CN110726021A - Water stopping device - Google Patents
Water stopping device Download PDFInfo
- Publication number
- CN110726021A CN110726021A CN201910963266.9A CN201910963266A CN110726021A CN 110726021 A CN110726021 A CN 110726021A CN 201910963266 A CN201910963266 A CN 201910963266A CN 110726021 A CN110726021 A CN 110726021A
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- Prior art keywords
- water
- diversion
- port
- water receiving
- movable plug
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 315
- 230000000903 blocking effect Effects 0.000 claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Images
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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
- F16L29/02—Joints with fluid cut-off means with a cut-off device in one of the two pipe ends, the cut-off device being automatically opened when the coupling is applied
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- 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
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a water stopping device, which comprises a water diversion part and a water outlet part, wherein the water diversion part is provided with a water diversion port, the water outlet part is provided with a water receiving cavity and a water receiving port and a water outlet which are communicated with the water receiving cavity, and the water diversion part is detachably arranged at the position of the water receiving port to form communication between the water diversion port and the water receiving cavity; the water inlet is provided with a movable plug, the movable plug is connected with a first elastic assembly, and the first elastic assembly applies a first reset elastic force for closing the water inlet to the movable plug; a water receiving opening is provided with a water retaining block, the water retaining block is connected with a second elastic assembly, and the second elastic assembly applies a second reset elastic force for closing the water receiving opening to the water retaining block; when water diversion portion and water outlet portion cooperation installation, the water blocking piece has the first effort of keeping away from the water inlet to the movable stopper, and the movable stopper has the second effort of keeping away from the water receiving mouth to the water blocking piece. The beneficial effects are that: the water diversion equipment can automatically pass water when being installed, and can automatically stop water after being detached, and the water diversion equipment can control water flow to be in proper size.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to a water stopping device.
Background
In the prior art, water needs to be introduced into the equipment from the outside in the field of water treatment, particularly in the field of water purification, then the water is treated, a container is generally communicated with an interface on the equipment, and water flows into the equipment from the container through the interface, so that the water treatment device is convenient and quick. However, the prior art also has the following defects: 1. the container can not be automatically communicated with a water treatment mechanism in the equipment after being installed on the equipment; 2. the container connecting opening can not limit the water flow; 3. the container cannot prevent water from flowing back from the connector after being disassembled. These problems cause much inconvenience to users.
Disclosure of Invention
The invention aims to provide a water stopping device to solve the problems that a water purifying device cannot be automatically communicated with an external container, cannot limit the water flow and cannot automatically stop water when the water purifying device is not used.
In order to achieve the purpose, the invention adopts the following technical scheme:
a water stopping device comprises a water diversion part and a water outlet part, wherein a water diversion port is arranged on the water diversion part, a water receiving cavity and a water receiving port and a water outlet which are communicated with the water receiving cavity are arranged on the water outlet part, and the water diversion part is detachably arranged at the position of the water receiving port to form communication between the water diversion port and the water receiving cavity; the water inlet is provided with a movable plug, the movable plug is connected with a first elastic assembly, and the first elastic assembly applies a first reset elastic force for closing the water inlet to the movable plug; a water receiving opening is provided with a water retaining block, the water retaining block is connected with a second elastic assembly, and the second elastic assembly applies a second reset elastic force for closing the water receiving opening to the water retaining block; when water diversion portion and water outlet portion cooperation installation, the water blocking piece has the first effort of keeping away from the water inlet to the movable stopper, and the movable stopper has the second effort of keeping away from the water receiving mouth to the water blocking piece.
The working principle of the technical scheme is as follows:
when the water leading part and the water outlet part are not installed in a matched mode, the water retaining block is arranged on the water receiving port to enable the water receiving port to be in a closed state, the water outlet is not communicated with the water receiving port, and water in the water receiving cavity cannot flow out of the water receiving port; when the water leading part and the water outlet part are installed in a matched mode, the water leading part applies force to the movable plug, so that the movable plug applies a second acting force to the water retaining block, the water retaining block is far away from the water receiving port, and the water receiving port is opened; meanwhile, the water blocking block exerts a first acting force on the movable plug, the movable plug is far away from the water diversion port, the water outlet is opened, the water outlet is communicated with the water receiving port at the moment, water flow can flow through the water diversion port and the water receiving port from the water diversion part, then enters the water receiving cavity, and then flows out of the water blocking device through the water outlet. In addition, when the water diversion part and the water outlet part are installed in a matched mode, the first elastic assembly exerts first resetting elastic force for closing the water diversion port on the movable plug, and the water outlet is in a proper open state through interaction of the first resetting elastic force and the first acting force; the second elastic component applies second reset elasticity closed to the water receiving port to the water retaining block, and the water diversion port is in a proper open state through the interaction of the second reset elasticity and second acting force.
Specifically, the movable plug comprises a plug body which is connected with the water inlet in a penetrating way, the outer diameter of the plug body is smaller than the caliber of the water inlet, the plug body is sleeved with a first waterproof gasket on the outer side of the water inlet, and the outer diameter of the first waterproof gasket is larger than the caliber of the water inlet; a first elastic assembly is connected between the plug body and the inner side of the water diversion port, and the first elastic assembly applies a first reset elastic force towards the position of the water diversion port to the first waterproof gasket. Because the cock body external diameter is less than the inlet bore, rivers flow the inlet from the gap between cock body and the inlet inboard, and first waterproof packing ring keeps suitable distance between the inlet under the interact of first elasticity that resets and first effort, with rivers size control in suitable scope, both guaranteed to have enough water to get into the sealing device, prevent again in the short time that water too much gets into the sealing device and take place like the accident of refluence phenomenon.
Specifically, the periphery of the plug body is provided with an annular groove surrounding the plug body, and the first waterproof gasket is arranged in the annular groove and further fixed to prevent the first waterproof gasket from sliding down.
Specifically, the water blocking block is arranged in the water receiving cavity, and a second elastic assembly is connected between the water blocking block and the bottom of the water receiving cavity; the water retaining block is provided with a support rod in an extending way through the water receiving port, and the tail end of the support rod and the position of the water receiving port form a height difference; when the water leading part and the water outlet part are installed in a matched mode, the tail end of the supporting rod is in contact with the plug body; under the action of the first reset elasticity, a second acting force far away from the water receiving opening is applied to the water retaining block by the movable plug; under the effect of the second restoring elasticity, the water blocking block exerts a first acting force far away from the water diversion port on the movable plug. The plug body and the water retaining block transmit force through the supporting rod, and when the water leading part and the water outlet part are installed in a matched mode, the plug body exerts a second acting force on the water retaining block through the supporting rod, so that the water retaining block is far away from the water receiving port; meanwhile, the second elastic component applies second reset elasticity to the water blocking block, so that the water blocking block and the water receiving opening keep a proper distance, and the water flow is controlled within a proper range.
In particular, the first elastic component and/or the second elastic component is/are applied as a spring.
Specifically, diversion portion is provided with first guide wall towards inboard extension around the inlet, and first guide wall is cyclic annular setting, and first elastic component sets up in the inner ring side position of first guide wall. The first guide wall guides water flow flowing through the water diversion port and ready to enter the water receiving cavity to the position of the water receiving port, so that the water flow is prevented from being scattered and splashed, and the working efficiency is improved.
Specifically, a second guide wall is arranged at the bottom of the water receiving cavity corresponding to the position of the water receiving port, and the second guide wall is annularly arranged; the water blocking block extends to be provided with a positioning column, and the positioning column is connected to the inner ring side of the second guide wall in a penetrating mode. When the spring as the second elastic component works, the second guide wall is matched with the positioning column to prevent deviation, so that the working process of the spring is more stable.
Specifically, a second waterproof gasket is arranged between the movable plug and the water retaining block, and is provided with a water through hole which is communicated with the water inlet and is opposite to the water retaining block; when the water diversion part and the water outlet part are installed in a matched mode, the second waterproof gasket is separated from the water retaining block in a contact mode, and the water through hole is communicated with the water diversion port and the water receiving cavity. The second waterproof gasket is arranged to enhance the water stopping effect of the water receiving part when the water guiding part and the water receiving part are not installed under the condition that water is smoothly guided when the water guiding part and the water receiving part are installed.
The invention has the beneficial effects that: when the corresponding water diversion equipment is installed, water can be automatically passed, the water flow can be controlled within a proper size range, and water can be automatically stopped after the water diversion equipment is disassembled.
Drawings
Fig. 1 is a sectional view of a water stopping device in an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a water outlet portion in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a plug body in an embodiment of the invention.
Description of reference numerals: 20. a water diversion part; 21. a plug body; 22. a first waterproof gasket; 23. a water diversion port; 24. a first elastic member; 25. a first guide wall; 26. a water outlet part; 27. a water retaining block; 28. a second elastic member; 29. a water receiving cavity; 30. a second guide wall; 31. a positioning column; 32. a water receiving port; 33. a second waterproof gasket; 34. a support bar; 35. a water outlet; 36. an annular groove.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above objects, features and advantages of the present invention more comprehensible, the present invention is further described with reference to the accompanying drawings and examples.
As shown in fig. 1-3, a water stopping device comprises a water diversion part 20 and a water outlet part 26, wherein the water diversion part 20 is positioned above the water outlet part 26.
The water diversion part 20 is provided with a water diversion port 23, a movable plug is connected in the water diversion port 23 in a penetrating way, the movable plug comprises a plug body 21, the plug body 21 is connected with a spring as a first elastic component 24, and the first elastic component 24 is arranged below the water diversion port 23; one end of a spring as a first elastic member 24 is fixed to the bottom of the stopper body 21 and the other end is in contact with the lower wall of the water inlet 23. The portion of the plug body 21 above the water inlet 23 is provided with an annular groove 36, the annular groove 36 surrounds the outer periphery of the plug body 21, and a first waterproof gasket 22 is clamped in the annular groove 36. The plug body 21 has an outer diameter smaller than the caliber of the water inlet 23, and the first waterproof gasket 22 has an outer diameter larger than the caliber of the water inlet 23.
The water outlet part 26 is provided with a water receiving cavity 29, and a water receiving port 32 and a water outlet 35 which are communicated with the water receiving cavity 29, and the water guide part 20 is arranged at the position of the water receiving port 32 and can be detached. The water receiving port 32 is provided with a water retaining block 27, a spring serving as a second elastic component 28 is arranged below the water retaining block 27, one end of the spring serving as the second elastic component 28 is fixed on the downward bottom surface of the water retaining block 27, and the other end of the spring is fixed on the upward surface of the bottom of the water receiving cavity 29. The upper end of the water block 27 is provided with a support rod 34, the support rod 34 passes through the water receiving opening 32 upwards, the tail end of the support rod 34 is arranged above the water receiving opening 32, and the tail end of the support rod 34 is contacted with the bottom of the plug body 21.
A first guide wall 25 is further provided below the water introduction part 20, and the first guide wall 25 is annular, surrounds the water introduction port 23, and extends downward. The bottom of the water receiving cavity 29 is provided with a second guide wall 30 corresponding to the position of the water receiving port 32, the second guide wall 30 is annularly arranged, the bottom of the water blocking block 27 is provided with a positioning column 31 in a downward extending manner, and the positioning column 31 is penetrated and connected in the second guide wall 30. The second guide wall 30 and the positioning post 31 are both located in a spring as the second elastic member 28.
A second waterproof gasket 33 is further arranged between the plug body 21 and the water blocking block 27, the second waterproof gasket 33 is fixed on the wall of the water receiving cavity 29, and a water through hole is formed in the second waterproof gasket 33, penetrates through the upper surface and the lower surface of the second waterproof gasket 33 and is sleeved on the support rod 34. When the water diversion part 20 and the water outlet part 26 are not matched, the upper surface of the water blocking block 27 and the lower surface of the second waterproof gasket 33 are contacted with each other, so that the water through hole is closed; when the water diversion part 20 and the water outlet part 26 are installed in a matching way, the water blocking block 27 is subjected to a downward second acting force exerted by the plug body 21, so that the water blocking block 27 moves downwards, the upper surface of the water blocking block 27 is separated from the lower surface of the second waterproof gasket 33, and the water through hole is communicated with the water diversion port 23 and the water receiving cavity 29.
When the water diversion part 20 is not installed in cooperation with the water outlet part 26, the spring serving as the second elastic component 28 applies a second return elastic force to the water blocking block 27, the water blocking block 27 abuts against the bottom of the second waterproof gasket 33, the water receiving port 32 is closed, and water cannot flow out of the water receiving cavity 29, so that a water stopping effect is achieved.
When the water-leading part 20 is installed in cooperation with the water-outlet part 26, the water-leading part 20 applies downward pressure to the plug body 21 to compress the spring serving as the first elastic component 24 downward, the plug body 21 also applies downward second acting force to the water-blocking block 27 through the supporting rod 34, the water-blocking block 27 compresses the spring serving as the second elastic component 28 downward, the water-blocking block 27 is separated from the second waterproof gasket 33, and the water-receiving port 32 is in an open state. At this time, the second elastic assembly 28 generates an upward second return elastic force to the water blocking block 27, so that the water blocking block 27 and the second waterproof gasket 33 keep a proper distance, and the water receiving port 32 is in a proper open state; the water blocking block 27 also applies a first acting force to the plug body 21 upwards, the plug body 21 moves upwards relative to the water inlet 23, the first elastic component 24 is compressed, the first waterproof gasket 22 gradually gets away from the water inlet, and the first reset elastic force generated by compressing the first elastic component 24 enables the first waterproof gasket 22 to keep a proper distance from the water inlet 23, so that the water inlet 23 is in a proper opening state.
The description is only a preferred embodiment of the invention, and all technical equivalents which come within the spirit and scope of the invention are intended to be protected.
Claims (8)
1. A water stopping device is characterized in that: the water diversion device comprises a water diversion part (20) and a water outlet part (26), wherein a water diversion port (23) is arranged on the water diversion part (20), a water receiving cavity (29) and a water receiving port (32) and a water outlet (35) which are communicated with the water receiving cavity (29) are arranged on the water outlet part (26), and the water diversion part (20) is detachably arranged at the position of the water receiving port (32) to form communication between the water diversion port (23) and the water receiving cavity (29); a movable plug is arranged on the water inlet (23), the movable plug is connected with a first elastic component (24), and the first elastic component (24) applies a first reset elastic force closing to the water inlet (20) to the movable plug; a water retaining block (27) is arranged on the water receiving opening (32), the water retaining block (27) is connected with a second elastic assembly (28), and the second elastic assembly (28) applies a second reset elastic force for closing the water receiving opening (32) to the water retaining block (27); when the water diversion part (20) is installed in a matched mode with the water outlet part (26), a first acting force far away from the water diversion port (23) is applied to the movable plug by the water blocking block (27), and a second acting force far away from the water receiving port (32) is applied to the water blocking block (27) by the movable plug.
2. The water stopping device according to claim 1, characterized in that: the movable plug comprises a plug body (21) penetrating through the water inlet (23), the outer diameter of the plug body (21) is smaller than the caliber of the water inlet (23), a first waterproof gasket (22) is sleeved on the plug body (21) at the outer side of the water inlet (23), and the outer diameter of the first waterproof gasket (22) is larger than the caliber of the water inlet (23); the first elastic assembly (24) is connected between the plug body (21) and the inner side of the water inlet (23), and the first elastic assembly (24) applies the first reset elastic force towards the position of the water inlet (23) to the first waterproof gasket (22).
3. The water stopping device according to claim 2, characterized in that: an annular groove (36) surrounding the plug body (21) is arranged on the outer periphery side of the plug body (21), and the first waterproof gasket (22) is arranged in the annular groove (36).
4. The water stopping device according to claim 2, characterized in that: the water blocking block (27) is arranged in the water receiving cavity (29), and the second elastic assembly (28) is connected between the water blocking block (27) and the bottom of the water receiving cavity (29); the water retaining block (27) is provided with a support rod (34) in an extending way through the water receiving opening (32), and the tail end of the support rod (34) forms a height difference with the position of the water receiving opening (32); when the water leading part (20) is matched with the water outlet part (26), the tail end of the supporting rod (34) is contacted with the plug body (21); under the action of the first reset elasticity, a second acting force far away from the water receiving opening (32) is applied to the water blocking block (27) by the movable plug; under the action of the second reset elasticity, the water blocking block (27) exerts a first acting force far away from the water diversion port (23) on the movable plug.
5. The water stopping device according to claim 4, characterized in that: the first elastic component (24) and/or the second elastic component (28) is/are applied as a spring.
6. The water stopping device according to claim 2, characterized in that: the water diversion part (20) around diversion mouth (23) extend inwards and are provided with first guide wall (25), first guide wall (25) are cyclic annular setting, first elastic component (24) set up in the inner ring side position of first guide wall (25).
7. The water stopping device according to claim 2, characterized in that: a second guide wall (30) is arranged at the bottom of the water receiving cavity (29) corresponding to the position of the water receiving port (32), and the second guide wall (30) is annularly arranged; the water blocking block (27) is provided with a positioning column (31) in an extending mode, and the positioning column (31) penetrates through the inner ring side position of the second guide wall (30).
8. The water stopping device according to claim 1, characterized in that: a second waterproof gasket (33) is arranged between the movable plug and the water retaining block (27), and the second waterproof gasket (33) is provided with a water through hole which is communicated with the water inlet (23) and is opposite to the water retaining block (27); when the water leading part (20) is matched with the water outlet part (26) for installation, the second waterproof gasket (33) is separated from the water blocking block (27) in contact, so that the water through hole is communicated with the water leading port (23) and the water receiving cavity (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963266.9A CN110726021B (en) | 2019-10-11 | 2019-10-11 | Water stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910963266.9A CN110726021B (en) | 2019-10-11 | 2019-10-11 | Water stopping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110726021A true CN110726021A (en) | 2020-01-24 |
| CN110726021B CN110726021B (en) | 2024-08-02 |
Family
ID=69220990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910963266.9A Active CN110726021B (en) | 2019-10-11 | 2019-10-11 | Water stopping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110726021B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5921275A (en) * | 1997-03-27 | 1999-07-13 | Emerson Electric Co. | Apparatus for reducing noise generated by the flow of water through a water valve |
| JP2002130573A (en) * | 2000-10-23 | 2002-05-09 | Smc Corp | Pipe coupling |
| CN103477134A (en) * | 2011-06-08 | 2013-12-25 | 川崎重工业株式会社 | Relief valve |
| CN204017513U (en) * | 2014-01-29 | 2014-12-17 | 成霖企业股份有限公司 | Water filtering faucet |
| CN204879192U (en) * | 2015-08-31 | 2015-12-16 | 王浚桦 | Purifier's switching structure |
| CN107178620A (en) * | 2017-07-04 | 2017-09-19 | 广州尚纯净水科技有限公司 | The automatic stop valve and filter element of water purifier of a kind of filter element of water purifier |
| CN110102103A (en) * | 2019-05-28 | 2019-08-09 | 广东韦博科技有限公司 | Convenient for the outdoor water purifier of raw water collection |
| CN211371581U (en) * | 2019-10-11 | 2020-08-28 | 广东韦博科技有限公司 | Water stopping device |
-
2019
- 2019-10-11 CN CN201910963266.9A patent/CN110726021B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5921275A (en) * | 1997-03-27 | 1999-07-13 | Emerson Electric Co. | Apparatus for reducing noise generated by the flow of water through a water valve |
| JP2002130573A (en) * | 2000-10-23 | 2002-05-09 | Smc Corp | Pipe coupling |
| CN103477134A (en) * | 2011-06-08 | 2013-12-25 | 川崎重工业株式会社 | Relief valve |
| CN204017513U (en) * | 2014-01-29 | 2014-12-17 | 成霖企业股份有限公司 | Water filtering faucet |
| CN204879192U (en) * | 2015-08-31 | 2015-12-16 | 王浚桦 | Purifier's switching structure |
| CN107178620A (en) * | 2017-07-04 | 2017-09-19 | 广州尚纯净水科技有限公司 | The automatic stop valve and filter element of water purifier of a kind of filter element of water purifier |
| CN110102103A (en) * | 2019-05-28 | 2019-08-09 | 广东韦博科技有限公司 | Convenient for the outdoor water purifier of raw water collection |
| CN211371581U (en) * | 2019-10-11 | 2020-08-28 | 广东韦博科技有限公司 | Water stopping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110726021B (en) | 2024-08-02 |
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Effective date of registration: 20240319 Address after: 528318 room 18, 6th floor, No. 77, Longzhou West Road, Xixi community neighborhood committee, Longjiang Town, Shunde District, Foshan City, Guangdong Province Applicant after: Guangdong lingshang water purification technology Co.,Ltd. Country or region after: China Address before: 528000 one of the third industrial zones of Xixi, Longjiang Town, Shunde District, Foshan, Guangdong. Applicant before: GUANGDONG WAPU TECHNOLOGY Co.,Ltd. Country or region before: China |
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