CN110510703A - A kind of water oil stain removal device - Google Patents
A kind of water oil stain removal device Download PDFInfo
- Publication number
- CN110510703A CN110510703A CN201910636321.3A CN201910636321A CN110510703A CN 110510703 A CN110510703 A CN 110510703A CN 201910636321 A CN201910636321 A CN 201910636321A CN 110510703 A CN110510703 A CN 110510703A
- Authority
- CN
- China
- Prior art keywords
- oil
- water
- conveyer belt
- oil suction
- water tank
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
Abstract
The invention discloses a kind of water oil stain removal devices, including water tank, oil sump tank, oil suction conveyer belt, driving mechanism, guide plate and oil scraping plate；Oil suction conveyer belt is made of lipophile material；Oil suction conveyer belt is divided into oil suction section and oil removing section along its width direction；Oil suction section is used to protrude into below the water surface of water tank, to adhere to the greasy dirt for floating on the water surface；Oil removing section is located above the water surface of water tank；Driving mechanism is for driving oil suction conveyer belt to move back and forth between the opposite end of water tank；Guide plate is used to that the greasy dirt for being adhered to oil suction section to be directed to oil removing section when driving mechanism drives the movement of oil suction conveyer belt；When oil scraping plate drives the movement of oil suction conveyer belt for driving mechanism, the greasy dirt for being adhered to oil removing section is scraped；Oil sump tank is for receiving the greasy dirt scraped from oil removing section.A kind of water oil stain removal device of the invention can remove water oil stain on the basis of water in water tank need not be discharged, avoid causing secondary pollution to tableware.
Description
Technical field
The present invention relates to a kind of oil spot treatment device more particularly to a kind of water oil stain removal devices.
Background technique
It is existing that tableware is cleaned using dish-washing machine in order to improve efficiency, when cleaning, tableware is placed in water tank,
Later by being impregnated toward the interior addition water of water tank and detergent to tableware, to remove the greasy dirt and residue on tableware；But
It is that after the cleaning for completing a collection of tableware, the water surface of water tank can float the more greasy dirt removed and from tableware, at this point,
Excessive greasy dirt is not easy to the soaking and washing of next group tableware, existing to be discharged using by the water in water tank from water tank bottom, later
The mode of new water and detergent is refilled greasy dirt is discharged, this kind of mode cause greasy dirt can with the water level decreasing of water tank and
It is adhered to tableware surface in water tank again, causes the secondary pollution of tableware, influences cleaning effect.Meanwhile if using chemistry
Detergent handles the greasy dirt in water tank, then is necessarily formed and relied on to chemical detergent, in this way, as finally being arranged
The ejected wash water put causes dining room not meet environmental protection policy and catch a packet rich in the various adverse chemical substances for influencing environment.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of water oil stain removal device, energy
Water oil stain is removed on the basis of water need not be discharged from water tank bottom, avoids causing secondary pollution to tableware.
The purpose of the present invention adopts the following technical scheme that realization:
A kind of water oil stain removal device, including water tank, oil sump tank, oil suction conveyer belt, driving mechanism, guide plate and frizing
Plate；The oil suction conveyer belt is made of lipophile material；The oil suction conveyer belt is divided into oil suction section along its width direction and removes
Oily section；The oil suction section is used to protrude into below the water surface of the water tank, to adhere to the greasy dirt for floating on the water surface；The oil removing section
Above the water surface of the water tank；The driving mechanism be used for drive the oil suction conveyer belt the water tank opposite end it
Between move back and forth；The guide plate is used to be adhered to described when the driving mechanism drives oil suction conveyer belt movement
The greasy dirt of oil suction section is directed to the oil removing section；The oil scraping plate drives the oil suction conveyer belt movement for the driving mechanism
When, the greasy dirt for being adhered to the oil removing section is scraped；The oil sump tank is for receiving the greasy dirt scraped from the oil removing section.
Further, the guide plate is located at one end of the oil scraping plate；The upper surface of the guide plate is formed as being oriented to
Face；The side of the guide surface is fixed on the side wall of the water tank, and the other side is bonded with the outer surface of the oil suction conveyer belt；
The guide surface is formed as oil inlet end far from one end of the oil scraping plate and is located in the oil suction section, and the other end is located at described remove
In oily section；The one end of the guide surface far from the oil scraping plate gradually tilts upwards to its other end.
Further, one end of the oil scraping plate is fixed on the side wall of the water tank, the other end and the oil removing section
Outer surface fitting；The oil scraping plate tilts gradually downward close to one end of the guide plate to its other end.
Further, the oil sump tank offers oil inlet；The oil inlet is located above the water surface of the water tank, and just
To the lower section of the oil scraping plate.
Further, the driving mechanism includes driving shaft, transmission shaft, drive mechanism and dynamic structure；The driving shaft
It is located in the water tank with transmission shaft, and the opposite end for the water tank that is placed in；The driving shaft and transmission shaft are that can turn
Dynamic setting；The oil suction conveyer belt is wound around on the driving shaft and the transmission shaft；The dynamic structure is described for driving
Driving shaft rotation；The driving shaft is linked by the drive mechanism and the transmission shaft, and passes through the transmission in rotation
Structure drives the transmission shaft rotation.
Further, the bottom end of the oil sump tank offers first outlet；The water oil stain removal device further included
Filter loop structure；The filtration cycle structure includes Rose Box, blotter coat and water pump；The top of the Rose Box and described first
Outlet；The bottom end of the Rose Box offers second outlet；Second outlet described in the blotter coat sealing cover；The water pump
Input end is connected to the second outlet, and the outlet end of the water pump is connected to the water tank.
Further, the branch being provided in the Rose Box between the top and the second outlet of the Rose Box
Support web plate；The blotter coat is placed on above the support web plate, and is supported by the support web plate.
Further, the water oil stain removal device further includes frame, and the blotter coat is fixed on said frame；Institute
Frame is stated to be placed on the support web plate.
Further, the top of the Rose Box has the inlet and outlet passed in and out for the frame；The frame can be opposite
The Rose Box moves up and down；Handle is fixed on the frame.
Further, the blotter coat is oil suction filter pulp layer or oil suction filter paper.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is protruding into the oil suction section of the oil suction conveyer belt made of lipophile material below the water surface, in this way, water
The greasy dirt of face floating is attached in oil suction section, and as driving mechanism drives in oil suction delivery section motion process, guide plate is by greasy dirt
It is directed to oil removing section, is later scraped greasy dirt from oil removing section under the action of oil scraping plate, and greasy dirt is received by oil sump tank, into
And the removal of water oil stain is completed, it is not necessary that water to be discharged out of water tank bottom, avoid causing secondary pollution to tableware；Furthermore nothing
The greasy dirt in water tank must be handled using chemical detergent, can avoid forming dependence to chemical detergent, avoid using not
Meet environmental protection policy requirement.
Detailed description of the invention
Fig. 1 is that the structural schematic diagram of water oil stain removal device of the present invention (removes the first connection component and the second connection group
Part)；
Fig. 2 is the structural schematic diagram of guide plate of the present invention and oil scraping plate；
Fig. 3 is the structural schematic diagram of Rose Box of the present invention, support web plate, frame and handle；
Fig. 4 is that the structural schematic diagram of water oil stain removal device of the present invention (includes the first connection component and the second connection group
Part).
In figure: 10, water tank；11, the side wall of water tank；20, oil sump tank；21, oil inlet；22, first outlet；30, oil suction passes
Send band；31, oil suction section；32, oil removing section；40, driving mechanism；41, driving shaft；42, transmission shaft；50, guide plate；51, guide surface；
511, oil inlet end；60, oil scraping plate；70, filtration cycle structure；71, Rose Box；711, second outlet；712, it imports and exports；72, it inhales
Oil reservoir；73, water pump；80, web plate is supported；90, frame；100, handle；110, greasy dirt；120, the water surface；130, the first connection component；
140, the second connection component.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
A kind of water oil stain removal device as shown in Figs 1-4, including but not limited to water tank 10, oil sump tank 20, oil suction pass
Send band 30, driving mechanism 40, guide plate 50 and oil scraping plate 60；The oil suction conveyer belt 30 is made of lipophile material, as plastic cement,
Resin etc., in this way, greasy dirt 110 can be made to be attached to the surface of oil suction conveyer belt 30；Oil suction conveyer belt 30 is along its width direction point
At oil suction section 31 and oil removing section 32；Oil suction section 31 is used to protrude into 120 lower section of the water surface of water tank 10, floats on the water surface 120 with adherency
Greasy dirt 110；Oil removing section 32 is located at 120 top of the water surface of water tank 10；Driving mechanism 40 is for driving oil suction conveyer belt 30 in water
It is moved back and forth between the opposite end of case 10, in this way, adhering to the greasy dirt 110 between 10 both ends of water tank in reciprocatory movement；
Guide plate 50 is used to guide the greasy dirt 110 for being adhered to oil suction section 31 when driving mechanism 40 drives oil suction conveyer belt 30 to move
To oil removing section 32；When oil scraping plate 60 drives oil suction conveyer belt 30 to move for driving mechanism 40, the oil of oil removing section 32 will be adhered to
Dirt 110 scrapes；Oil sump tank 20 is for receiving the greasy dirt 110 scraped from oil removing section 32.
On the basis of above structure, in use, oil suction section 31 protrudes into 120 lower section of the water surface, the greasy dirt of the water surface 120 is floated on
110 are attached in oil suction section 31, and the continuation of oil suction conveyer belt 30 moves under the driving of driving mechanism 40, at this point, guide plate 50 will
The greasy dirt 110 for being attached to oil suction section 31 is directed to oil removing section 32, later scrapes greasy dirt 110 in oil scraping plate 60, the greasy dirt scraped
110 are received by oil sump tank 20, complete the removal of 120 greasy dirt 110 of the water surface, it is not necessary that water to be discharged out of water tank 10 bottom, avoid pair
Tableware causes secondary pollution.
Specifically, guide plate 50 is located at one end of oil scraping plate 60；The upper surface of guide plate 50 is formed as guide surface 51；Guiding
Plate 50 can be fixed on the side wall 11 of water tank by the first connection component 130, which can be connecting rod, connect
Connect block or connecting plate etc.；The side of guide surface 51 is fixed on the side wall 11 of water tank, the other side and oil suction conveyer belt 30
Outer surface fitting；Guide surface 51 is formed as oil inlet end 511 far from one end of oil scraping plate 60 and is located in oil suction section 31, other end position
In in oil removing section 32；The one end of guide surface 51 far from oil scraping plate 60 gradually tilts upwards to its other end；In use, adjustment driving
The driving direction of mechanism 40 enables driving mechanism 40 when driving oil suction conveyer belt 30 to move to 50 position of guide plate from guiding
The oil inlet end 511 of plate 50 is moved to another extreme direction of guide plate 50；In this way, moving to guide plate 50 in oil suction conveyer belt 30
When, it is attached to the greasy dirt 110 in oil suction section 31 and enters above guide surface 51 from oil inlet end 511, greasy dirt 110 is passed with oil suction later
It send band 30 to continue to move and gradually move up along guide surface 51, and then realizes and greasy dirt 110 is directed to oil removing section 32.
Above-mentioned oil inlet end 511 may be configured as the position flushed with 31 bottom end of oil suction section, may be lower than the bottom of oil suction section 31
End.
More specifically, one end of oil scraping plate 60 can be fixed on the side wall 11 of water tank by the second connection component 140, this
Two connection components 140 can be connecting plate, connecting rod or link block etc.；The other end of oil scraping plate 60 and the appearance of oil removing section 32
Face paste is closed；Oil scraping plate 60 tilts gradually downward close to one end of guide plate 50 to its other end；In this way, in greasy dirt 110 with suction
When oily conveyer belt 30 moves to the position of oil scraping plate 60, greasy dirt 110 prevents it from continuing with oil suction conveyer belt 30 by oil scraping plate 60
Scraping for greasy dirt 110 is realized in movement, and greasy dirt 110 falls under its gravity and received by oil sump tank 20 later.
Further, oil sump tank 20 offers oil inlet 21；Oil inlet 21 is located at 120 top of the water surface of water tank 10, avoids
Water in water tank 10 is directly entered in oil trap；The lower section of the oil inlet 21 also face oil scraping plate 60, is fallen with accurate reception
Greasy dirt 110.
Specifically, which includes driving shaft 41, transmission shaft, drive mechanism and dynamic structure；41 He of driving shaft
Transmission shaft 42 is located in water tank 10, and the opposite end for the water tank 10 that is placed in；Driving shaft 41 and the rotatably setting of transmission shaft 42,
The driving shaft 41 and transmission shaft 42 can be articulated in respectively on water tank 10, can also be articulated on external support component；Oil suction conveyer belt 30
It is wound around on driving shaft 41 and transmission shaft 42；Dynamic structure is for driving driving shaft 41 to rotate；Driving shaft 41 passes through drive mechanism
It links with transmission shaft 42, and drives transmission shaft 42 to rotate by drive mechanism in rotation；In this way, driving shaft 41 and transmission shaft 42
Realizing when rotation drives oil suction conveyer belt 30 to move along direction shown in arrow A1 as shown in figure 1 and arrow A2.
As shown in Figure 1 and Figure 4, more specifically, guide plate 50 and oil scraping plate 60 are arranged and stick on oil suction conveyer belt 30
Turning section, this kind setting is opposite the straight trip section of oil suction conveyer belt 30 is arranged in guide plate 50 and oil scraping plate 60 for, have with
Lower effect:, can be because guide plate 50 has circular arc mating surface simultaneously between the turning section and guide plate 50 of (one) oil suction conveyer belt 30
And be resisted against on the turning section of oil suction conveyer belt 30, oil-containing toilet can be made to bear certain extruding force, contain greasy dirt to be promoted
The clearance rate of object；(2) when the dirts such as oil slick, dross pass through the turning section of oil suction conveyer belt 30, due to the effect of centrifugal force,
Effect can be thrown away to dirt generation, the dirt thrown away can more easily be filled to guide plate 50 and oil scraping plate 60, and such setting can
To further improve scraping effect.
Above-mentioned drive mechanism may include the driving gear being fixedly set on driving shaft 41, be fixedly set in transmission shaft 42
On transmission gear.And it is wound around the transmission chain on driving gear and transmission gear.Above-mentioned dynamic structure can be existing
Rotating electric machine, rotation fluid cylinder etc..
Due to degrease 110 during, the water of part may be scraped to oil trap together, for further section
About water source, it is preferable that the bottom end of oil sump tank 20 offers first outlet 22；This water oil stain removal device further includes filtration cycle
Structure 70；Filtration cycle structure 70 includes Rose Box 71, blotter coat 72 and water pump 73；The top of Rose Box 71 and first outlet 22
Connection；The bottom end of Rose Box 71 offers second outlet 711；72 sealing cover second outlet 711 of blotter coat；The input end of water pump 73 with
Second outlet 711 is connected to, and the outlet end of water pump 73 is connected to water tank 10；In this way, greasy dirt 110 and part water enter oil sump tank 20
Afterwards, from first outlet 22 enter Rose Box 71 in, blotter coat 72 adsorbs greasy dirt 110 later, water from blotter coat 72 by from
Second outlet 711 is discharged, and later under the action of water pump 73, imports in water tank 10 again, and then realize the recycling of water.
Specifically, the support web plate being provided in Rose Box 71 between the top and second outlet 711 of Rose Box 71
80；Blotter coat 72 is placed on 80 top of support web plate, and is supported by support web plate 80；In this way, being convenient for the placement of blotter coat 72.
Since blotter coat 72 is relatively soft, it is not easy to move blotter coat 72 in replacement；More specifically, this water surface is oily
Dirty removal device further includes frame 90, and blotter coat 72 is fixed on frame 90, can be formed as screen frame by frame 90 herein, later
The plug of blotter coat 72 is fixed on frame 90 in screen frame and then by blotter coat 72；It can also be by the way that blotter coat 72 be clamped or gluing
Etc. modes be fixed on frame 90；The setting of frame 90 provides the position of operator's grip；Frame 90 is placed on support web plate 80
On.
Further, the top of Rose Box 71 has the inlet and outlet 712 passed in and out for frame 90；Frame 90 can opposite filtering
Case 71 moves up and down；Handle 100 is fixed on frame 90, handle 100 is also convenient for convenient for moving to frame 90 to blotter coat
72 are replaced.
Existing oil suction filter pulp layer or oil suction filter paper can be used in above-mentioned blotter coat 72, alternatively, blotter coat 72 can also word use
The structure that oil suction filter pulp layer and oil suction filter paper are used cooperatively.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of water oil stain removal device, it is characterised in that: including water tank, oil sump tank, oil suction conveyer belt, driving mechanism, lead
To plate and oil scraping plate；The oil suction conveyer belt is made of lipophile material；The oil suction conveyer belt is divided into along its width direction
Oil suction section and oil removing section；The oil suction section is used to protrude into below the water surface of the water tank, to adhere to the greasy dirt for floating on the water surface；Institute
Oil removing section is stated to be located above the water surface of the water tank；The driving mechanism is for driving the oil suction conveyer belt in the water tank
It is moved back and forth between opposite end；The guide plate is used for when the driving mechanism drives oil suction conveyer belt movement, will
The greasy dirt for being adhered to the oil suction section is directed to the oil removing section；The oil scraping plate drives the oil suction for the driving mechanism
When conveyer belt moves, the greasy dirt for being adhered to the oil removing section is scraped；The oil sump tank is scraped for receiving from the oil removing section
Greasy dirt.
2. water oil stain removal device as described in claim 1, it is characterised in that: the guide plate is located at the oil scraping plate
One end；The upper surface of the guide plate is formed as guide surface；The side of the guide surface is fixed on the side wall of the water tank, separately
Side is bonded with the outer surface of the oil suction conveyer belt；The guide surface is formed as oil inlet end simultaneously far from one end of the oil scraping plate
In the oil suction section, the other end is located in the oil removing section；The one end of the guide surface far from the oil scraping plate is another to it
One end gradually tilts upwards.
3. water oil stain removal device as claimed in claim 2, it is characterised in that: one end of the oil scraping plate is fixed on described
On the side wall of water tank, the other end is bonded with the outer surface of the oil removing section；The oil scraping plate close to one end of the guide plate extremely
Its other end tilts gradually downward.
4. water oil stain removal device as claimed in claim 3, it is characterised in that: the oil sump tank offers oil inlet；Institute
It states oil inlet to be located above the water surface of the water tank, and the lower section of oil scraping plate described in face.
5. water oil stain removal device as described in claim 1, it is characterised in that: the driving mechanism includes driving shaft, passes
Moving axis, drive mechanism and dynamic structure；The driving shaft and transmission shaft are located in the water tank, and the phase for the water tank that is placed in
To both ends；The driving shaft and transmission shaft are rotatable setting；The oil suction conveyer belt is wound around the driving shaft and described
On transmission shaft；The dynamic structure is for driving the driving shaft to rotate；The driving shaft by the drive mechanism with it is described
Transmission shaft linkage, and the transmission shaft rotation is driven by the drive mechanism in rotation.
6. water oil stain removal device as described in claim 1, it is characterised in that: the bottom end of the oil sump tank offers first
Outlet；The water oil stain removal device further includes filtration cycle structure；The filtration cycle structure includes Rose Box, blotter coat
And water pump；The top of the Rose Box is connected to the first outlet；The bottom end of the Rose Box offers second outlet；It is described
Second outlet described in blotter coat sealing cover；The input end of the water pump is connected to the second outlet, the outlet end of the water pump with
The water tank connection.
7. water oil stain removal device as claimed in claim 6, it is characterised in that: be provided in the Rose Box described in being located at
Support web plate between the top of Rose Box and the second outlet；The blotter coat is placed on above the support web plate, and
It is supported by the support web plate.
8. water oil stain removal device as claimed in claim 7, it is characterised in that: the water oil stain removal device further includes frame
Frame, the blotter coat are fixed on said frame；The frame is placed on the support web plate.
9. water oil stain removal device as claimed in claim 8, it is characterised in that: the top of the Rose Box has for described
The inlet and outlet of frame disengaging；The frame can the relatively described Rose Box move up and down；Handle is fixed on the frame.
10. water oil stain removal device as claimed in claim 6, it is characterised in that: the blotter coat is oil suction filter pulp layer or suction
Oil filter paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636321.3A CN110510703A (en) | 2019-07-15 | 2019-07-15 | A kind of water oil stain removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910636321.3A CN110510703A (en) | 2019-07-15 | 2019-07-15 | A kind of water oil stain removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110510703A true CN110510703A (en) | 2019-11-29 |
Family
ID=68623172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910636321.3A Pending CN110510703A (en) | 2019-07-15 | 2019-07-15 | A kind of water oil stain removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110510703A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111394764A (en) * | 2020-04-22 | 2020-07-10 | 太仓市施美电镀有限公司 | Electrogalvanizing production line for roller and production process thereof |
| CN112028174A (en) * | 2020-09-08 | 2020-12-04 | 倪恺杰 | Chemical waste oil extraction device for refining chemical sewage |
| CN116495831A (en) * | 2023-04-10 | 2023-07-28 | 国电清航瑞恒江苏环保科技有限公司 | Sewage treatment energy collection device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208716899U (en) * | 2018-06-28 | 2019-04-09 | 北京金泰鸿业物业管理有限公司 | A kind of belt-type floating oil collecting device |
-
2019
- 2019-07-15 CN CN201910636321.3A patent/CN110510703A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208716899U (en) * | 2018-06-28 | 2019-04-09 | 北京金泰鸿业物业管理有限公司 | A kind of belt-type floating oil collecting device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111394764A (en) * | 2020-04-22 | 2020-07-10 | 太仓市施美电镀有限公司 | Electrogalvanizing production line for roller and production process thereof |
| CN111394764B (en) * | 2020-04-22 | 2022-04-26 | 太仓市施美电镀有限公司 | Electrogalvanizing production line for roller and production process thereof |
| CN112028174A (en) * | 2020-09-08 | 2020-12-04 | 倪恺杰 | Chemical waste oil extraction device for refining chemical sewage |
| CN112028174B (en) * | 2020-09-08 | 2021-05-25 | 山东尚能实业有限公司 | Chemical waste oil extraction device for refining chemical sewage |
| CN116495831A (en) * | 2023-04-10 | 2023-07-28 | 国电清航瑞恒江苏环保科技有限公司 | Sewage treatment energy collection device |
| CN116495831B (en) * | 2023-04-10 | 2024-04-09 | 国电清航瑞恒江苏环保科技有限公司 | Sewage treatment energy collection device |
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Application publication date: 20191129 |
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| RJ01 | Rejection of invention patent application after publication |