CN207556594U - A kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure - Google Patents
A kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure Download PDFInfo
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- CN207556594U CN207556594U CN201721269913.9U CN201721269913U CN207556594U CN 207556594 U CN207556594 U CN 207556594U CN 201721269913 U CN201721269913 U CN 201721269913U CN 207556594 U CN207556594 U CN 207556594U
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Abstract
The utility model is related to a kind of wireless intelligent remote-transmission water meters with impeller magnetic suspension structure, watch core in water meter body is set to using impeller magnetic suspension structure, the control circuit of use includes MCU main control modules collected signal to be converted to water flow information and coupled to the sensor assembly of collection voltages or pulse signal, display module, NB IOT wireless transport modules, alarm module；The sensor assembly includes a stepper motor sensor and one or more Hall sensors；The output terminal of the NB IOT wireless transport modules is connected with a NB IOT antennas, is connected by NB IOT cellular base stations with cloud server.On the one hand the utility model using impeller magnetic suspension structure, extends the service life of water meter, on the other hand by setting NB IOT wireless transport modules, water meter is made to be operated in mandate frequency range, realizes radio meter register.
Description
Technical field
The utility model is related to water meter technical field, particularly a kind of intelligent wireless teletransmission water with impeller magnetic suspension structure
Table.
Background technology
Now most on the market is mechanical water meter, needs manually to carry out meter reading, time-consuming and laborious；Also part is awarded non-
Small wireless water meter under frequency range is weighed, is easily interfered by outer signals, meter reading efficiency is low, error rate is high, and these water meter functions
It is single, it can not grow with each passing hour, it is impossible to adapt to intelligent social progress demand.Therefore, in existing water meter structure substantially, as specially
Profit number is the water meter structure disclosed in 201610214331.4, and water flow information is acquired by using sensor, and
Increase radio meter register function.
In addition, rotary vane meter on the market is using top, agate or corundum support construction, when flowing water measures, leaf at present
Wheel rotation is fast, and top, agate or corundum abrasion are big, and initial-flow is caused to rise, and water meter is walked slowly, and error deterioration, precision gradually becomes
Difference can not ensure accurately to measure, can also shorten the working life of water meter.Therefore, the blade wheel structure of water meter watch core can be carried out
It improves, ensures that the sensor in water meter can obtain more accurate water flow information.
Invention content
In view of this, the purpose of this utility model is to provide a kind of intelligent wireless teletransmission water with impeller magnetic suspension structure of type
Table on the one hand using impeller magnetic suspension structure, extends the service life of water meter, on the other hand by the way that NB-IOT is set wirelessly to pass
Defeated module makes water meter be operated in mandate frequency range, realizes radio meter register.
The utility model is realized using following scheme：A kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure, packet
Include the watch core for being set in water meter body, the watch core includes impeller pedestal and impeller footstock, in the impeller pedestal
Impeller axle is rotatably connected in the centre bore of heart hole and impeller footstock, the impeller axle lower end is installed with positioned at the impeller pedestal
With the impeller between the impeller footstock, the impeller axle upper end is coaxially installed with the magnet steel positioned at the impeller footstock upper end,
Coaxial fixing sleeve is equipped with concave magnetic patch on the centre bore of the impeller pedestal, and the impeller axle is in itself and the leaf
The coaxial fixing sleeve in the periphery of shaft end that the centre bore of wheel pedestal is connected is equipped with the lower convex magnet ring coordinated with the concave magnetic patch；
Coaxial fixing sleeve is equipped with upper spill magnetic patch on the centre bore of the impeller footstock, and the impeller axle is in itself and the impeller footstock
The coaxial fixing sleeve in shaft end periphery that centre bore is connected is equipped with the convex-shaped magnet ring with the upper spill magnetic patch cooperation；Wherein, to
The concave magnetic patch of pairing is matched with lower convex magnet ring using homopolar-repulsion, to upper spill magnetic patch and the convex-shaped magnet ring matched
It is matched using homopolar-repulsion；
The wireless intelligent remote-transmission water meter further includes control circuit, and the control circuit includes MCU main control modules, adopting
The sensor assembly of collecting voltage signal or pulse signal, to show water flow information display module, being wirelessly transferred
The NB-IOT wireless transport modules and the alarm module to abnormal alarm of water flow information；The MCU main control modules
Input terminal is connected with the output terminal of the sensor assembly, the collected signal of sensor assembly is converted to water flow
Information, the output terminal of the MCU main control modules are connect with the input terminal of the display module, the water flow converted to be believed
Breath is shown on display module, the input terminal of the output terminals of the MCU main control modules also with the NB-IOT wireless transport modules
Be connected, water flow information is sent to cloud server by wireless network, the MCU main control modules also with the report
Alert module is connected, to receive warning trigger signal and alert；
The sensor assembly includes more than one stepper motor sensor and more than one Hall sensor；Each stepping
Electromechanical transducer includes being fixedly arranged on impeller footstock upper surface and high magnetic conduction stator piece positioned at magnet steel radial direction side, is connected to height and leads
Coil holder iron core between magnetic stator piece both ends, be wound on coil holder iron core sensing the coil for generating voltage signal；It is described
Coil in stepper motor sensor is connected with the input terminal of the MCU main control modules；Each Hall sensor is set to described
The side of magnet steel radial direction, to acquire the pulse signal of magnet steel generation, while and can judge impeller rotating, carry out water flow
Positive reverse-current metering；
The output terminal of the NB-IOT wireless transport modules is also associated with NB-IOT antennas and is connected, and the NB-IOT is wireless
Transmission module is connected successively through NB-IOT antennas, NB-IOT cellular base stations with cloud server.
Further, the control circuit further includes power module, and the power module includes what is connect with control circuit
To the power supply of circuit in order to control metering battery pack and connect with NB-IOT antennas to for NB-IOT wireless transport modules
And the communication battery that NB-IOT antennas are individually powered.
Further, the quantity of the stepper motor sensor is one, the quantity of the Hall sensor for one or
It is multiple.
Particularly, to the concave magnetic patch that matches with lower convex magnet ring and to the upper spill magnetic patch that matches with it is convex
Shape magnet ring is matched using same polarity, and the same polarity pairing is specially：The concave magnetic patch and the lower convex magnet ring phase
To end face be N poles or S poles；The upper spill magnetic patch end face opposite with the convex-shaped magnet ring is N poles or S poles.It should
Structure allows impeller to be suspended in always between impeller pedestal and impeller footstock, and not with leaf using magnetic same sex phase exclusion principle
Wheel rotates and the variation of output axial position, therefore there is no mechanical friction wear phenomenons so that water meter precision is high, initial-flow
Low, service life is long.
In actual use, flowing water passes through the water inlet of the wireless intelligent remote-transmission water meter through over commutation in pipeline
Device enters lower chamber, water jet propulsion wheel rotation, and drive is set in the magnet steel that impeller upper end is arranged with one heart and rotates together, and magnet steel passes through
Rotation cause changes of magnetic field, mounted on magnet steel radial direction side two different sensors (1 stepper motor sensor, 1
Or multiple Hall sensors) synchronize acquirement wheel rotation state；Wherein, in stepper motor sensor, the magnetic force that is generated on magnet steel
Through high magnetic conduction stator piece, magnetic is transferred to coil holder iron core, since magnet steel rotation causes changes of magnetic field to generate cutting magnetic line, in coil
Upper sensing generates voltage signal, and MCU main control modules are inputted through conducting wire；Meanwhile generate electric pulse on Hall sensor acquisition magnet steel
Signal, and synchronized through conducting wire and be input to MCU main control modules.In order to improve precision, two kinds of sensors are directed to the difference of impeller respectively
Velocity of rotation is acquired signal, and two-way sensor can automatically switch work, when impeller high-speed rotation, i.e. rotating speed >=5r/s
When, stepper motor sensor carries out signal acquisition, and when impeller slowly runs, i.e. during rotating speed ＜ 5r/s, Hall sensor carries out
Signal acquisition.The MCU main control modules carry out walking direction and calculating to synchronization pulse, obtain water flow information, and
Output is shown to liquid crystal display and is sent to cloud server, the NB-IOT by NB-IOT wireless transport modules
Wireless transport module can be operated in mandate frequency range, and solid line radio meter register provides charge foundation for follow-up tap water operator.
Operator platform can be connected to toll collection system and be provided by extracting the water meter reading data received in cloud server
Take clearing, while big data analysis operation can be carried out, sent out according to the department of data analysis and various alert notice operators
Go out respective handling notice.
Further, the alarm module includes tearing table alarm input module and the warning output to alert open
Module；The table alarm input module of tearing open includes whether be set to the water meter body inner surface depressed to detect watchcase
The pressure of unlatching touches switch；If the pressure torn open in table alarm input module touches switch and obtains warning trigger signal and be sent to MCU
Main control module, the MCU main control modules send warning trigger signal with NB-IOT wireless transport modules through alarm output module
To cloud server, operator can take appropriate measures according to the signal.
Further, the display module includes 98 segment encode liquid crystal displays, while can also carry out 14 codes and show
Show.
Further, the MCU main control modules include MSP430/ST32L microcontrollers.
Further, the NB-IOT wireless transport modules include low-power consumption NB-IOT modules.
Further, the MCU main control modules are also associated with a SIM number cards, and each water meter can pass through SIM number cards
Uniquely encoded.
Further, the coil is equipped with and draws connector one, draws connector two and draw connector three, and the extraction connects
Both ends first and that extraction connector three is respectively with a capacitance are connected, and the capacitance is connected and with the metering battery pack to described
Metering battery pack charges, and improves the power-on time of metering battery pack, extends the service life of water meter；The extraction connector two
It is connected through signal amplification module, filter module with the input terminal of the MCU main control modules, the MCU main control modules are on coil
Voltage signal be acquired.
Further, the mistake to be filtered to the water for flowing into impeller pedestal is additionally provided with below the impeller pedestal
Strainer, the filter screen can filter out the impurity in water.
Further, the concave magnetic patch, lower convex magnet ring, upper spill magnetic patch, convex-shaped magnet ring use axial magnetic
The SmCo magnetic material or neodymium-iron-boron magnetic material of change through surface anti-corrosive technology handle be made, have high magnetic magnetic energy, high-low temperature resistant,
Magnetic damping characteristic is small, and magnetic property is stablized.
Compared with prior art, the utility model has the advantages that：
1st, the utility model uses impeller magnetic suspension structure, and water meter turbine is made to be suspended in impeller pedestal and impeller footstock always
Between, there is no wear phenomenons, the service life of water meter are extended, especially suitable for large-diameter water meter；Simultaneously because impeller knot
Mechanical friction is not present in structure, can improve accuracy of water meter, reduces initial-flow.
2nd, the utility model uses NB-IOT wireless transport modules, and in signals transmission, which can be operated in and award
Weigh frequency range, send data to cloud server, solid line radio meter register, counted for follow-up payment settlement with big data provide according to
According to.
3rd, the utility model is in order to improve precision, using a stepper motor sensor and one or more Hall sensors
Two are acquired signal for the different velocities of rotation of impeller respectively, and two kinds of sensors can automatically switch work, when impeller height
During speed rotation, i.e. during rotating speed >=5r/s, stepper motor sensor carries out signal acquisition, when impeller slowly runs, i.e. rotating speed ＜
During 5r/s, Hall sensor carries out signal acquisition.
4th, the utility model detects the pressure of the whether depressed unlatching of watchcase by being set to water meter body inner surface
Switch is touched, if pressure touches switch and obtains warning trigger signal and be sent to MCU main control modules, MCU main control modules can pass through NB-IOT
Warning trigger signal is sent to cloud server by wireless transport module, and operator can be taken according to the signal and arrange accordingly
It applies.
5th, the coil in the utility model can provide electric energy for capacitance, and capacitance with metering battery pack by being connected and right
It charges, and can improve the power-on time of metering battery pack, extends the service life of water meter.
6th, the wireless intelligent remote-transmission water meter of impeller magnetic suspension structure is used in the utility model, has and manufactures at low cost, knot
The advantages that structure is compact, precision is high, service life is long.
Description of the drawings
Fig. 1 is the circuit theory schematic diagram of the utility model.
Fig. 2 is the circuit diagram of the MCU main control modules of the utility model.
Fig. 3 is the circuit diagram of the sensor assembly of the utility model.
Fig. 4 is the circuit diagram of the display module of the utility model.
Fig. 5 is the circuit diagram of the NB-IOT wireless transport modules of the utility model.
Fig. 6 is the circuit diagram of the power module of the utility model.
Fig. 7 is the water meter structure schematic diagram of the utility model.
Fig. 8 be the utility model be magnet steel in Fig. 7, high magnetic conduction stator piece, coil holder iron core, coil structure diagram.
Label declaration：1 is impeller pedestal, and 2 be filter screen, and 3 be impeller footstock, and 4 be impeller axle, and 5 be impeller, and 6 be magnetic
Steel, 7 be concave magnetic patch, and 8 be lower convex magnet ring, and 9 be upper spill magnetic patch, and 10 be convex-shaped magnet ring, and 11 be high magnetic conduction stator
Piece, 12 be coil holder iron core, and 13 be coil, and 13-1 is draws connector one, and 13-2 is draws connector two, and 13-3 is draws connector three.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and embodiments.
A kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure is present embodiments provided, as shown in Fig. 1 to Fig. 8,
Including the watch core for being used for being set in water meter body, the watch core includes impeller pedestal 1 and impeller footstock 3, the impeller pedestal
Impeller axle 4 is rotatably connected in 1 centre bore and the centre bore of impeller footstock 3,4 lower end of impeller axle is installed with positioned at described
Impeller 5 between impeller pedestal 1 and the impeller footstock 3,4 upper end of impeller axle are coaxially installed with positioned at the impeller footstock
The magnet steel 6 of 3 upper ends,
Coaxial fixing sleeve is equipped with concave magnetic patch 7 on the centre bore of the impeller pedestal 1, and the impeller axle 4 is in itself and institute
State the coaxial fixing sleeve in the periphery of shaft end that the centre bore of impeller pedestal 1 is connected be equipped with coordinate with the concave magnetic patch 7 under it is convex
Shape magnet ring 8；Coaxial fixing sleeve is equipped with upper spill magnetic patch 9 on the centre bore of the impeller footstock 3, and the impeller axle 4 is in itself and institute
It states the coaxial fixing sleeve in shaft end periphery that the centre bore of impeller footstock 3 is connected and is equipped with the convex-shaped coordinated with the upper spill magnetic patch 9
Magnet ring 10；Wherein, the concave magnetic patch 7 and lower convex magnet ring 8 to match are matched using homopolar-repulsion, upper to what is matched
Spill magnetic patch 9 is matched with convex-shaped magnet ring 10 using homopolar-repulsion；
The wireless intelligent remote-transmission water meter further includes control circuit, and the control circuit includes MCU main control modules, adopting
The sensor assembly of collecting voltage signal or pulse signal, to show water flow information display module, being wirelessly transferred
The NB-IOT wireless transport modules and the alarm module to abnormal alarm of water flow information；The MCU main control modules
Input terminal is connected with the output terminal of the sensor assembly, the collected signal of sensor assembly is converted to water flow
Information, the output terminal of the MCU main control modules are connect with the input terminal of the display module, the water flow converted to be believed
Breath is shown on display module, the input terminal of the output terminals of the MCU main control modules also with the NB-IOT wireless transport modules
Be connected, water flow information is sent to cloud server by wireless network, the MCU main control modules also with the report
Alert module is connected, to receive warning trigger signal and alert；
The sensor assembly includes a stepper motor sensor and one or more Hall sensors；Stepper motor passes
Sensor includes being fixedly arranged on 3 upper surface of impeller footstock and is located at the high magnetic conduction stator piece 11 of 6 radial direction side of magnet steel, is connected to high magnetic conduction
Coil holder iron core 12 between 11 both ends of stator piece, be wound on coil holder iron core 12 sensing the coil for generating voltage signal
13；Coil 13 in the stepper motor sensor is connected with the input terminal of the MCU main control modules；Hall sensor is set to
The side of 6 radial direction of magnet steel, to acquire the pulse signal of magnet steel generation, while and can judge impeller rotating, carry out water
Flow the positive reverse-current metering of flow；
The output terminal of the NB-IOT wireless transport modules is also associated with NB-IOT antennas and is connected, and the NB-IOT is wireless
Transmission module is connected successively through NB-IOT antennas, NB-IOT cellular base stations with cloud server.
In the present embodiment, the control circuit further includes power module, and the power module includes connecting with control circuit
The metering battery pack powered to circuit in order to control connect and connect with NB-IOT antennas to for NB-IOT be wirelessly transferred
The communication battery that module and NB-IOT antennas are individually powered.
In the present embodiment, the upper spill magnetic to the concave magnetic patch 7 matched and lower convex magnet ring 8 and to match
Block 9 is matched with convex-shaped magnet ring 10 using same polarity, and the same polarity pairing is specially：The concave magnetic patch 7 with it is described
The opposite end face of lower convex magnet ring 8 is N poles or S poles；The upper spill magnetic patch 9 end opposite with the convex-shaped magnet ring 10
Face is N poles or S poles.The structure is using magnetic same sex phase exclusion principle, using magnetic same sex phase exclusion principle, allows impeller
5 are suspended in always between impeller pedestal 1 and impeller footstock 3, and the variation of output axial position not with wheel rotation, therefore do not deposit
In mechanical friction wear phenomenon so that water meter precision is high, and initial-flow is low, and service life is long.
In actual use, flowing water enters table by the water inlet of the wireless intelligent remote-transmission water meter in pipeline
Core, water jet propulsion impeller 5 rotate, and drive is set in the magnet steel 6 that 4 upper end of impeller axle is arranged with one heart and rotates together, and magnet steel 6 passes through rotation
Cause changes of magnetic field, mounted on two different sensors (1 stepper motor sensor, 1 Hall of 6 radial direction side of magnet steel
Sensor) synchronize acquirement 5 rotary state of impeller；Wherein, in stepper motor sensor, the magnetic force generated on magnet steel 6 is through high magnetic conduction
Stator piece 11, magnetic are transferred to coil holder iron core 12, since the rotation of magnet steel 6 causes changes of magnetic field to generate cutting magnetic line, in coil 13
Upper sensing generates voltage signal, and MCU main control modules are inputted through conducting wire；Meanwhile generate electric pulse on Hall sensor acquisition magnet steel 6
Signal, and synchronized through conducting wire and be input to MCU main control modules.In order to improve precision, two kinds of sensors are directed to the difference of impeller respectively
Velocity of rotation is acquired signal, and two-way sensor can automatically switch work, when 5 high-speed rotation of impeller, i.e. rotating speed >=5r/
During s, stepper motor sensor carries out signal acquisition, when impeller 5 slowly runs, i.e. during rotating speed ＜ 5r/s, Hall sensor into
Row signal acquisition.The MCU main control modules carry out walking direction and calculating to synchronization pulse, obtain water flow information,
And it exports and is shown to liquid crystal display and cloud server, the NB- are sent to by NB-IOT wireless transport modules
IOT wireless transport modules can be operated in mandate frequency range, solid line radio meter register, for follow-up tap water operator provide charge according to
According to.Operator platform by extracting the water meter reading data received in cloud server, can be connected to toll collection system into
Row payment settlement, while big data analysis operation can be carried out, according to data analysis and the portion of various alert notice operators
Door sends out respective handling notice.
In the present embodiment, the alarm module includes tearing table alarm input module and the alarm to alert open
Output module；It is described tear open table alarm input module include be set to the water meter body inner surface to detect watchcase whether by
Press-started pressure touches switch；If the pressure torn open in table alarm input module touches switch and obtains warning trigger signal and be sent to
MCU main control modules, the MCU main control modules send out warning trigger signal with NB-IOT wireless transport modules through alarm output module
It send to cloud server, operator can take appropriate measures according to the signal.
In the present embodiment, the display module includes 98 segment encode liquid crystal displays, while can also carry out 14 codes
Display.
In the present embodiment, the MCU main control modules include MSP430/ST32L microcontrollers.
In the present embodiment, the NB-IOT wireless transport modules include low-power consumption NB-IOT modules.
In the present embodiment, the MCU main control modules are also associated with a SIM number cards, and each water meter can pass through No. SIM
Code card is uniquely encoded.
In the present embodiment, the coil 13 is equipped with to draw one 13-1 of connector, extraction two 13-2 of connector and draw and connect
First three 13-3, it is described draw one 13-1 of connector and draw both ends of three 13-3 of connector respectively with a capacitance be connected, the capacitance and
The metering battery pack 13 is connected and charges to the metering battery pack 13, when improving the power supply of metering battery pack 13
Between, extend the service life of water meter.Extraction two 13-2 of connector is through signal amplification module, filter module and the MCU master controls
The input terminal of module is connected, and the MCU main control modules are acquired the voltage signal on coil 13.
In the present embodiment, the lower section of the impeller pedestal 1 is additionally provided with to carry out the water for flowing into impeller pedestal 1
The filter screen 2 of filter.
In the present embodiment, the concave magnetic patch 7, lower convex magnet ring 8, upper spill magnetic patch 9, convex-shaped magnet ring 10 are adopted
It is handled and is made through surface anti-corrosive technology with the SmCo magnetic material or neodymium-iron-boron magnetic material of axial magnetized, there is high magnetic magnetic energy,
High-low temperature resistant, magnetic damping characteristic is small, and magnetic property is stablized.
It is noted that it these are only a preferable embodiment, the utility model in the utility model embodiment
It is not limited to the embodiment above, all any equivalent changes done by the utility model and modification, generated function
When acting on the range without departing from this programme, the scope of protection of the utility model is belonged to.
Claims (10)
1. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure, including the watch core for being used for being set in water meter body,
The watch core includes impeller pedestal (1) and impeller footstock (3), in the centre bore and impeller footstock (3) of the impeller pedestal (1)
Impeller axle (4) is rotatably connected in heart hole, impeller axle (4) lower end is installed with positioned at the impeller pedestal (1) and the leaf
The impeller (5) between footstock (3) is taken turns, impeller axle (4) upper end is coaxially installed with the magnetic positioned at impeller footstock (3) upper end
Steel (6), it is characterised in that：
On the centre bore of the impeller pedestal (1) coaxial fixing sleeve be equipped with concave magnetic patch (7), the impeller axle (4) its with
The coaxial fixing sleeve in the periphery of shaft end that the centre bore of the impeller pedestal (1) is connected is equipped with to be coordinated with the concave magnetic patch (7)
Lower convex magnet ring (8)；Coaxial fixing sleeve is equipped with upper spill magnetic patch (9), the impeller on the centre bore of the impeller footstock (3)
Axis (4) is equipped with and the upper spill magnetic in the coaxial fixing sleeve in shaft end periphery that its centre bore with the impeller footstock (3) is connected
The convex-shaped magnet ring (10) of block (9) cooperation；Wherein, to the concave magnetic patch (7) and lower convex magnet ring (8) that match using homopolarity
Repel each other pairing, and upper spill magnetic patch (9) and the convex-shaped magnet ring (10) to match are matched using homopolar-repulsion；
The wireless intelligent remote-transmission water meter further includes control circuit, and the control circuit includes MCU main control modules, acquiring electricity
The sensor assembly of pressure signal or pulse signal, to show water flow information display module, being wirelessly transferred flow
The NB-IOT wireless transport modules and the alarm module to abnormal alarm of flow information；The input of the MCU main control modules
End is connected with the output terminal of the sensor assembly, the collected signal of sensor assembly is converted to water flow letter
Breath, the output terminal of the MCU main control modules connect with the input terminal of the display module, to by the water flow information converted
It is shown on display module, the input terminal phase of the output terminals of the MCU main control modules also with the NB-IOT wireless transport modules
Even, water flow information is sent to cloud server by wireless network, the MCU main control modules also with the alarm
Module is connected, to receive warning trigger signal and alert；
The sensor assembly includes more than one stepper motor sensor and more than one Hall sensor；Each stepper motor
Sensor includes being fixedly arranged on impeller footstock (3) upper surface and is located at the high magnetic conduction stator piece (11) of magnet steel (6) radial direction side, connection
Coil holder iron core (12) between high magnetic conduction stator piece (11) both ends is wound on coil holder iron core (12) and generates electricity to sense
Press the coil (13) of signal；Coil (13) in the stepper motor sensor is connected with the input terminal of the MCU main control modules；
Each Hall sensor is set to the side of the magnet steel (6) radial direction, to acquire the pulse signal of magnet steel generation, while and energy
Judge impeller rotating, carry out the positive reverse-current metering of water flow；
The output terminal of the NB-IOT wireless transport modules is also associated with NB-IOT antennas and is connected, and the NB-IOT is wirelessly transferred mould
Block is connected successively through NB-IOT antennas, NB-IOT cellular base stations with cloud server.
2. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
State control circuit and further include power module, the power module include connect with control circuit to for MCU control circuit confession
The metering battery pack of electricity and connect with NB-IOT antennas to for NB-IOT wireless transport modules and NB-IOT antenna lists
The communication battery solely powered.
3. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
Alarm module is stated to include tearing table alarm input module and the alarm output module to alert open；It is described tear open statistical tables and reports police it is defeated
Enter module and touch switch including being set to the water meter body inner surface to detect the pressure of the whether depressed unlatching of watchcase.
4. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
It states display module and includes 98 segment encode liquid crystal displays；The MCU main control modules include MSP430/ST32L microcontrollers.
5. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
It states NB-IOT wireless transport modules and includes low-power consumption NB-IOT modules.
6. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
The quantity for stating stepper motor sensor is one, and the quantity of the Hall sensor is one or more.
7. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
It states MCU main control modules and is also associated with a SIM number cards.
8. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
Coil (13) is stated to be equipped with extraction connector one (13-1), draw connector two (13-2) and draw connector three (13-3), it is described to draw
Go out connector one (13-1) and draw both ends of the connector three (13-3) respectively with a capacitance to be connected, the capacitance is with measuring battery pack phase
It connects and charges to metering battery pack；It is described extraction connector two (13-2) through signal amplification module, filter module with it is described
The input terminal of MCU main control modules is connected.
9. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：Institute
State the filter screen (2) being additionally provided with below impeller pedestal (1) to be filtered to the water for flowing into impeller pedestal (1).
10. a kind of wireless intelligent remote-transmission water meter with impeller magnetic suspension structure according to claim 1, it is characterised in that：
The concave magnetic patch (7), lower convex magnet ring (8), upper spill magnetic patch (9), convex-shaped magnet ring (10) are using axial magnetized
SmCo magnetic material or neodymium-iron-boron iron material are handled through surface anti-corrosive technology to be made.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540237A (en) * | 2018-12-11 | 2019-03-29 | 连云港连利·福思特表业有限公司 | A kind of detachable direct-reading tele-metering water meter of the horizontal screw wing with self-generating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109540237A (en) * | 2018-12-11 | 2019-03-29 | 连云港连利·福思特表业有限公司 | A kind of detachable direct-reading tele-metering water meter of the horizontal screw wing with self-generating device |
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