CN220071007U

CN220071007U - Water treatment device with self-cleaning function for cooling tower

Info

Publication number: CN220071007U
Application number: CN202321306046.7U
Authority: CN
Inventors: 张晓岩; 曹猛胜; 张悦
Original assignee: Henan Longchang Construction Group Co ltd
Current assignee: Henan Longchang Construction Group Co ltd
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-11-24
Anticipated expiration: 2033-05-26

Abstract

The utility model relates to the technical field of cooling water treatment, and discloses a water treatment device with a self-cleaning function for a cooling tower, which comprises a sedimentation tank and a filter tank, wherein a raw water inlet pipe is arranged on one side of the upper part of the sedimentation tank, a plurality of first-stage water outlet pipes are horizontally arranged on the other side of the upper part of the sedimentation tank at intervals, the sedimentation tank is communicated with the filter tank through the first-stage water outlet pipes, a water distribution pipe is fixedly arranged at the water outlet end of the first-stage water outlet pipes, the water distribution pipe is positioned at the upper part of the filter tank, and a filter system is arranged in the filter tank below the water distribution pipe. This cooling tower is with water treatment facilities that has self-cleaning function, through setting up coarse filtration layer, when the filter material filtration work in the filter frame reaches the saturation, and when the backwash filter material can not thoroughly wash the filter material in the filter frame, the accessible pulling handle will put the thing steamer tray and pull out and wash or change the filter material in the filter frame, and the cooperation setting of putting thing steamer tray and slide can be simple and convenient quick change and wash the filter material in the filter frame.

Description

Water treatment device with self-cleaning function for cooling tower

Technical Field

The utility model relates to the technical field of cooling water treatment, in particular to a water treatment device with a self-cleaning function for a cooling tower.

Background

The filter tank is a water treatment structure for removing suspended insoluble substances in solution by passing raw water or wastewater through a filter medium, and is often divided into a gravity filter tank flowing from top to bottom and a pressure filter tank flowing from bottom to bottom, and the working period generally comprises two processes of filtration and back flushing, wherein the filtration is commonly used in the water supply and wastewater treatment after precipitation treatment and the deep treatment of water;

the cooling tower work often uses some sewage as cooling water, and these sewage need carry out crude treatment in the filter tank in advance when entering into the cooling tower to reduce the influence of sewage to main water piping, there is the too much problem of filter material loss in current filter tank when carrying out the backwash, the filter material is difficult for the problem of change when reaching the filtration load, and then influences the filter effect of follow-up filter tank.

Disclosure of Invention

Aiming at the defects and problems of the existing water treatment device, the utility model provides the water treatment device with the self-cleaning function for the cooling tower, which is unique and convenient to use, and can backwash the filter layer of the filter device, recover the water treatment capacity of the filter device after backwash, simultaneously avoid excessive loss of filter materials during backwash, and quickly replace the uppermost filter materials when backwash is incomplete, thereby effectively solving the problems of excessive filter material loss and complicated filter material replacement during backwash of the existing water treatment device.

The utility model solves the technical problems by adopting the scheme that: the water treatment device with the self-cleaning function for the cooling tower comprises a sedimentation tank and a filter tank, wherein a raw water inlet pipe is arranged on one side of the upper part of the sedimentation tank, a plurality of first-stage water outlet pipes are horizontally arranged on the other side of the upper part of the sedimentation tank at intervals, the sedimentation tank and the filter tank are communicated through the first-stage water outlet pipes, a water distribution pipe is fixedly arranged at the water outlet end of the first-stage water outlet pipes, the water distribution pipe is positioned at the upper part of the filter tank, a filter system is arranged in the filter tank below the water distribution pipe, the filter system sequentially comprises a coarse filter layer, a sand blocking net and a quartz sand filter layer from top to bottom, a fine filter support plate is arranged below the quartz sand filter layer, the side edge of the fine filter support plate is fixedly arranged on the side wall of the filter tank, the size of a through hole of the fine filter support plate is smaller than the size of a filter material of the quartz sand filter layer, the size of the filter material in the quartz sand filter layer is larger than the size of the through the sand blocking net, the coarse filter layer comprises a filter frame, a slide way and a storage drawer, wherein filter materials are filled in the filter frame, a plurality of slide ways are horizontally and continuously arranged in the filter tank, the side wall of the filter tank at one end of each slide way is provided with drawing ports communicated with the slide ways, the number of the storage drawers is the same as that of the slide ways, the storage drawers are installed in the corresponding slide ways in a matched manner through the corresponding drawing ports, the filter tank is sealed and separated, the tail ends of the storage drawers plug the drawing ports, the storage drawers installed in the slide ways in a matched manner are internally filled with a plurality of filter frames, the bottom of the storage drawer below each filter frame is vertically provided with a water through hollow penetrating through the slide way, a water guide plate is arranged above each two adjacent filter frames, a water guide plate is also arranged above a position between the filter frame at the edge and the inner side wall of the filter tank, the bottom of the filter tank is provided with a backwashing system and a water outlet pipe.

Preferably, a baffle is fixedly arranged at the middle position of the sedimentation tank, and the baffle divides the sedimentation tank into two chambers.

Preferably, the diameter of the water permeable hole at the bottom of the water distribution pipe is larger, so that the use requirement is met.

Preferably, the bottom plate that puts the thing steamer tray and run through the slide is back font, puts the thing steamer tray and runs through the bottom plate centre fretwork of slide, the lower surface fixed mounting who puts the thing steamer tray has a plurality of gyro wheels, the gyro wheel walking is in slide bottom plate upper surface both sides, is convenient for pull out the thing steamer tray and wash or change the filter material in the filter frame.

Preferably, the outer side surface of the storage drawer, which is close to the drawing opening, is fixedly provided with a handle so as to facilitate drawing out the storage drawer, and the filter frame in the storage drawer is replaced or cleaned.

Preferably, the backwashing system comprises a backwashing water pipe and a backwashing air pipe, a plurality of backwashing pipes are arranged on the upper parts of the sedimentation tank and the filtering tank, the sedimentation tank and the filtering tank are communicated by the backwashing pipes, water after backwashing is discharged into the sedimentation tank by water flow through the backwashing pipes during backwashing, and the height of the backwashing pipes is larger than that of the primary water outlet pipe.

Preferably, the backwash pipe is arranged between two adjacent first-stage water outlet pipes so as to ensure that backwash water flows out quickly.

The utility model has the beneficial effects that: through setting up coarse filter layer, when the filter material filtration work in the filter frame reaches the saturation, and when the filter material in the filter frame is thoroughly washd to the backwash filter material, the accessible pulling handle will put the thing steamer tray and wash or change the filter material in the filter frame, put the cooperation setting of thing steamer tray and slide and can simply and conveniently change and wash the filter material in the filter frame fast, simultaneously, through setting up blocking the sand net, the loss of quartz filter material of quartz sand filter layer when reducible backwash has avoided the problem of influencing the sewage treatment effect of device because of losing the filter material in the backwash process.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

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

FIG. 2 is a schematic side sectional view of the present utility model;

fig. 3 is a schematic view of a filter frame mounting structure according to the present utility model.

In the figure: 1. a sedimentation tank; 11. a raw water inlet pipe; 12. a primary water outlet pipe; 13. a partition plate 13; 2. a filtering tank; 21. a water distribution pipe; 3. a filtration system; 31. a coarse filtration layer; 311. a water guide plate; 312. a filter frame; 313. a slideway; 314. a storage drawer; 315. a drawing port; 316. a roller; 317. a handle; 32. a sand blocking net; 33. a quartz sand filter layer; 34. a fine filtration support plate; 4. a backwashing system; 41. backwashing the water pipe; 42. backwashing the air pipe; 43. a backwashing pipe; 5. and a water outlet pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The following describes in detail the technical solutions provided by the embodiments of the present utility model with reference to the accompanying drawings.

Example 1: referring to fig. 1, 2 and 3, a water treatment device with self-cleaning function for a cooling tower; the device comprises a sedimentation tank 1 and a filter tank 2, wherein a raw water inlet pipe 11 is arranged on one side of the upper part of the sedimentation tank 1, a plurality of first-stage water outlet pipes 12 are horizontally arranged on the other side of the upper part of the sedimentation tank 1 at intervals, the sedimentation tank 1 and the filter tank 2 are communicated through the first-stage water outlet pipes 12, water distribution pipes 21 are fixedly arranged at the water outlet ends of the first-stage water outlet pipes 12, the water distribution pipes 21 are positioned at the upper part of the filter tank 2, the diameters of water permeable holes at the bottoms of the water distribution pipes 21 are larger, the use requirements are met, the water distribution pipes 21 are equal to the filter tank 2 in length, a partition plate 13 is fixedly arranged in the middle of the sedimentation tank 1, the partition plate 13 divides the sedimentation tank 1 into two chambers, raw water firstly enters a chamber close to the raw water inlet pipe 11 and then gradually overflows to the other chamber, one-layer sewage sedimentation step is added, so that water entering the filter tank 2 is cleaner, and disturbance to the water entering the filter tank 2 is reduced, and a filter system 3 is arranged in the filter tank 2 below the water distribution pipes 21;

the filtering system 3 sequentially comprises a coarse filtering layer 31, a sand blocking net 32 and a quartz sand filtering layer 33 from top to bottom, a fine filtering supporting plate 34 is arranged below the quartz sand filtering layer 33, the side edge of the fine filtering supporting plate 34 is fixedly arranged on the side wall of the filtering pond 2, the size of a through hole of the fine filtering supporting plate 34 is smaller than that of a filtering material of the quartz sand filtering layer 33, and the size of the filtering material in the quartz sand filtering layer 33 is larger than that of the through hole passing through the sand blocking net 32;

the coarse filter layer 31 comprises a water guide plate 311, a filter frame 312, a slideway 313 and a storage drawer 314, wherein the filter frame 312 is internally filled with filter materials, an opening is arranged on the filter frame 312, the filter materials in the filter frame 312 can be replaced through the opening, the filter materials can be filler balls and common quartz particles, the quartz particles can also be filled into the filler balls for primary filtration of sewage, a plurality of slideways 313 are horizontally and continuously arranged in the filter tank 2, the side wall of the filter tank 2 at one end of the slideway 313 is provided with a drawing port 315 communicated with the slideways 313, the number of the storage drawers 314 is the same as that of the slideways 313, the storage drawers 314 are installed in the corresponding slideways 313 in a matched manner through the corresponding drawing ports 315, the filter tank 2 is hermetically separated, the tail end of the storage drawers 314 is used for plugging the drawing port 315, the tail end area of the storage drawers 314 is larger, when the storage drawers 314 are pushed to the topmost end of the slideway 313, the tail end of the storage drawers 314 are closely contacted with the outer side wall of the filter tank 2, the drawer 315 is completely plugged, a plurality of filter frames 312 are filled and installed in a drawer 314 which is installed in the slideway 313 in a matched manner, water through hollows penetrating through the slideway 313 are vertically formed in the bottom of the drawer 314 below the filter frames 312, the middles of the filter frames 312 and the drawer 314 are hollow, so that water flow is conveniently and directly discharged, the drawer 314 and a bottom plate penetrating through the slideway 313 are in a shape like a Chinese character 'hui', the drawer 314 and the bottom plate penetrating through the slideway 313 are hollow in the middle, a plurality of rollers 316 are fixedly installed on the lower surface of the drawer 314, the rollers 316 walk on two sides of the upper surface of the bottom plate of the slideway 313, so that the drawer 314 is conveniently pulled out and filter materials in the filter frames 312 are replaced, and a handle 317 is fixedly installed on the outer side surface, close to the drawer 315, of the drawer 314 so that the drawer 314 is conveniently pulled out, and the filter frames 312 in the drawer 314 are replaced or cleaned;

a water guide plate 311 is arranged above the space between every two adjacent filter frames 312, and the water guide plate 311 is also arranged above the space between the filter frame 312 at the edge and the inner side wall of the filter tank 2 so as to ensure that water in the water distribution pipe 21 is treated by the coarse filter layer 31, and two ends of a slideway 313 are fixedly arranged with the inner side wall of the filter tank 2;

the bottom of the filter tank 2 is provided with a backwashing system 4 and a water outlet pipe 5, the backwashing system 4 comprises a backwashing water pipe 41 and a backwashing air pipe 42, the backwashing water pipe 41 is connected with a backwashing water pump, the backwashing air pipe 42 is connected with a backwashing air pump, the upper parts of the sedimentation tank 1 and the filter tank 2 are provided with a plurality of backwashing pipes 43, the sedimentation tank 1 and the filter tank 2 are communicated by the backwashing pipes 43, the backwashing pipes 43 are opened to discharge backwashed water into the sedimentation tank 1 during backwashing, the height of the backwashing pipes 43 is larger than that of the first-stage water outlet pipes 12, the backwashing pipes 43 are arranged between two adjacent first-stage water outlet pipes 12 so as to ensure that backwashed water flows out quickly, when backwashing is carried out, the first-stage water outlet pipes 12 are blocked, the backwashing water pump and the backwashing air pump work together, and water-gas mixing starts flushing impurities adhered to the filter system 3 from the bottom of the filter tank 2 and flows into the sedimentation tank 1 along with the backwashing pipes 43;

when in use, raw water is discharged into the sedimentation tank 1 through the raw water inlet pipe 11, the raw water used by cooling of the cooling tower firstly enters a chamber close to the raw water inlet pipe 11 and then overflows to the other chamber step by step, one layer of sewage sedimentation step is added by the arrangement of the two chambers, so that water entering the filter tank 2 is cleaner, meanwhile, the disturbance of the raw water to the water entering the filter tank 2 is reduced, after the water in the two chambers is full, the water flows into the water distribution pipe 21 through the first-stage water outlet pipe 12, the water is uniformly dispersed on the filter frame 312 through the water distribution pipe 21, most of impurities in sewage can be filtered by the filter material in the filter frame 312, the water is treated by the filter material in the filter frame 312 and then flows to the sand blocking net 32 and the quartz sand filtering layer 33 in sequence, the water after final treatment is pumped to the position of the cooling tower through the water outlet pipe 5, and through setting up the coarse filter layer 31, when the filter material filtering work in the filter frame 312 reaches saturation, and when the back wash filter material can not thoroughly wash the filter material in the filter frame 312, the accessible pulling handle 317 pulls out the thing drawer 314 and washs or changes the filter material in the filter frame 312, the cooperation setting of thing drawer 314 and slide 313 can be simple and convenient quick change and wash the filter material in the filter frame 312, simultaneously, through setting up the sand blocking net 32, the loss of quartz filter material of quartz sand filter layer 33 when the back wash can be reduced, the problem that the sewage treatment effect of the device is influenced because of losing the filter material in the back wash process has been avoided.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides a cooling tower is with water treatment facilities with self-cleaning function, includes sedimentation tank (1) and filter vat (2), its characterized in that, sedimentation tank (1) upper portion one side is provided with raw water inlet tube (11), and sedimentation tank (1) upper portion opposite side level interval is provided with a plurality of one-level outlet pipes (12), and sedimentation tank (1) and filter vat (2) are through one-level outlet pipe (12) intercommunication, the fixed water outlet end of one-level outlet pipe (12) is fixed with water distribution pipe (21), and water distribution pipe (21) are located the upper portion of filter vat (2), be provided with filtration system (3) in filter vat (2) of water distribution pipe (21) below, filtration system (3) are from top to bottom including coarse filter layer (31), blocking sand net (32) and quartz sand filter layer (33) in proper order, and the below of quartz sand filter layer (33) is provided with thin filtration backup pad (34), and the side and filter vat (2) lateral wall fixed mounting of thin filtration backup pad (34) through-hole size is less than the size of quartz sand filter layer (33), size (312) are big in the filter material size of filter media (33) is put in the filter drawer (31), and filter media (313) are put through coarse filter media (313), filter material is filled in the filter frame (312), a plurality of slide ways (313) are arranged in the filter tank (2) in a horizontal continuous mode, drawing ports (315) communicated with the slide ways (313) are formed in the side wall of the filter tank (2) at one end of the slide ways (313), the number of the drawing ports (314) is the same as that of the slide ways (313), the drawing ports (315) are matched and installed in the corresponding slide ways (313), the filter tank (2) is sealed and separated, the drawing ports (315) are blocked by the tail end of the drawing port (314), a plurality of filter frames (312) are filled in the drawing ports (314) which are matched and installed in the slide ways (313), water through hollows penetrating through the slide ways (313) are formed in the bottom of the drawing port (314) at the lower portion of the filter frame (312), a water guide plate (311) is arranged above each two adjacent filter frames (312), a water guide plate (311) is arranged between the filter frame (312) at the edge and the inner side wall of the filter tank (2), and a water outlet pipe (4) are arranged at the bottom of the filter tank (2).

2. The water treatment device with the self-cleaning function for the cooling tower according to claim 1, wherein a partition plate (13) is fixedly arranged in the middle of the sedimentation tank (1), and the partition plate (13) divides the sedimentation tank (1) into two chambers.

3. The water treatment device with the self-cleaning function for the cooling tower according to claim 1, wherein the diameter of the water permeable hole at the bottom of the water distribution pipe (21) is larger, so that the use requirement is met.

4. The water treatment device with a self-cleaning function for the cooling tower according to claim 1, wherein the bottom plates of the storage drawer (314) and the penetrating slide way (313) are in a shape like a Chinese character 'hui', the middle parts of the bottom plates of the storage drawer (314) and the penetrating slide way (313) are hollowed out, a plurality of rollers (316) are fixedly arranged on the lower surface of the storage drawer (314), the rollers (316) walk on two sides of the upper surface of the bottom plate of the slide way (313), and the storage drawer (314) is conveniently pulled out and filter materials in the filter frame (312) are conveniently cleaned or replaced.

5. The water treatment device with the self-cleaning function for the cooling tower according to claim 1, wherein a handle (317) is fixedly arranged on the outer side surface of the storage drawer (314) close to the drawing opening (315) so as to facilitate drawing out the storage drawer (314), and replacing or cleaning the filter frame (312) in the storage drawer (314).

6. The water treatment device with a self-cleaning function for a cooling tower according to claim 1, wherein the backwashing system (4) comprises a backwashing water pipe (41) and a backwashing air pipe (42), a plurality of backwashing pipes (43) are arranged at the upper parts of the sedimentation tank (1) and the filtering tank (2), the sedimentation tank (1) and the filtering tank (2) are communicated by the backwashing pipes (43), water flows during backwashing discharge backwashed water into the sedimentation tank (1) through the backwashing pipes (43), and the height of the backwashing pipes (43) is larger than that of the primary water outlet pipe (12).

7. The water treatment device with self-cleaning function for cooling towers according to claim 6, wherein the backwash pipe (43) is provided between two adjacent primary water outlet pipes (12) to ensure rapid outflow of backwash water.