Adjustable spillplate for unloading point of conveyor belt of coal mine belt conveyor

Abstract

The utility model relates to the technical field of coal mine belt conveyors, and discloses an adjustable spillplate for an unloading point of a conveying belt of a coal mine belt conveyor, which comprises a belt conveyor assembly, shielding assemblies are respectively and fixedly arranged on two sides of one end of the outer wall of the belt conveyor assembly, and an operator adjusts the set length of a first hydraulic oil cylinder. Meanwhile, as a movable plate is slidably mounted at the other end of the outer wall of the bottom plate through an insertion block, an operator can drive a butt joint plate, the movable plate and the insertion block which are fixedly mounted at one end of a second hydraulic oil cylinder to slide along a groove by adjusting the set length of the second hydraulic oil cylinder; the movable plate is pushed to move through the second hydraulic oil cylinder, so that the use width of the bottom plate is extended, the physical labor of manual disassembly and assembly is reduced, meanwhile, the coverage area of the spillplate can be flexibly adjusted according to the waste rock discharge amount, and the application range is expanded.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal mine belt conveyor technical field, concretely for adjustable coal baffle for coal mine belt conveyor conveyor belt unloading point. BACKGROUND

[0002] Generally, when developing roadway or excavating roadway in coal mine, the working face generally uses the belt conveyor to carry out the operation such as coal transportation and gangue discharge, and when the coal or gangue is moved to the end unloading point of the belt conveyor under the drive of the belt conveyor, in order to reduce the sliding of the coal or gangue during unloading, the coal baffle is usually installed at the unloading point of the belt conveyor for shielding.

[0003] At present, the existing coal mine belt conveyor unloading point coal baffle is directly shielded at both sides of the belt conveyor unloading point by using the fixed length and width plate material during use, and when the use length or height of the coal baffle is not enough, the operator needs to disassemble the original coal baffle and replace the coal baffle with the required length for use, which is relatively inconvenient.

[0004] Therefore, the adjustable coal baffle for coal mine belt conveyor conveyor belt unloading point is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing the adjustable coal baffle for coal mine belt conveyor conveyor belt unloading point to solve the problem that the existing coal mine belt conveyor unloading point coal baffle is directly shielded at both sides of the belt conveyor unloading point by using the fixed length and width plate material during use, and when the use length or height of the coal baffle is not enough, the operator needs to disassemble the original coal baffle and replace the coal baffle with the required length for use, which is relatively inconvenient.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: the adjustable coal baffle for coal mine belt conveyor conveyor belt unloading point, including the belt conveyor assembly and the support frame fixedly installed at the lower end of the belt conveyor assembly, the outer wall one end both sides of the belt conveyor assembly are fixedly installed with the shielding assembly respectively, the upper end of the support frame is provided with the pressure regulating pump;

[0007] The shielding assembly includes the fixed mechanism and the pushing mechanism slidably installed at the middle of one end of the fixed mechanism, and one end of the pushing mechanism is fixedly installed with the extension mechanism.

[0008] Preferably, the belt conveyor assembly includes the belt conveyor frame and the limiting sliding slot respectively arranged at one end of the outer wall of the belt conveyor frame.

[0009] Preferably, the fixed mechanism includes the bottom plate and the T-shaped limiting column fixedly installed at one end of the bottom plate, and the lower end of the bottom plate is fixedly installed with the connecting block.

[0010] Preferably, the other end of the bottom plate is fixedly installed with a fitting block on both sides, a groove is formed in the middle of the fitting block, a sliding groove is formed in the inner wall of the middle of the groove, and the lower end of the connecting block is fixedly installed with a first hydraulic oil cylinder.

[0011] Preferably, the pushing mechanism comprises a mounting block and a second hydraulic oil cylinder fixedly installed at one end of the mounting block.

[0012] Preferably, the extension mechanism comprises a moving plate and a butt plate fixedly installed at the middle of one side of the outer wall of the moving plate, the middle of the upper and lower ends of the moving plate is fixedly installed with an insertion block, and the upper end of the insertion block is movably installed with a plurality of rollers through a movable shaft.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1、the operator adjusts the setting length of the first hydraulic oil cylinder to drive the bottom plate to adjust the use height, adjusts the setting length of the second hydraulic oil cylinder, and drives the butt plate, the moving plate and the insertion block fixedly installed at one end of the second hydraulic oil cylinder to slide along the groove, drives the moving plate to move through the second hydraulic oil cylinder, thereby extending the use width of the bottom plate, which reduces the physical labor of manual disassembly and installation, and expands the coverage area of the coal baffle.

[0015] 2、when the first hydraulic oil cylinder drives the bottom plate to rise, the T-shaped limiting column at the two sides of one end of the bottom plate is slidably installed in the inner cavity of the limiting sliding groove, when the second hydraulic oil cylinder drives the moving plate to move, the roller arranged at one end of the insertion block can improve the smoothness of the sliding of the insertion block. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0017] Figure 2 It is a three-dimensional structure schematic view of the belt conveyor assembly of the utility model;

[0018] Figure 3 It is a three-dimensional structure schematic view of the fixing mechanism and the pushing mechanism of the utility model;

[0019] Figure 4 It is a three-dimensional structure schematic view of the extension mechanism of the utility model.

[0020] In the figure: 1, belt conveyor assembly; 11, belt conveyor frame; 12, limit sliding groove; 2, support frame; 3, shielding assembly; 4, pressure regulating pump; 31, fixing mechanism; 311, bottom plate; 312, T-shaped limit column; 313, connecting block; 314, fitting block; 315, groove; 316, sliding groove; 317, first hydraulic cylinder; 32, pushing mechanism; 321, mounting block; 322, second hydraulic cylinder; 33, extension mechanism; 331, moving plate; 332, butt plate; 333, insertion block; 334, roller. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Embodiment one: please refer to Figures 1-3 The adjustable coal blocking plate for the coal mine belt conveyor belt unloading point comprises a belt conveyor assembly 1, a support frame 2 fixedly installed at the lower end of the belt conveyor assembly 1, shielding assemblies 3 fixedly installed at both sides of one end of the outer wall of the belt conveyor assembly 1, and a pressure regulating pump 4 arranged at the upper end of the support frame 2.

[0023] The pressure regulating pump 4 is connected with the first hydraulic cylinder 317 and the second hydraulic cylinder 322 through pipelines.

[0024] The shielding assembly 3 comprises a fixing mechanism 31 and a pushing mechanism 32 slidingly installed at the middle of one end of the fixing mechanism 31, and the pushing mechanism 32 is fixedly installed with an extension mechanism 33 at one end.

[0025] The other end of the bottom plate 311 is fixedly installed with fitting blocks 314 at the upper and lower sides, the middle of the fitting blocks 314 is provided with a groove 315, the inner wall of the groove 315 is provided with a sliding groove 316 in the middle, and the lower end of the connecting block 313 is fixedly installed with the first hydraulic cylinder 317.

[0026] The pushing mechanism 32 comprises a mounting block 321 and a second hydraulic cylinder 322 fixedly installed at one end of the mounting block 321, and one end of the mounting block 321 is screw-mounted at the middle of one side of the outer wall of the bottom plate 311.

[0027] The extension mechanism 33 comprises a moving plate 331 and an abutting plate 332 fixedly installed at the middle of one side of the outer wall of the moving plate 331, and the middle of the upper and lower ends of the moving plate 331 is fixedly installed with an insertion block 333, and the moving plate 331 is movably installed at the other end of the bottom plate 311, and the insertion block 333 fixedly installed at the middle of the upper and lower ends of the moving plate 331 is movably installed in the inner cavity of the groove 315.

[0028] In the embodiment: the operator installs the shielding assembly 3 on both sides of the unloading point of the belt conveyor assembly 1, and when installing, the fixed plate and the lower end of the first hydraulic oil cylinder 317 are fixedly installed, and the fixed plate is fixedly installed on one side of the outer wall of the support frame 2, so that the fixed installation of the first hydraulic oil cylinder 317 is completed, and since the upper end of the first hydraulic oil cylinder 317 is fixedly installed with the connecting block 313 and the bottom plate 311, the bottom plate 311 is fixedly arranged on both sides of the unloading point of the belt conveyor assembly 1, and the operator adjusts the setting length of the first hydraulic oil cylinder 317 to drive the bottom plate 311 to adjust the use height, and since the moving plate 331 is slidably installed on the other end of the outer wall of the bottom plate 311 through the insertion block 333, the operator adjusts the setting length of the second hydraulic oil cylinder 322 to drive the abutting plate 332, the moving plate 331 and the insertion block 333 fixedly installed at one end of the second hydraulic oil cylinder 322 to slide along the groove 315, and the moving plate 331 is pushed by the second hydraulic oil cylinder 322 to move, so as to realize the extension of the use width of the bottom plate 311, reduce the physical labor of manual disassembly and installation, and flexibly adjust the covering area of the coal baffle according to the amount of gangue, and expand the application range.

[0029] Embodiment two: the embodiment is improved on the basis of embodiment one, and specifically, please refer to Figures 2-4 , the belt conveyor assembly 1 comprises a belt conveyor frame 11 and a limiting sliding groove 12 respectively arranged at both sides of one end of the outer wall of the belt conveyor frame 11.

[0030] The fixing mechanism 31 comprises a bottom plate 311 and T-shaped limiting columns 312 fixedly installed at both sides of one end of the bottom plate 311, and the lower end of the bottom plate 311 is fixedly installed with a connecting block 313, and the T-shaped limiting columns 312 are slidably installed in the inner cavity of the limiting sliding groove 12 under the driving of the bottom plate 311, so as to improve the stability of the upward and downward movement of the bottom plate 311.

[0031] The upper end of the insertion block 333 is movably installed with a plurality of rollers 334 through a movable shaft, and the rollers 334 are slidably installed in the inner cavity of the sliding groove 316.

[0032] In this embodiment: when the first hydraulic cylinder 317 pushes the base plate 311 to rise, the T-shaped limiting column 312 on both sides of one end of the base plate 311 is slidingly installed in the inner cavity of the limiting sliding groove 12; when the second hydraulic cylinder 322 pushes the moving plate 331 to move, the roller 334 provided at one end of the insertion block 333 can improve the smoothness of the sliding of the insertion block 333.

[0033] Working principle: the operator installs the shielding assembly 3 on both sides of the unloading point of the belt conveyor assembly 1. When installing, the fixed plate and the lower end of the first hydraulic cylinder 317 are fixedly installed. The fixed plate is fixedly installed on one side of the outer wall of the support frame 2, so that the fixed installation of the first hydraulic cylinder 317 is completed. The upper end of the first hydraulic cylinder 317 is fixedly installed with the connecting block 313 and the base plate 311, so that the base plate 311 is fixedly arranged on both sides of the unloading point of the belt conveyor assembly 1. The operator adjusts the set length of the first hydraulic cylinder 317 to drive the base plate 311 to adjust the use height. When the first hydraulic cylinder 317 pushes the base plate 311 to rise, the T-shaped limiting column 312 on both sides of one end of the base plate 311 is slidingly installed in the inner cavity of the limiting sliding groove 12. At the same time, the moving plate 331 is slidingly installed on the other end of the outer wall of the base plate 311 through the insertion block 333. The operator adjusts the set length of the second hydraulic cylinder 322 to drive the abutting plate 332, the moving plate 331 and the insertion block 333 fixedly installed on one end of the second hydraulic cylinder 322 to slide along the groove 315. When the insertion block 333 slides in the inner cavity of the groove 315, the roller 334 provided at one end of the insertion block 333 can improve the smoothness of the sliding of the insertion block 333. The second hydraulic cylinder 322 pushes the moving plate 331 to move, so as to realize the extension of the use width of the base plate 311.

[0034] The power supply and principle of the pressurizing adjusting pump 4, the first hydraulic cylinder 317 and the second hydraulic cylinder 322 are clear to those skilled in the art, and will not be described in detail here.

[0035] It should be noted that the specific model and specification of the pressurizing adjusting pump 4, the first hydraulic cylinder 317 and the second hydraulic cylinder 322 need to be selected and determined according to the actual specification of the device. The specific selection calculation method adopts the existing technology in the art, and therefore will not be described in detail.

[0036] It should be noted that the belt conveyor structure is a direct application of the existing technology, and therefore will not be described in detail.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An adjustable coal baffle for use in the unloading point of a coal mine belt conveyor, comprising a belt conveyor assembly (1) and a support frame (2) fixedly installed at the lower end of the belt conveyor assembly (1), characterized in that: The outer wall of the belt conveyor assembly (1) is fixedly provided with a shielding assembly (3) on both sides of one end, and the upper end of the support frame (2) is provided with a pressure adjusting pump (4). The shielding assembly (3) comprises a fixing mechanism (31) and a pushing mechanism (32) slidably arranged at the middle of one end of the fixing mechanism (31), and one end of the pushing mechanism (32) is fixedly provided with an extension mechanism (33).

2. The adjustable coal baulkplate for coal mine belt conveyor belt unloading point according to claim 1, characterized in that: The belt conveyor assembly (1) comprises a belt conveyor frame (11) and a limiting sliding groove (12) respectively arranged on both sides of one end of the outer wall of the belt conveyor frame (11).

3. The adjustable coal baulkplate for coal mine belt conveyor belt unloading point according to claim 1, characterized in that: The fixing mechanism (31) comprises a bottom plate (311) and a T-shaped limiting column (312) fixedly arranged on both sides of one end of the bottom plate (311), and the lower end of the bottom plate (311) is fixedly provided with a connecting block (313).

4. The adjustable coal baulkplate for coal mine belt conveyor belt unloading point according to claim 3, characterized in that: The other end of the bottom plate (311) is fixedly provided with a fitting block (314) on both sides, the middle of the fitting block (314) is provided with a groove (315), the inner wall of the groove (315) is provided with a sliding groove (316), and the lower end of the connecting block (313) is fixedly provided with a first hydraulic oil cylinder (317).

5. The adjustable coal baulkplate for coal mine belt conveyor belt unloading point according to claim 1, characterized in that: The pushing mechanism (32) comprises a mounting block (321) and a second hydraulic oil cylinder (322) fixedly arranged on one end of the mounting block (321).

6. The adjustable coal baulkplate for coal mine belt conveyor belt unloading point according to claim 1, characterized in that: The extension mechanism (33) comprises a moving plate (331) and a butt plate (332) fixedly arranged on one side of the middle of the outer wall of the moving plate (331), the middle of the upper and lower ends of the moving plate (331) is fixedly provided with an insertion block (333), and the upper end of the insertion block (333) is movably provided with a plurality of rollers (334) through a movable shaft.

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