CN210163181U - Two-way alternating water purification machine membrane filtration system - Google Patents
Two-way alternating water purification machine membrane filtration system Download PDFInfo
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- CN210163181U CN210163181U CN201920317332.0U CN201920317332U CN210163181U CN 210163181 U CN210163181 U CN 210163181U CN 201920317332 U CN201920317332 U CN 201920317332U CN 210163181 U CN210163181 U CN 210163181U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 165
- 238000005374 membrane filtration Methods 0.000 title claims abstract description 117
- 238000000746 purification Methods 0.000 title claims abstract description 15
- 239000012528 membrane Substances 0.000 claims abstract description 129
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 35
- 239000008399 tap water Substances 0.000 claims abstract description 35
- 235000020679 tap water Nutrition 0.000 claims abstract description 35
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000001728 nano-filtration Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model discloses a two-way alternating type water purification machine membrane filtration system, which is provided with a membrane filtration membrane group, wherein the membrane filtration membrane group is connected with a first pipeline and a second pipeline, the pure water outlet side of the membrane filtration membrane group is connected with a third pipeline for discharging pure water, the first pipeline is provided with a tap water inlet pipe and a concentrated water outlet pipe, the second pipeline is provided with a tap water inlet pipe and a concentrated water outlet pipe, and the first pipeline and the second pipeline realize the alternating operation of a first state and a second state at the two ends of the membrane filtration membrane group; in the first state, tap water enters the membrane filtration membrane group from the first pipeline, and concentrated water treated by the membrane filtration membrane group is discharged from the second pipeline; in the second state, tap water enters the membrane filtration membrane group from the second pipeline, and concentrated water treated by the membrane filtration membrane group is discharged through the first pipeline; the reverse osmosis membrane can not contact concentrated water at the same place all the time, so that the risk of scaling of the membrane element is greatly reduced, and the service life of the whole system is prolonged.
Description
Technical Field
The utility model relates to a domestic water purification technical field, in particular to two-way alternating water purification machine membrane filtration system.
Background
Along with the development of economy in China, the pollution of water resources is more and more serious, the water quality of municipal tap water cannot meet the requirements of people, and more people choose to buy the water purifier to ensure the safety of drinking water.
At present, the widely used water purification technology is reverse osmosis membrane technology, but in some places with poor water quality, the concentration of concentrated water of a reverse osmosis system is higher, and the risk of scaling of the reverse osmosis system is very high, so that the service life of reverse osmosis membranes in the places is shorter.
Therefore, it is necessary to provide a membrane filtration system for a bi-directional alternating water purifier in order to overcome the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a membrane filtration system of a bidirectional alternating water purifier, which can ensure the stability of the water quality of produced water in a reverse osmosis water purifier.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a membrane filtration system of a bidirectional alternating type water purifier is provided with a membrane filtration membrane group, the membrane filtration membrane group is connected with a first pipeline and a second pipeline, the pure water outlet side of the membrane filtration membrane group is connected with a third pipeline for discharging pure water, the first pipeline is provided with a tap water inlet pipe and a concentrated water outlet pipe, the second pipeline is provided with a tap water inlet pipe and a concentrated water outlet pipe, and the first pipeline and the second pipeline realize that the first state and the second state of two ends of the membrane filtration membrane group alternately run;
in the first state, tap water enters the membrane filtration membrane group from the first pipeline, and concentrated water treated by the membrane filtration membrane group is discharged from the second pipeline; in the second state, tap water enters the membrane filtration membrane group from the second pipeline, and concentrated water treated by the membrane filtration membrane group is discharged through the first pipeline.
In order to further realize the utility model, the first pipeline is provided with a first three-way valve, a first port of the first three-way valve is communicated with a tap water pipe, a second port of the first three-way valve is communicated with a membrane filtration membrane group, and a third port of the first three-way valve is communicated with a concentrated water outlet pipe;
the second pipeline is provided with a second three-way valve, a first port of the second three-way valve is communicated with a tap water pipe, a second port of the second three-way valve is communicated with the membrane filtration membrane group, and a third port of the second three-way valve is communicated with a concentrated water outlet pipe.
In order to further realize the utility model discloses, the running water gets into membrane filtration membrane group by first pipeline, the dense water that produces after membrane filtration membrane group handles is discharged by the second pipeline, the first port and the second port of first three-way valve are opened, the third port of first three-way valve is closed, the second port and the third port of second three-way valve are opened, the first port of second three-way valve is closed, the running water flows into membrane filtration membrane group from the first port and the second port of first three-way valve and carries out reverse osmosis, the pure water of output is discharged by the third pipeline, dense water flows to dense water outlet pipe by the second port and the third port of second three-way valve and discharges.
In order to further realize the utility model discloses, the running water gets into membrane filtration membrane group by the second pipeline, and the dense water that produces after membrane filtration membrane group handles is discharged by first pipeline, and the second port and the third port of first three-way valve are opened, and the first port of first three-way valve is closed, and the first port and the second port of second three-way valve are opened, and the third port of second three-way valve is closed, and the running water flows in reverse osmosis membrane from the first port and the second port of second three-way valve. The set carries out reverse osmosis, the pure water of output is discharged by the third pipeline, and dense water flows out to dense water outlet pipe by the second port of first three-way valve and third port and discharges.
In order to further realize the utility model discloses, first pipeline is provided with two-way valves, is first two-way valve and second two-way valve respectively, the second pipeline is provided with two three-way valves, is third two-way valve and fourth two-way valve respectively.
In order to further realize the utility model discloses, membrane filtration membrane group is through first two-way valve and running water pipe intercommunication, membrane filtration membrane group is through second two-way valve and dense water outlet pipe intercommunication, membrane filtration membrane group is through third two-way valve and running water pipe intercommunication, membrane filtration membrane group is through fourth two-way valve and dense water outlet pipe intercommunication.
In order to further realize the utility model discloses, the running water gets into membrane filtration membrane group by first pipeline, and the dense water that produces after membrane filtration membrane group handles is discharged by the second pipeline, opens first two-way valve and fourth two-way valve, closes second two-way valve and third two-way valve, and the running water gets into membrane filtration membrane group from first two-way valve and carries out the reverse osmosis, and the pure water of output is discharged by the third pipeline, and dense water flows to dense water outlet pipe discharge by fourth two-way valve.
In order to further realize the utility model discloses, the running water gets into membrane filtration membrane group by the second pipeline, and the dense water that produces after membrane filtration membrane group handles is discharged by first pipeline, opens second two-way valve and third two-way valve, closes first two-way valve and fourth two-way valve, and the running water gets into membrane filtration membrane group from the third two-way valve and carries out the reverse osmosis, and the pure water of output is discharged by the third pipeline, and dense water flows to dense water outlet pipe by the second two-way valve and discharges.
In order to further realize the utility model, the membrane filtration membrane group is a reverse osmosis membrane group or a nanofiltration membrane group.
In order to further realize the utility model discloses, first pipeline and second pipeline realize that membrane filtration membrane group both ends first state, second state operating duration in turn are for being less than or equal to one day.
Advantageous effects
The utility model discloses can realize that membrane filtration membrane group both ends all are the commentaries on classics state of running water and dense water alternate operation, reverse osmosis membrane just can not contact dense water in same place always, so the risk greatly reduced of membrane element scale deposit to entire system's life-span has been improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 1 and 2 include:
a membrane filtration membrane group 1;
a first three-way valve 11;
a second three-way valve 12;
a first two-way valve 13;
a second two-way valve 14;
a third two-way valve 15;
a fourth two-way valve 16;
a waste water proportioner 2.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and only schematically illustrate the basic structure of the invention.
Example 1
As shown in fig. 1, the utility model provides a two-way alternating type water purification machine membrane filtration system, be provided with membrane filtration membrane group 1, membrane filtration membrane group 1 is connected with first pipeline and second pipeline, the pure water play water side of membrane filtration membrane group 1 is connected with the third pipeline that is used for the pure water to discharge, first pipeline is provided with running water inlet tube and dense water outlet pipe, the second pipeline is provided with running water inlet tube and dense water outlet pipe, first pipeline and second pipeline can realize that membrane filtration membrane group both ends first state, second state alternate operation;
in the first state, tap water enters the membrane filtration membrane group from the first pipeline, and concentrated water treated by the membrane filtration membrane group is discharged from the second pipeline; and in the second state, tap water enters the membrane filtration membrane group from the second pipeline, concentrated water treated by the membrane filtration membrane group is discharged through the first pipeline, the first pipeline and the second pipeline realize that the alternate running time of the first state and the second state at the two ends of the membrane filtration membrane group is less than or equal to one day, and the system is preferably switched when being started every time.
The membrane filtration membrane group is a reverse osmosis membrane group or a nanofiltration membrane group, in the embodiment, the membrane filtration membrane group is the reverse osmosis membrane group, the reverse osmosis membrane group is at least provided with one reverse osmosis membrane, the reverse osmosis membrane is an artificial semipermeable membrane which is made of a simulated biological semipermeable membrane and has certain characteristics, specifically, the reverse osmosis membrane is made of cellulose acetate or aromatic polyamide, and the pore size of the permeable membrane is 0.0001-0.001 mu m.
It should be noted that the number of reverse osmosis membranes constituting the membrane filtration membrane module 1 is not limited to one in the present embodiment, and may be provided in plural, such as two, three, five, ten, thirty, and so on. The installation method of the reverse osmosis membrane is common knowledge in the field and is not described in detail herein.
The first pipeline is provided with first three-way valve 11, first port 111 and the running water pipe intercommunication of first three-way valve 11, second port 112 and the membrane filtration membrane group intercommunication of first three-way valve 11, third port 113 mouth and the dense water outlet pipe intercommunication of first three-way valve 11, the second pipeline is provided with and is connected with second three-way valve 12, first port 121 and the running water pipe intercommunication of second three-way valve 12, second port 122 and the membrane filtration membrane group 1 intercommunication of second three-way valve 12, third port 123 and the dense water outlet pipe intercommunication of second three-way valve 12.
Running water enters the membrane filtration membrane group 1 from the first pipeline, concentrated water generated after the treatment of the membrane filtration membrane group 1 is discharged from the second pipeline, the first port 111 and the second port 112 of the first three-way valve 11 are opened, at the moment, the third port 113 of the first three-way valve 11 is closed, the second port 122 and the third port 123 of the second three-way valve 12 are opened, the first port 121 of the second three-way valve 12 is closed, the running water flows into the membrane filtration membrane group 1 from the first port 111 and the second port 112 of the first three-way valve 11 for reverse osmosis, the produced pure water is discharged from the third pipeline, and the concentrated water flows out to a concentrated water outlet pipe from the second port 122 and the third port 123 of the second three-way valve 12 for discharge.
Running water enters the membrane filtration membrane group through the second pipeline, concentrated water generated after the membrane filtration membrane group is treated is discharged through the first pipeline, the second port 112 and the third port 113 of the first three-way valve 11 are opened, the first port 111 of the first three-way valve 11 is closed, the first port 121 and the second port 122 of the second three-way valve 12 are opened, the third port 123 of the second three-way valve 12 is closed, the running water flows into the membrane filtration membrane group 1 from the first port 121 and the second port 122 of the second three-way valve 12 for reverse osmosis, the produced pure water is discharged through the third pipeline, and the concentrated water flows out to a concentrated water outlet pipe through the second port 122 and the third port 123 of the first three-way valve 11 and is discharged.
The concentrated water outlet pipe is provided with a waste water proportioner 2 for adjusting the waste water rate of the water purifier and adjusting the water quality according to the actual condition.
The utility model realizes the switching between tap water and concentrated water through two three-way valves, when in operation, tap water can flow into the membrane filtration membrane group 1 from the first port 111 and the second port 112 of the first three-way valve 11 for reverse osmosis, the produced pure water is discharged from the third pipeline, the concentrated water flows out from the second port 122 and the third port 123 of the second three-way valve 12 to the concentrated water outlet pipe for discharge, when in next operation after shutdown, the tap water flows into the reverse osmosis module 1 for reverse osmosis from the first port 121 and the second port 122 of the second three-way valve 12, the produced pure water is discharged from the third pipeline, the concentrated water flows out from the second port 112 and the third port 113 of the first three-way valve 11 to the concentrated water outlet pipe for discharge, thus, the switching state of the alternate operation of tap water and the concentrated water at the two ends of the membrane filtration membrane group 1 can be realized, the reverse osmosis membrane can not always contact the concentrated water at the same place, so the risk of scaling membrane element is, thereby improving the life of the entire system.
Example 2
As shown in fig. 2, the utility model provides a two-way alternating formula water purification machine membrane filtration system, other characteristics are the same with embodiment 1, the difference is, this embodiment realizes 1 both ends running water of membrane filtration membrane group and dense water alternate operation through four two-way valves, it is specific, first pipeline is provided with two-way valves, be first two-way valve 13 and second two-way valve 14 respectively, the second pipeline is provided with two three-way valves, be third two-way valve 15 and fourth two-way valve 16 respectively, membrane filtration membrane group 1 is through first two-way valve 13 and running water pipe intercommunication, membrane filtration membrane group 1 is through second two-way valve 14 and dense water outlet pipe intercommunication, membrane filtration membrane group 1 is through third two-way valve 15 and running water pipe intercommunication, membrane filtration membrane group 1 is through fourth two-way valve 16 and dense water outlet pipe intercommunication.
When the first pipeline is used for water inflow of tap water, the second pipeline is used for water outflow of concentrated water, the first two-way valve 13 and the fourth two-way valve 16 are opened, the second two-way valve 14 and the third two-way valve 15 are closed, tap water enters the membrane filtration membrane group 1 from the first two-way valve 13 for reverse osmosis, produced pure water is discharged from the third pipeline, and the concentrated water flows out to a concentrated water outlet pipe from the fourth two-way valve 16 for discharge.
When the first pipeline is used for discharging concentrated water, the second pipeline is used for feeding tap water, the second two-way valve 14 and the third two-way valve 15 are opened, the first two-way valve 13 and the fourth two-way valve 16 are closed, tap water enters the membrane filtration membrane group 1 from the third two-way valve 15 for reverse osmosis, produced pure water is discharged from the third pipeline, and concentrated water flows to a concentrated water outlet pipe from the second two-way valve 15 to be discharged.
The utility model discloses a switching of running water and dense water is realized to four two-way valves, when moving, the running water gets into the membrane filtration membrane group from first two-way valve and carries out the reverse osmosis, the pure water of output is discharged by the third pipeline, dense water flows to dense water outlet pipe discharge by the fourth two-way valve, when moving next time after shutting down, the running water gets into the membrane filtration membrane group from the third two-way valve and carries out the reverse osmosis, the pure water of output is discharged by the third pipeline, dense water flows to dense water outlet pipe discharge by the second two-way valve, just so can realize that membrane filtration membrane group both ends all are running water and dense water alternate operation's commentaries on classics attitude, reverse osmosis membrane just can not always contact dense water in same place, so the risk greatly reduced of membrane element scale deposit, thereby whole system's life-span has been improved.
Example 3
The utility model provides a two-way alternating water purification machine membrane filtration system, other characteristics are the same with embodiment 1, and the difference is, in this embodiment, membrane filtration membrane group is for receiving the filter membrane group, receives the filter membrane group to be provided with one, needs to explain that, the quantity of receiving the filter membrane that constitutes filter membrane filter core 1 does not confine to one in this embodiment, also can set up to many, like two, three, five, ten, thirty etc.. The installation method of the nanofiltration membrane is common knowledge in the art and will not be described herein.
The above is only the preferred embodiment of the present invention, the present invention is not limited to the above embodiment, there may be local minor structural modification in the implementation process, if it is right that various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, and belong to the claims and the equivalent technical scope of the present invention, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. A membrane filtration system of a bidirectional alternating type water purifier is provided with a membrane filtration membrane group, the membrane filtration membrane group is connected with a first pipeline and a second pipeline, and the pure water outlet side of the membrane filtration membrane group is connected with a third pipeline for discharging pure water;
in the first state, tap water enters the membrane filtration membrane group from the first pipeline, and concentrated water treated by the membrane filtration membrane group is discharged from the second pipeline; in the second state, tap water enters the membrane filtration membrane group from the second pipeline, and concentrated water treated by the membrane filtration membrane group is discharged through the first pipeline.
2. The membrane filtration system of a bi-directional alternating type water purification machine according to claim 1, wherein the first pipeline is provided with a first three-way valve, a first port of the first three-way valve is communicated with a tap water pipe, a second port of the first three-way valve is communicated with the membrane filtration membrane group, and a third port of the first three-way valve is communicated with a concentrated water outlet pipe;
the second pipeline is provided with a second three-way valve, a first port of the second three-way valve is communicated with a tap water pipe, a second port of the second three-way valve is communicated with the membrane filtration membrane group, and a third port of the second three-way valve is communicated with a concentrated water outlet pipe.
3. The membrane filtration system of a bi-directional alternating type water purification machine as claimed in claim 2, wherein tap water enters the membrane filtration membrane module from the first pipeline, concentrated water generated after treatment of the membrane filtration membrane module is discharged from the second pipeline, the first port and the second port of the first three-way valve are opened, the third port of the first three-way valve is closed, the second port and the third port of the second three-way valve are opened, the first port of the second three-way valve is closed, tap water flows into the membrane filtration membrane module from the first port and the second port of the first three-way valve for reverse osmosis, produced pure water is discharged from the third pipeline, and concentrated water flows out from the second port and the third port of the second three-way valve to the concentrated water outlet pipe for discharge.
4. The membrane filtration system of a bi-directional alternating type water purification machine as claimed in claim 2, wherein tap water enters the membrane filtration membrane module through the second pipeline, concentrated water generated after treatment of the membrane filtration membrane module is discharged through the first pipeline, the second port and the third port of the first three-way valve are opened, the first port of the first three-way valve is closed, the first port and the second port of the second three-way valve are opened, the third port of the second three-way valve is closed, tap water flows into the membrane filtration membrane module from the first port and the second port of the second three-way valve for filtration, produced pure water is discharged through the third pipeline, and concentrated water flows out of the second port and the third port of the first three-way valve to the concentrated water outlet pipe for discharge.
5. The membrane filtration system of a bi-directional alternating water purification machine as claimed in claim 1, wherein the first pipeline is provided with two-way valves, a first two-way valve and a second two-way valve, respectively, and the second pipeline is provided with two three-way valves, a third two-way valve and a fourth two-way valve, respectively.
6. The membrane filtration system of the bidirectional alternating type water purification machine as claimed in claim 5, wherein the membrane filtration membrane set is communicated with the tap water pipe through a first two-way valve, the membrane filtration membrane set is communicated with the concentrated water outlet pipe through a second two-way valve, the membrane filtration membrane set is communicated with the tap water pipe through a third two-way valve, and the membrane filtration membrane set is communicated with the concentrated water outlet pipe through a fourth two-way valve.
7. The membrane filtration system of a bidirectional alternating water purifier as claimed in claim 6, wherein tap water enters the membrane filtration membrane module from the first pipeline, concentrated water generated after the membrane filtration membrane module treatment is discharged from the second pipeline, the first two-way valve and the fourth two-way valve are opened, the second two-way valve and the third two-way valve are closed, tap water enters the membrane filtration membrane module from the first two-way valve for reverse osmosis, the produced pure water is discharged from the third pipeline, and the concentrated water flows out from the fourth two-way valve to the concentrated water outlet pipe for discharge.
8. The membrane filtration system of a bidirectional alternating water purifier as claimed in claim 6, wherein tap water enters the membrane filtration membrane module through the second pipeline, concentrated water generated after the treatment of the membrane filtration membrane module is discharged through the first pipeline, the second two-way valve and the third two-way valve are opened, the first two-way valve and the fourth two-way valve are closed, tap water enters the membrane filtration membrane module through the third two-way valve for filtration, the produced pure water is discharged through the third pipeline, and the concentrated water flows out through the second two-way valve to the concentrated water outlet pipe for discharge.
9. The membrane filtration system of claim 1, wherein the membrane filtration membrane module is a reverse osmosis membrane module or a nanofiltration membrane module.
10. The membrane filtration system of a bi-directional alternating type water purification machine of claim 1, wherein the first pipeline and the second pipeline realize the alternating operation time of the first state and the second state at the two ends of the membrane filtration membrane group being less than or equal to one day.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920317332.0U CN210163181U (en) | 2019-03-13 | 2019-03-13 | Two-way alternating water purification machine membrane filtration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920317332.0U CN210163181U (en) | 2019-03-13 | 2019-03-13 | Two-way alternating water purification machine membrane filtration system |
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| CN210163181U true CN210163181U (en) | 2020-03-20 |
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| CN201920317332.0U Expired - Fee Related CN210163181U (en) | 2019-03-13 | 2019-03-13 | Two-way alternating water purification machine membrane filtration system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879371A (en) * | 2019-03-13 | 2019-06-14 | 佛山市云米电器科技有限公司 | A kind of two way alternate formula water purification machine membrane filtration system |
-
2019
- 2019-03-13 CN CN201920317332.0U patent/CN210163181U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879371A (en) * | 2019-03-13 | 2019-06-14 | 佛山市云米电器科技有限公司 | A kind of two way alternate formula water purification machine membrane filtration system |
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Effective date of registration: 20211015 Address after: 528300 No. 2, North Xinxi 4th Road, Xiashi village, Lunjiao street, Shunde District, Foshan City, Guangdong Province (No. 1-6, north of the first floor of office building, block a, Shengda Industrial Park) Patentee after: Guangdong Chestnut Technology Co.,Ltd. Address before: 528300 Nepheline Village Committee, Lunjiao Sub-district Office, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN VIOMI ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: Chen Xiaoping |
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