CN208038126U - A kind of deflector type hydrolysis reaction device - Google Patents

A kind of deflector type hydrolysis reaction device Download PDF

Info

Publication number
CN208038126U
CN208038126U CN201820206781.3U CN201820206781U CN208038126U CN 208038126 U CN208038126 U CN 208038126U CN 201820206781 U CN201820206781 U CN 201820206781U CN 208038126 U CN208038126 U CN 208038126U
Authority
CN
China
Prior art keywords
zone
hydrolysis reaction
reaction device
deflector type
type hydrolysis
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.)
Active
Application number
CN201820206781.3U
Other languages
Chinese (zh)
Inventor
韩增辉
田芸
张春红
赵会芳
汪浏阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weichuang Environmental Technology Co ltd
Original Assignee
Hunan Chuang Chuang Environmental Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hunan Chuang Chuang Environmental Technology Co Ltd filed Critical Hunan Chuang Chuang Environmental Technology Co Ltd
Priority to CN201820206781.3U priority Critical patent/CN208038126U/en
Application granted granted Critical
Publication of CN208038126U publication Critical patent/CN208038126U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Biological Treatment Of Waste Water (AREA)

Abstract

A kind of deflector type hydrolysis reaction device, belong to environmental improvement apparatus field, including water inlet pipe, anaerobic zone, anoxic zone, aerobic zone, outlet pipe, wherein, it after water inlet pipe is by anaerobic zone, anoxic zone, aerobic zone sequential communication, is connected to outlet pipe, further includes at least one partition board, what the partition board interlocked sets up separately inside anaerobic zone, anoxic zone and aerobic zone, forms the connection runner of baffling up and down;Sewage is after water inlet pipe enters anaerobic zone, under the effect of gravity, during flowing through each anaerobic zone, anoxic zone and aerobic zone, form the reaction fluidised form seethed up and down, advanced by the direction from top to bottom that is changed to from left to right before, contact area and/or the time of sludge and microorganism can be increased, increase detersive efficiency.

Description

A kind of deflector type hydrolysis reaction device
Technical field
The utility model is related to a kind of sewage-treatment plants, and in particular, at a kind of sewage for rural area single-apartment Device is managed, more particularly to a kind of deflector type hydrolysis reaction device of energy saving, efficient processing rural area single-apartment sewage belongs to environment Abatement equipment field.
Background technology
China human mortality is numerous, and water resource extremely lacks, and the city of concentration is compared for population, at the sewage for taking centralization Reason mode can solve city domestic sewage problem.But significant portion area rural area is scarcely populated, and many places are because of pipe network It invests huge or terrain problem and sewage network can not be laid with, cause a large amount of sanitary sewages not obtain any processing just straight Run in and put, easily causes serious water pollution.Therefore rural sewage treatment seems particularly necessary.Exploitation is suitble to the sewage disposal in rural area Technology is to ensure that the sewage qualified discharge in rural area, and the living standard for being conducive to improve rural area is to improve rural resident's quality of life Key.Since rural resident disperses with occupying, the sanitary sewage amount that single household generates is few, and centralized collection is handled there are problems, Therefore it is effective mode to carry out domestic sewage in rural areas decentralized processing.
For more to the research of baffled reactor in terms of rural domestic sewage treatment, but all there are various problems:1, CN 200420068573.X disclose a kind of anaerobic baffled reactor, which may be implemented anaerobic sludge and sewage Residence time detaches, only single to obtain good Anaerobic Treatment effect, but since entire reactor is not aerated Anaerobic environment and cannot be real so water outlet COD (COD, content of organics index) is relatively inaccessible to discharge standard The decrement of existing sludge;2, a kind of method that CN200610012070.4 discloses baffled reactor and its treated sewage is realized It is carried out while reaching sewage disposal mud decrement while Aerobic-anaerobic coupling processing waste water.However for nitrogen-containing wastewater Processing, the high-concentration ammonia nitrogenous wastewater especially generated in catalyst production process, since wherein the content of COD is very low even No, so technique effect when being handled using above-mentioned existing method need to further increase.
This also constitutes the structure for requiring further improvement the sewage-treatment plant for handling domestic sewage in rural areas, with solution Certainly existing technical problem.
Invention content
In view of the above problems existing in the prior art, the purpose of the utility model is to provide a kind of deflector type hydrolysis dresses It sets, which uses upper and lower deflector type sewage biochemical reactor, increases device of solar generating, aerobic zone end increases pottery Porcelain film solves the problems, such as that currently running power consumption in the process, ceramic membrane have very high filter efficiency, it is ensured that sewage is up to standard Discharge, treatment effeciency is high, save energy consumption, production and it is easy for installation, use and safeguard simply.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of deflector type hydrolysis reaction device, including water inlet pipe, anaerobic zone, anoxic zone, aerobic zone, outlet pipe, wherein into After water pipe is by anaerobic zone, anoxic zone, aerobic zone sequential communication, be connected to outlet pipe, further include at least one partition board, it is described every What plate interlocked sets up separately inside anaerobic zone, anoxic zone and aerobic zone, forms the connection runner of baffling up and down;Sewage through water inlet pipe into After entering anaerobic zone, under the effect of gravity, during flowing through each anaerobic zone, anoxic zone and aerobic zone, formation is seethed anti-up and down Answer fluidised form, by before be changed to direction advance from top to bottom from left to right, can increase sludge and microorganism contact area and/ Or the time, increase detersive efficiency;Further, the anaerobic zone, anoxic zone, aerobic zone are sequentially communicated.
Preferably, the anaerobic zone include four rooms, the anoxic zone include four rooms, and the internal chamber from down toward On be sequentially communicated setting;By the internal chamber that multiple connections are arranged so that the warp of the sewage entered from feed pipe repeatedly is excessive A upward flow room extends the path of sewage traveling, lifting sewage and sludge incorporation time, and it is dirty to promote baffled reactor processing The ability of water;
When further, in order to be lifted at into water, mud and water are sufficiently mixed contacting efficiency, the entrance side of the water inlet pipe Formula is pulse water-feeding;With this, make to enter in anaerobic zone, anoxic zone and anaerobic zone by water inlet pipe, into upper lattice, Since the upward flow velocity of sewage makes sludge form the Sludge Bed to suspend when water inlet so that partial sludge can enter next with flow Downward flow point lattice are sufficiently mixed contact with keep mud and water, improve the reaction efficiency of unit pool capacity;
Further, for the efficiency of lifting sewage processing, and being applicable in for this deflector type hydrolysis reaction device is improved Range, convenient for handling different pollution levels, and/or the sewage of different pollution sources, between anaerobic pond and anoxic pond, anoxic pond with it is good The reflux that can switch between connection or partition is equipped between oxygen pond.
Preferably, further include the aerobic microbiological offer oxygen aerator into pond, the aerator setting is aerobic The bottom in area.
Preferably, further include that setting is last in aerobic zone in order to increase the removal efficiency of suspended matter in sewage, nitrogen phosphorus and COD The filter device at end;With this, the sewage in aerobic zone after reaction treatment after being filtered via filter device, is discharged outer row, real Existing pollutant removal.
Preferably, further include being connected to the water outlet of filter device in order to ensure purified water can quickly be discharged Water producing pipe, the water outlet of the water producing pipe is connected to clear water reserviors.
Preferably, the blocking of filter device in order to prevent, further includes self priming pump and backwash pipeline, and the self priming pump passes through anti- Wash the connection that pipeline and water producing pipe can occlude;With this, by the control to backwash pipeline valve, self priming pump can be irregular to mistake Filter device is backwashed, and the blocking of filter device is avoided.
Further, the filter device is ceramic membrane filter device;To promote the efficiency to purify water, it is ensured that water outlet Effect.
Preferably, further include providing the air pump of power for aeration, sludge reflux, the air pump passes through pipeline in communication Go deep into setting inside aerobic zone.
Preferably, further include solar power system, the solar power system includes solar cell module, electric power storage Pond group, photovoltaic controller, inverter and time controller, wherein solar cell module is electrically connected with the controller;Accumulator group and control Device electrical connection processed;Controller is electrically connected with inverter;Inverter is electrically connected by time controller with air pump;With this, solar power generation The critical piece of system is solar cell module under conditions of having illumination, and the both ends of solar battery group generate electromotive force, Electric energy is converted light energy into, under the charge control of controller, electric energy will be stored into accumulator group, and accumulator group generates straight Galvanic electricity by inverter after controller control of discharge again by being changed into alternating current, then supports gas through wiring board after time controller controls Pump operation.
Preferably, the inverter is DC/AC inverter;
Further, the solar cell module includes at least one polycrystalline solar module;
Further, the polycrystalline solar module maximum power is 340W, voltage 38.86V.
Compared with prior art, has following advantageous effect:Baffling sewage biochemical reaction up and down provided by the utility model Device improves runner, by before be changed to direction advance from top to bottom from left to right, sludge and microorganism can be increased Contact area and/or time increase detersive efficiency, while by increasing ceramic membrane in aerobic zone end, can increase Sewage Contaminate object removal efficiency.By increasing solar panels, electric energy is provided for the operation of device, the power consumption for effectively solving reactor operation is asked Topic.
Description of the drawings
Fig. 1 is the structural schematic diagram of deflector type hydrolysis reaction device provided by the utility model.
In figure:1, water inlet pipe, 2, anaerobic zone, 3, anoxic zone, 4, aerobic zone, 5, partition board, 6, aerator, 7, filtration system 8, outlet pipe, 9, air pump, 10, solar cell module, 11, accumulator group, 12, photovoltaic controller, 13, inverter, 14, time control Device, 15, water production pipeline, 16, self priming pump, 17, clear water reserviors, 18, backwash pipeline.
Specific implementation mode
The utility model is made further in detail, completely to illustrate with reference to embodiment and attached drawing.
For ease of description, herein can with use space relative terms, as " ... on ", " in ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also the positioning of other different modes(It is rotated by 90 ° or is in other orientation), and And respective explanations are made to the opposite description in space used herein above.
A kind of deflector type hydrolysis reaction device provided by the utility model, as shown in Figure 1, deflector type hydrolysis reaction device packet Include water inlet pipe 1, anaerobic zone 2, anoxic zone 3, aerobic zone 4, outlet pipe 8, wherein water inlet pipe 1 passes through anaerobic zone 2, anoxic zone 3, good It after 4 sequential communication of oxygen area, is connected to outlet pipe 8, further includes at least one partition board 5, what the partition board 5 interlocked sets up separately in anaerobic zone 2, inside anoxic zone 3 and aerobic zone 4, the connection runner of baffling up and down is formed.With this, sewage after water inlet pipe enters anaerobic zone, Under the effect of gravity, during flowing through each anaerobic zone, anoxic zone and aerobic zone, the reaction fluidised form seethed up and down is formed, by it Preceding is changed to direction advance from top to bottom from left to right, can increase contact area and/or the time of sludge and microorganism, increase Detersive efficiency.
Preferably, the anaerobic zone 2, anoxic zone 3, aerobic zone 4 are sequentially communicated.
Preferably, the anaerobic zone 2 includes four rooms, and the anoxic zone 3 includes four rooms, and the internal chamber is under It is supreme to be sequentially communicated setting;By the internal chamber that multiple connections are arranged so that the process of the sewage entered from feed pipe repeatedly Multiple upward flow rooms, extend the path of sewage traveling, and the number that lifting sewage is contacted with filler is promoted at baffled reactor Manage the ability of sewage.
When in order to be lifted at into water, mud and water are sufficiently mixed contact, in structure preferably, the water inlet pipe 1 into It is pulse water-feeding to enter mode;With this, make to enter in anaerobic zone and anoxic zone by water inlet pipe, into upper lattice, into When water due to the upward flow velocity of sewage make sludge formed suspend Sludge Bed so that partial sludge can with flow enter it is next to Flow down lattice, is sufficiently mixed contact with keep mud and water, improves the reaction efficiency of unit pool capacity.
Preferably, for the efficiency of lifting sewage processing, and the scope of application of this deflector type hydrolysis reaction device is improved, Convenient for handling different pollution levels, and/or the sewage of different pollution sources, between anaerobic pond 1 and anoxic pond 3, anoxic pond 3 with it is aerobic The reflux that can switch between connection or partition is equipped between pond 4.
As the preferable scheme of another kind of the present embodiment, deflector type hydrolysis reaction device further includes aerobic micro- life into pond Object provides oxygen aerator 6, which is arranged in the bottom of aerobic zone 4.
Preferably, in order to increase the removal efficiency of suspended matter in sewage, nitrogen phosphorus and COD, deflector type hydrolysis reaction device is also Including the filter device 7 in 4 end of aerobic zone is arranged, with this, the sewage in aerobic zone after reaction treatment is filled via filtering After setting 7 filterings, it is discharged outer row, realizes the removal of pollutant;Further, the filter device 7 is ceramic membrane filter device, with Promote the efficiency to purify water, it is ensured that the effect of water outlet.
Preferably, further include being connected to the water outlet of filter device 7 in order to ensure purified water can quickly be discharged Water producing pipe 15, the water outlet of the water producing pipe 15 is connected to clear water reserviors 17;Further, the blocking of filter device in order to prevent, Further include self priming pump 16 and backwash pipeline 18, the connection which can be occluded by backwash pipeline 18 and water producing pipe 15;With This, by the control to backwash pipeline valve, self priming pump irregular can backwash filter device, avoid filtering dress The blocking set.
Preferably, deflector type hydrolysis reaction device further includes the air pump 9 that power is provided for aeration, sludge reflux, the air pump 9 Go deep into 4 inside setting of aerobic zone by pipeline in communication.
On the basis of the said structure, inventor also proposes another better embodiment, specifically deflector type hydrolysis Device further includes solar power system, which includes solar cell module 10, accumulator group 11, photovoltaic Controller 12 and inverter 13 and time controller 14, wherein solar cell module 10 is electrically connected with controller 12;Accumulator group 11 It is electrically connected with controller 12;Controller 12 is electrically connected with inverter 13;Inverter 13 is electrically connected by time controller 14 with air pump 9. With this, the critical piece of solar power system is solar cell module under conditions of having illumination, solar battery group Both ends generate electromotive force, convert light energy into electric energy, and under the charge control of controller, electric energy will be stored into accumulator group, The direct current that accumulator group generates by inverter after controller control of discharge again by being changed into alternating current, then is controlled through time controller Air pump operation is supported by wiring board.
Preferably, the inverter 13 is DC/AC inverter.
Preferably, the solar cell module 11 includes at least one polycrystalline solar module;Further, The polycrystalline solar module maximum power is 340W, voltage 38.86V;Optionally, the polycrystalline silicon solar electricity Pond size of components is 1960mm × 991mm × 40mm.
In the preferred embodiments of the present invention, the solar cell module 11 uses 6 blocks of polycrystalline silicon solar electricity The gross area of pond component, component amounts to 11.65m2.With this, when average effective sunshine daily according to China's most area Between be at least about 3.5 hours and calculate, solar power system produces electricl energy daily as 40.78 kilowatt hours.
Preferably, the accumulator group 11 by 4 operating voltages is 12V, the accumulator that capacity is 150AH forms, and is used for It powers for 24 hours to air pump in the rainy days of no effective sunshine.The reflux of aerobic zone aeration and sludge for sewage disposal, Electric energy has been saved, project is contributed to smoothly to run.
In conclusion deflector type hydrolysis reaction device provided by the utility model, by anti-to upper and lower baffling biochemical sewage The improvement for answering area to make runner is advanced by the square baffling from top to bottom that is changed to from left to right before, can increase sludge and dirt The time of contact of water improves the sludge concentration of anaerobism and hypoxia response, increases removal efficiency, while by increasing in aerobic zone end Add ceramic membrane, wastewater pollutants removal efficiency can be increased;By increasing solar power system, electricity is provided for the operation of device Can, effectively solve the problems, such as the power consumption of reactor operation.
It should be noted that herein, 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 include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.
Although the utility model patent has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the utility model Patent, any those skilled in the art may be by above-mentioned take off in the spirit and scope for not departing from the utility model patent The methods and technical content shown makes possible variation and modification to technical solutions of the utility model, therefore, every without departing from this The content of utility model patent technical solution, the technical spirit according to the utility model patent is to any made by above example Simple modification, equivalent variations and modification, belong to the protection domain of the utility model patent technical solution.
It is it is necessary to described herein finally:Above example is served only for making the technical solution of the utility model further It explains in detail, should not be understood as the limitation to scope of protection of the utility model, those skilled in the art is new according to this practicality Some nonessential modifications and adaptations that the above of type is made belong to the scope of protection of the utility model.

Claims (10)

1. a kind of deflector type hydrolysis reaction device, including water inlet pipe(1), anaerobic zone(2), anoxic zone(3), aerobic zone(4), water outlet Pipe(8), wherein water inlet pipe(1)Pass through anaerobic zone(2), anoxic zone(3), aerobic zone(4)After sequential communication, with outlet pipe(8)Even It is logical, which is characterized in that further include at least one partition board(5), the partition board(5)Setting up separately in anaerobic zone staggeredly(2), anoxic zone (3)The aerobic zone and(4)Inside forms the connection runner of baffling up and down.
2. deflector type hydrolysis reaction device according to claim 1, which is characterized in that the anaerobic zone(2)Including four Room, the anoxic zone(3)Including four rooms, and the internal chamber is sequentially communicated setting from bottom to up.
3. deflector type hydrolysis reaction device according to claim 1 or 2, which is characterized in that further include aerobic micro- into pond Biology provides oxygen aerator(6), the aerator(6)It is arranged in aerobic zone(4)Bottom.
4. deflector type hydrolysis reaction device according to claim 1, which is characterized in that further include being arranged in aerobic zone(4) The filter device of end(7).
5. deflector type hydrolysis reaction device according to claim 4, which is characterized in that the filter device(7)For ceramics Film filter.
6. deflector type hydrolysis reaction device according to claim 4 or 5, which is characterized in that further include and filter device(7) Water outlet connection water producing pipe(15), the water producing pipe(15)Water outlet and clear water reserviors(17)Connection.
7. deflector type hydrolysis reaction device according to claim 6, which is characterized in that further include self priming pump(16)And backwash Pipeline(18), the self priming pump(16)Pass through backwash pipeline(18)With water producing pipe(15)The connection that can be occluded.
8. deflector type hydrolysis reaction device according to claim 1, which is characterized in that further include for aeration, sludge reflux The air pump of power is provided(9), the air pump(9)Go deep into aerobic zone by pipeline in communication(4)Inside setting.
9. deflector type hydrolysis reaction device according to claim 1, which is characterized in that further include solar power system, The solar power system includes solar cell module(10), accumulator group(11), photovoltaic controller(12)And inverter (13)And time controller(14), wherein solar cell module(10)With controller(12)Electrical connection;Accumulator group(11)With control Device(12)Electrical connection;Controller(12)With inverter(13)Electrical connection;Inverter(13)Pass through time controller(14)With air pump(9)Electricity Connection.
10. deflector type hydrolysis reaction device according to claim 9, which is characterized in that the inverter(13)For direct current/ AC inverter.
CN201820206781.3U 2018-02-06 2018-02-06 A kind of deflector type hydrolysis reaction device Active CN208038126U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820206781.3U CN208038126U (en) 2018-02-06 2018-02-06 A kind of deflector type hydrolysis reaction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820206781.3U CN208038126U (en) 2018-02-06 2018-02-06 A kind of deflector type hydrolysis reaction device

Publications (1)

Publication Number Publication Date
CN208038126U true CN208038126U (en) 2018-11-02

Family

ID=63952105

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820206781.3U Active CN208038126U (en) 2018-02-06 2018-02-06 A kind of deflector type hydrolysis reaction device

Country Status (1)

Country Link
CN (1) CN208038126U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111718083A (en) * 2020-07-27 2020-09-29 哈尔滨工业大学 High-concentration rural sewage treatment device and method for removing pollutants in grading manner
CN111807648A (en) * 2020-08-13 2020-10-23 哈尔滨工业大学 Integrated sewage treatment device suitable for rural sewage
CN114455708A (en) * 2022-04-08 2022-05-10 湖南惟创环境科技有限公司 Integrated sewage treatment equipment and sewage treatment method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111718083A (en) * 2020-07-27 2020-09-29 哈尔滨工业大学 High-concentration rural sewage treatment device and method for removing pollutants in grading manner
CN111807648A (en) * 2020-08-13 2020-10-23 哈尔滨工业大学 Integrated sewage treatment device suitable for rural sewage
CN114455708A (en) * 2022-04-08 2022-05-10 湖南惟创环境科技有限公司 Integrated sewage treatment equipment and sewage treatment method

Similar Documents

Publication Publication Date Title
CN208038126U (en) A kind of deflector type hydrolysis reaction device
CN103204590B (en) Electrochemical membrane bioreactor
CN205635292U (en) Sewage treatment ware is used at rural family
CN107915374A (en) Solar energy type cold district sanitary sewage disposal integration apparatus and its processing method
CN214528620U (en) Rural domestic sewage treatment system based on VSFCW-MFC technology
CN110482798A (en) A kind of intelligent integral sewage disposal device and technique
CN104261521B (en) Waste disposal plant
CN207259324U (en) Three-diemsnional electrode A/O integral type BAF Treated sewage reusing devices
CN212102451U (en) Courtyard type dispersed sewage treatment device
CN104310717A (en) Domestic wastewater standard recycling treatment system applicable to northern countryside
CN108483648B (en) Integrated device for driving biological sewage treatment by utilizing wind energy and solar energy
CN207632675U (en) Solar energy type cold district sanitary sewage disposal integration apparatus
CN207227214U (en) A kind of solar energy Oligodynamic sewage treatment system
CN105693036A (en) Intelligent sewage treatment system
CN202725040U (en) Embedded-type hollow fiber membrane module and integrated membrane bioreactor
CN210595459U (en) Integrated sewage treatment equipment
CN205420114U (en) City fecal treatment system
CN211445404U (en) Integral sewage treatment device
CN204173967U (en) Waste disposal plant
CN211813672U (en) Energy-efficient sewage treatment system
CN104085992B (en) A kind of sewage treatment process with warming solar energy effect
CN201634541U (en) Village domestic sewage biological treatment equipment using solar energy and wind energy for supplying energy
CN106630032A (en) Management equipment of river and lake water
CN209740921U (en) solar-driven ecological sewage treatment system
CN206033379U (en) Integrated aeration equipment of photovoltaic fine motion power sewage treatment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 410000 room 406, building A4, Jinghuan community, 126 Xing'an Road, Yuhua District, Changsha City, Hunan Province

Patentee after: Weichuang Environmental Technology Co.,Ltd.

Address before: 410000 room 406, building A4, Jinghuan community, 126 Xing'an Road, Yuhua District, Changsha City, Hunan Province

Patentee before: HUNAN WEICHUANG ENVIRONMENT TECHNOLOGY CO.,LTD.

CP01 Change in the name or title of a patent holder