TWM614712U - Electrical connector and latch member thereof - Google Patents

Abstract

This creation is about an electrical connector and its buckle. The electrical connector includes an insulating body, a circuit board fixed to the insulating body, and a buckle. The insulating body has a main body and extends forward from the main body. The docking part, the buckle has a fixing part fixed to the insulating body, an actuating part located on the upper side of the fixing part, a connecting part connecting the fixing part and the actuating part, and two ends opposite to the actuating part. A pair of clamping arms are locked with the docking connector. The actuating portion and the fixing portion are respectively connected to opposite ends of the connecting portion. Each of the clamping arms extends forward from the actuating portion and has a downward direction. A clamping part protruding to be hooked with the butting connector.

Description

Electric connector and its buckle

This creation relates to an electrical connector and its buckle, especially an electrical connector and its buckle with higher structural strength.

The traditional electrical connector and the mating connector are locked by a hook. When unlocking, a pull strap or direct force is applied to the buckle to release the lock. However, the setting of the traditional buckle and the pull strap is not only complicated to move , Instability, and complicates the corresponding structural design of the insulating body and the fasteners.

In view of this, it is indeed necessary to further improve the traditional electrical connector and its buckle to solve the above technical problems.

The purpose of this creation is to provide a convenient and stable electrical connector and its buckle.

In order to achieve the above objective, the present invention provides an electrical connector, which includes an insulating body, a circuit board fixed to the aforementioned insulating body, and a buckle. The aforementioned insulating body has a main body and a butting portion extending forward from the main body. The fastener has a fixed portion fixed to the insulating body, an actuating portion located on the upper side of the fixing portion, a connecting portion connecting the fixing portion and the actuating portion, and two ends opposite to the actuating portion are connected to the butt connection A pair of locking arms of the device phase lock, the aforementioned actuating portion and the aforementioned fixing portion are respectively connected to the opposite ends of the aforementioned connecting portion, wherein each of the aforementioned clamping arms extends forward from the aforementioned actuating portion and has a downward protrusion The clamping part hooked with the docking connector.

As a further improvement of the present invention, the aforementioned electrical connector also has a pull strap for the user to operate to push the aforementioned actuating portion and drive the aforementioned clamping portion to lift up to separate from the mating connector.

As a further improvement of the present invention, the above-mentioned actuating part includes a base plate, a pair of extension arms disposed opposite to the two sides of the base plate, and a pressing part connected to the front end of the base plate to be pushed by the pull strap.

As a further improvement of the present invention, the aforementioned extension arms are in the shape of a flat plate extending in the transverse direction, and each aforementioned holding arm extends forward from the extension arm on the corresponding side.

As a further improvement of the present creation, the aforementioned insulating body also has a pair of receiving portions protruding from the upper side thereof, each of the aforementioned receiving portions has a receiving groove extending in the front-to-rear direction to receive the aforementioned clamping arm, and the aforementioned receiving portion has the same structure as the aforementioned The supporting part connected to the main body part and the suspension part located above the abutting part, the accommodating groove penetrates the suspension part in the height direction so that the clamping part at least partially protrudes downward from the lower side of the suspension part.

As a further improvement of this creation, the aforementioned butting portion has a top plate arranged in the transverse direction and a pair of side plates located on both sides of the top plate in the transverse direction. A space for the insertion of the docking connector is left between the suspension part and the top plate.

As a further improvement of the present invention, the aforementioned insulating body has a pair of relief grooves recessed downward, and the aforementioned relief groove and the aforementioned receiving groove are aligned in the height direction.

As a further improvement of the present creation, the receiving portion further has a first blocking wall and a second blocking wall separated by the receiving groove, the first blocking wall is located outside the second blocking wall, and behind the second blocking wall The end surface is located on the front side of the first blocking wall to form a stepped portion for accommodating a portion of the actuating portion adjacent to the clamping arm.

As a further improvement of this creation, the aforementioned actuating portion further has a pair of protruding portions extending forward from the aforementioned base plate, the aforementioned insulating body has a pair of limiting portions located on the upper side of the aforementioned main body portion, and each of the aforementioned limiting portions is opened backward It is provided for the insertion of the aforementioned protrusion.

In order to achieve the above objective, the present creation also provides a buckle, which includes a fixing part for fixing to the insulating body, an actuating part located on the upper side of the fixing part, a connecting part connecting the fixing part and the actuating part, and The opposite ends of the actuating portion are connected to lock a pair of clamping arms with the mating connector, the actuating portion and the fixing portion are respectively connected to the opposite ends of the connecting portion, wherein each of the clamping arms It extends forward from the above-mentioned actuating part and has a clamping part protruding downward to be hooked with the butting connector.

Compared with the prior art, the inventive electrical connector and its buckle are provided with a downwardly protruding buckling portion formed on the upper side of the fixed portion to hook with the mating connector, thereby easily releasing the connection The lock buckle between the docking connectors, and the structure of the buckle member is also more stable.

100: electrical connector

1: Insulating body

11: Main body

12: Docking Department

121: top plate

123: side panel

13: beam

14: Limiting part

141: Erection

142: Limit Wall

143: Limit slot

15: convex plate

151: card slot

16: holding tank

17: Give way

18: Containment Department

181: Support

182: Suspension

183: Containment Slot

184: The first wall

185: The second retaining wall

186: step part

19: give way slot

2: circuit board

21: Tongue

212: Golden Finger

3: Clips

31: Fixed part

312: Card Position Convex

32: Connection part

34: Acting Department

341: Substrate

342: Extension Arm

343: Pressure

3431: Bend

3432: free end

344: protruding part

345: Gone

35: Clamping arm

351: Card Holder

4: pull strap

41: Joint

42: Grip

5: Cable

6: Insulation

61: Positioning column

612: fixed segment

613: limit segment

7: Positioning parts

71: Through hole

72: positioning bump

The first picture is the three-dimensional assembly diagram of the electrical connector of this creation.

The second figure is a view from another perspective of the electrical connector shown in the first figure.

The third figure is a three-dimensional exploded view of the electrical connector shown in the second figure.

The fourth figure is a further exploded view of the electrical connector shown in the third figure.

Figure 5 is a three-dimensional schematic diagram of the buckle of the electrical connector in Figure 3.

Figure 6 is a view from another angle of view of the fastener shown in Figure 4.

Figures 7 to 9 are cross-sectional views of the electrical connector shown in Figure 2.

Please refer to Figures 1 to 9 for a preferred embodiment of the creative electrical connector 100. The aforementioned electrical connector 100 includes an insulating body 1, a circuit board 2 fixed to the aforementioned insulating body 1, and a fastener 3, The pull strap 4 that drives the aforementioned buckle 3 to move, wherein the aforementioned pull strap 4 is not fixed to the aforementioned buckle 3. In the embodiment shown in this creation, the aforementioned pulling strap 4 is sleeved on the aforementioned insulating body 1. In other embodiments, the aforementioned pulling strap 4 can also be sleeved on the aforementioned insulating body 1 with other insulating parts or metals additionally provided. Parts.

Please refer to the first to fourth figures and the seventh to ninth figures, the aforementioned insulating body 1 has a main body portion 11 and a mating portion 12 extending forward from the aforementioned main body portion 11, and the aforementioned circuit board 2 is formed to be connected to each other. The connector (not shown) is opposite to the tongue portion 21.

In addition, the aforementioned insulating body 1 further has a cross beam 13 and a pair of limiting portions 14 arranged on both sides of the aforementioned cross beam 13. Both the aforementioned cross beam 13 and the aforementioned limiting portion 14 are provided on the upper side of the aforementioned main body portion 11. Specifically, the aforementioned The cross beam 13 extends in the transverse direction, and the pair of stopper portions 14 stand on the upper surface of the main body 11 and are located on both sides of the cross beam 13 in the transverse direction. Two adjacent rising walls 141 are connected.

Further, each of the aforementioned limiting portions 14 is n-shaped, and includes a pair of the aforementioned standing walls 141 and a limiting wall 142 connecting the pair of standing walls 141 at intervals along the transverse direction, and each of the aforementioned limiting portions 14 There is a limiting groove 143 surrounded by the limiting wall 142 and the pair of standing walls 141, and the limiting groove 143 penetrates the limiting portion 14 in the front-to-rear direction. In addition, the aforementioned cross beam 13 connects the pair of adjacent stop portions 14 to a pair of upright walls 141, and there is a space between the aforementioned cross beam 13 and the upper surface of the main body portion 11 for the pull strap 4 to pass through. .

Please refer to the third to eighth figures, the aforementioned buckle 3 is made of metal material, and has a fixed portion 31 fixed to the aforementioned insulating body 1, an actuating portion 34, connecting the aforementioned fixed portion 31 and the aforementioned actuating portion 34 The connected connecting portion 32 and the opposite ends of the above-mentioned actuating portion 34 are connected to be locked with the mating connector A pair of clamping arms 35 are buckled. The actuating portion 34 and the fixing portion 31 are connected to opposite ends of the connecting portion 32 respectively, and the actuating portion 34 is located on the upper side of the fixing portion 31.

Further, in this embodiment, the aforementioned buckle 3 has a pair of aforementioned connecting portions 32 spaced along the transverse direction, and each aforementioned connecting portion 32 is a U-shaped structure with an opening facing forward.

As shown in Figures 3 to 8, in this creation, the aforementioned actuating portion 34 includes a base plate 341, a pair of extension arms 342 disposed opposite to the two sides of the aforementioned base plate 341, and an elastic pressing portion connected to the front end of the aforementioned base plate 341 343. The base plate 341 and the fixing portion 31 are spaced apart in the height direction, and the pair of connecting portions 32 connect the base plate 341 and the fixing portion 31, and the pull strap 4 abuts against the pressing portion 343 and acts on external force. The aforementioned pressing portion 343 is pushed downward to move upward.

The extension arms 342 are in the shape of a flat plate extending in the transverse direction, and each of the holding arms 35 extends forward from the extension arm 342 on the corresponding side.

The pressing portion 343 has a curved shape as a whole. It is located on the rear side of the cross beam 13 and has a bent portion 3431 that abuts the connecting portion 41 of the pull strap 4, and the bent portion 3431 is bent backward from the front end of the base plate 341. A free end 3432 is formed and formed on the rear side of the curved portion 3431, and the aforementioned free end 3432 extends backward and upward to be upwardly upward.

The aforementioned actuating portion 34 also has a pair of protruding portions 344 extending forward from the aforementioned base plate 341 and a pair of recessed portions 345 located on both sides of the aforementioned pressing portion 343, and each aforementioned limiting portion 14 has a rearward opening The limiting groove 143 is provided for the protrusion 344 to be inserted into, and each of the protrusion 344 and the pressing portion 343 is separated in the lateral direction by a recess 345.

Each of the aforementioned clamping arms 35 is formed by extending forward from the adjacent aforementioned extension arms 342, and has a clamping portion 351 at its front end and protruding downward. The aforementioned clamping portion 351 is hooked with the mating connector so as The locked state is reached.

In addition, the aforementioned insulating body 1 also has a pair of accommodating portions 18 protruding from its upper side. The aforementioned accommodating portion 18 has a supporting portion 181 connected to the main body portion 11 and a suspension located above the abutting portion 12 置部182. Each of the receiving portions 18 has a receiving groove 183 extending in the front-to-rear direction to receive the holding arm 35, and the receiving groove 183 penetrates the suspension portion 182 in the height direction to make the holding portion 35 at least partially protrude downward On the lower side of the aforementioned suspension portion 182.

The mating portion 12 has a top plate 121 arranged in the transverse direction and a pair of side plates 123 located on both sides of the top plate 121 in the transverse direction. The side plates 123 and the transverse ends of the top plate 121 are spaced in the transverse direction. There is a space for the insertion of the mating connector between the mounting portion 182 and the aforementioned top plate 121.

The accommodating portion 18 also has a first blocking wall 184 and a second blocking wall 185 formed by being partitioned by the accommodating groove 183, the first blocking wall 184 is located outside the second blocking wall 185, and the rear end surface of the second blocking wall 185 Located on the front side of the first blocking wall 184 to form a step portion 186 that accommodates the portion of the actuating portion 34 adjacent to the clamping arm 35.

The aforementioned insulating body 1 has a pair of recessed grooves 19 recessed downward, and the aforementioned recessed grooves 19 and the aforementioned receiving grooves 183 are aligned in a height direction. The relief groove 19 extends in the front-to-rear direction and extends from the front end surface of the insulating body 1 to the rear end surface of the insulating body 1.

In this creation, the aforementioned pull strap 4 is not fixed to the aforementioned buckle 3, but is sleeved on the aforementioned insulating body 1, and when it is pulled backward under the action of an external force, it pushes the aforementioned actuating portion 34 and makes the aforementioned clamping The free end of the arm 35 is lifted up to separate from the docking connector, so that the structure of the aforementioned insulating body 1 is simple, and the assembly of the aforementioned pulling strap 4 is also simple and convenient, and the fastener 3 is not provided for the pulling strap to pass through. The perforation makes the structural strength of the aforementioned fastener 3 higher.

Wherein, the aforementioned drawstring 4 is not fixed to the aforementioned fastener 3, that is, the aforementioned drawstring 4 does not have a direct connection relationship or an assembly relationship with the aforementioned fastener 3, in other words, the aforementioned fastener 3 is not provided for The aforementioned pull strap 4 passes through the through hole.

In this creation, putting the pull strap 4 on the insulating body 1 may specifically include the following situations. The pull strap 4 is directly pierced through the integrally formed structure of the insulating body 1 or can be pierced. Other insulating parts or metal parts additionally provided on the aforementioned insulating body 1, as long as they are not sleeved and fixed on the buckle 3.

Furthermore, the aforementioned drawstring 4 has a coupling portion 41 and a holding portion 42 disposed opposite to the aforementioned coupling portion 41. The aforementioned coupling portion 41 is sleeved on the beam 13 of the insulating body 1 from the lower side of the aforementioned pressing portion 343, The upper side of the fixing portion 31 passes through backward.

Further, the fixing portion 31 has a latching protrusion 312 protruding upward or downward. The latch 3 is inserted into the insulating body 1 forward, and the latching protrusion 312 enters and is confined to the insulating body. 1 in the card slot 151.

The aforementioned insulative body 1 has a receiving slot 16 that is opened backwards and is connected to the retaining slot 151, and a relieving channel 17 that is connected to the receiving slot 16. The fixing portion 31 is received in the receiving slot 16. The relief channel 17 is aligned with the cross beam 13 to provide a space for the pull strap 4 to move.

The aforementioned insulating body 1 further has a pair of convex plates 15 arranged at intervals in the transverse direction to form the aforementioned vacant passage 17. The pair of convex plates 15 partially cover the containing groove 16 on the upper side, and each convex plate 15 defines a The aforementioned card slot 151.

In addition, in this creation, the aforementioned electrical connector 100 also has a cable 5 electrically connected to the aforementioned circuit board 2, an insulating member 6 that wraps the electrical connection part of the aforementioned circuit board 2 and the aforementioned cable 5, and the aforementioned insulation The member 6 is fixed to a pair of positioning members 7 in the aforementioned insulating housing 1. The tongue plate portion 21 is located at the front portion of the circuit board 2, and a plurality of gold fingers 212 are provided on the tongue plate portion 21 to contact the conductive terminals of the mating connector.

The two sides of the aforementioned insulating body 1 also have matching structures respectively positioned with the corresponding positioning members 7. Each of the aforementioned positioning members 7 has a through hole 71 penetrating it in the transverse direction, and protrudes toward the outer side of the electrical connector 100 in the transverse direction. The extended positioning protrusion 72 has a diameter of the through hole 71 that is tapered in the direction along the inner side of the electrical connector 100 toward the outer side of the electrical connector 100.

The insulator 6 is overmolded in the electrical connection part of the circuit board 2 and the cable 5. Therefore, correspondingly, a pair of positioning posts protruding outward are formed by injection molding on both sides of the insulator 6 in the lateral direction. 61. Each of the positioning posts 61 has a fixing section 612 and a limiting section 613. The fixing section 612 is adapted to the through hole 71. When the insulating body 1 is overmolded outside the insulating member 6, the positioning protrusion The block 72 and the aforementioned limiting section 613 are covered by the aforementioned insulating body 1.

The creative electrical connector 100 is not fixed to the aforementioned buckle 3 by its pull strap 4, but is sleeved on the aforementioned insulating body 1, and the aforementioned pull strap 4 is pushed back against the aforementioned actuation when the pull strap 4 is pulled back under the action of an external force. The free end of the aforementioned clamping arm 35 is lifted up to separate from the docking connector, so that the lock between the docking connector and the docking connector is released, and the unlocking action is convenient. At the same time, the pull strap 4 and the buckle 3 are The assembly is more convenient and the structure is more stable.

In particular, it needs to be pointed out that for ordinary skilled artisans in the field, the equivalent changes made to the creation under the teaching of this creation should still be included in the scope of the patent application for this creation.

100: electrical connector

11: Main body

14: Limiting part

18: Containment Department

32: Connection part

342: Extension Arm

344: protruding part

35: Clamping arm

41: Joint

42: Grip

5: Cable

Claims (10)

An electrical connector, comprising an insulating body, a circuit board fixed to the insulating body, and a buckle. The insulating body has a main body and a mating portion extending forward from the main body. The buckle has an insulating body fixed to the insulating body. The fixed portion of the main body, the actuating portion located on the upper side of the aforementioned fixing portion, the connecting portion connecting the aforementioned fixing portion and the aforementioned actuating portion, and the opposite ends of the aforementioned actuating portion are connected to each other to lock and lock with the mating connector. The arm, the actuating portion and the fixing portion are respectively connected to the opposite ends of the connecting portion, wherein each of the clamping arms extends forward from the actuating portion and has a downward protrusion to hook with the mating connector Card holder. According to the electrical connector described in item 1 of the scope of the patent application, the electrical connector further has a pull strap for the user to operate to push the actuating portion and drive the clamping portion to lift up to separate from the mating connector. The electrical connector described in item 2 of the scope of patent application, wherein the actuating portion includes a substrate, a pair of extension arms disposed opposite to the two sides of the substrate, and a pressing portion connected to the front end of the substrate to be pushed by the pull strap . The electrical connector described in item 3 of the scope of patent application, wherein the aforementioned extension arms are in the shape of a flat plate extending in a transverse direction, and each aforementioned holding arm extends forward from the extension arm of the corresponding side. The electrical connector described in any one of items 1 to 4 in the scope of the patent application, wherein the insulating body further has a pair of receiving portions protruding from the upper side thereof, and each of the receiving portions has a front-to-rear direction extending in the front-to-rear direction to accommodate the aforementioned insulating body. The receiving groove of the holding arm, the receiving part has a supporting part connected with the main body part and a suspension part located above the abutting part, and the receiving groove penetrates the suspension part in the height direction to make the holding part at least partially It protrudes downward from the lower side of the aforementioned suspension. The electrical connector described in item 5 of the scope of patent application, wherein the aforesaid mating portion has a top plate arranged in a transverse direction and a pair of side plates located on both sides of the top plate in the transverse direction, the aforementioned side plate It is spaced apart from the transverse end of the top plate in the transverse direction, and a space for the insertion of the docking connector is left between the suspension part and the top plate. The electrical connector described in item 6 of the scope of patent application, wherein the insulating body has a pair of relief grooves recessed downward, and the relief groove and the receiving groove are aligned in a height direction. According to the electrical connector described in item 5 of the scope of the patent application, wherein the receiving portion further has a first blocking wall and a second blocking wall separated by the receiving groove, and the first blocking wall is located outside the second blocking wall, Moreover, the rear end surface of the second blocking wall is located on the front side of the first blocking wall to form a stepped portion for accommodating a portion of the actuating portion adjacent to the clamping arm. As for the electrical connector described in item 2 of the scope of patent application, the actuating portion further has a pair of protruding portions extending forward from the substrate, the insulating body has a pair of limiting portions located on the upper side of the main body portion, each One of the aforementioned restricting parts is opened backwards for insertion of the aforementioned protruding parts. A buckle, which includes a fixing part for fixing to an insulating body, an actuating part located on the upper side of the fixing part, a connecting part connecting the fixing part and the actuating part, and two opposite ends of the actuating part connected to each other. A pair of clamping arms are locked with the mating connector, the actuating portion and the fixing portion are respectively connected to opposite ends of the connecting portion, wherein each of the clamping arms extends forward from the actuating portion and has a direction A clamping part that protrudes downward to hook with the butt connector.

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