CN218958122U

CN218958122U - Anti-drop low-temperature connector

Info

Publication number: CN218958122U
Application number: CN202223061687.9U
Authority: CN
Inventors: 姚明
Original assignee: Shanghai Junhe Automation Technology Co ltd
Current assignee: Shanghai Junhe Automation Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-05-02
Anticipated expiration: 2032-11-18

Abstract

The utility model discloses an anti-drop low-temperature connector, which comprises a socket component and a plug component, wherein the socket component and the plug component are both in a revolving body structure, the plug component is in matched insertion connection with the socket component, a spiral groove is arranged on the side surface of the socket component, the spiral groove extends to the outer end surface of the socket component, the plug component is movably connected with an anti-drop sleeve, radial pins are arranged on the inner wall of the anti-drop sleeve, the number of the pins is equal to that of the spiral groove and are uniformly distributed along the circumference, the pins can be screwed into the spiral groove to realize connection, the plug component comprises a tail shell, a front barrel and an insert seat, the tail shell is in matched insertion connection with the tail inner cavity of the front barrel, and a limit ring is arranged on the front barrel, is positioned in the inner cavity of the anti-drop sleeve and provides single-axial constraint. The plug assembly is connected with the socket assembly through the anti-drop sleeve after being inserted, separation is prevented when the pulling stress is applied, the anti-drop sleeve rotates by a small angle, and the bottom of the screw-in spiral groove of the pin can be connected, so that the operation is convenient and the connection is firm.

Description

Anti-drop low-temperature connector

Technical Field

The utility model relates to the technical field of connectors, in particular to an anti-drop low-temperature connector.

Background

The connector is generally used for connecting two active devices to realize current and signal transmission, and is widely applied to various fields, and the quality of the connector determines the reliability of current and signal transmission. The low-temperature connector can be normally used in a low-temperature environment, has special requirements on internal insulation plastic materials, comprises a male-end plug and a female-end socket, wherein a pin is arranged in the plug, the tail of the male-end pin is connected with a cable, and when the pin abuts against the female-end socket, current and signals can be transmitted. The male end and the female end of the existing low-temperature connector are not very firm in connection after being plugged, and the male end and the female end are easily separated due to the fact that a cable is dragged during use, so that some existing connectors are provided with anti-falling structures, and the existing anti-falling structures have various forms, such as: similar to the eye-splice structure on the knapsack, the anti-drop structure is generally made of plastic materials and limited by the size, can bear smaller drag force, and is suitable for thin cables; the anti-drop structure that adopts the nut to connect the male end and the female end is also available, and the structure can bear larger dragging force, but when in connection, the nut needs to be screwed for a plurality of circles, and the operation is not very convenient.

Disclosure of Invention

The present utility model is directed to an anti-disengaging low temperature connector, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anticreep low temperature connector, includes socket assembly and plug assembly, socket assembly, plug assembly are solid of revolution structure, and plug assembly and socket assembly assorted grafting, socket assembly's side is equipped with the helicla flute, and the helicla flute is less than 1/4 circle, the helicla flute is equipped with two and along circumference evenly distributed at least, the helicla flute extends to socket assembly's outer terminal surface, plug assembly swing joint has the anticreep cover, the anticreep cover inner wall is equipped with radial pin, and the quantity of pin equals with the quantity of helicla flute and along circumference evenly distributed, and the pin can screw in the helicla flute realization be connected, plug assembly includes tail shell, a front section of thick bamboo and plug seat, and tail shell and the afterbody inner chamber assorted grafting of a front section of thick bamboo are provided with the retainer ring on the front section of thick bamboo, and the retainer ring is located the inner chamber of anticreep cover and provides the restriction of monoaxial.

Preferably, a rectangular mounting plate is arranged on the socket assembly, and mounting holes are formed in four corners of the mounting plate.

Preferably, the plug core seat is made of fluoroplastic and is clamped in the front cylinder, the tail part of the plug core seat is provided with external threads and is in threaded connection with the inner cavity of the tail shell, the inner cavity of the front cylinder is provided with annular protrusions, the plug core seat is provided with positioning rings, and the protrusions are clamped between the end face of the tail shell and the positioning rings.

Preferably, the outside draw-in groove of retainer plate, the inner wall of front cylinder is equipped with axial location strip, and location strip and draw-in groove joint constraint cartridge seat are rotatory.

Compared with the prior art, the utility model has the beneficial effects that: the plug component and the socket component of the connector are connected through the anti-drop sleeve after being plugged, separation is prevented when the connector is pulled under a stress, the anti-drop sleeve rotates by a small angle, and the bottom of the spiral groove of the pin screw can be connected, so that the operation is convenient and the connection is firm.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure of the present utility model;

FIG. 3 is a schematic view of a plug assembly of the present utility model in semi-section;

fig. 4 is an end view of a plug assembly according to the present utility model.

In the figure: 1. a receptacle assembly; 2. a plug assembly; 21. a tail shell; 22. a front barrel; 23. a cartridge seat; 24. a limit ring; 25. a protrusion; 3. an anti-falling sleeve; 4. a spiral groove; 5. and (3) mounting a plate.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an anticreep low temperature connector, includes socket assembly 1 and plug assembly 2, and socket assembly 1, plug assembly 2 are solid of revolution structure, and plug assembly 2 and socket assembly 1 assorted grafting is provided with rectangular mounting panel 5 on the socket assembly 1, and the four corners of mounting panel 5 is equipped with the mounting hole, installs socket assembly 1 through mounting panel 5, and socket assembly 1's shell all adopts metal material to make.

The side of socket subassembly 1 is equipped with helicla flute 4, and helicla flute 4 is less than 1/4 circles, and helicla flute 4 is equipped with two and along circumference evenly distributed at least, and helicla flute 4 extends to the outer terminal surface of socket subassembly 1, and plug subassembly 2 swing joint has anticreep cover 3, and the anticreep cover 3 inner wall is equipped with radial pin, and the quantity of pin equals with the quantity of helicla flute 4 and along circumference evenly distributed, pin and helicla flute 4 one-to-one, and the pin can screw in helicla flute 4 and realize being connected, and when rotatory anticreep cover 3, is accompanied the removal of great distance. The plug assembly 2 comprises a tail shell 21, a front barrel 22 and a plug core seat 23, wherein a plurality of plug cores are arranged in the plug core seat 23, the tail shell 21 is in matched plug connection with the tail inner cavity of the front barrel 22, a limit ring 24 is arranged on the front barrel 22, and the limit ring 24 is positioned in the inner cavity of the anti-drop sleeve 3 and provides monoaxial constraint. The anti-slip sleeve 3 is rotated so that the pin slides along the helical groove 4 and pulls the plug assembly 2 to be inserted into the socket assembly 1, and the pin is inserted into place when sliding to the innermost end of the helical groove 4.

The plug core seat 23 is made of fluoroplastic and is clamped in the front cylinder 22, the fluoroplastic has the characteristics of good high and low temperature resistance and weather resistance, and can normally work at the temperature of +125 ℃ to-196 ℃, so that the connector can be used in a low-temperature environment, the tail part of the plug core seat 23 is provided with external threads and is in threaded connection with the inner cavity of the tail shell 21, the inner cavity of the front cylinder 22 is provided with an annular protrusion 25, the plug core seat 23 is provided with a positioning ring, the protrusion 25 is clamped between the end face of the tail shell 21 and the positioning ring, the outer side clamping groove of the positioning ring is formed in the inner wall of the front cylinder 22, the positioning strip and the clamping groove are clamped to restrain the plug core seat 23 from rotating, the tail shell 21 and the plug core seat 23 are conveniently connected in a threaded manner, and the plug core seat 23 adopts a split design, so that the tail part of the plug core seat 23 is convenient to wire.

Working principle: the plug assembly 2 is connected with the socket assembly 1 through the anti-drop sleeve 3 after being inserted, the pin can be screwed into the spiral groove 4 by rotating the anti-drop sleeve 3, in the rotating process, the anti-drop sleeve 3 applies axial force to the plug assembly 2 to insert the front end of the plug assembly 2 into the socket assembly 1, the insertion can be realized rapidly due to the fact that the screw pitch of the spiral groove is large and the spiral angle is small, the anti-drop sleeve 3 can bear the axial force, and the anti-drop sleeve 3 can prevent the plug assembly and the socket assembly from being separated when being dragged. The final description is as follows: the connector can realize the connection of the plug and the anti-drop through the rotation action of the anti-drop sleeve 3.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an anticreep low temperature connector, includes socket subassembly (1) and plug subassembly (2), and socket subassembly (1), plug subassembly (2) are revolution solid structure, and plug subassembly (2) are pegged graft with socket subassembly (1) phase-match, its characterized in that: the utility model discloses a socket subassembly, including socket subassembly (1), including socket subassembly, plug subassembly (2), socket subassembly (1), the side of socket subassembly (1) is equipped with helicla flute (4), and helicla flute (4) are less than 1/4 circles, helicla flute (4) are equipped with two and follow circumference evenly distributed at least, helicla flute (4) extend to the outer terminal surface of socket subassembly (1), plug subassembly (2) swing joint have anticreep cover (3), anticreep cover (3) inner wall is equipped with radial pin, and the quantity of pin equals and follow circumference evenly distributed with helicla flute (4), and pin can screw in helicla flute (4) realization be connected, plug subassembly (2) including tail shell (21), front cylinder (22) and insert core seat (23), tail shell (21) are pegged graft with the afterbody inner chamber phase-match of front cylinder (22), be provided with spacing collar (24) on front cylinder (22), spacing collar (24) are located the inner chamber of anticreep cover (3) and provide the restriction of monoaxial.

2. The anti-drop cryogenic connector of claim 1, wherein: the socket assembly (1) is provided with a rectangular mounting plate (5), and four corners of the mounting plate (5) are provided with mounting holes.

3. The anti-drop cryogenic connector of claim 1, wherein: the plug core seat (23) is made of fluoroplastic and is clamped in the front cylinder (22), the tail part of the plug core seat (23) is provided with external threads and is in threaded connection with the inner cavity of the tail shell (21), the inner cavity of the front cylinder (22) is provided with an annular bulge (25), the plug core seat (23) is provided with a positioning ring, and the bulge (25) is clamped between the end face of the tail shell (21) and the positioning ring.

4. The anti-drop cryogenic connector of claim 3, wherein: the outside draw-in groove of retainer plate, the inner wall of front cylinder (22) is equipped with axial location strip, and location strip and draw-in groove joint constraint cartridge seat (23) rotate.