CN201713352U - Horizontal flow air flotation device - Google Patents
Horizontal flow air flotation device Download PDFInfo
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- CN201713352U CN201713352U CN2010201742985U CN201020174298U CN201713352U CN 201713352 U CN201713352 U CN 201713352U CN 2010201742985 U CN2010201742985 U CN 2010201742985U CN 201020174298 U CN201020174298 U CN 201020174298U CN 201713352 U CN201713352 U CN 201713352U
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- dissolving
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- inlet pipe
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Abstract
The utility model discloses a horizontal flow air flotation device, which belongs to the technical filed of environmental water treating and purifying equipment. The device comprises an air floatation tank and a dissolving air container; a sludge scraping device and a sewage inlet pipe are matched and arranged above the air floatation tank; a deslagging opening, a purified water outlet pipe and a liquid level sensor are matched and arranged on one side of the air floatation tank; a baffle is arranged in the air floatation tank; the dissolving air container is respectively and fixedly connected with an air compressor and a dissolving air water pump; a dissolving air water inlet pipe connected with the air floatation tank is arranged at the bottom of the dissolving air container; the dissolving air water pump is connected with the air floatation tank through a water pipe; a dosing device is also connected on the dissolving air water inlet pipe; a pressure sensor and a liquid level sensor are matched and arranged on the dissolving air container; a water flow sensor is matched and arranged on the sewage inlet pipe; a sludge quantity detector is matched and arranged on the deslagging opening; and a COD detector is matched and arranged on the purified water outlet pipe. By adopting the technology, the device does not need hand operation, saves labor force, accurately controls each link, is convenient to be operated, has good sewage disposal effect, prolongs the mechanical service life, and achieves the purposes of energy saving and emission reduction.
Description
Technical field
The utility model belongs to environmental protection water treatment purification technology field, be specifically related to a kind of simple to operate, the full automatic flat flow air-floating apparatus of good sewage processing effect.
Background technology
The air of being delivered in the air vessel by air compressor is brought into dissolving by fluidic device, is forced to be dissolved in the water under 0.35Mpa pressure, forms dissolved air water, delivers in the air flotation slot.Under situation about discharging suddenly, the air that is dissolved in the water is separated out, form a large amount of microbubble groups, suspended substance in that come with pumping and the sewage that flocculating after dosing fully contacts, and slowly be adsorbed in the good suspended substance of wadding collection in the uphill process, its density is descended and floatingly by slag scraper it is struck off then, reach the purpose of removing suspended impurity in the water to the water surface.This equipment is widely used on the environment protection sewage treatment system.The flat flow air supporting utility appliance of using is many at present, and complicated contact is arranged between each utility appliance, and generally all is artificial control, therefore, has the shortcoming of complicated operation, makes sewage disposal not reach expected effect.
The utility model content
At the above-mentioned problems in the prior art, it is a kind of simple to operate that the purpose of this utility model is to provide, the full automatic flat flow air-floating apparatus of good sewage processing effect.
Described a kind of flat flow air-floating apparatus, comprise air flotation pool and dissolving, described air flotation pool top is equipped with Scraping device and sewage water inlet pipe, one side of air flotation pool also is equipped with slag-drip opening, water purification rising pipe and liquid level sensor, dividing plate is set in the air flotation pool, dissolving is fixedlyed connected with the dissolved air water pump with air compressor machine respectively, the dissolving bottom is provided with the dissolved air water inlet pipe that is connected with air flotation pool, the dissolved air water pump is connected with air flotation pool by water pipe, also connect chemicals dosing plant on the described dissolved air water inlet pipe, it is characterized in that being equipped with on the described dissolving pressure transmitter and liquid level sensor, be equipped with water flow sensing unit on the sewage water inlet pipe, be equipped with the sludge quantity detector on the slag-drip opening, be equipped with the COD detector on the water purification rising pipe.
Described a kind of flat flow air-floating apparatus is characterized in that described Scraping device comprises to scrape mud motor and chain, and two cleaning shoes and tightening pulley are set on the chain.
Described a kind of flat flow air-floating apparatus is characterized in that described chemicals dosing plant comprises the dosing whipping appts and the motor that can add the PAM medicine.
Described a kind of flat flow air-floating apparatus is characterized in that described chemicals dosing plant also comprises the dosing whipping appts and the motor that can add the PAM medicine.
Above-mentioned a kind of flat flow air-floating apparatus, comprise air flotation pool and dissolving, described air flotation pool top is equipped with Scraping device and sewage water inlet pipe, one side of air flotation pool also is equipped with slag-drip opening, water purification rising pipe and liquid level sensor, dividing plate is set in the air flotation pool, dissolving is fixedlyed connected with the dissolved air water pump with air compressor machine respectively, the dissolving bottom is provided with the dissolved air water inlet pipe that is connected with air flotation pool, the dissolved air water pump is connected with air flotation pool by water pipe, also connect chemicals dosing plant on the described dissolved air water inlet pipe, be equipped with pressure transmitter and liquid level sensor on the described dissolving, be equipped with water flow sensing unit on the sewage water inlet pipe, be equipped with the sludge quantity detector on the slag-drip opening, be equipped with the COD detector on the water purification rising pipe.The utility model adopts above-mentioned technology, connects the PLC programmable logic controller on the computer, without manual operation, labor savings, and control each link accurately, simple to operate, good sewage processing effect has prolonged mechanical work-ing life, has reached the purpose of energy-saving and emission-reduction.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a control flow chart of the present utility model.
Among the figure: 1-dosing whipping appts, 2-motor, 3-water flow sensing unit, 4-liquid level sensor, 5-are scraped the mud motor, the 6-cleaning shoe, the 7-chain, 8-tightening pulley, 9-cleaning shoe, 10-sludge quantity detector, 11-slag-drip opening, 12-water purification rising pipe, the 13-COD detector, 14-air flotation pool, 14a-dividing plate, the 14b-water pipe, 14c-water pipe, 15-sewage water inlet pipe, 16-dissolved air water inlet pipe, the 17-liquid level sensor, 18-dissolved air water pump, 19-air compressor machine, the 20-pressure transmitter, the 21-dissolving, 22-dosing whipping appts, 23-motor.
Embodiment
As shown in Figure 1, a kind of flat flow air-floating apparatus, comprise air flotation pool 14 and dissolving 21, described air flotation pool 14 tops are equipped with Scraping device and sewage water inlet pipe 15, one side of air flotation pool 14 also is equipped with slag-drip opening 11, water purification rising pipe 12 and liquid level sensor 4, dividing plate 14a is set in the air flotation pool 14, dissolving 21 is fixedlyed connected with dissolved air water pump 18 with air compressor machine 19 respectively, dissolving 21 bottoms are provided with the dissolved air water inlet pipe 16 that is connected with air flotation pool 14, dissolved air water pump 18 is connected with air flotation pool 14 by water pipe 14b, also connect chemicals dosing plant on the described dissolved air water inlet pipe 16, be equipped with pressure transmitter 20 and liquid level sensor 17 on the described dissolving 21, be equipped with water flow sensing unit 3 on the sewage water inlet pipe 15, be equipped with sludge quantity detector 10 on the slag-drip opening 11, floating 14 belows, pond also are equipped with and water purification tank water pipe connecting 14c, and the water in the water purification tank flows out by water purification rising pipe 12 after 13 detections of the COD of top detector are qualified.Described Scraping device comprises scrapes mud motor 5 and chain 7, and two cleaning shoes 6,9 and tightening pulley 8 are set on the chain 7.Chemicals dosing plant on the described dissolved air water inlet pipe 16 comprises the dosing whipping appts 1 and the motor 2 that can add the PAM medicine, also comprises the dosing whipping appts 22 and the motor 23 that can add the PAM medicine.Dosing whipping appts 1 and dosing whipping appts 22 are respectively by the Frequency Converter Control on the PLC programmable logic controller on the computer.PAM described in the utility model and PAC refer to polyacrylamide and polymerize aluminum chloride respectively.
The principle of work of the utility model flat flow air-floating apparatus is: begin water inlet when the water flow sensing unit 3 of air supporting water inlet detects air supporting, and pneumatically supported liquid level reaches the sensing range of air supporting liquid level sensor 4, PLC programmable logic controller output signal, control air compressor machine 19 is started working, dissolving begins inflation, when the air pressure in the dissolving 21 reaches the set(ting)value of dissolving 21 pressure transmitters 20, PLC programmable logic controller output signal, dissolved air water pump 18 frequency transformers are started working, and control dissolved air water pump 18 is to dissolving 21 setting-out.The rotating speed of dissolved air water pump 18 is controlled by dissolved air water pump 18 frequency transformers by the liquid level sensor 17 detected signals of dissolving 21.After 18 work of dissolved air water pump, PAC dosing agitator motor, PAM dosing agitator motor are started working, and after 20 seconds, PAC dosing motor 2, PAM dosing motor 23 are started working excessively, and after 20 seconds, the mud motors 5 of scraping above the air flotation pool 14 are started working.Control PAC dosing whipping appts 22, PAM dosing whipping appts 1 by the signal of sludge quantity detector 10 and COD detector 13, control and add dose, realize the purpose of full automatic control.
The utility model is compared with traditional air supporting, has following some benefit: the air pressure of 1, having controlled accurately dissolving 21; 2, control accurately the liquid level of dissolving 21, avoided the ordinary startup of dissolved air water pump, prolonged the service life of dissolved air water pump, the key condition of flat flow air supporting work is the making of dissolved air water, the key that dissolved air water is made is the pressure of dissolving 21 interior air and the liquid level in the dissolving 21, air pressure and liquid level in the dissolving 21 have only been controlled well, the dissolved air water that just can produce. The utility model has been controlled PAC and PAM chemical feeding quantity accurately owing to adopted Frequency Converter Control; Mud sensor 10 and COD detector 13 have been adopted, can at any time control PAC and PAM chemical feeding quantity according to the variation of water quality, saved the medicament of sewage disposal, adopted Frequency Converter Control, reduced the frequently startup of dissolved air water pump, reduce the impact to motor, prolonged mechanical service life, reached the purpose of energy-saving and emission-reduction, adopted the PLC Programmable Logic Controller to control, realized the order startup and shutdown, in the process of debugging, can be according to actual conditions, as long as revise the internal processes data of PLC Programmable Logic Controller, just can reach technological requirement, remove traditional complicated control circuit from, make things convenient for maintenance in the future.
Claims (4)
1. flat flow air-floating apparatus, comprise air flotation pool (14) and dissolving (21), described air flotation pool (14) top is equipped with Scraping device and sewage water inlet pipe (15), one side of air flotation pool (14) also is equipped with slag-drip opening (11), water purification rising pipe (12) and liquid level sensor (4), dividing plate (14a) is set in the air flotation pool (14), dissolving (21) is fixedlyed connected with dissolved air water pump (18) with air compressor machine (19) respectively, dissolving (21) bottom is provided with the dissolved air water inlet pipe (16) that is connected with air flotation pool (14), dissolved air water pump (18) is connected with air flotation pool (14) by water pipe (14b), also connect chemicals dosing plant on the described dissolved air water inlet pipe (16), it is characterized in that being equipped with on the described dissolving (21) pressure transmitter (20) and liquid level sensor (17), be equipped with water flow sensing unit (3) on the sewage water inlet pipe (15), be equipped with sludge quantity detector (10) on the slag-drip opening (11), be equipped with COD detector (13) on the water purification rising pipe (12).
2. a kind of flat flow air-floating apparatus according to claim 1 is characterized in that described Scraping device comprises to scrape mud motor (5) and chain (7), and two cleaning shoes (6,9) and tightening pulley (8) are set on the chain (7).
3. a kind of flat flow air-floating apparatus according to claim 1 is characterized in that described chemicals dosing plant comprises the dosing whipping appts (1) and the motor (2) that can add the PAM medicine.
4. a kind of flat flow air-floating apparatus according to claim 1 is characterized in that described chemicals dosing plant also comprises the dosing whipping appts (22) and the motor (23) that can add the PAM medicine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201742985U CN201713352U (en) | 2010-04-28 | 2010-04-28 | Horizontal flow air flotation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201742985U CN201713352U (en) | 2010-04-28 | 2010-04-28 | Horizontal flow air flotation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201713352U true CN201713352U (en) | 2011-01-19 |
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ID=43459352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201742985U Expired - Fee Related CN201713352U (en) | 2010-04-28 | 2010-04-28 | Horizontal flow air flotation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201713352U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517401A (en) * | 2016-10-31 | 2017-03-22 | 天津科技大学 | Intermittent air flotation water-purifying device |
| CN108298628A (en) * | 2018-04-04 | 2018-07-20 | 赵金东 | A kind of energy-saving and environment-friendly air floatation machine device |
-
2010
- 2010-04-28 CN CN2010201742985U patent/CN201713352U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517401A (en) * | 2016-10-31 | 2017-03-22 | 天津科技大学 | Intermittent air flotation water-purifying device |
| CN106517401B (en) * | 2016-10-31 | 2021-05-25 | 天津科技大学 | Intermittent air-flotation water purifying equipment |
| CN108298628A (en) * | 2018-04-04 | 2018-07-20 | 赵金东 | A kind of energy-saving and environment-friendly air floatation machine device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20110428 |