CN210404188U

CN210404188U - Deepwater connector

Info

Publication number: CN210404188U
Application number: CN201921768521.6U
Authority: CN
Inventors: 吴亮
Original assignee: Moco Interconnect Co ltd
Current assignee: Moco Interconnect Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-04-24
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a deepwater connector, which comprises a socket and a plug for being spliced with the socket, wherein the plug comprises a plug outer sleeve, a plug nut movably arranged on the plug outer sleeve, a nut nested at the tail part of the plug outer sleeve and a contact pin assembly arranged in the plug outer sleeve; the contact pin assembly comprises four groups of contact pins arranged in a square array and an annular insulator arranged around the contact pins; two groups of annular sealing rings are also arranged in the opening direction of the front end of the plug outer sleeve; the utility model discloses a plug and socket of connector peg graft the back, compress tightly ring packing in socket shell's keyway through rotatory plug nut, and plug nut's head and the socket seal circle butt on the socket coat form double-deck protection in the junction of plug and socket simultaneously, have strengthened the waterproof nature of junction.

Description

Deepwater connector

Technical Field

The present invention relates to an electrical connector, and more particularly, to a deep water connector.

Background

In the technical field of marine underwater engineering and equipment, with the acceleration of exploration and development of marine steps by human beings and the wide use of underwater electrical equipment and devices, a conventional waterproof IP68 connector cannot meet the use requirement, an important component for connecting underwater electrical equipment with water surface terminal equipment or a power supply, namely an underwater connector, is developed gradually, the requirement on the underwater connector is increased gradually, and the hydrostatic pressure requirement of 1MPa is expanded to 5MPa, 10MPa or even higher.

At present, in most deepwater sealing connectors, in order to improve the sealing reliability and reduce the sealing position as much as possible, plugs are of an integrated structure, namely tail accessories are omitted to avoid the sealing of the joint position of the plugs and the tail accessories, the tail end of a plug shell is very long to realize the sealing and shielding of a cable, the axial structure size is large, the long shell structure is difficult to machine, and the tail accessories are not available, so that the universality and modularization of products are not facilitated, and the maintenance is inconvenient; the deep water sealing connector of the non-encapsulated tail accessory generally resists the hydrostatic pressure of about several meters (less than 0.1MPa), and cannot be used in deep water occasions; although the sealing type tail accessory is not difficult to machine and easy to realize, the sealing type tail accessory is not detachable and poor in maintainability, in addition, after the sealing type tail accessory is subjected to environmental tests such as high-temperature and low-temperature circulation, the sealing performance of the sealing type tail accessory is reduced, and the sealing type tail accessory is not suitable for occasions with large working temperature changes.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems of the prior art to a certain extent. Therefore, the utility model aims to provide an electric connector with compact structure and better sealing performance aiming at the defects of the prior art.

A deepwater connector comprises a socket and a plug for being plugged with the socket, wherein the plug comprises a plug outer sleeve, a plug nut movably arranged on the plug outer sleeve, a nut nested at the tail part of the plug outer sleeve and a contact pin assembly arranged in the plug outer sleeve; the contact pin assembly comprises four groups of contact pins arranged in a square array and an annular insulator arranged around the contact pins; two groups of annular sealing rings are also arranged in the opening direction of the front end of the plug outer sleeve.

Further, the outer side of the annular insulator is fixed in the plug through a snap ring.

Furthermore, a waterproof sealing ring is arranged between the plug outer sleeve and the plug nut.

Furthermore, a wire clamp for fixing the cable and a sealing gasket for fixing the wire clamp are arranged in the nut.

Furthermore, a shielding compression ring is arranged on the sealing gasket.

Further, the socket includes a socket housing and a jack assembly disposed within the socket housing.

Furthermore, the jack component comprises four groups of jacks corresponding to the four groups of pins and a jack insulator wrapped on the four groups of jacks.

Furthermore, a grounding spring is arranged between the hole insulator and the socket shell.

Furthermore, a socket nut is further arranged on the socket shell, and a socket sealing ring is further arranged on one side of the socket nut.

Furthermore, a key groove used for clamping the annular sealing ring is further arranged between the grounding spring and the socket shell.

The utility model has the advantages that:

after the plug and the socket of the connector are spliced, the annular sealing ring is tightly pressed in the key groove of the socket shell by rotating the plug nut, and meanwhile, the head of the plug nut is abutted against the socket sealing ring on the socket outer sleeve, so that double-layer protection is formed at the joint of the plug and the socket, and the waterproof property of the joint is enhanced; by screwing the screw cap, the sealing gasket is pressed against the wire clamp at the tail part, and the tail end of the socket is provided with stronger waterproofness.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a plug of a deepwater connector according to the present invention;

fig. 2 is a cross-sectional view of a plug of a deepwater connector of the present invention;

fig. 3 is a schematic structural diagram of a socket of a deepwater connector according to the present invention;

fig. 4 is a sectional view of a socket of a deep water connector according to the present invention.

Shown in the figure:

1. a socket; 2. a plug; 11. a socket housing; 12. a socket assembly; 21. a plug housing; 22. a plug nut; 23. a nut; 24. a pin assembly; 25. a snap ring; 26. wire clamps; 27. a gasket; 28. shielding the compression ring; 111. a socket nut; 112. a socket seal ring; 121. a jack; 122. a hole insulator; 123. a grounding spring; 124. a keyway; 211. an annular seal ring; 212. a waterproof sealing ring; 241. inserting a pin; 242. a ring-shaped insulator.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner and outer, and the center … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Example 1:

as shown in fig. 1 to 4, the deepwater connector comprises a socket 1 and a plug 2 for being plugged with the socket 1, wherein the plug 2 comprises a plug outer sleeve 21, a plug nut 22 movably mounted on the plug outer sleeve 21, a nut 23 nested at the tail of the plug outer sleeve 21, and a pin assembly 24 arranged in the plug outer sleeve 21;

preferably, the pin assembly 24 includes four sets of pins 241 arranged in a square array, and a ring-shaped insulator 242 disposed around the pins 241; specifically, the pins 241 are arranged in a square array for alignment and plugging, and compared with the pin jacks arranged in a ring shape in most of the connectors in the market, the pin arrangement mode of the embodiment facilitates alignment of the pins with the jacks, and the design is more compact.

Preferably, the socket 1 includes a socket housing 11 and a jack assembly 12 disposed within the socket housing 11; the jack assembly 12 includes four sets of jacks 121 provided corresponding to the four sets of pins 241 and a jack insulator 122 provided to surround the four sets of jacks 121; the four groups of pins 241 and the four groups of jacks 121 realize contraposition splicing so as to realize electric connection.

Further preferably, two sets of annular sealing rings 211 are further arranged in the front end opening direction of the plug outer sleeve 21, a grounding spring 123 is further arranged between the hole insulator 122 and the socket housing 11, and the grounding spring 123 mainly plays a role in looseness prevention and pre-tightening; a key groove 124 for clamping the annular sealing ring 211 is further arranged between the grounding spring 123 and the socket shell 11, and a waterproof sealing ring 212 is arranged between the plug outer sleeve 21 and the plug nut 22; a socket nut 111 is further arranged on the socket shell 11, and a socket sealing ring 112 is further arranged on one side of the socket nut 111;

it is further explained that the principle of the present invention: the plug nut 22 is rotated to press the annular sealing ring 211 in the key groove 124 of the socket shell 11, and the head of the plug nut 111 is abutted against the socket sealing ring 112 on the socket outer sleeve 21, so that double-layer protection is formed at the joint of the plug 2 and the socket 1, and the waterproof performance of the joint of the plug 2 and the socket 1 is enhanced.

Preferably, the outside of the ring-shaped insulator 242 is fixed in the header 2 by a snap ring 25.

Preferably, a cable clamp 26 for fixing the cable and a gasket 27 for fixing the cable clamp 26 are provided in the nut 23, and the gasket 27 is pressed against the cable clamp 26 at the tail portion by tightening the nut 23, so that the tail end of the socket 1 has a strong waterproof property.

Preferably, the gasket 27 is further provided with a shielding press ring 28, and the shielding press ring 28 is used for preventing the wires on the wire clamp 26 from contacting the plug housing 21 to cause electric leakage.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A deepwater connector, comprising: the plug comprises a plug outer sleeve, a plug nut movably arranged on the plug outer sleeve, a nut nested at the tail part of the plug outer sleeve and a contact pin assembly arranged in the plug outer sleeve; the contact pin assembly comprises four groups of contact pins arranged in a square array and an annular insulator arranged around the contact pins; and two groups of annular sealing rings are further arranged in the opening direction of the front end of the plug outer sleeve.

2. A deepwater connector as claimed in claim 1, wherein: the outer side of the annular insulator is fixed in the plug through a snap ring.

3. A deepwater connector as claimed in claim 1, wherein: and a waterproof sealing ring is arranged between the plug outer sleeve and the plug nut.

4. A deepwater connector as claimed in claim 1, wherein: the nut is internally provided with a wire clamp for fixing a cable and a sealing gasket for fixing the wire clamp.

5. The deepwater connector as claimed in claim 4, wherein: and a shielding compression ring is further arranged on the sealing gasket.

6. A deepwater connector as claimed in claim 1, wherein: the socket comprises a socket shell and a jack component arranged in the socket shell.

7. The deepwater connector as claimed in claim 6, wherein: the jack component comprises four groups of jacks corresponding to the four groups of pins and a jack insulator wrapped on the four groups of jacks.

8. The deepwater connector as claimed in claim 7, wherein: and a grounding spring is also arranged between the hole insulator and the socket shell.

9. The deepwater connector as claimed in claim 6, wherein: the socket is characterized in that a socket nut is further arranged on the socket shell, and a socket sealing ring is further arranged on one side of the socket nut.

10. The deepwater connector as claimed in claim 8, wherein: and a key groove for clamping the annular sealing ring is further arranged between the grounding spring and the socket shell.