CN221218960U - Rural rainwater collection device with multistage filtering function - Google Patents

Abstract

The utility model provides a rural rainwater collecting device with a multi-stage filtering function, which comprises a first-stage filtering container and a second-stage filtering container surrounding the outside of the first-stage filtering container, wherein a plurality of filter screens and water guide plates positioned below the filter screens are detachably arranged in the first-stage filtering container.

Description

Rural rainwater collection device with multistage filtering function

Technical Field

The utility model belongs to the technical field of rainwater collection, and particularly relates to a rural rainwater collection device with a multistage filtering function.

Background

For rural houses, because the residential area is large, daily household water consumption such as mopping is more than that of cities, and the houses are usually provided with courtyards outside, and a large amount of water is needed for planting plants in the courtyards, watering the plants and the like, the rural houses collect and treat the rainwater, and finally the treated rainwater is used as daily non-drinking water, such as flower watering, mopping, washing and the like, so that the household water supply cost can be greatly reduced, and the water resource can be saved.

In order to realize the collection of rainwater, the Chinese patent application No. CN201820460561.3 discloses a rural residential courtyard rainwater collection and treatment system, which comprises a rainwater collection tank, a rainwater storage tank, an artificial wetland, a rainwater purification tank, a water tower and a purifier, wherein the bottom of the rainwater collection tank is provided with a gravel layer, the top of the rainwater collection tank is provided with a water collecting blind ditch, the water collecting blind ditch is provided with a water collecting pipe, and the water collecting pipe is inserted into the gravel layer; the artificial wetland comprises a vegetation layer, a soil layer, a gravel layer and a construction waste filler layer which are sequentially arranged from top to bottom, wherein a submerged centrifugal pump is arranged at the bottom of the rainwater storage tank, a sprinkler pipe is arranged on the submerged centrifugal pump, and a sprinkler head is arranged at the top of the sprinkler pipe; the rainwater purification pool is communicated with the rainwater storage pool and the bottom of the constructed wetland, and a purification layer is arranged in the rainwater purification pool; the water tower is connected with the lower space of the rainwater purifying pool, and the purifier is connected with the water outlet of the water tower.

However, after above-mentioned technical scheme on the one hand is through multistage filtration, its rainwater purification pond's volume can diminish to can not reach the purpose of retaining, and in collecting the in-process, the rainwater reservoir that sets up still need utilize submerged centrifugal pump to discharge too much water, extravagant water resource, on the other hand is in rainwater filtration collecting the in-process, adopts submerged centrifugal pump to spill water to the vegetation layer top, because start submerged centrifugal pump needs the circular telegram, has expense electricity and potential safety hazard. In addition, aiming at rural areas of the loess landform of the Yuxi, due to the fact that serious water and soil loss exists during raining, the sediment content in the rainwater is high, and the problem that equipment is blocked during filtering caused by the rainwater cannot be solved by the scheme and the rainwater collecting scheme in the prior art, so that the rainwater collecting effect is not ideal.

Disclosure of utility model

The utility model aims to solve the technical problems, and provides a rural rainwater collecting device with a multistage filtering function, which has reasonable design structure and convenient use, adopts a filter screen to perform preliminary filtration on branches, leaves, stones and the like in rainwater, can avoid the problem of blockage of sundries on the positions of the filter screen due to the fact that the filter screen is arranged at intervals, can perform multistage precipitation after the rainwater enters a first-stage filtering container, can avoid the problem of blockage after the rainwater enters a second-stage filtering container, and can improve the rainwater filtering effect due to multistage precipitation and multistage filtering.

The technical scheme adopted by the utility model is as follows: the utility model provides a rural rainwater collection device with multistage filtration function, including the one-level filtration container and around the outside second grade filtration container of one-level filtration container, the inside detachable of one-level filtration container installs a plurality of filter screens and is located the guide plate of filter screen below, the middle part below of guide plate extends to the bottom position of one-level filtration container and inside formation and abandons the class chamber, the top of abandoning class chamber is the toper structure, and be equipped with a floater in abandoning class intracavity portion, a plurality of first limbers have been seted up in the top lateral wall position of abandoning class chamber, the inside of one-level filtration container is equipped with a plurality of baffles that are annular structure and central line and one-level filtration container central line coincide mutually, the second limbers have been seted up to the top lateral wall position of baffle, be equipped with the third limbers between one-level filtration container and second grade filtration container.

The upper end structure of filter screen and water guide plate is the arc structure of central indent, and the filter screen quantity has two, and every filter screen all is equipped with the mesh, and the mesh size of top filter screen is greater than the mesh size of below filter screen.

The edge positions of the filter screen and the water guide plate are respectively provided with a plurality of protruding support rods and mounting holes which are uniformly distributed, and the support rods of the filter screen below can be inserted into the positions of the mounting holes of the filter screen above.

When the floating ball rises to the limit position under the action of water, the position of the floating ball is lower than the first water through hole.

And drain pipes are arranged at the bottoms of the primary filter container and the secondary filter container.

The inner cavity of the secondary filtering container is of an annular structure, a filtering layer is arranged in the middle of the secondary filtering container and comprises a vegetation layer above, an ore filtering layer in the middle and a gravel filtering layer below, and the upper plane of the uppermost vegetation layer is a slope surface.

And a water outlet pipe is arranged at the position of the secondary filtering container.

The primary filter container and the secondary filter container surrounds the primary filter container; the purpose of this arrangement is: can set up two filtration containers in same position, reduce the land occupation problem in the construction process to the construction degree of difficulty has also been reduced.

A plurality of filter screens and a water guide plate positioned below the filter screens are detachably arranged in the primary filter container; the purpose of this arrangement is: utilize the filter screen to carry out prefilter to substances such as branch, leaf, stone doped in the rainwater, owing to be provided with a plurality of filter screens, can filter one by one to different size debris, avoid debris to pile up the jam problem that leads to together, the deflector is used for making the rainwater concentrate the intermediate position of flowing to one-level filtering container, plays the effect of direction.

The lower part of the middle part of the water guide plate extends to the bottom of the primary filter container, a flow discarding cavity is formed in the water guide plate, the upper part of the flow discarding cavity is in a conical structure, and a floating ball is arranged in the flow discarding cavity; the purpose of this arrangement is: the turbid sewage just raining can be collected uniformly by utilizing the drainage cavity, so that the subsequent difficulty in precipitation and filtration of rainwater is reduced.

The upper side wall of the flow discarding cavity is provided with a plurality of first water through holes, the inside of the primary filtering container is provided with a plurality of baffle plates which are in annular structures and the central lines of the baffle plates are coincident with those of the primary filtering container, the upper side wall of the baffle plates is provided with a second water through hole, and a third water through hole is arranged between the primary filtering container and the secondary filtering container; the purpose of this arrangement is: the plurality of annular partition plates are utilized to enable rainwater to sequentially precipitate and then enter the next space, so that small-particle sand, stone and the like in the rainwater are filtered.

The beneficial effects of the utility model are as follows:

The utility model has reasonable design structure and convenient use, adopts the filter screen to carry out preliminary filtration on branches, leaves, stones and the like in the rainwater, can avoid the problem of blockage caused by sundries to the position of the filter screen because the filter screen is arranged at intervals, can carry out multistage precipitation after the rainwater enters the first-stage filter container, can avoid the problem of blockage after the precipitation, and can improve the rainwater filtering effect because of multistage precipitation and multistage filtration, and can store more rainwater and improve the rainwater collecting efficiency because the second-stage filter container is arranged in a circular ring structure.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the present utility model;

fig. 3 is a perspective view of a primary filter cartridge of the present utility model.

The marks in the figure: 1. a first stage filtration vessel; 2. a secondary filtration vessel; 3. a filter screen; 4. a water guide plate; 5. a first water through hole; 6. a second water through hole; 7. a partition plate; 8. a floating ball; 9. a flow discarding cavity; 10. a third water through hole; 11. a vegetation layer; 12. an ore filtering layer; 13. a gravel filter layer; 14. a blow-down pipe; 15. a water outlet pipe; 16. a support rod; 17. and (5) mounting holes.

Description of the embodiments

The following describes the embodiments of the present utility model in further detail with reference to the drawings.

As shown in the figure, the rural rainwater collecting device with multi-stage filtration function comprises a first-stage filtration container 1 and a second-stage filtration container 2 surrounding the outside of the first-stage filtration container 1, wherein a plurality of filter screens 3 and a water guide plate 4 positioned below the filter screens 3 are detachably arranged in the first-stage filtration container 1, the lower part of the middle part of the water guide plate 4 extends to the bottom position of the first-stage filtration container 1 and forms a drainage cavity 9 inside, the upper part of the drainage cavity 9 is of a conical structure, a floating ball 8 is arranged in the drainage cavity 9, a plurality of first water through holes 5 are formed in the side wall position of the upper part of the drainage cavity 9, a plurality of baffle plates 7 which are of annular structures and the center lines of which are coincident with the center lines of the first-stage filtration container 1 are arranged in the inner part of the first-stage filtration container 1, second water through holes 6 are formed in the side wall position of the upper part of the baffle plates 7, and third water through holes 10 are formed between the first-stage filtration container 1 and the second-stage filtration container 2.

The upper end structure of filter screen 3 and water guide plate 4 is the arc structure of central indent, and filter screen 3 quantity has two, all is equipped with the mesh on every filter screen 3, and the mesh can adopt the round hole, and the mesh size of top filter screen 3 is greater than the mesh size of below filter screen 3, so set up, can filter debris of different sizes one by one, avoid causing the problem that debris blockked up in filter screen 3 positions.

The filter screen 3 all is equipped with a plurality of outstanding and evenly distributed's bracing piece 16 and mounting hole 17 with the border position of deflector 4, and the bracing piece 16 of below filter screen 3 can insert the mounting hole 17 position of top filter screen 3, wherein, be convenient for the position in the inside of one-level filtration container 1 be equipped with an annular step for deflector 4 can be placed on the step, after deflector 4 has been placed, the cooperation of reuse bracing piece 16 and mounting hole 17 installs deflector 4 with the filter screen 3 of top in proper order on, accomplish the equipment, when dismantling, only need take out filter screen 3 and deflector 4 in proper order, can clear up debris, has stable in structure, easy dismounting, clear up convenient advantage.

When the floating ball 8 rises to the limit position under the action of water, the position of the floating ball 8 is lower than the first water through hole 5, and the arrangement is that when the sewage in the drainage cavity 9 rises to a certain position, the inlet of the drainage cavity 9 is blocked by the floating ball 8, so that the rainwater flowing in after is guided outwards from the first water through hole 5, and the water turbidity problem caused by the initial turbid sewage in rainwater collection can be avoided.

The sewage pipes 14 are respectively arranged at the bottoms of the primary filtering container 1 and the secondary filtering container 2, specifically, the sewage pipes 14 are communicated with the inner space of the partition board 7 and the space between the primary filtering container 1 and the partition board 7, the sewage precipitated in the two spaces can be discharged, the sewage pipes 14 are also communicated with the secondary filtering container 2, and the sewage precipitated in the secondary filtering container 2 can be discharged after being used for a long time.

The inner chamber of secondary filter container 2 is annular structure, the intermediate position of secondary filter container 2 is equipped with the filter layer, the filter layer includes the vegetation layer 11 of top, ore filter layer 12 in middle part and gravel filter layer 13 of lower part, wherein, ore filter layer 12 can adopt volcanic rock, nanobead etc. the upper plane of the vegetation layer 11 of top is the slope, specifically, because secondary filter container 2 is annular structure, the top of vegetation layer 11 is located third water through hole 10 position department and is the highest point, the position that is furthest at secondary filter container 2 distance from third water through hole 10 is the minimum point for water can flow along the slope of vegetation layer 11 after flowing out from third water through hole 10, in-process that flows filters gradually downward successive layer, like this can improve rainwater filtration's speed.

The water outlet pipe 15 is arranged at the position of the secondary filtering container 2, and the water pump can be used for connecting the water outlet pipe 15 to use the stored rainwater.

This kind of rural rainwater collection device with multistage filtration function, when raining, rainwater on the agricultural cottage top and the rainwater of the deposit of ground irrigation canals and ditches can flow into one-level filtration container 1 through the pipeline, and at the in-process that flows into, utilize the filter screen 3 that a plurality of intervals set up to carry out preliminary filtration to impurity such as doped branch, leaf, plastics rubbish, stone in the rainwater earlier, because filter screen 3 has a plurality ofly, and mesh size is different, consequently, filter screen 3 on every position can filter the debris of corresponding size to avoid the different unidimensional debris of different grade to pile up the jam problem that produces together. After the rainwater is filtered by the filter screen 3, under the diversion effect of the water guide plate 4, water firstly enters the drainage cavity 9, along with the rising of the water level in the drainage cavity 9, the position of the floating ball 8 gradually rises, when the floating ball 8 rises to the limit position, the inlet of the drainage cavity 9 is blocked, the rainwater enters the space separated by the partition plate 7 and the drainage cavity 9 through the first water through hole 5, after the water level gradually rises, impurities such as fine sand and stones are deposited at the bottom, the water continuously flows outwards from the second water through hole 6 above the partition plate 7, after the multistage deposition of a plurality of partition plates 7, finally enters the secondary filter container 2 from the third water through hole 10, after the water enters the secondary filter container 2, the water can flow along the slope of the vegetation layer 11, the water is prevented from accumulating for a long time at a certain position, in the water flowing process, the water sequentially passes through the vegetation layer 11, the ore filter layer 12 and the filter layer 13, finally enters the bottom of the secondary filter container 2, the water at the bottom of the secondary filter container 2 is filtered rainwater, the user can use the rainwater, the water can be drained from the water pump, the water can be used for flushing a toilet, and the like.

In order to avoid the problem of untimely filtering in the prior art, the filtering tank of the secondary filtering container 2 is arranged at the middle position, so that water can be stored in the space above the vegetation layer 11 for a period of time when the rainfall is large, filtering can be continued after the rain stops, and a certain amount of rainwater can be stored in the primary filtering container 1, so that the purpose of high rainwater utilization rate is achieved.

Claims (7)

1. Rural rainwater collection device with multistage filtration function, its characterized in that: including the one-level filter container with around the outside second grade filter container of one-level filter container, the inside detachable of one-level filter container installs a plurality of filter screens and is located the guide plate of filter screen below, the middle part below of guide plate extends to the bottom position of one-level filter container and inside formation abandons the class chamber, the top of abandoning the class chamber is the toper structure, and abandon the class intracavity portion and be equipped with a floater, a plurality of first limbers have been seted up in the top lateral wall position of abandoning the class chamber, the inside of one-level filter container is equipped with a plurality of baffles that are annular structure and central line and one-level filter container central line coincide, the second limbers have been seted up to the top lateral wall position of baffle, be equipped with the third limbers between one-level filter container and second grade filter container.

2. A rural rainwater collection device with a multistage filtration function according to claim 1, wherein: the upper end structure of filter screen and water guide plate is the arc structure of central indent, and the filter screen quantity has two, and every filter screen all is equipped with the mesh, and the mesh size of top filter screen is greater than the mesh size of below filter screen.

3. A rural rainwater collection device with a multistage filtration function according to claim 2, wherein: the edge positions of the filter screen and the water guide plate are respectively provided with a plurality of protruding support rods and mounting holes which are uniformly distributed, and the support rods of the filter screen below can be inserted into the positions of the mounting holes of the filter screen above.

4. A rural rainwater collection device with a multistage filtration function according to claim 1, wherein: when the floating ball rises to the limit position under the action of water, the position of the floating ball is lower than the first water through hole.

5. A rural rainwater collection device with a multistage filtration function according to claim 1, wherein: and sewage pipes are arranged at the bottoms of the primary filtering container and the secondary filtering container.

6. A rural rainwater collection device with a multistage filtration function according to claim 1, wherein: the inner chamber of second grade filtration container is annular structure, and the intermediate position of second grade filtration container is equipped with the filter layer, and the filter layer includes the vegetation layer of top, the ore filter layer at middle part and the gravel filter layer of lower part, and the upper plane of the vegetation layer of top is the slope.

7. A rural rainwater collection device with a multistage filtration function according to claim 1, wherein: the secondary filter container is provided with a water outlet pipe.