A power distribution safety management system for exhibition operations

Abstract

The present invention discloses a power distribution safety management system for exhibition operations, which relates to the technical field of power distribution safety management for exhibitions, and includes a management cloud platform, a monitoring front-end unit, and a wireless communication module for wireless communication between the management cloud platform and the monitoring front-end unit. The monitoring front-end unit includes a distribution box, wherein the inner walls on both sides of the distribution box are provided with multiple slots, and multiple plug-ins are movably plugged into the multiple slots. A wiring board is commonly installed inside the distribution box behind the multiple plug-ins, and wiring holes are provided on the wiring board. A front cover is installed inside the distribution box in front of the plug-ins. The present invention can achieve the effect of using the door of the distribution box for display by providing an arc-shaped door. The display board can cover and hide the distribution box while displaying posters, preventing strangers from touching the distribution box at will. By providing a connecting rod and a slider, the distribution box can be quickly opened and the interior of the distribution box can be inspected.

Description

Technical Field

[0001] The present invention relates to the technical field of power distribution safety management for exhibitions, and in particular to a power distribution safety management system for exhibition operations. Background Art

[0002] Power distribution management for exhibitions refers to the process of planning, controlling, and supervising the supply and distribution of electricity at the exhibition site. Currently, power distribution management for exhibitions includes ensuring the stability and security of power supply, rationally allocating power resources to meet the needs of different exhibition areas and equipment, and promptly detecting and handling power failures and safety hazards. With the development of science and technology, power distribution management for modern exhibitions increasingly relies on intelligent solutions, such as intelligent and safe power distribution devices, to achieve real-time monitoring of various parameters of electrical lines, such as voltage, current, temperature, etc., allowing managers to perform power distribution management more efficiently.

[0003] Currently, power distribution facilities for exhibition operations are all installed in distribution boxes. Traditional exhibition distribution boxes have the same structure as those used in other situations. However, due to the large flow of personnel at exhibitions, it is difficult for management personnel to monitor the distribution boxes in real time. As a result, they are often touched by unauthorized personnel, which is not conducive to the safety management of the exhibition. Summary of the Invention

[0004] The purpose of the present invention is to provide a power distribution safety management system for exhibition operations to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: A power distribution safety management system for exhibition operations, comprising a management cloud platform, a monitoring front-end unit, and a wireless communication module for wireless communication between the management cloud platform and the monitoring front-end unit, wherein the monitoring front-end unit comprises a distribution box, wherein the inner walls on both sides of the distribution box are provided with multiple slots, and multiple plug-ins are movably inserted in the multiple slots, a wiring board is commonly installed inside the distribution box behind the multiple plug-ins, and wiring holes are penetrated through the wiring board, a front cover is installed inside the distribution box in front of the plug-ins, a fixing plate is connected to the upper and lower edges of the front side wall of the distribution box, and an arc-shaped box door is commonly installed on the front sides of the two fixing plates, a liquid storage tank is installed at the bottom of the distribution box, a filter is installed inside the liquid storage tank, two support plates are installed on the upper surface of the plug-in board, and an installation plate is commonly installed between the two support plates, and a single-phase power monitoring front end, a three-phase power monitoring front end, a single-phase electric water-immersion anti-electric shock circuit breaker, a three-phase electric water-immersion anti-electric shock circuit breaker, and a temperature sensor are installed on the front side wall of the installation plate.

[0006] Preferably, the left and right sides of the mounting plate are connected with rotating shafts, a first bearing is installed between the rotating shaft and the support plate, the rotating shaft passes through the support plate and is connected to a movable block, the side wall of the support plate on one side of the movable block is connected to a fixed block, a spring is connected between the movable block and the fixed block, the mounting plate is rotatably connected to the support plate via the rotating shaft, the movable block is connected to the mounting plate via the rotating shaft, and the spring is in a normal tension state when the movable block is in a vertical state.

[0007] Preferably, baffles are connected to the front and rear side edges of the upper surface of the plug plate, the baffles are connected to the support plate to form a liquid collecting chamber, a grille plate is installed on the upper surface of the plug plate below the liquid collecting chamber, a drainage trough is provided inside the plug plate below the grille plate, a drainage pipe network is installed inside the plug plate on one side of the drainage trough, a liquid inlet pipe network is installed through the side of the plug plate away from the drainage pipe network, the top of the drainage pipe network and the liquid inlet pipe network are both multi-section, the bottom of the drainage pipe network and the liquid inlet pipe network are connected with a connector, the top of the drainage pipe network and the liquid inlet pipe network are connected with a connecting sleeve, and the multiple sections of the drainage pipe network are connected to the liquid inlet pipe network through the connector and the connecting sleeve.

[0008] Preferably, a second bearing is installed on the inner wall of the top of the connector, a thread is provided on the outer surface of the connector, a thread groove is provided inside the connecting sleeve, a sealing ring is installed inside the connecting sleeve below the thread groove, the top of the connector is connected to the liquid inlet pipe network and the liquid discharge pipe network, the bottom of the connector is inserted into the thread groove and is threadedly connected to the connecting sleeve via a thread, and the connecting sleeve is installed on the upper surface of the plug plate.

[0009] Preferably, a spray pipe is vertically connected to the liquid inlet network above the plugboard, a nozzle is connected to the bottom of the spray pipe, a spray valve is installed at the junction of the spray pipe and the liquid inlet network, the top of the uppermost liquid inlet network passes through the side wall of the distribution box and is connected to the liquid inlet pipe, a liquid pump is installed on the liquid inlet pipe, and the number of the spray pipes corresponds to the number of plugboards.

[0010] Preferably, the bottom of the liquid inlet pipe is inserted into the interior of the liquid storage tank, the liquid storage tank stores fluorinated liquid, the inner cavity of the liquid storage tank is connected with the liquid inlet pipe network through the liquid inlet pipe, the liquid collecting cavity is connected with the drainage trough through the gap of the grid plate, and the drainage trough is connected with the inner cavity of the liquid storage tank through the drainage pipe network.

[0011] Preferably, the arc-shaped box door includes two left-right symmetrical display panels, a hollow groove is opened inside the display panels, an opening and closing plate is connected to the front side of the display panel, a hinge is connected between one side of the opening and closing plate and the display panel, and a paddle plate is connected to the other side of the opening and closing plate. An electromagnetic lock is installed between the two display panels, and sealing plates are connected to the inner sides of the display panels on the left and right sides of the distribution box, and a sealing gasket is connected to the side of the sealing plate close to the side wall of the distribution box.

[0012] Preferably, a sliding groove is provided inside the left and right sides of the fixed plate, a slider is slidably connected inside the sliding groove, a connecting rod is provided inside the slider, a pin shaft is provided between the connecting rod and the slider, a movable groove is provided inside the fixed plate on the front side of the sliding groove, the front side wall of the fixed plate is arc-shaped and fits the rear side wall of the exhibition board, the rear side of the connecting rod is rotatably connected to the slider via the pin shaft, and the front side of the connecting rod is connected to the exhibition board.

[0013] Preferably, the opening and closing plate is hinged to the display board via a hinge, the opening and closing plate is made of a transparent glass plate, the exhibition poster is placed in the hollow groove, the two display boards are connected via an electromagnetic lock, and the sealing plate is tightly attached to the left and right side walls of the distribution box via a sealing gasket.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. This exhibition operates a power distribution safety management system with a curved door consisting of two curved display panels. By pulling a transparent opening and closing plate to open it, the hollow slot inside the display panel can be exposed. Exhibition posters can be placed inside the display panel, and the door of the distribution box can be used for display. The display panel can be used to display posters while hiding the distribution box to prevent strangers from touching the distribution box at will.

[0016] 2. This exhibition operation and distribution safety management system is equipped with connecting rods and sliders. When the exhibition power distribution is operating normally, the two display panels are connected by an electromagnetic lock, so that the curved box door is in a closed state. When the exhibition power distribution fails, the main control center controls the electromagnetic lock to open, which can push the two display panels away from each other. The display panels push the slider to slide horizontally in the slide groove through the connecting rod, and then push the two display panels to rotate to both sides. The display panels drive the connecting rod distribution shaft to rotate relative to the slider, exposing the interior of the distribution box, making it convenient to quickly open the distribution box and inspect the interior of the distribution box.

[0017] 3. The power distribution safety management system operated at this exhibition is equipped with a liquid inlet network, spray pipes and baffles. When the power distribution equipment installed on the installation plate has abnormally high temperature or sparks, the fluorinated liquid in the liquid storage tank is pumped into the liquid inlet network pipe through a liquid pump. The fluorinated liquid enters the spray pipe from the liquid inlet network and is sprayed out from the nozzle to spray the power distribution equipment below. The sprayed fluorinated liquid can not only cool the power distribution equipment and extinguish fires, but also flush the dust inside the power distribution equipment. The sprayed sewage falls into the liquid collecting chamber, passes through the grille plate and flows from the drainage trough into the drainage network, and finally is discharged into the liquid storage tank through the drainage network, achieving the effect of spraying heat dissipation, fire extinguishing and cleaning the power distribution equipment in the distribution box.

[0018] 4. This exhibition operates a power distribution safety management system. By setting up a mounting plate, the power distribution equipment in the distribution box is installed on the front side of the mounting plate. The wiring of the power distribution equipment is routed backward through the wiring plate. When inspecting the distribution box, by turning the mounting plate forward, the rotating shaft rotates relative to the support plate via the first bearing, and drives the movable block to rotate. The movable block squeezes the spring to compress, providing a wider view of the wiring ports on the upper and lower surfaces of the power distribution equipment installed on the mounting plate, making it easier to observe whether the wiring is loose. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0020] Figure 2 This is a schematic structural diagram of the distribution box of the present invention;

[0021] Figure 3 This is a schematic diagram of the disassembled structure of the distribution box of the present invention;

[0022] Figure 4 This is a front sectional view of the distribution box of the present invention;

[0023] Figure 5 This is a top sectional view of the distribution box of the present invention;

[0024] Figure 6 This is a front cross-sectional view of the insert board of the present invention;

[0025] Figure 7 It is an axonometric view of the inserting plate of the present invention;

[0026] Figure 8 For the present invention Figure 4 A magnified schematic diagram of the structure of part A in the middle;

[0027] Figure 9 For the present invention Figure 7 Enlarged schematic diagram of the structure of part B in the middle.

[0028] Figure: 1. Management cloud platform; 2. Monitoring front-end unit; 3. Wireless communication module; 4. Distribution box; 41. Slot; 42. Plug-in board; 421. Support plate; 422. Mounting plate; 4221. Rotating shaft; 4222. First bearing; 4223. Movable block; 4224. Fixed block; 4225. Spring; 423. Baffle; 424. Grille plate; 425. Drain trough; 426. Drain pipe network; 427. Inlet pipe network; 428. Connector; 4281. Second bearing; 4282. Thread; 429. Connecting sleeve; 4291. Threaded groove; 4292. Sealing ring; 4210. Spray pipe; 4211. Spray head; 4212. Spray Shower valve; 4213, liquid inlet pipe; 4214, liquid pump; 43, wiring board; 431, wiring hole; 44, front cover; 45, fixed plate; 451, slide groove; 452, slider; 453, connecting rod; 454, pin; 455, movable groove; 46, curved door; 461, display panel; 462, hollow groove; 463, opening and closing plate; 464, hinge; 465, dial plate; 466, electromagnetic lock; 467, sealing plate; 468, sealing gasket; 47, liquid storage tank; 48, filter; 5, single-phase electric monitoring front end; 6, three-phase electric monitoring front end; 7, single-phase electric water immersion anti-electric shock circuit breaker; 8, three-phase electric water immersion anti-electric shock circuit breaker; 9, temperature sensor. DETAILED DESCRIPTION

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0030] In the description of the present invention, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate and simplify the description of the present invention. They are not intended to indicate or imply that the devices or components referred to must have, be constructed, or operate in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0031] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0032] like Figures 1 to 9As shown, the present embodiment of the exhibition operation power distribution safety management system includes a management cloud platform 1, a monitoring front-end unit 2 and a wireless communication module 3 for wireless communication between the management cloud platform 1 and the monitoring front-end unit 2. The monitoring front-end unit 2 includes a distribution box 4. The inner walls on both sides of the distribution box 4 are provided with multiple slots 41. Multiple plug-ins 42 are movably plugged into the multiple slots 41. The plug-ins 42 can be movably pulled out from the distribution box 4. A wiring board 43 is commonly installed inside the distribution box 4 behind the multiple plug-ins 42 to shield the rear side of the plug-in board 42 and to wire the lines of the power distribution equipment installed on the plug-in board 42. The lines of the power distribution equipment are separately located in the area behind the wiring board 43, which reduces the operation of the power distribution equipment. The heat generated affects the circuit. A wiring hole 431 is provided through the wiring board 43. A seal is installed on the inner wall of the wiring hole 431 to prevent the fluorine liquid from spraying through the wiring board 43. A front cover 44 is installed inside the distribution box 4 on the front side of the plug board 42. The upper and lower edges of the front side wall of the distribution box 4 are connected with fixed plates 45 for installing an arc-shaped box door 46. The front sides of the two fixed plates 45 are jointly installed with an arc-shaped box door 46, which serves as the door of the distribution box 4, and is also used for displaying exhibition posters. It can also cover and hide the distribution box 4. A liquid storage tank 47 is installed at the bottom of the distribution box 4 for storing fluorine liquid. A filter screen 48 is installed inside the liquid storage tank 47. The filter screen 48 is used to recover fluorine from the drainage pipe network 426. The fluorinated liquid is filtered and purified to facilitate the reuse of the fluorinated liquid. Two support plates 421 are installed on the upper surface of the plug-in board 42. A mounting plate 422 is installed between the two support plates 421 for installing power distribution equipment. The front side wall of the mounting plate 422 is installed with a single-phase electricity monitoring front end 5, a three-phase electricity monitoring front end 6, a single-phase electric water-immersion anti-electric shock circuit breaker 7, a three-phase electric water-immersion anti-electric shock circuit breaker 8 and a temperature sensor 9. The monitoring front end unit 2 has threshold alarms such as overcurrent, overvoltage, undervoltage, and overpower. The alarm threshold can be set in the background to ensure the safety of standard stall electricity use; it has an alarm trip function, which can be set to trip off; it can also send an alarm to a mobile phone to quickly locate the fault point at the first time; it has I, U, P, Q, co s measurement function, with electricity metering function; with PC and mobile phone management function, remote control of opening and closing; in addition, the original 630A main switch on the line cabinet was inserted into the line well, and a set of intelligent safety power system HXTK-380A was connected to monitor the real-time power consumption of the line online to prevent electrical line fires and accidental water immersion and electric shock accidents. The original 4 traditional circuit breakers in the distribution box were replaced with an intelligent micro-break system (6 sets of intelligent gateways HXDB01-WLP-WG, 66 sets of intelligent micro-breaks HXDB01-ZN11), which have an anti-electric shock system and water immersion safety protection, reduce the occurrence of personal electric shock accidents, and quickly stop the power supply, optimize and improve the efficiency of exhibition services, and save labor.

[0033] Specifically, the left and right sides of the mounting plate 422 are connected to a rotating shaft 4221, and a first bearing 4222 is installed between the rotating shaft 4221 and the support plate 421. The rotating shaft 4221 can rotate relative to the support plate 421 through the first bearing 4222, which is convenient for driving the power distribution equipment installed on the mounting plate 422 to flip, and convenient for exposing the wiring ports on the upper and lower sides of the power distribution equipment, which is convenient for maintenance personnel to repair. The rotating shaft 4221 passes through the support plate 421 and is connected to a movable block 4223. The side wall of the support plate 421 on one side of the movable block 4223 is connected to a fixed block 4224. A spring 4225 is connected between the movable block 4223 and the fixed block 4224. The mounting plate 422 is connected to the support plate 42 via the rotating shaft 4221. 1 Rotation connection, the movable block 4223 is connected to the mounting plate 422 via the rotating shaft 4221. When the movable block 4223 is in a vertical state, the spring 4225 is in a normal tension state. When inspecting the distribution box 4, by toggling the mounting plate 422 to rotate forward, the rotating shaft 4221 rotates relative to the support plate 421 via the first bearing 4222, and drives the movable block 4223 to rotate. The movable block 4223 squeezes the spring 4225 to compress, so that the wiring ports on the upper and lower surfaces of the power distribution equipment installed on the mounting plate 422 have a wider field of view, which is convenient for observing whether the wiring is loose. After the maintenance personnel let go, the spring 4225 rebounds and pushes the movable block 4223 to rotate and reset, and the movable block 4223 drives the mounting plate 422 to reset.

[0034] Furthermore, baffles 423 are connected to the front and rear side edges of the upper surface of the plugboard 42, which are used to block the front and rear of the liquid collection chamber so that the sprayed fluorinated liquid accumulates in the liquid collection chamber. The baffle 423 is connected to the support plate 421 to form a liquid collection chamber. A grid plate 424 is installed on the upper surface of the plugboard 42 below the liquid collection chamber to facilitate the fluorinated liquid in the liquid collection chamber to flow into the drainage trough 425. A drainage trough 425 is opened inside the plugboard 42 below the grid plate 424, and a drainage pipe network 426 is installed inside the plugboard 42 on one side of the drainage trough 425 to return the sprayed fluorinated liquid into the liquid storage tank 47, so that the fluorinated liquid circulates to spray the distribution equipment. , a liquid inlet pipe network 427 is installed through the side of the plug board 42 away from the drainage pipe network 426. The tops of the drainage pipe network 426 and the liquid inlet pipe network 427 are both multi-section, and the bottoms of the drainage pipe network 426 and the liquid inlet pipe network 427 are connected with a connector 428, and the tops of the drainage pipe network 426 and the liquid inlet pipe network 427 are connected with a connecting sleeve 429. The multi-section drainage pipe network 426 is connected to the liquid inlet pipe network 427 through the connector 428 and the connecting sleeve 429. The liquid inlet pipe network 427 and the liquid outlet pipe network both use bendable hoses, which facilitates the local plug board 42 to be pulled out of the distribution box 4, and the setting of the connector 428 and the connecting sleeve 429 facilitates pipeline assembly.

[0035] Furthermore, a second bearing 4281 is installed on the inner wall of the top of the connecting head 428. The second bearing 4281 is used to connect the connecting head 428 with the liquid inlet pipe network 427 and the liquid discharge pipe network 426, and can enable the connecting head 428 to rotate relative to the liquid inlet pipe network 427 and the liquid discharge pipe network 426. The outer surface of the connecting head 428 is provided with a thread 4282, and a thread groove 4291 is provided inside the connecting sleeve 429. The outer diameter size of the bottom of the connecting head 428 is matched with the inner diameter size of the thread groove 4291. A sealing ring 4292 is installed inside the connecting sleeve 429 below the thread groove 4291 for sealing when the connecting head 428 and the connecting sleeve 429 are connected. The top of the connecting head 428 is connected to the liquid inlet pipe network 427 and the liquid discharge pipe network 426, the bottom of the connecting head 428 is inserted into the thread groove 4291 and is threadedly connected to the connecting sleeve 429 through the thread 4282. The connecting sleeve 429 is installed on the upper surface of the plug plate 42.

[0036] Furthermore, a spray pipe 4210 is vertically connected to the liquid inlet network 427 above the plug board 42, and a nozzle 4211 is connected to the bottom of the spray pipe 4210. A spray valve 4212 is installed at the connection between the spray pipe 4210 and the liquid inlet network 427. The top of the uppermost liquid inlet network 427 passes through the side wall of the distribution box 4 and is connected to the liquid inlet pipe 4213. A liquid pump 4214 is installed on the liquid inlet pipe 4213. The number of spray pipes 4210 corresponds to the number of plug boards 42. The fluorinated liquid in the liquid storage tank 47 is passed into the liquid inlet network pipe through the liquid pump 4214. The fluorinated liquid enters the spray pipe 4210 from the liquid inlet network 427 and is sprayed out from the nozzle 4211 to spray the power distribution equipment below. The sprayed fluorinated liquid can not only cool the power distribution equipment and extinguish fires, but also wash away dust inside the power distribution equipment.

[0037] Furthermore, the bottom of the liquid inlet pipe 4213 is inserted into the liquid storage tank 47, and fluorinated liquid is stored in the liquid storage tank 47. The inner cavity of the liquid storage tank 47 is connected with the liquid inlet pipe network 427 through the liquid inlet pipe 4213, and the bottom of the lowest drainage pipe network 426 is connected with the inner cavity of the liquid storage tank 47. The liquid collecting cavity is connected with the drainage trough 425 through the gap of the grid plate 424, and the drainage trough 425 is connected with the inner cavity of the liquid storage tank 47 through the drainage pipe network 426. The sprayed sewage falls into the liquid collecting cavity, and the sewage passes through the grid plate 424 and flows from the drainage trough into the drainage pipe network 426, and finally is discharged into the liquid storage tank 47 through the drainage pipe network 426.

[0038] Furthermore, the curved door 46 includes two left-right symmetrical display panels 461, and a hollow groove 462 is opened inside the display panel 461. Exhibition posters can be placed in the hollow groove 462, so that the door of the distribution box 4 can be used for display. The front side of the display panel 461 is connected to an opening and closing plate 463, and a hinge 464 is connected between one side of the opening and closing plate 463 and the display panel 461 to facilitate the opening and closing of the opening and closing plate 463. The other side of the opening and closing plate 463 is connected to a dial plate 465 to facilitate the opening and closing of the opening and closing plate 463 by pulling it by hand. An electromagnetic lock 466 is installed between the two display panels 461, and the inner sides of the display panels 461 on the left and right sides of the distribution box 4 are connected to sealing plates 467. The side of the sealing plate 467 close to the side wall of the distribution box 4 is connected to a sealing gasket 468.

[0039] Furthermore, a slide groove 451 is provided on both sides of the fixed plate 45, and a slider 452 is slidably connected to the slide groove 451. The middle part of the upper and lower surfaces of the slider 452 is recessed, and a card connection is formed with the upper and lower inner walls of the slide groove 451 to prevent the slider 452 from escaping from the slide groove 451 and to keep the slider 452 from moving laterally. A connecting rod 453 is provided inside the slider 452 to connect the slider 452 and the exhibition board 461. A pin 454 is provided between the connecting rod 453 and the slider 452 to connect the slider 452 and the connecting rod 453. A movable The movable groove 455, the front side wall of the fixed plate 45 is arc-shaped and fits the rear side wall of the exhibition panel 461, the rear side of the connecting rod 453 is rotatably connected to the slider 452 via the distribution shaft 454, and the front side of the connecting rod 453 is connected to the exhibition panel 461. By pushing the two exhibition panels 461 away from each other, the exhibition panel 461 pushes the slider 452 to slide horizontally in the slide groove 451 through the connecting rod 453, and then pushes the two exhibition panels 461 to rotate to both sides. The exhibition panel 461 drives the connecting rod 453 to rotate relative to the slider 452 via the distribution shaft 454, exposing the interior of the distribution box 4, making it convenient to quickly open the distribution box 4 and inspect the interior of the distribution box 4.

[0040] Furthermore, the opening and closing plate 463 is hinged to the display panel 461 via a hinge 464. The opening and closing plate 463 is made of a transparent glass plate, and an exhibition poster is placed in the hollow groove 462. The display panel 461 blocks and hides the distribution box 4 while displaying the poster, preventing strangers from touching the distribution box 4 at will. The two display panels 461 are connected via an electromagnetic lock 466. When the distribution box 4 is operating normally, the electromagnetic lock 466 is closed and the two display panels 461 are closed. In an abnormality, the electromagnetic lock 466 is disconnected, and the two display panels 461 can be opened manually. The sealing plate 467 is tightly attached to the left and right side walls of the distribution box 4 via the sealing gasket 468, and the sealing plate 467 is used to seal the gap between the display panel 461 and the distribution box 4.

[0041] The method of using this embodiment is as follows: when the user is actually performing safety management on the power distribution of the exhibition operation, first, the user assembles and installs the distribution box 4, inserts the plug board 42 into the slot 41, and slides the plug board 42 into the inside of the distribution box 4 until the rear side wall of the plug board 42 contacts the wiring board 43, and then connects the liquid inlet pipe network 427 and the liquid discharge pipe network 426 between the multiple plug boards 42, inserts the connector 428 into the thread groove 4291 of the connecting sleeve 429, and rotates the connector 428 so that the connector 428 is screwed into the thread groove 4291 and is threadedly connected to the connecting sleeve 429, and then Install the power distribution equipment on the front wall of the mounting plate 422 with screws, including the single-phase power monitoring front end 5, the three-phase power monitoring front end 6, the single-phase electric water-immersion anti-electric shock circuit breaker 7, the three-phase electric water-immersion anti-electric shock circuit breaker 8 and the temperature sensor 9. Pass the line of the power distribution equipment backward through the wiring hole 431 and connect the line on the back side of the wiring board 43. After the installation is completed, install the front cover 44 on the front side of the plug board 42, and then introduce a certain amount of fluorine liquid into the liquid storage tank 47. Then, pull the opening and closing plate 463 to rotate around the hinge 464 through the dial plate 465 to expose the hollow groove 462 in the display plate 461. Then, the posters for the exhibition are placed in the hollow slot 462, and the opening and closing plate 463 is closed. The display board 461 hides the distribution box 4 while the poster is being displayed to prevent strangers from touching the distribution box 4 at will. Then, the two display boards 461 are pushed to close, and the electromagnetic lock 466 is closed to lock the two display boards 461. Then, the distribution box 4 is placed in a fixed position at the exhibition and connected to the distribution line. During operation, the distribution box 4 monitors the voltage, current and temperature of the exhibition electrical line. When the distribution equipment installed on the installation plate 422 has an abnormally high temperature or sparks, the distribution box 4 is opened. The liquid pump 4214 passes the fluorinated liquid in the liquid storage tank 47 into the liquid inlet network pipe. The fluorinated liquid enters the spray pipe 4210 from the liquid inlet network 427 and is sprayed out from the nozzle 4211 to spray the power distribution equipment below. The sprayed fluorinated liquid can not only cool the power distribution equipment and extinguish fires, but also wash away the dust inside the power distribution equipment. The sprayed sewage falls into the liquid collecting chamber, passes through the grid plate 424, and flows from the drainage trough into the drainage network 426. Finally, it is discharged into the liquid storage tank 47 through the drainage network 426. The fluorinated liquid in the liquid storage tank 47 is filtered through the filter 48 and can be reused.

[0042] Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or substitute equivalent features for some of the technical features. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A power distribution safety management system for exhibition operations, comprising a management cloud platform (1), a monitoring front-end unit (2), and a wireless communication module (3) for wireless communication between the management cloud platform (1) and the monitoring front-end unit (2), characterized in that: The monitoring front-end unit (2) includes a distribution box (4), wherein the inner walls on both sides of the distribution box (4) are provided with a plurality of slots (41), wherein a plurality of plug-in boards (42) are movably plugged into the plurality of slots (41), and a wiring board (43) is installed in the distribution box (4) behind the plurality of plug-in boards (42), wherein the wiring board (43) is provided with wiring holes (431), and a front cover (44) is installed in the distribution box (4) in front of the plug-in boards (42), and the upper and lower edges of the front side walls of the distribution box (4) are connected to fixing boards (45), and the two fixing boards (45) are connected to the front side walls of the distribution box (4). The front side of the fixed plate (45) is commonly installed with an arc-shaped box door (46), the bottom of the distribution box (4) is installed with a liquid storage tank (47), the interior of the liquid storage tank (47) is installed with a filter (48), the upper surface of the plug plate (42) is installed with two support plates (421), a mounting plate (422) is commonly installed between the two support plates (421), and the front side wall of the mounting plate (422) is installed with a single-phase electric monitoring front end (5), a three-phase electric monitoring front end (6), a single-phase electric water-immersion anti-electric shock circuit breaker (7), a three-phase electric water-immersion anti-electric shock circuit breaker (8) and a temperature sensor (9); Baffles (423) are connected to the front and rear side edges of the upper surface of the insert plate (42). The baffles (423) are connected to the support plate (421) to form a liquid collecting chamber. A grid plate (424) is installed on the upper surface of the insert plate (42) below the liquid collecting chamber. A drainage groove (425) is provided inside the insert plate (42) below the grid plate (424). A drainage pipe network (426) is installed inside the insert plate (42) on one side of the drainage groove (425). The insert plate (42) is away from the drainage pipe network ( A liquid inlet pipe network (427) is installed through one side of the drain pipe network (426), and the tops of the drain pipe network (426) and the liquid inlet pipe network (427) are both multi-section types. The bottoms of the drain pipe network (426) and the liquid inlet pipe network (427) are connected with a connector (428), and the tops of the drain pipe network (426) and the liquid inlet pipe network (427) are connected with a connecting sleeve (429). The multiple sections of the drain pipe network (426) and the liquid inlet pipe network (427) are connected through the connector (428) and the connecting sleeve (429).

2. The exhibition operation power distribution safety management system according to claim 1, characterized in that: The left and right sides of the mounting plate (422) are both connected to a rotating shaft (4221), a first bearing (4222) is installed between the rotating shaft (4221) and the support plate (421), the rotating shaft (4221) passes through the support plate (421) and is connected to a movable block (4223), a side wall of the support plate (421) on one side of the movable block (4223) is connected to a fixed block (4224), a spring (4225) is connected between the movable block (4223) and the fixed block (4224), the mounting plate (422) is rotatably connected to the support plate (421) via the rotating shaft (4221), the movable block (4223) is connected to the mounting plate (422) via the rotating shaft (4221), and when the movable block (4223) is in a vertical state, the spring (4225) is in a normal tension state.

3. The exhibition operation power distribution safety management system according to claim 1 is characterized by: A second bearing (4281) is installed on the inner wall of the top of the connector (428), a thread (4282) is provided on the outer surface of the connector (428), a thread groove (4291) is provided inside the connector sleeve (429), and a sealing ring (4292) is installed inside the connector sleeve (429) below the thread groove (4291). The top of the connector (428) is connected to the liquid inlet pipe network (427) and the liquid discharge pipe network (426), and the bottom of the connector (428) is inserted into the thread groove (4291) and is threadedly connected to the connector sleeve (429) via the thread (4282). The connector sleeve (429) is installed on the upper surface of the insert plate (42).

4. The exhibition operation power distribution safety management system according to claim 1, characterized in that: A spray pipe (4210) is vertically connected to the liquid inlet pipe network (427) above the plug board (42), a nozzle (4211) is connected to the bottom of the spray pipe (4210), a spray valve (4212) is installed at the connection between the spray pipe (4210) and the liquid inlet pipe network (427), the top of the uppermost liquid inlet pipe network (427) passes through the side wall of the distribution box (4) and is connected to the liquid inlet pipe (4213), a liquid pump (4214) is installed on the liquid inlet pipe (4213), and the number of the spray pipes (4210) corresponds to the number of the plug boards (42).

5. The exhibition operation power distribution safety management system according to claim 4 is characterized by: The bottom of the liquid inlet pipe (4213) is inserted into the interior of the liquid storage tank (47). Fluorinated liquid is stored in the interior of the liquid storage tank (47). The inner cavity of the liquid storage tank (47) is connected to the liquid inlet pipe network (427) via the liquid inlet pipe (4213). The liquid collecting cavity is connected to the drainage trough (425) via the gap of the grid plate (424). The drainage trough (425) is connected to the inner cavity of the liquid storage tank (47) via the drainage pipe network (426).

6. The exhibition operation power distribution safety management system according to claim 1, characterized in that: The arc-shaped door (46) includes two symmetrical display panels (461), a hollow groove (462) is provided inside the display panels (461), an opening and closing plate (463) is connected to the front side of the display panels (461), a hinge (464) is connected between one side of the opening and closing plate (463) and the display panels (461), and a dial plate (465) is connected to the other side of the opening and closing plate (463), an electromagnetic lock (466) is installed between the two display panels (461), and sealing plates (467) are connected to the inner sides of the display panels (461) on the left and right sides of the distribution box (4), and a sealing gasket (468) is connected to the side of the sealing plate (467) close to the side wall of the distribution box (4).

7. The exhibition operation power distribution safety management system according to claim 6, characterized in that: The fixed plate (45) is provided with a sliding groove (451) on both the left and right sides. The sliding groove (451) is slidably connected to a slider (452). A connecting rod (453) is provided inside the slider (452). A pin shaft (454) is provided between the connecting rod (453) and the slider (452). A movable groove (455) is provided inside the fixed plate (45) on the front side of the sliding groove (451). The front side wall of the fixed plate (45) is arc-shaped and fits the rear side wall of the display plate (461). The rear side of the connecting rod (453) is rotatably connected to the slider (452) via the pin shaft (454), and the front side of the connecting rod (453) is connected to the display plate (461).

8. The exhibition operation power distribution safety management system according to claim 6, characterized in that: The opening and closing plate (463) is hinged to the display plate (461) via a hinge (464). The opening and closing plate (463) is made of a transparent glass plate. An exhibition poster is placed in the hollow groove (462). The two display plates (461) are connected via an electromagnetic lock (466). The sealing plate (467) is tightly attached to the left and right side walls of the distribution box (4) via a sealing gasket (468).

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