High-speed heat dissipation bearing sleeve

Abstract

The utility model relates to the technical field of bearing sleeves, and discloses a high-speed heat dissipation bearing sleeve which comprises a bearing outer sleeve, a plurality of rolling grooves are formed in the inner wall of the bearing outer sleeve, cylindrical rollers are movably clamped in the rolling grooves, and a bearing inner ring is movably clamped between the outer surfaces of the cylindrical rollers. Inner sealing grooves are formed in the left end and the right end of the bearing inner ring correspondingly, a lubricating mechanism is fixedly connected to the middle of the outer surface of the bearing outer sleeve in a penetrating and penetrating mode, sealing mechanisms are installed at the left end and the right end of the bearing outer sleeve correspondingly, and outer sealing grooves are formed in the left end and the right end of the bearing outer sleeve correspondingly. A plurality of heat dissipation openings are formed in the periphery of the right end of the bearing outer sleeve. According to the high-speed heat dissipation bearing sleeve, by arranging the lubricating mechanism, the bearing sleeve can be lubricated, the frictional resistance can be reduced, the wear resistance of the bearing sleeve can be enhanced, by arranging the sealing mechanism, sealing and dust prevention can be conducted on the bearing, and the using effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing sleeves, in particular to a high-speed heat dissipation bearing sleeve. Background Art

[0002] Bearing is an important component in contemporary mechanical equipment. Its main function is to support the mechanical rotating body, reduce its friction coefficient during movement, and ensure its rotation accuracy. The bearing sleeve is an annular part used in the rolling bearing, generally used as the inner ring or outer ring of the rolling bearing. There are at least the following disadvantages in the use of the existing bearing sleeve: 1. After the existing bearing sleeve is used for a long time, the friction resistance of the bearing sleeve is relatively large, which makes the inner wall of the bearing sleeve easy to wear, affecting the service life of the bearing sleeve; 2. When the existing bearing sleeve is in use, dust is easy to enter the inside of the bearing, and the cylindrical roller is easy to wear or bite, which affects the use effect and reduces the practicality. Therefore, we introduce a high-speed heat dissipation bearing sleeve. Utility Model Content

[0003] The main purpose of the utility model is to provide a high-speed heat dissipation bearing sleeve, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A high-speed heat-dissipating bearing sleeve comprises a bearing outer sleeve, the inner wall of the bearing outer sleeve is provided with a plurality of rolling grooves, cylindrical rollers are movably clamped in the plurality of rolling grooves, a bearing inner ring is movably clamped between the outer surfaces of the plurality of cylindrical rollers, an inner sealing groove is provided at the left and right ends of the bearing inner ring, a lubrication mechanism is inserted and fixedly connected at the middle of the outer surface of the bearing outer sleeve, a sealing mechanism is installed at the left and right ends of the bearing outer sleeve, an outer sealing groove is provided at the left and right ends of the bearing outer sleeve, a plurality of heat dissipation ports are provided around the right end of the bearing outer sleeve, a plurality of heat dissipation holes are provided around the right end of the bearing outer sleeve, and mounting holes are provided at the left and right ends of the bearing outer sleeve.

[0006] Preferably, the lubrication mechanism includes a diverter pipe, a plurality of oil pipes are inserted and fixedly connected to the inner side of the diverter pipe, and the ends of the plurality of oil pipes away from the diverter pipe are respectively inserted and fixedly connected to the groove walls of a plurality of rolling grooves, an oil inlet pipe is inserted and fixedly connected to the middle of the front end of the diverter pipe, a sealing cover is threadedly connected to the front end of the outer surface of the oil inlet pipe, and the inner side of the diverter pipe is inserted and fixedly connected to the outer surface of the bearing sleeve.

[0007] Preferably, the diverter pipe is arranged as an annular structure, the ends of the plurality of oil delivery pipes away from the diverter pipe are respectively flush with the groove walls of the plurality of rolling grooves, and the plurality of heat dissipation ports and the plurality of heat dissipation holes are distributed in an interlaced manner.

[0008] Preferably, the sealing mechanism includes a sealing plate, a plurality of screws are threadedly connected to the periphery of the left end of the sealing plate, an outer sealing ring is commonly fixedly connected between the periphery of the right end of the sealing plate, an inner sealing ring is commonly fixedly connected between the middle parts of the right ends of the sealing plates, an avoidance hole is opened in the middle part of the left end of the sealing plate, and the right end of the sealing plate is fixedly connected to the left end of the bearing sleeve by screws.

[0009] Preferably, a plurality of avoidance grooves are provided around the left end of the sealing plate, and the aperture length of the avoidance holes is consistent with the inner diameter length of the bearing inner ring.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] 1. In the utility model, by setting a lubrication mechanism, the lubricating oil can be diverted to a plurality of oil delivery pipes through a diverter pipe, so that the lubricating oil flows into a plurality of rolling grooves to lubricate the cylindrical roller, thereby reducing the friction resistance between the bearing sleeve and the cylindrical roller, thereby enhancing the wear resistance of the bearing sleeve and extending the service life of the bearing sleeve;

[0012] 2. In the utility model, by setting a sealing mechanism, the sealing plate can be installed and fixed on the bearing sleeve by screws, and the connection between the outer sealing ring and the outer sealing groove is achieved by the movable connection between the inner sealing ring and the inner sealing groove, so that the connection between the bearing sleeve and the inner ring of the bearing can be sealed and dustproof, thereby preventing dust from entering the interior of the bearing to cause wear or seizure of the cylindrical roller, and ensuring the use effect of the bearing sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a high-speed heat dissipation bearing sleeve of the utility model;

[0014] Figure 2 This is a schematic diagram of the overall structure of a bearing jacket of a high-speed heat dissipation bearing sleeve of the utility model;

[0015] Figure 3 This is a schematic diagram of the overall structure of a lubrication mechanism of a high-speed heat dissipation bearing sleeve of the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the overall structure of a sealing mechanism of a high-speed heat dissipation bearing sleeve.

[0017] In the figure: 1. bearing outer sleeve; 2. rolling groove; 3. cylindrical roller; 4. bearing inner ring; 5. inner sealing groove; 6. lubrication mechanism; 7. sealing mechanism; 8. outer sealing groove; 9. heat dissipation port; 10. heat dissipation hole; 11. mounting hole; 61. shunt pipe; 62. oil delivery pipe; 63. oil inlet pipe; 64. sealing cover; 71. sealing plate; 72. screws; 73. outer sealing ring; 74. inner sealing ring; 75. avoidance hole. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-4 , the utility model provides a technical solution:

[0022] A high-speed heat-dissipating bearing sleeve comprises a bearing outer sleeve 1, the inner wall of the bearing outer sleeve 1 is provided with a plurality of rolling grooves 2, cylindrical rollers 3 are movably clamped in the plurality of rolling grooves 2, a bearing inner ring 4 is movably clamped between the outer surfaces of the plurality of cylindrical rollers 3, an inner sealing groove 5 is provided at the left and right ends of the bearing inner ring 4, a lubrication mechanism 6 is inserted and fixedly connected at the middle of the outer surface of the bearing outer sleeve 1, a sealing mechanism 7 is installed at the left and right ends of the bearing outer sleeve 1, an outer sealing groove 8 is provided at the left and right ends of the bearing outer sleeve 1, a plurality of heat dissipation ports 9 are provided around the right end of the bearing outer sleeve 1, a plurality of heat dissipation holes 10 are provided around the right end of the bearing outer sleeve 1, and mounting holes 11 are provided at the left and right ends of the bearing outer sleeve 1.

[0023] In this embodiment, the lubrication mechanism 6 includes a shunt pipe 61, and a plurality of oil delivery pipes 62 are inserted and fixedly connected to the inner side of the shunt pipe 61, and the ends of the plurality of oil delivery pipes 62 away from the shunt pipe 61 are respectively inserted and fixedly connected to the groove walls of the plurality of rolling grooves 2, and an oil inlet pipe 63 is inserted and fixedly connected to the middle of the front end of the shunt pipe 61, and a sealing cover 64 is threadedly connected to the front front of the outer surface of the oil inlet pipe 63, and the inner side of the shunt pipe 61 is inserted and fixedly connected to the outer surface of the bearing sleeve 1; the shunt pipe 61 is set as an annular structure, which can realize the comprehensive delivery of lubricating oil, and the ends of the plurality of oil delivery pipes 62 away from the shunt pipe 61 are respectively flush with the groove walls of the plurality of rolling grooves 2, which is beneficial to the delivery of lubricating oil and does not affect the rolling of the cylindrical roller 3, and the plurality of heat dissipation ports 9 and the plurality of heat dissipation holes 10 are staggered with each other, which can enhance the heat dissipation effect and heat dissipation performance of the bearing sleeve.

[0024] In this embodiment, the sealing mechanism 7 includes a sealing plate 71, and a plurality of screws 72 are threadedly connected to the periphery of the left end of the sealing plate 71, an outer sealing ring 73 is fixedly connected between the periphery of the right end of the sealing plate 71, and an inner sealing ring 74 is fixedly connected between the middle of the right end of the sealing plate 71, and a avoidance hole 75 is opened in the middle of the left end of the sealing plate 71, and the right end of the sealing plate 71 is fixedly connected to the left end of the bearing sleeve 1 through the screw 72; a plurality of avoidance grooves are opened around the left end of the sealing plate 71, so that the avoidance groove can accommodate the nut on the screw 72, thereby improving the smoothness of the surface of the sealing plate 71, and the aperture length of the avoidance hole 75 is consistent with the inner diameter length of the bearing inner ring 4, and does not affect the connection between the bearing inner ring 4 and the shaft.

[0025] It should be noted that the utility model is a high-speed heat dissipation bearing sleeve. During use, the sealing plate 71 can be installed and fixed on the bearing sleeve 1 through the threaded connection between the screw 72 and the mounting hole 11, and then the outer sealing ring 73 and the outer sealing groove 8 are clamped together, and the inner sealing ring 74 and the inner sealing groove 5 are movable clamped together to seal and prevent dust from entering the bearing and causing the cylindrical roller 3 to wear or bite, thereby ensuring the use of the bearing sleeve. The effect also improves the practicality of the bearing sleeve. The sealing cover 64 can be removed from the oil inlet pipe 63 by rotating it, and then the lubricating oil is input into the diverter pipe 61 through the oil inlet pipe 63. The lubricating oil can be diverted into a plurality of oil delivery pipes 62 through the diverter pipe 61, so that the lubricating oil flows into a plurality of rolling grooves 2 to lubricate a plurality of cylindrical rollers 3, thereby reducing the friction resistance between the bearing sleeve 1 and the bearing inner ring 4 and the plurality of cylindrical rollers 3, thereby enhancing the wear resistance of the bearing sleeve 1 and extending the service life of the bearing sleeve 1.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-speed heat-dissipating bearing sleeve, comprising a bearing outer sleeve (1), characterized in that: The inner wall of the bearing sleeve (1) is provided with a plurality of rolling grooves (2), and cylindrical rollers (3) are movably clamped in the plurality of rolling grooves (2). A bearing inner ring (4) is movably clamped between the outer surfaces of the plurality of cylindrical rollers (3). The left and right ends of the bearing inner ring (4) are provided with inner sealing grooves (5). A lubrication mechanism (6) is inserted and fixedly connected to the middle of the outer surface of the bearing sleeve (1). A sealing mechanism (7) is installed at the left and right ends of the bearing sleeve (1). An outer sealing groove (8) is provided at the left and right ends of the bearing sleeve (1). A plurality of heat dissipation ports (9) are provided around the right end of the bearing sleeve (1), and a plurality of heat dissipation holes (10) are provided around the right end of the bearing sleeve (1). A mounting hole (11) is provided at the left and right ends of the bearing sleeve (1).

2. A high-speed heat dissipation bearing sleeve according to claim 1, characterized in that: The lubrication mechanism (6) comprises a shunt pipe (61), a plurality of oil delivery pipes (62) are inserted and fixedly connected to the inner side of the shunt pipe (61), and the ends of the plurality of oil delivery pipes (62) away from the shunt pipe (61) are respectively inserted and fixedly connected to the groove walls of a plurality of rolling grooves (2), an oil inlet pipe (63) is inserted and fixedly connected to the middle of the front end of the shunt pipe (61), a sealing cover (64) is threadedly connected to the front end of the outer surface of the oil inlet pipe (63), and the inner side of the shunt pipe (61) is inserted and fixedly connected to the outer surface of the bearing sleeve (1).

3. A high-speed heat dissipation bearing sleeve according to claim 2, characterized in that: The shunt pipe (61) is arranged in an annular structure, the ends of the plurality of oil delivery pipes (62) away from the shunt pipe (61) are respectively flush with the groove walls of the plurality of rolling grooves (2), and the plurality of heat dissipation ports (9) and the plurality of heat dissipation holes (10) are arranged in an interlaced manner.

4. The high-speed heat dissipation bearing sleeve according to claim 1, characterized in that: The sealing mechanism (7) comprises a sealing plate (71), a plurality of screws (72) are threadedly connected to the periphery of the left end of the sealing plate (71), an outer sealing ring (73) is fixedly connected to the periphery of the right end of the sealing plate (71), an inner sealing ring (74) is fixedly connected to the middle of the right end of the sealing plate (71), a avoidance hole (75) is provided in the middle of the left end of the sealing plate (71), and the right end of the sealing plate (71) is fixedly connected to the left end of the bearing sleeve (1) by means of screws (72).

5. The high-speed heat dissipation bearing sleeve according to claim 4, characterized in that: A plurality of avoidance grooves are provided around the left end of the sealing plate (71), and the diameter length of the avoidance hole (75) is consistent with the inner diameter length of the bearing inner ring (4).

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