CN210656461U - Dissolved air flotation water purifying device - Google Patents

Dissolved air flotation water purifying device Download PDF

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Publication number
CN210656461U
CN210656461U CN201921289006.XU CN201921289006U CN210656461U CN 210656461 U CN210656461 U CN 210656461U CN 201921289006 U CN201921289006 U CN 201921289006U CN 210656461 U CN210656461 U CN 210656461U
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China
Prior art keywords
plate
box
separation
sediment
scum
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CN201921289006.XU
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Chinese (zh)
Inventor
戴骄毅
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Shanghai Vessel Metal Products Co ltd
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Shanghai Vessel Metal Products Co ltd
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Abstract

The utility model discloses a dissolved air flotation water purification device, which comprises a separation box and a scum scraping mechanism, wherein the scum scraping mechanism is arranged at the upper side of the separation box, a scum separation plate and a precipitation separation plate are welded in the separation box, a scum collecting barrel is arranged at the bottom wall of the separation box and at one side of the scum separation plate away from the precipitation separation plate, a water purifying opening is arranged at the bottom of the separation box and between the scum separation plate and the precipitation separation plate, a sewage draining opening and a sewage inlet are arranged at one side of the separation box away from the scum collecting barrel, and a pressure pipe is embedded at the side wall of the separation box and above the sewage inlet. After working for a long time, sludge can be pumped from the sewage outlet by a sludge pump.

Description

Dissolved air flotation water purifying device
Technical Field
The utility model relates to a purifier, in particular to dissolve gas air supporting purifier belongs to water purification technical field.
Background
The dissolved air floatation equipment is used for dissolving air into water under pressurization, so that suspended matters are separated out, and the dissolved air floatation equipment has the advantages that the adhesion of bubbles and particles and the floating of bubbles and particle flocs are carried out in a stable environment, the possibility of the flocs damage is small, the energy consumption required by the whole floatation process is small, the defect that the dissolved air amount in water is limited, the dissolved air floatation equipment is not suitable for wastewater containing suspended matters with the concentration of more than 250-300mg/L, the high-concentration wastewater can generate large suspended matters after being mixed with a precipitator, the large suspended matters are difficult to float effectively, the bottom siltation of the dissolved air floatation equipment can be caused, the aeration effect can be seriously influenced, and the frequent cleaning is needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a dissolve gas air supporting purifier, solved the problem that exists among the prior art.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a dissolved air supporting purifier, construct including separator box and scum scraping, the upside of separator box is installed and is scraped sediment mechanism, the welding has dross separating plate and precipitation separation board in the separator box, the separator box diapire just is located one side that the dross separating plate kept away from the precipitation separation board and is equipped with and gathers a sediment section of thick bamboo, the separator box bottom just is located and is equipped with the water purification mouth between dross separating plate and the precipitation separation board, one side that the separator box kept away from and gathers a sediment section of thick bamboo is equipped with drain and sewage import, the separator box lateral wall just is located the sewage import top and inlays and be equipped with the forcing pipe, the one end of forcing pipe is passed precipitation separation board and dross separating plate fixed connection, the forcing pipe below is equipped with a plurality of aeration pipes.
As a preferred technical scheme of the utility model, the slag scraping mechanism comprises a mounting plate, a servo motor, a speed reducer, a driving wheel, a driven wheel, a rotating shaft, a transmission gear, a chain, a slag scraping plate and a transmission belt, the mounting plate is fixedly connected with the outer wall of the separation box, the servo motor is fixed on the upper side screw of the mounting plate, the speed reducer is fixed on the lower side screw of the mounting plate, the output end of the servo motor passes through the mounting plate and is fixedly connected with the input end of the speed reducer, the driving wheel is fixedly connected on the output end of the speed reducer, the two rotating shafts are arranged in the separation box in parallel, both ends of the rotating shaft are rotatably connected with the separation box through the bearing, two transmission gears are fixedly sleeved on the rotating shaft, the chain is connected between the transmission gears, a plurality of slag scraping plates are connected between the two chains, one of the, the scraper is characterized in that a transmission belt is in transmission connection between the driven wheel and the driving wheel, the scraper comprises welding heads, connecting plates and scrapers, the welding heads are respectively welded on chain links of the chain, the welding heads are fixedly connected with the connecting plates, and the scrapers are fixed between the connecting plates through screws.
As an optimized technical scheme of the utility model, it is a plurality of the aeration pipe all communicates with the forcing pipe, the downside equidistance of aeration pipe is provided with a plurality of aeration holes.
As an optimal technical scheme of the utility model, the upper portion of dross separating plate is equipped with the slope, it is hourglass hopper-shaped to gather a sediment section of thick bamboo, the slope of separator box diapire sets up.
As an optimized technical scheme of the utility model, two soldered connection on the chain corresponds the setting, two epaxial drive gear of commentaries on classics corresponds the setting.
The utility model discloses the beneficial effect who reaches is: the utility model relates to a dissolve gas air supporting purifier, have the advantage of refining the separation, during the specific use, sewage after with the precipitant intensive mixing gets into the separator box from sewage import pressurization, clean air gets into the aeration pipe from the forcing pipe pressurization, clean water is then taken out from the water purification mouth, the dross is scraped the sediment mechanism and is pushed away to gathering in the sediment section of thick bamboo, after long-time work, available sludge pump draws mud from the drain, thereby realize mud, the triple separation of disintegrating slag and water purification, collect the air supporting and deposit two kinds of technologies in a cell body ingeniously, the trouble of frequently clearing up the gas equipment of dissolving has been avoided, and the sewage concentration scope that can effectively expand the gas equipment of dissolving and use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a side sectional view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a schematic structural view of the slag scraping plate of the utility model.
In the figure: 1. a separation tank; 11. a scum separation plate; 12. a precipitation separation plate; 13. a slag gathering cylinder; 14. a water purifying port; 15. a sewage draining outlet; 16. a sewage inlet; 17. a pressurizing pipe; 18. an aeration pipe; 2. a slag scraping mechanism; 21. mounting a plate; 22. a servo motor; 23. a speed reducer; 24. a driving wheel; 25. a driven wheel; 26. a rotating shaft; 27. a transmission gear; 28. a chain; 29. a slag scraping plate; 291. welding a head; 292. a connecting plate; 293. a squeegee; 210. a drive belt.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
As shown in fig. 1-3, the utility model provides a dissolved air flotation purifier, including separator 1 and scum mechanism 2, scum mechanism 2 is installed to the upside of separator 1, welded dross separating plate 11 and precipitation separating plate 12 in the separator 1, one side that separator 1 diapire just is located scum separating plate 11 and keeps away from precipitation separating plate 12 is equipped with and gathers a sediment section of thick bamboo 13, separator 1 bottom just is located and is equipped with water purification mouth 14 between dross separating plate 11 and the precipitation separating plate 12, one side that separator 1 kept away from and gathers sediment section of thick bamboo 13 is equipped with drain 15 and sewage inlet 16, separator 1 lateral wall just is located sewage inlet 16 top and inlays and is equipped with forcing pipe 17, the one end of forcing pipe 17 is passed precipitation separating plate 12 and dross separating plate 11 fixed connection, forcing pipe 17 below is equipped with a plurality of aeration pipes 18.
Wherein, the slag scraping mechanism 2 comprises a mounting plate 21, a servo motor 22, a speed reducer 23, a driving wheel 24, a driven wheel 25, a rotating shaft 26, a transmission gear 27, a chain 28, a slag scraping plate 29 and a transmission belt 210, the mounting plate 21 is fixedly connected with the outer wall of the separation box 1, the servo motor 22 is fixed on the upper side screw of the mounting plate 21, the speed reducer 23 is fixed on the lower side screw of the mounting plate 21, the output end of the servo motor 22 passes through the mounting plate 21 and is fixedly connected with the input end of the speed reducer 23, the driving wheel 24 is fixedly connected on the output end of the speed reducer 23, the two rotating shafts 26 are arranged in the separation box 1 in parallel, both ends of the rotating shaft 26 are rotatably connected with the separation box 1 through bearings, the two transmission gears 27 are fixedly sleeved on the rotating shaft 26, the chain 28 is connected between the opposite transmission gears 27, a plurality of the slag scraping plates, the driven wheel 25 and the driving wheel 24 are in transmission connection with a transmission belt 210, the slag scraping plate 29 comprises welding heads 291, connecting plates 292 and scrapers 293, the welding heads 291 are respectively welded on chain links of the chain 28, the welding heads 291 are fixedly connected with the connecting plates 292, and the scrapers 293 are fixed between the opposite connecting plates 292 through screws.
Wherein, a plurality of aeration pipes 18 all communicate with pressurization pipe 17, and aeration pipe 18's downside equidistance is provided with a plurality of aeration holes, and the air is followed aeration hole blowout back, produces a large amount of micro bubbles in aqueous, makes the air adhere to on the suspended particles with highly dispersed micro bubble form, causes the state that density is less than water, utilizes buoyancy principle to make the suspended particles float on the surface of water.
Wherein, the upper portion of dross separating plate 11 is equipped with the slope, gathers sediment section of thick bamboo 13 and is hourglass hopper-shaped, makes things convenient for the dross to discharge, and 1 diapire slope of separator box sets up, makes things convenient for the blowdown.
Welding heads 291 on the two chains 28 are correspondingly arranged, and transmission gears 27 on the two rotating shafts 26 are correspondingly arranged, so that effective transmission is realized.
Specifically, use the utility model discloses the time, during the use, in sewage after with the precipitant intensive mixing gets into separator box 1 from 16 pressurizations of sewage import, clean air gets into aeration pipe 18 from the pressurization of forcing pipe 17, and clean water then takes out from water purification mouth 14, and the dross is scraped sediment mechanism 2 and is pushed away to gathering in the sediment section of thick bamboo 13, and after long-time work, available sludge pump extracts mud from drain 15 to realize the triple separation of mud, disintegrating slag and water purification, the piece-rate process is: the air is from the aeration hole blowout back, produce a large amount of micro-bubbles in aqueous, make the air adhere to on the suspended solid particle with the micro-bubble form of high dispersion, cause density to be less than the state of water, utilize buoyancy principle to make the suspended solid particle float on the surface of water, and the heavier impurity that produces after sewage and precipitant mix then deposits in separator box 1 bottom, regularly discharge, constantly supply water from sewage import 16, constantly take out water from water purification mouth 14, it is unchangeable to maintain the interior liquid level of separator box 1, clean water then can flow into between dross separate plate 11 and the precipitation separate plate 12 from the water middle part, and can constantly obtain supplementing, accomplish the solid-liquid separation flow, the course of working of scraping sediment mechanism 2 is: the servo motor 22 drives the speed reducer 23 to operate, the speed reducer 23 drives the driving wheel 24 to rotate, after the driving wheel 25 and the transmission belt 210 are driven, the transmission belt 210 rotates circularly under the transmission action of the transmission gear 27, the scum board 29 is driven to hang and take the upper layer of the water body in a reciprocating mode, scum is gathered and taken away, and the scum loses the buoyancy effect after passing through the scum separating board 11 and falls into the scum gathering barrel 13 to be collected.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a dissolved air flotation purifier, its characterized in that includes separator box (1) and scrapes sediment mechanism (2), the upside of separator box (1) is installed and is scraped sediment mechanism (2), welded dross separating plate (11) and sediment separating plate (12) in separator box (1), one side that separator box (1) diapire just is located dross separating plate (11) and keeps away from sediment separating plate (12) is equipped with and gathers a sediment section of thick bamboo (13), one side that separator box (1) bottom just is located dross separating plate (11) and sediment separating plate (12) between be equipped with water purification mouth (14), one side that separator box (1) kept away from and gathers sediment section of thick bamboo (13) is equipped with drain (15) and sewage import (16), separator box (1) lateral wall just is located sewage import (16) top and inlays and is equipped with forcing pipe (17), the one end of forcing pipe (17) is passed sediment separating plate (12) and is dross separating plate (11) fixed connection, a plurality of aeration pipes (18) are arranged below the pressurizing pipe (17).
2. The dissolved air flotation water purification device according to claim 1, wherein the residue scraping mechanism (2) comprises a mounting plate (21), a servo motor (22), a speed reducer (23), a driving wheel (24), a driven wheel (25), a rotating shaft (26), a transmission gear (27), a chain (28), a residue scraping plate (29) and a transmission belt (210), the mounting plate (21) is fixedly connected with the outer wall of the separation box (1), the servo motor (22) is fixed on the upper side screw of the mounting plate (21), the speed reducer (23) is fixed on the lower side screw of the mounting plate (21), the output end of the servo motor (22) penetrates through the mounting plate (21) and is fixedly connected with the input end of the speed reducer (23), the driving wheel (24) is fixedly connected on the output end of the speed reducer (23), and the two rotating shafts (26) are arranged in the separation box (1) in parallel, both ends of the rotating shaft (26) are rotatably connected with the separating box (1) through bearings, two transmission gears (27) are fixedly sleeved on the rotating shaft (26), chains (28) are connected between the transmission gears (27) in a transmission way, a plurality of slag scraping plates (29) are connected between the two chains (28), one of the rotating shafts (26) penetrates through the side wall of the separating box (1) and is fixedly connected with a driven wheel (25), a transmission belt (210) is connected between the driven wheel (25) and the driving wheel (24) in a transmission way, the slag scraping plate (29) comprises welding heads (291), a connecting plate (292) and a scraper (293), the welding heads (291) are respectively welded on chain links of the chain (28), the welding heads (291) are fixedly connected with connecting plates (292), and scraping plates (293) are fixed between the connecting plates (292) through screws.
3. The dissolved air flotation water purification device according to claim 1, wherein a plurality of aeration pipes (18) are communicated with the pressurization pipe (17), and a plurality of aeration holes are equidistantly arranged on the lower side of the aeration pipe (18).
4. A dissolved air flotation water purification device according to claim 1, wherein the upper part of the scum separation plate (11) is provided with a slope, the scum collection cylinder (13) is funnel-shaped, and the bottom wall of the separation box (1) is inclined.
5. The dissolved air flotation water purifying device according to claim 2, wherein the welding joints (291) of the two chains (28) are correspondingly arranged, and the transmission gears (27) of the two rotating shafts (26) are correspondingly arranged.
CN201921289006.XU 2019-08-09 2019-08-09 Dissolved air flotation water purifying device Active CN210656461U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921289006.XU CN210656461U (en) 2019-08-09 2019-08-09 Dissolved air flotation water purifying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921289006.XU CN210656461U (en) 2019-08-09 2019-08-09 Dissolved air flotation water purifying device

Publications (1)

Publication Number Publication Date
CN210656461U true CN210656461U (en) 2020-06-02

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112876010A (en) * 2021-04-29 2021-06-01 潍坊特钢集团有限公司 Steelmaking waste water treatment facilities

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112876010A (en) * 2021-04-29 2021-06-01 潍坊特钢集团有限公司 Steelmaking waste water treatment facilities

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