CN206777959U - Intellectuality backwash filter tank - Google Patents
Intellectuality backwash filter tank Download PDFInfo
- Publication number
- CN206777959U CN206777959U CN201720486625.2U CN201720486625U CN206777959U CN 206777959 U CN206777959 U CN 206777959U CN 201720486625 U CN201720486625 U CN 201720486625U CN 206777959 U CN206777959 U CN 206777959U
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- filter
- water
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- zone
- settling zone
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 100
- 238000001914 filtration Methods 0.000 claims abstract description 53
- 238000010926 purge Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000004080 punching Methods 0.000 claims description 11
- 239000002344 surface layer Substances 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 9
- 230000008021 deposition Effects 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 30
- 230000006872 improvement Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000011001 backwashing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a kind of intelligent backwash filter tank, including settling zone, be arranged on the top of settling zone and connected with settling zone filtering area, be arranged on filtering area top clear water zone, connected with settling zone inhalant region, connected with clear water zone exhalant region, be connected to settling zone bottom blowdown area and be arranged at clear water zone top back purge system.Because the intelligent backwash filter tank of the utility model is by the way that back purge system to be arranged to the top of clear water zone, and pressure is applied to the filter water in clear water zone by back purge system and is rinsed from the top down with the filter to filtering area, so as to which developing result is good, reliability is high and without using quoting outside water purification.
Description
Technical field
It the utility model is related to purifying water process technical field, more particularly to a kind of intelligent backwash filter tank.
Background technology
The tupe of existing sewage disposal system generally use " sedimentation basin+filtering ponds " removes the suspension in sewage
Thing.Sewage first passes through after sedimentation basin precipitates a part of suspension and enters back into filtering ponds, is provided with filtering material in filtering ponds, is used for
Sewage is filtered.Passing through the use of certain time due to filtering material can block, therefore filtering material needs periodically
Backwashed.
The backwash mode of existing filtering ponds is to use air-water backwashing mode, and it is multiple by being arranged in the bottom of filtering ponds
Miscellaneous air-water flushing system, the water purification being introduced from outside into is applied into pressure to be rushed to filtering material by air-water flushing system
Wash, therefore existing air-water backwashing mode needs larger amount of water purification.And because air-water flushing system is arranged on filtering ponds
Bottom, this easily causes short flow phenomenon, therefore its developing result is poor, reliability is low.
Utility model content
The purpose of this utility model is to provide that a kind of developing result is good, reliability is high, without using quoting outside water purification
Intellectuality backwash filter tank.
In order to realize the purpose of this utility model, the utility model provides a kind of intelligent backwash filter tank, including：
Settling zone, for accommodating the suspension of water to be filtered and deposition；
Filtering area, it is arranged on the top of settling zone and is connected with settling zone, filter, filter is provided with filtering area
For being filtered to the water to be filtered entered from settling zone；
Clear water zone, the top of filtering area is arranged on, for accommodating the filter water after filtered device filters；
Inhalant region, connected with settling zone, for water to be filtered to be introduced into settling zone；
Exhalant region, connected with clear water zone, for filter water to be drawn into clear water zone；
Blowdown area, the bottom of settling zone is connected to, for the suspension of deposition to be discharged；And
Back purge system, the top of clear water zone is arranged at, for applying pressure to the filter water in clear water zone with to filtering
Device is rinsed from the top down.
As the improvement in the above-mentioned intelligent backwash filter tank of the utility model, slope is provided with the settling zone, it is described oblique
The edge in slope autoprecipitation area extends to the middle part of settling zone and lower section.
As the improvement in the above-mentioned intelligent backwash filter tank of the utility model, the inhalant region is with filtering area in horizontal direction
On be set up in parallel and inhalant region top is higher by filtering area.
As the improvement in the above-mentioned intelligent backwash filter tank of the utility model, the filter has multiple superposed setting
Filter screen, filter screen includes grid surface layer, scrim and extending up and down and being connected to grid surface layer and grid bottom
Some filter lines between layer, the mistake of the upper offline extension of connection grid surface layer and scrim is formed between the adjacent filter line
Filter passage.
As the improvement in the above-mentioned intelligent backwash filter tank of the utility model, the back purge system has the first guided way
And it is arranged on the second guided way and energy wave generating device on the first guided way；First guided way is used to drive energy wave to send out
Generating apparatus moves on the first moving direction of horizontal plane, and the second guided way is used to drive the first guided way the second of horizontal plane
Moved on moving direction, and vertical first moving direction of the second moving direction；Energy wave generating device is used to promote clear water zone
The downward punching press of filter water.
As the further improvement in the above-mentioned intelligent backwash filter tank of the utility model, the energy wave generating device has
Framework, drive mechanism, transmission mechanism and oriented energy generating mechanism, framework are arranged on the first guided way, and drive mechanism is set
Put on framework；Transmission mechanism is connected with drive mechanism and pumped under the driving of drive mechanism；Oriented energy is sent out
Life structure is connected on transmission mechanism and pumped under the drive of transmission mechanism, for pat the water surface of filter water with
The filtering water surface, which is applied, makes the oriented energy of the downward punching press of filter water.
As the further improvement in the above-mentioned intelligent backwash filter tank of the utility model, the energy wave generating device also wraps
Energy cover is included, the energy enclosure is located on oriented energy generating mechanism and is arranged on framework, in oriented energy generating mechanism
The moving direction of filter water is constrained when patting the filtering water surface.As the further of the above-mentioned intelligent backwash filter tank of the utility model
Improve, the energy wave generating device includes：
Framework；
Energy cover, is arranged on framework, encloses the filter water after filtered device filtering for cover；And
Compressing device, for being pressed into the filter water enclosed with downward punching press energy cover inner cover of gas into energy cover so that filtering
The downward washing and filtering device of water.
Due to the intelligent backwash filter tank of the utility model by filtering area is arranged on settling zone top and with precipitation
Area is connected, and clear water zone is arranged to the top of filtering area, back purge system is arranged to the top of clear water zone, and passes through backwash
Device is applied pressure to the filter water in clear water zone and is rinsed from the top down with the filter to filtering area, so as to rinse effect
Fruit is good, reliability is high and without using quoting outside water purification.
Brief description of the drawings
Fig. 1 is the structural representation in the intelligent backwash filter tank of the utility model.
Fig. 2 is the structural representation of the filter screen in the intelligent backwash filter tank of the utility model.
Fig. 3 is the structural representation of the embodiment of energy wave generating device one in the intelligent backwash filter tank of the utility model
Figure.
Fig. 4 is the structural representation of another embodiment of energy wave generating device in the intelligent backwash filter tank of the utility model
Figure.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Technical scheme described in the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, with
Those skilled in the art is better understood from the utility model and can be practiced, but illustrated embodiment is not as to this
The restriction of utility model.
Referring to Fig. 1, there is disclosed a preferred embodiment in the intelligent backwash filter tank of the utility model, in the present embodiment
In, intellectuality backwash filter tank includes settling zone 10, filtering area 20 and clear water zone 30, inhalant region 40, exhalant region 50, blowdown area 60
And back purge system 70.
Slope 11 is provided with settling zone 10, edge portion and the lower section extension thereto in the autoprecipitation area 10 of slope 11, so as to
Make the width of settling zone 10 from bottom to top increasing, the settling zone 10 is used to accommodate water to be filtered and the suspension of deposition.
Filtering area 20 is arranged on the top of settling zone 10 and connected with settling zone 10, and filter is provided with filtering area 20
21, filter 21 is used to filter the water to be filtered entered from settling zone 10.
Clear water zone 30 is arranged at the top of filtering area 20, for accommodating the filter water after filtered device 21 filters.
Inhalant region 40 connects with settling zone 10, for water to be filtered to be introduced into settling zone 10.
Exhalant region 50 connects with clear water zone 30, for the filter water in clear water zone 30 to be drawn into clear water zone 30, so that incited somebody to action
Drainage introduces the inhalant region 40 in next intelligent backwash filter tank or discharges filter water.
Blowdown area 60 is connected to the bottom of settling zone 10, for the suspension of deposition to be discharged.
Back purge system 70 is arranged at the top of clear water zone 30, for applying pressure to the filter water in clear water zone 30 with right
Filter 21 is rinsed from the top down.
In the present embodiment, the inhalant region 40 in intelligent backwash filter tank is set up in parallel in a lateral direction with filtering area 20
And the top of inhalant region 40 is higher by filtering area 20, so as to make the water to be filtered in settling zone 20 flow into filtering area by the pressure of water
20。
Referring to Fig. 2, in the present embodiment, filter 21 has the filter screen 22 that multiple superposed is set, filtering filter
Net 22 includes grid surface layer 23, scrim 24 and extends and be connected between grid surface layer 23 and scrim 24 up and down
Some filter lines 25.The mistake of the upper offline extension of connection grid surface layer 23 and scrim 24 is formed between the adjacent filter line 25
Filter passage 26.Because what the filter line of filter screen extended about 25 is connected between grid surface layer 23 and scrim 24, therefore
Filter efficiency and load are improved in filtering, and in backwash, the filter residue of filtering easily drops, and then is easy to backwash.
Referring to Fig. 3, in the present embodiment, back purge system 70 has the first guided way 71 and is arranged on the first guiding
The second guided way 72 and energy wave generating device 73 on rail.First guided way 71 is used to drive energy wave generating device 73 in water
Moved on first moving direction of plane, the second guided way 72 is used to drive the first guided way 71 in the second movement side of horizontal plane
Move up, and vertical first moving direction of the second moving direction.Energy wave generating device 73, which is used to produce, promotes clear water zone 30
The downward punching press of filter water energy so that the filter screen of the filter water washing and filtering device 21 from top to bottom of punching press downwards
22, and then the suspension for making to be blocked on filter screen 22 falls into settling zone 10.
Energy wave generating device 73 have framework 74, drive mechanism 75, transmission mechanism 76, oriented energy generating mechanism 77 with
And energy cover 78.Framework 74 is arranged on the first guide rail 71.Drive mechanism 75 is arranged on framework 74.Transmission mechanism 76 and driving
Mechanism 75 connects, and it pumps under the driving of drive mechanism 76.Oriented energy generating mechanism 77 is in the form of a column, and it is connected
Pumped on transmission mechanism 76 and under the drive of transmission mechanism 76, for patting the water surface of filter water with to filtering
The water surface applies the oriented energy for making the downward punching press of filter water.Energy cover 78 is set on oriented energy generating mechanism 77 and is fixed on
On framework 74, for constraining the moving direction of water when oriented energy generating mechanism 77 strikes waters, so that filter water edge is clapped
It is mobile and prevent filtered water stream from being displaced outwardly along vertical flap-wise to beat direction, and then reduces energy to beyond the direction that strikes waters
Direction transmit, and then reduce energy loss, improve backwash effect.
Referring to Fig. 4, the utility model additionally provides 73 another embodiment of energy wave generating device, in this implementation
In mode, energy wave generating device 73 has framework 710, energy cover 720 and compressing device 730.Energy cover 720 is arranged on frame
On frame 710, the filter water after filtered device 21 filters is enclosed for cover.Compressing device 730 is used to be pressed into gas into energy cover 720
The filter water that body is enclosed with the downward inner cover of punching press energy cover 720 is so that the filter screen 22 of the downward washing and filtering device 21 of filter water.
For the energy cover 720 to be square, circular etc., it has cover wall 721 and bottom wall 722.Bottom wall 722 connects cover wall
721 top, so as to prevent the gas of press-in from the top of cover wall 721 when compressing device 730 is pressed into gas into energy cover 720
End leakage, and then improve the energy of the downward punching press of gas in press-in energy cover 720.The bottom wall 722 is provided with air inlet
723, the air inlet 723 is connected with compressing device 730, so as to compressing device 730 by air inlet 723 to the internal pressure of energy cover 720
Enter gas.
Compressing device 730 has gas generating device 731, gas operated device 732 and exhaust apparatus 733.Gas generation dress
It is air pump or fan to put 731.Gas operated device 732 has airway tube 734 and air guide control valve 735.One end of the airway tube 734
It is connected with gas generating device 731, its other end is connected with the air inlet 723 of energy cover 720, for by gas generating device
The gas of 731 generations is imported in energy cover 720.Air guide control valve 735 is arranged on airway tube 734, by controlling air guide to control
Valve 735 is opened and closed to control the on and off of airway tube 734, therefore by controlling the unlatching of air guide control valve 735
Control gas generating device 731 is intermittent to be pressed into gas into energy cover 720 with closing.
Exhaust apparatus 733 has blast pipe 736 and gas exhausting valve 737.One end of the blast pipe 736 and airway tube
734 connections, for the gas in energy cover 720 to be discharged.Gas exhausting valve 737 is arranged on blast pipe 736, passes through the row of control
The opening and closing of gas control valve 737 control the on and off of blast pipe 736, thus open air guide control valve 735 with
When making gas generating device 731 to the press-in gas of energy cover 720, gas generation dress is prevented by closing gas exhausting valve 737
Put 731 generation gases to reveal from blast pipe 736, close air guide control valve 735 so that gas generating device 731 stops to energy
In cover 720 during press-in gas, discharge the gas in energy cover 720 by opening gas exhausting valve 737, and then gas can be realized
Body generating means 731 are intermittent to be pressed into gas to energy cover 720.
Due to the intelligent backwash filter tank of the utility model by filtering area 20 is arranged on settling zone 10 top and with
Settling zone 10 is connected, and clear water zone 30 is arranged to the top of filtering area 20, and back purge system 70 is arranged at into the upper of clear water zone 30
Side, and pressure is applied with the filter 21 to filtering area 20 from upper to the filter water in clear water zone 30 by back purge system 70
It is rinsed downwards, so as to which developing result is good, can Gao Xinggao and without using quoting outside water purification.
Preferred embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical areas, similarly it is included in scope of patent protection of the present utility model.
Claims (9)
- A kind of 1. intelligent backwash filter tank, it is characterised in that including：Settling zone, for accommodating the suspension of water to be filtered and deposition；Filtering area, it is arranged on the top of settling zone and is connected with settling zone, is provided with filter in filtering area, filter is used for The water to be filtered entered from settling zone is filtered；Clear water zone, the top of filtering area is arranged on, for accommodating the filter water after filtered device filters；Inhalant region, connected with settling zone, for water to be filtered to be introduced into settling zone；Exhalant region, connected with clear water zone, for filter water to be drawn into clear water zone；Blowdown area, the bottom of settling zone is connected to, for the suspension of deposition to be discharged；AndBack purge system, the top of clear water zone is arranged at, for applying pressure to the filter water in clear water zone with to filter It is rinsed from the top down.
- 2. intelligent backwash filter tank as claimed in claim 1, it is characterised in that slope is provided with the settling zone, it is described The edge in slope autoprecipitation area extends to the middle part of settling zone and lower section.
- 3. intelligent backwash filter tank as claimed in claim 1, it is characterised in that the inhalant region is with filtering area in horizontal side Upwards.
- 4. intelligent backwash filter tank as claimed in claim 3, it is characterised in that the inhalant region top is higher by filtering area.
- 5. intelligent backwash filter tank as claimed in claim 1, it is characterised in that there is the filter multi-laminate to install The filter screen put, filter screen include grid surface layer, scrim and extend up and down and be connected to grid surface layer and grid Some filter lines between bottom, the upper offline extension of connection grid surface layer and scrim is formed between the adjacent filter line Filtration channel.
- 6. intelligent backwash filter tank as claimed in claim 1, it is characterised in that the back purge system has first to be oriented to Rail and the second guided way and energy wave generating device being arranged on the first guided way；First guided way is used to drive energy wave Generating means moves on the first moving direction of horizontal plane, and the second guided way is used to drive the first guided way the of horizontal plane Moved on two moving directions, and vertical first moving direction of the second moving direction；Energy wave generating device is used to promote clear water zone The downward punching press of filter water.
- 7. intelligent backwash filter tank as claimed in claim 6, it is characterised in that the energy wave generating device has frame Frame, drive mechanism, transmission mechanism and oriented energy generating mechanism, framework are arranged on the first guided way, and drive mechanism is set On framework；Transmission mechanism is connected with drive mechanism and pumped under the driving of drive mechanism；Oriented energy occurs Mechanism is connected on transmission mechanism and pumped under the drive of transmission mechanism, for patting the water surface of filter water with right The filtering water surface applies the oriented energy for making the downward punching press of filter water.
- 8. intelligent backwash filter tank as claimed in claim 7, it is characterised in that the energy wave generating device also includes energy Amount cover, the energy enclosure are located on oriented energy generating mechanism and are arranged on framework, for being patted in oriented energy generating mechanism The moving direction of filter water is constrained when filtering the water surface.
- 9. intelligent backwash filter tank as claimed in claim 6, it is characterised in that the energy wave generating device includes：Framework；Energy cover, is arranged on framework, encloses the filter water after filtered device filtering for cover；AndCompressing device, for be pressed into the filter water enclosed with downward punching press energy cover inner cover of gas into energy cover so that filter water to Lower washing and filtering device.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621362797 | 2016-12-12 | ||
| CN2016213627970 | 2016-12-12 | ||
| CN201720012957 | 2017-01-05 | ||
| CN2017200129577 | 2017-01-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206777959U true CN206777959U (en) | 2017-12-22 |
Family
ID=59596696
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710308123.5A Pending CN107050953A (en) | 2016-12-12 | 2017-05-03 | Intellectuality backwash filter tank and its back-flushing method |
| CN201720486625.2U Active CN206777959U (en) | 2016-12-12 | 2017-05-03 | Intellectuality backwash filter tank |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710308123.5A Pending CN107050953A (en) | 2016-12-12 | 2017-05-03 | Intellectuality backwash filter tank and its back-flushing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN107050953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050953A (en) * | 2016-12-12 | 2017-08-18 | 东莞市鸿捷环保科技有限公司 | Intellectuality backwash filter tank and its back-flushing method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928948B (en) * | 2018-08-28 | 2021-02-19 | 山东禹王生态食业有限公司 | Filter cleaning system |
| CN109592848A (en) * | 2018-12-28 | 2019-04-09 | 广东中科鸿捷环保科技有限公司 | Denitrification filtering ponds |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH641371A5 (en) * | 1979-05-28 | 1984-02-29 | Zhdanovskij Metall Inst | Filter |
| CN2348904Y (en) * | 1998-09-28 | 1999-11-17 | 石油大学(华东) | Pulse type filter back-flushing device |
| CN1974031B (en) * | 2006-11-14 | 2010-05-12 | 北京市自来水集团有限责任公司 | Ultrasonic method and system for cleaning precipitation apparatus in water treating pond |
| CN201065356Y (en) * | 2007-02-07 | 2008-05-28 | 朱宝林 | Novel valveless filter |
| CN101337138A (en) * | 2008-08-12 | 2009-01-07 | 浙江省环境保护科学设计研究院 | Variable-volume sewage interception and acceptance solid-liquid separator and method thereof |
| CN202223979U (en) * | 2011-09-01 | 2012-05-23 | 中国水电顾问集团华东勘测设计研究院 | Integrated inclined-tube settling tank |
| CN102698502A (en) * | 2012-02-01 | 2012-10-03 | 徐宏康 | Efficient and energy-saving method for backflushing filter media |
| CN105056590B (en) * | 2015-07-22 | 2016-10-05 | 山西省水利水电科学研究院 | Rural household type water treatment facilities automatic backwash initial filter system |
| CN205461382U (en) * | 2016-02-29 | 2016-08-17 | 衡阳师范学院 | Screen cloth for sewage treatment |
| CN107050953A (en) * | 2016-12-12 | 2017-08-18 | 东莞市鸿捷环保科技有限公司 | Intellectuality backwash filter tank and its back-flushing method |
-
2017
- 2017-05-03 CN CN201710308123.5A patent/CN107050953A/en active Pending
- 2017-05-03 CN CN201720486625.2U patent/CN206777959U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107050953A (en) * | 2016-12-12 | 2017-08-18 | 东莞市鸿捷环保科技有限公司 | Intellectuality backwash filter tank and its back-flushing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107050953A (en) | 2017-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201123 Address after: 3 / F, No. 4, block 16, Chuangye new village, Guancheng District, Dongguan City, Guangdong Province 523000 Patentee after: Xu Hongkang Address before: The road of Dongguan Songshan Lake high tech Industrial Development Zone of Guangdong province 523000 No. 4 Building No. 13 room 205 Keyuan pine Patentee before: GUANGDONG ZHONGKE HONGJIE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |