CN106629918B - A kind of environment-friendly sewage filter - Google Patents
A kind of environment-friendly sewage filter Download PDFInfo
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- CN106629918B CN106629918B CN201611244767.4A CN201611244767A CN106629918B CN 106629918 B CN106629918 B CN 106629918B CN 201611244767 A CN201611244767 A CN 201611244767A CN 106629918 B CN106629918 B CN 106629918B
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- way magnetic
- pressure difference
- filter screen
- cleaning disk
- magnetic valves
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- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention relates to sewage water filtration fields, specifically a kind of environment-friendly sewage filter, including filter device, water pump, cesspool, store up dirty pond, three three-way magnetic valves, bidirectional electromagnetic valve, three pressure difference inductive probes and control device, filter device includes tank body, tank interior is provided with filter screen, filter screen is internally provided with cleaning disk, tank body top and bottom are respectively arranged with water inlet and lower water inlet, water outlet is provided in the middle part of tank body, three pressure difference inductive probes are separately positioned on water inlet, at lower inlet and outlet, there are three three-way magnetic valves for connection between water pump and filter device, one end of bidirectional electromagnetic valve is connect with three-way magnetic valve, one end is connect with dirty pond is stored up, dirty pond is stored up to connect with cesspool.The present invention can realize the automatic fitration and cleaning of sewage by hydraulic pressure, and structure is simple, and manufacturing cost is low, and energy conservation and environmental protection.
Description
Technical field
The present invention relates to sewage water filtration field, specifically a kind of environment-friendly sewage filter.
Background technique
Continuity, flow be big, the regeneration of filter core automatically cleaning because it has many advantages, such as to filter for self-cleaning type filter, steel,
The industries such as power station, water conservancy, chemical industry, environmental protection, pharmacy are used widely.
Existing self-cleaning type filter all need to be such that automatically cleaning component generation acts, to cartridge surface by extra power
Receive blowdown, and water amount of blowdown consumption is big, operating cost is high, especially needs extra power, increase maintenance maintenance at
This, also complicates device structure.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of environment-friendly sewage filter, can be realized by hydraulic pressure
The automatic fitration and cleaning of sewage, structure is simple, and manufacturing cost is low, and energy conservation and environmental protection.
The technical solution adopted by the present invention to solve the technical problems is: a kind of environment-friendly sewage filtering of the present invention
Machine, including filter device, water pump, cesspool, the dirty pond of storage, three-way magnetic valve, bidirectional electromagnetic valve, pressure difference inductive probe and control dress
It sets, the three-way magnetic valve includes No.1 three-way magnetic valve, No. two threeway electromagnetism and No. three three-way magnetic valves, and No.1 three is powered
The end a of magnet valve, No. two three-way magnetic valves and No. three three-way magnetic valves is connected to the end c respectively with the end b and the end a is with the end b to be connected to,
The pressure difference inductive probe includes No.1 pressure difference inductive probe, No. two pressure difference inductive probes and No. three pressure difference inductive probes.
The cesspool is connected with water pump by pipeline, the water outlet of the water pump and No. two three-way magnetic valves
The end c is connected by pipeline, and the end a of No. two three-way magnetic valves is connected with the end b of No.1 three-way magnetic valve by pipeline, and No. two
The end b of three-way magnetic valve is connected with the end a of No. three three-way magnetic valves by pipeline, the end b of No. three three-way magnetic valves and No.1
The end a of three-way magnetic valve is connected by pipeline with one end of bidirectional electromagnetic valve, and the other end of bidirectional electromagnetic valve and the dirty pond of storage are logical
Piping is connected, and stores up dirty pond and is connected with cesspool by pipeline, stores up dirty bottom of pond portion and is provided with thin filter screen；
The filter device includes the circular tank body arranged vertically, and tank interior is provided with the filter screen of circular ring shape,
Filter screen is internally provided with the cleaning disk that can be moved up and down, and cleaning disk is described for clearing up filter screen inside
Tank body top and bottom are respectively arranged with funnelform upper water inlet and lower water inlet, are provided with water outlet, funnel in the middle part of tank body
Shape is conducive to blowdown, and the No.1 pressure difference inductive probe setting is arranged in water outlet, No. two pressure difference inductive probes enterprising
At the mouth of a river, in lower water inlet, upper water inlet passes through the end c of pipeline and No.1 three-way magnetic valve for No. three pressure difference inductive probe settings
It is connected, lower water inlet is connected by pipeline with the end c of No. three three-way magnetic valves.
Preferably, the water pump, three-way magnetic valve, bidirectional electromagnetic valve, pressure difference inductive probe pass through control device control
System.
It preferably, further include device of solar generating, device of solar generating is control device power supply.
It preferably, further include hairbrush, hairbrush is arranged in the circular side wall of cleaning disk, and it is upper and lower right to be provided on hairbrush
Claim the appearance dirt slot of arrangement not penetrated through, the dirt being wrapped on filter screen mesh can be cleaned out and can store dirt by hairbrush
Holding in dirty slot.
Preferably, the mesh on the filter screen be bellmouth, and the diameter of bellmouth along filter screen radially outward by
Gradual change is big, and bellmouth is conducive to filtered water and backwashes to filter screen, and the upper and lower end face of filter screen is provided with blowdown
Slot, the width of dirt discharge groove are less than the half of cleaning disc thickness, and when cleaning disk moves to blowdown groove location, cleaning disk is not
The inner wall of filter screen can be detached from.
Preferably, the cross section of the cleaning disk is dolioform, and the centre for clearing up disk is circular flat, works as cleaning
Disk moves up and down when being cleared up, and the dirt on filter screen inner wall can be made to be moved to the middle position of cleaning disk, can be prevented
Disk border blocking is cleared up, cleaning disk is axially disposed filtering through-hole, and cleaning disc centre is provided with installation propeller
Threaded hole further includes a pair of oppositely oriented propeller, and propeller is connected by threaded hole with cleaning disk, and propeller is in water
It can make to clear up disk rotational under the drive of stream, make to clear up disk to the spiral cleaning of filter screen realization.
Preferably, the cleaning disk is made of light material, moves above and below due to clearing up disk in water, utilizes
The buoyancy for clearing up disk offsets a part self weight, can reduce the influence that the self gravity of cleaning disk generates hydraulic pressure.
The beneficial effects of the present invention are:
1. a kind of environment-friendly sewage filter of the present invention, the electrical component of use is less, and is sent out using solar energy
Electric installation is powered, pollution-free, plays energy-saving and environment-friendly effect.
2. a kind of environment-friendly sewage filter of the present invention is pushed clear using the pressure that dirt blocking filter screen generates
Reason disk cleans filter screen, and filtered water is backwashed the purpose, it can be achieved that automated cleaning to filter screen.
3. a kind of environment-friendly sewage filter of the present invention is provided with filtering through-hole on cleaning disk, also sets up
There is propeller, water flow can make propeller rotational by filtering through-hole, so that cleaning disk rotational is driven, to realize cleaning disk
Spiral cleaning to filter screen.
4. a kind of environment-friendly sewage filter of the present invention, structure is simple, and manufacturing cost is lower, be conducive to promote and
It uses.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is operation schematic diagram when water inlet is just intake under the present invention；
Fig. 3 is the operation schematic diagram after Fig. 2 water inlet a period of time；
Fig. 4 is operation schematic diagram when water inlet is just intake in the present invention；
Fig. 5 is the operation schematic diagram after Fig. 4 water inlet a period of time；
Fig. 6 is enlarged drawing at H in Fig. 1；
Fig. 7 is the cross-sectional view of cleaning disk of the invention；
Fig. 8 is the local expansion schematic diagram of hairbrush of the invention；
In figure:
Filter device 1, tank body 101, upper water inlet 101a, lower water inlet 101b, water outlet 101c,
Filter screen 102, dirt discharge groove 102a, bellmouth 102b,
Clear up disk 103, filtering through-hole 103a, circular flat 103b, threaded hole 103c,
No.1 pressure difference inductive probe 104a, No. two pressure difference inductive probe 104b, No. three pressure difference inductive probe 104c,
The dirty slot 105a of hairbrush 105, appearance,
Propeller 106,
Water pump 2, cesspool 3, store up dirty pond 4,
Bidirectional electromagnetic valve I,
The three-way magnetic valve III of three-way magnetic valve II, three of No.1 three-way magnetic valve I, two.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
The drawings and specific embodiments are closed, the present invention is further explained.
As shown in Fig. 1, Fig. 6, Fig. 7 and Fig. 8, a kind of environment-friendly sewage filter of the present invention, including filter device
1, water pump 2, cesspool 3, the dirty pond 4 of storage, three-way magnetic valve, bidirectional electromagnetic valve I, pressure difference inductive probe and control device, it is described
Three-way magnetic valve includes I, No. two three-way magnetic valve II and No. three three-way magnetic valve III of No.1 three-way magnetic valve, No.1 threeway electromagnetism
The end a of I, No. two three-way magnetic valve II and No. three three-way magnetic valve III of valve is connected to respectively with the end c with the end b and the end a and the end b can not connect
Logical, the pressure difference inductive probe includes No.1 pressure difference inductive probe 104a, No. two pressure difference inductive probe 104b and No. three pressure differences
Inductive probe 104c.
The cesspool 3 is connected with water pump 2 by pipeline, the water outlet of the water pump 2 and No. two threeway electromagnetism
The end c of valve II is connected by pipeline, and the end a of No. two three-way magnetic valves II passes through pipeline phase with the end b of No.1 three-way magnetic valve I
Connection, the end b of No. two three-way magnetic valves II are connected with the end a of No. three three-way magnetic valves III by pipeline, No. three threeway electromagnetism
The end b of valve III and the end a of No.1 three-way magnetic valve I are connected by pipeline with one end of bidirectional electromagnetic valve I, bidirectional electromagnetic valve I
The other end be connected with dirty pond 4 is stored up by pipeline, store up dirty pond 4 and be connected with cesspool 3 by pipeline, 4 bottom of storage dirt pond is set
It is equipped with thin filter screen；
The filter device 1 includes the circular tank body 101 arranged vertically, and tank body 101 is internally provided with circular ring shape
Filter screen 102, filter screen 102 are internally provided with the cleaning disk 103 that can be moved up and down, and cleaning disk 103 is used for filter screen
It is cleared up inside 102,101 top and bottom of tank body are respectively arranged with funnelform upper water inlet 101a and lower water inlet
Mouthful 101b is provided with water outlet 101c in the middle part of tank body 101, and funnel-form is conducive to blowdown, the No.1 pressure difference inductive probe
104a is arranged at water outlet 101c, and No. two pressure difference inductive probe 104b are arranged at upper water inlet 101a, No. three pressure difference inductions
The 104c that pops one's head in is arranged at lower water inlet 101b, and upper water inlet 101a is connected by pipeline with the end c of No.1 three-way magnetic valve I
It connects, lower water inlet 101b is connected by pipeline with the end c of No. three three-way magnetic valves III.
Preferably, the water pump 2, three-way magnetic valve, bidirectional electromagnetic valve I, pressure difference inductive probe pass through control device
Control.
It preferably, further include device of solar generating, device of solar generating is control device power supply.
It preferably, further include hairbrush 105, hairbrush 105 is arranged in the circular side wall of cleaning disk 103, sets on hairbrush 105
It is equipped with the appearance dirt slot 105a not penetrated through being arranged symmetrically above and below, hairbrush 105 can will be wrapped in the dirt on 102 mesh of filter screen
It cleans out and dirt can be stored in the dirty slot 105a of appearance.
Preferably, the mesh on the filter screen 102 is bellmouth 102b, and the diameter of bellmouth 102b is along filter screen
102 radially outward become larger, and bellmouth 102b is conducive to filtered water and backwashes to filter screen 102, filter screen 102
Upper and lower end face be provided with dirt discharge groove 102a, the width of dirt discharge groove 102a is less than the half of cleaning 103 thickness of disk, works as cleaning
When disk 103 moves to the dirt discharge groove position 102a, inner wall of the cleaning disk 103 without departing from filter screen 102.
Preferably, the cross section of the cleaning disk 103 is dolioform, and the centre of cleaning disk 103 is circular flat
103b can make the dirt on 102 inner wall of filter screen be moved to cleaning disk when cleaning disk 103, which moves up and down, to be cleared up
103 middle position can prevent the blocking of cleaning 103 edge of disk, and cleaning disk 103 is axially disposed filtering through-hole 103a,
Cleaning disk 103 is provided centrally with the threaded hole 103c of installation propeller 106, further includes a pair of oppositely oriented propeller 106,
Propeller 106 is connected by threaded hole 103c with cleaning disk 103, and under the drive of water flow cleaning can justify propeller 106
Disk 103 rotates, and cleaning disk 103 is made to realize spiral cleaning to filter screen 102.
Preferably, the cleaning disk 103 is made of light material, transports above and below due to clearing up disk 103 in water
It is dynamic, a part self weight is offset using the buoyancy of cleaning disk 103, the self gravity that can reduce cleaning disk 103 generates hydraulic pressure
Influence.
As shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, when work, sewage is delivered to No. two threeway electromagnetism from cesspool 3 by water pump 2
Valve II, sewage successively pass through the end c and the end b of No. two three-way magnetic valves II, the end a and the end c of No. three three-way magnetic valves III and under
Water inlet 101b enters in tank body 101, since dirt blocks the mesh of filter screen 102, so that the pressure in filter screen 102 increases
Greatly, to balance pressure, cleaning disk 103 is moved upwards, and under the action of propeller 106, cleaning disk 103 also does rotation fortune
Dynamic, sewage a part is flowed out from water outlet 101c, and a part passes through the filtering through-hole 103a and filter screen on cleaning disk 103
102 bellmouth 102b is flowed out from upper water inlet 101a, and flows through the end c and the end a and the bidirectional electromagnetic valve of No.1 three-way magnetic valve I
I simultaneously flows into the dirty pond 4 of storage, stores up dirty pond 4 by thin filter screen for contamination filtrating, the sewage backflow filtered out is into cesspool 3, when clear
When reason disk 103 is in extreme higher position, bidirectional electromagnetic valve I is closed, the hydraulic pressure in filter screen 102 can continue to increase, and work as water outlet
When hydraulic pressure between 101c and lower water inlet 101b reaches predetermined value, make I, No. two II and of three-way magnetic valve of No.1 three-way magnetic valve
No. three three-way magnetic valves III are in opposite working condition, make to clear up disk 103 and move downward, to the filter screen 102 of lower section into
Row cleaning, while sewage can be filtered above cleaning disk 103.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and only illustrating for the description in above embodiments and description is of the invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these change and change
Into all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
It defines.
Claims (6)
1. a kind of environment-friendly sewage filter, including filter device (1), water pump (2), cesspool (3), the dirty pond (4) of storage, three energizations
Magnet valve, bidirectional electromagnetic valve (I), pressure difference inductive probe and control device, the three-way magnetic valve include No.1 three-way magnetic valve
(I), No. two three-way magnetic valves (II) and No. three three-way magnetic valves (III), No.1 three-way magnetic valve (I), No. two three-way magnetic valves
(II) and the end a of No. three three-way magnetic valves (III) is connected to respectively with the end c with the end b and the end a is with the end b to be connected to, the pressure difference
Inductive probe includes No.1 pressure difference inductive probe (104a), No. two pressure difference inductive probes (104b) and No. three pressure difference inductive probes
(104c), it is characterised in that: the cesspool (3) is connected with water pump (2) by pipeline, the water outlet of the water pump (2)
Mouth is connected with the end c of No. two three-way magnetic valves (II) by pipeline, and the end a of No. two three-way magnetic valves (II) and No.1 three are powered
The end b of magnet valve (I) is connected by pipeline, and the end a of the end b of No. two three-way magnetic valves (II) and No. three three-way magnetic valves (III) is logical
Piping is connected, and the end b of No. three three-way magnetic valves (III) and the end a of No.1 three-way magnetic valve (I) pass through pipeline and two-way electricity
One end of magnet valve (I) is connected, and the other end of bidirectional electromagnetic valve (I) is connected with the dirty pond (4) of storage by pipeline, stores up dirty pond (4)
It is connected with cesspool (3) by pipeline, stores up dirty pond (4) bottom and be provided with thin filter screen；
The filter device (1) includes the circular tank body (101) arranged vertically, and tank body (101) is internally provided with circular ring shape
Filter screen (102), filter screen (102) is internally provided with the cleaning disk (103) that can be moved up and down, the tank body (101)
Top and bottom are respectively arranged with funnelform upper water inlet (101a) and lower water inlet (101b), setting in the middle part of tank body (101)
Have water outlet (101c), the No.1 pressure difference inductive probe (104a) is arranged at water outlet (101c), No. two pressure difference inductions
(104b) setting pop one's head at upper water inlet (101a), No. three pressure difference inductive probes (104c) are arranged at lower water inlet (101b)
Place, upper water inlet (101a) are connected by pipeline with the end c of No.1 three-way magnetic valve (I), and lower water inlet (101b) passes through pipe
Road is connected with the end c of No. three three-way magnetic valves (III)；
The water pump (2), three-way magnetic valve, bidirectional electromagnetic valve (I), pressure difference inductive probe pass through control device control.
2. a kind of environment-friendly sewage filter according to claim 1, it is characterised in that: further include solar power generation dress
It sets, device of solar generating is control device power supply.
3. a kind of environment-friendly sewage filter according to claim 1, it is characterised in that: further include hairbrush (105), hairbrush
(105) it is arranged in the circular side wall of cleaning disk (103), not penetrating through of being arranged symmetrically above and below is provided on hairbrush (105)
Hold dirty slot (105a).
4. a kind of environment-friendly sewage filter according to claim 1, it is characterised in that: on the filter screen (102)
Mesh be bellmouth (102b), and the diameter of bellmouth (102b) radially outward becomes larger along filter screen (102), filter screen
(102) upper and lower end face is provided with dirt discharge groove (102a), and the width of dirt discharge groove (102a) is less than cleaning disk (103) thickness
Half.
5. a kind of environment-friendly sewage filter according to claim 1, it is characterised in that: the cleaning disk (103)
Cross section be it is dolioform, cleaning disk (103) centre be circular flat (103b), cleaning disk (103) it is axially disposed
Have filtering through-hole (103a), cleaning disk (103) is provided centrally with the threaded hole (103c) of installation propeller (106), further includes
A pair of oppositely oriented propeller (106), propeller (106) are connected by threaded hole (103c) with cleaning disk (103).
6. a kind of environment-friendly sewage filter according to claim 1, it is characterised in that: the cleaning disk (103)
It is made of light material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910126934.2A CN109621519A (en) | 2016-12-29 | 2016-12-29 | A kind of sewage filter |
| CN201611244767.4A CN106629918B (en) | 2016-12-29 | 2016-12-29 | A kind of environment-friendly sewage filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611244767.4A CN106629918B (en) | 2016-12-29 | 2016-12-29 | A kind of environment-friendly sewage filter |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910126934.2A Division CN109621519A (en) | 2016-12-29 | 2016-12-29 | A kind of sewage filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106629918A CN106629918A (en) | 2017-05-10 |
| CN106629918B true CN106629918B (en) | 2019-04-09 |
Family
ID=58836691
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910126934.2A Withdrawn CN109621519A (en) | 2016-12-29 | 2016-12-29 | A kind of sewage filter |
| CN201611244767.4A Active CN106629918B (en) | 2016-12-29 | 2016-12-29 | A kind of environment-friendly sewage filter |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910126934.2A Withdrawn CN109621519A (en) | 2016-12-29 | 2016-12-29 | A kind of sewage filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN109621519A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231753A (en) * | 2018-10-22 | 2019-01-18 | 安徽福井环保科技有限公司 | Residue cleaning plant in a kind of septic tank |
| CN109351032B (en) * | 2018-11-14 | 2021-01-05 | 哈尔滨华东电站配件维修有限公司 | Circulating water blowdown water treatment system of thermal power plant |
| CN110439649B (en) * | 2019-08-23 | 2021-10-26 | 江苏升灿汽车配件有限公司 | Engine oil filter core ware for smart car |
| CN113510100B (en) * | 2021-08-10 | 2022-12-02 | 回音必集团安徽制药有限公司 | Clinopodium polycephalum slice production method and backwashing device thereof |
| CN114642928B (en) * | 2022-04-29 | 2023-03-24 | 南通市征荣冷冻设备制造有限公司 | Air filtering device of refrigeration house matched with freeze drying equipment in sterile workshop |
| CN114797631B (en) * | 2022-05-16 | 2023-02-28 | 杭州蓝海永辰科技有限公司 | White board pulping equipment and control method thereof |
| CN115105884B (en) * | 2022-08-29 | 2022-11-15 | 上寻环保科技(云南)有限公司 | Treatment tank for sewage treatment equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2486612Y (en) * | 2001-06-05 | 2002-04-17 | 李�杰 | Reutilization device for life waste water |
| CN204352616U (en) * | 2014-12-23 | 2015-05-27 | 济南西斯普换热系统有限公司 | Filter with bidirectional flushing and on-line cleaning device |
| CN205495079U (en) * | 2015-11-23 | 2016-08-24 | 沈智奇 | Automatic alternative filter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090255860A1 (en) * | 2008-04-14 | 2009-10-15 | Mcleod Christopher Adam | Greywater diversion and hair catcher assembly for baths that is comprised of the novel assembly of a hair catcher mesh cup, a two-port valve, a direct-drain waste-overflow assembly, and an indirect-drain waste-overflow assembly |
-
2016
- 2016-12-29 CN CN201910126934.2A patent/CN109621519A/en not_active Withdrawn
- 2016-12-29 CN CN201611244767.4A patent/CN106629918B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2486612Y (en) * | 2001-06-05 | 2002-04-17 | 李�杰 | Reutilization device for life waste water |
| CN204352616U (en) * | 2014-12-23 | 2015-05-27 | 济南西斯普换热系统有限公司 | Filter with bidirectional flushing and on-line cleaning device |
| CN205495079U (en) * | 2015-11-23 | 2016-08-24 | 沈智奇 | Automatic alternative filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109621519A (en) | 2019-04-16 |
| CN106629918A (en) | 2017-05-10 |
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Effective date of registration: 20190312 Address after: 653100 No. 11 Nanxiang Road, Yuxi High-tech Zone, Yunnan Province Applicant after: YUNNAN BINGSEN ENVIRONMENT ENGINEERING CO., LTD. Address before: 234000 No. 38, Lin Zhuang group, Xiao Yin village, Yongan Town, Yongan, Anhui. Applicant before: Lin Fangjie |
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