CN220317582U - High-efficient dissolved air floatation equipment - Google Patents
High-efficient dissolved air floatation equipment Download PDFInfo
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- CN220317582U CN220317582U CN202321916984.9U CN202321916984U CN220317582U CN 220317582 U CN220317582 U CN 220317582U CN 202321916984 U CN202321916984 U CN 202321916984U CN 220317582 U CN220317582 U CN 220317582U
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- air
- dissolved air
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- filter
- dissolved
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 90
- 238000005189 flocculation Methods 0.000 claims abstract description 29
- 230000016615 flocculation Effects 0.000 claims abstract description 29
- 238000005345 coagulation Methods 0.000 claims abstract description 21
- 230000015271 coagulation Effects 0.000 claims abstract description 21
- 238000009300 dissolved air flotation Methods 0.000 claims abstract description 9
- 239000002893 slag Substances 0.000 claims description 30
- 230000001105 regulatory effect Effects 0.000 claims description 22
- 238000007790 scraping Methods 0.000 claims description 19
- 238000004140 cleaning Methods 0.000 claims description 14
- 238000011010 flushing procedure Methods 0.000 claims description 9
- 239000013049 sediment Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- 230000010405 clearance mechanism Effects 0.000 claims 1
- 238000005188 flotation Methods 0.000 abstract description 10
- 239000010865 sewage Substances 0.000 abstract description 5
- 239000010802 sludge Substances 0.000 abstract 1
- 229940037003 alum Drugs 0.000 description 12
- 239000002101 nanobubble Substances 0.000 description 10
- 238000007599 discharging Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 230000001112 coagulating effect Effects 0.000 description 4
- 238000007667 floating Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003307 slaughter Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Physical Water Treatments (AREA)
Abstract
The utility model discloses efficient dissolved air flotation equipment, which relates to the technical field of sewage treatment, and comprises a coagulation tank, a flocculation tank, a contact area, an air flotation area, a deslagging area, a sludge bucket, a clear water area, an air dissolving system and the like.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to efficient dissolved air flotation equipment.
Background
In daily production in industries such as medicines, foods and slaughter, a large amount of high-concentration suspended solid wastewater can be generated, the wastewater can be discharged after being treated, most of the existing high-concentration suspended solid wastewater treatment equipment is to introduce air into water through an air floatation basic principle, so that a large amount of micro bubbles are generated in the water, the micro bubbles are adhered to impurity particles to form a floating body with the specific gravity smaller than that of the water, the floating body floats on the water surface through a buoyancy principle, and thus a solid-liquid separation method is obtained.
Based on the above, the efficient dissolved air floatation equipment is provided, and the defects of the existing device can be overcome.
Disclosure of Invention
The utility model aims to provide efficient dissolved air floatation equipment for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a high-efficient dissolved air floatation equipment, by coagulating basin, flocculation basin, contact area, air supporting district, sediment district, mud bucket to and clear water district, dissolve parts such as gas system and constitute, coagulating basin input intercommunication is equipped with the inlet tube, coagulating basin output and flocculation basin input intercommunication, coagulating basin upper end cooperation is equipped with the coagulation mixer, flocculation basin upper end cooperation is equipped with the flocculation mixer, flocculation basin output and air supporting district intercommunication, the inside guide plate that is equipped with in air supporting district, guide plate one side and flocculation basin one side make up into the contact area, the air supporting district lower extreme is equipped with a plurality of mud bucket, the intercommunication is equipped with the mud pipe on the mud bucket, air supporting district one side cooperation is equipped with the clear water district, clear water district output intercommunication is equipped with the delivery port, clear water district input intercommunication is equipped with a plurality of water collector pipe, collector pipe one end extends to inside the air supporting district, air supporting district one side is inside to be close to the clear water district is fixed to be equipped with the slag slab, slag slab one side and air supporting district one side is organized into the synthetic district, air supporting district one side is equipped with the guide plate, air supporting plate one side and air supporting district one side is equipped with the contact area, the air supporting district lower extreme is equipped with a plurality of mud bucket, the air supporting is convenient for clean up air pump, and carries out the filter assembly on the air supporting district.
Based on the technical scheme, the utility model also provides the following optional technical schemes:
in one alternative: the gas transmission assembly comprises a dissolved air pump, a backflow water inlet pipe is arranged at the input end of the dissolved air pump in a communicating manner, the dissolved air pump is communicated with a backflow water level regulating valve through a backflow water outlet pipe, the output end of the backflow water level regulating valve is communicated with the input end of a dissolved air tank, a backwater water inlet pressure gauge is arranged at the output end of the backflow water level regulating valve in a matched manner, a dissolved air tank pressure gauge is arranged at the upper end of the dissolved air tank in a matched manner, an air compressor is arranged at the upper end of the dissolved air tank in a communicating manner, the output end of the dissolved air tank is communicated with the input end of a dissolved air water regulating valve, the output end of the dissolved air water regulating valve is communicated with one end of a dissolved air water pipe, the output end of the dissolved air water pipe is communicated with a conveying channel inside a contact area, and a plurality of micro-nano bubble releasers are arranged at the upper end of the conveying channel in a communicating manner.
In one alternative: the filter mechanism comprises a filter, a compressed air pipe is arranged at the input end of the filter in a communicating manner, the output end of the filter is communicated with the input end of the backflow water inlet pipe, and a cleaning assembly which is convenient for cleaning the filter screen inside the filter is arranged inside the filter.
In one alternative: the cleaning assembly comprises a back flushing device which is matched with the filter.
In one alternative: the cleaning mechanism comprises a slag scraping machine, and a plurality of slag scraping plates are arranged on the slag scraping machine.
In one alternative: and one side of the clear water area is provided with a water level regulating valve in a matching way.
In one alternative: the coagulation tank, the flocculation tank, the contact area and the lower end of the flocculation mixer are all provided with blow-down pipes.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the plurality of micro-nano bubble releasers are arranged to generate nano-scale micro bubbles, so that the micro bubbles are smaller than the bubbles of conventional air floatation equipment, the floc alum flowers can be conveniently and rapidly lifted, the sewage treatment speed can be conveniently accelerated, and meanwhile, the connection port can be detachably designed, so that the cleaning is convenient.
2. The filter mechanism is convenient for filtering suspended impurities, preventing the blockage of the gas dissolving system, and the back flushing device is arranged in the filter, so that the filter is convenient to clean along with the filter screen in the filter by adopting air back flushing, and the blockage of the filter of the gas dissolving system is prevented.
3. According to the utility model, the conical mud bucket is arranged, so that when the inflow water contains more sediment, mud collection at the bottom is prevented, and mud discharge at the bottom is facilitated.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic structural view of the slag scraping machine of the utility model.
FIG. 3 is a schematic diagram of the structure of the dissolved air tank.
Reference numerals annotate: 1 water inlet pipe, 2 coagulation tank, 3 coagulation mixer, 4 flocculation tank, 5 flocculation mixer, 6 dissolved air water pipe, 7 micro-nano bubble releaser, 8 contact area, 9 air floatation area, 10 mud bucket, 11 mud pipe, 12 slag scraper, 13 slag scraping plate, 14 water collecting pipe, 15 clear water area, 16 guide plate, 17 slag blocking plate, 18 water outlet, 19 water level regulating valve, 20 filter, 21 compressed air pipe, 22 return water inlet pipe, 23 dissolved air pump, 24 dissolved air tank, 25 air compressor, 26 return water outlet pipe, 27 electric control cabinet, 28 blow-down pipe, 29 back flushing device, 30 dissolved air water regulating valve, 31 return water level regulating valve, 32 return water inlet pressure gauge, 33 dissolved air tank pressure gauge, 34 walking ladder and 35 slag discharging area.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
In one embodiment, as shown in fig. 1-3, a high-efficiency dissolved air flotation device is composed of a coagulation tank 2, a flocculation tank 4, a contact area 8, an air flotation area 9, a slag discharging area 35, a mud bucket 10, a clear water area 15, a dissolved air system and the like, wherein the input end of the coagulation tank 2 is communicated with a water inlet pipe 1, the output end of the coagulation tank 2 is communicated with the input end of the flocculation tank 4, the upper end of the coagulation tank 2 is matched with a coagulation stirrer 3, the upper end of the flocculation tank 4 is matched with a flocculation stirrer 5, the output end of the flocculation tank 4 is communicated with an air flotation area 9, a guide plate 16 is arranged inside the air flotation area 9, one side of the guide plate 16 is combined with one side of the flocculation tank 4 to form the contact area 8, the lower end of the air flotation area 9 is provided with a plurality of mud buckets 10, the mud bucket 10 is communicated with a mud discharging pipe 11, one side of the air flotation area 9 is matched with a water cleaning area 15, the output end of the clear water area 15 is communicated with a water outlet 18, the input end of the clear water area 15 is communicated with a plurality of water collecting pipes 14, the water collecting pipes 14 are matched with an air pump 9 is arranged near one side of the air pump 9, one side of the air pump 23 is arranged near the air pump 9, one side of the air pump 23 is convenient to be fixed inside the air pump 9, the air pump is convenient to be separated into the air pump 9, and the air pump is convenient to be separated into the air pump area is clean air area is in the air area 9, and has a clear air bag is convenient to be separated, and has a clear air is easy to be separated from the air and has a clear air;
the gas transmission component comprises a dissolved gas pump 23, the input end of the dissolved gas pump 23 is communicated with a backflow water inlet pipe 22, the dissolved gas pump 23 is communicated with a backflow water level regulating valve 31 through a backflow water outlet pipe 26, the output end of the backflow water level regulating valve 31 is communicated with the input end of a dissolved gas tank 24, the output end of the backflow water level regulating valve 31 is matched with a backwater water inlet pressure gauge 32, the dissolved gas tank 24 is matched with a dissolved gas tank pressure gauge 33, the dissolved gas tank 24 is communicated with an air compressor 25, the output end of the dissolved gas tank 24 is communicated with the input end of a dissolved gas water regulating valve 30, the output end of the dissolved gas water regulating valve 30 is communicated with one end of a dissolved gas water pipe 6, the output end of the dissolved air water pipe 6 is communicated with a conveying channel inside the contact area 8, the upper end of the conveying channel is communicated with a plurality of micro-nano bubble releasers 7, when the device is used, the dissolved air pump 23 conveys dissolved air return water into the dissolved air tank 24, and meanwhile, the air compressor 25 conveys compressed air into the dissolved air tank 24, so that the air is strong to be dissolved in water to form dissolved air water, then the dissolved air water enters the conveying channel through the dissolved air water pipe 6, the conveying channel is released through the micro-nano bubble releasers 7, a large number of nano bubbles are released by the micro-nano bubble releasers 7 and are adhered to floc alum flowers, and when the floc alum flowers enter the air floatation area 9 and quickly rise to the surface of liquid inside the air floatation area 9.
The filter mechanism includes filter 20, filter 20 input intercommunication is equipped with compressed air pipe 21, filter 20 output and backward flow inlet tube 22 input intercommunication, during the use, filter 20 filters the dissolved air water, reduces impurity and gets into the dissolved air pump 23 inside, filter 20 inside is equipped with the cleaning subassembly that is convenient for carry out abluent to filter 20 inside filter screen.
The cleaning assembly comprises a back flushing device 29, the back flushing device 29 is matched with the filter 20, and when the cleaning assembly is used, air back flushing is adopted to clean a filter screen in the filter 20, so that the filter 20 of the dissolved air system is prevented from being blocked.
The cleaning mechanism comprises a slag scraping machine 12, a plurality of slag scraping plates 13 are arranged on the slag scraping machine 12, when the slag scraping machine is used, the slag scraping machine 12 is started, the slag scraping plate 13 is driven to rotate by the slag scraping machine 12, scraping of floc alum flowers in the air flotation area 9 is facilitated when the slag scraping plate 13 rotates, and the scraped floc alum flowers enter the slag discharging area 35.
A water level regulating valve 19 is arranged on one side of the clean water area 15 in a matched mode, and when the device is used, the water level of water outlet can be conveniently regulated.
The coagulation tank 2, the flocculation tank 4, the contact area 8 and the flocculation mixer 5 are all provided with blow-down pipes 28, and when in use, the blow-down pipes 28 can be opened to carry out slag discharge when slag discharge is required to the equipment.
The above embodiment discloses a high-efficiency dissolved air floatation device, wherein sewage flows into a coagulation tank 2 from a water inlet pipe 1, PAC is added to realize coagulation reaction through a coagulation mixer 3, colloid and suspended matters of the sewage flow into a flocculation tank 4 after forming alum flowers, PAM is added, the alum flowers are stirred and mixed through a flocculation mixer 5, the alum flowers are enlarged and then enter a contact area 8, meanwhile, a dissolved air pump 23 conveys dissolved air backwater into a dissolved air tank 24, an air compressor 25 conveys compressed air into the dissolved air tank 24, the air is forced to dissolve in water to form dissolved air water, then the dissolved air water enters a conveying channel through a dissolved air water pipe 6, the conveying channel is released through a micro-nano bubble releaser 7, a large number of nano bubbles are released by the micro-nano bubble releaser 7 and adhered with the alum flowers of the floccule, when the floc alum is in the air flotation zone 9, and rapidly rises to the liquid surface in the air flotation zone 9, the filter 20 filters dissolved air water, impurities are reduced, the impurities enter the dissolved air pump 23, air backflushing is adopted, the filter screen in the filter 20 is cleaned, the blockage of the filter 20 of the dissolved air system is prevented, the slag scraping machine 12 is started, the slag scraping machine 12 drives the slag scraping plate 13 to rotate, the slag scraping plate 13 is convenient to scrape the floc alum in the air flotation zone 9 during rotation, the scraped floc alum enters the slag discharging zone 35, liquid enters the clear water zone 15 through the water collecting pipe 14, water sources in the clear water zone 15 can be discharged through the water outlet 18, meanwhile, the mud bucket 10 is a conical mud bucket, mud is discharged at the bottom of the mud bucket conveniently, and a travelling path ladder 34 is arranged on one side of the coagulation pool 2.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a high-efficient dissolved air floatation device, includes coagulation basin (2), flocculation basin (4), contact zone (8), air supporting district (9), sediment district (35), mud bucket (10) and clear water district (15), coagulation basin (2) input intercommunication is equipped with inlet tube (1), coagulation basin (2) output and flocculation basin (4) input intercommunication, coagulation basin (2) upper end cooperation is equipped with coagulation mixer (3), flocculation basin (4) upper end cooperation is equipped with flocculation mixer (5), flocculation basin (4) output and air supporting district (9) intercommunication, a serial communication port, air supporting district (9) inside is equipped with guide plate (16), guide plate (16) one side and flocculation basin (4) one side group become contact zone (8), air supporting district (9) lower extreme is equipped with a plurality of mud bucket (10), the intercommunication is equipped with exhaust pipe (11) on mud bucket (10), air supporting district (9) one side cooperation is equipped with clear water district (15), air supporting district (15) output and air supporting district (9) are equipped with water collecting pipe (14) one side, water collecting pipe (14) are equipped with inside extension district (14), the utility model discloses a sediment removal device, including air supporting district (9), clear water district (15) and filter media, air supporting district (9) are inside to be close to fixed being equipped with of sediment board (17) in one side, sediment district (35) are assembled into in sediment board (17) one side and air supporting district (9) one side, it is fixed being equipped with automatically controlled cabinet (27) to coagulate pond (2) one side, and dissolved air pump (23) one end is equipped with the gas transmission subassembly that is convenient for make the inside floater of air supporting district (9) rise fast, dissolved air pump (23) input is equipped with the filter media who is convenient for carry out filterable to liquid, air supporting district (9) upper end is equipped with the clearance mechanism that is convenient for clear up the floater.
2. The efficient dissolved air flotation device according to claim 1, wherein the air transmission assembly comprises a dissolved air pump (23), a backflow water inlet pipe (22) is arranged at the input end of the dissolved air pump (23) in a communicating manner, the dissolved air pump (23) is communicated with a backflow water level regulating valve (31) through a backflow water outlet pipe (26), the output end of the backflow water level regulating valve (31) is communicated with the input end of the dissolved air tank (24), a backwater water inlet pressure gauge (32) is arranged at the output end of the backflow water level regulating valve (31) in a matched manner, a dissolved air tank pressure gauge (33) is arranged at the upper end of the dissolved air tank (24) in a matched manner, an air compressor (25) is arranged at the upper end of the dissolved air tank (24) in a communicating manner, the output end of the dissolved air tank (24) is communicated with the input end of a dissolved air regulating valve (30), the output end of the dissolved air regulating valve (30) is communicated with one end of the dissolved air water pipe (6), the output end of the dissolved air pipe (6) is communicated with an internal conveying channel of the contact area (8), and a plurality of micro-nano air bubble releasers (7) are arranged at the upper end of the conveying channel in a communicating manner.
3. The efficient dissolved air flotation device according to claim 1, wherein the filtering mechanism comprises a filter (20), a compressed air pipe (21) is arranged at the input end of the filter (20) in a communicated mode, the output end of the filter (20) is communicated with the input end of a backflow water inlet pipe (22), and a cleaning assembly which is convenient for cleaning a filter screen inside the filter (20) is arranged inside the filter (20).
4. A high efficiency gas dissolved air flotation device according to claim 3, wherein the cleaning assembly comprises a back flushing device (29), the back flushing device (29) being arranged inside the filter (20) in a cooperating manner.
5. An efficient dissolved air flotation device as claimed in claim 1, wherein the cleaning mechanism comprises a slag scraper (12), and a plurality of slag scraping plates (13) are arranged on the slag scraper (12).
6. An efficient dissolved air flotation device as claimed in claim 1, wherein a water level regulating valve (19) is provided on one side of the clear water zone (15).
7. An efficient dissolved air flotation device according to claim 1, characterized in that the coagulation tank (2), the flocculation tank (4), the contact area (8) and the flocculation agitator (5) are provided with blow-down pipes (28) at their lower ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321916984.9U CN220317582U (en) | 2023-07-20 | 2023-07-20 | High-efficient dissolved air floatation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321916984.9U CN220317582U (en) | 2023-07-20 | 2023-07-20 | High-efficient dissolved air floatation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220317582U true CN220317582U (en) | 2024-01-09 |
Family
ID=89426109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321916984.9U Active CN220317582U (en) | 2023-07-20 | 2023-07-20 | High-efficient dissolved air floatation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220317582U (en) |
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2023
- 2023-07-20 CN CN202321916984.9U patent/CN220317582U/en active Active
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