CN217924036U - Anti-blocking type negative pressure sewage collecting station - Google Patents
Anti-blocking type negative pressure sewage collecting station Download PDFInfo
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- CN217924036U CN217924036U CN202221361427.0U CN202221361427U CN217924036U CN 217924036 U CN217924036 U CN 217924036U CN 202221361427 U CN202221361427 U CN 202221361427U CN 217924036 U CN217924036 U CN 217924036U
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- 239000010865 sewage Substances 0.000 title claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000005086 pumping Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 18
- 238000009825 accumulation Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 7
- 239000004744 fabric Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000009194 climbing Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000034699 Vitreous floaters Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- 230000006855 networking Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- 238000009423 ventilation Methods 0.000 description 1
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Classifications
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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
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/08—Ventilation of sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- 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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- 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
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
Abstract
The application relates to the technical field of sewage collection, and discloses an anti-blocking type negative pressure sewage collection station which comprises a well body, wherein a control assembly, a negative pressure collection tank, a water inlet assembly, a water outlet assembly and a negative pressure generation assembly are arranged in the well body, and the water inlet assembly, the water outlet assembly and the negative pressure generation assembly are communicated with the negative pressure collection tank; the bottom of the well body is provided with a prying frame, and the negative pressure collecting tank, the water inlet assembly, the water outlet assembly and the negative pressure generating assembly are all arranged on the prying frame; at least one side of the negative pressure collecting tank is tightly attached to the well body; and a screen is arranged between the water inlet assembly and the water outlet assembly in the negative pressure collecting tank and is used for dividing the negative pressure collecting tank into two water storage areas. This application has the volume that reduces the sewage collection station to improve the effect of its suitability.
Description
Technical Field
The application relates to the technical field of sewage collection, in particular to an anti-blocking type negative pressure sewage collection station.
Background
Different from the compact layout of urban buildings, the residences in rural areas are often dispersed. When rural domestic sewage is treated, the domestic sewage is firstly discharged into a collecting well for collection, then is sucked into a sewage collecting station through a negative pressure pipeline, and finally is guided into a centralized sewage treatment device, such as a sewage treatment plant for treatment.
The existing sewage collecting station mainly comprises a negative pressure collecting tank, a negative pressure assembly and a water inlet and outlet pipeline, and discharges sewage in the negative pressure collecting tank at regular time or in fixed quantity.
The inventor finds in practice that the sewage collection station is large in size, high in complexity, not easy to transport, install and maintain, low in applicability and high in cost due to the fact that various functional components are numerous in the sewage collection station, and besides, the sewage collection station usually contains floating objects such as plastic bags and filaments, so that water inlet and outlet pipelines are prone to being blocked, and further the sewage collection station is frequently repaired, and needs to be improved urgently.
SUMMERY OF THE UTILITY MODEL
In order to reduce the volume of sewage collection station to improve the anti stifled ability of sewage collection station, reduce the fault rate of sewage collection station, this application provides an anti stifled type negative pressure sewage collection station.
The application provides a pair of anti stifled type negative pressure sewage collection station adopts following technical scheme:
an anti-blocking type negative pressure sewage collecting station comprises a well body, wherein a control assembly, a negative pressure collecting tank, a water inlet assembly, a water outlet assembly and a negative pressure generating assembly are arranged in the well body, and the water inlet assembly, the water outlet assembly and the negative pressure generating assembly are communicated with the negative pressure collecting tank;
the bottom of the well body is provided with a prying frame, and the negative pressure collecting tank, the water inlet assembly, the water outlet assembly and the negative pressure generating assembly are all arranged on the prying frame;
at least one side of the negative pressure collecting tank is arranged in a manner of being tightly attached to the well body;
and a screen is arranged between the water inlet assembly and the water outlet assembly in the negative pressure collecting tank and is used for dividing the negative pressure collecting tank into two water storage areas.
By adopting the technical scheme, when the sewage transfer device works, the negative pressure collecting tank is enabled to generate vacuum through the negative pressure generating assembly, so that sewage is extracted, and when the liquid level height of the sewage reaches a set value, the sewage is intensively discharged through the water outlet assembly, so that the sewage transfer work is completed; with going out the water subassembly, subassembly and negative pressure take place the subassembly and all install on sled dress frame, can be in the same place the installation that a plurality of functional unit integrated better, not only can reduce the shared occupation of land space of the internal portion functional unit of well, can also be convenient for hoist and mount a plurality of functional unit more, hug closely the internal wall of well through the negative pressure collecting tank, can make the negative pressure collecting tank can install in the well body more rationally, can reduce the volume of the well body, thereby reduce the shared space of the installation well body, improve the adaptability of the installation well body, in addition can filter the plastic bag through the screen cloth, floaters such as fillies, reduce the condition that the subassembly that goes out takes place to block up, improve the anti-blocking capability of sewage collecting station.
Preferably, the water outlet assembly comprises a water outlet pipe communicated with the negative pressure collecting tank and a pumping pipeline communicated with the water outlet pipe;
the pumping pipeline comprises a pump water pipe and a lifting pump communicated with the pump water pipe;
the number of the pumping pipelines is at least two, and an electric control three-way valve electrically connected with the control component is arranged between the two pumping pipelines and the water outlet pipe.
Through adopting two at least elevator pumps, can in time open another when one of them elevator pump receives the damage to avoid the sewage liquid level superelevation in the negative pressure collection tank, improve the stability that the device used.
Preferably, a return pipe is communicated between at least one path of pumping pipeline and the negative pressure collecting tank.
Through adopting above-mentioned technical scheme, when the sewage in the negative pressure collecting tank is drawed at the elevator pump, because the inside vacuum that is of negative pressure collecting tank seriously influences the efficiency that the sewage was drawed at the in-process that carries out the extraction, through opening the back flow to can balance the pressure between negative pressure collecting tank and the outlet pipe, thereby improve the efficiency that the sewage was drawed at the elevator pump.
Preferably, at least two lifting pumps are detachably mounted on the prying frame through mounting plates;
and the two lifting pumps are positioned at the bottom of the negative pressure collecting tank.
By adopting the technical scheme, the lifting pump is arranged at the bottom of the negative pressure collecting tank, so that the space in the well body of the sewage collecting station can be more reasonably utilized, and the occupied area of the device is further reduced.
Preferably, the well body is integrally cylindrical, the cross section of the negative pressure collecting tank is fusiform, the curvature of the side surface of the negative pressure collecting tank is consistent with that of the inner wall of the well body, and the negative pressure collecting tank and the well body are arranged in a close fit manner.
Through adopting such design, can dwindle the gap between the well body and the negative pressure collecting tank, improve the utilization ratio of the internal space of well body, reduce the area of sewage collection station.
Preferably, the control assembly comprises an electric cabinet, and the electric cabinet is detachably arranged on the side wall of the well body, which is opposite to one side of the negative pressure collecting tank.
By adopting the technical proposal, the utility model has the advantages that,
preferably, the negative pressure generating assembly comprises at least two vacuum pumps, and the vacuum pumps are respectively communicated with the negative pressure installation tank through negative pressure pipes.
Through adopting two vacuum pumps, when damage appears in one of them vacuum pump, can open another vacuum pump to avoid the emergence of sewage liquid level superelevation phenomenon.
Preferably, the water inlet assembly comprises a water inlet pipe communicated with the negative pressure collecting tank;
the water inlet pipe and the water outlet pipe are arranged in 180-degree opposite directions.
Through adopting above-mentioned technical scheme, can reduce inlet tube and the shared space of outlet pipe, can also be convenient for more carry on with outside pipeline cooperation is connected, make inside space can rationally utilize.
Preferably, the negative pressure collecting tank is communicated with an overflow preventing pipe, one end of the overflow preventing pipe is communicated with the top of the negative pressure collecting tank, and the other end of the overflow preventing pipe extends to the bottom of the well body;
and the overflow preventing pipe is provided with a controlled switch valve, and the controlled switch valve responds to the depth data of the accumulated water at the bottom of the well body to open or close the overflow preventing pipe.
By adopting the technical scheme and the anti-overflow water pipe, water at the bottom of the well body can be pumped back to the negative pressure collecting tank in time, the probability of damage to functional components such as a lifting pump is reduced, and the service life of each functional component is prolonged; and is more favorable for the staff to overhaul the sewage collection station.
Preferably, the negative pressure collection tank is provided with level gauges on two sides of the screen.
By adopting the technical scheme, on one hand, the liquid level height in the negative pressure collection tank can be detected through the liquid level meter, so that the water outlet assembly is controlled to discharge sewage; on the other hand, the liquid level meters are arranged on two sides of the screen mesh, so that the liquid level heights of the two sides of the screen mesh can be detected respectively, and when the liquid level difference between the two sides of the screen mesh reaches a set value, an alarm can be given, so that a worker can be reminded to maintain, and the convenience in use of the sewage collection station is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the water outlet assembly, the water inlet assembly and the negative pressure generating assembly are all arranged on the prying frame, so that a plurality of functional assemblies can be connected together more closely, the space occupied by the functional assemblies is reduced, the functional assemblies can be lifted simultaneously, the functional assemblies can be more convenient to install and disassemble, the negative pressure collecting tank is tightly attached to the inner wall of the well body, the negative pressure collecting tank can be more reasonably arranged in the well body, the volume of the well body can be reduced, the space occupied by the well body is reduced, and the applicability of the well body is improved;
2. at least two lifting pumps are adopted and are arranged at the bottom of the negative pressure collecting tank, when one lifting pump is damaged, the other lifting pump is opened, so that the condition that the sewage level in the negative pressure collecting tank is ultrahigh is avoided, and the use stability of the device is improved;
3. by adopting the anti-overflow water pipe, water at the bottom of the well body can be pumped back to the negative pressure collecting tank in time, the probability that functional components such as a lift pump are damaged is reduced, and the service life of each functional component is prolonged.
4. The sewage discharged into the negative pressure collecting tank is filtered and intercepted by adopting a screen, so that the risk of blockage of the lift pump is reduced, and the purpose of reducing the failure rate of the lift pump is achieved; carry out real time monitoring at the level gauge through the screen cloth both sides, when the liquid level difference of screen cloth both sides reached the setting value, can report to the police, remind the staff in time to clear up the screen cloth, improve the convenience of using the sewage collection station.
Drawings
FIG. 1 is a schematic structural diagram of an anti-blocking type negative pressure sewage collecting station according to an embodiment of the present application.
Fig. 2 is a first cross-sectional view of an anti-blocking type negative pressure sewage collecting station according to an embodiment of the present application.
Fig. 3 is a second cross-sectional view of an anti-blocking type negative pressure sewage collecting station according to an embodiment of the present application.
Fig. 4 is a schematic structural diagram of a negative pressure collection tank highlighted in the embodiment of the application.
FIG. 5 is a cross-sectional view of an embodiment of the present application highlighting a negative pressure collection canister.
Reference numerals: 1. a well body; 2. an electric cabinet; 3. a water outlet; 4. mounting a lifting lug; 5. an exhaust pipe; 6. a cover plate; 7. a wellhead; 8. a water inlet pipe; 9. an anti-overflow pipe; 10. an access cover; 11. a negative pressure collection tank; 12. climbing a pole; 13. a ventilator; 14. a negative pressure tube; 15. a vacuum pump; 16. screening a screen; 17. screening holes; 18. a water outlet pipe; 19. a lift pump; 20. prying and mounting the frame; 21. a flow meter; 22. a controlled on-off valve; 23. a liquid level meter; 24. a return pipe; 25. an electrically controlled three-way valve; 26. an access hole; 27. a water pumping pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses anti stifled type negative pressure sewage collection station. Referring to fig. 1 and 2, an anti-blocking type negative pressure sewage collecting station, including the well body 1, the well body 1 is cylindricly, is fixed with control assembly, negative pressure collecting tank 11 and the subassembly takes place for the subassembly with the subassembly of intaking that negative pressure collecting tank 11 is linked together, goes out water subassembly and negative pressure in the well body 1, and 11 cross-sections of negative pressure collecting tank are fusiformis and the side radian is unanimous with the 1 inner wall bending radian of well body, and the two is hugged closely the setting.
Referring to fig. 1 and 2, two exhaust pipes 5 are fixed at the top of the well body 1, one end of each exhaust pipe 5, which is far away from the well body 1, is bent towards the position close to the well body 1, and a ventilation fan 13 is fixed at the exhaust pipe 5 in the well body 1; a well mouth 7 is arranged at the top of the well body 1 close to the outer wall, a cover plate 6 is hinged on the well mouth 7, a plurality of climbing rods 12 are fixedly welded to the well bottom at the well mouth 7 of the well body 1, and the climbing rods 12 are U-shaped; four mounting lugs 4 are fixedly welded on the top of the well body 1, and preferably, the four mounting lugs 4 are circumferentially arranged on the top of the well body 1 in an array mode.
The circular design can reduce the floor area of the well body 1 and improve the convenience of installation of the well body 1; the staff gets into the well body 1 through well head 7 inside, can be convenient for more the staff overhauls the well body 1.
Referring to fig. 1 and 3, the control assembly comprises an electric cabinet 2, the electric cabinet 2 is a rectangular box body, and the electric cabinet 2 is connected to the side wall of the well body 1 on one side relative to the negative pressure collecting pipe through a bolt. Realize taking place the subassembly through electric cabinet 2 and realize electric connection to intaking subassembly, play water subassembly and negative pressure to reach the effect of control negative pressure collecting tank 11.
Referring to fig. 2 and 4, the water inlet assembly comprises a water inlet pipe 8 communicated with the negative pressure collecting tank 11, one end of the water inlet pipe 8 far away from the negative pressure collecting tank 11 is communicated with the collecting well, and an electric control valve electrically connected with the control box is installed on the water inlet pipe 8; the water outlet component comprises a water outlet pipe 18 communicated with the negative pressure collecting tank 11 and a pumping pipeline communicated with the water outlet pipe 18; the water outlet pipe 18 and the water inlet and outlet direction of the water inlet pipe 8 are opposite in 180 degrees.
Referring to fig. 2 and 5, the pumping pipeline includes a pumping pipe 27 and a lift pump 19 communicated with the pumping pipe 27, a water outlet 3 is formed at one end of the pumping pipe 27 far from the negative pressure collecting tank 11, two pumping pipelines are provided in the present embodiment, and an electric control three-way valve 25 electrically connected with the control box is installed between the pumping pipe and the water outlet pipe 18.
Referring to fig. 4 and 5, a flow meter 21 for detecting a water flow rate is mounted on the water outlet pipe 18. The water outlet pipe 18 is provided with a return pipe 24 communicated with the negative pressure collecting tank 11, and the return pipe 24 is provided with an electric control valve electrically connected with the electric control box 2. Adopt such design to use flowmeter 21 to detect flow, open the automatically controlled valve to make outlet pipe 18 and negative pressure collection tank 11 intercommunication, thereby can make the both ends pressure of elevator pump 19 unanimous, avoid because negative pressure collection tank 11 internal pressure is too big, lead to can't taking sewage out in negative pressure collection tank 11, through opening back flow 24, improved the convenience of drawing sewage.
Adopt such design to concentrate sewage through negative pressure collection tank 11, concentrate sewage through elevator pump 19 and discharge into sewage treatment plant, can improve the efficiency of transmission greatly, adopt the volume that the subassembly of intaking that designs like this and play water subassembly can only be more sparingly occupation space, make the compactness that overall structure can be more.
Referring to fig. 1 and 2, a prying frame 20 is connected to the bottom of a well body 1 through bolts, the prying frame 20 is formed by welding a plurality of steel pipes and forms a rectangular frame, mounting columns for supporting a negative pressure collecting tank 11 are connected to the prying frame 20 through bolts, mounting lugs 4 are fixedly welded to the top of the negative pressure collecting tank 11 and the prying frame 20, and two mounting plates for fixing a lift pump 19 are connected to one end, far away from the negative pressure collecting tank 11, of the prying frame 20 through bolts; the mounting plate may also be bolted to the skid 20 at the bottom of the vacuum collection tank 11 when the lift pump 19 is installed.
By adopting the two modes, the structure is compact, and the space in the well body 1 can be better utilized; by removably mounting lift pump 19 to skid frame 20, the mounting and dismounting of lift pump 19 may be more facilitated.
Referring to fig. 4 and 5, the water inlet pipe 8 and the water outlet pipe 18 form a water inlet and a water outlet on the negative pressure collection tank 11 respectively, a screen 16 is welded and fixed between the water inlet and the water outlet in the negative pressure collection tank 11, a plurality of screen holes 17 are formed in the screen 16, the screen holes 17 pass through particles smaller than 10mm, and the screen 16 divides the negative pressure collection tank 11 into two water storage areas with the same size.
By adopting the screen 16, sewage can be filtered, foreign matters containing larger particles are prevented from entering the water outlet pipe 18 to cause the blockage of the lifting pump 19, the anti-blocking capacity of the lifting pump 19 is improved, and the fault rate of the sewage collection station is reduced.
Referring to fig. 4, 11 lateral walls of negative pressure collection tank have been close to the bottom and have been seted up access hole 26, and access hole 26 is seted up with the water storage area intercommunication of water inlet intercommunication, and access hole 26 department bolted connection has access cover 10, can be in time with the filth discharge that deposits in the inside sewage through opening access hole 26, avoids piling up in negative pressure collection tank 11, influences the extraction effect of sewage.
Referring to fig. 2 and 4, the negative pressure generating assembly comprises at least two vacuum pumps 15, the vacuum pumps 15 are respectively communicated with the negative pressure tank through negative pressure pipes 14, a mounting frame is welded and fixed on the top of the negative pressure collecting tank 11, and the vacuum pumps 15 are connected onto the mounting frame through bolts.
Adopt such design can adopt a plurality of vacuum pumps 15 to carry out the evacuation to negative pressure collecting tank 11, can not influence the normal clear of work after one of them vacuum pump 15 receives the damage, improves the fault-tolerant rate of using vacuum pump 15, avoids because a vacuum pump 15 stop work, causes the unable processing of sewage, improves the stability of operative installations.
Referring to fig. 2 and 4, the negative pressure collecting tank 11 is communicated with an overflow preventing pipe 9, one end of the overflow preventing pipe 9 is communicated with the negative pressure collecting tank 11, and the other end extends to the bottom of the well body 1; the overflow preventing pipe 9 is provided with a controlled switch valve 22 which is electrically connected with the electric control box 2, and the controlled switch valve 22 opens or closes the overflow preventing pipe 9 according to the depth data of the accumulated water at the bottom of the well body 1.
By adopting the design, the accumulated water at the bottom of the well body 1 can be extracted in time, the probability that functional components such as the lift pump 19 and the like are damaged is reduced, and the service life of each functional component is prolonged.
Referring to fig. 2 and 4, two liquid level meters 23 for detecting the liquid level height of the negative pressure collecting tank 11 are installed on the negative pressure collecting tank 11, the two liquid level meters 23 are respectively arranged on two sides of the screen 16, and the liquid level meters 23 are electrically connected with the electric control box 2. On one hand, when the sewage level is higher than the set value, the lifting pump 19 is turned on to perform a series of water pumping operations, so that the sewage is discharged; on the other hand, install level gauge 23 in the both sides of screen cloth 16, can detect negative pressure collecting tank 11 in the liquid level height of screen cloth 16 both sides, when the liquid level difference of screen cloth 16 both sides reaches the setting value, the system carries out remote alarm through the thing networking, can remind the staff in time to clear up negative pressure collecting tank 11, improves the convenience of using the sewage collection station.
The implementation principle of this application embodiment anti-blocking type negative pressure sewage collection station does: when the device works, a worker communicates the water inlet pipe 8 with the collecting well, connects the water outlet pipe 18 with a sewage treatment plant, and vacuumizes the negative pressure collecting tank 11 through the pneumatic vacuum pump 15 of the electric cabinet 2; when the vacuum pumping efficiency needs to be accelerated or the suction force of the negative pressure vacuum tube needs to be increased, the vacuum pumps 15 can be simultaneously opened, so that the sewage pumping efficiency is improved;
when the liquid level of the sewage is higher than the preset value of a worker, the electric control box 2 controls the electric control three-way valve 25, the lifting pump 19 and an electric control valve for controlling a collecting pipe, and after the completion, the sewage is pumped out from the negative pressure collecting tank 11 under the action of the lifting pump 19; when the sewage discharge efficiency needs to be increased, the two lifting pumps 19 can be simultaneously opened, so that the sewage pumping force is improved, and the sewage discharge efficiency is improved;
after negative pressure collection tank 11 uses for a long time, the staff at first tests the quality of the interior air of well body 1, when air quality is relatively poor, opens scavenger fan 13 to realize the circulation of inside air fast, after the air resumes normally, the staff gets into well body 1 by well head 7 in, does not have sewage in inside, puts off the vacuum of negative pressure collection tank 11, takes off access cover 10 again, carries out the filth in the negative pressure collection tank 11 of clearing away.
When accumulated water is formed at the bottom of the well body 1 and reaches a certain depth, the electric control box 2 opens the controlled switch valve 22, so that the anti-overflow water pipe 9 pumps the accumulated water at the bottom of the well body 1.
When damage occurs to the vacuum pump 15 and/or the lift pump 19, the electric cabinet 2 can control the other vacuum pump 15 and/or the lift pump 19 to be replaced for use, the situation that the device cannot work due to damage is reduced, time is provided for workers to repair the damaged device, and convenience in using the two vacuum pumps 15 and the two lift pumps 19 is improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. An anti-blocking type negative pressure sewage collecting station comprises a well body (1), wherein a control assembly, a negative pressure collecting tank (11), a water inlet assembly, a water outlet assembly and a negative pressure generating assembly are arranged in the well body (1), and the water inlet assembly, the water outlet assembly and the negative pressure generating assembly are communicated with the negative pressure collecting tank (11); it is characterized in that the preparation method is characterized in that,
the bottom of the well body (1) is provided with a prying frame (20), and the negative pressure collecting tank (11), the water inlet assembly, the water outlet assembly and the negative pressure generating assembly are all arranged on the prying frame (20);
at least one side of the negative pressure collecting tank (11) is tightly attached to the well body (1);
and a screen (16) is arranged between the water inlet assembly and the water outlet assembly in the negative pressure collecting tank (11) and is used for dividing the negative pressure collecting tank (11) into two water storage areas.
2. The anti-clogging negative pressure sewage collecting station according to claim 1, characterized in that: the water outlet assembly comprises a water outlet pipe (18) communicated with the negative pressure collecting tank (11) and a pumping pipeline communicated with the water outlet pipe (18);
the pumping pipeline comprises a pumping water pipe (27) and a lifting pump (19) communicated with the pumping water pipe;
the number of the pumping pipelines is at least two, and an electric control three-way valve (25) electrically connected with the control component is arranged between the two pumping pipelines and the water outlet pipe (18).
3. The anti-blocking type negative pressure sewage collecting station according to claim 2, characterized in that: a return pipe (24) is communicated between at least one path of pumping pipeline and the negative pressure collecting tank (11).
4. The anti-blocking type negative pressure sewage collecting station according to claim 2, characterized in that: at least two lifting pumps (19) are detachably arranged on the prying frame (20) through mounting plates;
and the two lifting pumps (19) are both positioned at the bottom of the negative pressure collecting tank (11).
5. The anti-clogging negative pressure sewage collecting station according to claim 1, characterized in that: the whole well body (1) is cylindrical, the cross section of the negative pressure collecting tank (11) is fusiform, the curvature of the side surface of the negative pressure collecting tank is consistent with that of the inner wall of the well body (1), and the negative pressure collecting tank and the well body are arranged in a clinging manner.
6. The anti-blocking type negative pressure sewage collecting station according to claim 5, characterized in that: the control assembly comprises an electric cabinet (2), and the electric cabinet (2) is detachably arranged on the side wall of the well body (1) opposite to one side of the negative pressure collecting tank (11).
7. The anti-clogging negative pressure sewage collecting station according to claim 1, characterized in that: the negative pressure generating assembly comprises at least two vacuum pumps (15), and the vacuum pumps (15) are respectively communicated with the negative pressure collecting tank (11) through negative pressure pipes (14).
8. The anti-blocking type negative pressure sewage collecting station according to claim 2, characterized in that: the water inlet assembly comprises a water inlet pipe (8) communicated with a negative pressure collecting tank (11);
the water inlet pipe (8) and the water outlet pipe (18) are arranged in the direction opposite to the water inlet and outlet direction of 180 degrees.
9. The anti-clogging negative pressure sewage collecting station according to claim 1, characterized in that: an overflow preventing pipe (9) is communicated with the negative pressure collecting tank (11), one end of the overflow preventing pipe (9) is communicated with the top of the negative pressure collecting tank (11), and the other end of the overflow preventing pipe extends to the bottom of the well body (1);
the water overflowing preventing pipe (9) is provided with a controlled switch valve (22), and the controlled switch valve (22) responds to the water accumulation depth data at the bottom of the well body (1) to open or close the water overflowing preventing pipe (9).
10. The anti-clogging negative pressure sewage collecting station according to claim 1, characterized in that: the negative pressure collecting tank (11) is provided with liquid level meters (23) on both sides of the screen (16).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221361427.0U CN217924036U (en) | 2022-05-23 | 2022-05-23 | Anti-blocking type negative pressure sewage collecting station |
| PCT/CN2023/095815 WO2023226986A1 (en) | 2022-05-23 | 2023-05-23 | Anti-blocking negative-pressure sewage collection station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221361427.0U CN217924036U (en) | 2022-05-23 | 2022-05-23 | Anti-blocking type negative pressure sewage collecting station |
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| Publication Number | Publication Date |
|---|---|
| CN217924036U true CN217924036U (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221361427.0U Active CN217924036U (en) | 2022-05-23 | 2022-05-23 | Anti-blocking type negative pressure sewage collecting station |
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| WO (1) | WO2023226986A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226986A1 (en) * | 2022-05-23 | 2023-11-30 | 上海在田环境科技有限公司 | Anti-blocking negative-pressure sewage collection station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4105605B2 (en) * | 2003-07-22 | 2008-06-25 | 株式会社荏原製作所 | Vacuum station and operating method thereof |
| JP4820424B2 (en) * | 2009-03-05 | 2011-11-24 | 積水化学工業株式会社 | Vacuum station |
| JP5735390B2 (en) * | 2011-09-29 | 2015-06-17 | 積水化学工業株式会社 | Vacuum station |
| DE102013221080A1 (en) * | 2013-10-17 | 2015-04-23 | Ksb Aktiengesellschaft | Sewage lifting unit |
| CN203961006U (en) * | 2014-06-18 | 2014-11-26 | 盛云科技有限公司 | Sewage lifter |
| CN215927939U (en) * | 2021-09-28 | 2022-03-01 | 扬州欣恒泰环境科技有限公司 | Vacuum suction system capable of discharging sewage through pressure |
| CN217924036U (en) * | 2022-05-23 | 2022-11-29 | 上海在田环境科技有限公司 | Anti-blocking type negative pressure sewage collecting station |
-
2022
- 2022-05-23 CN CN202221361427.0U patent/CN217924036U/en active Active
-
2023
- 2023-05-23 WO PCT/CN2023/095815 patent/WO2023226986A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226986A1 (en) * | 2022-05-23 | 2023-11-30 | 上海在田环境科技有限公司 | Anti-blocking negative-pressure sewage collection station |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023226986A1 (en) | 2023-11-30 |
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