much as possible, good contact performance between the clamping piece and the inserting piece is improved, and reliability of electric connection of the electric connector for long-time use is ensured.

Drawings

Fig. 1: prior art electrical connectors are schematic.

Fig. 2: the electric connector of the utility model is shown in a first cross section.

Fig. 3: the utility model provides a perspective view of an electric connector.

Fig. 4: the second cross-section of the electrical connector of the present utility model.

Fig. 5: the clamping assembly of the present utility model is a front view.

Fig. 6: the front view of the limiting arm and the clamping piece of the utility model.

Fig. 7: the movement of the inserting sheet to the clamping assembly and the insertion of the inserting sheet are shown schematically.

The components in the drawings are marked as follows: 1-male; 11-a clamping assembly; 111-elastic lock catches; 12-limiting arms; 121-a first diagonal arm; 122-a second diagonal arm; 123-a bend; 13-clamping pieces; 14-clamping opening; 15-avoidance of gaps; 16-a conductive plate; 17-a fixed shell; 18-a stop block; 19-a placement channel; 2-a female seat; 22-locking groove; 21-inserting sheets.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;

Please refer to fig. 2-7;

As shown in fig. 2-4, the electrical connector of the present utility model includes a male head 1, a clamping component 11, a female seat 2, an inserting sheet 21 and a limiting arm 12, wherein the male head 1 is inserted into the female seat 2 and detachably connected through a clamping structure, the clamping component 11 is positioned in the male head 1, the inserting sheet 21 is positioned in the female seat 2, the clamping component 11 and the inserting sheet 21 are plugged to realize the conduction of a pluggable electrical connector circuit, the clamping component 11 includes two oppositely arranged clamping sheets 13, one end of the clamping sheet 13 facing away from the inserting sheet 21 forms a clamping position, a clamping opening 14 is formed between the two clamping sheets 13 for elastically clamping the inserting sheet 21, the limiting arms 12 are arranged above the clamping sheets 13, the number of the limiting arms 12 is two, and are symmetrically distributed on the upper sides and the lower sides of the two clamping sheets 13, a gap 15 is formed between the limiting arms 12 and the clamping sheets 13, the height of the gap 15 can be correspondingly adjusted according to actual needs, and the gap 15 is smaller in this embodiment; the utility model provides a high-temperature electric connector, including female seat 2, insert piece 21, limit arm 12 and clamp arm 13, set up insert piece 21, limit arm 12 is in contact with each other and form the conducting path, two clamp arm 13 up and down move in opposite directions and keep away from each other to avoid vacancy 15 department in this moment, because clamp arm 13 has high conductivity and elasticity, because this moment through clamp arm 13 self resilience force clamps insert piece 21, simultaneously, limit arm 12 is to being pushed away by insert piece 21 clamp arm 13 supports, limit insert piece 13's continuous motion, further strengthens the clamping dynamics to insert piece 21, when not needing the circular telegram with 21 pull out can, set up limit arm 12 plays the supporting role to clamp piece 13, alleviates as far as possible clamp arm 13 has high conductivity and elasticity, and the long-term contact fatigue between clamp arm 13's in-time electrical connector can be guaranteed to the long-term between the electrical connector that can ensure that good electrical contact performance appears in clamp 13.

As shown in fig. 3-5, the male head 1 is provided with an elastic lock catch 111, the female seat 2 is provided with a lock groove 22 adapted to the elastic lock catch 111, a compression spring fixedly connected with the inner wall of the male head 1 is arranged below the elastic lock catch 111, the compression spring provides elastic force for the elastic lock catch 111, when the upper end of the elastic lock catch 111 is located at the position of the lock groove 22, resilience force can be provided to clamp the elastic lock catch 111 into the lock groove and resist the elastic lock catch, and the lock groove 22 is hidden at the upper end of the elastic lock catch 111 and is not exposed, so that the elastic lock catch 111 has the characteristics of long service life and high durability.

As shown in fig. 6 and 7, the limiting arm 12 is integrally connected with a fixed position (not shown in the drawings), a first inclined arm 121, a second inclined arm 122 and a bending portion 123, all of the fixed position (not shown in the drawings) is enclosed in the fixed housing 17, the first inclined arm 121 is communicated with the fixed position (not shown in the drawings) adjacently, the second inclined arm 122 is communicated with the first inclined arm 121 through the bending portion 123, when the clamping piece 13 moves towards and contacts with the limiting arm 12, the lower end of the second inclined arm 122 contacts with the clamping piece 13 and provides a force for resisting the continuous movement of the clamping piece 13 through the bending portion 123, and part of force is dispersed, so that the service life of the limiting arm 12 is prolonged.

As shown in fig. 2, a positioning channel 19 is provided on the male head 1, the clamping assembly 11 is disposed in the positioning channel 19, the clamping assembly 11 has an integrally formed conductive plate 16 with high conductivity and elasticity, one side of the conductive plate 16 is connected with the clamping piece 13 oppositely, a fixing shell 17 is provided between the conductive plate 16 and the clamping piece 13, the clamping piece 13 passes through the fixing shell 17 and is communicated with the conductive plate 16, one end of the limiting arm 12 is fixedly connected with the fixing shell 17, two stopping blocks 18 are provided on the fixing shell 17, stopping grooves (not shown in the drawing) corresponding to the positions of the stopping blocks 18 are provided in the positioning channel 19, when the inserting piece 21 approaches to the clamping piece 13, the force of the inserting piece 21 can slightly push the clamping piece 13 to move backwards at this time, the stopping blocks 18 can not move backwards through the stopping grooves, the position of the clamping assembly 11 is limited, and the whole clamping assembly 11 is prevented from moving backwards due to the failure of the electric conduction in the process of the electric conduction, and the stopping of the clamping assembly is prevented from being failed.

The structure of locating the clamping assembly 11 in the positioning through hole is not limited to the above-mentioned cooperation between the clamping assembly 11 and the stop block 18, and the stop groove, but may be realized by riveting and welding, and other fixing connection manners, for example, the conductive plate 16 of the clamping assembly 11 and the positioning channel 19 are directly connected by riveting or welding.

The elastic contact between the insert 21 and the clamping piece 13 in this embodiment is achieved by the self elasticity of the clamping piece 13 and the abutment of the limiting arm 12, and the conductive plate 16 only has a conductive connection function, so that the material for manufacturing the clamping assembly 11 uses a conductive copper material (phosphor bronze, beryllium copper) with high conductivity and elasticity, and the male guide plate only needs to use red copper with high conductivity. Therefore, the use of expensive conductive copper materials (phosphor bronze and beryllium copper) can be effectively reduced, and the production cost is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the embodiments of the disclosure may be suitably combined to form other embodiments as will be understood by those skilled in the art.

Claims (9)

1. The utility model provides an electric connector, includes public head (1), clamping assembly (11), female seat (2), inserted sheet (21) and spacing arm (12), its characterized in that: location in public head (1) centre gripping subassembly (11), centre gripping subassembly (11) include conducting element and two centre gripping piece (13) of relative setting, location in female seat (2) inserted sheet (21), centre gripping piece (13) top is equipped with spacing arm (12), works as inserted sheet (21) aim at centre gripping piece (13) direction and when removing, spacing arm (12) will be pushed away by inserted sheet (21) centre gripping piece (13) support and stop, restriction the continuous motion of centre gripping piece (13).

2. An electrical connector as in claim 1 wherein: an elastic lock catch (111) is arranged on the male head (1), and a locking groove (22) which is matched with the elastic lock catch (111) is arranged on the female seat (2).

3. An electrical connector as in claim 2 wherein: one end of each clamping piece (13) back to each inserting piece (21) forms a clamping part, and a clamping opening (14) is formed between the two clamping pieces (13) and used for elastically clamping the inserting pieces (21).

4. An electrical connector as in claim 3 wherein: the number of the limiting arms (12) is two, the limiting arms are symmetrically distributed on the upper side and the lower side of the two clamping pieces (13), and a clearance space (15) is formed between the limiting arms (12) and the clamping pieces (13).

5. An electrical connector as in claim 4 wherein: the limiting arm (12) comprises a first inclined arm (121), a second inclined arm (122) and a bending part (123), wherein the second inclined arm (122) is communicated with the first inclined arm (121) through the bending part (123).

6. An electrical connector as in claim 5 wherein: the clamping assembly (11) further comprises a conductive plate (16), and the conductive plate (16) is integrally formed.

7. An electrical connector as in claim 6 wherein: a fixed shell (17) is arranged between the conducting plate (16) and the clamping piece (13), and the clamping piece (13) passes through the fixed shell (17) to be communicated with the conducting plate (16).

8. An electrical connector as in claim 7 wherein: the fixed shell (17) is provided with two stop blocks (18).

9. An electrical connector as in claim 8 wherein: the male head (1) is provided with a placement channel (19), and the clamping assembly (11) is arranged in the placement channel (19).