Multifunctional channel coal cleaning device for ultra-thin coal seam

Abstract

The utility model provides a multifunctional channel coal cleaning device for an ultra-thin coal seam, and belongs to the technical field of coal mining. The problem that in the existing coal mining process, a cable towing channel is often filled with splashed pulverized coal, coal slime and gangue falling from gaps of a hydraulic support, so that the cable is blocked by foreign matter such as coal briquettes and stone blocks in the channel no matter whether the cable is manually dragged or pulled by a machine is solved. The device comprises a base, a frame, a traction mechanism and a traction mechanism, the base is mainly in a ship shape, the base is in a plough shape in a top view, the frame comprises a left vertical plate, a right vertical plate and a top seat plate, the left vertical plate and the right vertical plate are symmetrically arranged on the base at intervals, the top seat plate is arranged at the tops of the left vertical plate and the right vertical plate, and the traction mechanism is arranged on the top of the top seat plate. The traction mechanisms are arranged on the base and connected with the left vertical plate and the right vertical plate, and the traction mechanisms are arranged on the two sides of the top base plate. The coal cleaning device is mainly used for coal cleaning treatment of a towing cable channel.

Description

Technical Field

[0001] The utility model belongs to the technical field of coal mining, in particular to a multifunctional channel coal cleaning device for an extremely thin coal seam. Background Art

[0002] The mining of thin coal seam working faces has always been a difficult problem in the field of coal technology. In recent years, with the continuous development and innovation of various technologies such as design technology, process technology, and metal materials in my country, various supporting equipment for extremely thin coal seam working faces have also been gradually developed and improved.

[0003] However, there has been no particularly good solution to the problem of towing cables in extremely thin coal seams for a long time. In the actual coal mining process underground, the coal mining machine cables are still handled by the most primitive method of manual cable dragging. Usually, a separate towing cable channel will be reserved when the "three machines" of the coal mining face are matched. However, during the coal mining process, the towing cable channel is often filled with splashing coal powder, coal mud, and gangue falling from the gaps of hydraulic supports, resulting in manual or machine-drag cable dragging. The cable will be blocked by foreign objects such as coal blocks and stones inside the channel. Utility Model Content

[0004] In view of this, the utility model aims to propose a multifunctional coal cleaning device for an extremely thin coal seam, so as to solve the problem that the cable channel is often filled with splashing coal powder, coal mud and gangue dropped from the gap of hydraulic supports in the existing coal mining process, resulting in the cable being blocked by foreign objects such as coal blocks and stones inside the channel regardless of whether it is manually dragged or pulled by a machine.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a multifunctional channel coal cleaning device for an extremely thin coal seam, which includes a base, a frame, a pulling mechanism and a traction mechanism, the base is boat-shaped when viewed from the front, and plow-shaped when viewed from the top, the frame includes a left vertical plate, a right vertical plate and a top seat plate, the left vertical plate and the right vertical plate are symmetrically arranged on the base, the top seat plate is arranged on the top of the left vertical plate and the right vertical plate, the pulling mechanism is arranged on the base and connected to the left vertical plate and the right vertical plate, and the traction mechanism is arranged on both sides of the top seat plate.

[0006] Furthermore, the pulling mechanism includes a left pulling plate and a right pulling plate that are symmetrically arranged, and the left pulling plate and the right pulling plate are both arranged on the base and are respectively arranged on the outer sides of the left vertical plate and the right vertical plate.

[0007] Furthermore, a plurality of connecting through holes are provided on the left pulling plate and the right pulling plate.

[0008] Furthermore, the left pulling plate and the right pulling plate are connected with a steel wire rope via a connecting through hole.

[0009] Furthermore, the traction mechanism includes a fixed slide, a traction slide and a traction block, the fixed slide and the traction slide are respectively arranged on both sides of the top seat plate, and the traction block is arranged below the traction slide and connected to the top seat plate.

[0010] Furthermore, the top seat plate, the traction slide and the traction block are connected by fixing bolts.

[0011] Furthermore, both ends of the traction block are connected with a driving chain.

[0012] Furthermore, connecting ear plates are arranged on the outer sides of the left vertical plate and the right vertical plate, and two sliding rollers are symmetrically arranged on both sides of the connecting ear plates and pass between the connecting ear plates.

[0013] Furthermore, the sliding roller and the connecting ear plate are connected by roller bolts.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model provides a multifunctional coal cleaning device for an extremely thin coal seam, which can effectively clean coal blocks, stones and other foreign objects inside the towing cable channel. The base is designed to be a ship-shaped structure when viewed from the front and a plow-shaped structure when viewed from the top, so that the device can move more smoothly in the process of cleaning coal inside the cable channel, effectively avoiding jamming;

[0016] 2. The utility model provides a multifunctional coal cleaning device for an extremely thin coal seam. The device can select a chain-pulling traction block or a wire rope-pulling traction plate to drive the entire device according to the actual internal conditions of the towing cable channel and actual needs. The driving method is flexible and can provide effective guidance for the towing cable device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0018] Figure 1 This is a front view of a multifunctional channel coal cleaning device for an extremely thin coal seam according to the utility model;

[0019] Figure 2 It is a top view of a multifunctional channel coal cleaning device for an extremely thin coal seam according to the utility model;

[0020] Figure 3 It is a cross-sectional schematic diagram of a multifunctional channel coal cleaning device for an ultra-thin coal seam according to the utility model, which is matched with an ultra-thin coal seam working face;

[0021] Figure 4 It is a partial structural schematic diagram of a multifunctional channel coal cleaning device for an extremely thin coal seam according to the utility model;

[0022] Figure 5 It is a cross-sectional view of a side view of a multifunctional channel coal cleaning device for an extremely thin coal seam described in the utility model.

[0023] 1-left pulling plate, 2-traction block, 3-fixing bolt, 4-sliding roller, 5-roller bolt, 6-fixing slide, 7-traction slide, 8-left vertical plate, 9-base, 10-right vertical plate, 11-top seat plate, 12-right pulling plate, 13-connecting ear plate, 14-driving chain, 15-chain guard, 16-coal mining machine main chain cover, 17-scraper push seat. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely explain the technical solutions in the embodiments of the utility model. It should be noted that the embodiments and features in the embodiments of the utility model can be combined with each other without conflict, and the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0025] See also Figure 1-5 The present embodiment is described as a multifunctional channel coal cleaning device for an extremely thin coal seam, which comprises a base 9, a frame, a pulling mechanism and a traction mechanism. The base 9 is viewed from the front as a boat shape, and the base 9 is viewed from the top as a plow shape. The frame comprises a left vertical plate 8, a right vertical plate 10 and a top seat plate 11. The left vertical plate 8 and the right vertical plate 10 are symmetrically arranged on the base 9 at intervals. The top seat plate 11 is arranged on the top of the left vertical plate 8 and the right vertical plate 10. The pulling mechanism is arranged on the base 9 and connected to the left vertical plate 8 and the right vertical plate 10. The traction mechanism is arranged on the top seat plate 11. On both sides, the multifunctional coal cleaning device for the ultra-thin coal seam described in this embodiment can effectively clean up foreign objects such as coal blocks and stones inside the towing cable channel, and by designing the base 9 to be ship-shaped when viewed from the front and plow-shaped when viewed from the top, the device can move more smoothly in the process of cleaning coal inside the cable channel and effectively avoid jamming. The device can choose to use a traction mechanism or a pulling mechanism to drive the entire device according to the actual internal conditions of the towing cable channel and actual needs. The driving method is flexible and can provide effective guidance for the towing cable device.

[0026] The pulling mechanism described in this embodiment includes a symmetrically arranged left pulling plate 1 and a right pulling plate 12, and the left pulling plate 1 and the right pulling plate 12 are both arranged on the base 9 and are respectively arranged on the outer sides of the left vertical plate 8 and the right vertical plate 10. The left pulling plate 1 and the right pulling plate 12 are both provided with a plurality of connecting through holes, and the left pulling plate 1 and the right pulling plate 12 are connected with steel wire ropes through the connecting through holes. The steel wire ropes are connected to the left pulling plate 1 and the right pulling plate 12 on both sides through the connecting through holes, and the entire device is driven by pulling the device through the steel wire ropes.

[0027] The traction mechanism in this embodiment includes a fixed slide 6, a traction slide 7 and a traction block 2. The fixed slide 6 and the traction slide 7 are respectively arranged on both sides of the top seat plate 11, and the traction block 2 is arranged below the traction slide 7 and connected to the top seat plate 11.

[0028] like Figure 3 As shown, the fixed slide 6 is on the main chain cover of the coal mining machine, and the traction slide 7 is on the scraper push seat 17. The fixed slide 6 and the traction slide 7 are supported together so that the entire device can make full use of the effective space of the supporting equipment of the working face. The unique structural form of the base 9 allows the device to move more smoothly inside the cable channel, effectively avoiding jamming, and due to the "plow" shape of the base 9, the coal cleaning device can shovel out foreign objects such as coal powder, coal mud, and gravel in the channel to both sides as it moves in the towing cable channel, and the coal mining machine main chain cover 16 and the scraper push seat 17 are provided with coal discharge ports, which are convenient for timely removal of floating coal cleared out by the device, thereby making the towing cable smoother.

[0029] In this embodiment, the top seat plate 11 , the traction slide 7 and the traction block 2 are connected by fixing bolts 3 .

[0030] In this embodiment, both ends of the traction block 2 are connected to a driving chain 14. The driving chain 14 and the traction block 2 are connected in the following manner: Figure 4 shown.

[0031] There are two driving modes in this embodiment. The first is that the traction block 2 is driven by the chain 14. The traction block 2 is connected to the traction slide 7 by the bolt 3, and finally drives the whole device to move forward. For safety reasons, the chain guard 15 is used to protect the chain 14. The second is that the left pulling plate 1 and the right pulling plate 12 are provided with wire rope through holes, and the whole device can be driven by the wire rope.

[0032] In this embodiment, the outer sides of the left vertical plate 8 and the right vertical plate 10 are both provided with connecting ear plates 13 , and two sliding rollers 4 are symmetrically provided on both sides of the connecting ear plates 13 and pass through the connecting ear plates 13 .

[0033] In this embodiment, the sliding roller 4 is connected to the connecting ear plate 13 by roller bolts 5. The sliding rollers 4 on both sides of the device can respectively perform effective guiding friction with the coal mining machine main chain cover 16 and the scraper machine push seat 17, so that the device can pass through the middle groove of the scraper machine more smoothly on the working surface.

[0034] The embodiments of the utility model disclosed above are only used to help explain the utility model. The embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. According to the content of this specification, many modifications and changes can be made. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model.

Claims

1. A multifunctional channel coal cleaning device for extremely thin coal seams, characterized by: It comprises a base (9), a frame, a pulling mechanism and a traction mechanism. The base (9) is in the shape of a boat when viewed from the front and in the shape of a plough when viewed from the top. The frame comprises a left vertical plate (8), a right vertical plate (10) and a top seat plate (11). The left vertical plate (8) and the right vertical plate (10) are symmetrically arranged on the base (9). The top seat plate (11) is arranged on the top of the left vertical plate (8) and the right vertical plate (10). The pulling mechanism is arranged on the base (9) and connected to the left vertical plate (8) and the right vertical plate (10). The traction mechanism is arranged on both sides of the top seat plate (11).

2. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 1 is characterized by: The pulling mechanism comprises a symmetrically arranged left pulling plate (1) and a right pulling plate (12), wherein the left pulling plate (1) and the right pulling plate (12) are both arranged on a base (9) and are respectively arranged on the outer sides of a left vertical plate (8) and a right vertical plate (10).

3. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 2 is characterized by: The left pulling plate (1) and the right pulling plate (12) are both provided with a plurality of connecting through holes.

4. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 3 is characterized by: The left pulling plate (1) and the right pulling plate (12) are connected by a steel wire rope via a connecting through hole.

5. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 1 is characterized by: The traction mechanism comprises a fixed slide (6), a traction slide (7) and a traction block (2); the fixed slide (6) and the traction slide (7) are respectively arranged on both sides of a top seat plate (11); the traction block (2) is arranged below the traction slide (7) and connected to the top seat plate (11).

6. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 5 is characterized by: The top base plate (11), the traction slide (7) and the traction block (2) are connected via fixing bolts (3).

7. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 5 is characterized by: Both ends of the traction block (2) are connected to a driving chain (14).

8. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 1 is characterized by: The outer sides of the left vertical plate (8) and the right vertical plate (10) are both provided with connecting ear plates (13), and two sliding rollers (4) are symmetrically provided on both sides of the connecting ear plates (13) and pass between the connecting ear plates (13).

9. The multifunctional channel coal cleaning device for ultra-thin coal seams according to claim 8 is characterized by: The sliding roller (4) and the connecting ear plate (13) are connected via roller bolts (5).

Images