CN209161558U - A kind of vacuum pump-down formula compact induced air flotation device - Google Patents
A kind of vacuum pump-down formula compact induced air flotation device Download PDFInfo
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- CN209161558U CN209161558U CN201821686451.5U CN201821686451U CN209161558U CN 209161558 U CN209161558 U CN 209161558U CN 201821686451 U CN201821686451 U CN 201821686451U CN 209161558 U CN209161558 U CN 209161558U
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- tank body
- inner cylinder
- vacuum pump
- pipe
- pressure transmitter
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Abstract
The utility model discloses a kind of vacuum pump-down formula compact induced air flotation devices, including air inlet pipe, oily wastewater feed pipe, vacuum pump, motor, first pressure transmitter, second pressure transmitter, control cabinet and tank body, the inside of the tank body is equipped with inner cylinder, the bottom margin of inner cylinder is fixedly connected with the inner wall of tank body, the inside of inner cylinder is equipped with oil collection barrel, the outside of inner cylinder is extended respectively at the top and bottom of oil collection barrel, the bottom of oil collection barrel is fixed with flowline, one end of flowline extends to the outside of tank body, the air inlet pipe and oily wastewater feed pipe are located at the side of tank body, ejector is installed on oily wastewater feed pipe, one end of water inlet pipe is fixedly connected with ejector.The utility model is structurally reasonable, ingenious in design, easy to operate, solve traditional vacuum pump-down formula compact induced air flotation device have the defects that microbubble release be not thorough it is less with microbubble burst size.
Description
Technical field
The utility model relates to vacuum pump-down formula compact induced air flotation engineering device technique fields more particularly to a kind of vacuum to drop
Pressure type compact induced air flotation device.
Background technique
Currently, the platform application at sea of vacuum pump-down formula compact induced air flotation device is quite extensive, it can be mature
For separating oil in recovered water.There are the Natco Group company in the U.S., Opus Maxim company, Britain, Germany in foreign countries
Siemens water utilities company etc., domestic also several pairs of compact induced air flotation devices research and develop successively, the huge great waves sea in Zhuhai
The vacuum pump-down formula compact induced air flotation equipment of foreign oil services Co., Ltd has been widely used for multiple offshore platforms, and
Relatively good effect is achieved, but there are microbubble release is not thorough for traditional vacuum pump-down formula compact induced air flotation device
Bottom, the less defect of microbubble burst size, so that water-oil separating be caused to be not thorough.
Utility model content
The utility model proposes a kind of vacuum pump-down formula compact induced air flotation device, solve traditional vacuum pump-down
It is less with microbubble burst size that formula compact induced air flotation device haves the defects that microbubble release is not thorough.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of vacuum pump-down formula compact induced air flotation device, including air inlet pipe, oily wastewater feed pipe, vacuum pump, electricity
The inside of machine, first pressure transmitter, second pressure transmitter, control cabinet and tank body, the tank body is equipped with inner cylinder, the bottom of inner cylinder
Portion edge is fixedly connected with the inner wall of tank body, and the inside of inner cylinder is equipped with oil collection barrel, is extended respectively at the top and bottom of oil collection barrel
The outside of inner cylinder, the bottom of oil collection barrel are fixed with flowline, and one end of flowline extends to the outside of tank body, the air inlet pipe and
Oily wastewater feed pipe is located at the side of tank body, and ejector, one end of air inlet pipe and jet stream are equipped on oily wastewater feed pipe
Device is fixedly connected, and the side of ejector is fixed with the first incision pipe, and one end of ejector is fixed with the second incision pipe, the first incision
Pipe and the second incision pipe are located at the two sides of tank body, and first incision pipe one end and one end of the second incision pipe are respectively along tank
The tangential direction of body two sides extends to the inside of tank body, and the side of tank body offers processing water out, is fixed at the top of tank body
Sealing cover is fixed with vacuum tube on sealing cover, and vacuum pump is fixedly connected with vacuum tube, is equipped with first pressure on sealing cover inner wall
Transmitter and second pressure transmitter, motor and vacuum pump are sequentially connected, the motor, first pressure transmitter and second pressure
Transmitter is electrically connected with control cabinet.
Preferably, the inner cylinder is cylindrical structure, and is taper type structure at the top and bottom of inner cylinder, and inner cylinder bottom
The bottom surface diameter of portion's taper platform is greater than the upper bottom surface diameter of inner cylinder top tapered platform.
Preferably, interval is equipped between the top of the inner cylinder and the inner wall of tank body, the first incision pipe is located at tank interior
One end and the second incision pipe be located at one end of tank interior and be respectively positioned on the underface of inner cylinder.
Preferably, the two sides of the tank body are welded with the first fixed block, and it is fixed that the two sides of sealing cover are welded with second
Block, the first fixed block are rotatably connected to bolt between the second fixed block.
Preferably, the oil collection barrel is located at the center of inner cylinder, and processing water out is located at the surface of inner cylinder side.
The beneficial effects of the utility model are:
By installing first pressure transmitter and second pressure transmitter additional on sealing cover, using vacuum pump to tank interior
It vacuumizes, so that the intracorporal pressure of tank maintains a lower pressure (100kpa or so), the first incision pipe and the second incision
The pressure in pipe exit is 210kpa, when microbubble discharges, cuts pipe exit with the first incision pipe and second in tank body
Pressure has the pressure drop of 110kpa, dissolves in the gas in water in this way under the pressure drop of 110kpa, releases enough microbubbles.
The utility model is structurally reasonable, ingenious in design, easy to operate, solves traditional vacuum pump-down formula compact aerating
It is less with microbubble burst size that flotation unit haves the defects that microbubble release is not thorough.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of vacuum pump-down formula compact induced air flotation device structural schematic diagram.
Fig. 2 be the utility model proposes a kind of vacuum pump-down formula compact induced air flotation device top view.
In figure: 1 air inlet pipe, 2 oily wastewater feed pipes, 3 ejectors, 4 first incision pipes, 5 second incision pipes, 6 processing water
Outlet, 7 inner cylinders, 8 oil collection barrels, 9 oily outlet pipes, 10 vacuum pumps, 11 motors, 12 first pressure transmitters, 13 second pressure transmitters,
14 control cabinets, 15 tank bodies, 16 sealing covers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.
Referring to Fig.1-2, a kind of vacuum pump-down formula compact induced air flotation device, including air inlet pipe 1, oily wastewater feed pipe
2, vacuum pump 10, motor 11, first pressure transmitter 12, second pressure transmitter 13, control cabinet 14 and tank body 15, tank body 15
Inside is equipped with inner cylinder 7, and the bottom margin of inner cylinder 7 is fixedly connected with the inner wall of tank body 15, and the inside of inner cylinder 7 is equipped with oil collection barrel 8, collection
The top and bottom of oil drum 8 extend respectively to the outside of inner cylinder 7, and the bottom of oil collection barrel 8 is fixed with flowline, and the one of flowline 9
End extends to the outside of tank body 15, and air inlet pipe 1 and oily wastewater feed pipe 2 are located at the side of tank body 15, oily wastewater feed pipe 2
On ejector 3 is installed, one end of air inlet pipe 1 is fixedly connected with ejector 3, and the side of ejector 3 is fixed with the first incision pipe
4, one end of ejector 3 is fixed with the second incision pipe 5, and the first incision pipe 4 and the second incision pipe 5 are located at the two of tank body 15
Side, and first incision 4 one end of pipe and one end of the second incision pipe 5 extend to tank body respectively along the tangential direction of 15 two sides of tank body
15 inside, the side of tank body 15 offer processing water out 6, and the top of tank body 15 is fixed with sealing cover 16, on sealing cover 16
It is fixed with vacuum tube, vacuum pump 10 is fixedly connected with vacuum tube, and 12 He of first pressure transmitter is equipped on 16 inner wall of sealing cover
Second pressure transmitter 13, motor 11 and vacuum pump 10 are sequentially connected, and motor 11, first pressure transmitter 12 and second pressure become
Device 13 is sent to be electrically connected with control cabinet 14.
In the present embodiment, inner cylinder 7 is cylindrical structure, and the top and bottom of inner cylinder 7 are taper type structure, and inner cylinder
The bottom surface diameter of 7 bottom pyramidal platforms is greater than the upper bottom surface diameter of 7 top tapered platform of inner cylinder, the top of inner cylinder 7 and tank body 15
Interval is equipped between inner wall, the first incision pipe 4 is located at one end inside tank body 15 and the second incision pipe 5 is located inside tank body 15
One end is respectively positioned on the underface of inner cylinder 7, and the two sides of tank body 15 are welded with the first fixed block, and the two sides of sealing cover 16 are welded with
Second fixed block, the first fixed block are rotatably connected to bolt between the second fixed block, and oil collection barrel 8 is located at the centre bit of inner cylinder 7
It sets, processing water out 6 is located at the surface of 7 side of inner cylinder.
In the present embodiment, oily wastewater enters ejector 3 from oily wastewater feed pipe 2, and gas is entered by air inlet pipe 1 to be penetrated
Device 3 is flowed, saturated dissolved gas water is mixed by ejector 3, and then cut by the first entry 4 and the double of the second entry 5 composition
Enter the inside of tank body 15 to entrance, microbubble is discharged inside entrance tank body 15, adequately tied with oil droplet contained in sewage
Close, microbubble carries oil droplet and slowly floats under the action of eddy flow centrifugal force, tiny oil droplet during floating with
Water separation, small oil droplet interacts to form big oil droplet, finally emerge, and treated, and water climbs over inner cylinder 7 enters inner cylinder 7
In the separate space constituted with tank body 15, finally the oil from handling the outflow of water out 6, bubbling through the water column constantly collects to centre, into
Enter the inside of oil collection barrel 8, final oil is flowed out from oily outlet pipe 9.
In the present embodiment, when pressure inside the tank is higher than 110kpa, signal is passed to control cabinet by first pressure transmitter 12
14, control cabinet 14 generates alarm for high voltage, while motor 11 starts, and drives vacuum pump 10 to run and constantly vacuumizes in reduction tank body 15
Pressure, when pressure inside the tank is lower than 90kpa, signal is passed to control cabinet 14 by second pressure transmitter 13, the incoming control of signal
Device processed, control cabinet 14 generates low pressure alarming, while motor 11 is out of service, and vacuum pump 10 is out of service, and vacuum pump 10 is intermittently transported
Row guarantees that the pressure in tank is stablized in 90kpa-100kpa.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of vacuum pump-down formula compact induced air flotation device, including air inlet pipe (1), oily wastewater feed pipe (2), vacuum pump
(10), motor (11), first pressure transmitter (12), second pressure transmitter (13), control cabinet (14) and tank body (15), it is special
Sign is that the inside of the tank body (15) is equipped with inner cylinder (7), the bottom margin of inner cylinder (7) and the fixed company of the inner wall of tank body (15)
It connects, the inside of inner cylinder (7) is equipped with oil collection barrel (8), and the outside of inner cylinder (7), collection are extended respectively at the top and bottom of oil collection barrel (8)
The bottom of oil drum (8) is fixed with flowline, and one end of flowline (9) extends to the outside of tank body (15), the air inlet pipe (1) and
Oily wastewater feed pipe (2) is located at the side of tank body (15), and ejector (3), air inlet pipe are equipped on oily wastewater feed pipe (2)
(1) one end is fixedly connected with ejector (3), and the side of ejector (3) is fixed with the first incision pipe (4), and the one of ejector (3)
End is fixed with the second incision pipe (5), and the first incision pipe (4) and second, which are cut, manages the two sides that (5) are located at tank body (15), and the
One incision pipe (4) one end and one end of the second incision pipe (5) extend to tank body respectively along the tangential direction of tank body (15) two sides
(15) inside, the side of tank body (15) offer processing water out (6), are fixed with sealing cover (16) at the top of tank body (15),
Vacuum tube is fixed on sealing cover (16), vacuum pump (10) is fixedly connected with vacuum tube, and is equipped on sealing cover (16) inner wall
One pressure transmitter (12) and second pressure transmitter (13), motor (11) and vacuum pump (10) are sequentially connected, the motor
(11), first pressure transmitter (12) and second pressure transmitter (13) are electrically connected with control cabinet (14).
2. a kind of vacuum pump-down formula compact induced air flotation device according to claim 1, which is characterized in that the inner cylinder
(7) it is cylindrical structure, and is taper type structure at the top and bottom of inner cylinder (7), and the bottom of inner cylinder (7) bottom pyramidal platform
Face diameter is greater than the upper bottom surface diameter of inner cylinder (7) top tapered platform.
3. a kind of vacuum pump-down formula compact induced air flotation device according to claim 2, which is characterized in that the inner cylinder
(7) interval is equipped between the inner wall at top and tank body (15), the first incision pipe (4) is located at one end and the of tank body (15) inside
Two incision pipes (5) are located at the underface that the internal one end of tank body (15) is respectively positioned on inner cylinder (7).
4. a kind of vacuum pump-down formula compact induced air flotation device according to claim 1, which is characterized in that the tank body
(15) two sides are welded with the first fixed block, and the two sides of sealing cover (16) are welded with the second fixed block, the first fixed block in
Bolt is rotatably connected between second fixed block.
5. a kind of vacuum pump-down formula compact induced air flotation device according to claim 1, which is characterized in that the oil-collecting
Bucket (8) is located at the center of inner cylinder (7), and processing water out (6) is located at the surface of inner cylinder (7) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686451.5U CN209161558U (en) | 2018-10-18 | 2018-10-18 | A kind of vacuum pump-down formula compact induced air flotation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686451.5U CN209161558U (en) | 2018-10-18 | 2018-10-18 | A kind of vacuum pump-down formula compact induced air flotation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209161558U true CN209161558U (en) | 2019-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821686451.5U Active CN209161558U (en) | 2018-10-18 | 2018-10-18 | A kind of vacuum pump-down formula compact induced air flotation device |
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| CN (1) | CN209161558U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114409008A (en) * | 2022-03-04 | 2022-04-29 | 广东中浩水务投资有限公司 | Annular atomizing conduit and atomizing separator |
-
2018
- 2018-10-18 CN CN201821686451.5U patent/CN209161558U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114409008A (en) * | 2022-03-04 | 2022-04-29 | 广东中浩水务投资有限公司 | Annular atomizing conduit and atomizing separator |
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