Blocked coal cleaning device for roller screen

Abstract

The utility model discloses a roller screen blocked coal cleaning device, and relates to the technical field of cleaning devices, the roller screen blocked coal cleaning device comprises a bottom plate, the left side of the upper surface of the bottom plate is fixedly connected with four supporting rods, the upper surfaces of the four supporting rods are fixedly connected with a bearing plate, the right side of the upper surface of the bearing plate is fixedly connected with an L-shaped plate, and the L-shaped plate is fixedly connected with the left side of the upper surface of the bottom plate. A limiting frame is arranged on the upper surface of the L-shaped plate, an air cylinder is arranged on the inner wall of the limiting frame, blocked coal on the upper surface of the roller screen can be cleaned away one by one from the rear stage to the front stage through rotation of the rolling rod and movement of the cleaning assembly till the blocked coal is cleaned up, and the second driving motor can operate normally. After-sale cost of burnout of the motor in the guarantee period due to coal blockage starting is completely avoided, working efficiency of the roller screen is improved, cost is reduced, operators are prevented from entering the screen body to conduct cleaning operation and being damaged, safety is improved, and practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cleaning device technical field especially relates to a kind of coal cleaning device of roller screen block. BACKGROUND

[0002] The screen surface of roller screen is composed of many parallel arranged roller shafts with sieve discs staggered thereon, the roller shafts are rotated by chain wheel or gear transmission, and the rotating direction is the same as the material flow direction, in order to loosen the material layer on the screen for facilitating screening, the sieve disc shape is eccentric and special-shaped. Safety device is installed to prevent material from sticking to the screen shaft. Roller screen is all seat type, with left drive and right drive, and with or without take-off wheel, the roller screen with take-off wheel can move on the rail.

[0003] The existing roller screen may be blocked by the screen shaft during work, so that a large amount of coal is piled up on the screen surface, if the motor continues to work, the starting current will be large, which may burn the motor, reduce the working efficiency of the roller screen, increase the cost, and the piled-up coal on the screen surface also needs to be cleaned by workers entering the inside of the screen body, which seriously affects personal safety and reduces practicability. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the above-mentioned shortcomings, and provides a kind of coal cleaning device of roller screen block.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of coal cleaning device of roller screen block, including bottom plate, the left side of bottom plate upper surface is fixedly connected with support rod, and the number of support rod is four, the upper surface of four support rods is fixedly connected with bearing plate, the right side of bearing plate upper surface is fixedly connected with L-shaped plate;

[0007] The upper surface of L-shaped plate is provided with limiting frame, the inner wall of limiting frame is provided with air cylinder, the power output end of air cylinder is provided with drive rod one, the right side of drive rod one is fixedly connected with cleaning assembly.

[0008] Preferably, the cleaning assembly includes a cleaning frame, and the right side of the cleaning frame is fixedly connected with a conical plate.

[0009] Preferably, the inner wall of the cleaning frame is provided with four rolling rods, and the middle position of the left side of the four rolling rods is provided with a rotating shaft.

[0010] Preferably, the front of the inner wall of the cleaning frame is provided with four driving motors, the power output end of the four driving motors is provided with driving rod two, and the rear of the driving rod two is connected with the front of the rolling rod.

[0011] Preferably, the upper surface of the bottom plate is fixedly connected with support frames, the number of the support frames is two, and the upper surfaces of the two support frames are both movably connected with square plates.

[0012] Preferably, the side of the two square plates close to the middle position is provided with a rolling rod, the bottom of the rear of the right square plate is fixedly connected with a receiving plate, and the upper surface of the receiving plate is provided with a driving motor two.

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

[0014] Through the rotation of the rolling rod and the movement of the cleaning assembly, the coal block on the upper surface of the rolling shaft screen can be cleaned from the rear stage to the front stage, until the coal block is completely cleaned, and then the driving motor two can normally operate, thereby completely avoiding the after-sales cost of burning out the motor due to the coal block during the warranty period, the conical plate can facilitate the movement of the cleaning assembly on the upper surface of the rolling shaft screen, improve the working efficiency of the rolling shaft screen, reduce the cost, avoid the damage of the operator entering the inside of the screen body for cleaning operation, improve the safety, and increase the practicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in combination with the drawings.

[0016] Figure 1 The structure diagram of the coal block cleaning device of the rolling shaft screen is shown in the utility model.

[0017] Figure 2 The structure diagram of the conical plate is shown in the utility model.

[0018] Figure 3 The cross section diagram of the cleaning assembly is shown in the utility model.

[0019] Figure 4 The structure diagram of the bearing plate is shown in the utility model.

[0020] In the drawing: 1, bottom plate; 2, support rod; 3, bearing plate; 4, L-shaped plate; 5, limiting frame; 6, air cylinder; 7, driving rod one; 8, cleaning assembly; 9, cleaning frame; 10, conical plate; 11, rolling rod; 12, rotating shaft; 13, driving motor one; 14, driving rod two; 15, support frame; 16, square plate; 17, rolling rod; 18, receiving plate; 19, driving motor two. DETAILED DESCRIPTION

[0021] Clearly and completely describe the technical scheme in the embodiments of the utility model 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, not all.

[0022] Embodiment one

[0023] Referring to Figures 1-4 A roller screen coal blocking cleaning device, including the bottom plate 1, the left side of the upper surface of the bottom plate 1 is fixedly connected with support rod 2, and the number of support rod 2 is four, the upper surface of four support rod 2 is fixedly connected with bearing plate 3, the right side of the upper surface of bearing plate 3 is fixedly connected with L-shaped plate 4;

[0024] The upper surface of L-shaped plate 4 is provided with limiting frame 5, the inner wall of limiting frame 5 is provided with air cylinder 6, the power output end of air cylinder 6 is provided with drive rod one 7, the right side of drive rod one 7 is fixedly connected with cleaning assembly 8, cleaning assembly 8 includes cleaning frame 9, the right side of cleaning frame 9 is fixedly connected with conical plate 10, the inner wall of cleaning frame 9 is provided with rolling rod 11, and the number of rolling rod 11 is four, the middle position of the left side of four rolling rod 11 is provided with rotating shaft 12, the front of the inner wall of cleaning frame 9 is provided with drive motor one 13, and the number of drive motor one 13 is four, the power output end of four drive motor one 13 is provided with drive rod two 14, and the rear of drive rod two 14 is connected with the front of rolling rod 11, the upper surface of bottom plate 1 is fixedly connected with support frame 15, and the number of support frame 15 is two, the upper surface of two support frame 15 is interactively connected with square plate 16, one side of two square plate 16 near the middle position is provided with roller shaft 17, the bottom position of the rear of right square plate 16 is fixedly connected with bearing plate 18, the upper surface of bearing plate 18 is provided with drive motor two 19.

[0025] The existing roller screen may be blocked by the roller screen shaft itself when working, so that a large amount of coal is piled up on the roller screen surface, if the motor continues to work, the starting current will be large, which may burn the motor, reduces the working efficiency of the roller screen, increases the cost, and the accumulated coal on the screen surface also needs workers to enter the inside of the screen body to clean and operate, which seriously affects the personal safety and reduces the practicality.

[0026] When the operator uses the device to clean the coal block on the upper surface of the roller screen, the operator can first start the air cylinder 6, the power output end of the air cylinder 6 is started, the power output end of the air cylinder 6 moves the driving rod one 7 forward, thereby driving the cleaning assembly 8 to move forward, the cleaning assembly 8 moves along the upper surface of the roller rod 17, then the operator starts the driving motor one 13, the power output end of the driving motor one 13 rotates, thereby driving the driving rod two 14 to rotate, the driving rod two 14 rotates, thereby driving the rolling rod 11 to rotate, the conical plate 10 facilitates the movement of the cleaning assembly 8 on the upper surface of the roller screen, through the rotation of the rolling rod 11 and the movement of the cleaning assembly 8, the coal block on the upper surface of the roller screen can be cleaned from the rear stage to the front stage, until the coal block is cleaned, the driving motor two 19 can normally operate, thereby avoiding the after-sales cost of the driving motor two 19 burned in the warranty period due to the coal block, improving the working efficiency of the roller screen, reducing the cost, avoiding the damage of the operator entering the inside of the screen body to clean and operate, improving the safety and increasing the practicability.

[0027] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A roller screen blocked coal cleaning device, comprising a bottom plate (1), characterized in that: A support rod (2) is fixedly connected to the left side of the upper surface of the bottom plate (1), and the number of the support rods (2) is four; a load-bearing plate (3) is fixedly connected to the upper surfaces of the four support rods (2); and an L-shaped plate (4) is fixedly connected to the right side of the upper surface of the load-bearing plate (3); A limiting frame (5) is provided on the upper surface of the L-shaped plate (4), a cylinder (6) is provided on the inner wall of the limiting frame (5), a driving rod (7) is provided at the power output end of the cylinder (6), and a cleaning assembly (8) is fixedly connected to the right side of the driving rod (7).

2. A roller screen blocked coal cleaning device according to claim 1, characterized in that: The cleaning assembly (8) comprises a cleaning frame (9), and a conical plate (10) is fixedly connected to the right side of the cleaning frame (9).

3. A roller screen blocked coal cleaning device according to claim 2, characterized in that: The inner wall of the cleaning frame (9) is provided with rolling rods (11), and the number of the rolling rods (11) is four. A rotating shaft (12) is provided at the middle position of the left side of the four rolling rods (11).

4. A roller screen blocked coal cleaning device according to claim 2, characterized in that: A driving motor 1 (13) is provided in front of the inner wall of the cleaning frame (9), and the number of the driving motors 1 (13) is four. The power output ends of the four driving motors 1 (13) are provided with driving rods 2 (14), and the rear of the driving rods 2 (14) is connected to the front of the rolling rod (11).

5. The roller screen coal blocking cleaning device according to claim 1, characterized in that: The upper surface of the bottom plate (1) is fixedly connected to a support frame (15), and the number of the support frames (15) is two, and the upper surfaces of the two support frames (15) are interactively connected to a square plate (16).

6. The roller screen coal blocking cleaning device according to claim 5, characterized in that: A roller rod (17) is provided on one side of the two square plates (16) near the middle position, and a receiving plate (18) is fixedly connected to the bottom position behind the right square plate (16), and a driving motor 2 (19) is provided on the upper surface of the receiving plate (18).

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