CN217823530U

CN217823530U - Electric connector plug

Info

Publication number: CN217823530U
Application number: CN202221941494.XU
Authority: CN
Inventors: 龚炯威; 孙佳奇
Original assignee: Ningbo Hongwu Aviation Technology Co ltd
Current assignee: Ningbo Hongwu Aviation Technology Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-15
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to an electric connector technical field discloses an electric connector plug, its technical scheme main points are including the card cap, casing and insulator, insulator interference fit is in the casing, the bayonet lock cooperation on helicla flute and the socket, the bayonet lock gets into from the opening part of helicla flute, then rotate the card cap, and promote socket and plug connection simultaneously, the contact pin is to inserting with the jack spare, the bayonet lock is along the helicla flute, remove towards its tail end, and the part inlays in the recess, through the counterbalance of elastic component to the card cap, make card cap and socket offset, the counterbalance force is towards socket one side, make the bayonet lock offset in the recess, improve the fastness between socket and the plug, make the card cap need certain revolving force, just can make the bayonet lock break away from the recess.

Description

Electric connector plug

Technical Field

The utility model relates to an electric connector technical field, more specifically the utility model relates to an electric connector plug that says so.

Background

The electric connector not only needs to meet the general performance requirements, but also has the particularly important requirements that the electric connector has good contact, reliable work and convenient maintenance, and is widely applied to military systems such as aviation, aerospace, national defense and the like;

the electric connector comprises a plug and a socket, the socket and the plug normally work after being plugged, and the electric connector vibrates due to the influence of the working environment, so that looseness can be generated between the plug and the socket, and poor contact is caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an electric connector plug for fastness between improvement socket and the plug.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electric connector plug, includes card cap, casing and insulator, insulator interference fit in the casing, card cap cover is located outside the casing, the card cap with be provided with between the casing and prevent jumping circle and rand, the annular of circumference is seted up to card cap medial surface, part the rand embedding in the annular, and part the rand with prevent jumping the circle and offset, the outer integrated into one piece of casing has the ring, the ring with prevent jumping and be formed with the holding tank between the circle, be provided with the elastic component in the holding tank, the both sides of elastic component respectively with prevent jumping the circle with the card cap offsets, the card cap is kept away from a plurality of helicla flute has been seted up to the one end medial surface of annular, the helicla flute is kept away from a side of annular is seted up flutedly.

As a further improvement, the clamping cap is provided with a through hole corresponding to the spiral groove tail end, and the groove is formed in the through hole.

As a further improvement of the utility model, the groove is smaller than half of the through hole.

As a further improvement of the utility model, the radial depth range of the groove is 0.4 to 0.5 mm.

As a further improvement of the present invention, the spiral groove is provided three and follows the uniform distribution of the circumferential direction of the chuck cap.

As a further improvement of the utility model, the shell is close to the one end of the spiral groove is provided with a plurality of positioning keys.

As a further improvement of the utility model, the casing is close to the one end of helicla flute is provided with a plurality of navigation key.

As a further improvement of the utility model, the insulator is made of rubber.

The utility model has the advantages that: the utility model discloses bayonet lock cooperation on well helicla flute and the socket, the bayonet lock gets into from the opening part of helicla flute, then rotate the card cap, and promote socket and connector assembly simultaneously, the contact pin is to inserting with the jack spare, the bayonet lock is along the helicla flute, move towards its tail end, and the part inlays in the recess, through the counterbalance of elastic component to the card cap, make card cap and socket offset, the counterbalance is towards socket one side, make the bayonet lock offset in the recess, improve the fastness between socket and the plug, make the card cap need certain revolving force, just can make the bayonet lock break away from the recess.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the middle locking cap of the present invention;

fig. 4 is a cross-sectional view of the locking cap of the present invention;

fig. 5 is a schematic structural view of the anti-jump ring of the present invention.

Reference numerals are as follows: 1. a clamping cap; 11. a helical groove; 12. a groove; 13. a through hole; 14. a ring groove; 2. a housing; 21. positioning is healthy; 22. a loop; 3. an insulator; 4. a jump-proof ring; 5. a collar; 6. accommodating grooves; 7. an elastic member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front", "back", "left", "right", "upper" and "lower" refer to directions in the drawings, and the terms "bottom" and "top", "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 5, an electrical connector plug of the present embodiment includes a clamping cap 1, a housing 2 and an insulator 3, wherein the insulator 3 is in interference fit in the housing 2, a plurality of mounting holes are formed in the insulator 3, the mounting holes penetrate through two ends of the insulator 3, a jack piece is embedded in the mounting holes, and two ends of the jack piece are both provided with jacks capable of being matched with pins of a socket for mating insertion;

the clamping cap 1 is sleeved outside the shell 2, an anti-jump ring 4 and a clamping ring 5 are arranged between the clamping cap 1 and the shell 2, a circumferential annular groove 14 is formed in the inner side surface of the clamping cap 1, part of the clamping ring 5 is embedded into the annular groove 14, part of the clamping ring 5 abuts against the anti-jump ring 4, the anti-jump ring 4 is in a flange shape and is provided with a step, part of the clamping ring 5 is located in the step and abuts against the anti-jump ring 4, the anti-jump ring 4 cannot move away from one side of the elastic part 7 and even breaks away from the shell 2, the anti-jump ring 4 always abuts against the elastic part 7 and the clamping ring 5, a ring 22 is integrally formed outside the shell 2, an accommodating groove 6 is formed between the ring 22 and the anti-jump ring 4, an elastic part 7 is arranged in the accommodating groove 6, two sides of the elastic part 7 respectively abut against the anti-jump ring 4 and the clamping cap 1, the elastic part 7 is a wave-shaped reed, a plurality of spiral grooves 11 are formed in the inner side surface, away from the annular groove 14, of the spiral groove 11 is formed in one side surface, away from the annular groove 14, and a groove 12 is formed in the spiral groove 11;

the socket is fixedly connected with a bayonet lock, when the bayonet lock is plugged, the bayonet lock is aligned with the corresponding spiral groove 11 and enters from an opening of the spiral groove 11, then the clamping cap 1 is rotated and the socket and the plug are simultaneously pushed to be connected, the bayonet lock is plugged with the plug hole piece along the spiral groove 11, moves towards the tail end of the spiral groove 11 and is partially embedded in the groove 12, the clamping cap 1 is abutted against the socket through the abutting of the elastic piece 7 against the clamping cap 1, the abutting force faces one side of the socket, the bayonet lock is abutted against the groove 12, the firmness between the socket and the plug is improved, and the clamping cap 1 can be separated from the groove 12 only by a certain rotating force;

the elastic piece 7 is arranged, and the anti-vibration effect is achieved.

Referring to fig. 3 and 4, a through hole 13 corresponding to the tail end of the spiral groove 11 is formed in the clamping cap 1, the groove 12 is formed in the through hole 13, the groove 12 can be formed conveniently, the clamping cap 1 can be directly perforated through a machining process to machine the groove 12, and whether the clamping pin is installed in place or not can be observed through the through hole 13.

Recess 12 is less than the half of through-hole 13, and recess 12 is less than the semicircle promptly, is cylindricly because of the part of bayonet lock embedding recess 12 for in the bayonet lock can the smooth card income recess 12, if recess 12 is greater than the semicircle, then behind the bayonet lock card income recess 12, need spend the rotatory card cap 1 of power that is bigger, just can make the bayonet lock withdraw from in the recess 12.

The radial depth of the groove 12 ranges from 0.4 to 0.5 mm, and the radial depth is the maximum distance from the groove 12 to the side of the spiral groove 11 away from the ring groove 14, i.e., a shown in fig. 4.

Helicla flute 11 is provided with threely to along 1 circumference evenly distributed of card cap, the stability of bayonet lock embedding recess 12 is improved in the setting of a plurality of helicla flutes 11, after bayonet lock embedding recess 12, makes the power increase that needs rotate card cap 1, and the socket is more stable with the plug installation, prevents to take place not hard up.

Referring to fig. 1 and 5, one end of the shell 2 close to the spiral groove 11 is provided with a plurality of positioning keys 21, and the shell of the socket is provided with positioning grooves corresponding to the positioning keys 21, and the positioning grooves are matched with the positioning keys 21, so that the socket and the plug can be positioned and prevented from being inserted in a staggered manner when being oppositely inserted.

The insulator 3 is made of rubber, and the rubber has elasticity, so that installation errors generated when all parts of the plug are installed can be made up, and the socket is connected with the plug more tightly.

Above only the utility model discloses a preferred embodiment, the utility model discloses a scope not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.

Claims

1. An electrical connector plug, comprising: including card cap (1), casing (2) and insulator (3), insulator (3) interference fit in casing (2), card cap (1) cover is located outside casing (2), card cap (1) with be provided with between casing (2) and prevent jumping circle (4) and rand (5), circumferential annular (14), part are seted up to card cap (1) medial surface rand (5) embedding in annular (14), and part rand (5) with prevent jumping circle (4) counterbalance, the outer integrated into one piece of casing (2) has ring (22), ring (22) with prevent being formed with between jumping circle (4) holding tank (6), be provided with elastic component (7) in holding tank (6), the both sides of elastic component (7) respectively with prevent jumping circle (4) with card cap (1) counterbalance, card cap (1) is kept away from a plurality of helicla flute (11) have been seted up to the medial surface of annular (14), a side face (12) that helicla flute (11) were seted up are kept away from.

2. An electrical connector plug according to claim 1, wherein: the clamping cap (1) is provided with a through hole (13) corresponding to the tail end of the spiral groove (11), and the groove (12) is formed in the through hole (13).

3. An electrical connector plug according to claim 2, wherein: the groove (12) is smaller than one half of the through hole (13).

4. An electrical connector plug according to claim 3, wherein: the radial depth of the groove (12) ranges from 0.4 to 0.5 mm.

5. An electrical connector plug as claimed in any one of claims 1 to 4, wherein: the number of the spiral grooves (11) is three, and the spiral grooves are evenly distributed along the circumferential direction of the clamping cap (1).

6. An electrical connector plug according to claim 4, wherein: and one end of the shell (2) close to the spiral groove (11) is provided with a plurality of positioning keys (21).

7. An electrical connector plug according to claim 4, wherein: the elastic piece (7) is a wave-shaped reed.

8. An electrical connector plug according to claim 4, wherein: the insulator (3) is made of rubber.