Dustproof turnabout drum of belt type reversed loader

Abstract

The utility model relates to the technical field of turnabout drums, and discloses a dustproof turnabout drum of a belt type reversed loader, which is characterized in that a deep groove is arranged on the outer side of an outer cover plate, a sealing gasket is sleeved on the outer side of a fixed shaft in the deep groove, and an oil sealing gasket is sleeved on the outer side of the fixed shaft on one side of the sealing gasket; a felt gasket sleeves the outer side, located on one side of the oil seal pad, of the fixed shaft, a fixed cover plate is installed on the outer side of the outer cover plate, and a plurality of blades are installed at the two ends of the roller body; through the sealing gasket, the oil sealing gasket and the felt gasket which are arranged on the outer cover plate, the sealing performance of the roller body can be improved, large particles are prevented from entering the roller body, the running balance degree and stability of the roller body are guaranteed, and meanwhile dust can be prevented from entering the interior of the sealing bearing, so that the lubrication degree of the sealing bearing is reduced; and the blades can drive air to circulate in the rotating process of the roller body, so that dust entering the two ends of the roller body is reduced, and the dustproof effect can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of redirecting rollers, in particular to a dustproof redirecting roller of a belt transfer machine. Background Art

[0002] The redirecting roller is an important part of the belt conveyor. When working, the roller shaft is placed on two fixed shaft seats, the roller shaft does not rotate, and the drum body rotates around the shaft. This type of roller has the function of redirecting. When the redirecting roller is used on the transfer machine for coal mine transportation, due to the large amount of large particles such as dust and slag in the environment such as the coal mine cave, they will be drawn into the bearings through both ends of the roller, making the friction of the bearings larger during operation and causing damage to the bearings, thereby reducing the service life of the redirecting roller. For this reason, a dustproof redirecting roller for a belt transfer machine is proposed. Utility Model Content

[0003] The purpose of the utility model is to provide a dust-proof redirecting roller for a belt transfer machine to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the utility model provides the following technical solution: a dustproof redirecting roller of a belt transfer machine, comprising a fixed shaft, sealed bearings are arranged at both ends of the fixed shaft, a roller body is arranged outside the sealed bearing, and a sealing assembly is arranged between the sealed bearing and the roller body;

[0005] The sealing assembly includes two inner cover plates and sealing rings, the two inner cover plates are respectively fixedly connected to the inner two sides of the drum body, the sealing ring is connected between the inner cover plate and the fixed shaft, the outer side of the inner cover plate is installed with an outer cover plate, the outer side of the outer cover plate is provided with a deep groove, the outer side of the fixed shaft is located inside the deep groove and is sleeved with a sealing gasket, the outer side of the fixed shaft is located on one side of the sealing gasket and is sleeved with an oil seal, the outer side of the fixed shaft is located on one side of the oil seal, and a felt gasket is sleeved with a fixed cover plate on the outer side of the outer cover plate, and a plurality of blades are installed at both ends of the drum body.

[0006] As a further preferred embodiment of the technical solution: a second fixing bolt passes through the outer side of the outer cover plate, and one end of the second fixing bolt is connected to the inner cover plate through a thread.

[0007] As a further preferred embodiment of the technical solution: a first fixing bolt penetrates one side of the fixed cover plate, and one end of the first fixing bolt is connected to one side of the outer cover plate through a thread.

[0008] As a further preferred embodiment of the technical solution: a convex ring is provided at the other end of the fixed cover plate, and one end of the convex ring abuts against the outer side of the felt gasket.

[0009] As a further preferred embodiment of the technical solution: bosses are provided at both ends of the outer side of the fixed shaft, and the inner cover plate abuts against one side of the boss.

[0010] As a further preferred embodiment of the present technical solution: both ends of the fixed shaft are provided with mounting grooves.

[0011] As a further preferred embodiment of the technical solution: the inner ring of the sealed bearing is fixedly connected to the outer side of the fixed shaft, and the inner cover plate is fixedly connected to the outer ring of the sealed bearing.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the utility model can improve the sealing of the drum body through the sealing gasket, oil seal gasket and felt gasket arranged on the outer cover plate, prevent large particles from entering the interior of the drum body, ensure the balance and stability of the drum body operation, and prevent dust from entering the interior of the sealed bearing, resulting in reduced lubrication of the sealed bearing; the blades can drive air circulation during the rotation of the drum body, thereby reducing dust from entering the two ends of the drum body, which can play a dust-proof effect, and at the same time can limit the belt on the outside of the drum body to prevent the belt from running off the track and affecting the normal operation of the transfer machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 3 For the utility model Figure 2 Schematic diagram of the enlarged structure of the middle A area;

[0017] Figure 4 It is a left-side structural schematic diagram of the utility model.

[0018] Explanation of the accompanying drawings: 1. fixed shaft; 2. sealed bearing; 3. inner cover plate; 4. sealing ring; 5. outer cover plate; 6. deep groove; 7. sealing gasket; 8. oil seal gasket; 9. felt gasket; 10. fixed cover plate; 11. convex ring; 12. first fixing bolt; 13. boss; 14. second fixing bolt; 15. drum body; 16. mounting groove; 17. blade. DETAILED DESCRIPTION

[0019] 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.

[0020] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0021] Example

[0022] See also Figure 1-4 The utility model provides a technical solution: a dustproof redirecting roller of a belt transfer machine, including a fixed shaft 1, sealed bearings 2 are arranged at both ends of the fixed shaft 1, a roller body 15 is arranged outside the sealed bearing 2, and a sealing component is arranged between the sealed bearing 2 and the roller body 15.

[0023] By setting up a sealing component, dust can be prevented from entering the interior of the drum body 15; the sealing component includes two inner cover plates 3 and sealing rings 4, the two inner cover plates 3 are respectively fixedly connected to the inner sides of the drum body 15, the sealing ring 4 is connected between the inner cover plate 3 and the fixed shaft 1, and an outer cover plate 5 is installed on the outer side of the inner cover plate 3. By respectively contacting the two inner cover plates 3 with the outer side of the boss 13, and then connecting the sealing bearing 2 with the inner cover plate 3, the sealing ring 4 on the inner cover plate 3 is contacted with the outer side of the fixed shaft 1, so as to achieve a sealing effect; a deep groove 6 is provided on the outer side of the outer cover plate 5, and a sealing gasket 7 is sleeved on the outer side of the fixed shaft 1 located inside the deep groove 6, and an oil seal gasket 8 is sleeved on the outer side of the fixed shaft 1 located on one side of the sealing gasket 7, and the outer side of the fixed shaft 1 is located at the oil seal A felt gasket 9 is sleeved on one side of the pad 8, and a fixed cover plate 10 is installed on the outer side of the outer cover plate 5. The sealing gasket 7, oil seal gasket 8 and felt gasket 9 arranged on the outer cover plate 5 can improve the sealing performance of the drum body 15, prevent large particles from entering the interior of the drum body 15, ensure the balance and stability of the operation of the drum body 15, and prevent dust from entering the interior of the sealed bearing 2, resulting in reduced lubrication of the sealed bearing 2; a convex ring 11 is provided at the other end of the fixed cover plate 10, and one end of the convex ring 11 abuts against the outer side of the felt gasket 9. A number of blades 17 are installed at both ends of the drum body 15. The blades 17 can drive air circulation during the rotation of the drum body 15, thereby reducing dust from entering the two ends of the drum body 15, which can have a dust-proof effect.

[0024] In order to facilitate the maintenance of the drum body 15; a second fixing bolt 14 is passed through the outer side of the outer cover plate 5, and one end of the second fixing bolt 14 is connected to the inner cover plate 3 through a thread; a first fixing bolt 12 is passed through one side of the fixed cover plate 10, and one end of the first fixing bolt 12 is connected to one side of the outer cover plate 5 through a thread. Through the arrangement of the first fixing bolt 12 and the second fixing bolt 14, the replacement of the sealing gasket 7, the oil seal gasket 8 and the felt gasket 9 and the maintenance of the sealed bearing 2 can be facilitated.

[0025] Bosses 13 are provided at both ends of the outer side of the fixed shaft 1, and the inner cover plate 3 is in contact with one side of the boss 13. The boss 13 is convenient for limiting the installation of the inner cover plate 3. Installation grooves 16 are provided at both ends of the fixed shaft 1, which can facilitate the installation of the fixed shaft 1 and the use of the roller body 15. The inner ring of the sealed bearing 2 is fixedly connected to the outer side of the fixed shaft 1, and the inner cover plate 3 is fixedly connected to the outer ring of the sealed bearing 2. The roller body 15 can rotate on the outer side of the fixed shaft 1 through the sealed bearing 2.

[0026] The working principle or structural principle is that the two inner cover plates 3 are respectively pressed against the outer side of the boss 13, and then the sealed bearing 2 is connected to the inner cover plate 3, and the sealing ring 4 on the inner cover plate 3 is pressed against the outer side of the fixed shaft 1, which can achieve a sealing effect, and then the outer cover plate 5 is installed on the outer side of the sealed bearing 2. The sealing gasket 7, oil seal gasket 8 and felt gasket 9 arranged on the outer cover plate 5 can improve the sealing performance of the roller body 15, prevent large particles from entering the interior of the roller body 15, ensure the balance and stability of the operation of the roller body 15, and prevent dust from entering the interior of the sealed bearing 2. , resulting in reduced lubrication of the sealed bearing 2, increased friction inside the sealed bearing 2, and increased temperature of the sealed bearing 2 during operation; through the arrangement of the blades 17, air circulation can be driven during the rotation of the drum body 15, thereby reducing dust from entering both ends of the drum body 15, which can have a dust-proof effect, and at the same time, the belt outside the drum body 15 can be limited to prevent the belt from running off track and affecting the normal operation of the transfer machine; through the arrangement of the first fixing bolt 12 and the second fixing bolt 14, the replacement of the sealing gasket 7, the oil seal gasket 8 and the felt gasket 9 and the maintenance of the sealed bearing 2 can be facilitated.

[0027] So far, the embodiments of the utility model have been described in detail in conjunction with the accompanying drawings. It should be noted that the implementation methods not shown or described in the drawings or the body of the specification are all forms known to ordinary technicians in the relevant technical field and are not described in detail. In addition, the above definitions of each component are not limited to the various specific structures, shapes or methods mentioned in the embodiments, and ordinary technicians in the field can simply change or replace them.

[0028] Those skilled in the art will appreciate that the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways without departing from the spirit and teachings of the present invention. All of these combinations and / or combinations fall within the scope of the present invention.

[0029] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dustproof redirecting roller of a belt transfer machine, comprising a fixed shaft (1), characterized in that: Both ends of the interior of the fixed shaft (1) are provided with sealed bearings (2), a roller body (15) is provided outside the sealed bearing (2), and a sealing component is provided between the sealed bearing (2) and the roller body (15); The sealing assembly comprises two inner cover plates (3) and a sealing ring (4), the two inner cover plates (3) being fixedly connected to the inner sides of the roller body (15), the sealing ring (4) being connected between the inner cover plate (3) and the fixed shaft (1), an outer cover plate (5) being installed on the outer side of the inner cover plate (3), a deep groove (6) being arranged on the outer side of the outer cover plate (5), a sealing gasket (7) being sleeved on the inner side of the deep groove (6) on the outer side of the fixed shaft (1), an oil seal gasket (8) being sleeved on the outer side of the fixed shaft (1) on one side of the sealing gasket (7), a felt gasket (9) being sleeved on the outer side of the fixed shaft (1) on one side of the oil seal gasket (8), a fixed cover plate (10) being installed on the outer side of the outer cover plate (5), and a plurality of blades (17) being installed on both ends of the roller body (15).

2. The dust-proof redirecting roller of a belt transfer machine according to claim 1, characterized in that: A second fixing bolt (14) passes through the outer side of the outer cover plate (5), and one end of the second fixing bolt (14) is connected to the inner cover plate (3) through a thread.

3. The dust-proof redirecting roller of a belt transfer machine according to claim 1, characterized in that: A first fixing bolt (12) passes through one side of the fixing cover plate (10), and one end of the first fixing bolt (12) is connected to one side of the outer cover plate (5) through a thread.

4. The dust-proof redirecting roller of a belt transfer machine according to claim 1, characterized in that: The other end of the fixed cover plate (10) is provided with a convex ring (11), and one end of the convex ring (11) abuts against the outer side of the felt gasket (9).

5. The dust-proof redirecting roller of a belt transfer machine according to claim 1, characterized in that: Bosses (13) are provided at both ends of the outer side of the fixed shaft (1), and the inner cover plate (3) abuts against one side of the boss (13).

6. The dust-proof redirecting roller of a belt transfer machine according to claim 1, characterized in that: Both ends of the fixed shaft (1) are provided with mounting grooves (16).

7. The dust-proof redirecting roller of a belt transfer machine according to claim 1, characterized in that: The inner ring of the sealing bearing (2) is fixedly connected to the outer side of the fixed shaft (1), and the inner cover plate (3) is fixedly connected to the outer ring of the sealing bearing (2).

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