CN112729442A - Anti-freezing Internet of things water meter - Google Patents
Anti-freezing Internet of things water meter Download PDFInfo
- Publication number
- CN112729442A CN112729442A CN202110082815.9A CN202110082815A CN112729442A CN 112729442 A CN112729442 A CN 112729442A CN 202110082815 A CN202110082815 A CN 202110082815A CN 112729442 A CN112729442 A CN 112729442A
- Authority
- CN
- China
- Prior art keywords
- water
- water meter
- temperature
- control device
- internet
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 176
- 238000007710 freezing Methods 0.000 title abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000004891 communication Methods 0.000 claims abstract description 39
- 238000005259 measurement Methods 0.000 claims abstract description 8
- 230000006855 networking Effects 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 35
- 238000001914 filtration Methods 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 150000001669 calcium Chemical class 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- 230000002528 anti-freeze Effects 0.000 claims 5
- 230000001105 regulatory effect Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006698 induction Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process 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
- 238000012544 monitoring process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Images
Classifications
-
- 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
- G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
-
- 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
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
- G01F15/063—Indicating or recording devices for remote indication using electrical means
-
- 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
- G01F15/12—Cleaning arrangements; Filters
- G01F15/125—Filters
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to the technical field of water meters, in particular to an anti-freezing Internet of things water meter, which comprises a counting mechanism component positioned above, a metering mechanism component (3) connected below the counting mechanism component, a water meter shell (1) sleeved outside the metering mechanism component (3), a communication device connected to one side of the counting mechanism component and a power supply component, and is characterized in that: the Internet of things water meter also comprises a temperature control device arranged at the bottom of the water meter shell (1); the temperature control device is in communication connection with the communication device; it is different from traditional thing networking water gauge, is equipped with temperature regulating device in order to reach the frost-proof effect in winter, avoids influencing the measurement of water gauge because outdoor rivers temperature crosses lowly, temperature regulating device still is equipped with water level induction system to prevent that temperature regulating device from burning futilely when cutting off the water, in order to reach resources are saved's effect.
Description
Technical Field
The invention relates to the technical field of water meters, in particular to an anti-freezing water meter of an internet of things.
Background
The water meter is an instrument for measuring the accumulated water flow, and is generally divided into a positive displacement water meter and a speed water meter, wherein the traditional water meter comprises a shell, a sleeve and an inner core. The water enters from the water inlet and then passes through the lower space of the shell and enters the sleeve, the bottom of the sleeve is provided with a filter screen for filtering sundries in the water, the sleeve is connected with an upper space above the lower space, and the upper space is communicated with the water outlet.
With the gradual development of the technology of the internet of things, the traditional mechanical water meter and manual meter reading are gradually replaced, and the traditional mechanical water meter and manual meter reading are converted into the automatic meter reading of the water meter of the internet of things and remote information wireless transmission. The water meter of the internet of things adopts the microelectronic technology, the sensing technology and the like to measure the water quantity, and adopts the wireless transmission module to transmit the measured data, so that the use of the water meter of the internet of things provides convenience for control and monitoring, and the working efficiency of a tap water company is greatly improved.
Compared with the traditional water meter, the water meter of the internet of things has higher use convenience, but the manufacturing cost is often higher than that of the traditional water meter, and when the water meter comes in cold winter, the outdoor water meter is subjected to severe climate examination, and anti-freezing measures need to be strengthened on the water meter of the internet of things, so that the water meter is prevented from being damaged due to the fact that the water flow temperature is too low to influence water meter measurement or frost cracking, and the cost of manpower and material resources is saved. Most of the traditional internet of things water meters lack anti-freezing measures, the requirements are difficult to meet, and further improvement is needed.
Disclosure of Invention
Technical problem to be solved
In view of the above disadvantages and shortcomings of the prior art, the invention provides an anti-freezing water meter of the internet of things, which solves the problem that the traditional water meter of the internet of things lacks anti-freezing measures.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
the utility model provides an antifreezing thing networking water gauge, including the counting mechanism subassembly that is located the top, connect in metering mechanism subassembly, the cover of counting mechanism subassembly below are located the outside water gauge shell of metering mechanism subassembly, connect in communication device and the power supply module of counting mechanism subassembly one side, its characterized in that: the Internet of things water meter also comprises a temperature control device arranged at the bottom of the water meter shell; the temperature control device is in communication connection with the communication device;
the counting mechanism assembly is provided with a Bluetooth module in communication connection with the communication device;
the temperature control device comprises a temperature control device shell, a temperature sensing module and a heating element, wherein the temperature sensing module and the heating element are positioned in the temperature control device shell; the temperature sensing module is arranged in contact with the bottom of the water meter shell and used for detecting the temperature of water flow flowing through the water meter shell;
when the temperature of the water flow is lower than a preset value, the heating element is started to heat the water flow.
The temperature control device further comprises a water level sensing device, the water level sensing device is embedded into the water meter shell and connected with the heating element, and when the water level sensing device detects that the water meter shell is anhydrous, the water level sensing device closes the heating element to avoid dry burning.
The inside lower part space that is divided into the intercommunication water inlet of water meter shell and the upper portion space of intercommunication delivery port, filter the sleeve intercommunication upper portion space and lower part space set up to filter the rivers that flow through lower part space and upper portion space in proper order.
The filtering sleeve is of a multi-layer filtering structure and comprises a filtering net, a fiber filtering net film, a medical stone layer, an activated carbon layer and an activated calcium layer; the inner surface and the outer surface of the filtering sleeve are filter screens, and a fiber filter screen film, a medical stone layer, an activated carbon layer and an activated calcium layer are sequentially arranged between the two filter screens.
The metering mechanism assembly is positioned in the upper space of the water meter shell so as to meter the water quantity of the water flow flowing through the upper space;
the metering mechanism assembly comprises a partition plate, a core gear and an impeller; the metering mechanism assembly is electrically connected with the counting mechanism assembly so as to provide water quantity information to the counting mechanism assembly.
A temperature control button is also arranged outside the temperature control device; and a water-meeting automatic power-off protection measure is also arranged in the temperature control device.
The counting mechanism assembly further comprises a calculator, a dial, a gauge head shell, a gauge head upper cover and an upper cover springback device. The calculator is connected with the dial plate and used for enabling the dial plate to display the calculated measurement reading.
The temperature control method of the Internet of things water meter comprises the following steps:
the Internet of things water meter is in remote communication connection with the control device;
after determining that water flows through the water meter, the control device sends a first execution instruction for detecting the water flow temperature to the temperature sensing module;
the control device receives the temperature information of the water flow sent by the temperature sensing module in real time;
the control device compares the temperature information with the preset lowest value, if the water flow temperature of the temperature information is lower than the preset lowest value,
and the control device sends a second execution instruction for starting work to heat the water flow to the heating element.
When the heating element heats water to a preset maximum value, the control device sends a third execution instruction for closing the heating element to the heating element;
if the water level sensing device detects that no water flow exists in the water meter shell, the heating element is forcibly closed, and at the moment, the first execution instruction is entered again.
(III) advantageous effects
The invention has the beneficial effects that: the anti-freezing water meter of the internet of things is different from the traditional water meter of the internet of things, is provided with the temperature control device to achieve the anti-freezing effect in winter, and avoids the influence on the measurement of the water meter due to the excessively low temperature of outdoor water flow; this communication device and the count mechanism subassembly of thing networking water gauge are bluetooth communication connection, when not needing communication device, can dismantle alone and use as ordinary mechanical water gauge, do not influence other devices, subassembly, can be at utmost not changing whole water gauge and not destroy the use purpose that partial component was dismantled under the prerequisite of water gauge outward appearance and reach and want.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is a temperature control method of an internet of things water meter provided by the invention.
[ description of reference ]
1: a water meter housing;
2: a filter cartridge;
3: a metering mechanism assembly;
4: a calculator;
5: a Bluetooth module;
6: a dial plate;
7: a gauge head housing;
8: a meter head upper cover;
9: an upper cover springback device;
10: a communication module assembly;
11: an antenna;
12: a communication device housing;
13: a first power supply component;
14: a water level sensing device;
15: a heating element;
16: a temperature control device housing;
17: a temperature control button;
18: a second power supply assembly;
19: and a temperature sensing module.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. In which the terms "upper", "lower", etc. are used herein with reference to the orientation of fig. 1.
In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Referring to fig. 1, the invention provides an anti-freezing water meter of the internet of things, which comprises a counting mechanism assembly positioned above, a metering mechanism assembly 3 connected below the counting mechanism assembly, a water meter shell 1 sleeved outside the metering mechanism assembly 3, a communication device connected to one side of the counting mechanism assembly, a temperature control device arranged at the bottom of the water meter shell 1 and a power supply assembly.
The inside lower part space that is divided into the intercommunication water inlet of water gauge shell 1 and the upper portion space of intercommunication delivery port, filter sleeve 2 intercommunication upper portion space and lower part space set up to filter the rivers that flow through lower part space and upper portion space in proper order.
The filtering sleeve 2 is of a multi-layer filtering structure and comprises a filtering net, a fiber filtering net film, a medical stone layer, an activated carbon layer and an activated calcium layer; the inner surface and the outer surface of the filtering sleeve 2 are filter screens, and a fiber filter screen film, a medical stone layer, an activated carbon layer and an activated calcium layer are sequentially arranged between the two filter screens.
The metering mechanism assembly 3 comprises a partition plate, a movement gear and an impeller. Metering mechanism subassembly 3 is located the upper portion space of water meter case 1 and filters in sleeve 2, just certain water passing space is left between metering mechanism subassembly 3 and the filter sleeve 2, drives the impeller of metering mechanism subassembly 3 after rivers reach metering mechanism subassembly 3 through the lower part space of water meter case 1 and filter sleeve 2, and the impeller drives the core gear, accomplishes the water gauge measurement. The metering mechanism component 3 is electrically connected with the counting mechanism component so as to provide the water quantity information to the counting mechanism component.
Referring to fig. 1-2, the counting mechanism assembly includes a calculator 4, a bluetooth module 5, a dial 6, a watch head case 7, a watch head upper cover 8 and an upper cover resilient means 9. The calculator 4 is connected with the dial 6 and used for enabling the dial 6 to display the calculated measurement reading, a dial upper cover 8 is arranged above the dial 6 and used for protecting the dial, the dial upper cover 8 is connected with an upper cover rebounding device 9, a button is arranged on the upper cover rebounding device 9, the dial upper cover 8 is automatically opened when the button is pressed down, and the dial upper cover 8 can be rebounded and closed when the button is pressed again; the Bluetooth module 5 is connected with the calculator 4, and the counting mechanism is in communication connection with the communication device through the Bluetooth module 5.
The communication device includes a communication module assembly 10, an antenna 11, and a communication device housing 12. The side wall of the communication device is provided with a buckle, the side wall of the counting mechanism assembly is provided with a clamping groove, and the communication device and the counting mechanism assembly are connected through the buckle and the clamping groove. The communication device is used for transmitting a radio signal, and after receiving the water meter reading of the counting mechanism assembly, the water meter reading is transmitted to the remote computer, when the water meter does not need to be wirelessly transmitted any more, the communication device can be detached independently, and the water meter can be continuously used as a common mechanical water meter, so that the purpose of saving resources is achieved.
The power supply assembly comprises a first power supply assembly 13 and a second power supply assembly 18. The first power supply module 13 is located below the communication device, and the metering mechanism module 3, the counting mechanism module and the communication device are respectively connected to the first power supply module 13.
The temperature control device is in communication connection with the communication device and comprises a water level sensing device 14, a heating element 15, a temperature control device shell 16 and a temperature sensing module 19. The temperature control device shell 16 is arranged at the bottom of the water meter shell 1, and the heating element 15 and the temperature sensing module 19 are arranged inside the temperature control device shell 16; temperature sensing module 19 with the contact setting in water meter case 1 bottom is used for detecting the flow through the rivers temperature of water meter case 1, when rivers temperature is less than predetermineeing minimum, heating element 15 opens with right rivers heat, when rivers temperature heating to predetermineeing the maximum, heating element 15 closes, when rivers temperature is less than predetermineeing minimum, opens once more.
The water level sensing device 14 is embedded in the water meter shell and connected with the heating element 15, and when the water level sensing device 14 detects that no water or only a small amount of water exists in the water meter shell, the water level sensing device 14 closes the heating element 15, so that the dry burning phenomenon is avoided. A flexible waterproof insulator material is attached above the water level sensing device 14.
Temperature regulating device still is equipped with temperature control button 17 outward, with heating element 15 is connected, makes temperature regulating device can also pass through temperature control button 17 manual regulation switch and temperature.
The adjustable temperature range of this temperature regulating device is 15 degrees to 25 degrees, avoids the high temperature to influence other devices, subassembly, prevents to take place the potential safety hazard.
Still be equipped with in the temperature regulating device and meet water automatic power-off safeguard measure, improve the factor of safety of thing networking water gauge.
Be equipped with second power supply module 18 on the temperature regulating device lateral wall, second power supply module 18 is temperature regulating device's independent power supply, when temperature regulating device met water outage protection, do not need the accuse temperature or need maintain this temperature regulating device alone, all can close temperature regulating device alone or pull down, and this temperature regulating device still can install once more, does not influence the work of other devices, subassembly.
Referring to fig. 3, the present invention further provides a temperature control method, including:
the Internet of things water meter is in remote communication connection with the control device;
after determining that water flows through the water meter, the control device sends a first execution instruction for detecting the water flow temperature to the temperature sensing module 19;
the control device receives the temperature information of the water flow sent by the temperature sensing module 19 in real time;
the control device compares the temperature information with the preset lowest value, if the water flow temperature of the temperature information is lower than the preset lowest value,
the control means send a second execution command to the heating element 15 to activate the operation to heat the water flow.
When the heating element 15 heats the water flow to a preset maximum value, the control device sends a third execution instruction for closing the heating element 15 to the heating element 15;
if the water level sensing device 14 detects that there is no water flow in the water meter case 1, the heating element 15 is forcibly turned off, and then the first execution command is entered again.
The anti-freezing water meter of the internet of things is different from the traditional water meter of the internet of things, is provided with the temperature control device to achieve the anti-freezing effect in winter, and avoids the influence on the measurement of the water meter due to the excessively low temperature of outdoor water flow; this communication device and the count mechanism subassembly of thing networking water gauge are bluetooth communication connection, when not needing communication device, can dismantle alone and use as ordinary mechanical water gauge, do not influence other devices, subassembly, can be at utmost not changing whole water gauge and not destroy the use purpose that partial component was dismantled under the prerequisite of water gauge outward appearance and reach and want.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.
Claims (8)
1. The utility model provides an antifreezing thing networking water gauge, including the counting mechanism subassembly that is located the top, connect in metering mechanism subassembly (3), the cover of counting mechanism subassembly below are located metering mechanism subassembly (3) outside water meter case body (1), connect in communication device and the power supply module of counting mechanism subassembly one side, its characterized in that: the Internet of things water meter also comprises a temperature control device arranged at the bottom of the water meter shell (1); the temperature control device is in communication connection with the communication device;
wherein the counting mechanism assembly is provided with a Bluetooth module (5) which is in communication connection with the communication device;
the temperature control device comprises a temperature control device shell (16), a temperature sensing module (19) and a heating element (15), wherein the temperature sensing module and the heating element are positioned in the temperature control device shell (16); the temperature sensing module (19) is arranged in contact with the bottom of the water meter shell (1) and is used for detecting the temperature of water flow flowing through the water meter shell (1);
when the temperature of the water flow is lower than a preset value, the heating element (15) is started to heat the water flow;
the temperature control device further comprises a water level sensing device (14), the water level sensing device (14) is embedded into the water meter shell (1) and is connected with the heating element (15), and when the water level sensing device (14) detects that the water meter shell (1) is anhydrous, the water level sensing device (14) closes the heating element (15) to avoid dry burning.
2. The antifreeze internet of things water meter of claim 1, wherein: the water meter comprises a water meter shell (1), wherein the interior of the water meter shell is divided into a lower space communicated with a water inlet and an upper space communicated with a water outlet, and a filtering sleeve (2) is communicated with the upper space and the lower space so as to filter water flow flowing through the lower space and the upper space in sequence.
3. The antifreeze internet of things water meter of claim 2, wherein: the filtering sleeve (2) is of a multi-layer filtering structure and comprises a filtering net, a fiber filtering net film, a medical stone layer, an activated carbon layer and an activated calcium layer; the inner surface and the outer surface of the filtering sleeve (2) are filter screens, and a fiber filter screen film, a medical stone layer, an activated carbon layer and an activated calcium layer are sequentially arranged between the two filter screens.
4. The antifreeze internet of things water meter of claim 3, wherein:
the metering mechanism assembly (3) is positioned in the upper space of the water meter shell (1) to meter the water quantity of water flowing through the upper space;
the metering mechanism assembly (3) comprises a partition plate, a core gear and an impeller; the metering mechanism component (3) is electrically connected with the counting mechanism component so as to provide water quantity information to the counting mechanism component.
5. The antifreeze internet of things water meter of claim 4, wherein: a temperature control button (17) is also arranged outside the temperature control device; and a water-meeting automatic power-off protection measure is also arranged in the temperature control device.
6. The antifreeze internet of things water meter of claim 5, wherein: the counting mechanism assembly further comprises a calculator (4), a dial (6), a gauge head shell (7), a gauge head upper cover (8) and an upper cover rebounding device (9). The calculator (4) is connected with the dial (6) and is used for enabling the dial (6) to display the calculated measurement reading.
7. The temperature control method for the water meter of the internet of things according to any one of claims 1 to 6, comprising the following steps:
the Internet of things water meter is in remote communication connection with the control device;
after determining that water flow passes through the water meter, the control device sends a first execution instruction for detecting the water flow temperature to the temperature sensing module (19);
the control device receives the temperature information of the water flow sent by the temperature sensing module (19) in real time;
the control device compares the temperature information with the preset lowest value, if the water flow temperature of the temperature information is lower than the preset lowest value,
the control device sends a second execution command to the heating element (15) to activate the operation for heating the water flow.
8. The temperature control method for the internet of things water meter according to claim 7, further comprising:
when the heating element (15) heats the water flow to a preset maximum value, the control device sends a third execution instruction for closing the heating element (15) to the heating element (15);
if the water level sensing device (14) detects that no water flows in the water meter shell (1), the heating element (15) is forcibly closed, and at the moment, the first execution instruction is entered again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110082815.9A CN112729442A (en) | 2021-01-21 | 2021-01-21 | Anti-freezing Internet of things water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110082815.9A CN112729442A (en) | 2021-01-21 | 2021-01-21 | Anti-freezing Internet of things water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112729442A true CN112729442A (en) | 2021-04-30 |
Family
ID=75594733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110082815.9A Pending CN112729442A (en) | 2021-01-21 | 2021-01-21 | Anti-freezing Internet of things water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112729442A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205642516U (en) * | 2016-05-19 | 2016-10-12 | 江西百川水表有限公司 | Anti -freezing water meter |
| CN207907978U (en) * | 2018-01-19 | 2018-09-25 | 临沂市贝泉水表有限公司 | A kind of Internet of Things intelligent wireless remote transmission water meter |
| CN211013103U (en) * | 2019-12-25 | 2020-07-14 | 贵州省非常规天然气勘探开发利用工程研究中心有限公司 | Mixed water metering constant temperature control device |
| KR20200094588A (en) * | 2019-01-30 | 2020-08-07 | 주식회사 청호정밀 | Remote water meter reading system |
| CN214173475U (en) * | 2021-01-21 | 2021-09-10 | 沈阳佳德联益能源科技股份有限公司 | Anti-freezing Internet of things water meter |
-
2021
- 2021-01-21 CN CN202110082815.9A patent/CN112729442A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205642516U (en) * | 2016-05-19 | 2016-10-12 | 江西百川水表有限公司 | Anti -freezing water meter |
| CN207907978U (en) * | 2018-01-19 | 2018-09-25 | 临沂市贝泉水表有限公司 | A kind of Internet of Things intelligent wireless remote transmission water meter |
| KR20200094588A (en) * | 2019-01-30 | 2020-08-07 | 주식회사 청호정밀 | Remote water meter reading system |
| CN211013103U (en) * | 2019-12-25 | 2020-07-14 | 贵州省非常规天然气勘探开发利用工程研究中心有限公司 | Mixed water metering constant temperature control device |
| CN214173475U (en) * | 2021-01-21 | 2021-09-10 | 沈阳佳德联益能源科技股份有限公司 | Anti-freezing Internet of things water meter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104976775B (en) | Storage-type electric water heater with bath water amount function and the method for obtaining water consumption | |
| CN214173475U (en) | Anti-freezing Internet of things water meter | |
| CN204286505U (en) | A kind of electronic measurement water meter of frost-cracking-preventing | |
| CN108680217A (en) | A kind of anti-freeze type intellectual water meter with from drain function | |
| CN105953303B (en) | A kind of knockdown intelligent meter valve all-in-one machine | |
| CN206057615U (en) | A kind of weighing type rain gauge | |
| CN112729442A (en) | Anti-freezing Internet of things water meter | |
| CN205957302U (en) | Heat supply measurement system | |
| CN202813804U (en) | Auxiliary heating device of water heater and water heating system | |
| CN214277081U (en) | Novel intelligent water meter | |
| CN210198467U (en) | Intelligent wireless remote water meter of thing networking | |
| CN105805562B (en) | A kind of liquid line spill and leakage automatic detection control method | |
| CN218524214U (en) | Intelligent wireless transmission water meter | |
| CN210776335U (en) | Liquid level control system for field irrigation | |
| CN205642514U (en) | Anti -freezing water meter | |
| CN111947561A (en) | Low-power-consumption pull rope type crack meter and use method thereof | |
| CN211205421U (en) | Waist wheel type gas meter | |
| CN210109006U (en) | Ground heat conductivity test device | |
| CN201697238U (en) | Heat metering and energy saving device | |
| CN206876242U (en) | Water meter device | |
| CN205690520U (en) | A kind of knockdown intelligent meter valve all-in-one | |
| CN112595377A (en) | Split type waterproof sealing type water gauge | |
| CN207627082U (en) | Electric kettle | |
| CN216433102U (en) | Intelligent water meter based on Internet of things | |
| CN210198466U (en) | Remote water meter with detachable remote controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |