CN217720137U

CN217720137U - Plug-in device

Info

Publication number: CN217720137U
Application number: CN202221485729.9U
Authority: CN
Inventors: 曹宇宁; 缪爱军; 王明仁
Original assignee: Weizman Power Suzhou Co ltd
Current assignee: Weizman Power Suzhou Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-11-01
Anticipated expiration: 2032-06-15

Abstract

The utility model discloses an inserting device, which comprises a female inserting component and a male inserting component, wherein the female inserting component and the male inserting component can be inserted and separated; the female plug assembly comprises a female seat and a first conductive core; the female seat is internally provided with a jack; an inward-narrowing portion is arranged in the jack; the male plug assembly comprises a male seat and a second conductive core; the male seat is provided with an inserting rod which can enter and exit the inserting hole; the outer edge of the inserted link is provided with an outward convex part which is enlarged outwards; when the female plug assembly and the male plug assembly are plugged, the outer convex part is arranged on the inner side of the inner concave part, and the diameter of the minimum section of the inner concave part is smaller than the diameter of the maximum section of the outer convex part. The utility model discloses a grafting device through the interact between outer convex part and the adduction portion for public, female plug-in components break away from each other and need great strength just can throw off, insert to connect reliable and stable after closing, and realize with low costs.

Description

Plug-in device

Technical Field

The utility model relates to an electric interfacing apparatus technical field especially relates to a grafting device.

Background

The plug-in device is commonly used in the electrical field and is used for realizing the connection between cables or between the cables and elements (such as a motor, a controller, a sensor and the like).

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the defects existing in the prior art, the utility model provides a low-cost and convenient-operation plugging device.

The technical scheme is as follows: in order to achieve the above purpose, the insertion device of the present invention comprises a female insertion component and a male insertion component, which can be inserted and separated;

the female plug assembly comprises a female seat and a first conductive core; the female seat is internally provided with a jack; an inward-narrowing portion is arranged in the jack;

the male plug assembly comprises a male seat and a second conductive core; the male seat is provided with an inserting rod which can enter and exit the inserting hole; the outer edge of the inserted link is provided with an outward convex part which is enlarged outwards;

when the female plug assembly and the male plug assembly are plugged, the outer convex part is arranged on the inner side of the inner concave part, and the diameter of the minimum section of the inner concave part is smaller than the diameter of the maximum section of the outer convex part, so that the inner concave part can limit the outer convex part to move outwards, and only when the male plug assembly is subjected to a larger pulling force, the outer convex part can break through the limitation of the inner concave part to enable the female plug assembly to be separated from the male plug assembly. It can be seen that the structure is above, the female plug-in assembly and the male plug-in assembly can be locked mutually under the action of the inner contraction part and the outer convex part after being plugged, and the stability is good. The first conductive core and the second conductive core may each include a plurality of electrical conductors, such that multiple power and/or signal communications may be achieved.

Further, the first conductive core part is fixed in the jack, and an insulating ring is sleeved on the periphery of the first conductive core part; when the female plug assembly and the male plug assembly are plugged, the insulating ring is in contact with the second conductive core.

Furthermore, the insulating ring has elasticity, and it can be made by the material of rubber, silica gel, female plug assembly with public plug assembly closes the back, the electrically conductive core of second is right the insulating ring produces the extrusion and makes the insulating ring produces deformation. The insulating ring is arranged at the root position of the first conductive core part, and by adopting the structure, the insulating ring can buffer the second conductive core part in the inserting and closing process and prevent moisture from entering the inserting and closing device to conduct the first conductive core part and the second conductive core part to cause short circuit.

Furthermore, the hole section of the jack, which is positioned on the outer side of the inner contraction portion, comprises a tapered hole section, the tapered hole section is large in outer and small in inner, and the tapered hole section plays a guiding role in the process that the inserted link enters the jack.

Further, a conical shaft section is arranged between the outer convex part and the inserted rod.

Furthermore, a first annular surface is arranged on the inward side of the inward-closing part, and a second annular surface is arranged on the outward side of the outward-protruding part; female grafting subassembly and public grafting subassembly insert the back of closing, first annular face with the opposition of second annular face sets up, and the degree of difficulty that leans on multiplicable inserted bar outward movement each other between first annular face and the second annular face promotes the stability after pegging graft. Preferably, the transition between the first annular surface and the conical bore section is provided with a fillet or chamfer.

Further, at least one of the male seat and the female seat has elasticity, so that the outward protruding part can pass through the inward withdrawing part through elastic deformation when the male seat and the female seat are plugged in or separated from each other.

Further, the both ends of public seat all have the jack, all install first electrically conductive core in every jack, so, public plug components can be filled in the effect of commentaries on classics plug for the connection between two public plug components.

Has the beneficial effects that: the utility model discloses a grafting device through the interact between outer convex part and the adduction portion for public, female plug-in components break away from each other and need great strength just can throw off, insert to connect reliable and stable after closing, and realize with low costs.

Drawings

FIG. 1 is an exploded view of a plug device;

FIG. 2 is a cross-sectional view of the female plug assembly;

FIG. 3 is a cross-sectional view of the male plug assembly;

FIG. 4 is an overall cross-sectional view of the plug device;

fig. 5 is an enlarged structural view of a portion a in fig. 4.

In the figure: 1-a female plug-in assembly; 11-a female seat; 11 a-a jack; 11 b-adduction section; 11 c-a tapered bore section; 11 d-a first annular face; 12-a first conductive core; 13-an insulating ring; 2-a male plug-in assembly; 21-male seat; 22-a second conductive core; 21 a-a plunger; 21 b-an external protrusion; 21 c-a tapered shaft section; 21 d-second annular surface.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The plugging device shown in fig. 1 comprises a female plugging component 1 and a male plugging component 2, which can be plugged in and disconnected;

as shown in fig. 2, the female plug assembly 1 includes a female socket 11 and a first conductive core 12; the female seat 11 is internally provided with a jack 11a; an inward-narrowing portion 11b is formed in the insertion hole 11a;

as shown in fig. 3, the male plug assembly 2 includes a male socket 21 and a second conductive core 22; the male seat 21 has a plug rod 21a capable of entering and exiting the plug hole 11a; the outer edge of the insert rod 21a is provided with an outward convex part 21b which is enlarged outwards;

as shown in fig. 4, after the female plug module 1 is plugged into the male plug module 2, the external protrusion 21b is disposed inside the internal recess 11b, and the diameter of the minimum cross section of the internal recess 11b is smaller than the diameter of the maximum cross section of the external protrusion 21b, so that the internal recess 11b can limit the external protrusion 21b from moving out of the hole, and only when the male plug module 2 is subjected to a large pulling force, the external protrusion 21b can break through the limit of the internal recess 11b, and the female plug module 1 is separated from the male plug module 2. With the above structure, the female plug assembly 1 and the male plug assembly 2 can be locked by the inner receiving portion 11b and the outer protruding portion 21b after being plugged, and the stability is good. The first and second

conductive cores

12, 22 may each include a plurality of electrical conductors, such that multiple power and/or signal communications may be achieved.

Preferably, the first conductive core 12 is fixed in the insertion hole 11a, and an insulating ring 13 is sleeved on the periphery of the first conductive core 12; when the female plug assembly 1 and the male plug assembly 2 are plugged together, the insulating ring 13 is in contact with the second conductive core 22.

Preferably, the insulating ring 13 has elasticity, and may be made of rubber or silicone, and after the female plug assembly 1 and the male plug assembly 2 are plugged, the second conductive core 22 extrudes the insulating ring 13 and deforms the insulating ring 13. The insulating ring 13 is arranged at the root position of the first conductive core part 12, and by adopting the structure, the insulating ring 13 can buffer the second conductive core part 22 in the inserting and combining process and prevent moisture from entering the inserting and combining device to conduct the first conductive core part 12 and the second conductive core part 22 to cause short circuit.

Preferably, a hole section of the insertion hole 11a located outside the inner contraction portion 11b includes a tapered hole section 11c, the tapered hole section 11c has a large outer side and a small inner side, and the tapered hole section 11c guides the insertion rod 21a in the process that the insertion rod 21a enters the insertion hole 11 a.

Preferably, a tapered shaft section 21c is arranged between the external convex part 21b and the inserted rod 21 a.

Preferably, the inward side of the inward-folded portion 11b has a first annular surface 11d, and the outward side of the outward-folded portion 21b has a second annular surface 21d; as shown in fig. 5, after the female plug assembly 1 and the male plug assembly 2 are plugged, the first annular surface 11d and the second annular surface 21d are oppositely arranged, and the first annular surface 11d and the second annular surface 21d are mutually abutted, so that the difficulty of outward movement of the plugging rod 21a can be increased, and the stability after plugging can be improved. Preferably, the transition between the first annular surface 11d and the conical bore section 11c is provided with a fillet or chamfer.

Preferably, at least one of the male seat 21 and the female seat 11 has elasticity, so that the male protrusion 21b can pass through the female recess 11b by elastic deformation when the male seat 21 and the female seat are inserted or separated.

Preferably, the male socket 21 has the insertion holes 11a at both ends thereof, and the first conductive core 12 is installed in each insertion hole 11a, so that the male plug assembly 2 can function as a relay plug for connection between two male plug assemblies 2.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, a plurality of modifications and decorations can be made, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A plug device is characterized by comprising a female plug component (1) and a male plug component (2), which can be plugged in and separated from each other;

the female plug-in assembly (1) comprises a female seat (11) and a first conductive core part (12); the female seat (11) is internally provided with a jack (11 a); an inward-contracting part (11 b) which is narrowed inward is arranged in the insertion hole (11 a);

the male plug-in component (2) comprises a male seat (21) and a second conductive core part (22); the male seat (21) is provided with an inserting rod (21 a) capable of entering and exiting the inserting hole (11 a); the outer edge of the inserted rod (21 a) is provided with an outward convex part (21 b) which is enlarged outwards;

when the female plug assembly (1) and the male plug assembly (2) are plugged, the outer convex part (21 b) is arranged at the inner side of the inner concave part (11 b), and the diameter of the minimum section of the inner concave part (11 b) is smaller than the diameter of the maximum section of the outer convex part (21 b).

2. The plugging device according to claim 1, wherein the first conductive core (12) is fixed in the receptacle (11 a), and an insulating ring (13) is sleeved on the periphery of the first conductive core (12); when the female plug-in component (1) and the male plug-in component (2) are plugged together, the insulating ring (13) is in contact with the second conductive core part (22).

3. The plug device according to claim 2, characterized in that the insulating ring (13) is elastic, and the second conductive core (22) presses the insulating ring (13) and deforms the insulating ring (13) when the female plug assembly (1) is plugged into the male plug assembly (2).

4. The plug device according to claim 1, wherein a bore section of the receptacle (11 a) located outside the inner socket portion (11 b) includes a tapered bore section (11 c), and the tapered bore section (11 c) has a large outside and a small inside.

5. The plug device according to claim 1, characterized in that a conical shaft section (21 c) is provided between the male part (21 b) and the plug rod (21 a).

6. The plug device according to claim 1, characterized in that the inner socket (11 b) has a first annular surface (11 d) on the side facing inwards and the outer projection (21 b) has a second annular surface (21 d) on the side facing outwards; after the female plug-in component (1) and the male plug-in component (2) are plugged, the first annular surface (11 d) and the second annular surface (21 d) are arranged in an opposite mode.

7. The plugging device according to claim 1, wherein at least one of the male seat (21) and the female seat (11) is elastic.

8. A plug device according to claim 1, characterised in that the male seat (21) has the receptacle (11 a) at both ends.