CN111926907A - Pipeline dredging and dredging method - Google Patents
Pipeline dredging and dredging method Download PDFInfo
- Publication number
- CN111926907A CN111926907A CN202010600812.5A CN202010600812A CN111926907A CN 111926907 A CN111926907 A CN 111926907A CN 202010600812 A CN202010600812 A CN 202010600812A CN 111926907 A CN111926907 A CN 111926907A
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- pipeline
- dredging
- water injection
- inflatable
- traction
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention relates to a pipeline dredging method, relates to the technical field of pipeline cleaning, and solves the problems that toxic gas is generated when sludge waste in a pipeline is accumulated for a long time, and a constructor works in the pipeline for a long time to cause body damage and have certain potential safety hazards, and the method comprises the following steps: s1, conveying the two inflatable plugging pieces to a specified position in the pipeline; s2, inflating the two inflatable plugging pieces to plug the pipeline between the two inflatable plugging pieces; s3, injecting clear water into the pipeline between the two inflatable plugging pieces through the water injection and pumping assembly to dilute sludge; s4, pumping out the mud-water mixture between the two inflatable plugging pieces; and S5, pulling out the inflatable plugging piece by using the traction assembly to bring out residual sludge on the inner wall of the pipeline. The invention has the effect of improving the safety of the pipeline dredging without long-time work of constructors in the pipeline.
Description
Technical Field
The invention relates to the technical field of pipeline cleaning, in particular to a pipeline dredging and dredging method.
Background
The pipeline dredging is to dredge the pipeline, clean wastes such as sludge and the like in the pipeline and keep the pipeline smooth for a long time so as to prevent waterlogging in cities. The excessive sewage flow can be caused by the non-periodic dredging of the pipeline, the environment is polluted, and the trouble is brought to the life of people.
The mode of manual work dredging to hydraulic engineering pipeline inner wall is generally adopted to desilt among the prior art, and the silt waste matter in the pipeline piling up the time and can produce toxic gas for a long time, works when constructor in the pipeline for a long time, can cause the damage of health, has certain potential safety hazard, still has the space of improvement.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a pipeline dredging and dredging method, which does not need constructors to work in a pipeline for a long time and improves the safety of pipeline dredging.
The above object of the present invention is achieved by the following technical solutions:
a pipeline dredging and dredging method comprises the following steps:
s1, conveying the two inflatable plugging pieces to a specified position in the pipeline;
s2, inflating the two inflatable plugging pieces to plug the pipeline between the two inflatable plugging pieces;
s3, injecting clear water into the pipeline between the two inflatable plugging pieces through the water injection and pumping assembly to dilute sludge;
s4, pumping out the mud-water mixture between the two inflatable plugging pieces;
and S5, pulling out the inflatable plugging piece by using the traction assembly to bring out residual sludge on the inner wall of the pipeline.
Through adopting above-mentioned technical scheme, adopt to aerify the shutoff piece and carry out the shutoff to the pipeline, with the convenience to two in the pipeline between the shutoff piece of aerifing the clear water, dilute silt, the waste of clear water has been reduced, after silt dilutes, take muddy water mixture out earlier, tentatively clear up silt, at last will aerify the shutoff piece and pull out, to remaining the silt clearance once more on the pipe inner wall, and easy operation need not constructor long time work in the pipeline during the silt in the clearance pipeline, the security when having improved the pipeline desilting.
The present invention in a preferred example may be further configured to: in step S1, the inflatable plugging piece is a telescopic airbag, an inflation tube is connected to the inflatable plugging piece, a first electromagnetic valve for controlling the inflation tube to open and close is arranged on the inflation tube, an inflator pump is connected to one end of the inflation tube, which is far away from the airbag, and the inflatable plugging piece is fixed to the traction rope and arranged at an interval.
Through adopting above-mentioned technical scheme, carry out the shutoff through the gasbag to the pipeline, conveniently carry the assigned position to the pipeline in with the gasbag, and need not the manual work and carry out the shutoff, easy operation has improved the cleaning efficiency of pipeline silt.
The present invention in a preferred example may be further configured to: the inflatable plugging piece is provided with a sleeve sleeved on the traction rope, and the sleeve is in threaded connection with at least one compression screw for compressing the traction rope.
Through adopting above-mentioned technical scheme for aerify the position of shutoff piece on the haulage rope can be adjusted through sliding of sleeve pipe and haulage rope, and lock through housing screw, with convenient different positions to in the pipeline seal, it is convenient to adjust, and application scope is wide.
The present invention in a preferred example may be further configured to: and a silt scraping ring is arranged on the outer side wall of the inflatable plugging piece far away from the traction assembly.
Through adopting above-mentioned technical scheme, scrape the setting of silt ring for when pulling out and aerifing the shutoff piece, can clear up the silt on the pipeline inner wall cleaner through scraping the silt ring.
The present invention in a preferred example may be further configured to: in the step S3, the water injection and extraction assembly includes a water injection pump and a water injection pipe connected to the water injection pump, one end of the water injection pipe far away from the water injection pump is fixedly connected to one end of the traction rope far away from the traction assembly, and the inflatable plugging member near the traction assembly has a through hole for the water injection pipe to pass through.
By adopting the technical scheme, clear water can be injected into the pipeline between the two inflatable plugging pieces through the water injection pump, so that the sludge can be conveniently diluted, the operation is simple, and the implementation is convenient; simultaneously, the sludge is conveniently conveyed outwards when water is injected, so that the sludge in the pipeline is conveniently cleaned.
The present invention in a preferred example may be further configured to: annotate subassembly of pumping water still includes the drinking-water pipe be connected with the water injection pipe, locate on the water injection pipe control water injection pipe open and close the second solenoid valve and locate on the drinking-water pipe control the third solenoid valve that the drinking-water pipe opened and close, the drinking-water pipe is located between two inflatable shutoff pieces, the export of drinking-water pipe is located the one side that is close to the subassembly of pulling.
Through adopting above-mentioned technical scheme, after outwards carrying silt during the water injection, take out muddy water mixture through the drinking-water pump through the drinking-water pipe, make silt be difficult for remaining on the inner wall of pipeline, make the silt clearance on the pipeline inner wall cleaner.
The present invention in a preferred example may be further configured to: in step S1, the inflatable blocking piece is placed at the orifice of the pipeline, and water is injected into the pipeline to drive the inflatable blocking piece to move to a specified position in the pipeline.
Through adopting above-mentioned technical scheme, will aerify the assigned position that the shutoff piece carried to the pipeline in through rivers, easy operation, it is convenient to implement.
The present invention in a preferred example may be further configured to: in step S5, the traction assembly includes a traction frame, a spool rotatably connected to the traction frame for winding and unwinding the traction rope, and a driving motor fixed to the traction frame for driving the spool to rotate.
Through adopting above-mentioned technical scheme, after taking muddy water mixture out, driving motor drive spool rotates, with the haulage rope rolling on the spool to pull out the inflatable plugging piece in the pipeline, and need not the manual work and pull out inflatable plugging piece, intensity of labour when having reduced the pipeline desilting has improved the efficiency when the pipeline desilting.
The present invention in a preferred example may be further configured to: in step S5, before the inflatable closure is pulled out by the pulling means, the first solenoid valve corresponding to the inflatable closure close to the pulling means is controlled to open, and the gas in the inflatable closure close to the pulling means is released.
Through adopting above-mentioned technical scheme, reduced the resistance when drawing out the inflatable shutoff piece from the pipeline, reduced the waste of energy, improved the efficiency of pipeline desilting.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the construction personnel do not need to work in the pipeline for a long time, so that the safety of the pipeline during dredging is improved;
2. when making to pull out and aerify the shutoff piece, can clear up the silt on the pipeline inner wall more totally through scraping the silt ring.
Drawings
FIG. 1 is a partial cross-sectional view of a pipe and inflatable closure, water injection and extraction assembly, and a pulling assembly.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a partial schematic view of the draft assembly.
In the figure, 1, an inflatable plugging piece; 11. an inflation tube; 12. a first solenoid valve; 13. an inflator pump; 14. a sleeve; 15. a compression screw; 16. a sludge scraping ring; 18. perforating holes; 2. a pipeline; 3. a water injection and extraction component; 31. a water injection pump; 32. a water injection pipe; 33. a water pumping pipe; 34. a second solenoid valve; 35. a third electromagnetic valve; 4. a traction assembly; 41. a traction frame; 42. a bobbin; 43. a drive motor; 44. and (6) pulling the rope.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the dredging and dredging method for the pipeline 2 disclosed by the invention comprises the following steps:
s1, firstly placing the inflatable plugging piece 1 at the pipe orifice of the pipeline 2, then injecting water into the pipeline 2 to drive the inflatable plugging piece 1 to move to a specified position in the pipeline 2, wherein the inflatable plugging piece 1 is a telescopic air bag, the inflatable plugging piece 1 can be in an uninflated state or a partially inflated state at the moment, the two inflatable plugging pieces 1 are connected through a traction rope 44, a sleeve 14 is fixed on the outer side wall of the inflatable plugging piece 1, at least one compression screw 15 is in threaded connection with the sleeve 14, the traction rope 44 is compressed by the compression screw 15, so that the two inflatable plugging pieces 1 are connected together, and the distance between the two inflatable plugging pieces 1 can be adjusted through the sliding of the sleeve 14 and the traction rope 44.
S2, inflating the two inflatable plugging pieces 1 to plug the pipeline 2 between the two inflatable plugging pieces 1, stopping water injection after the inflatable plugging pieces 1 at one end of the hauling rope 44 move to a specified position, inflating the two inflatable plugging pieces 1 through the inflator pump 13, and plugging the pipeline 2 by the two inflatable plugging pieces 1; the inflation plugging piece 1 is connected with an inflation tube 11, one end of the inflation tube 11, which is far away from the inflation plugging piece 1, is connected with an inflation pump 13, and the inflation tube 11 is further provided with a first battery valve to control the opening and closing of the inflation tube 11 so as to control the pressure in the inflation plugging piece 1.
S3, injecting clear water into the pipeline 2 between the two inflatable plugging pieces 1 through the water injection and pumping assembly 3 to dilute sludge; annotate water pumping component 3 and include water injection pipe 32 and water injection pump 31, a wear-to-establish hole 18 has on the gas filling shutoff piece 1 that is close to inflator pump 13, wear-to-establish hole 18 supplies haulage rope 44 and water injection pipe 32 to pass, the one end that water injection pump 31 was kept away from to water injection pipe 32 stretches into between two gas filling shutoff pieces 1, the one end that inflator pump 13 was kept away from to water injection pipe 32 extends to the gas filling shutoff piece 1 department of keeping away from water injection pump 31, the one end that air injection pump 13 was kept away from to water injection pipe 32 is fixed with the one end that haulage rope 44 stretched into pipeline 2, so that can carry the silt of pipeline 2 depths to pipeline 2 near the one end of water injection pump 31 through water injection pipe 32 washing when the water injection, second solenoid valve 34 is installed to the one end that water injection pump 31 was kept away from to water injection.
S4, pumping out the mud-water mixture between the two inflatable plugging pieces 1; still be equipped with the drinking-water pipe 33 on the water injection pipe 32, the drinking-water pipe 33 is located between two inflatable shutoff pieces 1, the drinking-water pipe 33 is located the inflatable shutoff piece 1 department that is close to water injection pump 31, so that when taking out the muddy water and mixing, silt can be along with the one end motion that water is close to water injection pump 31 to pipeline 2, in order to conveniently clear up, when taking out the muddy water mixture, can improve water injection pipe 32 and take out simultaneously with drinking-water pipe 33, also can use the drinking-water pipe 33 extraction alone, preferred water injection pipe 32 and the cooperation of drinking-water pipe 33 extract muddy water mixture here, water injection pipe 32 and the simultaneous extraction of drinking-water pipe 33 when starting the extraction, when the liquid level height in pipeline 2 is less than pipeline 2's radius, control water injection pipe 32 through second solenoid valve 34 and close, use drinking-water pipe 33 alone extracts.
S5, discharging the gas in the inflatable plugging piece 1 close to the inflator pump 13 through the first electromagnetic valve 12, and pulling out the inflatable plugging piece 1 through the traction assembly 4 to bring out the residual sludge on the inner wall of the pipeline 2; referring to fig. 1 and 3, a silt scraping ring 16 is fixed on the outer side wall of the inflatable plugging member 1 far away from the inflator 13, the radial cross section of the silt scraping ring 16 may be arc-shaped or "V" shaped, the radial cross section of the silt scraping ring 16 is preferably arc-shaped, when the inflatable plugging member 1 is filled with gas, the outer edge of the silt scraping ring 16 abuts against the inner side of the pipeline 2, so as to scrape and clean the residual silt on the inner side wall of the pipeline 2; the traction assembly 4 comprises a traction frame 41, a spool 42 and a driving motor 43, wherein the spool 42 is rotatably connected to the traction frame 41, the driving motor 43 is fixed on the traction frame 41, an output shaft of the driving motor 43 is connected with the spool 42 to drive the spool 42 to rotate, and a traction rope 44 is wound on the spool 42; after the gas in the inflatable plugging member 1 near the inflator 13 is discharged, the driving motor 43 is rotated to wind the pulling rope 44 on the bobbin 42, the inflatable plugging member 1 is pulled out, and the sludge scraping ring 16 scrapes out the residual sludge on the inner wall of the pipeline 2.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. A pipeline dredging and dredging method is characterized by comprising the following steps:
s1, conveying the two inflatable plugging pieces (1) to the designated positions in the pipeline (2);
s2, inflating the two inflatable plugging pieces (1) to plug the pipeline (2) between the two inflatable plugging pieces (1);
s3, injecting clear water into the pipeline (2) between the two inflatable plugging pieces (1) through the water injection and extraction assembly (3) to dilute sludge;
s4, pumping out the mud-water mixture between the two inflatable plugging pieces (1);
s5, pulling out the inflatable plugging piece (1) by the traction assembly (4) to take out residual sludge on the inner wall of the pipeline (2).
2. The pipeline dredging and dredging method according to claim 1, characterized in that: in step S1, inflation shutoff piece (1) is the telescopic gasbag, be connected with gas tube (11) on inflation shutoff piece (1), be equipped with first solenoid valve (12) that control gas tube (11) opened and close on gas tube (11), the one end that the gasbag was kept away from in gas tube (11) is connected with pump (13), two inflation shutoff piece (1) is fixed in on haulage rope (44) and is the interval setting.
3. A method for dredging a pipeline according to claim 2, wherein: the inflatable plugging piece (1) is provided with a sleeve (14) sleeved on the traction rope (44), and the sleeve (14) is in threaded connection with at least one compression screw (15) for compressing the traction rope (44).
4. A method for dredging a pipeline according to claim 2, wherein: the outer side wall of the inflatable plugging piece (1) far away from the traction component (4) is provided with a silt scraping ring (16).
5. A method for dredging a pipeline according to claim 2, wherein: in the step S3, the water injection and extraction assembly (3) comprises a water injection pump (31) and a water injection pipe (32) connected with the water injection pump (31), one end, far away from the water injection pump (31), of the water injection pipe (32) is fixedly connected with one end, far away from the traction assembly (4), of the traction rope (44), and the inflation plugging piece (1) close to the traction assembly (4) is provided with a through hole (18) for the water injection pipe (32) to penetrate through.
6. A pipeline dredging and dredging method according to claim 5, characterized in that: annotate pumping water subassembly (3) still include pumping pipe (33) be connected with water injection pipe (32), locate on water injection pipe (32) second solenoid valve (34) that control water injection pipe (32) opened and close and locate third solenoid valve (35) that control pumping pipe (33) opened and close on pumping pipe (33), between two gas filling shutoff pieces (1) are located in pumping pipe (33), one side that is close to traction assembly (4) is located in the export of pumping pipe (33).
7. The pipeline dredging and dredging method according to claim 1, characterized in that: in step S1, the inflatable sealing piece (1) is placed at the orifice of the pipeline (2), and water is injected into the pipeline (2) to drive the inflatable sealing piece (1) to move to a specified position in the pipeline (2).
8. The pipeline dredging and dredging method according to claim 1, characterized in that: in step S5, the traction assembly (4) includes a traction frame (41), a spool (42) rotatably connected to the traction frame (41) to receive and release the traction rope, and a driving motor (43) fixed to the traction frame (41) to drive the spool (42) to rotate.
9. The pipeline dredging and dredging method according to claim 1, characterized in that: in step S5, before the air-filled closure (1) is pulled out by the pulling unit (4), the first electromagnetic valve (12) corresponding to the air-filled closure (1) close to the pulling unit (4) is controlled to open, and the gas in the air-filled closure (1) close to the pulling unit (4) is released.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010600812.5A CN111926907A (en) | 2020-06-28 | 2020-06-28 | Pipeline dredging and dredging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010600812.5A CN111926907A (en) | 2020-06-28 | 2020-06-28 | Pipeline dredging and dredging method |
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| Publication Number | Publication Date |
|---|---|
| CN111926907A true CN111926907A (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010600812.5A Pending CN111926907A (en) | 2020-06-28 | 2020-06-28 | Pipeline dredging and dredging method |
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| CN (1) | CN111926907A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2069092A (en) * | 1980-02-12 | 1981-08-19 | Piuri A | Compressed gas operated device for clearing outlets |
| DE20220191U1 (en) * | 2002-12-19 | 2003-04-24 | Rsc Rohrbau Und Sanierung Gmbh | Device for cleaning waste water pipes is a hollow body which by means of an air hose is inflatable and deflatable, and is driven on a rope by water head pressure |
| CN103669557A (en) * | 2013-12-09 | 2014-03-26 | 上海浦东新区公路建设发展有限公司 | Underground pipeline dredging method |
| CN107009486A (en) * | 2017-05-16 | 2017-08-04 | 遵义泥牛黄工艺品有限公司 | Pumping slurry machine with self-cleaning function |
| CN107859141A (en) * | 2017-10-12 | 2018-03-30 | 岭东核电有限公司 | A kind of remodeling method of sewage plant upstream sewage conduct for nuclear power plant |
| CN110130472A (en) * | 2019-04-04 | 2019-08-16 | 浙江天姥建设发展有限公司 | Dredging device for water conservancy projects |
| CN110185133A (en) * | 2019-05-05 | 2019-08-30 | 上海信立生态环境工程有限公司 | A kind of method for cleaning of sewage conduct |
-
2020
- 2020-06-28 CN CN202010600812.5A patent/CN111926907A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2069092A (en) * | 1980-02-12 | 1981-08-19 | Piuri A | Compressed gas operated device for clearing outlets |
| DE20220191U1 (en) * | 2002-12-19 | 2003-04-24 | Rsc Rohrbau Und Sanierung Gmbh | Device for cleaning waste water pipes is a hollow body which by means of an air hose is inflatable and deflatable, and is driven on a rope by water head pressure |
| CN103669557A (en) * | 2013-12-09 | 2014-03-26 | 上海浦东新区公路建设发展有限公司 | Underground pipeline dredging method |
| CN107009486A (en) * | 2017-05-16 | 2017-08-04 | 遵义泥牛黄工艺品有限公司 | Pumping slurry machine with self-cleaning function |
| CN107859141A (en) * | 2017-10-12 | 2018-03-30 | 岭东核电有限公司 | A kind of remodeling method of sewage plant upstream sewage conduct for nuclear power plant |
| CN110130472A (en) * | 2019-04-04 | 2019-08-16 | 浙江天姥建设发展有限公司 | Dredging device for water conservancy projects |
| CN110185133A (en) * | 2019-05-05 | 2019-08-30 | 上海信立生态环境工程有限公司 | A kind of method for cleaning of sewage conduct |
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Application publication date: 20201113 |