CN219105576U

CN219105576U - Low-voltage switch cabinet with early warning function

Info

Publication number: CN219105576U
Application number: CN202222441336.4U
Authority: CN
Inventors: 蒋新辉
Original assignee: Shanghai Xinhui Electric Co ltd
Current assignee: Shanghai Xinhui Electric Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2023-05-30
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a low-voltage switch cabinet with an early warning function, which relates to the technical field of low-voltage switch cabinets, and comprises a cabinet body, a field monitoring module, a video monitoring module and a field processing module, wherein the field monitoring module is arranged on the cabinet body and comprises a plurality of temperature sensors, humidity sensors, smoke sensors, CO sensors and water level monitoring sensors; the video monitoring module comprises a plurality of cameras which are arranged in the cabinet and outside the cabinet; the field processing module comprises alarm equipment, fire-fighting equipment and drainage equipment which are arranged in and/or outside the cabinet; the field monitoring module and the video monitoring module are in signal connection with the field processing module. The utility model has the functions of realizing fire early warning and alarming, monitoring all environmental factors around the cabinet body, uploading the environmental factors to the mobile terminal, realizing remote and long-term continuous monitoring of the surrounding environment of the low-voltage switch cabinet, and improving the self-functionality effect of the low-voltage switch cabinet.

Description

Low-voltage switch cabinet with early warning function

Technical Field

The utility model relates to the technical field of low-voltage switch cabinets, in particular to a low-voltage switch cabinet with an early warning function.

Background

The low-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion, power consumption and the like of a power system, and is used as an electric product with the voltage class of 3.6 kV-550 kV, and the high-voltage isolating switch, the grounding switch, the high-voltage load switch, the high-voltage automatic superposition and sectionalizer, the high-voltage operating mechanism, the high-voltage explosion-proof power distribution device, the low-voltage switch cabinet and the like are large. At present, the switch cabinet has the functions of overhead incoming and outgoing lines, cable incoming and outgoing lines, bus connection and the like. The method is mainly suitable for various different places such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industry textile, factories and mining enterprises, residential communities, high-rise buildings and the like.

However, the existing low-voltage switch cabinets have some problems in the use process: 1. as the low-voltage switch cabinet is internally provided with all electric parts, once the low-voltage switch cabinet is at a seedling stage before the occurrence of local fire, the possibility of comprehensive fire outbreak in the later stage is extremely high, and the current low-voltage switch cabinet is difficult to realize timely early warning and alarm of the fire inside and outside the low-voltage switch cabinet; 2. the existing low-voltage switch cabinet not only can realize the functions of the low-voltage switch cabinet, but also can not realize the monitoring or the control of the temperature, the humidity, the CO, the water level and other aspects related to the surrounding environment of the cabinet, has single function, and can not well master the condition of the low-voltage switch cabinet when being remote except on site, so that the use monitoring of the low-voltage switch cabinet can not be realized continuously. Accordingly, the existing low-voltage switchgear has yet to be improved.

Based on the problems, the utility model designs the low-voltage switch cabinet with the early warning function to solve the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a low-voltage switch cabinet with an early warning function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a low tension switchgear with early warning function, includes the cabinet body, still including setting up on the cabinet body on-the-spot monitoring module, video monitoring module and on-the-spot processing module, wherein:

the on-site monitoring module comprises a plurality of temperature sensors, humidity sensors, smoke sensors, CO sensors and water level monitoring sensors which are arranged in and/or outside the cabinet, and is used for monitoring on-site environment and transmitting environment signals to the on-site processing module;

the video monitoring module comprises a plurality of cameras which are arranged in and outside the cabinet, and is used for video monitoring the internal and external environments of the cabinet and transmitting video signals to the field processing module;

the field processing module comprises alarm equipment, fire-fighting equipment and drainage equipment which are arranged in and/or outside the cabinet, and is used for making corresponding field processing actions according to the environmental signals transmitted by the field monitoring module;

the field monitoring module and the video monitoring module are in signal connection with the field processing module.

Further, the system also comprises a mobile terminal which is in signal connection with the field monitoring module, the video monitoring module and the field processing module.

Further, the on-site processing module comprises a local controller, wherein the local controller is arranged beside the cabinet body, and the local controller is electrically connected with a temperature sensor, a humidity sensor, a smoke sensor, a CO sensor, a water level monitoring sensor, a camera, alarm equipment, fire-fighting equipment and drainage equipment.

Further, the temperature sensor comprises a wireless temperature sensor and an environmental temperature sensor, wherein the wireless temperature sensor is arranged at the temperature measuring part of the power distribution cabinet and the frequency converter in the switch cabinet, and the environmental temperature sensor is arranged in the box body of the switch cabinet; and the wireless temperature sensor and the environment temperature sensor upload the acquired data to the corresponding mobile terminal.

Further, the cabinet body comprises a plurality of independent spaces divided by cabinet plates;

three cameras are arranged in each independent space, the three cameras are arranged in a triangular distribution position relationship, and each camera is located on the boundary plane of each independent space.

Furthermore, each camera is provided with a temperature sensor.

Further, the alarm device comprises an alarm display screen and an audible-visual alarm, wherein the alarm display screen is arranged on the local server, and the audible-visual alarm is arranged on the cabinet body.

Further, the fire fighting equipment comprises fire detecting pipes which are arranged in the cabinet and outside the cabinet, and the fire detecting pipes are arranged in a linear mode along the periphery of the cabinet body.

Further, the drainage device comprises a bottom drainage component arranged on the inner bottom plate of the cabinet body and a side wall drainage component switch cabinet arranged on the side wall of the cabinet body.

Further, the bottom of the cabinet body is arranged in contact with the ground by adopting insulating colloid.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the on-site monitoring module and the video monitoring module are arranged on the cabinet body, and the functions of fire early warning and alarming are realized by combining the comprehensive monitoring and analysis functions of the temperature sensor, the smoke sensor, the CO sensor and the camera;

(2) Besides fire early warning and alarming functions, a humidity sensor and a water level monitoring sensor are further arranged on the on-site monitoring module, and are combined with a temperature sensor, a smoke sensor, a CO sensor and a camera to monitor various environmental factors around the cabinet body, including temperature, smoke, CO, water level, on-site environment and the like, and the monitoring is uploaded to the mobile terminal, so that a worker can realize remote monitoring and monitoring, remote and long-term continuous monitoring of the surrounding environment of the low-voltage switch cabinet is realized, and the self functionality of the low-voltage switch cabinet is improved.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Reference numerals: 1. a cabinet body;

2. a field monitoring module; 21. a temperature sensor; 22. a humidity sensor; 23. a smoke sensor; 24. a CO sensor; 25. a water level monitoring sensor;

3. a video monitoring module; 31. a camera;

4. a field processing module; 41. a local controller; 42. an alarm device; 421. an alarm display screen; 422. an audible and visual alarm; 43. fire-fighting equipment; 431. a fire detection tube; 44. a drainage device; 441. a bottom drain assembly; 442. a sidewall drain assembly;

5. a mobile terminal.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1, a low-voltage switch cabinet with an early warning function comprises a cabinet body 1, wherein electric elements such as a breaker, a contactor, an intermediate relay, a thermal relay, a button, an indicator lamp, a universal change-over switch, a travel switch and the like are arranged in the cabinet body 1. To above-mentioned electrical components's structure, connected mode and arrangement mode belong to prior art, and the improvement point of this application does not relate to the improvement to above-mentioned electrical components's structure, connected mode and arrangement mode in the low tension switchgear, therefore, this application is not repeated here.

In order to solve the problem that the low-voltage switch cabinet in the prior art is difficult to timely perform fire early warning, alarming and monitoring of the surrounding environment of the cabinet and remote monitoring, the scheme provided by the application is as follows:

the application also comprises a field monitoring module 2, a video monitoring module 3 and a field processing module 4 which are arranged on the cabinet body 1, wherein the field monitoring module 2, the video monitoring module 3 and the field processing module 4 are in signal or telecommunication connection. The signal connection mode includes but is not limited to wireless, bluetooth and other connection modes, and the telecommunication connection mode can adopt a cable connection mode.

Wherein, specifically:

the on-site monitoring module 2 comprises a plurality of temperature sensors 21, humidity sensors 22, smoke sensors 23, CO sensors 24 and water level monitoring sensors 25 which are arranged in and/or outside the cabinet and are used for monitoring on-site environment and transmitting environment signals to the on-site processing module 4.

The video monitoring module 3 comprises a plurality of cameras 31 which are arranged in and outside the cabinet, and is used for monitoring the internal and external environments of the cabinet and transmitting video signals to the field processing module 4.

The field processing module 4 comprises an alarm device 42, a fire-fighting device 43 and a drainage device 44 which are arranged in and/or outside the cabinet and are used for performing corresponding field processing actions according to the environmental signals transmitted by the field monitoring module 2.

The field processing module 4 includes a local controller 41, the local controller 41 is installed beside the cabinet body 1, the local controller 41 is electrically connected with the temperature sensor 21, the humidity sensor 22, the smoke sensor 23, the CO sensor 24, the water level monitoring sensor 25, the camera 31, the alarm device 42, the fire protection device 43 and the drainage device 44, and can be used for receiving, processing and storing signals transmitted from the field monitoring module 2 and the video monitoring module 3, making corresponding judgment according to the signals, transmitting the judgment result to the field processing module 4, and controlling the field processing module 4 to make corresponding processing work.

The temperature sensor 21 comprises a wireless temperature sensor and an environmental temperature sensor, wherein the wireless temperature sensor is arranged at the temperature measuring part of the power distribution cabinet and the frequency converter in the switch cabinet, and the environmental temperature sensor is arranged in the box body of the switch cabinet; the wireless temperature sensor and the ambient temperature sensor upload the collected data to the corresponding mobile terminal 5. Through wireless temperature sensor and ambient temperature sensor's setting, realized the pertinence temperature monitoring to switch board, converter to the temperature monitoring of switch board surrounding environment. The temperature sensor 21 transmits the temperature signal obtained by monitoring to the local controller 41, and the local controller 41 reads the data of the temperature sensor 21 at regular time and stores the data in the memory of the local controller 41. The wireless temperature sensor adopts a structural adhesive mounting mode, is directly mounted at a possible heating position of equipment, such as a power cable, a cable connector, a disconnecting link contact, a switch stationary contact, a copper bar connecting point and the like, and monitors the temperature of the equipment in real time.

The smoke sensor 23 can be installed on or near the power distribution cabinet and the frequency converter in a targeted manner like the CO sensor 24, and the monitoring range of the smoke sensor 23 and the CO sensor 24 is ensured to cover all parts in the low-voltage switch cabinet and outside the cabinet, and likewise, the smoke sensor 23 transmits a smoke signal obtained by monitoring to the local controller 41, and the CO sensor 24 transmits a CO concentration signal obtained by detecting to the local controller 41.

Meanwhile, the video monitoring in the low-voltage switch cabinet and outside the cabinet is realized through the camera 31. The video monitoring module 3 mainly comprises functions of video acquisition, video monitoring video recording/storage, playback, video content analysis and the like. Specifically, after the camera 31 collects real-time video of the scene, the video signal is transmitted to the local controller 41, and the local controller 41 receives the video signal.

In order to guarantee that video monitoring module 3 can be comprehensive the inside and outside visual space of coverage cabinet, according to the characteristic that includes a plurality of independent spaces of cutting apart by the cabinet board in the cabinet body 1, in this application, be provided with three camera 31 in every independent space, three camera 31 arranges and is the positional relationship of triangle distribution, and every camera 31 all is located the boundary plane in independent space. Thus, according to the triangular arrangement, the three cameras 31 can fully cover any visible space in the independent space without rotating.

More specifically, three cameras 31 in one independent space, two cameras 31 being located on the same boundary plane, and one camera 31 being located independently on the other boundary plane. Thus, the two cameras 31 can fully cover the shooting space on the camera, and the cameras 31 which are independently arranged on the other boundary plane can be used for shooting and covering dead angles below the camera, so that the arrangement mode is simple, and the whole coverage can be realized.

In addition, a temperature sensor 21 is provided on each camera 31. The temperature sensor 21 can be used for monitoring the temperature of the camera 31 in real time, and once the temperature exceeds a preset threshold, the system can also perform early warning or alarming operation, so that the camera 31 is prevented from being invalid due to overheat.

After the local controller 41 receives the temperature signal, the smoke signal, the CO signal and the video signal, the signals are comprehensively analyzed, and the local controller 41 performs fire early warning and alarm judgment by combining real-time video content according to an early warning model preset in the local controller 41. After the temperature, smoke and CO concentration reach the preset early warning threshold value, and when no obvious fire is displayed in the video content, the local controller 41 generates an early warning signal and transmits the early warning signal to the alarm device 42, and the alarm device 42 performs early warning operation according to the early warning signal; after the temperature, smoke, and CO concentration reach the preset alarm threshold, and when a significant fire is displayed in the video content, the local controller 41 generates an alarm signal and transmits the alarm signal to the alarm device 42, and the alarm device 42 performs an alarm operation according to the alarm signal.

The alarm device 42 comprises an alarm display screen 421 and an audible and visual alarm 422, wherein the alarm display screen 421 is installed on a local server, and the audible and visual alarm 422 is installed on the cabinet body 1. Then, when the early warning operation is performed, the alarm display screen 421 displays early warning information, and the audible and visual alarm 422 adopts low-intensity audible and visual alarm; when an alarm operation is made, the alarm display screen 421 displays alarm information, and the audible and visual alarm 422 adopts high-intensity audible and visual alarm, such as stronger flicker and greater alarm sound.

After the early warning or alarm signal is sent, the staff can take corresponding fire-fighting measures according to the actual situation of the site, and the fire-fighting equipment 43 comprises fire-detecting pipes 431 arranged in and out of the cabinet, wherein the fire-detecting pipes 431 are arranged in a linear manner along the periphery of the cabinet body 1. When encountering fire, the fire detecting tube 431 automatically explodes to extinguish the fire.

Besides the temperature sensor 21, the smoke sensor 23, the CO sensor 24 and the combination of the video monitoring module 3 for realizing the fire early warning and alarming functions, the humidity sensor 22 arranged on the low-voltage switch cabinet can also monitor the humidity in the low-voltage switch cabinet. The humidity sensor 22 executes the control command of the local controller 41, and transmits the monitored humidity conditions inside and outside the cabinet to the local controller 41, so that the staff can grasp the humidity conditions inside and outside the cabinet at any time. The aim of mastering the internal and external humidity conditions of the low-voltage switch cabinet is that: according to the humidity condition, if the humidity is greater than a preset threshold value, a worker can be reminded to dehumidify the low-voltage switch cabinet, so that damage to components in the cabinet caused by overlarge humidity in the low-voltage switch cabinet is avoided, and the effect of protecting the components in the cabinet is facilitated.

And the water level monitoring sensor 25 is arranged to monitor the water level in the low-voltage switch cabinet in real time and transmit the monitoring result to the local controller 41, and the local controller 41 judges whether the water in the low-voltage switch cabinet needs to be drained according to the water level monitoring result.

The drain 44 includes a bottom drain assembly 441 located on the floor within the cabinet body 1 and a side wall drain assembly 442 located on the side wall of the cabinet body 1. Wherein, bottom drainage subassembly 441 is equipped with the silk screen including the each drainage channel that communicates in cabinet body 1 bottom plate between every drainage channel and the cabinet body 1 bottom plate to in ponding flows into the drainage channel through the silk screen voluntarily, the bottom of a plurality of drainage channels all communicates on the drainage total channel, and the drainage total channel communicates the nearby sewer of cubical switchboard for after collecting the water of drainage through the drainage channel to the drainage total channel, direct flow sewer. The sidewall drainage assembly 442 includes a plurality of drainage holes formed in the sidewall of the cabinet body 1, and solenoid valves mounted on the drainage holes, and can drain the sidewall by opening and closing the solenoid valves. The bottom automatically drains and the side wall controls the drainage, thereby comprehensively realizing the drainage function in the low-voltage switch cabinet.

In addition, in order to avoid the influence of accumulated water which is difficult to drain in time on circuit components in the cabinet body 1, the bottom of the cabinet body 1 is arranged in contact with the ground by adopting insulating colloid, so that the whole cabinet body 1 is arranged in an insulating manner with the ground, and the effect of protecting the low-voltage switch cabinet is achieved.

Finally, besides the conditions of temperature, smog, CO, humidity, water level, video monitoring and the like of the low-voltage switch cabinet can be known on site, the system further comprises a mobile terminal 5, and the mobile terminal 5 is in signal connection with the on-site monitoring module 2, the video monitoring module 3 and the on-site processing module 4. The mobile terminal 5 may be a mobile phone, a remote computer, etc. and may be used to receive the data signal transmitted by the local controller 41 and retrieve the data stored in the local controller 41, so as to realize remote monitoring of the low-voltage switch cabinet.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a low tension switchgear with early warning function, includes cabinet body (1), its characterized in that still includes on-the-spot monitoring module (2), video monitoring module (3) and on-the-spot processing module (4) of setting on cabinet body (1), wherein:

the on-site monitoring module (2) comprises a plurality of temperature sensors (21), humidity sensors (22), smoke sensors (23), CO sensors (24) and water level monitoring sensors (25) which are arranged in and/or outside the cabinet, and is used for monitoring on-site environment and transmitting environment signals to the on-site processing module (4);

the video monitoring module (3) comprises a plurality of cameras (31) which are arranged in and outside the cabinet, and is used for video monitoring the internal and external environments of the cabinet and transmitting video signals to the field processing module (4);

the field processing module (4) comprises alarm equipment (42), fire-fighting equipment (43) and drainage equipment (44) which are arranged in and/or outside the cabinet, and is used for making corresponding field processing actions according to the environmental signals transmitted by the field monitoring module (2);

the field monitoring module (2) and the video monitoring module (3) are in signal connection with the field processing module (4).

2. The low-voltage switch cabinet with the early warning function according to claim 1, further comprising a mobile terminal (5), wherein the mobile terminal (5) is in signal connection with the field monitoring module (2), the video monitoring module (3) and the field processing module (4).

3. The low-voltage switch cabinet with the early warning function according to claim 1, characterized in that the field processing module (4) comprises a local controller (41), the local controller (41) is installed beside the cabinet body (1), and the local controller (41) is electrically connected with a temperature sensor (21), a humidity sensor (22), a smoke sensor (23), a CO sensor (24), a water level monitoring sensor (25), a camera (31), an alarm device (42), a fire-fighting device (43) and a drainage device (44).

4. The low-voltage switch cabinet with the early warning function according to claim 2, characterized in that the temperature sensor (21) comprises a wireless temperature sensor and an environment temperature sensor, the wireless temperature sensor is arranged at the temperature measuring parts of the power distribution cabinet and the frequency converter in the switch cabinet, and the environment temperature sensor is arranged in the box body of the switch cabinet; the wireless temperature sensor and the environment temperature sensor upload the acquired data to the corresponding mobile terminal (5).

5. The low-voltage switch cabinet with the early warning function according to claim 1, characterized in that the cabinet body (1) comprises a plurality of independent spaces divided by cabinet plates;

three cameras (31) are arranged in each independent space, the three cameras (31) are arranged in a triangular distribution position relationship, and each camera (31) is located on the boundary plane of each independent space.

6. A low-voltage switchgear with early warning function according to claim 1, characterized in that each camera (31) is provided with a temperature sensor (21).

7. The low-voltage switch cabinet with the early warning function according to claim 1, characterized in that the alarm device (42) comprises an alarm display screen (421) and an audible and visual alarm (422), the alarm display screen (421) is installed on a local server, and the audible and visual alarm (422) is installed on the cabinet body (1).

8. The low-voltage switchgear with early warning function according to claim 1, characterized in that the fire-fighting equipment (43) comprises fire-detecting tubes (431) arranged inside and outside the cabinet, the fire-detecting tubes (431) being arranged in a rectilinear manner along the periphery of the cabinet body (1).

9. A low voltage switchgear with early warning function according to claim 1, characterized in that the drainage device (44) comprises a bottom drainage assembly (441) located on the inner floor of the cabinet body (1) and a side wall drainage assembly (442) located on the side wall of the cabinet body (1).

10. The low-voltage switch cabinet with the early warning function according to claim 1, wherein the bottom of the cabinet body (1) is in contact with the ground through insulating colloid.