CN114639983B

CN114639983B - Electric connector with electric shock protection function

Info

Publication number: CN114639983B
Application number: CN202210334229.3A
Authority: CN
Inventors: 何敏; 杨尚芳; 吴洪; 费平
Original assignee: Shenzhen Yonggui Technology Co ltd
Current assignee: Shenzhen Yonggui Technology Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2023-06-20
Anticipated expiration: 2042-03-30
Also published as: CN114639983A

Abstract

The invention provides an electric connector with electric shock protection, which comprises a socket and a plug, wherein a plurality of contact pins and jacks are arranged in the socket and the plug, so that no electrified metal end is exposed in the non-connected state of the socket and the plug, and the risks of electric shock and short circuit are eliminated; in the non-connection state of the two, the contact pin in the socket is positioned in the middle of the socket shell and is not exposed to the outside, the plug is provided with two contact pins, the inner contact pin is electrified, the outer contact pin is not electrified, and the contact pins are kept at a distance, so that the contact pin exposed to the outside is not electrified; when the plug and the socket are in a connection state, the pins in the plug move outwards to prop against the pins outside, and the pins outside are connected with the pins in the socket through the jacks of the socket, so that the plug and the socket are electrically connected, and the risk of electric shock and short circuit does not exist in a non-connection state.

Description

Electric connector with electric shock protection function

Technical Field

The invention relates to the technical field of electronic devices, in particular to an electric connector with electric shock protection.

Background

In the current era, new energy storage technologies are rapidly developed, and a plurality of new energy storage devices are developed.

At present, there is a novel photovoltaic energy storage equipment, by a plurality of energy storage battery boxes constitution, the centre is connected by plug and socket, in prior art, current on the market socket and plug under the state of being connected well and the circular telegram with equipment circuit, the socket is electrified with the metal terminal of plug front end, has the risk of electric shock and short circuit before not inserting.

Disclosure of Invention

The invention aims to provide an electric connector with electric shock protection, which aims to solve the problems of electric shock and short circuit risks in the prior art.

The present invention is thus embodied, and provides an electrical connector for shock protection, comprising:

a socket and a plug;

the socket comprises a jack assembly, a socket fixing assembly and a socket built-in spring;

the jack assembly comprises a first jack, a second jack and a built-in contact pin; the built-in contact pin is positioned between the first jack and the second jack;

the socket fixing assembly comprises a socket built-in mounting plate, a socket built-in clamping ring and a socket shell; the socket built-in mounting plate is arranged around the first jack, the second jack and the built-in pin, and is used for fixing the first jack, the second jack and the built-in pin;

the socket built-in collar is arranged on the socket shell and positioned outside the socket built-in mounting plate, and is used for fixing the first jack, the second jack, the socket built-in mounting plate and the socket built-in spring in the socket shell;

the socket built-in spring is used for separating the first jack and the built-in pin which are connected together by external force after losing the action of the external force;

the plug comprises a contact pin assembly, a plug fixing assembly and a plug built-in spring;

the pin assembly comprises a first pin, a second pin and a built-in jack; the built-in jack is positioned between the first contact pin and the second contact pin;

the plug fixing assembly comprises a plug built-in mounting plate, a plug built-in clamping ring and a plug shell; the plug built-in mounting plate is arranged around the first contact pin, the second contact pin and the built-in jack and is used for fixing the first contact pin, the second contact pin and the built-in jack;

the plug built-in retainer ring is arranged on the plug shell and positioned outside the plug built-in mounting plate, and is used for fixing the first contact pin, the second contact pin, the plug built-in mounting plate and the plug built-in spring in the plug shell;

the second pin is arranged on the plug built-in mounting plate, the plug built-in spring is arranged around the second pin and is connected with the plug built-in mounting plate for fixing the first pin and the second pin, and the plug built-in spring is used for separating the second pin and the built-in jack which are connected together by external force after losing the external force;

when the socket and the plug are in an unconnected state, the built-in pin, the first pin and the second pin are all not electrified;

when the socket is in a connection state with the plug, the built-in contact pin enters the first jack, the first contact pin enters the built-in jack, and the built-in contact pin, the first contact pin and the second contact pin are sequentially abutted.

In one embodiment, the socket and the plug are connected to the first pin through the second jack.

In one embodiment, the bottoms of the first pin, the second pin and the built-in pin are provided with a top plate, and the top plate is used for realizing electric connection among the first pin, the second pin and the built-in pin.

In one embodiment, the first receptacle, the second receptacle, the built-in receptacle, the first pin, the second pin, and the built-in pin comprise a circular shape in vertical cross section.

In one embodiment, the socket housing and the plug housing have an extension on the outside, which is arranged centrally around the socket housing and the plug housing.

In one embodiment, the extension has holes for setting screws to secure the extension.

In one embodiment, the socket housing and the plug housing have openings on both sides.

In one embodiment, the socket built-in mounting plate and the plug built-in mounting plate are made of plastic.

Compared with the prior art, the socket and the plug are internally provided with the plurality of pins and the jacks, so that no electrified metal end is exposed in a non-connected state, and the risks of electric shock and short circuit are eliminated; in the non-connection state of the socket and the socket, the contact pin in the socket is positioned in the middle of the socket shell and is not exposed outside, the plug is provided with two contact pins, and the two contact pins are not electrified; when the plug and the socket are in a connection state, the pins in the plug move outwards to prop against the pins outside, and the pins outside are connected with the pins in the socket through the jacks of the socket, so that the plug and the socket are electrically connected, and the risk of electric shock and short circuit does not exist in a non-connection state.

Drawings

Fig. 1 is a schematic diagram of a socket structure according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a plug structure according to an embodiment of the present invention;

FIG. 3 is an external schematic view of a socket according to an embodiment of the present invention;

fig. 4 is an external schematic view of a plug according to an embodiment of the present invention.

Reference numerals: 1-socket, 11-socket assembly, 12-socket fixing assembly, 13-socket built-in spring, 111-first socket, 112-second socket, 113-built-in pin, 121-socket built-in mounting plate, 122-socket built-in collar, 123-socket housing, 2-plug, 21-pin assembly, 22-plug fixing assembly, 23-plug built-in spring, 211-first pin, 212-second pin, 213-built-in socket, 221-plug built-in mounting plate, 222-plug built-in collar, 223-plug housing, 3-extension, 30-hole.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

The implementation of the present invention will be described in detail below with reference to specific embodiments.

Referring to fig. 1, 2, 3 and 4, a preferred embodiment of the present invention is provided.

The invention provides an electric shock protection electric connector, comprising:

socket 1 and plug 2.

Specifically, the electrical connector provided by the invention comprises two parts, namely a socket 1 and a plug 2, and it can be understood that the socket 1 and the plug 2 have two relations: connected and unconnected.

More specifically, in the non-connected state, the socket 1 and the plug 2 are kept at a distance from each other, and in the connected state, the socket 1 and the plug 2 communicate with each other to achieve electrical connection of the two.

The receptacle 1 includes a jack assembly 11, a receptacle fixture assembly 12, and a receptacle innerspring 13.

Specifically, the jack assembly 11 is disposed on the central axis of the receptacle 1 and is secured by the receptacle securing assembly 12.

The jack assembly 11 includes a first jack 111, a second jack 112, and a built-in pin 113.

Specifically, the built-in pin 113 is located between the first jack 111 and the second jack 112, and the three are disposed on the same central axis, more specifically, the first jack 111 is located at the front end of the built-in pin 113, that is, in the direction in which the built-in pin 113 moves in the state in which the socket 1 and the plug 2 are connected, and the second jack 112 is located at the rear end of the built-in pin 113, that is, in the direction in which the built-in pin 113 moves when the state in which the socket 1 and the plug 2 are disconnected is changed to the non-connected state.

The receptacle fixture assembly 12 includes a receptacle internal mounting plate 121, a receptacle internal collar 122, and a receptacle housing 123.

Specifically, the socket built-in mounting plate 121 is disposed around the first jack 111, the second jack 112, and the built-in pins 113, and it is understood that the socket built-in mounting plate 121 is divided into two parts, one part is located at the front end of the socket 1 for fixing the first jack 111, and the other part is located at the rear end of the socket 1 for fixing the second jack 112 and the built-in pins 113.

More specifically, the socket built-in mounting plate 121 has an annular structure, an inner ring of which is used to fix the first insertion hole 111, the second insertion hole 112, and the built-in pin 113, and an outer ring of which is in close contact with the socket housing 123, realizing a function of fixing the first insertion hole 111, the second insertion hole 112, and the built-in pin 113 to the socket housing 123.

Specifically, the in-socket collar 122 is an annular structure fixed inside the socket housing 123, more specifically, the in-socket collar 122 is provided outside the in-socket mounting plate 121, and more specifically, the in-socket collar 122 is provided on the side of the first insertion hole 111, it being understood that by providing the in-socket collar 122, it is possible to ensure that the first insertion hole 111, the second insertion hole 112, the in-socket mounting plate 113, and the in-socket spring 13 cannot move outside the socket housing 123.

Specifically, the socket built-in spring 13 is disposed around the built-in pin 113, and the socket built-in spring 13 is connected with the socket built-in mounting plate 121 for fixing the first and

second insertion holes

111 and 112.

It will be appreciated that the spring has elasticity, and when the spring is compressed, it will deform, and when the force of the compressed spring is lost, the spring will expand outwards, and according to this characteristic, the socket built-in spring 13 is used to separate the first insertion hole 111 and the built-in pin 113 connected together by external force after losing the external force.

The plug 2 includes a pin assembly 21, a plug fixing assembly 22, and a plug-in spring 23.

Specifically, the pin assembly 21 is disposed on the central axis of the plug 2 and is secured by the plug securing assembly 22.

The pin assembly 21 includes a first pin 211, a second pin 212, and a built-in socket 213.

Specifically, the built-in insertion hole 213 is located between the first pin 211 and the second pin 212, and the three are located on the same central axis, more specifically, the first pin 211 is disposed at the front end of the built-in insertion hole 213, and the second pin 212 is disposed at the rear end of the built-in insertion hole 213.

More specifically, when the socket 1 is connected to the plug 2, the first pin 211 enters the second jack 112 and drives the built-in pin 113 to enter the first jack 111, and in this process, the first pin 211 also moves to the rear end and enters the built-in jack 213 to be connected to the second pin 212, and at this time, the first pin 211, the second pin 212 and the built-in pin 113 achieve zero-distance connection, that is, the socket 1 and the plug 2 achieve electrical connection.

It will be appreciated that in the non-connected state of the socket 1 and the plug 2, the first pin 211 is spaced from the second pin 212, the second pin 212 is the pin outside the plug 2, and the second pin 212 is not electrified, i.e. in the non-connected state, there is no risk of electric shock or disconnection.

Plug securing assembly 22 includes a plug-in mounting plate 221, a plug-in collar 222, and a plug housing 223.

Specifically, the plug-in mounting plate 221 is disposed around the first pin 211, the second pin 212, and the built-in jack 213, and it is understood that the plug-in mounting plate 221 is divided into two parts, one part being located at the front end of the plug 2 for fixing the first pin 211 and the built-in jack 213, and the other part being located at the rear end of the plug 2 for fixing the second pin 212.

More specifically, the plug-in mounting plate 221 has an annular structure, the inner ring of which is used to fix the first pin 211, the second pin 212, and the in-built insertion hole 213, and the outer ring of which is in close contact with the plug housing 223, realizing the function of fixing the first pin 211, the second pin 212, and the in-built insertion hole 213 to the plug housing 223.

Specifically, the in-plug collar 222 is an annular structure fixed inside the plug housing 223, more specifically, the in-plug collar 222 is provided outside the in-plug mounting plate 221, and more specifically, the in-plug collar 222 is provided on the side of the second pin 212, and it is understood that by providing the in-plug collar 222, it is possible to ensure that the first pin 211, the second pin 212, the in-plug mounting plate 213, and the in-plug spring 23 cannot move outside the plug housing 223.

Specifically, the plug-in spring 23 is disposed around the second pin 212, and the plug-in spring 23 is connected to a plug-in mounting plate 221 for fixing the first pin 211 and the second pin 212.

It will be appreciated that the spring has elasticity, and when the spring is compressed, it will deform, and when the force of the compressed spring is lost, the spring will expand outwards, and according to this characteristic, the plug-in spring 23 is used to separate the second pin 212 and the in-socket hole 213 connected together by the external force after losing the external force.

In the embodiment, a plurality of pins and jacks are arranged in the socket and the plug, so that no electrified metal end is exposed in a non-connected state, and the risks of electric shock and short circuit are eliminated; in the non-connection state of the socket and the socket, the contact pin in the socket is positioned in the middle of the socket shell and is not exposed outside, the plug is provided with two contact pins, and the two contact pins are not electrified; when the plug and the socket are in a connection state, the pins in the plug move outwards to prop against the pins outside, and the pins outside are connected with the pins in the socket through the jacks of the socket, so that the plug and the socket are electrically connected, and the risk of electric shock and short circuit does not exist in a non-connection state.

In some embodiments, the receptacle 1 and the plug 2 are connected to the first pin 211 through the second jack 112.

Specifically, in order to achieve the electrical connection of the socket 1 and the plug 2, it is necessary to connect the pins with the jacks, more specifically, the socket 1 and the plug 2 with the first pins 211 through the second jack 112.

In some embodiments, the bottoms of the first pin 211, the second pin 212, and the built-in pin 113 have a top plate.

Specifically, the electrical connection between the socket 1 and the plug 2 is made by the interconnection between the pins, and thus the bottom of the pin needs to have a structure for connection with other pins, which is a top plate provided at the bottom of the pin.

More specifically, when the socket 1 is connected to the plug 2, the first pin 211 enters the second jack 112 and drives the built-in pin 113 into the first jack 111, and it is understood that during this driving, the built-in pin 113 needs to have a structure for pushing the first pin 211, which is a top plate.

In some embodiments, the vertical cross-sections of first receptacle 111, second receptacle 112, built-in receptacle 213, first pin 211, second pin 212, and built-in pin 113 comprise a circle.

Specifically, the jack and the contact pin are designed to be cylindrical, the vertical section of the jack and the contact pin is circular, and it can be understood that the jack and the contact pin are required to be connected, and the jack and the contact pin are designed to be cylindrical, so that the connection efficiency of the jack and the contact pin can be improved, and the problem of unsmooth connection is avoided.

Referring to fig. 3 and 4, it is shown that: in some embodiments, the receptacle housing 123 and the plug housing 223 have an extension 3 on the exterior.

Specifically, the extension is fixedly arranged around the socket housing 123 and the plug housing 223 in the middle, i.e. the extension 3 is arranged in the middle of the socket housing 123 and the plug housing 223.

It will be appreciated that the purpose of the extension 3 is to fix the socket housing 123 and the plug housing 223, and the shape of the extension 3 is not limited, and may be rectangular, circular or triangular.

In some embodiments, the extension 3 has a hole 30.

Specifically, the holes 30 are used to fix the extension 3, more specifically, at least two holes 30 are provided, it is understood that the holes 30 are used to fix the extension, so at least two screws are required to fix the extension, and the fixing stability can be increased by increasing the number of the holes 30 and adjusting the positions of the holes 30.

In some embodiments, the receptacle housing 123 and the plug housing 223 have openings on both sides.

Specifically, the opening is used for avoiding the clearance between the socket housing 123 and the plug housing 223 during the insertion, and preventing interference during the insertion.

More specifically, the springs are deformed during the insertion, and the interference caused by the collision in the closed space opens both sides of the socket housing 123 and the plug housing 223, so that the interference can be effectively avoided.

In some embodiments, the socket mounting plate 121 and the plug mounting plate 221 are made of plastic.

Specifically, the first pin 211 and the second pin 212 are fixed by the socket-built-in mounting plate 121 and the plug-built-in mounting plate 221 with the built-in pins 113, and it is understood that the first pin 211 and the second pin 212 are electrically connected to each other, and in order to avoid the risk of electric shock and short circuit, the socket-built-in mounting plate 121 and the plug-built-in mounting plate 221 are required to be made of insulating materials, such as plastic.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. An electrical connector for shock protection, comprising:

a socket and a plug;

the socket fixing assembly comprises a socket built-in mounting plate, a socket built-in clamping ring and a socket shell;

the socket built-in mounting plate is arranged around the first jack, the second jack and the built-in pin, and is used for fixing the first jack, the second jack and the built-in pin;

2. An electrical shock protected connector as defined in claim 1, wherein said receptacle and said plug are connected to said first pin through said second receptacle.

3. The electrical connector of claim 1, wherein the bottoms of the first pin, the second pin and the internal pin have a top plate for making electrical connection between the first pin, the second pin and the internal pin.

4. The electrical shock protected electrical connector of claim 1, wherein the vertical cross-section of the first receptacle, the second receptacle, the internal receptacle, the first pin, the second pin, and the internal pin comprises a circular shape.

5. An electrical shock protected connector as defined in claim 1, wherein said socket housing and said plug housing have an extension portion externally thereof, said extension portion being centrally disposed fixedly about said socket housing and said plug housing.

6. An electrical connector for shock protection as claimed in claim 5, wherein the extension has holes for the provision of screws to secure the extension.

7. An electrical connector for shock protection as defined in claim 1, wherein said receptacle housing and said plug housing have openings on both sides.

8. The electrical connector of claim 1, wherein the socket mounting plate and the plug mounting plate are made of plastic.