CN2646674Y - DCPL network precharged intelligent type gas meter terminal - Google Patents
DCPL network precharged intelligent type gas meter terminal Download PDFInfo
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- CN2646674Y CN2646674Y CN 03279498 CN03279498U CN2646674Y CN 2646674 Y CN2646674 Y CN 2646674Y CN 03279498 CN03279498 CN 03279498 CN 03279498 U CN03279498 U CN 03279498U CN 2646674 Y CN2646674 Y CN 2646674Y
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- gas meter
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- dcpl
- dcpl network
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Abstract
The utility model relates to an intelligent gas meter termination which is charged in advance with DCPL network, including mechanical accumulating display device. The utility model is characterized in that the utility model is further provided with a LCD info display window and a DCPL network bus interface at site; the bus is provided with DC power less than 36 V; the meter has an intelligent circuit which is provided with a central microprocessor, specialized chip for modem, a drive circuit for the LCD display window and a number memory; the specialized chip for modem, the drive circuit for the LCD display window and the number memory are respectively connected with the central microprocessor; the mechanical accumulating print wheel has a small alnico and a magnet transducer at the corresponding position; the output end of the transducer is connected with the drive circuit for the LCD display window and the number memory through the central microprocessor; an electric explosion-prevention separated valve or a controllable gas meter machine core is arranged inside the meter; and a valve motor is provided to control the valve or the machine core; and the control circuit of the valve motor is arranged in the intelligent circuit. The utility model has the advantages of excellence, reliability, low power consumption and security.
Description
Technical field
The utility model relates to a kind of network prepaid intelligent fuel gas meter terminal, relates in particular to a kind ofly to copy and accept platform automatically for gas meter, flow meter and set up the network prepaid intelligent gas meter terminal of DCPL network communication structure and table thereof the structure device of signing an undertaking.
Background technology
Traditional gas meter, flow meter prepaid is to adopt IC-card gas meter, flow meter, this class table tool of non-networking can't carry out the networking management of checking meter.And power carrier table, teletransmission gas-burning pulse table all design for the simple function kilowatt meter reading-out system, do not possess network prepaid and user and can settle accounts short message network interaction function, while simple function kilowatt meter reading-out system, difference often appears in cumulative data on the position data copied and accepted of machine and the table tool on computers, so that cause the dispute between user and the charge department.So the gauge table in IC-card table, power carrier table, the teletransmission pulse meter kilowatt meter reading-out system all can not be called network prepaid intelligent metering terminal.Have the amount of money on traditional IC-card, when the user loses, damages IC-card, or when distorting amount of money data, user or supplier are sustained a loss with technological means.More the problem of generally being ignored is: traditional craft is checked meter, and service side and user are simultaneously on the scene, is that a kind of both sides are to the common juristic act of confirming of data.And " remote meter reading " of the prior art, " radio meter register " or schemes such as " network meter readings " are not all considered this legal issue, by the one-sided affirmation in service side data, can cause dispute, cause performance difficulty.At the patent No. or application number: 00135437.X; 02137930.0; 03132268.9 Chinese invention patent (or application) the DCPL fieldbus and the network prepaid bridge of the automatic method for reading of network of water, electricity, gas tables and equipment thereof, electronic counting network intelligence type gas meter, flow meter, network intelligence table measuring terminal are provided, the scheme among the application is further to propose a kind of intelligent fuel gas meter terminal product that adapts to the network prepaid.
Summary of the invention
For the needs of the network management that satisfies water, electricity, gas table tool data, the specific design that the utility model will provide a kind of DCPL network prepaid intelligent fuel gas meter terminal and table to sign an undertaking structure.This design will consider to keep traditional gas meter, flow meter as far as possible as a kind of good, reliably, the advantage of durable measurement instrument, finish simultaneously conventional art with modern microelectric technique, computer technology, network technology and software engineering combine, form good, reliably, durable, low-power consumption, the invention task of the DCPL network prepaid intelligent fuel gas meter terminal of safety, provide a kind of and tally with the national condition, and be China's water,, gas is copied and accepted the system hardware platform automatically and is set up the network prepaid intelligent gas meter terminal of DCPL network communication structure and table thereof the structure device of signing an undertaking.The DCPL network structure is when adopting direct current supply to give network prepaid intelligent gas meter terminal, also to be the data communication network winding thread.DCPL network prepaid intelligent fuel gas meter terminal device described in the utility model is a kind of: Electromechanical Design, the digital communication of DCPL network fieldbus addressable, gas meter, flow meter metering be that the mechanical type counting shows, table tool valve is controlled and user oriented provide the mutual LCD show info window of short message, the table tool has the network prepaid intelligent fuel gas meter terminal device of infrared digital communication window.These 6 is one of the utility model principal character.
In order to finish the foregoing invention task, the application adopts the diaphragm gas meter of national standard to be reequiped, that is: DCPL network prepaid intelligent fuel gas meter terminal, be provided with mechanical type accumulated counts display device, it is characterized in that: also be provided with user oriented mutual LCD show info window of short message and DCPL network field-bus interface are provided, 36V is provided on the bus following direct supply, the table tool is provided with smart circuit, be provided with core microprocessors in the circuit, DCPL network communication modulation special chip, the driving circuit and the number storage of network interaction LCD display window, be connected on the core microprocessors, the mechanical count character wheel is provided with little magnet steel, corresponding position is provided with Magnetic Sensor, the output of Magnetic Sensor connects LCD display driving circuit and stored digital by core microprocessors, in table, explosion-proof separation valve door of small-sized electric or controllable type gas meter, flow meter membrane type movement are housed, be provided with their valve driving machine of control simultaneously, the control circuit of valve driving machine is arranged in the smart circuit.The character wheel that is provided with little magnet steel in the mechanical type accumulated counts whenever circles, and Magnetic Sensor has electric pulse output.Core microprocessors is mainly finished judgement collection, data processing and storage, two-way data communication management, interactive information management and the watchdog circuit control of the counting electric pulse characteristic of Magnetic Sensor output.
The application's prioritization scheme has following several:
1, said little magnet steel is arranged on gas meter, flow meter mechanical counter minimum bit 0.001 character wheel, the Magnetic Sensor assembly is mounted in 0.001 character wheel lower portion of gas meter, flow meter counter wheel, and by Magnetic Sensor end socket and hold-down bolt encapsulation (preventing gas leakage), said Magnetic Sensor is a hall device simultaneously.
2, be parallel with infrared communication circuit and window on RXD, the TXD of DCPL network communication modulation special chip, use a teleswitch with increase and carry out the function of on-the-spot manual mode operation.
DCPL network prepaid intelligent gas meter end face described in the utility model has to the mutual main contents of user profile:
● gas metering mechanical type accumulated counts shows
● gas metering electronics collection counting shows
● Network Transmission user's gas use amount information shows
● Network Transmission user buys and supplements the demonstration of gas quantity information with money
● Network Transmission user's gas use amount settlement information shows
● the Network Transmission user's gas uses balance information to show
● user's gas use amount police circles show and alarm
● the control of Network Transmission gas meter, flow meter is closed valve and is shown and alarm
● the control of Network Transmission gas meter, flow meter is driven valve and is shown
● infrared digital communication window can be shown the examination of the setting of tool basic data, maintenance information at the scene.
The utility model combines conventional art with modern microelectric technique, computer technology, network technology and software engineering, form the DCPL network prepaid intelligent fuel gas meter terminal of good, reliable, durable, low-power consumption, safety, formed the addressable digital communication, that table tool valve is controlled and user oriented provide the mutual LCD show info window of short message, the table tool has the network prepaid intelligent fuel gas meter terminal device of infrared digital communication window.
Description of drawings
Fig. 1-1,1-2,1-3 are respectively the example structure figure of intelligent gas meter terminal iron sheet and cast aluminium;
Fig. 2 is the mutual display window amplification assumption diagram of DCPL network prepaid intelligent gas meter terminal device information;
Fig. 3-1,3-2,3-3 are the explosion-proof isolation electrically operated valve of DCPL network prepaid intelligent gas meter terminal embodiment structure installation diagram;
Fig. 4 is DCPL network prepaid intelligent gas meter terminal embodiment circuit theory diagrams;
Fig. 5 is DCPL network prepaid intelligent gas meter terminal and prepaid bridge, supervisory computer data communication synoptic diagram;
Fig. 6 is a DCPL network prepaid intelligent gas meter terminal embodiment schematic block circuit diagram.
Embodiment
Embodiment 1, as shown in Figure 1, have explosion-proof isolation electric valve device in the network prepaid intelligent fuel gas meter terminal device that mechanical type counting described in the utility model shows and LCD shows, by: the integral structure device that seal 1, intermediate 2, rubber isolation flap 3, sealing gasket 4, valve connector 5, inlet suction port 6, spring 7, screw rod 8, swivel nut 9, small machine 10, worm screw 11, worm gear 12, fluid sealant 13, motor down-lead hole 14 are formed.What particularly point out is: mechanical type quantifier digital display shows that the network prepaid intelligent gas meter end device with the mutual LCD display window of user profile is the diaphragm gas meter of employing standard; Specialized designs has explosion-proof isolation electric valve device and has the mechanical type accumulated counts and the assembly of the DCPL network intelligence Circuits System that prepaid function user information interaction shows.Its objective is, form the standardised networks prepaid, and can settle accounts the gas metering end product of short message network interaction with the user.This functional characteristics is one of important inventive point of network prepaid intelligent gas measuring terminal.
The mechanical type accumulated counts shows that the DCPL network prepaid intelligent gas meter end device that shows with interactive information LCD is the diaphragm gas meter that adopts national standard, in table, install explosion-proof separation valve door of small-sized electric or controllable type gas meter, flow meter membrane type movement additional, and design has mechanical accumulated counts to show, the user can settle accounts short message network interaction LCD display window before the diaphragm gas meter table and DCPL network-bus interface, infrared communication, smart circuit system, the DCPL network prepaid intelligent fuel gas meter terminal device of being formed.
The integrated table tool window structure that DCPL network intelligence type gas meter, flow meter body 1.0, information interaction display window 1.1, DCPL network joint 1.2 are formed.Referring to Fig. 1.
Particularly point out: in information interaction display window 1.1 boxes, the smart electronics acquisition system that mechanical type summary counter and LCD show is installed, forming the user provides comprehensive information mutual window, satisfies gas metering, the required function of network prepaid information interaction.Among information interaction display window 1.1 embodiment, A. mechanical counter window, B.DCPL network-bus, C.LCD display window, D. infrared communication window, E. inlet suction port, F. air outlet adapter.Table tool window is referring to Fig. 2 in detail.
Intake interface in the DCPL network prepaid intelligent fuel gas meter terminal device described in the utility model, design has the electrically operated valve of small-sized explosion-proof isolation.Its structure and the interior mounting means of table are referring to Fig. 3.
Circuit theory diagrams in the present embodiment, referring to Fig. 4: main devices adopts little power consumption chip in circuit theory diagrams, and wherein IC2 is that cpu chip is that core microprocessors, the IC1 of this circuit is that low-power consumption DCPL network communication modem chip, IC3 are that the mutual LCD display driving circuit of user profile, IC4 are that number storage, T9 are that Magnetic Sensor, MG are valve driving machine and infrared communication circuit etc.
Schematic block circuit diagram is referring to Fig. 6: described cpu chip is P89LPC932 (or MSP430) series microprocessor, this core microprocessors is mainly finished judgement collection, data processing and storage, bidirectional data communication management, interactive information management and the house dog control of the counting electric pulse characteristic of T9 Magnetic Sensor output.Cpu chip links to each other with RXD, the TXD of IC1 DCPL network communication modulation special chip by selecting P1.0 mouth, P1.1 interruption-forming serial communication for use.
Described IC1 is DCPL network communication modem chip UST7538BJG, the passing through of cpu chip selects for use RXD, the TXD of P1.0 mouth, P1.1 interruption-forming serial communication and DCPL network communication modem chip to carry out data read-write operation, P2.0 is transmitting-receiving R/T control, CD is the modulated-analog signal test side, and be coupled on the DCPL grid line by the modulated-analog signal that non-polar MBU (12), MBU (13) will meet the ITU-TV2.3 standard, DCPL grid line function is on the one hand as network communication, provides circuit as electric power on the other hand.
Among a kind of embodiment of DCPL network prepaid intelligent fuel gas meter terminal described in the utility model in the circuit theory MG be that the valve open and close drives the deceleration small machine, driving circuit is made up of institutes such as T1-T7, R1-R8, T11, W2, TV4, RV11, C1, C10.
Among a kind of embodiment of DCPL network prepaid intelligent fuel gas meter terminal described in the utility model in the circuit theory T9 Magnetic Sensor be to experience little magnet steel on mechanical counter minimum bit 0.001 character wheel to carry out the non electrical quantity conversion, 0.001 character wheel whenever circles, the T9 Magnetic Sensor has electric pulse output.
What particularly point out is: the Circuits System among a kind of embodiment of DCPL network prepaid intelligent fuel gas meter terminal, by modular design, its Circuits System and mechanical counter are installed in the gas meter, flow meter information interaction display box jointly, form one meet the gas meter, flow meter installation code, that can insert the DCPL network, the network remote controllable valve, keep mechanical type metering counting and user and can settle accounts prepaid intelligent fuel gas meter terminal device short message synthesis display window, have infrared digital communication at the information interaction display window.Described DCPL network communication is meant that bridge passes through the DCPL grid line, providing electric power to DCPL network prepaid intelligent fuel gas meter terminal is the direct supply of the following safe voltage of 36VDC, also is the grid line that bridge and DCPL network prepaid intelligent fuel gas meter terminal carry out digital communication simultaneously.The DCPL network is the fieldbus of a kind of novel low price, low-power consumption.
DCPL network described in the utility model is an addressable remote network prepaid intelligent gas meter terminal.It has and fieldbus similar architecture and bus type digital communication function.By the DCPL network is FSK (frequency shift keying) digital signal that superposeed on direct current supply line, thereby analog-and digital-communication can be carried out simultaneously.This has just guaranteed that each reading meter terminal power supply supply can be compatible with digital communication system on the network, can connect many site intelligent water meter terminals on a twisted-pair feeder.Being the fieldbus that adapts to network prepaid reading meter terminal, network prepaid wired home user's distribution terminal and network prepaid intelligent gas meter terminal for solving, is the solution of seeking safe voltage, two-wire system, low-power consumption, low-cost fieldbus.
DCPL network described in the utility model is not general said 220VAC electric power (inductance, a capacitive coupling) carrier communication technology.
Automatically copying and accepting system and device at DCPL network prepaid intelligent fuel gas meter terminal described in the utility model is to adopt the communication of DCPL network digital, and the DCPL network of the following safe voltage dc power supply of 36VDC and DCPL network prepaid intelligent fuel gas meter terminal, DCPL network prepaid bridge are formed copies and accepts system and device and networking method for reading automatically automatically.DCPL network fieldbus principle of work at China Patent No. or application number 03132268.9 to describe.
Intelligent water, electricity, gas meter terminal of DCPL network prepaid and prepaid bridge, supervisory computer data communication Application Example synoptic diagram are by shown in the accompanying drawing 5.
Claims (5)
1, a kind of DCPL network prepaid intelligent fuel gas meter terminal, be provided with mechanical type accumulated counts display device, it is characterized in that: also be provided with user oriented mutual LCD show info window of short message and DCPL network field-bus interface are provided, 36V is provided on the bus following direct supply, the table tool is provided with smart circuit, be provided with core microprocessors in the circuit, DCPL network communication modulation special chip, the driving circuit and the number storage of network interaction LCD display window, be connected on the core microprocessors, the mechanical count character wheel is provided with little magnet steel, corresponding position is provided with Magnetic Sensor, the output of Magnetic Sensor connects LCD display driving circuit and stored digital by core microprocessors, in table, explosion-proof separation valve door of small-sized electric or controllable type gas meter, flow meter membrane type movement are housed, be provided with their valve driving machine of control simultaneously, the control circuit of valve driving machine is arranged in the smart circuit.
2, according to the described DCPL network of claim 1 prepaid intelligent fuel gas meter terminal, it is characterized in that: said little magnet steel is arranged on gas meter, flow meter mechanical counter minimum bit 0.001 character wheel, the Magnetic Sensor assembly is mounted in 0.001 character wheel lower portion of gas meter, flow meter counter wheel, and by Magnetic Sensor end socket and hold-down bolt encapsulation, said Magnetic Sensor is a hall device simultaneously.
3, according to claim 1 or 2 described DCPL network prepaid intelligent fuel gas meter terminals, it is characterized in that: be parallel with infrared communication circuit and window on RXD, the TXD of DCPL network communication modulation special chip.
4, according to claim 1 or 2 described DCPL network prepaid intelligent fuel gas meter terminals, it is characterized in that: described explosion-proof isolation electric valve device, by: the integral structure device that seal (1), intermediate (2), rubber isolation flap (3), sealing gasket (4), valve connector (5), inlet suction port (6), spring (7), screw rod (8), swivel nut (9), small machine (10), worm screw (11), worm gear (12), fluid sealant (13), motor down-lead hole (14) are formed.
5, according to the described DCPL network of claim 3 prepaid intelligent fuel gas meter terminal, it is characterized in that: described explosion-proof isolation electric valve device, by: the integral structure device that seal (1), intermediate (2), rubber isolation flap (3), sealing gasket (4), valve connector (5), inlet suction port (6), spring (7), screw rod (8), swivel nut (9), small machine (10), worm screw (11), worm gear (12), fluid sealant (13), motor down-lead hole (14) are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03279498 CN2646674Y (en) | 2003-09-24 | 2003-09-24 | DCPL network precharged intelligent type gas meter terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03279498 CN2646674Y (en) | 2003-09-24 | 2003-09-24 | DCPL network precharged intelligent type gas meter terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2646674Y true CN2646674Y (en) | 2004-10-06 |
Family
ID=34303462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03279498 Expired - Lifetime CN2646674Y (en) | 2003-09-24 | 2003-09-24 | DCPL network precharged intelligent type gas meter terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2646674Y (en) |
-
2003
- 2003-09-24 CN CN 03279498 patent/CN2646674Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20030924 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |