CN214255653U

CN214255653U - Submarine cable protection device

Info

Publication number: CN214255653U
Application number: CN202120179508.8U
Authority: CN
Inventors: 杨绍国; 李航运
Original assignee: Weizhuo Petroleum Technology Beijing Co ltd
Current assignee: Weizhuo Petroleum Technology Beijing Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-09-21
Anticipated expiration: 2031-01-22

Abstract

The utility model provides a submarine cable protection device, which comprises a protective shell, wherein a cylindrical cavity is arranged in the protective shell, a sleeve is arranged in the cylindrical cavity, a cable clamping mechanism is arranged in the sleeve, and an elastic buffer structure is arranged between the sleeve and the protective shell; the elastic buffer structure comprises first arc-shaped fixed plates which are arranged on the outer wall of the sleeve at intervals along the circumferential direction, buffer rubber pads are arranged on the first arc-shaped fixed plates, second arc-shaped fixed plates are arranged on one sides, away from the first arc-shaped fixed plates, of the buffer rubber pads, and the second arc-shaped fixed plates are fixedly connected with the protective shell; the utility model discloses compact structure can reduce external impact force, has good buffering effect, improves the protection effect to submarine cable, convenient to use.

Description

Submarine cable protection device

Technical Field

The utility model relates to a cable protection device specifically is a submarine cable protection device.

Background

Submarine cables (submarine cables) are wires wrapped with insulating materials and laid under the sea floor and river water for telecommunication transmission. Modern submarine cables use optical fiber as the material to transmit telephone and internet signals.

The submarine cable is easily damaged by external impact force on the seabed, so that a protection device is required to be arranged for protecting the submarine cable; the protective shell is generally directly arranged outside the submarine cable in the conventional protective device, and when the protective shell is impacted and deformed, the submarine cable is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a submarine cable protection device 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 submarine cable protection device comprises a protection shell, wherein a cylindrical cavity is arranged in the protection shell, a sleeve is arranged in the cylindrical cavity, a cable clamping mechanism is arranged in the sleeve, and an elastic buffer structure is arranged between the sleeve and the protection shell;

the elastic buffer structure comprises first arc-shaped fixed plates arranged on the outer wall of the sleeve at intervals along the circumferential direction, each first arc-shaped fixed plate is provided with a buffer rubber pad, one side, away from the first arc-shaped fixed plate, of each buffer rubber pad is provided with a second arc-shaped fixed plate, and each second arc-shaped fixed plate is fixedly connected with the protective shell.

As a further aspect of the present invention: the cable clamping mechanism comprises a plurality of mounting grooves which are circumferentially arranged on the inner wall of the sleeve at intervals, connecting blocks are connected in the mounting grooves through a guiding telescopic structure, and clamping plates are arranged on the connecting blocks;

the sliding rod is arranged in the mounting groove, the sliding rod is movably sleeved with two sliding sleeves, the sliding rod corresponding to one side of each of the two sliding sleeves, which is opposite to the other side, is sleeved with a compression spring, the two sliding sleeves are hinged with connecting rods, and the free ends of the connecting rods are hinged with the connecting blocks.

As a further aspect of the present invention: the direction extending structure is including setting up the solid fixed cylinder in the mounting groove, sliding connection has spacing slider in the solid fixed cylinder, be equipped with the guide bar on the spacing slider, the guide bar activity passes solid fixed cylinder and free end and connecting block fixed connection.

As a further aspect of the present invention: one side that the connecting block was kept away from to splint is the arc structure, is equipped with the arc cushion at the structural arc.

As a further aspect of the present invention: the projection of the buffer rubber pad on the vertical plane is of a trapezoid structure, the long bottom of the trapezoid structure is connected with the first arc-shaped fixing plate, and the short bottom of the trapezoid structure is connected with the second arc-shaped fixing plate.

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

by adopting the structure, the utility model, through the mutual cooperation of the protective shell, the sleeve and the elastic buffer structure, when the protective shell is impacted by the outside, the impact force can be buffered through the elastic buffer structure, and the influence of the impact force on the submarine cable in the sleeve is reduced; and, through the elastic buffer structure who sets up, can make and leave the clearance between sleeve pipe and the protective housing, when the protective housing deformation, be difficult for causing the influence to the sleeve pipe to can effectually protect submarine cable, the result of use is better.

In addition, the cable clamping mechanism is formed by matching a mounting groove, a guide telescopic structure, a connecting block, a clamping plate, a sliding rod, a sliding sleeve, a compression spring and a connecting rod, and can clamp submarine cables with different diameters when in use; and the elasticity of the compression spring is utilized to clamp the submarine cable, so that the submarine cable can normally expand with heat and contract with cold, and the submarine cable is convenient to use. The utility model discloses compact structure can reduce external impact force, has good buffering effect, improves the protection effect to submarine cable, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a submarine cable protection device.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 2.

In the figure: 1. a protective shell; 2. a sleeve; 3. a cable clamping mechanism; 301. mounting grooves; 302. a guiding telescopic structure; 3021. a fixed cylinder; 3022. a limiting slide block; 3023. a guide bar; 303. connecting blocks; 304. a splint; 305. a slide bar; 306. a sliding sleeve; 307. a compression spring; 308. a connecting rod; 309. an arc-shaped cushion; 4. an elastic buffer structure; 401. a first arc-shaped fixing plate; 402. a cushion rubber pad; 403. and a second arc-shaped fixing plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a submarine cable protection device includes a protective case 1, a cylindrical cavity is provided in the protective case 1, a sleeve 2 is provided in the cylindrical cavity, a cable clamping mechanism 3 is provided in the sleeve 2, and an elastic buffer structure 4 is provided between the sleeve 2 and the protective case 1; elastic buffer structure 4 includes along the first arc fixed plate 401 of circumference interval setting on the sleeve pipe 2 outer wall, is equipped with rubber cushion pad 402 on each first arc fixed plate 401, is equipped with second arc fixed plate 403 on the one side that first arc fixed plate 401 was kept away from to each rubber cushion pad 402, each second arc fixed plate 403 and protective housing 1 fixed connection. Through the mutual matching of the protective shell 1, the sleeve 2 and the elastic buffer structure 4, when the protective shell 1 is impacted by the outside, the impact force can be buffered through the elastic buffer structure 4, and the influence of the impact force on the submarine cable in the sleeve 2 is reduced; moreover, through the arranged elastic buffer structure 4, a gap can be reserved between the sleeve 2 and the protective shell 1, when the protective shell 1 deforms, the sleeve 2 is not easily affected, and the using effect is good.

The cable clamping mechanism 3 comprises a plurality of mounting grooves 301 which are circumferentially arranged on the inner wall of the sleeve 2 at intervals, connecting blocks 303 are connected in the mounting grooves 301 through guiding telescopic structures 302, and clamping plates 304 are arranged on the connecting blocks 303; a sliding rod 305 is arranged in the mounting groove 301, two sliding sleeves 306 are movably sleeved on the sliding rod 305, a compression spring 307 is sleeved on the corresponding sliding rod 305 at the opposite side of the two sliding sleeves 306, the two sliding sleeves 306 are hinged with connecting rods 308, and the free end of each connecting rod 308 is hinged with the connecting block 303. In use, submarine cables of different diameters can be clamped; in addition, the elasticity of the compression spring 307 is used for clamping the submarine cable, so that the submarine cable can normally expand with heat and contract with cold, and the submarine cable is convenient to use.

Further, the guiding telescopic structure 302 comprises a fixed cylinder 3021 arranged in the mounting groove 301, a limiting slider 3022 is slidably connected in the fixed cylinder 3021, a guiding rod 3023 is arranged on the limiting slider 3022, the guiding rod 3023 movably penetrates through the fixed cylinder 3021, and the free end of the guiding rod 3023 is fixedly connected with the connecting block 303, so that the clamping plate 304 can be guided, and the clamping plate 304 can only move in the radial direction of the cable.

Still further, one side that connecting block 303 was kept away from to splint 304 is the arc structure, is equipped with arc cushion 309 on the arc structure, but the cable of different diameters of centre gripping to in the centre gripping process, through the arc cushion 309 that sets up, be difficult for causing the damage to submarine cable.

Preferably, rubber cushion pad 402 is the trapezium structure at vertical planar projection, the long end and the first arc fixed plate 401 of trapezium structure are connected, and the short end and the second arc fixed plate 403 of trapezium structure are connected, and structural design is reasonable, and rubber cushion pad 402 is difficult for walking the shape, guarantees buffering effect, and the result of use is better.

The utility model discloses a theory of operation is: when in use, the submarine cable is clamped and fixed by the cable clamping mechanism 3. When the protective shell 1 is impacted by the outside, the impact force can be buffered by the mutual matching of the first arc-shaped fixing plate 401, the cushion rubber pad 402 and the second arc-shaped fixing plate 403.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A submarine cable protection device comprises a protection shell (1), and is characterized in that a cylindrical cavity is arranged in the protection shell (1), a sleeve (2) is arranged in the cylindrical cavity, a cable clamping mechanism (3) is arranged in the sleeve (2), and an elastic buffer structure (4) is arranged between the sleeve (2) and the protection shell (1);

elastic buffer structure (4) are equipped with rubber buffer pad (402) including setting up first arc fixed plate (401) on sleeve pipe (2) outer wall along circumference interval on each first arc fixed plate (401), keep away from one side of first arc fixed plate (401) at each rubber buffer pad (402) and are equipped with second arc fixed plate (403), each second arc fixed plate (403) and protective housing (1) fixed connection.

2. A submarine cable protection device according to claim 1, wherein the cable clamping mechanism (3) comprises a plurality of mounting grooves (301) circumferentially spaced on the inner wall of the casing (2), a connecting block (303) is connected to each mounting groove (301) via a guide expansion structure (302), and a clamping plate (304) is provided on each connecting block (303);

a sliding rod (305) is arranged in the mounting groove (301), two sliding sleeves (306) are movably sleeved on the sliding rod (305), a compression spring (307) is sleeved on the sliding rod (305) corresponding to one side of each of the two sliding sleeves (306) which is opposite to the other side, connecting rods (308) are hinged on the two sliding sleeves (306), and the free end of each connecting rod (308) is hinged with the connecting block (303).

3. The submarine cable protection device according to claim 2, wherein the guiding telescopic structure (302) comprises a fixed cylinder (3021) arranged in the mounting groove (301), a limiting slider (3022) is slidably connected in the fixed cylinder (3021), a guide rod (3023) is arranged on the limiting slider (3022), the guide rod (3023) movably penetrates through the fixed cylinder (3021), and the free end of the guide rod is fixedly connected with the connecting block (303).

4. A submarine cable protection according to claim 2, wherein the clamp plate (304) is curved away from the connector block (303), and a curved cushion (309) is provided on the curved structure.

5. A submarine cable protection device according to claim 1, wherein the rubber cushion (402) has a trapezoidal structure in a vertical plane, the long base of the trapezoidal structure is connected to the first arc-shaped fixing plate (401), and the short base of the trapezoidal structure is connected to the second arc-shaped fixing plate (403).