CN219280817U - Blowdown rinse-system for pump station - Google Patents
Blowdown rinse-system for pump station Download PDFInfo
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- CN219280817U CN219280817U CN202320768121.5U CN202320768121U CN219280817U CN 219280817 U CN219280817 U CN 219280817U CN 202320768121 U CN202320768121 U CN 202320768121U CN 219280817 U CN219280817 U CN 219280817U
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- filter screen
- flushing
- pump
- pump station
- box body
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Abstract
The utility model provides a sewage disposal flushing system for a pump station, and belongs to the field of pump station mechanical equipment manufacturing; the utility model comprises the following steps: the device comprises a box body, a flushing pump, a filter screen and a travel switch; the top of the box body is provided with a water inlet; the flushing pump is arranged at the bottom of the box body and is provided with a flushing pipe; the filter screen is rotatably arranged on the rotating shaft; the two sides of the filter screen respectively correspond to the water inlet and the flushing pipe and are vertically opposite to the water inlet and the flushing pipe; a spring is arranged between the filter screen and the water inlet; the travel switch is fixed below the filter screen and is electrically connected with the flushing pump; the filter screen rotates downwards along the rotating shaft, and the spring is tensioned so that the free end is contacted with the travel switch. According to the utility model, the travel switch can be automatically triggered according to the increase of sundries on the filter screen, so that the automatic work of the flushing pump is realized; after the filter screen is washed, the weight of the filter screen is lightened so as to realize automatic reset.
Description
Technical Field
The utility model relates to a pump station auxiliary equipment manufacturing technology, in particular to a sewage disposal flushing system for a pump station, and belongs to the technical field of pump station mechanical manufacturing.
Background
The integrated prefabricated pump station is one of pump stations, is lifting equipment for lifting sewage, rainwater, drinking water and waste water, and is transported to a field-mounted booster pump station after being uniformly produced and assembled by a factory.
With the use of the pump station, the sewage pit of the integrated prefabricated pump station is mainly used for collecting residues discharged by the pump station at regular intervals, dirt generated in the maintenance process and garbage flushed by rainwater; moreover, the sewage pit is susceptible to adhesion of dirt or the like due to the action of microorganisms, and a large amount of garbage and sludge are accumulated in the sewage pit over time.
In the prior art, a sewage pump is generally adopted to perform preliminary filtration on larger particles, and then the larger particles are directly pumped to municipal pipelines through the sewage pump; however, once the filter screen of the sump is clogged with microorganisms and moss, it not only causes a loss of the primary filtering action, but also causes a complete blockage of the passage into the sump, thus causing the sewage system to fail.
Accordingly, there is a need in the art for a blowdown flushing system for a pump station that can periodically and automatically clean sump screens.
Disclosure of Invention
The utility model provides a novel blowdown flushing system for a pump station, which is characterized in that a travel switch is arranged in the sinking direction of a filter screen, so that a flushing pump can be automatically triggered when the weight of the filter screen is increased, and the technical problem that the filter screen in a pump pit cannot be automatically cleaned in the prior art is solved.
The blowdown flushing system for the pump station is used for being arranged at the front end of a sump so as to automatically flush a filter screen at the front end of the sump. The embodiment comprises the following steps: the device comprises a box body, a flushing pump, a filter screen and a travel switch; the top of the box body is provided with a water inlet, and the side surface of the box body is provided with a water outlet; the flushing pump is arranged at the bottom of the box body and is provided with a flushing pipe;
a rotating shaft is fixed in the box body, and the filter screen is provided with a fixed end and a free end; the fixed end is rotatably arranged on the rotating shaft; the two sides of the filter screen respectively correspond to the water inlet and the flushing pipe and are vertically opposite to the water inlet and the flushing pipe; a spring is arranged between the filter screen and the water inlet;
the travel switch is fixed below the filter screen and is electrically connected with the flushing pump; the filter screen rotates downwards along the rotating shaft, and the spring is tensioned so that the free end is contacted with the travel switch.
The sewage disposal flushing system for the pump station is characterized in that a collecting net cage is further arranged in the box body, and the collecting net cage is of a box body structure with an opening at the top; the collecting net box and the filter screen are respectively positioned at two sides of the rotating shaft, and the top of the collecting net box is not higher than the plane where the rotating shaft is positioned.
The sewage disposal flushing system for the pump station, wherein the arc-shaped plate is also fixed in the box body; the filter screen rotates on the rotating shaft and contacts with the arc-shaped plate through the free end.
The blowdown flushing system for the pump station comprises the arc-shaped plate, wherein the top of the arc-shaped plate is provided with a limiting block; the travel switch is positioned at the bottom of the arc-shaped plate.
A blowdown flushing system for a pump station as described above, wherein one end of the spring is fixed to the water inlet, and the other end is connected to the middle of the filter screen and keeps the filter screen horizontal; the screen rotates downward to strain the spring.
The blowdown flushing system for a pump station as described above, wherein the filter screen is a stainless steel filter screen.
A blowdown flushing system for a pump station as described above wherein the level of the drain opening is higher than the level of the flushing pump.
The sewage disposal flushing system for the pump station, wherein the collecting net cage is of a porous water filtering structure; the collecting net box is further provided with a traction rope, and the collecting net box is installed at the top of the box body through the traction rope.
In the embodiment of the utility model, the filter screen can filter the passing sundries and dirt, and the increment of sundries on the filter screen rotates under the action of gravity, so that the travel switch is automatically pressed down and triggered, and the automatic work of the flushing pump is realized; the flushing pump is used for carrying out back flushing on the filter screen, so that the filter screen is lifted, dirt on the filter screen is flushed away, and the weight of the filter screen is reduced to realize automatic resetting.
Drawings
FIG. 1 is a side view of an initial state of a blowdown flushing system for a pump station according to an embodiment of the present utility model;
FIG. 2 is a side view of a triggered state of a blowdown flushing system for a pump station according to an embodiment of the present utility model;
FIG. 3 is a side view of a pump station blowdown flushing system according to an embodiment of the utility model.
Detailed Description
The blowdown flushing system for the pump station can be made of the following materials and components, and is not limited to the following materials and components, for example: valve, booster pump, drain pipe, spring, travel switch, sealing washer, pipe fitting, filter screen case etc..
FIG. 1 is a side view of a pump station blowdown flushing system according to an embodiment of the utility model; fig. 2 and 3 are combined.
The blowdown rinse-system for the pump station of the embodiment is used for being arranged at the front end of a sump so as to automatically rinse a filter screen at the front end of the sump. This embodiment may also be provided at the entrance of the sump, thereby reducing the maintenance frequency of the sump.
The embodiment comprises the following steps: the device comprises a box body 1, a flushing pump 2, a filter screen 3 and a travel switch 5; the top of the box body 1 is provided with a water inlet 11, and the side surface of the box body 1 is provided with a water outlet 12; the flushing pump 2 is arranged at the bottom in the box body 1, and a flushing pipe 20 is arranged on the flushing pump 2; the flushing pump 2 is immersed in the sewage at the bottom of the tank 1 to suck the sewage to perform a flushing function through the flushing pipe 20.
A rotating shaft 30 is fixed in the box body 1, and the filter screen 3 is provided with a fixed end and a free end; the fixed end is rotatably arranged on the rotating shaft 30; the rotation shaft 30 is horizontally arranged so that the screen can be rotated on the rotation shaft 30.
The two sides of the filter screen 3 respectively correspond to the water inlet 11 and the flushing pipe 20 and are vertically opposite to the water inlet 11 and the flushing pipe; a spring 31 is arranged between the filter screen 3 and the water inlet 11; the spring 31 can keep the sieve 3 in a horizontal state and can restore it to its original state after the sieve is washed, as shown in fig. 1.
In general, one end of the spring 31 is fixed to the water inlet 11, and the other end is connected to the middle of the filter screen 3 and keeps the filter screen 3 horizontal; the screen 3 is rotated downward to tighten the spring 31.
The travel switch 5 is fixed below the filter screen 3, and the travel switch 5 is electrically connected with the flushing pump 2; as shown in fig. 2, the filter 3 rotates downward along the rotation shaft 30, and tightens the spring 31 to make the free end contact with the travel switch 5.
In the embodiment of the utility model, the filter screen can filter the passing sundries and dirt, and the increment of sundries on the filter screen rotates under the action of gravity, so that the travel switch is automatically pressed down and triggered, and the automatic work of the flushing pump is realized; the flushing pump is used for carrying out back flushing on the filter screen, so that the filter screen is lifted, dirt on the filter screen is flushed away, and the weight of the filter screen is reduced to realize automatic resetting.
In the blowdown flushing system for the pump station of this embodiment, as shown in fig. 1, a collecting net cage 6 is further disposed in the box 1, and the collecting net cage 6 is a box structure with an open top; the collecting net cage 6 and the filter screen 3 are respectively positioned at two sides of the rotating shaft 30, and the top of the collecting net cage 6 is not higher than the plane where the rotating shaft 30 is positioned.
Thus, when the flushing pump 2 flushes the filter screen 3, as shown in fig. 3, sundries on the upper surface of the filter screen 3 can automatically fall into the rotating shaft 30 under the action of gravity and impact force, so that the sundries continuously fall into the collecting net box 6, and after the filter screen is backflushed, the sundries on the filter screen do not fall into the bottom of the box body 1, but are collected into the collecting net box 6 in a concentrated manner.
Further, in order to prevent the filter screen 3 from falling from the free end of the filter screen 3 during rotation; an arc-shaped plate 4 is also fixed in the box body 1; the screen 3 rotates on the rotating shaft 30 and contacts the arc plate 30 through the free end.
The free end is in contact with the arc-shaped plate 4 continuously in the rotating process, so that sundries are prevented from falling from the arc-shaped plate, and the garbage and the sundries enriched at the free end can be overturned into the collecting net box 6 when the filter screen is washed.
In this embodiment, a limiting block 40 is disposed at the top of the arc plate 4; the limiting block 40 can prevent the filter screen 3 and the arc-shaped plate 4 from being separated from each other in the flushing process of the flushing pump 2.
The travel switch 5 is positioned at the bottom of the arc-shaped plate 4, so that the garbage on the filter screen can be prevented from falling in the whole process until the travel switch 5 is triggered.
In the blowdown flushing system for the pump station of this embodiment, the filter screen 3 is a stainless steel filter screen. The water outlet 12 is at a level higher than the level of the flushing pump 2, so that the flushing pump is ensured to be immersed in water at all times for pumping sewage.
In the actual use process, the collecting net cage 6 is of a porous water filtering structure; the collecting net cage 6 is further provided with a traction rope 60, and the collecting net cage 6 is installed at the top of the box body 1 through the traction rope 60.
By the aid of the design, when the garbage and sundries in the collecting net cage 6 are excessively collected, the cage body 1 can be pulled out through the traction rope, so that the garbage and sundries can be cleaned regularly.
In addition, the blowdown flushing system for the pump station has the advantages of low manufacturing cost, compact structural design, stable quality of finished products, convenient maintenance and installation, difficult damage and long service life, and is suitable for blowdown flushing of sewage pits in various pump stations or the bottom of the pump station.
The foregoing embodiment numbers of the present utility model are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments. From the description of the above embodiments, it will be apparent to those skilled in the art that the above example methods may be implemented by means of a superposition of some variants plus the necessary general techniques; of course, the method can also be realized by simplifying some important technical features. Based on such understanding, the technical solution of the present utility model essentially or partly contributes to the prior art is: the whole structure and the connection mode are matched with the structures described in the various embodiments of the utility model.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (8)
1. A blowdown flushing system for a pump station for installation at the front end of a sump, comprising: the device comprises a box body, a flushing pump, a filter screen and a travel switch; the top of the box body is provided with a water inlet, and the side surface of the box body is provided with a water outlet; the flushing pump is arranged at the bottom of the box body and is provided with a flushing pipe;
a rotating shaft is fixed in the box body, and the filter screen is provided with a fixed end and a free end; the fixed end is rotatably arranged on the rotating shaft; the two sides of the filter screen respectively correspond to the water inlet and the flushing pipe and are vertically opposite to the water inlet and the flushing pipe; a spring is arranged between the filter screen and the water inlet;
the travel switch is fixed below the filter screen and is electrically connected with the flushing pump; the filter screen rotates downwards along the rotating shaft, and the spring is tensioned so that the free end is contacted with the travel switch.
2. A blowdown flushing system for a pump station according to claim 1, wherein a collecting net cage is further arranged in the tank body, and the collecting net cage is of a tank body structure with an open top; the collecting net box and the filter screen are respectively positioned at two sides of the rotating shaft, and the top of the collecting net box is not higher than the plane where the rotating shaft is positioned.
3. A blowdown flushing system for a pump station according to claim 2, wherein an arcuate plate is also secured within the tank; the filter screen rotates on the rotating shaft and contacts with the arc-shaped plate through the free end.
4. A blowdown flushing system for a pump station according to claim 3, wherein a limiting block is arranged on top of the arcuate plate; the travel switch is positioned at the bottom of the arc-shaped plate.
5. A blowdown flushing system for a pump station according to claim 4 wherein one end of said spring is secured to said water inlet and the other end is connected to the middle of said screen and holds said screen horizontally; the screen rotates downward to strain the spring.
6. A blowdown flushing system for a pump station according to any one of claims 1-3, wherein said filter screen is a stainless steel filter screen.
7. A blowdown flushing system for a pump station according to any one of claims 1-3, wherein the level of said drain opening is higher than the level of said flushing pump.
8. A blowdown flushing system for a pump station according to claim 2, wherein the collection cage is of porous drainage construction; the collecting net box is further provided with a traction rope, and the collecting net box is installed at the top of the box body through the traction rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320768121.5U CN219280817U (en) | 2023-04-10 | 2023-04-10 | Blowdown rinse-system for pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320768121.5U CN219280817U (en) | 2023-04-10 | 2023-04-10 | Blowdown rinse-system for pump station |
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| Publication Number | Publication Date |
|---|---|
| CN219280817U true CN219280817U (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320768121.5U Active CN219280817U (en) | 2023-04-10 | 2023-04-10 | Blowdown rinse-system for pump station |
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| CN (1) | CN219280817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116570985A (en) * | 2023-07-14 | 2023-08-11 | 陕西省交通规划设计研究院有限公司 | Road surface rainwater collecting and purifying device |
-
2023
- 2023-04-10 CN CN202320768121.5U patent/CN219280817U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116570985A (en) * | 2023-07-14 | 2023-08-11 | 陕西省交通规划设计研究院有限公司 | Road surface rainwater collecting and purifying device |
| CN116570985B (en) * | 2023-07-14 | 2023-11-21 | 陕西省交通规划设计研究院有限公司 | Road surface rainwater collecting and purifying device |
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