CN214798078U

CN214798078U - Locking type electric connector

Info

Publication number: CN214798078U
Application number: CN202120865630.0U
Authority: CN
Inventors: 吴宗磊; 刘哲蒲; 吴结平
Original assignee: Luoyang Puda Electronic Technology Co ltd
Current assignee: Luoyang Puda Electronic Technology Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-19
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a locking type electric connector, which comprises a plug, a socket, a damping component and a plurality of connecting bolts; the plug is of a cylindrical structure, a plurality of pin holes are formed in the end face of the plugging end of the plug, and a plurality of pins corresponding to the pin holes in the plug are arranged in the middle of the socket; a plurality of connecting bolts respectively penetrate through the arc-shaped long holes in the first connecting flange and the second connecting flange to connect the plug and the socket; the damping assembly comprises a mounting plate, a nut column and a damping spring; the nut column penetrates through the mounting hole in the mounting plate and the damping spring to fix the socket on the mounting position. The arrangement of the limiting ring groove on the plug of the utility model does not need to arrange other parts such as a sealing washer and the like, thereby reducing the number of installation parts; the limiting convex edge is matched with the limiting block, so that the plug and the socket are effectively locked axially; the arrangement of the alignment marks and the insertion grooves reduces the insertion difficulty, reduces the damage of the insertion operation to the contact pins and prolongs the service life of the electric connector; and the arrangement of the damping device ensures the working stability.

Description

Locking type electric connector

Technical Field

The utility model relates to an electric connector technical field, concretely relates to locking type electric connector.

Background

The electric connector is used for carrying out electric connection and signal transmission between devices, assemblies and systems and is a necessary basic element for forming a complete system, the traditional electric connector is mainly fixedly connected in a threaded connection mode, a buckling connection mode or a steel ball fixing mode, and the situation that the connection is not stable enough is easy to occur when the electric connector is used, so that the electric connector is easy to loosen; and the existing electric connector is complex in locking structure, and the production difficulty is increased.

Disclosure of Invention

For overcoming not enough in the background art, the utility model aims to solve the technical problem that a locking type electric connector is provided, simple structure, convenient operation, locking is effectual, and stability is high.

The utility model discloses the technical scheme who adopts of its technical problem is solved in the creation:

a locking type electric connector comprises a plug, a socket, a damping component and a plurality of connecting bolts;

the plug is of a cylindrical structure, a plurality of pin inserting holes are formed in the end face of the plugging end of the plug, three arc-shaped limiting convex edges are uniformly arranged on the outer edge of the plugging end along the circumference, and plugging grooves are formed between every two adjacent limiting convex edges; a first connecting flange is arranged on the outer edge of the plug at the rear side of the limiting convex edge, a plurality of arc-shaped long holes are formed in the first connecting flange along the ring surface, and limiting ring grooves are formed in the ring surface on the inner side of the arc-shaped long holes;

the front end of the socket is of an inward-concave structure, three arc-shaped limiting blocks corresponding to the three insertion grooves on the plug are uniformly arranged on the inner wall of the front end of the socket along the circumference, and the limiting blocks are flush with the end part of the socket; the middle part of the socket is provided with a plurality of contact pins corresponding to the contact pin holes on the plug; a second connecting flange is arranged on the outer edge of the front end of the socket, and arc-shaped long holes corresponding to the arc-shaped long holes in the first connecting flange are formed in the second connecting flange; a plurality of connecting bolts respectively penetrate through the arc-shaped long holes in the first connecting flange and the second connecting flange to connect the plug and the socket;

the damping assembly comprises a mounting plate, a nut column and a damping spring; the mounting plate is a square plate with a through hole in the middle, and mounting holes are formed in the four corners of the mounting plate; the mounting plate is arranged on the outer edge of the rear end of the socket through the middle through hole; the damping springs are respectively arranged at the rear sides of the four mounting holes on the mounting plate of the socket; the nut column penetrates through the mounting hole in the mounting plate and the damping spring to fix the socket on the mounting position.

Specifically, a circle of anti-slip ribs are arranged on the outer edge of the rear end of the plug; the friction force is increased when the plug and the socket are inserted and rotated conveniently.

Specifically, the inserting groove is provided with a counterpoint mark; the limiting block and the inserting groove can be conveniently and rapidly aligned and inserted.

Specifically, the arc length of the limiting convex edge is smaller than that of the limiting block.

Due to the adoption of the technical scheme, the utility model discloses the creation possesses following beneficial effect:

the locking type electric connector of the utility model has the advantages that the arrangement of the limit ring groove on the plug ensures that the front end of the socket is positioned in the limit ring groove of the plug after installation, sealing is realized through structural cooperation, other parts such as a sealing washer and the like are not needed to be arranged, and installation parts are reduced; the limiting convex edge is matched with the limiting block, the structure is simple, the plug and the socket are effectively locked axially, and looseness in the use process is prevented; the alignment mark and the insertion groove are arranged, so that the insertion positioning and the operation are facilitated, the insertion difficulty is reduced, the damage of the insertion operation to the contact pin is reduced, and the service life of the electric connector is prolonged; the shock absorption device reduces the influence of the socket and the plug in a vibration environment, and ensures the working stability.

Drawings

Fig. 1 is an explosion diagram of the whole installation of the present invention.

Fig. 2 is a schematic diagram of the socket of the present invention.

In the figure: 1-plug, 2-pin hole, 3-limit convex rib, 4-plug groove, 5-first connecting flange, 6-arc long hole, 7-limit ring groove, 8-anti-slip rib, 9-alignment mark, 10-socket, 11-limit block, 12-pin, 13-second connecting flange, 14-mounting plate, 15-nut column and 16-damping spring.

Detailed Description

The invention will be further explained below with reference to the drawings and examples, without limiting the scope of the invention, which is intended to protect all technical improvements within the scope of the invention.

Examples

The locking type electric connector shown in the attached figures 1-2 comprises a plug 1, a socket 10, a shock absorption assembly and a plurality of connecting bolts.

The plug 1 is of a cylindrical structure, a plurality of pin inserting holes 2 are formed in the end face of the inserting end of the plug 1, three arc-shaped limiting convex edges 3 are uniformly arranged on the outer edge of the inserting end along the circumference, and inserting grooves 4 are formed between every two adjacent limiting convex edges 3; the alignment mark 9 is arranged on the inserting groove 4; the limiting block 11 and the inserting groove 4 are convenient to be quickly aligned and inserted; a first connecting flange 5 is arranged on the outer edge of the plug 1 at the rear side of the limiting convex edge 3, a plurality of arc-shaped long holes 6 are formed in the first connecting flange 5 along the ring surface, a limiting ring groove 7 is formed in the ring surface on the inner side of each arc-shaped long hole 6, and a circle of anti-skidding edge 8 is arranged on the outer edge of the rear end of the plug 1; so as to increase the friction force when the plug 1 is inserted into the socket 10 and rotates.

The front end of the socket 10 is arranged to be of an inward-concave structure, three arc-shaped limiting blocks 11 corresponding to the three insertion grooves 4 on the plug 1 are uniformly arranged on the inner wall of the front end of the socket 10 along the circumference, the limiting blocks 11 are arranged in parallel with the end part of the socket 10, and the arc length of the limiting convex edge 3 is smaller than that of the limiting blocks 11; the middle part of the socket 10 is provided with a plurality of pins 12 corresponding to the pin holes 2 on the plug 1; a second connecting flange 13 is arranged on the outer edge of the front end of the socket 10, and arc-shaped long holes 6 corresponding to the arc-shaped long holes 6 on the first connecting flange 5 are arranged on the second connecting flange 13; a plurality of connecting bolts respectively pass through the arc-shaped long holes 6 on the first connecting flange 5 and the second connecting flange 13 to connect the plug 1 with the socket 10.

The damping assembly comprises a mounting plate 14, a nut column 15 and a damping spring 16; the mounting plate 14 is a square plate with a through hole in the middle, and mounting holes are formed in the four corners of the mounting plate 14; the mounting plate 14 is arranged on the outer edge of the rear end of the socket 10 through a middle through hole; the damping springs 16 are respectively arranged at the rear sides of the four mounting holes on the mounting plate 14 of the socket 10; the nut posts 15 pass through mounting holes in the mounting plate 14 and the damping springs 16 to fix the socket 10 in the mounting position.

When the socket is used, the nut column 15 penetrates through each mounting hole on the mounting plate 14 and the damping spring 16, the nut column 15 is screwed, and the socket 10 is fixed on the electric equipment mounting position; observing the positions of a limiting block 11 on the inner wall of the front end of a socket 10 and an inserting groove 4 on a plug 1, wherein the limiting block 11 corresponds to an alignment mark 9 on the inserting groove 4, the plug 1 is inserted into the socket 10, and a contact pin 12 is positioned in a contact pin hole 2; meanwhile, the front end of the socket 10 is inserted into the limit ring groove 7 on the first connecting flange 5 of the plug 1; the plug 1 is slightly rotated by the anti-slip edge 8 on the plug 1, so that the limiting convex edge 3 on the plug 1 is correspondingly clamped with the limiting block 11 on the inner wall of the socket 10 along with the rotation; the first connecting flange 5 on the plug 1 is attached to the second connecting flange 13 on the socket 10 in an aligning manner, and the plurality of connecting bolts penetrate through the corresponding arc-shaped long holes 6 to further fix the plug 1 and the socket 10.

The part of the utility model not detailed is prior art.

The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.

Claims

1. A locking type electric connector is characterized by comprising a plug, a socket, a damping component and a plurality of connecting bolts;

2. The secure electrical connector of claim 1, wherein: a circle of anti-slip ribs are arranged on the outer edge of the rear end of the plug; the friction force is increased when the plug and the socket are inserted and rotated conveniently.

3. The secure electrical connector of claim 1, wherein: the splicing groove is provided with a counterpoint mark; the limiting block and the inserting groove can be conveniently and rapidly aligned and inserted.

4. The secure electrical connector of claim 1, wherein: the arc length of the limiting convex edge is smaller than that of the limiting block.