High-wear-resistance mining rubber screen

Abstract

The utility model provides a mining rubber screen with high wear resistance, which relates to the technical field of rubber screens, and comprises a filter screen body, an ejection device is arranged on one side of the filter screen body, the ejection device comprises a rectangular frame, a connecting device is arranged between the rectangular frame and the filter screen body, and the rectangular frame is connected with the filter screen body through the connecting device. An electric telescopic rod is fixedly connected to one side of the rectangular frame, a pressing plate is fixedly connected to the moving end of the electric telescopic rod, the pressing plate is arranged above the filter screen body, a plurality of ejector rods are fixedly connected to the side, close to the filter screen body, of the pressing plate, and the ejector rods correspond to holes in the filter screen body in position; ores blocked in the filter screen body can be quickly ejected out by arranging the ejection device, the situation that part of the ores are blocked in the filter screen body to affect ore screening of the filter screen body is reduced, and the convenience of workers for handling blockage of the filter screen body and the use efficiency of the filter screen body are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber screens, in particular to a highly wear-resistant rubber screen for mining. Background Art

[0002] Rubber screen plate, a kind of rubber plate, has a metal frame embedded in it and has holes or grids of the same specifications evenly distributed on it. It has good wear resistance and low noise. It is the main component of the vibrating screen and is mainly used for raw coal grading, ore sorting, etc. It is widely used in the coal and mineral processing industry.

[0003] When the existing rubber filter is used to filter the ore, the ore may get stuck in the filter due to the size of some ores being slightly larger than the holes on the filter and the lack of an anti-clogging structure, causing the filter to become clogged and affecting the filtration of the ore. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a highly wear-resistant rubber screen for mining.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a highly wear-resistant rubber screen for mining, comprising a filter body, a ejection device is arranged on one side of the filter body, the ejection device comprises a rectangular frame, a connecting device is arranged between the rectangular frame and the filter body, an electric telescopic rod is fixedly connected to one side of the rectangular frame, a pressure plate is fixedly connected to the movable end of the electric telescopic rod, the pressure plate is arranged at the upper position of the filter body, and a plurality of ejector rods are fixedly connected to one side of the pressure plate close to the filter body, and the plurality of ejector rods respectively correspond to the positions of the holes on the filter body.

[0006] The effect achieved by the above components is as follows: by setting the ejection device, the ejection device is first fixed to the filter body through the connecting device, and when the filter body is blocked, the electric telescopic rod is started, so that the electric telescopic rod drives the pressure plate to move toward the filter body, and the pressure plate drives multiple ejector rods to move toward the filter body, and when the ejector rod moves to a position completely entering the hole on the filter body, the ejector rod ejects the ore blocked inside the filter body, thereby reducing the situation where part of the ore is blocked inside the filter body and affects the ore screening of the filter body, and improving the convenience of personnel in handling the blockage of the filter body and the use efficiency of the filter body.

[0007] Preferably, an auxiliary rod is fixedly connected to one side of the electric telescopic rod close to the pressing plate, the surface of the auxiliary rod is cross-shaped, and the auxiliary rod is fixedly connected to the pressing plate.

[0008] The effect achieved by the above components is: by arranging the auxiliary rod, the auxiliary rod can reinforce the pressure plate, thereby reducing the situation where the pressure plate is locally sunken or convex during use.

[0009] Preferably, a positioning rod is fixedly connected to one side of the rectangular frame, a circular hole block is fixedly connected to one side of the pressure plate, and a surface of the positioning rod is slidably connected to an inner wall of the circular hole block.

[0010] The effect achieved by the above components is: by arranging the positioning rod and the circular hole block, the positioning rod can be located inside the circular hole block to limit the pressure plate, thereby reducing the left and right shaking of the pressure plate during use.

[0011] Preferably, one end of each of the plurality of push rods away from the pressure plate is fixedly connected to a conical block, and the surface of the conical block is smaller than the inner wall of the filter body.

[0012] The effect achieved by the above components is: by setting the conical block, the conical block can reduce the contact area between the push rod and the ore, so that the push rod can more effectively disperse or push the ore out of the filter body.

[0013] Preferably, a reinforcement block is fixedly connected to one side of the plurality of push rods close to the pressure plate, and the plurality of reinforcement blocks are fixedly connected to the pressure plate.

[0014] The effect achieved by the above components is: by setting the reinforcement block, the reinforcement block can reinforce the connection between the push rod and the pressure plate, thereby reducing the situation where the push rod is separated from the pressure plate during use.

[0015] Preferably, the connecting device includes a rectangular groove opened on one side of the filter body, a threaded hole is opened on one side of the filter body, the inner wall of the threaded hole is connected to the inner wall of the rectangular groove, a round hole rod is fixedly connected to one side of the rectangular frame, the surface of the round hole rod is slidably connected to the inner wall of the rectangular groove, a bolt is provided inside the round hole rod, and the surface of the bolt is threadedly connected to the inner wall of the threaded hole.

[0016] The effect achieved by the above components is: by setting the connecting device, first manually move the rectangular frame so that the rectangular frame drives the round hole rod to move, and when the rectangular frame moves to the position where the round hole rod is inserted into the rectangular groove, the inner wall of the round hole rod coincides with the inner wall of the threaded hole, and at this time, the bolt is rotated by a tool so that the bolt is rotated into the threaded hole and the inside of the round hole rod to fix the round hole rod, so that the rectangular frame is connected and fixed to the filter body, thereby completing the rapid assembly of the ejection device and the filter body, and at the same time, the ejection device can be quickly disassembled at a later stage, which is convenient for the maintenance and replacement of the ejection device or the filter body at a later stage, and the use flexibility of the ejection device is improved.

[0017] Preferably, a receiving groove is provided on one side of the filter body close to the threaded hole, and the size and shape of the inner wall of the receiving groove are adapted to the size and shape of the nut position of the bolt.

[0018] The effect achieved by the above components is: by setting the receiving groove, the receiving groove can store the nut position of the bolt inside, thereby reducing the situation where the nut position of the bolt protrudes from the surface of the filter body and affects the installation of the filter body.

[0019] Preferably, a support block is fixedly connected to one side of the round hole rod, and the support block is in contact with the surface of the filter body.

[0020] The effect achieved by the above components is: by setting the support block, the support block can be attached to the surface of the filter body and provide auxiliary support for the round hole rod, thereby reducing the left and right shaking of the round hole rod when in use.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, an ejection device is provided to quickly eject the ore blocked inside the filter body, thereby reducing the situation where part of the ore is blocked inside the filter body and affects the filter body's screening of the ore, and improving the convenience of personnel in handling the blockage of the filter body and the use efficiency of the filter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a partial structural schematic diagram of the top rod of the utility model;

[0025] Figure 3 It is a partial structural schematic diagram of the pressing plate of the utility model;

[0026] Figure 4 It is a schematic diagram of the local structure of the rectangular groove of the utility model.

[0027] Legend: 1. Filter body; 2. Ejection device; 21. Rectangular frame; 22. Electric telescopic rod; 23. Pressing plate; 24. Auxiliary rod; 25. Ejector rod; 26. Conical block; 27. Round hole block; 28. Positioning rod; 29. ​​Reinforcement block; 3. Connecting device; 31. Round hole rod; 32. Bolt; 33. Support block; 34. Rectangular groove; 35. Threaded hole; 36. Storage groove. DETAILED DESCRIPTION

[0028] Reference Figure 1-3As shown, the present embodiment discloses a highly wear-resistant rubber screen for mining, comprising a filter body 1, a push-out device 2 is arranged on one side of the filter body 1, the push-out device 2 comprises a rectangular frame 21, a connecting device 3 is arranged between the rectangular frame 21 and the filter body 1, an electric telescopic rod 22 is fixedly connected to one side of the rectangular frame 21, a pressing plate 23 is fixedly connected to the movable end of the electric telescopic rod 22, the pressing plate 23 is arranged at the upper position of the filter body 1, a plurality of push rods 25 are fixedly connected to one side of the pressing plate 23 close to the filter body 1, and the plurality of push rods 25 respectively correspond to the positions of the holes on the filter body 1, and by arranging the push-out device 2, the push-out device 2 is firstly pushed out. The device 2 is fixed to the filter body 1 through the connecting device 3. When the filter body 1 is blocked, the electric telescopic rod 22 is started, so that the electric telescopic rod 22 drives the pressure plate 23 to move toward the filter body 1, and the pressure plate 23 drives multiple push rods 25 to move toward the filter body 1. When the push rods 25 move to a position completely entering the hole on the filter body 1, the push rods 25 push out the ore blocked inside the filter body 1, thereby reducing the situation where part of the ore is blocked inside the filter body 1 and affecting the filter body 1 on the ore screening, thereby improving the convenience of personnel in handling the blockage of the filter body 1 and the use efficiency of the filter body 1.

[0029] Reference Figure 2 and Figure 3 As shown, this embodiment discloses that an auxiliary rod 24 is fixedly connected to one side of the electric telescopic rod 22 close to the pressure plate 23, and the surface of the auxiliary rod 24 is cross-shaped. The auxiliary rod 24 is fixedly connected to the pressure plate 23. By setting the auxiliary rod 24, the auxiliary rod 24 can reinforce the pressure plate 23 to reduce the situation where the pressure plate 23 is partially depressed or bulged during use. A positioning rod 28 is fixedly connected to one side of the rectangular frame 21, and a circular hole block 27 is fixedly connected to one side of the pressure plate 23. The surface of the positioning rod 28 is slidably connected to the inner wall of the circular hole block 27. By setting the positioning rod 28 and the circular hole block 27, the positioning rod 28 can be located at the internal position of the circular hole block 27 to limit the pressure plate 23, thereby reducing the situation where the pressure plate 23 shakes left and right during use.

[0030] Reference Figure 2 and Figure 3 As shown, the present embodiment discloses that a plurality of push rods 25 are fixedly connected with a conical block 26 at one end away from the pressure plate 23, and the surface of the conical block 26 is smaller than the inner wall of the filter body 1. By setting the conical block 26, the conical block 26 can reduce the contact area between the push rod 25 and the ore, so that the push rod 25 can more effectively disperse or push the ore out of the filter body 1. A plurality of push rods 25 are fixedly connected with a reinforcement block 29 on one side close to the pressure plate 23, and a plurality of reinforcement blocks 29 are fixedly connected to the pressure plate 23. By setting the reinforcement block 29, the reinforcement block 29 can reinforce the connection between the push rod 25 and the pressure plate 23, thereby reducing the possibility that the push rod 25 is separated from the pressure plate 23 during use.

[0031] Reference Figure 3 and Figure 4 As shown, this embodiment discloses a connecting device 3 including a rectangular groove 34 opened on one side of the filter body 1, a threaded hole 35 opened on one side of the filter body 1, the inner wall of the threaded hole 35 is connected to the inner wall of the rectangular groove 34, a round hole rod 31 is fixedly connected to one side of the rectangular frame 21, the surface of the round hole rod 31 is slidably connected to the inner wall of the rectangular groove 34, a bolt 32 is arranged inside the round hole rod 31, the surface of the bolt 32 is threadedly connected to the inner wall of the threaded hole 35, by setting the connecting device 3, first manually move the rectangular frame 21 so that the rectangular frame 21 drives the round hole rod 31 to move, when the rectangular frame 21 is moved, the round hole rod 31 is moved. When the rectangular frame 21 moves to the position where the round hole rod 31 is inserted into the inner part of the rectangular groove 34, the inner wall of the round hole rod 31 coincides with the inner wall of the threaded hole 35. At this time, the bolt 32 is rotated by a tool so that the bolt 32 is rotated into the threaded hole 35 and the inside of the round hole rod 31 to fix the round hole rod 31, so that the rectangular frame 21 is connected and fixed to the filter body 1, thereby completing the rapid assembly of the ejection device 2 and the filter body 1. At the same time, the ejection device 2 can be quickly disassembled at a later stage, which is convenient for the maintenance and replacement of the ejection device 2 or the filter body 1 at a later stage, thereby improving the use flexibility of the ejection device 2.

[0032] Reference Figure 3 and Figure 4 As shown, the present embodiment discloses that a receiving groove 36 is provided on one side of the filter body 1 near the threaded hole 35, and the inner wall size and shape of the receiving groove 36 are adapted to the size and shape of the nut position of the bolt 32. By providing the receiving groove 36, the receiving groove 36 can receive the nut position of the bolt 32 inside, thereby reducing the situation where the nut position of the bolt 32 protrudes from the surface of the filter body 1 and affects the installation of the filter body 1. A support block 33 is fixedly connected to one side of the round hole rod 31, and the support block 33 is in contact with the surface of the filter body 1. By providing the support block 33, the support block 33 can be in contact with the surface of the filter body 1 and provide auxiliary support to the round hole rod 31, thereby reducing the situation where the round hole rod 31 shakes left and right when in use.

[0033] Working principle: First, manually move the rectangular frame 21 so that the rectangular frame 21 drives the round hole rod 31 to move. When the rectangular frame 21 moves to the position where the round hole rod 31 is inserted into the rectangular groove 34, the inner wall of the round hole rod 31 coincides with the inner wall of the threaded hole 35. At this time, the bolt 32 is rotated by a tool so that the bolt 32 is rotated into the threaded hole 35 and the inside of the round hole rod 31 to fix the round hole rod 31, so that the rectangular frame 21 is connected and fixed to the filter body 1, thereby completing the rapid assembly of the ejection device 2 and the filter body 1. When the filter body 1 is blocked, the electric telescopic rod 22 is started, so that the electric telescopic rod 22 drives the pressure plate 23 to move toward the filter body 1, so that the pressure plate 23 drives multiple push rods 25 to move toward the filter body 1, so that the multiple push rods 25 drive multiple conical blocks 26 to move, and when the push rods 25 move to a position completely entering the hole on the filter body 1, the push rods 25 cooperate with the conical blocks 26 to push out the ore blocked inside the filter body 1, thereby completing the blockage treatment of the filter body 1.

[0034] The above is only a preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model. In the description of the utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood by specific circumstances.

Claims

1. A highly wear-resistant rubber screen for mining, comprising a screen body (1), characterized in that: An ejection device (2) is provided on one side of the filter body (1), the ejection device (2) comprising a rectangular frame (21), a connection device (3) being provided between the rectangular frame (21) and the filter body (1), an electric telescopic rod (22) being fixedly connected to one side of the rectangular frame (21), a pressing plate (23) being fixedly connected to the movable end of the electric telescopic rod (22), the pressing plate (23) being arranged at an upper position of the filter body (1), a plurality of ejection rods (25) being fixedly connected to one side of the pressing plate (23) close to the filter body (1), the plurality of ejection rods (25) respectively corresponding to the positions of holes on the filter body (1).

2. The highly wear-resistant rubber screen for mining according to claim 1, characterized in that: An auxiliary rod (24) is fixedly connected to one side of the electric telescopic rod (22) close to the pressing plate (23); the surface of the auxiliary rod (24) is in a cross shape; and the auxiliary rod (24) is fixedly connected to the pressing plate (23).

3. The highly wear-resistant rubber screen for mining according to claim 1, characterized in that: A positioning rod (28) is fixedly connected to one side of the rectangular frame (21), a circular hole block (27) is fixedly connected to one side of the pressure plate (23), and a surface of the positioning rod (28) is slidably connected to an inner wall of the circular hole block (27).

4. The highly wear-resistant rubber screen for mining according to claim 1 is characterized in that: The ends of the plurality of push rods (25) away from the pressure plate (23) are all fixedly connected to a conical block (26), and the surface of the conical block (26) is smaller than the inner wall of the filter body (1).

5. The highly wear-resistant rubber screen for mining according to claim 1, characterized in that: A reinforcement block (29) is fixedly connected to one side of the plurality of push rods (25) close to the pressure plate (23), and the plurality of reinforcement blocks (29) are fixedly connected to the pressure plate (23).

6. The highly wear-resistant rubber screen for mining according to claim 1, characterized in that: The connecting device (3) comprises a rectangular groove (34) provided on one side of the filter body (1); a threaded hole (35) is provided on one side of the filter body (1); the inner wall of the threaded hole (35) is connected to the inner wall of the rectangular groove (34); a round hole rod (31) is fixedly connected to one side of the rectangular frame (21); the surface of the round hole rod (31) is connected to the inner wall of the rectangular groove (34) by sliding insertion; a bolt (32) is provided inside the round hole rod (31); the surface of the bolt (32) is threadedly connected to the inner wall of the threaded hole (35).

7. The highly wear-resistant rubber screen for mining according to claim 6, characterized in that: A receiving groove (36) is provided on one side of the filter body (1) close to the threaded hole (35), and the size and shape of the inner wall of the receiving groove (36) are adapted to the size and shape of the nut position of the bolt (32).

8. The highly wear-resistant rubber screen for mining according to claim 6, characterized in that: A support block (33) is fixedly connected to one side of the round hole rod (31), and the support block (33) is in contact with the surface of the filter body (1).

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