CN115359618A - Low-voltage switchgear with early warning function - Google Patents
Low-voltage switchgear with early warning function Download PDFInfo
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- CN115359618A CN115359618A CN202211121462.XA CN202211121462A CN115359618A CN 115359618 A CN115359618 A CN 115359618A CN 202211121462 A CN202211121462 A CN 202211121462A CN 115359618 A CN115359618 A CN 115359618A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 81
- 239000000779 smoke Substances 0.000 claims abstract description 19
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- 238000009826 distribution Methods 0.000 claims description 9
- 230000000007 visual effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000000084 colloidal system Substances 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling 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
- G08B7/06—Signalling 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention 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 inside and outside the cabinet; the field processing module comprises alarm equipment, fire-fighting equipment and drainage equipment which are arranged in the cabinet and/or outside the cabinet; the on-site monitoring module and the video monitoring module are in signal connection with the on-site processing module. The invention has the functions of realizing fire early warning and alarming, monitoring various environmental factors around the cabinet body, uploading the environmental factors to the mobile terminal, realizing remote and long-term continuous monitoring of the environment around the low-voltage switch cabinet and improving the self-functionality effect of the low-voltage switch cabinet.
Description
Technical Field
The invention 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 and consumption of an electric power system and plays roles of on-off, control or protection and the like, the low-voltage switch cabinet is used as an electric appliance product with the voltage grade of 3.6-550 kV, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectioning device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a low-voltage switch cabinet and the like. At present, a 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 places such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light textile industry, factories and mines enterprises, residential districts, high-rise buildings and the like.
However, the current low-voltage switch cabinet has some problems in the use process: 1. because the low-voltage switch cabinet is composed of electrical components, once a small end of a local fire in the low-voltage switch cabinet occurs before the local fire occurs, the possibility of overall outbreak of a fire in the later period is very high, and the existing low-voltage switch cabinet is difficult to realize timely early warning and alarming on the fire inside and outside the low-voltage switch cabinet; 2. except for realizing the functions of the low-voltage switch cabinet, the monitoring or the monitoring of the temperature, the humidity, the CO, the water level and the like on the aspect of the ambient environment of the cabinet cannot be realized, the function is single, the working personnel can not well master the condition of the low-voltage switch cabinet in a long distance except on the site, and the use monitoring of the low-voltage switch cabinet cannot be continuously realized. Therefore, the existing low-voltage switch cabinet still needs to be improved.
Based on the problems, the invention designs the low-voltage switch cabinet with the early warning function to solve the problems.
Disclosure of Invention
The invention 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 purpose, the invention adopts the following technical scheme:
the utility model provides a low-voltage switchgear with early warning function, includes the cabinet body, still including setting up on-the-spot monitoring module, video monitoring module and the on-the-spot processing module on the cabinet body, 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 the cabinet and/or outside the cabinet, and is used for monitoring the on-site environment and transmitting an environment signal to the on-site processing module;
the video monitoring module comprises a plurality of cameras which are arranged in the cabinet and outside the cabinet and 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 the cabinet and/or outside the cabinet and is used for making corresponding field processing actions according to the environment signals transmitted by the field monitoring module;
the on-site monitoring module and the video monitoring module are in signal connection with the on-site processing module.
The system further comprises a mobile terminal, and the mobile terminal is in signal connection with the field monitoring module, the video monitoring module and the field processing module.
Furthermore, the field processing module comprises a local controller, the local controller is installed beside the cabinet body, and the local controller is electrically connected with the temperature sensor, the humidity sensor, the smoke sensor, the CO sensor, the water level monitoring sensor, the camera, the alarm device, the fire fighting device and the drainage device.
Furthermore, the temperature sensor 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; and the wireless temperature sensor and the environment temperature sensor upload collected data to the corresponding data transmission mobile terminal.
Furthermore, the cabinet body comprises a plurality of independent spaces divided by the cabinet plates;
and three cameras are arranged in each independent space and are distributed in a position relation in a triangular distribution, and each camera is positioned on the boundary plane of the independent space.
Furthermore, each camera is provided with a temperature sensor.
Further, the alarm device comprises an alarm display screen and an audible and visual alarm, the alarm display screen is installed on the local server, and the audible and visual alarm is installed on the cabinet body.
Further, the fire fighting equipment comprises fire detection tubes arranged inside and outside the cabinet, and the fire detection tubes are linearly arranged along the periphery of the cabinet body.
Furthermore, the drainage equipment comprises a bottom drainage assembly positioned on a bottom plate in the cabinet body and a side wall drainage assembly switch cabinet positioned on the side wall of the cabinet body.
Furthermore, the bottom of the cabinet body is arranged in a contact manner between the insulating colloid and the ground.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, 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 analyzing functions of the temperature sensor, the smoke sensor, the CO sensor and the camera;
(2) Except fire early warning, the function of warning, still be provided with humidity transducer on-the-spot monitoring module, water level monitoring sensor, combine temperature sensor, smoke transducer, CO sensor and camera, each environmental factor around the cabinet body monitors, including temperature, smog, CO, the water level, the monitoring of site environment etc. to reach mobile terminal on, make the staff realize remote monitoring and control, thereby realize the long-range to low-voltage switchgear surrounding environment, long-term continuation monitoring, improve the functionality of low-voltage switchgear self.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Reference numerals are as follows: 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. a fire-fighting device; 431. a fire detection pipe; 44. a drainage facility; 441. a bottom drain assembly; 442. a sidewall drain assembly;
5. a mobile terminal.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, a low-voltage switch cabinet with early warning function, including cabinet body 1, be equipped with electrical components such as circuit breaker, contactor, auxiliary relay, electrothermal relay, button, pilot lamp, omnipotent change over switch and travel switch in the cabinet body 1. The structure, the connection mode and the arrangement mode to above-mentioned electrical components belong to prior art, and the improvement point of this application does not relate to the improvement to the structure, the connection mode and the arrangement mode of above-mentioned electrical components in the low-voltage switchgear, consequently, this application is no longer repeated here.
In order to solve the problem that the low-voltage switch cabinet in the prior art is difficult to timely carry out fire early warning, alarm and accomplish cabinet surrounding environment monitoring, remote monitoring, the scheme that this application provided is as follows:
the intelligent cabinet 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 and the video monitoring module 3 are in signal or telecommunication connection with the field processing module 4. 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 inside and/or outside the cabinet, and is used for monitoring the 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 the cabinet and outside the cabinet and used for monitoring the environment inside and outside 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 inside and/or outside the cabinet, and is used for making corresponding field processing actions according to the environment signals transmitted by the field monitoring module 2.
The field processing module 4 comprises 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 fighting device 43 and the drainage device 44, and can be used for receiving, processing and storing signals transmitted by 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 perform corresponding processing work.
The temperature sensor 21 comprises a wireless temperature sensor 21 and an environment temperature sensor 21, the wireless temperature sensor 21 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 21 is arranged in the box body of the switch cabinet; the wireless temperature sensor 21 and the environment temperature sensor 21 upload the collected data to the corresponding data transmission mobile terminal 5. Through the setting of wireless temperature sensor 21 and ambient temperature sensor 21, realized the pertinence temperature monitoring to switch board, converter to and the temperature monitoring to cubical switchboard 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 temporarily stores the data in the memory of the local controller 41. The wireless temperature sensor 21 is directly installed at a possible heating position of the equipment, such as a power cable, a cable joint, a disconnecting link contact, a switch static contact, a copper bar connecting point and the like, by adopting a structural adhesive installation mode, and monitors the temperature of the equipment in real time.
The smoke sensor 23 and the CO sensor 24 can be installed on or near the power distribution cabinet and the frequency converter in a targeted mode, the monitoring range of the smoke sensor 23 and the CO sensor 24 is ensured to cover all parts inside and outside the cabinet of the low-voltage switch cabinet, similarly, 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, video monitoring inside and outside the low-voltage switch cabinet is realized through the camera 31. The video monitoring module 3 mainly includes functions of video acquisition, video monitoring recording/storage and playback, video content analysis, and the like. Specifically, after the camera 31 captures a live real-time video, 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 cover the visible space inside and outside the cabinet, including a plurality of independent spaces's of cutting apart by the cabinet board characteristic in according to cabinet body 1, in this application, be provided with three camera 31 in every independent space, three camera 31 arranges the position relation that is triangular distribution, and every camera 31 all is located independent space's boundary plane. 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 an independent space, two cameras 31 are located on the same boundary plane, and one camera 31 is independently located on another boundary plane. In this way, two cameras 31 can fully cover the shooting space above the cameras, and the cameras 31 independently arranged on the other boundary plane can shoot and cover the dead angle below the dead angle, so that the arrangement mode is simple, and the full coverage can be realized.
In addition, each camera 31 is provided with a temperature sensor 21. This temperature sensor 21 can be used to the temperature of real-time supervision camera 31, and in case the temperature surpasss preset threshold value, the system can carry out early warning or alarm operation equally to avoid camera 31 to lead to inefficacy because of overheated.
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 according to an early warning model preset in the local controller 41, the local controller 41 performs early warning and alarm judgment of a fire by combining with real-time video content. When the temperature, the smoke concentration and the CO concentration reach preset early warning thresholds and when no obvious flare 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; when the temperature, smoke, and CO concentrations reach preset alarm thresholds and when an apparent flare 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.
After the early warning or the alarm signal is sent out, the staff can take corresponding fire control measures according to the actual situation of the site, the fire fighting equipment 43 comprises fire detecting tubes 431 arranged in and out of the cabinet, and the fire detecting tubes 431 are arranged in a linear mode along the periphery of the cabinet body 1. When a fire is encountered, the fire detecting tube 431 automatically explodes to extinguish the fire.
Besides the functions of fire early warning and alarming by adopting the temperature sensor 21, the smoke sensor 23 and the CO sensor 24 and combining the video monitoring module 3, 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 a 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 working personnel can conveniently master the humidity conditions inside and outside the cabinet at any time. Master the purpose of the inside and outside humidity condition of low-voltage switchgear cabinet and lie in: according to the humidity condition, if humidity is greater than the predetermined threshold value, can remind the staff to dehumidify the low-voltage switch cabinet to avoid the interior humidity of low-voltage switch cabinet too big to cause the damage to components and parts in the cabinet, help playing the effect of components and parts in the protection cabinet.
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 comprises 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 including each drainage channel who communicates in cabinet body 1 bottom plate, is equipped with the silk screen between every drainage channel and the cabinet body 1 bottom plate to in ponding flows into drainage channel through the silk screen automatically, a plurality of drainage channel's bottom all communicates on the total runner of drainage, and the total runner of drainage communicates near cubical switchboard sewer for collect the water through drainage channel drainage to the total runner of drainage after, direct flow to sewer. The side wall drainage assembly 442 includes a plurality of drainage holes disposed on the side wall of the cabinet body 1 and electromagnetic valves mounted on the drainage holes, and the side wall drainage can be realized by opening and closing the electromagnetic valves. The automatic drainage in bottom and lateral wall control drainage realize the drainage function in the low-voltage switchgear comprehensively.
And, in order to avoid being difficult to in time exhaust ponding to cause the influence to the circuit components and parts in the cabinet body 1, the bottom of cabinet body 1 adopts insulating colloid and ground contact setting to make whole cabinet body 1 and ground insulation set up, play the effect of protection low-voltage switchgear.
Finally, except the conditions of temperature, smoke, CO, humidity, water level, video monitoring and the like of the low-voltage switch cabinet, the low-voltage switch cabinet can be known on site, the low-voltage switch cabinet also comprises a mobile terminal 5, and the mobile terminal 5 is in signal connection with the site monitoring module 2, the video monitoring module 3 and the site processing module 4. The mobile terminal 5 may be a mobile phone, a remote computer, or the like, and may be configured to receive the data signal transmitted by the local controller 41 and call the data stored in the local controller 41, so as to implement remote monitoring of the low voltage switch cabinet.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a low-voltage switchgear with early warning function, includes cabinet body (1), its characterized in that still including setting up on-the-spot monitoring module (2), video monitoring module (3) and on-the-spot processing module (4) 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 the cabinet and/or outside the cabinet, is used for monitoring the 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 inside and outside the cabinet and used for video monitoring the inside and outside environment 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 the cabinet and/or outside the cabinet and is used for making corresponding field processing actions according to the environment 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 on-site monitoring module (2), the video monitoring module (3) and the on-site processing module (4).
3. The low-voltage switch cabinet with the early warning function, according to claim 1, is characterized in that the field processing module (4) includes 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 1, wherein the temperature sensor (21) comprises a wireless temperature sensor (21) and an ambient temperature sensor (21), the wireless temperature sensor (21) is installed at a temperature measuring position of a power distribution cabinet and a frequency converter in the switch cabinet, and the ambient temperature sensor (21) is installed in a box body of the switch cabinet; the wireless temperature sensor (21) and the environment temperature sensor (21) upload collected data to the corresponding data transmission mobile terminal (5).
5. The low-voltage switch cabinet with the early warning function according to claim 1, wherein 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 position relation in triangular distribution, and each camera (31) is located on a boundary plane of each independent space.
6. 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, wherein 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 the local server, and the audible and visual alarm (422) is installed on the cabinet body (1).
8. The low-voltage switchgear with pre-alarm function according to claim 1, wherein the fire fighting equipment (43) comprises fire detection tubes (431) arranged inside and outside the cabinet, the fire detection tubes (431) being arranged in a line along the periphery of the cabinet body (1).
9. Low-voltage switchgear with pre-warning function according to claim 1, characterized in that said drain device (44) comprises a bottom drain assembly (441) located on the bottom panel inside the cabinet body (1) and a side wall drain 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 arranged in contact with the ground by adopting an insulating colloid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211121462.XA CN115359618A (en) | 2022-09-15 | 2022-09-15 | Low-voltage switchgear with early warning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211121462.XA CN115359618A (en) | 2022-09-15 | 2022-09-15 | Low-voltage switchgear with early warning function |
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| Publication Number | Publication Date |
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| CN115359618A true CN115359618A (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211121462.XA Pending CN115359618A (en) | 2022-09-15 | 2022-09-15 | Low-voltage switchgear with early warning function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115775434A (en) * | 2023-02-13 | 2023-03-10 | 国网山东省电力公司鄄城县供电公司 | Fire monitoring and alarming device for transformer substation |
-
2022
- 2022-09-15 CN CN202211121462.XA patent/CN115359618A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115775434A (en) * | 2023-02-13 | 2023-03-10 | 国网山东省电力公司鄄城县供电公司 | Fire monitoring and alarming device for transformer substation |
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