Dust removing and sorting device of jaw crusher

Abstract

The dust removal and separation device comprises a machine body, the upper end face of the machine body is communicated with a feeding pipe, a separation cover is installed on the inner top wall of the machine body, a communicating pipe is inserted into the side wall of the machine body, two installation shafts are inserted into the upper end face of the machine body, and each installation shaft is provided with a crushing roller. Each crushing roller is located in the sorting cover, a gear box is installed on the upper end face of the machine body, the upper end of one installation shaft sequentially penetrates through the machine body and the gear box and is provided with a motor, the two installation shafts are connected through a gear transmission assembly, and the gear transmission assembly is located in the gear box. The particle size control device is ingenious in structure and reasonable in design, controls and treats the particle size of materials needing to be absorbed, ensures that the particle size of the materials can be absorbed by dust collection equipment, and reduces the probability of pipeline blockage.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing and dust removal, in particular to a dust removal and sorting device for a jaw crusher. Background Art

[0002] During the crushing process of jaw crusher, a lot of dust will be generated when the stone is crushed, especially at the dropping position. The dust will not only cause wear to the moving parts and transmission parts of the crusher, but also float in the air and affect the health of the workers. In the prior art, there are two methods of dust removal: suction dust removal and spray dust removal. Suction dust removal uses airflow to carry away the dust, but suction dust removal has certain requirements for the dust particles. Large dust particles will affect the dust removal effect and there is also a risk of clogging the pipeline. Utility Model Content

[0003] The utility model aims to solve the problems in the background technology and proposes a dust removal and sorting device for a jaw crusher.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] The dust removal and sorting device of the jaw crusher comprises a body, the upper end face of the body is connected with a feed pipe, a sorting cover is installed on the inner top wall of the body, a connecting pipe is inserted on the side wall of the body, two installation shafts are inserted on the upper end face of the body, a crushing roller is installed on each of the installation shafts, and each crushing roller is located in the sorting cover, a gear box is installed on the upper end face of the body, the upper end of one of the installation shafts passes through the body and the gear box in sequence and is installed with a motor, and the two installation shafts are connected by a gear transmission assembly, and the gear transmission assembly is located in the gear box.

[0006] Preferably, the gear transmission assembly comprises two symmetrically arranged transmission gears, and the two transmission gears are meshed.

[0007] Preferably, the sorting cover is mounted on the inner top wall of the machine body by means of locking screws.

[0008] Preferably, the sorting cover includes a fixed frame, and the locking screws are arranged on the fixed frame, the fixed frame is provided with a material guide seat, the material guide seat is provided with a sorting barrel, the sorting barrel is provided with a plurality of first sorting holes, the lower end surface of the sorting barrel is installed with a sorting plate, and the sorting plate is provided with second sorting holes.

[0009] Preferably, the planes on which the inner side walls of the feed pipe are located all intersect with the sorting cover.

[0010] Preferably, the angle between the generatrix on the upper surface of the material guide seat and the upper surface of the machine body 1 is 20°-45°.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The material is introduced into the sorting cover through the feed pipe, and the material is sorted by the first sorting hole and the second sorting hole on the sorting cover. The material with a particle size smaller than the sorting hole flows out of the sorting cover and out of the machine body through the connecting pipe, and the material with a particle size larger than the sorting hole stays in the sorting cover and is crushed by the crushing roller.

[0013] 2. The motor drives the installation shaft to rotate, and the two transmission gears on the installation shaft drive the two installation shafts and two crushing rollers to rotate simultaneously and in opposite directions, crushing the materials larger than the particle size of the sorting hole to ensure that the particle size of the material can be absorbed by the dust collection equipment and reduce the chance of clogging the pipeline.

[0014] 3. Install the sorting cover on the inner top wall of the machine body by locking the screws. It can be disassembled regularly and the inside of the sorting cover can be cleaned to prevent the material from clogging the sorting holes and ensure the sorting function of the sorting cover.

[0015] In summary, the utility model has an ingenious structure and a reasonable design, and can control and process the particle size of the material to be absorbed, thereby ensuring that the particle size of the material can be absorbed by the dust collection equipment and reducing the probability of clogging the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the dust removal and sorting device for the jaw crusher proposed by the utility model;

[0017] Figure 2 This is an enlarged view of the structure of the transmission gear part in the dust removal and sorting device of the jaw crusher proposed by the utility model;

[0018] Figure 3 It is an enlarged view of the sorting cover in the dust removal and sorting device of the jaw crusher proposed by the utility model.

[0019] In the figure: 1 body, 2 connecting pipe, 3 sorting cover, 4 gear box, 5 crushing roller, 6 motor, 7 feed pipe, 8 mounting shaft, 9 transmission gear, 10 locking screw;

[0020] 3 sorting cover, 301 fixed frame, 302 material guide seat, 303 sorting cylinder, 304 sorting plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-3The dust removal and sorting device of the jaw crusher comprises a machine body 1, a door body is installed on the side wall of the machine body 1, and the door body and the machine body 1 are connected by a hinge mechanism, the gap between the door body and the machine body 1 is sealed, and the door body can be opened when the sorting cover 3 is disassembled, and the upper end surface of the machine body 1 is connected with a feed pipe 7, and a one-way valve (not shown in the figure) is installed on the feed pipe 7 to prevent the reverse flow of materials;

[0023] A sorting cover 3 is installed on the inner top wall of the body 1, and the planes where the inner side walls of the feed pipe 7 are located intersect with the sorting cover 3, ensuring that the material entering the body 1 through the feed pipe 7 can enter the sorting cover 3, and preventing the material from flowing into the space between the sorting cover 3 and the body 1. The sorting cover 3 is installed on the inner top wall of the body 1 through the locking screw 10. The sorting cover 3 includes a fixing frame 301, and the locking screw 10 is set on the fixing frame 301. It can be disassembled regularly and the inside of the sorting cover 3 can be cleaned to avoid the material blocking the sorting hole and ensure the sorting function of the sorting cover 3. The fixing frame 301 is provided with a material guide seat 30 2. The included angle between the busbar on the upper surface of the material guide seat 302 and the upper surface of the machine body 1 is 20°-45°. The material guide seat 302 is provided with a sorting barrel 303 to assist in material discharge, avoid material accumulation on the material guide seat 302, ensure that the material flows into the sorting barrel 303, control the inner diameter of the sorting barrel 303, and store the material in the sorting barrel 303 to ensure the crushing effect of the material. The sorting barrel 303 is provided with a plurality of first sorting holes, and a sorting plate 304 is installed on the lower end surface of the sorting barrel 303. The sorting plate 304 is provided with a second sorting hole, and the apertures of the first sorting hole and the second sorting hole are the same;

[0024] A connecting pipe 2 is inserted on the side wall of the machine body 1, and two mounting shafts 8 are inserted on the upper end surface of the machine body 1. A crushing roller 5 is installed on each mounting shaft 8, and each crushing roller 5 is located in the sorting cover 3, and the crushing roller 5 is located in the sorting cylinder 303. Each crushing roller 5 is installed with a plurality of crushing teeth;

[0025] A gear box 4 is installed on the upper end surface of the body 1, and the upper end of one of the mounting shafts 8 passes through the body 1 and the gear box 4 in sequence and is installed with a motor 6. The two mounting shafts 8 are connected by a gear transmission assembly, and the gear transmission assembly is located in the gear box 4. The gear transmission assembly includes two symmetrically arranged transmission gears 9, and the two transmission gears 9 are meshed. The pitch circle diameters of the two transmission gears 9 are equal, ensuring that the rotation speeds of the two transmission gears 9 are equal, and then ensuring that the rotation speeds of the two crushing rollers 5 are equal, so that the two crushing rollers 5 can rotate simultaneously and in opposite directions, and the crushing teeth are meshed with each other to extrude and crush the material.

[0026] Before use, the utility model connects the connecting pipe 2 with the dust collecting device (this part is the existing mechanism), connects the feeding pipe 7 with the waste outlet of the jaw crusher, after the jaw crusher crushes the material, the material flows out of the crusher through the discharge port of the jaw crusher, and other waste flows into the machine body 1 through the feeding pipe 7, the material flowing into the machine body 1 is carried in the sorting cover 3, the material whose particle size is smaller than the first sorting hole and the second sorting hole directly flows out of the sorting cover 3 and flows out of the machine body 1 through the connecting pipe 2, the material whose particle size is larger than the first sorting hole and the second sorting hole stops in the sorting cover 3, turns on the motor 6, the output shaft of the motor 6 drives the mounting shaft 8 connected thereto to connect, the transmission gear 9 on the mounting shaft 8 drives another mounting shaft 8 to rotate through gear meshing, the two mounting shafts 8 rotate in the opposite direction and drive the two crushing rollers 5 to rotate in the opposite direction to crush the material, after crushing, the particle size of the material is reduced, flows out of the sorting cover 3 through the first sorting hole and the second sorting hole, and then flows out of the machine body 1 through the connecting pipe 2;

[0027] It is worth noting that the sorting cover 3 is mounted on the inner top wall of the machine body 1 by means of the locking screws 10 , and can be disassembled and the inside of the sorting cover 3 can be cleaned regularly to prevent materials from clogging the sorting holes and ensure the sorting function of the sorting cover 3 .

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A dust removal and separation device for a jaw crusher, comprising a body (1), characterized in that: The upper end surface of the machine body (1) is connected to a feed pipe (7), a sorting cover (3) is installed on the inner top wall of the machine body (1), a connecting pipe (2) is inserted on the side wall of the machine body (1), two installation shafts (8) are inserted on the upper end surface of the machine body (1), each of the installation shafts (8) is installed with a crushing roller (5), and each crushing roller (5) is located in the sorting cover (3), and a gear box (4) is installed on the upper end surface of the machine body (1), the upper end of one of the installation shafts (8) passes through the machine body (1) and the gear box (4) in sequence and is installed with a motor (6), and the two installation shafts (8) are connected by a gear transmission assembly, and the gear transmission assembly is located in the gear box (4).

2. The dust removal and sorting device for a jaw crusher according to claim 1, characterized in that: The gear transmission assembly comprises two symmetrically arranged transmission gears (9), and the two transmission gears (9) are meshed.

3. The dust removal and sorting device for jaw crusher according to claim 1, characterized in that: The sorting cover (3) is mounted on the inner top wall of the machine body (1) via locking screws (10).

4. The dust removal and sorting device for a jaw crusher according to claim 3 is characterized in that: The sorting cover (3) comprises a fixing frame (301), and the locking screw (10) is arranged on the fixing frame (301); the fixing frame (301) is provided with a material guide seat (302); the material guide seat (302) is provided with a sorting barrel (303); the sorting barrel (303) is provided with a plurality of first sorting holes; a sorting plate (304) is installed on the lower end surface of the sorting barrel (303); and the sorting plate (304) is provided with second sorting holes.

5. The dust removal and sorting device for a jaw crusher according to claim 1, characterized in that: The planes on which the inner side walls of the feed pipe (7) are located all intersect with the sorting cover (3).

6. The dust removal and sorting device for a jaw crusher according to claim 4, characterized in that: The included angle between the generatrix on the upper surface of the material guide seat (302) and the upper surface of the machine body (1) is 20°-45°.

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