CN114882671A - Sound and light warning device for preventing electric shock during fishing - Google Patents

Sound and light warning device for preventing electric shock during fishing Download PDF

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Publication number
CN114882671A
CN114882671A CN202210649496.XA CN202210649496A CN114882671A CN 114882671 A CN114882671 A CN 114882671A CN 202210649496 A CN202210649496 A CN 202210649496A CN 114882671 A CN114882671 A CN 114882671A
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CN
China
Prior art keywords
fishing
controller
guide rail
data processor
fixedly provided
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210649496.XA
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Chinese (zh)
Inventor
臧海岗
马辉
白玉东
樊晓玲
孙鹏
谢高硕
冯志刚
魏星
胡骁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Xuzhou Power Supply Co
State Grid Jiangsu Electric Power Co ltd Pizhou Power Supply Branch
Original Assignee
State Grid Xuzhou Power Supply Co
State Grid Jiangsu Electric Power Co ltd Pizhou Power Supply Branch
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Xuzhou Power Supply Co, State Grid Jiangsu Electric Power Co ltd Pizhou Power Supply Branch filed Critical State Grid Xuzhou Power Supply Co
Priority to CN202210649496.XA priority Critical patent/CN114882671A/en
Publication of CN114882671A publication Critical patent/CN114882671A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02Alarms for ensuring the safety of persons
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18Status alarms
    • G08B21/22Status alarms responsive to presence or absence of persons
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

The invention discloses a sound and light warning device for preventing fishing electric shock, which comprises a shell, wherein a top plate is fixedly arranged at the top of the shell, a placing groove is formed in the top of the top plate, an amorphous silicon photovoltaic plate is fixedly arranged in the placing groove, an electric guide rail sliding groove is formed in the bottom of the top plate, an electric guide rail sliding block is slidably arranged in the electric guide rail sliding groove, and a protective cover is fixedly arranged at the bottom of the electric guide rail sliding block. Through the personnel that exceed five minutes in the infrared inductor discernment is detained the circuit passageway, then transmit monitor information for data processor, after the personnel that exceed five minutes exist in detaining the circuit passageway in the infrared inductor discernment, can transmit monitor information for data processor, after data processor is to information processing, can transmit information for the controller, then open pronunciation alarm and warning light through the controller, the warning light sends fan-shaped warning ray, warn the person of fishing, pronunciation alarm reports "high voltage danger, forbid fishing", warn the person of fishing.

Description

Sound and light warning device for preventing electric shock during fishing
Technical Field
The invention belongs to the technical field of safety protection, and particularly relates to a sound and light warning device for preventing fishing electric shock.
Background
For a long time, fishing electric shock accidents are frequently rare, outdoor fishing becomes an important leisure mode for people, fishing frequency under a high-voltage line is increased, and electric shock tragedies caused by fishing are frequently generated all over the country. Because the fishing rod for the fisherman mostly uses carbon fiber as the raw material, the fishing rod made of the material has the characteristics of good elasticity and hardness and stiffness, but is also an electric conductor; when the person of fishing got rid of the pole, thereby easily because of the mistake touches and is located the high-voltage line of the point top of fishing and causes the electric shock, this not only can cause personnel's burn direct dead situation even, also can cause circuit tripping operation trouble consequently simultaneously to bring huge economic loss for the electric power enterprise, though installed the warning sign additional, its sense organ stimulation to the people is less strong, does not arouse the sufficient attention of the personnel of fishing.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the sound and light warning device for preventing fishing electric shock, and solves the problems that the sense organ stimulation of a warning mark to people is weak, and the attention of fishing personnel is not paid enough.
In order to achieve the purpose, the invention provides the following technical scheme: an acousto-optic warning device for preventing fishing from electric shock comprises a shell, a top plate is fixedly arranged at the top of the shell, the top of the top plate is provided with a placing groove, an amorphous silicon photovoltaic plate is fixedly arranged in the placing groove, the bottom of the top plate is provided with an electric guide rail sliding groove, an electric guide rail sliding block is arranged in the electric guide rail sliding groove in a sliding manner, the bottom of the electric guide rail sliding block is fixedly provided with a protective cover, the inner part of the protective cover is fixedly provided with an infrared inductor, the interior of the shell is fixedly provided with an energy storage battery, the interior of the shell is fixedly provided with a voice alarm, the inside of the shell is fixedly provided with a controller, the inside of the shell is fixedly provided with a data processor, the front fixed mounting of casing has the warning sign, the front fixed mounting of casing has the sound window, the front fixed mounting of casing has the warning light.
Preferably, the roof is the type of buckling, one side fixed mounting of electric guide rail slider has the socket, the input of socket is connected with the input of controller through the wire, infrared inductor's output is connected with data processor's input through the wire, data processor's output is connected with the input of controller through the wire.
Through adopting above-mentioned technical scheme, the advantage lies in that the programming control electric rail slider after the controller accessible sets up carries out reciprocating motion in the inboard of electric rail spout in the operation to drive infrared inductor and carry out reciprocating motion, thereby pass through infrared inductor discernment detain the personnel of exceeding five minutes in the circuit passageway, then transmit monitoring information for data processor.
Preferably, the back fixed mounting of casing has the connecting rod, the one end fixed mounting that the casing was kept away from to the connecting rod has the installation hoop, the outside fixed mounting of the one end of installation hoop has the card hole, the inside that the card hole one end was kept away from to the installation hoop has seted up the buckle.
Through adopting above-mentioned technical scheme, the advantage lies in that accessible installation hoop is with equipment integral erection on pole or electric tower, and the inside at the buckle can be installed to the joint in the card hole to make the installation hoop form a closed loop, thereby cup joint the installation hoop on pole or electric tower, simple to operate dismantles the convenience.
Preferably, the back of the shell is provided with a rear cover through a bolt, one side of the rear cover is provided with an air guide hole, and the bottom of the rear cover is provided with a heat dissipation hole.
Through adopting above-mentioned technical scheme, the advantage lies in that the effect of back lid is the casing of conveniently opening from the back to conveniently overhaul the inside equipment of casing, prolong the life of equipment, produced temperature can be discharged through air guide hole and louvre when the inside equipment operation of casing in addition, thereby reduces the inside temperature of casing, guarantees the normal operating of the inside equipment of casing.
Preferably, transparent toughened glass is fixedly mounted at the top of the inner cavity of the placing groove, and the output end of the amorphous silicon photovoltaic panel is electrically connected with the input end of the energy storage battery through a wire.
Through adopting above-mentioned technical scheme, the advantage lies in that sunshine permeable transparent toughened glass penetrates directly on the surface of amorphous silicon photovoltaic board to utilize solar energy power generation, the produced electric quantity of amorphous silicon photovoltaic board can give the energy storage battery by priority, then supplies power to inside all the other consumer of casing through the energy storage battery, adopts the compound mode of amorphous silicon photovoltaic board and energy storage battery, improves photoelectric conversion efficiency, sets up reserve energy storage power, and the guarantee device deals with all kinds of weather.
Preferably, the position of the voice alarm corresponds to the position of a sound window, and the input end of the sound window is connected with the output end of the controller through a lead.
Through adopting above-mentioned technical scheme, the advantage lies in when infrared inductor discernment exists the personnel that are detained in the circuit passageway and exceed five minutes after, can give data processor with monitoring information transmission, behind data processor to information processing, can give the controller with information transmission, then open the pronunciation alarm through the controller, the pronunciation alarm reports "high-voltage danger, forbids fishing", warns the person of fishing.
Preferably, the front face of the warning board is fixedly provided with a fluorescent strip, and the input end of the warning lamp is connected with the output end of the controller through a wire.
Through adopting above-mentioned technical scheme, the advantage lies in when infrared inductor discernment exists the personnel that exceed five minutes in detaining the line passageway after, can give data processor with monitoring information transmission, behind data processor to information processing, can give the controller with information transmission then open the warning light through the controller, and the warning light sends fan-shaped warning ray, warns the person of fishing.
Compared with the prior art, the invention has the beneficial effects that:
1. the infrared inductor discernment is detained the personnel that exceed five minutes in the circuit passageway, then transmit monitor information for data processor, there is the personnel that exceed five minutes in detaining the circuit passageway after the infrared inductor discernment, can transmit monitor information for data processor, behind data processor to information processing, can transmit information for the controller, then open pronunciation warning ware and warning light through the controller, the warning light sends fan-shaped warning ray, warn the person of fishing, pronunciation warning ware report "high voltage danger, forbid fishing", warn the person of fishing.
2. Transparent toughened glass of sunshine permeable penetrates the surface at amorphous silicon photovoltaic board directly to utilize solar energy power generation, the produced electric quantity of amorphous silicon photovoltaic board can give the energy storage battery by priority, then supplies power to inside all the other consumer of casing through the energy storage battery, adopts the compound mode of amorphous silicon photovoltaic board and energy storage battery, improves photoelectric conversion efficiency, adds reserve energy storage power, and the guarantee device deals with all kinds of weather.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic rear perspective view of the present invention;
FIG. 3 is a schematic view of the internal structure of the housing of the present invention;
FIG. 4 is a partial perspective view of the present invention;
fig. 5 is a schematic sectional structure view of the rear cover of the present invention.
In the figure: 1. a housing; 2. a top plate; 3. a connecting rod; 4. installing a hoop; 5. a warning board; 6. a sound window; 7. a warning light; 8. an electrically conductive track chute; 9. a shield; 10. a fluorescent band; 11. a clamping hole; 12. buckling; 13. an energy storage battery; 14. a voice alarm; 15. a controller; 16. a data processor; 17. a placement groove; 18. an amorphous silicon photovoltaic panel; 19. a rear cover; 20. an air vent; 21. heat dissipation holes; 22. a socket; 23. an electrical rail slider; 24. an infrared sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, a sound and light warning device for preventing fishing electric shock comprises a housing 1, a top plate 2 is fixedly mounted at the top of the housing 1, a placing groove 17 is formed at the top of the top plate 2, an amorphous silicon photovoltaic panel 18 is fixedly mounted inside the placing groove 17, an electric guide rail sliding groove 8 is formed in the bottom of the top plate 2, an electric guide rail sliding block 23 is slidably mounted inside the electric guide rail sliding groove 8, a protective cover 9 is fixedly mounted at the bottom of the electric guide rail sliding block 23, an infrared inductor 24 is fixedly mounted inside the protective cover 9, an energy storage battery 13 is fixedly mounted inside the housing 1, a voice warning device 14 is fixedly mounted inside the housing 1, a controller 15 is fixedly mounted inside the housing 1, a data processor 16 is fixedly mounted inside the housing 1, a warning board 5 is fixedly mounted on the front of the housing 1, a sound window 6 is fixedly mounted on the front of the housing 1, and a warning lamp 7 is fixedly mounted on the front of the housing 1.
The working principle of the technical scheme is as follows:
when in operation, the controller 15 can control the electric guide rail sliding block 23 to reciprocate on the inner side of the electric guide rail sliding groove 8 through a set program, so as to drive the infrared sensor 24 to reciprocate, so that people staying in the line channel for more than five minutes are identified through the infrared sensor 24, then monitoring information is transmitted to the data processor 16, when the infrared sensor 24 identifies people staying in the line channel for more than five minutes, the monitoring information can be transmitted to the data processor 16, the information is processed through the data processor 16 and then transmitted to the controller 15, then the voice alarm 14 is started through the controller 15, the voice alarm 14 reports 'high-voltage danger and prohibits fishing', an angler is warned, when the infrared sensor 24 identifies people staying in the line channel for more than five minutes, the monitoring information can be transmitted to the data processor 16, after the information is processed by the data processor 16, the information can be transmitted to the controller 15, then the warning lamp 7 is turned on through the controller 15, and the warning lamp 7 emits fan-shaped warning rays to warn a fisherman.
In another embodiment, as shown in fig. 1-5, the top plate 2 is of a bent type, a socket 22 is fixedly installed on one side of an electrical guide slider 23, an input end of the socket 22 is connected with an input end of a controller 15 through a wire, an output end of an infrared sensor 24 is connected with an input end of a data processor 16 through a wire, an output end of the data processor 16 is connected with an input end of the controller 15 through a wire, a position of the voice alarm 14 corresponds to a position of the sound window 6, an input end of the sound window 6 is connected with an output end of the controller 15 through a wire, a fluorescent strip 10 is fixedly installed on the front surface of the warning board 5, and an input end of the warning lamp 7 is connected with an output end of the controller 15 through a wire.
When in operation, the controller 15 can control the electric guide rail sliding block 23 to reciprocate on the inner side of the electric guide rail sliding groove 8 through a set program, so as to drive the infrared sensor 24 to reciprocate, so that people staying in the line channel for more than five minutes are identified through the infrared sensor 24, then monitoring information is transmitted to the data processor 16, when the infrared sensor 24 identifies people staying in the line channel for more than five minutes, the monitoring information can be transmitted to the data processor 16, the information is processed through the data processor 16 and then transmitted to the controller 15, then the voice alarm 14 is started through the controller 15, the voice alarm 14 reports 'high-voltage danger and prohibits fishing', an angler is warned, when the infrared sensor 24 identifies people staying in the line channel for more than five minutes, the monitoring information can be transmitted to the data processor 16, after the information is processed by the data processor 16, the information can be transmitted to the controller 15, then the warning lamp 7 is turned on through the controller 15, and the warning lamp 7 emits fan-shaped warning rays to warn a fisherman.
In another embodiment, as shown in fig. 1 to 5, a connecting rod 3 is fixedly mounted on the back of the housing 1, a mounting hoop 4 is fixedly mounted at one end of the connecting rod 3 away from the housing 1, a clamping hole 11 is fixedly mounted on the outer side of one end of the mounting hoop 4, and a buckle 12 is disposed inside one end of the mounting hoop 4 away from the clamping hole 11.
Accessible installation hoop 4 is equipped with equipment integral erection on pole or electric tower, and card hole 11 can the joint be installed in the inside of buckle 12 to make installation hoop 4 form a closed loop, thereby will install hoop 4 and cup joint and install on pole or electric tower, simple to operate, it is convenient to dismantle.
In another embodiment, as shown in fig. 1 to 5, a rear cover 19 is mounted on the back of the housing 1 by bolts, an air guide hole 20 is opened on one side of the rear cover 19, and a heat dissipation hole 21 is opened on the bottom of the rear cover 19.
The effect of back lid 19 is conveniently from back opening casing 1 to the convenient equipment to casing 1 inside overhauls, the life of extension equipment, and produced temperature can be discharged through air guide hole 20 and louvre 21 when casing 1 internal plant moves in addition, thereby reduces the inside temperature of casing 1, guarantees the normal operating of casing 1 internal plant.
In another embodiment, as shown in fig. 1 to 5, a transparent tempered glass is fixedly mounted on the top of the inner cavity of the placement groove 17, and the output end of the amorphous silicon photovoltaic panel 18 is electrically connected with the input end of the energy storage battery 13 through a wire.
Transparent toughened glass of sunshine permeable penetrates directly on the surface of amorphous silicon photovoltaic board 18 to utilize solar energy power generation, the produced electric quantity of amorphous silicon photovoltaic board 18 can give energy storage battery 13 by the preferential transmission, then supply power through all the other consumer inside energy storage battery 13 looks casing 1, adopt the compound mode of amorphous silicon photovoltaic board 18 and energy storage battery 13, improve photoelectric conversion efficiency, add reserve energy storage power, the guarantee device should all kinds of weather.
The working principle and the using process of the invention are as follows: the device can be integrally installed on an electric pole or an electric tower through the installation hoop 4, the clamping hole 11 can be installed inside the clamping buckle 12 in a clamping mode, so that the installation hoop 4 forms a closed loop, the installation hoop 4 is installed on the electric pole or the electric tower in a sleeved mode, the installation is convenient, the disassembly is convenient, sunlight can penetrate through transparent toughened glass to directly penetrate on the surface of the amorphous silicon photovoltaic panel 18, electricity is generated by utilizing solar energy, electric quantity generated by the amorphous silicon photovoltaic panel 18 can be preferentially transmitted to the energy storage battery 13, then power is supplied to other electric equipment inside the phase shell 1 of the energy storage battery 13, the photoelectric conversion efficiency is improved by adopting a combined mode of the amorphous silicon photovoltaic panel 18 and the energy storage battery 13, a backup energy storage power supply is additionally arranged, the guarantee device is used for various weathers, the controller 15 can control the electric guide rail sliding block 23 to reciprocate on the inner side of the electric guide rail sliding chute 8 through programming after the operation, thereby driving the infrared sensor 24 to perform reciprocating motion, thereby identifying the persons staying in the line channel for more than five minutes through the infrared sensor 24, then transmitting the monitoring information to the data processor 16, transmitting the monitoring information to the data processor 16 after the infrared sensor 24 identifies the persons staying in the line channel for more than five minutes, transmitting the information to the controller 15 after the information is processed by the data processor 16, then turning on the voice alarm 14 through the controller 15, the voice alarm 14 reporting 'high voltage danger, prohibiting fishing', warning the fisherman, transmitting the monitoring information to the data processor 16 after the infrared sensor 24 identifies the persons staying in the line channel for more than five minutes, transmitting the information to the controller 15 after the information is processed by the data processor 16, and then turning on the warning lamp 7 through the controller 15, the warning lamp 7 emits fan-shaped warning rays to warn a fisherman.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a prevent reputation warning device that fishing electrocuted, includes casing (1), its characterized in that: the top of the shell (1) is fixedly provided with a top plate (2), the top of the top plate (2) is provided with a placing groove (17), the inside of the placing groove (17) is fixedly provided with an amorphous silicon photovoltaic plate (18), the bottom of the top plate (2) is provided with an electric guide rail sliding groove (8), the inside of the electric guide rail sliding groove (8) is slidably provided with an electric guide rail sliding block (23), the bottom of the electric guide rail sliding block (23) is fixedly provided with a protective cover (9), the inside of the protective cover (9) is fixedly provided with an infrared inductor (24), the inside of the shell (1) is fixedly provided with an energy storage battery (13), the inside of the shell (1) is fixedly provided with a voice alarm (14), the inside of the shell (1) is fixedly provided with a controller (15), and the inside of the shell (1) is fixedly provided with a data processor (16), the front fixed mounting of casing (1) has warning sign (5), the front fixed mounting of casing (1) has sound window (6), the front fixed mounting of casing (1) has warning light (7).
2. The acousto-optic fishing shock prevention warning device according to claim 1, characterized in that: roof (2) are the type of buckling, one side fixed mounting of electric guide rail slider (23) has socket (22), the input of socket (22) is connected with the input of controller (15) through the wire, the output of infrared inductor (24) is connected with the input of data processor (16) through the wire, the output of data processor (16) is connected with the input of controller (15) through the wire.
3. The acousto-optic fishing shock prevention warning device according to claim 1, characterized in that: the back fixed mounting of casing (1) has connecting rod (3), the one end fixed mounting that casing (1) was kept away from in connecting rod (3) has installation hoop (4), the outside fixed mounting of the one end of installation hoop (4) has card hole (11), buckle (12) have been seted up to the inside of keeping away from card hole (11) one end in installation hoop (4).
4. The acousto-optic fishing shock prevention warning device according to claim 1, characterized in that: the rear cover (19) is installed on the back of the shell (1) through bolts, an air guide hole (20) is formed in one side of the rear cover (19), and a heat dissipation hole (21) is formed in the bottom of the rear cover (19).
5. The acousto-optic fishing shock prevention warning device according to claim 1, characterized in that: transparent toughened glass is fixedly mounted at the top of the inner cavity of the placing groove (17), and the output end of the amorphous silicon photovoltaic panel (18) is electrically connected with the input end of the energy storage battery (13) through a wire.
6. The acousto-optic fishing shock prevention warning device according to claim 1, characterized in that: the position of the voice alarm (14) corresponds to the position of the sound window (6), and the input end of the sound window (6) is connected with the output end of the controller (15) through a lead.
7. The acousto-optic fishing shock prevention warning device according to claim 1, characterized in that: the front face of the warning board (5) is fixedly provided with a fluorescent strip (10), and the input end of the warning lamp (7) is connected with the output end of the controller (15) through a wire.
CN202210649496.XA 2022-06-10 2022-06-10 Sound and light warning device for preventing electric shock during fishing Pending CN114882671A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210649496.XA CN114882671A (en) 2022-06-10 2022-06-10 Sound and light warning device for preventing electric shock during fishing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210649496.XA CN114882671A (en) 2022-06-10 2022-06-10 Sound and light warning device for preventing electric shock during fishing

Publications (1)

Publication Number Publication Date
CN114882671A true CN114882671A (en) 2022-08-09

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ID=82680751

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210649496.XA Pending CN114882671A (en) 2022-06-10 2022-06-10 Sound and light warning device for preventing electric shock during fishing

Country Status (1)

Country Link
CN (1) CN114882671A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115182280A (en) * 2022-09-09 2022-10-14 国网山西省电力公司营销服务中心 Electric power warning device with solar cell panel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115182280A (en) * 2022-09-09 2022-10-14 国网山西省电力公司营销服务中心 Electric power warning device with solar cell panel
CN115182280B (en) * 2022-09-09 2022-11-15 国网山西省电力公司营销服务中心 Electric power warning device with solar cell panel

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