A coal-fired unit index examination management device

Abstract

The application discloses a coal-fired unit index examination management equipment, which comprises a power distribution cabinet, an assembling frame is fixedly installed outside the power distribution cabinet, a plurality of heat dissipation assemblies for cooling the power distribution cabinet are arranged on the assembling frame, wherein the heat dissipation assembly comprises a self-locking motor fixedly arranged in the assembling frame, a steering rod is fixedly installed at the output end of the self-locking motor, the other end of the steering rod is installed on the surface of the assembling frame through a bearing, a retaining plate is fixedly installed outside the steering rod, an insulating layer is fixedly installed on the front surface of the retaining plate, a fireproof layer is fixedly installed on the back of the retaining plate, a first positive magnet is fixedly installed on the two sides of the retaining plate, and two negative magnets corresponding to the first positive magnet are arranged on the inner wall of the assembling frame. The application has the advantages of good heat dissipation effect for the power distribution cabinet.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coal-fired unit index assessment management equipment, in particular to a coal-fired unit index assessment management equipment. BACKGROUND

[0002] The coal-fired unit index assessment management equipment mainly includes the following categories:

[0003] The distributed control system (DCS) is used for real-time monitoring and control of the operation state of the coal-fired unit, providing data acquisition and control functions for the operation of the unit;

[0004] The supervisory information system (SIS) is mainly used for monitoring the operation process of the unit to ensure its safe and stable operation and provides real-time data support;

[0005] The management information system (MIS) is used for managing the economic index assessment of the enterprise, including data collection, processing, analysis and statistics, as well as management and display of the assessment results;

[0006] The gateway power system is used for measuring and counting the power output of the coal-fired unit, which is one of the important data sources for index assessment;

[0007] The coal quality online testing system is used for real-time monitoring of the quality of coal to provide accurate data support for index assessment;

[0008] The data collector is used to collect various real-time data such as unit operation data and coal quality data, and transmit the data to the server for processing and analysis;

[0009] The server contains index assessment modules, index warning modules, fault data modification application modules, etc., and is responsible for data storage, processing and calculation, as well as result display and management;

[0010] The distributor and display terminal equipment are used to distribute the data processed by the server to various display terminals such as computers and tablets, so that operating personnel and management personnel can view real-time data and assessment results;

[0011] These devices work together to achieve comprehensive assessment and management of the economic indicators of the coal-fired unit, aiming to improve the operating efficiency of the unit and the economic benefits of the enterprise.

[0012] The present application is an innovation for the gateway power system, and for the statistics of power output, a power distribution cabinet is needed, which can effectively count the power output situation, but the power distribution cabinet needs to maintain heat dissipation in actual use, and when the internal and external temperature of the power distribution cabinet is too high, it is easy to cause self-ignition and damage, therefore we make improvements and propose a coal-fired unit index assessment management equipment. SUMMARY

[0013] In view of the above or the poor heat dissipation effect of the power distribution cabinet in the prior art, the problem of easy heating and burning is solved.

[0014] Therefore, the purpose of the present application is to provide a coal-fired unit index examination management device.

[0015] To solve the above technical problems, the present application provides the following technical solutions: a power distribution cabinet, a mounting frame is fixedly installed outside the power distribution cabinet, and a plurality of heat dissipation assemblies for cooling the power distribution cabinet are arranged on the mounting frame.

[0016] The heat dissipation assembly comprises a self-locking motor fixed inside the mounting frame, a steering rod is fixedly installed at the output end of the self-locking motor, the other end of the steering rod is installed on the surface of the mounting frame through a bearing, an anchoring plate is fixedly installed outside the steering rod, an insulating layer is fixedly installed on the front surface of the anchoring plate, a fireproof layer is fixedly installed on the back of the anchoring plate, a first positive magnet is fixedly installed on both sides of the anchoring plate, and two negative magnets corresponding to the first positive magnet are arranged on the inner wall of the mounting frame.

[0017] As a preferred scheme of the coal-fired unit index examination management device, the bottom of the mounting frame is provided with an anchoring groove for passing through the connecting lines on the power distribution cabinet, a sealing strip is fixedly installed on the outer wall of the bottom of the mounting frame, and an upwardly inclined support assembly is arranged on the surface of the bottom of the inner cavity of the anchoring groove, wherein the support assembly is used for supporting the lines on the power distribution cabinet.

[0018] As a preferred scheme of the coal-fired unit index examination management device, the support assembly comprises a merging groove opened in the bottom of the anchoring groove, a support rod is fixedly installed in the inner cavity of the merging groove, a closing cover is movably installed at one end of the support rod, a return spring is fixedly installed at the bottom of the closing cover, and the bottom of the return spring is fixedly connected with the bottom of the inner cavity of the merging groove.

[0019] As a preferred scheme of the coal-fired unit index examination management device, the inner wall of the mounting frame is provided with a plurality of water absorption assemblies for waterproofing, and an alarm assembly is arranged on the surface of each water absorption assembly.

[0020] As a kind of preferred scheme of the coal-fired unit index examination management equipment of the present application, wherein: the water absorption component includes the diversion groove being opened in the inner wall of assembly frame, the inner cavity of the diversion groove is fixedly installed with movable rod, the external movable installation of the movable rod is provided with enclosed net, the inside of the enclosed net is fixed on the inner surface of assembly frame by bolt, the inner wall of assembly frame is also fixedly installed with guide rod, the surface of guide rod is fixedly installed with merging ring, the surface of guide rod is placed with water absorption sponge, and the top surface of water absorption sponge is matched with the surface of enclosed net, the surface of merging ring is installed with the outside of alarm component.

[0021] As a kind of preferred scheme of the coal-fired unit index examination management equipment of the present application, wherein: the alarm component includes the second positive magnet being inlaid in the surface of merging ring, the surface of switch board is fixedly installed with hanging bracket, the bottom of hanging bracket is movably installed with early warning bell, the bottom of hanging bracket is also fixedly installed with limiting frame, the bottom of the inner cavity of limiting frame is fixedly installed with hanging rope, the bottom of hanging rope is fixedly installed with impact rod, the end of impact rod towards merging ring is inlaid with third positive magnet.

[0022] As a kind of preferred scheme of the coal-fired unit index examination management equipment of the present application, wherein: the outer wall of switch board is provided with a dustproof component, and the dustproof component is arranged around the outside of switch board.

[0023] As a kind of preferred scheme of the coal-fired unit index examination management equipment of the present application, wherein: the dustproof component includes isolation frame being fixedly installed on the top of switch board, the surface of isolation frame is provided with several groups of dust-stopping screen meshes, the bottom of isolation frame is provided with several groups of impurity-collecting dust collecting pieces.

[0024] As a kind of preferred scheme of the coal-fired unit index examination management equipment of the present application, wherein: the screen mesh includes the clamping groove being opened in the surface of isolation frame, the surface of isolation frame is connected with screen mesh door through hinge transmission, the outer wall of screen mesh door is fixedly installed with isolation strip, and the isolation strip is made of rubber material, the surface of screen mesh door is fixedly installed with handle.

[0025] As a kind of preferred scheme of the coal-fired unit index examination management equipment of the present application, wherein: the dust collecting piece includes the positioning groove being opened in the surface of screen mesh door, the inside of the positioning groove is placed with storage box for collecting impurities, wherein the opening of storage box is arranged in upward inclination, and the surface of isolation frame, where storage box is installed, is also arranged in the same inclination.

[0026] Beneficial effect: when using in the power distribution cabinet, the heat dissipation assembly outside the assembled frame on the power distribution cabinet can be started, the self-locking motor on the heat dissipation assembly is started to run, the self-locking motor drives the steering rod to rotate quickly, and the steering rod rotating quickly drives the retaining plate to rotate, at this time, with the rotation of multiple heat dissipation assemblies outside the power distribution cabinet, the rapid flow of air outside the power distribution cabinet can be continuously driven, and the effective export of hot air is realized, thereby realizing the function of quickly dissipating heat of the power distribution cabinet. BRIEF DESCRIPTION OF DRAWINGS

[0027] The accompanying drawings are included to provide a further understanding of the application, and constitute a part of the specification, illustrate the application, and are used to explain the application, and do not constitute a limitation on the application.

[0028] In the drawings:

[0029] Figure 1 is a structural schematic view of a coal-fired unit index examination management equipment of the present application;

[0030] Figure 2 is a structural schematic view of the upper and lower surfaces of the retaining plate of a coal-fired unit index examination management equipment of the present application;

[0031] Figure 3 is a sectional structural schematic view of the heat dissipation assembly of a coal-fired unit index examination management equipment of the present application;

[0032] Figure 4 is a structural schematic view of a dustproof assembly of a coal-fired unit index examination management equipment of the present application;

[0033] Figure 5 is a partially enlarged structural schematic view of a coal-fired unit index examination management equipment of the present application;

[0034] Figure 6 is a top view structural schematic view of a water absorption assembly of a coal-fired unit index examination management equipment of the present application;

[0035] Figure 7 is a sectional structural schematic view of a water absorption assembly of a coal-fired unit index examination management equipment of the present application;

[0036] Figure 8 is another partially enlarged structural schematic view of a coal-fired unit index examination management equipment of the present application.

[0037] In the drawings:

[0038] 1, power distribution cabinet; 2, assembled frame;

[0039] 3, heat dissipation assembly; 301, self-locking motor; 302, steering rod; 303, retaining plate; 304, insulation layer; 305, fireproof layer; 306, first positive magnet; 307, negative magnet;

[0040] 4, retaining groove; 5, sealing strip;

[0041] 6, support assembly; 601, merging groove; 602, support rod; 603, closed cover; 604, return spring;

[0042] 7, water absorption assembly; 701, steering groove; 702, movable rod; 703, closed net; 704, guide rod; 705, merging ring; 706, water absorption sponge;

[0043] 8, alarm assembly; 801, second positive magnet; 802, hanging bracket; 803, early warning bell; 804, limiting frame; 805, hanging rope; 806, impact rod; 807, third positive magnet;

[0044] 9, dustproof assembly; 901, isolation frame; 902, screen element; 9021, clamping groove; 9022, screen door; 9023, isolation strip; 9024, handle; 903, dust collection element; 9031, positioning groove; 9032, storage box. DETAILED DESCRIPTION

[0045] The preferred embodiments of the present application are described below in conjunction with the accompanying drawings, it should be understood that the preferred embodiments described here are only used to illustrate and explain the present application, and are not used to limit the present application.

[0046] Embodiment, refer to Figures 1 to 8 , the first embodiment of the present application, the embodiment provides a coal-fired unit index examination and management equipment, it includes switch board 1, the outside of switch board 1 is fixedly installed with assembly frame 2, assembly frame 2 is provided with several groups of heat dissipation assembly 3 for cooling switch board 1;

[0047] Wherein heat dissipation assembly 3 includes self-locking motor 301 fixed in assembly frame 2, the output end of self-locking motor 301 is fixedly installed with steering rod 302, and the other end of steering rod 302 is installed on the surface of assembly frame 2 through bearing, the outside of steering rod 302 is fixedly installed with retaining plate 303, the front surface of retaining plate 303 is fixedly installed with insulation layer 304, the back of retaining plate 303 is fixedly installed with fireproof layer 305, the two sides of retaining plate 303 are both fixedly installed with one first positive magnet 306, the inner wall of assembly frame 2 is provided with two negative magnets 307 corresponding to first positive magnet 306, the magnetic attraction connection of first positive magnet 306 and negative magnet 307 is used to realize the effective merging of retaining plate 303 assembly frame 2;

[0048] When the power distribution cabinet 1 is in use, the heat dissipation assembly 3 outside the assembly frame 2 on the power distribution cabinet 1 can be started, and the self-locking motor 301 on the heat dissipation assembly 3 is powered on to operate, and the self-locking motor 301 drives the steering rod 302 to rotate rapidly, and the steering rod 302 rotating rapidly drives the retaining plate 303 to rotate, at this time, with the rotation of the plurality of heat dissipation assemblies 3 outside the power distribution cabinet 1, the rapid flow of air outside the power distribution cabinet 1 can be continuously driven, and the effective export of hot air is realized, thereby achieving the function of rapidly dissipating heat for the power distribution cabinet 1.

[0049] The self-locking motor 301 can be powered on to drive the retaining plate 303 on the steering rod 302 to close the outside of the assembly frame 2, so that the plurality of heat dissipation assemblies 3 can be used to close the outside of the assembly frame 2, at this time, the plurality of heat dissipation assemblies 3 can cooperate with the assembly frame 2 to form a box body which is closed at the top and around, so that the plurality of heat dissipation assemblies 3 cooperate with the assembly frame 2 to realize the external safety protection of the power distribution cabinet 1 during transportation or placement of the power distribution cabinet 1, thereby avoiding the lack of protection when the power distribution cabinet 1 is impacted from the outside, and improving the use safety of the power distribution cabinet 1.

[0050] When sparks occur inside the power distribution cabinet 1, the self-locking motor 301 can be started to drive the retaining plate 303 on the steering rod 302 to rotate, at this time, the surface of the retaining plate 303 provided with the fireproof layer 305 faces the outside of the power distribution cabinet 1, and the insulating layer 304 on the retaining plate 303 faces the outside of the assembly frame 2, thereby making the power distribution cabinet 1 in a closed environment, so that when a fire source occurs inside the power distribution cabinet 1, it cannot effectively burn due to insufficient oxygen outside the power distribution cabinet 1, and the insulating layer 304 can avoid the safety threat caused by electric leakage of the power distribution cabinet 1.

[0051] The bottom of the assembly frame 2 is provided with a retaining groove 4 for passing through the connecting line of the power distribution cabinet 1, the bottom outer wall of the assembly frame 2 is fixedly installed with a sealing strip 5, and the surface of the bottom inner cavity of the retaining groove 4 is provided with a support assembly 6 inclined upward, wherein the support assembly 6 is used to support the line of the power distribution cabinet 1;

[0052] The support assembly 6 comprises a merging groove 601 provided in the bottom of the retaining groove 4, the inner cavity of the merging groove 601 is fixedly installed with a support rod 602, one end of the support rod 602 is movably installed with a closing cover 603, the bottom of the closing cover 603 is fixedly installed with a return spring 604, and the bottom of the return spring 604 is fixed with the bottom of the inner cavity of the merging groove 601;

[0053] The bottom of the assembled frame 2 can prevent ground liquid from flowing to the power distribution cabinet 1 through the sealing strip 5, avoiding liquid interference with the normal operation of the power distribution cabinet 1. At the same time, the lines can be inserted into the retaining groove 4 when the power distribution cabinet 1 is connected with external equipment, and the surface of the lines can be supported by the closed cover 603 on the supporting assembly 6, and the closed cover 603 is inclined upward outside the assembled frame 2 under the pulling of the reset spring 604. In this way, one end of the line cannot come into contact with the ground, and when liquid comes into contact with the line, the line in the inclined position cannot conduct liquid, avoiding the liquid flowing along the line to the power distribution cabinet 1, thereby improving the waterproof effect of the power distribution cabinet 1.

[0054] When the power distribution cabinet 1 is not in use, the lines on the power distribution cabinet 1 can be pulled into the space inside the assembled frame 2, and at this time the retaining groove 4 is closed by the closed cover 603 on the supporting rod 602 pulled by the reset spring 604. In this way, the sealing of the outside of the power distribution cabinet 1 is ensured, which is more conducive to transportation and storage, and avoids the inconvenience of line retraction.

[0055] The inner wall of the assembled frame 2 is provided with a plurality of water absorption assemblies 7 for waterproofing, and the surface of each water absorption assembly 7 is provided with an alarm assembly 8;

[0056] The water absorption assembly 7 comprises a turning groove 701 opened in the inner wall of the assembled frame 2, the inner cavity of the turning groove 701 is fixedly installed with a movable rod 702, the outer portion of the movable rod 702 is movably installed with a closed net 703, one side of the closed net 703 is fixed to the inner surface of the assembled frame 2 through bolts, the inner wall of the assembled frame 2 is also fixedly installed with a guide rod 704, the surface of the guide rod 704 is fixedly installed with a merging ring 705, the surface of the guide rod 704 is placed with a water absorption sponge 706, and the top surface of the water absorption sponge 706 is in close contact with the surface of the closed net 703, and the surface of the merging ring 705 is installed with the outside of the alarm assembly 8;

[0057] The alarm assembly 8 comprises a second positive magnet 801 inlaid in the surface of the merging ring 705, the surface of the power distribution cabinet 1 is fixedly installed with a hanging bracket 802, the bottom of the hanging bracket 802 is movably installed with a pre-warning bell 803, the bottom of the hanging bracket 802 is also fixedly installed with a limiting frame 804, the bottom of the inner cavity of the limiting frame 804 is fixedly installed with a hanging rope 805, the bottom of the hanging rope 805 is fixedly installed with an impact rod 806, and one end of the impact rod 806 facing the merging ring 705 is inlaid with a third positive magnet 807;

[0058] When liquid appears in the inside of the assembled frame 2, the water absorption sponge 706 on the water absorption assembly 7 can be used to absorb the liquid. At this time, as the liquid absorbed by the water absorption sponge 706 gradually increases, the water absorption sponge 706 will gradually increase, and at this time the water absorption sponge 706 can be used to further waterproof the bottom of the power distribution cabinet 1;

[0059] When the water-absorbing sponge 706 expands, the combined ring 705 on the guide rod 704 is pushed to move towards the position where the alarm assembly 8 is located, and then the second positive magnet 801 on the combined ring 705 repels the third positive magnet 807 on the impact rod 806, and the impact rod 806 is repelled by the repulsive force and hits the warning bell 803 through the position defined by the limiting frame 804 and cooperates with the hanging rope 805, and the warning bell 803 hit by the impact rod 806 emits an alarm sound, which can effectively remind the people around the power distribution cabinet 1 that there is a problem of liquid flowing around the power distribution cabinet 1, and make a timely response, thereby more quickly preventing water, and in this process, no electric energy is needed to drive, and the energy consumption is low.

[0060] When the water-absorbing sponge 706 is replaced, the closed net 703 on the movable rod 702 can be opened, and then the expanded water-absorbing sponge 706 can be taken out and replaced.

[0061] The outer wall of the power distribution cabinet 1 is provided with a dustproof assembly 9, and the dustproof assembly 9 is arranged around the outside of the power distribution cabinet 1.

[0062] The dustproof assembly 9 comprises an isolation frame 901 fixedly installed on the top of the power distribution cabinet 1, the surface of the isolation frame 901 is provided with a plurality of groups of dust-preventing screen meshes 902, and the bottom of the isolation frame 901 is provided with a plurality of groups of dust-collecting dust-collecting pieces 903.

[0063] As a preferred scheme of the coal-fired unit index examination management equipment, the screen mesh 902 comprises a clamping groove 9021 formed in the surface of the isolation frame 901, the surface of the isolation frame 901 is connected with a screen mesh door 9022 through a hinge transmission, the outer wall of the screen mesh door 9022 is fixedly installed with an isolation strip 9023 made of rubber, and the surface of the screen mesh door 9022 is fixedly installed with a handle 9024.

[0064] As a preferred scheme of the coal-fired unit index examination management equipment, the dust-collecting piece 903 comprises a positioning groove 9031 formed in the surface of the screen mesh door 9022, and a storage box 9032 for collecting impurities is placed in the positioning groove 9031, wherein the opening of the storage box 9032 is inclined upward, and the surface of the isolation frame 901 on which the storage box 9032 is installed is also inclined in the same way.

[0065] When the heat dissipation assembly 3 operates, external airflow is brought into contact with the surface of the power distribution cabinet 1, at this time, the screen mesh 902 on the isolation frame 901 can be used to block the dust and other impurities in the airflow, at this time, the dust and other impurities can be blocked by the screen mesh door 9022, so that the dust and impurities cannot directly contact the surface of the power distribution cabinet 1, thereby affecting the heat dissipation of the power distribution cabinet 1, and the heat dissipation effect of the power distribution cabinet 1 is improved again.

[0066] The dust and other impurities blocked by the screen door 9022 are guided to the storage box 9032 on the dust collecting member 903, and the dust and other impurities can be collected by the storage box 9032, facilitating subsequent cleaning work;

[0067] When the staff needs to open the power distribution cabinet 1, hold the handle 9024 on the surface of the screen door 9022, and then pull the screen door 9022 to open the external obstacle of the power distribution cabinet 1, so as not to interfere with the operation of the power distribution cabinet 1.

[0068] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application is described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A coal-fired unit index examination management device, characterized in that, Including the distribution cabinet (1), the external fixed mounting of the distribution cabinet (1) is provided with several groups of heat dissipation components (3) for cooling the distribution cabinet (1), and the heat dissipation components (3) are arranged on the assembly frame (2). Wherein the heat dissipation component (3) includes a self-locking motor (301) fixed in the assembly frame (2), the output end of the self-locking motor (301) is fixedly installed with a steering rod (302), and the other end of the steering rod (302) is installed on the surface of the assembly frame (2) through a bearing, the outer surface of the steering rod (302) is fixedly installed with a retaining plate (303), the front surface of the retaining plate (303) is fixedly installed with an insulating layer (304), the back of the retaining plate (303) is fixedly installed with a fireproof layer (305), and the two sides of the retaining plate (303) are fixedly installed with a first positive magnet (306), and the inner wall of the assembly frame (2) is provided with two negative magnets (307) corresponding to the first positive magnet (306). The bottom of the assembly frame (2) is provided with a retaining groove (4) for passing through the connecting line on the distribution cabinet (1), the bottom outer wall of the assembly frame (2) is fixedly installed with a sealing strip (5), and the surface of the inner cavity bottom of the retaining groove (4) is provided with an upwardly inclined supporting assembly (6), wherein the supporting assembly (6) is used for supporting the line on the distribution cabinet (1). The supporting assembly (6) includes a merging groove (601) opened in the bottom of the retaining groove (4), the inner cavity of the merging groove (601) is fixedly installed with a supporting rod (602), one end of the supporting rod (602) is movably installed with a closing cover (603), the bottom of the closing cover (603) is fixedly installed with a return spring (604), and the bottom of the return spring (604) is fixed with the bottom of the inner cavity of the merging groove (601).

2. The coal-fired unit index examination management device of claim 1, wherein: The inner wall of the assembly frame (2) is provided with a plurality of water absorption assemblies (7) for waterproofing, and the surface of each group of water absorption assemblies (7) is provided with an alarm assembly (8).

3. The coal-fired unit index examination management device of claim 2, wherein: The supporting assembly (6) includes a merging groove (601) opened in the bottom of the retaining groove (4), the inner cavity of the merging groove (601) is fixedly installed with a supporting rod (602), one end of the supporting rod (602) is movably installed with a closing cover (603), the bottom of the closing cover (603) is fixedly installed with a return spring (604), and the bottom of the return spring (604) is fixed with the bottom of the inner cavity of the merging groove (601). The inner wall of the assembly frame (2) is provided with a plurality of water absorption assemblies (7) for waterproofing, and the surface of each group of water absorption assemblies (7) is provided with an alarm assembly (8).

4. The coal-fired unit index examination management device of claim 3, wherein: The alarm component (8) includes a second positive magnet (801) inlaid on the surface of the merging ring (705), the surface of the power distribution cabinet (1) is fixedly installed with a hanging frame (802), the bottom of the hanging frame (802) is movably installed with a pre-warning bell (803), the bottom of the hanging frame (802) is also fixedly installed with a limiting frame (804), the bottom of the inner cavity of the limiting frame (804) is fixedly installed with a hanging rope (805), the bottom of the hanging rope (805) is fixedly installed with an impact rod (806), and one end of the impact rod (806) towards the merging ring (705) is inlaid with a third positive magnet (807).

5. The coal-fired unit index examination management device of claim 1, wherein: The outer wall of the power distribution cabinet (1) is provided with a dustproof assembly (9), and the dustproof assembly (9) is arranged around the outside of the power distribution cabinet (1).

6. The coal-fired unit index examination management device of claim 5, wherein: The dustproof assembly (9) includes an isolation frame (901) fixedly installed on the top of the power distribution cabinet (1), the surface of the isolation frame (901) is provided with a plurality of groups of dust-preventing screen meshes (902), and the bottom of the isolation frame (901) is provided with a plurality of groups of impurity-collecting dust collectors (903).

7. The coal-fired unit index examination management device of claim 6, wherein: The screen mesh (902) includes a clamping groove (9021) formed in the surface of the isolation frame (901), the surface of the isolation frame (901) is connected with a screen mesh door (9022) through a hinge transmission, the outer wall of the screen mesh door (9022) is fixedly installed with an isolation strip (9023), the isolation strip (9023) is made of rubber, and the surface of the screen mesh door (9022) is fixedly installed with a handle (9024).

8. The coal-fired unit index examination management device of claim 7, wherein: The dust collector (903) includes a positioning groove (9031) formed in the surface of the screen mesh door (9022), and a storage box (9032) for collecting impurities is placed in the positioning groove (9031), wherein the opening of the storage box (9032) is arranged in an upward inclination, and the surface of the isolation frame (901) on which the storage box (9032) is installed is also arranged in the same inclination.

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