Sealing cover for iron tailing crusher

Abstract

The utility model discloses a sealing cover for an iron tailing crusher, which comprises a driving shaft, the surface of the driving shaft is fixedly connected with a shaft sleeve, one side of the surface of the driving shaft is provided with a bearing, the outer surface of the bearing is provided with a bearing seat, and the top and the bottom of the bearing seat are respectively provided with a groove. According to the sealing cover of the iron tailing crusher, the driving shaft, the shaft sleeve, the bearing, the bearing seat, the groove, the spring, the movable plate, the connecting rod, the push-pull plate, the inserting rod, the sealing groove, the sealing block, the sealing plate, the sealing shell, the mounting sleeve and the crusher roller are matched for use, so that the sealing cover of the iron tailing crusher has the advantage of being convenient to disassemble and maintain; the sealing structure of the mine tailing crusher solves the problems that a sealing structure of an existing mine tailing crusher is of an integrated structure, so that disassembly and maintenance are inconvenient, any part has a certain service life, daily maintenance is needed, and trouble is brought to the work of maintenance and repair workers due to the lack of a convenient disassembly and assembly structure.

Description

Technical Field

[0001] The utility model relates to the technical field of iron tailings crushers, in particular to a sealing cover for iron tailings crushers. Background Art

[0002] In the metallurgical, mining, chemical, cement and other industrial sectors, a large amount of raw materials and recycled waste need to be processed by crushers every year. Among them, the crushers used for mine tailings often have dusty working conditions, which can easily cause dust to enter the crusher and pollute or even damage the bearings and other parts, reducing the service life of the parts;

[0003] For example, the disclosed utility model provides "a sealing structure specially used for mine tailings crusher", and its announcement number is: CN206190908U. This patent includes a bearing seat and a main shaft fixedly connected to the crusher drum. The two ends of the main shaft are supported in the corresponding bearing seats through bearings. An outer sealing cover is provided at one end of the outer side of the bearing seat to seal the bearing, and a dynamic and static sealing structure is provided at one end of the inner side of the bearing seat to seal the bearing. The processing and manufacturing process is simple, the number of installed parts is reduced, and the cost is reduced. The static sealing ring and the dynamic sealing ring connected by a multi-channel concave-convex sealing structure are used to improve the sealing performance of the bearing inner cavity.

[0004] However, this patent has an integrated structure, which makes it inconvenient to disassemble and repair. Any parts have a certain service life and require daily maintenance. Therefore, the lack of a convenient disassembly and assembly structure will cause trouble to the maintenance workers. Therefore, the purpose of the utility model is to further improve the practicality of the iron tailings crusher sealing cover through a convenient disassembly and assembly structure. Utility Model Content

[0005] The purpose of the utility model is to provide a sealing cover for an iron tailings crusher, which has the advantage of being easy to disassemble and maintain, and solves the problem that the sealing structure of the existing mine tailings crusher is an integrated structure, which makes it inconvenient to disassemble and repair. Any parts have a certain service life and require daily maintenance. Therefore, the lack of a convenient disassembly and assembly structure will cause trouble to the work of maintenance workers.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sealing cover for an iron tailings crusher, comprising a driving shaft, a shaft sleeve is fixedly connected to the surface of the driving shaft, a bearing is arranged on one side of the surface of the driving shaft, a bearing seat is arranged on the outer surface of the bearing, a groove is provided at the top and bottom of the bearing seat, a spring is fixedly connected to one side of the inner cavity of the groove, one end of the spring is fixedly connected to a movable plate, a connecting rod is fixedly connected to the side of the movable plate away from the spring, a push-pull plate is fixedly connected to the end of the connecting rod away from the movable plate, a plug rod is fixedly connected to the opposite side of the push-pull plate, a sealing groove is provided at the top and bottom of the left side of the bearing seat, a sealing block is movably connected to the inner cavity of the sealing groove, a sealing plate is fixedly connected to the left side of the sealing block, a sealing shell is fixedly connected to the left side of the sealing plate, the inner cavity of the sealing shell contacts the surface of the shaft sleeve, a mounting sleeve is provided on the surface of one end of the driving shaft, and a crusher drum is fixedly connected to the end of the mounting sleeve away from the driving shaft.

[0007] Preferably, a protective shell is provided on the surface of the shaft sleeve, and the material of the protective shell is stainless steel.

[0008] Preferably, a long screw is connected through the top of the installation sleeve, and a nut is threadedly connected to the bottom of the surface of the long screw.

[0009] Preferably, a sealing gasket is provided on the right side of the sealing plate, and the surface of the sealing gasket is movably connected to the inner cavity of the bearing seat.

[0010] Preferably, a sealing cylinder is provided on the right side of the bearing seat, and the inner cavity of the sealing cylinder is movably connected to the surface of the driving shaft.

[0011] Preferably, both sides of the inner cavity of the groove are provided with limiting grooves, the inner cavity of the limiting groove is movably connected to a limiting block, and one side of the limiting block is fixedly connected to the surface of the movable plate.

[0012] Preferably, finger grooves are provided on the front and back sides of the push-pull plate, and the inner walls of the finger grooves are provided with anti-slip grooves.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model uses a driving shaft, a sleeve, a bearing, a bearing seat, a groove, a spring, a movable plate, a connecting rod, a push-pull plate, a plug rod, a sealing groove, a sealing block, a sealing plate, a sealing shell, a mounting sleeve and a crusher drum, so that the sealing cover of the iron tailings crusher has the advantage of convenient disassembly and maintenance, and solves the problem that the sealing structure of the existing mine tailings crusher is an integrated structure, which makes it inconvenient to disassemble and repair. Any parts have a certain service life and require daily maintenance. Therefore, the lack of a convenient disassembly and assembly structure will cause trouble to the work of maintenance workers.

[0015] 2. The utility model can protect one side of the drive shaft by providing a protective shell, thereby preventing the sealing cover from being damaged by splashing stones, and effectively improving safety. By providing long screws and nuts, one end of the drive shaft is fixed to the inner cavity of the mounting sleeve, and disassembly is convenient. By providing a sealing gasket, the sealing performance of the contact surface between the sealing plate and the bearing seat can be increased, and fine dust can be further prevented from penetrating into the inner cavity of the bearing seat. By providing a sealing cylinder, the gap between the drive shaft and the bearing seat is sealed to prevent fine dust from entering the inner cavity of the bearing seat. By providing a limit groove and a limit block, both sides of the movable plate are limited, which can maintain the moving stability of the movable plate while limiting its moving range. By providing a finger groove, it is convenient for the staff to pull the push-pull plate by hand, and then pull the plug rod on one side of the push-pull plate. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 It is a schematic cross-sectional view of the structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 A local enlarged schematic diagram of the middle A;

[0019] Figure 4 For this utility model Figure 2 A local enlarged schematic diagram of point B in the middle.

[0020] In the figure: 1. driving shaft; 2. bushing; 3. bearing; 4. bearing seat; 5. groove; 6. spring; 7. movable plate; 8. connecting rod; 9. push-pull plate; 10. plug rod; 11. sealing groove; 12. sealing block; 13. sealing plate; 14. sealing shell; 15. mounting sleeve; 16. crusher drum; 17. protective shell; 18. sealing cylinder. DETAILED DESCRIPTION

[0021] 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.

[0022] The components of the present invention are all common standard components or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0023] See also Figure 1-4, a sealing cover for an iron tailings crusher, comprising a driving shaft 1, a shaft sleeve 2 is fixedly connected to the surface of the driving shaft 1, a bearing 3 is arranged on one side of the surface of the driving shaft 1, a bearing seat 4 is arranged on the outer surface of the bearing 3, a groove 5 is provided on the top and bottom of the bearing seat 4, a spring 6 is fixedly connected to one side of the inner cavity of the groove 5, a movable plate 7 is fixedly connected to one end of the spring 6, a connecting rod 8 is fixedly connected to the side of the movable plate 7 away from the spring 6, a push-pull plate 9 is fixedly connected to the end of the connecting rod 8 away from the movable plate 7, and a plug rod 10 is fixedly connected to the opposite side of the push-pull plate 9, a sealing groove 11 is provided on the top and bottom of the left side of the bearing seat 4, a sealing block 12 is movably connected to the inner cavity of the sealing groove 11, a sealing plate 13 is fixedly connected to the left side of the sealing block 12, a sealing shell 14 is fixedly connected to the left side of the sealing plate 13, the inner cavity of the sealing shell 14 contacts the surface of the shaft sleeve 2, a mounting sleeve 15 is provided on the surface of one end of the driving shaft 1, and a crusher drum 16 is fixedly connected to the end of the mounting sleeve 15 away from the driving shaft 1.

[0024] A protective shell 17 is disposed on the surface of the shaft sleeve 2, and the material of the protective shell 17 is stainless steel.

[0025] Through the above technical solution, by providing the protective shell 17, one side of the drive shaft 1 can be protected, thereby preventing the splashing stones from damaging the sealing cover, and effectively improving safety.

[0026] A long screw is connected through the top of the installation sleeve 15, and a nut is threadedly connected at the bottom of the surface of the long screw.

[0027] Through the above technical solution, by providing a long screw and a nut, one end of the drive shaft 1 is fixed in the inner cavity of the mounting sleeve 15, and disassembly is convenient.

[0028] A sealing gasket is arranged on the right side of the sealing plate 13 , and the surface of the sealing gasket is movably connected to the inner cavity of the bearing seat 4 .

[0029] Through the above technical solution, by providing a sealing gasket, the sealing performance of the contact surface between the sealing plate 13 and the bearing seat 4 can be increased, and fine dust can be further prevented from penetrating into the inner cavity of the bearing seat 4.

[0030] A sealing cylinder 18 is provided on the right side of the bearing seat 4 , and the inner cavity of the sealing cylinder 18 is movably connected to the surface of the driving shaft 1 .

[0031] Through the above technical solution, a sealing cylinder 18 is provided to seal the gap between the drive shaft 1 and the bearing seat 4 to prevent fine dust from entering the inner cavity of the bearing seat 4.

[0032] Limiting grooves are provided on both sides of the inner cavity of the groove 5 , and the inner cavity of the limiting groove is movably connected to a limiting block, and one side of the limiting block is fixedly connected to the surface of the movable plate 7 .

[0033] Through the above technical solution, by setting the limiting grooves and the limiting blocks, the two sides of the movable plate 7 are limited, so as to maintain the moving stability of the movable plate 7 and limit its moving range.

[0034] Finger grooves are provided on the front and back of the push-pull plate 9, and the inner walls of the finger grooves are provided with anti-slip grooves.

[0035] Through the above technical solution, by providing the finger groove, it is convenient for the staff to pull the push-pull plate 9 by hand, and then pull the insertion rod 10 on one side of the push-pull plate 9.

[0036] When in use, pull the push-pull plate 9 to the opposite side. After the push-pull plate 9 drives the insertion rod 10 to move to the appropriate position, move the two sealing plates 13 respectively until the sealing block 12 on one side is inserted into the sealing groove 11 on one side of the bearing seat 4, loosen the push-pull plate 9, and the insertion rod 10 on one side of the push-pull plate 9 is inserted into the inner cavity of the sealing block 12 under the action of the spring 6, so that the sealing plate 13 is tightly fixed at the opening on one side of the bearing seat 4, and the sealing gasket on one side of the sealing plate 13 is also tightly stuck in the inner cavity of the bearing seat 4, and then insert one end of the drive shaft 1 into the mounting sleeve 15, insert the long screw into the mounting sleeve 15 and the drive shaft 1, and tighten the nut on the surface of the long screw, so as to prevent the dust generated when the crusher crushes the iron tailings from entering the inner cavity of the bearing seat 4. When the sealing structure needs to be disassembled, repeat the above installation steps in reverse.

[0037] 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 sealing cover for an iron tailings crusher, comprising a drive shaft (1), characterized in that: The surface of the drive shaft (1) is fixedly connected to a shaft sleeve (2); a bearing (3) is provided on one side of the surface of the drive shaft (1); a bearing seat (4) is provided on the outer surface of the bearing (3); a groove (5) is provided on the top and bottom of the bearing seat (4); a spring (6) is fixedly connected to one side of the inner cavity of the groove (5); one end of the spring (6) is fixedly connected to a movable plate (7); a side of the movable plate (7) away from the spring (6) is fixedly connected to a connecting rod (8); an end of the connecting rod (8) away from the movable plate (7) is fixedly connected to a push-pull plate (9); the push-pull plate (9) The opposite side is fixedly connected with an insertion rod (10), the top and bottom of the left side of the bearing seat (4) are both provided with a sealing groove (11), the inner cavity of the sealing groove (11) is movably connected with a sealing block (12), the left side of the sealing block (12) is fixedly connected with a sealing plate (13), the left side of the sealing plate (13) is fixedly connected with a sealing shell (14), the inner cavity of the sealing shell (14) is in contact with the surface of the shaft sleeve (2), the surface of one end of the driving shaft (1) is provided with a mounting sleeve (15), and the end of the mounting sleeve (15) away from the driving shaft (1) is fixedly connected with a crusher drum (16).

2. A sealing cover for an iron tailings crusher according to claim 1, characterized in that: A protective shell (17) is provided on the surface of the shaft sleeve (2), and the material of the protective shell (17) is stainless steel.

3. A sealing cover for an iron tailings crusher according to claim 1, characterized in that: A long screw is connected through the top of the installation sleeve (15), and a nut is threadedly connected to the bottom of the surface of the long screw.

4. The sealing cover for an iron tailings crusher according to claim 1, characterized in that: A sealing gasket is provided on the right side of the sealing plate (13), and a surface of the sealing gasket is movably connected to the inner cavity of the bearing seat (4).

5. The sealing cover for an iron tailings crusher according to claim 1, characterized in that: A sealing cylinder (18) is provided on the right side of the bearing seat (4), and an inner cavity of the sealing cylinder (18) is movably connected to the surface of the drive shaft (1).

6. A sealing cover for an iron tailings crusher according to claim 1, characterized in that: Limiting grooves are provided on both sides of the inner cavity of the groove (5), the inner cavity of the limiting groove is movably connected to a limiting block, and one side of the limiting block is fixedly connected to the surface of the movable plate (7).

7. The sealing cover for an iron tailings crusher according to claim 1, characterized in that: The push-pull plate (9) is provided with finger grooves on the front and back sides, and the inner walls of the finger grooves are provided with anti-slip grooves.

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