CN109750741B - Inflatable mud well dredging structure and dredging method thereof - Google Patents
Inflatable mud well dredging structure and dredging method thereof Download PDFInfo
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- CN109750741B CN109750741B CN201910067168.7A CN201910067168A CN109750741B CN 109750741 B CN109750741 B CN 109750741B CN 201910067168 A CN201910067168 A CN 201910067168A CN 109750741 B CN109750741 B CN 109750741B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention provides an inflatable desilting structure of a desilting well, which comprises the desilting well and sewage pipes respectively communicated with two sides of the desilting well, wherein a well cover is arranged at a well mouth of the desilting well, a well bottom plate is arranged at the bottom of the desilting well, an air bag is fixed on the well bottom plate, at least one inflation port is arranged on the air bag, each inflation port is connected with a rubber hose, the free end of each rubber hose is fixed on the inner side of a well wall, the diameter of the air bag in an uninflated state is equal to that of the desilting well, a desilting area for depositing silt is formed between the upper surface of the air bag and the inner side of the well wall at two sides of the air bag, and when the air bag is inflated to a set pressure through the rubber hoses, the bottom surface of the desilting area on the rubber air bag is lifted to be flush with the bottom surface of the sewage pipes. The invention solves the problems of the prior art that the high-pressure water jet dredging is not thorough, which causes the blocking of the downstream pipe network and causes great potential safety hazard to the operation of the sewage pipe network.
Description
Technical Field
The invention relates to the technical field of water supply and drainage, in particular to a dredging structure of an inflatable mud pit and a dredging method thereof.
Background
The sludge well is a sewage well special for depositing sludge, in order to ensure the sludge depositing effect of the sludge well, the sludge deposited at the bottom of the well needs to be subjected to dredging treatment periodically, in the prior art, the sludge well can be subjected to dredging in a manual or mechanical mode, and the method for directly dredging the sludge at the bottom of the well by adopting a manual method has low efficiency, long dredging time and difficult dredging thoroughly; mechanical dredging usually uses a high-pressure water gun to aim at a sewage pipe connected with a desilting well to clean the desilting in the well in an impact manner, the method saves labor and has high efficiency, but because the sewage pipe and the bottom plate of the desilting well have a height difference of 50cm, the silt in the area is difficult to be washed cleanly by water jet, so that the silt is still accumulated in the desilting well, and the desilting effect of the desilting well is eliminated. For a long time, silt gradually stagnates in the pipeline, causes downstream sewage pipe network to block, and causes very big potential safety hazard for the operation of a drainage system.
Disclosure of Invention
The invention provides a desilting structure of an inflatable mud pit and a desilting method thereof, which are used for solving the problems that a downstream pipe network is blocked and great potential safety hazards are caused to the operation of a sewage pipe network due to incomplete desilting of a high-pressure water jet in the prior art.
In order to solve the technical problems, the invention provides an inflatable desilting structure of a desilting well, which comprises the desilting well and sewage pipes respectively communicated with two sides of the desilting well, wherein a well cover is arranged at a well mouth of the desilting well, a well bottom plate is arranged at the bottom of the desilting well, an air bag is fixed on the well bottom plate, at least one inflation port is arranged on the air bag, each inflation port is connected with a rubber hose, the free end of each rubber hose is fixed on the inner side of a well wall, the diameter of the air bag in an uninflated state is equal to the diameter of the desilting well, a desilting area for depositing silt is formed between the upper surface of the air bag and the inner side of the well wall at two sides of the air bag, when the air bag is inflated to a set pressure through the rubber hoses, the bottom surface of the desilting area on the rubber air bag is lifted to be flush with the bottom surface of the sewage pipes, and the inflatable device is arranged on one side near the well mouth.
The air charging device is an air charging pump or an air compressor.
The air bag is fixed on the upper surface of the well bottom plate through a hard tray arranged on the bottom surface of the air bag, and the diameter of the hard tray is equal to the inner diameter of the open caisson.
The hard tray is made of plastic, and the hard tray and the bottom of the air bag are fixedly connected into a whole through gluing.
The inflation ports are uniformly arranged along the circumferential direction of the air bag.
The free end of the rubber hose is fixed through a fixed hook arranged on the inner side of the well wall.
The air bag is made of rubber, and is in a cylindrical structure after being inflated, and the expansion coefficient of the air bag along the radial direction is smaller than that along the axial direction.
The invention also provides a dredging method utilizing the inflatable dredging structure of the mud well, which comprises the following specific steps:
the first step, a high-pressure water gun is placed into a sewage pipe positioned at the upstream side of a mud pit, and a gun nozzle of the high-pressure water gun is aligned with the sewage pipe positioned at the downstream side of the mud pit;
opening the well cover, taking the free end of the rubber hose off the fixed hook, connecting the free end with the output end of an external inflator pump or an air compressor, setting the inflation pressure to be 3 kg, and inflating the air bag;
and a third step of: when the pressure of the air bag reaches the set pressure, stopping inflating, and raising the bottom height of the mud settling area on the air bag to be flush with the bottom surface of the sewage pipe at the upstream side along with the expansion of the air bag;
fourth step: starting a high-pressure water gun, and performing impact dredging on the sludge in the sludge settling area by utilizing a high-pressure water jet until the sludge is completely impacted to a downstream sewage pipe to enter a sewage pipe network, and ending dredging.
The invention has the beneficial effects that: the invention has the advantages of simple structure, convenient implementation and good dredging effect. The invention improves the dredging effect of the open caisson, and is suitable for the cleaning method of the high-pressure water gun in actual engineering. Before dredging, the sludge in the sludge well of the sheet area is lifted uniformly, so that the dredging of the sewage pipe network of the sheet area can be completed at one time, and a great amount of time and labor can be saved compared with manual dredging. The defect that the sludge in the open caisson cannot be thoroughly removed by manual dredging and traditional mechanical dredging is avoided, so that the open caisson is restored to the original use state, the deposition of the sludge in a sewage pipeline is avoided, the drainage pipe network is restored to a good running state, and the open caisson has good economic and social benefits.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the working state of the present invention.
Wherein, 1-a mud sedimentation area; 2-well wall; 3-a bottom plate; 4-an air bag; 5-an inflator; 6-sewage pipes; 10-fixing a hook; 11-a rubber hose; 41-hard tray.
Detailed Description
The present invention will be described in further detail with reference to the drawings and the embodiments, in order to make the objects, technical solutions and advantages of the present invention more apparent.
As shown in fig. 1, the invention provides an inflatable desilting structure of a desilting well, which comprises the desilting well and sewage pipes 6 respectively communicated with two sides of the desilting well, wherein a well cover is arranged at the well mouth of the desilting well, a well bottom plate 3 is arranged at the bottom of the desilting well, an air bag 4 is fixed on the well bottom plate 3, at least one inflation port is arranged on the air bag 4, each inflation port is connected with a rubber hose 11, the free end of each rubber hose 11 is fixed on the inner side of a well wall 2, the diameter of the air bag 4 in an uninflated state is equal to the diameter of the desilting well, a desilting area 1 for depositing silt is formed between the upper surface of the air bag 4 and the inner sides of the well wall 2 at two sides of the air bag, when the air bag 4 is inflated to a set pressure through the rubber hose 11, the bottom surface of the desilting area 1 on the rubber air bag 4 is lifted to be flush with the bottom surface of the sewage pipes 6, and the inflatable device 5 is arranged on one side near the well mouth.
The inflator 5 is an inflator pump or an air compressor.
The air bag 4 is fixed on the upper surface of the well bottom plate 3 through a hard tray 41 arranged on the bottom surface of the air bag, and the diameter of the hard tray 41 is equal to the inner diameter of the mud pit.
The hard tray 41 is made of plastic, and the hard tray 41 and the bottom of the air bag 4 are fixedly connected into a whole through adhesion.
The inflation ports are uniformly arranged along the circumferential direction of the airbag 4.
The free end of the rubber hose 11 is fixed by a fixed hook 10 mounted on the inner side of the well wall 2.
The air bag 4 is made of rubber, and is inflated to form a cylindrical structure, and the expansion coefficient of the air bag along the radial direction is smaller than that along the axial direction.
The invention also provides a dredging method utilizing the inflatable dredging structure of the mud well, wherein the working state schematic diagram of the dredging method is shown in figure 2, and the specific steps are as follows:
firstly, placing a high-pressure water gun into a sewage pipe 6 positioned on the upstream side of a mud pit, and aligning the gun nozzle of the high-pressure water gun with the sewage pipe 6 positioned on the downstream side of the mud pit;
step two, opening the well cover, taking the free end of the rubber hose 11 off the fixed hook 10, connecting the free end with the output end of an external inflator pump or an air compressor 5, setting the inflation pressure to be 3 kg, and inflating the air bag 4;
and a third step of: when the pressure of the air bag 4 reaches the set pressure, stopping inflating, and raising the bottom height of the mud settling zone 1 on the air bag 4 to be flush with the bottom surface of the sewage pipe 6 at the upstream side along with the expansion of the air bag 4;
fourth step: starting a high-pressure water gun, and performing impact dredging on the sludge in the sludge settling area 1 by utilizing high-pressure water jet until the sludge is completely impacted to the downstream sewage pipe 6 to enter a sewage pipe network, and ending dredging.
In this embodiment, the hard tray 41 of this embodiment is fixed on the bottom surface of the air bag 4 by gluing or other fixing methods, so as to better balance the stress of the air bag 4, and the air bag 4 used for multiple times is conveniently taken out from the open caisson to be replaced because the texture is harder than that of the air bag 4; the hard supporting disc is made of plastic or stainless steel plates, so that the deposition of sludge is facilitated, the inclination caused by unbalanced stress on the top of the air bag 4 in the inflation process is prevented, and the integral lifting of a deposition area is not facilitated; the air bag 4 of the embodiment can be made of rubber materials with different expansion coefficients, so that the air bag is prone to expanding along the axial direction, the mud settling area is lifted, the air bag is prevented from being excessively expanded along the radial direction, and burst caused by overlarge extrusion force of a well wall is prevented; the distance between the bottom of the well and the bottom of the sewage pipe of this embodiment is the height that the gasbag 4 needs to expand, through experimental and measuring and calculating many times, obtains the relation between inflation atmospheric pressure and the height that expands, thereby through setting for the inflation pressure control gasbag 4's expansion height, makes the sediment district bottom flush with the bottom of sewage pipe 6, makes things convenient for high-pressure water jet's impact.
In conclusion, the invention has the advantages of simple structure, convenient implementation and good dredging effect. The invention improves the dredging effect of the open caisson, and is suitable for the cleaning method of the high-pressure water gun in actual engineering. Before dredging, the sludge in the sludge well of the sheet area is lifted uniformly, so that the dredging of the sewage pipe network of the sheet area can be completed at one time, and a great amount of time and labor can be saved compared with manual dredging. The defect that the sludge in the open caisson cannot be thoroughly removed by manual dredging and traditional mechanical dredging is avoided, so that the open caisson is restored to the original use state, the deposition of the sludge in a sewage pipeline is avoided, the drainage pipe network is restored to a good running state, and the open caisson has good economic and social benefits.
The above description is only an example of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an inflatable desilting structure, includes the desilting and respectively with sewage pipe (6) of desilting both sides intercommunication, the well head department of desilting is equipped with well lid, its characterized in that, the desilting bottom is provided with well bottom plate (3), is fixed with gasbag (4) on bottom plate (3), be equipped with at least one inflation inlet on gasbag (4), every inflation inlet all is connected with rubber hose (11), and the free end of rubber hose (11) is fixed in wall of a well (2) inboard, and diameter and the desilting diameter of gasbag (4) when not inflated state are equal, constitute sediment mud district (1) of deposit mud between the wall of a well (2) inboard of gasbag (4) upper surface and both sides thereof, when inflating to set pressure through rubber hose (11) to gasbag (4), on rubber gasbag (4) desilting district (1) bottom surface rise to the height that flushes with sewage pipe (6) bottom surface, still include aerating device (5), aerating device (5) set up in near well head one side.
2. An inflatable mud pit dredging arrangement according to claim 1, wherein the inflating device (5) is an inflator pump or an air compressor.
3. The dredging structure of the inflatable mud pit according to claim 1, wherein the air bag (4) is fixed on the upper surface of the pit bottom plate (3) through a hard tray (41) arranged on the bottom surface of the air bag, and the diameter of the hard tray (41) is equal to the inner diameter of the mud pit.
4. A dredging structure for an inflatable mud pit as claimed in claim 3, wherein the hard tray (41) is made of plastic, and the hard tray (41) and the bottom of the air bag (4) are fixedly connected into a whole by gluing.
5. The dredging structure of the inflatable mud pit as set forth in claim 1, wherein the air charging openings are uniformly arranged along the circumferential direction of the air bag (4).
6. An inflatable dredging structure for a mud pit according to claim 2, wherein the free end of the rubber hose (11) is fixed by a fixing hook (10) arranged on the inner side of the borehole wall (2).
7. The dredging structure of the inflatable mud pit according to claim 1, wherein the air bag (4) is made of rubber, and is inflated to form a cylindrical structure, and the expansion coefficient of the cylindrical structure along the radial direction is smaller than the expansion coefficient along the axial direction.
8. A dredging method using the dredging structure of the inflatable open caisson according to claim 6: the method is characterized by comprising the following specific steps:
firstly, placing a high-pressure water gun into a sewage pipe (6) positioned at the upstream side of a mud pit, and aligning the gun nozzle of the high-pressure water gun to the sewage pipe (6) positioned at the downstream side of the mud pit;
step two, opening the well cover, taking the free end of the rubber hose (11) off the fixed hook (10), connecting the free end with the output end of an external inflator pump or an air compressor, setting the inflation pressure to be 3 kg, and inflating the air bag (4);
and a third step of: when the pressure of the air bag (4) reaches the set pressure, stopping inflating, and raising the bottom height of the mud settling area (1) on the air bag (4) along with the expansion of the air bag (4) to be flush with the bottom surface of the sewage pipe (6) at the upstream side;
fourth step: starting a high-pressure water gun, and performing impact dredging on the sludge in the sludge settling area (1) by utilizing high-pressure water jet until the sludge is completely impacted to a downstream sewage pipe (6) to enter a sewage pipe network, and ending dredging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067168.7A CN109750741B (en) | 2019-01-24 | 2019-01-24 | Inflatable mud well dredging structure and dredging method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067168.7A CN109750741B (en) | 2019-01-24 | 2019-01-24 | Inflatable mud well dredging structure and dredging method thereof |
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| Publication Number | Publication Date |
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| CN109750741A CN109750741A (en) | 2019-05-14 |
| CN109750741B true CN109750741B (en) | 2023-08-22 |
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| CN201910067168.7A Active CN109750741B (en) | 2019-01-24 | 2019-01-24 | Inflatable mud well dredging structure and dredging method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110042916B (en) * | 2019-05-20 | 2020-09-08 | 四川公路桥梁建设集团有限公司勘察设计分公司 | Nondestructive cleaning system and method for highway tunnel inspection well |
| CN114033026B (en) * | 2021-10-15 | 2024-01-19 | 中建环能科技股份有限公司 | Pool bottom accumulated silt hardening and removing system |
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| CN103770217A (en) * | 2013-11-29 | 2014-05-07 | 中交第四航务工程局有限公司 | Method and device for synchronously lifting steel reinforcement cage |
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| CN205024815U (en) * | 2015-09-30 | 2016-02-10 | 浙江舜士建设有限公司 | Conveniently clear up sewer well mouth structure of silt |
| CN206219118U (en) * | 2016-11-30 | 2017-06-06 | 重庆迪科机电设备有限公司 | Inflated jack |
| CN210066999U (en) * | 2019-01-24 | 2020-02-14 | 无锡市政设计研究院有限公司 | Inflatable mud well desilting structure |
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2019
- 2019-01-24 CN CN201910067168.7A patent/CN109750741B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000345607A (en) * | 1999-06-04 | 2000-12-12 | Torao Inoue | Closure releasing mechanism for collecting/shifting facility of precipitated deposit in underwater channel |
| CN103770217A (en) * | 2013-11-29 | 2014-05-07 | 中交第四航务工程局有限公司 | Method and device for synchronously lifting steel reinforcement cage |
| CN104878825A (en) * | 2014-02-28 | 2015-09-02 | 段昌和 | High-capacity impound pipeline rainwater impounding and discharging system and method |
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| CN109750741A (en) | 2019-05-14 |
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Address after: 407, West Building, Lianchuang Building, No. 901-2 Yinxiu Road, Wuxi City, Jiangsu Province, 214072 Applicant after: Huaxin Design Group Co.,Ltd. Address before: 214072 5F, West building, Lianchuang building, 901 yinxiu Road, Binhu District, Wuxi City, Jiangsu Province Applicant before: WUXI MUNICIPAL DESIGN INSTITUTE Co.,Ltd. |
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