CN220822072U - Pin locking mechanism of electric plug - Google Patents

Abstract

The utility model discloses an electric plug pin locking mechanism, which comprises an electric plug body, wherein a positioning hole is formed in the electric plug body, a positioning pin is inserted into the inner wall of the positioning hole through a positioning plate, an inner support plate and a plug connector are arranged in the positioning hole through the positioning pin, an elastic locking bulge is arranged on the inner wall of a first groove and is clamped and matched with a positioning groove on the outer side of the positioning plate.

Description

Pin locking mechanism of electric plug

Technical Field

The utility model relates to the technical field of aviation plugs, in particular to an electric plug pin locking mechanism.

Background

Aerial plugs generally consist of plugs, also known as free-end aerial plugs, and sockets, also known as fixed aerial plugs. The connection and disconnection of the circuit are realized by the plugging and separating of the plug and the socket, so that various connection modes of the plug and the socket are generated. For circular aviation plugs, there are mainly three modes of threaded connection, bayonet connection and marble connection. The threaded connection is most common, and has the advantages of simple processing technology, low manufacturing cost, wide application range and the like.

The utility model provides a prevent gyration buckle formula aviation plug among the prior art, application number CN201621453082.6 adopts the serration groove and prevents gyration switch combination to form and prevent slewer, and socket body and plug body screw the back, prevent gyration switch front end and be located the serration groove, prevent gyration switch and can only prevent socket body and plug body automatic reverse rotation in the vibrations environment, ensure stable connection, but be inconvenient for fixing the plug in the electric plug body, fixed stability is relatively poor, the dismouting is used inconveniently to be convenient for overhaul the inside electric plug.

Disclosure of utility model

The utility model aims to provide an electric plug pin locking mechanism which solves the problems that in the prior art, a plug connector is inconvenient to fix in an electric plug body, the fixing stability is poor, and the disassembly and the use are inconvenient, so that the interior of the electric plug is inconvenient to overhaul.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric plug pin locking mechanism, includes the electric plug body, the locating hole has been seted up at the internal middle part of electric plug, the locating hole inner wall is inserted and is equipped with the locating pin through the locating plate, the locating hole is inside to be equipped with interior extension board through the locating pin, interior extension board one side is equipped with a plurality of bayonet joints, the locating plate inserts and establishes in the first recess in the electric plug body outside, elastic locking arch is installed to first recess inner wall, the constant head tank has been seted up in the locating plate outside, and elastic locking arch establishes the cooperation with the constant head tank card.

Furthermore, the locating pin is welded with the locating plate vertically, and a limit groove is formed in one end of the locating pin.

Further, the locating pins and the locating plate are arranged in an annular array, and the width of the limiting groove is larger than the thickness of the inner support plate.

Further, one end of the elastic locking protrusion is arranged in the limiting chute on the inner side of the first groove in a sliding mode through the limiting slide block, and a spring is arranged in the limiting chute on the inner side of the limiting slide block.

Furthermore, the inner wall of the limiting chute is provided with a guide rod, and both ends of the limiting slide block are slidably arranged with the guide rod.

Further, the side wall of the electric plug body at the outer side of the first groove is provided with a sealing groove, and a sealing cover is arranged in the sealing groove through a screw clamp.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, the positioning pin is inserted into the inner wall of the positioning hole in the middle part of the electric plug body through the positioning plate, and the inner support plate and the plug connector are arranged in the positioning hole through the positioning pin, so that the plug connector is conveniently fixed in the electric plug body, the fixing stability is higher, the disassembly and assembly are convenient and quick, and the overhaul treatment on the inside of the electric plug is convenient.

2. According to the utility model, the elastic locking protrusion is arranged on the inner wall of the first groove and is clamped and matched with the positioning groove on the outer side of the positioning plate, so that the positioning plate at one end of the pin can be locked and positioned, and the stability of the plug connector clamped and fixed in the electric plug body can be improved conveniently.

3. According to the utility model, the sealing groove is formed in the side wall of the electric plug body outside the first groove, and the sealing cover is arranged in the sealing groove by the screw clamp, so that the sealing cover treatment can be carried out on one end of the first groove and one end of the positioning plate, and the stability of fixing one end of the positioning pin is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure at A of the present utility model;

fig. 3 is a schematic view of the locating pin structure of the present utility model.

In the figure: 1. an electrical plug body; 2. positioning holes; 3. an inner support plate; 4. a plug; 5. positioning pins; 6. a positioning plate; 7. a first groove; 8. a positioning groove; 9. an elastic locking protrusion; 10. a limit sliding block; 11. limiting sliding grooves; 12. a spring; 13. a guide rod; 14. sealing grooves; 15. sealing cover; 16. a screw; 17. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1, fig. 2 and fig. 3, in an embodiment of the utility model, an electric plug pin locking mechanism includes an electric plug body 1, a positioning hole 2 is provided in the middle of the electric plug body 1, a positioning pin 5 is inserted into the inner wall of the positioning hole 2 through a positioning plate 6, an inner support plate 3 is provided in the positioning hole 2 through the positioning pin 5, a plurality of connectors 4 are provided on one side of the inner support plate 3, so that the connectors 4 are conveniently fixed in the electric plug body 1, the fixing stability is higher, the dismounting is convenient and quick, the overhaul process is convenient for the inside of the electric plug, the positioning plate 6 is inserted into a first groove 7 on the outer side of the electric plug body 1, an elastic locking protrusion 9 is mounted on the inner wall of the first groove 7, a positioning groove 8 is provided on the outer side of the positioning plate 6, and the elastic locking protrusion 9 is matched with the positioning groove 8 in a clamping manner, so that the positioning plate 6 at one end of the positioning pin 5 can be locked and positioned, and the stability of the connectors 4 are conveniently improved to be clamped and fixed in the electric plug body 1.

Preferably, the locating pins 5 are welded with the locating plate 6 vertically, and a limit groove 17 is formed in one end of the locating pins 5, so that the locating process of the inner support plate 3 is conveniently set through the locating pins 5.

Preferably, the locating pins 5 and the locating plate 6 are arranged in an annular array, the width of the limiting groove 17 is larger than the thickness of the inner support plate 3, and the stability of the clamping and locating of the inner support plate 3 in the electric plug body 1 is further improved.

Preferably, one end of the elastic locking protrusion 9 is arranged in the limiting sliding groove 11 on the inner side of the first groove 7 through the limiting sliding block 10 and sliding, a spring 12 is arranged in the limiting sliding groove 11 on the inner side of the limiting sliding block 10, a guide rod 13 is arranged on the inner wall of the limiting sliding groove 11, two ends of the limiting sliding block 10 are arranged in a sliding mode with the guide rod 13, one end of the elastic locking protrusion 9 is conveniently arranged in the first groove 7 in an elastic sliding mode, and stability of the two elastic connection structures is high.

Preferably, the sealing groove 14 is formed in the side wall of the electric plug body 1 outside the first groove 7, and the sealing cover 15 is arranged in the sealing groove 14 in a clamping mode through the screw 16, so that sealing treatment can be carried out on one end of the first groove 7 and one end of the positioning plate 6, and the stability of fixing one end of the positioning pin 5 is improved.

The working principle and the using flow of the utility model are as follows: because the positioning pins 5 are inserted into the inner wall of the positioning hole 2 in the middle part in the electric plug body 1 through the positioning plates 6, the inner support plates 3 and the plug connectors 4 are arranged in the positioning hole 2 through the positioning pins 5, so that the plug connectors 4 are conveniently fixed in the electric plug body 1, the fixing stability is higher, the disassembly and assembly are convenient and quick, and the overhaul treatment on the inside of the electric plug is convenient; and install elastic locking protruding 9 through first recess 7 inner wall, and elastic locking protruding 9 establishes the cooperation with the constant head tank card 8 in the locating plate 6 outside for can be to the locating plate 6 locking location processing of locating pin 5 one end, be convenient for improve the bayonet joint 4 card and establish the stability of fixing in electric plug body 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. An electric plug pin locking mechanism comprises an electric plug body (1), and is characterized in that: the utility model discloses an electric plug, including electric plug body (1), locating hole (2) have been seted up at middle part in electric plug body (1), locating pin (5) have been inserted through locating plate (6) to locating hole (2) inner wall, locating hole (2) are inside to be equipped with interior extension board (3) through locating pin (5), interior extension board (3) one side is equipped with a plurality of bayonet fittings (4), locating plate (6) are inserted and are established in first recess (7) in electric plug body (1) outside, elastic locking arch (9) are installed to first recess (7) inner wall, constant head tank (8) have been seted up in the locating plate (6) outside, and elastic locking arch (9) and constant head tank (8) card are established the cooperation.

2. An electrical plug pin locking mechanism according to claim 1, wherein: the locating pin (5) is welded with the locating plate (6) vertically, and a limit groove (17) is formed in one end of the locating pin (5).

3. An electrical plug pin locking mechanism according to claim 2, wherein: the locating pins (5) and the locating plates (6) are arranged in an annular array, and the width of the limiting groove (17) is larger than the thickness of the inner support plate (3).

4. An electrical plug pin locking mechanism according to claim 1, wherein: one end of the elastic locking protrusion (9) is arranged in a limiting chute (11) on the inner side of the first groove (7) in a sliding manner through a limiting sliding block (10), and a spring (12) is arranged in the limiting chute (11) on the inner side of the limiting sliding block (10).

5. An electrical plug pin locking mechanism according to claim 4, wherein: the inner wall of the limiting chute (11) is provided with a guide rod (13), and both ends of the limiting slide block (10) are slidably arranged with the guide rod (13).

6. An electrical plug pin locking mechanism according to claim 4, wherein: a sealing groove (14) is formed in the side wall of the electric plug body (1) at the outer side of the first groove (7), and a sealing cover (15) is arranged in the sealing groove (14) in a clamping mode through a screw (16).