CN205246729U - A device that is used for resident to take accuse table SMS notice collecting fee - Google Patents
A device that is used for resident to take accuse table SMS notice collecting fee Download PDFInfo
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- CN205246729U CN205246729U CN201521096611.7U CN201521096611U CN205246729U CN 205246729 U CN205246729 U CN 205246729U CN 201521096611 U CN201521096611 U CN 201521096611U CN 205246729 U CN205246729 U CN 205246729U
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- 238000004891 communication Methods 0.000 claims abstract description 39
- 238000003860 storage Methods 0.000 claims description 22
- 238000012423 maintenance Methods 0.000 claims description 14
- 238000007726 management method Methods 0.000 claims description 13
- 238000013500 data storage Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000004148 unit process Methods 0.000 claims description 3
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- 230000008569 process Effects 0.000 description 2
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- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
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Abstract
The utility model discloses a device that is used for resident to take accuse table SMS notice collecting fee, including the CPU main control unit to and all with the mutually interactive data acquisition unit of CPU main control unit, wireless communication unit, memory cell and power management unit, to show front end AC -220V power continuous with take the accuse for power management unit's input, the output converts confession CPU main control unit, data acquisition unit, wireless communication unit and memory cell's operating voltage into, the utility model discloses an expense and the electric quantity data of user charge accuse table are gathered in real time to the data acquisition unit, send for user terminal after handling through the CPU main control unit, can in time notify the user to pay the fees with the SMS mode when not enough at ammeter remaining sum, residual capacity, and artifical manpower, financial resources and the waste on the time of urging the expense to bring has significantly reduced.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a device that is used for resident to take accuse table SMS notice to collect fee, concretely relates to can realize carrying out online real-time supervision to indexes such as the surplus amount of money, the residual capacity of a plurality of expense accuse electric energy meters simultaneously and sending the terminal device that supplements the SMS and remind to the resident user under the condition that reaches the alarm threshold value.
[ background of the invention ]
With the deep innovation of the power system in China and the successful implementation of the distribution network transformation project in large and medium cities in recent years, a power supply system must be subjected to a series of automatic and intelligent transformation so as to ensure that the power distribution and transmission system can provide high-quality service for electric energy users efficiently, fairly and conveniently. However, the electric energy meter of the basic unit is installed in a centralized way by adopting the meter box, and when the residual amount of the electric energy meter reaches the alarm threshold, the backlight alarm of the electric energy meter cannot timely and effectively inform residential users.
The above problems can lead to: firstly, a user is forced to cut off power supply by an electric power company under the condition that the user does not know that the balance of the electric power fee is insufficient; secondly, the power company needs to send a specially-assigned person to the district for charging. The electric power is forcibly cut off, so that civil disputes are easily generated between electric power companies and users. And if the manual charging is carried out in the areas with scattered electric meter installation positions, a large amount of human resources are wasted, and the real-time performance is poor.
[ Utility model ] content
An object of the utility model is to solve the above-mentioned problem, provide a device that is used for resident to take accuse table SMS notice to collect fee, the device can in time send for the user when ammeter remaining amount of money, residual capacity are not enough and supplement the SMS warning with money, and no longer need the manual work to urge the expense to reduce the maintenance cost of table meter.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a device for informing payment of resident fee control meter by short message comprises a shell and a main control circuit board arranged in the shell, wherein a CPU main control unit, a data acquisition unit, a wireless communication unit, a storage unit and a power management unit are arranged on the main control circuit board, the data acquisition unit, the wireless communication unit, the storage unit and the power management unit are mutually interacted with the CPU main control unit, and the output end of the main control circuit board is converted into working voltage for the CPU main control unit, the data acquisition unit, the wireless communication unit and the storage unit; the lower end of the shell is provided with a power interface and a data interface, and is provided with an antenna connected with the wireless communication unit, the power management unit is connected with an AC-220V power supply at the front end of the fee control meter through the power interface, the data acquisition unit is connected with the fee control meter through the data interface, and the front surface of the shell is provided with an operation state display panel; wherein,
The data acquisition unit is used for acquiring the charge and electric quantity data of at least one charge control meter and sending the acquired data to the CPU main control unit;
the CPU main control unit processes the data acquired by the data acquisition unit, converts the data into fee and electric quantity information, and informs a terminal user through the wireless communication unit when the residual amount or the residual electric quantity of the electric meter is insufficient;
the storage unit comprises a Flash data storage unit and an EEPROM parameter storage unit, the Flash data storage unit is used for storing historical data of the electric energy meter, and the EEPROM parameter storage unit is used for storing parameters of the electric energy meter.
The utility model discloses further improvement lies in:
the data acquisition unit adopts a polar RS-485 acquisition unit and is used for acquiring data of four electric energy meters; the data interface comprises an RS-485 positive interface and an RS-485 negative interface.
The CPU main control unit is connected with an infrared maintenance unit used for inquiring and setting communication parameters, a master station number and a user number, and the infrared maintenance unit and the wireless communication unit are mutually communicated with the CPU main control unit through a serial bus;
the infrared maintenance unit comprises a 38K infrared transmitting and modulating circuit and an infrared transmitting and receiving unit, and transmitting and receiving ends of the infrared transmitting and receiving unit are arranged on the running state display panel.
The Flash data storage unit is interacted with the CPU main control unit through an SPI bus, and the EEPROM parameter storage unit is communicated with the CPU main control unit through an I2The C bus interacts with the CPU master control unit.
The CPU main control unit is connected with a watchdog reset unit through an I/O interface, and the watchdog reset unit is used for forcibly resetting when the CPU main control unit is down due to abnormality; the CPU main control unit and the wireless communication unit are used for discharging to the CPU main control unit and the wireless communication unit when the AC-220V power supply is powered off, so that the CPU main control unit stores data, and the wireless communication unit completes a farad capacitor charging and discharging unit for data sending work.
The wireless communication unit adopts a GPRS network processing unit, the antenna is a GPRS antenna, and the bottom of the shell is also provided with an SIM card slot; the CPU main control unit adopts a 32-bit high-speed processor with the model number STM32F 103.
The shell is divided into two parts which are buckled up and down and is fixed through at least four bolts.
The upper end of the back of the shell is provided with a hook used for hanging the whole device, and the whole device is installed in the meter box through the hook.
The middle part of the shell is relatively provided with an upper clamping groove and a lower clamping groove, the upper clamping groove and the lower clamping groove are clamped in a guide rail of the meter box, and the whole device is arranged in the meter box.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a data acquisition unit gathers user in real time and takes the expense and the electric quantity data of accuse table, handles the back through CPU main control unit and sends for user terminal, can in time inform the user with the SMS mode when ammeter residual amount, residual capacity are not enough and collect fee, the artifical manpower, financial resources and the waste in time that urge to pay and bring that have significantly reduced.
Further, the utility model discloses go upward communication and can log in the GPRS main website for the 376.1 stipulation, gather the electric energy meter through RS485 down, to the relatively poor waiting reason of carrier wave communication effect and lead to checking meter the success rate in the area on the low side to adopt this device, the on-the-spot meter data of solution that can be thorough upload the untimely, the condition that the rate of copying is low, can further perfect the data integrality with electric information collection system.
Further, the utility model discloses only need dispose conventional parameters such as communication parameter, main website telephone number, user's telephone number, and need not more configuration work, under the condition that does not increase design cost, improved the flexibility of equipment to the work load of parameter configuration that has significantly reduced, and then reduced the maintenance cost of equipment.
Further, the utility model discloses operating voltage can directly get the electricity from the ammeter front end, has small, low power dissipation, installs convenient advantage, possesses two kinds of mounting means of guide tracked, couple formula simultaneously, can effectively deal with the environment that the scene is complicated, and construction convenience is reliable.
[ description of the drawings ]
Fig. 1 is a schematic electrical diagram of the present invention;
fig. 2 is a power management circuit diagram of the present invention;
fig. 3 is a circuit diagram of a GPRS network processing unit of the present invention;
FIG. 4 is a front view of the overall structure of the present invention;
fig. 5 is a left side view of the present invention;
fig. 6 is a rear view of the present invention;
fig. 7 is a bottom view of the present invention;
fig. 8 is a schematic view of the present invention clamped in the watch box.
[ detailed description ] embodiments
The present invention will be described in further detail with reference to the accompanying drawings:
referring to fig. 1 to 8, the present invention includes a casing 1 and a main control circuit board disposed in the casing 1, the main control circuit board is provided with a CPU main control unit, and a data acquisition unit, a wireless communication unit, a storage unit and a power management unit which are mutually connected with the CPU main control unit, and the output end is converted into a working voltage for the CPU main control unit, the data acquisition unit, the wireless communication unit and the storage unit; as shown in fig. 7, the lower end of the casing 1 is provided with a power interface and a data interface, and is provided with an antenna connected with the wireless communication unit, the power management unit is connected with the front AC-220V power supply of the fee control meter through the power interface, the data acquisition unit is connected with the fee control meter through the data interface, and the front of the casing 1 is provided with an operation state display panel 3; wherein,
The data acquisition unit is used for acquiring the charge and electric quantity data of at least one charge control meter and sending the acquired data to the CPU main control unit; the data acquisition unit adopts a polar RS-485 acquisition unit and is used for acquiring data of four electric energy meters; the data interface comprises an RS-485 positive interface and an RS-485 negative interface.
The wireless communication unit adopts a GPRS network processing unit, the antenna is a GPRS antenna 6, and the bottom of the shell 1 is also provided with an SIM card slot 8; the CPU main control unit adopts a 32-bit high-speed processor with the model number STM32F 103.
The storage unit comprises a Flash data storage unit and an EEPROM parameter storage unit, the Flash data storage unit is used for storing historical data of the electric energy meter, and the EEPROM parameter storage unit is used for storing parameters of the electric energy meter. The Flash data storage unit is interacted with the CPU main control unit through an SPI bus, and the EEPROM parameter storage unit is communicated with the CPU main control unit through an I2The C bus interacts with the CPU master control unit.
The CPU main control unit processes the data acquired by the data acquisition unit, converts the data into fee and electric quantity information, and informs a terminal user through the wireless communication unit when the residual amount or the residual electric quantity of the electric meter is insufficient;
the CPU main control unit is connected with an infrared maintenance unit used for inquiring and setting communication parameters, a master station number and a user number, and the infrared maintenance unit and the wireless communication unit are mutually communicated with the CPU main control unit through a serial bus; the infrared maintenance unit comprises a 38K infrared transmitting and modulating circuit and an infrared transmitting and receiving unit, and transmitting and receiving ends of the infrared transmitting and receiving unit are arranged on the running state display panel 3. The CPU main control unit is connected with a watchdog reset unit through an I/O interface, and the watchdog reset unit is used for forcibly resetting when the CPU main control unit is down due to abnormality; the CPU main control unit and the wireless communication unit are used for discharging to the CPU main control unit and the wireless communication unit when the AC-220V power supply is powered off, so that the CPU main control unit stores data, and the wireless communication unit completes a farad capacitor charging and discharging unit for data sending work.
The shell 1 is divided into two parts which are buckled up and down and fixed by at least four bolts 7. The utility model discloses can install whole device in the table case through two kinds of modes:
firstly, a hook 2 used for hanging the whole device is arranged at the upper end of the back of the shell 1, and the whole device is installed in a meter box through the hook 2.
Secondly, as shown in fig. 5, 6 and 7, the middle part of the shell 1 is oppositely provided with an upper clamping groove 4 and a lower clamping groove 5, the upper clamping groove 4 and the lower clamping groove 5 are clamped in a guide rail 9 of the meter box, and the whole device is installed in the meter box.
The utility model discloses a circuit structure principle:
the utility model discloses master control circuit includes power management unit, GPRS network processing unit, RS-485 acquisition unit, infrared maintenance unit, farad electric capacity charge-discharge unit, memory space are Flash data memory cell and memory space of 4M are 32K's EEPROM parameter memory cell, and Flash data memory cell and EEPROM parameter memory cell are respectively through SPI bus and I2The C bus is connected to a CPU main control unit, and the CPU main control unit adopts a 32-bit high-speed processor with the model of STM32F 103. The power management unit comprises a 78L05 chip, a differential mode inductor, an integrated power chip and a rectifier bridge, and the input end of the power management unit is connected with an AC-220V power supply. The GPRS network processing unit comprises an M590E-R2 communication chip and a C707SIM card seat separated by physics.
The CPU main control unit is connected with the GPRS network processing unit and the infrared maintenance unit through a serial bus. The infrared maintenance unit is provided with a 38K infrared transmitting modulation circuit and a receiving circuit. The Flash data storage unit is connected with the CPU main control unit through the SPI bus and used for storing historical data of the intelligent electric energy meter. EEPROM parameter storage unit pass I2And the C bus is connected with the CPU main control unit and is used for storing important parameters of the intelligent electric energy meter.
The CPU main control unit is connected with a farad capacitor charging and discharging unit through an I/O interface, and the farad capacitor charging and discharging unit supplies power to the CPU main control unit and the GPRS network processing unit under the condition that external 220V alternating current power supply is disconnected, can maintain power supply for 1-2 minutes and is used for storing important data of the main control unit. The CPU main control unit is connected with a hardware watchdog chip through an I/O interface and is used for forcibly resetting when the CPU main control unit is down due to abnormality so as to recover to a normal working state.
As shown in fig. 2, for the circuit diagram of the power management unit of the present invention, the power management unit includes a 78L05 chip, a differential mode inductor, an integrated power chip, and a rectifier bridge. The GPRS network processing unit comprises an M590E-R2 communication chip and a C707SIM card seat separated by physics.
As shown in FIG. 3, the CPU master control unit is also connected to the SP706 dedicated reset chip through an I/O interface. In the farad capacitor charging and discharging unit, under the condition of normal power supply of external AC-220V, the farad capacitor charging and discharging unit is charged by itself, after the external power supply is cut off, 5V direct current is provided for the CPU main control unit and the GPRS network processing unit, the duration is 1-2 minutes, and the duration is used for storing important parameters of the CPU main control unit and transferring data in case of power failure. The utility model discloses CPU main control unit passes through the IO interface and is connected with green LED state lamp and red LED operation lamp respectively.
The utility model discloses a structural principle:
the utility model discloses a CPU main control unit is entire system's core, at first through real-time data such as voltage, electric current, power, the positive active indicating value of four piece at most, surplus amount, residual capacity of serial bus process RS485 data acquisition unit collection to make statistics of, handle, report an emergency and ask for help or increased vigilance and upload work to each index data of collection in the 72MHZARM7 chip in the CPU main control unit. And after the indexes and the real-time monitoring data are processed, the indexes and the real-time monitoring data are written into an AT45DB321Flash chip with a storage space of 4M through an SPI bus. The maximum storage capacity can store historical curve data of 4 blocks of intelligent tables for 31 continuous days and day freezing data of 62 continuous days. The CPU main control unit supports 376.1 master station communication protocols in an uplink mode, supports 645 intelligent meter acquisition protocols in a downlink mode, can acquire intelligent meter data at the same time, and achieves physical isolation.
The CPU main control unit compares the collected remaining amount and the collected remaining electric quantity of the intelligent meter with an alarm threshold value in the electric meter, and sends alarm short messages to a specified user after the alarm threshold value is reached, wherein the short messages are sequentially serial numbers, names, the current remaining amount and information for prompting timely recharging, and the short messages are sent for 2 times at intervals of 24 hours under the condition that the user does not recharge. Through the process, the user can be timely and effectively informed that the residual amount is not enough, and the manpower waste caused by the manual charge hastening of the community is greatly reduced.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (10)
1. A device for informing payment of resident fee control meter by short message is characterized by comprising a shell (1) and a main control circuit board arranged in the shell (1), wherein the main control circuit board is provided with a CPU main control unit, a data acquisition unit, a wireless communication unit, a storage unit and a power management unit which are mutually interacted with the CPU main control unit, and the output end of the main control circuit board is converted into working voltage for the CPU main control unit, the data acquisition unit, the wireless communication unit and the storage unit; the lower end of the shell (1) is provided with a power interface and a data interface, and is provided with an antenna connected with the wireless communication unit, the power management unit is connected with an AC-220V power supply at the front end of the fee control meter through the power interface, the data acquisition unit is connected with the fee control meter through the data interface, and the front surface of the shell (1) is provided with an operation state display panel (3); wherein,
the data acquisition unit is used for acquiring the charge and electric quantity data of at least one charge control meter and sending the acquired data to the CPU main control unit;
the CPU main control unit processes the data acquired by the data acquisition unit, converts the data into fee and electric quantity information, and informs a terminal user through the wireless communication unit when the residual amount or the residual electric quantity of the electric meter is insufficient;
The storage unit comprises a Flash data storage unit and an EEPROM parameter storage unit, the Flash data storage unit is used for storing historical data of the electric energy meter, and the EEPROM parameter storage unit is used for storing parameters of the electric energy meter.
2. The device for short message notification of payment of a resident fee control meter according to claim 1, wherein the data acquisition unit adopts a polarity RS-485 acquisition unit for acquiring data of four electric energy meters; the data interface comprises an RS-485 positive interface and an RS-485 negative interface.
3. The device of claim 1, wherein the CPU main control unit is connected with an infrared maintenance unit for querying and setting communication parameters, a master station number and a subscriber number, and the infrared maintenance unit and the wireless communication unit are both interconnected with the CPU main control unit through a serial bus.
4. The device for short message payment of resident fee control meter according to claim 3, wherein the infrared maintenance unit comprises a 38K infrared transmitting and modulating circuit and an infrared transmitting and receiving unit, and the transmitting and receiving ends of the infrared transmitting and receiving unit are arranged on the operation state display panel (3).
5. The device of claim 1, wherein the Flash data storage unit interacts with the CPU main control unit through the SPI bus, and the EEPROM parameter storage unit interacts through the I2The C bus interacts with the CPU master control unit.
6. The device for short message notification of payment according to resident fee control table of claim 1, wherein the CPU main control unit is connected to a watchdog reset unit through an I/O interface for forced reset when the CPU main control unit goes down due to abnormality; the CPU main control unit and the wireless communication unit are used for discharging to the CPU main control unit and the wireless communication unit when the AC-220V power supply is powered off, so that the CPU main control unit stores data, and the wireless communication unit completes a farad capacitor charging and discharging unit for data sending work.
7. The device for short message notification and payment of the resident fee control meter according to any one of claims 1-6, wherein the wireless communication unit adopts a GPRS network processing unit, the antenna is a GPRS antenna (6), and the bottom of the shell (1) is further provided with a SIM card slot (8); the CPU main control unit adopts a 32-bit high-speed processor with the model number STM32F 103.
8. The device for short message payment of resident fee control meter according to claim 1, wherein the housing (1) is divided into two parts which are buckled up and down and fixed by at least four bolts (7).
9. The device for short message payment of the resident fee control meter according to claim 1 or 8, characterized in that a hook (2) for hanging the whole device is arranged at the upper end of the back of the shell (1), and the whole device is installed in the meter box through the hook (2).
10. The device for short message notification and payment of the resident fee control meter according to claim 1 or 8, wherein an upper clamping groove (4) and a lower clamping groove (5) are oppositely arranged in the middle of the shell (1), the upper clamping groove (4) and the lower clamping groove (5) are clamped in a guide rail (9) of the meter box, and the whole device is installed in the meter box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521096611.7U CN205246729U (en) | 2015-12-24 | 2015-12-24 | A device that is used for resident to take accuse table SMS notice collecting fee |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521096611.7U CN205246729U (en) | 2015-12-24 | 2015-12-24 | A device that is used for resident to take accuse table SMS notice collecting fee |
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| CN205246729U true CN205246729U (en) | 2016-05-18 |
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| CN201521096611.7U Active CN205246729U (en) | 2015-12-24 | 2015-12-24 | A device that is used for resident to take accuse table SMS notice collecting fee |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105467181A (en) * | 2015-12-24 | 2016-04-06 | 刘永祥 | Device and method used for short-message payment notification of resident charge urging meter |
| CN107576833A (en) * | 2017-10-18 | 2018-01-12 | 新开普电子股份有限公司 | A kind of single-phase electronic energy meter mounting structure |
-
2015
- 2015-12-24 CN CN201521096611.7U patent/CN205246729U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105467181A (en) * | 2015-12-24 | 2016-04-06 | 刘永祥 | Device and method used for short-message payment notification of resident charge urging meter |
| CN107576833A (en) * | 2017-10-18 | 2018-01-12 | 新开普电子股份有限公司 | A kind of single-phase electronic energy meter mounting structure |
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