CN219202462U - Electrical fire monitoring and early warning system - Google Patents
Electrical fire monitoring and early warning system Download PDFInfo
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- CN219202462U CN219202462U CN202223014600.2U CN202223014600U CN219202462U CN 219202462 U CN219202462 U CN 219202462U CN 202223014600 U CN202223014600 U CN 202223014600U CN 219202462 U CN219202462 U CN 219202462U
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Abstract
The utility model discloses an electric fire monitoring and early warning system, which comprises an online safety supervision platform and an electric fire monitoring device, wherein the electric fire monitoring device comprises a plurality of sleeves which are respectively arranged at corresponding user terminals; each set of electric fire monitoring device comprises a fire monitoring host, a leakage current transformer, phase line current transformers and a temperature sensor, wherein the leakage current transformers are sleeved on a bus of a distribution box and are electrically connected with the fire monitoring host, each phase line in the bus is respectively sleeved with the phase line current transformer, each phase line current transformer is electrically connected with the fire monitoring host, the temperature sensor is electrically connected with the fire monitoring host, and the fire monitoring host is in communication connection with an online safety supervision platform through a wireless network. The system can give out early warning prompt in time to avoid loss for electric fire possibly happening, and can play a better role in protecting equipment and other properties.
Description
Technical Field
The utility model relates to the technical field of electricity safety, in particular to an electric fire monitoring and early warning system.
Background
With the development of economy and society and the continuous improvement of the living standard of people, various household and civil electric equipment are exploded, so that the overall social electricity consumption is increased. The occurrence of electric fire accident is mainly caused by that electric equipment increases overload of a circuit and electric leakage of the circuit, and unlike the traditional fire, the electric fire can be effectively avoided if alarming in time in early stage, the prior art lacks real-time monitoring of a power distribution system, and early warning can not be carried out on the electric fire in the first time, so that the prior art is necessary to be improved.
Disclosure of Invention
The utility model aims to provide an electric fire monitoring and early warning system, which aims to solve the problem that the prior art lacks of real-time monitoring of a power distribution system and cannot early warn electric fires at the first time.
In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
the electric fire monitoring and early warning system comprises an online safety supervision platform and an electric fire monitoring device, wherein the electric fire monitoring device comprises a plurality of sleeves which are respectively arranged at corresponding user ends;
each set of electric fire monitoring device comprises a fire monitoring host, a leakage current transformer, phase line current transformers and a temperature sensor, wherein the leakage current transformers are sleeved on a bus of a distribution box and are electrically connected with the fire monitoring host, each phase line in the bus is respectively sleeved with the phase line current transformer, each phase line current transformer is electrically connected with the fire monitoring host, the temperature sensor is electrically connected with the fire monitoring host and used for detecting the skin temperature of the bus, and the fire monitoring host is in communication connection with an online safety supervision platform through a wireless network.
Preferably, the electric fire monitoring device further comprises a plurality of air switch tripping detection units, each air switch tripping detection unit comprises an intermediate relay, a live wire at the output end of the air switch is connected with one end of a control coil of the intermediate relay, a zero wire at the output end of the air switch is connected with the other end of the control coil of the intermediate relay, and a normally closed contact of the intermediate relay is connected in series with the signal input end of the fire monitoring host.
Preferably, the fire monitoring host is internally provided with a wireless communication module, and the wireless communication module is an NB, 4G or 5G wireless communication module.
Preferably, the online security supervision platform comprises a cloud system server, a PC client and a mobile phone client.
Compared with the prior art, the utility model has the beneficial effects that:
the electrical fire monitoring and early warning system is used for monitoring overload, leakage current and bus skin temperature of a power distribution system in real time, sending early warning prompt to avoid loss when electrical fire possibly occurs, and playing a better role in protecting equipment and other properties.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of an electrical fire monitoring and early warning system of the present utility model.
In the figure: 1. an online safety supervision platform; 2. an electrical fire monitoring device; 3. a fire monitoring host; 4. a leakage current transformer; 5. a phase line current transformer; 6. a temperature sensor; 7. an intermediate relay; 8. a cloud system server; 9. a PC client; 10. and the mobile phone client.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Furthermore, in the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, a preferred embodiment of the present utility model provides an electrical fire monitoring and early warning system, which comprises an on-line safety supervision platform 1 and an electrical fire monitoring device 2.
The electrical fire monitoring device 2 is provided with a plurality of sets which are respectively arranged on the corresponding user side distribution boxes, such as a residential district or a commercial complex, and 20 single buildings are arranged, and each distribution box of each single building is provided with one set of electrical fire monitoring device 2. Each set of electrical fire monitoring devices 2 has the same structure, and one set of electrical fire monitoring devices is taken as an example for explanation:
the electrical fire monitoring device 2 includes: fire monitoring host 3, leakage current transformer 4, phase line current transformer 5, temperature sensor 6 and air switch tripping detection unit.
The leakage current transformer 4 is sleeved on a bus of the distribution box, and the leakage current transformer 4 is electrically connected with the fire monitoring host 3. When no electric leakage occurs, the detection result of the electric leakage current transformer 4 is zero, and when electric leakage occurs, the detection result of the electric leakage current transformer 4 is a corresponding value according to the magnitude of the electric leakage, and the electric leakage current transformer 4 can send the detected result to the fire monitoring host 3 in real time.
The phase line current transformer 5 is sleeved on each phase line in the distribution box bus respectively, for example, the distribution box bus adopts a three-phase four-wire system, namely, three live wires are a zero line, the phase line current transformer 5 is sleeved on each live wire respectively, each phase line current transformer 5 is electrically connected with the fire monitoring host 3, and the phase line current transformers 5 can detect current information passing through the live wires in real time and transmit the current information to the fire monitoring host 3.
Wherein, temperature sensor 6 installs in the block terminal, and temperature sensor 6's temperature probe and bus contact, and temperature sensor 6 is connected with fire monitoring host computer 3 electricity, and temperature sensor 6 is used for real-time detection bus's epidermis temperature and transmits to fire monitoring host computer 3.
The air switch tripping detection unit comprises a plurality of air switch tripping detection units which are respectively used for detecting whether different air switches of the same user trip, and specifically comprises an intermediate relay 7, wherein a live wire at the output end of the air switch is connected with one end of a control coil of the intermediate relay 7, a zero wire at the output end of the air switch is connected with the other end of the control coil of the intermediate relay 7, and a normally closed contact of the intermediate relay 7 is connected in series with a signal input end of a fire monitoring host.
When the air switch is closed, the coil of the intermediate relay 7 is electrified, the normally closed loop of the intermediate relay 7 is disconnected, the fire monitoring host 3 does not have signal input, and the fire monitoring host 3 is closed as a detection result of the air switch. When the air switch trips, the coil of the intermediate relay 7 is powered off, the normally closed loop of the intermediate relay 7 is conducted, the fire monitoring host 3 has signal input, and at the moment, the detection result of the fire monitoring host 3 to the air switch is trip.
The fire monitoring host 3 is in communication connection with the online safety supervision platform 1 through a wireless network, specifically, a wireless communication module is arranged in the fire monitoring host 3, the wireless communication module is an NB, 4G or 5G wireless communication module, and the fire monitoring host 3 is in communication connection with the online safety supervision platform 1 through the NB, 4G or 5G wireless communication module.
The online safety supervision platform 1 comprises a cloud system server 8, a PC client 9 and a mobile phone client 10, wherein an online safety supervision platform worker manages and maintains system information through the PC client 9, and a user can receive fire early warning prompts sent by the system through the mobile phone client 9.
The working process of the system of the utility model is described:
when the leakage current transformer 4 detects that the leakage exists, or the phase line current transformer 5 detects that the current on the live wire exceeds the rated current, or the temperature sensor 6 detects that the skin temperature of the bus exceeds a preset value, the fire monitoring host 3 automatically uploads a corresponding distribution box fire early warning prompt to the online safety supervision platform 1, and the online safety supervision platform 1 pushes fire early warning prompt information to a user mobile phone client 10 corresponding to the distribution box, or an online safety supervision platform worker checks on site, so that potential safety hazards are eliminated.
In addition, when the fire monitoring host 3 detects that the air switch trips, the fire monitoring host 3 automatically uploads the air switch trip information to the online safety supervision platform 1, and the online safety supervision platform 1 pushes the air switch trip prompt information to the corresponding user mobile phone client 10.
In summary, the electrical fire monitoring and early warning system provided by the embodiment of the utility model is used for monitoring overload, leakage current and bus skin temperature of a power distribution system in real time, sending early warning prompt to avoid loss when an electrical fire possibly occurs, and playing a better role in protecting equipment and other properties.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (4)
1. The electric fire monitoring and early warning system is characterized by comprising an online safety supervision platform and an electric fire monitoring device, wherein the electric fire monitoring device comprises a plurality of sleeves which are respectively arranged at corresponding user terminals;
each set of electric fire monitoring device comprises a fire monitoring host, a leakage current transformer, phase line current transformers and a temperature sensor, wherein the leakage current transformers are sleeved on a bus of a distribution box and are electrically connected with the fire monitoring host, each phase line in the bus is respectively sleeved with the phase line current transformer, each phase line current transformer is electrically connected with the fire monitoring host, the temperature sensor is electrically connected with the fire monitoring host and used for detecting the skin temperature of the bus, and the fire monitoring host is in communication connection with an online safety supervision platform through a wireless network.
2. The electrical fire monitoring and early warning system according to claim 1, wherein the electrical fire monitoring device further comprises a plurality of air switch tripping detection units, each air switch tripping detection unit comprises an intermediate relay, a live wire at an output end of the air switch is connected with one end of a control coil of the intermediate relay, a zero wire at an output end of the air switch is connected with the other end of the control coil of the intermediate relay, and a normally closed contact of the intermediate relay is connected in series with a signal input end of a fire monitoring host.
3. The electrical fire monitoring and early warning system according to claim 1, wherein the fire monitoring host is provided with a wireless communication module, and the wireless communication module is an NB, 4G or 5G wireless communication module.
4. The electrical fire monitoring and early warning system of claim 1, wherein the online safety supervision platform comprises a cloud system server, a PC client and a mobile phone client.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014600.2U CN219202462U (en) | 2022-11-14 | 2022-11-14 | Electrical fire monitoring and early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014600.2U CN219202462U (en) | 2022-11-14 | 2022-11-14 | Electrical fire monitoring and early warning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219202462U true CN219202462U (en) | 2023-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223014600.2U Active CN219202462U (en) | 2022-11-14 | 2022-11-14 | Electrical fire monitoring and early warning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219202462U (en) |
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- 2022-11-14 CN CN202223014600.2U patent/CN219202462U/en active Active
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