CN111203028A - Rainwater desilting basin device for hydraulic engineering - Google Patents
Rainwater desilting basin device for hydraulic engineering Download PDFInfo
- Publication number
- CN111203028A CN111203028A CN201911348953.6A CN201911348953A CN111203028A CN 111203028 A CN111203028 A CN 111203028A CN 201911348953 A CN201911348953 A CN 201911348953A CN 111203028 A CN111203028 A CN 111203028A
- Authority
- CN
- China
- Prior art keywords
- silt
- sand
- branch pipe
- sludge
- rainwater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/101—Dedicated additional structures, interposed or parallel to the sewer system
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sewage (AREA)
Abstract
The invention relates to a rainwater desilting basin device for water conservancy engineering, which comprises a processing box, a water inlet pipe, a water inlet well, three desilting basins arranged up and down, a sludge collecting tank and an automatic sludge cleaning device arranged at the bottom of the sludge collecting tank, a plurality of potential energy weakening plates are arranged in the water inlet well, rainwater flows through the potential energy weakening plates in sequence through the water inlet pipe, the rainwater is reduced in flow velocity and then enters the silt basin for sedimentation, the silt collecting tank can reduce the outflow of silt along with water flow, when more sludge is in the sludge collecting tank, the automatic sludge cleaning device can be automatically opened to discharge and clean the sludge without manual cleaning, meanwhile, the work of the sand basin can not be influenced during cleaning, finally, the rainwater subjected to sand settling treatment is discharged through the drain pipe, the dust and sand settling treatment effect is good, the silt is discharged while the silt is treated in the desilting basin, so that the water quality is further improved.
Description
Technical Field
The invention relates to a rainwater desilting pool device for hydraulic engineering, and belongs to the technical field of hydraulic engineering.
Background
The rainwater collection, storage and utilization technology is an unconventional water resource utilization technology for agricultural production and life in arid and semi-arid regions in northwest of China, and aims to solve the problem of insufficient endowment conditions of regional water resources, provide strong support for solving the shortage of water resources in loess plateau regions in China, and be limited by factors such as relatively dispersed rural population distribution, relatively high centralized water supply cost and the like, nearly 100 million people in Gansu province still depend on rainwater sources for life and production, the water quality of peasant is influenced by too high content of silt with particle size of less than 0.05mm in the water quality, and the silt in a silt settling tank in the existing silt basin needs to be additionally treated manually, so that the operation is troublesome, the effect of settling dust and sand can be influenced when more silt is generated, and the treated water quality cannot reach the standard.
Disclosure of Invention
The invention aims to provide a rainwater desilting pool device for hydraulic engineering, which can automatically discharge and clean silt while carrying out dust and sand treatment on a desilting pool, has better dust and sand sedimentation treatment effect by arranging three desilting pools for sectional treatment, and can effectively solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a rainwater desilting pond device for hydraulic engineering, is including handling case, inlet tube, inlet well, three desilting pond, silt collecting vat, the automatic cleaning device of silt of setting in silt collecting vat bottom that set up from top to bottom, be provided with a plurality of potential energy weakening boards in the inlet well, the rainwater flows through the potential energy weakening board in proper order through the inlet tube and gets into in the desilting pond after reducing the velocity of flow and subsides, the silt collecting vat can reduce silt and flow along with the rivers, can open the automatic cleaning device of silt and discharge clearance silt automatically when the silt in the silt collecting vat is more, does not need manual clearance, also can not influence the work in desilting pond simultaneously when the clearance, and the rainwater after will desilting through the drain pipe is handled at last discharges, and desilting treatment effect is better.
Further, the inside from the top down of processing case has set gradually first sand basin, second sand basin, third sand basin, first sand basin left end fixedly connected with first inlet well, second sand basin right-hand member fixedly connected with second inlet well, third sand basin left end fixedly connected with third inlet well, first inlet well passes through first connecting pipe intercommunication first sand basin, first sand basin right-hand member passes through second connecting pipe intercommunication second inlet well, second inlet well bottom passes through third connecting pipe intercommunication second sand basin, second sand basin left end passes through fourth connecting pipe intercommunication third inlet well, third inlet well bottom passes through fifth connecting pipe intercommunication third sand basin.
Further, the silt collecting vat comprises the lateral wall, the subsider that incline outward about by, the bellied roof of arc upwards, the subsider sets up between roof and lateral wall.
Further, the width from the top down of first heavy husky pond, the heavy husky pond of second, the heavy husky pond of third reduces in proper order, the first silt discharge branch pipe of first heavy husky pond bottom fixedly connected with, the inside grit filter screen that is equipped with of first silt discharge branch pipe, grit filter screen top is equipped with the grit discharge pipe, just the grit discharge pipe is connected and is leaned on outer one side at first silt discharge branch pipe.
Further, the bottom of the second sand settling tank is fixedly connected with a second sludge discharge branch pipe, and the bottom of the third sand settling tank is fixedly connected with a third sludge discharge branch pipe.
Further, automatic cleaning device of silt sets up at first silt discharge branch pipe, second silt discharge branch pipe, third silt discharge branch pipe top, just the subsider is connected at the automatic cleaning device top of silt, first silt discharge branch pipe, second silt discharge branch pipe, third silt discharge branch pipe bottom fixedly connected with silt discharge house steward, just the slope of silt discharge house steward high left right low sets up.
Further, automatic cleaning device of silt comprises fixed bolster, activity shutoff board, coupling spring, fixed bolster passes through dead lever fixed connection on first silt discharge branch pipe, second silt discharge branch pipe, third silt discharge branch pipe inner wall, the activity shutoff board passes through coupling spring and connects fixed bolster, the activity shutoff board sets up in the subsider bottom, first silt discharge branch pipe, second silt discharge branch pipe, third silt discharge branch pipe all set up to hollow round platform structure with the subsider junction, the diameter of activity shutoff board top surface equals with the diameter of subsider.
Compared with the prior art, the invention has the following beneficial effects:
rainwater enters a first water inlet well through a water inlet pipe, enters a first sand settling tank through a first connecting pipe, large-particle sand stones and partial silt stay in a silt collecting tank in the first sand settling tank through the sedimentation of the first sand settling tank, water subjected to primary sedimentation treatment enters a second water inlet well through a second connecting pipe, enters a second sand settling tank through a third connecting pipe after the flow velocity is reduced by a potential energy weakening plate in the second water inlet well, continues to settle the silt in the second sand settling tank to reduce the silt in the rainwater, then enters a third sand settling tank through a fourth connecting pipe for final sedimentation, a sand blocking net with the caliber smaller than 0.05mm is arranged in the third sand settling tank, a water drainage pipe is arranged inside the sand blocking net, a water purifier is arranged at the water drainage pipe, the water subjected to sand and sand removal sand stone sedimentation treatment is discharged into the water purifier through the water drainage pipe, purified, reaches a reference standard and then is collected for people to use, the dust and sand sedimentation treatment effect is better.
Because the density of silt is greater than the density of water, the gravity increases under the more circumstances of silt at the movable closure plate of settling tank bottom in the settling tank, when gravity is greater than connecting spring's holding power, pushes down connecting spring and opens the settling tank, and the silt whereabouts of settling tank bottom is discharged, has realized the automatic clearance when silt is more, and movable closure plate upward movement closed settling tank under connecting spring's reset action after silt discharges.
The automatic cleaning device of silt that silt collecting vat department subsides discharges, and the silt through the automatic cleaning device discharge of silt is in first silt discharge branch pipe, second silt discharge branch pipe, third silt discharge branch pipe fall into the silt discharge main that the slope of left high right side set up, under the effect of gravity, from the exit discharge that the mud discharge main right-hand member set up, has realized the automatic clearance of silt simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is an appearance structural view of a rainwater desilting basin device for hydraulic engineering.
Fig. 2 is a front view structural view of the interior of a rainwater desilting basin device for hydraulic engineering.
Fig. 3 is a left side view structural view of the inside of a rainwater desilting basin device for hydraulic engineering.
Fig. 4 is a structural diagram of a sludge collecting tank of the rainwater desilting pool device for hydraulic engineering.
Fig. 5 is a structural diagram of an automatic sludge cleaning device of the rainwater desilting basin device for water conservancy projects.
Reference numbers in the figures: 1. a treatment tank; 2. a water inlet pipe; 3. a gravel discharge cover plate; 4. a water purifier; 5. a drain pipe; 6. a first water inlet well; 7. a first desilting basin; 8. a second water inlet well; 9. a second desilting basin; 10. a third water inlet well; 11. a third desilting basin; 12. an overflow pipe; 13. a third connecting pipe; 14. a fourth connecting pipe; 15. a fifth connecting pipe; 16. a sand blocking net; 17. a sludge collecting tank; 18. a potential energy weakening plate; 19. a second sludge discharge branch pipe; 20. a third sludge discharge branch pipe; 21. a sludge discharge header pipe; 22. a sandstone filter screen; 23. a sandstone discharge pipe; 24. an automatic sludge cleaning device; 25. a settling tank; 26. a side wall; 27. a top wall; 28. a movable plugging plate; 29. a connecting spring; 30. fixing the support plate; 31. a first connecting pipe; 32. the first sludge is discharged out of the branch pipe.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the invention.
Example 1
As shown in fig. 1-3, a rainwater desilting basin device for hydraulic engineering, including processing case 1, inlet tube 2, inlet well, three desilting basins that set up from top to bottom, silt collecting vat 17, set up the automatic cleaning device 24 of silt in silt collecting vat 17 bottom, be provided with a plurality of potential energy weakening boards 18 in the inlet well, the rainwater flows through potential energy weakening board 18 in proper order through inlet tube 2 and reduces the velocity of flow and gets into in the desilting basin and subside, silt collecting vat 17 can reduce silt and flow along with the rivers, can open automatic cleaning device 24 of silt and discharge clearance silt automatically when the silt in silt collecting vat 17 is more, does not need manual clearance, also can not influence the work in desilting basin simultaneously when the clearance, discharges the rainwater after the desilting is handled through drain pipe 5 at last, and desilting treatment effect is better.
Rainwater enters the first water inlet well 6 through the water inlet pipe 2 and sequentially passes through the potential energy weakening plates 18 arranged on the inner wall of the first water inlet well 6 to reduce the flow velocity, under the condition that the flow velocity of the water is reduced, impurity, sand and dust in the water are easy to settle to the bottom, enters the first sand basin 7 through the first connecting pipe 31, the number of the sludge collecting tanks 17 is two, an arc-shaped slope protruding upwards is arranged between the sludge collecting tanks 17, the silt in the water falls into the settling tank 25 at the bottom of the sludge collecting tank 17 after settling, the silt falling on the arc-shaped slope slides into the settling tank 25 under the action of gravity, because the density of silt is greater than the density of water, the movable plugging plate 28 that sets up in the bottom of subsider 25 pushes down connecting spring 29 and opens subsider 25 under the condition that silt is more in subsider 25, and the silt whereabouts of subsider 25 bottom is discharged, has realized the automatic clearance when silt is more.
As shown in fig. 2, in this embodiment, inside from the top down of treatment box 1, first sand basin 7, second sand basin 9, third sand basin 11 have been set gradually, first sand basin 7 left end fixedly connected with first sand basin 6, second sand basin 9 right end fixedly connected with second sand basin 8, third sand basin 11 left end fixedly connected with third water inlet well 10, first water inlet well 6 communicates first sand basin 7 through first connecting pipe 31, first sand basin 7 right end communicates second water inlet well 8 through second connecting pipe 11, second water inlet well 8 bottom communicates second sand basin 9 through third connecting pipe 13, second sand basin 9 left end communicates third water inlet well 10 through fourth connecting pipe 14, third water inlet well 10 bottom communicates third sand basin 11 through fifth connecting pipe 15.
Rainwater enters a first inlet well 6 through a water inlet pipe 2, enters a first sand sedimentation tank 7 through a first connecting pipe 31, large-particle sand stones and partial silt stay in a silt collecting tank 17 in the first sand sedimentation tank 7 through sedimentation of the first sand sedimentation tank 7, water subjected to primary sedimentation treatment enters a second inlet well 8 through a second connecting pipe 11, the flow velocity of the water is reduced through a potential energy weakening plate 18 in the second inlet well 8, the water enters a second sand sedimentation tank 9 through a third connecting pipe 13, the silt continues to be sedimentated in the second sand sedimentation tank 7, the silt in the rainwater is reduced, the water enters a third sand sedimentation tank 11 through a fourth connecting pipe 14 for final sedimentation, a sand blocking net 16 with the caliber smaller than 0.05mm is arranged in the third sand sedimentation tank 11, a drain pipe 5 is arranged in the sand blocking net 16, a water purifier 4 is arranged at the drain pipe 5, the water subjected to sedimentation and dust removal treatment is discharged into the water purifier 4 through the drain pipe 5, purified water reaches the standard, and then is collected For people to use.
In the present embodiment, as shown in fig. 4, the sludge collection tank 17 is composed of a side wall 26 inclined outward from the left and right, a settling tank 25, and a top wall 27 protruding upward in an arc shape, and the settling tank 25 is disposed between the top wall 27 and the side wall 26.
Owing to set up in the bellied roof 27 of upward arc in silt collecting vat 17, subside in silt collecting vat 17 through roof 27 fall into the subsider 25 under the action of gravity in, conveniently carry out the automatic clearance through silt automatic cleaning device 24 in the subsider 25 with silt gathering in silt collecting vat 17.
As shown in fig. 3, in this embodiment, the widths of the first sand basin 7, the second sand basin 9 and the third sand basin 11 decrease from top to bottom in sequence, the first sludge discharge branch pipe 32 is fixedly connected to the bottom of the first sand basin 7, a sand filter screen 22 is arranged inside the first sludge discharge branch pipe 32, a sand discharge pipe 23 is arranged above the sand filter screen 22, and the sand discharge pipe 23 is connected to one side of the first sludge discharge branch pipe 32, which is close to the outside.
Because first sand basin 7 is for the first settlement treatment to the rainwater, the large granule grit content in the rainwater is more, through grit filter screen 22 with the large granule grit interception at grit filter screen 22 top, is connected with grit discharge cover plate 3 at grit discharge pipe 23 outermost end, can discharge the large granule grit through opening grit discharge cover plate 3, prevents that the large granule grit gathering from causing the jam in silt discharge house steward 21.
In this embodiment, a second sludge discharging branch pipe 19 is fixedly connected to the bottom of the second sand basin 9, and a third sludge discharging branch pipe 20 is fixedly connected to the bottom of the third sand basin 11.
In the embodiment, the automatic sludge cleaning device 24 is arranged on the top of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20, the settling tank 25 is connected on the top of the automatic sludge cleaning device 24, the sludge discharge header pipe 21 is fixedly connected to the bottom of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20, and the sludge discharge header pipe 21 is arranged in a manner of being inclined from high left to low right.
The sludge discharged from the automatic sludge cleaning device 24 falls into the sludge discharge header pipe 21 inclined in the left-high and right-low direction through the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20, and is discharged from an outlet provided at the right end of the sludge discharge header pipe 21 under the action of gravity.
As shown in fig. 5, in the present embodiment, the automatic sludge cleaning device 24 is composed of a fixed support plate 30, a movable plugging plate 28 and a connecting spring 29, the fixed support plate 30 is fixedly connected to the inner walls of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20 through a fixed rod, the movable plugging plate 28 is connected to the fixed support plate 30 through the connecting spring 29, the movable plugging plate 28 is arranged at the bottom of the settling tank 25, the joints of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20 and the settling tank 25 are all arranged in a hollow circular truncated cone structure, and the diameter of the top surface of the movable plugging plate 28 is equal to the diameter of the settling tank 25.
Wherein, the side of the movable plugging plate 28 is set to be a structure similar to that of the hollow round platform structure, the side of the movable plugging plate 28 can be ensured to be attached to the hollow round platform structure, the movable plugging plate can play a good sealing role when sludge is not cleaned, rainwater leakage is reduced, because the density of the silt is greater than that of water, the gravity of the movable plugging plate 28 arranged at the bottom of the settling tank 25 is increased under the condition that the silt is more in the settling tank 25, when the gravity is greater than the supporting force of the connecting spring 29, the settling tank 25 is opened by pressing the connecting spring 29 downwards, the silt at the bottom of the settling tank 25 falls and is discharged, automatic cleaning when the silt is more is realized, and the movable plugging plate 28 moves upwards to close the settling tank 25 under the resetting action of the connecting spring 29 after the silt is discharged.
By adopting the technical scheme: rainwater enters a first inlet well 6 through a water inlet pipe 2, enters a first sand sedimentation tank 7 through a first connecting pipe 31, large-particle sand stones and partial silt stay in a silt collecting tank 17 in the first sand sedimentation tank 7 through sedimentation of the first sand sedimentation tank 7, water subjected to primary sedimentation treatment enters a second inlet well 8 through a second connecting pipe 11, the flow velocity of the water is reduced through a potential energy weakening plate 18 in the second inlet well 8, the water enters a second sand sedimentation tank 9 through a third connecting pipe 13, the silt continues to be sedimentated in the second sand sedimentation tank 7, the silt in the rainwater is reduced, the water enters a third sand sedimentation tank 11 through a fourth connecting pipe 14 for final sedimentation, a sand blocking net 16 with the caliber smaller than 0.05mm is arranged in the third sand sedimentation tank 11, a drain pipe 5 is arranged in the sand blocking net 16, a water purifier 4 is arranged at the drain pipe 5, the water subjected to sedimentation and dust removal treatment is discharged into the water purifier 4 through the drain pipe 5, purified water reaches the standard, and then is collected The sludge is discharged by the automatic sludge cleaning device 24 settled in the sludge collecting tank 17, the sludge discharged by the automatic sludge cleaning device 24 falls into the sludge discharging main pipe 21 obliquely arranged in the left-high-right direction through the first sludge discharging branch pipe 32, the second sludge discharging branch pipe 19 and the third sludge discharging branch pipe 20, and is discharged from an outlet arranged at the right end of the sludge discharging main pipe 21 under the action of gravity, and meanwhile, the automatic cleaning of the sludge is realized.
Example 2
As shown in fig. 1-3, a rainwater desilting basin device for hydraulic engineering, including processing case 1, inlet tube 2, inlet well, three desilting basins that set up from top to bottom, silt collecting vat 17, set up the automatic cleaning device 24 of silt in silt collecting vat 17 bottom, be provided with a plurality of potential energy weakening boards 18 in the inlet well, the rainwater flows through potential energy weakening board 18 in proper order through inlet tube 2 and reduces the velocity of flow and gets into in the desilting basin and subside, silt collecting vat 17 can reduce silt and flow along with the rivers, can open automatic cleaning device 24 of silt and discharge clearance silt automatically when the silt in silt collecting vat 17 is more, does not need manual clearance, also can not influence the work in desilting basin simultaneously when the clearance, discharges the rainwater after the desilting is handled through drain pipe 5 at last, and desilting treatment effect is better.
As shown in fig. 2, in this embodiment, inside from the top down of treatment box 1, first sand basin 7, second sand basin 9, third sand basin 11 have been set gradually, first sand basin 7 left end fixedly connected with first sand basin 6, second sand basin 9 right end fixedly connected with second sand basin 8, third sand basin 11 left end fixedly connected with third water inlet well 10, first water inlet well 6 communicates first sand basin 7 through first connecting pipe 31, first sand basin 7 right end communicates second water inlet well 8 through second connecting pipe 11, second water inlet well 8 bottom communicates second sand basin 9 through third connecting pipe 13, second sand basin 9 left end communicates third water inlet well 10 through fourth connecting pipe 14, third water inlet well 10 bottom communicates third sand basin 11 through fifth connecting pipe 15.
In the present embodiment, as shown in fig. 4, the sludge collection tank 17 is composed of a side wall 26 inclined outward from the left and right, a settling tank 25, and a top wall 27 protruding upward in an arc shape, and the settling tank 25 is disposed between the top wall 27 and the side wall 26.
As shown in fig. 3, in this embodiment, the widths of the first sand basin 7, the second sand basin 9 and the third sand basin 11 decrease from top to bottom in sequence, the first sludge discharge branch pipe 32 is fixedly connected to the bottom of the first sand basin 7, a sand filter screen 22 is arranged inside the first sludge discharge branch pipe 32, a sand discharge pipe 23 is arranged above the sand filter screen 22, and the sand discharge pipe 23 is connected to one side of the first sludge discharge branch pipe 32, which is close to the outside.
In this embodiment, a second sludge discharging branch pipe 19 is fixedly connected to the bottom of the second sand basin 9, and a third sludge discharging branch pipe 20 is fixedly connected to the bottom of the third sand basin 11.
In the embodiment, the automatic sludge cleaning device 24 is arranged on the top of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20, the settling tank 25 is connected on the top of the automatic sludge cleaning device 24, the sludge discharge header pipe 21 is fixedly connected to the bottom of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20, and the sludge discharge header pipe 21 is arranged in a manner of being inclined from high left to low right.
As shown in fig. 5, in the present embodiment, the automatic sludge cleaning device 24 is composed of a fixed support plate 30, a movable plugging plate 28 and a connecting spring 29, the fixed support plate 30 is fixedly connected to the inner walls of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20 through a fixed rod, the movable plugging plate 28 is connected to the fixed support plate 30 through the connecting spring 29, the movable plugging plate 28 is arranged at the bottom of the settling tank 25, the joints of the first sludge discharge branch pipe 32, the second sludge discharge branch pipe 19 and the third sludge discharge branch pipe 20 and the settling tank 25 are all arranged in a hollow circular truncated cone structure, and the diameter of the top surface of the movable plugging plate 28 is equal to the diameter of the settling tank 25.
In order to ensure the sealing effect of the movable blocking plate 28, cotton cloth can be wound on the outer side of the movable blocking plate 28 for sealing, and because the settling substances in the first sand settling tank 7, the second sand settling tank 9 and the third sand settling tank 11 are different, on the premise that the water amount in the first sand settling tank 7, the second sand settling tank 9 and the third sand settling tank 11 is certain, the parameters of the connecting spring 29 at the bottom of the first sand settling tank 7, the second sand settling tank 9 and the third sand settling tank 11 can be determined by a method of experimental calculation in advance, for example, more gravels in the settling tank 25 in the first sand settling tank 7, a spring with a relatively large spring stiffness coefficient can be selected, frequent press cleaning is not needed, for more fine sand in the settling tank 25 in the third sand settling tank 11, the density of the fine sand is relatively small, the gravity is small under the same volume, a spring with a relatively small spring stiffness coefficient can be selected, can effectively guarantee to push down movable shutoff board 28 and clear up behind the certain fine sand of subsider 25 inside gathering, reduce the fine sand content of aquatic, guarantee out the water quality, simultaneously, because the service environment of coupling spring 29 is comparatively moist, for reducing rusting of coupling spring 29, set up scalable plastic corrugated pipe in the coupling spring 29 outside and protect.
By adopting the technical scheme: can design according to the inside silt composition condition of different desilting ponds and adopt different connecting spring 29, guarantee that the inside material of subsider 25 can in time be cleared up, reduce the impurity of desilting pond in the sedimentation process, further improve quality of water.
It should be noted that, the present invention is a rainwater sand basin device for hydraulic engineering, when in use, rainwater enters into the first water inlet well 6 through the water inlet pipe 2, the flow velocity is reduced sequentially through the potential energy weakening plates 18 arranged on the inner wall of the first water inlet well 6, under the condition that the flow velocity of water is reduced, impurity, sand and dust in water are easy to settle to the bottom, the rainwater enters into the first sand basin 7 through the first connecting pipe 31, two sludge collecting tanks 17 are provided, an upward-protruding arc-shaped slope is arranged between the sludge collecting tanks 17, silt in water falls into the settling tank 25 at the bottom of the sludge collecting tank 17 after settling, silt falling on the arc-shaped slope slides into the settling tank 25 under the action of gravity, because the density of the silt is greater than that of the water, the movable blocking plate 28 arranged at the bottom of the settling tank 25 presses down the connecting spring 29 to open the settling tank 25 under the condition that the silt is more in the settling tank 25, the sludge at the bottom of the settling tank 25 falls and is discharged, so that automatic cleaning when more sludge is available is realized.
Rainwater enters a first inlet well 6 through a water inlet pipe 2, enters a first sand sedimentation tank 7 through a first connecting pipe 31, large-particle sand stones and partial silt stay in a silt collecting tank 17 in the first sand sedimentation tank 7 through sedimentation of the first sand sedimentation tank 7, water subjected to primary sedimentation treatment enters a second inlet well 8 through a second connecting pipe 11, the flow velocity of the water is reduced through a potential energy weakening plate 18 in the second inlet well 8, the water enters a second sand sedimentation tank 9 through a third connecting pipe 13, the silt continues to be sedimentated in the second sand sedimentation tank 7, the silt in the rainwater is reduced, the water enters a third sand sedimentation tank 11 through a fourth connecting pipe 14 for final sedimentation, a sand blocking net 16 with the caliber smaller than 0.05mm is arranged in the third sand sedimentation tank 11, a drain pipe 5 is arranged in the sand blocking net 16, a water purifier 4 is arranged at the drain pipe 5, the water subjected to sedimentation and dust removal treatment is discharged into the water purifier 4 through the drain pipe 5, purified water reaches the standard, and then is collected For people to use.
While there have been shown and described what are at present considered the preferred embodiments of the invention, the fundamental principles and essential features of the invention and advantages thereof, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a rainwater desilting pond device for hydraulic engineering, is including handling case (1), inlet tube (2), inlet well, three desilting pond, silt collecting vat (17) that set up from top to bottom, setting at the automatic cleaning device (24) of silt collecting vat (17) bottom, its characterized in that: be provided with a plurality of potential energy and weaken board (18) in the inlet shaft, the rainwater flows through potential energy in proper order through inlet tube (2) and weakens board (18) and reduce the velocity of flow and get into in the desilting pond and subside, silt collecting vat (17) can reduce silt and flow along with the rivers, can open automatic cleaning device of silt (24) automatically and discharge clearance silt when the silt in silt collecting vat (17) is more, does not need manual clearance, also can not influence the work in desilting pond when the clearance simultaneously, and the rainwater after will desilting handles is discharged through drain pipe (5) at last.
2. The rainwater desilting pond device for hydraulic engineering according to claim 1, characterized in that: a first sand sedimentation tank (7), a second sand sedimentation tank (9) and a third sand sedimentation tank (11) are sequentially arranged in the treatment box (1) from top to bottom, the left end of the first desilting pool (7) is fixedly connected with a first water inlet well (6), the right end of the second desilting pool (9) is fixedly connected with a second water inlet well (8), the left end of the third desilting basin (11) is fixedly connected with a third water inlet well (10), the first water inlet well (6) is communicated with the first sand basin (7) through a first connecting pipe (31), the right end of the first sand basin (7) is communicated with a second water inlet well (8) through a second connecting pipe (11), the bottom of the second water inlet well (8) is communicated with a second sand basin (9) through a third connecting pipe (13), the left end of the second sand basin (9) is communicated with a third water inlet well (10) through a fourth connecting pipe (14), the bottom of the third water inlet well (10) is communicated with a third sand basin (11) through a fifth connecting pipe (15).
3. The rainwater desilting pond device for hydraulic engineering according to claim 1, characterized in that: the sludge collecting tank (17) is composed of a side wall (26) which is obliquely arranged from left to right, a settling tank (25) and an upward arc-shaped convex top wall (27), and the settling tank (25) is arranged between the top wall (27) and the side wall (26).
4. The rainwater desilting pond device for hydraulic engineering according to claim 1, characterized in that: the width from the top down of first heavy sand pond (7), second heavy sand pond (9), third heavy sand pond (11) reduces in proper order, the first silt discharge branch pipe (32) of first heavy sand pond (7) bottom fixedly connected with, first silt discharge branch pipe (32) inside is equipped with grit filter screen (22), grit filter screen (22) top is equipped with grit discharge pipe (23), just grit discharge pipe (23) are connected in first silt discharge branch pipe (32) and are leaned on one side outward.
5. The rainwater desilting pond device for hydraulic engineering according to claim 1, characterized in that: and the bottom of the second sand settling tank (9) is fixedly connected with a second sludge discharge branch pipe (19), and the bottom of the third sand settling tank (11) is fixedly connected with a third sludge discharge branch pipe (20).
6. A rainwater desilting basin device for hydraulic engineering according to claim 3-5, characterized in that: automatic cleaning device of silt (24) sets up at first silt discharge branch pipe (32), second silt discharge branch pipe (19), third silt discharge branch pipe (20) top, just subsider (25) are connected at automatic cleaning device of silt (24) top, first silt discharge branch pipe (32), second silt discharge branch pipe (19), third silt discharge branch pipe (20) bottom fixedly connected with silt discharge house steward (21), just silt discharge house steward (21) high-low slope sets up.
7. The rainwater desilting pond device for hydraulic engineering according to claim 6, characterized in that: the automatic sludge cleaning device (24) is composed of a fixed support plate (30), a movable plugging plate (28) and a connecting spring (29).
8. The rainwater desilting pond device for hydraulic engineering according to claim 7, characterized in that: the fixed supporting plate (30) is fixedly connected to the inner walls of the first sludge discharge branch pipe (32), the second sludge discharge branch pipe (19) and the third sludge discharge branch pipe (20) through fixing rods.
9. The rainwater desilting pond device for hydraulic engineering according to claim 8, characterized in that: the joints of the first sludge discharge branch pipe (32), the second sludge discharge branch pipe (19), the third sludge discharge branch pipe (20) and the settling tank (25) are all of hollow round structures.
10. The rainwater desilting pond device for hydraulic engineering according to claim 8, characterized in that: the movable plugging plate (28) is connected with the fixed supporting plate (30) through a connecting spring (29), the movable plugging plate (28) is arranged at the bottom of the settling tank (25), and the diameter of the top surface of the movable plugging plate (28) is equal to that of the settling tank (25).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911348953.6A CN111203028A (en) | 2019-12-24 | 2019-12-24 | Rainwater desilting basin device for hydraulic engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911348953.6A CN111203028A (en) | 2019-12-24 | 2019-12-24 | Rainwater desilting basin device for hydraulic engineering |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111203028A true CN111203028A (en) | 2020-05-29 |
Family
ID=70782586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911348953.6A Withdrawn CN111203028A (en) | 2019-12-24 | 2019-12-24 | Rainwater desilting basin device for hydraulic engineering |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111203028A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113047408A (en) * | 2021-03-25 | 2021-06-29 | 中电建生态环境集团有限公司 | Rainwater storage tank operation device and method |
CN113238030A (en) * | 2021-05-19 | 2021-08-10 | 山东省地质矿产勘查开发局第一地质大队(山东省第一地质矿产勘查院) | Novel sand settling device |
CN114835252A (en) * | 2022-05-06 | 2022-08-02 | 江苏科闻环保科技有限公司 | Adjustable three-phase separator for anaerobic reactor |
-
2019
- 2019-12-24 CN CN201911348953.6A patent/CN111203028A/en not_active Withdrawn
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113047408A (en) * | 2021-03-25 | 2021-06-29 | 中电建生态环境集团有限公司 | Rainwater storage tank operation device and method |
CN113047408B (en) * | 2021-03-25 | 2022-07-12 | 中电建生态环境集团有限公司 | Rainwater storage tank operation device and method |
CN113238030A (en) * | 2021-05-19 | 2021-08-10 | 山东省地质矿产勘查开发局第一地质大队(山东省第一地质矿产勘查院) | Novel sand settling device |
CN113238030B (en) * | 2021-05-19 | 2024-01-23 | 山东省地质矿产勘查开发局第一地质大队(山东省第一地质矿产勘查院) | Novel sand setting device |
CN114835252A (en) * | 2022-05-06 | 2022-08-02 | 江苏科闻环保科技有限公司 | Adjustable three-phase separator for anaerobic reactor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111203028A (en) | Rainwater desilting basin device for hydraulic engineering | |
CN202594806U (en) | Integrated purification device for particulate matters in rainwater and sewage | |
CN105013244B (en) | Multistage rainwater purification processing equipment | |
CN110318442A (en) | Construction site rainwater recycle utilizes system | |
CN106978846A (en) | A kind of full collection anti-clogging Prefabricated combined septic tank with Control the Plan Pollution Sources function | |
CN104944688B (en) | Automatic rain collecting and purifying system | |
CN101259344A (en) | Sewage preprocessing multifunctional solid-liquid separator | |
CN203999002U (en) | A kind of radial-flow multimedium waste disposal plant | |
CN218204830U (en) | Town road drainage device | |
CN204865241U (en) | Multistage rain purifying water process equipment | |
CN217549249U (en) | Sewage treatment plant confluence system overflow handles facility based on just heavy pond is reformed transform | |
CN208870157U (en) | It is a kind of with the catch-basin for cutting dirty function | |
CN208372635U (en) | A kind of sponge municipal water treatment systems | |
CN214143908U (en) | Rainwater purification barrel device for sponge city | |
CN215946968U (en) | Novel sewage sedimentation tank | |
CN212833326U (en) | Construction site sewage treatment system | |
CN213668151U (en) | A skimming collection device for sewage treatment | |
CN211338965U (en) | Denitrification filter | |
CN203795573U (en) | Drainage pipeline grid device | |
CN208345949U (en) | A kind of sanitary drainage pond sewage reprocesses device | |
CN102583599A (en) | Sewage treatment system | |
CN206681132U (en) | A kind of pavement rainwater leads a mouthful water conservancy diversion filtration system | |
CN205444419U (en) | Purifier is collected to overflow rainwater | |
CN105464201B (en) | Overflowing rain water collection and purification device | |
CN217780903U (en) | Rainwater treatment and recycling device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200529 |