CN214192646U - Air floatation tank - Google Patents
Air floatation tank Download PDFInfo
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- CN214192646U CN214192646U CN202022598746.0U CN202022598746U CN214192646U CN 214192646 U CN214192646 U CN 214192646U CN 202022598746 U CN202022598746 U CN 202022598746U CN 214192646 U CN214192646 U CN 214192646U
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- air floatation
- floatation tank
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Abstract
The utility model relates to an air floatation tank, which comprises an air floatation tank body, wherein the lower end of one side in the air floatation tank body is provided with a pressurized backflow water inlet pipe and a sludge inlet pipe; a suspended baffle is also arranged inside the air floatation tank body, a gap is arranged between the suspended baffle and the top of the air floatation tank body, and a sludge discharge area is arranged below the bottom end of the suspended baffle; the top of the air flotation tank body is also provided with a second scraper blade, one side of the second scraper blade close to the pressurizing backflow water inlet pipe is provided with a second transmission chain belt, the other end of the second transmission chain belt is coaxially connected with a first scraper blade positioned at the bottom of the air flotation tank body, the upper end of the first scraper blade is provided with a pressurizing water circulation pipe, and the pressurizing water circulation pipe is of an L-shaped structure. Through set up pressurization backward flow inlet tube in the air supporting pond, the top in air supporting pond is strikeed to the sediment suspended solid that pressurized water will get into in the air supporting pond, and pivoted second scraper blade is convenient for scrape the suspended solid from solid-liquid separation district and amasss the clear liquid discharge area, promotes mud to discharge and sinks mud district, realizes solid-liquid separation, avoids needing the manual work to look over the water level always.
Description
Technical Field
The utility model relates to a sewage treatment technical field especially relates to an air supporting pond.
Background
The air floatation tank is mainly used for water treatment environmental protection equipment for solid-liquid or liquid-liquid separation, but with the development of science and technology, the requirements of people on the air floatation tank are higher and higher.
The working principle of the existing air floatation tank is as follows: the air sent to the air tank by the air compressor is brought into the dissolved air tank through the jet device, is forcedly dissolved in water under the pressure of 0.35Mpa to form dissolved air water, and is sent into the air floatation tank, under the condition of sudden release, the air dissolved in the water is separated out to form a large number of micro-bubble groups, and the micro-bubble groups are fully contacted with suspended matters in the sewage which is pumped and coagulated after being added with drugs, and in the suspended matters which are accumulated in the slow rising process, the density of the suspended matters is reduced and the suspended matters float to the water surface, so that the suspended matters in the sewage which is SS and flocculated are removed, in the suspended matters which are accumulated in the slow rising process, the density of the suspended matters is reduced and the suspended matters float to the water surface, and the purpose of removing the SS and CODcr is achieved.
When the water level in the air supporting pond descends, the sticky waste on the surface of the waste water can not be scraped normally by the scraper easily, in order to ensure that the sticky waste on the surface of the waste water is scraped by the scraper, the water level of the air supporting pond is required to be checked frequently by workers, and the air supporting pond is quite inconvenient.
Based on this, an air flotation tank is researched and developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the technical problem of one of the prior art is overcome, a floatation tank is provided, and the technical problems that the surface of wastewater cannot be scraped by a scraper, the surface of the wastewater needs to be manually checked and the like in the prior art are solved.
An air floatation tank comprises an air floatation tank body, wherein the lower end of one side in the air floatation tank body is provided with a pressurized backflow water inlet pipe and a sludge inlet pipe; a suspended baffle is also arranged inside the air floatation tank body, a gap is arranged between the suspended baffle and the top of the air floatation tank body, and a sludge discharge area is arranged below the bottom end of the suspended baffle;
the top of the floatation tank body is also provided with a second scraper blade, one side of the second scraper blade, which is close to the pressure reflux water inlet pipe, is provided with a second transmission chain belt, the other end of the second transmission chain belt is coaxially connected with the first scraper blade positioned at the bottom of the floatation tank body, the upper end of the first scraper blade is provided with a pressure water circulation pipe, and the pressure water circulation pipe is of an L-shaped structure;
a pressurized water reflux water outlet pipe connected with a pressurized water circulation pipe is arranged on the side surface opposite to the side of the air flotation tank body where the pressurized reflux water inlet pipe is arranged;
the second scraper is of a triangular scraper structure, and a rotating shaft, close to one side of the pressurized water reflux water outlet pipe, of the second scraper is linked with the third transmission chain;
the upper end of the pressurized water circulation pipe is provided with a fixed frame, the fixed frame is provided with a fixed shaft, and the fixed shaft is a rotating shaft of the third transmission chain;
the rising height of the pressurized water in the pressurized backflow water inlet pipe is larger than the highest point of the suspended baffle.
Further, the pressurized water flow pipe is positioned above the first scraper.
Furthermore, the air flotation tank body comprises a solid-liquid separation area and a clear liquid discharge area, and the second transmission chain belt, the suspended baffle, the pressurized backflow water inlet pipe, the sludge inlet pipe and the first scraper are all located in the solid-liquid separation area.
Furthermore, the third transmission chain and the fixing frame are both positioned in the clear liquid discharge area.
Furthermore, one end of the pressurized water flow pipe is positioned in the solid-liquid separation zone, and the other end is positioned in the clear liquid discharge zone.
Compared with the prior art, the technical scheme provided by the utility model, advantage and effect are as follows:
through set up pressurization backward flow inlet tube in the air supporting pond among this technical scheme, the top in air supporting pond is strikeed to the sediment suspended solid that pressurized water will get into in the air supporting pond, and pivoted second scraper blade is convenient for scrape the suspended solid from the solid-liquid separation district long-pending clear liquid discharge area, promotes the mud to discharge and sinks mud district, realizes solid-liquid separation, avoids needing the manual work to look over the water level always, and the operation is complicated.
Drawings
Fig. 1 is a schematic structural view of the present invention;
wherein: 1-an air floatation tank body, 2-a pressurized backflow water inlet pipe, 3-a sludge discharge area, 4-a sludge inlet pipe, 5-a U-shaped area, 6-a first scraper plate, 7-a second transmission chain belt, 8-a second scraper plate, 9-a third transmission chain, 10-a fixed frame, 11-a motor, 12-a suspension baffle, 13-a pressurized water circulation pipe, 14-a vertical circulation area and 15-a pressurized water backflow water outlet pipe.
Detailed Description
The technical solution of the present invention is described in further detail below, but the scope of the present invention is not limited to the following.
Example (b):
as shown in fig. 1, an air flotation tank comprises an air flotation tank body 1, wherein a pressurized backflow water inlet pipe 2 and a sludge inlet pipe 4 are arranged at the lower end of one side in the air flotation tank body 1; a suspension baffle 12 is further arranged inside the air floatation tank body 1, a gap is formed between the suspension baffle 12 and the top of the air floatation tank body 1, and a sludge discharge area 3 is arranged below the bottom end of the suspension baffle 12;
the top of the air floatation tank body 1 is also provided with a second scraper 8, one side of the second scraper 8 close to the pressure reflux water inlet pipe 2 is provided with a second transmission chain belt 7, the other end of the second transmission chain belt 7 is coaxially connected with a first scraper 6 positioned at the bottom of the air floatation tank body 1, the upper end of the first scraper 6 is provided with a pressure water circulation pipe 13, and the pressure water circulation pipe 13 is of an L-shaped structure;
a pressurized water reflux water outlet pipe 15 connected with a pressurized water circulation pipe is arranged on the side surface opposite to the side of the air floatation tank body 1 where the pressurized reflux water inlet pipe 2 is arranged;
the second scraper 8 is in a triangular scraper structure, and a rotating shaft of one side of the second scraper 8, which is close to the pressurized water reflux water outlet pipe 15, is linked with the third transmission chain 9;
the upper end of the pressurized water circulation pipe 13 is provided with a fixed frame 10, the fixed frame 10 is provided with a fixed shaft, and the fixed shaft is a rotating shaft of the third transmission chain 9; the holder 10 is located above the transverse pipe area of the L-shaped pressurized water flow pipe 13. And one rotating shaft of the third transmission chain 9 is positioned in one corner of the second scraper 8, and the other rotating shaft is a fixed shaft.
The rising height of the pressurized water in the pressurized backflow water inlet pipe 2 is larger than the highest point of the suspended baffle 12.
Wherein the pressurized water flow pipe 13 is located above the first scraper 6.
The air floatation tank body 1 comprises a solid-liquid separation area and a clear liquid discharge area, and the second transmission chain belt 7, the suspended baffle 12, the pressurized backflow water inlet pipe 2, the sludge inlet pipe 4 and the first scraper 6 are all located in the solid-liquid separation area.
The air floatation tank body 1 comprises a solid-liquid separation area and a clear liquid discharge area, and the second transmission chain belt 7, the suspended baffle 12, the pressurized backflow water inlet pipe 2, the sludge inlet pipe 4 and the first scraper 6 are all located in the solid-liquid separation area.
The third transmission chain 9 and the fixing frame 10 are both located in the clear liquid discharge area.
Wherein, one end of the pressurized water flow pipe 13 is positioned in the solid-liquid separation zone, and the other end is positioned in the clear liquid discharge zone.
In the technical scheme, the area where the sludge discharge area 3 is located is the bottom of the air floatation tank body 1 and is a U-shaped area 5; the pressurized water circulation pipe 13 is an L-shaped pipe, and a region communicated with the pressurized water return water outlet pipe 15 is a vertical circulation region of the pressurized water circulation pipe 13, and pressurized water flows out from the passage as a clear liquid.
The specific implementation mode is as follows: pressurized water gets into from pressurization backward flow water inlet tube 2, the mud suspended solid gets into from advancing mud pipe 4, the mud suspended solid is under the effect that blocks of unsettled baffle 12, mud constantly rises, under the impact of pressurized water, pressurized water drops to pressurization water circulation pipe 13 from unsettled baffle 12's highest end, and the mud mixture is strikeed the top of air supporting pond body 1, the mud suspended solid at top is through scraping of second scraper blade 8, carry to vertical circulation district 14, then descend to the bottom of air supporting pond body 1, scrape through the circulation of first scraper blade 6, carry to row mud sedimentation district 3, be convenient for to solid-liquid separation in the mud, and pressurized water carries to pressurization water backward flow 15 through pressurization water circulation pipe 13 and carries out recovery processing.
In this embodiment, the pressurized water sprayed into the pressurized water flow pipe 13 from the suspension baffle 12, the initial entering end of the pressurized water flow pipe 13 is located in the range of the pressurized water, the pressurized water can directly enter the pressurized water flow pipe 13, the first scraper 6 is arranged at the lower end of the pressurized water flow pipe 13, the rotating shaft at one end of the first scraper 6 is linked with the second transmission chain belt 7, the rotation of the second transmission chain belt 7 drives the first scraper 6 to rotate, and therefore the sludge and suspended solids under the impact of the pressurized water are transported to the sludge discharge area 3 under the action of the first scraper 6. Wherein, the other end rotating shaft of the second transmission chain belt 7 is positioned above the air floatation tank body 1.
Be located the suspended solid of air supporting pond body 1 upper end, the material that is not strikeed down by the pressurized water, scrape the effect through the rotation of second scraper blade 8 under, the suspended solid after will gathering is carried vertical circulation district through scraping, the rotation of second scraper blade 8 is scraped and is accomplished under third drive chain 9's drive, and third drive chain 9's minimum is higher than the delivery outlet position of pressurized water backward flow water outlet pipe 15, be convenient for pressurized water directly gets into vertical circulation district, vertical circulation district is located the outside side of air supporting pond body 1, and form vertical cavity region with the side surface of air supporting pond body 1, the regional bottom of vertical cavity is connected with pressurized water backward flow water outlet pipe 15.
The second scraper 8 is driven by the third transmission chain 9 to scrape sludge blocks automatically falling off, and then enters the sludge discharge zone 3 under the scraping action of the first scraper 6; and the separated pressurized water enters a vertical circulation area and is collected by a pressurized water backflow water outlet pipe 15.
The specific structures and the operating principles of the pressurized backflow water inlet pipe 2, the sludge inlet pipe 4, the first scraper 6, the second transmission chain belt 7, the second scraper 8, the third transmission chain 9, the fixing frame 10, the motor 11, the pressurized water circulation pipe 13 and the pressurized water backflow water outlet pipe 15 related to the embodiment are well known to those skilled in the art and will not be described in detail.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The air floatation tank is characterized by comprising an air floatation tank body (1), wherein the lower end of one side in the air floatation tank body (1) is provided with a pressurized backflow water inlet pipe (2) and a sludge inlet pipe (4); a suspended baffle (12) is further arranged inside the air floatation tank body (1), a gap is formed between the suspended baffle (12) and the top of the air floatation tank body (1), and a sludge discharge area (3) is arranged below the bottom end of the suspended baffle (12);
a second scraper blade (8) is further arranged at the top of the air floatation tank body (1), a second transmission chain belt (7) is arranged on one side, close to the pressurized backflow water inlet pipe (2), of the second scraper blade (8), the other end of the second transmission chain belt (7) is coaxially connected with a first scraper blade (6) located at the bottom of the air floatation tank body (1), a pressurized water circulation pipe (13) is arranged at the upper end of the first scraper blade (6), and the pressurized water circulation pipe (13) is of an L-shaped structure;
a pressurized water reflux water outlet pipe (15) connected with a pressurized water circulation pipe is arranged on the opposite side surface of one side of the air floatation tank body (1) where the pressurized reflux water inlet pipe (2) is arranged;
the second scraper (8) is of a triangular scraper structure, and a rotating shaft at one side of the second scraper (8) close to the pressurized water backflow water outlet pipe (15) is linked with the third transmission chain (9);
a fixed frame (10) is arranged at the upper end of the pressurized water circulation pipe (13), a fixed shaft is arranged on the fixed frame (10), and the fixed shaft is a rotating shaft of the third transmission chain (9);
the rising height of the pressurized water in the pressurized backflow water inlet pipe (2) is larger than the highest point of the suspended baffle (12).
2. The air flotation tank as claimed in claim 1, wherein: the pressurized water circulation pipe (13) is positioned above the first scraper (6).
3. The air flotation tank as claimed in claim 2, wherein: the air floatation tank body (1) comprises a solid-liquid separation area and a clear liquid discharge area, and the second transmission chain belt (7), the suspended baffle (12), the pressurized backflow water inlet pipe (2), the sludge inlet pipe (4) and the first scraper (6) are all located in the solid-liquid separation area.
4. The air flotation tank as claimed in claim 3, wherein: and the third transmission chain (9) and the fixing frame (10) are both positioned in the clear liquid discharge area.
5. The air flotation tank as claimed in claim 4, wherein: one end of the pressurized water flow pipe (13) is positioned in the solid-liquid separation zone, and the other end is positioned in the clear liquid discharge zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022598746.0U CN214192646U (en) | 2020-11-11 | 2020-11-11 | Air floatation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022598746.0U CN214192646U (en) | 2020-11-11 | 2020-11-11 | Air floatation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214192646U true CN214192646U (en) | 2021-09-14 |
Family
ID=77645189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022598746.0U Active CN214192646U (en) | 2020-11-11 | 2020-11-11 | Air floatation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214192646U (en) |
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2020
- 2020-11-11 CN CN202022598746.0U patent/CN214192646U/en active Active
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