CN202854966U - Intelligent water meter based on switch magnetoresistive sensor - Google Patents
Intelligent water meter based on switch magnetoresistive sensor Download PDFInfo
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- CN202854966U CN202854966U CN 201220538241 CN201220538241U CN202854966U CN 202854966 U CN202854966 U CN 202854966U CN 201220538241 CN201220538241 CN 201220538241 CN 201220538241 U CN201220538241 U CN 201220538241U CN 202854966 U CN202854966 U CN 202854966U
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- circuit
- water meter
- switching magnetic
- resistance sensor
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract 2
- 235000014676 Phragmites communis Nutrition 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005292 diamagnetic effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 230000009131 signaling function Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent water meter based on a switch magnetoresistive sensor. The intelligent water meter based on the switch magnetoresistive sensor mainly resolves the problems that a traditional intelligent water meter is bad in starting flow and inaccurate in measurement. The intelligent water meter based on the switch magnetoresistive sensor comprises a base water meter, a switch magnetoresistive sensor, a controller, a control valve, a power source and a liquid crystal display (LCD) screen. The switch magnetoresistive sensor is installed in the dial plate of the base water meter. The switch magnetoresistive sensor, the control valve, the power source and the LCD screen are respectively connected with the controller. The controller comprises a microprocessor, a power circuit, a signal acquisition circuit, a valve control circuit, a valve control circuit, an LCD circuit, a read-write card circuit and a remote transmission circuit, wherein the power circuit, the signal acquisition circuit, the valve control circuit, the valve control circuit, the LCD circuit, the read-write card circuit and the remote transmission circuit are respectively connected with the microprocessor. According to the intelligent water meter based on the switch magnetoresistive sensor, by replacing the original reed pipe sensor and Wiegand sensor with the switch magnetoresistive sensor, a signal reading function is achieved. The intelligent water meter based on the switch magnetoresistive sensor is accurate in measurement, convenient to install, high in sensitivity, small in starting flow and high in measuring precision.
Description
Technical field
The utility model relates to a kind of flow measurement device, specifically a kind of intellectual water meter based on the switching magnetic-resistance sensor.
Background technology
The at present existing intellectual water meter mode of winning the confidence mainly contains following two kinds: the first is that tongue tube is won the confidence, above counter, add a plastic ring, be provided with sensor sleeve at plastic ring, the inner tongue tube of installing is as sensor, simultaneously overstriking refers to meter and establishes a magnet in inside, obtain flow signal to cooperate sensor, because adding a plastic ring on the counter, so need water meter copper cover is increased, in order to whole counter portion is covered, still, the tongue tube of glass material is very easily broken, easily cause metering inaccurate, the tongue tube volume is difficult for greatly installing simultaneously; The second is that the Wei root is won the confidence, and Wiegand sensor requires high to impeller magnet steel magnetic field intensity, needs equipped high strength magnet steel, causes the intellectual water meter initial-flow poor because magnet steel intensity is high, the poor series of problems that waits of diamagnetic interference, and the response frequency of Wiegand sensor is low simultaneously.
The utility model content
For above-mentioned deficiency, the utility model provides a kind of intellectual water meter based on the switching magnetic-resistance sensor, it replaces tongue tube sensor, Wiegand sensor to realize the signal-obtaining function by the switching magnetic-resistance sensor, it is accurate measurement, easy for installation not only, and highly sensitive, initial-flow is little, and measuring accuracy is high.
The technical scheme in the invention for solving the technical problem is: a kind of intellectual water meter based on the switching magnetic-resistance sensor, comprise essentic-water-meter, signal picker, controller, operation valve, power supply and LCD LCDs, it is characterized in that, described signal picker comprises the switching magnetic-resistance sensor, described switching magnetic-resistance installation of sensors is in the essentic-water-meter dial plate, and described switching magnetic-resistance sensor, operation valve, power supply and LCD LCDs are connected with controller respectively; Described controller comprises microprocessor and the power circuit that is connected with microprocessor respectively, signal acquisition circuit, valve controling circuit, LCD liquid crystal display circuit, read-write card circuit, teletransmission circuit; Wherein, described essentic-water-meter is installed in the water inlet place of pipeline, and the switching magnetic-resistance sensor is fixed in the essentic-water-meter by installation component, and operation valve is installed in the water outlet of pipeline; The switching magnetic-resistance sensor links to each other with signal acquisition circuit by wire, sends to microprocessor in order to will collect essentic-water-meter information; Valve controling circuit links to each other with operation valve by wire, in order to come the operation valve switching manipulation according to microprocessor instruction and the switching information of operation valve is sent to microprocessor; Power supply links to each other with power circuit by wire, with thinking that controller provides working power; Microprocessor sends to the LCD LCDs by the LCD liquid crystal display circuit with relevant information and shows; Microprocessor is connected with read-write card circuit and teletransmission circuit respectively and realizes read-write card and transporting function.
Further, described installation component comprises print wheel shaft, character wheel, dial, train wheel bridge and the lower plate that is arranged in the essentic-water-meter dial plate, described print wheel shaft is arranged between train wheel bridge and the lower plate, described train wheel bridge is provided with groove near print wheel shaft, described switching magnetic-resistance sensor setting is in groove, be fixed with character wheel on the described print wheel shaft, be fixed with magnet in the via hole of described character wheel, described dial is arranged on the train wheel bridge top; Described switching magnetic-resistance sensor is connected with the wire of outwards drawing.
Further, described wire is drawn by the fluting that is arranged on dial and train wheel bridge relevant position.
Further, described power supply comprises direct supply or battery.
The beneficial effects of the utility model are: the utility model is by adopting the alternative original tongue tube sensor of switching magnetic-resistance sensor, Wiegand sensor to realize the signal-obtaining function, accurate measurement, easy for installation not only, and highly sensitive, initial-flow is little, and measuring accuracy is high.Simultaneously, the utility model adopts the switching magnetic-resistance sensor to substitute original tongue tube sensor, with the switching magnetic-resistance installation of sensors in the dial below, not only make whole dial high-visible, be easy to data and read, and reduced copper cover height, saved material cost.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the theory diagram of controller described in the utility model;
Fig. 3 is the structural representation of installation component described in the utility model.
Among the figure: 1 essentic-water-meter, 2 switching magnetic-resistance sensors, 3 controllers, 4 operation valves, 5 power supplys, 6LCD LCDs, 7 switching magnetic-resistance sensors, 8 print wheel shafts, 9 character wheels, 10 dials, 11 train wheel bridges, 12 lower plates, 13 grooves, 14 magnet, 15 wires, 16 flutings.
Embodiment
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.
As depicted in figs. 1 and 2, a kind of intellectual water meter based on the switching magnetic-resistance sensor of the present utility model comprises essentic-water-meter 1, switching magnetic-resistance sensor 2, controller 3, operation valve 4, power supply 5 and LCD LCDs 6.Described switching magnetic-resistance sensor 2 is installed in the dial plate of essentic-water-meter 1, and described switching magnetic-resistance sensor 2, operation valve 4, power supply 5 and LCD LCDs 6 are connected with controller 3 respectively; Described controller 3 comprises microprocessor and the power circuit that is connected with microprocessor respectively, signal acquisition circuit, valve controling circuit, LCD liquid crystal display circuit, read-write card circuit, teletransmission circuit; Wherein, described essentic-water-meter 1 is installed in the water inlet place of pipeline, and switching magnetic-resistance sensor 2 is fixed in the essentic-water-meter by installation component, and operation valve 4 is installed in the water outlet of pipeline; Switching magnetic-resistance sensor 2 links to each other with signal acquisition circuit by wire, sends to microprocessor in order to will collect essentic-water-meter information; Valve controling circuit links to each other with operation valve 4 by wire, in order to come the operation valve switching manipulation according to microprocessor instruction and the switching information of operation valve is sent to microprocessor; Power supply links to each other with power circuit by wire, with thinking that controller 3 provides working power; Microprocessor sends to LCD LCDs 6 by the LCD liquid crystal display circuit with relevant information and shows; Microprocessor is connected with read-write card circuit and teletransmission circuit respectively, in order to realize read-write card and transporting function.
As shown in Figure 3, installation component described in the utility model comprises print wheel shaft 8, character wheel 9, dial 10, train wheel bridge 11 and the lower plate 12 that is arranged in essentic-water-meter 1 dial plate, described print wheel shaft 8 is arranged between train wheel bridge 11 and the lower plate 12, described train wheel bridge 11 is provided with groove 13 near print wheel shaft 8, described switching magnetic-resistance sensor 7 is arranged in the groove 13, be fixed with character wheel 9 on the described print wheel shaft 8, be fixed with magnet 14 in the via hole of described character wheel 9, described dial 10 is arranged on the top of train wheel bridge 11; Described switching magnetic-resistance sensor 7 also is connected with the wire 15 of outwards drawing, and described wire 15 is drawn by the fluting 16 that is arranged on dial and train wheel bridge relevant position,, in order to realize the read signal function.
Except structure described in the utility model, all the other are prior art.
The above is preferred implementation of the present utility model; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also are regarded as protection domain of the present utility model.
Claims (4)
1. intellectual water meter based on the switching magnetic-resistance sensor, comprise essentic-water-meter, signal picker, controller, operation valve, power supply and LCD LCDs, it is characterized in that, described signal picker comprises the switching magnetic-resistance sensor, described switching magnetic-resistance installation of sensors is in the essentic-water-meter dial plate, and described switching magnetic-resistance sensor, operation valve, power supply and LCD LCDs are connected with controller respectively; Described controller comprises microprocessor and the power circuit that is connected with microprocessor respectively, signal acquisition circuit, valve controling circuit, LCD liquid crystal display circuit, read-write card circuit, teletransmission circuit; Wherein, described essentic-water-meter is installed in the water inlet place of pipeline, and the switching magnetic-resistance sensor is fixed in the essentic-water-meter by installation component, and operation valve is installed in the water outlet of pipeline; The switching magnetic-resistance sensor links to each other with signal acquisition circuit by wire, sends to microprocessor in order to will collect essentic-water-meter information; Valve controling circuit links to each other with operation valve by wire, in order to come the operation valve switching manipulation according to microprocessor instruction and the switching information of operation valve is sent to microprocessor; Power supply links to each other with power circuit by wire, with thinking that controller provides working power; Microprocessor sends to the LCD LCDs by the LCD liquid crystal display circuit with relevant information and shows; Microprocessor is connected with read-write card circuit and teletransmission circuit respectively and realizes read-write card and transporting function.
2. a kind of intellectual water meter based on the switching magnetic-resistance sensor according to claim 1, it is characterized in that, described installation component comprises print wheel shaft, character wheel, dial, train wheel bridge and the lower plate that is arranged in the essentic-water-meter dial plate, described print wheel shaft is arranged between train wheel bridge and the lower plate, described train wheel bridge is provided with groove near print wheel shaft, described switching magnetic-resistance sensor setting is in groove, be fixed with character wheel on the described print wheel shaft, be fixed with magnet in the via hole of described character wheel, described dial is arranged on the train wheel bridge top; Described switching magnetic-resistance sensor is connected with the wire of outwards drawing.
3. a kind of intellectual water meter based on the switching magnetic-resistance sensor according to claim 2 is characterized in that, described wire is drawn by the fluting that is arranged on dial and train wheel bridge relevant position.
4. a kind of intellectual water meter based on the switching magnetic-resistance sensor according to claim 1 is characterized in that, described power supply comprises direct supply or battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220538241 CN202854966U (en) | 2012-10-19 | 2012-10-19 | Intelligent water meter based on switch magnetoresistive sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220538241 CN202854966U (en) | 2012-10-19 | 2012-10-19 | Intelligent water meter based on switch magnetoresistive sensor |
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| Publication Number | Publication Date |
|---|---|
| CN202854966U true CN202854966U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220538241 Expired - Fee Related CN202854966U (en) | 2012-10-19 | 2012-10-19 | Intelligent water meter based on switch magnetoresistive sensor |
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| CN (1) | CN202854966U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289044A (en) * | 2020-02-29 | 2020-06-16 | 成都易信达科技股份有限公司 | Internet of things water meter and using method thereof |
-
2012
- 2012-10-19 CN CN 201220538241 patent/CN202854966U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111289044A (en) * | 2020-02-29 | 2020-06-16 | 成都易信达科技股份有限公司 | Internet of things water meter and using method thereof |
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