CN215828879U - High-concentration disinfection water electrolysis generating equipment - Google Patents
High-concentration disinfection water electrolysis generating equipment Download PDFInfo
- Publication number
- CN215828879U CN215828879U CN202121809371.6U CN202121809371U CN215828879U CN 215828879 U CN215828879 U CN 215828879U CN 202121809371 U CN202121809371 U CN 202121809371U CN 215828879 U CN215828879 U CN 215828879U
- Authority
- CN
- China
- Prior art keywords
- storage tank
- water
- sodium hypochlorite
- hypochlorous acid
- catholyte
- 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
Links
Images
Abstract
The utility model discloses high-concentration disinfection water electrolysis generating equipment which comprises an electrolysis host, an anolyte storage tank, a catholyte storage tank, a hypochlorous acid water generating system, a hydrogen discharging system, a salt dissolving system and a sodium hypochlorite generating system, wherein the anolyte storage tank is connected with the electrolysis host through an anolyte circulating pump, the catholyte storage tank is connected with the electrolysis host through a catholyte circulating pump, the anolyte storage tank is connected with the salt dissolving system, a water softener is arranged between the salt dissolving system and the hypochlorous acid water generating system, the upper end of the hypochlorous acid water generating system is connected with a water inlet, the water inlet is connected with the water softener, an explosion-proof hydrogen discharging fan is connected above the catholyte storage tank, and the catholyte storage tank is also connected with the sodium hypochlorite generating system; the utility model fully utilizes the anode and cathode products and realizes zero emission. The produced hypochlorous acid solution with the concentration of more than 100ppm and sodium hypochlorite solution with the concentration of 5-12.5% can be applied to the fields of COD (chemical oxygen demand), ammonia nitrogen, organic pollutants degradation, disinfection and sterilization and the like in water treatment.
Description
Technical Field
The utility model relates to the technical field of production of hypochlorous acid and sodium hypochlorite disinfectant fluid, in particular to zero-emission equipment for preparing high-concentration hypochlorous acid and sodium hypochlorite through an electrolytic reaction.
Background
The sodium hypochlorite and the hypochlorous acid prepared by the electrolytic method can be used along with preparation, large-batch storage and transportation are not needed, and the method is safe and reliable. At present, the concentration of sodium hypochlorite available chlorine for electrolyzing saline water by a diaphragm-free method is 8000ppm plus 5000-.
Disclosure of Invention
The utility model aims to provide electrolysis generating equipment for high-concentration sodium hypochlorite and hypochlorous acid disinfectant fluid, aiming at overcoming the defects in the prior art, and achieving the purpose of producing the high-concentration sodium hypochlorite and the hypochlorous acid stably, efficiently and simultaneously in an energy-saving manner for a long time.
In order to achieve the purpose, the utility model provides high-concentration disinfection water electrolysis generation equipment which comprises an electrolysis host, an anolyte storage tank, a catholyte storage tank, a hypochlorous acid water generation system, a hydrogen discharge system, a salt dissolving system and a sodium hypochlorite generation system, wherein the anolyte storage tank is connected with the electrolysis host through an anolyte circulating pump, the catholyte storage tank is connected with the electrolysis host through a catholyte circulating pump, the anolyte storage tank is connected with the salt dissolving system, a water softener is arranged between the salt dissolving system and the hypochlorous acid water generation system, the upper end of the hypochlorous acid water generation system is connected with a water inlet, the water inlet is connected with the water softener, an explosion-proof hydrogen discharge fan is connected above the catholyte storage tank, and the catholyte storage tank is also connected with the sodium hypochlorite generation system.
As a further improvement of the scheme, the top of the anolyte storage tank is provided with an anolyte gas-liquid separator, the top of the catholyte storage tank is provided with a catholyte gas-liquid separator, a catholyte flowmeter is arranged between the catholyte circulating pump and the electrolysis host, and an anolyte flowmeter is arranged between the anolyte circulating pump and the electrolysis host.
As a further improvement of the scheme, the hypochlorous acid water generating system is composed of a first ejector, a hypochlorous acid water storage tank, a water inlet floating ball valve, a hypochlorous acid water circulating pump and a hypochlorous acid water discharging pump, wherein the first ejector, the hypochlorous acid water storage tank and the hypochlorous acid water circulating pump form a circulating loop, the bottom of the hypochlorous acid water storage tank is connected with the hypochlorous acid water discharging pump, and the water inlet floating ball valve is arranged inside the hypochlorous acid water storage tank.
As a further improvement of the scheme, the salt dissolving system is composed of a brine storage tank, a brine delivery pump, an air blower, a salt adding port, a water replenishing floating ball valve, a stirrer and a discharge port, wherein the salt adding port is arranged at the top of the brine storage tank, the top of the brine storage tank is connected with the air blower, the stirrer is arranged on the brine storage tank, the brine storage tank is connected with an anode liquid storage tank through the brine delivery pump, and the water replenishing floating ball valve is arranged inside the brine storage tank.
As a further improvement of the above scheme, the sodium hypochlorite generating system is composed of a caustic soda storage tank, a sodium hypochlorite circulating pump, a second ejector, a sodium hypochlorite reactor, a sodium hypochlorite storage tank and a sodium hypochlorite discharging pump, the sodium hypochlorite reactor is connected with the sodium hypochlorite storage tank, the caustic soda storage tank is connected with the sodium hypochlorite circulating pump, and the sodium hypochlorite circulating pump is connected with the sodium hypochlorite reactor through the second ejector.
As a further improvement of the scheme, the electrolysis main machine consists of a rectifier, an electric control system, an anode, a cathode, a cation membrane, a sealing gasket, a fastening screw, an anode chamber and a cathode chamber.
As a further improvement of the scheme, the caustic soda storage tank is connected with the catholyte storage tank, the second ejector is connected with the anode chamber of the electrolysis host, and the bottom of the sodium hypochlorite storage tank is connected with the sodium hypochlorite circulating pump through a pipeline.
As a further improvement of the scheme, the first ejector is connected with the anode chamber of the electrolysis main machine.
The utility model has the beneficial effects that: the high-concentration disinfection water electrolysis generating equipment fully utilizes the cathode product and realizes zero emission. The produced hypochlorous acid solution with the concentration of more than 100ppm and the sodium hypochlorite solution with the concentration of 5-12.5% can be applied to the fields of COD (chemical oxygen demand), ammonia nitrogen, organic pollutants degradation, disinfection, sterilization and the like in water treatment;
the ion membrane electrolysis salt solution is adopted, so that the chlorine serving as the main product of the anode chamber, the caustic soda serving as the main product of the cathode chamber and the water can respectively generate a sodium hypochlorite aqueous solution and a hypochlorous acid aqueous solution with higher concentration, and the defect that a chlorine disinfectant with higher concentration cannot be generated by a diaphragm-free electrolysis method can be overcome.
Drawings
FIG. 1 is a flow chart of a high-concentration sterilized water electrolysis generating device provided by an embodiment of the utility model.
The parts of the drawings are numbered as follows:
the system comprises an electrolysis host 1, an anode liquid storage tank 2, a cathode liquid storage tank 3, an anode liquid circulating pump 4, a cathode liquid circulating pump 5, an anode liquid flow meter 6, a cathode liquid flow meter 7, an anode liquid gas-liquid separator 8, a cathode liquid gas-liquid separator 9, an explosion-proof hydrogen discharge fan 11, a water softener 13 and a water inlet 15;
a hypochlorous acid water generating system 10, a first ejector 101, a hypochlorous acid water storage tank 102, a water inlet float valve 103, a hypochlorous acid water circulating pump 104 and a hypochlorous acid water discharging pump 105;
the salt dissolving system 12, a salt water storage tank 121, a salt water delivery pump 122, a blower 123, a salt adding port 124, a water replenishing ball float valve 125, a stirrer 126 and a discharge port 127;
14-sodium hypochlorite generating system, caustic soda storage tank 141, sodium hypochlorite circulating pump 142, second ejector 143, sodium hypochlorite reactor 144, sodium hypochlorite storage tank 145 and sodium hypochlorite discharge pump 146.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.
Example 1
As shown in fig. 1, the high-concentration sterilized water electrolysis device in this embodiment includes an electrolysis host 1, an anolyte tank 2, a catholyte tank 3, a hypochlorous acid water generation system 10, an explosion-proof hydrogen discharge fan 11, a salt dissolving system 12, and a sodium hypochlorite generation system 14.
Specifically, anolyte storage tank 2 connects with electrolysis host 1 through anolyte circulating pump 4, catholyte storage tank 3 connects with electrolysis host 1 through catholyte circulating pump 5, anolyte storage tank 2 links to each other with dissolved salt system 12, it is provided with water softener 13 to dissolve between salt system 12 and the hypochlorous acid water generation system 10, hypochlorous acid water generation system 10 upper end links to each other with water inlet 15, water inlet 15 links to each other with water softener 13, catholyte storage tank 3 top is connected with explosion-proof hydrogen discharge fan 11, catholyte storage tank 3 still links to each other with sodium hypochlorite generation system 14, electrolysis host 1 comprises rectifier, electrical system, positive pole, negative pole, cationic membrane, sealed pad, fastening screw, anode chamber and cathode chamber.
In this embodiment, 2 tops of anolyte storage tanks are provided with anolyte vapour and liquid separator 8, 3 tops of catholyte storage tanks are provided with catholyte vapour and liquid separator 9, be provided with catholyte flowmeter 7 between catholyte circulating pump 5 and electrolysis host 1, be provided with anolyte flowmeter 6 between anolyte circulating pump 4 and electrolysis host 1.
In this embodiment, hypochlorous acid water generating system 10 comprises first ejector 101, hypochlorous acid water storage tank 102, the ball cock that intakes 103, hypochlorous acid water circulating pump 104 and hypochlorous acid water discharge pump 105, first ejector 101, hypochlorous acid water storage tank 102 and hypochlorous acid water circulating pump 104 form the circulation circuit, hypochlorous acid water storage tank 102 bottom links to each other with hypochlorous acid water discharge pump 105, intake ball cock 103 arranges the inside of hypochlorous acid water storage tank 102 in, first ejector 101 links to each other with the anode chamber of electrolysis host 1, can be according to the target demand, produces the hypochlorous acid water of different concentrations, can be used for spraying fields such as disinfection, deodorization, drinking water disinfection with hypochlorous acid water to the environment, and application range is extensive, and convenient to popularize and apply.
In this embodiment, the salt dissolving system 12 comprises a brine storage tank 121, a brine delivery pump 122, a blower 123, a salt adding port 124, a water replenishing ball float valve 125, a stirrer 126 and a discharge port 127, wherein the salt adding port 124 is disposed at the top of the brine storage tank 121, the top of the brine storage tank 121 is connected to the blower 123, the stirrer 126 is disposed on the brine storage tank 121, the brine storage tank 121 is connected to the anolyte storage tank 2 through the brine delivery pump 122, and the water replenishing ball float valve 125 is disposed inside the brine storage tank 121 to fully dissolve salt and remove chlorine gas, so that the brine raw material is continuously supplied.
Further, an exhaust port is arranged on the explosion-proof hydrogen exhaust fan 11, so that a hydrogen byproduct in the electrolytic reaction is forcibly diluted and exhausted, and the safety is ensured.
In this embodiment, sodium hypochlorite generating system 14 comprises caustic soda storage tank 141, sodium hypochlorite circulating pump 142, second ejector 143, sodium hypochlorite reactor 144, sodium hypochlorite storage tank 145 and sodium hypochlorite ejection of compact pump 146, sodium hypochlorite reactor 144 links to each other with sodium hypochlorite storage tank 145, caustic soda storage tank 141 links to each other with sodium hypochlorite circulating pump 142, sodium hypochlorite circulating pump 142 passes through second ejector 143 and links to each other with sodium hypochlorite reactor 144, caustic soda storage tank 141 links to each other with catholyte storage tank 3, second ejector 143 links to each other with the anode chamber of electrolysis host 1, sodium hypochlorite storage tank 145 bottom links to each other with sodium hypochlorite circulating pump 142 through the pipeline.
Further, the anode chamber, the anode liquid gas-liquid separator 8 and the dissolved salt system 12 in the anolyte storage tank 2, the anolyte circulating pump 4, the anolyte flow meter 6 and the electrolysis host 1 are sequentially connected in series to form a circulating system, the catholyte storage tank 3, the catholyte circulating pump 5, the catholyte flow meter 7 and the catholyte gas-liquid separator 9 are sequentially connected in series to form a circulating system, and the system is modularly designed and convenient to maintain.
Further, hypochlorous acid water generating system 10 is by first ejector 101 extraction electrolysis host 1 in the chlorine that the anode room generated react with water and generate hypochlorous acid, reaction product sodium hydroxide overflows to caustic soda storage tank 141 in the electrolysis host 1, then with second ejector 143 extraction electrolysis host 1 in the chlorine that the anode room generated react and generate sodium hypochlorite, let the reaction go on constantly through sodium hypochlorite circulating pump 142, until generating the final product sodium hypochlorite of required concentration, discharge from sodium hypochlorite discharge pump 146 and store for use, electrolytic reaction's cathode product and anode product all can generate disinfectant, and be applied to fields such as disinfection, water treatment, realize the zero release.
The external water source is conveyed to the water softener 13 through a pipeline to be treated to obtain softened water, the water softener 13 conveys the softened water to the brine storage tank 121 through management, salt is added to form saturated salt water, the saturated salt water reacts with chlorine generated by an anode chamber in the electrolysis host 1 to generate hypochlorous acid solution, the reaction is continuously carried out through the hypochlorous acid water circulating pump 104 until final product hypochlorous acid water with required concentration is generated, and the hypochlorous acid water is discharged from the hypochlorous acid water discharging pump 105 and stored for later use.
In conclusion, the high-concentration sterilized water electrolysis generating equipment in the embodiment makes full use of the cathode product and the anode product, and realizes zero emission. The produced sodium hypochlorite solution with the concentration of 5-12.5% and the hypochlorous acid solution with the concentration of more than 100ppm can be applied to the fields of COD (chemical oxygen demand), ammonia nitrogen, organic pollutants degradation, disinfection, sterilization and the like in water treatment;
the ion membrane electrolysis salt solution is adopted, so that the chlorine serving as the main product of the anode chamber, the caustic soda serving as the main product of the cathode chamber and the water can respectively generate a sodium hypochlorite aqueous solution and a hypochlorous acid aqueous solution with higher concentration, and the defect that a chlorine disinfectant with higher concentration cannot be generated by a diaphragm-free electrolysis method can be overcome.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
The above-described embodiments are not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides a high concentration disinfection water electrolysis generating equipment, includes electrolysis host computer (1), anolyte storage tank (2), catholyte storage tank (3), hypochlorous acid water generating system (10), explosion-proof exhaust hydrogen fan (11), salt dissolving system (12) and sodium hypochlorite generating system (14), its characterized in that: anolyte storage tank (2) connect mutually with electrolysis host computer (1) through anolyte circulating pump (4), catholyte storage tank (3) connect mutually with electrolysis host computer (1) through catholyte circulating pump (5), anolyte storage tank (2) link to each other with dissolving salt system (12), it is provided with water softener (13) to dissolve between salt system (12) and hypochlorous acid water generating system (10), hypochlorous acid water generating system (10) upper end links to each other with water inlet (15), water inlet (15) link to each other with water softener (13), catholyte storage tank (3) top is connected with explosion-proof hydrogen blower (11) of arranging, catholyte storage tank (3) still link to each other with sodium hypochlorite generating system (14).
2. A high concentration disinfected water electrolysis apparatus according to claim 1 wherein: anolyte storage tank (2) top is provided with anolyte vapour and liquid separator (8), catholyte storage tank (3) top is provided with catholyte vapour and liquid separator (9), be provided with catholyte flowmeter (7) between catholyte circulating pump (5) and electrolysis host computer (1), be provided with anolyte flowmeter (6) between anolyte circulating pump (4) and electrolysis host computer (1).
3. A high concentration disinfected water electrolysis apparatus according to claim 1 wherein: the hypochlorous acid water generating system (10) is composed of a first ejector (101), a hypochlorous acid water storage tank (102), a water inlet floating ball valve (103), a hypochlorous acid water circulating pump (104) and a hypochlorous acid water discharging pump (105), wherein the first ejector (101), the hypochlorous acid water storage tank (102) and the hypochlorous acid water circulating pump (104) form a circulating loop, the bottom of the hypochlorous acid water storage tank (102) is connected with the hypochlorous acid water discharging pump (105), and the water inlet floating ball valve (103) is arranged inside the hypochlorous acid water storage tank (102).
4. A high concentration disinfected water electrolysis apparatus according to claim 1 wherein: the salt dissolving system (12) is composed of a brine storage tank (121), a brine delivery pump (122), an air blower (123), a salt adding port (124), a water replenishing ball float valve (125), a stirrer (126) and a discharge port (127), wherein the salt adding port (124) is arranged at the top of the brine storage tank (121), the top of the brine storage tank (121) is connected with the air blower (123), the stirrer (126) is arranged on the brine storage tank (121), the brine storage tank (121) is connected with the anolyte storage tank (2) through the brine delivery pump (122), and the water replenishing ball float valve (125) is arranged inside the brine storage tank (121).
5. A high concentration disinfected water electrolysis apparatus according to claim 1 wherein: sodium hypochlorite generating system (14) comprises caustic soda storage tank (141), sodium hypochlorite circulating pump (142), second ejector (143), sodium hypochlorite reactor (144), sodium hypochlorite storage tank (145) and sodium hypochlorite discharge pump (146), sodium hypochlorite reactor (144) links to each other with sodium hypochlorite storage tank (145), caustic soda storage tank (141) links to each other with sodium hypochlorite circulating pump (142), sodium hypochlorite circulating pump (142) link to each other with sodium hypochlorite reactor (144) through second ejector (143).
6. A high concentration disinfected water electrolysis apparatus according to claim 1 wherein: the electrolysis host (1) consists of a rectifier, an electric control system, an anode, a cathode, a cation membrane, a sealing gasket, a fastening screw, an anode chamber and a cathode chamber.
7. A high concentration disinfected water electrolysis apparatus according to claim 5 wherein: the caustic soda storage tank (141) is connected with the catholyte storage tank (3), the second ejector (143) is connected with the anode chamber of the electrolysis host (1), and the bottom of the sodium hypochlorite storage tank (145) is connected with the sodium hypochlorite circulating pump (142) through a pipeline.
8. A high concentration disinfected water electrolysis apparatus according to claim 3 wherein: the first ejector (101) is connected with the anode chamber of the electrolysis host (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121809371.6U CN215828879U (en) | 2021-08-04 | 2021-08-04 | High-concentration disinfection water electrolysis generating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121809371.6U CN215828879U (en) | 2021-08-04 | 2021-08-04 | High-concentration disinfection water electrolysis generating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215828879U true CN215828879U (en) | 2022-02-15 |
Family
ID=80193824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121809371.6U Active CN215828879U (en) | 2021-08-04 | 2021-08-04 | High-concentration disinfection water electrolysis generating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215828879U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115367935A (en) * | 2022-09-30 | 2022-11-22 | 常州本合智能科技有限公司 | Integrated water body disinfection system and process |
| CN116693036A (en) * | 2023-08-07 | 2023-09-05 | 广州新奥环境技术有限公司 | Device for water treatment and disinfection and water treatment method thereof |
-
2021
- 2021-08-04 CN CN202121809371.6U patent/CN215828879U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115367935A (en) * | 2022-09-30 | 2022-11-22 | 常州本合智能科技有限公司 | Integrated water body disinfection system and process |
| CN115367935B (en) * | 2022-09-30 | 2024-01-19 | 常州本合智能科技有限公司 | Integrated disinfection system and process for water body |
| CN116693036A (en) * | 2023-08-07 | 2023-09-05 | 广州新奥环境技术有限公司 | Device for water treatment and disinfection and water treatment method thereof |
| CN116693036B (en) * | 2023-08-07 | 2023-10-24 | 广州新奥环境技术有限公司 | Device for water treatment and disinfection and water treatment method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101079470B1 (en) | Sodium hypochlorite generator | |
| CN215828879U (en) | High-concentration disinfection water electrolysis generating equipment | |
| KR101118795B1 (en) | High efficient sodium hypochlorite generator for decreasing by-product | |
| WO2017030153A1 (en) | Electrolysis apparatus and electrolysis method | |
| JPS58224189A (en) | Chlorine gas generator and method | |
| KR101216227B1 (en) | Apparatus and method for manufacturing of hypochlorous acid sloution | |
| CN107604377A (en) | A kind of device for production water supply javelle water | |
| US20010022273A1 (en) | Electrochemical treatment of water and aqueous salt solutions | |
| EP0826794A1 (en) | Apparatus for producing hypochlorite | |
| CN105603452A (en) | Novel efficient sodium hypochlorite generator | |
| CN102465311A (en) | Preparing system and method of sodium hypochlorite | |
| KR101835629B1 (en) | Apparatus for manufacturing NaOCl based on process flexibility | |
| CN201901710U (en) | System for preparing sodium hypochlorite | |
| JP4394941B2 (en) | Electrolytic ozonizer | |
| CN205223365U (en) | Be fit for various sterile portable electrolysis salt hypochlorite generator in disaster area | |
| CN110042417A (en) | A kind of method and device of electrolytic seawater production javelle water | |
| KR100445756B1 (en) | Chlorine dioxide generator using electrolysis and method the same | |
| RU160773U1 (en) | INSTALLATION FOR INTEGRATED PRODUCTION OF CHLORINE-CONTAINING REAGENTS AND SODIUM FERRATE | |
| KR20200001254A (en) | Sodium Hypochlorite generation device for removing Bromide ion | |
| US10239772B2 (en) | Recycling loop method for preparation of high concentration ozone | |
| CN205258621U (en) | Novel high -efficient hypochlorite generator | |
| KR100953180B1 (en) | Device for producing pure hocl | |
| CN213203226U (en) | Ion membrane electrolysis method hypochlorous acid disinfectant takes place processing system | |
| KR20130066084A (en) | Gas-liguide separator for electrolytic sterilizer generation system | |
| KR101130073B1 (en) | A Equipment of Weak Acidic Water Solution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213251 No. 18-2, Zhixi Avenue, industrial concentration zone, Zhixi Town, Jintan District, Changzhou City, Jiangsu Province Patentee after: Changzhou Benhe Intelligent Technology Co.,Ltd. Address before: 213251 No. 18-2, Zhixi Avenue, industrial concentration zone, Zhixi Town, Jintan District, Changzhou City, Jiangsu Province Patentee before: Benhe electromechanical (Changzhou) Co.,Ltd. |