CN105046920A - 3G network based smart home wireless smart electric meter reading system - Google Patents
3G network based smart home wireless smart electric meter reading system Download PDFInfo
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- CN105046920A CN105046920A CN201510514846.1A CN201510514846A CN105046920A CN 105046920 A CN105046920 A CN 105046920A CN 201510514846 A CN201510514846 A CN 201510514846A CN 105046920 A CN105046920 A CN 105046920A
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Abstract
The invention discloses a 3G network based smart home wireless smart electric meter reading system, aiming to provide a 3G network based smart home wireless smart electric meter reading system with higher reliability and real-time property. The system comprises smart electric meters, MSP430F149 microprocessors, Si4432 modules, concentrators and a CPU (central processing unit), wherein each smart electric meter comprises a metering module, a microprocessor, a signal encryption module and a signal output module, which are electrically connected in sequence; the signal output module is electrically connected with each MSP430F149 microprocessor; each MSP430F149 microprocessor is electrically connected with each Si4432 module; each Si4432 module is connected with each concentrator; each concentrator is connected with the CPU. The smart electric meter reading system is suitable to use in smart homes.
Description
Technical field
The invention belongs to Smart Home technical field, relate to a kind of for the intelligent electric meter kilowatt meter reading-out system in Smart Home, particularly relate to a kind of for Smart Home and based on the intelligent electric 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 intelligent electric meter, namely require in Smart Home that the meter reading method of intelligent electric meter and intelligent electric 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 intelligent electric 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, intelligent electric meter, also known as watt-hour meter, energy meter and kilowatt-hour table, is mainly used to the instrument measuring electric energy.Ammeter box is used to the casing filling intelligent electric meter and control intelligent electric meter.Ammeter box mainly comprises casing and case lid, and casing and case lid, by fastening composition device cavity volume, are commonly used in device cavity volume place intelligent electric meter and the gauge tap etc. for controlling intelligent electric meter.Usually can punch in casing when installing intelligent electric meter, the hole then allowing intelligent electric meter beat through the securing member such as bolt or screw and casing is fixedly connected with.The housing of intelligent electric meter and the housing of gauge tap are generally plastics, when ammeter overload or short circuit, ammeter box often can be caused on fire, gently then burn supply line, affect normal power supply, heavy then initiation fire, cause unnecessary injury.Therefore the ammeter box difficulty of catching fire is urgently to be resolved hurrily.
Summary of the invention
Goal of the invention of the present invention is: for prior art Problems existing, the Smart Home intelligent electric meter wireless 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 the easy damage on fire of existing intelligent electric meter can be solved.
To achieve these goals, the technical solution used in the present invention is:
Based on a Smart Home intelligent electric meter wireless kilowatt meter reading-out system for 3G network, comprise ammeter box, intelligent electric meter, MSP430F149 microprocessor, Si4432 module, concentrator and central processing unit; Described ammeter box is fixedly mounted on body of wall by bracket, described bracket comprises bracket body, described bracket body comprises installation portion and the support portion of bending forming, described installation portion is vertical with support portion to be arranged, described installation portion is provided with some mounting holes, and described support portion is provided with some height adjustment mechanisms; Described ammeter box comprises casing and case lid, described casing and case lid are buckled into the device cavity volume for accommodating intelligent electric meter, the fire extinguishing capsule surrounding intelligent electric meter and gauge tap for circumference is provided with in described device cavity volume, the wiring hole that described fire extinguishing capsule is provided with placing port and passes for the wiring of intelligent electric meter, is filled with dry type firing-fighting medium in described fire extinguishing capsule; Described intelligent electric meter comprises metering module, microprocessor, signal encryption module and signal output module, described metering module is electrically connected with microprocessor, described microprocessor is electrically connected with signal encryption module, described signal encryption module is electrically connected with signal output module, described signal output module 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 height adjustment mechanism comprises the adjusting bolt be installed on described support portion and the setting nut coordinated with adjusting bolt.
As preferred version of the present invention, described support portion comprises the stringer board and transverse slat integrated with stringer board end that are connected with installation portion one, described stringer board and transverse slat form "T"-shaped structure, the quantity of described height adjustment mechanism is set to three, one of them height adjustment mechanism is installed on described stringer board, two other height adjustment mechanism symmetry is installed in the two ends of transverse slat, and three described height adjustment mechanisms coordinate formation isosceles triangle.
As preferred version of the present invention, described fire extinguishing capsule is frame-type structure, and the hollow part of the framework of described fire extinguishing capsule is the parcel for placing ammeter, and the end face away from wiring hole side on described fire extinguishing capsule is fixedly connected with lanyard.
As preferred version of the present invention, described intelligent electric meter also comprises reminding unit and SIM unit, and the input end of described reminding unit is electrically connected with microprocessor, and the output terminal of described reminding unit is electrically connected with SIM unit.
As preferred version of the present invention, the case lid of described ammeter box is provided with a Magneto separate switch module, described door Magneto separate switch module is electrically connected with microprocessor.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
In the present invention, metering module in intelligent electric meter is for measuring the energy information data of respective user ammeter, and energy information data are passed through microprocessor successively, signal encryption module and signal output module are delivered 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.
In addition, by arranging placing port in fire extinguishing capsule, be convenient for people to pour dry type firing-fighting medium in fire extinguishing capsule, passing through of wiring when wiring hole conveniently surrounds ammeter or gauge tap is set; Adopt dry type firing-fighting medium effectively to put out a fire, moreover can not pollute the components and parts in casing, case lid and device cavity volume after fire extinguishing, easily clear up; Fire extinguishing capsule surrounds ammeter and gauge tap, like this when ammeter or gauge tap catch fire because of short circuit, propagation of flame can burn fire extinguishing capsule, fire extinguishing capsule is that inflammable material is formed, burning can be easy to break, thus the dry type firing-fighting medium flowed out in it, can splash out after dry type firing-fighting medium exposes thus knock out flame.Finally, because ammeter box is fixedly installed on body of wall by the installation portion and support portion arranging bending forming, and some mounting holes are set on installation portion, support portion is arranged and coordinates by adjusting bolt and setting nut the height adjustment mechanism formed, regulated by the height and position of adjusting bolt to gas meter, flow meter, ensure that the measuring accuracy of intelligent electric meter.
Accompanying drawing explanation
Fig. 1 is the structural representation of intelligent electric meter in the present invention;
Fig. 2 is the circuit diagram of Si4432 module in the present invention;
Fig. 3 is the structural representation of capsule of putting out a fire in the present invention;
Fig. 4 is the structural representation of bracket in the present invention;
Fig. 5 is that in the present invention, ammeter box is installed to the structural representation on body of wall by bracket;
The principle of work block diagram of intelligent electric meter in Fig. 6 the present invention;
Fig. 7 principle of work block diagram of the present invention;
Wherein, Reference numeral is: 1-casing, 2-intelligent electric meter, 3-fire extinguishing capsule, 31-lanyard, 32-wiring hole, 33-parcel, 34-placing port, 4-installation portion, 5-support portion, 41-mounting hole, 51-stringer board, 52-transverse slat, 53-adjusting bolt, 54-adjustment spiral shell, 6-body of wall.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, 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 intelligent electric meter wireless kilowatt meter reading-out system for 3G network, this intelligent electric meter 2 kilowatt meter reading-out system can realize the work of checking meter of the intelligent electric meter 2 of even multiple residential quarters, residential quarters.
This intelligent electric meter 2 kilowatt meter reading-out system comprise ammeter box, intelligent electric meter 2, MSP430F149 microprocessor, Si4432 module 6, concentrator and central processing unit.This ammeter box is installed in the man of resident family of community, and each ammeter box correspondence arranges an intelligent electric meter, a MSP430F149 microprocessor and Si4432 module.A corresponding MSP430F149 microprocessor of intelligent electric meter, a corresponding Si4432 module of MSP430F149 microprocessor.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 ammeter box is fixedly installed on body of wall 6 by bracket.This bracket comprises bracket body, and this bracket body comprises installation portion 4 and support portion 5, and installation portion 4 and support portion 5 are all by bending forming, and installation portion 4 is mutually vertical with support portion 5.This installation portion 4 is provided with some mounting holes 41, ammeter box can be fixedly installed on body of wall 6 by this mounting hole 41.This support portion 5 is provided with some height adjustment mechanisms, and this height adjustment mechanism, for regulating the height of ammeter box, makes ammeter box level install.
This ammeter box comprises casing 1 and case lid, described casing 1 and case lid are buckled into the device cavity volume for accommodating intelligent electric meter 2, the fire extinguishing capsule 3 surrounding intelligent electric meter 2 and gauge tap for circumference is provided with in described device cavity volume, the wiring hole 32 that described fire extinguishing capsule 3 is provided with placing port 34 and passes for the wiring of intelligent electric meter 2, be filled with dry type firing-fighting medium in this fire extinguishing capsule 3, described fire extinguishing capsule 3 is made up of inflammable material; Described dry type firing-fighting medium is dry powder or sand; Described inflammable material is plastic foil.Fire extinguishing capsule 3 arranges placing port 34 and is convenient for people to pour dry type firing-fighting medium in fire extinguishing capsule 3, arranges passing through of wiring when wiring hole 32 conveniently surrounds intelligent electric meter 2 or gauge tap; Adopt dry type firing-fighting medium effectively to put out a fire, moreover can not pollute the components and parts in casing 1, case lid and device cavity volume after fire extinguishing, easily clear up; Fire extinguishing capsule 3 surrounds intelligent electric meter 2 and gauge tap, like this when intelligent electric meter 2 or gauge tap catch fire because of short circuit, propagation of flame can burn fire extinguishing capsule 3, fire extinguishing capsule 3 is that inflammable material is formed, burning can be easy to break, thus the dry type firing-fighting medium flowed out in it, can splash out after dry type firing-fighting medium exposes thus knock out flame; Dry powder or sand fire extinguishing mainly in order to the contact of isolated air and comburant, thus are effectively put out a fire; More common and the less expensive of sand, dry powder price relative to higher sand, so herein preferably sand as dry type firing-fighting medium, certainly also sand can be replaced with pure sand as dry type firing-fighting medium; Fire extinguishing capsule 3 adopts plastic foil to make, and the fire extinguishing capsule 3 loading dry type firing-fighting medium is easily broken, and breaks once fire extinguishing capsule 3 is burnt, and dry type firing-fighting medium is gone out fire extinguishing capsule 3 immediately and stamped out the flames.
This intelligent electric meter 2 is positioned at ammeter box, and this intelligent electric meter 2 comprises metering module, microprocessor, signal encryption module and signal output module.In this intelligent electric meter 2, metering module is electrically connected with microprocessor, for processor is electrically connected with signal encryption module, signal encryption module is electrically connected with signal output module, the energy information data-signal that such metering module records will send after encryption again, and the energy information data-signal of transmission just can effectively avoid user profile by the problem revealed after encryption.Signal output module in intelligent electric meter 2 is electrically connected with the MSP430F149 microprocessor in kilowatt meter reading-out system, and the energy information data-signal after encryption 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.
In addition, also deciphering module can be set between concentrator and central processing unit, energy information data-signal after the encryption that can be received concentrator by this deciphering module is deciphered automatically, and the energy information data-signal after deciphering is transferred to central processing unit, thus facilitating information about power statistics and the electricity bill control of receiving end, the ammeter data avoiding the intelligent electric meter 2 of user is arbitrarily tackled by people and reading information and then reveal the problem of user profile.
embodiment 2
On the basis of embodiment one, this height adjustment mechanism comprises the adjusting bolt 53 be installed on support portion 5 and the setting nut 54 coordinated with adjusting bolt 53.
During use, be first arranged on body of wall 6 by installation portion 4 by ammeter box, be placed on support portion 5 bottom ammeter box, making offsets with the top of adjusting bolt bottom ammeter box coordinates, and after adopting above-mentioned mounting means, the stability that improve ammeter box installation is higher; Turn adjusting bolt 53, is regulated by the height and position of adjusting bolt 53 pairs of ammeter boxes.By arranging said structure, both ensure that the stability that ammeter box is installed, and ammeter box having been installed safe and reliable, simultaneously, under the mating reaction of some height adjustment mechanisms, fully can ensure that ammeter box is arranged on horizontal level, thus ensure that the measuring accuracy of intelligent electric meter.
embodiment 3
On the basis of embodiment one or embodiment two, this support portion 5 comprises stringer board 51 and transverse slat 52, this stringer board 51 connects as one structure with installation portion 4, this transverse slat 52 is one-body molded with the end of stringer board 51 end, and stringer board 51 and transverse slat 52 form "T"-shaped structure, the quantity of height adjustment mechanism is set to three, one of them height adjustment mechanism is installed on stringer board 51, two other height adjustment mechanism symmetry is installed in the two ends of transverse slat 52, and three height adjustment mechanisms coordinate formation isosceles triangular structure on support portion 5.Adopt said structure, transverse slat 52 and stringer board 51 coordinate formation "T"-shaped, make the support effects of support portion 5 better, ensure that the stability that ammeter box is placed.
embodiment 4
On the basis of above-described embodiment, described fire extinguishing capsule 3 is arranged in frame-type, the hollow part of this framework is the parcel 33 for placing ammeter, and the other end that described fire extinguishing capsule 3 is provided with wiring hole 32 is fixedly connected with lanyard 31, and described casing 1 correspondence is provided with the keeper for tangling lanyard 31.The frame-type suitable with casing 1 be arranged to by fire extinguishing capsule 3, to be so no matter the comfort level from placing or the aesthetics of entirety, all better; Arranging lanyard 31 conveniently falls to hang in device cavity volume by fire extinguishing capsule 3, and structural design is simple, preferably arranges two lanyards 31 hanging fire extinguishing capsules 3 and is advisable, effectively can keep quality of balance and the stable degree of fire extinguishing capsule 3 like this; Keeper can be located in screw in housing sidewall or bolt or pin etc.
embodiment 5
On the basis of above-described embodiment, this intelligent electric meter 2 also includes reminding unit and SIM unit, and the input end of reminding unit is electrically connected with microprocessor, and the output terminal of described reminding unit is electrically connected with SIM unit.By this reminding unit and SIM unit, this intelligent electric meter 2 is made to have the functions such as prompting number of days timely also computing time, can to arrive the end of month by reminding user when the end of month, the points for attention etc. that should pay the fees, reminding unit directly connects SIM unit and sends note, and the information of transmission does not then need encryption, has skipped encrypting and decrypting step, process is simple, runs rapidly.
embodiment 6
On the basis of above-described embodiment, the case lid of this ammeter box is provided with a Magneto separate switch module, door Magneto separate switch module is electrically connected with microprocessor, and microprocessor is connected with the Keysheet module for keying in unlocking cipher.Door Magneto separate switch module can produce enabling signal, the person of checking meter, by Keysheet module input service personal information, password, normally opens ammeter box, inputs incorrectly trigger alarm module to be reported to the police, camera is taken pictures and uploads simultaneously, effectively prevents other people from illegally opening ammeter box and carries out stealing.
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 (7)
1. based on a Smart Home intelligent electric meter wireless kilowatt meter reading-out system for 3G network, it is characterized in that: comprise ammeter box, intelligent electric meter (2), MSP430F149 microprocessor, Si4432 module, concentrator and central processing unit; Described ammeter box is fixedly mounted on body of wall (6) by bracket, described bracket comprises bracket body, described bracket body comprises installation portion (4) and support portion (5) of bending forming, described installation portion (4) is vertical with support portion (5) to be arranged, described installation portion (4) is provided with some mounting holes (41), and described support portion (5) are provided with some height adjustment mechanisms; Described ammeter box comprises casing (1) and case lid, described casing (1) and case lid are buckled into the device cavity volume for accommodating intelligent electric meter (2), the fire extinguishing capsule (3) surrounding intelligent electric meter (2) and gauge tap for circumference is provided with in described device cavity volume, the wiring hole (32) that described fire extinguishing capsule (3) is provided with placing port (34) and passes for the wiring of intelligent electric meter (2), is filled with dry type firing-fighting medium in described fire extinguishing capsule (3); Described intelligent electric meter (2) comprises metering module, microprocessor, signal encryption module and signal output module, described metering module is electrically connected with microprocessor, described microprocessor is electrically connected with signal encryption module, described signal encryption module is electrically connected with signal output module, described signal output module 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 intelligent electric meter wireless 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 intelligent electric meter wireless kilowatt meter reading-out system based on 3G network as claimed in claim 1, is characterized in that: described height adjustment mechanism comprises the adjusting bolt (53) be installed on described support portion (5) and the setting nut (54) coordinated with adjusting bolt (53).
4. a kind of Smart Home intelligent electric meter wireless kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: described support portion (5) comprise with installation portion (4) stringer board (51) that is connected of one and with the integrated transverse slat in stringer board (51) end (52), described stringer board (51) and transverse slat (52) form "T"-shaped structure, the quantity of described height adjustment mechanism is set to three, one of them height adjustment mechanism is installed on described stringer board (51), two other height adjustment mechanism symmetry is installed in the two ends of transverse slat (52), and three described height adjustment mechanisms coordinate formation isosceles triangle.
5. a kind of Smart Home intelligent electric meter wireless kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: described fire extinguishing capsule (3) is in frame-type structure, the hollow part of the framework of described fire extinguishing capsule (3) is the parcel (33) for placing ammeter, and the end face away from wiring hole (32) side on described fire extinguishing capsule (3) is fixedly connected with lanyard (31).
6. a kind of Smart Home intelligent electric meter wireless kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: described intelligent electric meter also comprises reminding unit and SIM unit, the input end of described reminding unit is electrically connected with microprocessor, and the output terminal of described reminding unit is electrically connected with SIM unit.
7. a kind of Smart Home intelligent electric meter wireless kilowatt meter reading-out system based on 3G network as claimed in claim 1, it is characterized in that: the case lid of described ammeter box is provided with a Magneto separate switch module, described door Magneto separate switch module is electrically connected with microprocessor.
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| CN201510514846.1A CN105046920A (en) | 2015-08-20 | 2015-08-20 | 3G network based smart home wireless smart electric meter reading system |
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| CN201510514846.1A CN105046920A (en) | 2015-08-20 | 2015-08-20 | 3G network based smart home wireless smart electric meter reading system |
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Application publication date: 20151111 |