CN215559394U - Counter-flow sinking-floating type efficient water filtering device - Google Patents

Abstract

The utility model discloses a counter-flow floating type high-efficiency water filtering device which comprises a water filter body, wherein a water distribution pipe is arranged at the lower part of an inner cavity of the water filter body and is communicated with a water inlet pipe, a filter material bearing tray is arranged above the water distribution pipe in the water filter body, water through holes are formed in the filter material bearing tray, a coarse filter material layer, a fine filter material layer and a particle suspension adsorption filter material layer are sequentially arranged above the filter material bearing tray in the water filter body from bottom to top, a filter cap integrated plate is arranged above the particle suspension adsorption filter material layer, and a plurality of filter caps are arranged on the filter cap integrated plate. The counter-flow floating-sinking type high-efficiency water filtering device can continuously, stably and efficiently remove suspended matters in water, and has small occupied area and difficult blockage and scaling.

Description

Counter-flow sinking-floating type efficient water filtering device

Technical Field

The utility model relates to the technical field of water purification equipment, in particular to a counter-flow floating type efficient water filtering device.

Background

Solid-liquid separation is an essential link in the water treatment process. Conventional solid-liquid separation methods include filtration, adsorption, sedimentation, and centrifugal separation. The existing water filtering device usually has the defects of large floor area and incapability of continuously, stably and efficiently removing large suspended matters and small solid suspended matters in water. And the problem of blockage and scaling easily appears in current water filtering device, can't guarantee continuous stable filter effect.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a counter-flow floating-sinking type high-efficiency water filtering device which can continuously, stably and efficiently remove suspended matters in water, has small floor area and is not easy to block and scale.

In order to achieve the purpose, the utility model provides a counter-flow floating type high-efficiency water filtering device which comprises a water filter body, wherein a water distribution pipe is arranged at the lower part of an inner cavity of the water filter body and is communicated with a water inlet pipe, a filter material bearing tray is arranged above the water distribution pipe in the water filter body, water through holes are formed in the filter material bearing tray, a coarse filter material layer, a fine filter material layer and a particle suspension adsorption filter material layer are sequentially arranged above the filter material bearing tray in the water filter body from bottom to top, a filter cap integrated plate is arranged above the particle suspension adsorption filter material layer, and a plurality of filter caps are arranged on the filter cap integrated plate.

Furthermore, a middle sludge discharge area is arranged between the fine filtration filter material layer and the particle suspension adsorption filter material layer in the water filter body, a middle sludge discharge pipe is arranged in the middle sludge discharge area, the middle sludge discharge pipe extends out of the water filter body, and a middle blow-down valve is arranged on the middle sludge discharge pipe.

Furthermore, the lower part of the water filter body is conical, a bottom sewage discharge outlet is arranged at the bottom of the water filter body, and a bottom sewage discharge valve is arranged at the bottom sewage discharge outlet.

Furthermore, the top of the water filter body is provided with an effluent weir, an effluent groove is arranged above the water filter body and outside the effluent weir, and the lower part of the effluent groove is provided with a water outlet.

Furthermore, the filter material in the rough filtration filter material layer is coarse sand, the filter material in the fine filtration filter material layer is fine sand, and the filter material in the particle suspension adsorption filter material layer is polymer suspension particles.

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

(1) according to the counter-current floating-type efficient water filtering device, water is sequentially filtered by the coarse filtering material layer, the fine filtering material layer and the particle suspension adsorption filtering material layer in three ways, suspended matters and impurities in the water can be efficiently removed, the removal rate of the suspended matters can reach more than 99.5%, and the water filtering device is compact in structure and small in occupied area.

(2) The bottom blowoff valve is arranged at the bottom of the water filter body, the sludge at the bottom can be discharged by opening the bottom blowoff valve, and the water flowing downwards can be used for forming reverse flushing on each filter material layer, so that the filter material layers are purified, the blockage and scaling in the water filter body can be avoided, and the continuous and stable filtering effect of the water filtering device can be ensured.

(3) An intermediate sludge discharge area is arranged between the fine filtration filter material layer and the particle suspension adsorption filter material layer, an intermediate sludge discharge pipe is arranged in the intermediate sludge discharge area, and an intermediate blow-down valve is arranged on the intermediate sludge discharge pipe; through opening middle blowoff valve, can adsorb the precoat to the granule suspension and carry out the backwash, make it obtain purifying to can in time discharge the suspended solid mud in the mud district of middle row, avoid this internal emergence of water purifier to block up and the scale deposit, guaranteed the continuous stable filter effect of water filtering device.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a counter-flow floating-sinking type high-efficiency water filtering device according to an embodiment of the utility model.

Wherein the figures include the following reference numerals:

1. a water filter body; 2. a water distribution pipe; 3. a water inlet pipe; 4. a filter material bearing tray; 5. coarse filtering the filter material layer; 6. finely filtering a filter material layer; 7. a particle suspension adsorption filter material layer; 8. a filter cap integrated plate; 9. a filter cap; 10. a middle sludge discharge area; 11. a middle sludge discharge pipe; 12. an intermediate blow-down valve; 13. a bottom drain outlet; 14. a bottom blowoff valve; 15. an effluent weir; 16. a water outlet groove; 17. a water outlet; 18. a support leg; 19. a water inlet valve.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will be described more fully and in detail below with reference to the accompanying drawings and preferred embodiments, but the scope of the utility model is not limited to the specific embodiments below. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The use of the words "a" or "an" and the like in the description and claims of the present patent application do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" and "coupled" and the like are not restricted to direct connections, but may be indirectly connected through other intermediate connections. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.

Referring to fig. 1, the counter-flow sinking-floating type high-efficiency water filtering device of the embodiment of the utility model mainly comprises a water filter body 1, wherein the water filter body 1 is arranged on a support leg 18, a water distribution pipe 2 is arranged at the lower part of an inner cavity of the water filter body 1, a water distribution hole is formed in the water distribution pipe 2, the water distribution pipe 2 is communicated with a water inlet pipe 3, and a water inlet valve 19 is arranged on the water inlet pipe 3; a filter material bearing tray 4 is arranged above the water distribution pipe 2 in the water filter body 1, and water passing holes are arranged on the filter material bearing tray 4; a coarse filter material layer 5, a fine filter material layer 6 and a particle suspension adsorption filter material layer 7 are sequentially arranged above the filter material bearing tray 4 in the water filter body 1 from bottom to top; a filter cap integrated plate 8 is arranged above the particle suspension adsorption filter material layer 7 in the water filter body 1, and a plurality of filter caps 9 are arranged on the filter cap integrated plate 8.

According to the counter-flow floating type high-efficiency water filtering device, the water distribution pipe 2 is arranged at the lower part of the inner cavity of the water filter body 1, and the rough filtering material layer 5, the fine filtering material layer 6 and the particle suspension adsorption filtering material layer 7 are sequentially arranged on the filtering material bearing tray 4 above the water distribution pipe 2 from bottom to top; water to be treated enters a water distribution pipe 2 at the lower part of an inner cavity of a water filter body 1 from a water inlet pipe 3, the water passes through a rough filtering material layer 5 upwards for countercurrent coarse sand sedimentation and filtration, larger particles and impurities in the water are removed, and the larger particles and the impurities form a sludge enrichment area at the bottom of the water filter body 1; then the water passes through a fine filter material layer 6 upwards to carry out countercurrent fine sand fine filtration, and further remove smaller impurities in the water; the water after fine filtration passes through the particle suspension adsorption filter material layer 7, and the suspended particles in the particle suspension adsorption filter material layer 7 adsorb micro suspended matters in the water, so that the water is further filtered. The counter-current floating type high-efficiency water filtering device carries out counter-current sedimentation filtering on water in sequence through the rough filtering material layer 5, the fine filtering material layer 6 and the particle suspension adsorption filtering material layer 7, can efficiently remove suspended matters and impurities in the water, and the removal rate of the suspended matters can reach more than 99.5 percent; and the water filtering device has compact structure and small occupied area.

In this embodiment, a middle sludge discharge area 10 is arranged in the water filter body 1 between the fine filtration filter material layer 6 and the particle suspension adsorption filter material layer 7, a middle sludge discharge pipe 11 is arranged in the middle sludge discharge area 10, and a sludge discharge hole is formed in the middle sludge discharge pipe 11; the middle sludge pipe 11 is extended to the outside of the water filter body 1, and a middle drain valve 12 is installed on the middle sludge pipe 11. When water passes through the particle suspension adsorption filter material layer 7, through the tiny suspended solid of suspended particle adsorption aquatic, when suspended particle adsorption reached a basis weight, blowoff valve 12 in the middle of opening, the water downflow in the particle suspension adsorption filter material layer 7 forms the backwash to the suspended particle, makes the automatic surface from the suspended particle of suspended solid peel off, and the suspended solid of peeling off forms mud sedimentation to middle row mud district 10, and the adsorption function of suspended particle obtains the regeneration. Sludge is discharged to the outside of the water filter body 1 from the middle sludge discharge pipe 11, so that the phenomena of blockage and scaling in the water filter body 1 can be avoided, and the continuous and stable filtering effect is ensured.

Further, in this embodiment, the lower part of the water filter body 1 is conical, a bottom drain outlet 13 is arranged at the bottom of the water filter body 1, and a bottom drain valve 14 is installed at the bottom drain outlet 13. Suspended matters and impurities filtered out by the coarse filtration material layer 5 and the fine filtration material layer 6 fall into a bottom sewage discharge port 13 at the bottom of the water filter body 1, and the suspended matters and impurities at the bottom of the water filter body 1 can be discharged out of the water filter body 1 by opening a bottom sewage discharge valve 14; in the sewage discharge process, water in the water filter body 1 flows downwards, and the rough filter material layer 5 and the fine filter material layer 6 are washed reversely, so that the rough filter material layer 5 and the fine filter material layer 6 are purified. Further avoiding the occurrence of blockage and scaling in the water filter body 1 and ensuring continuous and stable filtering effect.

In this embodiment, an outlet weir 15 is disposed at the top of the water filter body 1, an outlet groove 16 is disposed above the water filter body 1 and outside the outlet weir 15, and a water outlet 17 is disposed at the lower portion of the outlet groove 16. The water purified by multi-layer filtration overflows from the water outlet weir 15 into the water outlet groove 16 and is discharged through the water outlet 17.

Specifically, in this embodiment, the filter material in the coarse filter material layer 5 is coarse sand, the filter material in the fine filter material layer 6 is fine sand, and the filter material in the particle suspension adsorption filter material layer 7 is polymer suspended particles. The particle sizes of the coarse sand, the fine sand and the polymer suspended particles can be selected according to the actual condition of water to be filtered.

In general, the reverse-flow floating-type high-efficiency water filtering device of the utility model sequentially passes through the rough filtering material layer 5, the fine filtering material layer 6 and the particle suspension adsorption filtering material layer 7 to carry out three filtering processes, and can efficiently remove suspended matters and impurities in water; through setting up bottom blowoff valve 14 in the bottom of water purifier body 1, arrange mud pipe 11 in the middle of in mud district 10, blowoff valve 12 in the middle of installing on middle mud pipe 11, through opening bottom blowoff valve 14, middle blowoff valve 12, can carry out the back flush to coarse filtration precoat 5, fine filtration precoat 6 and granule suspension adsorption precoat 7, make each precoat obtain purifying, and in time discharge suspended solid mud, can avoid taking place to block up and the scale deposit in the water purifier body 1, the continuous, stable filter effect of water filtering device has been guaranteed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a high-efficient water filtering device of formula of floating counter-current, includes water purifier body (1), its characterized in that, the inner chamber lower part of water purifier body (1) is equipped with water distributor (2), water distributor (2) are linked together with inlet tube (3), in water purifier body (1) in the top of water distributor (2) is equipped with filter material bearing tray (4), be equipped with the water hole on filter material bearing tray (4), in water purifier body (1) in the top of filter material bearing tray (4) is equipped with coarse filtration filter bed (5), essence filter bed (6) and granule suspension adsorption filter bed (7) from lower to upper in proper order, the top of granule suspension adsorption filter bed (7) is equipped with and strains cap integrated board (8), be equipped with a plurality of filter caps (9) on straining cap integrated board (8).

2. The counter-current floating and sinking type high-efficiency water filtering device according to claim 1, wherein a middle sludge discharge area (10) is arranged between the fine filtering material layer (6) and the particle suspension adsorption material layer (7) in the water filter body (1), a middle sludge discharge pipe (11) is arranged in the middle sludge discharge area (10), the middle sludge discharge pipe (11) extends out of the water filter body (1), and a middle blow-down valve (12) is arranged on the middle sludge discharge pipe (11).

3. The counter-flow floating-sinking type high-efficiency water filtering device according to claim 1, wherein the lower part of the water filter body (1) is conical, a bottom sewage draining outlet (13) is formed in the bottom of the water filter body (1), and a bottom sewage draining valve (14) is installed at the bottom sewage draining outlet (13).

4. The counter-flow floating-sinking type high-efficiency water filtering device according to claim 1, wherein a water outlet weir (15) is arranged at the top of the water filter body (1), a water outlet groove (16) is arranged above the water filter body (1) and outside the water outlet weir (15), and a water outlet (17) is arranged at the lower part of the water outlet groove (16).

5. The counter-current floating and sinking type high-efficiency water filtering device according to any one of claims 1 to 4, wherein the filter material in the coarse filtering material layer (5) is coarse sand, the filter material in the fine filtering material layer (6) is fine sand, and the filter material in the particle suspension adsorption filter material layer (7) is high polymer suspended particles.

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