CN105118260A - Intelligent household gas meter reading system based on 3G network - Google Patents
Intelligent household gas meter reading system based on 3G network Download PDFInfo
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- CN105118260A CN105118260A CN201510513483.XA CN201510513483A CN105118260A CN 105118260 A CN105118260 A CN 105118260A CN 201510513483 A CN201510513483 A CN 201510513483A CN 105118260 A CN105118260 A CN 105118260A
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Abstract
The invention discloses an intelligent household gas meter reading system based on the 3G network, and belongs to gas meter reading systems in the technical field of intelligent homes. By means of the intelligent household gas meter reading system based on the 3G network, higher reliability and real-time performance are achieved, and the problem that the installation stability of magnetic steel in a counter of an existing gas meter is poorer can be solved. According to the technical scheme, the intelligent household gas meter reading system based on the 3G network comprises a gas meter, an MSP430F149 microprocessor, a Si4432 module, a concentrator and a central processing unit; an inductor identification circuit in the gas meter is electrically connected with the MSP430F149 microprocessor which is electrically connected with the Si4432 module, the Si4432 module is connected with the concentrator through a wireless network, and the concentrator is connected with the central processing unit through the 3G network. The intelligent household gas meter reading system based on the 3G network is suitable for the intelligent homes.
Description
Technical field
The invention belongs to Smart Home technical field, relate to a kind of for the gas meter, flow meter kilowatt meter reading-out system in Smart Home, particularly relate to a kind of for Smart Home and based on the gas meter, flow meter kilowatt meter reading-out system of 3G network.
Background technology
Along with the development of modernization science and technology, in Smart Home, new requirement be it is also proposed to the meter reading method of gas meter, flow meter, namely require in Smart Home that the meter reading method of gas meter, flow meter and gas meter, flow meter has higher reliability, real-time and convenient data processing, need fundamentally solve existing register one's residence check meter, the trouble brought to user and meter reading personnel of charging, improve the meter reading efficiency to gas meter, flow meter.In addition, all there is the problems such as the data transmission distance of kilowatt meter reading-out system is short, penetration capacity is poor, communication bit error rates is high in existing kilowatt meter reading-out system, add that the wall of buildings makes the signal fading badly of kilowatt meter reading-out system, data can not be transmitted in time, exactly mostly.
In addition, gas meter, flow meter is as a kind of gas metering equipment, and the volume of gas that they are generally used for flowing through gas meter, flow meter is measured.But, along with popularizing of China's combustion gas application, gas meter, flow meter and the various corollary apparatus be applied on gas meter, flow meter have also been obtained and develop rapidly, counter is then the vitals for metering gas consumption on conventional gas table, at present, magnet steel in gas meter counter is generally adopt to be close to coordinate or be fixed in great wheel with glue bonding mode, in actual use, adopt the less stable coordinating assembling mode, magnet steel easily comes off, the mode of glue bonding then adds its production cost and assembly process, and processing technology is difficult to control relatively.
Summary of the invention
Goal of the invention of the present invention is: for prior art Problems existing, the Smart Home gas meter, flow meter kilowatt meter reading-out system based on 3G network that a kind of long distance for data, communication bit error rates are low is provided, and the problem of magnet steel installation less stable in the counter of existing gas meter, flow meter can be solved.
To achieve these goals, the technical solution used in the present invention is:
Based on a Smart Home gas meter, flow meter kilowatt meter reading-out system for 3G network, comprise gas meter, flow meter, MSP430F149 microprocessor, Si4432 module, concentrator and central processing unit; Described gas meter, flow meter comprises housing, counter and the draft tube be separately positioned on housing and escape pipe, the character wheel group great wheel of described housing is provided with the inductor for responding to gas flow, in described housing corresponding inductor movement locus on certain be a bit provided with inductor identification circuit; The driven wheels that described counter comprises counter frame, character wheel group, character wheel group great wheel and is meshed with character wheel group, described counter frame is also provided with colored moving tooth, and described colored moving tooth is meshed with character wheel group great wheel; Described character wheel group great wheel be axially also provided with blind hole, the optional position of described blind hole hole wall is provided with at least one Elastic buckle; Inductor identification circuit in described gas meter, flow meter is electrically connected with MSP430F149 microprocessor, described MSP430F149 microprocessor is electrically connected with Si4432 module, described Si4432 module is connected by wireless network with concentrator, and described concentrator is connected by 3G network with central processing unit.
As preferred version of the present invention, described concentrator comprises the concentrator Si4432 module, concentrator MSP430F149 microprocessor and the concentrator 3G module that are electrically connected successively, described concentrator Si4432 module is connected by wireless network with Si4432 module, and described concentrator 3G module is connected by 3G network with central processing unit.
As preferred version of the present invention, described inductor is magnetic patch, and described magnetic patch is installed on the wheel face of character wheel group great wheel; Described inductor identification circuit is the on-off circuit be made up of tongue tube.
As preferred version of the present invention, described counter frame is also provided with driving gear component, and described driving gear component, flower moving tooth corresponding rear end, the front end being arranged on counter frame respectively, described driving gear component and flower moving tooth coaxial rotation.
As preferred version of the present invention, the IC-card read-write equipment described gas meter, flow meter being also provided with IC-card sheet slot and being connected with IC-card sheet slot, described IC-card read-write equipment is electrically connected with central processing unit.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
In the present invention, inductor in gas meter, flow meter and inductor identification circuit are for gathering the gas meter information of respective user, and by gas meter information conveyance to MSP430F149 microprocessor, MSP430F149 microprocessor processes gas meter information and gas meter signal data is sent to concentrator by Si4432 module in the mode of wireless telecommunications, the gas meter signal data received is transferred to central processing unit with 3G network by concentrator, central processing unit is according to systemic presupposition, user's setting or status information send corresponding control command, thus improve the real-time of kilowatt meter reading-out system and the reliability of meter reading data, and Si4432 module provides advanced wireless transmission function, frequency range is 240-930MHz, the output power of+20dBm and the receiving sensitivity of-118dBm ensure that transmission range and the penetration capacity of data, make the long distance for data of kilowatt meter reading-out system, communication bit error rates is low.
By arranging inductor and inductor identification circuit can measure the gas gross flowing through gas meter, flow meter in gas meter, flow meter, gas meter, flow meter is made to have stronger practicality, higher real-time, higher data metering precision; In addition, the Elastic buckle that the blind hole by the character wheel group great wheel of counter is arranged, the stability that magnet steel is installed in character wheel group great wheel effectively improves, and simply easy for installation.
Embodiment
The present invention is described in detail below.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
embodiment 1
Based on a Smart Home gas meter, flow meter kilowatt meter reading-out system for 3G network, this gas meter, flow meter kilowatt meter reading-out system can realize the work of checking meter of the gas meter, flow meter of even multiple residential quarters, residential quarters.This gas meter, flow meter kilowatt meter reading-out system comprises gas meter, flow meter, MSP430F149 microprocessor, Si4432 module, concentrator and central processing unit.This gas meter, flow meter is installed in the man of resident family of community, single household one gas meter, flow meter.A MSP430F149 microprocessor and Si4432 module is provided with in each gas meter, flow meter.Each Si4432 module may correspond to and arranges a concentrator, also multiple Si4432 module correspondence can arrange a concentrator.The corresponding central processing unit of multiple concentrator.
This gas meter, flow meter comprises housing, counter, inductor and inductor identification circuit is provided with in housing, this housing is connected with draft tube and escape pipe, this draft tube, gas meter, flow meter and escape pipe form air feed path, this housing also offer the watch window for observing character wheel.The driven wheels that this counter comprises counter frame, character wheel group and is meshed with character wheel group, described counter frame is also provided with colored moving tooth, described colored moving tooth is meshed with character wheel group great wheel, and driven wheels and character wheel group are all arranged on counter frame by counter shaft.Character wheel group great wheel be axially also provided with blind hole, and the optional position of blind hole hole wall is provided with at least one elastic card.The opposite side that the axis that blind hole should be arranged on character wheel group great wheel is meshed with the radial direction of flower moving tooth.Character wheel group great wheel blind hole is axially circular, and it is inner for mounting magnetic steel.Flower moving tooth is stirred the first engaged wheel namely stirring driven wheels after character wheel group great wheel rotates a week and is turned over two teeth, and this engaged wheel drives again another character wheel in the character wheel group be meshed with it to turn over a numeral, and cascaded coordination like this realizes counting.And be provided with multiple character wheel in the above-mentioned character wheel group mentioned of the present invention, and the surface of each character wheel group is provided with the numeral of 0 to 9 successively.This inductor is installed in character wheel group great wheel, for responding to the gas flow in gas meter, flow meter.Also be provided with inductor identification circuit in housing, the movement locus of the corresponding inductor of this inductor identification circuit is arranged.
Inductor identification circuit in gas meter, flow meter is electrically connected with MSP430F149 microprocessor, inductor in gas meter, flow meter and induction answer device identification circuit to combinationally use, the gas gross flowing through gas meter, flow meter is measured, and the gas meter information data signal of the gas meter, flow meter of respective user is delivered to MSP430F149 microprocessor.The gas meter information data signal of user can be sent to concentrator by Si4432 module with wireless network by MSP430F149 microprocessor, in addition, Si4432 module also receives instruction, as function commands such as configuration parameter, power-off, prompting, timesharing air feed by wireless network.Concentrator is connected by 3G network with central processing unit, the mode that gas meter information data signal transmits with 3G network is transferred to central processing unit by concentrator, central processing unit is sending corresponding control command according to systemic presupposition, user's setting or status information, thus improves the real-time of kilowatt meter reading-out system and the reliability of meter reading data.
Si4432 module provides advanced wireless transmission function, frequency range is 240-930MHz, the output power of+20dBm and the receiving sensitivity of-118dBm ensure that transmission range and the penetration capacity of data, make the long distance for data of kilowatt meter reading-out system, communication bit error rates low.Si4432 module is alternate transport and reception packet in units of 64B, and RX path uses a single transformational structure mirror image to suppress mixing 2-levelFSK/GFSK/OOK modulated received signal to a low and medium frequency.13 ~ 16 pins of the chip of Si4432 module are the SPI interfaces of standard.The pin SDN of the chip of Si4432 module determines the duty of Si4432 module.As SDN=1, chip is in power-down mode; As SDN=0, chip is in conventional operating mode.Pin SCLK is used for the serial data transmission between synchronous Si4432 module and MSP430F149 microprocessor.SDO and SDI is used for the data transmission between MSP430F149 microprocessor and Si4432 module.NSEL is chip selection signal, only has when chip selection signal is low level, and MSP430F149 microprocessor is just effective to the operation of Si4432 module.
This concentrator comprises the concentrator Si4432 module, concentrator MSP430F149 microprocessor and the concentrator 3G module that are electrically connected successively, concentrator Si4432 module is connected by wireless network with Si4432 module, and concentrator 3G module is connected by 3G network with central processing unit.
By arranging inductor and inductor identification circuit can measure the gas gross flowing through gas meter, flow meter in gas meter, flow meter, gas meter, flow meter is made to have stronger practicality, higher real-time, higher data metering precision; In addition, the Elastic buckle that the blind hole by the character wheel group great wheel of counter is arranged, the stability that magnet steel is installed in character wheel group great wheel effectively improves, and simply easy for installation.
embodiment 2
On the basis of embodiment one, described inductor is magnetic patch, and described magnetic patch is arranged on the wheel face of described character wheel group great wheel, and described inductor identification circuit is the on-off circuit be made up of tongue tube; Whenever character wheel group great wheel rotates a circle, with regard to Close approach once, tongue tube, by magnetic patch effect, is made on-off circuit closed once, is completed measure the volume of gas by counting and data reduction for magnetic patch and tongue tube; It should be noted that, in other embodiments, inductor and inductor identification circuit also can be the metering signal sample circuits based on infrared induction technology or laser induced technology.
embodiment 3
On the basis of embodiment one or embodiment two, counter frame is also provided with driving gear component, and driving gear component is separately positioned on front end and the rear end of counter frame with flower moving tooth, described driving gear component is connected and fixed by axle with flower moving tooth.Driving gear component drives flower moving tooth to rotate, then spend moving tooth to stir the first engaged wheel namely stirring driven wheels after character wheel group great wheel rotates a week and turn over two teeth, this engaged wheel drives again another character wheel in the character wheel group be meshed with it to turn over a numeral, and cascaded coordination like this realizes counting.
embodiment 4
On the basis of above-described embodiment, the IC-card read-write equipment described gas meter, flow meter being also provided with IC-card sheet slot and being connected with IC-card sheet slot, described IC-card read-write equipment is electrically connected with central processing unit.
By using the IC-card sheet slot on this gas meter, flow meter, IC-card sheet after supplementing with money is inserted the IC-card sheet slot on gas meter, flow meter by user, thus complete work is supplemented with money to gas meter, flow meter, and supplement with money without the need to going to business hall, what have great convenience for the user purchases gas, also can be gas company simultaneously and reduce outlet, reduce operating personnel, reduce the operation cost of gas company.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. based on a Smart Home gas meter, flow meter kilowatt meter reading-out system for 3G network, it is characterized in that: comprise gas meter, flow meter, MSP430F149 microprocessor, Si4432 module, concentrator and central processing unit; Described gas meter, flow meter comprises housing, counter and the draft tube be separately positioned on housing and escape pipe; The character wheel group great wheel of described housing is provided with the inductor for responding to gas flow, in described housing corresponding inductor movement locus on certain be a bit provided with inductor identification circuit; The driven wheels that described counter comprises counter frame, character wheel group, character wheel group great wheel and is meshed with character wheel group, described counter frame is also provided with colored moving tooth, and described colored moving tooth is meshed with character wheel group great wheel; Described character wheel group great wheel be axially also provided with blind hole, the optional position of described blind hole hole wall is provided with at least one Elastic buckle; Inductor identification circuit in described gas meter, flow meter is electrically connected with MSP430F149 microprocessor, described MSP430F149 microprocessor is electrically connected with Si4432 module, described Si4432 module is connected by wireless network with concentrator, and described concentrator is connected by 3G network with central processing unit.
2. a kind of Smart Home gas meter, flow meter kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: described concentrator comprises the concentrator Si4432 module, concentrator MSP430F149 microprocessor and the concentrator 3G module that are electrically connected successively, described concentrator Si4432 module is connected by wireless network with Si4432 module, and described concentrator 3G module is connected by 3G network with central processing unit.
3. a kind of Smart Home gas meter, flow meter kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: described inductor is magnetic patch, described magnetic patch is installed on the wheel face of character wheel group great wheel; Described inductor identification circuit is the on-off circuit be made up of tongue tube.
4. a kind of Smart Home gas meter, flow meter kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: described counter frame is also provided with driving gear component, and described driving gear component, flower moving tooth corresponding rear end, the front end being arranged on counter frame respectively, described driving gear component and flower moving tooth coaxial rotation.
5. a kind of Smart Home gas meter, flow meter kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: the IC-card read-write equipment described gas meter, flow meter being also provided with IC-card sheet slot and being connected with IC-card sheet slot, described IC-card read-write equipment is electrically connected with central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510513483.XA CN105118260A (en) | 2015-08-20 | 2015-08-20 | Intelligent household gas meter reading system based on 3G network |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510513483.XA CN105118260A (en) | 2015-08-20 | 2015-08-20 | Intelligent household gas meter reading system based on 3G network |
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| CN105118260A true CN105118260A (en) | 2015-12-02 |
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| CN201510513483.XA Pending CN105118260A (en) | 2015-08-20 | 2015-08-20 | Intelligent household gas meter reading system based on 3G network |
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2015
- 2015-08-20 CN CN201510513483.XA patent/CN105118260A/en active Pending
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Application publication date: 20151202 |
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