CN112054340A

CN112054340A - Double-core connector

Info

Publication number: CN112054340A
Application number: CN202010900848.5A
Authority: CN
Inventors: 曾志坚; 肖忠华; 陈旭明; 曾锦昌
Original assignee: Sanco New Energy Technology Co Ltd
Current assignee: Shunke Zhilian Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2020-12-08
Anticipated expiration: 2040-08-31
Also published as: CN112054340B

Abstract

The invention relates to the technical field of automobile connectors, and provides a double-core connector which comprises: the insulation seat with the sealed cavity, the first conductive seat arranged in the sealed cavity, the second conductive seat arranged in the sealed cavity, the first wire passing channel arranged on the insulation seat and communicated with the sealed cavity, the second wire passing channel arranged on the insulation seat and communicated with the sealed cavity, the first lead connected to the first conductive seat and arranged along the first wire passing channel, the first lead connected to the second conductive seat and arranged along the second wire passing channel, the first sealing element for sealing the first wire passing channel, and the first sealing element for sealing the second wire passing channel. The first wire passing channel is sealed by the first sealing element, the second wire passing channel is sealed by the second sealing element, and external moisture is prevented from permeating the second conductive seat in the sealing cavity along the second lead.

Description

Double-core connector

Technical Field

The invention belongs to the technical field of automobile connectors, and particularly relates to a double-core connector.

Background

In modern life, a variety of connectors (connectors: for turning on/off a circuit for current transfer) are required in new energy vehicles such as electric vehicles. Usually, a conductive seat is arranged on the insulating seat, and a lead is connected to the conductive seat for electrical connection, so that external moisture can easily permeate into the conductive seat along the lead and seriously threaten the safety of a user.

Disclosure of Invention

The invention aims to provide a dual-core connector to solve the technical problem that external moisture easily permeates into a conductive seat along a lead in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: provided is a two-core connector including: the cable-passing device comprises an insulating seat with a sealing cavity, a first conductive seat arranged in the sealing cavity, a second conductive seat arranged in the sealing cavity, a first wire-passing channel arranged on the insulating seat and communicated with the sealing cavity, a second wire-passing channel arranged on the insulating seat and communicated with the sealing cavity, a first lead connected on the first conductive seat and arranged along the first wire-passing channel, a second lead connected on the second conductive seat and arranged along the second wire-passing channel, a first sealing element sealing the first wire-passing channel, and a first sealing element sealing the second wire-passing channel.

Further, a first protruding portion is arranged on the surface of the first conductive seat, a first recessed portion is arranged on the insulating seat, and the first protruding portion is inserted into the first recessed portion.

Furthermore, a second protruding portion is arranged on the surface of the second conductive seat, a second recessed portion is arranged on the insulating seat, and the second protruding portion is inserted into the second recessed portion.

Further, the first seal is a first gland head.

Further, the second seal is a second gland head.

Further, the first wire passing channel is a first wire passing hole arranged on the insulating base.

Further, the second wire passing channel is a second wire passing hole arranged on the insulating seat.

Further, the device also comprises a third conductive seat and a fourth conductive seat; the third conductive seat is arranged on the insulating seat outside the sealed cavity, and the fourth conductive seat is arranged on the insulating seat outside the sealed cavity; the third conductive seat is electrically connected with the first conductive seat, and the fourth conductive seat is electrically connected with the second conductive seat.

Further, the distance between the first conductive seat and the second conductive seat is greater than the distance between the third conductive seat and the fourth conductive seat.

Further, the insulating base is an integral piece formed by mixing and injection molding of PA66 and glass fiber.

The double-core connector provided by the invention has the beneficial effects that: compared with the prior art, the double-core connector provided by the invention has the advantages that the first conducting wire connected to the first conducting seat extends to the outside of the sealing cavity along the first wire passing channel for conducting connection, the first wire passing channel is sealed by the first sealing element, and external moisture is prevented from permeating the first conducting seat in the sealing cavity along the first conducting wire; the second wire connected to the second conductive seat extends to the outside of the sealing cavity along the second wire passing channel to be conductively connected, the second wire passing channel is sealed by the second sealing element, and external moisture is prevented from permeating the second conductive seat in the sealing cavity along the second wire.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a first perspective view of a dual-core connector according to an embodiment of the present invention;

fig. 2 is a first perspective view of a dual-core connector according to an embodiment of the present invention;

fig. 3 is a third schematic perspective view of a dual-core connector according to an embodiment of the present invention;

fig. 4 is a fourth schematic perspective view of the dual-core connector according to the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-an insulating base; 11-a sealed cavity; 12-a first recess; 13-a second recess; 21-a first conductive seat; 211-a first boss; 22-a third conductive seat; 31-a second conductive seat; 311-a second boss; 32-a fourth conductive socket; 41-a first wire passing hole; 42-a second wire passing hole; 51-a first wire; 52-a second conductive line; 61-first glan head; 62-a second glan head; 71-a first resilient insulating ring; 72-second elastomeric insulating ring.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4 together, the dual core connector of the present invention will now be described. The two-core connector includes: the insulation seat comprises an insulation seat 1 with a sealing cavity 11, a first conductive seat 21 arranged in the sealing cavity 11, a second conductive seat 31 arranged in the sealing cavity 11, a first wire passing channel arranged on the insulation seat 1 and communicated with the sealing cavity 11, a second wire passing channel arranged on the insulation seat 1 and communicated with the sealing cavity 11, a first lead 51 connected on the first conductive seat 21 and arranged along the first wire passing channel, a second lead 52 connected on the second conductive seat 31 and arranged along the second wire passing channel, a first sealing element for sealing the first wire passing channel, and a first sealing element for sealing the second wire passing channel.

Thus, the first conducting wire 51 connected to the first conducting seat 21 extends along the first wire passing channel to the outside of the sealed cavity 11 for conducting connection, and the first sealing element seals the first wire passing channel, so as to prevent external moisture from penetrating to the first conducting seat 21 in the sealed cavity 11 along the first conducting wire 51; the second conducting wire 52 connected to the second conducting seat 31 extends to the outside of the sealed cavity 11 along the second wire passing channel for conducting connection, and the second sealing element seals the second wire passing channel to prevent external moisture from penetrating into the second conducting seat 31 in the sealed cavity 11 along the second conducting wire 52.

Specifically, in one embodiment, the first conductive socket 21 and the second conductive socket 31 are respectively provided with threads. The external screw is convenient for fixing the lead.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided by the present invention, a first protrusion 211 is disposed on a surface of the first conductive seat 21, the insulating seat 1 has a first recess 12, and the first protrusion 211 is inserted into the first recess 12. Thus, after the first protrusion 211 on the first conductive seat 21 is snapped into the first recess 12 on the insulating seat 1, the first conductive seat 21 is not easy to rotate relative to the insulating seat 1.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided by the present invention, a second protrusion 311 is disposed on a surface of the second conductive socket 31, the insulating socket 1 has a second recess 13, and the second protrusion 311 is inserted into the second recess 13. After the second protrusion 311 of the second conductive socket 31 is snapped into the second recess 13 of the insulating socket 1, the second conductive socket 31 is not easy to rotate relative to the insulating socket 1.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided by the present invention, the first sealing element is a first flange 61. So, the leakproofness is good, easy dismantlement.

Specifically, the glan heads (including the first glan head 61 and the second glan head 62 in the present application): the gland head (Cable gland) is also known as a Cable water joint. Specifically, in one embodiment, the performance criteria for the glan head are: the overall requirement is the criterion to be implemented: EN50262/UL 514B; and (3) the overall protective performance standard is as follows: EN60529/DIN40050/IEC 60529.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided by the present invention, the second sealing element is a second flange 62. So, the leakproofness is good, easy dismantlement.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided in the present invention, the first wire passage is a first wire hole 41 disposed on the insulating base 1. In this manner, the routing of the first wire 51 is facilitated.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided in the present invention, the second wire passage is a second wire hole 42 disposed on the insulating base 1. In this manner, the routing of the second wire 52 is facilitated.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided in the present invention, the dual core connector further includes a third conductive pad 22 and a fourth conductive pad 32; the third conductive seat 22 is arranged on the insulating seat 1 outside the sealed cavity 11, and the fourth conductive seat 32 is arranged on the insulating seat 1 outside the sealed cavity 11; the third conductive pad 22 is electrically connected to the first conductive pad 21, and the fourth conductive pad 32 is electrically connected to the second conductive pad 31. Thus, the first wire 51 is electrically connected to the outside through the first conductive socket 21 and the third conductive socket 22; the second wire 52 is electrically connected to the outside through the second and fourth

conductive pads

31 and 32.

Further, referring to fig. 1 to 4, as an embodiment of the dual core connector provided in the present invention, a distance between the first conductive pad 21 and the second conductive pad 31 is greater than a distance between the third conductive pad 22 and the fourth conductive pad 32. Thus, shortening the distance between the third conductor pad 22 and the fourth conductor pad 32 can save space.

Further, referring to fig. 1 to 4, as an embodiment of the dual-core connector provided by the present invention, the insulating base 1 is a unitary member formed by mixing and injection molding PA66(PA 66: polyhexamethylene adipamide) and glass fiber. So, be convenient for mould plastics, insulating nature is good.

Specifically, in one embodiment, the first conductive seat 21 is inserted into the first mounting hole of the insulating seat 1. Specifically, in one embodiment, the first recess 12 is provided on an inner wall of the first mounting hole.

Specifically, in one embodiment, the second conductive socket 31 is inserted into the second mounting hole of the insulating socket 1. Specifically, in one embodiment, the second recess 13 is provided on an inner wall of the second mounting hole.

Specifically, in one embodiment, the first conductive socket 21 is a unitary piece of copper, and/or the second conductive socket 31 is a unitary piece of copper. Thus, copper has good conductivity.

Specifically, in one embodiment, the number of the first convex portions 211 and the number of the first concave portions 12 are respectively multiple, and the multiple first convex portions 211 and the multiple first concave portions 12 correspond to each other one by one. In this way, the cooperation of the first protrusions 211 and the first recesses 12 makes the first conductive socket 21 and the insulating socket 1 more firmly fixed.

Specifically, in one embodiment, the plurality of first protrusions 211 form a first rack around the first conductive socket 21. Thus, the first protrusion 211 surrounding the first conductive socket 21 can distribute the pulling force applied to the first conductive socket 21 around the first conductive socket 21.

Specifically, in one embodiment, the number of the second protruding portions 311 and the number of the second recessed portions 13 are multiple, and the multiple second protruding portions 311 and the multiple second recessed portions 13 correspond to each other one by one. In this way, the cooperation of the second protrusions 311 and the second recesses 13 makes the second conductive socket 31 and the insulating socket 1 more firmly.

Specifically, in one embodiment, the plurality of second protrusions 311 form a second rack around the second conductive socket 31. Thus, the second protrusion 311 surrounding the second conductive pad 31 can distribute the pulling force applied to the second conductive pad 31 around the second conductive pad 31.

Specifically, in one embodiment, the edge of the first wire passing hole 41 is provided with a first internal thread, and the first flange 61 is in threaded connection with the first internal thread. Therefore, the first flange head 61 is in threaded connection with the first internal thread, so that the first wire passing hole 41 can be sealed, and the sealing structure is very convenient.

Specifically, in one embodiment, the edge of the second wire passing hole 42 is provided with a second internal thread, and the second flange head 62 is screwed with the second internal thread. Therefore, the second flange head 62 is connected with the second internal thread through a thread, so that the second wire passing hole 42 can be sealed conveniently.

Specifically, in one embodiment, the first wire through hole 41 extends in a straight direction. In this way, the first conductive wire 51 is conveniently routed along the first wire passing hole 41.

Specifically, in one embodiment, the second wire passing hole 42 extends in a straight direction. In this manner, the second conductive line 52 is easily routed along the second wire passing hole 42.

Specifically, in one embodiment, the first glan head 61 has an outer hexagonal structure thereon; and/or the second glan head 62 has an outer hexagonal configuration thereon. In this manner, it is convenient for the user to twist the first/second glan heads 61/62 with a wrench.

Specifically, in one embodiment, a first boss is disposed on an inner wall of the first wire passing hole 41, and the first flange head 61 abuts against the first boss through a first elastic sheet; and/or a second boss is arranged on the inner wall of the second wire passing hole 42, and the second gland head 62 abuts against the second boss through a second elastic sheet. Thus, the first flange head 61 abuts against the first boss through the first elastic sheet to improve the firmness of the first flange head 61, and the second flange head 62 abuts against the second boss through the second elastic sheet to improve the firmness of the second flange head 62.

Specifically, in one embodiment, the two-core connector further comprises: a third conductive socket 22 arranged on the insulating socket 1 and a fourth conductive socket 32 arranged on the insulating socket 1; the first conductive pad 21 is electrically connected to the third conductive pad 22, and the second conductive pad 31 is electrically connected to the fourth conductive pad 32; the distance between the first conductive pad 21 and the second conductive pad 31 is a first distance, the distance between the third conductive pad 22 and the fourth conductive pad 32 is a second distance, and the first distance is greater than the second distance. Thus, the first conductive pad 21 and the third conductive pad 22 can be electrically connected, and the second conductive pad 31 and the fourth conductive pad 32 can be electrically connected; because the distance between the first conductive seat 21 and the second conductive seat 31 is the first distance, the distance between the third conductive seat 22 and the fourth conductive seat 32 is the second distance, and the first distance is greater than the second distance, the occupied space can be saved by the third conductive seat 22 and the fourth conductive seat 32 which are closer to each other.

Specifically, in one embodiment, the second conductive pad 31 is a unitary piece of copper, and/or the fourth conductive pad 32 is a unitary piece of copper. Thus, the copper material has good conductivity.

Specifically, in one embodiment, the first conductive socket 21 has a cylindrical shape, and/or the third conductive socket 22 has a cylindrical shape. Thus, the cylindrical first conductive seat 21 is convenient to install and can be inserted into the insulating seat 1 (for example, penetrate through the insulating seat 1); similarly, the cylindrical third conductive seat 22 is convenient to install and can be inserted into the insulating seat 1.

Specifically, in one embodiment, the second conductive socket 31 has a cylindrical shape, and/or the fourth conductive socket 32 has a cylindrical shape. The cylindrical second conductive seat 31 is convenient to install and can be inserted into the insulating seat 1; the cylindrical fourth conductive seat 32 is convenient to install and can be inserted into the insulating seat 1.

Specifically, in one embodiment, the first conductive socket 21 has a threaded hole, and/or the third conductive socket 22 has a threaded hole. Thus, the external lead can be electrically connected with the first conductive seat 21 very easily through the screw; the external lead can be electrically connected to the third socket 22 very easily by a screw.

Specifically, in one embodiment, the threaded hole of the first conductive socket 21 and the threaded hole of the third conductive socket 22 extend in parallel straight directions. In this way, the external screws are conveniently matched with the threaded holes on the first conductive seat 21 and the threaded holes on the third conductive seat 22 respectively.

Specifically, in one embodiment, the second conductive socket 31 has a threaded hole, and/or the fourth conductive socket 32 has a threaded hole. The external lead can be electrically connected with the second conductive seat 31 very easily through a screw; the external lead can be electrically connected to the fourth conductive pad 32 very easily by a screw.

Specifically, in one embodiment, the threaded hole of the second conductive pad 31 and the threaded hole of the fourth conductive pad 32 extend in parallel straight directions. In this way, it is convenient for the external screw to respectively match with the threaded hole on the second conductive seat 31 and the threaded hole on the fourth conductive seat 32.

Specifically, in one embodiment, the two-core connector further comprises a first resilient insulating ring 71 and a second resilient insulating ring 72; the insulating base 1 is provided with a first assembly hole and a second assembly hole; the first conductive seat 21 is inserted into the first assembling hole, and the second conductive seat 31 is inserted into the second assembling hole; the first elastic insulating ring 71 is sleeved on the first conductive seat 21, and the second elastic insulating ring 72 is sleeved on the second conductive seat 31; the inner side wall of the first elastic insulating ring 71 abuts against the first conductive seat 21, and the outer side wall of the first elastic insulating ring 71 abuts against the inner wall of the first assembly hole; the inner side wall of the second elastic insulating ring 72 abuts against the second conductive seat 31, and the outer side wall of the second elastic insulating ring 72 abuts against the inner wall of the second assembly hole; the first elastic insulating ring 71 is fixedly connected with the second elastic insulating ring 72. Thus, the first conductive seat 21 and the second conductive seat 31 are respectively arranged on the insulating seat 1 for the conductive connection of the external conducting wire; the first elastic insulating ring 71 is sleeved on the first conductive seat 21, the inner side wall of the first elastic insulating ring 71 is attached to the first conductive seat 21, and the outer wall of the first elastic insulating ring 71 is attached to the inner wall of the first assembly hole; at the first elastic insulating ring 71, the first elastic insulating ring 71 separates the first conductive seat 21 from the inner wall of the first assembling hole, so that electric leakage of the first conductive seat 21 at the first elastic insulating ring 71 is avoided, and water seepage at the first elastic insulating ring 71 between the first conductive seat 21 and the inner wall of the first assembling hole is also avoided; similarly, the second elastic insulating ring 72 is sleeved on the second conductive seat 31, the inner side wall of the second elastic insulating ring 72 is attached to the second conductive seat 31, and the outer wall of the second elastic insulating ring 72 is attached to the inner wall of the second assembling hole; at the second elastic insulating ring 72, the second elastic insulating ring 72 separates the second conductive socket 31 from the inner wall of the second assembling hole, so that electric leakage of the second conductive socket 31 at the second elastic insulating ring 72 is avoided, and water seepage at the second elastic insulating ring 72 between the second conductive socket 31 and the inner wall of the second assembling hole is also avoided; the first elastic insulation ring 71 and the second elastic insulation ring 72 are fixedly connected, so that the stability of the first elastic insulation ring 71 and the second elastic insulation ring 72 can be improved.

Specifically, in one embodiment, the first elastomeric insulating ring 71 is a unitary piece of rubber, and/or the second elastomeric insulating ring 72 is a unitary piece of rubber. Therefore, the rubber has good elasticity, good insulation and good sealing property.

Specifically, in one embodiment, the first resilient insulating ring 71 and the second resilient insulating ring 72 are integrally formed. In this way, the first elastic insulating ring 71 and the second elastic insulating ring 72 can be firmly connected.

Specifically, in one embodiment, the inner diameter of the first assembly aperture is the same as the outer diameter of the first resilient insulating ring 71 and/or the inner diameter of the second assembly aperture is the same as the outer diameter of the second resilient insulating ring 72. Therefore, the first elastic insulating ring 71 can be tightly abutted against the inner wall of the first assembling hole, so that water seepage is avoided; similarly, the second elastic insulating ring 72 can tightly abut against the inner wall of the second assembling hole, so that water seepage is avoided.

Specifically, in one embodiment, the first conductive socket 21 has a cylindrical shape, and/or the second conductive socket 31 has a cylindrical shape. Thus, the processing of the first conductive seat 21 and the installation of the first conductive seat 21 into the first assembling hole are facilitated; similarly, the second conductive socket 31 is easy to process and the second conductive socket 31 is easy to install in the second assembling hole.

Specifically, in one embodiment, the edge of the end surface of the first conductive seat 21 is provided with a first annular groove, and the first elastic insulating ring 71 is clamped in the first annular groove. Thus, the first elastic insulating ring 71 is clamped in the first annular groove more firmly.

Specifically, in one embodiment, the end face edge of the second conductive socket 31 is provided with a second annular groove, and the second elastic insulating ring 72 is clamped in the second annular groove. Thus, the second elastic insulating ring 72 is clamped in the second annular groove more firmly.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A two-core connector, comprising: the cable-passing device comprises an insulating seat with a sealing cavity, a first conductive seat arranged in the sealing cavity, a second conductive seat arranged in the sealing cavity, a first wire-passing channel arranged on the insulating seat and communicated with the sealing cavity, a second wire-passing channel arranged on the insulating seat and communicated with the sealing cavity, a first lead connected on the first conductive seat and arranged along the first wire-passing channel, a second lead connected on the second conductive seat and arranged along the second wire-passing channel, a first sealing element sealing the first wire-passing channel, and a first sealing element sealing the second wire-passing channel.

2. The dual core connector of claim 1, wherein the surface of the first conductive socket is provided with a first raised portion, and the insulating socket is provided with a first recessed portion, and the first raised portion is inserted into the first recessed portion.

3. The dual core connector of claim 1, wherein the surface of the second conductive socket is provided with a second raised portion, and the insulating socket is provided with a second recessed portion, and the second raised portion is inserted into the second recessed portion.

4. The dual core connector of claim 1, wherein the first seal is a first gram head.

5. The dual core connector of claim 1, wherein the second seal is a second glan head.

6. The dual core connector of claim 1, wherein the first wire passage is a first wire passage hole disposed on the insulator base.

7. The dual core connector of claim 1, wherein the second wire passage is a second wire passage hole disposed on the insulator base.

8. The dual core connector of claim 1, further comprising a third conductive socket and a fourth conductive socket; the third conductive seat is arranged on the insulating seat outside the sealed cavity, and the fourth conductive seat is arranged on the insulating seat outside the sealed cavity; the third conductive seat is electrically connected with the first conductive seat, and the fourth conductive seat is electrically connected with the second conductive seat.

9. The dual core connector of claim 8, wherein a distance between the first conductive pad and the second conductive pad is greater than a distance between the third conductive pad and the fourth conductive pad.

10. The dual core connector of claim 1, wherein the insulator base is a unitary piece of PA66 and fiberglass co-injection molded.