CN218990058U - Be suitable for western world conglomerate side slope water level fluctuation district and prevent flowing backward drainage structures - Google Patents
Be suitable for western world conglomerate side slope water level fluctuation district and prevent flowing backward drainage structures Download PDFInfo
- Publication number
- CN218990058U CN218990058U CN202222141124.4U CN202222141124U CN218990058U CN 218990058 U CN218990058 U CN 218990058U CN 202222141124 U CN202222141124 U CN 202222141124U CN 218990058 U CN218990058 U CN 218990058U
- Authority
- CN
- China
- Prior art keywords
- check valve
- floating block
- conglomerate
- water level
- hollow steel
- 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.)
- Active
Links
Images
Landscapes
- Revetment (AREA)
Abstract
The utility model relates to a backflow-preventing drainage structure suitable for a western conglomerate slope water level fluctuation zone, which comprises a check valve outer cover, wherein a steel wire mesh (2) is arranged at the lower opening of the check valve outer cover (1), the steel wire mesh (2) is in clamping fit with the check valve outer cover (1), a hollow steel body floating block (3) is arranged in the check valve outer cover (1), the hollow steel body floating block (3) is in movable fit with the inner wall of the check valve outer cover (1), the hollow steel body floating block (3) is in a step shape, a step-shaped groove (10) is formed in the inner wall of the check valve outer cover (1), and the hollow steel body floating block (3) in the step shape is matched with the step-shaped groove (10). The utility model can ensure that water in the slope can be discharged outwards during precipitation, and the water in the reservoir can not flow backward during water rising, thereby effectively solving the problems of slope instability and the like caused by overlarge internal and external water head difference during ordinary change or sudden drop of the water level of the conglomerate slope in the western region.
Description
Technical Field
The utility model relates to the field of water drainage in a western conglomerate slope break of a water level fluctuation zone, in particular to a backflow-preventing water drainage structure applicable to the western conglomerate slope water level fluctuation zone.
Background
As the conglomerates in the western region are widely distributed in arid and semi-arid regions in China, the high side slope of the hydraulic engineering constructed in the region has the common problems of stability caused by sudden drop of reservoir water or excessive water head difference outside the slope caused by water level fluctuation in the slope, if the problems are not solved, the hydraulic engineering constructed in the region can generate a near-dam slump body to cause surge, dam turning is possible, the opening of a spillway tunnel is blocked to form a barrier lake, the reservoir volume is reduced, the applicable life of the reservoir is reduced, and the like.
Disclosure of Invention
The utility model aims to provide a backflow-preventing drainage structure applicable to a western-domain conglomerate slope water level fluctuation area, so as to solve the problems in the prior art.
In order to achieve the above purpose, the utility model provides a backflow-preventing drainage structure suitable for a western conglomerate slope water level fluctuation area, which comprises a check valve outer cover, wherein a steel wire mesh is arranged at the lower opening of the check valve outer cover and is in clamping fit with the check valve outer cover, a hollow steel body floating block is arranged in the check valve outer cover and is in movable fit with the inner wall of the check valve outer cover, the hollow steel body floating block is in a step shape, a step-shaped groove is formed in the inner wall of the check valve outer cover, and the hollow steel body floating block in the step shape is matched with the groove in the step shape.
As a further improvement of the technical scheme, a plurality of guide rods are arranged on the outer wall of the hollow steel body floating block in a circular array at the bottom, a plurality of round holes are formed in the circular array on the surface of the steel wire mesh, and the guide rods are in sliding connection with the round holes.
As a further improvement of the technical scheme, a limiting block is arranged at the lower end part of the guide rod and is in movable fit with the lower surface of the steel wire mesh.
As a further improvement of the technical scheme, a frame is arranged at the edge of the steel wire mesh, a clamping groove is formed in the edge of the lower opening of the check valve outer cover, and the frame is matched with the clamping groove in a clamping manner.
As a further improvement of the technical scheme, the outer wall of the hollow steel body floating block is provided with a rubber sealing gasket which is matched with the groove in the shape of a step.
As a further improvement of the technical scheme, the upper end part of the check valve outer cover is fixedly provided with an external thread pipe, and the external thread pipe is in a round table shape.
Compared with the prior art, the utility model has the beneficial effects that:
in the anti-backflow drainage structure applicable to the western conglomerate slope water level fluctuation area, the drainage check valve is arranged at the pipe orifice of the drain pipe in the rare earth conglomerate water level fluctuation area, during precipitation, water in the side slope can push the hollow steel floating block positioned in the check valve outer cover to the bottom of the check valve outer cover, water in the side slope is discharged from a gap between the hollow steel floating block and the check valve outer cover, and at the moment, water flows into the groove in the inner wall of the check valve outer cover, the inner wall of the groove in a step shape is favorable for weakening the impact force of the water flow, the water flow is prevented from over-exciting to impact a steel wire mesh, when the water level in a reservoir rises, the hollow steel floating block floats upwards to block the water outlet of the check valve outer cover, and the hollow steel floating block in a step shape is not only favorable for aligning with the groove in a step shape, but also can effectively ensure the compactness of the hollow steel floating block and the groove joint, the water in the side slope can be outwards discharged when the water in the side slope, the water in the side slope can not flow down, the water level difference can be effectively solved when the water level of the water level in the side slope is unstable, and the water level difference between the inner slope and the side slope is greatly solved when the water level is suddenly dropped.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the overall structure of the present utility model;
FIG. 3 is a cross-sectional view of the hollow steel body floating block in an open drainage state;
FIG. 4 is a cross-sectional view of the hollow steel body floating block of the present utility model in a closed state;
FIG. 5 is a schematic diagram of the overall structure of the hollow steel body floating block of the utility model;
FIG. 6 is a schematic view of the overall structure of the check valve housing of the present utility model;
fig. 7 is a schematic diagram of the overall structure of the steel wire mesh according to the present utility model.
The meaning of each reference sign in the figure is:
1. a check valve housing; 10. a groove; 11. a clamping groove; 12. a threaded tube; 2. a steel wire mesh; 20. a round hole; 21. a frame; 3. hollow steel body floating blocks; 30. a guide rod; 300. a limiting block; 31. and a rubber gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-7, the present embodiment provides a backflow-preventing drainage structure applicable to western conglomerate slope water level fluctuation area, which comprises a check valve housing 1, wherein a steel wire mesh 2 is arranged at the lower opening of the check valve housing 1 in order to prevent impurities in water from blocking a slope drain pipe, the steel wire mesh 2 is in clamping fit with the check valve housing 1, so that water in a slope can be discharged outwards during precipitation, a hollow steel body floating block 3 is arranged in the check valve housing 1, the hollow steel body floating block 3 is movably matched with the inner wall of the check valve housing 1, the hollow steel body floating block 3 is in alignment fit with a groove 10 in order to enable the hollow steel body floating block 3 to be in a step shape, and the inner wall of the check valve housing 1 is provided with a step-shaped groove 10 in order to ensure the fitting precision of the hollow steel body floating block 3 and the groove 10, and the hollow steel body floating block 3 is in a step-shaped groove 10 in a matching manner.
The hollow steel body floating block is preferably a 2mm outer wall.
The working process comprises the following steps: during precipitation, the hollow steel body floating blocks 3 in the side slope can push the hollow steel body floating blocks 3 positioned in the check valve outer cover 1 to the bottom of the check valve outer cover 1, and the water in the side slope is discharged from the gap between the hollow steel body floating blocks 3 and the check valve outer cover 1, when the water level in the reservoir rises, the hollow steel body floating blocks 3 float upwards to block the water outlet of the check valve outer cover 1, so that the water in the reservoir can be prevented from flowing backwards, and the problems of slope instability and the like caused by excessive internal and external water head difference during the ordinary change or sudden drop of the water level of the western conglomerate slope can be effectively solved.
Further, in order to ensure the motion track of the hollow steel body floating block 3 moving upwards and downwards in the check valve housing 1, a plurality of guide rods 30 are arranged on the circular array of the outer wall of the hollow steel body floating block 3 at the bottom, a plurality of round holes 20 are formed in the circular array of the upper surface of the steel wire mesh 2, the guide rods 30 are in sliding connection with the round holes 20, and when the hollow steel body floating block 3 moves upwards and downwards in the check valve housing 1, the guide rods 30 are driven to slide along the round holes 20, so that the guide rods 30 can play a role in ensuring the motion track of the hollow steel body floating block 3.
Further, in order to ensure the stability of the structure, the lower end part of the guide rod 30 is provided with a limiting block 300, the limiting block 300 is movably matched with the lower surface of the steel wire mesh 2, and the limiting block 300 can play a limiting role to prevent the hollow steel body floating block 3 from moving upwards excessively and being incapable of resetting.
Further, in order to ensure the tightness of the connection between the steel wire mesh 2 and the check valve housing 1, the frame 21 is arranged at the edge of the steel wire mesh 2, the clamping groove 11 is formed at the edge of the lower opening of the check valve housing 1, the frame 21 is matched with the clamping groove 11 in a clamping way, and the frame 21 of the steel wire mesh 2 is clamped inside the clamping groove 11, so that the tightness of the connection between the steel wire mesh 2 and the check valve housing 1 is ensured.
Further, in order to ensure the tightness of the hollow steel body floating block 3 for blocking the water outlet of the check valve outer cover 1, the outer wall of the hollow steel body floating block 3 is provided with a rubber sealing gasket 31, the rubber sealing gasket 31 is matched with the groove 10 in a step shape, and the rubber sealing gasket 31 can play a sealing role.
In order to enable the drainage check valve to be suitable for installation and use of the pipe orifices of the side slope drain pipes with different diameter sizes, the upper end part of the check valve housing 1 is fixedly provided with an external thread pipe 12, the external thread pipe 12 is in a shape of a round table, and the external thread pipe 12 in the shape of the round table can be suitable for installation and use of the pipe orifices of the side slope drain pipes with different diameter sizes.
When the water backflow preventing and draining structure applicable to the western conglomerate slope water level fluctuation area is specifically used, a drain check valve is arranged at a drain pipe orifice of the rare earth conglomerate water level fluctuation area, during precipitation, water in the slope can push a hollow steel body floating block 3 positioned in the check valve outer cover 1 to the bottom of the check valve outer cover 1, water in the slope is discharged from a gap between the hollow steel body floating block 3 and the check valve outer cover 1, and at the moment, water flows into a groove 10 in the inner wall of the check valve outer cover 1, the inner wall of the groove 10 in a step shape is beneficial to weakening the impact force of the water flow, and is beneficial to avoiding the water from flowing and shocking a steel wire mesh 2;
when the water level in the reservoir rises, the hollow steel body floating block 3 floats upwards, the water outlet of the check valve outer cover 1 is plugged, the rubber sealing gasket 31 is driven to be attached to the groove 10, the sealing effect can be achieved, the hollow steel body floating block 3 in a step shape is not only beneficial to being aligned with the groove 10 in a step shape, but also can effectively ensure the attaching compactness of the hollow steel body floating block 3 and the groove 10, water in a slope can be discharged outwards when the water is discharged by the water discharge check valve structure, the reservoir water does not flow backward when the water is discharged, and the problems of slope instability and the like caused by overlarge internal and external water head difference when the water level of a western conglomerate slope is changed or suddenly falls can be effectively solved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Be suitable for western world conglomerate side slope water level change district and prevent flowing backward drainage structure, including check valve dustcoat (1), its characterized in that: the non-return valve housing (1) lower mouth department is equipped with wire net (2), wire net (2) and non-return valve housing (1) joint cooperation, non-return valve housing (1) inside is equipped with hollow steel body floating block (3), hollow steel body floating block (3) and the inner wall clearance fit of non-return valve housing (1), hollow steel body floating block (3) are "ladder" form, non-return valve housing (1) inner wall is equipped with "ladder" form recess (10), is the hollow steel body floating block (3) of "ladder" form and is recess (10) looks adaptation of "ladder" form.
2. The anti-backflow drainage structure applicable to western conglomerate slope water level fluctuation zone according to claim 1, wherein: the outer wall of the hollow steel body floating block (3) is provided with a plurality of guide rods (30) in a circular array at the bottom, a plurality of round holes (20) are formed in the circular array on the upper surface of the steel wire mesh (2), and the guide rods (30) are in sliding connection with the round holes (20).
3. The anti-backflow drainage structure applicable to western conglomerate slope water level fluctuation zone according to claim 2, wherein: the lower end part of the guide rod (30) is provided with a limiting block (300), and the limiting block (300) is movably matched with the lower surface of the steel wire mesh (2).
4. The anti-backflow drainage structure applicable to western conglomerate slope water level fluctuation zone according to claim 1, wherein: the edge of the steel wire mesh (2) is provided with a frame (21), the edge of the lower opening of the check valve outer cover (1) is provided with a clamping groove (11), and the frame (21) is matched with the clamping groove (11) in a clamping way.
5. The anti-backflow drainage structure applicable to western conglomerate slope water level fluctuation zone according to claim 1, wherein: the outer wall of the hollow steel body floating block (3) is provided with a rubber sealing gasket (31), and the rubber sealing gasket (31) is matched with the groove (10) in a step shape.
6. The anti-backflow drainage structure applicable to western conglomerate slope water level fluctuation zone according to claim 1, wherein: the upper end part of the check valve housing (1) is fixedly provided with an external thread pipe (12), and the external thread pipe (12) is in a shape of a round table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222141124.4U CN218990058U (en) | 2022-08-15 | 2022-08-15 | Be suitable for western world conglomerate side slope water level fluctuation district and prevent flowing backward drainage structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222141124.4U CN218990058U (en) | 2022-08-15 | 2022-08-15 | Be suitable for western world conglomerate side slope water level fluctuation district and prevent flowing backward drainage structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218990058U true CN218990058U (en) | 2023-05-09 |
Family
ID=86224302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222141124.4U Active CN218990058U (en) | 2022-08-15 | 2022-08-15 | Be suitable for western world conglomerate side slope water level fluctuation district and prevent flowing backward drainage structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218990058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117091296A (en) * | 2023-09-07 | 2023-11-21 | 上海卡维迪环境工程有限公司 | Condensing device of efficient heat recovery gas water heater |
-
2022
- 2022-08-15 CN CN202222141124.4U patent/CN218990058U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117091296A (en) * | 2023-09-07 | 2023-11-21 | 上海卡维迪环境工程有限公司 | Condensing device of efficient heat recovery gas water heater |
| CN117091296B (en) * | 2023-09-07 | 2024-04-30 | 上海卡维迪环境工程有限公司 | Condensing device of efficient heat recovery gas water heater |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218990058U (en) | Be suitable for western world conglomerate side slope water level fluctuation district and prevent flowing backward drainage structures | |
| CN112030871A (en) | Movable combined type automatic vertical lifting flood control device and flood control wall | |
| CN212477597U (en) | Movable combined type automatic vertical lifting flood control device and flood control wall | |
| CN113123294A (en) | A buffering energy dissipation subassembly for water conservancy dykes and dams | |
| CN212896234U (en) | Connection structure of bank spillway slow-leveling section and steep groove section | |
| CN216041365U (en) | Be applied to anti sluicing decompression structure that floats of basement | |
| CN214194423U (en) | Waterlogging-prevention drainage water supply channel | |
| CN211057975U (en) | Sponge city water-permeable water collecting device | |
| CN210002330U (en) | pneumatic flood-control shield-shaped gate | |
| CN106759163B (en) | Stilling pool tail sill structure adopting bottom hole for sand discharge | |
| CN214460987U (en) | Adjustable overflow arrangement suitable for river course | |
| CN216809794U (en) | Drainage valve for flood control and drainage | |
| CN111851420A (en) | Aqueduct indirect seam water stopping device for hydraulic engineering | |
| CN221297768U (en) | Integrated pump gate structure for flood control and drainage | |
| CN217870400U (en) | Be suitable for artifical slope drainage pressure relief device in western region conglomerate water level fluctuation district | |
| CN111719516A (en) | double-WoQicurve type bottom aeration facility for inhibiting cavity backwater | |
| CN219992670U (en) | Anti-pollution water backflow sewer | |
| CN219261290U (en) | Urban construction underground drainage structure | |
| CN214423318U (en) | Reservoir reinforcing apparatus | |
| CN208219564U (en) | A kind of water conservancy aqueduct of the highly reliable water delivery of energy conservation and environmental protection | |
| CN219059966U (en) | Dredge flood discharge canal | |
| CN210421373U (en) | Hydraulic movable weir type intercepting well | |
| CN219342735U (en) | Side ditch drainage curb structure | |
| CN219450662U (en) | Reservoir flood discharge safety protection net | |
| CN219731846U (en) | Seepage-proofing reinforcing dam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |