CN220867190U - Aeration grit chamber air supply device - Google Patents
Aeration grit chamber air supply device Download PDFInfo
- Publication number
- CN220867190U CN220867190U CN202322508413.8U CN202322508413U CN220867190U CN 220867190 U CN220867190 U CN 220867190U CN 202322508413 U CN202322508413 U CN 202322508413U CN 220867190 U CN220867190 U CN 220867190U
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- CN
- China
- Prior art keywords
- aeration
- air
- water storage
- storage device
- grit chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005273 aeration Methods 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000010865 sewage Substances 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000004576 sand Substances 0.000 claims abstract description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000001301 oxygen Substances 0.000 claims abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 6
- 238000004090 dissolution Methods 0.000 claims abstract description 5
- 238000005086 pumping Methods 0.000 claims abstract description 4
- 238000004062 sedimentation Methods 0.000 claims description 23
- 239000013049 sediment Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model discloses an air supply device of an aeration grit chamber, which comprises a water storage device for storing sewage and guiding precipitated sand to be discharged, wherein a plurality of stirring devices for stirring the sewage to improve the oxygen dissolution rate are symmetrically and uniformly arranged in the middle of the water storage device, the air supply device also comprises an air inlet device which is arranged at one side of the water storage device and is used for inputting clean air and intermittently preventing air from moving, and a plurality of aeration devices which are used for pumping out air and moving up and down to prevent blockage are uniformly arranged at the bottom of the water storage device. According to the air supply device of the aeration grit chamber, due to the design that the piston is arranged below the aeration cover, the aeration cover is pushed to move by the changed air flow, so that attached impurities can be conveniently shaken off, the working life of the aeration cover is prolonged, and blockage is prevented; the design that the sleeve is driven to move up and down through air movement controls shaking of all aeration covers through one electromagnetic valve, so that control cost is saved, and the number of the aeration covers is not influenced.
Description
Technical Field
The utility model belongs to the field of sewage treatment grit chambers, and particularly relates to an air supply device of an aeration grit chamber.
Background
The aeration sand settling device is an important device in sewage treatment facilities, is mainly used for aeration and precipitation in the biological treatment process, and can better decompose and remove organic matters in water by providing air and stirring. Such devices are generally classified into mechanical type and air floating type, and are widely used in the fields of municipal sewage treatment plants, industrial wastewater treatment, and the like.
The Chinese patent with the reference to the application number CN202221896320.6 discloses an air supply device of an aeration grit chamber of a sewage treatment plant, which comprises a device body, wherein the device body comprises a feeding tank, a grit chamber, a scattering device, a grit chamber and a discharging frame, the feeding tank is arranged at the left end of the grit chamber, the scattering device is arranged at the left end of the feeding tank, the top of the feeding tank is provided with a feeding port, the grit chamber is arranged in the grit chamber, and the discharging frame is arranged at the bottom of the grit chamber; the sand setting device comprises a first fan, a main exhaust pipe, a first exhaust pipe, a second exhaust pipe and a third exhaust pipe, wherein the main exhaust pipe is arranged at the output end of the first fan, the first exhaust pipe, the second exhaust pipe and the third exhaust pipe are all provided with a group, the first exhaust pipe, the second exhaust pipe and the third exhaust pipe are symmetrically arranged at the left end and the right end of the main exhaust pipe, and the output diffusion cover is arranged at the output end of the first exhaust pipe, the second exhaust pipe and the third exhaust pipe.
The disadvantages of the above patents are: part of sediment is attached to the aeration cover during precipitation, so that the surface of the aeration cover is easy to block for a long time, the design of removing the sediment on the surface of the aeration cover is not adopted, and the aeration amount is easy to influence.
Disclosure of utility model
The utility model aims to provide an air supply device of an aeration grit chamber, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The air supply device of the aeration grit chamber comprises a water storage device for storing sewage and guiding precipitated sand to be discharged, wherein a plurality of stirring devices for stirring the sewage to improve the oxygen dissolution rate are symmetrically and uniformly arranged in the middle of the water storage device, the air supply device also comprises an air inlet device which is arranged at one side of the water storage device and is used for inputting clean air and intermittently preventing air from moving, and a plurality of aeration devices which are used for pumping out air and moving up and down to prevent blockage are uniformly arranged at the bottom of the water storage device; the air inlet device comprises an air pump, a filter box is arranged in front of the air pump, a filter frame is inserted and pulled in the middle of the filter box, an electromagnetic valve is arranged in front of the filter box, and a shunt tube is arranged in front of the electromagnetic valve; the aeration device comprises a bottom pipe, a plurality of connecting pipes are uniformly arranged on the bottom pipe, a sleeve is slidably inserted at the top of each connecting pipe, a piston is fixedly arranged at the bottom of each sleeve, a spring is fixedly arranged at the bottom of each piston, and an aeration cover is arranged at the top of each sleeve.
Further: the water storage device comprises a sedimentation tank, and a sand outlet pipe is fixedly arranged at the bottom of the sedimentation tank.
Further: the stirring device comprises a bracket, and a stirring fan is arranged on the inner side of the bracket.
Further: the support is made of Q235 steel.
Further: the shunt tube is L-shaped, and the shunt tube is connected with the electromagnetic valve flange.
Further: the piston is connected with the connecting pipe in a sliding way, and the spring is connected with the bottom pipe through a bolt.
Compared with the prior art, the utility model has the beneficial effects that:
1. By arranging the piston below the aeration cover, the changed air flow pushes the aeration cover to move, so that the attached impurities can be conveniently shaken off, the working life of the aeration cover is prolonged, and the blockage is prevented;
2. The design that the sleeve is driven to move up and down by air movement is adopted, and all aeration covers are controlled to shake by one electromagnetic valve, so that the control cost is saved, and the quantity of the aeration covers is not influenced;
3. Through the design of installing the stirring fan additional in aeration cover top, be convenient for stir the rivers, increase oxygen dissolution rate, further improve the sedimentation effect.
Drawings
FIG. 1 is a schematic diagram of a gas supply device of an aeration grit chamber according to the present utility model;
FIG. 2 is a schematic diagram of a water storage device of an air supply device of an aeration grit chamber according to the present utility model;
FIG. 3 is a schematic structural view of an agitating device of an air supply device of an aeration grit chamber according to the present utility model;
FIG. 4 is a schematic view of the structure of an air inlet device of an air supply device of an aeration grit chamber according to the present utility model;
FIG. 5 is a right side sectional view of an aeration apparatus of an aeration grit chamber air supply apparatus according to the present utility model.
In the reference numerals: 1. a water storage device; 101. a sedimentation tank; 102. a sand outlet pipe; 2. an agitation device; 201. a bracket; 202. a stirring fan; 3. an air intake device; 301. an air pump; 302. a filter box; 303. a filter frame; 304. an electromagnetic valve; 305. a shunt; 4. an aeration device; 401. a bottom tube; 402. a connecting pipe; 403. a sleeve; 404. a piston; 405. a spring; 406. and (5) an aeration cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-5, an air supply device of an aeration grit chamber comprises a water storage device 1 for storing sewage and guiding sediment sand to be discharged, a plurality of stirring devices 2 for stirring the sewage to improve the oxygen dissolution rate are symmetrically and uniformly arranged in the middle of the water storage device 1, an air inlet device 3 for inputting clean air and intermittently preventing air from moving is arranged on one side of the water storage device 1, and a plurality of aeration devices 4 for pumping air and moving up and down to prevent blockage are uniformly arranged at the bottom of the water storage device 1.
In this embodiment: the water storage device 1 comprises a sedimentation tank 101 for storing sewage and providing a sedimentation space, the sedimentation tank 101 is rectangular, a funnel-shaped sand sedimentation landslide is arranged on the bottom surface of the sedimentation tank 101, a sand outlet pipe 102 for guiding sediment after sedimentation to be discharged is fixedly arranged at the bottom of the sedimentation tank 101, the sand outlet pipe 102 is rectangular, and sewage to be sedimented is led into the sedimentation tank 101 so as to facilitate subsequent reaction;
In this embodiment: the stirring device 2 comprises a support 201 for supporting and connecting, the support 201 is made of Q235 steel, the support 201 is connected with the sedimentation tank 101 through bolts, a stirring fan 202 for stirring sewage to improve the dissolved oxygen effect is mounted on the inner side of the support 201 through bolts, the support 201 supports the stirring fan 202 to rotate, sewage is driven to flow, and the contact degree with air is improved;
In this embodiment: the air inlet device 3 comprises an air pump 301 for extracting air, the air pump 301 is connected with the sedimentation tank 101 through bolts, a filter box 302 for providing a filtering space is connected to a pipeline in front of the air pump 301, the filter box 302 is made of Q235 steel, the filter box 302 is rectangular, a filter frame 303 for filtering impurities in the air is arranged in the middle of the filter box 302 in a plugging mode, when the filter box 303 needs to be cleaned, the filter frame 303 is extracted from the filter box 302 and is convenient to clean, an electromagnetic valve 304 for controlling gas input is mounted in the pipeline in front of the filter box 302, the electromagnetic valve 304 is connected with the sedimentation tank 101 through bolts, a shunt pipe 305 for uniformly dividing the gas into a bottom pipe 401 is arranged in front of the electromagnetic valve 304, the shunt pipe 305 is L-shaped, the shunt pipe 305 is connected with the electromagnetic valve 304 through a flange, sewage to be sedimented is introduced into the sedimentation tank 101, the sedimentation tank 101 supports the air pump 301 for extracting air, the extracted air is input into the filter box 302, the filter box 302 supports dust in the filter frame 303 for filtering the air, the dust blocking the aeration cover 406 is prevented, the sedimentation tank 101 supports the electromagnetic valve 304 to be opened, and the filtered air flows into the shunt pipe;
In this embodiment: the aeration device 4 comprises a bottom pipe 401 for driving gas to move forwards and backwards, the bottom pipe 401 is in flange connection with a shunt pipe 305, a plurality of connecting pipes 402 for conveying air upwards are uniformly arranged on the bottom pipe 401, the connecting pipes 402 and the bottom pipe 401 are integrally formed, a sleeve 403 for driving an aeration cover 406 to move upwards and downwards is slidably inserted into the top of each connecting pipe 402, a piston 404 for pushing the sleeve 403 to move upwards is fixedly arranged at the bottom of each sleeve 403, the piston 404 is slidably connected with the connecting pipe 402, a spring 405 for driving the piston 404 to reset through elasticity is connected with the bottom of each piston 404 through bolts, the springs 405 are connected with the bottom pipe 401 through bolts, an aeration cover 406 for introducing micro bubbles into sewage is arranged at the top of each sleeve 403, the air after being shunted flows into the bottom pipe 401 respectively, then flows into the connecting pipes 402 along the bottom pipe 401, the air pushes the piston 404 at the top of each connecting pipe 402 upwards, the sleeve 403 is driven to slide upwards along the connecting pipe 402, the piston 404 is pulled out from the top of the connecting pipe 402, then the gas enters the inside the sleeve 403, finally, small bubbles are formed into sewage through the sleeve 406, the electromagnetic valve 304 through the air cover 406, the electromagnetic valve is intermittently closed in the process, the electromagnetic valve is stopped, the air bubbles are intermittently returns to the electromagnetic valve 304, the electromagnetic valve is driven by the electromagnetic valve is driven to return the electromagnetic valve, the electromagnetic valve is driven by the piston 404, and the electromagnetic valve is driven to return the electromagnetic valve 404, the electromagnetic valve is driven to move the top the electromagnetic valve 404, and the electromagnetic valve is repeatedly and the impurities in the process to shake the top, the valve 404 through the process, and the aeration cover and the lower the valve is repeatedly, the valve is subjected to move the valve and the lower the valve and the valve.
Working principle: the sewage to be precipitated is introduced into the sedimentation tank 101, the sedimentation tank 101 supports the air pump 301 to pump air, the pumped air is input into the filter box 302, the filter box 302 supports the filter frame 303 to filter dust in the air, the dust is prevented from blocking the aeration hood 406, the sedimentation tank 101 supports the electromagnetic valve 304 to be opened, the filtered air flows into the shunt pipe 305, the air after being shunted flows into the bottom pipe 401 respectively, then enters the connecting pipe 402 along the bottom pipe 401, the air pushes the piston 404 at the top of the connecting pipe 402 upwards, the piston 404 drives the sleeve 403 to slide upwards along the connecting pipe 402, the piston 404 pulls out the gas from the top of the connecting pipe 402 into the sleeve 403, and finally, dense small bubbles are formed into the sewage through the aeration hood 406, the bracket 201 supports the stirring fan 202 to rotate, the sewage is driven to flow, the contact degree with the air is improved, the electromagnetic valve 304 is intermittently closed in the aeration process, the air is prevented from entering the connecting pipe 402, the piston 404 loses the thrust, the bottom pipe 401 supports the spring 405 to drive the piston 404 to reset through elasticity, the sleeve 403 to descend, the electromagnetic valve 304 drives the sleeve 403 to repeatedly lift in the switching process, and impurities at the top of the aeration hood 406 are shaken.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an aeration grit chamber air feeder, is including being used for depositing sewage and guide sediment husky exhaust water storage device (1), the symmetry evenly is provided with a plurality of agitating unit (2) that are used for stirring sewage improvement oxygen dissolution rate in the middle of water storage device (1), its characterized in that: the water storage device is characterized by further comprising an air inlet device (3) which is arranged at one side of the water storage device (1) and used for inputting clean air and intermittently preventing air from moving, wherein a plurality of aeration devices (4) which are used for pumping out air and moving up and down to prevent blockage are uniformly arranged at the bottom of the water storage device (1);
The air inlet device (3) comprises an air pump (301), a filter box (302) is arranged in front of the air pump (301), a filter frame (303) is arranged in the middle of the filter box (302) in a plug-in mode, an electromagnetic valve (304) is arranged in front of the filter box (302), and a shunt tube (305) is arranged in front of the electromagnetic valve (304);
The aeration device (4) comprises a bottom pipe (401), a plurality of connecting pipes (402) are uniformly arranged on the bottom pipe (401), a sleeve (403) is slidably inserted at the top of the connecting pipe (402), a piston (404) is fixedly arranged at the bottom of the sleeve (403), a spring (405) is fixedly arranged at the bottom of the piston (404), and an aeration cover (406) is arranged at the top of the sleeve (403).
2. An aeration grit chamber air supply device according to claim 1, wherein: the water storage device (1) comprises a sedimentation tank (101), and a sand outlet pipe (102) is fixedly arranged at the bottom of the sedimentation tank (101).
3. An aeration grit chamber air supply device according to claim 1, wherein: the stirring device (2) comprises a support (201), and a stirring fan (202) is arranged on the inner side of the support (201).
4. An aeration grit chamber air supply device according to claim 3, wherein: the support (201) is made of Q235 steel material.
5. An aeration grit chamber air supply device according to claim 1, wherein: the shunt tube (305) is L-shaped, and the shunt tube (305) is in flange connection with the electromagnetic valve (304).
6. An aeration grit chamber air supply device according to claim 1, wherein: the piston (404) is connected with the connecting pipe (402) in a sliding way, and the spring (405) is connected with the bottom pipe (401) in a bolt way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322508413.8U CN220867190U (en) | 2023-09-15 | 2023-09-15 | Aeration grit chamber air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322508413.8U CN220867190U (en) | 2023-09-15 | 2023-09-15 | Aeration grit chamber air supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220867190U true CN220867190U (en) | 2024-04-30 |
Family
ID=90805666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322508413.8U Active CN220867190U (en) | 2023-09-15 | 2023-09-15 | Aeration grit chamber air supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220867190U (en) |
-
2023
- 2023-09-15 CN CN202322508413.8U patent/CN220867190U/en active Active
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