CN104863250A - Spiral-flow type integrated sewage lifting device - Google Patents
Spiral-flow type integrated sewage lifting device Download PDFInfo
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- CN104863250A CN104863250A CN201510188760.4A CN201510188760A CN104863250A CN 104863250 A CN104863250 A CN 104863250A CN 201510188760 A CN201510188760 A CN 201510188760A CN 104863250 A CN104863250 A CN 104863250A
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- circular arc
- water inlet
- pipeline
- spiral
- flow type
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a spiral-flow type integrated sewage lifting device which comprises a device functional area and a water storage tank, wherein a solid-liquid separator and a spherical two-way sewage discharge device are arranged inside the device functional area; a water inlet is connected with the solid-liquid separator; a water outlet in the lower end of the solid-liquid separator is connected with the spherical two-way sewage discharge device; a water outlet in the lower end of the spherical two-way sewage discharge device is connected with a residue storage pipe; the residue storage pipe is connected with a residue discharge opening; one side of the spherical two-way sewage discharge device is connected with the water storage tank; a pressurizing water pump is arranged at a pressure water outlet of the water storage tank. Sewage enters the solid-liquid separator firstly to be separated, the separated sewage enters the water storage tank, and impurities enter the residue storage pipe through the spherical two-way sewage discharge device; when the water pump is in operation, under-pressure sewage in the water storage tank enters the residue storage pipe, and is discharged out of a room together with impurities in the residue storage pipe. The spiral-flow type integrated sewage lifting device effectively avoids the water pump blockage caused by the fact that impurities enter the water storage tank to be in direct contact with the water pump, and avoids the blockage of filtering meshes caused by the fact that impurities are remained in a filter.
Description
Technical field
The present invention relates to a kind of sewage lifting to arrange, more specifically to a kind of spiral-flow type integrated sewage water lifting means.Be applied in plumbing industry, be specially adapted to that building is dirty lower than the Separation of Solid and Liquid of municipal blow-off line, in discharge of wastewater industry.
Background technology
Current building basement sewage lifting integration apparatus blocks water pump for preventing dirt, and adopt back-flushing filtering device directly not contact with water pump by dirt, dirt can not block water pump, need not draw dirt clearly, water pump life.But during sewage access arrangement storage tank, the reversion of sewage quantity conference generation water pump, causes impeller securing member to pitch and pump motor generating reduces application life.In another equipment storage tank, starting mode of pump can cause sewage with pressure pressure release in back-flushing filtering device, earial drainage, and simultaneously dirt also can clog filter screens eye, still needs artificial block clearing.Thus cause equipment not use continuously for a long time.
Summary of the invention
In order to overcome the above-mentioned shortcoming of existing integrated sewage water lifting means, the present invention proposes a kind of spiral-flow type integrated sewage water lifting means, this sewage lifting device can guarantee that the solid sundries in dirt, waste water does not contact with water pump in header tank, outside the thorough discharge chamber of foreign material in dirt, waste water, can not block water pump.
The technical scheme that technical solution problem of the present invention adopts is: a kind of spiral-flow type integrated sewage water lifting means, and comprise apparatus body, described apparatus body comprises functions of the equipments district and storage tank; Equipment for separating liquid from solid and spherical bidirectional blowdown apparatus is provided with in described functions of the equipments district.
Described equipment for separating liquid from solid comprises inner cavity chamber and outer chamber; Described inner cavity chamber comprises the water inlet pipe, filter pipe and the outlet pipe that arrange from top to bottom; The inwall of described water inlet pipe, filter pipe and outlet pipe is helical structure; The water inlet of described water inlet pipe extends to the top at described apparatus body top; The lower end of described outlet pipe is the first delivery port; Space between described inner cavity chamber and the housing being located at described inner cavity chamber periphery is described outer chamber, and the top of described housing side is provided with outfall, and described outfall is connected with described storage tank by gutter.
Described spherical bidirectional blowdown apparatus is three-port structure; Described three-port structure comprises mutually perpendicular axial duct and horizontal pipeline; Described axial duct comprises axially pipeline and axially lower pipeline; Be connected by valve chamber between the lower pipeline of described axially pipeline, horizontal pipeline and axis; Be provided with circular arc Integral chute and globe disk in described valve chamber, described globe disk rolls on described circular arc Integral chute; Described circular arc Integral chute adopts full water stream channel.
The top of described axially pipeline is deadweight water inlet, and described deadweight water inlet is connected with described first delivery port; Under described axis, the below of pipeline is the second delivery port, and described second delivery port is connected with slag storage tube; The slag-drip opening of described slag storage tube extends to the top at described apparatus body top; The right-hand member of described horizontal pipeline is pressure water inlet, and described pressure water inlet is connected with the pressure water mouth of storage tank by pressure water inlet pipe; Described pressure water mouth place is provided with pressure pump.
Further, described water inlet pipe, filter pipe and outlet pipe are from top to bottom connected as a single entity; The caliber of described water inlet pipe diminishes from top to bottom gradually.
Further, the tube wall of described filter pipe offers several treatment holes, the height of described treatment hole is lower than the height of described outfall.
Further, the bottom of described outer chamber housing is provided with sewage draining exit, is convenient to clean outer chamber; Described sewage draining exit and described outfall are arranged at the both sides of described outer chamber housing respectively; The latus rectum of described outer chamber is more than the twice of described inner cavity chamber latus rectum.
Further, described circular arc Integral chute comprises two sections, is respectively the first circular arc slideway and the second circular arc slideway; The left end of described first circular arc slideway is connected with the tube wall of described axial duct, and the right-hand member of described first circular arc slideway is connected with the left end of described second circular arc slideway; The right-hand member of described second circular arc slideway is connected with the tube wall of described horizontal pipeline; The center of circle of described first circular arc slideway is positioned at the below of described first circular arc slideway, and the center of circle of described second circular arc slideway is positioned at the top of described second circular arc slideway.
Further, the left side tube wall of described axially pipeline is provided with the first protruding arcwall face left, and described first arcwall face and described globe disk match; The lower end of described first arcwall face is connected with the left end of described circular arc Integral chute.
Further, the mouth of pipe place of described horizontal pipeline is provided with the second arcwall face, and the second described arcwall face is located at upper and lower two sides of the described horizontal pipeline mouth of pipe; The second arcwall face be positioned at below described horizontal pipeline is connected with the right-hand member of described circular arc Integral chute.
Further, under described axially pipeline and described axis, the caliber of pipeline is nominal bore, and the caliber of described horizontal pipeline is 1.1 ~ 1.5 times of described nominal bore.
Further, described globe disk adopts hollow carbon steel balls outpacking rubber; Described pressure water inlet pipe is connected by detachable flange with between described horizontal pipeline.
Further, described slag storage tube is U-shaped slag storage tube.
The invention has the beneficial effects as follows: compared with prior art, spiral-flow type integrated sewage water lifting means provided by the invention has some advantage following:
(1) structure is simple, reasonable in design, reliable, and globe disk not easily blocks.
(2) dual check, sewage, dirt be discharge separately, and dirt does not contact completely with pressure pump, avoids causing pressure pump to block; It also avoid the injury that sewage backflow causes equipment simultaneously.
(3) circular arc Integral chute adopts full water stream channel, and flow is large, and resistance is little, energy-conservation, noise is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of integrated sewage water lifting means provided by the invention.
Fig. 2 is the structural representation of spiral-flow type equipment for separating liquid from solid in sewage lifting device provided by the invention.
Fig. 3 is the structural representation of the axial blowdown of spherical bidirectional blowdown apparatus in sewage lifting device provided by the invention.
Fig. 4 is the structural representation of the vertical blowdown of spherical bidirectional blowdown apparatus in sewage lifting device provided by the invention.
Wherein, 1-equipment for separating liquid from solid; 2-spherical bidirectional blowdown apparatus; 3-apparatus body; 4-functions of the equipments district; 5-U type slag storage tube; 6-pressure water inlet pipe; 7-pressure pump; 8-storage tank; 9-gutter; 10-water inlet; 11-slag-drip opening; 101-water inlet pipe; 102-outfall; 103-outer chamber; 104-outlet pipe; 105-first delivery port; 106-sewage draining exit; 107-treatment hole; 108-filter pipe; 109-inner cavity chamber; 201-is pipeline axially; 202-valve chamber; 203-first arcwall face; 204-first circular arc slideway; 205-is lower pipeline axially; 206-second delivery port; 207-second circular arc slideway; 208-detachable flange; 209-second arcwall face; 210-horizontal pipeline; 211-pressure water inlet; 212-globe disk; 213-conducts oneself with dignity water inlet.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, following detailed description of the invention should be understood and be only not used in for illustration of the present invention and limit the scope of the invention.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometric center respectively.
Embodiment
A kind of spiral-flow type integrated sewage water lifting means, comprise apparatus body 3, described apparatus body 3 comprises functions of the equipments district 4 and storage tank 8; Equipment for separating liquid from solid 1 and spherical bidirectional blowdown apparatus 2 is provided with in described functions of the equipments district 4.
Described equipment for separating liquid from solid 1 comprises inner cavity chamber 109 and outer chamber 103; Described inner cavity chamber 109 comprises the water inlet pipe 101 of integrated setting from top to bottom, filter pipe 108 and outlet pipe 104; The caliber of described water inlet pipe 101 diminishes from top to bottom gradually; The inwall of described water inlet pipe 101, filter pipe 108 and outlet pipe 104 is helical structure.Spiral tube wall design is very crucial, after sewage enters described separator from water inlet pipe 101, rotate along spiral tube wall and move downward, rotating in the process moved downward and can producing centrifugal force, realized the Separation of Solid and Liquid of sewage by described centrifugal force.The water inlet 10 of described water inlet pipe 101 extends to the top at described apparatus body 3 top, and pending sewage enters sewage lifting device from water inlet 10.The lower end of described outlet pipe 104 is the first delivery port 105.Space between described inner cavity chamber 109 and the housing being located at described inner cavity chamber 109 periphery is described outer chamber 103, and the top of described housing side is provided with outfall 102, and described outfall 102 is connected with described storage tank 8 by gutter 9.The tube wall of described filter pipe 108 offers several treatment holes 107, the height of described treatment hole 107 is lower than the height of described outfall 102.By the treatment hole 107 on described filter pipe 108 tube wall, the Separation of Solid and Liquid of sewage can be realized.The bottom of described outer chamber 103 housing is provided with sewage draining exit 106, is convenient to clean outer chamber; Described sewage draining exit 106 and described outfall 102 are arranged at the both sides of described outer chamber 103 housing respectively.The latus rectum of described outer chamber 103 is more than the twice of described inner cavity chamber 109 latus rectum, the sewage after filtration is stored in described outer chamber 103 and stays for some time, make the further precipitate and separate of the dirt in sewage; In outer chamber 103, the build up of dirt of precipitation, in the bottom of described outer chamber 103, can be discharged through the sewage draining exit 106 be located at bottom described outer chamber 103 further.
Described spherical bidirectional blowdown apparatus 2 is three-port structure; Described three-port structure comprises mutually perpendicular axial duct and horizontal pipeline 210; Described axial duct comprises axially pipeline 201 and axially lower pipeline 205; Be connected by valve chamber 202 between the lower pipeline 205 of described axially pipeline 201, horizontal pipeline 210 and axis.Circular arc Integral chute and globe disk 212 is provided with in described valve chamber 202; Described globe disk 212 adopts hollow carbon steel balls outpacking rubber, abrasion-proof corrosion-proof, and sealing effectiveness is good, and Silenced seals.Described globe disk 212 rolls on described circular arc Integral chute; Described circular arc Integral chute adopts full water stream channel.
The top of described axially pipeline 201 is deadweight water inlet 213, and described deadweight water inlet 213 is connected with described first delivery port 105; Under described axis, the below of pipeline 205 is the second delivery port 206, and described second delivery port 206 is connected with U-shaped slag storage tube 5; The slag-drip opening 11 of described U-shaped slag storage tube 5 extends to the top at described apparatus body 3 top.U-shaped slag storage tube 5 is adopted to be convenient to store more dirt.The right-hand member of described horizontal pipeline 210 is pressure water inlet 211, and described pressure water inlet 211 is connected with the pressure water mouth of storage tank 8 by pressure water inlet pipe 6, is connected between described pressure water inlet pipe 6 with described horizontal pipeline 210 by detachable flange 208; Described pressure water mouth place is provided with pressure pump 7.After described detachable flange 208 is dismantled, be convenient to change globe disk 212; After being installed by described detachable flange, described globe disk is just limited in described valve chamber.Under described axially pipeline 201 and described axis, the caliber of pipeline 205 is nominal bore, and the caliber of described horizontal pipeline 210 is 1.1 ~ 1.5 times of described nominal bore; Described globe disk 212 can put into described valve chamber 202 through described horizontal pipeline 210.
Described circular arc Integral chute comprises two sections, is respectively the first circular arc slideway 204 and the second circular arc slideway 207; The left end of described first circular arc slideway 204 is connected with the tube wall of described axial duct, and the right-hand member of described first circular arc slideway 204 is connected with the left end of described second circular arc slideway 207; The right-hand member of described second circular arc slideway 207 is connected with the tube wall of described horizontal pipeline 210; The center of circle of described first circular arc slideway 204 is positioned at the below of described first circular arc slideway 204, and the center of circle of described second circular arc slideway 207 is positioned at the top of described second circular arc slideway 207.The left side tube wall of described axially pipeline 201 is provided with the first protruding arcwall face 203 left, and described first arcwall face 203 matches with described globe disk 212; The lower end of described first arcwall face 203 is connected with the left end of described first circular arc slideway 204.The mouth of pipe place of described horizontal pipeline 210 is provided with the second arcwall face 209, and the second described arcwall face 209 is located at upper and lower two sides of described horizontal pipeline 210 mouth of pipe; The second arcwall face 209 be positioned at below described horizontal pipeline 210 is connected with the right-hand member of described second circular arc slideway 207.
When described globe disk 212 is positioned at described deadweight water inlet 213, fit tightly between described globe disk 212 and described first arcwall face 203, ensure sealing effectiveness; When described globe disk 212 is positioned at described pressure water inlet 211, fit tightly between described globe disk 212 and the second described arcwall face 209, ensure sealing effectiveness.In addition, when described globe disk 212 is positioned at described deadweight water inlet 213, described globe disk 212, under the effect of the first circular arc slideway 204 raised up, not easily glides, and adds the sealing stability between described globe disk 212 and described deadweight water inlet 213; When described globe disk 212 is positioned at described pressure water inlet 211, described globe disk 212 is under the effect of the second circular arc slideway 207 to lower convexity, not easily float, add the sealing stability between described globe disk 212 and described pressure water inlet 211.
The operating principle of described integrated sewage water lifting means is as follows:
When pressure pump 7 does not run, the pressure water inlet 211 of the self-closed horizontal pipeline 210 under Gravitative Loads of the globe disk 212 in spherical bidirectional blowdown apparatus 2; At this moment after stain disease flows into equipment for separating liquid from solid 1 from the water inlet pipe 101 of spiral-flow type integrated sewage water lifting means, current enter filter pipe 108 in the shape of a spiral, carry out Separation of Solid and Liquid by the effect of centrifugal force.Sewage after Separation of Solid and Liquid enters in the outer chamber 103 of equipment for separating liquid from solid 1 from the treatment hole 107 of filter pipe 108, then enters storage tank 8 from the outfall 102 be located at above outer chamber 103; Solid sundries after Separation of Solid and Liquid enters storage in U-shaped slag storage tube 5 through the axial passage of spherical bidirectional blowdown apparatus 2.
When the sewage in storage tank 8 reach open pump liquid level time, pressure pump 7 is started working, the sewage with pressure that pressure pump 7 is discharged enters pressure water inlet 211, the globe disk 212 promoting spherical bidirectional blowdown apparatus 2 upwards runs and closes the deadweight water inlet 213 of axially pipeline 201, therefore first delivery port 105 of described equipment for separating liquid from solid 1 is also closed, and (stain disease of at this moment building discharge filters in equipment for separating liquid from solid 1, realize Separation of Solid and Liquid, sewage after separation flows into storage tank 8 from the outfall 102 of equipment for separating liquid from solid 1, dirt after separation then temporarily leaves in the filter pipe 108 of equipment for separating liquid from solid 1), sewage with pressure enters U-shaped slag storage tube 5 from the second delivery port 206 of spherical bidirectional blowdown apparatus 2 lower end, and the foreign material in U-shaped slag storage tube 5 and sewage are gone out from the slag-drip opening 11 of apparatus body 3 over top together (U-shaped slag storage tube 5 pipe diameter size is consistent, tube wall is smooth, there is no leakage point again, under the effect of press water, foreign material not easily adhesion, delay).
When in storage tank 8, height of water level is reduced to termination of pumping liquid level, pressure pump 7 quits work, globe disk 212 in spherical bidirectional blowdown apparatus 2 automatically falls under gravity again and closes the pressure water inlet 211 of horizontal pipeline 210, and the dirt be temporary in the filter pipe 108 of equipment for separating liquid from solid enters in U-shaped slag storage tube 5 again through spherical bidirectional blowdown apparatus 2.Circulation like this, can avoid foreign material to enter storage tank 8 and directly to contact with pressure pump 7 and the pressure pump caused blocks; Meanwhile, also can avoid foreign material stop in filter pipe 108 long and cause filter mesh blocking.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (10)
1. a spiral-flow type integrated sewage water lifting means, comprises apparatus body, it is characterized in that: described apparatus body comprises functions of the equipments district and storage tank; Equipment for separating liquid from solid and spherical bidirectional blowdown apparatus is provided with in described functions of the equipments district;
Described equipment for separating liquid from solid comprises inner cavity chamber and outer chamber; Described inner cavity chamber comprises the water inlet pipe, filter pipe and the outlet pipe that arrange from top to bottom; The inwall of described water inlet pipe, filter pipe and outlet pipe is helical structure; The water inlet of described water inlet pipe extends to the top at described apparatus body top; The lower end of described outlet pipe is the first delivery port; Space between described inner cavity chamber and the housing being located at described inner cavity chamber periphery is described outer chamber, and the top of described housing side is provided with outfall, and described outfall is connected with described storage tank by gutter;
Described spherical bidirectional blowdown apparatus is three-port structure; Described three-port structure comprises mutually perpendicular axial duct and horizontal pipeline; Described axial duct comprises axially pipeline and axially lower pipeline; Be connected by valve chamber between the lower pipeline of described axially pipeline, horizontal pipeline and axis; Be provided with circular arc Integral chute and globe disk in described valve chamber, described globe disk rolls on described circular arc Integral chute; Described circular arc Integral chute adopts full water stream channel;
The top of described axially pipeline is deadweight water inlet, and described deadweight water inlet is connected with described first delivery port; Under described axis, the below of pipeline is the second delivery port, and described second delivery port is connected with slag storage tube; The slag-drip opening of described slag storage tube extends to the top at described apparatus body top; The right-hand member of described horizontal pipeline is pressure water inlet, and described pressure water inlet is connected with the pressure water mouth of storage tank by pressure water inlet pipe; Described pressure water mouth place is provided with pressure pump.
2. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: described water inlet pipe, filter pipe and outlet pipe are from top to bottom connected as a single entity; The caliber of described water inlet pipe diminishes from top to bottom gradually.
3. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: the tube wall of described filter pipe offers several treatment holes, and the height of described treatment hole is lower than the height of described outfall.
4. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: the bottom of described outer chamber housing is provided with sewage draining exit, is convenient to clean outer chamber; Described sewage draining exit and described outfall are arranged at the both sides of described outer chamber housing respectively; The latus rectum of described outer chamber is more than the twice of described inner cavity chamber latus rectum.
5. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: described circular arc Integral chute comprises two sections, is respectively the first circular arc slideway and the second circular arc slideway; The left end of described first circular arc slideway is connected with the tube wall of described axial duct, and the right-hand member of described first circular arc slideway is connected with the left end of described second circular arc slideway; The right-hand member of described second circular arc slideway is connected with the tube wall of described horizontal pipeline; The center of circle of described first circular arc slideway is positioned at the below of described first circular arc slideway, and the center of circle of described second circular arc slideway is positioned at the top of described second circular arc slideway.
6. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: the left side tube wall of described axially pipeline is provided with the first protruding arcwall face left, and described first arcwall face and described globe disk match; The lower end of described first arcwall face is connected with the left end of described circular arc Integral chute.
7. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: the mouth of pipe place of described horizontal pipeline is provided with the second arcwall face, and the second described arcwall face is located at upper and lower two sides of the described horizontal pipeline mouth of pipe; The second arcwall face be positioned at below described horizontal pipeline is connected with the right-hand member of described circular arc Integral chute.
8. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: under described axially pipeline and described axis, the caliber of pipeline is nominal bore, and the caliber of described horizontal pipeline is 1.1 ~ 1.5 times of described nominal bore.
9. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: described globe disk adopts hollow carbon steel balls outpacking rubber; Described pressure water inlet pipe is connected by detachable flange with between described horizontal pipeline.
10. a kind of spiral-flow type integrated sewage water lifting means according to claim 1, is characterized in that: described slag storage tube is U-shaped slag storage tube.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510188760.4A CN104863250A (en) | 2015-04-20 | 2015-04-20 | Spiral-flow type integrated sewage lifting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510188760.4A CN104863250A (en) | 2015-04-20 | 2015-04-20 | Spiral-flow type integrated sewage lifting device |
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| CN104863250A true CN104863250A (en) | 2015-08-26 |
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| CN201510188760.4A Pending CN104863250A (en) | 2015-04-20 | 2015-04-20 | Spiral-flow type integrated sewage lifting device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988405A (en) * | 2017-05-03 | 2017-07-28 | 上海成峰流体设备有限公司 | A kind of centrifugal backwashing sewage water lifter |
| CN111677052A (en) * | 2020-07-20 | 2020-09-18 | 扬州大学 | Novel integrated pump station based on submersible electric pump |
| CN112177146A (en) * | 2020-10-13 | 2021-01-05 | 郭峰 | Sewage lifting system |
| CN112252407A (en) * | 2020-10-28 | 2021-01-22 | 德诺尔流体设备（武汉）有限公司 | Integrated water purification prefabricated pump station |
| CN114876050A (en) * | 2022-05-19 | 2022-08-09 | 上海熊猫机械(集团)有限公司 | Slag-water separation type sewage lifting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106988405A (en) * | 2017-05-03 | 2017-07-28 | 上海成峰流体设备有限公司 | A kind of centrifugal backwashing sewage water lifter |
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| CN111677052A (en) * | 2020-07-20 | 2020-09-18 | 扬州大学 | Novel integrated pump station based on submersible electric pump |
| CN112177146A (en) * | 2020-10-13 | 2021-01-05 | 郭峰 | Sewage lifting system |
| CN112252407A (en) * | 2020-10-28 | 2021-01-22 | 德诺尔流体设备（武汉）有限公司 | Integrated water purification prefabricated pump station |
| CN114876050A (en) * | 2022-05-19 | 2022-08-09 | 上海熊猫机械(集团)有限公司 | Slag-water separation type sewage lifting device |
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Application publication date: 20150826 |