CN213636484U

CN213636484U - Floating plug connector for underwater cable

Info

Publication number: CN213636484U
Application number: CN202022807146.0U
Authority: CN
Inventors: 乐佳成; 王晓禹
Original assignee: Shanghai Xiqi Electronic Technology Co ltd
Current assignee: Shanghai Xiqi Electronic Technology Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-06
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to a floating plug connector for underwater cable, which comprises a male plug and a female plug, wherein the male plug comprises a first insulating shell, one end of the first insulating shell is provided with a contact pin, the female plug comprises a second insulating shell, one end of the second insulating shell is provided with an insertion hole, the contact pin and the insertion hole are in opposite insertion fit, the first insulating shell is provided with a connecting sleeve, the connecting sleeve is connected with the first insulating shell in a sliding manner, a propping piece is arranged between the first insulating shell and the connecting sleeve, and the propping piece props the connecting sleeve tightly on the first insulating shell; one end of the first insulating shell, which is close to the second insulating shell, is provided with a clamping groove; be provided with the joint piece on the second insulating housing, joint piece and the mutual joint cooperation in joint groove are provided with the piece that resets between joint piece and the second insulating housing, and the piece that resets supports the joint piece tightly in the joint inslot. This application helps preventing that public plug and female plug from relatively breaking away from when pegging graft the cooperation relatively to guarantee the effect of power supply system normal use.

Description

Floating plug connector for underwater cable

Technical Field

The application relates to the technical field of plug connectors, in particular to a floating plug connector for an underwater cable.

Background

Currently, the common underwater transmission is the transmission interconnection of a connector, a plug connector and a socket connector, which is fixed on a panel of equipment. With the difference of application objects, application environments and the like, connection modes are increasing, and for these reasons, the installation space or the operation space is relatively limited, and the receptacle connector cannot be normally installed, so that the requirement for a floating mating plug connector is increasing.

In the related art, the plug connector includes a male plug and a female plug, and the male plug and the female plug are relatively inserted and matched by a worker.

In view of the above-mentioned related technologies, the inventor believes that the male plug and the female plug are relatively plugged and matched, and are easy to be separated relatively under the action of external force, so that the normal use of the power supply system is affected.

SUMMERY OF THE UTILITY MODEL

In order to improve and break away from relatively easily between public plug and the female plug to influence the problem of power supply system normal use, this application provides a plug connector for underwater cable.

The application provides a floating plug connector for underwater cable adopts following technical scheme:

a floating plug connector for an underwater cable comprises a male plug and a female plug, wherein the male plug comprises a first insulating shell, one end of the first insulating shell is provided with a contact pin, the female plug comprises a second insulating shell, one end of the second insulating shell is provided with a jack, the contact pin and the jack are in relatively inserting fit, a connecting sleeve is arranged on the first insulating shell, the connecting sleeve is connected with the first insulating shell in a sliding mode, a propping piece is arranged between the first insulating shell and the connecting sleeve, and the propping piece props the connecting sleeve tightly on the first insulating shell; one end of the first insulating shell, which is close to the second insulating shell, is provided with a clamping groove; the connector comprises a first insulating shell and a second insulating shell, and is characterized in that a clamping block is arranged on the second insulating shell, the clamping block and a clamping groove are mutually clamped and matched, a reset piece is arranged between the clamping block and the second insulating shell, and the reset piece supports the clamping block tightly in the clamping groove.

Optionally, a limiting ring is arranged on the second insulating housing, and one end of the connecting sleeve abuts against the limiting ring.

Optionally, a sealing element is arranged between the second insulating housing and the limiting ring, and the sealing element seals a gap between the second insulating housing and the limiting ring.

Optionally, a guide groove is formed in the inner side wall, close to the contact pin, of the first insulating shell, a guide block is arranged on the second insulating shell, and the guide block is matched with the guide groove in a sliding mode.

Optionally, an avoiding groove is formed in the connecting sleeve and communicated with the clamping groove.

Optionally, a guide inclined plane is formed on the jack, and the guide inclined plane inclines from the outer side of the jack to the inner side of the jack.

To sum up, this application includes following at least one underwater cable is with floating plug connector beneficial technological effect:

1. support the adapter sleeve tightly on first insulating housing through supporting the piece, then the joint piece looks joint on the joint groove on the adapter sleeve and the second insulating housing, the piece that resets on the second insulating housing supports the joint piece tightly at the joint inslot, helps preventing that public plug and female plug from pegging graft the cooperation relatively, under the effect of external force, public plug breaks away from with female plug relatively to guarantee power supply system's normal use.

Drawings

Fig. 1 is a schematic view of the overall structure of a floating plug connector for underwater cables according to the present embodiment;

FIG. 2 is a cross-sectional view of the structure of the male plug and the female plug of the present embodiment;

FIG. 3 is a schematic structural diagram of a male plug mainly embodied in the present embodiment;

fig. 4 is a schematic structural diagram of the female plug mainly embodied in the embodiment;

fig. 5 is an enlarged view of a portion a of fig. 2.

Reference numerals: 1. a male plug; 11. a first insulating housing; 111. a cavity; 12. inserting a pin; 13. a guide groove; 14. a fixing ring; 15. a tightening ring; 16. the spring is tightly propped; 2. a female plug; 21. a second insulating housing; 22. a jack; 221. a guide ramp; 23. a guide block; 24. a reset groove; 241. a clamping block; 242. a slip surface; 25. a return spring; 26. a limiting ring; 27. a seal ring; 3. connecting sleeves; 31. a sliding groove; 32. a clamping groove; 33. avoiding the groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a floating plug connector for an underwater cable.

Referring to fig. 1, the floating plug connector for the underwater cable comprises a male plug 1 and a female plug 2, wherein the male plug 1 and the female plug 2 are oppositely matched in a plugging manner, a connecting sleeve 3 is arranged on the male plug 1, and the connecting sleeve 3 is detachably connected with the female plug 2.

Referring to fig. 2, the male plug 1 includes a first insulating housing 11, the first insulating housing 11 is a cylindrical structure as a whole, a cavity 111 is formed at one end of the first insulating housing 11, a pin 12 is disposed in the cavity 111 of the first insulating housing 11, an axis of the pin 12 is parallel to an axis of the first insulating housing 11, and a plurality of pins 12 are disposed in the cavity 111 at uniform intervals.

Referring to fig. 3, two opposite guide grooves 13 are formed in the inner side wall of the first insulating housing 11 close to the cavity 111.

Referring to fig. 2, the connecting sleeve 3 is coaxially sleeved outside the first insulating housing 11, a sliding groove 31 is formed in the connecting sleeve 3, an axis of the sliding groove 31 is coaxially arranged with an axis of the connecting sleeve 3, a fixing ring 14 is arranged on the first insulating housing 11, the fixing ring 14 is coaxially arranged with the first insulating housing 11, and the fixing ring 14 and the first insulating housing 11 are integrally formed. The fixing ring 14 on the first insulating housing 11 is embedded in the sliding groove 31, and the connecting sleeve 3 slides on the first insulating housing 11 along the axial direction of the sliding groove 31.

Referring to fig. 2, a resisting ring 15 is arranged on the first insulating housing 11, the resisting ring 15 is annular as a whole, the resisting ring 15 and the first insulating housing 11 are integrally formed, a resisting part is arranged between the resisting plate and the connecting sleeve 3, the resisting part comprises a resisting spring 16, the resisting spring 16 is coaxially sleeved on the first insulating housing 11, one end of the resisting spring 16 in the axial direction is abutted against the resisting ring 15, and the other end of the resisting spring is abutted against one end of the connecting sleeve 3 in the axial direction.

Referring to fig. 3, a clamping groove 32 is formed in one side of the connecting sleeve 3, which is away from the first insulating housing 11 in the axial direction, and the axial line of the clamping groove 32 is coaxial with the axial line of the connecting sleeve 3.

Referring to fig. 3, one end of the connecting sleeve 3, which is far away from the first insulating housing 11, is provided with an avoiding groove 33, the direction of the avoiding groove 33 is the same as the axial direction of the connecting sleeve 3, the avoiding grooves 33 are relatively provided with two on the connecting sleeve 3, and the two avoiding grooves 33 are communicated with the clamping groove 32.

Referring to fig. 4, the female plug 2 includes a second insulating housing 21, the second insulating housing 21 is cylindrical as a whole, one end of the second insulating housing 21 is provided with insertion holes 22, the insertion holes 22 are inserted into the insertion pins 12 in a one-to-one correspondence, a port of each insertion hole 22 is provided with a guide inclined surface 221, and each guide inclined surface 221 inclines inward of the insertion hole 22 from the outside of the insertion hole 22.

Referring to fig. 3 and 4, the second insulating housing 21 is provided with two guide blocks 23, the two guide blocks 23 are provided corresponding to the guide grooves 13, both the two guide blocks 23 are integrally formed with the second insulating housing 21, and the length direction of the guide blocks 23 is parallel to the axial direction of the second insulating housing 21. The guide block 23 is inserted into the guide groove 13.

Referring to fig. 3 and 5, reset groove 24 has been seted up on second insulating housing 21, and reset groove 24 is provided with two on second insulating housing 21 relatively, all is provided with joint piece 241 in two reset grooves 24, is formed with glide 242 on joint piece 241, and glide 242 leans out from one side of second insulating housing 21 to one side of keeping away from second insulating housing 21, and joint piece 241 and the mutual joint of joint groove 32.

Referring to fig. 5, reset pieces are respectively arranged between the two clamping blocks 241 and the corresponding reset grooves 24, each reset piece includes a reset spring 25, the axis of each reset spring 25 is perpendicular to the axis of the second insulating housing 21, and two ends of each reset spring 25 in the axis direction are respectively abutted against the second insulating housing 21 and the clamping blocks 241.

Referring to fig. 5, the second insulating housing 21 is provided with a limiting ring 26, the limiting ring 26 is annular, the limiting ring 26 and the second insulating housing 21 are coaxial, and the limiting ring 26 and the second insulating housing 21 are integrally formed. One side of the limiting ring 26 close to the connecting sleeve 3 is provided with a sealing element, the sealing element comprises a sealing ring 27, the axis of the sealing ring 27 is coaxial with the axis of the second insulating shell 21, and two end faces of the sealing ring 27 in the axis direction are respectively abutted against the limiting ring 26 and the connecting sleeve 3.

The implementation principle of the floating plug connector for the underwater cable is as follows: in the application, the staff corresponds the grafting each other with the guiding groove 13 on the first insulation casing 11 with second guiding groove 13, and glide plane 242 on the guide block 23 contradicts with adapter sleeve 3 in slow insertion process, and guide block 23 extrusion reset spring 25, reset spring 25 supports guide block 23 afterwards tightly in joint groove 32. When the male plug 1 and the female plug 2 need to be separated, the connecting sleeve 3 is rotated, the avoiding groove 33 on the connecting sleeve 3 corresponds to the clamping block 241, and then the male plug 1 and the female plug 2 are separated along the axial direction.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an underwater cable is with plug connector that floats, includes public plug (1) and female plug (2), public plug (1) includes first insulating housing (11), the one end of first insulating housing (11) is provided with contact pin (12), female plug (2) include second insulating housing (21), the one end of second insulating housing (21) is provided with jack (22), contact pin (12) and jack (22) cooperation of pegging graft relatively, its characterized in that:

the connecting sleeve (3) is arranged on the first insulating shell (11), the connecting sleeve (3) is connected with the first insulating shell (11) in a sliding mode, a pressing piece is arranged between the first insulating shell (11) and the connecting sleeve (3), and the pressing piece presses the connecting sleeve (3) against the first insulating shell (11); one end of the first insulating shell (11) close to the second insulating shell (21) is provided with a clamping groove (32);

be provided with joint piece (241) on second insulating housing (21), joint piece (241) and joint groove (32) are the cooperation of joint each other, be provided with the piece that resets between joint piece (241) and second insulating housing (21), the piece that resets supports joint piece (241) tightly in joint groove (32).

2. The floating plug connector for an underwater cable according to claim 1, wherein: a limiting ring (26) is arranged on the second insulating shell (21), and one end of the connecting sleeve (3) abuts against the limiting ring (26).

3. The floating plug connector for an underwater cable according to claim 1, wherein: and a sealing element is arranged between the second insulating shell (21) and the limiting ring (26), and the sealing element seals a gap between the second insulating shell (21) and the limiting ring (26).

4. The floating plug connector for an underwater cable according to claim 1, wherein: guide grooves (13) are formed in the inner side wall, close to the contact pins (12), of the first insulating shell (11), guide blocks (23) are arranged on the second insulating shell (21), and the guide blocks (23) are in sliding fit with the guide grooves (13).

5. The floating plug connector for an underwater cable according to claim 1, wherein: offer on adapter sleeve (3) and dodge groove (33), dodge groove (33) and joint groove (32) intercommunication.

6. The floating plug connector for an underwater cable according to claim 1, wherein: a guide inclined plane (221) is formed in the insertion hole (22), and the guide inclined plane (221) inclines from the outer side of the insertion hole (22) to the inner side of the insertion hole (22).