CN220266609U - Water conservancy and hydropower engineering construction drainage device - Google Patents
Water conservancy and hydropower engineering construction drainage device Download PDFInfo
- Publication number
- CN220266609U CN220266609U CN202322311658.1U CN202322311658U CN220266609U CN 220266609 U CN220266609 U CN 220266609U CN 202322311658 U CN202322311658 U CN 202322311658U CN 220266609 U CN220266609 U CN 220266609U
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- Prior art keywords
- water
- filter screen
- cylinder
- fixedly connected
- barrel
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 238000005086 pumping Methods 0.000 claims abstract description 36
- 239000010865 sewage Substances 0.000 abstract description 31
- 239000012535 impurity Substances 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241000201308 Boschniakia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model provides a water conservancy and hydropower engineering construction drainage device, which comprises an outer cylinder, wherein an inner cylinder is detachably connected in the outer cylinder, the upper end and the lower end of the inner cylinder are arranged in an open mode, and the outer surface of the inner cylinder is attached to the inner surface of the outer cylinder; the upper end near end part of the outer cylinder is provided with a plurality of water inlets at intervals along the circumferential direction, the inner cylinder is fixedly connected with first filter screens corresponding to the water inlets one by one, the lower end of the inner cylinder is fixedly connected with a second filter screen, and the mesh diameter of the second filter screen is smaller than that of the first filter screen; the outer cylinder is provided with a water pumping mechanism, and the water inlet end of the water pumping mechanism is positioned in the inner cylinder and below the second filter screen. According to the utility model, a double filtering mode is adopted, so that impurities with large particle sizes in the sewage are filtered out, and then tiny impurities in the sewage are filtered out, so that tiny impurities are effectively prevented from entering a water pumping mechanism, and the service life of the device is further ensured.
Description
Technical Field
The utility model relates to the technical field of hydraulic and hydroelectric engineering, in particular to a drainage device for hydraulic and hydroelectric engineering construction.
Background
In the hydraulic and hydroelectric engineering construction process, the sewage in the pit is often required to be drained, so that the influence of accumulated water on the construction is prevented. In the process of draining water in the pit, the mode generally adopted is to connect a centrifugal water pump to a water pipe to evacuate sewage in the foundation pit, and when the water pump is pumping the sewage in the foundation pit, impurities in the sewage can cause the blockage of the water pump to influence the drainage efficiency, and even the blockage of the water pump can be damaged.
Therefore, the existing water conservancy and hydropower engineering construction drainage device is generally provided with a filter screen for filtering sundries in sewage. However, in the actual use process, the conventional drainage device is generally only provided with a single-layer filter screen, so that sewage cannot be completely filtered, and some tiny impurities easily enter the drainage device to influence the service life of the device.
Disclosure of Invention
The utility model aims to provide a water conservancy and hydropower engineering construction drainage device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the water conservancy and hydropower engineering construction drainage device comprises an outer cylinder, wherein an inner cylinder is detachably connected in the outer cylinder, the upper end and the lower end of the inner cylinder are arranged in an open mode, and the outer surface of the inner cylinder is attached to the inner surface of the outer cylinder; the upper end near end part of the outer cylinder is provided with a plurality of water inlets at intervals along the circumferential direction, the inner cylinder is fixedly connected with first filter screens corresponding to the water inlets one by one, the lower end of the inner cylinder is fixedly connected with a second filter screen, and the mesh diameter of the second filter screen is smaller than that of the first filter screen; the outer cylinder is provided with a water pumping mechanism, and the water inlet end of the water pumping mechanism is positioned in the inner cylinder and below the second filter screen.
As a further scheme of the utility model: the lower end of the outer cylinder is fixedly connected with a sinking block, the outer diameter of the sinking block is larger than that of the outer cylinder, and a plurality of ground inserting cones are uniformly distributed at the bottom of the sinking block.
As a further scheme of the utility model: the upper end of the outer cylinder is opened, a fixed ring is fixedly connected to the upper end of the outer cylinder, a connecting ring is fixedly connected to the upper end of the inner cylinder, a cylinder cover is arranged above the connecting ring, a plurality of screw rods are fixedly connected to the top of the fixed ring at intervals along the circumferential direction, each screw rod sequentially penetrates through the connecting ring and the cylinder cover along the vertical direction, a nut is connected to the upper end of each screw rod through threads, and the water pumping mechanism is arranged on the cylinder cover; the inner cylinder is detachably connected with the outer cylinder through the cooperation of the fixing ring, the connecting ring, the cylinder cover, the screw and the nut.
As a further scheme of the utility model: the water pumping mechanism comprises a water pump arranged at the top of the cylinder cover, a water outlet pipe is connected with a water outlet of the water pump in a conducting way, a water pumping pipe is connected with a water inlet of the water pump in a conducting way, and the water pumping pipe movably passes through the second filter screen along the vertical direction.
As a further scheme of the utility model: the second filter screen is in a conical shape with a wide upper part and a narrow lower part, a guide sleeve which is suitable for the water pumping pipe is fixedly connected to the second filter screen, the upper end of the guide sleeve is higher than the upper end of the second filter screen, and the water pumping pipe movably passes through the guide sleeve along the vertical direction.
Compared with the prior art, the utility model has the beneficial effects that:
after the structure is adopted, through the mutual matching among the outer cylinder, the inner cylinder, the water inlet, the first filter screen and the second filter screen, when sewage in the pit enters the inner cylinder from the water inlet, the sewage is filtered through the first filter screen, then enters the outer cylinder from the inner cylinder, is filtered through the second filter screen, and finally is discharged by the water pumping mechanism; because the mesh diameter of the second filter screen is smaller than that of the first filter screen, the double-filtering mode is adopted, impurities with large particle size in the sewage are filtered out firstly, and then tiny impurities in the sewage are filtered out, so that tiny impurities are effectively prevented from entering a water pumping mechanism, and the service life of the device is further guaranteed.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a drainage device for hydraulic and hydroelectric engineering construction.
Fig. 2 is a schematic diagram of the internal structure of the water conservancy and hydropower engineering construction drainage device.
Fig. 3 is a schematic structural view of the outer cylinder in the water conservancy and hydropower engineering construction drainage device.
Fig. 4 is a schematic structural view of an inner cylinder in a water conservancy and hydropower engineering construction drainage device.
In the figure: 1. an outer cylinder; 2. an inner cylinder; 3. a water inlet; 4. a first filter screen; 5. a second filter screen; 6. a water pumping mechanism; 601. a water pump; 602. a water outlet pipe; 603. a water pumping pipe; 604. a guide sleeve; 7. a sinking block; 8. a ground cone is inserted; 9. a fixing ring; 10. a connecting ring; 11. a cylinder cover; 12. a screw; 13. and (3) a nut.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Referring to fig. 1-4, the water conservancy and hydropower engineering construction drainage device comprises an outer cylinder 1, wherein an inner cylinder 2 is detachably connected in the outer cylinder 1, the upper end and the lower end of the inner cylinder 2 are arranged in an open manner, and the outer surface of the inner cylinder 2 is attached to the inner surface of the outer cylinder 1; the upper end near end of the outer barrel 1 is provided with a plurality of water inlets 3 at intervals along the circumferential direction, so that the first filter screen 4 is not easy to bottom, and is directly contacted with sundries such as sediment at the pit bottom. The inner cylinder 2 is fixedly connected with a first filter screen 4 which is in one-to-one correspondence with each water inlet 3, and can perform preliminary filtration on sewage in the pit to filter out impurities with larger particle size in the sewage. The lower end of the inner cylinder 2 is fixedly connected with a second filter screen 5, which can further filter the sewage and remove tiny impurities in the sewage. The mesh diameter of the second filter screen 5 is smaller than that of the first filter screen 4, the sewage is subjected to rough filtration and then fine filtration, so that the influence of tiny impurities in the sewage on a drainage device is effectively avoided; the outer cylinder 1 is provided with a water pumping mechanism 6, and the water inlet end of the water pumping mechanism 6 is positioned in the inner cylinder 2 and below the second filter screen 5. When the sewage treatment device is used, when sewage in the pit enters the inner cylinder 2 from the water inlet 3, the sewage is primarily filtered through the first filter screen 4, then when the sewage enters the outer cylinder 1 from the inner cylinder 2, the sewage is further filtered through the second filter screen 5, and finally the sewage which is subjected to double filtration in the outer cylinder 1 is discharged from the water pumping mechanism 6.
Wherein, the lower extreme fixedly connected with of urceolus 1 sinking piece 7 is convenient for drainage device put into the pit bottom. The outer diameter of the sinking block 7 is larger than that of the outer cylinder 1, so that the outer cylinder 1 is not easy to directly contact with sediment at the bottom of the pit; a plurality of ground inserting cones 8 are uniformly distributed at the bottom of the sinking block 7, so that the ground inserting cones are conveniently inserted into sediment at the bottom of the pit, and the drainage device is kept in an upright state in operation.
Specifically, the upper end of the outer cylinder 1 is opened, the upper end of the outer cylinder 1 is fixedly connected with a fixed ring 9, the upper end of the inner cylinder 2 is fixedly connected with a connecting ring 10, a cylinder cover 11 is arranged above the connecting ring 10, a plurality of screw rods 12 are fixedly connected to the top of the fixed ring 9 at intervals along the circumferential direction, each screw rod 12 sequentially penetrates through the connecting ring 10 and the cylinder cover 11 along the vertical direction, the upper end of each screw rod 12 is in threaded connection with a nut 13, and the water pumping mechanism 6 is arranged on the cylinder cover 11; the inner cylinder 2 is detachably connected with the outer cylinder 1 through the cooperation of the fixing ring 9, the connecting ring 10, the cylinder cover 11, the screw 12 and the nut 13. When the first filter screen 4 and the second filter screen 5 on the inner cylinder 2 need to be cleaned, the nut 13 is unscrewed firstly, then the cylinder cover 11 is taken down, and the inner cylinder 2 can be directly taken out of the outer cylinder 1, so that the first filter screen 4 and the second filter screen 5 are cleaned conveniently.
Further, the water pumping mechanism 6 comprises a water pump 601 arranged at the top of the cylinder cover 11, a water outlet pipe 602 is connected to a water outlet of the water pump 601 in a conducting manner, a water pumping pipe 603 is connected to a water inlet 3 of the water pump 601 in a conducting manner, and the water pumping pipe 603 movably penetrates through the second filter screen 5 along the vertical direction. When the cover 11 is removed, the water suction pipe 603 can be directly drawn out from the second filter screen 5. In this embodiment, it should be noted that the water pump 601 adopted in the present application is a prior art, and the principle thereof is not described here again.
Still further, the second filter screen 5 is tapered with a wide upper part and a narrow lower part, so that the second filter screen is convenient to be placed in the outer cylinder 1, and the filtering area can be ensured. A guide sleeve 604 which is matched with the water pumping pipe 603 is fixedly connected to the second filter screen 5, the upper end of the guide sleeve 604 is higher than the upper end of the second filter screen 5, sundries on the second filter screen 5 are not easy to enter the outer barrel 1 through the guide sleeve 604, and the water pumping pipe 603 moves through the guide sleeve 604 along the vertical direction.
In this embodiment, a first sealing ring needs to be disposed between the water pumping pipe 603 and the guide sleeve 604, so as to prevent sewage from directly entering the outer cylinder 1 through the junction of the water pumping pipe 603 and the guide sleeve 604. Similarly, a second sealing ring is respectively arranged between the fixing ring 9 and the connecting ring 10 and between the connecting ring 10 and the cylinder cover 11, and a third sealing ring is arranged between the inner cylinder 2 and the outer cylinder 1 at the periphery of the first filter screen 4, which is the prior art, and the connection relation is not repeated here.
When the sewage treatment device is used, when sewage in the pit enters the inner cylinder 2 from the water inlet 3, the sewage is primarily filtered through the first filter screen 4, then when the sewage enters the outer cylinder 1 from the inner cylinder 2, the sewage is further filtered through the second filter screen 5, and finally the sewage which is subjected to double filtration in the outer cylinder 1 is discharged from the water pumping mechanism 6.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (5)
1. The water conservancy and hydropower engineering construction drainage device comprises an outer barrel (1), and is characterized in that an inner barrel (2) is detachably connected in the outer barrel (1), the upper end and the lower end of the inner barrel (2) are arranged in an open mode, and the outer surface of the inner barrel (2) is attached to the inner surface of the outer barrel (1); a plurality of water inlets (3) are formed in the upper end near end part of the outer barrel (1) at intervals along the circumferential direction, first filter screens (4) which are in one-to-one correspondence with the water inlets (3) are fixedly connected to the inner barrel (2), a second filter screen (5) is fixedly connected to the lower end of the inner barrel (2), and the mesh diameter of the second filter screen (5) is smaller than that of the first filter screen (4); the outer cylinder (1) is provided with a water pumping mechanism (6), and the water inlet end of the water pumping mechanism (6) is positioned in the inner cylinder (2) and below the second filter screen (5).
2. The water conservancy and hydropower engineering construction drainage device according to claim 1, wherein the lower end of the outer cylinder (1) is fixedly connected with a bottom sinking block (7), the outer diameter of the bottom sinking block (7) is larger than the outer diameter of the outer cylinder (1), and a plurality of ground inserting cones (8) are uniformly distributed at the bottom of the bottom sinking block (7).
3. The water conservancy and hydropower engineering construction drainage device according to claim 1, wherein the upper end of the outer barrel (1) is provided with an opening, the upper end of the outer barrel (1) is fixedly connected with a fixing ring (9), the upper end of the inner barrel (2) is fixedly connected with a connecting ring (10), a barrel cover (11) is arranged above the connecting ring (10), a plurality of screw rods (12) are fixedly connected to the top of the fixing ring (9) at intervals along the circumferential direction, each screw rod (12) sequentially penetrates through the connecting ring (10) and the barrel cover (11) along the vertical direction, the upper end of each screw rod is in threaded connection with a nut (13), and the water pumping mechanism (6) is arranged on the barrel cover (11); the inner cylinder (2) is detachably connected with the outer cylinder (1) through the cooperation of the fixing ring (9), the connecting ring (10), the cylinder cover (11), the screw rod (12) and the nut (13).
4. The water conservancy and hydropower engineering construction drainage device according to claim 3, wherein the water pumping mechanism (6) comprises a water pump (601) arranged at the top of the cylinder cover (11), a water outlet pipe (602) is connected to a water outlet of the water pump (601) in a conducting manner, a water pumping pipe (603) is connected to a water inlet (3) of the water pump (601) in a conducting manner, and the water pumping pipe (603) movably penetrates through the second filter screen (5) along the vertical direction.
5. The water conservancy and hydropower engineering construction drainage device according to claim 4, wherein the second filter screen (5) is conical, a guide sleeve (604) which is suitable for the water pumping pipe (603) is fixedly connected to the second filter screen (5), the upper end of the guide sleeve (604) is higher than the upper end of the second filter screen (5), and the water pumping pipe (603) movably penetrates through the guide sleeve (604) along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322311658.1U CN220266609U (en) | 2023-08-28 | 2023-08-28 | Water conservancy and hydropower engineering construction drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322311658.1U CN220266609U (en) | 2023-08-28 | 2023-08-28 | Water conservancy and hydropower engineering construction drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220266609U true CN220266609U (en) | 2023-12-29 |
Family
ID=89314332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322311658.1U Active CN220266609U (en) | 2023-08-28 | 2023-08-28 | Water conservancy and hydropower engineering construction drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220266609U (en) |
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2023
- 2023-08-28 CN CN202322311658.1U patent/CN220266609U/en active Active
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