CN208506543U - Communication cabinet and communication cabinet monitor system - Google Patents

Communication cabinet and communication cabinet monitor system Download PDF

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Publication number
CN208506543U
CN208506543U CN201820835562.1U CN201820835562U CN208506543U CN 208506543 U CN208506543 U CN 208506543U CN 201820835562 U CN201820835562 U CN 201820835562U CN 208506543 U CN208506543 U CN 208506543U
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module
dust concentration
communication cabinet
temperature
data
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CN201820835562.1U
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童贞理
龙永明
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China United Network Communications Group Co Ltd
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China United Network Communications Group Co Ltd
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Abstract

The utility model embodiment provides a kind of communication cabinet and communication cabinet monitoring system, which includes: Temperature and Humidity module, dust concentration detection module and communication module;The Temperature and Humidity module and the dust concentration detection module are connect with the communication module respectively, the communication module is used for the data of the Temperature and Humidity module for detecting the humidity detecting module, and the dust concentration data that the dust concentration detection module detects are sent to remote monitoring equipment, so that the remote monitoring equipment is monitored the working environment of the communication cabinet based on the data of the Temperature and Humidity module and the dust concentration data.Communication cabinet and communication cabinet provided by the utility model monitor system, can be achieved at the same time to communication equipment cabinet humidity, temperature, the real time monitoring of dust concentration, it is ensured that the operational safety of communication cabinet.

Description

Communication cabinet and communication cabinet monitor system
Technical field
The utility model embodiment is related to monitoring technical field more particularly to a kind of communication cabinet and communication cabinet monitoring system System.
Background technique
Outdoor communication cabinet, which is commonly installed, to be arranged in highway side, park, roof or mountain area, and natural climate shadow is directly in It under sound, is usually made of metal material, mountable base station equipment, power-supply device, battery, temperature control are set in outdoor communication cabinet Standby, transmission device and other corollary equipments provide outdoor Physics Work for wireless communication site or wired network site workstation Environment.
In order to keep equipment within machine cabinet normal work that must keep, temperature and humidity is suitable in cabinet and dust accretions can not mistake It is more.In order to keep in-cabinet temperature to be suitable for, completely, the prior art on cabinet usually by opening up hole, to radiate, and The dust in cabinet is cleared away by the static dust-extraction unit of lasting unlatching, the heat dissipation effect of the prior art is poor, and is unfavorable for saving The about energy.
Utility model content
The utility model embodiment provides a kind of communication cabinet and communication cabinet monitoring system, to realize to communication cabinet The real time monitoring of interior temperature and humidity and dust concentration, it is ensured that the operational safety of communication cabinet.
The utility model embodiment first aspect provides a kind of communication cabinet, comprising:
Temperature and Humidity module, dust concentration detection module and communication module;
The Temperature and Humidity module and the dust concentration detection module are connect with the communication module respectively, described logical Letter module is used to detect data of the Temperature and Humidity module that the humidity detecting module detects and the dust concentration detection module Dust concentration data be sent to remote monitoring equipment so that the remote monitoring equipment is based on the data of the Temperature and Humidity module and described Dust concentration data are monitored the working environment of the communication cabinet.
Optionally, the communication module, including radio frequency units, processor and A/D converter;
Wherein, the dust concentration detection module is connect with the A/D converter, the A/D converter and the processing Device connection, the processor are connect with the radio frequency units and the Temperature and Humidity module, and the A/D converter is used Analog-to-digital conversion process is carried out in the dust concentration data for detecting the dust concentration detection module, the processor is used for will Dust concentration data after data of the Temperature and Humidity module and analog-to-digital conversion that the Temperature and Humidity module detects are sent to the nothing Line radio frequency unit, the radio frequency units are used to the data that the processor exports being sent to remote monitoring equipment.
Optionally, the communication cabinet further includes cooling system and cleaner;
The cooling system and the cleaner are connected to the processor respectively, and the processor is used for based on described The data of the Temperature and Humidity module that Temperature and Humidity module detects controls the cooling system and cools down to the communication cabinet, and is based on The dust concentration data that the dust concentration detection module detects control the cleaner and remove to the communication cabinet Dirt processing.
Optionally, the cooling system includes exhaust fan and/or air-cooler.
Optionally, the cleaner includes: electrostatic dust collection equipment.
Optionally, the communication cabinet further include: display and data memory module;
The display and the data memory module are connected to the processor respectively, and the display is for showing institute State the data of the Temperature and Humidity module that Temperature and Humidity module detects and the dust concentration number that the dust concentration detection module detects According to the data memory module is for storing the data of the Temperature and Humidity module and the dust that the Temperature and Humidity module detects The dust concentration data that concentration detection module detects.
Optionally, the Temperature and Humidity module is specially SHT2X chip.
Optionally, the communication module is specially CC2430SoC radio frequency chip.
Optionally, the communication cabinet further include: power amplifier and antenna;
The power amplifier is connect with the radio frequency units, and the antenna is connect with the power amplifier.
The utility model embodiment second aspect provides a kind of communication cabinet monitoring system, including remote monitoring equipment, with And communication cabinet described in above-mentioned first aspect, the communication cabinet and the remote monitoring equipment communicate to connect.
The utility model embodiment by communication cabinet be arranged Temperature and Humidity module, dust concentration detection module and Communication module, and Temperature and Humidity module and dust concentration detection module are attached with communication module respectively, by warm and humid The data of the Temperature and Humidity module in detection module detection communication cabinet is spent, the dust in communication cabinet is detected by dust concentration detection module Concentration data, and data of the Temperature and Humidity module and dust concentration data are sent to by remote monitoring equipment by communication module and are monitored, To realize the real time monitoring to communication cabinet working environment, the operational safety of communication cabinet ensure that.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of communication cabinet provided by the embodiment of the utility model;
Fig. 2 is a kind of structural schematic diagram of remote monitoring equipment provided in an embodiment of the present invention.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
The term " includes " of the specification and claims of the utility model and " having " and their any deformation, Be intended to cover it is non-exclusive include, for example, the device of the process or structure that contain series of steps be not necessarily limited to it is clear Ground those of list structure or step but may include it is being not clearly listed or intrinsic for these processes or device its Its step or structure.
Fig. 1 is a kind of structural schematic diagram of communication cabinet provided by the embodiment of the utility model, as shown in Figure 1, the communication Cabinet includes:
Temperature and Humidity module 11, dust concentration detection module 12 and communication module 13;
Wherein, Temperature and Humidity module 11 and dust concentration detection module 12 are connect with communication module 13 respectively, communicate mould Block 13 is used for the data of the Temperature and Humidity module that humidity detecting module detects and the dust that dust concentration detection module 12 detects is dense Degree is according to remote monitoring equipment (not shown in figure 1) is sent to, so that remote monitoring equipment is based on data of the Temperature and Humidity module and dust is dense Degree evidence is monitored the working environment of communication cabinet.
Wherein, in a possible design, the communication module 13 in the present embodiment can be specially CC2430 radio frequency Chip, by taking the chip as an example, communication module 13 may include A/D converter 131, processor 132 and radio frequency units 133 (for example, CC2430 radio frequency chip, but it is not limited to CC2430 radio frequency chip), wherein dust concentration detection module 12 and A/D turn Parallel operation 131 connects, and A/D converter 131 is connect with processor 132, processor 132 and radio frequency units 133 and temperature and humidity Detection module 11 connects, and the dust concentration data that A/D converter 131 is used to detect dust concentration detection module 132 carry out Analog-to-digital conversion process, after processor 132 is used for the data of the Temperature and Humidity module and analog-to-digital conversion that detect Temperature and Humidity module 11 Dust concentration data be sent to radio frequency units 133, those data are sent to remote monitoring by radio frequency units 133 Equipment.
Optionally, in alternatively possible design, dust concentration detection module 12 can be specially GP2Y1010AU0F type dust concentration detection module, by taking the dust concentration detection module of the model as an example, dust concentration detects mould The driving signal input mouth of block 12 is connected with the output port for the processor 132 being integrated in inside communication module 13, dust The analog input end of the voltage output port of concentration detection module 12 and the A D converter 131 being integrated in inside communication module 13 Mouth connection.
The basic functional principle of dust concentration detection module 12 is in the present embodiment: after powering on, processor 132 passes through it Output port sends a driving signal to the driving signal input mouth of dust concentration detection module 12, which enters After dust concentration detection module 12, the light emitting diode (not shown in figure 1) inside concentration detection module 12 will exist in pulse Period (in the 0.32ms of high level) shines, and during this period, photodiode (not shown in figure 1) detects (light after light Light and shade is directly related with dust concentration) will test signal be sent to dust concentration detection module 12 internal amplification circuit amplification after Output.Output voltage pulse a peak value will occur after the preset time after the appearance of input drive signal high level pulse, The peak value is a dust concentration sampled point.One driving signal high level pulse output voltage of every appearance will occur one Dust concentration sampled point.The voltage signal that communication module 13 exports the voltage output port of dust concentration detection module 12 passes through This output voltage can be converted to digital signal by its internal A/D converter 131 being arranged after adopting by its simulation input port, this Sample dust concentration sampled point is just digitized, so that processor 132 is based on the dust concentration sampled point electricity in output voltage signal There are corresponding relationship curves with dust concentration for pressure, can obtain dust concentration data.
Optionally, in another possible design, communication cabinet can also include display (for example, LCD display, but It is not limited to LCD display) and data memory module (not shown in figure 1).Wherein, aforementioned display device and data memory module It is connect respectively with processor 132, display is used to show the data of the Temperature and Humidity module and dust that Temperature and Humidity module 11 detects The dust concentration data that concentration detection module 12 detects, data memory module is for storing the Temperature and Humidity module detection The dust concentration data that the data of the Temperature and Humidity module and the dust concentration detection module arrived detects.
In another possible design, the Temperature and Humidity module 11 in the present embodiment can be specially SHT2X core Piece, wherein the serial data end SDA of SHT2X chip passes through the first input/output port of first resistor R1 and processor 132 It is connected, the serial clock terminal SCL of SHT2X chip passes through the second input/output port phase of second resistance R2 and processor 132 Connection, the power end VCC of SHT2X chip are connected by 3rd resistor R3 with the third input/output port of processor 132.
SHT2X chip has subminiature volume, and digital signal of the output by calibration, is the I2C bus lattice of standard Formula, its built-in amplifier, A/D converter, internal storage location and digital processing element can detect temperature and humidity simultaneously.In addition, The resolution ratio of SHT2X chip can be changed by inputting order, can detecte battery low-electricity quantity state, there is extremely low power dissipation Energy-saving mode, have excellent long-time stability.
The serial data end SDA of SHT2X chip is connected by first resistor R1 with the input/output port of processor 132 It connecing, the serial clock terminal SCL of SHT2X chip is connected by second resistance R2 with the input/output port of processor 132, The power end VCC of SHT2X chip is connected by 3rd resistor R3 with the input/output port of processor 132.SHT2X chip First capacitor C1 is provided between power end VCC and ground terminal GND.SHT2X uses the I2C bus protocol of standard in the present embodiment It is communicated, wherein first resistor R1 and second resistance R2 is the pull-up resistor of serial data line and serial time clock line.SHT2X The power end VCC of chip passes through the input/output port of 3rd resistor R3 and processor 132, by 132 input/output terminal of processor Mouth is set as recommending by force, and the maximum operating currenbt of SHT2X is 330uA, and input/output port high level voltage is about 3V, this is The recommended work voltage of SHT2X, therefore analyzed in terms of supply voltage and supply current two, with a pin of processor 132 It can be provided as the controllable electric power of SHT2X power supply, and the quiescent current of SHT2X can be reduced to 0.
SHT2X chip operation process is as follows:
The temperature and humidity data that SHT2X chip measurement obtains directly are passed to micro process by I2C bus in digital form Device is handled to obtain actual temperature and humidity data, rear two (usually the 43rd and 44 use on usual SDA data line Transmit relevant status information, the 43rd indicates the type of measurement, " 0 " indicates measurement temperature, and " 1 " indicates measurement humidity).
Finally, SHT2X chip serial data end SDA output data available actual temperature after preset formula is converted And humidity data.
Further, since the demand of industrial application environment makes wireless transmission distance farther out, and single-chip less radio-frequency Unit output power is smaller, to limit transmission range, can solve biography if carrying out power amplification processing to radiofrequency signal It is defeated apart from the problem of.Therefore, power amplifier 14 and antenna 15 can also be set on communication cabinet in the present embodiment, so that Power amplifier 14 is connect with radio frequency units 133, and antenna 15 is connect with power amplifier 14, so that radio frequency units 133 output data is sent after being amplified by power amplifier 14 by antenna 15.Optionally, antenna 15 can in the present embodiment Using the foldable external antenna with extended line or upright antenna of high-gain.
Optionally, in the present embodiment, communication cabinet further includes cooling system (such as exhaust fan and/or air-cooler) and removes Wherein, cooling system and cleaner are not shown in Fig. 1 dirt equipment (for example, electrostatic dust collection equipment), cooling system and dedusting Equipment is connect with processor 132 respectively, the data of the Temperature and Humidity module control that processor 132 is used to detect based on Temperature and Humidity module The cooling system cools down to the communication cabinet, and the dust concentration detected based on the dust concentration detection module Data control the cleaner and are dusted processing to the communication cabinet
The utility model embodiment by communication cabinet be arranged Temperature and Humidity module, dust concentration detection module and Communication module, and Temperature and Humidity module and dust concentration detection module are attached with communication module respectively, by warm and humid The data of the Temperature and Humidity module in detection module detection communication cabinet is spent, the dust in communication cabinet is detected by dust concentration detection module Concentration data, and data of the Temperature and Humidity module and dust concentration data are sent to by remote monitoring equipment by communication module and are monitored, To realize the real time monitoring to communication cabinet working environment, the operational safety of communication cabinet ensure that.
The utility model embodiment also provides a kind of communication cabinet monitoring system, which includes remote monitoring equipment, with And communication cabinet described in above-described embodiment.
Fig. 2 is a kind of structural schematic diagram of remote monitoring equipment provided in an embodiment of the present invention, as shown in Fig. 2, the distal end Monitoring device 800 can also include: following one or more components: processing component 802, memory 804, and power supply module 806 is more Media component 808, audio component 810, the interface 812 of input/output (I/O), sensor module 814 and communication component 816。
Processing component 802 usually control remote monitoring equipment 800 integrated operation, such as with display, call, data Communication, camera operation and record operate associated operation.Processing component 802 may include one or more processors 820 It executes instruction, to perform all or part of the steps of the methods described above.In addition, processing component 802 may include one or more Module, convenient for the interaction between processing component 802 and other assemblies.For example, processing component 802 may include multi-media module, To facilitate the interaction between multimedia component 808 and processing component 802.
Memory 804 is configured as storing various types of data to support the operation in equipment 800.These data are shown Example includes the instruction of any application or method for operating in remote monitoring equipment 800, contact data, telephone directory Data, message, picture, video etc..Memory 804 can by any kind of volatibility or non-volatile memory device or it Combination realize, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable Except programmable read only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, fastly Flash memory, disk or CD.
Power supply module 806 provides electric power for the various assemblies of remote monitoring equipment 800.Power supply module 806 may include electricity Management system, one or more power supplys and other are associated with electric power is generated, managed, and distributed for remote monitoring equipment 800 Component.
Multimedia component 808 includes one output interface of offer between the remote monitoring equipment 800 and user Screen.In some embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touching Panel is touched, screen may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more Touch sensor is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or The boundary of sliding action, but also detect duration and pressure associated with the touch or slide operation.In some implementations In example, multimedia component 808 includes a front camera and/or rear camera.When equipment 800 is in operation mode, such as When screening-mode or video mode, front camera and/or rear camera can receive external multi-medium data.Before each Setting camera and rear camera can be a fixed optical lens system or has focusing and optical zoom capabilities.
Audio component 810 is configured as output and/or input audio signal.For example, audio component 810 includes a Mike Wind (MIC), when remote monitoring equipment 800 is in operation mode, when such as call mode, recording mode, and voice recognition mode, wheat Gram wind is configured as receiving external audio signal.The received audio signal can be further stored in memory 804 or warp It is sent by communication component 816.In some embodiments, audio component 810 further includes a loudspeaker, for exporting audio letter Number.
I/O interface 812 provides interface between processing component 802 and peripheral interface module, and above-mentioned peripheral interface module can To be keyboard, click wheel, button etc..These buttons may include, but are not limited to: home button, volume button, start button and lock Determine button.
Sensor module 814 includes one or more sensors, for providing various aspects for remote monitoring equipment 800 Status assessment.For example, sensor module 814 can detecte the state that opens/closes of equipment 800, the relative positioning of component, example Such as the display and keypad that the component is remote monitoring equipment 800, sensor module 814 can also detect remote monitoring and set Standby 800 or 800 1 components of remote monitoring equipment position change, presence that user contacts with remote monitoring equipment 800 or not In the presence of the temperature change in 800 orientation of remote monitoring equipment or acceleration/deceleration and remote monitoring equipment 800.Sensor module 814 It may include proximity sensor, be configured to detect the presence of nearby objects without any physical contact.Sensor Component 814 can also include optical sensor, such as CMOS or ccd image sensor, for using in imaging applications.In some realities It applies in example, which can also include acceleration transducer, gyro sensor, Magnetic Sensor, pressure sensor Or temperature sensor.
Communication component 816 is configured to facilitate wired or wireless way between remote monitoring equipment 800 and other equipment Communication.Remote monitoring equipment 800 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or their group It closes.In one exemplary embodiment, communication component 816 receives the broadcast from external broadcasting management system via broadcast channel Signal or broadcast related information.In one exemplary embodiment, the communication component 816 further includes near-field communication (NFC) mould Block, to promote short range communication.For example, radio frequency identification (RFID) technology, Infrared Data Association (IrDA) skill can be based in NFC module Art, ultra wide band (UWB) technology, bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, remote monitoring equipment 800 can be by one or more application specific integrated circuit (ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), scene can It programs gate array (FPGA), controller, microcontroller, microprocessor or other electronic components to realize, for executing the above method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided It such as include the memory 804 of instruction, above-metioned instruction can be executed by the processor 820 of remote monitoring equipment 800 to complete above-mentioned side Method.For example, the non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, magnetic Band, floppy disk and optical data storage devices etc..
Finally, it should be noted that those of ordinary skill in the art will appreciate that whole in above-described embodiment method or Part process is that relevant hardware can be instructed to complete by computer program, and the program can be stored in a computer In readable storage medium storing program for executing, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, described to deposit Storage media can be disk, CD, read-only memory (ROM) or random access memory (RAM) etc..
Each functional unit in the utility model embodiment can integrate in a processing module, be also possible to each Unit is individually physically present, and can also be integrated in a module with two or more units.Above-mentioned integrated module was both It can take the form of hardware realization, can also be realized in the form of software function module.If the integrated module with The form of software function module is realized, and when sold or used as an independent product, also can store can in a computer It reads in storage medium.Storage medium mentioned above can be read-only memory, disk or CD etc..
The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations;Although referring to aforementioned The utility model is described in detail in each embodiment, those skilled in the art should understand that: it still can be with It modifies the technical solutions described in the foregoing embodiments, or some or all of the technical features is equal Replacement;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side The range of case.

Claims (10)

1. a kind of communication cabinet characterized by comprising
Temperature and Humidity module, dust concentration detection module and communication module;
The Temperature and Humidity module and the dust concentration detection module are connect with the communication module respectively, the communication mould Block is used for the data of the Temperature and Humidity module that the humidity detecting module detects and the ash that the dust concentration detection module detects Dust concentration data are sent to remote monitoring equipment.
2. communication cabinet according to claim 1, which is characterized in that the communication module, including radio frequency units, place Manage device and A/D converter;
Wherein, the dust concentration detection module is connect with the A/D converter, and the A/D converter and the processor connect It connects, the processor is connect with the radio frequency units and the Temperature and Humidity module, and the A/D converter is used for will The dust concentration data that the dust concentration detection module detects carry out analog-to-digital conversion process, and the processor is used for will be described Dust concentration data after data of the Temperature and Humidity module and analog-to-digital conversion that Temperature and Humidity module detects, which are sent to, described wirelessly penetrates Frequency unit, the radio frequency units are used to the data that the processor exports being sent to remote monitoring equipment.
3. communication cabinet according to claim 2, which is characterized in that the communication cabinet further includes cooling system and dedusting Equipment;
The cooling system and the cleaner are connected to the processor respectively, and the processor is used for based on described warm and humid The data of the Temperature and Humidity module that degree detection module detects controls the cooling system and cools down to the communication cabinet, and based on described The dust concentration data that dust concentration detection module detects control the cleaner and are dusted place to the communication cabinet Reason.
4. communication cabinet according to claim 3, which is characterized in that the cooling system includes exhaust fan and/or cold wind Machine.
5. communication cabinet according to claim 3, which is characterized in that the cleaner includes: electrostatic dust collection equipment.
6. communication cabinet according to claim 2, which is characterized in that the communication cabinet further include: display and data Memory module;
The display and the data memory module are connected to the processor respectively, and the display is for showing the temperature The dust concentration data that the data of the Temperature and Humidity module and the dust concentration detection module that humidity detecting module detects detect, The data memory module is for storing the data of the Temperature and Humidity module and the dust concentration that the Temperature and Humidity module detects The dust concentration data that detection module detects.
7. communication cabinet according to claim 1 to 6, which is characterized in that the Temperature and Humidity module is specific For SHT2X chip.
8. communication cabinet according to claim 1 to 6, which is characterized in that the communication module is specially CC2430 radio frequency chip.
9. communication cabinet according to claim 1 to 6, which is characterized in that the communication cabinet further include: function Rate amplifier and antenna;
The power amplifier is connect with radio frequency units, and the antenna is connect with the power amplifier.
10. a kind of communication cabinet monitors system, which is characterized in that including remote monitoring equipment, and as appointed in claim 1-9 Communication cabinet described in one, the communication cabinet and the remote monitoring equipment communicate to connect.
CN201820835562.1U 2018-05-31 2018-05-31 Communication cabinet and communication cabinet monitor system Active CN208506543U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110188916A (en) * 2019-04-16 2019-08-30 浙江超荣力电器有限公司 A kind of Prediction System and method of the insulation performance of high voltage electric equipment
CN111352365A (en) * 2020-02-27 2020-06-30 益阳精锐科技有限公司 Dustproof ventilation type electric power and electrical equipment cabinet and control method
CN113593202A (en) * 2021-07-19 2021-11-02 广州市瀚云信息技术有限公司 Method and system for cleaning shielding device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110188916A (en) * 2019-04-16 2019-08-30 浙江超荣力电器有限公司 A kind of Prediction System and method of the insulation performance of high voltage electric equipment
CN111352365A (en) * 2020-02-27 2020-06-30 益阳精锐科技有限公司 Dustproof ventilation type electric power and electrical equipment cabinet and control method
CN113593202A (en) * 2021-07-19 2021-11-02 广州市瀚云信息技术有限公司 Method and system for cleaning shielding device

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