Material throwing device of waste rock throwing machine for roadway filling

Abstract

The utility model belongs to the technical field of filling mechanical equipment, and particularly discloses a throwing device of a gangue throwing machine for roadway filling, which comprises a rack, sleeves, adjusting columns, positioning bolts and baffles, a conveying belt is arranged on the inner side of the rack, mounting plates are symmetrically arranged above the rack, the sleeves are fixed on the mounting plates, and the adjusting columns are arranged on the sleeves. A plurality of second positioning holes are evenly formed in the supporting rod, a first positioning hole is formed in the sleeve, the positioning plug pins are inserted into the first positioning holes and the second positioning holes to limit the supporting rod and the sleeve, the adjusting column is fixed to the upper portion of the supporting rod, a sliding groove is formed in the lower portion of the adjusting column, and a two-way lead screw is arranged in the sliding groove. Screw rod sliding blocks are symmetrically connected to the bidirectional screw rod in a threaded mode, a hanging rod is fixed below the screw rod sliding blocks, and a baffle is fixed below the hanging rod. During use, the conveying belt is used for throwing materials, the baffles are used for limiting gangues, the distance between the baffles can be adjusted by rotating the two-way lead screw before use, and meanwhile the positioning plug pins can be detached to adjust the heights of the baffles.

Description

Technical Field

[0001] The utility model relates to the technical field of filling mechanical equipment, in particular to a throwing device of a gangue throwing machine for tunnel filling. Background Art

[0002] With the continuous exploitation of coal resources, many artificial spaces have been formed underground, causing the surface to sink, and gangue has accumulated on the ground, forming gangue mountains. The large amount of gangue piled up has a serious impact on the normal production of the mining area and brought about a series of social and environmental problems.

[0003] When filling the goaf of a coal mine with waste rock, a waste rock throwing machine is generally used for filling. Most of the existing waste rock throwing devices of the waste rock throwing machine are installed at the end of the waste rock throwing machine to assist the waste rock throwing machine in filling. For example, the Chinese utility model patent with announcement number CN216342315U specifically discloses a waste rock throwing machine acceleration throwing device.

[0004] However, in actual use of the throwing device of the above-mentioned gangue thrower, people will find that when the gangue is being transported, it is easy for it to deviate to the side. Since the device does not have a material blocking structure on the side, it may be found that the gangue falls from the side of the device during use, affecting normal use. Utility Model Content

[0005] The purpose of the utility model is to provide a throwing device of a gangue throwing machine for tunnel filling, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a throwing device of a gangue throwing machine for tunnel filling, comprising a frame, a sleeve, an adjusting column, a positioning pin and a baffle, a conveyor belt is arranged inside the frame, a mounting plate is symmetrically arranged above the frame, a sleeve is fixed on the mounting plate, a support rod is inserted inside the sleeve, a plurality of second positioning holes are evenly opened on the support rod, a first positioning hole is opened on the sleeve, the positioning pin is inserted in the first positioning hole and the second positioning hole to limit the support rod and the sleeve, the adjusting column is fixed above the support rod, and a A slide groove is provided with a bidirectional screw rod, the end of the bidirectional screw rod is hinged on the adjusting column, a screw rod slider is symmetrically threaded on the bidirectional screw rod, a suspension rod is fixed under the screw rod slider, and a baffle is fixed under the suspension rod; when in use, the material is thrown through the conveyor belt, and the baffle is used to limit the gangue. Before use, the bidirectional screw rod can be rotated, and the bidirectional screw rod drives the sliders to move relative to each other to adjust the spacing of the baffles. The bidirectional screw rod rotates clockwise to bring the screw rod sliders closer to each other, and the bidirectional screw rod rotates counterclockwise to move the screw rod sliders away from each other. At the same time, the positioning pin can be removed to adjust the height of the baffle.

[0007] Preferably, a turntable is provided at the end of the adjusting column, and the turntable is connected to the bidirectional screw rod through a rotating shaft. The provision of the turntable can facilitate the staff to rotate the bidirectional screw rod.

[0008] Preferably, the outer side wall of the conveyor belt is arc-shaped.

[0009] Preferably, a clamping block is provided below the mounting plate, the clamping block is fitted with the side of the frame, and the clamping block is provided to limit the mounting plate to facilitate installation.

[0010] Preferably, the mounting plate is fixed to the frame by bolts to achieve assembly and disassembly of the mounting plate.

[0011] Preferably, a reinforcing rod is fixed to the side of the suspension rod, and the end of the reinforcing rod is welded to the baffle, so as to improve the stability of the baffle by utilizing the reinforcing rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model drives the screw slider to move by rotating the bidirectional screw rod, and the screw slider drives the baffle to move through the suspension rod, so as to adjust the spacing of the baffle plates. The positioning pins can also be removed to facilitate the spacing between the baffle plates and the conveyor belt. The baffle plates limit the gangue transported by the conveyor belt to prevent the gangue from falling from the side of the frame, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0016] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model.

[0017] In the figure: 1, frame; 2, conveyor belt; 3, adjusting column; 301, slide groove; 4, mounting plate; 401, block; 5, sleeve; 501, first positioning hole; 6, support rod; 601, second positioning hole; 7, positioning pin; 8, suspension rod; 9, baffle; 10, reinforcing rod; 11, two-way screw; 12, screw slider; 13, turntable. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-3 The utility model provides a technical solution: a throwing device of a gangue throwing machine for tunnel filling, comprising a frame 1, a sleeve 5, an adjusting column 3, a positioning pin 7 and a baffle 9, a conveyor belt 2 is arranged inside the frame 1, a mounting plate 4 is symmetrically arranged above the frame 1, a sleeve 5 is fixed on the mounting plate 4, a support rod 6 is inserted inside the sleeve 5, a plurality of second positioning holes 601 are evenly opened on the support rod 6, a first positioning hole 501 is opened on the sleeve 5, the positioning pin 7 is inserted in the first positioning hole 501 and the second positioning hole 601 to limit the support rod 6 and the sleeve 5, the adjusting column 3 is fixed above the support rod 6, and a slide groove 301 is opened below the adjusting column 3, A bidirectional screw rod 11 is arranged in the slide groove 301, and the end of the bidirectional screw rod 11 is hinged on the adjusting column 3. A screw slider 12 is symmetrically threaded on the bidirectional screw rod 11, and a suspension rod 8 is fixed below the screw slider 12, and a baffle 9 is fixed below the suspension rod 8. When in use, the material is thrown through the conveyor belt 2, and the baffle 9 is used to limit the gangue. Before use, the bidirectional screw rod 11 can be rotated, and the bidirectional screw rod 11 drives the sliders to move relative to each other to adjust the spacing of the baffle 9. The bidirectional screw rod 11 rotates clockwise to bring the screw sliders 12 closer to each other, and the bidirectional screw rod 11 rotates counterclockwise to move the screw sliders 12 away from each other. At the same time, the positioning pin 7 can be removed to adjust the height of the baffle 9.

[0022] Furthermore, a turntable 13 is provided at the end of the adjusting column 3 , and the turntable 13 is connected to the bidirectional screw rod 11 through a rotating shaft. The turntable 13 can be provided to facilitate the staff to rotate the bidirectional screw rod 11 .

[0023] Furthermore, the outer side wall of the conveyor belt 2 is arc-shaped.

[0024] Furthermore, a clamping block 401 is provided below the mounting plate 4 , and the clamping block 401 is fitted with the side of the frame 1 . The clamping block 401 is provided to restrict the mounting plate 4 to facilitate installation.

[0025] Furthermore, the mounting plate 4 is fixed to the frame 1 by bolts to realize the assembly and disassembly of the mounting plate 4 .

[0026] Furthermore, a reinforcing rod 10 is fixed to the side of the suspension rod 8 , and the end of the reinforcing rod 10 is welded to the baffle 9 , so as to improve the stability of the baffle 9 .

[0027] In summary, before using the device, by rotating the turntable 13, the turntable 13 drives the bidirectional screw 11 to rotate, so that the bidirectional screw 11 drives the screw slider 12 to move, and the screw slider 12 drives the baffle 9 to move through the suspension rod 8, so as to adjust the spacing of the baffle 9. After adjustment, the positioning pin 7 can also be removed from the first positioning hole 501 and the second positioning hole 601, and then the support rod 6 can be controlled to move in the sleeve 5. During the movement, the height of the baffle 9 will also change. After adjusting to the required height, the positioning pin 7 can be reinserted into the corresponding first positioning hole 501 and the second positioning hole 601 to limit the support rod 6. After adjustment, it can be used normally, and the conveyor belt 2 is used for transportation. The baffle 9 limits the gangue to prevent the gangue from falling from the side of the frame 1.

[0028] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A throwing device for a gangue throwing machine for tunnel filling, characterized in that: The invention comprises a frame (1), a sleeve (5), an adjusting column (3), a positioning pin (7) and a baffle (9), wherein a conveyor belt (2) is arranged inside the frame (1), a mounting plate (4) is symmetrically arranged above the frame (1), a sleeve (5) is fixed on the mounting plate (4), a support rod (6) is inserted inside the sleeve (5), a plurality of second positioning holes (601) are evenly formed on the support rod (6), a first positioning hole (501) is formed on the sleeve (5), and a positioning pin (7) is inserted into the first positioning hole (501). 01) and the second positioning hole (601) limit the support rod (6) and the sleeve (5), the adjusting column (3) is fixed above the support rod (6), a slide groove (301) is opened below the adjusting column (3), a bidirectional screw rod (11) is arranged in the slide groove (301), the end of the bidirectional screw rod (11) is hinged on the adjusting column (3), a screw rod slider (12) is symmetrically threaded on the bidirectional screw rod (11), a suspension rod (8) is fixed below the screw rod slider (12), and a baffle (9) is fixed below the suspension rod (8).

2. The material throwing device of the gangue throwing machine for tunnel filling according to claim 1 is characterized in that: A rotating disk (13) is provided at the end of the adjusting column (3), and the rotating disk (13) is connected to the bidirectional screw rod (11) via a rotating shaft.

3. The material throwing device of the gangue throwing machine for tunnel filling according to claim 1 is characterized in that: The outer side wall of the conveyor belt (2) is arc-shaped.

4. The material throwing device of the gangue throwing machine for tunnel filling according to claim 1 is characterized in that: A clamping block (401) is provided below the mounting plate (4), and the clamping block (401) is fitted with a side edge of the frame (1).

5. The material throwing device of the gangue throwing machine for tunnel filling according to claim 1 is characterized in that: The mounting plate (4) is fixed to the frame (1) by means of bolts.

6. The material throwing device of the gangue throwing machine for tunnel filling according to claim 1 is characterized in that: A reinforcing rod (10) is fixed to the side of the suspension rod (8), and the end of the reinforcing rod (10) is welded to the baffle (9).

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