CN107061731B - The pressure pot of RO water purifiers - Google Patents
The pressure pot of RO water purifiers Download PDFInfo
- Publication number
- CN107061731B CN107061731B CN201710107348.4A CN201710107348A CN107061731B CN 107061731 B CN107061731 B CN 107061731B CN 201710107348 A CN201710107348 A CN 201710107348A CN 107061731 B CN107061731 B CN 107061731B
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- pressure
- piston
- ball valve
- valve core
- permanent
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J12/00—Pressure vessels in general
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0066—Hydraulic or pneumatic means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cookers (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention belongs to household water filter fields, more particularly to the water storage pressure barrel in a kind of RO water purifiers.A kind of pressure pot of RO water purifiers, including pressure pot ontology, pressure pot ontology top open up inlet and outlet, and the import and export is additionally provided with the pressure limiting valve for preventing overvoltage；Pressure limiting valve includes valve seat, ball valve core and the piston component for driving ball valve core to rotate；Piston component includes permanent magnetic piston, the valve rod for driving ball valve core to rotate and permanent magnetism pressure ring；Valve rod one end is fixedly connected with ball valve core, and the valve rod other end and the permanent magnetic piston rotatable engagement, permanent magnetism pressure ring are sleeved on outside valve rod；Permanent magnetic piston and permanent magnetism pressure ring position are corresponding and magnetic grade is repelled each other；Permanent magnetic piston is seal-installed in piston component installation cavity and pressure input face is towards bypass channel output end.The pressure pot of the present invention, when the water in pressure pot, which is filled it up with, generates water injection pressure, pressure limiting valve closes water inlet, continues to increase to limit pressure in bucket, prevents pressure pot from bursting.
Description
Technical field
The invention belongs to household water filter fields, more particularly to the water storage pressure barrel in a kind of RO water purifiers.
Background technology
Pressure pot is mainly used for water storage in household RO water purifiers, and it is larger generally to bear pressure.With the fierceness of competition, pressure
The price of bucket declines, and plastic barrel constantly substitutes steel drum.In existing market, plastic pressure bucket is in order to cost-effective, plastic wall
The ratio of manufacture is relatively thin.Because of the influence of manufacturing process, along with after excess load water storage, plastic pressure bucket can gradually expand, often
Nian Douhui, which has plastic pressure bucket to be difficult to pressure-bearing, to be caused to explode, and danger is caused to kitchen in family, but also producer causes huge reparation
Loss.
However, the competitive pressure faced, many producers are also powerless again to thicken bucket wall, reduces profit.Therefore, material is being saved
In the case of, but can guarantee pressure pot will not overpressure be futuristic design an outlet.
Invention content
The goal of the invention of the present invention is to provide a kind of RO water purifiers to solve the problems, such as that existing pressure pot safety is poor
Pressure pot, when the water in pressure pot, which is filled it up with, generates water injection pressure, pressure limiting valve closes water inlet, continues to limit pressure in bucket
Increase, prevents pressure pot from bursting；When water filling external pressure is shed, automatically opening becomes normally opened.
In order to achieve the above-mentioned object of the invention, present invention employs following technical schemes：
A kind of pressure pot of RO water purifiers, including pressure pot ontology, pressure pot ontology top open up one and enter for water
Inlet and outlet in bucket, the import and export are additionally provided with the pressure limiting valve for preventing overvoltage；Pressure limiting valve includes valve seat, ball valve core and is used for
Drive the piston component of ball valve core rotation；Valve seat is equipped with the first disengaging aquaporin, the second disengaging aquaporin and bypass channel,
Valve seat between first disengaging aquaporin and the second disengaging aquaporin is equipped with ball valve core installation cavity；Bypass channel output end
Piston component installation cavity is equipped in valve seat, ball valve core is located in ball valve core installation cavity, described in the connection of ball valve core input terminal
Piston component, ball valve core output end are located between the first disengaging aquaporin and the second disengaging aquaporin；Piston component includes forever
Magnetic piston, the valve rod for driving ball valve core to rotate and permanent magnetism pressure ring；Permanent magnetic piston includes pressure input face and output face；Valve
Bar one end is fixedly connected with ball valve core, and the valve rod other end and the permanent magnetic piston rotatable engagement, permanent magnetism pressure ring are sleeved on outside valve rod；Forever
Magnetic piston and permanent magnetism pressure ring position are corresponding and magnetic grade is repelled each other；Permanent magnetic piston is seal-installed in piston component installation cavity and pressure is defeated
Enter facing towards bypass channel output end.
Preferably, the permanent magnetic piston output face is fixedly arranged in the middle of non magnetic stud, non magnetic stud is equipped with outer
Spiral lamination；The valve rod other end is equipped with and the non magnetic matched inner bolt hole of stud.
Preferably, valve rod one end is sealed with a circle is equipped in the piston component installation cavity of the valve core junction of receiving
Filler, permanent magnetism pressure ring are pressed in the top of the airtight and watertight padding.
Preferably, the piston component installation cavity between piston and annular pressing ring forms a closed cavity；On pressure limiting valve
Equipped with display column, display column includes fixed and valve seat outer wall and stretches out in the transparent column of the valve seat outer wall and be located at transparent column
Interior floating plug；Transparent column inner end sealing is connected to the cavity；The floating plug is seal-installed in the transparent column.
Preferably, bypass channel is L-shaped channel, the output end of bypass channel corresponds to the piston centre.
Compared with prior art, a kind of pressure pot in water cleaning systems of above-mentioned technical proposal is used, is had such as
Lower advantageous effect：
One, pressure pot of the invention, when the water in pressure pot is filled it up with, the pressure in external water pipe increases, and works as outside water
When the pressure that pipe is applied to bypass channel is more than reset repulsion in pressure limiting valve, piston pushes driving stem rotation, to rely on ball
Valve finds to close pressure limiting valve, and then limits pressure in bucket and continue to increase, and prevents pressure pot from bursting.
Two, it when big due to the internal pressure of above-mentioned pressure pot, will be conducted to bypass channel, i.e. internal pressure quilt as long as pressure limiting valve opens
Pressure limiting closes pressure limiting by ball valve, and the hydraulic pressure that ball valve is born is very high.Therefore wall thickness demand reduces, without being further added by
Blocked up wall thickness ensures the ability to bear of pressure, effectively reduces materials'use amount and the weight of pressure pot.
Three, the inflow and outflow channel on current pressure pot is usually same, therefore, and meanwhile it is net in pressure charge bucket
Water will also ensure that when external pressure is shed, pressure limiting valve can automatically open into the pressure limiting valve gone out.And the disengaging side of more pipelines
The pressure pot of formula is eliminated in water cleaning systems already, therefore bypass channel is just utilized in the pressure limiting valve of the present invention, these are novel
Structure, realize the purpose of above-mentioned pressure limiting.After large-scale production, pressure limiting valve is at low cost, durable and even if after permanent magnetism damage,
Also only resulting in the water in pressure pot can not flow out, but not pressure limiting is caused to be failed, and ensure that pressure pot does thin devoid of risk.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the pressure pot in a kind of RO water purifiers of the present invention.
Fig. 2 is the side structure schematic diagram of the pressure limiting valve in a kind of RO water purifiers of the present invention.
Fig. 3 is the cross-sectional view of pressure limiting valve open state of the present invention.
Fig. 4 is the cross-sectional view of pressure limiting valve closed state of the present invention.
Fig. 5 is the fit structure schematic diagram of piston component and ball valve core in the present invention.
Reference numeral：
1, staving；10, pressure limiting valve mounting groove；11, it imports and exports；2, pressure limiting valve；20, valve seat；200, bypass channel；2001、
Bypass channel output end；201, the first disengaging aquaporin；202, the second disengaging aquaporin；23, piston component；230, permanent magnetism is lived
Plug；231, valve rod；231a, external spiral line；232, permanent magnetism pressure ring；233, airtight and watertight padding；234, ball valve core；24, display column；
240, transparent column；241, floating plug；25, trip bolt.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1：
A kind of pressure pot in water cleaning systems as shown in Fig. 1 to 5, including pressure pot ontology 1, pressure pot ontology 1
Top is set there are one pressure limiting valve mounting groove 10, and the inlet and outlet 11 entered for water in bucket are opened up in pressure limiting valve mounting groove 10,
Pressure limiting valve 2 is packed into pressure limiting valve mounting groove 10 and the pipe of output end stretches into inlet and outlet 11.Pressure limiting valve 2 therein is more than certain note
It can be automatically closed cut-out water filling when entering hydraulic pressure threshold value, automatically open the normally open valve of water outlet when less than threshold value again.Its specific knot
Structure is as follows：
Pressure limiting valve 2 includes valve seat 20, ball valve core 234 and the piston component 23 for driving ball valve core to rotate.Valve seat
20 i.e. valve casing, the interior first disengaging aquaporin 201, second that is equipped with of valve casing pass in and out aquaporin 202 and bypass channel 200, the first disengaging
Aquaporin 201 and second passes in and out the valve seat between aquaporin 202 and is equipped with ball valve core installation cavity.Second disengaging aquaporin 202
Corresponding is exactly above-mentioned 2 output end of pressure limiting valve, it stretches into inlet and outlet 11 and is tightly connected.200 output end of above-mentioned bypass channel
Piston component installation cavity is equipped in valve seat 20, piston component installation cavity is connected to ball valve core installation cavity.Above-mentioned ball valve core 234
In in ball valve core installation cavity, 234 input terminal of ball valve core connects piston component 23, and 234 output end of ball valve core is located at first
It passes in and out between aquaporin 201 and second passes in and out aquaporin 202, bypass pressure controls piston component 23, to controlling ball valve
234 rotary opening and closing of core.
More specifically, above-mentioned piston component 23 include include permanent magnetic piston 230, for drive ball valve core rotate valve
Bar 231 and permanent magnetism pressure ring 232.Permanent magnetic piston 230 includes pressure input face and output face, and the hydraulic pressure of bypass channel output corresponds to
Pressure input face, output face is towards spool.231 one end of valve rod is fixedly connected with ball valve core 234,231 other end of valve rod and permanent magnetism
230 rotatable engagement of piston, permanent magnetic piston 230 is axial to be pushed close to spool, will driving stem 231 rotate, to movable valve plug
Rotation, permanent magnetism pressure ring 232 are sleeved on outside valve rod 231.Permanent magnetic piston 230 is seal-installed in piston component installation cavity and pressure inputs
Facing towards 200 output end 2001 of bypass channel.In order to enable after pressure limiting valve is closed, external pressure is small to get off and can automatically open, forever
Magnetic piston 230 and 232 position of permanent magnetism pressure ring are corresponding and magnetic grade is repelled each other, by permanent magnet expulsive force by 230 pushed home of permanent magnetic piston.
Above-mentioned permanent magnetic piston 230 is made of permanent magnet 2300, non magnetic stud 2302 and sealing ring 2301.Non magnetic stud
2302 are fixed on the middle part of output face.Sealing ring 2301 is sleeved in 2300 outer peripheral sidewall of permanent magnet.It is set on non magnetic stud 2302
There are external spiral line, 231 other end of valve rod to be equipped with the inner bolt hole with 2302 rotation matching of non magnetic stud.
Above-mentioned bypass channel 200 is L-shaped channel, and the output end of bypass channel 200 corresponds to 230 center of permanent magnetic piston.L-shaped
The side in channel is fixed on except a lid, which is used to seal at the top of the top of piston component installation cavity.Therefore, above-mentioned
20 output end 2001 of bypass channel is exactly the through-hole in the middle part of lid, it is connected between L-shaped channel and piston component installation cavity.Lid
Pass through 25 fixing seal piston component installation cavity open top of trip bolt.Since bypass channel 200 is L-shaped channel, spiral shell is fastened
Nail 25 can be three pieces not on the same line, good fixing effect.
231 one end of above-mentioned valve rod is filled out with a circle sealing is equipped in the piston component installation cavity for 234 junction of valve core of receiving
Material 233, permanent magnetism pressure ring 232 is located at the top of a circle airtight and watertight padding 233, under the effect of permanent magnetic piston 230, under permanent magnetism pressure ring 232
Pressure compresses airtight and watertight padding 233, so that airtight and watertight padding 233 is sealed on piston component installation cavity wall.Utilize elastic compression
By the elastic means of press seals filler 233 of permanent magnetism pressure ring 232, can be sealed again while valve rod rotation to realize, due to not being dead close
Envelope, this elastic packing effect are very good.Under normality, permanent magnetism pressure ring 232 just has certain pressure, can elastic means of press seals filler
233 keep sealing.When permanent magnetic piston 230 pushes, repulsion increases due to permanent magnetism spacing is by compression so that leakproofness is better.
In the foregoing description, specific piston component installation cavity is cylindrical chamber, and 230 outer rim of permanent magnetic piston is also in circle
Shape, 230 outer wall of permanent magnetic piston are sealingly mounted at by sealing ring in piston component installation cavity.Permanent magnetic piston 230 and annular pressing ring
Piston component installation cavity between 232 forms a closed cavity.Pressure limiting valve 2 is equipped with display column 24, and display column 24 includes solid
Fixed and 20 outer wall of valve seat and stretch out in the transparent column 240 of the valve seat outer wall and the floating plug 241 in transparent column.Transparent column
The sealing of 240 inner ends is connected to above-mentioned cavity, and floating plug 241 is seal-installed in transparent column 240.The effect of display column 24 is in permanent magnetism
Piston 230 pushes, and when driving stem 231 is rotated so that ball valve core 234 is opened, the floating plug 241 in display column 24 is due to air pressure
It is set to float in transparent column 240, you can to differentiate whether ball valve core 234 is opened, while can also be sentenced according to 241 position of floating plug
The substantially aperture of interception valve core 234.
In use, when pressure pot external world hydraulic pressure arrives certain value greatly, the output pressure of bypass channel 200 is lived also greater than permanent magnetism
Repulsion between plug 230 and annular pressing ring 232.At this point, pushing permanent magnetic piston 230, driving stem 231 rotates, and closes ball valve
Core, extraneous flow just again can not injection pressure bucket, to achieve the purpose that pressure limiting.
The above is the preferred embodiment of the present invention, does not depart from this hair for those of ordinary skill in the art
Under the premise of bright principle, several variations and modifications can also be made, these also should be regarded as protection scope of the present invention.
Claims (3)
- The pressure pot of 1.RO water purifiers, including pressure pot ontology（1）, pressure pot ontology（1）Top opens up one and enters for water Inlet and outlet in bucket（11）, it is characterised in that：The import and export is additionally provided with the pressure limiting valve for preventing overvoltage（2）；Pressure limiting valve（2）Packet Include valve seat（20）, ball valve core（234）With the piston component for driving ball valve core to rotate（23）；Valve seat（20）It is equipped with the One disengaging aquaporin（201）, second disengaging aquaporin（202）And bypass channel（200）, the first disengaging aquaporin（201）With Two disengaging aquaporins（202）Between valve seat be equipped with ball valve core installation cavity；Bypass channel（200）The valve seat of output end（20） It is interior to be equipped with piston component installation cavity, ball valve core（234）In ball valve core installation cavity, ball valve core（234）Input terminal connects Connect the piston component（23）, ball valve core（234）Output end is located at the first disengaging aquaporin（201）With the second disengaging aquaporin （202）Between；Piston component（23）Including permanent magnetic piston（230）, for drive ball valve core rotate valve rod（231）And permanent magnetism Pressure ring（232）；Permanent magnetic piston（230）Including pressure input face and output face；Valve rod（231）One end is fixedly connected with ball valve core （234）, valve rod（231）The other end and the permanent magnetic piston（230）Rotatable engagement, permanent magnetism pressure ring（232）It is sleeved on valve rod（231） Outside；Permanent magnetic piston（230）With permanent magnetism pressure ring（232）Position is corresponding and magnetic grade is repelled each other；Permanent magnetic piston（230）It is seal-installed on piston In component installation cavity and pressure input face is towards bypass channel（200）Output end（2001）；The permanent magnetic piston（230）By permanent magnetism Body（2300）, non magnetic stud（2302）And sealing ring（2301）It constitutes；Non magnetic stud（2302）It is fixed in output face Portion；Sealing ring（2301）It is sleeved on permanent magnet（2300）In outer peripheral sidewall；Non magnetic stud（2302）It is equipped with external spiral line；Valve rod （231）The other end is equipped with and the non magnetic stud（2302）The inner bolt hole of rotation matching；Valve rod（231）One end connects with described Ball valve core（234）A circle airtight and watertight padding is equipped in the piston component installation cavity of junction（233）, permanent magnetism pressure ring is pressed in described close Packing material（233）Top.
- 2. the pressure pot of RO water purifiers according to claim 1, it is characterised in that：Piston（230）Between annular pressing ring Piston component installation cavity formed a closed cavity；Pressure limiting valve（2）It is equipped with display column（24）, display column（24）Including fixation With valve seat outer wall and stretch out in the transparent column of the valve seat outer wall（240）And the floating plug in transparent column（241）；Transparent column （240）Inner end sealing is connected to the cavity；The floating plug（241）It is seal-installed on the transparent column（240）It is interior.
- 3. the pressure pot of RO water purifiers according to claim 1, it is characterised in that：Bypass channel（200）It is L-shaped channel, Bypass channel（200）Output end correspond to the piston（230）Center.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409116.9A CN108386540B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifier |
| CN201710107348.4A CN107061731B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifiers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710107348.4A CN107061731B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifiers |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810409116.9A Division CN108386540B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107061731A CN107061731A (en) | 2017-08-18 |
| CN107061731B true CN107061731B (en) | 2018-07-17 |
Family
ID=59622765
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710107348.4A Active CN107061731B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifiers |
| CN201810409116.9A Active CN108386540B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifier |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810409116.9A Active CN108386540B (en) | 2017-02-27 | 2017-02-27 | The pressure pot of RO water purifier |
Country Status (1)
| Country | Link |
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| CN (2) | CN107061731B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061731B (en) * | 2017-02-27 | 2018-07-17 | 周孝银 | The pressure pot of RO water purifiers |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6196262B1 (en) * | 1999-01-11 | 2001-03-06 | Giacomini S.P.A. | Valve for testing and draining sprinkler systems |
| CN202418552U (en) * | 2011-12-23 | 2012-09-05 | 台州市光跃饮水设备有限公司 | Pressure water storage bucket with safety valve |
| CN202468973U (en) * | 2012-02-04 | 2012-10-03 | 高振平 | Pressure water storage barrel of water purifier |
| CN203009816U (en) * | 2012-11-20 | 2013-06-19 | 杭州波莱特电器有限公司 | Water storage pressure barrel provided with safety valve |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3617025A (en) * | 1970-07-06 | 1971-11-02 | Grove Valve & Regulator Co | Ball valve with retractable seat rings |
| CN2160802Y (en) * | 1993-06-08 | 1994-04-06 | 万春 | electromechanical control combination valve |
| JPH11257505A (en) * | 1998-03-13 | 1999-09-21 | Miyoshi Valve Kk | Fixed flow rate valve |
| DE19819604C2 (en) * | 1998-05-02 | 2002-03-07 | Franz Hoebbelmann | Dosing valve for the petrochemical industry |
| JP2008008378A (en) * | 2006-06-28 | 2008-01-17 | Toyota Motor Corp | High pressure tank sealing structure |
| CN105202217A (en) * | 2015-10-26 | 2015-12-30 | 无锡阳工机械制造有限公司 | Ball relief valve with pressure relief function |
| CN205534504U (en) * | 2016-01-19 | 2016-08-31 | 浙江光跃环保科技股份有限公司 | Automatic valve that opens and shuts of wastewater discharge of water purifier |
| CN206668951U (en) * | 2017-02-27 | 2017-11-24 | 周孝银 | A kind of pressure pot of RO water purifiers |
| CN107061731B (en) * | 2017-02-27 | 2018-07-17 | 周孝银 | The pressure pot of RO water purifiers |
-
2017
- 2017-02-27 CN CN201710107348.4A patent/CN107061731B/en active Active
- 2017-02-27 CN CN201810409116.9A patent/CN108386540B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6196262B1 (en) * | 1999-01-11 | 2001-03-06 | Giacomini S.P.A. | Valve for testing and draining sprinkler systems |
| CN202418552U (en) * | 2011-12-23 | 2012-09-05 | 台州市光跃饮水设备有限公司 | Pressure water storage bucket with safety valve |
| CN202468973U (en) * | 2012-02-04 | 2012-10-03 | 高振平 | Pressure water storage barrel of water purifier |
| CN203009816U (en) * | 2012-11-20 | 2013-06-19 | 杭州波莱特电器有限公司 | Water storage pressure barrel provided with safety valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108386540A (en) | 2018-08-10 |
| CN108386540B (en) | 2019-10-01 |
| CN107061731A (en) | 2017-08-18 |
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Effective date of registration: 20201029 Address after: 317600 mechanical and electrical industry functional zone, Yucheng sub district, Yuhuan City, Taizhou City, Zhejiang Province Patentee after: Xinhuan Yuwang Technology Co.,Ltd. Address before: 317205 Taizhou, Tiantai County, Zhejiang Province Street Town Creek Zhoucun No. 2 Patentee before: Zhou Xiaoyin |
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Effective date of registration: 20230824 Address after: Room 403-12, Shanghai Commercial Building, No. 210 Sunshine Avenue, Chengdong Street, Wenling City, Taizhou City, Zhejiang Province, 317500 Patentee after: Taizhou Chengguo Network Technology Co.,Ltd. Address before: 317600 Yucheng street, Yuhuan City, Taizhou City, Zhejiang Province Patentee before: Xinhuan Yuwang Technology Co.,Ltd. |
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