CN102825038B - Dredging device and dredging method for cable channel - Google Patents

Dredging device and dredging method for cable channel Download PDF

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Publication number
CN102825038B
CN102825038B CN201210278228.8A CN201210278228A CN102825038B CN 102825038 B CN102825038 B CN 102825038B CN 201210278228 A CN201210278228 A CN 201210278228A CN 102825038 B CN102825038 B CN 102825038B
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China
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pipeline
dredging
cable
pipe
dredging device
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CN201210278228.8A
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CN102825038A (en
Inventor
杨伟财
陈健斌
刘雄
李澎湃
叶芳
陈新忠
谢国伟
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State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd
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State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd
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Publication of CN102825038A publication Critical patent/CN102825038A/en
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Abstract

The invention discloses a dredging device and a dredging method for a cable channel. The dredging device comprises a set of a plurality of dredging pipes with different sizes, both ends of the dredging pipe are provided with openings, a filter screen covered on an opening is arranged on the opening at one end, a jagged structure is arranged at the edge of the opening at the other end of the dredging pipe, and a connecting device is arranged at both ends of the dredging pipe. The dredging device and the dredging method for the cable channel disclosed by the invention have the advantages of being convenient, time-saving, labor-saving and quick, and the channel can be dredged cleanly by requiring relatively low cost.

Description

A kind of cable pipeline dredging device and dredging method
Technical field
The present invention relates to a kind of pipe dredging device, particularly a kind of cable pipeline dredging device and dredging method.
Background technology
Along with urban aerial circuit is changed into the development of ground cable work, cable run engineering construction is on the increase, and the safe operation of cable run directly has influence on local power network and whether stablizes.And cable pipe laying and cable laying in most instances can not synchronous construction, often a period of times after cable pipe laying, could start cable laying.If do not take shutoff to protect after pipe laying immediately, cement, stone, sand etc. will be fallen into when work well makes; Or not in place to pipe laying shutoff protection, for the area of Heavy Rain of Typhoon, pipe laying just may silt sediment, stone etc., and these all can cause line clogging.Particularly for 110kV ~ 220kV cable pipe laying, if dredge not thorough after cable channel is blocked, sharp keen hard object (as stone etc.) is had in pipeline, just cable can be scratched during cable laying, cause lay rear cable sheath test not by, consequence is very fearful, and severe patient will have influence on the power transmission that puts into operation of cable.
Traditional cable channel utilizes giant flushing pipe, sewer trash, again pipe laying reparation etc. by the blocking method of removing obstacles, and this three class restorative procedure of removing obstacles exists following limitation or defect respectively:
1,utilize giant flushing pipe purge tube Dow process.It can only clear up short distance straight line pipe laying, pipeline such as push pipe or long-distance pipe with flexibility have just been felt simply helpless, in addition its for being embedded in the rubber peel of pipeline body foreign material as pipeline joint-seam place, the acuteness hard object etc. be stuck in cable channel, be also to wash away out.
2,sewer trash pipeline is removed obstacles method.This method can only clear up some softer objects as rag, rubber etc., cannot remove as hard object such as stones, and after it enters pipeline, one is stuck cannot exit, and certainly will cause the secondary damage of damaged pipe, cause pipeline thoroughly to scrap.
3,again excavate road, remove to fault and point out pipe reparation or direct full section pipe laying repairing method.This method can thorough pipe-repairing, but wants road excavation, need handle many roads go into operation formality and flow process is many, time limit for length, directly will affect the duration of a project, and increase the wholesale investment outside construction budget.In addition, for the road excavation pipe-repairing of business district, certainly will disturb residents, social influence is bad.Therefore existing cable is removed obstacles method, often thoroughly cannot remove the acutenesses such as the silt be deposited in pipeline, rag and stone rigid, pipeline cleaning, performulation before directly causing cable laying to be installed performs practically no function by this, the laying installation quality of cable cannot be guaranteed, the lighter leaves over hidden danger and causes safe operation in the future unstable, and severe patient causes accident resulting from poor quality of projects.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, and a kind of practicality, effectively, fast and the cable pipeline dredging device removing various rubbish in cable channel of reducing expenses is provided.
Another object of the present invention is also to provide a kind of cable channel dredging method.
A kind of cable pipeline dredging device, include a set of vary in size multiple dredging pipes, the open at both ends of dredging pipe, open at one end is wherein provided be covered in uncovered on screen pack, the edge of dredging pipe other end open-mouth is provided with laciniation, arranges jockey at the both ends of dredging pipe.
The cable pipeline dredging device of this structure, in use, get the most small size or optimal cable management dredger, the jockey at cable pipeline dredging device two ends arranges steel wire rope, then with pipeline thread device penetrate by blocked pipeline to the opposite side mouth of pipe, utilize pipeline thread device the dredging pipe with steel wire rope is brought into by blocked pipeline to blocking position, then the steel wire rope at dredging pipe two ends is wound on hauling machine respectively, drawn by hauling machine, carry out pipe-dredging, be arranged at the dentalation at dredging pipe one opening end edge, broken effect can be played to the tamper in pipeline, and be arranged at the screen pack of another open-mouth of dredging pipe, play and leak, reduce the effect of dredging pipe running resistance, after unimpeded, change bigger cable pipeline dredging device again to carry out dredging until dredge, adopt this cable pipeline dredging device can be convenient and time-saving laborsaving, lower pipe-dredging is clean of quick and required expense.
Described jockey is hook or link.
A kind of cable channel dredging method: 2 strand grinding machines or hauling machine are individually fixed in the position being applicable to construction by blocked pipeline both sides by (1); (2) cable pipeline dredging device of minimum or the most applicable size is got, by the jockey at its two ends directly or be connected with steel wire rope by U-link; (3) pipeline thread device penetrate by blocked pipeline to the opposite side mouth of pipe; (4) utilize pipeline thread device the cable pipeline dredging device with steel wire rope is brought into by blocked pipeline to blocking position, this end rope capacity must be enough to arrive front strand grinding machine east hauling machine position, meet towage requirement length; (5) wirerope-winding will be put in place on strand grinding machine or hauling machine, open machine, utilize strand grinding machine or the pulling force of hauling machine and the Fracture Force of cable pipeline dredging device, the hard object be deposited in pipe is broken through and takes out of, if now pulling force is excessive, can utilize the strand grinding machine of the other end or artificial a bit of toward pumpback after, row impact cutting is except hard object again, by rear, repeat the step of above-mentioned 2-5, until unimpeded; (6) when after the 1st the unimpeded pipe excessively of cable pipeline dredging device, the cable pipeline dredging device more bigger than it should be got, repeat the step of above-mentioned 2-5, repeated multiple times, until unimpeded; (7), after finally adopting the most applicable maximum cable pipeline dredging device by blocked pipeline to pass through completely, can determine that managing interior most foreign material removes.
Method of the present invention is also:
After above-mentioned siphunculus, intact for rag colligation is become slightly larger than after the object of internal diameter of the pipeline, with steel wire rope it to be placed in pipeline back and forth repeatedly with strand grinding machine or hauling machine and to clear up tiny foreign material, until thoroughly clean in pipeline, meet cable laying installation requirement.
When impacting blocking position with strand grinding machine and hauling machine trailing cable pipe dredging device, using pull tension gauge scale, Real-Time Monitoring steel wire rope stressing conditions, preventing steel wire rope from transshipping and causing self disrumpent feelings.
In sum, the present invention's following advantage compared to existing technology:
cable pipeline dredging device of the present invention and dredging method (1) canrealize the reparation by blocked pipeline, avoid the huge fund waste that overlapping investment brings, simultaneously also significant to the guidance of cable pipe laying engineering construction completion follow-up maintenance work.
(2)be applied to similar pipeline at once and be blocked process after project completes, to be blocked calculatings by an annual example 100 mitron road, again push pipe expense be (push pipe can draw 3-4 root pipe): 100m*1200 first=120,000 yuan.Adopt said method all to dredge complete, avoid the operating expenses of go into operation formality and the jacking construction 120,000 yuan again handling various complexity.
(3)owing to adopting said method, without the need to handling different kinds of roads construction formality, accelerating project progress, making engineering be able to smooth power transmission, ensure that the stabilization of power grids, achieve good social benefit.
Accompanying drawing explanation
Fig. 1 is cable pipeline dredging device structural representation of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the schematic diagram of cable channel of the present invention when being in dredging work.
Label declaration 1 dredging pipe 2 screen pack 3 dredging pipe laciniation 4 draw ring 5 twists grinding machine 6 and deposits hard object in pipeline by blocked pipeline 7 steel wire rope 8.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in more detail.
Embodiment 1
A kind of cable pipeline dredging device as shown in Figure 1, 2, comprise a set of multiple dredging pipes 1 varied in size, the open at both ends of dredging pipe, open at one end is wherein provided be covered in uncovered on screen pack 2, the edge of the other end open-mouth of dredging pipe is provided with laciniation 3, and the both ends of dredging pipe are provided with draw ring 4.In use, ascending dredges same cable pipeline described cable pipeline dredging device.
It is same as the prior art that the present embodiment does not state part.
Embodiment 2
Cable channel dredging method of the present invention is as Fig. 2: 2 strand grinding machines 5 are individually fixed in the position being applicable to construction by blocked pipeline 6 both sides by (1); (2) get the cable pipeline dredging device of minimum or the most applicable size, its two ends are connected with steel wire rope by U-link; (3) pipeline thread device penetrate by blocked pipeline to the opposite side mouth of pipe; (4) utilize pipeline thread device the cable pipeline dredging device with steel wire rope 7 is brought into by blocked pipeline to blocking position, this end rope capacity must be enough to arrive front strand grinding machine east hauling machine position, meet towage requirement length; (5) wirerope-winding will be put in place on strand grinding machine, open machine, utilize the strand pulling force of grinding machine and the Fracture Force of cable pipeline dredging device, the hard object 8 be deposited in pipe is broken through and is taken out of, if now pulling force is excessive, can utilize the strand grinding machine of the other end or artificial a bit of toward pumpback after, row impact cutting is except hard object again, by rear, repeat the step of above-mentioned 2-5, until unimpeded; (6) when after the 1st the unimpeded pipe excessively of cable pipeline dredging device, the cable pipeline dredging device more bigger than it should be got, repeat the step of above-mentioned 2-5, repeated multiple times, until unimpeded; (7), after finally adopting the most applicable maximum cable pipeline dredging device by blocked pipeline to pass through completely, can determine that managing interior most foreign material removes; (8) after above-mentioned siphunculus, intact for rag colligation is become slightly larger than after the object of internal diameter of the pipeline, with strand grinding machine steel wire rope it is placed in pipeline back and forth repeatedly and clears up tiny foreign material, until thoroughly clean in pipeline, meet cable laying installation requirement.
It is identical with embodiment 1 that the present embodiment does not state part.

Claims (5)

1. a cable pipeline dredging device, it is characterized in that: include a set of vary in size multiple dredging pipes, the open at both ends of dredging pipe, open at one end is wherein provided be covered in uncovered on screen pack, the edge of dredging pipe other end open-mouth is provided with laciniation, arranges jockey at the both ends of dredging pipe.
2. cable pipeline dredging device according to claim 1, is characterized in that: described jockey is hook or link.
3. adopt a cable channel dredging method for the cable pipeline dredging device of claim 1, it is characterized in that: 2 strand grinding machines or hauling machine are individually fixed in the position being applicable to construction by blocked pipeline both sides by (1); (2) cable pipeline dredging device of minimum or the most applicable size is got, by the jockey at its two ends directly or be connected with steel wire rope by U-link; (3) pipeline thread device penetrate by blocked pipeline to the opposite side mouth of pipe; (4) utilize pipeline thread device the cable pipeline dredging device with steel wire rope is brought into by blocked pipeline to blocking position, this end rope capacity must be enough to arrive front strand grinding machine or hauling machine position, meets towage requirement length; (5) wirerope-winding will be put in place on strand grinding machine or hauling machine, open machine, utilize strand grinding machine or the pulling force of hauling machine and the Fracture Force of cable pipeline dredging device, the hard object be deposited in pipe is broken through and takes out of, if now pulling force is excessive, can utilize the strand grinding machine of the other end or artificial a bit of toward pumpback after, row impact cutting is except hard object again, by rear, repeat the step of above-mentioned 2-5, until unimpeded; (6) when after the 1st the unimpeded pipe excessively of cable pipeline dredging device, the cable pipeline dredging device more bigger than it should be got, repeat the step of above-mentioned 2-5, repeated multiple times, until unimpeded; (7), after finally adopting the most applicable maximum cable pipeline dredging device by blocked pipeline to pass through completely, can determine that managing interior most foreign material removes.
4. cable channel dredging method according to claim 3, it is characterized in that: after above-mentioned siphunculus, intact for rag colligation is become slightly larger than after the object of internal diameter of the pipeline, with steel wire rope it to be placed in pipeline back and forth repeatedly with strand grinding machine or hauling machine and to clear up tiny foreign material, until thoroughly clean in pipeline, meet cable laying installation requirement.
5. cable channel dredging method according to claim 4, it is characterized in that: when impacting blocking position with strand grinding machine and hauling machine trailing cable pipe dredging device, use pull tension gauge scale, Real-Time Monitoring steel wire rope stressing conditions, prevent steel wire rope from transshipping and cause self disrumpent feelings.
CN201210278228.8A 2012-08-07 2012-08-07 Dredging device and dredging method for cable channel Active CN102825038B (en)

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CN201510095085.0A Division CN104690050A (en) 2012-08-07 2012-08-07 Cable conduit dredging method

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103683120B (en) * 2013-12-18 2017-02-15 国家电网公司 Auxiliary drawing head of power cable threading apparatus
CN106623289B (en) * 2016-11-21 2019-07-19 国网山东省电力公司商河县供电公司 A kind of cable protection pipe dredging method
CN106623288B (en) * 2016-11-21 2019-07-19 国网山东省电力公司商河县供电公司 A kind of cable protection pipe dredger, method
CN106939641A (en) * 2017-04-28 2017-07-11 德州市龙昊市政工程有限公司 A kind of municipal pipeline cleaning equipment and method for cleaning

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5903945A (en) * 1997-02-27 1999-05-18 Lundie; Kevin R.J. Pipeline pig
CN201371151Y (en) * 2008-11-05 2009-12-30 嘉善县供电局 Underground cable conduit dredger
CN102527680A (en) * 2012-02-28 2012-07-04 枣庄矿业(集团)有限责任公司供电工程处 Cable pipeline dredger
CN202779083U (en) * 2012-08-07 2013-03-13 国家电网公司 Cable conduit dredging device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5903945A (en) * 1997-02-27 1999-05-18 Lundie; Kevin R.J. Pipeline pig
CN201371151Y (en) * 2008-11-05 2009-12-30 嘉善县供电局 Underground cable conduit dredger
CN102527680A (en) * 2012-02-28 2012-07-04 枣庄矿业(集团)有限责任公司供电工程处 Cable pipeline dredger
CN202779083U (en) * 2012-08-07 2013-03-13 国家电网公司 Cable conduit dredging device

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Inventor after: Yang Weicai

Inventor after: Chen Jianbin

Inventor after: Lin Tianjin

Inventor after: Liu Xiong

Inventor after: Li Pengpai

Inventor after: Ye Fang

Inventor after: Chen Xinzhong

Inventor after: Xie Guowei

Inventor before: Yang Weicai

Inventor before: Chen Jianbin

Inventor before: Liu Xiong

Inventor before: Li Pengpai

Inventor before: Ye Fang

Inventor before: Chen Xinzhong

Inventor before: Xie Guowei

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