CN203659183U - Note remote water meter based on GSM (Global System for Mobile Communications) network - Google Patents
Note remote water meter based on GSM (Global System for Mobile Communications) network Download PDFInfo
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- CN203659183U CN203659183U CN201320854837.3U CN201320854837U CN203659183U CN 203659183 U CN203659183 U CN 203659183U CN 201320854837 U CN201320854837 U CN 201320854837U CN 203659183 U CN203659183 U CN 203659183U
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Abstract
The utility model provides a note remote water meter based on a GSM (Global System for Mobile Communications) network. The note remote water meter comprises a water meter shell, a micro control unit (MCU), a power supply device, a GSM transmitting module, a clock module RTC and a photoelectric direct reading module, wherein the micro control unit is respectively connected with the photoelectric direct reading module, the lock module RTC and the photoelectric direct reading module; the power supply device is respectively connected with the micro control unit, the GSM transmitting module and the photoelectric direct reading module and supplies power to the micro control unit, the GSM transmitting module and the photoelectric direct reading module. The note remote water meter provided by the utility model has the advantages that a plurality of batteries or lithium batteries are adopted to supply power, the data transmission is performed through the stable and reliable GSM network, the data transmission speed is high, the data security is high, the structure is simple, the cost is low, the wiring is not needed, the installation and maintenance are easy and the like.
Description
Technical field
The utility model relates to the monitoring of user's tap water water status information field, specifically a kind of note remote transmitting water meter based on GSM network.
Background technology
At present, the mode that most remote transmitting water meter carries out data transmission has following 2 kinds: 1, adopt wired mode, the shortcoming such as this mode needs field wiring, and cost is higher, line upkeep workload is large; 2, adopt wireless mode, owing to can only adopting fixing several common frequency bands to carry out data transmission, be subject to external interference, can not guarantee the stability of data transmission.
In order to realize the transporting function of data of water meter, the data remote water meter of the GSM network based on stable, safe has been proposed, this water meter adopts GSM short message mode to carry out data remote, and adopting dry cell or lithium battery is water meter power supply.The timing of GSM network using is reached the standard grade and is carried out data transmission, only just work in the time of data transmission of gsm module, and circuit aspect adopts low power dissipation design, and standby current is 7uA only, has greatly improved the service time of battery.
Summary of the invention
For above deficiency of the prior art, the purpose of this utility model is to provide a kind of stability of data transmission high, simple in structure, cost is low, installation and maintenance are easy to the note remote transmitting water meter based on GSM network.For achieving the above object, the technical solution of the utility model is: a kind of note remote transmitting water meter based on GSM network, comprise water meter case, and it also comprises micro-control unit MCU, electric supply installation, GSM forwarding module, clock module RTC and photoelectric direct reading module;
Described micro-control unit MCU is connected with photoelectric direct reading module, clock module RTC and photoelectric direct reading module respectively; Described electric supply installation is connected and powers with micro-control unit MCU, GSM forwarding module and photoelectric direct reading module respectively;
In the time of transmission data, described clock module RTC triggers micro-control unit MCU by RTC_INT pin, described micro-control unit MCU starts photoelectric direct reading module to water information by TXD pin, then micro-control unit MCU receives the water information collecting by RXD pin, and the power supply of opening GSM forwarding module by GSM_PWR pin, described GSM forwarding module is transferred to remote control center with short message mode; In the time that data are sent, described GSM forwarding module is closed power supply by GSM_PWR pin, and then micro-control unit MCU enters sleep pattern, waits for the triggering of clock module RTC next time.
Further, described micro-control unit MCU selects STM8L052R8.
Further, described clock module RTC adopts PCF2129AT as master chip.
Described GSM forwarding module adopts the gsm module that model is GC65.
Advantage of the present utility model and beneficial effect are as follows:
The data that this device collects water meter photoelectric direct reading module are sent to data center by GSM network in the mode of note, realize the transporting function of data of water meter; Data center also can carry out communication by the mode of note and water meter simultaneously, realizes collection and the control of data of water meter.This note remote transmitting water meter adopts dry cell or lithium battery power supply, carries out data transmission by reliable and stable GSM network, has the features such as data rate is fast, data security is high, simple in structure, cost is low, do not need wiring, installation and maintenance are easy.
Accompanying drawing explanation
Figure 1 shows that the note remote transmitting water meter structural representation of the utility model preferred embodiment based on GSM network;
Embodiment
The embodiment that provides an indefiniteness below in conjunction with accompanying drawing is further elaborated the utility model.
With reference to Fig. 1-Figure 4 shows that a kind of note remote transmitting water meter based on GSM network, comprise water meter case, it also comprises micro-control unit MCU, electric supply installation, GSM forwarding module, clock module RTC and photoelectric direct reading module;
Described micro-control unit MCU is connected with photoelectric direct reading module, clock module RTC and photoelectric direct reading module respectively; Described electric supply installation is connected and powers with micro-control unit MCU, GSM forwarding module and photoelectric direct reading module respectively;
In the time of transmission data, described clock module RTC (4) wakes micro-control unit MCU (1) up by RTC_INT pin, described micro-control unit MCU (1) starts photoelectric direct reading module (5) to water information by TXD pin, then micro-control unit MCU (1) receives the water information collecting by RXD pin, and the power supply of opening GSM forwarding module (3) by GSM_PWR pin, described GSM forwarding module (3) is transferred to remote control center with short message mode; In the time that data are sent, described GSM forwarding module (3) is closed power supply by GSM_PWR pin, and then micro-control unit MCU (1) enters sleep pattern automatically, waits for and waking up next time.
Preferably, described electric supply installation adopts lithium battery or/and the mode of dry cell power supply is powered.
Preferably, described micro-control unit MCU selects STM8L052R8.
Preferably, described clock module RTC adopts PCF2129AT as master chip.
Preferred described GSM forwarding module adopts the gsm module that model is GC65.
Shown in Figure 2 is power unit circuit diagram, power supply is by dry cell or lithium battery power supply, export respectively 3.3V and 4.0V two Battery packs through LDO voltage stabilizing, wherein 4.0V is gsm module power supply, can control the switch of this power supply by GSM_PWR signal, while only having the sending and receiving of needs note just by this power supply opening.3.3V power supply is mainly MCU and other circuit supply, selects the LDO voltage stabilizer of low static working current, to extend water meter stand-by time.
Shown in Figure 3 is the circuit diagram of micro-control unit MCU, preferably adopts single-chip microcomputer in the present embodiment, selects STM8L052R8 to control the work of whole system, and its principal feature is super low-power consumption, powerful, 16MHZ frequency of operation, built-in EEPROM; The Main Function of this circuit is: the continuous data by serial line interface from photoelectric direct reading module water-meter reading, then sends to data service center by continuous data by GSM note.
Shown in Figure 4 is the circuit diagram of clock module RTC, and precisely real-time clock core circuit adopts PCF2129AT as master chip, and Main Function is to provide high-precision clock, calendar, and its circuit is as follows
Shown in Figure 5 is the circuit diagram of GSM forwarding module, and the gsm module that GSM lattice network employing model is GC65 is realized reception and the transmission of note, simultaneously by serial line interface and MCU communication; Its principal feature: the features such as module volume is little, working stability, low-power consumption.
These embodiment are interpreted as being only not used in for the utility model is described restriction protection domain of the present utility model.After having read the content of record of the present utility model, technician can make various changes or modifications the utility model, and these equivalences change and modification falls into the utility model claim limited range equally.
Claims (5)
1. the note remote transmitting water meter based on GSM network, comprise water meter case, it is characterized in that: also comprise micro-control unit MCU (1), electric supply installation (2), GSM forwarding module (3), clock module RTC (4) and photoelectric direct reading module (5);
Described micro-control unit MCU (1) is connected with photoelectric direct reading module (5), clock module RTC (4) and photoelectric direct reading module (5) respectively; Described electric supply installation (2) is connected and powers with micro-control unit MCU (1), GSM forwarding module (3) and photoelectric direct reading module (5) respectively;
In the time of transmission data, described clock module RTC (4) triggers micro-control unit MCU (1) by RTC_INT pin, described micro-control unit MCU (1) starts photoelectric direct reading module (5) to water information by TXD pin, then micro-control unit MCU (1) receives the water information collecting by RXD pin, and the power supply of opening GSM forwarding module (3) by GSM_PWR pin, described GSM forwarding module (3) is transferred to remote control center with short message mode; In the time that data are sent, described GSM forwarding module (3) is closed power supply by GSM_PWR pin, and then micro-control unit MCU (1) enters sleep pattern, waits for the triggering of clock module RTC (4) next time.
2. the note remote transmitting water meter based on GSM network according to claim 1, is characterized in that: described electric supply installation (2) adopts lithium battery or/and the mode of dry cell power supply is powered.
3. the note remote transmitting water meter based on GSM network according to claim 1, is characterized in that: described micro-control unit MCU (1) selects STM8L052R8.
4. the note remote transmitting water meter based on GSM network according to claim 1, is characterized in that: described clock module RTC (4) adopts PCF2129AT as master chip.
5. the note remote transmitting water meter based on GSM network according to claim 1, is characterized in that: described GSM forwarding module (3) adopts the gsm module that model is GC65.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854837.3U CN203659183U (en) | 2013-12-23 | 2013-12-23 | Note remote water meter based on GSM (Global System for Mobile Communications) network |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854837.3U CN203659183U (en) | 2013-12-23 | 2013-12-23 | Note remote water meter based on GSM (Global System for Mobile Communications) network |
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| CN203659183U true CN203659183U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320854837.3U Expired - Fee Related CN203659183U (en) | 2013-12-23 | 2013-12-23 | Note remote water meter based on GSM (Global System for Mobile Communications) network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466511A (en) * | 2015-12-29 | 2016-04-06 | 成都兴联宜科技有限公司 | Photoelectric direct-reading remote transmission valve control water meter |
-
2013
- 2013-12-23 CN CN201320854837.3U patent/CN203659183U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105466511A (en) * | 2015-12-29 | 2016-04-06 | 成都兴联宜科技有限公司 | Photoelectric direct-reading remote transmission valve control water meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 400,000 District B, 2nd Floor, 7th Building, No. 2 Changfuxi Road, North New District of Chongqing Patentee after: Chongqing Jutai Internet of Things Group Co.,Ltd. Address before: 401122, 3 building, 2 HSBC Road, Jinshan Industrial Zone, 1 North New District, Chongqing Patentee before: CHONGQING GREATIDE INTERNET OF THINGS TECHNOLOGY Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20211223 |