CN208632187U - A photocatalytic reaction device in the treatment of large-scale polluted water bodies - Google Patents
A photocatalytic reaction device in the treatment of large-scale polluted water bodies Download PDFInfo
- Publication number
- CN208632187U CN208632187U CN201820734960.4U CN201820734960U CN208632187U CN 208632187 U CN208632187 U CN 208632187U CN 201820734960 U CN201820734960 U CN 201820734960U CN 208632187 U CN208632187 U CN 208632187U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- water
- plate
- photocatalytic reaction
- reaction device
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 238000013032 photocatalytic reaction Methods 0.000 title claims abstract description 14
- 230000003139 buffering effect Effects 0.000 claims abstract description 28
- 230000006872 improvement Effects 0.000 claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000029553 photosynthesis Effects 0.000 claims abstract description 8
- 238000010672 photosynthesis Methods 0.000 claims abstract description 8
- 238000013019 agitation Methods 0.000 claims description 10
- 238000005273 aeration Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 abstract description 30
- 238000006243 chemical reaction Methods 0.000 abstract description 14
- 239000005416 organic matter Substances 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- 238000006555 catalytic reaction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 239000000872 buffer Substances 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 238000007146 photocatalysis Methods 0.000 description 2
- 230000001699 photocatalysis Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Catalysts (AREA)
Abstract
The utility model discloses the photocatalytic reaction devices in a kind of large-scale polluted-water improvement, including pedestal, cylindricality cabinet is fixedly connected at the top of the pedestal, photosynthesis plate is fixedly connected at the top and bottom of the cylindricality interior, the two sides of the cylindricality interior pass through strut and are fixedly connected with connecting plate, the side of the connecting plate is rotatably connected to buffering hemisphere plate, the side of the connecting plate and be located at buffering hemisphere plate inside be fixedly connected with support rod, the utility model relates to Technology of Sewage fields.Photocatalytic reaction device in large size polluted-water improvement, a buffering can be carried out to the water come in from water inlet pipe using the cooperation between buffering hemisphere plate, guide post and spring, slow down the flow velocity of water, when solving using light reaction degradation, since water flow is too fast, and then cause light reaction that can only remove the substance that water part is difficult to degrade, the problem of organic matter that cannot be difficult to these to degrade is cleaned out.
Description
Technical field
Light-catalyzed reaction dress the utility model relates to Technology of Sewage field, in specially a kind of large-scale polluted-water improvement
It sets.
Background technique
Sewage is often referred to discharge water centainly polluted, from life and production.Sewage mainly has sanitary sewage, work
Industry waste water and initial rainwater.The ill pathogen contaminant of the major pollutants of sewage, oxygen consumption pollutant, plant nutrient and toxic dirt
Contaminate object etc., according to the viewpoint of sewage source, sewage can be defined as discharging from house, organ, business or industrial area with ground
It is lauched, the liquid or water for carrying waste of the mixing such as surface water, snowstorm.Sewage is correspondingly reduced dirty by many classifications
Also there are many technology and techniques for influence of the water to environment.According to sewage source, sewage can be divided into these fourth types: the first kind: industry
Sewage of the waste water from manufacturing, mining and industrial production activities, including living from the runoff stored, processed with industry or business
Leachate site and it is other be not sanitary sewage waste water, the second class: sanitary sewage come from house, office building, organ or similar
Sewage；Hygienic sewage；Effluent sewerage, including the industrial wastewater mixed in sanitary sewage in sewerage system, third class: quotient
Industry sewage is from commercial facility and certain ingredients are more than nontoxic, the harmless sewage of sanitary sewage.Such as sewage from catering business.Laundry
Sewage, animal feeding sewage, the sewage etc. that hairdressing place generates, the 4th class: overland flow is lauched from rainwater, snow-broth, highway,
Water etc. from city and industrial area, overland flow does not infilter soil, enters underground water along street and land.
Higher and higher for the attention degree of sewage treatment in order to improve recycling for water resource, there is also one in water
The organic matter for being difficult to degrade a bit is difficult to remove, and can remove these organic matters using light reaction catalysis reaction, but since water flows through
Fastly, and then cause light reaction that can only remove the substance that water part is difficult to degrade, the organic matter that cannot be difficult to degrade by these is clear
Reason is clean.
Utility model content
In view of the deficiencies of the prior art, the utility model provide a kind of large-scale polluted-water administer in light-catalyzed reaction
Device is solved when being degraded using light reaction, since water flow is too fast, and then causes light reaction that can only remove water part and be difficult to drop
The problem of substance of solution, the organic matter that cannot be difficult to these to degrade is cleaned out.
In order to achieve the above object, the utility model is achieved by the following technical programs: it is a kind of large size polluted-water control
Photocatalytic reaction device in reason, including pedestal, are fixedly connected with cylindricality cabinet at the top of the pedestal, in the cylindrical tank body
Photosynthesis plate is fixedly connected at the top and bottom of surface, the two sides of the cylindricality interior are fixed by strut
It is connected with connecting plate, the side of the connecting plate is rotatably connected to buffering hemisphere plate, the side of the connecting plate and is located at buffering
The inside of hemisphere plate is fixedly connected with support rod, and one end of the support rod is fixedly connected with link block, the link block setting
There are two, the side of the link block is fixedly connected with guide post, and one end of the guide post is fixedly connected with slide post, and slide post
One end of outer surface slidably connects sleeve column, and one end of the sleeve column and the inner surface of buffering hemisphere plate are hinged, the slide post
Outer surface be arranged with spring.
Preferably, water inlet pipe and outlet pipe have been respectively communicated at left and right sides of the cylindricality cabinet, in the cylindrical tank body
Buffering web plate is fixedly connected between the top and bottom of chamber.
Preferably, the top and bottom of the cylindricality cabinets cavity pass through bearing piece and are fixedly connected with aeration tube, described slow
The inner surface for rushing hemisphere plate offers through-hole.
Preferably, rotation axis, the appearance of the rotation axis are rotatably connected between the opposite side of two link blocks
Face is fixedly connected with agitation blades.
Preferably, the outer surface of the rotation axis and be located at agitation blades two sides be fixedly connected to the first belt pulley.
Preferably, it is fixedly connected with motor housing at the top of the cylindricality cabinet, the two sides inside the motor housing are fixed
It is connected with motor, one end of the motor output shaft is fixedly connected with the first belt pulley, and the side of first belt pulley passes through
The transmission connection of the side of belt and the second belt pulley.
Beneficial effect
The utility model provide a kind of large-scale polluted-water administer in photocatalytic reaction device.Have following beneficial to effect
Fruit:
(1), the photocatalytic reaction device in large size polluted-water improvement, by being fixedly connected with cylindricality at the top of pedestal
Cabinet is fixedly connected to photosynthesis plate at the top and bottom of cylindricality interior, and the two sides of cylindricality interior are equal
Connecting plate is fixedly connected with by strut, and the side of connecting plate is rotatably connected to buffering hemisphere plate, the side of connecting plate and is located at
The inside of buffering hemisphere plate is fixedly connected with support rod, and one end of support rod is fixedly connected with link block, and link block is provided with two
A, the side of link block is fixedly connected with guide post, and one end of guide post is fixedly connected with slide post, and slides one end of outer surface of column
Sleeve column is slidably connected, one end of sleeve column and the inner surface of buffering hemisphere plate are hinged, and the outer surface of slide post is arranged with spring, column
It has been respectively communicated with water inlet pipe and outlet pipe at left and right sides of shape cabinet, has been fixedly connected between the top and bottom of cylindricality cabinets cavity
There is buffering web plate, one can be carried out to the water come in from water inlet pipe using the cooperation between buffering hemisphere plate, guide post and spring and delayed
Punching, slows down the flow velocity of water, solves when being degraded using light reaction, since water flow is too fast, and then causes light reaction that can only remove water
The problem of middle part is difficult to the substance degraded, and the organic matter that cannot be difficult to these to degrade is cleaned out.
(2), the photocatalytic reaction device in large size polluted-water improvement, by between the opposite side of two link blocks
It is rotatably connected to rotation axis, the outer surface of rotation axis is fixedly connected with agitation blades, is fixedly connected with electricity at the top of cylindricality cabinet
Cabinet, the two sides inside motor housing are fixedly connected to motor, and one end of motor output shaft is fixedly connected with the first belt pulley, and
The side of one belt pulley is sequentially connected by the side of belt and the second belt pulley, utilizes motor, the first belt pulley and the second skin
Cooperation between belt wheel can drive rotation axis to rotate, and then agitation blades can be driven to rotate, and on the one hand slow down water velocity, and one
Aspect can make lower rolling waterborne, and then the water of a part is avoided to cannot get the catalysis reaction of light, avoid the photocatalysis of sewage
It reacts not thorough enough.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the partial enlarged view in the utility model Fig. 1 at A；
Fig. 3 is the outside drawing that the utility model buffers the hardened structure of hemisphere.
In figure: 1- pedestal, 2- cylindricality cabinet, 3- photosynthesis plate, 4- strut, 5- connecting plate, 6- buffer hemisphere plate, 7- branch
Strut, 8- link block, 9- guide post, 10- slide post, 11- sleeve column, 12- spring, 13- water inlet pipe, 14- outlet pipe, 15- buffer subsystem
Plate, 16- aeration tube, 17- through-hole, 18- rotation axis, 19- agitation blades, the first belt pulley of 20-, 21- motor housing, 22- motor,
23- belt, the second belt pulley of 24-.
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
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: it is a kind of large size polluted-water administer in photocatalysis
Reaction unit, including pedestal 1, the top of pedestal 1 are fixedly connected with cylindricality cabinet 2, and the left and right sides of cylindricality cabinet 2 is respectively communicated with
There are water inlet pipe 13 and outlet pipe 14, buffering web plate 15, cylindrical tank are fixedly connected between the top and bottom of 2 inner cavity of cylindricality cabinet
The top and bottom of 2 inner cavity of body pass through bearing piece and are fixedly connected with aeration tube 16, and the inner surface of buffering hemisphere plate 6 offers through-hole
17, the top of cylindricality cabinet 2 is fixedly connected with motor housing 21, and the two sides inside motor housing 21 are fixedly connected to motor 22, benefit
Rotation axis 18 can be driven to rotate with the cooperation between motor 22, the first belt pulley 20 and the second belt pulley 24, and then can drive and stir
Movable vane piece 19 rotates, and on the one hand slows down water velocity, on the one hand can make lower rolling waterborne, and then the water of a part is avoided to obtain
Catalysis less than light is reacted, and the light-catalyzed reaction for avoiding sewage is not thorough enough, and one end of 22 output shaft of motor is fixedly connected with
The side of first belt pulley 20, the first belt pulley 20 is sequentially connected by the side of belt 23 and the second belt pulley 24, cylindrical tank
Photosynthesis plate 3 is fixedly connected at the top and bottom of 2 inner surface of body, the two sides of 2 inner surface of cylindricality cabinet pass through strut 4
It is fixedly connected with connecting plate 5, the side of connecting plate 5 is rotatably connected to buffering hemisphere plate 6, utilizes buffering hemisphere plate 6,9 and of guide post
Cooperation between spring 12 can carry out a buffering to the water come in from water inlet pipe 13, slow down the flow velocity of water, solve and utilize light
When reaction degradation, since water flow is too fast, and then cause light reaction that can only remove the substance that water part is difficult to degrade, it cannot be by this
The problem of organic matter for being difficult to degrade a bit is cleaned out, the side of connecting plate 5 and the inside for being located at buffering hemisphere plate 6 are fixedly connected
There is support rod 7, one end of support rod 7 is fixedly connected with link block 8, and two link blocks 8 are rotatably connected between opposite side
Rotation axis 18, the outer surface of rotation axis 18 and the two sides for being located at agitation blades 19 are fixedly connected to the first belt pulley 20, rotate
The outer surface of axis 18 is fixedly connected with agitation blades 19, and there are two the settings of link block 8, and the side of link block 8, which is fixedly connected with, leads
Column 9, one end of guide post 9 is fixedly connected with slide post 10, and one end of 10 outer surface of slide post slidably connects sleeve column 11, sleeve column
11 one end and the inner surface of buffering hemisphere plate 6 are hinged, and the outer surface of slide post 10 is arranged with spring 12.
In use, sewage is pumped into from water inlet pipe 13, buffering web plate 15 carries out buffer deceleration to sewage for the first time, buffers hemisphere plate
6 start to carry out the sewage being pumped into second of buffering, can be to difference using the cooperation between spring 12, slide post 10 and sleeve column 11
The water flow of degree is buffered, and avoidable water flow is excessive, buffering hemisphere plate 6 is washed out, while 3 pairs of inflow cylindricalitys of photosynthesis plate
Water in cabinet 2 carries out light-catalyzed reaction, while motor 22 starts turning, and motor 22 drives the second belt pulley 24 to rotate, and second
Belt pulley 24 drives the rotation of the first belt pulley 20 by belt 23, and the first belt pulley 20 drives agitation blades 19 by rotation axis 18
Water is stirred, water velocity is on the one hand further slowed down, on the one hand can make lower rolling waterborne, strengthen photosynthesis
The extent of reaction of plate 3 and water, while aeration tube 16 is aerated water, accelerates oxidation reaction, and then accelerate light-catalyzed reaction
Efficiency keeps light-catalyzed reaction more thorough.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. the photocatalytic reaction device in a kind of large size polluted-water improvement, including pedestal (1), it is characterised in that: the pedestal
(1) it is fixedly connected at the top of cylindricality cabinet (2), is fixedly connected at the top and bottom of cylindricality cabinet (2) inner surface
Photosynthesis plate (3), the two sides of cylindricality cabinet (2) inner surface pass through strut (4) and are fixedly connected with connecting plate (5), institute
State connecting plate (5) side be rotatably connected to buffering hemisphere plate (6), the side of the connecting plate (5) and be located at buffering hemisphere plate
(6) inside is fixedly connected with support rod (7), and one end of the support rod (7) is fixedly connected with link block (8), the connection
There are two block (8) settings, and the side of the link block (8) is fixedly connected with guide post (9), and one end of the guide post (9) is fixed to be connected
It is connected to slide post (10), and one end of slide post (10) outer surface slidably connects sleeve column (11), one end of the sleeve column (11)
Hinged with the inner surface of buffering hemisphere plate (6), the outer surface of the slide post (10) is arranged with spring (12).
2. the photocatalytic reaction device in a kind of large-scale polluted-water improvement according to claim 1, it is characterised in that: institute
It states and has been respectively communicated with water inlet pipe (13) and outlet pipe (14) at left and right sides of cylindricality cabinet (2), cylindricality cabinet (2) inner cavity
Buffering web plate (15) is fixedly connected between top and bottom.
3. the photocatalytic reaction device in a kind of large-scale polluted-water improvement according to claim 1, it is characterised in that: institute
The top and bottom for stating cylindricality cabinet (2) inner cavity pass through bearing piece and are fixedly connected with aeration tube (16), the buffering hemisphere plate (6)
Inner surface offer through-hole (17).
4. the photocatalytic reaction device in a kind of large-scale polluted-water improvement according to claim 1, it is characterised in that: two
A link block (8) is rotatably connected to rotation axis (18) between opposite side, and the outer surface of the rotation axis (18) is fixed
It is connected with agitation blades (19).
5. the photocatalytic reaction device in a kind of large-scale polluted-water improvement according to claim 4, it is characterised in that: institute
It states the outer surface of rotation axis (18) and is fixedly connected to the first belt pulley (20) positioned at the two sides of agitation blades (19).
6. the photocatalytic reaction device in a kind of large-scale polluted-water improvement according to claim 1, it is characterised in that: institute
It states and is fixedly connected at the top of cylindricality cabinet (2) motor housing (21), the internal two sides of the motor housing (21) are fixedly connected to
One end of motor (22), motor (22) output shaft is fixedly connected with the first belt pulley (20), first belt pulley (20)
Side be sequentially connected by the side of belt (23) and the second belt pulley (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820734960.4U CN208632187U (en) | 2018-05-17 | 2018-05-17 | A photocatalytic reaction device in the treatment of large-scale polluted water bodies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820734960.4U CN208632187U (en) | 2018-05-17 | 2018-05-17 | A photocatalytic reaction device in the treatment of large-scale polluted water bodies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208632187U true CN208632187U (en) | 2019-03-22 |
Family
ID=65732945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820734960.4U Expired - Fee Related CN208632187U (en) | 2018-05-17 | 2018-05-17 | A photocatalytic reaction device in the treatment of large-scale polluted water bodies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208632187U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111330944A (en) * | 2020-03-02 | 2020-06-26 | 张茜 | Device for treating odor by adopting irradiation technology |
| CN111467860A (en) * | 2020-04-14 | 2020-07-31 | 马鞍山市帅诚科技发展有限公司 | Buried domestic sewage treatment device |
-
2018
- 2018-05-17 CN CN201820734960.4U patent/CN208632187U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111330944A (en) * | 2020-03-02 | 2020-06-26 | 张茜 | Device for treating odor by adopting irradiation technology |
| CN111330944B (en) * | 2020-03-02 | 2021-06-01 | 潍坊潍达信息科技有限公司 | Device for treating odor by adopting irradiation technology |
| CN111330944B8 (en) * | 2020-03-02 | 2021-06-22 | 昊威环保集团有限公司 | Device for treating odor by adopting irradiation technology |
| CN111467860A (en) * | 2020-04-14 | 2020-07-31 | 马鞍山市帅诚科技发展有限公司 | Buried domestic sewage treatment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2186557B1 (en) | A system for feeding gas into liquid | |
| CN108328755A (en) | A kind of multidirectional sewage-treatment plant for promoting aeration effect | |
| CN206720869U (en) | A kind of odor removal of municipal sewage treatment | |
| CN206767834U (en) | A kind of ultraviolet light ozone catalysis oxidation sewage-treatment plant | |
| CN208632187U (en) | A photocatalytic reaction device in the treatment of large-scale polluted water bodies | |
| CN107117698A (en) | A kind of sewage disposal settler being convenient to clean | |
| CN207259248U (en) | A kind of stagewise environment-friendly engineering apparatus for treating sewage | |
| CN206736010U (en) | A kind of scenery molding decentralized type sewage processing unit | |
| CN208980380U (en) | One kind is exempted to contaminate terylene texturing silk processing sewerage integrated processing unit | |
| CN210505978U (en) | Microbial purification sewage treatment device | |
| CN209522730U (en) | A kind of multipolarity sewage disposal device | |
| CN207775022U (en) | A kind of urban environmental protection sewage collecting purifier | |
| CN209669008U (en) | A kind of municipal wastewater processing unit | |
| CN208684435U (en) | A kind of Portable sewage processing chemical reaction pond | |
| CN211847575U (en) | Integrated sewage treatment system | |
| CN207877393U (en) | A kind of microorganism delivery device for water environment treatment | |
| CN208249991U (en) | Black and odorous water handles integrated purifying equipment | |
| CN207748908U (en) | A kind of material filling type SBRization sewage disposal device | |
| CN207062096U (en) | Combined integral sewage water advanced treatment apparatus | |
| CN209428357U (en) | A kind of black and odorous water processing biological contact oxidation process processing technique device | |
| CN205933540U (en) | Industrial wastewater treatment recycles device | |
| CN204151147U (en) | A kind of Multifunction is biological floating bed | |
| CN110746042A (en) | Domestic sewage treatment device | |
| CN207998478U (en) | A kind of sewage agitator tank | |
| CN207795491U (en) | A kind of sewage transport pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20190517 |