CN213021730U - Water flow sensor and water heater - Google Patents
Water flow sensor and water heater Download PDFInfo
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- CN213021730U CN213021730U CN202021760312.XU CN202021760312U CN213021730U CN 213021730 U CN213021730 U CN 213021730U CN 202021760312 U CN202021760312 U CN 202021760312U CN 213021730 U CN213021730 U CN 213021730U
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Abstract
The utility model relates to a water flow sensor and water heater, this water flow sensor includes: the magnetic rotor assembly comprises a main body, a magnetic rotor assembly and a Hall switch assembly. The main body includes: water inlet interface, pipeline, play water interface, and moisturizing interface. The water inlet interface is provided with a connecting plate. The connecting plate is provided with a mounting hole. The water outlet interface is sleeved with a nut and a limiting block. The water replenishing interface is adjacent to the water outlet interface and is provided with an external thread. The magnetic rotor assembly includes: a support and an impeller rotor. The impeller rotor is provided with a magnetic part. The utility model has the advantages that: the integrated tee bend connects on water flow sensor reduces the external device when using, improves the interface of intaking for axial screwed connection, goes out the water connection and improves to cup joint for the nut, reduces the degree of difficulty of installation and dismantlement, and at the in-process of transportation or long-term use moreover, under the condition such as collision, rock, perhaps atress, also difficult appearance pine takes off.
Description
Technical Field
The utility model relates to a water heater technical field especially relates to a water flow sensor to and a water heater who contains this water flow sensor.
Background
A water heater is a device for heating water, which can be heated by electric heating and combustion to realize heating. Water heaters are provided with inlet valves that interface with the water supply network and a water flow sensor to detect water flow for controlled heating.
When the water flow sensor in the traditional water heater is used, the inlet port of the water flow sensor is in butt joint with the water inlet joint through the bolt, the outlet end of the water flow sensor is also in butt joint with the tee joint through the bolt, and the tee joint is utilized to be in butt joint with the water return pipe and the water pump respectively. The structure in the water heater is more complicated, and the space is narrow and small, and technical staff need dodge various devices in narrow and small space when installing and dismantling water flow sensor, and the degree of difficulty of installation and dismantlement is all bigger, and the bolt is in the transportation or the in-process of long-term use moreover, because the collision, rock, perhaps reason such as atress, the pine takes off appears easily.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a water flow sensor integrates the tee bend on water flow sensor and connects, reduces the external device when using, improves the interface of intaking for axial screwed connection, goes out the interface and improves to cup joint for the nut, reduces the degree of difficulty of installation and dismantlement, and at the in-process of transportation or long-term use moreover, under the condition such as collision, rock, perhaps atress, also the pine of also appearing takes off easily.
A water flow sensor comprising:
a main body; the main body includes: the water supply device comprises a water inlet interface, a pipeline connected with the water inlet interface, a water outlet interface of the pipeline and a water replenishing interface connected with the pipeline; the water inlet interface is provided with a connecting plate arranged along the radial section of the pipeline; mounting holes arranged along the axial direction of the pipeline are formed in the two sides of the connecting plate; the connecting plate is provided with a protruding part extending away from the pipeline; the protruding part is provided with a first clamping groove which is sleeved with a first sealing ring; the water outlet interface is sleeved with a nut capable of sliding along the axial direction of the pipeline and a limiting block for limiting the sliding position of the nut; the water outlet interface is provided with a second clamping groove, and the second clamping groove is sleeved with a second sealing ring; the water replenishing interface is arranged adjacent to the water outlet interface and is provided with an external thread;
a magnetic rotor assembly mounted on the body; the magnetic rotor assembly includes: the impeller rotor is pivoted on the bracket; the impeller rotor is provided with a magnetic part; the bracket penetrates into the pipeline from the water inlet interface and stays at one end of the pipeline close to the water outlet interface and the water supplementing interface; and
a Hall switch assembly mounted on the main body; the Hall switch assembly is positioned on the side wall of the pipeline and corresponds to the position of the impeller rotor.
When the water flow sensor works, the water inlet interface is in butt joint with the water inlet joint, the water outlet interface is in butt joint with the water pump of the water heater, the water supplementing interface is in butt joint with the water return pipe, when water flows into the water inlet interface and flows through the pipeline, the impeller rotor in the magnetic rotor assembly is driven to rotate, the magnetic part is driven to move and generate a changing magnetic field, and the change of the magnetic field is detected through the Hall switch assembly so as to obtain water flow parameters. Wherein, go out water interface and moisturizing interface and form three joint structure, need not external three joint again when using. When water inlet interface and water supply connector butt joint, through the screw with the connecting plate with water supply connector concatenate together can to improve the leakproofness through first sealing washer. When going out water interface and water pump butt joint, penetrate the interface of water pump with the outer end of going out the water interface, then through the external screw thread on the interface of rotating nut with the butt joint water pump to improve the leakproofness through the second sealing washer. And the water supplementing interface is connected with the water return pipe through external threads. Through the design, integrated tee bend connects on water flow sensor, reduces the external device when using, improves the interface of intaking for axial screwed connection, goes out the water connection and improves and cup joint for the nut, reduces the degree of difficulty of installation and dismantlement, and at the in-process of transportation or long-term use in addition, under the condition such as collision, rock, perhaps atress, also the pine takes off easily appearing.
In one embodiment, the water replenishing interface is sleeved with a detachable plugging piece; the shutoff piece is used for blockking up the moisturizing interface. When the water return pipe does not need to be butted, the water supplementing interface can be plugged through the plugging piece, otherwise, the plugging piece is taken down.
In one embodiment, the bracket comprises: a first frame body and a second frame body; the first frame body and the second frame body are inserted and connected into a whole along the axial direction of the pipeline and form a cavity for accommodating the impeller rotor. When assembling the magnetism rotor subassembly, with impeller rotor pin joint on first support body or second support body, then connect first support body and second support body again and insert together can, the equipment is very convenient, and the same reason, it is also very simple to dismantle.
In one embodiment, the inner wall of the pipeline is provided with a sliding groove arranged along the axial direction; the outside of the bracket is provided with a guide convex strip which is connected with the sliding chute in a sliding way. Utilize spout and direction sand grip cooperation, can guide the magnetic rotor subassembly and install the preset position on the pipeline accurately.
In one embodiment, the conduit is provided with a removable locating pin; the locating pin sets up and the butt support is close to the one end of water interface radially from outside to inside along the pipeline. The locating pin can prevent the magnetic rotor from reversing and deviating under the action of gravity.
In one embodiment, the pipe is further provided with a third sealing ring sleeved on the outer end of the positioning pin. The third sealing ring is used for improving the sealing performance of the positioning pin.
In one embodiment, a detachable filter screen is arranged at one end of the pipeline close to the water inlet interface. The screen is used to filter debris to protect the magnetic rotor assembly.
In one embodiment, the outer diameter of the outer end of the water outlet interface is smaller than the inner diameter of the nut; the water outlet interface is provided with an external thread matched with the nut. When the nut slides, the external threads on the water outlet interface and the interface of the water pump are used for limiting, and the connection stability of the water outlet interface and the interface of the water pump is improved.
In one embodiment, the body further comprises: the temperature detection interface is positioned at the junction of the water supplementing interface and the water outlet interface; the temperature detection interface is used for installing a water temperature sensor.
And simultaneously, the utility model also provides a water heater.
A water heater comprising a water flow sensor according to any of the embodiments described above.
The water heater is provided with a novel water flow sensor. During operation, the interface butt joint of intaking connects into water, goes out the water pump of water interface butt joint water heater, and the moisturizing interface butt joint return water pipe drives the impeller rotor among the magnetism rotor subassembly and rotates when rivers get into and flow through the pipeline from the interface of intaking, drives the motion of magnetic part and produces the magnetic field that changes, detects the magnetic field through hall switch subassembly and changes in order to obtain the discharge parameter. Wherein, go out water interface and moisturizing interface and form three joint structure, need not external three joint again when using. When water inlet interface and water supply connector butt joint, through the screw with the connecting plate with water supply connector concatenate together can to improve the leakproofness through first sealing washer. When going out water interface and water pump butt joint, penetrate the interface of water pump with the outer end of going out the water interface, then through the external screw thread on the interface of rotating nut with the butt joint water pump to improve the leakproofness through the second sealing washer. And the water supplementing interface is connected with the water return pipe through external threads. Through the design, integrated tee bend connects on water flow sensor, reduces the external device when using, improves the interface of intaking for axial screwed connection, goes out the water connection and improves and cup joint for the nut, reduces the degree of difficulty of installation and dismantlement, and at the in-process of transportation or long-term use in addition, under the condition such as collision, rock, perhaps atress, also the pine takes off easily appearing.
Drawings
Fig. 1 is a perspective view of a water flow sensor according to an embodiment of the present invention;
FIG. 2 is a perspective view of the water flow sensor of FIG. 1 from another perspective;
FIG. 3 is a top view of the water flow sensor shown in FIG. 1;
FIG. 4 is a cross-sectional view of the water flow sensor of FIG. 3 taken along A-A;
FIG. 5 is an exploded view of the water flow sensor shown in FIG. 1;
fig. 6 is a schematic view showing a use state of the water flow rate sensor shown in fig. 1.
The meaning of the reference symbols in the drawings is:
100-water flow sensor;
10-a main body, 11-a water inlet interface, 111-a connecting plate, 1111-a mounting hole, 1112-a protruding part, 112-a first sealing ring, 12-a pipeline, 121-a positioning pin, 122-a third sealing ring, 13-a water outlet interface, 131-a nut, 132-a limiting block, 133-a second sealing ring, 14-a water supplementing interface and 15-a temperature detection interface;
20-magnetic rotor assembly, 21-bracket, 211-first frame, 212-second frame, 213-guiding convex strip, 22-impeller rotor;
30-a hall switch assembly;
200-water inlet joint;
300-a water pump;
400-a water return pipe.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
As shown in fig. 1 to 6, it is a water flow sensor 100 according to an embodiment of the present invention.
As shown in fig. 1 to 5, the water flow sensor 100 includes: a main body 10, a magnetic rotor assembly 20 mounted on the main body 10, and a hall switch assembly 30 mounted on the main body 10. As shown in fig. 6, the main body 10 is used for connecting the water inlet connector 200, the water pump 300, and the water return pipe 400 to perform a drainage function. The magnetic rotor assembly 20 operates under the influence of water flow to produce a varying magnetic field that is used by the hall switch assembly 30 to detect the varying magnetic field to obtain a water flow parameter.
Hereinafter, the water flow sensor 100 will be further described with reference to fig. 1 to 6.
As shown in fig. 5, the main body 10 includes: the water supply device comprises a water inlet interface 11, a pipeline 12 connected with the water inlet interface 11, a water outlet interface 13 of the pipeline 12 and a water replenishing interface 14 connected with the pipeline 12. Wherein, the water inlet interface 11 is provided with a connecting plate 111 along the radial section of the pipeline 12. The connection plate 111 is provided at both sides thereof with mounting holes 1111 provided in the axial direction of the pipe 12. The connection plate 111 is provided with a protrusion 1112 extending away from the tube 12. The protruding portion 1112 is provided with a first engaging groove, and the first engaging groove is sleeved with the first sealing ring 112. A nut 131 capable of sliding along the axial direction of the pipeline 12 and a limiting block 132 for limiting the sliding position of the nut 131 are sleeved on the water outlet interface 13. The water outlet port 13 is provided with a second clamping groove, and the second clamping groove is sleeved with a second sealing ring 133. The water supplementing interface 14 is arranged adjacent to the water outlet interface 13 and is provided with external threads.
In some embodiments, the outer diameter of the outer end of the outlet port 13 is smaller than the inner diameter of the nut 131. The water outlet port 13 is provided with an external thread matching the nut 131. When the nut 131 slides, the external threads on the water outlet port 13 and the port of the water pump 300 are used for limiting, and the connection stability of the water outlet port 13 and the port of the water pump 300 is improved.
In some embodiments, the refill interface 14 may be fitted with a removable closure. The blocking piece is used for blocking the water replenishing interface 14. When the water return pipe 400 does not need to be butted, the water replenishing interface 14 can be blocked by the blocking piece, and otherwise, the blocking piece is taken down.
As shown in fig. 1 to 6, in the present embodiment, the main body 10 further includes: and the temperature detection interface 15 is arranged at the junction of the water supplementing interface 14 and the water outlet interface 13. The temperature detection interface 15 is used for installing a water temperature sensor, and detecting the water flow temperature through the water temperature sensor, so that the running state of the equipment can be monitored conveniently.
As shown in fig. 4 and 5, the magnetic rotor assembly 20 includes: a support 21 housed in the pipe 12 in the radial direction of the pipe 12 and an impeller rotor 22 pivoted on the support 21. The impeller rotor 22 is provided with a magnetic member. The bracket 21 penetrates into the pipeline 12 from the water inlet interface 11 and stays at one end of the pipeline 12 close to the water outlet interface 13 and the water replenishing interface 14.
As shown in fig. 4, in the present embodiment, the bracket 21 includes: a first frame 211 and a second frame 212. The first and second frames 211 and 212 are integrally inserted in the axial direction of the pipe 12 and form a cavity for receiving the impeller rotor 22. When assembling the magnetic rotor assembly 20, the vane rotor 22 is pivotally connected to the first frame 211 or the second frame 212, and then the first frame 211 and the second frame 212 are inserted together, so that the assembly is very convenient, and in the same way, the disassembly is also very simple.
Further, as shown in fig. 4 and 5, in the present embodiment, the inner wall of the pipe 12 may be provided with a slide groove arranged in the axial direction. The outer side of the bracket 21 is provided with a guide convex strip 213 which is slidably connected with the sliding groove. The magnetic rotor assembly 20 can be guided to be accurately mounted to a predetermined position on the pipe 12 by the sliding grooves in cooperation with the guide protrusions 213.
As shown in fig. 4, in this embodiment, the pipe 12 is provided with a detachable positioning pin 121. The positioning pin 121 is disposed from the outside to the inside in the radial direction of the pipe 12 and abuts against one end of the bracket 21 near the water outlet port 13. The locating pin 121 may prevent the magnetic rotor assembly 20 from being back-biased under gravity. Furthermore, the positioning pin 121 may be a pin with an external thread, which is screwed from the outer side wall of the pipe 12 to the inner cavity of the pipe 12.
In view of the possibility of leakage at the location where the locating pin 121 is installed, the pipe 12 may also be provided with a third sealing ring 122 that engages the outer end of the locating pin 121, as shown in fig. 4. The third seal ring 122 is used to improve the sealing performance at the positioning pin 121.
In addition, in order to avoid the magnetic rotor assembly 20 from being damaged due to the debris in the water flow, in other embodiments, the end of the pipe 12 near the water inlet port 11 may be provided with a removable filter screen. The mounting of the screen may be referred to the mounting of the magnetic rotor assembly 20. The screen is used to filter debris to protect the magnetic rotor assembly 20.
As shown in fig. 4 and 5, the hall switch assembly 30 is located on the sidewall of the pipe 12 and corresponds to the position of the impeller rotor 22.
When the water flow sensor 100 works, the water inlet interface 11 is in butt joint with the water inlet connector 200, the water outlet interface 13 is in butt joint with the water pump 300 of the water heater, and the water replenishing interface 14 is in butt joint with the water return pipe 400, when water flows into the pipeline 12 from the water inlet interface 11 and flows through the pipeline 12, the impeller rotor 22 in the magnetic rotor assembly 20 is driven to rotate, the magnetic part is driven to move, a changing magnetic field is generated, and the change of the magnetic field is detected through the Hall switch assembly 30 so as to obtain water flow parameters. Wherein, the water outlet interface 13 and the water replenishing interface 14 form a three-way joint structure, and the three-way joint does not need to be externally connected when in use. When the water inlet port 11 is butted against the water inlet joint 200, the connection plate 111 and the water inlet joint 200 may be connected in series by screws, and the sealing property may be improved by the first seal ring 112. When the water outlet port 13 is in butt joint with the water pump 300, the outer end of the water outlet port 13 penetrates into the port of the water pump 300, then the nut 131 is screwed to butt joint the external thread on the port of the water pump 300, and the sealing performance is improved through the second sealing ring 133. And the water supplement port 14 is connected with the water return pipe 400 through an external thread. Through the design, integrated tee bend connects on water flow sensor 100, reduces the external device when using, improves into water inlet 11 and connects for axial screwed connection, goes out water outlet 13 and improves and cup joints for nut 131, reduces the degree of difficulty of installation and dismantlement, and at the in-process of transportation or long-term use in addition, under the condition such as collision, rock, perhaps atress, also difficult appearance pine takes off.
It should be noted that the water flow sensor 100 of the present invention can be applied to a water heater, and can also be applied to a wall-hanging stove on the premise of satisfying the functional requirements.
And simultaneously, the utility model also provides a water heater.
The water heater includes the water flow sensor 100 of the above-described embodiment.
The water heater is provided with a novel water flow sensor 100. When the water heater works, the water inlet connector 11 is in butt joint with the water inlet connector 200, the water outlet connector 13 is in butt joint with the water pump 300 of the water heater, the water supplementing connector 14 is in butt joint with the water return pipe 400, when water flows into the water heater from the water inlet connector 11 and flows through the pipeline 12, the impeller rotor 22 in the magnetic rotor assembly 20 is driven to rotate, the magnetic part is driven to move, a changing magnetic field is generated, and the change of the magnetic field is detected through the Hall switch assembly 30 so as to obtain water flow parameters. Wherein, the water outlet interface 13 and the water replenishing interface 14 form a three-way joint structure, and the three-way joint does not need to be externally connected when in use. When the water inlet port 11 is butted against the water inlet joint 200, the connection plate 111 and the water inlet joint 200 may be connected in series by screws, and the sealing property may be improved by the first seal ring 112. When the water outlet port 13 is in butt joint with the water pump 300, the outer end of the water outlet port 13 penetrates into the port of the water pump 300, then the nut 131 is screwed to butt joint the external thread on the port of the water pump 300, and the sealing performance is improved through the second sealing ring 133. And the water supplement port 14 is connected with the water return pipe 400 through an external thread. Through the design, integrated tee bend connects on water flow sensor 100, reduces the external device when using, improves into water inlet 11 and connects for axial screwed connection, goes out water outlet 13 and improves and cup joints for nut 131, reduces the degree of difficulty of installation and dismantlement, and at the in-process of transportation or long-term use in addition, under the condition such as collision, rock, perhaps atress, also difficult appearance pine takes off.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A water flow sensor, comprising:
a main body; the main body includes: the water supply device comprises a water inlet interface, a pipeline connected with the water inlet interface, a water outlet interface of the pipeline and a water replenishing interface connected with the pipeline; the water inlet interface is provided with a connecting plate arranged along the radial section of the pipeline; mounting holes arranged along the axial direction of the pipeline are formed in the two sides of the connecting plate; the connecting plate is provided with a protruding part extending away from the pipeline; the protruding part is provided with a first clamping groove, and the first clamping groove is sleeved with a first sealing ring; the water outlet interface is sleeved with a nut capable of sliding along the axial direction of the pipeline and a limiting block for limiting the sliding position of the nut; the water outlet interface is provided with a second clamping groove, and the second clamping groove is sleeved with a second sealing ring; the water replenishing interface is arranged adjacent to the water outlet interface and is provided with an external thread;
a magnetic rotor assembly mounted on the body; the magnetic rotor assembly includes: the impeller rotor is pivoted on the bracket; the impeller rotor is provided with a magnetic part; the bracket penetrates into the pipeline from the water inlet interface and stays at one end of the pipeline close to the water outlet interface and the water supplementing interface; and
a Hall switch assembly mounted on the main body; the Hall switch assembly is located on the side wall of the pipeline and corresponds to the position of the impeller rotor.
2. The water flow sensor according to claim 1, wherein the water refill interface is sleeved with a removable closure; the plugging piece is used for plugging the water replenishing interface.
3. The water flow sensor of claim 1, wherein the bracket comprises: a first frame body and a second frame body; the first frame body and the second frame body are inserted into a whole along the axial direction of the pipeline and form a cavity for accommodating the impeller rotor.
4. The water flow sensor according to claim 1, wherein the inner wall of said conduit is provided with axially disposed runners; the outside of support is equipped with sliding connection the direction sand grip of spout.
5. The water flow sensor according to claim 4, wherein the conduit is provided with a removable locating pin; the positioning pin is arranged along the radial direction of the pipeline from outside to inside and is abutted against one end, close to the water outlet port, of the support.
6. The water flow sensor according to claim 5, wherein said conduit is further provided with a third sealing ring received over an outer end of said locator pin.
7. The water flow sensor according to claim 1, wherein a removable filter screen is provided at an end of the conduit proximate the water inlet interface.
8. The water flow sensor according to claim 1, wherein an outer diameter of an outer end of the water outlet port is smaller than an inner diameter of the nut; the water outlet interface is provided with an external thread matched with the nut.
9. The water flow sensor of claim 1, wherein the body further comprises: the temperature detection interface is positioned at the intersection of the water supplementing interface and the water outlet interface; the temperature detection interface is used for installing a water temperature sensor.
10. A water heater comprising a water flow sensor according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021760312.XU CN213021730U (en) | 2020-08-21 | 2020-08-21 | Water flow sensor and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021760312.XU CN213021730U (en) | 2020-08-21 | 2020-08-21 | Water flow sensor and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213021730U true CN213021730U (en) | 2021-04-20 |
Family
ID=75467763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021760312.XU Active CN213021730U (en) | 2020-08-21 | 2020-08-21 | Water flow sensor and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213021730U (en) |
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2020
- 2020-08-21 CN CN202021760312.XU patent/CN213021730U/en active Active
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Address after: 523000 No. 3, Fengtian Road, Tangxia Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN ARCIO HEAT ENERGY EQUIPMENT CO.,LTD. Address before: Block 117, new sun industrial city, No.20, Xinhong Road, Lin village, Tangxia Town, Dongguan City, Guangdong Province, 523000 Patentee before: DONGGUAN ARCIO HEAT ENERGY EQUIPMENT CO.,LTD. |