CN220710689U

CN220710689U - Electric connector

Info

Publication number: CN220710689U
Application number: CN202322340193.2U
Authority: CN
Inventors: 付大林; 陈学荣
Original assignee: Alltop Electronics Suzhou Co Ltd
Current assignee: Alltop Electronics Suzhou Co Ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-04-02
Anticipated expiration: 2033-08-30

Abstract

The utility model provides an electric connector which comprises an insulating body, a conductive terminal fixed on the insulating body, a locking mechanism arranged on the upper side of the insulating body and a cable connected with the conductive terminal, wherein the insulating body is provided with a main body part and an installation space concavely arranged on the upper side of the main body part, and the electric connector is also provided with an upper cover and a lower cover which are arranged and fixed on the rear side of the insulating body so as to clamp the cable. The electric connector can effectively fix the cable and strengthen the backward pulling force bearable by the electric connector.

Description

Electric connector

Technical Field

The present utility model relates to an electrical connector.

Background

The traditional electric connector and the butt connector are usually locked by using a clamping hook, the locking is released by means of a pull belt or direct force application to a locking piece when the electric connector is unlocked, and meanwhile, a cable of the electric connector is usually fixed in an insulating body through low-pressure injection molding soft plastic, so that the electric connector can bear weak backward pulling force, and the electric connection part is easily damaged when the pulling force is large; in addition, the conventional locking piece and the pull belt are complex and unstable in operation, and the conventional locking piece is usually fixed with the insulating body by utilizing the interference parts at two sides of the conventional locking piece, so that when the pull belt is pulled backwards to move backwards, the locking piece tends to move backwards, and the interference holding force between the interference parts at two sides and the insulating body after long-term pulling is gradually weakened, so that the whole locking piece is pulled backwards and even falls off.

In view of the above, there is a need for an improvement over existing electrical connectors to address the above-described problems.

Disclosure of Invention

The utility model aims to provide an electric connector capable of effectively fixing a cable.

In order to achieve the above object, the present utility model provides an electrical connector, which comprises an insulation body, a conductive terminal fixed on the insulation body, a latch mechanism mounted on the upper side of the insulation body, and a cable connected with the conductive terminal, wherein the insulation body is provided with a main body part and a mounting space concavely arranged on the upper side of the main body part, and the electrical connector is also provided with an upper cover and a lower cover mounted and fixed on the rear side of the insulation body so as to clamp the cable.

As a further improvement of the utility model, the locking mechanism comprises a locking piece arranged in the installation space, a pull belt sleeved on the locking piece and a pressing piece positioned at the rear side of the locking piece to press the pull belt, wherein the locking piece and the pressing piece are arranged independently, and the locking piece is provided with a positioning groove buckled with the insulator body.

As a further improvement of the utility model, the locking piece is provided with a fixed plate fixed with the insulating body and an elastic actuating part which is formed by backward bending from the front end of the fixed plate, and the fixed plate is in a flat plate shape and is provided with the positioning groove which penetrates through the fixed plate along the height direction.

As a further improvement of the present utility model, the actuating portion is provided with a through hole formed therethrough in a plate thickness direction thereof, and one end of the pull tape is passed through the through hole so that opposite ends of the pull tape are bonded to each other to form a grip portion and a collar portion is formed in the vicinity of the through hole.

As a further improvement of the present utility model, the actuating portion includes a flat plate portion, an inclined portion formed to extend rearward and upward from a rear end of the flat plate portion, and a curled portion extending from the inclined portion to be bent and located at a free end of the actuating portion, the curled portion being accommodated in an inner space of the collar portion.

As a further improvement of the present utility model, the curled portion is curved in an arc shape from the tip of the inclined portion forward.

As a further improvement of the present utility model, the actuating portion further has a pair of locking portions protruding upward to be locked with the mating connector, the pair of locking portions being disposed opposite to both sides of the flat plate portion in the lateral direction and extending upward beyond the upper surface of the main body portion.

As a further improvement of the present utility model, the pressing member includes a base plate and a reinforcing plate bent reversely from a front end of the base plate and extending rearward, the reinforcing plate is located at a lower side of the base plate, the base plate is provided with a pair of holding portions located at both sides in a lateral direction thereof, and the insulating body further has a holding groove for receiving and holding the corresponding holding portions.

As a further improvement of the present utility model, the insulating body has a fastening portion protruding into the installation space and a front protruding portion, the fastening portion is fastened into the positioning groove, and the front protruding portion is located at a front side of the fastening portion and is accommodated in a recess formed at a front side of the locking member to limit the locking member.

As a further improvement of the utility model, the upper cover and the lower cover are at least partially plugged into the accommodating space at the rear side of the insulating body, the upper cover and the lower cover are provided with tooth parts which are positioned at the front side of the upper cover and are ultrasonically welded with the main body part, and the upper cover is provided with a yielding groove which is arranged in a downward concave way so as to enable the pull belt to pass backwards.

According to the electric connector, the upper cover and the lower cover are arranged and fixed on the rear side of the insulating body to clamp and fix the cable, so that the bearable backward tension of the electric connector is increased, and the stability of an electric connection part is ensured; simultaneously, set up latch mechanism to including installing in installation space latch fitting, cover locate draw tape on the latch fitting and be located the latch fitting rear side is in order to support the pressure piece of draw tape, and be equipped with on the latch fitting with the constant head tank of insulator looks buckle, thereby realize effectively fixing with insulator, avoid the latch fitting to take place to retreat even drop under the pulling action of draw tape and cause the problem of latch failure.

Drawings

Fig. 1 is a perspective assembly view of an electrical connector of the present utility model.

Fig. 2 is another view of the electrical connector of fig. 1.

Fig. 3 is an exploded perspective view of the electrical connector of fig. 1.

Fig. 4 is a view of the electrical connector of fig. 3 from another perspective.

Fig. 5 is a perspective view of the dielectric body of the electrical connector of fig. 1.

Fig. 6-7 are partial cross-sectional views of the electrical connector shown in fig. 1.

Fig. 8 is an exploded perspective view of the latch mechanism of the electrical connector of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 8, an electrical connector 100 according to a preferred embodiment of the present utility model is shown, wherein the electrical connector 100 includes an insulation body 1, a conductive terminal 2 fixed on the insulation body 1, a locking mechanism mounted on the upper side of the insulation body 1, and a cable 6 connected to the conductive terminal 2.

For convenience of description, the description will be made below with the mating end of the electrical connector 100 being regarded as the front end and the terminal being regarded as the rear end, that is, the front-rear direction is the mating direction of the electrical connector 100 and the mating connector (not shown), and at the same time, one direction perpendicular to the front-rear direction is defined as the lateral direction, and the other direction perpendicular to the front-rear direction is defined as the height direction, in this embodiment, the dimension of the insulating body 1 in the lateral direction is larger than the dimension thereof in the height direction and the front-rear direction.

The insulating body 1 has a main body 11 and a mounting space 101 recessed in an upper side of the main body 11, a pair of raised portions 12 protruding upward are formed in an upper side of the main body 11, and the pair of raised portions 12 are disposed on both sides of the mounting space 101 in a lateral direction.

The locking mechanism comprises a locking piece 3 arranged in the installation space 101, a pull belt 4 sleeved on the locking piece 3 and a pressing piece 5 positioned at the rear side of the locking piece 3 to press the pull belt 4, and the locking piece 3 is provided with a positioning groove 301 buckled with the insulating body 1.

Further, in the present utility model, the locking member 3 and the pressing member 5 are provided independently of each other to simplify the structure of the locking mechanism and facilitate the installation thereof.

The locking member 3 is made of a metal material, and the locking member 3 has a fixing plate 31 fixed to the insulating body 1 and an elastic actuating portion 32 formed by bending back from the front end of the fixing plate 31, and the fixing plate 31 is flat and provided with the positioning groove 301 formed by penetrating the fixing plate in the height direction.

The actuating portion 32 is provided with a through hole 302 formed therethrough in the plate thickness direction thereof, and one end of the pull tape 4 is passed through the through hole 302 such that opposite ends of the pull tape 4 are bonded to each other to form the grip portion 41 and the collar portion 42 is formed in the vicinity of the through hole 302.

Specifically, the actuating portion 32 includes a flat plate portion 321, an inclined portion 322 extending rearward and upward from a rear end of the flat plate portion 321, and a curled portion 323 extending from the inclined portion 322 in a curved manner and located at a free end of the actuating portion 32, the flat plate portion 321 is horizontally disposed in a free state, and the collar portion 42 is sleeved outside the curled portion 323, so that the curled portion 323 is accommodated in an inner space of the collar portion 42.

Further, the curled portion 323 is curved forward from the tip of the inclined portion 322 in an arc shape.

In addition, the actuating portion 32 further has a pair of locking portions 324 protruding upward to be locked with the mating connector, the pair of locking portions 324 being disposed opposite to both sides of the flat plate portion 321 in the lateral direction and extending upward beyond the upper surface of the main body portion 11 to be locked with the mating connector.

The pressing member 5 includes a base plate 51 and a reinforcing plate 52 bent reversely from a front end of the base plate 51 and extending rearward, the reinforcing plate 52 is located at a lower side of the base plate 51, the base plate 51 is provided with a pair of holding portions 512 located at two sides in a transverse direction thereof, and the insulating body 1 further has a holding groove 104 for receiving and holding the corresponding holding portions 512.

The insulating body 1 has a fastening portion 102 and a front protruding portion 103 protruding into the installation space 101, the fastening portion 102 is fastened into the positioning groove 301, and the front protruding portion 103 is located at the front side of the fastening portion 102 and is received in a recess 301 formed at the front side of the locking member 3 to limit the locking member 3.

Referring to fig. 1 to 5, the electrical connector further comprises an upper cover 71 and a lower cover 72 mounted and fixed on the rear side of the insulating body 1 to clamp the cable 6, the upper and lower covers 71, 72 are at least partially plugged into the accommodating space 105 on the rear side of the insulating body 1, the upper and lower covers 71, 72 each have a tooth 701 on the front side and ultrasonically welded with the main body 11, and the upper cover 71 has a recess 712 arranged downward for the pull belt 4 to pass backward.

After the upper and lower covers 71, 72 are mounted in the accommodating space 105 of the insulative housing 1, the tooth portions 701 on the front side are ultrasonically welded to connect and fix the main body 11, so that the cable 6 is reliably fixed to the insulative housing 1, and the rear tension of the electrical connector 100 is increased.

In this embodiment, the cable 6 extends out of the insulation body 1 backward, that is, the extending direction of the cable 6 is parallel to the mating direction of the electrical connector 100; in other embodiments, the extending direction of the cable 4 may also be perpendicular to the mating direction of the electrical connector 100.

The electric connector 100 of the utility model clamps and fixes the cable 6 by installing and fixing the upper cover 71 and the lower cover 72 on the rear side of the insulating body 1, thereby increasing the backward pulling force bearable by the electric connector 100 and ensuring the stability of the electric connection part; meanwhile, the locking mechanism is arranged to comprise a locking piece 3 arranged in the installation space 101, a pull belt 4 sleeved on the locking piece 3 and a pressing piece 5 positioned at the rear side of the locking piece 3 to press the pull belt 4, and a positioning groove 301 buckled with the insulating body 1 is arranged on the locking piece 3, so that the locking mechanism is effectively fixed with the insulating body 1, and the problem that the locking piece 3 is in failure in locking due to the fact that the locking piece is retreated or even falls off under the pulling action of the pull belt 4 is avoided.

It should be understood that although the present disclosure describes embodiments in terms of examples, not every embodiment is provided with a single embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The above embodiments are only for illustrating the technical solution of the present application and not for limiting, and although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted equally without departing from the spirit and scope of the technical solution of the present application.

Claims

1. The utility model provides an electric connector, its includes the insulator, is fixed in the conductive terminal of insulator, install in latch mechanism and the cable that links to each other with conductive terminal of insulator upside, the insulator has main part and concave locate the installation space of main part upside, its characterized in that: the electrical connector also has an upper cover and a lower cover mounted and secured to the rear side of the housing to retain the cable.

2. The electrical connector of claim 1, wherein: the locking mechanism comprises a locking piece arranged in the installation space, a pull belt sleeved on the locking piece and a pressing piece arranged at the rear side of the locking piece to press the pull belt, wherein the locking piece and the pressing piece are arranged independently, and the locking piece is provided with a positioning groove buckled with the insulating body.

3. The electrical connector of claim 2, wherein: the locking piece is provided with a fixed plate fixed with the insulating body and an elastic actuating part which is formed by backward reverse bending from the front end of the fixed plate, and the fixed plate is flat and provided with the positioning groove which penetrates through the fixed plate along the height direction.

4. The electrical connector of claim 3, wherein: the actuating portion is provided with a through hole formed therethrough in a plate thickness direction thereof, and one end of the pull tape is passed through the through hole to bond opposite ends of the pull tape to each other to form a grip portion and a collar portion is formed in the vicinity of the through hole.

5. The electrical connector of claim 4, wherein: the actuating part comprises a flat plate part, an inclined part which is formed by extending backwards and upwards from the rear end of the flat plate part, and a curled part which is bent and extended from the inclined part and is positioned at the free tail end of the actuating part, wherein the curled part is accommodated in the inner space of the sleeve ring part.

6. The electrical connector of claim 5, wherein: the curled portion is curved forward from the tip of the inclined portion in an arc shape.

7. The electrical connector of claim 5, wherein: the actuating portion further has a pair of locking portions protruding upward to be locked with the mating connector, the pair of locking portions being disposed opposite to both sides of the flat plate portion in the lateral direction and extending upward beyond the upper surface of the main body portion.

8. The electrical connector of claim 2, wherein: the pressing piece comprises a base plate and a reinforcing plate which is formed by reversely bending and extending backwards from the front end of the base plate, the reinforcing plate is positioned at the lower side of the base plate, the base plate is provided with a pair of fixing parts positioned at two sides in the transverse direction of the base plate, and the insulating body is also provided with a clamping groove for accommodating and clamping the corresponding fixing parts.

9. The electrical connector of any one of claims 2 to 8, wherein: the insulating body is provided with a buckling part and a front protruding part, wherein the buckling part is arranged in the installation space in a protruding mode, the buckling part is clamped into the positioning groove upwards, and the front protruding part is located at the front side of the buckling part and is contained in a concave part formed at the front side of the locking piece so as to limit the locking piece.

10. The electrical connector of any one of claims 2 to 8, wherein: the upper cover and the lower cover are at least partially plugged into the accommodating space at the rear side of the insulating body, the upper cover and the lower cover are respectively provided with tooth parts which are positioned at the front side of the upper cover and are ultrasonically welded with the main body part, and the upper cover is provided with a yielding groove which is arranged in a downward concave manner and used for the pull belt to pass through backwards.