CN220842890U - Floating support device for submarine cable landing construction - Google Patents
Floating support device for submarine cable landing construction Download PDFInfo
- Publication number
- CN220842890U CN220842890U CN202322706905.8U CN202322706905U CN220842890U CN 220842890 U CN220842890 U CN 220842890U CN 202322706905 U CN202322706905 U CN 202322706905U CN 220842890 U CN220842890 U CN 220842890U
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- floating
- limiting
- submarine cable
- component
- outer cover
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- 238000007667 floating Methods 0.000 title claims abstract description 57
- 238000010276 construction Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000005192 partition Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000013535 sea water Substances 0.000 abstract description 24
- 238000007599 discharging Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Abstract
The application belongs to the technical field of submarine cable landing construction, and particularly relates to a floating device for submarine cable landing construction, which comprises a floating component, a supporting component, a limiting component and a positioning component, wherein the floating component comprises an outer cover shell and a partition plate, the partition plate is arranged in the outer cover shell, an inner cavity of the outer cover shell is divided into an upper cavity and a lower cavity by the partition plate, the upper cavity is internally provided with the positioning component which can lift along with the change of liquid level in the upper cavity, the positioning component drives the limiting component to move up and down along two supporting mechanisms forming the supporting component, and the upper part of the limiting component is positioned in the lower cavity. According to the application, the sea cable in laying can be limited by utilizing the buoyancy of the sea water and controlling the depth of sinking into the sea water along with the increase and decrease of the weight of the outer cover shell according to the cooperation of the limiting component and the positioning component, and meanwhile, after landing construction, the sea cable can be separated from the floating support only by discharging the sea water, so that the operation is simple and efficient, and the construction period can be shortened.
Description
Technical Field
The application belongs to the technical field of submarine cable landing construction, and particularly relates to a floating device for submarine cable landing construction.
Background
Submarine cables are wires wrapped by insulating materials and laid on the sea and under rivers for power and communication transmission.
In the landing process of the submarine cable, an air bag is generally used for floating, and the buoyancy of the air bag floating enables the submarine cable to float on the sea surface, so that the resistance is reduced when the submarine cable lands. After the submarine cable is logged in, the submarine cable is required to be separated from the airbag floating support, so that the submarine cable is sunk into the seabed.
In the related art, after the sea cable is logged in, a professional diver usually goes down to cut off the tying rope between the floating support and the sea cable, so that the sea cable is sunk, and the airbag floating support devices are required to be detached one by one. The operation is inconvenient, the working efficiency is extremely low, the construction period is prolonged, the total progress of submarine cable laying engineering is seriously influenced, and the construction difficulty and risk are also relatively high.
Disclosure of utility model
The application aims at overcoming the defects of the prior art, designs a floating device for submarine cable landing construction according to the cooperation of a limiting assembly and a positioning assembly by utilizing seawater buoyancy, and solves the problems that the traditional floating is inconvenient, the working efficiency is extremely low and the construction period is prolonged.
In order to achieve the above purpose, the technical scheme adopted by the application is as follows:
The floating device for the submarine cable landing construction comprises a floating assembly, a supporting assembly, a limiting assembly and a positioning assembly, wherein the floating assembly comprises an outer housing and a partition plate, the partition plate is arranged in the outer housing, an inner cavity of the outer housing is divided into an upper cavity and a lower cavity by the partition plate, the upper cavity is internally provided with the positioning assembly which can lift along with the change of the liquid level in the upper cavity, the positioning assembly drives the limiting assembly to move up and down along two supporting mechanisms forming the supporting assembly, and the upper part of the limiting assembly is positioned in the lower cavity;
The bottom of spacing subassembly is used for the centre gripping sea cable, and the spacing subassembly is used for the centre gripping sea cable the part be located the base below of constituteing supporting component, be provided with the arc groove with sea cable looks adaptation on the middle part lower surface of base.
The top wall of the outer cover shell corresponding to the top end of the upper cavity is provided with a water inlet, the side wall of the outer cover shell corresponding to the bottom of the upper cavity is provided with a drain hole, and the drain hole is provided with a sealing piston.
The support assembly further comprises a fastener and two fixing pieces, wherein the two fixing pieces are symmetrically arranged on the bottom wall of the base respectively, and the base is connected with the outer cover shell.
The junction of base and dustcoat shell is provided with the locating plate, has seted up the internal thread hole on the locating plate, just base and dustcoat shell pass through fastener threaded connection and are connected in the internal thread hole.
One end of each of the two supporting mechanisms is arranged on the corresponding fixing piece, and the other ends of the two supporting mechanisms are connected with the partition plate.
The supporting mechanism comprises a straight rod frame and an inclined rod frame, one end of the straight rod frame is arranged on the bottom wall of the partition plate, the other end of the straight rod frame is provided with the inclined rod frame, and the other end of the inclined rod frame is connected with a fixing piece located on the same side of the inclined rod frame.
The limiting assembly comprises two limiting frames, two limiting rings, an elastic connecting piece and a floating piece, wherein the two limiting rings are respectively sleeved on the two supporting mechanisms; two limiting frames are arranged on the bottom walls of the two limiting rings, elastic connecting pieces are arranged on the top walls of the two limiting rings, and floating pieces are arranged in the middle of the elastic connecting pieces.
The connecting end surfaces of the two limiting frames are smooth planes, and the bottom wall of the outer cover shell is provided with an open slot with the outer diameter larger than the maximum distance between the two limiting rings.
The locating component comprises a hollow sleeve, a movable rod, a second floating piece and a sealing piece, wherein the hollow sleeve is arranged on the top wall of the partition board, the movable rod is arranged in the hollow sleeve in a sliding mode, one end of the movable rod is connected with the elastic connecting piece, and the second floating piece is arranged at the other end of the movable rod.
The hollow sleeve is filled with a sealing element, and the sealing element is coated on the movable rod.
Compared with the prior art, the application has the following beneficial effects:
According to the application, the sea cable in laying can be limited by utilizing the buoyancy of the sea water and controlling the depth of sinking into the sea water along with the increase and decrease of the weight of the outer cover shell according to the cooperation of the limiting component and the positioning component, and meanwhile, after landing construction, the sea cable can be separated from the floating support only by discharging the sea water, so that the operation is simple and efficient, and the construction period can be shortened.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present application.
Figure number and name: the floating assembly 10, the outer shell 101, the partition 102, the sealing piston 103, the supporting assembly 20, the base 201, the fastening piece 202, the fixing piece 203, the supporting mechanism 204, the straight rod frame 2041, the diagonal rod frame 2042, the limiting assembly 30, the limiting frame 301, the limiting ring 302, the elastic connecting piece 303, the floating piece 304, the positioning assembly 40, the hollow sleeve 401, the movable rod 402, the second floating piece 403 and the sealing piece 404.
Detailed Description
The present application will now be described in detail with reference to the drawings and the specific embodiments thereof, wherein the illustrative embodiments and descriptions of the application are for illustration, but not for limitation.
In the description of the present application, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
As shown in fig. 1, the floating device for submarine cable landing construction of the present application includes a floating assembly 10, a supporting assembly 20, a limiting assembly 30 and a positioning assembly 40.
The floatation assembly 10 includes an outer housing 101, a diaphragm 102, and a sealing piston 103, wherein the diaphragm 102 is disposed in the outer housing 101, and the inner cavity of the outer housing 101 is divided into an upper cavity and a lower cavity by the diaphragm 102. The sealing piston 103 is arranged on the outer housing 101, and the support assembly 20 is movably connected with the outer housing 101.
It should be noted that, in this embodiment, the top wall of the outer casing 101 is provided with a water inlet, so that seawater can be filled into the outer casing 101 to increase the weight of the outer casing 101, and the amount of water filled into the outer casing 101 can be determined according to the height of the floating member 304 immersed in the seawater.
It should be noted that, the side wall of the outer casing 101 corresponding to the bottom of the upper cavity is provided with a drain hole, the sealing piston 103 is inserted and arranged in the drain hole for plugging the drain hole, and the sealing piston 103 can be mounted on the outer casing 101 in a limited manner through a connecting rope, so as to prevent the sealing piston 103 from being lost when being taken down.
The support assembly 20 may include a base 201, a fastener 202, two fixing members 203, and two support mechanisms 204, wherein the base 201 is movably connected with the outer casing 101, and the fastener 202 is disposed at a connection portion between the base 201 and the outer casing 101. The two fixing pieces 203 are symmetrically arranged on the bottom wall of the base 201, one ends of the two supporting mechanisms 204 are respectively arranged on the two fixing pieces 203, and the other ends of the two supporting mechanisms 204 are connected with the partition plate 102.
It should be noted that, the fastener 202 may be a screw or a bolt, and the outer casing 101 is detachably connected to the base 201 through a threaded connection, so as to facilitate disassembly and assembly. The fixing piece 203 is a connecting rod and is used for connecting the base 201 and the supporting mechanism 204, the supporting mechanism 204 can be directly inserted into the lower cavity of the outer cover shell 101 when being installed on the base 201, and the limiting assembly 30 for fixing the submarine cable can be used for limiting through the supporting mechanism 204.
The limiting assembly 30 is movably disposed in the lower cavity, and the limiting assembly 30 is movably connected with the supporting mechanism 204. The positioning component 40 is arranged in the upper cavity, and the positioning component 40 is movably connected with the limiting component 30.
It should be noted that, the limiting assembly 30 and the positioning assembly 40 cooperate with each other to fix the submarine cable, and the submarine cable can be reinforced or automatically dropped off along with the filling of the seawater and the buoyancy change of the outer casing 101.
Specifically, when the submarine cable is laid in a landing mode through the floating support, the submarine cable passes through the limiting assembly 30, the limiting assembly 30 moves on the supporting mechanism 204, the submarine cable can be limited and installed after moving into the lower cavity, and the submarine cable can not fall off. At this time, after the sea cable passes through the spacing assembly 30, the floatation assembly 10 is placed in the sea water, and the upper cavity is filled with sea water according to the buoyancy of the floatation member 304 and the outer housing 101. The lower half part of the upper partition plate 102 of the outer housing 101 is immersed in the seawater, the limiting component 30 and the positioning component 40 are matched at the moment, the submarine cable is driven to be fastened and attached to the bottom of the base 201 through the buoyancy of the seawater,
When the submarine cable is fixed on the coast and the submarine cable and the floating assembly 10 are required to be removed, the sealing piston 103 is only required to be removed from the outer cover 101, and the filled seawater flows out of the outer cover 101. That is, when the outer casing 101 moves upwards due to its buoyancy, the limiting assembly 30 moves downwards, the bottom end of the limiting assembly 30 moves from the lower cavity to the lower part of the base 201, and the submarine cable is automatically dropped from the limiting assembly 30 without being bound by the limiting of the supporting mechanism 204.
In one embodiment of the present application, the limiting assembly 30 includes two limiting frames 301, two limiting rings 302, an elastic connecting member 303 and a floating member 304, wherein the two limiting rings 302 are respectively sleeved on the two supporting mechanisms 204, the two limiting frames 301 are respectively disposed on bottom walls of the two limiting rings 302, and the elastic connecting member 303 is disposed on top walls of the two limiting rings 302. A float 304 is provided at a position in the middle of the lower sidewall of the elastic connection member 303, and the float 304 is movably provided in the lower cavity.
It should be noted that, the limiting ring 302 may move up and down on the supporting mechanism 204, and the installation position of the limiting ring 302 may be determined according to practical situations. When the limiting ring 302 moves from the straight rod frame 2041 to the diagonal rod frame 2042, it is required that the float 304 does not move to the sea level. The floating member 304 may be a plastic sphere, may float on the sea water, and the floating member 304 moves down as the outer casing 101 rises, and the size of the floating member 304 may be designed according to practical situations, which is not particularly limited herein. The elastic connection 303 may be an elastic plastic member that expands elastically as the two spacers 301 expand. The limiting rings 302 move up and down on the supporting mechanism 204, so that the two limiting frames 301 can be opened to enable the submarine cable to fall off.
The positioning assembly 40 comprises a hollow sleeve 401, a movable rod 402, a second floating member 403 and a sealing member 404, wherein the hollow sleeve 401 is arranged on the top wall of the partition plate 102, the movable rod 402 is movably arranged in the hollow sleeve 401, one end of the movable rod 402 is connected with the middle part of the upper side wall of the elastic connecting member 303, one end of the movable rod 402 can be connected with the floating member 304, and then the movable rod 402 is welded with the elastic connecting member 303. The second float 403 is disposed at the other end of the movable rod 402, the sealing member 404 is filled in the hollow sleeve 401, and the sealing member 404 is coated on the movable rod 402.
It should be noted that the sealing member 404 may be a sealing rubber plug, and may be lifted and lowered in the hollow sleeve 401 along with the movable rod 402 to isolate the seawater above and below the partition 102. The second floating member 403 may be a plastic floating pad, and a semicircular bump may be provided at the top thereof, so that the water inlet of the outer casing 101 may be blocked as the water level rises. The height of the limit frame 301 can also be adjusted by the depth of the seawater filled in the outer housing 101 by connecting the movable rod 402 with the float 304.
In one embodiment of the present application, the support mechanism 204 may include a straight bar frame 2041 and an inclined bar frame 2042, wherein one end of the straight bar frame 2041 is disposed on the bottom wall of the partition 102. The diagonal frame 2042 is disposed at the other end of the straight bar frame 2041, and the other end of the diagonal frame 2042 is connected with the fixing member 203.
It should be noted that, the supporting mechanism 204 is configured as a straight rod frame 2041 to linearly lift the limiting frame 301 to limit the submarine cable. The two diagonal braces 2042 may be designed according to the sea cable diameter and the lowering height of the float 304, and are not particularly limited herein. When the sea cable descends, the two limiting frames 301 can be separated through the inclined rod frame 2042, and the sea cable can be automatically separated.
In one embodiment of the present application, the connecting end surfaces of the two limiting frames 301 are smooth planes, and the bottom wall of the outer casing 101 is provided with an open slot with an outer diameter larger than the maximum distance between the two limiting rings 302.
It should be noted that, smooth planes are attached to each other without resistance, and abrasion is not caused to the submarine cable, and the limiting ring 302 can be limited and lifted by the open groove.
In one embodiment of the present application, a positioning plate is disposed at the connection between the base 201 and the outer casing 101, an internal threaded hole is formed on the positioning plate, and the base 201 and the outer casing 101 are connected in the internal threaded hole by a fastener 202 in a threaded manner.
It should be noted that, by means of threaded connection, the base 201 can be movably detached from the outer casing 101, so that the disassembly and the maintenance are convenient.
Specifically, when the submarine cable is laid by landing through the floating support, the submarine cable passes through between the two limiting frames 301, then seawater is filled into the inner cavity of the outer housing 101, the seawater is filled into the upper cavity, the water filling amount is controlled according to the height of the submarine water, at the moment, the floating member 304 is lifted by the buoyancy of the seawater, the limiting frames 301 are driven to move on the straight rod frame 2041 by being matched with the second floating member 403, and the submarine cable is limited in the two limiting frames 301 and cannot fall off.
When the sea cable is erected and the sea cable is required to be detached from the floating support by fixing on the coast, the sealing piston 103 is removed from the outer housing 101, at this time, the sea water flows out of the upper cavity, the outer housing 101 rises from the sea water to the sea water surface, the second floating member 403 and the floating member 304 move downwards, the limiting ring 302 moves from the straight rod frame 2041 to the inclined rod frame 2042, and the two limiting frames 301 move relatively, so that the sea cable is automatically separated by opening the opening.
Claims (10)
1. The utility model provides a float and hold in palm device of sea cable login construction which characterized in that: comprises a floating component (10), a supporting component (20), a limiting component (30) and a positioning component (40),
The floating assembly (10) comprises an outer cover shell (101) and a partition plate (102), the partition plate (102) is arranged in the outer cover shell (101), an inner cavity of the outer cover shell (101) is divided into an upper cavity and a lower cavity by the partition plate (102), a positioning assembly (40) capable of lifting along with liquid level change in the upper cavity is arranged in the upper cavity, and the positioning assembly (40) drives a limiting assembly (30) to move up and down along two supporting mechanisms (204) forming a supporting assembly (20), wherein the upper part of the limiting assembly (30) is positioned in the lower cavity;
The bottom of spacing subassembly (30) is used for centre gripping sea cable, and the part that spacing subassembly (30) is used for centre gripping sea cable is located the base (201) below of constituteing supporting component (20), is provided with the arc groove with sea cable looks adaptation on the middle part lower surface of base (201).
2. The floating device for submarine cable landing construction according to claim 1, wherein: the top wall of the outer shell (101) corresponding to the top end of the upper cavity is provided with a water inlet, the side wall of the outer shell (101) corresponding to the bottom of the upper cavity is provided with a drain hole, and the drain hole is provided with a sealing piston (103).
3. The floating device for submarine cable landing construction according to claim 1, wherein: the supporting component (20) further comprises a fastener (202) and two fixing pieces (203), the two fixing pieces (203) are symmetrically arranged on the bottom wall of the base (201) respectively, and the base (201) is connected with the outer cover shell (101).
4. A submarine cable landing construction float-over device according to claim 3, wherein: the connecting part of the base (201) and the outer cover shell (101) is provided with a positioning plate, an internal threaded hole is formed in the positioning plate, and the base (201) and the outer cover shell (101) are connected in the internal threaded hole through a fastener (202) in a threaded mode.
5. A submarine cable landing construction float-over device according to claim 3, wherein: one end of each of the two supporting mechanisms (204) is arranged on the corresponding fixing piece (203), and the other ends of the two supporting mechanisms (204) are connected with the partition plate (102).
6. The floating device for submarine cable landing construction according to claim 5, wherein: the supporting mechanism (204) comprises a straight rod frame (2041) and an inclined rod frame (2042), one end of the straight rod frame (2041) is arranged on the bottom wall of the partition plate (102), the inclined rod frame (2042) is arranged at the other end of the straight rod frame (2041), and the other end of the inclined rod frame (2042) is connected with a fixing piece (203) located on the same side of the inclined rod frame (2042).
7. The floating device for submarine cable landing construction according to claim 1, wherein: the limiting assembly (30) comprises two limiting frames (301), two limiting rings (302), an elastic connecting piece (303) and a floating piece (304), wherein the two limiting rings (302) are respectively sleeved on the two supporting mechanisms (204); two limiting brackets (301) are arranged on the bottom walls of the two limiting rings (302), elastic connecting pieces (303) are arranged on the top walls of the two limiting rings (302), and floating pieces (304) are arranged in the middle of the elastic connecting pieces (303).
8. The floating device for submarine cable landing construction according to claim 7, wherein: the connecting end surfaces of the two limiting brackets (301) are smooth planes, and the bottom wall of the outer cover shell (101) is provided with an open slot with the outer diameter larger than the maximum distance between the two limiting rings (302).
9. The floating device for submarine cable landing construction according to claim 7, wherein: the positioning assembly (40) comprises a hollow sleeve (401), a movable rod (402), a second floating piece (403) and a sealing piece (404), wherein the hollow sleeve (401) is arranged on the top wall of the partition board (102), the movable rod (402) is arranged in the hollow sleeve (401) in a sliding mode, one end of the movable rod (402) is connected with the elastic connecting piece (303), and the second floating piece (403) is arranged at the other end of the movable rod (402).
10. The floating device for submarine cable landing construction according to claim 9, wherein: the hollow sleeve (401) is filled with a sealing piece (404), and the sealing piece (404) is arranged on the movable rod (402) in a coating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322706905.8U CN220842890U (en) | 2023-10-10 | 2023-10-10 | Floating support device for submarine cable landing construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322706905.8U CN220842890U (en) | 2023-10-10 | 2023-10-10 | Floating support device for submarine cable landing construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220842890U true CN220842890U (en) | 2024-04-26 |
Family
ID=90782591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322706905.8U Active CN220842890U (en) | 2023-10-10 | 2023-10-10 | Floating support device for submarine cable landing construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220842890U (en) |
-
2023
- 2023-10-10 CN CN202322706905.8U patent/CN220842890U/en active Active
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