CN221014656U - Automatic sand tank cleaning system - Google Patents
Automatic sand tank cleaning system Download PDFInfo
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- CN221014656U CN221014656U CN202322802387.XU CN202322802387U CN221014656U CN 221014656 U CN221014656 U CN 221014656U CN 202322802387 U CN202322802387 U CN 202322802387U CN 221014656 U CN221014656 U CN 221014656U
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- 238000004140 cleaning Methods 0.000 title claims abstract description 180
- 239000004576 sand Substances 0.000 title claims abstract description 156
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000010865 sewage Substances 0.000 claims abstract description 26
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 14
- 231100000719 pollutant Toxicity 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 239000000706 filtrate Substances 0.000 abstract description 4
- 230000000630 rising effect Effects 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 description 6
- 238000005406 washing Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The utility model provides an automatic sand tank cleaning system, relates to the technical field of water treatment equipment, and solves the technical problems of unreasonable design, need of shutdown cleaning, poor cleaning effect, low cleaning efficiency and limitation in use of a sand tank cleaning system in the prior art. Because the sewage content of the sand medium at the lower part of the sand bed is maximum, the inlet end of the cleaning pipe extends to the lower part of the sand bed, high-pressure air is continuously output into the cleaning pipe through the air compressor, so that a gas stripping effect is formed in the cleaning pipe, the sand medium with the pollutants attached at the lower part of the sand bed, filtrate and air flow upwards into the cleaning box along the cleaning pipe, the attached pollutants can be separated from the sand medium by strong disturbance of gas and liquid in the rising process, the cleaned sand medium returns to the sand bed again through the sand returning mechanism, and the cleaning water with the pollutants is discharged through the sewage discharging mechanism, so that the cleaning operation of the sand medium is realized.
Description
Technical Field
The utility model relates to the technical field of water treatment equipment, in particular to an automatic sand tank cleaning system.
Background
With the increasing awareness of environmental protection, water treatment equipment is becoming an important object of attention. In water treatment equipment, the sand tank is widely applied to various water treatment processes and plays a key role.
The sand tank is a sand filter and mainly consists of a tank body, a sand medium and a water adding port. The water purifier has the function of filtering out impurities and solid particles in the water through physical filtering, so that the water becomes cleaner.
The water to be treated enters the sand bed through the water inlet pipe of the sand tank and is guided to flow upwards, and pollutants in the water are intercepted and filtered through the filtering action of the sand bed in the flowing process, and filtered filtrate flows out from the water outlet at the top of the sand tank. The pollutant is deposited to the bottom of the sand bed under the action of self gravity, and as the filtering time is prolonged, the pollutant deposition is more and more, and the water quality of the effluent is worse and worse, so that the sand medium needs to be cleaned regularly.
At present, most of sand medium cleaning modes of the sand tank form upward flowing cleaning water flow in the sand bed through a water pump, pollutants upward flow along with the water flow and flow out from a sewage outlet at the upper part of the sand tank, so that the sand medium is cleaned. However, the upper part of the sand bed is positioned at the cleaning end, so that the problem of incomplete cleaning exists, and when the sand medium is cleaned, the filtering operation must be interrupted, the filtering efficiency is low, and the use is limited.
In view of this, the present utility model has been made.
Disclosure of utility model
The utility model aims to provide an automatic sand tank cleaning system, which aims to solve the problems that the design of a sand tank cleaning system in the prior art is unreasonable, shutdown cleaning is needed, the cleaning effect is poor, the cleaning efficiency is low, and a plurality of technical effects which can be produced by the preferred technical proposal among the technical proposal provided by the utility model are explained in detail below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides an automatic sand tank cleaning system which comprises a cleaning mechanism, an air supply mechanism, a sand returning mechanism and a sewage discharging mechanism, wherein the air supply mechanism is arranged on the cleaning mechanism; the cleaning mechanism comprises a cleaning box and a cleaning pipe, wherein the inlet end of the cleaning pipe extends to the lower part of the sand bed, and the outlet end of the cleaning pipe is communicated with the cleaning box; the air supply mechanism comprises an air compressor and an air supply pipe, and the air compressor is communicated with the cleaning pipe through the air supply pipe; the inlet end of the sand returning mechanism is communicated with the cleaning box, and the outlet end of the sand returning mechanism extends to the position above the sand bed; the sewage discharging mechanism is communicated with the cleaning box.
Preferably, the cleaning mechanism further comprises a cleaning cover, the cleaning cover is connected with the inner top plate of the cleaning box, the cleaning cover is of an umbrella-shaped structure, the opening end of the cleaning cover faces the outlet end of the cleaning pipe, and the cleaning cover and the cleaning pipe are concentrically arranged;
Preferably, the cleaning mechanism further comprises a separation plate, the separation plate is sleeved on the periphery of the outlet end of the cleaning pipe, a sand return space is formed between the separation plate and the outlet end of the cleaning pipe, and the opening end of the cleaning cover extends into the sand return space;
Preferably, the sand returning mechanism comprises a sand returning pipe, the sand returning pipe is sleeved on the cleaning pipe, the inlet end of the sand returning pipe is communicated with the sand returning space, the outlet end of the sand returning pipe extends to the upper part of the sand bed, the sand returning pipe is provided with a labyrinth runner, and the labyrinth runner is of an S-shaped bending structure extending along the axial direction;
Preferably, the inlet end of the cleaning pipe is provided with a flow gathering cover, the flow gathering cover is of a horn-shaped structure, and the inner diameter of the flow gathering cover is gradually reduced along the cleaning water flow direction;
Preferably, the sewage draining mechanism comprises a sewage draining pipe and a sewage draining pump, a water storing space is formed between the partition plate and the inner wall of the cleaning box, and the sewage draining pump is communicated with the water storing space through the sewage draining pipe;
Preferably, the sand washing device further comprises a support cover, wherein the support cover is sleeved on the lower part of the washing pipe, the support cover is of an umbrella-shaped structure, the support cover is connected with the inner wall of the sand tank through a connecting piece, and a channel for sand medium to flow is formed between the outer periphery of the support cover and the inner wall of the sand tank;
preferably, the air compressor further comprises a control module, wherein the control module is electrically connected with the air compressor and the sewage pump respectively;
preferably, the air supply pipe is sleeved at the lower part of the cleaning pipe, and a plurality of through holes are formed in the cleaning pipe at positions corresponding to the air supply pipe.
The preferred technical scheme of the utility model can at least have the following technical effects:
The utility model effectively solves the technical problems of unreasonable design, need of shutdown cleaning, poor cleaning effect, low cleaning efficiency and limitation of use of the sand tank cleaning system in the prior art. The utility model provides an automatic sand tank cleaning system which comprises a cleaning mechanism, an air supply mechanism, a sand returning mechanism and a sewage discharging mechanism. The cleaning mechanism comprises a cleaning box and a cleaning pipe, wherein the inlet end of the cleaning pipe extends to the lower part of the sand bed, and the outlet end of the cleaning pipe is communicated with the cleaning box. The air supply mechanism comprises an air compressor and an air supply pipe, and the air compressor is communicated with the cleaning pipe through the air supply pipe. The inlet end of the sand returning mechanism is communicated with the cleaning box, and the outlet end of the sand returning mechanism extends to the upper part of the sand bed. The sewage discharging mechanism is communicated with the cleaning box. Because the sewage content of the sand medium at the lower part of the sand bed is maximum, the inlet end of the cleaning pipe extends to the lower part of the sand bed, high-pressure air is continuously output into the cleaning pipe through the air compressor, so that a gas stripping effect is formed in the cleaning pipe, the sand medium, filtrate and air with the attached pollutants at the lower part of the sand bed flow upwards into the cleaning box along the cleaning pipe, the attached pollutants can be separated from the sand medium by strong disturbance of gas and liquid in the rising process, the cleaned sand medium returns to the sand bed again through the sand returning mechanism, and the cleaning water with the pollutants is discharged through the sewage discharging mechanism, so that the cleaning operation of the sand medium is realized.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a sand tank automatic cleaning system provided by the utility model;
Fig. 2 is a schematic structural view of the automatic sand tank cleaning system in a use state.
In the figure:
1-a cleaning box; 2-cleaning the tube; 201-a through hole; 3-cleaning the cover; 4-dividing plates; 5-an air compressor; 6-a gas supply pipe; 7-a sand return pipe; 701-maze flow path; 702-slope; 8-a flow gathering cover; 9-a blow-down pipe; 10-a sewage pump; 11-a support hood; 12-a sand tank; 13-sand bed; 14-a clean room; 15-connecting piece; 16-sand returning space; 17-water storage space.
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 described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
As shown in fig. 1 and 2, the utility model provides an automatic sand tank cleaning system, which comprises a cleaning mechanism, an air supply mechanism, a sand returning mechanism and a sewage discharging mechanism. The cleaning mechanism comprises a cleaning box 1 and a cleaning pipe 2, wherein the inlet end of the cleaning pipe 2 extends to the lower part of the sand bed 13, and the outlet end of the cleaning pipe 2 is communicated with the cleaning box 1. The air supply mechanism comprises an air compressor 5 and an air supply pipe 6, and the air compressor 5 is communicated with the cleaning pipe 2 through the air supply pipe 6. The inlet end of the sand returning mechanism is communicated with the cleaning box 1, and the outlet end of the sand returning mechanism extends to the upper part of the sand bed 13. The sewage discharging mechanism is communicated with the cleaning box 1.
Because the sewage content of the sand medium at the lower part of the sand bed 13 is maximum, the inlet end of the cleaning pipe 2 extends to the lower part of the sand bed 13, high-pressure air is continuously output into the cleaning pipe 2 through the air compressor 5, so that a stripping effect is formed in the cleaning pipe 2, the sand medium with the adhered pollutants at the lower part of the sand bed 13, filtrate and air flow upwards into the cleaning box 1 along the cleaning pipe 2, the adhered pollutants can be separated from the sand medium by strong disturbance of air and liquid in the rising process, the cleaned sand medium returns to the sand bed 13 again through the sand returning mechanism, and the cleaning water with the pollutants is discharged through the sewage discharging mechanism, so that the cleaning operation of the sand medium is realized.
As an alternative embodiment, the air supply pipe 6 is sleeved at the lower part of the cleaning pipe 2, a plurality of through holes 201 are formed in the cleaning pipe 2 at positions corresponding to the air supply pipe 6, and an air supply valve is arranged on the air supply pipe 6. The high-pressure gas continuously enters the cleaning pipe 2 through the through holes 201, negative pressure is formed at the inlet end of the cleaning pipe 2, and the sand medium and liquid at the lower part of the sand bed 13 are lifted to the cleaning box 1 for cleaning through the air stripping effect.
As an alternative embodiment, the cleaning mechanism further comprises a cleaning cover 3, the cleaning cover 3 is connected with the inner top plate of the cleaning box 1, the cleaning cover 3 is of an umbrella-shaped structure, the opening end of the cleaning cover faces the outlet end of the cleaning pipe 2, the cleaning cover 3 and the cleaning pipe 2 are concentrically arranged, and the outlet end of the cleaning pipe 2 can extend to the cleaning cover 3. Under the air stripping effect, the water flow sprayed out from the outlet end of the cleaning pipe 2 impacts the cleaning cover 3, and pollutants are separated from the sand medium along with the impact friction of the sand medium and the cleaning cover 3, so that the cleaning effect of the sand medium is further improved.
As an alternative embodiment, the cleaning mechanism further comprises a separation plate 4, the separation plate 4 is of an annular structure, the separation plate 4 is sleeved on the periphery of the outlet end of the cleaning pipe 2, a sand return space 16 is formed between the separation plate and the outlet end of the cleaning pipe 2, the opening end of the cleaning cover 3 extends into the sand return space 16, sand media can be effectively intercepted, the sand media are prevented from being discharged out of the cleaning box 1 along with cleaning water, and loss of the sand media is reduced.
As an alternative embodiment, the drain mechanism comprises a drain pipe 9 and a drain pump 10, a water storage space 17 is formed between the partition plate 4 and the inner wall of the washing tank 1, and the drain pump 10 is communicated with the water storage space 17 through the drain pipe 9. The drain pump 10 sucks the cleaning water in the water storage space 17 into the drain pipe 9 and discharges the cleaning water. A drain valve is arranged on the drain pipe 9.
As an alternative embodiment, the sand returning mechanism comprises a sand returning pipe 7, the sand returning pipe 7 is sleeved on the cleaning pipe 2, the inlet end of the sand returning pipe 7 is communicated with the sand returning space 16, the outlet end of the sand returning pipe 7 extends to the upper part of the sand bed 13, the sand returning pipe 7 is provided with a labyrinth runner 701, the labyrinth runner 701 is of an axially extending S-shaped bending structure, and the stroke of returning sand media to the sand bed 13 is prolonged. The sewage pump 10 can generate a certain suction force to the sand return pipe 7 in the sewage draining process, so that the purifying liquid in the purifying chamber 14 of the sand tank 12 is pumped into the cleaning box 1 through the labyrinth flow passage 701, the purifying liquid flows reversely with the sand medium, the sand medium is further cleaned, and the sand medium returns to the sand bed 13 from the labyrinth flow passage 701 under the action of self gravity. The labyrinth flow passage 701 can completely isolate the cleaning water in the cleaning tank 1 from the cleaning chamber 14 of the sand tank 12, and prevent the cleaning water from flowing into the cleaning chamber 14 of the sand tank 12 and polluting the cleaning chamber 14 of the sand tank 12. Wherein the inlet end of the sand return pipe 7 is provided with a slope surface 702 for guiding the sand medium into the labyrinth runner 701.
As an alternative embodiment, the inlet end of the cleaning pipe 2 is provided with a flow gathering cover 8, the flow gathering cover 8 is in a horn-shaped structure, the inner diameter of the flow gathering cover 8 gradually decreases along the cleaning water flow direction, and the pumping efficiency of sand media at the lower part of the sand bed 13 is improved.
As an alternative embodiment, the cleaning device further comprises a supporting cover 11, the supporting cover 11 is sleeved at the lower part of the cleaning pipe 2, the supporting cover 11 is of an umbrella-shaped structure, the supporting cover 11 is connected with the inner wall of the sand tank 12 through a connecting piece 15, a channel for the flow of sand medium is arranged between the outer periphery of the supporting cover 11 and the inner wall of the sand tank 12, and the force acting on the inlet end of the cleaning pipe 2 is dispersed, so that the inlet end of the cleaning pipe 2 is protected.
As an alternative embodiment, the air compressor further comprises a control module, and the control module is electrically connected with the air compressor 5 and the sewage pump 10 respectively.
It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.
In the description of the present utility model, it is to be noted that, unless otherwise indicated, the meaning of "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", etc., refer to an orientation or positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood as appropriate by those of ordinary skill in the art.
In the description of the present specification, a description of the terms "one embodiment," "some embodiments," "examples," "specific examples," or "one example" and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (9)
1. The automatic sand tank cleaning system is characterized by comprising a cleaning mechanism, an air supply mechanism, a sand returning mechanism and a sewage discharging mechanism; the cleaning mechanism comprises a cleaning box and a cleaning pipe, wherein the inlet end of the cleaning pipe extends to the lower part of the sand bed, and the outlet end of the cleaning pipe is communicated with the cleaning box; the air supply mechanism comprises an air compressor and an air supply pipe, and the air compressor is communicated with the cleaning pipe through the air supply pipe; the inlet end of the sand returning mechanism is communicated with the cleaning box, and the outlet end of the sand returning mechanism extends to the position above the sand bed; the sewage discharging mechanism is communicated with the cleaning box.
2. The automatic sand tank cleaning system of claim 1, wherein the cleaning mechanism further comprises a cleaning cover connected to the inner ceiling of the cleaning tank, the cleaning cover having an umbrella-like structure with an open end facing the outlet end of the cleaning tube, the cleaning cover being disposed concentrically with the cleaning tube.
3. The automatic sand tank cleaning system according to claim 2, wherein the cleaning mechanism further comprises a separation plate, the separation plate is sleeved on the periphery of the outlet end of the cleaning pipe, a sand return space is formed between the separation plate and the outlet end of the cleaning pipe, and the opening end of the cleaning cover extends into the sand return space.
4. A sand tank automatic cleaning system according to claim 3, wherein the sand return mechanism comprises a sand return pipe, the sand return pipe is sleeved on the cleaning pipe, an inlet end of the sand return pipe is communicated with the sand return space, an outlet end of the sand return pipe extends to above a sand bed, the sand return pipe is provided with a labyrinth runner, and the labyrinth runner is of an axially extending S-shaped bending structure.
5. The automatic sand tank cleaning system according to claim 1, wherein the inlet end of the cleaning pipe is provided with a flow gathering cover, the flow gathering cover is of a horn-shaped structure, and the inner diameter of the flow gathering cover is gradually reduced along the cleaning water flow direction.
6. A sand tank automatic cleaning system according to claim 3, wherein the blowdown mechanism comprises a blowdown pipe and a blowdown pump, a water storage space is formed between the partition plate and the inner wall of the cleaning tank, and the blowdown pump is communicated with the water storage space through the blowdown pipe.
7. The automatic sand tank cleaning system according to claim 1, further comprising a supporting cover, wherein the supporting cover is sleeved on the lower portion of the cleaning pipe, the supporting cover is of an umbrella-shaped structure, the supporting cover is connected with the inner wall of the sand tank through a connecting piece, and a channel for sand medium to flow is formed between the outer periphery of the supporting cover and the inner wall of the sand tank.
8. The automatic sand tank cleaning system of claim 6 further comprising a control module electrically connected to the air compressor and the sewage pump, respectively.
9. The automatic sand tank cleaning system according to claim 1, wherein the air supply pipe is sleeved at the lower part of the cleaning pipe, and the cleaning pipe is provided with a plurality of through holes at positions corresponding to the air supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322802387.XU CN221014656U (en) | 2023-10-18 | 2023-10-18 | Automatic sand tank cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322802387.XU CN221014656U (en) | 2023-10-18 | 2023-10-18 | Automatic sand tank cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221014656U true CN221014656U (en) | 2024-05-28 |
Family
ID=91133649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322802387.XU Active CN221014656U (en) | 2023-10-18 | 2023-10-18 | Automatic sand tank cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221014656U (en) |
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- 2023-10-18 CN CN202322802387.XU patent/CN221014656U/en active Active
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