CN107986463A - A kind of spinning boring aeration pipe - Google Patents
A kind of spinning boring aeration pipe Download PDFInfo
- Publication number
- CN107986463A CN107986463A CN201711037244.7A CN201711037244A CN107986463A CN 107986463 A CN107986463 A CN 107986463A CN 201711037244 A CN201711037244 A CN 201711037244A CN 107986463 A CN107986463 A CN 107986463A
- Authority
- CN
- China
- Prior art keywords
- boring aeration
- aeration pipe
- pipe
- boring
- aeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of spinning boring aeration pipe, including boring aeration pipe, it is rotatably connected it is characterized in that being formed in the middle part of the boring aeration pipe by bearing with aeration air inlet pipe, to be set in the middle part of the boring aeration pipe at bearing as separation, first extreme direction of boring aeration pipe is provided with first row solarization air cap, second extreme direction of boring aeration pipe is provided with corresponding second row solarization air cap so that the boring aeration hole promotes boring aeration pipe to form automatic rotation in gas reaction force caused by aeration.The device is mainly used in water treatment aeration technique, promotes aeration tube spinning by using gas reaction force caused by aeration, expands aeration area, also has disturbance agitating function.
Description
Technical field
The present invention relates to a kind of spinning boring aeration pipe.The device is mainly used in water treatment aeration technique, passes through profit
Gas reaction force promotes aeration tube spinning caused by aeration, expands aeration area, also has disturbance agitating function.
Background technology
Boring aeration pipe is the common aerator in water treatment plant, it have it is simple in structure, aeration effect is good, easy to pacify
Dress, it is cheap the characteristics of.At present, all kinds of boring aeration pipes of equipment vendors' production, which are distinguished, mainly pore opening, between stomata
Away from angle of stomata and horizontal plane etc..Which kind of boring aeration pipe no matter each equipment vendors take, using fixedly mounted side
Formula, gas are sprayed by the stomata on aeration tube, are come into full contact with water body, both achieve the purpose that aeration aerating, also disturbance stirring
Water body.Fixed boring aeration pipe main problem be aeration blind area it is larger so that cause the deposition of water treatment building bottom compared with
More, in addition effective aeration area is also smaller, and aeration effect is limited.In order to solve the limitation of fixed boring aeration pipe, having must
Research and develop a kind of removable boring aeration pipe.
Gas design jet velocity when boring aeration pipe is aerated is usually larger, therefore generates larger gas push
Power.Traditional boring aeration pipe, not using gas push power caused by aeration, causes wave due to being completely fixed in bottom of pond
Take.Since boring aeration pipe fixing piece damages in some engineerings, cause boring aeration pipe vibrations or even come off, these are all due to
Caused by continuing gas push power caused by aeration.A kind of boring aeration pipe is such as researched and developed, is pushed away using gas caused by aeration
Power, you can the constraint effect for avoiding fixing piece causes energy dissipation, can also realize the automatic rotation of boring aeration pipe, solve
Fixed boring aeration pipe many limitations.
The content of the invention
It is an object of the present invention to provide a kind of spinning boring aeration pipe, by gas reaction force caused by aeration, make
Aeration tube is produced sideways against power, is promoted boring aeration pipe to be rotated automatically in the case of no additional energy, is substantially reduced and wear
The aeration blind area of hole aeration tube.The device is adapted to the various newly-built or transformation projects using boring aeration pipe.
To achieve these goals, the technical scheme is that：A kind of spinning boring aeration pipe, including boring aeration
Pipe, it is characterised in that formed and be rotatably connected with aeration air inlet pipe by bearing in the middle part of the boring aeration pipe, with the perforation
Set in the middle part of aeration tube as separation at bearing, first extreme direction of boring aeration pipe is provided with first row solarization air cap, to institute
State the second extreme direction of boring aeration pipe and be provided with corresponding second row solarization air cap so that the boring aeration hole is produced in aeration
Gas reaction force promote boring aeration pipe form automatic rotation.
Further, boring aeration pipe first row solarization air cap and second row the solarization air cap opening direction is respectively facing aeration
The both sides of pipe.
Further, the first row solarization air cap and with the opening direction of second row solarization air cap it is in downwards for horizontal direction
30 degree to 45 degree.
Further, a diameter of 30 millimeters to 40 millimeters of boring aeration pipe, are aerated 50 centimetres to 100 centimetres of length of tube, expose
Tracheae opening diameter is 4 millimeters to 5 millimeters, and perforate spacing is 20 centimetres to 50 centimetres.
Further, the boring aeration pipe middle position sets a plug receptacle, and the plug receptacle passes through bearing and air inlet
Pipe connects, wherein the plug receptacle is connected with bearing bore diameter, the bearing outside diameter is connected with air inlet pipe, the plug receptacle and air inlet
Seal is additionally provided between pipe.
Further, the bearing of installation use corrosion-resistant rub resistance material among boring aeration pipe, preferably stainless steel or
Refractory ceramics.
Further, first end solarization air cap and second end aeration are also equipped with the sealing plate at boring aeration pipe both ends
Hole, setting height and first row solarization air cap, the second row solarization air cap one of the first end solarization air cap and second end solarization air cap
Cause.
Apparatus of the present invention can realize that boring aeration pipe rotates automatically in the case of no additional energy, expand aeration face
Product, reduces aeration blind area, avoids the generation of bottom of pond deposition phenomenon, while also has disturbance agitating function.The spin of the present invention
Turn boring aeration pipe and can be used for the various water treatment buildings using aeration system, its main function is the situation of identical aeration quantity
Under, increase can aeration area, so as to reduce the aeration blind area of conventional fixed-type boring aeration pipe, improve water body fluidisation in structures
Effect, reduces structures bottom deposition problem.The spinning boring aeration pipe size of the present invention is unrestricted, can be according to specific pond
Type designs, adaptable, and aeration area can be not only used for newly-built pond type, and can be used for transformation pond type close to all standing.
Brief description of the drawings
Fig. 1 is spinning boring aeration pipe plan.
Fig. 2 is spinning boring aeration pipe side view.
Fig. 3 is spinning boring aeration pipe A-A profiles.
Fig. 4 is spinning boring aeration pipe B-B profiles.
Fig. 5 is spinning boring aeration pipe C-C profiles.
Fig. 6 is spinning boring aeration pipe D-D profiles.
Figure includes：It is aerated air inlet pipe 1, bearing 2, boring aeration pipe 3, first row stomata 4, second row stomata 5, the first end
Hold solarization air cap 6, second end solarization air cap 7.
Embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
This of the invention embodiment is a kind of spinning boring aeration pipe, it mainly include specific perforate boring aeration pipe 3 with
And the bearing 2 in the center of boring aeration pipe 3 is set.Wherein the specific perforate mode of boring aeration pipe 3 is primarily referred to as center to two
The opening direction at end on the contrary, with reference to bearing 2 spinfunction, gas push power caused by aeration can be made full use of, realization is worn
Hole aeration tube rotates automatically.
As shown in the figure, spinning boring aeration pipe of the present invention is mainly by the boring aeration pipe of the reverse perforate in central air induction both ends
Formed with central bearing.Its 2 outside diameter of middle (center) bearing connection aeration air inlet pipe 1, caliber is 30mm to 60mm.2 internal diameter of bearing and perforation
The connection of the center of aeration tube 3, caliber is 20mm to 40mm.
Boring aeration pipe opening diameter is 4 millimeters to 5 millimeters, and opening direction is in α degree downwards for horizontal direction, α values 30
To 45, but center is opposite to both ends opening direction.To be set in the middle part of the boring aeration pipe as separation at bearing, to the perforation
The first extreme direction of aeration tube is provided with first row solarization air cap 4, and second extreme direction of boring aeration pipe is provided with corresponding
Two row's solarization air caps 5, first row solarization air cap 4 and 5 blowing angle of second row solarization air cap are consistent, but opening direction is opposite（Open
Hole is respectively facing both sides, but angle in downward direction is consistent）, thus can form consistent motive force and realize boring aeration pipe up time
Pin or counterclockwise rotation.
It is aerated air inlet pipe 1 and is aerated source for spinning aeration tube, aeration air inlet pipe 1 usually can be dry with aeration branch pipe or aeration
Pipe is connected, and source of the gas can use air blower or air compressor machine.
Mainly connection aeration air inlet pipe 1 and boring aeration pipe 3, main function are to realize boring aeration pipe along center to bearing 2
Rotation.Bearing material uses corrosion-resistant rub resistance material, such as stainless steel or refractory ceramics.
Boring aeration pipe 3 is using unilateral reversely perforate mode, and material uses corrosion-resistant lightweight material, such as stainless steel or resin
Deng.
First end solarization air cap 6 and second end solarization air cap 7, institute are may also set up on the sealing plate at 3 both ends of boring aeration pipe
State the setting height and first row solarization air cap 4, second row solarization air cap 5 one of first end solarization air cap 6 and second end solarization air cap 7
Cause.
Preferably, the junction of the boring aeration pipe and aeration air inlet pipe is additionally provided with speed limiting mechanism, and limitation perforation exposes
The rotating speed of tracheae is 10 to 50 revs/min.On the one hand each rotation aeration tube is avoided due to rotation caused by coefficient of friction resistance difference
Speed is different, on the other hand it also avoid too fast rotating speed and the sealing material of bearing 2 is caused to damage.
Preferably, first piston is set to the first extreme direction in the middle part of the boring aeration pipe, in the boring aeration pipe
Portion to the second extreme direction sets second piston, and resetting spring is set between first piston and second piston, and first piston and second live
Fill in surface and form hairbrush shape, when gases at high pressure enter in boring aeration pipe from aeration air inlet pipe, promote first piston and second
Piston is moved to both sides, and first piston and second piston are moved to both sides while can accelerate to lead in the water in boring aeration pipe
Solarization air cap is crossed to discharge, while first piston and the cleanable solarization air cap of the hairbrush on second piston surface, it is multiple at the end of aeration
The elastic force of position spring overcomes the resistance of water, and first piston and second piston are moved to the middle part of boring aeration pipe, normal to ensure
Operation, can set limited block in boring aeration inside pipe wall, limit the shift position of first piston and second piston.
It is in place of being different from the prior art：
1st, realize that perforation exposes using gas push power caused by aeration compared to existing fixed boring aeration pipe, apparatus of the present invention
The automatic rotation of tracheae, scope can be aerated by increasing, and reduce aeration blind area.
2nd, boring aeration pipe center to both ends can be formed consistent gas push power, be realized perforation using unilateral reverse perforate
Aeration tube rotation clockwise or counterclockwise.
3rd, boring aeration pipe opening direction is in downwards 30 ~ 45 degree for horizontal direction, can provide rotary power for aeration tube,
Take into account bottom of pond souring at the same time.
4th, boring aeration pipe end opens a stomata, can extend aeration tube coverage, further reduces aeration blind area.
5th, the present apparatus can be installed in the various water treatment buildings using boring aeration pipe, light-weight, simple installation, can be wide
It is general to be used for all kinds of newly-built or transformation projects, improve aeration effect.
It above are only presently preferred embodiments of the present invention.It will be appreciated by those skilled in the art that the invention is not restricted to described here
Specific embodiment, can carry out for a person skilled in the art it is various significantly change, readjust and substitute without
Depart from protection scope of the present invention.Therefore, although being described in further detail by above example to the present invention,
The present invention is not limited only to above example, without departing from the inventive concept, can also include that more other are equivalent
Embodiment, and the scope invented is determined by scope of the appended claims.
Claims (8)
1. a kind of spinning boring aeration pipe, including boring aeration pipe, it is characterised in that pass through axis in the middle part of the boring aeration pipe
Hold to be formed with aeration air inlet pipe and be rotatably connected, to be set in the middle part of the boring aeration pipe as separation at bearing, to the perforation
The first extreme direction of aeration tube is provided with first row solarization air cap, and second extreme direction of boring aeration pipe is provided with corresponding second
Arrange solarization air cap so that the boring aeration hole promotes boring aeration pipe to form automatic rotary in gas reaction force caused by aeration
Turn.
A kind of 2. spinning boring aeration pipe described in claim 1, it is characterised in that the boring aeration pipe first row aeration
Hole and second row solarization air cap opening direction are respectively facing the both sides of aeration tube.
A kind of 3. spinning boring aeration pipe described in claim 1, it is characterised in that the first row solarization air cap and with second
The opening direction for arranging solarization air cap is horizontal direction downwards in 30 degree to 45 degree.
4. a kind of spinning boring aeration pipe described in claim 1, it is characterised in that a diameter of 30 millimeters of boring aeration pipe is extremely
40 millimeters, 50 centimetres to 100 centimetres of length of tube is aerated, aeration tube opening diameter is 4 millimeters to 5 millimeters, and perforate spacing is 20 lis
Rice is to 50 centimetres.
5. a kind of spinning boring aeration pipe described in claim 1, it is characterised in that the boring aeration pipe middle position is set
A plug receptacle is put, the plug receptacle is connected by bearing with air inlet pipe, wherein the plug receptacle is connected with bearing bore diameter, the axis
Hold outside diameter to be connected with air inlet pipe, seal is additionally provided between the plug receptacle and air inlet pipe.
A kind of 6. spinning boring aeration pipe described in claim 1, it is characterised in that the bearing of installation among boring aeration pipe
It is preferably stainless steel or refractory ceramics using corrosion-resistant rub resistance material.
7. a kind of spinning boring aeration pipe described in claim 1, it is characterised in that the boring aeration pipe and aeration air inlet
The junction of pipe is additionally provided with speed limiting mechanism, and the rotating speed for limiting boring aeration pipe is 10 to 50 revs/min.
8. a kind of spinning boring aeration pipe described in claim 1, it is characterised in that in the middle part of the boring aeration pipe
One extreme direction sets first piston, and second piston is set to the second extreme direction in the middle part of the boring aeration pipe, first piston and the
Set resetting spring between two pistons, first piston and second piston surface form hairbrush shape, when gases at high pressure are from aeration air inlet pipe
When in into boring aeration pipe, first piston and second piston is promoted to be moved to both sides, first piston and second piston surface
The cleanable solarization air cap of hairbrush, at the end of aeration, the elastic force of resetting spring overcomes the resistance of water, and first piston and second piston are moved
Move to the middle part of boring aeration pipe, to ensure lower normal operation, can set limited block in boring aeration inside pipe wall, limit first piston
With the shift position of second piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711037244.7A CN107986463A (en) | 2017-10-30 | 2017-10-30 | A kind of spinning boring aeration pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711037244.7A CN107986463A (en) | 2017-10-30 | 2017-10-30 | A kind of spinning boring aeration pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107986463A true CN107986463A (en) | 2018-05-04 |
Family
ID=62030096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711037244.7A Pending CN107986463A (en) | 2017-10-30 | 2017-10-30 | A kind of spinning boring aeration pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107986463A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650532A (en) * | 2019-02-14 | 2019-04-19 | 安吉国千环境科技有限公司 | A kind of unpowered rotation aeration plate for sewage treatment |
| CN110089478A (en) * | 2019-06-12 | 2019-08-06 | 铜仁学院 | A kind of aquatic products equipment |
| CN110255817A (en) * | 2019-06-18 | 2019-09-20 | 浙江千尧环境工程有限公司 | A kind of domestic living waste water treater |
| CN110342766A (en) * | 2019-07-11 | 2019-10-18 | 浙江大学 | A kind of compound pickling of charcoal load settles integral biological leaching device and method thereof |
| CN110921862A (en) * | 2019-12-04 | 2020-03-27 | 广东三奇实业发展有限公司 | Be applied to sewage treatment plant's magnetic suspension air-blower |
| CN111018146A (en) * | 2019-12-18 | 2020-04-17 | 浙江建投环保工程有限公司 | Novel rotary aeration device for sewage treatment |
| CN111689590A (en) * | 2020-06-22 | 2020-09-22 | 浙江明佳环保科技股份有限公司 | Novel breed sewage treatment aeration tank |
| CN111720900A (en) * | 2020-05-29 | 2020-09-29 | 国网河北省电力有限公司保定供电分公司 | Air-water dual-purpose air conditioner outdoor unit cleaner |
| CN113521810A (en) * | 2021-08-02 | 2021-10-22 | 江苏道科环境科技有限公司 | Conveniently-cleaned radial flow type secondary sedimentation tank and use method thereof |
| CN114958518A (en) * | 2022-06-21 | 2022-08-30 | 四川东柳醪糟有限责任公司 | Efficient cooling and yeast feeding device and method for fermented glutinous rice production |
| CN117303610A (en) * | 2023-10-25 | 2023-12-29 | 歌林川生物科技(天津)有限公司 | Water aeration device for urban river treatment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002275777A (en) * | 2001-03-16 | 2002-09-25 | Oji Engineering Kk | Air-diffusing pipe and flotator using the same |
| CN202108436U (en) * | 2011-01-14 | 2012-01-11 | 西南石油大学 | Hydraulic auto-rotation jet head for washing well |
| CN104496045A (en) * | 2014-12-18 | 2015-04-08 | 扬州大学 | Submersed dry-chamber blast aeration machine |
| CN106045079A (en) * | 2016-07-26 | 2016-10-26 | 胡海平 | Hydraulic cylinder washing type tubular microporous aerator |
| CN205999141U (en) * | 2016-08-09 | 2017-03-08 | 南京金生丽水环境技术有限公司 | The efficient oxygenation disperser of full-automatic rotating |
| CN107098486A (en) * | 2017-05-09 | 2017-08-29 | 扬州奇创环保科技有限公司 | A kind of aerator |
-
2017
- 2017-10-30 CN CN201711037244.7A patent/CN107986463A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002275777A (en) * | 2001-03-16 | 2002-09-25 | Oji Engineering Kk | Air-diffusing pipe and flotator using the same |
| CN202108436U (en) * | 2011-01-14 | 2012-01-11 | 西南石油大学 | Hydraulic auto-rotation jet head for washing well |
| CN104496045A (en) * | 2014-12-18 | 2015-04-08 | 扬州大学 | Submersed dry-chamber blast aeration machine |
| CN106045079A (en) * | 2016-07-26 | 2016-10-26 | 胡海平 | Hydraulic cylinder washing type tubular microporous aerator |
| CN205999141U (en) * | 2016-08-09 | 2017-03-08 | 南京金生丽水环境技术有限公司 | The efficient oxygenation disperser of full-automatic rotating |
| CN107098486A (en) * | 2017-05-09 | 2017-08-29 | 扬州奇创环保科技有限公司 | A kind of aerator |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650532A (en) * | 2019-02-14 | 2019-04-19 | 安吉国千环境科技有限公司 | A kind of unpowered rotation aeration plate for sewage treatment |
| CN110089478A (en) * | 2019-06-12 | 2019-08-06 | 铜仁学院 | A kind of aquatic products equipment |
| CN110255817A (en) * | 2019-06-18 | 2019-09-20 | 浙江千尧环境工程有限公司 | A kind of domestic living waste water treater |
| CN110342766A (en) * | 2019-07-11 | 2019-10-18 | 浙江大学 | A kind of compound pickling of charcoal load settles integral biological leaching device and method thereof |
| CN110921862A (en) * | 2019-12-04 | 2020-03-27 | 广东三奇实业发展有限公司 | Be applied to sewage treatment plant's magnetic suspension air-blower |
| CN110921862B (en) * | 2019-12-04 | 2022-04-08 | 广东三奇实业发展有限公司 | Be applied to sewage treatment plant's magnetic suspension air-blower |
| CN111018146A (en) * | 2019-12-18 | 2020-04-17 | 浙江建投环保工程有限公司 | Novel rotary aeration device for sewage treatment |
| CN111720900A (en) * | 2020-05-29 | 2020-09-29 | 国网河北省电力有限公司保定供电分公司 | Air-water dual-purpose air conditioner outdoor unit cleaner |
| CN111689590A (en) * | 2020-06-22 | 2020-09-22 | 浙江明佳环保科技股份有限公司 | Novel breed sewage treatment aeration tank |
| CN113521810A (en) * | 2021-08-02 | 2021-10-22 | 江苏道科环境科技有限公司 | Conveniently-cleaned radial flow type secondary sedimentation tank and use method thereof |
| CN114958518A (en) * | 2022-06-21 | 2022-08-30 | 四川东柳醪糟有限责任公司 | Efficient cooling and yeast feeding device and method for fermented glutinous rice production |
| CN117303610A (en) * | 2023-10-25 | 2023-12-29 | 歌林川生物科技(天津)有限公司 | Water aeration device for urban river treatment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107986463A (en) | A kind of spinning boring aeration pipe | |
| CN108002523A (en) | A kind of method realized boring aeration pipe and rotate aeration automatically | |
| CN208394910U (en) | A kind of novel perforations aeration tube | |
| CN108002519A (en) | A kind of all standing aerating system | |
| CN103191636A (en) | Desulfurizing tower device | |
| CN207446386U (en) | A kind of anti-blocking grate plate | |
| CN207308145U (en) | One kind injection calcium hydroxide deacidification device | |
| CN207187509U (en) | A kind of self-operated type swirl injection mixing arrangement | |
| CN104607032B (en) | Desulphurization plant | |
| CN208728230U (en) | A kind of petroleum pipeline cleaning device | |
| CN203599128U (en) | Angle-adjustable stone washing machine | |
| CN207713482U (en) | A kind of interlaced arrangement aerating system | |
| CN204100479U (en) | A kind of overhead type jet flow fume-resisting system for building | |
| CN104787906A (en) | Partitioned circulation blast aerator and method adopting same | |
| CN106268404B (en) | Steam mixer | |
| CN205020282U (en) | Stifled spray gun is prevented in denitration | |
| CN211499085U (en) | Ecological toilet exhaust system | |
| CN107840445A (en) | A kind of aerating system for biological contact oxidation pond | |
| CN102059182B (en) | Shower head | |
| CN203613110U (en) | Feeding device for fly ash | |
| CN208389467U (en) | A kind of novel sludge drainage system | |
| CN205761864U (en) | A kind of gondola water faucet with water flow speed reduction function | |
| CN207100446U (en) | Fresh blueberry surface cleaning device | |
| CN202328200U (en) | Air cap of circulating fluid bed boiler | |
| CN106824479B (en) | A kind of raw coal system based on multiple heat exchange |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |