CN220306632U - Aviation plug with stable connection - Google Patents

Abstract

The utility model discloses an aviation plug with stable connection, which belongs to the field of connectors and comprises a male head and a female head which are oppositely arranged; the male base piece is axially detachably arranged at one end of the male head, and external threads are arranged on the male base piece; the female base piece is arranged at one end of the female head in an axial detachable mode, a locking piece is arranged on the female base piece in a limiting mode in a rotating mode, a cavity is formed between the locking piece and the female base piece, a thread groove is formed in the inner wall of the locking piece, the male base piece is arranged in the cavity in a limiting mode, and the thread groove is in movable fit with external threads; according to the utility model, the locking piece is rotatably arranged on the female base piece, when the locking piece is used, the male base piece is arranged in the cavity between the locking piece and the female base piece, the locking piece is rotated to enable the thread groove to be matched with the external thread on the male base piece so as to lock and fix the male head and the female head, and the locking device is firm in structure connection and higher in stability.

Description

Aviation plug with stable connection

Technical Field

The utility model relates to the technical field of connectors, in particular to an aviation plug with stable connection.

Background

A Connector (Connector) of a general electronic product and an electrical appliance plug (Pin) are called a plug. The domestic AC power plug and socket are male connector with bar-like or copper plate-like projection, and female connector type power socket with slot or recess is inserted in physical mode. The size is an important technical requirement related to whether the plug and the socket can be safely used or not and whether the general interchangeability requirement is met or not so as to avoid misplug, wherein the connection stability between the male and female connectors needs to be ensured, some connectors are connected in an interference fit mode, but larger looseness can be generated as soon as the service time is long, the connection is not firm, the use effect is very influenced, and meanwhile, the safety performance is reduced.

Disclosure of Invention

The utility model aims to provide an aviation plug with stable connection, which solves the defects of unstable connection and low stability of a connector in the prior art.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme: an aviation plug with stable connection comprises a male head and a female head which are oppositely arranged;

the male base piece is axially detachably arranged at one end of the male head, and external threads are arranged on the male base piece;

female first one end axial demountable installation has female foundation piece, spacing and rotation are installed the retaining member on the female foundation piece, form the cavity between retaining member and the female foundation piece, and the retaining member inner wall is equipped with the screw groove, the cavity is arranged in to public foundation piece spacing, screw groove clearance fit external screw thread.

Threaded holes are formed in the male head and the female head, threads are formed in the male base piece and the female base piece, and the male base piece and the female base piece are correspondingly matched with the threaded pieces to be connected with the male head and the female head.

And the separated ends of the male head and the female head are respectively provided with a rubber sleeve.

The female foundation piece surface circumference is fixed with No. two flanges and overlaps and is equipped with rotary spring, retaining member inner wall circumference is fixed with No. one flange, the female foundation piece is arranged in the retaining member cavity, and female foundation piece is connected to rotary spring one end, and retaining member is connected to the other end, still is fixed with the snap ring of butt No. one flange on the female foundation piece.

The female foundation piece outer wall radial installation has the location arch, the radial matching of public foundation piece inner wall is equipped with the constant head tank, the cavity between retaining member and the female foundation piece is arranged in to public foundation piece, and the location arch corresponds to be arranged in the constant head tank.

And the surface of the male foundation piece and the surface of the locking piece are provided with anti-slip printing lines.

The outer surface edge of the locking piece is also provided with an arrow mark.

According to the technical scheme, the utility model has the following effects:

the utility model is provided with the locking piece in a rotating way on the female base piece, when in use, the male base piece is arranged in the cavity between the locking piece and the female base piece, the locking piece is rotated to enable the thread groove to be matched with the external thread on the male base piece so as to lock and fix the male head and the female head, the structure is firmly connected, the stability is higher,

secondly, the locking piece and the male base piece are installed through the rotary spring, the locking piece is restrained in a rotating mode during installation, the locking piece is released when the external threads are contacted with the end portions of the thread grooves, the locking piece can automatically rotate to achieve locking, operation is simplified, and locking connection speed is increased;

in addition, the positioning protrusions on the female foundation piece are matched with the positioning grooves on the male foundation piece, so that the butt joint of the male and female heads is quickened, meanwhile, the locking degree is prevented from being influenced by the relative rotation of the male and female heads, and the safety and stability are improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the female end of the present utility model with the retaining member removed;

FIG. 3 is a schematic view of a male end of the present utility model;

FIG. 4 is a schematic view of the structure of the locking member on the female end of the present utility model;

fig. 5 is a schematic view of the structure of the utility model after removing the rubber sleeve.

Wherein: the novel plastic rubber sleeve comprises a male head 1, a female head 2, a locking piece 3, a 31 thread groove, a first flange 32, a female base piece 4, a 41 positioning protrusion, a 42 rotary spring, a second flange 43, a male base piece 5, an external thread 51, a 52 positioning groove and a rubber sleeve 6.

Description of the embodiments

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 and 2, the utility model discloses an aviation plug with stable connection, which comprises a male head 1 and a female head 2 which are oppositely arranged; one end of the male head 1 is axially detachably provided with a male base member 5, and the male base member 5 is provided with an external thread 51;

female first 2 one end axial demountable installation has female foundation piece 4, spacing and rotation are installed retaining member 3 on the female foundation piece 4, form the cavity between retaining member 3 and the female foundation piece 4, and retaining member 3 inner wall is equipped with thread groove 31, the cavity is arranged in to male foundation piece 5 spacing, thread groove 31 clearance fit external screw thread 51.

In this embodiment, all be equipped with the screw hole on public first 1, female head 2, be equipped with the screw thread on public basis spare 5, the female basis spare 4, public basis spare 5, female basis spare 4 correspond the screw thread piece cooperation and connect public first 1, female head 2, and this design is convenient for dismantlement in later stage, and the product is scrapped the dismantlement recycle of recoverable spare part of also being convenient for.

As most of the plugs are used on the new energy connection plug, the electrified equipment considers insulativity, rubber sleeves 6 are arranged on the separated ends of the male head 1 and the female head 2, and the cable fixing at the tail end of the male head and the tail end of the female head is reinforced by adopting a fusion plastic matched mould for thermoplastic molding during installation.

The embodiment of the utility model provides a better retaining member 3 mounting structure, female foundation member 4 surface circumference is fixed with No. two flanges 43 and overlaps and is equipped with slewing spring 42, retaining member 3 inner wall circumference is fixed with No. one flange 32, female foundation member 4 is arranged in retaining member 3 cavity, and female foundation member 4 is connected to slewing spring 42 one end, and retaining member 3 is connected to the other end, still is fixed with the snap ring of butt No. one flange 32 on the female foundation member 4, and slewing spring 4's installation is realized the restraint to retaining member 3, prevents that retaining member 3 after the cooperation and public foundation member 5 from appearing not hard up under the effect of external force, design benefit.

Further, on the basis of the above embodiment, the positioning protrusion 41 is radially installed on the outer wall of the female base member 4, the positioning groove 52 is radially matched with the inner wall of the male base member 5, the male base member 5 is arranged in the cavity between the locking member 3 and the female base member 4, the positioning protrusion 41 is correspondingly arranged in the positioning groove 52, the positioning protrusion 41 and the positioning groove 52 can prevent radial rotation between the female base member 4 and the male base member 5, and the locking degree of the male and female heads after locking is reduced.

In other embodiments, anti-skid printing lines are arranged on the surface of the male base part 5 and the surface of the locking part 3, so that friction force is increased and anti-skid performance is improved during use; the edge of the outer surface of the locking piece 3 is also provided with an arrow mark for prompting the locking direction, the design is more humanized, and the locking piece is used as a connecting plug, and the fact that corresponding terminals are installed in the cavities of the male base piece 5 and the female base piece 4 in actual production is also indispensable.

The specific application is as follows: when the aviation plug is used, an operator holds the male head 1 and the female head 2 by two hands respectively, inserts the male base member 5 into the cavity between the female base member 4 and the locking member 3 along the positioning bulge on the female base member 4 until the thread groove 31 is abutted with the external thread 51, rotates the locking member 3 at the moment and continuously inserts the male head 1 and the female head 2, releases the locking member 3 in the process, and enables the thread groove 31 to be matched with the external thread 51 under the action of the rotary spring 42 so as to finish the locking of the aviation plug;

when unlocking, the locking piece 3 is rotated to separate the thread groove 31 from the external thread 51 until the male head 1 and the female head 2 are pulled relatively after complete separation, and then the unlocking process is completed.

It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.

Claims (7)

1. The aviation plug is characterized by comprising a male head (1) and a female head (2) which are oppositely arranged;

one end of the male head (1) is axially detachably provided with a male base piece (5), and the male base piece (5) is provided with external threads (51);

female first (2) one end axial demountable installation has female foundation piece (4), spacing and rotation are installed retaining member (3) on female foundation piece (4), form the cavity between retaining member (3) and female foundation piece (4), and retaining member (3) inner wall is equipped with screw thread groove (31), cavity is arranged in to public foundation piece (5) spacing, screw thread groove (31) movable fit external screw thread (51).

2. The aviation plug with stable connection according to claim 1, wherein threaded holes are formed in the male head (1) and the female head (2), threads are formed in the male base piece (5) and the female base piece (4), and the male base piece (5) and the female base piece (4) are correspondingly matched with the threaded pieces to connect the male head (1) and the female head (2).

3. The aviation plug with stable connection according to claim 2, wherein the rubber sleeves (6) are arranged on the separated ends of the male head (1) and the female head (2).

4. The aviation plug with stable connection according to claim 1, wherein a second flange (43) is circumferentially fixed on the surface of the female base member (4) and sleeved with a rotary spring (42), a first flange (32) is circumferentially fixed on the inner wall of the locking member (3), the female base member (4) is arranged in a cavity of the locking member (3), one end of the rotary spring (42) is connected with the female base member (4), the other end of the rotary spring is connected with the locking member (3), and a clamping ring which is abutted against the first flange (32) is further fixed on the female base member (4).

5. The aviation plug with stable connection according to claim 4, wherein the positioning protrusions (41) are radially arranged on the outer wall of the female base member (4), the positioning grooves (52) are radially matched and arranged on the inner wall of the male base member (5), the male base member (5) is arranged in a cavity between the locking member (3) and the female base member (4), and the positioning protrusions (41) are correspondingly arranged in the positioning grooves (52).

6. The aviation plug with stable connection according to claim 5, wherein the surface of the male foundation piece (5) and the surface of the locking piece (3) are provided with anti-slip printing patterns.

7. An aviation plug with stable connection according to claim 6, the outer edge of the locking piece (3) is also provided with an arrow mark.