CN112833973A - Intelligent leakproof water meter with automatic control interface - Google Patents
Intelligent leakproof water meter with automatic control interface Download PDFInfo
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- CN112833973A CN112833973A CN202011621513.6A CN202011621513A CN112833973A CN 112833973 A CN112833973 A CN 112833973A CN 202011621513 A CN202011621513 A CN 202011621513A CN 112833973 A CN112833973 A CN 112833973A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 239000007858 starting material Substances 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 11
- 230000005389 magnetism Effects 0.000 claims description 10
- 230000007797 corrosion Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention relates to the technical field of intelligent water meters and discloses an intelligent water meter with an automatic control interface capable of preventing leakage, which comprises a control tube, wherein electromagnetic sheets which are uniformly distributed are fixedly connected to the outer side of the control tube, control grooves which are uniformly distributed are formed in the outer side of the control tube, a first spring is fixedly connected to the inner side of each control groove, a control block is fixedly connected to the outer side of each spring, a first permanent magnet is fixedly connected to the inner part of each control block, electromagnets are fixedly connected to the outer side of each control groove, and moving grooves which are uniformly distributed are formed. This automatic control interface leak protection intelligent water gauge, through the interact of electro-magnet and permanent magnet, when the electro-magnet circular telegram, drive the control block and overcome a spring elasticity effect to remove the restriction to the separation blade, make the separation blade seal the water delivery way under the effect of two elastic forces of spring, make when the starter detects the condition that has the seepage, seal the water delivery way automatically, prevented the upgrading of seepage, avoided the waste of resource, be favorable to user's routine maintenance.
Description
Technical Field
The invention relates to the technical field of intelligent water meters, in particular to an intelligent water meter with an automatic control interface capable of preventing leakage.
Background
The intelligent water meter is a novel water meter which measures the water consumption by utilizing the modern microelectronic technology, the modern sensing technology and the intelligent IC card technology and transmits and settles the water consumption data, the leakage condition of a connecting port often occurs in the use process of the water meter, the waste of resources can be caused, the oxidation corrosion of surrounding components can be accelerated, the service life of a product is reduced, the loss is caused to a user, and the use of the intelligent water meter is not facilitated for the user.
In the use of intelligence water gauge, because vibration, the installation of hydraulic pipe are insecure, can cause the connection between water gauge and the water pipe not inseparable enough, when water delivery, the phenomenon that liquid leaked out from the gap appears, if not in time handle can make the product appear the emergence of bad conditions such as corrosion, fracture, it is troublesome to have led to the fact unnecessary for the user, simultaneously because the upgrading of seepage can cause the expansion of wasting of resources, can not satisfy user's user demand.
Therefore, we propose an intelligent water meter with leak-proof automatic control interface to solve the above problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the intelligent water meter with the automatic control interface for leakage prevention, which has the advantages of automatically monitoring leakage and automatically closing a water delivery channel during leakage, and solves the problems that the common water meter is easy to leak, cannot monitor leakage and easily causes resource waste.
(II) technical scheme
In order to realize the purpose of automatically monitoring leakage and automatically closing the water delivery channel during leakage, the invention provides the following technical scheme: an intelligent leakproof water meter with an automatic control interface comprises a control tube, electromagnetic sheets which are uniformly distributed are fixedly connected to the outer side of the control tube, control grooves which are uniformly distributed are formed in the outer side of the control tube, springs I are fixedly connected to the inner side of each control groove, control blocks are fixedly connected to the outer sides of the springs I, permanent magnets I are fixedly connected to the inner sides of the control blocks, electromagnets are fixedly connected to the outer sides of the control grooves, moving grooves which are uniformly distributed are formed in the control tube, inner tubes are fixedly connected to the inner sides of the control tube, elastic grooves which are uniformly distributed are formed in the outer sides of the inner tubes, springs II are fixedly connected to the inner sides of the elastic grooves, blocking pieces are movably connected to the outer sides of the blocking pieces, symmetrical clamping grooves are formed in the outer sides of the blocking pieces, permanent magnets II are fixedly connected to, the bottom of the starting groove is fixedly connected with an electric contact ring, and a water delivery channel is arranged in the inner pipe.
Preferably, the control tube is made of PVC materials, the diameter of the control tube is larger than that of the inner tube, the strength of the control tube is increased, the quality of the control tube is reduced, the control tube is convenient to mount, the control tube completely covers the inner tube, and the realization of product functions is facilitated.
Preferably, the electromagnetism piece includes the magnetic conductor, encircles coil and control assembly, and the opposite face magnetism of electromagnetism piece and permanent magnet two is opposite, and the quantity of electromagnetism piece is six, and when the circular telegram of electromagnetism piece, the electromagnetism piece produces magnetic field, and the electromagnetism piece is with permanent magnet two because of opposite face magnetism inter attraction, drives the separation blade and overcomes two elastic force effects of spring and outwards removes, makes the closed water delivery way reroute, has realized the recycling of product.
Preferably, the control block is made of metal materials, the diameter of the control block is smaller than that of the control groove, the shape of the outer side of the control block is matched with that of the clamping groove, friction between the control block and the control groove is reduced, the control block can move in the control groove conveniently, and the control block and the clamping groove are clamped with each other to limit movement of the blocking piece, so that a water conveying channel is communicated, and a water conveying function of a product is achieved.
Preferably, the electromagnet comprises a magnetic body, a surrounding coil and a control assembly, the opposite faces of the electromagnet and the first permanent magnet are opposite in magnetism, when the electromagnet is electrified, the electromagnet generates a magnetic field, the electromagnet and the first permanent magnet attract each other due to the fact that the opposite faces are the same in magnetism, the control block is driven to move under the action of the elastic force of the first spring, and therefore clamping between the control block and the blocking piece is released, the blocking piece moves under the action of the two elastic forces of the spring and blocks the water delivery channel, and the function of automatically controlling and preventing water leakage is achieved.
Preferably, the inner tube is made of PVC materials, insertion holes are uniformly distributed in the outer side of the inner tube, the insertion holes are matched with the blocking pieces in shape, sealing check rings are arranged in the insertion holes, the inner tube and the blocking pieces are movably connected together through the insertion holes, and the blocking pieces move in the insertion holes, so that the water conveying channel is closed and opened.
Preferably, the separation blade is corrosion-resistant material, and the separation blade includes removal portion and check fender portion, and the quantity of separation blade is six, prevents the corruption of separation blade, has prolonged the life of separation blade, through six separation blades totally with the closure of water delivery way, when detecting the seepage, realized keeping apart the water route, preventing the function of leaking.
Preferably, the third spring is made of corrosion-resistant materials, the width of the third spring is equal to that of the starting groove, a sealing check ring is arranged on the outer side of the third spring, the third spring comprises a moving block and an electric contact, friction resistance between the third spring and the starting groove is reduced, the third spring can move in the starting groove conveniently, when the third spring is in contact with the electric contact ring, the electromagnet is controlled to work in an electrified mode, and the function of automatically controlling and preventing leakage is achieved.
Preferably, the diameter of the water delivery channel is smaller than that of the inner pipe, the shape of the water delivery channel is matched with that of the external water delivery pipeline, so that the connection between a product and a water pipe is facilitated, the use performance of the product is improved, and the use of a user is facilitated.
(III) advantageous effects
Compared with the prior art, the invention provides an intelligent water meter with an automatic control interface for leakage prevention, which has the following beneficial effects:
1. this automatic control interface leak protection intelligent water gauge, through the interact of electro-magnet and permanent magnet, when the electro-magnet circular telegram, drive the control block and overcome a spring elasticity effect to remove the restriction to the separation blade, make the separation blade seal the water delivery way under the effect of two elastic forces of spring, make when the starter detects the condition that has the seepage, seal the water delivery way automatically, prevented the upgrading of seepage, avoided the waste of resource, be favorable to user's routine maintenance.
2. This automatic control interface leak protection intelligent water gauge, through two interactions of electromagnetic sheet and permanent magnet, when the electromagnetism piece circular telegram, drive the separation blade and overcome two spring force effects of spring and remove to make the water delivery way opened once more, realized the water delivery and the measurement function of product, when the separation blade removed initial position, control block and draw-in groove joint made the separation blade fixed once more, realized the recycling of product, the user's of being convenient for use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right-side view of the starter structure of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 1 according to the present invention;
FIG. 4 is a partially enlarged view of portion B of FIG. 1 according to the present invention.
In the figure: 1. a control tube; 2. an electromagnetic sheet; 3. a control slot; 4. a first spring; 5. a control block; 6. a first permanent magnet; 7. an electromagnet; 8. a moving groove; 9. an inner tube; 10. a spring slot; 11. a second spring; 12. a baffle plate; 13. a card slot; 14. a permanent magnet II; 15. a starter; 16. starting a groove; 17. a third spring; 18. a start block; 19. an electrical contact ring; 20. a water delivery channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an intelligent water meter with leak-proof automatic control interface comprises a control tube 1, the control tube 1 is made of PVC material, the diameter of the control tube 1 is larger than the diameter of an inner tube 9, the strength of the control tube 1 is increased, the quality of the control tube 1 is reduced, the control tube 1 is convenient to install, the control tube 1 completely covers the inner tube 9, and the product function is facilitated to be realized, electromagnetic sheets 2 are fixedly connected to the outer side of the control tube 1, the electromagnetic sheets 2 are uniformly distributed, each electromagnetic sheet 2 comprises a magnetic flux body, a surrounding coil and a control assembly, the opposite faces of the electromagnetic sheets 2 and a permanent magnet II 14 are opposite in magnetism, the number of the electromagnetic sheets 2 is six, when the electromagnetic sheets 2 are electrified, the electromagnetic sheets 2 generate a magnetic field, the electromagnetic sheets 2 and the permanent magnet II 14 attract each other due to the opposite faces in magnetism, the blocking sheet 12 is driven to move outwards to overcome the, the recycling of products is realized, the control grooves 3 which are uniformly distributed are formed in the outer side of the control pipe 1, the springs I and I are fixedly connected to the inner side of each control groove 3, the control blocks 5 are fixedly connected to the outer sides of the springs I and I4, the control blocks 5 are made of metal materials, the diameters of the control blocks 5 are smaller than those of the control grooves 3, the outer side shapes of the control blocks 5 are matched with those of the clamping grooves 13, friction between the control blocks 5 and the control grooves 3 is reduced, the control blocks 5 can be conveniently moved in the control grooves 3, the control blocks 5 are clamped with the clamping grooves 13, movement of the blocking pieces 12 is limited, water conveying channels 20 are enabled to be communicated, and the.
The inner part of the control block 5 is fixedly connected with a first permanent magnet 6, the outer side of the control groove 3 is fixedly connected with an electromagnet 7, the electromagnet 7 comprises a magnetic body, a surrounding coil and a control assembly, the opposite surfaces of the electromagnet 7 and the first permanent magnet 6 are opposite in magnetism, when the electromagnet 7 is electrified, the electromagnet 7 generates a magnetic field, the electromagnet 7 and the first permanent magnet 6 are mutually attracted due to the same opposite surfaces in magnetism, the control block 5 is driven to move under the action of the elastic force of a first spring 4, so that the clamping between the control block 5 and a baffle 12 is released, the baffle 12 moves under the action of the elastic force of a second spring 11 and blocks the water conveying channel 20, the function of automatically controlling and preventing water leakage is realized, the inner part of the control tube 1 is provided with uniformly distributed moving grooves 8, the inner part of the control tube 1 is fixedly connected with an inner tube 9, the inner tube 9, be provided with the sealing ring in the patchhole, through the patchhole with inner tube 9 and separation blade 12 swing joint each other together, separation blade 12 removes in the patchhole, thereby realize the closure and the opening to water delivery way 20, evenly distributed's bullet groove 10 is seted up in the inner tube 9 outside, bullet groove 10 inboard fixedly connected with spring two 11, inner tube 9 outside swing joint has separation blade 12, separation blade 12 is corrosion-resistant material, separation blade 12 includes removal portion and check fender portion, the quantity of separation blade 12 is six, prevent the corruption of separation blade 12, the life of separation blade 12 has been prolonged, through six complete sealings with water delivery way 20 of separation blade 12, when detecting the seepage, realized keeping apart the water route, prevent the function of leaking.
The outer side of the baffle plate 12 is provided with symmetrical clamping grooves 13, the inner part of the baffle plate 12 is fixedly connected with a second permanent magnet 14, the back surface of the control tube 1 is fixedly connected with a starter 15, the inner part of the starter 15 is provided with a starting groove 16, the bottom of the starting groove 16 is fixedly connected with a third spring 17, the third spring 17 is made of corrosion-resistant materials, the width of the third spring 17 is equal to that of the starting groove 16, the outer side of the third spring 17 is provided with a sealing retaining ring, the third spring 17 comprises a moving block body and an electric contact, the frictional resistance between the third spring 17 and the starting groove 16 is reduced, the third spring 17 is convenient to move in the starting groove 16, when the third spring 17 is contacted with the electric contact ring 19, the electromagnet 7 is controlled to be electrified to work, the function of automatic control and leakage prevention is realized, the top of the third spring 17 is fixedly connected with a starting block 18, the bottom of the starting groove, the shape of the water delivery channel 20 is matched with that of an external water delivery pipeline, so that the connection between a product and a water pipe is facilitated, the use performance of the product is improved, and the use of a user is facilitated.
The working principle is as follows: when the product normally works, the blocking piece 12 is positioned at the outermost side of the moving groove 8, the clamping groove 13 and the control block 5 are mutually clamped, the water delivery channel 20 is communicated and carries out normal water delivery and metering, the electromagnet 7 is not electrified, the electromagnet piece 2 is not electrified, the spring II 11 is in a stretching state, no leaked water exists in the starting groove 16, the spring III 17 is not contacted with the electric contact ring 19, when the product interface leaks, accumulated water is generated in the starting groove 16, the accumulated water extrudes the starting block 18, the starting block 18 overcomes the elastic force of the spring III 17 to move downwards, the electric contact ring 19 is driven to be contacted with the starting block 18, so that the electromagnet 7 is controlled to be electrified to generate a magnetic field, the electromagnet 7 and the permanent magnet I6 are mutually attracted to drive the control block 5 to move against the elastic force of the spring I4, the clamping between the control block 5 and the clamping groove 13 is released, the blocking piece 12 is in a movable state, and the, the water delivery channel 20 is completely blocked through the mutual matching of the blocking pieces 12, a water path is cut off, the function of preventing water leakage is realized, the waste of resources is avoided, when the leakage fault is eliminated, the circuit of the electromagnetic piece 2 is switched on, a magnetic field is generated, the electromagnetic piece 2 and the second permanent magnet 14 are mutually attracted to drive the blocking pieces 12 to overcome the elastic action of the second springs 11 to move, the blocking effect on the water delivery channel 20 is eliminated, the water delivery channel 20 is communicated, when the blocking pieces 12 move to the outermost side, the control block 5 is clamped with the clamping groove 13, the blocking pieces 12 are fixed, and the recycling of products is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an automatic control interface leak protection intelligent water gauge, includes control tube (1), its characterized in that: the electromagnetic sheets (2) are fixedly connected to the outer side of the control tube (1) and are uniformly distributed, the control groove (3) is uniformly distributed on the outer side of the control tube (1), the first spring (4) is fixedly connected to the inner side of the control groove (3), the control block (5) is fixedly connected to the outer side of the first spring (4), the first permanent magnet (6) is fixedly connected to the inner side of the control block (5), the electromagnet (7) is fixedly connected to the outer side of the control groove (3), the moving groove (8) is uniformly distributed on the inner side of the control tube (1), the inner tube (9) is fixedly connected to the inner side of the control tube (1), the elastic groove (10) is uniformly distributed on the outer side of the inner tube (9), the second spring (11) is fixedly connected to the inner side of the elastic groove (10), the blocking piece (12) is movably connected to the outer side of the inner, control tube (1) back fixedly connected with starter (15), starter (15) are inside to have seted up and to start groove (16), start groove (16) bottom fixedly connected with spring three (17), spring three (17) top fixedly connected with start block (18), start groove (16) bottom fixedly connected with electricity and touch ring (19), inner tube (9) are inside to have seted up water delivery way (20).
2. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the control tube (1) is made of PVC materials, and the diameter of the control tube (1) is larger than that of the inner tube (9).
3. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the electromagnetic sheet (2) comprises a magnetic body, a surrounding coil and a control assembly, the opposite surfaces of the electromagnetic sheet (2) and the permanent magnet II (14) are opposite in magnetism, and the number of the electromagnetic sheets (2) is six.
4. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the control block (5) is made of metal materials, the diameter of the control block (5) is smaller than that of the control groove (3), and the shape of the outer side of the control block (5) is matched with that of the clamping groove (13).
5. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the electromagnet (7) comprises a magnetic body, a surrounding coil and a control assembly, and the magnetism of the opposite surface of the electromagnet (7) is opposite to that of the permanent magnet I (6).
6. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the inner pipe (9) is made of PVC materials, inserting holes which are uniformly distributed are formed in the outer side of the inner pipe (9), the shape of each inserting hole is matched with that of the baffle (12), and a sealing retainer ring is arranged in each inserting hole.
7. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the baffle plates (12) are made of corrosion-resistant materials, the baffle plates (12) comprise a moving part and grid baffle parts, and the number of the baffle plates (12) is six.
8. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the third spring (17) is made of corrosion-resistant materials, the width of the third spring (17) is equal to that of the starting groove (16), a sealing check ring is arranged on the outer side of the third spring (17), and the third spring (17) comprises a moving block body and an electric contact.
9. The leak-proof intelligent water meter with an automatic control interface as claimed in claim 1, wherein: the diameter of the water delivery channel (20) is smaller than that of the inner pipe (9), and the shape of the water delivery channel (20) is matched with that of the external water delivery pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011621513.6A CN112833973A (en) | 2020-12-31 | 2020-12-31 | Intelligent leakproof water meter with automatic control interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011621513.6A CN112833973A (en) | 2020-12-31 | 2020-12-31 | Intelligent leakproof water meter with automatic control interface |
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| CN112833973A true CN112833973A (en) | 2021-05-25 |
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| CN202011621513.6A Pending CN112833973A (en) | 2020-12-31 | 2020-12-31 | Intelligent leakproof water meter with automatic control interface |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1361413A (en) * | 2000-12-29 | 2002-07-31 | 庄革 | Intelligent antiseepage water meter |
| CN201262561Y (en) * | 2008-09-28 | 2009-06-24 | 符雁归 | Anti-drip infiltration water meter |
| US20100032300A1 (en) * | 2006-11-20 | 2010-02-11 | Clavis Japan Co. | Magnetic water activator |
| CN209197822U (en) * | 2019-01-25 | 2019-08-02 | 北京云梦智慧科技有限公司 | A kind of NB-IOT Internet of Things with safeguard structure is without magnetic Anti-freezing water meter |
-
2020
- 2020-12-31 CN CN202011621513.6A patent/CN112833973A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1361413A (en) * | 2000-12-29 | 2002-07-31 | 庄革 | Intelligent antiseepage water meter |
| US20100032300A1 (en) * | 2006-11-20 | 2010-02-11 | Clavis Japan Co. | Magnetic water activator |
| CN201262561Y (en) * | 2008-09-28 | 2009-06-24 | 符雁归 | Anti-drip infiltration water meter |
| CN209197822U (en) * | 2019-01-25 | 2019-08-02 | 北京云梦智慧科技有限公司 | A kind of NB-IOT Internet of Things with safeguard structure is without magnetic Anti-freezing water meter |
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Effective date of registration: 20240111 Address after: Room 408-8, 4th Floor, Building 2, Haichuang Technology Center, Cangqian Street, Yuhang District, Hangzhou City, Zhejiang Province, 313000 Applicant after: HANGZHOU ZHUILIE TECHNOLOGY Co.,Ltd. Address before: 214000 9 Furun Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province Applicant before: Wuxi Aidi Machinery Technology Co.,Ltd. |
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