CN219732257U - Sewage lifting pump station - Google Patents
Sewage lifting pump station Download PDFInfo
- Publication number
- CN219732257U CN219732257U CN202321379420.6U CN202321379420U CN219732257U CN 219732257 U CN219732257 U CN 219732257U CN 202321379420 U CN202321379420 U CN 202321379420U CN 219732257 U CN219732257 U CN 219732257U
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- China
- Prior art keywords
- lifting pump
- water
- valve
- pump
- sewage
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- 239000010865 sewage Substances 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 146
- 238000001514 detection method Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 7
- 239000010802 sludge Substances 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 12
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Abstract
The utility model belongs to the technical field of sewage treatment, and particularly relates to a sewage lifting pump. The sewage lifting pump station comprises a water collecting tank, a lifting pump is arranged at the bottom of the water collecting tank, a water outlet of the lifting pump is connected with a water outlet pipe of the lifting pump, the water outlet pipe of the lifting pump is connected with a water discharging main pipe, a water discharging pipe is arranged on the water discharging main pipe, a water discharging pipe water outlet is arranged in the water collecting tank, a first water discharging valve and a second water discharging valve are arranged on the water discharging pipe, the second water discharging valve is used for being closed when overhauling, the sewage lifting pump station further comprises a controller, the controller is used for controlling the first water discharging valve to be closed when the pump is started and discharging the water discharging main pipe when the pump is stopped, and the controller is used for controlling the lifting pump and the first water discharging valve to be simultaneously opened. The sewage in the drainage main pipe is completely drained, and the pump can be started under no pressure when the pump is started next time, so that difficult starting and overload are avoided, and the damage of the pump is prevented. The lifting pump and the first water drain valve are simultaneously opened, and the sludge in the water collecting tank is cleaned by the backflow sewage, so that automatic dredging is realized, and the problem of low efficiency of manual cleaning safety is solved.
Description
[ field of technology ]
The utility model belongs to the technical field of sewage treatment, and particularly relates to a sewage lifting pump.
[ background Art ]
Along with the continuous construction of various infrastructures in China, the construction of the domestic sewage pipe network in village and town areas is more perfect, but the domestic sewage pipe network in villages and towns generally has the problem that the operation and maintenance management working technology is weak, so that overhauling and maintenance are not in place. For partial sewage lifting pump station, in order to adapt to the local sewage treatment requirement and the production limiting condition, the water outlet pipeline is long during construction, the height difference is large, the sewage lifting pump is difficult to start under pressure, the starting overload is large, the service life of the sewage lifting pump can be influenced, and even the sewage lifting pump can not be started normally when serious. In addition, when the catch basin of sewage lift pump station is when storing sewage, there is more deposition to need regularly to dredge in the bottom, when carrying out artifical desilting, because the catch basin space is narrow and small, in time the staff takes anti-blocking mask and in time ventilates the catch basin bottom, and the inside poisonous and harmful gas of catch basin also still can cause very big harm to the human body, exists certain danger when carrying out artifical desilting.
Therefore, how to solve the problems of difficult starting under pressure, large overload and difficult dredging of the bottom of the water collecting tank of the sewage lifting pump is a problem to be solved urgently by those skilled in the art at present.
[ utility model ]
The utility model provides a sewage lifting pump station, which aims to solve the technical problems that the sewage lifting pump is difficult to start, the service life is low, the dredging of the sewage lifting pump station is difficult, and the dredging safety is low.
The utility model is realized by the following technical scheme, and the technical scheme of the sewage lifting pump station is as follows:
the sewage lifting pump station comprises a water collecting tank, a lifting pump is arranged at the bottom of the water collecting tank, a water outlet of the lifting pump is connected with a water outlet pipe of the lifting pump, a water draining header pipe is connected to the water outlet pipe of the lifting pump, a water draining pipe is arranged on the water draining header pipe, a water outlet of the water draining pipe is arranged in the water collecting tank, a first water draining valve and a second water draining valve are arranged on the water draining pipe, the second water draining valve is used for being closed during maintenance, the sewage lifting pump station further comprises a controller, the controller is used for controlling the first water draining valve to be closed during pump starting and to open a draining header pipe during pump stopping, and the controller is used for controlling the lifting pump and the first water draining valve to be simultaneously opened for dredging.
The beneficial effects are that: when the pump is stopped through the water drain pipe, sewage in the water drain main pipe is completely drained, so that the pressureless starting of the lifting pump when the pump is started next time is ensured, the starting difficulty and the starting overload of the lifting pump are avoided, the damage of the lifting pump is effectively prevented, and the service life of the lifting pump is prolonged. And, open simultaneously through elevator pump and first water drain valve, clear up the mud in the catch basin through the impulsive force of backward flow sewage, realized the automatic desilting to the catch basin, solved the poor problem of manual cleaning security inefficiency.
Further, the controller is also used for controlling the first water drain valve to be opened at regular time to perform dredging.
The beneficial effects are that: the controller controls to perform regular dredging work, so that the difficulty in dredging caused by excessive accumulated mud in the water collecting tank is avoided.
Further, the water outlet of the drain pipe is arranged in the center of the water collecting tank and is close to the tank bottom of the water collecting tank.
The beneficial effects are that: the outlet of the water drain pipe is close to the sludge at the bottom of the tank, so that dredging work is facilitated.
Further, the lift pump is provided with two, and the drain pipe is arranged between the two lift pump outlet pipes.
The beneficial effects are that: increase lifting capacity through two elevator pumps, help increasing the work efficiency of whole elevator pump station, set up the bleeder between two elevator pump outlet pipes, ensure that the bleeder is unanimous to the distance between two elevator pump outlet pipes, be convenient for guarantee the job stabilization of two sewage elevator pump stations when dredging.
Further, the first water drain valve is an electric gate valve, and the second water drain valve is a manual gate valve.
The beneficial effects are that: the gate valve is simple in structure and not easy to damage, and the electric gate valve is convenient to automatically control in communication with the controller.
Further, the lifting pump station further comprises a water level detection device, the water level detection device is used for detecting a water level signal, and the controller is used for controlling the lifting pump to be started and stopped according to the received water level detection signal.
The beneficial effects are that: by means of the water level detection device and the controller, the lifting pump is automatically controlled to be started when the water level is high, closed when the water level is low, and automatically closed when the water level is low, so that energy consumption is saved.
Further, a check valve is arranged on the water outlet pipe of the lifting pump, and the check valve is arranged on one side of the water inlet of the water outlet valve.
The beneficial effects are that: when the lift pump stops working, the check valve can prevent water from flowing backward into the lift pump, and damage to the lift pump can be effectively avoided.
Further, the water inlet side of the check valve is connected with the water outlet pipe of the lifting pump through a rubber joint.
The beneficial effects are that: through setting up rubber joint, can cushion the vibration of elevator pump during operation, reduce the pipeline vibration, avoid the damage of pipeline and flange, promote sewage and promote pump station's life.
[ description of the drawings ]
FIG. 1 is a plan view of an embodiment 1 of a sewage lifting pump station provided by the utility model;
FIG. 2 is a cross-sectional view of an embodiment 1 of a sewage lifting pump station provided by the utility model;
FIG. 3 is a plan view of the blowdown operating conditions of example 1 of the sewage lift pump station provided by the present utility model;
FIG. 4 is a plan view of the blowdown operating conditions of example 1 of the sewage lift pump station provided by the present utility model;
FIG. 5 is a plan view of dredging operation conditions of example 1 of a sewage lifting pump station provided by the utility model;
FIG. 6 is a cross-sectional view of a dredging operation of example 1 of a sewage lifting pump station provided by the utility model;
1. a water collecting tank; 2. a valve well; 3. a water inlet of the water collecting tank; 4. a lift pump; 5. a drain pipe; 6. lifting a pump outlet pipe; 7. a rubber joint; 8. a check valve; 9. a water outlet valve; 10. a first drain valve; 11. a second drain valve; 12. and a water draining main pipe.
[ detailed description ] of the utility model
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
The utility model provides a specific embodiment 1 of a sewage lifting pump station, which comprises the following steps:
the sewage lifting pump station provided by this embodiment, as shown in fig. 1 and fig. 2, including the catch basin 1 that is used for collecting domestic sewage, still be equipped with catch basin water inlet 3 on the catch basin 1, catch basin 1 bottom is equipped with elevator pump 4, elevator pump 4 is equipped with two, the delivery port of two elevator pumps 4 is connected respectively and is corresponded elevator pump outlet pipe 6, be equipped with rubber joint 7 on the elevator pump outlet pipe 6, check valve 8 and play water valve 9, rubber joint 7 passes through flange joint check valve 8, check valve 8 passes through flange joint play water valve 9, play water valve 9 passes through flange joint on elevator pump outlet pipe 6, the delivery port of elevator pump outlet pipe 6 is connected on drainage house steward 12. The water outlet valve 9 is a manual gate valve in this embodiment, and in other embodiments, the water outlet valve 9 may be a ball valve, an electric gate valve, or others.
A water drain pipe 5 is arranged between the two lifting pump water outlet pipes 6, a first water drain valve 10 is arranged on the water drain pipe 5, a second water drain valve 11 is connected to the first water drain valve 10 through a flange, the second water drain valve 11 is connected to the water drain pipe 5 through a flange, a water inlet of the water drain pipe 5 is connected to a water drain main pipe 12, a water outlet of the water drain pipe 5 is arranged in the center of the water collecting tank 1, the first water drain valve 10 in the embodiment is an electric gate valve, and the second water drain valve 11 is a manual gate valve.
The sewage lifting pump station further comprises a controller for controlling the lifting pump 4 and the first water drain valve 11, the controller is further used for receiving a liquid level signal of the water collecting tank 1, controlling the lifting pump 4 to start when the liquid level in the water collecting tank 1 is at a pump starting liquid level, and controlling the lifting pump 4 to stop when the liquid level is at a pump stopping liquid level. When the lift pump 4 is started, the first water drain valve 10 is closed, and sewage in the pump station water collection tank 1 is conveyed to a high point by the lift pump 4 through the lift pump outlet pipe 6 and the water drain main pipe 12 in sequence. When the lifting pump 4 stops pumping, the first water drain valve 10 is opened, the sewage lifting pump station enters a water draining operation working condition, as shown in fig. 3 and 4, sewage in the water draining main pipe 12 is drained to the water collecting tank 1 through the water draining pipe 5 at the moment, the water draining main pipe 12 is in a draining state, when the lifting pump is started next time, the pressureless starting of the lifting pump 4 can be realized, so that the starting difficulty of the lifting pump 4 is solved, the starting overload of the lifting pump 4 is avoided, the damage of the lifting pump 4 is avoided, the service life of the lifting pump 4 is further prolonged, in addition, the water hammer energy can be released when the water draining main pipe 12 stops pumping, the damage of pipelines and equipment is effectively prevented, and for the sewage lifting pump station in severe cold areas, the automatic water draining main pipe 12 can also avoid the damage of the pipelines due to freezing and improve the freezing resistance of the whole lifting pump station when the lifting pump 4 stops pumping.
When the sewage lifting pump station is in a normal working state, the lifting pump 4 stably operates, the first water discharge valve 10 is closed, and the second water discharge valve 11 is in a normally open state. When the maintenance is needed, the second water drain valve 11 is closed to maintain the first water drain valve 10, and after the maintenance is finished, the second water drain valve 11 is opened. The water draining pipe 5 is used for draining water, so that a pump station outlet low-point water draining well can be reduced, and smooth water draining can be ensured during maintenance.
The controller also controls the first water drain valve 11 to be opened at regular time, in this embodiment, when the sewage lifting pump station is in a normal working state, the first water drain valve 11 is set to be opened for 20-30 minutes per month, and the dredging operation working condition is entered, as shown in fig. 5 and 6, the water outlet pipe of the lifting pump 4 is communicated with the water drain pipe 5, the accumulated mud at the bottom of the water collecting tank 1 is flushed by the strong impact force of the backflow sewage in the water drain pipe 5 through the operation of the lifting pump 4, and after the first water drain valve 11 is closed, the sewage lifting pump station resumes the normal working again. Therefore, automatic dredging of the pump station water collecting tank 1 is realized, the complexity and the dangerousness of manual dredging are avoided, and the operation efficiency and the operation safety of the whole lifting pump 4 are improved.
The sewage lifting pump station is also provided with a valve well 2, and a water outlet valve 9 and a check valve 8 on the water outlet pipes 6 of the two lifting pump pumps, a first water discharge valve 10 and a second water discharge valve 11 are all arranged in the valve well 2, so that the valve is convenient to overhaul and control from the valve well 2.
The utility model provides a concrete embodiment 2 of a sewage lifting pump station, which comprises the following steps:
the difference between this embodiment and embodiment 1 is that the bottom of the water collecting tank is further provided with a sludge depth detection device, and when it is detected that the sludge depth of the bottom of the water collecting tank reaches a set level, the controller controls the first water drain valve to open for dredging. In other embodiments, the first drain valve may also be considered open to enter a dredging operation condition.
The utility model provides a specific embodiment 3 of a sewage lifting pump station, which comprises the following steps:
the difference between this embodiment and embodiment 1 is that three lift pumps are provided in this embodiment, and the drain pipe is installed above the middle lift pump outlet pipe, and the water inlet of the middle lift pump outlet pipe is connected to one side of the drain pipe close to the water collecting tank, and the water inlet of the drain pipe is installed on the upper side of the drain pipe.
The utility model provides a specific embodiment 4 of a sewage lifting pump station, which comprises the following steps:
the present embodiment differs from embodiment 1 only in that only one lift pump is provided in the present embodiment. In other embodiments four, five or more lift pumps may be provided.
The utility model provides a concrete embodiment 5 of a sewage lifting pump station:
the present embodiment differs from embodiment 1 only in that only one lift pump is provided in the present embodiment.
The utility model provides a concrete example 6 of a sewage lifting pump station:
the present embodiment differs from embodiment 1 only in that the first drain valve is an electric ball valve and the second drain valve is a manual ball valve. In other embodiments, the first water drain valve can also adopt an electric ball valve, the second water drain valve adopts a manual gate valve, or the first water drain valve and the second water drain valve both adopt electric gate valves or ball valves, and the first water drain valve and the second water drain valve can also adopt other types of valves, and the specific utility model is determined according to the actual sewage components and the power of the lifting pump.
The utility model provides a specific embodiment 7 of a sewage lifting pump station, which comprises the following steps:
this embodiment differs from embodiment 1 only in that the lift pump is set to be turned on and off at regular time, and the sewage in the sump is pumped and discharged at regular time.
The utility model provides a specific embodiment 8 of a sewage lifting pump station, which comprises the following steps:
the present embodiment differs from embodiment 1 only in that no check valve is provided on the lift pump outlet.
The utility model provides a specific embodiment 9 of a sewage lifting pump station, which comprises the following steps:
the present embodiment differs from embodiment 1 only in that the non-return valve is directly connected to the lift pump outlet pipe, without the provision of a rubber joint.
Claims (8)
1. The utility model provides a sewage lifting pump station, characterized by, includes catch basin (1), elevator pump (4) are installed to catch basin (1) bottom, elevator pump outlet pipe (6) are connected to the delivery port of elevator pump (4), be equipped with outlet valve (9) on elevator pump outlet pipe (6), connect drainage house steward (12) on elevator pump outlet pipe (6), be equipped with drain pipe (5) on drainage house steward (12), the delivery port setting of drain pipe (5) is in catch basin (1), be equipped with first drain valve (10) and second drain valve (11) on drain pipe (5) and be used for closing when the maintenance, sewage lifting pump station still includes the controller, the controller is used for controlling first drain valve is closed and is opened when stopping the pump, the controller still is used control elevator pump (4) with first drain valve (10) open simultaneously and is cleared away to be silted up.
2. The sewage lifting pump station according to claim 1, wherein the controller is further configured to control the first drain valve (10) to be opened periodically for dredging.
3. The sewage lifting pump station according to claim 2, characterized in that the water outlet of the drain pipe (5) is arranged in the centre of the sump (1) and near the bottom of the sump (1).
4. A sewage lifting pump station according to claim 3, characterized in that the lifting pump (4) is provided with two, the drain pipe (5) being arranged between two lifting pump outlet pipes (6).
5. The sewage lifting pump station according to claim 1, wherein the first drain valve (10) is an electric gate valve and the second drain valve (11) is a manual gate valve.
6. A sewage lifting pump station according to any one of claims 1-5, further comprising a water level detection device for detecting a water level signal, the controller being adapted to control the start and stop of the lifting pump (4) in dependence on the received water level detection signal.
7. The sewage lifting pump station according to claim 6, wherein the lifting pump outlet pipe (6) is further provided with a check valve (8), and the check valve (8) is arranged on the water inlet side of the water outlet valve (9).
8. The sewage lifting pump station according to claim 7, characterized in that the water inlet side of the non-return valve (8) is connected to the lifting pump outlet pipe (6) by means of a rubber joint (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321379420.6U CN219732257U (en) | 2023-06-01 | 2023-06-01 | Sewage lifting pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321379420.6U CN219732257U (en) | 2023-06-01 | 2023-06-01 | Sewage lifting pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219732257U true CN219732257U (en) | 2023-09-22 |
Family
ID=88063006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321379420.6U Active CN219732257U (en) | 2023-06-01 | 2023-06-01 | Sewage lifting pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219732257U (en) |
-
2023
- 2023-06-01 CN CN202321379420.6U patent/CN219732257U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sewage lifting pump station Effective date of registration: 20240103 Granted publication date: 20230922 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: Shaanxi Jinke Environmental Protection Engineering Co.,Ltd. Registration number: Y2024980000264 |