CN203672433U - Intelligent voice direct reading gas meter - Google Patents

Intelligent voice direct reading gas meter Download PDF

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Publication number
CN203672433U
CN203672433U CN201320787820.0U CN201320787820U CN203672433U CN 203672433 U CN203672433 U CN 203672433U CN 201320787820 U CN201320787820 U CN 201320787820U CN 203672433 U CN203672433 U CN 203672433U
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China
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sufficient
control chip
resistance
master control
chip
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CN201320787820.0U
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Chinese (zh)
Inventor
罗宏伟
陈海林
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Qianwei Meters Chongqing Co Ltd
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QIANWEI KROMMSCHODER METER(CHONGQIANG) CO Ltd
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Priority to CN201320787820.0U priority Critical patent/CN203672433U/en
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Abstract

The utility model relates to an intelligent voice direct reading gas meter which comprises a meter body and a character wheel. The intelligent voice direct reading gas meter is characterized in that a control circuit board and a loudspeaker are arranged on the meter body, the loudspeaker is connected with the control circuit board, two evenly-arranged reading sensors are arranged in the peripheral direction of the character wheel, the reading sensors are connected with the control circuit board through date lines, the character wheel read number colleted by the reading sensors is transmitted to the control circuit board, and after signals are processed by the control circuit board, the loudspeaker is controlled to conduct voice broadcasting. By means of the technical scheme, the intelligent voice direct reading gas meter has the advantages of being compact in structure and easy and convenient to use, the intelligent voice direct reading gas meter additionally has the voice direct reading broadcasting function, voice broadcasting is carried out on contents displayed on a liquid crystal display, and the using convenience of people is improved.

Description

Intelligent sound direct-reading gas meter
Technical field
The utility model relates to a kind of gas meter, flow meter, particularly a kind of voice direct-reading gas meter.
Background technology
Numerous intelligent gas meters has a little liquid crystal display, but because the territory, effective display area of liquid crystal is very limited on intelligent gas meter, the data that some will show and the font of information are just very little, concerning some the elderlys, can not see the content of Chu's liquid crystal display screen display as used on earth how much gas, how much also lefts in, valve is out or closes, whether battery the content such as this replacing, be not easy to use, when light is darker, will more not see the content that LCDs shows, in data show 2011 later 30 years according to investigations, Chinese population aging will present accelerated development situation, to the year two thousand thirty, will become the highest country of population in the world aging degree, employment condition and the environment current according to China, young man works out of the hometown throughout the year, and the elderly is in solitary.Once there are different situations in gas meter, flow meter, the elderly cannot correctly understand because have defective vision current gas meter, flow meter state (change battery, this pays dues, valve is out or closes?).
Utility model content
The purpose of this utility model is just to provide a kind of compact conformation, intelligent sound direct-reading gas meter easy to use, and it increases voice direct-reading and reports function on gas meter, flow meter, and the content of liquid crystal display screen display is carried out to voice broadcast, improves the convenience that people use.
The purpose of this utility model is to realize by such technical scheme, it comprises table body and character wheel, it is characterized in that: on table body, be provided with control circuit board and loudspeaker, loudspeaker are connected with control circuit board, be provided with two reading sensors that are evenly arranged at the circumferencial direction of character wheel, reading sensor is connected with control circuit board by data line, the character wheel reading of reading sensor collection transfers to control circuit board, after signal being processed by control circuit board, control loudspeaker and carry out voice broadcast.
The utility model transfers to control circuit board by reading sensor by the reading on character wheel, after by control circuit board, the read signal of collection being processed, controls loudspeaker and carries out voice broadcast.On gas meter, flow meter, increase voice direct-reading and reported function, the content of liquid crystal display screen display can have been carried out by voice broadcast, improved the convenience that people use.Control circuit board, reading sensor and loudspeaker are installed on table body, make compact conformation, easy for installation.
Owing to having adopted technique scheme, the utlity model has compact conformation, advantage easy to use, it increases voice direct-reading and reports function on gas meter, flow meter, and the content of liquid crystal display screen display is carried out to voice broadcast, improves the convenience that people use.
Accompanying drawing explanation
Accompanying drawing of the present utility model is described as follows.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of Master control chip in the utility model.
Fig. 3 is the circuit interconnect pattern of LCD interface in the utility model.
Fig. 4 is the circuit diagram of the feed circuit in the utility model power control circuit.
Fig. 5 is the circuit diagram of the control circuit in the utility model power control circuit.
Fig. 6 is the signal acquisition circuit in the utility model.
Fig. 7 is the circuit diagram of voice control circuit in the utility model.
Fig. 8 is the circuit diagram of touch-control circuit in the utility model.
Fig. 9 is the circuit diagram of low-voltage alarm circuit in the utility model.
Figure 10 is the circuit diagram of data storage circuitry in the utility model.
Figure 11 is the circuit diagram of valve controling circuit in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, the utility model comprises table body 1 and character wheel 2, it is characterized in that: on table body 1, be provided with control circuit board 3 and loudspeaker, loudspeaker 5 are connected with control circuit board, be provided with two reading sensors that are evenly arranged 4 at the circumferencial direction of character wheel 2, reading sensor 4 is connected with control circuit board 3 by data line, and the character wheel reading that reading sensor 4 gathers transfers to control circuit board 3, after signal being processed by control circuit board, control loudspeaker and carry out voice broadcast.
The utility model transfers to control circuit board by reading sensor by the reading on character wheel, after by control circuit board, the read signal of collection being processed, controls loudspeaker and carries out voice broadcast.On gas meter, flow meter, increase voice direct-reading and reported function, the content of liquid crystal display screen display can have been carried out by voice broadcast, improved the convenience that people use.Control circuit board, reading sensor and loudspeaker are installed on table body, make compact conformation, easy for installation.
As shown in Fig. 2-8, on control circuit board 3, be provided with Master control chip U5, power control circuit, signal acquisition circuit, voice control circuit, touch-control circuit and LCD interface P, the 7 sufficient VPP/MCLR/RG5 of Master control chip U5 connect VCC power supply by the 11 resistance R 11, the 9 sufficient VSS ground connection of Master control chip U5, the 10 sufficient VCAP of Master control chip U5 are by the 17 capacitor C 17 ground connection, the 20 sufficient AVSS of Master control chip U5, 25 sufficient VSS, 41 sufficient VSS and the equal ground connection of 56 sufficient VSS, the 38 sufficient VDD of Master control chip U5 are by the 18 capacitor C 18 ground connection, the 63 sufficient RE3/COM0 of Master control chip U5 are connected with the 1 sufficient COM0 of LCD interface P, the 62 sufficient RE4/COM1 of Master control chip U5 are connected with the 2 sufficient COM1 of LCD interface P, the 61 sufficient RE5/COM2 of Master control chip U5 are connected with the 3 sufficient COM2 of LCD interface P, the 60 sufficient RE6/COM3 of Master control chip U5 are connected with the 4 sufficient COM3 of LCD interface P, the 59 sufficient RE7/SEG31 of Master control chip U5 are connected with the 5 sufficient P18 of LCD interface P, the 16 sufficient SEG20/AN7/RF2 of Master control chip U5 are connected with the 6 sufficient P1 of LCD interface P, the 15 sufficient SEG21/AN8/RF3 of Master control chip U5 are connected with the 7 sufficient P2 of LCD interface P, the 14 sufficient SEG22/AN9/RF4 of Master control chip U5 are connected with the 8 sufficient P3 of LCD interface P, the 13 sufficient SEG23/AN10/RF5 of Master control chip U5 are connected with the 9 sufficient P4 of LCD interface P, the 12 sufficient SEG24/C1IN+/CPS11/AN11/RF6 of Master control chip U5 are connected with the 10 sufficient P5 of LCD interface P, the 11 sufficient SEG25/SS11/AN5/RF7 of Master control chip U5 are connected with the 11 sufficient P6 of LCD interface P, the 8 sufficient SEG26/AN12/RG4 of Master control chip U5 are connected with the 12 sufficient P7 of LCD interface P, the 6 sufficient SEG45/AN13/RG3 of Master control chip U5 are connected with the 13 sufficient P8 of LCD interface P, the 5 sufficient SEG44/AN14/RX2/DT2/RG2 of Master control chip U5 are connected with the 14 sufficient P9 of LCD interface P, the 4 sufficient SEG43/AN15/TX2/CK2/RG1 of Master control chip U5 are connected with the 15 sufficient P10 of LCD interface P, the 3 sufficient SEG42/RG0 of Master control chip U5 are connected with the 16 sufficient P11 of LCD interface P, the 58 sufficient RD0/SEG0 of Master control chip U5 are connected with the 17 sufficient P12 of LCD interface P, the 55 sufficient RD1/SEG1 of Master control chip U5 are connected with the 18 sufficient P13 of LCD interface P, the 54 sufficient RD2/SEG2 of Master control chip U5 are connected with the 19 sufficient P14 of LCD interface P, the 53 sufficient RD3/SEG3 of Master control chip U5 are connected with the 20 sufficient P15 of LCD interface P, the 52 sufficient RD4/SEG4/SDO2 of Master control chip U5 are connected with the 21 sufficient P16 of LCD interface P, the 49 sufficient RD7/SEG7/SS2 of Master control chip U5 are connected with the 22 sufficient P17 of LCD interface P,
As Fig. 4, shown in 5, power control circuit comprises feed circuit and control circuit, wherein, as shown in Figure 4, feed circuit comprise the second voltage stabilizing diode D2, power supply chip U1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C the 3 and the 21 capacitor C 21, the positive pole of the second voltage stabilizing diode D2 is connected with the anodal BT-IN of battery supply, the minus earth of battery supply, the negative pole of the second voltage stabilizing diode D2 is connected with the IN foot of power supply chip U1, the GND foot ground connection of power supply chip U1, the OUT foot output VCC power supply of power supply chip U1, this VCC power supply is connected with the 7 sufficient VPP/MCLR/RG5 of Master control chip U5 by the tenth resistance, the IN foot of power supply chip U1 is connected with the positive pole of the first capacitor C 1, the minus earth of the first capacitor C 1, the OUT foot of power supply chip U1 is connected with the positive pole of the 3rd capacitor C 3, the minus earth of the 3rd capacitor C 3, the second capacitor C 2 is connected in parallel between the OUT foot of power supply chip U1 and the GND foot of power supply chip U1, the 21 capacitor C 21 is connected in parallel on the two ends of the second capacitor C 2, as shown in Figure 5, control circuit comprises voltage stabilizing chip U2, the first voltage stabilizing diode D2, the 3rd voltage stabilizing diode D3, the first resistance R 1, the 15 capacitor C the 15 and the 16 capacitor C 16, the 1 sufficient Vin mono-of voltage stabilizing chip U2 forms V2EN joint by the first resistance R 1, this V2EV joint is connected with the 36 sufficient RC5/SDOI/SEG12 of Master control chip U5, the 1 sufficient Vin bis-of voltage stabilizing chip U2 is connected with the negative pole of the 3rd voltage stabilizing diode D3, the positive pole of the 3rd voltage stabilizing diode D3 is connected with the negative pole of the first voltage stabilizing diode D1, the positive pole of the first voltage stabilizing diode D1 forms VBAT joint, this VBAT joint is connected with the IN foot of power supply chip U1, the 2 sufficient GND ground connection of voltage stabilizing chip U2, the 3 sufficient EN of voltage stabilizing chip U2 are connected with the 36 sufficient RC5/SDOI/SEG12 of Master control chip U5, the 4 sufficient Pass of voltage stabilizing chip U2 are by the 15 capacitor C 15 ground connection, the 5 sufficient Vout mono-of voltage stabilizing chip U2 are output VCC2 power supplys, the one, be connected with the positive pole of the 16 capacitor C 16, the minus earth of the 16 capacitor C 16,
As shown in Figure 6, signal acquisition circuit comprises the 13 resistance R 13, the 14 resistance R 14, the 5th capacitor C 5, the 6th capacitor C 6 and two reading sensors 4, two reading sensors 4 are respectively the first tongue tube C12 and the second tongue tube C13, one end ground connection of the 13 resistance R 13, the other end of the 13 resistance R 13 is connected with the first tongue tube C12, another termination VCC power supply of the first tongue tube C12, between the 13 resistance R 13 and the first tongue tube C12, be provided with GHG2 joint, this GHG2 joint is connected with 46 sufficient RB2/SEG9 of Master control chip by the 4th resistance R 4, the 5th capacitor C 5 is connected in parallel on the two ends of 13 resistance R 13, one end ground connection of the 14 resistance R 14, the other end of the 14 resistance R 14 is connected with the second tongue tube C13, another termination VCC power supply of the second tongue tube C13, between the 14 resistance R 14 and the second tongue tube C13, be provided with GHG1 joint, this GHG1 joint is connected with the 47 sufficient RB1/SEG8 of Master control chip U5 by the 3rd resistance R 3, the 6th capacitor C 6 is connected in parallel on the two ends of the 14 resistance R 14,
As shown in Figure 7, voice control circuit comprises voice control chip U4, the second resistance R 2, the 6th resistance R 6, the 9th capacitor C 9, the tenth capacitor C 10, the 11 capacitor C 11, the 19 capacitor C 19 and loudspeaker C20, the 5 sufficient GND ground connection of voice control chip U4, the 6 sufficient REST of voice control chip U4 are connected with the 51 sufficient RD5/SEG5/SDI2/SDA2 of Master control chip U5, the 7 sufficient Data of voice control chip U4 are connected with the 50 sufficient RD6/SEG6/SCLK2/SCL2 of Master control chip U5, the 8 sufficient Busy of voice control chip U4 and the 21 sufficient SEG35/AN3/RA3 of Master control chip U5, 4 foots of voice control chip U4 connect VCC2 power supply, the 3 sufficient SP2 of voice control chip U4 are connected with one end of the 11 capacitor C 11 by the second resistance R 2, the other end of the 11 capacitor C 11 is connected with the positive pole of the 19 capacitor C 19, the negative pole of the 19 capacitor C 19 is connected with the positive pole of loudspeaker C20, the 2 sufficient SP1 of voice control chip U4 are connected with one end of the tenth capacitor C 10 by the 6th resistance R 6, the other end of the tenth capacitor C 10 is connected with the negative pole of loudspeaker C20, the 1 sufficient VL of voice control chip U4 is by the 9th capacitor C 9 ground connection,
As shown in Figure 8, touch-control circuit comprises control chip U3, button K1, the 4th capacitor C 4, the 14 capacitor C 14, the 17 resistance R 17, the 20 capacitor C 20, the 1 sufficient OUT of control chip U3 is KEY-INT joint, this KEY-INT joint one is to be connected with the 48 sufficient EBO/INT/SEG30 of Master control chip U5 by the 7th resistance, KEY-INT joint two is to be connected with the 4 sufficient SLH of control chip U3 by the 14 capacitor C 14, the 17 resistance R 17 is connected in parallel on the two ends of the 14 capacitor C 14, the 2 sufficient GND ground connection of control chip U3, the 3 sufficient IN/SO mono-of control chip U3 are by the 20 capacitor C 20 ground connection, the 3 sufficient IN/SO bis-of control chip U3 meet button K1, the 4 sufficient SLH ground connection of control chip U3, the 5 sufficient VCC of control chip U3 connect VCC power supply, the 6 sufficient STG mono-of control chip U3 are ground connection, the 6 sufficient STG bis-of control chip U3 connect VCC power supply by the 4th capacitor C 4.
After LCD interface P and Master control chip U5, again LCDs and LCD interface P can be carried out to liquid crystal display, feed circuit in power control circuit will be exported the VCC power supply of 3.3V after the cell voltage transformation of 6V, voltage stabilizing chip U2 in control circuit plays the effect of voltage stabilizing, guarantee the stability of power supply, the first tongue tube C12 in signal acquisition circuit and the second tongue tube C13 can be 90 degree on the circumference of character wheel, 180 degree or other angle are arranged, in character wheel transport process successively through the first tongue tube C12 and the second tongue tube C13, gather a pulse signal by the first tongue tube C12 and transfer to Master control chip U5 after by the 5th capacitor C 5 filtering, gather a pulse signal by the second tongue tube C13 again and transfer to Master control chip U5 after by the 6th capacitor C 6 filtering, press the button K1, touching signals is provided, this tactile control signal is transferred to Master control chip U5 by control chip U3, Master control chip U5 controls voice control chip U4 work, the sound that will send is delivered to loudspeaker C20 after amplifying, send true man's voice broadcast information by loudspeaker C20, press the button the liquid crystal display of gas meter, flow meter after K1 and light the state and the data that show gas meter, flow meter, also enter for gas meter, flow meter by the mode of true man's voice simultaneously, to be convenient for people in not seeing display screen, also can know gas consumption, improve the convenience that people use.If Master control chip U5 receives only the first tongue tube C12 or second one of them pulse signal of tongue tube C13, Master control chip U5 will not count or control voice control chip U4 work, makes loudspeaker C20 carry out alarm.
As shown in Figure 9, on control circuit board, be provided with low-voltage alarm circuit, this low-voltage alarm circuit comprises detection chip U7, the 7th capacitor C 7, the 8th capacitor C 8, hummer LS1, the 7th triode Q7, the 23 resistance R the 23 and the 24 resistance R 24, the IN foot one of detection chip U7 is to be connected with the anodal BT-IN of battery supply, the IN foot two of detection chip U7 is to be connected with the positive pole of the 7th capacitor C 7, the minus earth of the 7th capacitor C 7, the OUT foot one of detection chip U7 is by the 8th capacitor C 8 ground connection, the OUT foot two of detection chip U7 is to be VCC-LOW joint, this VCC-LOW joint is connected with the 45 sufficient RB3/SEG10 of Master control chip U5 by the 5th resistance R 5, the GND foot ground connection of detection chip U7, the positive pole of hummer LS1 connects VCC power supply, the negative pole of hummer LS1 is connected with the collector of the 7th triode Q7, the grounded emitter of the 7th triode Q7, the base stage one of the 7th triode Q7 is to be connected with one end of the 24 resistance R 24, the other end of the 24 resistance R 24 forms BEE joint, this BEE joint is connected with the 17 sufficient SEG19/AN6/RF1 of Master control chip U5, the base stage two of the 7th triode Q7 is by the 23 resistance R 23 ground connection.
Low-voltage alarm circuit is by detection chip U7 for detection of battery electric quantity, and detection signal is transferred to Master control chip U5 by detection chip U7, if battery electric quantity is too low, Master control chip U5 controls buzzer warning, needs to change battery to point out.
As shown in figure 10, in order to facilitate the storage of data, on control circuit board, be provided with data storage circuitry, this data storage circuitry comprises storage chip U8, the 8th resistance R 8 and the 9th resistance R 9, the 1 sufficient A0 of storage chip U8, 2 sufficient A1, 3 sufficient A2, 4 sufficient GND and the equal ground connection of 7 sufficient WP, the 5 sufficient SDA of storage chip U8 are I2C SDA joint, this I2C SDA joint is connected with the 35 sufficient RC4/SDI1/SDA1/SEG16 of Master control chip U5, this I2C SDA joint also connects the VCC1 power supply of the 33 sufficient RC2/SEG13 outputs of Master control chip U5 by the 9th resistance R 9, the 6 sufficient SCL of storage chip U8 are I2C SCL joint, this I2C SCL joint is connected with the 34 sufficient RC3/SCK1/SCL1/SEG17 of Master control chip U5, I2C SCL joint also connects the VCC1 power supply of the 33 sufficient RC2/SEG13 outputs of Master control chip U5 by the 8th resistance R 8, the 8 sufficient VDD of storage chip U8 are connected with the VCC1 power supply of the 33 sufficient RC2/SEG13 outputs of control chip U5.
As shown in figure 11, in order to facilitate by-pass valve control on off operating mode, on control circuit board, be provided with valve controling circuit, this valve controling circuit comprises the first triode Q1, the second triode Q2, the 3rd triode Q3, the 4th triode Q4, the 5th triode Q5 the 6th triode Q6, the tenth resistance R 10, the 12 resistance R 12, the 34 resistance R 34, the 39 resistance R 39, the 40 resistance R 40, the 41 resistance R 41, the valve interface J1 that the 42 resistance R 42 and model are Connector, the 1 sufficient M+ mono-of valve interface J1 is connected with the collector of the second triode Q2, the 1 sufficient M+ mono-of valve interface J1 is connected with the collector of the 3rd triode Q3, the emitter one of the second triode Q2 is to connect VCC power supply, the emitter one of the second triode Q2 is to be connected with the base stage of the second triode Q2 by the 39 resistance R 39, the base stage of the second triode Q2 is connected with the collector of the first triode Q1, the base stage of the first triode Q1 is connected with the MOTO+ joint that the 30 sufficient SEG40/RC0 of Master control chip U5 form by the tenth resistance R 10, the emitter of the first triode Q1 is connected with the base stage of the 5th triode Q5 by the 40 resistance R 40, the grounded emitter of the 5th triode Q5, the collector of the 5th triode Q5 is connected with the 2 sufficient M-of valve interface J1, the grounded emitter of the 3rd triode Q3, the base stage of the 3rd triode Q3 is connected with the emitter of the 6th triode Q6 by the 34 resistance 34, the 6th triode Q6 base stage is connected with the MOTO-joint that the 29 sufficient SEG32/RC1 of Master control chip U5 form by the 12 resistance R 12, the collector one of the 6th triode Q6 is to connect VCC power supply by the 42 resistance R 42, the collector one of the 6th triode Q6 is to be connected with the 4th triode Q4 base stage, the collector of the 4th triode Q4 is connected with the collector of the 5th triode Q5, the emitter of the 4th triode Q4 connects VCC power supply, the 3 sufficient GND ground connection of valve interface J1, the 4 sufficient MS mono-of valve interface J1 connect VCC power supply by the 41 resistance R 41, the one, be connected with 18 sufficient SEG41/AN16/RF0 of Master control chip.
The model of Master control chip U5 in the utility model is PIC16LF1946, the model of power supply chip U1 is S812C33, the model of voltage stabilizing chip U2 is TC1185, the model of control chip U3 is TTP223, the model of voice control chip U4 is YY08, the model of detection chip U7 is HT7150, and the model of storage chip U8 is AT24C08W1, and the model of loudspeaker C20 is ALARMER.

Claims (5)

1. an intelligent sound direct-reading gas meter, comprise table body (1) and character wheel (2), it is characterized in that: on table body (1), be provided with control circuit board (3) and loudspeaker (5), loudspeaker (5) are connected with control circuit board, be provided with two reading sensors that are evenly arranged (4) at the circumferencial direction of character wheel (2), reading sensor (4) is connected with control circuit board by data line, the character wheel reading that reading sensor (4) gathers transfers to control circuit board (3), after signal being processed by control circuit board (3), control loudspeaker and carry out voice broadcast.
2. intelligent sound direct-reading gas meter as claimed in claim 1, it is characterized in that: on control circuit board (3), be provided with Master control chip (U5), power control circuit, signal acquisition circuit, voice control circuit, touch-control circuit and LCD interface (P), 7 sufficient VPP/MCLR/RG5 of Master control chip (U5) connect VCC power supply by the 11 resistance (R11), 9 sufficient VSS ground connection of Master control chip (U5), 10 sufficient VCAP of Master control chip (U5) are by the 17 electric capacity (C17) ground connection, 20 sufficient AVSS of Master control chip (U5), 25 sufficient VSS, 41 sufficient VSS and the equal ground connection of 56 sufficient VSS, 38 sufficient VDD of Master control chip (U5) are by the 18 electric capacity (C18) ground connection, 63 sufficient RE3/COM0 of Master control chip (U5) are connected with 1 sufficient COM0 of LCD interface (P), 62 sufficient RE4/COM1 of Master control chip (U5) are connected with 2 sufficient COM1 of LCD interface (P), 61 sufficient RE5/COM2 of Master control chip (U5) are connected with 3 sufficient COM2 of LCD interface (P), 60 sufficient RE6/COM3 of Master control chip (U5) are connected with 4 sufficient COM3 of LCD interface (P), 59 sufficient RE7/SEG31 of Master control chip (U5) are connected with 5 sufficient P18 of LCD interface (P), 16 sufficient SEG20/AN7/RF2 of Master control chip (U5) are connected with 6 sufficient P1 of LCD interface (P), 15 sufficient SEG21/AN8/RF3 of Master control chip (U5) are connected with 7 sufficient P2 of LCD interface (P), 14 sufficient SEG22/AN9/RF4 of Master control chip (U5) are connected with 8 sufficient P3 of LCD interface (P), 13 sufficient SEG23/AN10/RF5 of Master control chip (U5) are connected with 9 sufficient P4 of LCD interface (P), 12 sufficient SEG24/C1IN+/CPS11/AN11/RF6 of Master control chip (U5) are connected with 10 sufficient P5 of LCD interface (P), 11 sufficient SEG25/SS11/AN5/RF7 of Master control chip (U5) are connected with 11 sufficient P6 of LCD interface (P), 8 sufficient SEG26/AN12/RG4 of Master control chip (U5) are connected with 12 sufficient P7 of LCD interface (P), 6 sufficient SEG45/AN13/RG3 of Master control chip (U5) are connected with 13 sufficient P8 of LCD interface (P), 5 sufficient SEG44/AN14/RX2/DT2/RG2 of Master control chip (U5) are connected with 14 sufficient P9 of LCD interface (P), 4 sufficient SEG43/AN15/TX2/CK2/RG1 of Master control chip (U5) are connected with 15 sufficient P10 of LCD interface (P), 3 sufficient SEG42/RG0 of Master control chip (U5) are connected with 16 sufficient P11 of LCD interface (P), 58 sufficient RD0/SEG0 of Master control chip (U5) are connected with 17 sufficient P12 of LCD interface (P), 55 sufficient RD1/SEG1 of Master control chip (U5) are connected with 18 sufficient P13 of LCD interface (P), 54 sufficient RD2/SEG2 of Master control chip (U5) are connected with 19 sufficient P14 of LCD interface (P), 53 sufficient RD3/SEG3 of Master control chip (U5) are connected with 20 sufficient P15 of LCD interface (P), 52 sufficient RD4/SEG4/SDO2 of Master control chip (U5) are connected with 21 sufficient P16 of LCD interface (P), 49 sufficient RD7/SEG7/SS2 of Master control chip (U5) are connected with 22 sufficient P17 of LCD interface (P),
Power control circuit comprises feed circuit and control circuit, wherein, feed circuit comprise the second voltage stabilizing diode (D2), power supply chip (U1), the first electric capacity (C1), the second electric capacity (C2), the 3rd electric capacity (C3) and the 21 electric capacity (C21), the positive pole of the second voltage stabilizing diode (D2) is connected with the anodal BT-IN of battery supply, the minus earth of battery supply, the negative pole of the second voltage stabilizing diode (D2) is connected with the IN foot of power supply chip (U1), the GND foot ground connection of power supply chip (U1), the OUT foot output VCC power supply of power supply chip (U1), this VCC power supply is connected with 7 sufficient VPP/MCLR/RG5 of Master control chip (U5) by the tenth resistance, the IN foot of power supply chip (U1) is connected with the positive pole of the first electric capacity (C1), the minus earth of the first electric capacity (C1), the OUT foot of power supply chip (U1) is connected with the positive pole of the 3rd electric capacity (C3), the minus earth of the 3rd electric capacity (C3), the second electric capacity (C2) is connected in parallel between the OUT foot of power supply chip (U1) and the GND foot of power supply chip (U1), the 21 electric capacity (C21) is connected in parallel on the two ends of the second electric capacity (C2), control circuit comprises voltage stabilizing chip (U2), the first voltage stabilizing diode (D2), the 3rd voltage stabilizing diode (D3), the first resistance (R1), the 15 electric capacity (C15) and the 16 electric capacity (C16), 1 sufficient Vin mono-of voltage stabilizing chip (U2) forms V2EN joint by the first resistance (R1), this V2EV joint is connected with 36 sufficient RC5/SDOI/SEG12 of Master control chip (U5), 1 sufficient Vin bis-of voltage stabilizing chip (U2) is connected with the negative pole of the 3rd voltage stabilizing diode (D3), the positive pole of the 3rd voltage stabilizing diode (D3) is connected with the negative pole of the first voltage stabilizing diode (D1), the positive pole of the first voltage stabilizing diode (D1) forms VBAT joint, this VBAT joint is connected with the IN foot of power supply chip (U1), 2 sufficient GND ground connection of voltage stabilizing chip (U2), 3 sufficient EN of voltage stabilizing chip (U2) are connected with 36 sufficient RC5/SDOI/SEG12 of Master control chip (U5), 4 sufficient Pass of voltage stabilizing chip (U2) are by the 15 electric capacity (C15) ground connection, 5 sufficient Vout mono-of voltage stabilizing chip (U2) are output VCC2 power supplys, the one, be connected with the positive pole of the 16 electric capacity (C16), the minus earth of the 16 electric capacity (C16),
Signal acquisition circuit comprises the 13 resistance (R13), the 14 resistance (R14), the 5th electric capacity (C5), the 6th electric capacity (C6) and two reading sensors (4), two reading sensors (4) are respectively the first tongue tube (C12) and the second tongue tube (C13), one end ground connection of the 13 resistance (R13), the other end of the 13 resistance (R13) is connected with the first tongue tube (C12), another termination VCC power supply of the first tongue tube (C12), between the 13 resistance (R13) and the first tongue tube (C12), be provided with GHG2 joint, this GHG2 joint is connected with 46 sufficient RB2/SEG9 of Master control chip by the 4th resistance (R4), the 5th electric capacity (C5) is connected in parallel on the two ends of 13 resistance (R13), one end ground connection of the 14 resistance (R14), the other end of the 14 resistance (R14) is connected with the second tongue tube (C13), another termination VCC power supply of the second tongue tube (C13), between the 14 resistance (R14) and the second tongue tube (C13), be provided with GHG1 joint, this GHG1 joint is connected with 47 sufficient RB1/SEG8 of Master control chip (U5) by the 3rd resistance (R3), the 6th electric capacity (C6) is connected in parallel on the two ends of the 14 resistance (R14),
Voice control circuit comprises voice control chip (U4), the second resistance (R2), the 6th resistance (R6), the 9th electric capacity (C9), the tenth electric capacity (C10), the 11 electric capacity (C11), the 19 electric capacity (C19) and loudspeaker (C20), 5 sufficient GND ground connection of voice control chip (U4), 6 sufficient REST of voice control chip (U4) are connected with 51 sufficient RD5/SEG5/SDI2/SDA2 of Master control chip (U5), 7 sufficient Data of voice control chip (U4) are connected with 50 sufficient RD6/SEG6/SCLK2/SCL2 of Master control chip (U5), 8 sufficient Busy of voice control chip (U4) and 21 sufficient SEG35/AN3/RA3 of Master control chip (U5), 4 foots of voice control chip (U4) connect VCC2 power supply, 3 sufficient SP2 of voice control chip (U4) are connected with one end of the 11 electric capacity (C11) by the second resistance (R2), the other end of the 11 electric capacity (C11) is connected with the positive pole of the 19 electric capacity (C19), the negative pole of the 19 electric capacity (C19) is connected with the positive pole of loudspeaker (C20), 2 sufficient SP1 of voice control chip (U4) are connected with one end of the tenth electric capacity (C10) by the 6th resistance (R6), the other end of the tenth electric capacity (C10) is connected with the negative pole of loudspeaker (C20), 1 sufficient VL of voice control chip (U4) is by the 9th electric capacity (C9) ground connection,
Touch-control circuit comprises control chip (U3), button (K1), the 4th electric capacity (C4), the 14 electric capacity (C14), the 17 resistance (R17), the 20 electric capacity (C20), 1 sufficient OUT of control chip (U3) is KEY-INT joint, this KEY-INT joint one is to be connected with 48 sufficient EBO/INT/SEG30 of Master control chip (U5) by the 7th resistance, KEY-INT joint two is to be connected with 4 sufficient SLH of control chip (U3) by the 14 electric capacity (C14), the 17 resistance (R17) is connected in parallel on the two ends of the 14 electric capacity (C14), 2 sufficient GND ground connection of control chip (U3), 3 sufficient IN/SO mono-of control chip (U3) are by the 20 electric capacity (C20) ground connection, 3 sufficient IN/SO bis-of control chip (U3) connect button (K1), 4 sufficient SLH ground connection of control chip (U3), 5 sufficient VCC of control chip (U3) connect VCC power supply, 6 sufficient STG mono-of control chip (U3) are ground connection, 6 sufficient STG bis-of control chip (U3) connect VCC power supply by the 4th electric capacity (C4).
3. intelligent sound direct-reading gas meter as claimed in claim 2, it is characterized in that: on control circuit board, be provided with low-voltage alarm circuit, this low-voltage alarm circuit comprises detection chip (U7), the 7th electric capacity (C7), the 8th electric capacity (C8), hummer (LS1), the 7th triode (Q7), the 23 resistance (R23) and the 24 resistance (R24), the IN foot one of detection chip (U7) is to be connected with the anodal BT-IN of battery supply, the IN foot two of detection chip (U7) is to be connected with the positive pole of the 7th electric capacity (C7), the minus earth of the 7th electric capacity (C7), the OUT foot one of detection chip (U7) is by the 8th electric capacity (C8) ground connection, the OUT foot two of detection chip (U7) is to be VCC-LOW joint, this VCC-LOW joint is connected with 45 sufficient RB3/SEG10 of Master control chip (U5) by the 5th resistance (R5), the GND foot ground connection of detection chip (U7), the positive pole of hummer (LS1) connects VCC power supply, the negative pole of hummer (LS1) is connected with the collector of the 7th triode (Q7), the grounded emitter of the 7th triode (Q7), the base stage one of the 7th triode (Q7) is to be connected with one end of the 24 resistance (R24), the other end of the 24 resistance (R24) forms BEE joint, this BEE joint is connected with 17 sufficient SEG19/AN6/RF1 of Master control chip (U5), the base stage two of the 7th triode (Q7) is by the 23 resistance (R23) ground connection.
4. intelligent sound direct-reading gas meter as claimed in claim 2 or claim 3, it is characterized in that: on control circuit board, be provided with data storage circuitry, this data storage circuitry comprises storage chip (U8), the 8th resistance (R8) and the 9th resistance (R9), 1 sufficient A0 of storage chip (U8), 2 sufficient A1, 3 sufficient A2, 4 sufficient GND and the equal ground connection of 7 sufficient WP, 5 sufficient SDA of storage chip (U8) are I2C SDA joint, this I2C SDA joint is connected with 35 sufficient RC4/SDI1/SDA1/SEG16 of Master control chip (U5), this I2C SDA joint also connects the VCC1 power supply of 33 sufficient RC2/SEG13 outputs of Master control chip (U5) by the 9th resistance (R9), 6 sufficient SCL of storage chip (U8) are I2C SCL joint, this I2C SCL joint is connected with 34 sufficient RC3/SCK1/SCL1/SEG17 of Master control chip (U5), I2C SCL joint also connects the VCC1 power supply of 33 sufficient RC2/SEG13 outputs of Master control chip (U5) by the 8th resistance (R8), 8 sufficient VDD of storage chip (U8) are connected with the VCC1 power supply of 33 sufficient RC2/SEG13 outputs of control chip (U5).
5. intelligent sound direct-reading gas meter as claimed in claim 4, it is characterized in that: on control circuit board, be provided with valve controling circuit, this valve controling circuit comprises the first triode (Q1), the second triode (Q2), the 3rd triode (Q3), the 4th triode (Q4), the 5th triode (Q5) the 6th triode (Q6), the tenth resistance (R10), the 12 resistance (R12), the 34 resistance (R34), the 39 resistance (R39), the 40 resistance (R40), the 41 resistance (R41), the valve interface (J1) that the 42 resistance (R42) and model are Connector, 1 sufficient M+ mono-of valve interface (J1) is connected with the collector of the second triode (Q2), 1 sufficient M+ mono-of valve interface (J1) is connected with the collector of the 3rd triode (Q3), the emitter one of the second triode (Q2) is to connect VCC power supply, the emitter one of the second triode (Q2) is to be connected with the base stage of the second triode (Q2) by the 39 resistance (R39), the base stage of the second triode (Q2) is connected with the collector of the first triode (Q1), the base stage of the first triode (Q1) is connected with the MOTO+ joint that 30 sufficient SEG40/RC0 of Master control chip (U5) form by the tenth resistance (R10), the emitter of the first triode (Q1) is connected with the base stage of the 5th triode (Q5) by the 40 resistance (R40), the grounded emitter of the 5th triode (Q5), the collector of the 5th triode (Q5) is connected with 2 sufficient M-of valve interface (J1), the grounded emitter of the 3rd triode (Q3), the base stage of the 3rd triode (Q3) is connected with the emitter of the 6th triode (Q6) by the 34 resistance (34), the 6th triode (Q6) base stage is connected with the MOTO-joint that 29 sufficient SEG32/RC1 of Master control chip (U5) form by the 12 resistance (R12), the collector one of the 6th triode (Q6) is to connect VCC power supply by the 42 resistance (R42), the collector one of the 6th triode (Q6) is to be connected with the 4th triode (Q4) base stage, the collector of the 4th triode (Q4) is connected with the collector of the 5th triode (Q5), the emitter of the 4th triode (Q4) connects VCC power supply, 3 sufficient GND ground connection of valve interface (J1), 4 sufficient MS mono-of valve interface (J1) connect VCC power supply by the 41 resistance (R41), the one, be connected with 18 sufficient SEG41/AN16/RF0 of Master control chip.
CN201320787820.0U 2013-12-04 2013-12-04 Intelligent voice direct reading gas meter Expired - Fee Related CN203672433U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105300467A (en) * 2015-10-30 2016-02-03 四川泰鹏测控仪表科技有限公司 Wirelessly-controlled intelligent gas meter
CN105354927A (en) * 2015-10-30 2016-02-24 四川泰鹏测控仪表科技有限公司 Intelligent gas meter with voice prompt
CN108398591A (en) * 2018-05-14 2018-08-14 河北亚润电力器具有限公司 All-loop self-inspection electroscope
CN110442060A (en) * 2019-08-07 2019-11-12 杭州莱宸科技有限公司 A kind of intelligent gas meter and its control method with touch keyboard

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105300467A (en) * 2015-10-30 2016-02-03 四川泰鹏测控仪表科技有限公司 Wirelessly-controlled intelligent gas meter
CN105354927A (en) * 2015-10-30 2016-02-24 四川泰鹏测控仪表科技有限公司 Intelligent gas meter with voice prompt
CN108398591A (en) * 2018-05-14 2018-08-14 河北亚润电力器具有限公司 All-loop self-inspection electroscope
CN110442060A (en) * 2019-08-07 2019-11-12 杭州莱宸科技有限公司 A kind of intelligent gas meter and its control method with touch keyboard

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