CN110996191A - Non-power-supply meter reading concentrator for preventing surge from being struck by lightning - Google Patents
Non-power-supply meter reading concentrator for preventing surge from being struck by lightning Download PDFInfo
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- CN110996191A CN110996191A CN201911363109.0A CN201911363109A CN110996191A CN 110996191 A CN110996191 A CN 110996191A CN 201911363109 A CN201911363109 A CN 201911363109A CN 110996191 A CN110996191 A CN 110996191A
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- 238000004891 communication Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000010287 polarization Effects 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 3
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 2
- 238000005219 brazing Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 208000025274 Lightning injury Diseases 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- -1 heating Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/60—Arrangements in telecontrol or telemetry systems for transmitting utility meters data, i.e. transmission of data from the reader of the utility meter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
- H04Q2209/88—Providing power supply at the sub-station
- H04Q2209/883—Providing power supply at the sub-station where the sensing device enters an active or inactive mode
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
- H04Q2209/88—Providing power supply at the sub-station
- H04Q2209/886—Providing power supply at the sub-station using energy harvesting, e.g. solar, wind or mechanical
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a non-powered meter reading concentrator capable of preventing lightning surge, which comprises a sealing shell, a first waterproof terminal and a solar cell panel, wherein mounting lugs are distributed on two sides of the sealing shell, mounting screw holes are formed in the mounting lugs, a circuit board and a built-in antenna are mounted in the sealing shell through bolts, the circuit board consists of a communication module, a data acquisition and analysis module, a storage device and a power module, the power module comprises a protection module and a battery, the solar cell panel is arranged at the bottom of the sealing shell, and the output end of the solar cell panel is electrically connected with the input end of the battery of the power module through a wire. The method is independent of external power supply, high-frequency isolation is performed on a line carrier power supply during data transmission, a direct-current part is taken to charge and utilize a battery, and when no data is transmitted, a system enters a dormant state, so that the power consumption is low, and the requirement can be met by depending on solar energy.
Description
Technical Field
The invention relates to the technical field of instruments and meters, in particular to a non-power-supply meter reading concentrator for preventing lightning surge.
Background
With the development of computer and communication technology, various remote intelligent meter reading systems are more and more popularized in the industries of electric power, natural gas, heating, tap water and the like. The collecting concentrator for meter reading is often arranged at positions of building patios, outdoor meter boxes and the like, thunderstorms are frequently generated in certain areas in summer, the data module, the processing module and the like of the meter reading concentrator are easily damaged due to damage of rainwater short circuit, lightning stroke, line surge and the like of a power transmission line, a professional is required to arrive at a site for protection, the material cost for protecting equipment is increased, and heavy burden is caused to operation.
The Chinese patent 'a lightning-protection self-powered meter reading concentrator' 201721222212.X discloses a lightning-protection self-powered concentrator, which adopts a method of mounting a lightning rod on an antenna and mounting a partition plate on a shell to prevent lightning stroke, and generates electricity through a temperature difference effect. Lightning protection and power generation are realized. But there are:
1. the data acquisition circuit is exposed outdoors, so that lightning stroke conduction risk exists, the lightning stroke conduction risk is not described in detail in the patent, and technical personnel in the same industry cannot realize protection on line surge;
2. the temperature difference of at least more than 40 ℃ exists on the upper surface and the lower surface of the power generation level in the thermoelectric power generation, so that the requirements of meter reading and data remote transmission of the centralized meter reading device can be met. Obviously, such temperature difference does not exist outdoors, and the effect is difficult to be exerted in practical application.
Disclosure of Invention
The invention mainly aims to provide a non-power-supply meter reading concentrator for preventing lightning surge, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a surge is hit in lightning protection's no power supply concentrator of checking meter, includes seal housing, first waterproof terminal and solar cell panel, seal housing both sides distribution is equipped with the installation hangers, the installation screw has been seted up on the installation hangers, install circuit board and built-in antenna through the bolt in the seal housing, the circuit board comprises communication module, data acquisition and analysis module, accumulator and power module, power module includes protection module and battery, the seal housing bottom is equipped with solar cell panel, solar cell panel's the output passes through the wire with power module's the input of battery and constitutes the electricity and be connected.
Furthermore, the built-in antenna is a full-frequency omnidirectional antenna, the impedance is 50 ohms, the standing-wave ratio is less than 2.0, the gain is greater than 2db, the interface is IPEX I, IPEX II or SMA, the polarization mode is vertical polarization, and the built-in antenna is fixed on a circuit board or a sealed shell in a magnetic sucker attraction mode or a soldering welding mode or a back adhesive pasting mode.
Further, the communication module is nb-iot or gprs or lora or ZigBee or lte, the communication module is configured in a low power consumption mode, the data acquisition and analysis module generates external interrupt pulses to wake up and utilize the communication module, the communication module and the data acquisition and analysis module include but are not limited to IIC or SPI or UART modes to transmit data in a coding or transparent transmission mode, the data transmission mode of the communication module includes but is not limited to MQTT, HTTP GET, HTTP POST, TCPSocket, UDP Socket or UDP mode, the data acquisition and analysis module communicates in a TCP mode, the working mode is not limited to Server or Client, and the data acquisition and analysis module has data acquisition, storage and transmission functions and an RTC real-time clock.
Further, the memory includes, but is not limited to, eMMC, EEPROM, or Flash.
Further, the battery includes, but is not limited to, a lithium ion battery, a large capacity tantalum capacitor or a large capacity electrolytic capacitor, and the power module includes a protection module.
Further, first waterproof terminal and the waterproof terminal of second are connected through the data line to circuit board one end, first waterproof terminal is located sealed housing outside, the circuit board passes through transition TVS and piezo-resistor protection with the data line junction, first waterproof terminal passes through the opto-coupler and keeps apart, the waterproof terminal of second is kept apart through the high frequency and is connected with power module's protection module and battery are carried out the electricity after filtering, the high-speed opto-coupler of opto-coupler, data acquisition analysis module's interface passes through UART, CAN, SPI or IIC and is connected with high-speed opto-coupler.
Compared with the prior art, the invention has the following beneficial effects:
1. the method is independent of external power supply, a direct-current part is taken for charging and utilizing a battery by high-frequency isolation of a line carrier power supply during data transmission, and a system enters a dormant state when no data is transmitted, so that the power consumption is extremely low and the requirement can be met by depending on solar energy;
if when the energy was not enough cloudy or night, also can automatic switching be battery powered, to the circuit at first keep apart the back through TVS and pressure sensitive protection to the surge, for further ensuring safety, use optoelectronic coupling to keep apart for external information passes through the form of light and spreads into the system, and the exchange of direct going on the level has ensured safety.
Drawings
Fig. 1 is a schematic view of the overall structure of a non-powered meter reading concentrator for preventing lightning surge according to the present invention.
Fig. 2 is a schematic diagram of a surge protection circuit of the unpowered meter reading concentrator for preventing surge lightning.
In the figure: 1. sealing the housing; 2. a first waterproof terminal; 3. mounting a hanging lug; 4. mounting a screw hole; 5. a circuit board; 6. a built-in antenna; 7. a communication module; 8. a data acquisition and analysis module; 9. a reservoir; 10. a protection module; 11. a battery; 12. a solar panel; 13. a power supply module; 14. and a second watertight terminal.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-2, a non-powered meter reading concentrator for preventing lightning surge comprises a sealing shell 1, a first waterproof terminal 2 and a solar cell panel 12, wherein mounting lugs 3 are distributed on two sides of the sealing shell 1, mounting screw holes 4 are formed in the mounting lugs 3, a circuit board 5 and a built-in antenna 6 are mounted in the sealing shell 1 through bolts, the circuit board 5 is composed of a communication module 7, a data acquisition and analysis module 8, a storage 9 and a power module 13, the power module 13 comprises a protection module 10 and a battery 11, the solar cell panel 12 is arranged at the bottom of the sealing shell 1, and the output end of the solar cell panel 12 is electrically connected with the input end of the battery 11 of the power module 13 through a wire.
The built-in antenna 6 is a full-frequency omnidirectional antenna, the impedance is 50 ohms, the standing-wave ratio is less than 2.0, the gain is greater than 2db, the interface is IPEX I, IPEX II or SMA, the polarization mode is vertical polarization, and the built-in antenna 6 is fixed on the circuit board 5 or the sealed shell 1 in a magnetic sucker attraction mode or a soldering welding mode or a back glue pasting mode.
The communication module 7 is nb-iot or gprs or lora or ZigBee or lte, the communication module 7 is configured in a low power consumption mode, the data acquisition and analysis module 8 generates external interrupt pulses to wake up and utilize the communication module 7, the communication module 7 and the data acquisition and analysis module 8 transmit data in a coding or transparent transmission mode including but not limited to IIC or SPI or UART, the data transmission mode of the communication module 7 includes but not limited to MQTT, HTTP GET, HTTP POST, TCPSocket, UDP Socket or UDP mode, the data acquisition and analysis module 8 communicates in a TCP mode without limiting the working mode to Server or Client, and the data acquisition and analysis module 8 has data acquisition, storage and transmission functions and an RTC real-time clock.
The memory 9 includes, but is not limited to, eMMC, EEPROM, or Flash.
Wherein the battery 11 includes, but is not limited to, a lithium ion battery, a large capacity tantalum capacitor or a large capacity electrolytic capacitor, and the power module 13 includes the protection module 10.
Wherein, 5 one end of circuit board passes through data line connection first waterproof terminal 2 and second waterproof terminal 14, first waterproof terminal 2 is located sealed housing 1 outside, circuit board 5 passes through transient TVS and piezo-resistor protection with the data line junction, first waterproof terminal 2 passes through the opto-coupler isolation, second waterproof terminal 14 keeps apart through the high frequency and carries out the electricity with power module 13's protection module 10 and battery 11 after the filtration and be connected, the high-speed opto-coupler of opto-coupler, data acquisition analysis module 8's interface passes through UART, CAN, SPI or IIC and is connected with high-speed opto-coupler.
The invention is a non-power supply meter reading concentrator for preventing lightning surge, when in work, the mounting lugs 3 and the mounting screw holes 4 are convenient for the mounting and fixing of the sealed shell 1 in an outdoor wall body or an electric meter box, the RTC real-time clock of the data acquisition and analysis module 8 can wake up the communication module 7 at regular time without depending on external power supply, when in data transmission, the high frequency of a line carrier power supply is isolated, a direct current part is taken to charge and utilize a battery, when no data is transmitted, the system enters a dormant state, the power consumption is extremely low, the requirement can be met by depending on solar energy, if the energy is insufficient on cloudy days or at night, the system can be automatically switched to be powered by the battery, after the line is isolated from the surge through TVS and pressure-sensitive protection, in order to further ensure the safety, the photoelectric coupling isolation is used, so that the external information is transmitted into the system in a light form without directly exchanging the level, the safety is guaranteed.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A non-powered meter reading concentrator for preventing lightning surge comprises a sealed shell (1), a first waterproof terminal (2) and a solar panel (12), it is characterized in that two sides of the sealed shell (1) are distributed with mounting lugs (3), the mounting hanging lug (3) is provided with a mounting screw hole (4), the sealed shell (1) is internally provided with a circuit board (5) and a built-in antenna (6) through bolts, the circuit board (5) is composed of a communication module (7), a data acquisition and analysis module (8), a storage (9) and a power module (13), the power supply module (13) comprises a protection module (10) and a battery (11), the solar energy battery pack is characterized in that a solar energy battery panel (12) is arranged at the bottom of the sealing shell (1), and the output end of the solar energy battery panel (12) is electrically connected with the input end of a battery (11) of the power module (13) through a lead.
2. The unpowered meter reading concentrator for preventing lightning surge according to claim 1, wherein: the built-in antenna (6) is a full-frequency omnidirectional antenna, the impedance is 50 ohms, the standing-wave ratio is less than 2.0, the gain is greater than 2db, the interface is IPEXI, IPEXII or SMA, the polarization mode is vertical polarization, and the built-in antenna (6) is fixed on a circuit board (5) or a sealed shell (1) in a magnetic sucker attraction mode or a brazing welding mode or a gum pasting mode.
3. The unpowered meter reading concentrator for preventing lightning surge according to claim 1, wherein: the communication module (7) is nb-iot or gprs or lora or ZigBee or lte, the communication module (7) is configured in a low power consumption mode, the data acquisition and analysis module (8) generates external interrupt pulses to wake up and utilize the communication module (7), the communication module (7) and the data acquisition and analysis module (8) transmit data in a coding or transparent transmission mode in a non-limiting IIC or SPI or UART mode, the data transmission mode of the communication module (7) comprises a non-limiting MQTT, HTTP GET, HTTP POST, TCPSocket, UDP Socket or UDP mode, the data acquisition and analysis module (8) communicates in a TCP mode, the working mode is not limited to Server or Client, and the data acquisition and analysis module (8) has data acquisition, storage and transmission functions and an RTC real-time clock.
4. The unpowered meter reading concentrator for preventing lightning surge according to claim 1, wherein: the memory (9) includes, but is not limited to, eMMC, EEPROM or Flash.
5. The unpowered meter reading concentrator for preventing lightning surge according to claim 1, wherein: the battery (11) comprises a lithium ion battery, a large-capacity tantalum capacitor or a large-capacity electrolytic capacitor, and the power supply module (13) comprises a protection module (10).
6. The unpowered meter reading concentrator for preventing lightning surge according to claim 1, wherein: circuit board (5) one end is passed through the data line and is connected first waterproof terminal (2) and second waterproof terminal (14), first waterproof terminal (2) are located sealed casing (1) outside, circuit board (5) are protected through transition TVS and piezo-resistor with the data line junction, first waterproof terminal (2) are kept apart through the opto-coupler, second waterproof terminal (14) are kept apart through the high frequency and are connected with protection module (10) and battery (11) of power module (13) after filtering, the high-speed opto-coupler of opto-coupler, the interface of data acquisition analysis module (8) is connected with high-speed opto-coupler through UART, CAN, SPI or IIC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911363109.0A CN110996191A (en) | 2019-12-26 | 2019-12-26 | Non-power-supply meter reading concentrator for preventing surge from being struck by lightning |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911363109.0A CN110996191A (en) | 2019-12-26 | 2019-12-26 | Non-power-supply meter reading concentrator for preventing surge from being struck by lightning |
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| CN110996191A true CN110996191A (en) | 2020-04-10 |
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| CN201911363109.0A Pending CN110996191A (en) | 2019-12-26 | 2019-12-26 | Non-power-supply meter reading concentrator for preventing surge from being struck by lightning |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030083097A1 (en) * | 2001-10-29 | 2003-05-01 | Kyung-Wook Kim | System and method for controlling operation of mobile communication terminals capable of providing high-speed data rate service |
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| JP2014072872A (en) * | 2012-10-02 | 2014-04-21 | Panasonic Corp | Automatic meter reading apparatus, gas meter, and gas automatic meter reading system |
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| KR102036892B1 (en) * | 2018-06-04 | 2019-10-25 | 주식회사 대경산전 | Lenergy storage system for preventing lightning surge insertion |
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-
2019
- 2019-12-26 CN CN201911363109.0A patent/CN110996191A/en active Pending
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