CN219477056U

CN219477056U - High shielding plug

Info

Publication number: CN219477056U
Application number: CN202223324594.0U
Authority: CN
Inventors: 彭利钰; 王捷锋; 张旭
Original assignee: Shenzhen Quanma Connector Co ltd
Current assignee: Shenzhen Quanma Connector Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-08-04
Anticipated expiration: 2032-12-12

Abstract

The utility model provides a high-shielding plug which is used for being inserted and matched with a socket and comprises a first barrel sleeve, a second barrel sleeve, a third barrel sleeve and an insulator; the second cylinder sleeve is nested on the outer peripheral surface of the first cylinder sleeve; the third cylinder sleeve is sleeved on the outer peripheral surface of the second cylinder sleeve; the insulator is arranged in the first cylinder sleeve; the insulation device also comprises a plurality of pins, wherein a plurality of partition boards are uniformly distributed at one end of the insulation body, an arc-shaped area is formed between every two adjacent partition boards, and each pin is respectively arranged on each arc-shaped area after penetrating through the insulation body in the axial direction; the shielding device further comprises a first shielding ring and a second shielding ring which are sleeved on the periphery of the insulator. Through separating the afterbody of insulator through a plurality of baffles, all form an arc region that is used for installing the contact pin between two adjacent baffles to cut apart into individual installation space with each contact pin, make each other noninterference when contact pin afterbody welded wire cable, can effectively prevent the short circuit, set up double-deck shielding cover simultaneously, improved the holistic shielding nature of plug.

Description

High shielding plug

Technical Field

The embodiment of the utility model relates to an electric connector, in particular to a high-shielding plug.

Background

The electric connector is widely applied to the existing aviation, aerospace and other fields, and the electric connector is mainly used for connecting cables; the insulator in the existing electric connector is mainly welded with the cable through the head of the contact pin at the tail, and the cable is easy to wind after a plurality of cables are welded, so that short circuit is easy to occur.

Disclosure of Invention

It is therefore an object of embodiments of the present utility model to provide a high shielding plug for overcoming the above problems.

A high shielding plug for mating with a receptacle, comprising:

a first sleeve;

the second cylinder sleeve is nested on the outer peripheral surface of the first cylinder sleeve;

the third cylinder sleeve is sleeved on the outer peripheral surface of the second cylinder sleeve;

an insulator disposed within the first sleeve;

the insulation device also comprises a plurality of contact pins, wherein a plurality of baffle plates are uniformly distributed at one end of the insulation body, an arc-shaped area is formed between every two adjacent baffle plates, and each contact pin is respectively arranged on each arc-shaped area after penetrating through the insulation body in the axial direction; the shielding device further comprises a first shielding ring and a second shielding ring which are sleeved on the periphery of the insulator.

Further, one end of the first shielding ring forms an arc-shaped baffle plate, and the arc-shaped baffle plate is used for enclosing the baffle plate in the socket into a complete circular ring.

Further, the second shielding ring is an annular sleeve, a notch is formed in one end of the annular sleeve, a convex strip is formed by protruding outwards from the outer periphery of the insulator, and the convex strip is matched with the notch so as to sleeve the second shielding ring on the outer periphery of the insulator.

Further, the novel sleeve comprises a tail cap, wherein an external thread is arranged at one end of the first sleeve, and the tail cap is connected with the external thread.

Further, the tail cap further comprises a wire clamp, a wire groove is formed in the wire clamp, and the wire clamp is arranged in the tail cap.

Further, an expansion ring is formed on one side of the second sleeve, and when the plug is inserted into the socket, the expansion ring is used for abutting against the inner wall of the socket and providing resilience force in the radial direction so as to lock the plug and the socket.

Further, the tail of the third sleeve forms a plurality of convex rings, each convex ring is spliced along the axial direction of the third sleeve, and the inner diameter of each convex ring is gradually reduced along the end close to the tail cap from the end far away from the tail cap.

Further, a preset positioning hole is further formed in the outer edge of the third barrel sleeve, and the preset positioning hole is used for preset positioning before the plug and the socket are inserted.

According to the high-shielding plug provided by the utility model, the tail part of the insulator is separated by the plurality of partition boards, and the arc-shaped area for installing the pins is formed between every two adjacent partition boards, so that each pin is divided into independent installation spaces, the pins are not interfered with each other when the cable is welded at the tail part of the pin, short circuit can be effectively prevented, and meanwhile, the double-layer shielding cover is arranged, so that the integral shielding property of the plug is improved.

Drawings

FIG. 1 is a schematic diagram of an explosion structure of a high shielding plug according to the present utility model;

fig. 2 is a schematic cross-sectional view of a high shielding plug according to the present utility model.

The figure shows:

1. a first sleeve;

2. a second sleeve;

3. a third sleeve;

4. an insulator;

5. a contact pin;

6. a first shielding ring;

7. a second shielding ring;

8. a tail cap;

9. a wire clamp;

11. an external thread;

21. an expansion loop;

31. a convex ring;

32. pre-positioning holes;

41. a partition plate;

42. a convex strip;

61. an arc baffle;

71. a notch;

91. wire slot.

Detailed Description

The present utility model 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 utility model 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 utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

A high shielding plug as shown in fig. 1-2, for mating with a socket, comprising a first sleeve 1, a second sleeve 2, a third sleeve 3, and an insulator 4; the second cylinder sleeve 2 is nested on the outer peripheral surface of the first cylinder sleeve 1; the third cylinder sleeve 3 is sleeved on the outer peripheral surface of the second cylinder sleeve 2; the insulator 4 is arranged in the first sleeve 1, the length of the first sleeve 1 is larger than that of the second sleeve 2, and the length of the second sleeve 2 is larger than that of the third sleeve 3, wherein the third sleeve 3 is used for fastening the second sleeve 2 on the outer edge of the first sleeve.

The plug further comprises a plurality of pins 5, a plurality of partition boards 41 are uniformly distributed at one end of the insulator 4, an independent arc-shaped area is formed between every two adjacent partition boards 41, each pin 5 axially penetrates through the insulator and then is respectively arranged on each arc-shaped area, when cables are installed, the cables are welded on one pin and then are abutted against the two adjacent partition boards 41 in the arc-shaped area, and the effect of wire arrangement is achieved by arranging the plurality of partition boards, so that the cables connected with each pin 5 cannot interfere with each other, and the risk of short circuit is reduced; the plug also comprises a first shielding ring 6 and a second shielding ring 7 which are sleeved on the periphery of the insulator 4, and the first shielding ring 6 and the second shielding ring 7 are made of plastic materials.

Further, one end of the first shielding ring 6 forms an arc baffle 61, the arc baffle 61 is a semicircular baffle, the arc baffle 61 is used for enclosing with a baffle in the socket to form a complete circular ring, the arc baffle plays a role in positioning, is installed on a preset position on the outer edge of the insulator 4, and prevents the phenomenon that the contact pin is askew when being inserted into the jack.

Further, the second shielding ring 7 is an annular sleeve, one end of the annular sleeve is provided with a notch 71, the periphery of the insulator 4 protrudes outwards to form a raised strip 42, the raised strip 42 is matched with the notch 71, so that the second shielding ring 7 is sleeved on the periphery of the insulator 4, specifically, after the first shielding ring 6 is sleeved on the insulator 4, the second shielding ring is sleeved on the periphery of the insulator 4, and therefore the first shielding ring 6 and the second shielding ring 7 are both surrounded in the second shielding ring 7, and the overall shielding performance of the plug is improved through a double-layer shielding structure.

Further, the novel socket further comprises a tail cap 8, an external thread 11 is arranged at one end of the first sleeve 1, the tail cap 8 is in spiral connection with the external thread 11, the tail cap 8 is of a hollow structure, and an external cable can pass through the tail cap 8 and then is connected with the contact pin.

Further, the cable clamp further comprises a cable clamp 9, the cable clamp 9 is provided with a wire slot 91, the wire slot 91 is used for clamping cables, the wire slots 91 are provided with a plurality of wire slots which are uniformly distributed on one side of the cable clamp 9 in a ring shape, each wire slot 91 corresponds to one cable, and the wire slots 91 simultaneously play a role of whole wires; the wire clip 9 is placed in the tail cap 8.

Further, an expansion ring 21 is formed on one side of the second sleeve 2, when the plug is plugged into the socket, the expansion ring 21 is used for abutting against the inner wall of the socket and providing resilience force along the radial direction so as to lock the plug with the socket, specifically, the expansion ring 21 is formed by encircling a plurality of expansion sheets in a social interval in a ring shape, the expansion sheets can be plastic or metal sheets with better resilience, and the plug is locked with the socket in the process of being plugged into the socket through resilience force along the radial direction.

Further, the tail of the third sleeve 3 forms a plurality of convex rings 31, each convex ring 31 is spliced along the sequential axial direction of the third sleeve 3, the inner diameter of each convex ring 31 is gradually decreased from one end far away from the tail cap 8 along one end close to the tail cap 8, so that when the third sleeve 3 is pulled, the convex rings 31 are held by a hand, and a certain supporting force can be provided in the horizontal direction due to the inclined design formed by a plurality of convex rings 31, so that the separation of the plug and the socket is changed once.

Furthermore, the outer edge of the third sleeve 3 is further provided with a pre-positioning hole 32, the pre-positioning hole 32 is used for pre-positioning before the plug is inserted into the socket, specifically, a pre-positioning hole can be correspondingly formed in the socket, and the socket is inserted into the socket after being aligned with the holes in the rest of the socket in the pre-positioning hole 32 of the third sleeve 3, so that misplug can be reduced.

The foregoing embodiment numbers of the present utility model are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.

Claims

1. A high shielding plug for mating with a receptacle, comprising:

a first sleeve;

an insulator disposed within the first sleeve;

2. The high shielding plug of claim 1, wherein one end of the first shield ring forms an arcuate shroud for enclosing a complete circle with a shroud in the receptacle.

3. The high shielding plug according to claim 1, wherein the second shielding ring is an annular sleeve, one end of the annular sleeve is provided with a notch, the outer periphery of the insulator protrudes outwards to form a convex strip, and the convex strip is matched with the notch so as to sleeve the second shielding ring on the outer periphery of the insulator.

4. The high shielding plug of claim 1, further comprising a tail cap, wherein an end of the first sleeve is provided with external threads, and wherein the tail cap is coupled to the external threads.

5. The high shielding plug of claim 4, further comprising a wire clip having a wire slot formed therein, the wire clip being disposed in the tail cap.

6. The high shielding plug of claim 1, wherein one side of the second sleeve forms an expansion ring for abutting against an inner wall of the receptacle and providing a resilient force in a radial direction to lock the plug with the receptacle when the plug is plugged into the receptacle.

7. The high shielding plug of claim 4, wherein the tail portion of the third sleeve defines a plurality of collars, each collar being split axially of the third sleeve, the inner diameter of each collar tapering from an end distal from the tail cap to an end proximal to the tail cap.

8. The high shielding plug of claim 7, wherein the outer edge of the third sleeve is further provided with a pre-positioning hole for pre-positioning of the plug prior to mating with a receptacle.