CN104852340B - A kind of anti-silting type extra large cable anchors well - Google Patents

A kind of anti-silting type extra large cable anchors well Download PDF

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Publication number
CN104852340B
CN104852340B CN201510185774.0A CN201510185774A CN104852340B CN 104852340 B CN104852340 B CN 104852340B CN 201510185774 A CN201510185774 A CN 201510185774A CN 104852340 B CN104852340 B CN 104852340B
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China
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extra large
large cable
sea water
well
well body
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CN201510185774.0A
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CN104852340A (en
Inventor
徐世泽
陈飞
龚坚刚
丁小蔚
许琳
陈华
董斌
丁祥
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State Grid Corp of China SGCC
Economic and Technological Research Institute of State Grid Zhejiang Electric Power Co Ltd
Zhejiang Huayun Electric Power Engineering Design Consulting Co
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State Grid Corp of China SGCC
Economic and Technological Research Institute of State Grid Zhejiang Electric Power Co Ltd
Zhejiang Huayun Electric Power Engineering Design Consulting Co
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Application filed by State Grid Corp of China SGCC, Economic and Technological Research Institute of State Grid Zhejiang Electric Power Co Ltd, Zhejiang Huayun Electric Power Engineering Design Consulting Co filed Critical State Grid Corp of China SGCC
Priority to CN201510185774.0A priority Critical patent/CN104852340B/en
Publication of CN104852340A publication Critical patent/CN104852340A/en
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Abstract

The invention discloses a kind of anti-silting type extra large cable anchors well.Existing extra large cable anchoring well has certain requirement to the silt content of sea water, containing the too many cooling water of the impurity such as silt particle, cooling water pipe can be resulted in blockage, impact extra large cable cools.It is a feature of the present invention that, the top of described well body is provided with a refrigerated sea water water inlet, form a refrigerated sea water pond and in well body and be located at the sedimentation tank immediately below refrigerated sea water water inlet, described sedimentation tank is communicated on the top of well body with refrigerated sea water pond, the bottom of sedimentation tank is provided with a sand removing hole communicating with the external world, and described extra large cable anchorage clip is located at the at the bottom of pond in refrigerated sea water pond;It is provided with one positioned at the well body of extra large cable entrance side with the floating drum water inlet that communicates of the external world with the buoy lifting chamber that communicates with floating drum water inlet, this buoy lifting intracavity puts a liftable floating drum.The present invention carries out to the refrigerated sea water being passed through precipitating silt particle and is automatically drained out silt particle it is therefore prevented that extra large cable anchors the cooling water pipe of well by silting.

Description

A kind of anti-silting type extra large cable anchors well
Technical field
The present invention relates to the device to extra large cable anchoring in submarine cable transmission line of electricity, especially a kind of anti-silting type extra large cable anchoring Well.
Background technology
Submarine cable log in section due to the boundary positioned at flood and field, need extra large cable is anchored, prevent sea Cable is subject to the impact of tide and wave to swing and lead to extra large cable impaired.For this reason, generally anchor is carried out to extra large cable using extra large cable anchoring well Gu.
Cool in view of section is logged in extra large cable, when logging in section using extra large cable and laying cooling water pipe, cooling water Pass through refrigerated sea water in pipe, while extra large cable anchoring well provides refrigerated sea water to give extra large cable cooling, take into account leading of refrigerated sea water Into and out.Because cooling water pipe diameter is little(Generally between 0.4-0.8 rice), so having necessarily to the silt content of sea water Requirement, containing the too many cooling water of the impurity such as silt particle, cooling water pipe can be resulted in blockage, impact extra large cable cool.
Content of the invention
The technical problem to be solved is the defect overcoming above-mentioned prior art to exist, and provides a kind of anti-silting type sea Cable anchors well, and it can effectively fix extra large cable, and the refrigerated sea water being passed through is carried out precipitate silt particle and be automatically drained out silt particle, to prevent Extra large cable anchors the cooling water pipe of well by silting.
For this reason, the present invention adopts the following technical scheme that:A kind of anti-silting type extra large cable anchors well, including well body with positioned at well body The extra large cable anchorage clip of bottom it is characterised in that
The top of described well body is provided with a refrigerated sea water water inlet, forms a refrigerated sea water pond and and be located at cooling in well body Sedimentation tank immediately below seawater inlet port, described sedimentation tank is communicated on the top of well body with refrigerated sea water pond, the bottom of sedimentation tank Portion is provided with a sand removing hole communicating with the external world, and described extra large cable anchorage clip is located at the at the bottom of pond in refrigerated sea water pond;
It is provided with one positioned at the well body of extra large cable entrance side to communicate with the extraneous floating drum water inlet communicating with floating drum water inlet Buoy lifting chamber, this buoy lifting intracavity puts a liftable floating drum;
The inner end axle of the sediment outflow baffle plate that can swing up and down is connected on the medial wall of sedimentation tank, the outer end of sediment outflow baffle plate It is placed in outside well body by sand removing hole and uses cooperatively with floating drum, realize turning off or on of sand removing hole.
When the present invention uses, sea water promotes sediment outflow baffle plate to be rotated up the buoyancy of floating drum, until the middle part of sediment outflow baffle plate Conflict on the roof of sand removing hole, now sand removing hole is in the state of being closed(I.e. at the incoming tide);When the sea water in sedimentation tank, silt particle Gravity and sediment outflow baffle plate deadweight more than floating drum buoyancy when(I.e. at ebb tide, the now decline with sea water, the buoyancy of floating drum subtracts Little), sediment outflow baffle plate rotates down, and the middle part of sediment outflow baffle plate is departed from the roof of sand removing hole, and sand removing hole is in open state, mud Sand is discharged at sand removing hole.
The extra large cable anchoring well of the present invention is generally disposed at extra large cable and logs near section disengaging sea water section, protects in extreme low water Card extra large cable entrance is located under tidal level;In minimum high tide level, the refrigerated sea water water inlet of anchoring well is located under tidal level.
Further, the top of described well body is provided with a backflow guide plate, and the bottom of this backflow guide plate is located in sedimentation tank, and returns Form one between the top of the bottom of conductance plate and sedimentation tank medial wall to be used for entering the sea water after precipitation in refrigerated sea water pond Inflow entrance.The refrigerated sea water being flowed into by water inlet is carried out water conservancy diversion by backflow guide plate, makes sea water form backflow, in the work of gravity With under, the silt particle thing in sea water is deposited on sediment outflow baffle plate, the sea water after precipitation pass through flow back guide plate enter refrigerated sea water pond in.
Further, a drain pipe being communicated with refrigerated sea water pond, this drain pipe are connected on the well body of extra large cable entrance side On be provided with an anti-silting cover plate equipped with a check valve, the mouth of pipe of drain pipe.Anti-silting cover plate covers drain pipe port at the incoming tide, prevents silt particle Alluvial is in drain pipe port;Refrigerated sea water passes through the unidirectional outflow of check valve at ebb tide, and refrigerated sea water is gathered in pipe, reaches certain During pressure, anti-silting cover plate is opened, and discharges refrigerated sea water.
Further, a cooling water pipe being communicated with refrigerated sea water pond is connected on the well body of extra large cable outlet side, described Cooling water pipe is used for being enclosed within extra large cable and logs in section, logs in section cooling to extra large cable.
Further, equipped with filter screen on the inner face of described cooling water pipe.Sea water in refrigerated sea water pond is entered by filter screen again Enter in cooling water pipe, prevent silt blocking cooling water pipe.
Further, described refrigerated sea water water inlet is 2-4 rice with the difference in height of floating drum water inlet, makes to exist up and down pressure Difference, at the incoming tide float buoyancy can support the pressure that sea water pours in and silt particle gravity, sand removing hole is in the state of being closed.
Further, equipped with cat ladder on the medial wall in described refrigerated sea water pond, the well body top surface directly over cat ladder has One manhole.Manhole is manhole, closes at ordinary times, needs to open during maintenance, maintainer can be entered by manhole, enters along cat ladder In refrigerated sea water pond.
Further, the top of described well body is provided with an anti-collision warning device, and passing ships are reminded in warning, prevents from clashing into extra large cable Anchoring well;Described anti-collision warning device includes ban board support and the LED ban board being arranged on ban board support and the sun Energy charging panel, solar charging panel is powered to LED ban board, and warning red and white all brushed by ban board support and well body Paint.The ship of warning paint warning process on daytime, LED ban board flashing reminds night ship to note anticollision.
Further, described refrigerated sea water water inlet is provided with metal grate, and metal grate is in order to slightly larger the moulding of blocking volume The floating things such as strand foam, branch, water bottle enter in well body.
Further, extra large cable logs in section and accesses extra large cable anchoring well by extra large cable entrance, and is fixed in extra large cable anchorage clip, extra large cable anchor Gu folder is arranged on anchor frame base.
The present invention anti-silting type extra large cable anchor Cementing application logs in section in submarine cable, solves this section of extra large cable anchoring fixation and asks Topic, and refrigerated sea water is provided, and the refrigerated sea water being passed through is carried out precipitate silt particle and be automatically drained out silt particle it is therefore prevented that extra large cable anchor The cooling water pipe of well cementation is by silting.
Brief description
Structural representation when Fig. 1 is intake for the present invention.
Fig. 2 is structural representation during spoil disposal sand of the present invention.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the structural representation at drain pipe of the present invention.
Fig. 6 is the structural representation of anti-collision warning device of the present invention.
In figure, 1- well body, 2- extra large cable anchorage clip, 3- refrigerated sea water water inlet, 4- refrigerated sea water pond, 5- sedimentation tank, 6- arranges Sand mouth, 7- floating drum water inlet, 8- buoy lifting chamber, 9- floating drum, 10- sediment outflow baffle plate, 11- backflow guide plate, 12- inflow entrance, 13- arranges Water pipe, 14- check valve, the anti-silting cover plate of 15-, 16- cooling water pipe, 17- filter screen, 18- cat ladder, 19- manhole, 20- ban board support, 21-LED ban board, 22- solar charging panel, 23- metal grate, 24- extra large cable anchorage, 25- extra large cable logs in section, 26- extra large cable Entrance.
Specific embodiment
With reference to specification drawings and specific embodiments, the invention will be further described.
Anti-silting type extra large cable anchors well as depicted, and the top of well body 1 is provided with refrigerated sea water water inlet 3, this refrigerated sea water It is provided with metal grate 23 at water inlet 3.Form refrigerated sea water pond 4 in well body 1 and be located at sinking immediately below refrigerated sea water water inlet Shallow lake pond 5, equipped with cat ladder 18 on the medial wall in refrigerated sea water pond 4, the well body top surface directly over cat ladder has manhole 19.
Described sedimentation tank 5 is communicated on the top of well body 1 with refrigerated sea water pond 4, and the bottom of sedimentation tank 5 is provided with and extraneous phase Logical sand removing hole 6, the at the bottom of pond in refrigerated sea water pond 4 is provided with extra large cable anchorage clip 2 and the extra large cable anchorage for placing extra large cable anchorage clip 2 24.
It is provided with and the floating drum water inlet 7 that communicates of the external world and communicate with floating drum water inlet positioned at the well body of extra large cable entrance side Buoy lifting chamber 8, the built-in liftable floating drum 9 in this buoy lifting chamber 8.Refrigerated sea water water inlet 3 and the height of floating drum water inlet 7 Difference is 2-4 rice.
The inner end axle of the sediment outflow baffle plate 10 that can swing up and down is connected on the medial wall of sedimentation tank 5, outside sediment outflow baffle plate 10 End is placed in outside well body by sand removing hole 6 and is used cooperatively with floating drum 9, realizes turning off or on of sand removing hole 6.
The top of well body 1 is provided with backflow guide plate 11, and the bottom of this backflow guide plate 11 is located in sedimentation tank 5, and the guide plate that flows back Formed between the top of 11 bottom and sedimentation tank 5 medial wall for the sea water after precipitation being entered the inflow in refrigerated sea water pond Mouth 12.
Connect, in the well body of extra large cable entrance side, the drain pipe 13 communicating with refrigerated sea water pond 4, this drain pipe 13 fills There is check valve 14, the mouth of pipe of drain pipe 13 is provided with anti-silting cover plate 15.
The cooling water pipe 16 being communicated with refrigerated sea water pond 4 is connected on the well body of extra large cable outlet side, cooling water pipe 16 Equipped with filter screen 17 on inner face.Cooling water pipe is used for being enclosed within extra large cable and logs in section 25, logs in section cooling to extra large cable.
The top of well body 1 is provided with anti-collision warning device, and described anti-collision warning device by ban board support 20 and is arranged on LED ban board 21 on ban board support and solar charging panel 22 form, and solar charging panel 22 supplies to LED ban board 21 Electricity, ban board support and well body are all brushed warning paint red and white.
Extra large cable logs in section 25 and accesses extra large cable anchoring well by extra large cable entrance 26, and is fixed in extra large cable anchorage clip 2, and extra large cable anchors Folder 2 is arranged on anchor frame base 24.
At the incoming tide, sea water enters from floating drum water inlet, and floating drum rises with extra large buoyancy of water, withstands sediment outflow baffle plate, now Sediment outflow baffle plate is sheltered from sand removing hole by floating drum extruding, and sand removing hole is in closed state.
At ebb tide, with the decline of sea water, buoyancy suffered by floating drum reduces, when buoyancy is less than sea water, silt particle weight in sedimentation tank When power and sediment outflow baffle plate own wt, sand removing hole is opened, and silt particle discharges sedimentation tank along sediment outflow baffle plate.Within a flood tide cycle Complete sediment outflow process.
The above, be only presently preferred embodiments of the present invention, not the structure of the present invention is made any pro forma Limit.Any simple modification, equivalent variations and modification that every technical spirit according to the present invention is made to above example, all Fall within the scope of protection of the present invention.

Claims (10)

1. a kind of anti-silting type extra large cable anchors well, the extra large cable anchorage clip (2) including well body (1) with positioned at well body bottom, and its feature exists In,
The top of described well body (1) is provided with a refrigerated sea water water inlet (3), forms a refrigerated sea water pond (4) and in well body (1) Sedimentation tank (5) immediately below refrigerated sea water water inlet, described sedimentation tank (5) and refrigerated sea water pond (4) are in well body (1) Top communicates, and the bottom of sedimentation tank (5) is provided with a sand removing hole (6) communicating with the external world, and described extra large cable anchorage clip (2) is located at cold But the at the bottom of pond of sea water pond (4);
Positioned at the well body of extra large cable entrance side be provided with one with the floating drum water inlet (7) that communicates of the external world and communicate with floating drum water inlet Buoy lifting chamber (8), the built-in liftable floating drum (9) in this buoy lifting chamber (8);
The inner end axle of the sediment outflow baffle plate (10) that can swing up and down is connected on the medial wall of sedimentation tank (5), sediment outflow baffle plate (10) To be placed in well body by sand removing hole (6) outer and use cooperatively with floating drum (9) for outer end, realize turning off or on of sand removing hole (6).
2. anti-silting type extra large cable anchoring well according to claim 1 is it is characterised in that the top of described well body (1) is provided with one Backflow guide plate (11), the bottom of this backflow guide plate (11) is located in sedimentation tank (5), and the bottom of the guide plate (11) that flows back and sedimentation tank (5) form one between the top of medial wall for making the sea water after precipitation enter the inflow entrance (12) in refrigerated sea water pond.
3. anti-silting type extra large cable according to claim 1 and 2 anchors well it is characterised in that being located at the well body of extra large cable entrance side The drain pipe (13) that upper connection one is communicated with refrigerated sea water pond (4), equipped with a check valve (14), drain pipe on this drain pipe (13) (13) the mouth of pipe is provided with an anti-silting cover plate (15).
4. anti-silting type extra large cable according to claim 1 and 2 anchors well it is characterised in that being located at the well body of extra large cable outlet side On be connected to a cooling water pipe (16) communicating with refrigerated sea water pond (4).
5. anti-silting type extra large cable anchoring well according to claim 4 is it is characterised in that the inner face of described cooling water pipe (16) On equipped with filter screen (17).
6. anti-silting type extra large cable according to claim 1 and 2 anchors well it is characterised in that described refrigerated sea water water inlet (3) it is 2-4 rice with the difference in height of floating drum water inlet (7).
7. anti-silting type extra large cable according to claim 1 and 2 anchor well it is characterised in that described refrigerated sea water pond (4) interior Equipped with cat ladder (18) on the wall of side, the well body top surface directly over cat ladder has a manhole (19).
8. anti-silting type extra large cable anchoring well according to claim 1 and 2 is it is characterised in that the top of described well body (1) is provided with One anti-collision warning device, described anti-collision warning device includes ban board support (20), the LED being arranged on ban board support prohibits Token (21) and the solar charging panel (22) being arranged on ban board support, solar charging panel (22) gives LED ban board (21) power, ban board support and well body are all brushed warning paint red and white.
9. anti-silting type extra large cable according to claim 1 and 2 anchors well it is characterised in that described refrigerated sea water water inlet (3) it is provided with metal grate (23).
10. anti-silting type extra large cable anchoring well according to claim 1 and 2 is it is characterised in that extra large cable logs in section (25) by extra large cable Entrance (26) accesses extra large cable anchoring well, and is fixed in extra large cable anchorage clip (2), and extra large cable anchorage clip (2) is arranged on anchor frame base (24)On.
CN201510185774.0A 2015-04-20 2015-04-20 A kind of anti-silting type extra large cable anchors well Active CN104852340B (en)

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CN104852340B true CN104852340B (en) 2017-03-01

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* Cited by examiner, † Cited by third party
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CN110526407B (en) * 2019-09-06 2021-09-28 重庆大学 Pulse water distribution device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946142A (en) * 1974-09-30 1976-03-23 Mazin Kellow Cooling of power cables utilizing an open cycle cooling system
CN101158422A (en) * 2007-10-31 2008-04-09 宁波东方集团有限公司 Sea cable anchoring device
CN103646693A (en) * 2013-12-10 2014-03-19 来安县新元机电设备设计有限公司 Submarine cable possessing cooling function
CN203941754U (en) * 2014-04-21 2014-11-12 浙江海洋学院 A kind of seashore cable heat pipe cooling device
CN204732832U (en) * 2015-04-20 2015-10-28 国家电网公司 A kind of anti-silting type sea cable anchoring well

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946142A (en) * 1974-09-30 1976-03-23 Mazin Kellow Cooling of power cables utilizing an open cycle cooling system
CN101158422A (en) * 2007-10-31 2008-04-09 宁波东方集团有限公司 Sea cable anchoring device
CN103646693A (en) * 2013-12-10 2014-03-19 来安县新元机电设备设计有限公司 Submarine cable possessing cooling function
CN203941754U (en) * 2014-04-21 2014-11-12 浙江海洋学院 A kind of seashore cable heat pipe cooling device
CN204732832U (en) * 2015-04-20 2015-10-28 国家电网公司 A kind of anti-silting type sea cable anchoring well

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