CN212934970U

CN212934970U - Waterproof connector

Info

Publication number: CN212934970U
Application number: CN202021783799.3U
Authority: CN
Inventors: 郭宇轩; 郭武新; 单兴龙
Original assignee: Shenzhen Xinrui Technology Co ltd
Current assignee: Shenzhen Xinrui Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-04-09
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a waterproof connector, including detaining female portion and detaining public portion, detain female portion and include socket shell, be equipped with jack, lock nut, first locking portion and external screw thread portion from a left side to the right side on the socket shell in proper order, the jack is located socket shell's a terminal surface, and cooperates with the epoxy resin colloid that fills in socket shell afterbody, lock nut and socket shell tail end department threaded connection, and first locking portion is regular hexagon structure. In the utility model, the jack at the buckle nut part needs to be sealed by filling epoxy resin colloid and then welding wires, and finally green glue is applied outside after the epoxy resin colloid is solidified; and (4) welding wires on the pins at the male part, filling epoxy resin colloid for sealing, and finally screwing the tail nut to prevent falling off. The structure can ensure that the water leakage and water seepage can not occur even in the water depth of 150 m. The connection mode between the hole insulator, the pin insulator and the cable is welding, so that the fixing is tight, and the installation is convenient and can not be loosened.

Description

Waterproof connector

Technical Field

The utility model relates to a connector field specifically is a waterproof connector.

Background

When the underwater robot performs deep submergence (150 meters underwater), a series of problems occur: in deep water, due to overlarge pressure intensity, a water inlet phenomenon generally occurs when the connector is used; the connector is required to be able to withstand sufficient pressure when operating in deep water, and must be able to function properly even under great pressure.

At present, gaps between the tail of the rear end of a connector applied to a common underwater robot and a line are not filled and sealed by resin glue, or injection molding dual waterproof structures are carried out, so that the waterproof effect of the effective water depth of 150 meters cannot be achieved, and the requirement of people on the product at present cannot be met far away.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof connector to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a waterproof connector comprises a female buckle part and a male buckle part, wherein the female buckle part comprises a socket shell, a jack, a locking nut, a first locking part and an external thread part are sequentially arranged on the socket shell from left to right, the jack is positioned on one end face of the socket shell and matched with an epoxy resin colloid embedded on the end face of the socket shell, the locking nut is in threaded connection with the left end of the socket shell, the first locking part is of a regular hexagonal structure, a first sealing ring is arranged between the locking nut and the first locking part, a hole insulator is arranged inside the socket shell, and the hole insulator is matched with the epoxy resin colloid and the inner wall of the socket shell;

the male part of knot includes plug housing, plug housing is equipped with overcoat casing, second locking portion and afterbody nut from a left side to the right side in proper order, overcoat casing cover is established at plug housing left end department, and the outer wall clearance fit at the position is corresponded to with plug housing to the inner wall of overcoat casing, and be equipped with on the inner wall of overcoat casing with external screw thread portion complex internal thread portion, the left end of plug housing and the part that corresponds internal thread portion stretch into between socket shell and the hole insulator to cooperate with it, the inside needle insulator that is equipped with hole insulator complex of plug housing's left end, hole insulator and needle insulator are through the contact pin cooperation of locating needle insulator middle part, second locking portion is plug housing's outside middle part, afterbody nut and plug housing's right-hand member outside threaded connection.

Furthermore, a plurality of second sealing rings are arranged on the inner wall of the socket shell corresponding to the hole insulator, and a third sealing ring is arranged on the socket shell and matched with the right end face of the socket shell.

Furthermore, the surface of the outer casing is provided with a straight grain garland structure, and the outer surfaces of the socket casing, the outer casing of the plug casing and the tail nut are provided with electroplated black chromium layers.

Furthermore, the second locking part comprises two tangent planes symmetrically arranged in the middle of the plug shell.

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

in the utility model, the jack at the buckle nut part needs to be sealed by filling epoxy resin colloid and then welding wires, and finally green glue is applied outside after the epoxy resin colloid is solidified; and (4) welding wires on the pins at the male part, filling epoxy resin colloid for sealing, and finally screwing the tail nut to prevent falling off. The structure can ensure that the water leakage and water seepage can not occur even in the water depth of 150 m. The connection mode between the hole insulator, the pin insulator and the cable is welding, so that the fixing is tight, and the installation is convenient and can not be loosened.

Drawings

Fig. 1 is a schematic view showing a structure of a waterproof connector;

FIG. 2 is a perspective view of a female snap portion of a waterproof connector;

fig. 3 is a perspective view of a male snap part in a waterproof connector.

In the figure: 1. a snap-fit portion; 11. a socket housing; 12. a jack; 13. locking the nut; 14. a first locking portion; 15. an external threaded portion; 16. epoxy resin colloid; 17. a first seal ring; 18. a hole insulator; 19. a second seal ring; 2. a male part; 21. a plug housing; 22. a jacket shell; 23. a second locking portion; 24. a tail nut; 25. an internal thread portion; 26. a needle insulator; 27. inserting a pin; 28. and a third sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a waterproof connector comprises a female part 1 and a male part 2, wherein the female part 1 comprises a socket shell 11, a jack 12, a locking nut 13, a first locking part 14 and an external thread part 15 are sequentially arranged on the socket shell 11 from left to right, the jack 12 is positioned on one end face of the socket shell 11 and matched with an epoxy resin colloid 16 embedded on the end face of the socket shell 11, the locking nut 13 is in threaded connection with the left end of the socket shell 11, the first locking part 14 is of a regular hexagonal structure, a first sealing ring 17 is arranged between the locking nut 13 and the first locking part 14, a hole insulator 18 is arranged inside the socket shell 11, and the hole insulator 18 is matched with the epoxy resin colloid 16 and the inner wall of the socket shell 11;

the male part 2 comprises a plug shell 21, the plug shell 21 is sequentially provided with a jacket shell 22, a second locking part 23 and a tail nut 24 from left to right, the jacket shell 22 is sleeved at the left end of the plug shell 21, the inner wall of the jacket shell 22 is in clearance fit with the outer wall of the corresponding part of the plug shell 21, the inner wall of the jacket shell 22 is provided with an internal thread part 25 matched with the external thread part 15, the left end of the plug shell 21 and the part corresponding to the internal thread part 25 extend into the space between the socket shell 11 and the hole insulator 18 and are matched with the hole insulator 18, the inside of the left end of the plug shell 21 is provided with a pin insulator 26 matched with the hole insulator 18, the hole insulator 18 is matched with the pin insulator 26 through a pin 27 arranged in the middle of the pin insulator 26, the second locking part 23 is the middle part of the outer side of the plug shell 21, and the tail nut 24.

The jack 12 at the button female part 1 needs to be sealed by filling epoxy resin colloid 16, then welding wires, and finally, green glue is applied to the outside after the epoxy resin colloid 16 is solidified; and a pin 27 at the male part 2 needs to be welded, then the epoxy resin colloid 16 is filled for sealing, and finally the tail nut 24 is screwed to prevent falling off. The structure can ensure that the water leakage and water seepage can not occur even in the water depth of 150 m. The connection mode among the hole insulator 18, the needle insulator 26 and the cable is welding, so that the fixing is tight, and the installation is convenient and cannot be loosened.

The part 1 of the nut is fixed on the outer shell of the robot through the external thread at the left end of the socket shell 11 and the locking nut 13 (namely, a hexagon nut), and the first sealing ring 17 plays a waterproof role and prevents water from entering the robot. The hexagonal edge design of first locking portion 14 can use the socket shell 11 of hexagonal spanner screw-thread box 1, is convenient for buckle box 1 and installs.

A plurality of second sealing rings 19 are arranged on the inner wall of the socket shell 11 corresponding to the hole insulator 18, and a third sealing ring 28 is arranged on the socket shell 11 and matched with the right end face of the socket shell 11, so that multilayer anti-leakage is realized.

The surface of the outer casing 22 is provided with a straight grain garland structure, plug and socket locking can be carried out by hands, and the outer surfaces of the outer casing 22 of the socket casing 11, the outer casing 21 and the tail nut 24 are provided with electroplated black chromium layers, so that the corrosion resistance is improved, and the surface of the product is more attractive.

The second locking portion 23 includes two cut surfaces symmetrically disposed at the middle of the plug housing 21 for facilitating locking by a wrench.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a waterproof connector, includes to detain female portion (1) and detain public portion (2), its characterized in that: the female buckling part (1) comprises a socket shell (11), a jack (12), a locking nut (13), a first locking part (14) and an external thread part (15) are sequentially arranged on the socket shell (11) from left to right, the jack (12) is located on one end face of the socket shell (11) and matched with an epoxy resin colloid (16) embedded on the end face of the socket shell (11), the locking nut (13) is in threaded connection with the left end of the socket shell (11), the first locking part (14) is of a regular hexagonal structure, a first sealing ring (17) is arranged between the locking nut (13) and the first locking part (14), a hole insulator (18) is arranged inside the socket shell (11), and the hole insulator (18) is matched with the epoxy resin colloid (16) and the inner wall of the socket shell (11);

the male buckling part (2) comprises a plug shell (21), the plug shell (21) is sequentially provided with a jacket shell (22), a second locking part (23) and a tail nut (24) from left to right, the jacket shell (22) is sleeved at the left end of the plug shell (21), the inner wall of the jacket shell (22) is in clearance fit with the outer wall of the corresponding part of the plug shell (21), the inner wall of the jacket shell (22) is provided with an internal thread part (25) matched with the external thread part (15), the left end of the plug shell (21) and the part corresponding to the internal thread part (25) extend into the space between the socket shell (11) and the hole insulator (18) and are matched with the socket shell, the left end of the plug shell (21) is internally provided with a pin insulator (26) matched with the hole insulator (18), the hole insulator (18) is matched with the pin insulator (26) through a pin (27) arranged at the middle part of the pin insulator (26), the second locking part (23) is the middle part of the outer side of the plug shell (21), and the tail nut (24) is in threaded connection with the outer side of the right end of the plug shell (21).

2. A watertight connector as claimed in claim 1, characterized in that: the socket is characterized in that a plurality of second sealing rings (19) are arranged on the inner wall of the socket shell (11) corresponding to the hole insulator (18), and third sealing rings (28) are arranged on the socket shell (11) and matched with the right end face of the socket shell (11).

3. A watertight connector as claimed in claim 1, characterized in that: the surface of overcoat casing (22) is equipped with the straight line and draws flower structure, the surface of socket casing (11), plug casing (21) overcoat casing (22) and afterbody nut (24) all is equipped with electroplating black chromium layer.

4. A watertight connector as claimed in claim 1, characterized in that: the second locking part (23) comprises two tangent planes which are symmetrically arranged in the middle of the plug shell (21).