CN220176144U - Rotational flow sand settling device for hydraulic engineering - Google Patents
Rotational flow sand settling device for hydraulic engineering Download PDFInfo
- Publication number
- CN220176144U CN220176144U CN202223151977.2U CN202223151977U CN220176144U CN 220176144 U CN220176144 U CN 220176144U CN 202223151977 U CN202223151977 U CN 202223151977U CN 220176144 U CN220176144 U CN 220176144U
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- China
- Prior art keywords
- sand settling
- sand
- bin
- barrel
- hydraulic engineering
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- 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- Withdrawn - After Issue
Links
- 239000004576 sand Substances 0.000 title claims abstract description 156
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 239000004575 stone Substances 0.000 claims description 22
- 230000002265 prevention Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 230000000694 effects Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
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Abstract
The utility model discloses a rotational flow sand settling device for hydraulic engineering, which comprises a sand settling barrel with a sand hopper arranged at the middle of the bottom, wherein a sand settling bin and a storage bin are respectively arranged on the sand settling barrel and the sand hopper, the sand settling bin is communicated with the storage bin, a backflow preventing structure is detachably arranged at the connection position of the sand settling bin and the storage bin, the backflow preventing structure comprises a funnel-shaped annular plate with the top end arranged in the sand settling bin and provided with an annular sealing edge, the bottom of the funnel-shaped annular plate is arranged in the storage bin and is provided with a discharge pipe, the outer side of the annular sealing edge is provided with a magnetic suction plate which can be magnetically fixed on the inner wall of the sand settling barrel, a valve body II is fixedly arranged on the outer edge surface of the discharge pipe, the top of the inner wall of the sand settling barrel is provided with a bearing plate in an annular array structure, and a cover plate is detachably arranged at the top of the sand settling barrel.
Description
Technical Field
The utility model belongs to the technical field of rotational flow sand settling devices, and particularly relates to a rotational flow sand settling device for hydraulic engineering.
Background
The rotational flow sand setting tank is a sand setting device which controls the flow state and the flow speed of water flow by using mechanical force, accelerates the precipitation of sand grains and leads organic matters to be taken away along with the water flow, and the sand setting tank consists of an inflow port, an outflow port, a sand setting area, a sand hopper, a turbine driving device, a sand discharging system and the like. Sewage flows into the sand sedimentation area from the tangential direction of the inflow port, and a water falling weir is arranged on the water inlet channel, so that sand possibly deposited at the bottom of the channel slides downwards into the sand sedimentation tank; a baffle plate is also arranged to enable water flow and sand to flow to the bottom of the sand basin when entering the sand basin, and strengthen the wall attaching effect. A paddle board with adjustable speed is arranged in the middle of the sand setting tank, so that the water flow in the tank keeps circulating. The paddle board, the baffle and the inflow water flow are combined together, the rotating turbine blades enable sand grains to flow spirally, separation of organic matters and the sand grains is promoted, and the sand grains with relatively high density are thrown to the pool wall due to different centrifugal forces, and sink into the sand hopper under the action of gravity; and lighter organic matters are separated from sand in the middle part of the grit chamber, and the organic matters are carried out of the chamber along with the rotational flow of the effluent. By adjusting the rotation speed, the optimal sand setting effect can be achieved. The sand in the sand hopper can be removed by adopting modes such as air lifting, sand discharge by a sand discharge pump, and the like, and then the standard of cleaning and sand discharge is achieved through sand-water separation.
At present in hydraulic engineering, in order to guarantee that quality of water needs getting rid of the sand and stones in the quality of water, need use the whirl sand setting device when getting rid of the sand and stones, current whirl sand setting device is when using, drive rivers and sand and stones by turbine drive arrangement and rotate, sand and stones fall under centrifugal force and gravity's resultant force effect, reach the effect of sand setting, can be because turbine drive arrangement need adjust the rotational speed at the in-process of operation, this just leads to the sand and stones to appear the condition that rises, partial sand and stones rise to the middle part of sand setting device, cause the condition that sand setting efficiency reduces.
Disclosure of Invention
The utility model aims to provide a rotational flow sand settling device for hydraulic engineering, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a rotational flow sand settling device for hydraulic engineering comprises a sand settling barrel with a sand hopper arranged at the center of the bottom;
the sand settling barrel and the sand hopper are respectively provided with a sand settling bin and a storage bin, the sand settling bins are communicated with the storage bins, and the connection positions of the sand settling bins and the storage bins are detachably provided with backflow prevention structures;
the backflow prevention structure comprises a funnel-shaped annular plate, the top end of the funnel-shaped annular plate is arranged in the sand settling bin and is provided with an annular sealing edge, the bottom of the funnel-shaped annular plate is arranged in the storage bin and is provided with a discharge pipe, the outer side of the annular sealing edge is provided with a magnetic suction plate which can be magnetically fixed on the inner wall of the sand settling barrel, and the outer edge surface of the discharge pipe is fixedly provided with a valve body II.
Further, the inner wall top of the sand settling barrel is of an annular array structure and is provided with a bearing plate, the top of the sand settling barrel is detachably provided with a cover plate, and the upper end face of the cover plate is of an annular array and is provided with a connecting bolt one end of which can be screwed into the bearing plate in a threaded manner.
Further, the up end of apron detachably installs the mount pad placed in middle, the up end of mount pad is fixed mounting in middle has the motor, the motor is connected with the turbine agitator that rotatably installs in the sand sediment storehouse and drives rivers and sand stone whirl through the motor shaft.
Further, the lower end face of the sand settling barrel is provided with support rods in an annular array structure, one side, facing the sand hopper, of the outer edge face of each support rod is symmetrically provided with connecting rods, and one end, far away from each support rod, of each connecting rod is connected with the sand hopper in a structure.
Further, inflow holes and outflow holes communicated with the sand settling bin are symmetrically formed in the outer edge surface of the sand settling barrel, and inflow pipes and outflow pipes are respectively and fixedly arranged in the inflow holes and the outflow holes in a sealing mode.
Further, the valve body I is fixedly arranged on the outer edge surface of one end, facing the sand settling barrel, of the inflow pipe and the outflow pipe, and a connecting flange is arranged at one end, far away from the sand settling barrel, of the inflow pipe and the outflow pipe, and connecting holes are formed in the connecting flange in an annular array.
Compared with the prior art, the utility model has the following beneficial effects: thanks to setting up of desilting bucket, desilting storehouse, sand hopper, storage storehouse, funnel formula annular slab, discharge tube and annular banding, the water that contains sand and stone can throw into the desilting storehouse to realize whirl desilting in the desilting storehouse, then accessible opening valve body two, the sand and stone of deposit enters into the storage storehouse through funnel formula annular slab and discharge tube and collects the storage, and the internal diameter of discharge tube is less in the internal diameter of desilting storehouse and storage storehouse junction, so prevented to a certain extent that the sand and stone from returning to the phenomenon in the desilting storehouse in the storage storehouse, thereby reduce the condition that sand and stone returned to the desilting storehouse, help maintaining desilting efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1 of the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a sand settling barrel; 2. a sand settling bin; 3. a receiving plate; 4. a cover plate; 5. a connecting bolt; 6. a mounting base; 7. a motor; 8. an inflow tube; 9. an outflow tube; 10. a valve body I; 11. a connecting flange; 12. a connection hole; 13. a sand hopper; 14. a storage bin; 15. a funnel-shaped annular plate; 16. a discharge pipe; 17. sealing the edges in an annular manner; 18. a magnetic suction plate; 19. a support rod; 20. and (5) connecting a rod.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, the rotational flow sand settling device for hydraulic engineering comprises a sand settling barrel 1 with a sand hopper 13 arranged at the center of the bottom, a sand settling bin 2 and a storage bin 14 are respectively arranged in the sand settling barrel 1 and the sand hopper 13, the sand settling bin 2 is communicated with the storage bin 14, a backflow preventing structure is detachably arranged at the connection position of the sand settling bin 2 and the storage bin 14, the backflow preventing structure comprises a funnel-shaped annular plate 15 with the top end arranged in the sand settling bin 2 and provided with an annular sealing edge 17, the bottom of the funnel-shaped annular plate 15 is arranged in the storage bin 14 and provided with a discharge pipe 16, a magnetic suction plate 18 which can be magnetically sucked and fixed on the inner wall of the sand settling barrel 1 is arranged at the outer side of the annular sealing edge 17, a valve body II is fixedly arranged on the outer edge surface of the discharge pipe 16, thanks to the arrangement of the sand settling bucket 1, the sand settling bin 2, the sand hopper 13, the storage bin 14, the funnel-shaped annular plate 15, the discharge pipe 16 and the annular sealing edge 17, the water body containing sand and stones can be put into the sand settling bin 2, rotational flow sand settling is realized in the sand settling bin 2, then the deposited sand and stones can enter the storage bin 14 for collection and storage through the funnel-shaped annular plate 15 and the discharge pipe 16 by opening the valve body II, and the inner diameter of the discharge pipe 16 is smaller compared with the inner diameter of the joint of the sand settling bin 2 and the storage bin 14, so that the phenomenon that the sand and stones in the storage bin 14 are lifted back into the sand settling bin 2 is prevented to a certain extent, the condition that the sand and stones are lifted back into the sand settling bin 2 is reduced, and the sand settling efficiency is helped to be maintained.
As shown in fig. 1 and 2, the top of the inner wall of the sand settling barrel 1 is provided with a bearing plate 3 in an annular array structure, the top of the sand settling barrel 1 is detachably provided with a cover plate 4, the upper end surface of the cover plate 4 is provided with a connecting bolt 5, one end of the connecting bolt can be screwed into the bearing plate 3 in a spiral manner, the upper end surface of the cover plate 4 is provided with a mounting seat 6 in a centering manner in a detachable manner, the upper end surface of the mounting seat 6 is provided with a motor 7 in a centering manner, and the motor 7 is connected with a turbine stirrer which is rotatably mounted in the sand settling bin 2 and drives water flow and sand and stone to swirl through a motor shaft.
As shown in fig. 1, the lower end surface of the sand settling barrel 1 is provided with support rods 19 in an annular array, one side of the outer edge surface of the support rods 19 facing the sand hopper 13 is symmetrically provided with connecting rods 20, and one end of each connecting rod 20, far away from the support rods 19, is connected with the sand hopper 13.
As shown in fig. 1 and 2, the outer edge surface of the sand settling barrel 1 is symmetrically provided with an inflow hole and an outflow hole which are communicated with the sand settling bin 2, an inflow pipe 8 and an outflow pipe 9 are respectively and fixedly arranged in the inflow hole and the outflow hole, a valve body I10 is fixedly arranged on the outer edge surface of one end of the inflow pipe 8 and the outflow pipe 9, which faces the sand settling barrel 1, and a connecting flange 11 is respectively constructed at one end of the inflow pipe 8 and the outflow pipe 9, which is far away from the sand settling barrel 1, and when the sand settling barrel is in specific implementation, the valve body I10 and the valve body II can be of common types on the market as required, and the connecting flange 11 is internally provided with a connecting hole 12 in an annular array.
Working principle: when the cyclone sand settling device for hydraulic engineering is used, water containing sand and stones can be added into the sand settling bin 2 through the inflow pipe 8, and the motor 7 is started to enable the motor shaft of the motor 7 to rotate so as to drive the turbine stirrer to rotate, so that stirring of the water in the sand settling bin 2 is realized, sand and stones are settled under the action of resultant force of centrifugal force and gravity in the stirring process, and are piled in the funnel-shaped annular plate 15, then the valve body II can be opened, the settled sand and stones enter the storage bin 14 through the funnel-shaped annular plate 15 and the discharge pipe 16 for collection and storage, the inner diameter of the discharge pipe 16 is smaller than that of the joint of the sand settling bin 2 and the storage bin 14, the phenomenon that sand and stones in the storage bin 14 are lifted back into the sand settling bin 2 is prevented to a certain extent, after sand settling is finished, the valve body 10 arranged on the outflow pipe 9 can be opened, the treated water is discharged through the outflow pipe 9, the cyclone sand settling device for hydraulic engineering is reasonable in structure, sand settling situations can be reduced, sand and stone lifting situations are facilitated, and practicability is maintained.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The rotational flow sand settling device for the hydraulic engineering comprises a sand settling barrel (1) with a sand hopper (13) arranged at the middle of the bottom;
the method is characterized in that: the sand settling barrel (1) and the sand hopper (13) are respectively provided with a sand settling bin (2) and a storage bin (14), the sand settling bin (2) is communicated with the storage bin (14), and the connection position of the sand settling bin (2) and the storage bin (14) is detachably provided with a backflow prevention structure;
the backflow prevention structure comprises a funnel-shaped annular plate (15) with the top end arranged in the sand settling bin (2) and provided with an annular sealing edge (17), the bottom of the funnel-shaped annular plate (15) is arranged in the storage bin (14) and provided with a discharge pipe (16), the outer side of the annular sealing edge (17) is provided with a magnetic suction plate (18) capable of being magnetically fixed on the inner wall of the sand settling barrel (1), and a valve body II is fixedly arranged on the outer edge surface of the discharge pipe (16).
2. The rotational flow sand settling device for hydraulic engineering according to claim 1, wherein: the inner wall top of sediment barrel (1) is annular array structure and has accepted board (3), and sediment barrel (1) top demountable installation has apron (4), the up end of apron (4) is annular array and is provided with connecting bolt (5) that one end can screw in accepting in board (3).
3. The rotational flow sand settling device for hydraulic engineering according to claim 2, wherein: the utility model discloses a sand settling bin, including apron (4), up end, mount pad (6) detachably installs in the middle of the up end of apron (4), the up end of mount pad (6) is fixed mounting in the middle has motor (7), motor (7) are connected with rotatable turbine agitator of installing in sand settling bin (2) and driving rivers and sand and stone whirl through the motor shaft.
4. The rotational flow sand settling device for hydraulic engineering according to claim 1, wherein: the sand settling barrel is characterized in that the lower end face of the sand settling barrel (1) is provided with support rods (19) in an annular array structure, one side, facing the sand hopper (13), of the outer edge face of each support rod (19) is symmetrically provided with connecting rods (20), and one end, far away from the support rods (19), of each connecting rod (20) is connected with a Sha Dou (13) in a structure.
5. The rotational flow sand settling device for hydraulic engineering according to claim 1, wherein: inflow holes and outflow holes communicated with the sand settling bin (2) are symmetrically formed in the outer edge surface of the sand settling barrel (1), and an inflow pipe (8) and an outflow pipe (9) are respectively and fixedly arranged in the inflow holes and the outflow holes in a sealing mode.
6. The rotational flow sand settling device for hydraulic engineering according to claim 5, wherein: the inflow pipe (8) and the outflow pipe (9) are fixedly provided with a first valve body (10) towards the outer edge surface of one end of the sand settling barrel (1), one ends of the inflow pipe (8) and the outflow pipe (9) away from the sand settling barrel (1) are respectively provided with a connecting flange (11), and connecting holes (12) are formed in the connecting flanges (11) in an annular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223151977.2U CN220176144U (en) | 2022-11-25 | 2022-11-25 | Rotational flow sand settling device for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223151977.2U CN220176144U (en) | 2022-11-25 | 2022-11-25 | Rotational flow sand settling device for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220176144U true CN220176144U (en) | 2023-12-15 |
Family
ID=89108521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223151977.2U Withdrawn - After Issue CN220176144U (en) | 2022-11-25 | 2022-11-25 | Rotational flow sand settling device for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220176144U (en) |
-
2022
- 2022-11-25 CN CN202223151977.2U patent/CN220176144U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20231215 Effective date of abandoning: 20240411 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20231215 Effective date of abandoning: 20240411 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |