CN212342962U

CN212342962U - Self-shorting connector

Info

Publication number: CN212342962U
Application number: CN202021340577.4U
Authority: CN
Inventors: 周创业; 倪朝
Original assignee: Shenzhen Yizhi Precision Technology Co ltd
Current assignee: Shenzhen Yizhi Precision Technology Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-01-12
Anticipated expiration: 2030-07-09

Abstract

The utility model provides a from short-circuit connector relates to electric connector technical field, including socket ontology and plug body, one side fixedly connected with socket shell of socket ontology, socket shell's surface is equipped with rotatory screw thread, and socket shell's surface threaded connection has the protection casing, one side fixedly connected with plug shell of plug ontology, and plug shell's inside is provided with short-circuit board and contact pin. The utility model discloses, be equipped with the contact on the contact pin, the insulating sheath has been cup jointed on the surface of contact, and the inside of plug shell is provided with the insulator, is connected with O type sealing washer between socket shell and the insulator, and the material of O type sealing washer adopts silicon rubber, and when socket ontology and plug ontology did not carry out the interpolation, the contact pin contacted with contact and short circuit board. A socket spring is arranged in the socket shell, and a plug spring is arranged between the short circuit plates.

Description

Self-shorting connector

Technical Field

The utility model relates to an electric connector technical field especially relates to from short-circuit connector.

Background

In some special connection situations, the connector is required to have a self-short function to enhance the safety of the system. In order to meet the above requirements, the connector with automatic short-circuit function is undoubtedly a preferred solution, and the greatest characteristic of the self-short-circuit connector, which is different from the general electrical connector, is that the functions of short-circuit and short-circuit solution can be automatically realized according to the use requirements.

When the existing self-short circuit connector is in a separated state, part of a connecting structure of the connector is exposed outside and is easily influenced by the external environment, so that the working stability of an internal circuit is influenced, and the existing self-short circuit connector is often unreliable in a circuit breaking structure when being plugged, so that abnormal short circuit of the internal structure is caused, and serious consequences are caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solve the shortcoming that exists among the prior art, and the self short-circuit connector that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the self-short circuit connector comprises a socket body and a plug body, wherein one side of the socket body is fixedly connected with a socket shell, the surface of the socket shell is provided with a rotary thread, the surface of the socket shell is connected with a protective cover in a threaded manner, one side of the plug body is fixedly connected with a plug shell, a short circuit board and a contact pin are arranged inside the plug shell, when the socket body and the plug body are not inserted, the connector is in a self-short circuit state, when the socket body is inserted into the plug body, the short circuit board will generate a certain displacement under the action of external force until the socket body and the plug body are moved to a set position, at the moment, the socket body and the plug body are inserted, at the moment, the short circuit board and each contact element are in a non-conduction state, and all the contacts in the connector are conducted with the socket shell and the plug shell at the moment, so that the self-short-circuit state of the connector is relieved.

In a feasible scheme, a contact element is arranged on the contact pin, an insulating sheath is sleeved on the surface of the contact element, when the socket body and the plug body are changed into a separated state from an inserting state, the connector can achieve a short circuit function again, then the protective cover is rotated to the connecting part of the socket and the plug, and further the structure exposed outside is covered, so that the instability of an internal circuit caused by the influence of the external environment is avoided, and serious consequences are caused.

In one possible embodiment, an insulator is arranged inside the plug housing, and the insulator is fixedly connected to the inner wall of the plug housing via a positioning snap spring.

In a feasible scheme, an O-shaped sealing ring is connected between the socket shell and the insulator, and the O-shaped sealing ring is made of silicon rubber.

In a feasible scheme, the contact pin and the contact element can be directly contacted with a short circuit board, the short circuit board is made of wear-resistant hard materials, and the contact pin connected with the contact element is an elastic contact pin. In one possible embodiment, the socket housing is provided with socket springs inside and plug springs between the short-circuit plates.

Advantageous effects

1. The utility model discloses in, the surface that adopts socket shell and plug shell all is equipped with rotatory screw thread, and socket shell's surperficial threaded connection has the protection casing, the protection casing can realize the right rotation left under the effect of external force, make when being in the detached state from short-circuit connector, the partial connection structure of connector exposes when the outside, can be rotatory to the connection position of socket and plug with the protection casing, the structure that will expose in the outside covers, the internal circuit's that has avoided leading to because of external environment's influence unstability, thereby cause serious consequence.

2. The utility model discloses in, the last contact that is equipped with of contact pin is adopted, and the surface of contact has cup jointed insulating sheath, make when the plug and the socket of connector are in the state of inserting and closing, it does not switch on to have both guaranteed between short circuit board and the contact, the connection structure who has also alleviateed plug and socket opens and shuts the degree of wear of in-process to the internal conductor many times, adopt the O type sealing washer that is connected with the silicon rubber material between socket shell and the insulator, both satisfied the sealed requirement from the short circuit connector, the dynamics of inserting and closing has also been reduced, make the inserting of socket and plug become easy relatively, and the operation is convenient for.

Drawings

Fig. 1 is a schematic structural diagram of a self-shorting connector according to the present invention;

fig. 2 is a schematic structural diagram of the self-short circuit in the self-short circuit connector of the present invention;

fig. 3 is a schematic structural view of the short-circuit connector plug and the socket when the plug and the socket are plugged together according to the present invention;

fig. 4 is a schematic structural diagram of a contact of the self-shorting connector according to the present invention.

Illustration of the drawings: 1. a socket housing; 2. a socket body; 3. a plug body; 4. a protective cover; 5. a plug housing; 6. a short circuit board; 7. a contact member; 8. a plug spring; 9. an O-shaped sealing ring; 10. an insulator; 11. an insulating sheath; 12. a socket spring; 13. and (6) inserting pins.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1 to 4, the self-short circuit connector includes a socket body 2 and a plug body 3, a socket housing 1 is fixedly connected to one side of the socket body 2, a rotary thread is provided on a surface of the socket housing 1, a protective cover 4 is connected to the surface of the socket housing 1 through the thread, a plug housing 5 is fixedly connected to one side of the plug body 3, and a short circuit plate 6 and a contact pin 13 are provided inside the plug housing 5. When the socket body 2 and the plug body 3 are not inserted, the short-circuit plate 6 makes all the contacts 7 in the connector in a conduction state with the socket shell 1 and the plug shell 5, the connector is in a self-short-circuit state, when the socket body 2 and the plug body 3 are inserted, the short-circuit plate 6 can generate certain displacement under the action of external force until the displacement reaches a set position, the socket body 2 and the plug body 3 are inserted, the short-circuit plate 6 and all the contacts 7 are in a non-conduction state, all the contacts 7 in the connector are in conduction with the socket shell 1 and the plug shell 5 at the moment, the self-short-circuit state of the connector is released, when the socket body 2 and the plug body 3 are changed from the insertion state to the separation state, the connector can realize a short-circuit function again, and then the protective cover 4 is rotated to the connection position of the socket and the plug, and the structure exposed outside is covered, so that the instability of an internal circuit caused by the influence of the external environment is avoided, and serious consequences are caused.

Optionally, in this embodiment, the contact element 7 is arranged on the pin 13, the contact element 7 may shift during the process of inserting the plug and the socket of the connector, so that the short-circuit plate 6 and each contact element 7 are in a conducting or non-conducting state, and thus the connector is in a self-short-circuit state or a communicating state, and the surface of the contact element 7 is sleeved with the insulating sheath 11, so that when the plug and the socket of the connector are in an inserting state, the short-circuit plate 6 and the contact element 7 are both ensured to be insulated and non-conducting, and the degree of wear of the connection structure of the plug and the socket on the internal lead in the process of opening and closing for multiple times is also reduced. An insulator 10 is arranged inside the plug shell 5, and the insulator 10 is fixedly connected to the inner wall of the plug shell (5) through a positioning clamp spring. An O-shaped sealing ring 9 is connected between the socket shell 1 and the insulator 10, and the O-shaped sealing ring 9 is made of silicon rubber, so that the sealing requirement of a self-short-circuit connector is met, the insertion force is reduced, the socket and the plug are relatively easy to insert, and the operation is convenient. It is worth to be noted that the pin 13 and the contact 7 can be directly contacted with the short circuit board 6, the short circuit board 6 is made of wear-resistant hard material, and the pin 13 connected with the contact 7 is an elastic pin 13. The contact 7 is in a conductive state with the socket housing 1 and the plug housing 5 and the connector is in a self-short-circuited state. More specifically, the socket spring 12 is arranged in the socket housing 1, the plug spring 8 is arranged between the short-circuit plates 6, when the connector is in a self-short-circuit state, no matter the contact members 7 and the short-circuit plates 6 or the short-circuit plates 6 and the socket housing 1 and the plug housing 5 are in good contact, and in the process of directional displacement of the short-circuit plates 6, the short-circuit plates 6 cannot rebound when being displaced due to the elastic action of the springs, so that the short-circuit plates 6 are always in a short-circuit position.

The utility model discloses a theory of operation: when the socket body 2 and the plug body 3 are not inserted, the short-circuit plate 6 makes all the contacts 7 in the connector in a conduction state with the socket shell 1 and the plug shell 5, the connector is in a self-short-circuit state, when the socket body 2 and the plug body 3 are inserted, the short-circuit plate 6 can generate certain displacement under the action of external force until the displacement reaches a set position, the socket body 2 and the plug body 3 are inserted, the short-circuit plate 6 and all the contacts 7 are in a non-conduction state, all the contacts 7 in the connector are in conduction with the socket shell 1 and the plug shell 5 at the moment, the self-short-circuit state of the connector is released, when the socket body 2 and the plug body 3 are changed from the insertion state to the separation state, the connector can realize a short-circuit function again, and then the protective cover 4 is rotated to the connection position of the socket and the plug, and the structure exposed outside is covered, so that the instability of an internal circuit caused by the influence of the external environment is avoided, and serious consequences are caused.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. From short-circuit connector, including socket body (2) and plug body (3), its characterized in that: the socket comprises a socket body (2), wherein a socket shell (1) is fixedly connected to one side of the socket body, a rotary thread is arranged on the surface of the socket shell (1), a protective cover (4) is connected to the surface of the socket shell (1) in a threaded manner, a plug shell (5) is fixedly connected to one side of the plug body (3), and a short circuit board (6) and a contact pin (13) are arranged inside the plug shell (5).

2. The self-shorting connector as recited in claim 1, wherein: the contact pin (13) is provided with a contact element (7), and the surface of the contact element (7) is sleeved with an insulating sheath (11).

3. The self-shorting connector as recited in claim 1, wherein: an insulator (10) is arranged inside the plug shell (5), and the insulator 10 is fixedly connected to the inner wall of the plug shell (5) through a positioning clamp spring.

4. The self-shorting connector as recited in claim 1 or 3, wherein: an O-shaped sealing ring (9) is connected between the socket shell (1) and the insulator (10), and the O-shaped sealing ring (9) is made of silicon rubber.

5. The self-shorting connector as recited in claim 1, wherein: the contact pin (13) and the contact element (7) can be directly contacted with the short circuit board (6), the short circuit board (6) is made of wear-resistant hard material, and the contact pin (13) connected with the contact element (7) is an elastic contact pin (13).

6. The self-shorting connector as recited in claim 1, wherein: socket spring (12) are arranged in the socket shell (1), and plug springs (8) are arranged between the short circuit plates (6).