CN218709401U - Tunnel sewage particulate matter preprocessing device - Google Patents
Tunnel sewage particulate matter preprocessing device Download PDFInfo
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- CN218709401U CN218709401U CN202223112322.4U CN202223112322U CN218709401U CN 218709401 U CN218709401 U CN 218709401U CN 202223112322 U CN202223112322 U CN 202223112322U CN 218709401 U CN218709401 U CN 218709401U
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- water inlet
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- particulate matter
- drum sieve
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Abstract
The utility model provides a tunnel sewage particulate matter preprocessing device, the water inlet end of body is connected with the water collector of intaking, water collector and drum sieve UNICOM of intaking, the drum sieve is fixed in on the rolling bracket, the drum sieve lower part, catchment ware link upper portion installs supporting roller respectively, supporting roller passes through drive chain and is connected with driving motor, vibrating motor is located between drum sieve and the catchment ware, be fixed in on the rolling bracket through door type support, and link to each other with the catchment ware link upper portion supporting roller of drum sieve, the drum sieve bin outlet is equipped with the manger plate baffle, the drum sieve mouth outside is the grit guide plate, grit guide plate lower part has connect the grit export, the bottom fixedly connected with delivery port of sewage particulate matter preprocessing device body. The utility model provides a when the tunnel construction drainage of adverse slope, the face directly gets into the problem that the rear drainage system leads to water pump impeller wearing and tearing, drainage pipe wearing and tearing become silted up stifled not through the preliminary treatment by the too high sewage of mechanical equipment disturbance particulate matter index, alleviates the outer sewage treatment pressure in tunnel.
Description
Technical Field
The utility model belongs to the technical field of tunnel sewage preliminary treatment, concretely relates to tunnel sewage particulate matter preprocessing device.
Background
In the construction of the water-rich reverse slope tunnel, a large amount of accumulated water exists near the tunnel face, the accumulated water is interfered by mechanical operation, the content of particle suspended matters in the accumulated water is increased rapidly, the abrasion of pipelines, water pumps and the like in a reverse slope drainage system is serious, and the sewage treatment pressure outside the tunnel is increased. At present, the conventional treatment mode of the sewage of the water-rich reverse slope tunnel is to arrange a special large sedimentation tank inside and outside the tunnel and accelerate the sedimentation of particles in water by adopting a mode of throwing flocculating agents. The method has the advantages that firstly, the dosage is large, and the treatment cost is high; secondly, the desilting frequency of the sedimentation tank is increased, and the content of particulate matters in water is increased again due to disturbance in the desilting process. Consequently, research and development sewage particulate matter preprocessing device realizes the automatic screening of particulate matter, reduces the wearing and tearing of particulate matter to water pump, pipeline, alleviates the outer sewage treatment pressure in tunnel, reduces construction cost, is the utility model discloses the problem that needs the solution.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art, the utility model aims at providing a tunnel sewage particulate matter preprocessing device overcomes near sewage treatment technique's of above-mentioned current rich water adverse slope tunnel face not enough, has simple structure, convenient operation, can solve the difficult problem of rich water adverse slope tunnel sewage particulate matter processing safely effectively, reduces construction cost.
In order to realize the purpose, the utility model discloses a technical scheme is:
a tunnel sewage particle pretreatment device comprises a body (1), a water inlet (2), a rotary screen (4) and a water outlet (15), and is characterized in that the end of the water inlet (2) of the body (1) is connected with a water inlet and collector (3); the water inlet collector (3) is communicated with the rotary screen (4); the drum screen (4) is fixed on the drum bracket (5); the lower part of the rotary screen (4) and the upper part of the connecting end of the water inlet and collector (3) are respectively provided with a supporting roller (6); the supporting roller (6) is connected with a driving motor (7) through a driving chain (8); the vibration motor (9) is positioned between the drum screen (4) and the water inlet and collector (3), is fixed on the drum bracket (5) through a door-shaped bracket (10), and is connected with a support roller (6) at the upper part of the connecting end of the drum screen (4) and the water inlet and collector (3); a water baffle (12) is arranged at the discharge port (11) of the drum screen; the outside of the discharge port (11) of the drum screen is provided with a sandstone guide plate (13), the lower part of the sandstone guide plate (13) is connected with a sandstone outlet (14), and the bottom end of the sewage particulate matter pretreatment device body (1) is fixedly connected with a water outlet (15).
The water inlet and collector (3) is connected with a multi-way water inlet pipeline, and each water inlet pipe is provided with a valve.
Trommel screen (4) by millimeter level rhombus structure pore filter screen (401) parcel, inside is equipped with helical structure (402), through filtering centrifugal particulate matter can get into grit guide plate (13) fast evenly under helical structure (402) drive, effectively filter the millimeter level particulate matter in the sewage.
The drum screen (4) is provided with a driving device, the driving device is composed of a supporting roller (6), a driving motor (7) and a driving chain (8), and the driving device drives the drum screen (4) to rotate centrifugally to separate particles in water centrifugally.
The rotary screen (4) is provided with a vibration device consisting of a vibration motor (9) and a door-shaped support (10), so that the problem that fine particles in water are easy to adhere to a pore filter screen (401) of the rotary screen is solved.
Drum sieve bin outlet (11) be equipped with breakwater (12), prevent that the particulate matter from getting into grit guide plate (13) and water mixing, the particulate matter is discharged from grit export (14), the tunnel sewage of through handling is discharged from delivery port (15).
The utility model has the advantages that:
the water inlet and collecting device of the sewage particulate matter pretreatment device can be connected with a multi-way water inlet pipeline and has the function of independently switching each branch pipe; the rotary screen is wrapped by a millimeter-scale diamond-shaped pore filter screen, so that millimeter-scale particles in the sewage are effectively filtered; the vibrating device can effectively solve the problem that fine particles in water are easy to adhere to a pore filter screen of the drum screen. This sewage particulate matter preprocessing device has simple structure, simple operation, reduction personnel, equipment occupancy, reduces the wearing and tearing of particulate matter to water pump, pipeline, alleviates the outer sewage treatment pressure in tunnel, practices thrift characteristics such as cost, has verified the effect of using this utility model in many rich water adverse slope tunnel work progress, and the rate of utilization of this device construction effectively improves water pump, pipeline alleviates the outer sewage treatment pressure in tunnel by a wide margin.
Drawings
Fig. 1 is a left side sectional view of the present invention.
Fig. 2 is a right side sectional view of the present invention.
Fig. 3 is an enlarged schematic view of the structure at the position a of the present invention.
Wherein, 1 is the device body; 2 is a water inlet; 3 is a water inlet and collector; 4 is a drum screen; 5 is a roller bracket; 6 is a supporting roller; 7 is a driving motor; 8 is a driving chain; 9 is a vibration motor; 10 is a door-shaped bracket; 11 is a discharge port of the drum screen; 12 is a water baffle; 13 is a sandstone guide plate; 14 is a sand outlet; 15 is a water outlet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the tunnel sewage particulate matter pretreatment device comprises a body (1), a water inlet (2), a drum screen (4) and a water outlet (15), and is characterized in that a water inlet and collector (3) is connected to the water inlet (2) end of the body (1); the water inlet collector (3) is communicated with the rotary screen (4); the drum screen (4) is fixed on the drum bracket (5); the lower part of the rotary screen (4) and the upper part of the connecting end of the water inlet and collector (3) are respectively provided with a supporting roller (6); the supporting roller (6) is connected with a driving motor (7) through a driving chain (8); the vibration motor (9) is positioned between the drum screen (4) and the water inlet and collector (3), is fixed on the drum bracket (5) through a door-shaped bracket (10), and is connected with a support roller (6) at the upper part of the connecting end of the drum screen (4) and the water inlet and collector (3); a water baffle (12) is arranged at the discharge port (11) of the drum screen; the outside of the discharge port (11) of the drum screen is provided with a sandstone guide plate (13), the lower part of the sandstone guide plate (13) is connected with a sandstone outlet (14), and the bottom end of the sewage particulate matter pretreatment device body (1) is fixedly connected with a water outlet (15).
The water inlet and collector (3) is connected with a multi-way water inlet pipeline, and each water inlet pipe is provided with a valve.
As shown in figure 3, drum sieve (4) by millimeter level rhombus structure pore filter net (401) parcel, inside is equipped with helical structure (402), through filtering centrifugal particulate matter can get into grit guide plate (13) fast evenly under helical structure (402) drive, effectively filter the millimeter level particulate matter in the sewage.
The drum screen (4) is provided with a driving device, the driving device is composed of a supporting roller (6), a driving motor (7) and a driving chain (8), and the driving device drives the drum screen (4) to rotate centrifugally to carry out centrifugal separation on particles in water.
The rotary screen (4) is provided with a vibration device consisting of a vibration motor (9) and a door-shaped support (10), so that the problem that fine particles in water are easy to adhere to a pore filter screen (401) of the rotary screen is solved.
Drum sieve bin outlet (11) be equipped with breakwater (12), prevent that the particulate matter from getting into grit guide plate (13) and water mixing, the particulate matter is discharged from grit export (14), the tunnel sewage of through handling is discharged from delivery port (15).
The utility model discloses a theory of operation does:
after near tunnel face ponding gets into the water inlet through the pump drainage, collect to the drum sieve 4 in water collector 3 intakes, drum sieve 4 is wrapped up by millimeter level diamond structure pore filter screen 401, driving motor 7 operates through drive chain 8, supporting roller 6 drives drum sieve 4 and realizes the filtration aquatic particulate matter of roll, vibrating motor 9's high frequency amplitude passes through door type support 10 and transmits to drum sieve 4, solve the problem that aquatic fine particle and drum sieve pore filter screen 401 easily take place the adhesion, particulate matter after the filtration passes through the helical structure 402 drive down in the drum sieve 4, quick even entering grit guide plate, get rid of through grit export 14 again, tunnel sewage discharges to the adverse slope drainage system in by delivery port 15 after the filtration processing.
Claims (3)
1. A tunnel sewage particle pretreatment device comprises a body (1), a water inlet (2), a rotary screen (4) and a water outlet (15), and is characterized in that the water inlet (2) end of the body (1) is connected with a water inlet collector (3); the water inlet collector (3) is communicated with the rotary screen (4); the drum screen (4) is fixed on the drum bracket (5); the lower part of the rotary screen (4) and the upper part of the connecting end of the water inlet and collector (3) are respectively provided with a supporting roller (6); the supporting roller (6) is connected with a driving motor (7) through a driving chain (8); the vibration motor (9) is positioned between the drum screen (4) and the water inlet and collector (3), is fixed on the drum bracket (5) through a door-shaped bracket (10), and is connected with a support roller (6) at the upper part of the connecting end of the drum screen (4) and the water inlet and collector (3); a water baffle (12) is arranged at the discharge port (11) of the drum screen; the outside of the discharge port (11) of the drum screen is provided with a sandstone guide plate (13), the lower part of the sandstone guide plate (13) is connected with a sandstone outlet (14), and the bottom end of the sewage particulate matter pretreatment device body (1) is fixedly connected with a water outlet (15).
2. The pretreatment device for particulate matters in tunnel sewage according to claim 1, wherein the water inlet and collector (3) is connected with a multi-way water inlet pipeline, and each water inlet pipeline is provided with a valve.
3. The pretreatment device for particulate matters in tunnel sewage according to claim 1, wherein the trommel screen (4) is wrapped by a millimeter-scale diamond-structured pore filter screen (401), and a spiral structure (402) is arranged inside the trommel screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223112322.4U CN218709401U (en) | 2022-11-23 | 2022-11-23 | Tunnel sewage particulate matter preprocessing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223112322.4U CN218709401U (en) | 2022-11-23 | 2022-11-23 | Tunnel sewage particulate matter preprocessing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218709401U true CN218709401U (en) | 2023-03-24 |
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ID=85622630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223112322.4U Active CN218709401U (en) | 2022-11-23 | 2022-11-23 | Tunnel sewage particulate matter preprocessing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218709401U (en) |
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2022
- 2022-11-23 CN CN202223112322.4U patent/CN218709401U/en active Active
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