High-heat-dissipation wear-resistant conveying roller

Abstract

The utility model discloses a high-heat-dissipation wear-resistant conveying roller which comprises a transmission shaft, the outer side wall of the transmission shaft is fixedly connected with a conveying roller body, and the conveying roller body is composed of a wear-resistant outer layer, a heat-resistant layer and a heat-insulation inner layer. A plurality of heat dissipation holes are evenly formed in the outer side wall of the wear-resistant outer layer, air guide cavities are formed in the left side wall and the right side wall of the conveying roller body correspondingly, connecting sleeves are installed on the outer side wall of the left end and the outer side wall of the right end of the transmission shaft correspondingly, and a plurality of heat dissipation fan blades are evenly arranged on the outer side walls of the connecting sleeves. According to the conveying roller, the air guide cavity, the heat dissipation fan blades, the heat dissipation holes of the conveying roller body and the air guide cavity can reduce the heat dissipation surface area of the conveying roller body, the heat dissipation airflow of the conveying roller body can be greatly improved, the heat dissipation effect is improved, the heat dissipation fan blades can rotate under the driving of the transmission shaft, and then air can be blown to the conveying roller body; therefore, heat dissipation of the conveying roller body is accelerated.

Description

Technical Field

[0001] The utility model relates to the technical field of material conveying, in particular to a high heat dissipation and wear-resistant conveying roller. Background Art

[0002] Rollers are important parts of belt conveyors. They are of many types and large in number. They can support the weight of conveyor belts and materials. They account for 35% of the total cost of a belt conveyor and produce more than 70% of the resistance. Conveyor rollers are widely used in mechanical industrial production. They can convey single-piece materials with large weight or withstand large impact loads. They are installed on conveyors to facilitate the transportation of high-temperature materials, greatly reduce manual work, and reduce labor.

[0003] However, the conveyor rollers of current conveyors are seriously damaged due to long-term contact and load-bearing with high-temperature objects. New conveyor rollers need to be replaced frequently, which results in high replacement costs. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a high heat dissipation wear-resistant conveyor roller. The conveyor roller body in the device is made of multi-layer materials. The wear-resistant outer layer made of alumina ceramic material can effectively improve the wear resistance of the conveyor roller body. The heat-resistant layer made of glass fiber material can effectively improve the heat resistance of the conveyor roller body. The heat-insulating inner layer made of foam rubber material can effectively reduce the heat transferred to the transmission shaft by the conveyor roller body. The combination of the three layers can effectively improve the wear resistance and heat insulation effect of the conveyor roller.

[0005] The device is provided with heat dissipation holes, an air guide cavity and heat dissipation blades. The heat dissipation holes and the air guide cavity of the conveying roller body can increase the heat dissipation surface area of ​​the conveying roller body and can greatly improve the heat dissipation airflow of the conveying roller body and improve the heat dissipation effect. The heat dissipation blades can rotate under the drive shaft, and then can blow wind to the conveying roller body, thereby accelerating the heat dissipation of the conveying roller body.

[0006] The utility model also provides the above-mentioned high heat dissipation and wear-resistant conveyor roller, comprising: a transmission shaft, the outer side wall of the transmission shaft is fixedly connected to a conveyor roller body, and the conveyor roller body is composed of a wear-resistant outer layer, a heat-resistant layer and a heat-insulating inner layer;

[0007] The outer wall of the wear-resistant outer layer is evenly provided with a plurality of heat dissipation holes, the left and right walls of the conveying roller body are both provided with air guide cavities, the left and right outer walls of the transmission shaft are both installed with connecting sleeves, and the outer wall of the connecting sleeve is evenly provided with a plurality of heat dissipation blades.

[0008] According to the high heat dissipation and wear-resistant conveyor roller, the air outlet surface of the heat dissipation fan blade is directly opposite to the center of the conveyor roller body, and the heat dissipation fan blade rotates to blow wind toward the conveyor roller body, thereby accelerating the heat dissipation of the conveyor roller body.

[0009] According to the high heat dissipation and wear-resistant conveying roller, the cross section of the air guide cavity is set to be spherical, thereby increasing the contact area between the conveying roller column and the air.

[0010] According to the high heat dissipation and wear-resistant conveying roller, the heat-resistant layer is arranged between the wear-resistant outer layer and the heat-insulating inner layer, thereby increasing the heat conduction volume and surface area of ​​the conveying roller body.

[0011] According to the high heat dissipation and wear-resistant conveying roller, the heat insulating inner layer is fixedly connected to the outer side wall of the transmission shaft.

[0012] According to the high heat dissipation and wear-resistant conveying roller, the wear-resistant outer layer is made of alumina ceramic material to improve the wear resistance of the conveying roller body.

[0013] According to the high heat dissipation and wear-resistant conveying roller, the heat-resistant layer is made of glass fiber material to improve the heat-resistant effect of the conveying roller body.

[0014] According to the high heat dissipation and wear-resistant conveying roller, the heat insulating inner layer is made of foam rubber material, which can effectively reduce the heat transferred from the conveying roller body to the transmission shaft.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a schematic diagram of the structure of a high heat dissipation and wear-resistant conveying roller of the utility model;

[0018] Figure 2 It is a side schematic diagram of a high heat dissipation and wear-resistant conveying roller of the utility model;

[0019] Figure 3 This is a schematic diagram of the interior of a high heat dissipation and wear-resistant conveying roller of the utility model;

[0020] Figure 4 It is a front schematic diagram of a high heat dissipation and wear-resistant conveying roller of the utility model.

[0021] Legend:

[0022] 1. Drive shaft; 2. Conveyor roller body; 201. Heat dissipation hole; 202. Air guide cavity; 203. Wear-resistant outer layer; 204. Heat-resistant layer; 205. Heat-insulating inner layer; 3. Connecting sleeve; 301. Heat dissipation fan blade. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Reference Figure 1-4 The utility model embodiment is a high heat dissipation and wear-resistant conveyor roller, which includes: a transmission shaft 1, the outer side wall of the transmission shaft 1 is fixedly connected with a conveyor roller body 2, the conveyor roller body 2 is composed of a wear-resistant outer layer 203, a heat-resistant layer 204 and a heat-insulating inner layer 205, the heat-resistant layer 204 is arranged between the wear-resistant outer layer 203 and the heat-insulating inner layer 205, and the heat-insulating inner layer 205 is increased. The heat-insulating inner layer 205 is fixedly connected to the outer side wall of the transmission shaft 1, the wear-resistant outer layer 203 is made of alumina ceramic material to improve the wear resistance of the conveyor roller body 2, the heat-resistant layer 204 is made of glass fiber material to improve the heat resistance of the conveyor roller body 2, and the heat-insulating inner layer 205 is made of foam rubber material, which can effectively reduce the heat transferred to the transmission shaft 1 by the conveyor roller body 2.

[0026] The outer wall of the wear-resistant outer layer 203 is evenly provided with a plurality of heat dissipation holes 201, and the left and right walls of the conveying roller body 2 are both provided with air guide cavities 202. The cross-section of the air guide cavity 202 is set to be spherical to increase the contact area between the conveying roller column 2 and the air. The heat dissipation holes 201 and the air guide cavity 202 of the conveying roller body 2 can convey the heat dissipation surface area of ​​the roller body 2, and can greatly improve the heat dissipation airflow of the conveying roller body 2, and improve the heat dissipation effect. The outer wall of the left end and the outer wall of the right end of the transmission shaft 1 are both installed with a connecting sleeve 3, and the outer wall of the connecting sleeve 3 is evenly provided with a plurality of heat dissipation blades 301. The air outlet surface of the heat dissipation blade 301 is directly opposite to the center of the conveying roller body 2. The heat dissipation blade 301 can rotate under the drive of the transmission shaft 1. The rotation of the heat dissipation blade 301 can blow wind to the conveying roller body 2, thereby accelerating the heat dissipation of the conveying roller body 2.

[0027] Working principle: The conveyor roller body 2 is made of multi-layer materials. The wear-resistant outer layer 203 made of alumina ceramic material can effectively improve the wear resistance of the conveyor roller body 2. The heat-resistant layer 204 made of glass fiber material can effectively improve the heat resistance of the conveyor roller body 2. The heat-insulating inner layer 205 made of foam rubber material can effectively reduce the heat transferred from the conveyor roller body 2 to the drive shaft 1. The combination of the three layers can effectively improve the wear resistance and heat insulation effect of the conveyor roller. The heat dissipation holes 201 and the air guide cavity 202 of the conveyor roller body 2 can increase the heat dissipation surface area of ​​the conveyor roller body 2, and can greatly improve the heat dissipation airflow of the conveyor roller body 2, thereby improving the heat dissipation effect. The heat dissipation blades 301 can rotate under the drive of the drive shaft 1, and then can blow wind to the conveyor roller body 2, thereby accelerating the heat dissipation of the conveyor roller body 2.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A high heat dissipation and wear-resistant conveyor roller, characterized in that: include: A transmission shaft (1), wherein the outer side wall of the transmission shaft (1) is fixedly connected to a conveying roller body (2), and the conveying roller body (2) is composed of a wear-resistant outer layer (203), a heat-resistant layer (204) and a heat-insulating inner layer (205); The outer wall of the wear-resistant outer layer (203) is evenly provided with a plurality of heat dissipation holes (201), the left side wall and the right side wall of the conveying roller body (2) are both provided with an air guide cavity (202), the left end outer wall and the right end outer wall of the transmission shaft (1) are both installed with a connecting sleeve (3), and the outer wall of the connecting sleeve (3) is evenly provided with a plurality of heat dissipation blades (301).

2. A high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The air outlet surface of the heat dissipation blade (301) is directly opposite to the center of the conveying roller body (2).

3. A high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The cross section of the air guiding cavity (202) is configured to be spherical.

4. The high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The heat-resistant layer (204) is arranged between the wear-resistant outer layer (203) and the heat-insulating inner layer (205).

5. The high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The heat-insulating inner layer (205) is fixedly connected to the outer side wall of the transmission shaft (1).

6. The high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The wear-resistant outer layer (203) is made of alumina ceramic material.

7. The high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The heat-resistant layer (204) is made of glass fiber material.

8. The high heat dissipation and wear-resistant conveyor roller according to claim 1, characterized in that: The heat-insulating inner layer (205) is made of foam rubber material.

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