CN215759435U

CN215759435U - Be used for prefabricated rainwater of electric power station district integration to collect and drainage system

Info

Publication number: CN215759435U
Application number: CN202122315822.7U
Authority: CN
Inventors: 王希
Original assignee: Jiangsu Yucheng Electric Power Design Co ltd
Current assignee: Jiangsu Yucheng Electric Power Design Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-08
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses an integrated prefabricated rainwater collecting and draining system for an electric power station area, which belongs to the technical field of electric power infrastructure and comprises a collecting device, a flow dividing device, a multistage filtering device and a water storage device which are sequentially communicated, wherein the water storage device comprises a sand settling tank, a reservoir and a clean water tank, the sand settling tank is communicated with the multistage filtering device, one side end of the reservoir is communicated through a plurality of first through holes arranged on a first partition wall between the reservoir and the sand settling tank, the other side end of the reservoir is communicated through a plurality of second through holes arranged on a second partition wall between the reservoir and the clean water tank, and a plurality of layers of PP water storage modules which are arranged at intervals up and down are arranged in the reservoir. The rainwater collecting and draining system can integrate the functions of collecting, filtering and storing rainwater in the power station area, has a simple structure, achieves the purposes of energy conservation and emission reduction, and is green and environment-friendly.

Description

Be used for prefabricated rainwater of electric power station district integration to collect and drainage system

Technical Field

The utility model relates to the technical field of electric power infrastructure, in particular to an integrated prefabricated rainwater collecting and draining system for an electric power station area.

Background

A rainwater and sewage diversion mode is generally adopted in an electric power station area, particularly, rainwater in the station area is mostly discharged in an organized mode, and the rainwater is finally and directly discharged into municipal rainwater pipe networks and the like around the station area through rainwater pipes in the station after being collected by a rainwater port, so that the rainwater is not necessarily collected and reused.

Aiming at the aspect of rainwater recycling, the station rainwater is required to be collected and treated correspondingly, the treated rainwater can be used for domestic miscellaneous water and can also be used for water supplement of a fire pool, the effects of energy conservation and emission reduction, environmental protection, reduction of urban rainwater discharge load can be achieved, and tap water is saved to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, provides an integrated prefabricated rainwater collecting and draining system for a power station area, can integrate the functions of collecting, filtering and storing rainwater in the station area, has a simple structure, achieves the purposes of energy conservation and emission reduction, and is green and environment-friendly.

In order to achieve the technical purpose, the utility model is realized by adopting the following technical scheme:

an integrated prefabricated rainwater collecting and draining system for an electric power station area comprises a collecting device, wherein the collecting device is sequentially communicated with a flow dividing device, a multistage filtering device and a water storage device;

the flow dividing device is used for dividing the station rainwater collected by the collecting device into two flows, so that one part of rainwater is discharged into a station sewage drainage pipeline, and the other part of rainwater flows downwards into the multistage filtering device;

the multistage filtering device is used for performing multistage filtering and purification on the other part of rainwater shunted by the shunting device and conveying the filtered rainwater to the water storage device;

the water storage device comprises a sand settling tank, a reservoir and a clean water tank, the sand settling tank is communicated with the multistage filtering device, one side end of the reservoir is communicated with one another through a plurality of first through holes formed in a first partition wall between the reservoir and the sand settling tank, the other side end of the reservoir is communicated with one another through a plurality of second through holes formed in a second partition wall between the reservoir and the clean water tank, and PP water storage modules are arranged in the reservoir at intervals.

Further, at least one first through hole is arranged on the level of a cavity layer formed by the adjacent PP water storage modules.

Furthermore, the flow dividing device is in a herringbone hollow structure, the top end of the flow dividing device is provided with a flow dividing water inlet, and the bottom end of the flow dividing device is provided with a flow dividing water outlet and a flow dividing waste port which are respectively communicated with the flow dividing water inlet; the flow dividing water inlet is connected with the collecting device, the flow dividing water outlet is connected with the multistage filtering device through a pipeline, and the flow dividing and discarding port is communicated with the station sewage drainage pipeline through a pipeline.

Furthermore, a flow distribution plate is arranged in the hollow cavity of the flow distribution device, one end of the flow distribution plate can be arranged between the flow distribution water outlet and the flow distribution abandoning port in a left-right rotating mode, and the other free end of the flow distribution plate extends towards the flow distribution water inlet; and the splitter plate is provided with an operating rod for adjusting the left-right rotation of the splitter plate.

Furthermore, a filter screen and a water flow switch valve are sequentially arranged at a shunting water outlet of the shunting device from inside to outside, the filter screen is used for filtering floating objects which are mixed in the rainwater and are larger than the aperture of the filter screen, and the water flow switch valve is used for closing the shunting water outlet and adjusting the flow of the rainwater passing through the shunting water outlet.

Furthermore, the first partition wall is provided with two first through holes with one high end and one low end, the side wall of the desilting basin opposite to the first partition wall is provided with a desilting water inlet communicated with the multistage filtering device, and the height of the desilting water inlet is higher than that of the two first through holes.

Furthermore, the second partition wall is provided with two second through holes which are higher than each other and lower than each other, and the two second through holes correspond to the two first through holes and have the same height.

Furthermore, the sand basin and the clean water basin are respectively provided with an inspection well mouth.

Furthermore, the clean water tank is connected to the external water tank through a water pump with a water pipe.

Furthermore, the multistage filtering device comprises a first stage filtering tank, a second stage filtering tank and a third stage filtering tank which are sequentially communicated.

Compared with the prior art, the utility model has the following beneficial effects:

the integrated prefabricated rainwater collecting and draining system for the power station area, provided by the utility model, adopts the once-communicated collecting device, the flow dividing device, the multistage filtering device and the water storage device, can realize the integration of the functions of collecting, filtering and storing rainwater in the station area in the aspect of rainwater collection and reuse, achieves the purposes of simple system structure, strong practicability, effective rainwater reuse and station area tap water resource saving.

Drawings

Fig. 1 is a schematic structural diagram of an integrated prefabricated rainwater collection and drainage system for a power station area according to an embodiment of the utility model;

fig. 2 is a schematic structural diagram of a flow divider according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a multi-stage filtration apparatus according to an embodiment of the present invention;

in the figure:

1. a collection device; 2. a flow divider; 3. a multi-stage filtration device; 4. a desilting pool; 5. a reservoir; 6. a clean water tank; 7. a water pump; 8. a water tank; 9. a first through hole; 10. a first partition wall; 11. a second through hole; 12. a second partition wall; 13. a diversion water inlet; 14. a flow dividing and discarding port; 15. a diversion water outlet; 16. a flow distribution plate; 17. a filter screen; 18. a pipeline; 19. inspecting the wellhead; 20. a first stage filtration tank; 21. a second stage filtration tank; 22. a third stage of filtering tank; 23. and (4) switching on and off the valve.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1, an embodiment of the utility model provides an integrated prefabricated rainwater collecting and draining system for an electric power station area, which comprises a collecting device 1, a flow dividing device 2, a multistage filtering device 3 and a water storage device, wherein the collecting device 1 is sequentially communicated with the flow dividing device 2, the multistage filtering device 3 and the water storage device, so that collected rainwater can sequentially flow into the flow dividing device 2, the multistage filtering device 3 and the water storage device, and thus, the rainwater in the station area can be collected and reused, and energy conservation and emission reduction are facilitated.

And the diversion device 2 is arranged for diverting the station rainwater collected by the collection device 1 to make a part of rainwater discharged into the station sewage drainage pipeline 18 and the other part of rainwater flow downwards into the multi-stage filtration device 3. Wherein, collection device 1 for collect the rainwater in station district, adopt equipment such as collection water tank 8, water pipe more.

And the multistage filtering device 3 is used for performing multistage filtering and purification on the other part of rainwater shunted by the shunting device 2 and conveying the filtered rainwater to the water storage device.

In some embodiments, as shown in fig. 3, the multistage filtering device 3 includes a first stage filtering tank 20, a second stage filtering tank 21 and a third stage filtering tank 22 which are communicated in sequence, so as to implement three-stage precipitation and filtration of rainwater, so as to achieve a coarse filtration effect on rainwater, such as filtering precipitated sand, floating materials and the like in rainwater.

Water storage device, this water storage device include desilting pond 4, cistern 5 and clean water basin 6, and is specific, desilting pond 4 and clean water basin 6 can be for the cylindrical structure etc. of vertical setting, and cistern 5 is cuboid structure etc..

The sand basin 4 is communicated with the multistage filtering device 3, so that rainwater subjected to multistage filtering enters the sand basin 4, and a sand collecting pit is arranged at the bottom of the sand basin 4 and used for storing sand and stones further precipitated in the sand basin 4.

One side end of the water reservoir 5 is communicated through a plurality of first through holes 9 arranged on a first partition wall 10 between the water reservoir 5 and the sand settling tank 4, the other side end of the water reservoir 5 is communicated through a plurality of second through holes 11 arranged on a second partition wall 12 between the water reservoir 5 and the clean water tank 6, the sand settling tank 4, the water reservoir 5 and the clean water tank 6 are compactly and adjacently arranged and are divided through partition walls on two sides, the structure is compact, and the whole space distribution is concentrated.

Be equipped with the PP retaining module that the interval set up about the multilayer in the cistern 5, for example, set up 5 layers of PP retaining module for store the rainwater of rainwater via the inflow of first through-hole 9. In some embodiments, at least one first through hole 9 is located at the level of the cavity level formed by the adjacent PP impoundment modules, so that rainwater flowing in through the first through hole 9 flows smoothly into the impoundment 5 along the cavity level and is easy to flow into the PP impoundment modules.

In some embodiments, the first partition wall 10 is provided with two first through holes 9 with one higher part and one lower part, the side wall of the sand basin 4 opposite to the first partition wall 10 is provided with a sand-settling water inlet communicated with the multistage filtering device 3, the height of the sand-settling water inlet is higher than that of the two first through holes 9, so that rainwater can automatically flow into the water storage tank 5 under the action of gravity, and the two first through holes with one higher part and one lower part can realize the free exchange of rainwater in the sand basin 4 and the water storage tank 5.

Two second through holes 11 with one high and one low are arranged on the second partition wall 12, the two second through holes 11 correspond to the two first through holes 9 and are the same in height, so that rainwater can smoothly flow into the clean water tank 6, and the two through holes with one high and one low can realize the free exchange of the rainwater in the clean water tank 6 and the reservoir.

In some embodiments, as shown in fig. 2, the flow dividing device 2 is a herringbone hollow structure, and has a flow dividing inlet 13 at the top end thereof and a flow dividing outlet 15 and a flow dividing waste outlet 14 respectively communicating with the flow dividing inlet 13 at the bottom end thereof.

The diversion water inlet 13 is connected with the collecting device 1, the diversion water outlet 15 is connected with the multi-stage filtering device 3 through a pipeline 18, and the diversion abandon port 14 is communicated with the station sewage drainage pipeline 18 through the pipeline 18, so that rainwater flowing in through the diversion water inlet 13 is subjected to two diversion at the bottom end, one rainwater diversion flows into the multi-stage filtering device 3, and the other rainwater flows through the diversion abandon port 14 and is discharged.

A splitter plate 16 is further disposed in the hollow chamber of the splitter device 2, and the splitter plate may be made of metal or hard plastic, and has a shape of a strip shape matching with the hollow channel.

One end of the flow distribution plate 16 can be arranged between the flow distribution water outlet 15 and the flow distribution abandoning port 14 in a left-right rotating way, and the other free end extends towards the flow distribution water inlet 13; the control rod used for adjusting the left-right rotation of the flow distribution plate 16 is arranged on the flow distribution plate 16, the control rod can be operated according to the flow of inflow rainwater, the left-right position of the flow distribution plate 16 is adjusted, and therefore the rainwater amount flowing into the flow distribution water outlet 15 and the flow distribution abandoning port 14 is changed, and the actual rainwater collection requirement is met.

In some embodiments, a filter screen 17 and a water flow switch valve 23 are sequentially disposed at the diversion water outlet 15 of the diversion device 2 from inside to outside, the filter screen 17 is used for filtering floating objects which are included in the rainwater and have a larger pore size than the filter screen 17, and the water flow switch valve 23 is used for closing the diversion water outlet 15 and adjusting the flow of the rainwater passing through the diversion water outlet 15.

For cleaning and inspection, the sand basin 4 and the clean water basin 6 are each provided with an inspection well opening 19.

In order to facilitate the rainwater of recycling collection, clean water basin 6 passes through water pump 7 and water piping connection in external water tank 8, stores the rainwater of straining in external water tank 8 through water pump 7 when needing, makes things convenient for the station district to use.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An integrated prefabricated rainwater collecting and draining system for an electric power station area is characterized by comprising a collecting device, wherein the collecting device is sequentially communicated with a flow dividing device, a multistage filtering device and a water storage device;

the diversion device is arranged to divert the station rainwater collected by the collection device to a second position so that one part of rainwater is discharged into the station sewage drainage pipeline and the other part of rainwater flows downwards into the multistage filtering device;

2. The prefabricated rainwater collection and drainage system for integration of power plant areas of claim 1 wherein at least one of said first through holes is at the level of a cavity level formed by adjacent said PP impoundment modules.

3. The integrated prefabricated rainwater collection and drainage system for the power station area according to claim 2, wherein the diversion device is of a herringbone hollow structure, the top end of the diversion device is provided with a diversion water inlet, and the bottom end of the diversion device is provided with a diversion water outlet and a diversion drainage port which are respectively communicated with the diversion water inlet; the flow dividing water inlet is connected with the collecting device, the flow dividing water outlet is connected with the multistage filtering device through a pipeline, and the flow dividing and discarding port is communicated with the station sewage drainage pipeline through a pipeline.

4. The prefabricated rainwater collecting and draining system for integration of power station areas as claimed in claim 3, wherein a diversion plate is further arranged in the hollow chamber of the diversion device, one end of the diversion plate is installed between the diversion water outlet and the diversion abandon port in a left-right rotatable manner, and the other free end of the diversion plate extends towards the diversion water inlet; and the splitter plate is provided with an operating rod for adjusting the left-right rotation of the splitter plate.

5. The integrated prefabricated rainwater collecting and draining system for power station areas according to claim 4, wherein a filtering screen and a water flow switch valve are sequentially arranged at the water diversion outlet of the water diversion device from inside to outside, the filtering screen is used for filtering floating objects which are included in rainwater and are larger than the pore size of the filtering screen, and the water flow switch valve is used for closing the water diversion outlet and regulating the flow of the rainwater passing through the water diversion outlet.

6. The prefabricated rainwater collecting and draining system for integration of power station areas as claimed in claim 1, wherein said first partition wall is formed with two first through holes having a height, and wherein a sand-settling inlet communicated with said multistage filtering device is formed in a side wall of said sand-settling tank opposite to said first partition wall, and wherein said sand-settling inlet is higher than said two first through holes.

7. The prefabricated rainwater collecting and draining system for integration of power station areas as claimed in claim 6, wherein said second partition wall is provided with two said second through holes having a height of one and the same as that of said two first through holes.

8. The integrated prefabricated rainwater collection and drainage system for a power station area of claim 1 wherein said desilting basin and said clean water basin are each provided with an inspection well head.

9. The integrated prefabricated rainwater collection and drainage system for a power station area of claim 8 wherein said clean water basin is connected to an external water tank by a water pump with a water pipe.

10. The prefabricated rainwater collection and drainage system for integration of power plant areas of claim 9 wherein said multi-stage filtration means comprises a first stage filtration tank, a second stage filtration tank and a third stage filtration tank in communication in sequence.