Coal conveying gallery inspection equipment

By introducing brush and dust collection components into the inspection equipment, the problem of uneven movement caused by coal ash accumulation was solved, improving the operational reliability and imaging effect of the inspection equipment.

CN224061836UActive Publication Date: 2026-03-31HUADIAN POWER INTERNATIONAL CORPORATION LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-07
Publication Date
2026-03-31

AI Technical Summary

Technical Problem

Inspection equipment in the coal conveying corridor may experience slippery movement due to coal ash buildup, affecting inspection effectiveness and potentially causing system malfunctions.

Method used

Design an inspection device that includes a brush assembly and a dust collection assembly. The brush assembly contacts a guide rail, and the dust collection assembly includes a dust collection chamber for removing and sucking away coal ash, ensuring smooth roller operation and reducing malfunctions.

Benefits of technology

The design of the cleaning device ensures that the rollers of the inspection equipment roll smoothly, improving the shooting effect, reducing the failure rate, and preventing coal ash from being stirred up.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a coal conveying gallery inspection device, and relates to the technical field of inspection devices, the coal conveying gallery inspection device comprises a guide rail, an inspection device main body and a cleaning device, the inspection device main body comprises a plurality of rollers, and the rollers are arranged on the guide rail; the cleaning device is located in front of the rolling wheels and comprises a brush assembly and a dust suction assembly, the brush assembly makes contact with the guide rail, the dust suction assembly comprises a dust suction bin, the brush assembly is covered with the dust suction bin, and the dust suction assembly is used for sucking away dust brushed by the brush assembly. The utility model aims at enabling the rolling wheels to roll more smoothly through the cleaning device, ensuring the patrol shooting effect and reducing the fault rate of a walking system of patrol equipment.
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Description

Technical Field

[0001] This utility model relates to the field of inspection equipment technology, and in particular to an inspection equipment for a coal conveying corridor. Background Technology

[0002] A coal conveyor corridor is a passageway used for transporting coal, with conveyor belts installed inside to transport the coal. The equipment within the coal conveyor corridor needs to be inspected regularly, and a track-mounted inspection system is currently available for this purpose.

[0003] Because the conveyor belts in the coal conveying corridor are exposed, the vibrations generated during transport can cause coal dust to be thrown up and easily fall onto the guide rails of the inspection equipment. If not cleaned in time, coal dust can accumulate, affecting the smoothness of the inspection equipment's movement and resulting in poor inspection and imaging effects. In severe cases, it may even cause malfunctions in the inspection equipment's walking system. Utility Model Content

[0004] The main purpose of this utility model is to propose a coal conveying corridor inspection device, which aims to make the rollers roll more smoothly through a cleaning device, ensure the inspection and shooting effect, and reduce the failure rate of the inspection equipment's travel system.

[0005] To achieve the above objectives, the coal conveying corridor inspection equipment proposed in this utility model includes:

[0006] guide;

[0007] The main body of the inspection equipment includes multiple rollers, which are mounted on the guide rail.

[0008] A cleaning device is located in front of the roller. The cleaning device includes a brush assembly and a dust suction assembly. The brush assembly contacts the guide rail. The dust suction assembly includes a dust suction chamber that covers the brush assembly. The dust suction assembly is used to suck away the dust brushed up by the brush assembly.

[0009] In one embodiment, the dust collection chamber has an inverted cylindrical structure, and the side wall of the dust collection chamber has a plurality of evenly arranged first dust collection ports.

[0010] In one embodiment, the end of the first suction port facing the brush assembly has a flared structure.

[0011] In one embodiment, the vacuuming assembly further includes:

[0012] A suction ring is fixed to the outside of the suction chamber and covers the outside of a plurality of first suction ports. The suction ring has a suction channel that is connected to the plurality of first suction ports. A second suction port is opened on the outer side wall of the suction ring.

[0013] A vacuum cleaner, which is mounted on the main body of the inspection equipment;

[0014] A pipe that connects the second suction port and the vacuum cleaner.

[0015] In one embodiment, the distance between two adjacent first suction ports is less than the minimum diameter of the first suction port.

[0016] In one embodiment, the number of the second suction port and the pipe is at least two.

[0017] In one embodiment, the dust collection chamber includes a main body and a cover. The main body has an annular structure and has a first dust collection port. The cover is detachably connected to the main body.

[0018] In one embodiment, a plurality of rolling balls are provided at the bottom of the main body, and the rolling balls are embedded in the bottom of the main body so that the dust collection chamber can slide along the guide rail.

[0019] In one embodiment, the brush assembly includes:

[0020] A connecting frame, wherein the outline of the connecting frame is circular;

[0021] Multiple bristle combinations, and multiple arrays of the bristle combinations are arranged below the connecting frame;

[0022] A drive unit is located above the cover, and the drive shaft of the drive unit passes through the cover and is connected to the connecting frame.

[0023] In one embodiment, the connecting frame is hollowed out.

[0024] The technical solution provided by this utility model includes a coal conveying corridor inspection device comprising a guide rail, an inspection device body, and a cleaning device. The inspection device body includes multiple rollers mounted on the guide rail. The cleaning device is located in front of the rollers and includes a brush assembly and a dust collection assembly. The brush assembly contacts the guide rail, and the dust collection assembly includes a dust collection chamber covering the brush assembly. The dust collection assembly is used to remove the dust stirred up by the brush assembly. By setting up the brush assembly, when the inspection device moves along the guide rail, the brush first sweeps away the coal ash scattered on the guide rail, making the rollers roll more smoothly, ensuring the inspection and imaging effect, and reducing the failure rate of the inspection device's travel system. Simultaneously, the dust collection chamber covering the brush assembly keeps the coal ash stirred up by the brush assembly in a relatively enclosed space and removes the ash, preventing the brush assembly from stirring the coal ash into the air of the coal conveying corridor. Attached Figure Description

[0025] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the structures shown in these drawings without creative effort.

[0026] Figure 1 A three-dimensional structural schematic diagram of an embodiment of the coal conveying corridor inspection equipment provided by this utility model;

[0027] Figure 2 This is an enlarged schematic diagram of the cleaning device;

[0028] Figure 3 This is a schematic diagram of a cleaning device exploding.

[0029] Explanation of icon numbers:

[0030] 1000. Coal conveying corridor inspection equipment; 1. Guide rail; 2. Inspection equipment body; 21. Roller; 3. Cleaning device; 31. Brush assembly; 311. Connecting frame; 312. Brush assembly; 313. Drive component; 32. Dust collection assembly; 321. Dust collection chamber; 3211. First dust collection port; 3212. Main body; 3213. Cover body; 33. Dust collection ring; 331. Dust collection channel; 332. Second dust collection port; 34. Vacuum cleaner; 35. Pipe; 36. Rolling ball.

[0031] The realization of the purpose, functional features and advantages of this utility model will be further explained in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] It should be noted that if the embodiments of this utility model involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of the components in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicators will also change accordingly.

[0034] Furthermore, if the embodiments of this utility model involve descriptions such as "first" or "second," these descriptions are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of indicated technical features. Therefore, features defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the technical solutions of the various embodiments can be combined with each other, but this must be based on the ability of those skilled in the art to implement them. If the combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0035] Coal dust tends to accumulate on the guide rails of existing inspection equipment, affecting the smoothness of the equipment's movement and resulting in poor inspection and imaging effects. In severe cases, it may even cause malfunctions in the equipment's walking system.

[0036] To address this technical problem, this utility model provides a coal conveying corridor inspection device 1000, including a guide rail 1, an inspection device body 2, and a cleaning device 3. The inspection device body 2 includes multiple rollers 21, which are mounted on the guide rail 1. The cleaning device 3 is located in front of the rollers 21 and includes a brush assembly 31 and a dust suction assembly 32. The brush assembly 31 contacts the guide rail 1, and the dust suction assembly 32 includes a dust suction chamber 321, which covers the brush assembly 31. The dust suction assembly 32 is used to remove the dust brushed up by the brush assembly 31. By setting the brush assembly 31, when the inspection device moves along the guide rail 1, the brush first sweeps away the coal dust scattered on the guide rail 1, making the rollers 21 roll more smoothly, ensuring the inspection and imaging effect, and reducing the failure rate of the inspection device's travel system. At the same time, a dust collection chamber 321 is installed on top of the brush assembly 31, so that the coal ash brushed up by the brush assembly 31 is in a relatively enclosed space and the coal ash is sucked away, preventing the brush assembly 31 from raising the coal ash into the air of the coal conveying corridor.

[0037] Please see Figures 1 to 3 In one embodiment of this utility model, the dust collection chamber 321 has an inverted cylindrical structure, and multiple evenly arranged first dust collection ports 3211 are provided on the side wall of the dust collection chamber 321. With this arrangement, the multiple first dust collection ports 3211 are arranged around the brush assembly 31. After the brush assembly 31 brushes up the coal ash, it is quickly sucked away by the surrounding first dust collection ports 3211, which will not cause the coal ash to accumulate in the dust collection chamber 321.

[0038] In this embodiment, the end of the first suction port 3211 facing the brush assembly 31 is a flared structure. Setting the first suction port 3211 as a flared structure can increase the airflow velocity at the smaller diameter end, improve suction efficiency, and increase the coal ash receiving area at the larger diameter end.

[0039] Please see Figure 3 In one embodiment of this utility model, the dust collection component 32 further includes:

[0040] The suction ring 33 is fixed to the outside of the suction chamber 321. The suction ring 33 covers the outside of the multiple first suction ports 3211. The suction ring 33 is provided with a suction channel 331, which is connected to the multiple first suction ports 3211. A second suction port 332 is opened on the outer wall of the suction ring 33.

[0041] Vacuum cleaner 34 is mounted on the main body 2 of the inspection equipment;

[0042] Pipe 35 connects the second suction port 332 and the vacuum cleaner 34.

[0043] A suction ring 33 is provided to provide suction channels 331 for multiple suction ports. Coal ash passing through the first suction port 3211 passes through the suction channel 331, then through the second suction port 332 into the pipe 35, and finally into the dust collection device inside the vacuum cleaner 34. This ensures the smooth collection of coal ash.

[0044] In this embodiment, the distance between two adjacent first suction ports 3211 is less than the minimum diameter of the first suction port 3211. This arrangement ensures a smaller distance between each first suction port 3211, thus guaranteeing the adsorption capacity for coal ash and reducing the amount of coal ash adhering to the surface of the suction chamber 321.

[0045] In this embodiment, there are at least two second suction ports 332 and pipes 35. Since there are a large number of first suction ports 3211 and they are arranged in a ring, setting multiple second suction ports 332 can ensure that all the coal ash passing through the suction channel 331 can be sucked away. The number of second suction ports 332 and pipes 35 can be two, three, or four. When there are four second suction ports 332 and pipes 35, they are evenly arranged along the circumference of the suction ring 33, which has a better adsorption effect on coal ash.

[0046] Please see Figure 3 In one embodiment of this utility model, the dust collection chamber 321 includes a main body 3212 and a cover 3213. The main body 3212 has a ring-shaped structure and a first dust collection port 3211. The cover 3213 is detachably connected to the main body 3212. When working in corridors with high humidity, a small amount of coal ash may adhere to the inside of the main body 3212. This design allows the cover 3213 to be removed for cleaning of the inside of the main body 3212.

[0047] Please see Figure 3In one embodiment of this utility model, a plurality of rolling balls 36 are provided at the bottom of the main body 3212. The rolling balls 36 are embedded in the bottom of the main body 3212 so that the dust collection chamber 321 can slide along the guide rail 1. By setting the rolling balls 36, the sliding of the main body 3212 can be ensured. The small size of the rolling balls 36 can ensure that the gap between the main body 3212 and the guide rail 1 is small, thereby reducing the amount of coal ash leaking out when cleaning coal ash.

[0048] Please see Figure 3 In one embodiment of this utility model, the brush assembly 31 includes:

[0049] Connector 311, the outline of connector 311 is circular;

[0050] Multiple bristle assemblies 312 are arranged in an array below the connecting frame 311;

[0051] The drive component 313 is located above the cover, and the drive shaft of the drive component 313 passes through the cover and is connected to the connecting bracket 311.

[0052] The arrangement of multiple bristle assemblies 312 in an array creates gaps between them, preventing coal ash from accumulating inside the brush assembly 31. Combined with the dust suction assembly 32, the coal ash inside the brush assembly 31 can be easily sucked away. A drive unit 313 rotates the multiple bristle assemblies 312 to achieve the cleaning operation.

[0053] The connecting frame 311 is perforated. The gaps between the multiple brush bristle assemblies 312 allow direct access to the top. The coal ash between the multiple brush assemblies can be dispersed through the gaps and the perforated part of the connecting frame 311, and then sucked away by the dust collection component 32, which helps to maintain the cleanliness of the brush assembly 31, thereby improving the cleaning effect and service life of the product.

[0054] The above description is merely an exemplary embodiment of the present utility model and does not limit the patent scope of the present utility model. Any equivalent structural transformations made based on the technical concept of the present utility model and the contents of the present utility model specification and drawings, or direct / indirect applications in other related technical fields, are included within the patent protection scope of the present utility model.

Claims

1. A coal conveying gallery inspection device, characterized by, The coal conveying gallery inspection equipment comprises: a guide rail; an inspection equipment main body comprising a plurality of rollers arranged on the guide rail; a cleaning device located in front of the rollers, the cleaning device comprising a brush assembly and a dust suction assembly, the brush assembly being in contact with the guide rail, the dust suction assembly comprising a dust suction bin, a dust suction bin cover being arranged on the brush assembly, the dust suction assembly being used to suck away dust brushed up by the brush assembly.

2. The coal conveying gallery inspection apparatus according to claim 1, wherein The dust suction bin is in a reverse cylindrical structure, and a plurality of uniformly arranged first dust suction ports are formed in the side wall of the dust suction bin.

3. The coal conveying gallery inspection apparatus according to claim 2, wherein The first dust suction port is in a flared structure at one end facing the brush assembly.

4. The coal conveying gallery inspection apparatus according to claim 3, wherein The dust suction assembly further comprises: a dust suction ring fixed to the outside of the dust suction bin, the dust suction ring cover being arranged outside the plurality of first dust suction ports, the dust suction ring being provided with a dust suction channel, the dust suction channel being in communication with the plurality of first dust suction ports, a second dust suction port being formed in the outer side wall of the dust suction ring; a dust collector arranged on the inspection equipment main body; a pipeline connecting the second dust suction port and the dust collector.

5. The coal conveying gallery inspection apparatus according to claim 4, wherein The distance between two adjacent first dust suction ports is less than the minimum diameter of the first dust suction port.

6. The coal conveying gallery inspection apparatus according to claim 5, wherein The number of the second dust suction port and the pipeline is at least two.

7. The coal conveying gallery inspection apparatus according to claim 6, wherein The dust suction bin comprises a main body portion and a cover portion, the main body portion being in a ring structure, the main body portion being provided with the first dust suction port, and the cover portion being detachably connected with the main body portion.

8. The coal conveying gallery inspection apparatus according to claim 7, wherein A plurality of rolling balls are arranged on the bottom of the main body portion, the rolling balls being embedded in the bottom of the main body portion so that the dust suction bin can slide along the guide rail.

9. The coal conveying gallery inspection apparatus according to claim 8, wherein The brush assembly comprises: a connecting frame, the connecting frame being in a circular profile; a plurality of brush combinations, the plurality of brush combinations being arranged in an array below the connecting frame; a driving member located above the cover, a driving shaft of the driving member penetrating through the cover and being connected with the connecting frame.

10. The coal conveying gallery inspection apparatus according to claim 9, wherein The connecting frame is provided with a hollow structure.