CN109748419A - A kind of sewage-treating reactor - Google Patents
A kind of sewage-treating reactor Download PDFInfo
- Publication number
- CN109748419A CN109748419A CN201910173296.XA CN201910173296A CN109748419A CN 109748419 A CN109748419 A CN 109748419A CN 201910173296 A CN201910173296 A CN 201910173296A CN 109748419 A CN109748419 A CN 109748419A
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- Prior art keywords
- cylinder
- sewage
- collecting slot
- mud
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000005273 aeration Methods 0.000 claims abstract description 28
- 239000002893 slag Substances 0.000 claims abstract description 17
- 238000007790 scraping Methods 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 11
- 230000001376 precipitating effect Effects 0.000 claims abstract description 10
- 239000010802 sludge Substances 0.000 claims description 31
- 239000010865 sewage Substances 0.000 abstract description 49
- 238000000034 method Methods 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 17
- 238000005188 flotation Methods 0.000 abstract description 11
- 238000001556 precipitation Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 239000003814 drug Substances 0.000 description 7
- 238000004062 sedimentation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003519 ventilatory effect Effects 0.000 description 1
Landscapes
- Activated Sludge Processes (AREA)
Abstract
The invention discloses a kind of sewage-treating reactors, including cylinder, Slag Scraping Device, aeration plate, the dreg collecting slot for collecting dross and the mud-collecting slot for collecting precipitating, cylinder has water inlet pipe and outlet pipe, and water inlet pipe is connected with chemical feed pipe, and outlet pipe is connected with exhaust pipe；Cylinder includes inner barrel and outer barrel, and inner cylinder coaxial sleeve is set in outer cylinder, and aeration plate is set to inner cylinder, and mud-collecting slot is set to cylinder body bottom, and inner barrel and outer barrel is connected to mud-collecting slot；Slag Scraping Device is set to the top of outer cylinder, and dreg collecting slot is located on the outer wall of cylinder；The inner wall of outer cylinder is equipped with overflow launder, and the outer wall of inner cylinder is equipped with overflow launder, and overflow launder is located in outer cylinder；Outlet pipe is connected to overflow launder, and water inlet pipe is connected to inner cylinder, and chemical feed pipe is connected to inner cylinder.Apparatus for treating sewage of the invention combines air-flotation process and precipitation process, and the occupied area of equipment is small, and treatment process is simple.
Description
Technical field
The invention belongs to technical field of sewage, and in particular to a kind of sewage-treating reactor.
Background technique
Air-flotation process and precipitation process are processing steps common in sewage treatment, and air-flotation process is set by Slag Scraping Device etc.
It is standby to remove sewage surface floating material, and precipitation process is then except the deposit in sewage；Air bearing and precipitation process generally all can
Cooperate dosing, so that the substance reaction being dissolved in sewage is at precipitating or floating material.Existing sewage disposal device or technique
In, deposit (such as sludge) is usually the bottom for being deposited in sedimentation basin, and sludge is discharged in periodic cleaning sedimentation basin, and existing
In some equipment, air bearing and precipitation process cannot carry out simultaneously, need independent flotation tank and sedimentation basin, the occupied area of equipment
Greatly, it manages complex.
Summary of the invention
It is an object of the invention to: deficiency in the prior art is solved, a kind of sewage-treating reactor is provided, so that air bearing
With precipitating while carrying out, improve the efficiency of sewage treatment, and reactor of the invention also has that electricity consumption is few, the degree of automation
The advantages that high.
To achieve the goals above, the technical solution adopted by the present invention are as follows: a kind of sewage-treating reactor, including cylinder,
Slag Scraping Device, aeration plate, the dreg collecting slot for collecting dross and for collect precipitating mud-collecting slot, the cylinder have water inlet pipe and
Outlet pipe, the water inlet pipe are connected with chemical feed pipe, and the outlet pipe is connected with exhaust pipe；
The cylinder includes inner barrel and outer barrel, and the inner cylinder coaxial sleeve is set in the outer cylinder, and the aeration plate is set to institute
Inner cylinder is stated, the mud-collecting slot is set to the cylinder body bottom, and the inner cylinder and the outer cylinder are connected to the mud-collecting slot；It is described
Slag Scraping Device is set to the top of the outer cylinder, and the dreg collecting slot is located on the outer wall of the cylinder；The inner wall of the outer cylinder, which is equipped with, to overflow
The outer wall of chute, the inner cylinder is equipped with overflow launder, and the overflow launder is located in the outer cylinder；The outlet pipe and the overflow launder
Connection, the water inlet pipe are connected to the inner cylinder, and the chemical feed pipe is connected to the inner cylinder.
Sewage enters in inner cylinder from water inlet pipe, and chemical feed pipe adds drug into the sewage of inner cylinder, leads in aeration plate sewage
Enter gas, the floating material in sewage is blown off by scum board, and the precipitating in sewage is then deposited in the mud-collecting slot of cylinder body bottom.Due to
Inner cylinder is coaxially set in outer cylinder, and sewage is introduced into inner cylinder, air flotation zone is formed on the top of inner cylinder, in the work of inner cylinder water conservancy diversion
Under, sewage is flowed into outer cylinder through the bottom of inner cylinder, and forms one section of decanting zone in the lower part of outer cylinder, in the top shape of outer cylinder
At one section of clear water zone, inner cylinder is separated with air flotation zone by clear water zone, keeps air flotation zone and clear water zone mutually indepedent, while carrying out gas
Floating processing and precipitation process.
Further, the inner cylinder include the first cylinder and the second cylinder, first cylinder be funnel-form, described first
Cylinder is set at the top of second cylinder, and the slot end of first cylinder is connected to second cylinder.The aeration plate
Set on first cylinder, the water inlet pipe is connected to first cylinder.
The radius of funnelform first cylinder is up big and down small, and the floating material in sewage can be made more to be evenly distributed in first
The top of cylinder, and since radius is gradually reduced, it is used cooperatively with aeration plate, avoidable floating material enters outer cylinder.
Further, the bottom of second cylinder is concordant with the bottom of the outer cylinder, when the sewage in the first cylinder into
When entering to the second cylinder, due to the bottom of the second cylinder be it is concordant with the bottom of outer cylinder, reduce sewage to the impact force of settling zone,
Keep the sedimentation effect of sludge more preferable.
Further, the aeration plate is set to first cylinder, and the water inlet pipe is connected to first cylinder.
Further, the overflow launder is set to the outer wall of first cylinder, and the level height of the overflow launder is higher than
The level height of the aeration plate.
Further, the mud-collecting slot is funnel-form, and the wide mouth end of the mud-collecting slot is connected to the bottom of the cylinder, is leaked
Bucket-shaped mud-collecting slot makes sludge accumulation in the bottom of mud-collecting slot, is convenient to clean sludge.
Further, the gradient of the mud-collecting slot is 60-80 °.The gradient of the preferred mud-collecting slot is 65 °, will collect mud
The gradient of slot is arranged between 60-80 °, can reduce sludge in the attachment of mud-collecting slot side wall, convenient for sludge is directed to mud-collecting slot
Bottom.
Further, the mud-collecting slot is equipped with the first sludge pipe far from one end of the cylinder, and first sludge pipe is set
There is solenoid valve.The bottom of the dreg collecting slot is equipped with the second sludge pipe.First sludge pipe and the second sludge pipe can be respectively by mud-collecting slots
It is drained into corresponding processing pond with waste in dreg collecting slot, and is additionally provided with solenoid valve on the first sludge pipe, solenoid valve is prolonging
Under the action of Shi Kaiguan, solenoid valve can be periodically opened, the sludge in mud-collecting slot is discharged.
By adopting the above-described technical solution, the beneficial effects of the present invention are:
In apparatus for treating sewage of the invention, it is equipped with inner cylinder in outer cylinder inner sleeve, aeration plate is equipped in inner cylinder, aeration plate is inside
It is passed through a large amount of gas in cylinder, is uniformly mixed medicament and sewage, while the floating material in sewage being made to float, concentrates on inner cylinder
Top drains into dreg collecting slot under the action of Slag Scraping Device；The bottom of outer cylinder is connected to the bottom of inner cylinder, and sewage is in outer cylinder and inner cylinder
Bottom form settling zone, make sludge accumulation in mud-collecting slot, under the action of outer cylinder and common inner cylinder, make air-flotation process and heavy
It forms sediment and handles while carrying out.Apparatus for treating sewage of the invention combines air-flotation process and precipitation process, and the occupied area of equipment is small,
Treatment process is simple.
Detailed description of the invention
Fig. 1 is the schematic front view of reactor of the invention；
Fig. 2 is the schematic top plan view of reactor of the invention；
Fig. 3 is the schematic front view of the inner cylinder of reactor of the invention；
Fig. 4 is the enlarged diagram of part A in Fig. 1；
Appended drawing reference: 1- cylinder, 11- inner cylinder, the first cylinder of 111-, the second cylinder of 112-, 12- outer cylinder, 13- water inlet pipe,
14- outlet pipe, 15- chemical feed pipe, 16- exhaust pipe, 2- Slag Scraping Device, 3- aeration plate, 4- dreg collecting slot, 5- mud-collecting slot, 6- overflow launder, 8-
First sludge pipe, the second sludge pipe of 9-, 10- solenoid valve.
Specific embodiment
In conjunction with attached drawing 1-4, embodiments of the present invention are illustrated；
Sewage-treatment plant of the invention is less than or equal to 1000mg/L sewage primarily directed to COD concentration.
Embodiment 1:
A kind of sewage-treating reactor, including cylinder 1, Slag Scraping Device 2, aeration plate 3,4 and of dreg collecting slot for collecting dross
For collecting the mud-collecting slot 5 of precipitating, the cylinder 1 has water inlet pipe 13 and outlet pipe 14, is provided with dosing on water inlet pipe 13
Pipe 15 adds medicament by sewage of the chemical feed pipe 15 into water inlet pipe 13 while being passed through sewage into cylinder 1, so that into
Enter into the sewage in cylinder 1 and be mixed with medicament, medicament reacts generation precipitating with the heavy contaminant in sewage；On outlet pipe 14
It is provided with exhaust pipe 16, the gas in cylinder 1 is discharged exhaust pipe 16, keeps the air pressure on the inner and outer boundary of cylinder 1 identical, so that cylinder
Water energy in 1 is continuous, continual from the discharge of outlet pipe 14.
The cylinder 1 includes inner cylinder 11 and outer cylinder 12, and 11 coaxial sleeve of inner cylinder is set in the outer cylinder 12, and inner cylinder 11 is solid
It is scheduled on the inner wall of outer cylinder 12, and there is certain gap between inner cylinder 11 and outer cylinder 12.Wherein the diameter of outer cylinder 12 is
1.6m, vertical height are 5.6m, and the aeration plate 3 is set to the inner cylinder 11, and aeration plate 3 and the connection of corresponding blower are with to inner cylinder
The air of high speed is passed through in 11 sewage, and the venthole of aeration plate 3 is upward, aeration plate 3 is 6,63 edges of aeration plate
Same even circumferential interval setting, the diameter of aeration plate 3 are 215mm.
The water inlet pipe 13 is connected to the inner cylinder 11, and the water outlet of water inlet pipe 13 is located at the top of aeration plate, described to add
Pencil 15 is connect with water inlet pipe 13, check-valves is provided on water inlet pipe 13 and chemical feed pipe 15, for preventing the dirt in cylinder
Aqueous reflux.The mud-collecting slot 5 is set to 1 bottom of cylinder, and the inner cylinder 11 and the outer cylinder 12 connect with the mud-collecting slot 5
It is logical；The Slag Scraping Device 2 is set to 11 top of inner cylinder, and the dreg collecting slot 4 is located on the outer wall of the cylinder 1, the edge of dreg collecting slot 4
Radial width is 20cm, and the floating material of sewage is scraped by the scum board of Slag Scraping Device 2 into dreg collecting slot 4 in cylinder 1；The inner cylinder 11
Outer wall be equipped with overflow launder 6, the overflow launder 6 is located in the outer cylinder 12, and clear water after processing is stretched into overflow launder 6,
The outlet pipe 14 is connected to the overflow launder 6, and the clear water in overflow launder 6 drains into next stage processing equipment from drainpipe.
For the first time using or when there is no liquid in reactor when, be first passed through sewage into cylinder 1, sewage is from water inlet pipe 13
It is flowed into inner cylinder 11, is entered in outer cylinder 12 in the bottom through inner cylinder 11, when the liquid level in reactor is lower than the bottom of cylinder 1
When, a small amount of dross in sewage can enter in outer cylinder 12, but with the addition of sewage, when liquid level is more than 1 bottom of cylinder, liquid level
On dross swum on the liquid level of inner cylinder 11 always, without entering in outer cylinder 12, when liquid level rises to the position of aeration plate 3
When setting, ventilated by aeration plate 3 into sewage, ventilatory capacity 0.156m3/ min, gas are stirred the sewage in cylinder 1,
Medicament is added into cylinder 1 by chemical feed pipe 15.Under the action of Slag Scraping Device 2, the floating material in sewage on liquid level is by scum board
It scrapes into dreg collecting slot 4.As sewage is constantly flowed into inner cylinder 11, the gas that aeration plate 3 generates mixes sewage and medicament
Uniformly, the liquid level for making dross floating and lifting inner cylinder 11 slightly, scrapes the dross in decontaminated water convenient for the scum board of Slag Scraping Device 2,
This process occurs on the top of inner cylinder 11, is air flotation zone；Sewage is flowed into the bottom of inner cylinder 11, then is flowed into outer cylinder 12, such as
Shown in attached drawing 1, one section of decanting zone, being deposited in the mud-collecting slot 5 of 1 bottom of cylinder in sewage are formed in the lower part of cylinder 1；
One section of clear water zone is formed on the top of outer cylinder 12, through draining into next processing through outlet pipe 14 from overflow launder 6 at the clear water after precipitating
Equipment.In the present embodiment, the level height of overflow launder 6 is higher than the water outlet of water inlet pipe 13, and in the water inlet of overflow launder 6
Place is provided with strainer；Due to there is a small amount of dross to swim on the liquid level of outer cylinder 12, overflow launder 6 is arranged in slightly lower position,
The probability that dross enters in overflow launder 6 can also be reduced.
Certainly, in order to not enter dross in outer cylinder 12, water can be being distinguished using the preceding injection unit into cylinder 1, is making liquid
Face is higher than the bottom of cylinder 1, but is lower than overflow launder 6, then to 1 middle cylinder body of cylinder, 1 sewage, carries out sewage treatment.
Embodiment 2: on the basis of embodiment 1, inner cylinder 11 described in the present embodiment includes the first cylinder 111 and second
Body 112, first cylinder 111 are funnel-form, and first cylinder 111 is set to second cylinder, 112 top, and described the
The slot end of one cylinder 111 is connected to second cylinder 112.The aeration plate 3 is set to the slot of first cylinder 111
End, the water inlet pipe 13 are connected to first cylinder 111.
Funnelform first cylinder 111 is air flotation zone, and when reactor is under normal use state, i.e., outlet pipe 14 has
When lasting clear water is discharged, the sewage in cylinder 1 is entered by water inlet pipe 13 and completes air bearing process in the first cylinder 111,
Guide functions again through the second cylinder 112, are flowed into outer cylinder 12；Funnelform first cylinder 111 and the cooperation of the second cylinder 112
It uses, but most dross floats in sewage, floating material is avoided to enter the second cylinder 112.
Preferably, in the present embodiment, the wide mouth end of first cylinder 111 is connect with the inner wall of the outer cylinder 12, and
And the lower section of junction is arranged in overflow launder 6, as shown in Fig. 1.
Preferably, the bottom of second cylinder 112 is concordant with the bottom of the outer cylinder 12, when in the first cylinder 111
When sewage enters the second cylinder 112, since the bottom of the second cylinder 112 is, reduction sewage pair concordant with the bottom of outer cylinder 12
The impact force of settling zone keeps the sedimentation effect of sludge more preferable.In other embodiments of the invention, the level of the bottom end of inner cylinder 11
Position is higher than the horizontal position of 12 bottom of outer cylinder, preferably avoids hydraulic shock in inner cylinder 11 to the sludge in mud-collecting slot 5.
Embodiment 3: on the basis of embodiment 2, in the present embodiment, the mud-collecting slot 5 is funnel-form, the mud-collecting slot
5 wide mouth end is connected to the bottom of the cylinder 1, and funnelform mud-collecting slot 5 makes sludge accumulation in the bottom of mud-collecting slot 5, is convenient for
Clear up sludge.And the gradient of the mud-collecting slot 5 is 65 °, convenient for sludge to be directed to the bottom of mud-collecting slot 5.Of the invention
In other embodiments, the gradient of mud-collecting slot 5 can also be the arbitrary value in 60-80 °, such as 60 °, 70 °, 75 °, 80 ° etc..
In the present embodiment, the mud-collecting slot 5 far from the cylinder 1 one end be equipped with the first sludge pipe 8, described first
Sludge pipe 8 is equipped with solenoid valve 10.Solenoid valve 10 is connect with delay switch, under normal use state, can by delay switch,
The sludge of timing opening solenoid valve 10 and being discharged in mud-collecting slot 5.The lowest part of the dreg collecting slot 4 has slag-drip opening, in slag-drip opening
Place is equipped with the second sludge pipe 9.The dross in dreg collecting slot 4 is discharged by the second sludge pipe 9.First sludge pipe 8 and the second spoil disposal
Pipe 9 can respectively drain into waste in mud-collecting slot 5 and dreg collecting slot 4 in corresponding processing pond.
The sustainable processing sewage of sewage-treating reactor of the invention makes air bearing and precipitating while carrying out, without independent
Heavy pond, operating process is simple, and occupation area of equipment is small.
Claims (10)
1. a kind of sewage-treating reactor, it is characterised in that: including cylinder (1), Slag Scraping Device (2), aeration plate (3), for collecting
The dreg collecting slot (4) of dross and for collect precipitating mud-collecting slot (5), the cylinder (1) have water inlet pipe (13) and outlet pipe
(14), the water inlet pipe (13) is connected with chemical feed pipe (15), and the outlet pipe (14) is connected with exhaust pipe (16)；
The cylinder (1) includes inner cylinder (11) and outer cylinder (12), and inner cylinder (11) coaxial sleeve is set in the outer cylinder (12), institute
Aeration plate (3) are stated set on the inner cylinder (11), the mud-collecting slot (5) is set to the cylinder (1) bottom, and the inner cylinder (11) and
The outer cylinder (12) is connected to the mud-collecting slot (5)；The Slag Scraping Device (2) is set at the top of the outer cylinder (12), the collection slag
Slot (4) is located on the outer wall of the cylinder (1)；The inner wall of the outer cylinder (11) is equipped with overflow launder (6)；The outlet pipe (14) with
Overflow launder (6) connection, the water inlet pipe (13) are connected to the inner cylinder (11).
2. sewage-treating reactor according to claim 1, it is characterised in that: the inner cylinder (11) includes the first cylinder
(111) and the second cylinder (112), first cylinder (111) are funnel-form；First cylinder (111) is set to described second
At the top of cylinder (112), and the slot end of first cylinder (111) is connected to second cylinder (112).
3. sewage-treating reactor according to claim 2, it is characterised in that: the bottom of second cylinder (112) with
The bottom of the outer cylinder (12) is concordant.
4. sewage-treating reactor according to claim 2, it is characterised in that: the aeration plate (3) is set to described first
Cylinder (111), the water inlet pipe (13) are connected to first cylinder (111).
5. sewage-treating reactor according to claim 4, it is characterised in that: the overflow launder (6) is set to described first
The outer wall of cylinder (111), and the level height of the overflow launder (6) is higher than the level height of the aeration plate (3).
6. sewage-treating reactor according to claim 1, it is characterised in that: the mud-collecting slot (5) is funnel-form, described
The wide mouth end of mud-collecting slot (5) is connected to the bottom of the cylinder (1).
7. sewage-treating reactor according to claim 6, it is characterised in that: the gradient of the mud-collecting slot (5) is 60-
80°。
8. sewage-treating reactor according to claim 7, it is characterised in that: the gradient of the mud-collecting slot (5) is 65 °.
9. sewage-treating reactor according to claim 1, it is characterised in that: the mud-collecting slot (5) is far from the cylinder
(1) one end is equipped with the first sludge pipe (8), and first sludge pipe (8) is equipped with solenoid valve (10).
10. sewage-treating reactor according to claim 1, it is characterised in that: the dreg collecting slot (4) has slag notch,
The slag notch is equipped with the second sludge pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910173296.XA CN109748419A (en) | 2019-03-07 | 2019-03-07 | A kind of sewage-treating reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910173296.XA CN109748419A (en) | 2019-03-07 | 2019-03-07 | A kind of sewage-treating reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109748419A true CN109748419A (en) | 2019-05-14 |
Family
ID=66406960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910173296.XA Pending CN109748419A (en) | 2019-03-07 | 2019-03-07 | A kind of sewage-treating reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109748419A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240326A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | Air bearing and the coupling integrated device of precipitating |
| CN110642462A (en) * | 2019-09-24 | 2020-01-03 | 广东东荣金属制品有限公司 | Ultra-large floating body runoff separator suitable for large water body circulation culture system |
| CN113461118A (en) * | 2021-07-30 | 2021-10-01 | 乐山师范学院 | Sewage reactor |
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| JPH07185528A (en) * | 1993-12-25 | 1995-07-25 | Nisshin Eng:Kk | Pressure floatation type waste liquid treating device |
| CN202246207U (en) * | 2011-09-22 | 2012-05-30 | 天津市联合环保工程设计有限公司 | High-efficient sink solid-liquid separation equipment that floats |
| CN102512854A (en) * | 2011-12-06 | 2012-06-27 | 江苏金梓环境科技有限公司 | Composite unitary separating equipment |
| CN106277151A (en) * | 2016-10-17 | 2017-01-04 | 西安建筑科技大学 | A kind of radial direction combines multistage ozone air-float device |
| CN107188339A (en) * | 2017-07-11 | 2017-09-22 | 西安建筑科技大学 | A kind of composite ozone air-floating integral unit |
| CN209797614U (en) * | 2019-03-07 | 2019-12-17 | 四川舜瑞环境科技有限公司 | Sewage treatment reactor |
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2019
- 2019-03-07 CN CN201910173296.XA patent/CN109748419A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07185528A (en) * | 1993-12-25 | 1995-07-25 | Nisshin Eng:Kk | Pressure floatation type waste liquid treating device |
| CN202246207U (en) * | 2011-09-22 | 2012-05-30 | 天津市联合环保工程设计有限公司 | High-efficient sink solid-liquid separation equipment that floats |
| CN102512854A (en) * | 2011-12-06 | 2012-06-27 | 江苏金梓环境科技有限公司 | Composite unitary separating equipment |
| CN106277151A (en) * | 2016-10-17 | 2017-01-04 | 西安建筑科技大学 | A kind of radial direction combines multistage ozone air-float device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110240326A (en) * | 2019-06-28 | 2019-09-17 | 西安建筑科技大学 | Air bearing and the coupling integrated device of precipitating |
| CN110642462A (en) * | 2019-09-24 | 2020-01-03 | 广东东荣金属制品有限公司 | Ultra-large floating body runoff separator suitable for large water body circulation culture system |
| CN113461118A (en) * | 2021-07-30 | 2021-10-01 | 乐山师范学院 | Sewage reactor |
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Application publication date: 20190514 |