CN203405249U - Flow sensor of remote water meter - Google Patents
Flow sensor of remote water meter Download PDFInfo
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- CN203405249U CN203405249U CN201320445512.XU CN201320445512U CN203405249U CN 203405249 U CN203405249 U CN 203405249U CN 201320445512 U CN201320445512 U CN 201320445512U CN 203405249 U CN203405249 U CN 203405249U
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- water meter
- flow sensor
- heart yearn
- resistance
- counting circuit
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Abstract
The utility model provides a flow sensor of a remote water meter and belongs to the technical field of water meter metering. The flow sensor of the remote water meter solves the problems that a type selection period of a water meter flow collector of an existing remote water meter is prolonged and the following maintenance cost of the water meter flow collector of the existing remote water meter is increased. The flow sensor of the remote water meter comprises a counting circuit arranged in a water meter shell and used for detection of the number of rotation turns of a water meter pointer and a four-core cable used for remote transmission of a signal. A resistor R1 and a resistor R2 are sequentially connected with one end of the counting circuit in series, a first core wire of the four-core cable is connected with the other end of the counting circuit, a second core wire is connected with the resistor R2, a third core wire is connected with the connecting point of the resistor R1 and the resistor R2, and a fourth core wire is connected with the connecting point of the counting circuit and the resistor R1. The flow sensor of the remote water meter is compatible with different water meter flow collectors through different wiring modes, so that the application range is more wide and cost is low.
Description
Technical field
The utility model belongs to water meter measurement technical field, relates to a kind of telemetering water meter flow sensor.
Background technology
At present, on market, there is multiple water meter, intellectual water meter, especially remote transmitting water meter has been applied in daily life, remote transmitting water meter is that common message-reporting water meter adds electronics acquisition module and forms, and the collection of electronic module settling signal, data processing, storage are also uploaded to repeater or hand-held meter-copy device by data by communication line.Table body adopts Integral design, and what it can be real-time records user's water consumption preserve, and every water meter has unique code, after water meter receives meter reading instruction, can immediately data of water meter be uploaded to management system.
Remote transmitting water meter is to take common mechanical cold and hot water table as basis, add what teletransmission output system formed, the conventional tongue tube of current remote transmitting water meter and rotation magnetic patch form magnetic-pulse flow sensor, and with cable, traffic pulse are passed in the watermeter flowing rate collector of far-end.For example; Chinese invention patent application prospectus CN200610015239.1 discloses a kind of telemetering water meter flow sensor; magnetic runner is contained on indicator of water gauge axle, has two magnetic patch on it, often circles and produces two magnetic-pulses; be positioned at the copper shell of magnetic runner top through hole and pad on rubber seal, water gage glass; by double nut, be fastened on water gage glass, have two tongue tubes in copper shell, work tongue tube is in the bottom of copper shell; close to magnetic runner, magnetic-pulse can be detected; And auxiliary tongue tube from magnetic runner away from, can not detect magnetic-pulse, be normally open, signal is drawn by quad, four heart yearns are concentric line, short-circuit line, boost line and front successively, tongue tube and heart yearn in copper shell are fixed.Although this invention has solved sensor fault and has stolen the monitoring problem of water behavior, but this telemetering water meter flow sensor need to select corresponding watermeter flowing rate collector to count water meter water consumption, use this telemetering water meter flow sensor to carry out type selecting to watermeter flowing rate collector, such remote transmitting water meter has increased type selecting cycle and the later maintenance cost of watermeter flowing rate collector.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, a kind of telemetering water meter flow sensor has been proposed, this telemetering water meter flow sensor, by the different modes of connection, is realized and is followed different watermeter flowing rate collectors compatible mutually, and use is more extensive and cost is low.
The purpose of this utility model can realize by following technical proposal: a kind of telemetering water meter flow sensor, it is characterized in that, described telemetering water meter flow sensor comprises and being arranged in water meter case for detection of the counting circuit of indicator of water gauge rotating cycle with for by the quad of the signal is far passed, one end of described counting circuit is in series with resistance R 1 and resistance R 2 successively, first heart yearn of described quad is connected with the other end of counting circuit, second heart yearn is connected with resistance R 2, the 3rd heart yearn is connected with the tie point of resistance R 2 with resistance R 1, the 4th heart yearn is connected with the tie point of resistance R 1 with counting circuit.
In above-mentioned telemetering water meter flow sensor, described counting circuit comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and a tongue tube can responding to described magnet steel, and the two ends of described tongue tube are connected with the 4th heart yearn with first heart yearn respectively.The every rotation of pointer one circle, tongue tube break-make once, and then is counted watermeter flowing rate.
This telemetering water meter flow sensor adopts quad line, when watermeter flowing rate collector is connected with the 4th heart yearn by first heart yearn with telemetering water meter flow sensor, telemetering water meter flow sensor now just sends the switching pulse signal of tongue tube, namely otherwise path, otherwise the switching signal opening circuit, when first heart yearn is connected with second heart yearn, when then watermeter flowing rate collector is connected with the 4th heart yearn by the 3rd heart yearn with telemetering water meter flow sensor, telemetering water meter flow sensor now just sends resistance change signal, when tongue tube disconnects, resistance value is now the resistance of resistance R 1, when tongue tube is closed, resistance value is now the resistance after resistance R 1 and resistance R 2 parallel connections, adopt identical telemetering water meter flow sensor, by the different modes of connection, realize with different watermeter flowing rate collectors compatible mutually, shorten the type selecting cycle of client's watermeter flowing rate collector and reduce later maintenance cost.
In above-mentioned telemetering water meter flow sensor, described counting circuit comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and can respond to and non-interfering two tongue tubes with described magnet steel, after described two tongue tubes are connected in parallel, is connected with the 4th heart yearn with first heart yearn.By two tongue tubes, indicator of water gauge rotating cycle is counted, at indicator of water gauge, revolved after turning around and send two pulse signals, make teletransmission reading more accurately and reliable.
In above-mentioned telemetering water meter flow sensor, described counting circuit comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and can respond to and non-interfering two tongue tubes with described magnet steel, the two ends of one of them tongue tube are connected with the 4th heart yearn with first heart yearn respectively, on another tongue tube, be in series with resistance R 3, after described tongue tube resistance in series R3, be connected in parallel with resistance R 1.
In above-mentioned telemetering water meter flow sensor, described two tongue tubes become 75 degree angles to be arranged on the below of the indicator of water gauge transmission gear that is provided with magnet steel.Become 75 degree angles to be arranged on the below of the indicator of water gauge transmission gear that is provided with magnet steel two tongue tubes, when user's water, be positioned at magnet steel on transmission gear along with transmission gear rotates, when magnet steel process tongue tube, separately thereby two tongue tubes at 75 degree angles can carry out respectively adhesive transmitted signal, have improved sampling accuracy.
In above-mentioned telemetering water meter flow sensor, described magnet steel is arranged on the transmission gear edge that connects 10 liters of pointers.
Compared with prior art, this telemetering water meter flow sensor can be by the different modes of connection, realize with different watermeter flowing rate collectors compatible mutually, shortened and selected the type selecting cycle of watermeter flowing rate collector and reduced later maintenance cost, and improved self competitiveness of product in market, can be widely used in remote transmitting water meter.
Accompanying drawing explanation
Fig. 1 is the circuit connection diagram of the utility model embodiment mono-.
Fig. 2 is the circuit connection diagram of the utility model embodiment bis-.
Fig. 3 is the circuit connection diagram of the utility model embodiment tri-.
In figure, 1, counting circuit; 2, tongue tube; 3, first heart yearn; 4, second heart yearn; 5, the 3rd heart yearn; 6, the 4th heart yearn.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this telemetering water meter flow sensor, comprise and being arranged in water meter case for detection of the counting circuit 1 of indicator of water gauge rotating cycle with for by the quad of the signal is far passed, one end of described counting circuit 1 is in series with resistance R 1 and resistance R 2 successively, first heart yearn 3 of described quad is connected with the other end of counting circuit 1, second heart yearn 4 is connected with resistance R 2, the 3rd heart yearn 5 is connected with the tie point of resistance R 2 with resistance R 1, and the 4th heart yearn 6 is connected with the tie point of resistance R 1 with counting circuit 1.
Specifically, counting circuit 1 comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and a tongue tube 2 can responding to described magnet steel, and the two ends of described tongue tube 2 are connected with the 4th heart yearn 6 with first heart yearn 3 respectively.The every rotation of pointer one circle, tongue tube 2 break-makes once, and then are counted watermeter flowing rate.
Preferably, magnet steel is arranged on the transmission gear edge that connects 10 liters of pointers.
Preferably, resistance R 1 is 5.6 kilo-ohms; Resistance R 2 is 2.2 kilo-ohms.
The concrete use procedure of this telemetering water meter flow sensor is:
Adopt quad line, when watermeter flowing rate collector is connected with the 4th heart yearn 6 by first heart yearn 3 with telemetering water meter flow sensor, and when user's water, the magnet steel being positioned on transmission gear turns around along with transmission gear revolves, when magnet steel process tongue tube 2, tongue tube 2 is connected once, telemetering water meter flow sensor now just sends the switching pulse signal of tongue tube 2, namely otherwise path, otherwise the switching signal opening circuit, watermeter flowing rate collector carries out stored count and adds up water consumption switching signal; When first heart yearn 3 is connected with second heart yearn 4, when then watermeter flowing rate collector is connected with the 4th heart yearn 6 by the 3rd heart yearn 5 with telemetering water meter flow sensor, telemetering water meter flow sensor now just sends resistance change signal, when tongue tube 2 disconnects, resistance value is now the resistance of resistance R 1, if resistance R 1 is 5.6 kilo-ohms, watermeter flowing rate collector receives is the resistance value signal of 5.6 kilo-ohms, when tongue tube 2 is closed, resistance value is now the resistance after resistance R 1 and resistance R 2 parallel connections, if resistance R 1 is 5.6 kilo-ohms; Resistance R 2 is 2.2 kilo-ohms, and watermeter flowing rate collector receives is the resistance value signal of 1.6 kilo-ohms, by the resistance change signal receiving, is carried out stored count and is added up water consumption.Adopt identical telemetering water meter flow sensor, by the different modes of connection, realize and follow different watermeter flowing rate collectors compatible mutually, shorten the type selecting cycle of client's watermeter flowing rate collector and reduce later maintenance cost, and improving self competitiveness of product in market.
Embodiment bis-:
As shown in Figure 2, embodiment bis-and embodiment mono-are basic identical, key distinction part is, counting circuit 1 comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and can respond to and non-interfering two tongue tubes 2 with described magnet steel, after two tongue tube 2 is connected in parallel, is connected with the 4th heart yearn 6 with first heart yearn 3.When watermeter flowing rate collector is connected with the 4th heart yearn 6 by first heart yearn 3 with telemetering water meter flow sensor, telemetering water meter flow sensor is counted by 2 pairs of indicator of water gauge rotating cycles of two tongue tubes, at indicator of water gauge, revolve after turning around and send two switching pulse signals, make teletransmission reading more accurately and reliable.
Preferably, 2 one-tenth 75 degree angles of two tongue tubes are arranged on the below of the indicator of water gauge transmission gear that is provided with magnet steel.2 one-tenth 75 degree angles of two tongue tubes are arranged on to the below of the indicator of water gauge transmission gear that is provided with magnet steel, when user's water, be positioned at magnet steel on transmission gear along with transmission gear rotates, when magnet steel process tongue tube 2, separately thereby two tongue tubes 2 at 75 degree angles can carry out respectively adhesive transmitted signal, have improved sampling accuracy.
Preferably, magnet steel is arranged on the transmission gear edge that connects 10 liters of pointers.
Embodiment tri-:
As shown in Figure 3, embodiment tri-and embodiment bis-are basic identical, the key distinction is, counting circuit 1 comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and can respond to and non-interfering two tongue tubes 2 with described magnet steel, the two ends of one of them tongue tube 2 are connected with the 4th heart yearn 6 with first heart yearn 3 respectively, on another tongue tube 2, be in series with resistance R 3, after described tongue tube 2 resistance in series R3, be connected in parallel with resistance R 1.As preferably, resistance R 3 and resistance R 2 are selected identical resistance.When first heart yearn 3 is connected with second heart yearn 4, when then watermeter flowing rate collector is connected with the 4th heart yearn 6 by the 3rd heart yearn 5 with telemetering water meter flow sensor, when user's water, be positioned at magnet steel on transmission gear along with transmission gear rotates, when magnet steel process tongue tube 2, two tongue tubes 2 that become 75 degree angles to be arranged on the indicator of water gauge transmission gear below that is provided with magnet steel carry out adhesive once respectively, improve sampling accuracy, and then improved reliability and the accuracy of remote transmitting water meter reading.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as counting circuit 1, tongue tube 2, first heart yearn 3, second heart yearn 4, the 3rd heart yearn 5, the 4th heart yearn 6 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (6)
1. a telemetering water meter flow sensor, it is characterized in that, described telemetering water meter flow sensor comprises and being arranged in water meter case for detection of the counting circuit (1) of indicator of water gauge rotating cycle with for by the quad of the signal is far passed, one end of described counting circuit (1) is in series with resistance R 1 and resistance R 2 successively, first heart yearn (3) of described quad is connected with the other end of counting circuit (1), second heart yearn (4) is connected with resistance R 2, the 3rd heart yearn (5) is connected with the tie point of resistance R 2 with resistance R 1, the 4th heart yearn (6) is connected with the tie point of resistance R 1 with counting circuit (1).
2. telemetering water meter flow sensor according to claim 1, it is characterized in that, described counting circuit (1) comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and the tongue tube (2) that can respond to described magnet steel, and the two ends of described tongue tube (2) are connected with the 4th heart yearn (6) with first heart yearn (3) respectively.
3. telemetering water meter flow sensor according to claim 1, it is characterized in that, described counting circuit (1) comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and can respond to and non-interfering two tongue tubes (2) with described magnet steel, after described two tongue tubes (2) are connected in parallel, is connected with the 4th heart yearn (6) with first heart yearn (3).
4. telemetering water meter flow sensor according to claim 1, it is characterized in that, described counting circuit (1) comprises the magnet steel on the transmission gear edge that is arranged on indicator of water gauge and can respond to and non-interfering two tongue tubes (2) with described magnet steel, the two ends of one of them tongue tube (2) are connected with the 4th heart yearn (6) with first heart yearn (3) respectively, another tongue tube is in series with resistance R 3 on (2), after described tongue tube (2) resistance in series R3, is connected in parallel with resistance R 1.
5. according to the telemetering water meter flow sensor described in claim 3 or 4, it is characterized in that, described two tongue tubes (2) become 75 degree angles to be arranged on the below of the indicator of water gauge transmission gear that is provided with magnet steel.
6. according to the telemetering water meter flow sensor described in claim 2 or 3 or 4, it is characterized in that, described magnet steel is arranged on the transmission gear edge that connects 10 liters of pointers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320445512.XU CN203405249U (en) | 2013-07-23 | 2013-07-23 | Flow sensor of remote water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320445512.XU CN203405249U (en) | 2013-07-23 | 2013-07-23 | Flow sensor of remote water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405249U true CN203405249U (en) | 2014-01-22 |
Family
ID=49941179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320445512.XU Expired - Fee Related CN203405249U (en) | 2013-07-23 | 2013-07-23 | Flow sensor of remote water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203405249U (en) |
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2013
- 2013-07-23 CN CN201320445512.XU patent/CN203405249U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20180723 |