CN219371492U

CN219371492U - Watertight connector

Info

Publication number: CN219371492U
Application number: CN202222989776.3U
Authority: CN
Inventors: 沈剑
Original assignee: Zhenjiang Shenting Electronic Technology Co ltd
Current assignee: Zhenjiang Shenting Electronic Technology Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-07-18
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses a watertight connector, which comprises a male seat and a female seat; the female seat comprises a first inner conductor and a first insulator, a blind hole is formed in the rear end face of the first inner conductor, a hole is formed in the rear end face of the first insulator, a sealing piece used for clamping and sealing is arranged on the inner wall of the hole, the outer side part of the hole can deform, the sealing piece and the first insulator are of an integral structure, and the first inner conductor penetrates through the first insulator; the male seat comprises a second inner conductor and a second insulator, the second inner conductor is arranged in the second insulator in a penetrating way, the front end face of the second insulator is provided with a groove, when the male seat is connected with the female seat, the outer part of the blind hole of the rear end face of the first insulator is embedded into the groove of the front end face of the second insulator, the second inner conductor is inserted into the blind hole of the first inner conductor, and the second insulator is partially embedded into the blind hole of the rear end of the first insulator; the utility model replaces the traditional threaded connection, enhances the tightness and the connection tightness, and simultaneously makes the connection simpler.

Description

Watertight connector

Technical Field

The utility model relates to a watertight connector.

Background

In recent years, with continuous development of underwater resources in China, ocean industry is greatly developed, and ocean exploration has become a great development strategy in China. A large amount of underwater equipment is required for developing underwater resources and developing marine industry, and the underwater equipment needs to be supplied with power to perform corresponding work, so that the underwater equipment has a due effect, and the importance of the underwater equipment is self-evident as a necessary watertight connector in the underwater equipment.

The watertight connector is a connector used under water and is provided with a male head and a female head, wherein the male head and the female head are respectively connected with a cable, namely a device for connecting two active devices, and are used for transmitting current or signals; the male terminal and the female terminal can transmit information or current after being contacted. A connector is an electronic component that connects a power source and an electrical signal. We will also refer to plugs and sockets in general. Generally refers to an electrical connector, i.e., a device that connects two active devices to transmit electrical current or signals.

The connector is not only suitable for articles closely related to life of people such as smart phones, computers and the like, but also suitable for all terminal equipment related to electronics. Because connectors are designed to accommodate different styles and applications, there are a wide variety of connectors, such as memory slots, that are mounted on a PCB of a computer chassis for connection to memory cards. There is also a cartridge connector for connecting various cards, such as SD cartridges.

With it, it is convenient for both production and maintenance. For example, when connecting a PCB inside a device, it takes a long time to directly connect the circuit, and more time is required for disassembly during maintenance. But is convenient after the connector is used. Mass production and efficient maintenance can also be performed.

Classification is by use, shape, structure and performance. According to the shape, it can be divided into five types, namely, a circular connector, a rectangular connector, a strip connector, an arc connector and a D-shaped connector, wherein the circular connector and the rectangular connector are most common; according to the environmental conditions of use, it can be classified into a sealing connector, a high-temperature connector, a low-temperature connector, etc.; according to the structural classification, it can be classified into a screw connector, a straight connector, a plug connector, a push-pull connector and a bayonet connector.

On the basis, the watertight connector needs strong sealing performance due to factors of working environment, when judging the performance of the watertight connector, the sealing performance is an important consideration point, the male head and the female head of the connector are likely to leak water, and therefore the sealing performance of the position is particularly important, the connection mode of the male head and the female head of the watertight connector generally adopts a threaded connection mode, the connection mode is firm, the sealing performance is good, but the connection is complex, the tightness and the sealing performance of the connection are ensured, the threads are generally dense, the number of the threads is large, more time is needed during connection and disassembly, the wearing condition of the threads can occur, the connection tightness and the sealing performance are affected, and therefore the watertight connector which is simple in connection mode and difficult to wear is needed.

The utility model comprises the following steps:

the utility model aims to solve the defects in the prior art and provides a watertight connector.

A watertight connector comprises a main body, wherein the main body comprises a male seat and a female seat;

the female seat comprises a first inner conductor and a first insulator, wherein a blind hole is formed in the rear end face of the first inner conductor, a hole is formed in the rear end face of the first insulator, a sealing piece used for clamping and sealing is arranged on the inner wall of the hole, the outer side part of the hole can deform, the sealing piece and the first insulator are of an integral structure, and the first inner body is arranged in the first insulator in a penetrating mode;

the male seat comprises a second inner conductor and a second insulator, the second inner conductor is arranged inside the second insulator in a penetrating mode, a groove is formed in the front end face of the second insulator, when the male seat is connected with the female seat, the outer side portion of a blind hole of the rear end face of the first insulator is embedded into the groove of the front end face of the second insulator, the second inner conductor is inserted into the blind hole of the first inner conductor, and the second insulator is partially embedded into the blind hole of the rear end of the first insulator.

The working principle of the utility model is as follows: according to the utility model, the connection between the male seat and the female seat is divided into connection of an inner side part and connection of an outer side part, wherein the connection between the inner side part and the outer side part is connection between shells, the connection between the inner side part and the outer side part is connection between the inner side part and the outer side part, when the male seat is connected with the female seat, the conductor of the male seat and part of the insulator wrapping the conductor are inserted into the conductor and the insulator of the female seat, the sealing element arranged in the insulator of the female seat is propped against the insulator of the male seat, the outer side part of the hole of the male seat can deform outwards due to the size and rubber material, at the moment, the outer side part of the hole of the female seat is embedded in the groove of the insulator of the male seat, the deformation of the outer side part of the female seat is prevented by the inner wall of the groove, so that the deformation is turned to the inner side of the female seat, and compression phenomenon is equal to interference fit, and the sealing degree is much stronger than metal interference fit due to rubber.

In order to realize the connection between the male seat and the outer side part of the female seat, the novel socket further comprises a male seat shell, a female seat shell and a connecting sleeve, wherein the female seat shell is sleeved on the outer side of the first insulator, the female seat shell is sleeved on the outer side of the second insulator, a stop block is arranged on the outer side wall of the female seat shell, threads are arranged on the outer side wall of the male seat shell, when the male seat is connected with the female seat, the front section part of the male seat shell is sleeved on the outer side of the female seat shell, and the front end of the male seat shell is propped against the stop block on the outer side wall of the female seat shell;

the inner side wall of the connecting sleeve is provided with threads, the inner side of the front end of the connecting sleeve is provided with a bulge, when the male seat is connected with the female seat, the bulge on the inner side of the front end of the connecting sleeve abuts against the stop block on the outer side of the female seat shell, and the thread part of the connecting sleeve is meshed with the threads on the male seat shell.

In order to protect the inner conductor, the inner conductor is not exposed outside, and the connector also comprises a connecting shell, wherein the connecting shell is partially sleeved on the male seat shell.

In order to protect the connecting shell from being corroded and simultaneously relieve the influence of underwater pressure on the shell, the connecting shell further comprises a rubber protection sleeve, and the rubber protection sleeve is sleeved on the outer side of the connecting shell.

In order to ensure that the rubber protective sleeve can be tightly fixed on the outer side of the connecting shell, a groove is formed in the outer side of the connecting shell, the rubber protective sleeve is fixed on the outer side of the connecting shell through a clamp, and the clamp is clamped in the groove.

In order to fix the connected cable, the cable fixing device further comprises a cable clamp, wherein a plurality of through holes are formed in the cable clamp and used for penetrating and fixing the cable, the cable clamp is of a split type structure, and the cable clamp is located inside the connecting shell.

In order to fix the wire clamp and prevent the wire clamp from falling off, the wire clamp further comprises a tail fixing sleeve, wherein the tail fixing sleeve is sleeved on the outer side of the tail end of the connecting shell and used for limiting the wire clamp.

In order to prevent liquid from entering, a sealing ring is arranged between the connecting shell and the male seat shell.

The beneficial effects are that: according to the utility model, the connection between the male seat and the female seat is divided into the connection of the inner side part and the connection of the outer side part, wherein the connection of the conductors is the connection between the shells during the connection of the inner part, the connection of the inner part is the connection between the shells through the sealing element arranged in the hole of the female seat, when the male seat is connected with the female seat, the conductors of the male seat and the part of the insulator wrapping the conductors are inserted into the conductors and the insulator of the female seat, the sealing element arranged in the insulator of the female seat is propped against the insulator of the male seat, the outer side part of the hole of the male seat can deform outwards, at the moment, the outer side part of the hole of the female seat is embedded in the groove of the insulator of the male seat, the deformation of the outer side part of the hole of the female seat can be prevented by the inner wall of the groove, and thus the deformation of the outer side part of the female seat turns to the inner part of the female seat to generate compression phenomenon which is equivalent to interference fit, and the sealing degree is much stronger than that of metal interference fit because of rubber.

Drawings

FIG. 1 is a schematic view of a watertight connector;

FIG. 2 is a schematic illustration of a female socket of a watertight connector;

FIG. 3 is a schematic illustration of the operation of a watertight connector;

FIG. 4 is a right side view of a watertight connector;

FIG. 5 is an enlarged view of a portion of the female socket of the watertight connector;

FIG. 6 is an enlarged view of a portion of a male socket of the watertight connector;

in the figure, 1, a first inner conductor, 2, a female seat shell, 3, a connecting sleeve, 4, a first insulator, 5, a male seat shell, 6, a second insulator, 7, a second inner conductor, 8, a connecting shell, 9, a rubber protective sleeve, 10 and a wire clamp.

Detailed Description

The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 6, a first inner conductor 1, a female housing 2, a connecting sleeve 3, a first insulator 4, a male housing 5, a second insulator 6, a second inner conductor 7, a connecting shell 8, a rubber protective sleeve 9 and a wire clamp 10.

The watertight connector comprises a main body, and is characterized in that the main body comprises a male seat and a female seat;

the female seat comprises a first inner conductor 1 and a first insulator 4, wherein a blind hole is formed in the rear end face of the first inner conductor 1, a hole is formed in the rear end face of the first insulator 4, a sealing piece used for clamping and sealing is arranged on the inner wall of the hole, the outer side part of the hole can deform, the sealing piece and the first insulator 4 are of an integral structure, and the first inner body penetrates through the first insulator 4;

the male seat comprises a second inner conductor 7 and a second insulator 6, the second inner conductor 7 is arranged inside the second insulator 6 in a penetrating mode, the front end face of the second insulator 6 is provided with a groove, when the male seat is connected with the female seat, the outer part of a blind hole of the rear end face of the first insulator 4 is embedded into the groove of the front end face of the second insulator 6, the second inner conductor is inserted into the blind hole of the first inner conductor, and the second insulator 6 is partially embedded into the blind hole of the rear end of the first insulator 4.

In this embodiment, the device further includes a male seat housing 5, a female seat housing 2, and a connecting sleeve 3, the female seat housing 2 is sleeved on the outer side of the first insulator 4, the female seat housing 2 is sleeved on the outer side of the second insulator 6, a stop block is disposed on the outer side wall of the female seat housing 2, a thread is disposed on the outer side wall of the male seat housing 5, when the male seat is connected with the female seat, the front section of the male seat housing 5 is sleeved on the outer side of the female seat housing 2, and the front end of the housing of the male seat housing 5 abuts against the stop block on the outer side wall of the female seat housing 2;

the inner side wall of the connecting sleeve 3 is provided with threads, the inner side of the front end of the connecting sleeve 3 is provided with a bulge, when the male seat is connected with the female seat, the bulge on the inner side of the front end of the connecting sleeve 3 abuts against a stop block on the outer side of the female seat shell 2, and the thread part of the connecting sleeve 3 is meshed with threads on the male seat shell 5.

In this embodiment, the connector further comprises a connector housing 8, and the connector housing 8 is partially sleeved on the male housing 5.

In this embodiment, the device further comprises a rubber protecting sleeve 9, and the rubber protecting sleeve 9 is sleeved on the outer side of the connecting shell 8.

In this embodiment, a groove is formed on the outer side of the connection housing 8, the rubber protection sleeve 9 is fixed on the outer side of the connection housing 8 through a clip, and the clip is clamped in the groove.

In this embodiment, the cable clamp 10 further includes a cable clamp 10, where the cable clamp 10 is provided with a plurality of through holes for penetrating and fixing a cable, the cable clamp 10 is of a split structure, and the cable clamp 10 is located inside the connection shell 8.

In this embodiment, the cable clip further comprises a tail fixing sleeve, wherein the tail fixing sleeve is arranged on the outer side of the tail end of the connecting shell 8 and used for limiting the cable clip 10.

In this embodiment, a sealing ring is disposed between the connecting housing 8 and the male housing 5.

The using method comprises the following steps: the male seat and the female seat are respectively connected with the active device, then the conductor of the male seat is inserted into the conductor arranged in the female seat, the outer side part of the rear end face hole of the female seat is embedded in the groove of the insulator of the male seat, so that the insulator generates interference fit, sealing and fastening are realized, and the connecting sleeve 3 is screwed tightly, so that the connection between the male seat and the female seat is completed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The watertight connector comprises a main body, and is characterized in that the main body comprises a male seat and a female seat;

the female seat comprises a first inner conductor and a first insulator, wherein a blind hole is formed in the rear end face of the first inner conductor, a hole is formed in the rear end face of the first insulator, a sealing piece used for clamping and sealing is arranged on the inner wall of the hole, the outer side part of the hole can deform, the sealing piece and the first insulator are of an integral structure, and the first inner conductor penetrates through the first insulator;

2. The watertight connector according to claim 1, further comprising a male housing, a female housing and a connecting sleeve, wherein the female housing is sleeved outside the first insulator, the female housing is sleeved outside the second insulator, a stop is arranged on the outer side wall of the female housing, a thread is arranged on the outer side wall of the male housing, when the male housing is connected with the female housing, the front section of the male housing is sleeved outside the female housing, and the front end of the male housing is propped against the stop on the outer side wall of the female housing;

3. A watertight connector as claimed in claim 1, further comprising a connection housing, said connection housing being partially sleeved over the male housing.

4. A watertight connector as claimed in claim 3, further comprising a rubber boot which is sleeved on the outside of the connecting housing.

5. The watertight connector of claim 4, wherein the outer side of the connecting housing is provided with a groove, the rubber protecting sleeve is fixed on the outer side of the connecting housing through a clamp, and the clamp is clamped in the groove.

6. A watertight connector according to claim 3, further comprising a wire clamp, wherein the wire clamp is provided with a plurality of through holes for penetrating and fixing a cable, the wire clamp is of a split type structure, and the wire clamp is located inside the connecting shell.

7. The watertight connector of claim 6 further comprising a tail retaining sleeve, said tail retaining sleeve being positioned on the outside of the terminal end of the connecting housing for limiting the wire clamp.

8. A watertight connector according to claim 3, wherein a sealing ring is provided between the connecting shell and the male housing.