Synchronizing wheel with heat dissipation mechanism

Abstract

The utility model relates to the technical field of synchronizing wheels, and discloses a synchronizing wheel with a heat dissipation mechanism, which comprises a synchronizing wheel main body, the outer circle of the synchronizing wheel main body is a tooth socket, the end part of the synchronizing wheel main body is provided with a left-right through assembly hole, the two port parts of the assembly hole are of a conical hole structure, and a connecting assembly is arranged in the assembly hole. The synchronizing wheel main body is assembled and fixed with the mounting shaft through a connecting assembly, the connecting assembly comprises a first conical disc and a second conical disc, and heat dissipation air channels are formed in the end faces of the first conical disc and the second conical disc. According to the synchronizing wheel with the heat dissipation mechanism, the synchronizing wheel body and the mounting shaft are assembled and fixed through the expansion and clasping effects of the first conical disc and the second conical disc, the heat dissipation air channels penetrating left and right are formed in the first conical disc and the second conical disc, and the heat dissipation air channels are beneficial to air flowing; therefore, the effect of accelerating heat dissipation on the basis of not influencing the assembly convenience is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of synchronous wheels, in particular to a synchronous wheel with a heat dissipation mechanism. Background Art

[0002] The synchronous wheel has the characteristics of smooth and accurate transmission, but its long-term operation friction will cause the temperature to rise, affecting its transmission accuracy, and it is necessary to increase its heat dissipation performance. The prior art announcement number is CN218177867U, which discloses a synchronous wheel with a heat dissipation mechanism. By setting this device, the synchronous wheel is set to be hollow, and a cooling pipe is arranged inside it, so that the synchronous wheel can be cooled and dissipated to avoid the adverse consequences caused by excessive temperature of the synchronous wheel; it includes a gear skeleton, an extension plate, a gear tooth, a cooling pipe, a sub-mounting port and a female mounting port, the gear skeleton is internally connected and provided with a hexagonal shaft groove, the extension plate is installed on the outside of the gear skeleton, and the gear tooth is installed on the outside of the extension plate, the cooling pipe output end enters through the front side of the hexagonal shaft groove, and it is spread in the hexagonal shaft groove, the extension plate and the gear tooth, and then the cooling pipe output end extends from the rear side of the hexagonal shaft groove, the sub-mounting port is installed at the front input end of the cooling pipe, and the female mounting port is installed at the rear output end of the cooling pipe, and multiple groups of support skeletons are arranged on the sub-mounting port and the female mounting port.

[0003] The above scheme is suitable for narrower synchronous wheels. For synchronous wheels with larger widths, the end face of the synchronous wheel is solid except for the axial hole for installation, which makes it inconvenient to set heat dissipation holes, resulting in poor heat dissipation effect. Based on this, the existing synchronous wheels have the problem of unreasonable installation structure design, which affects heat dissipation and needs further improvement. Utility Model Content

[0004] The purpose of the utility model is to provide a synchronous wheel with a heat dissipation mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a synchronous wheel with a heat dissipation mechanism, comprising a synchronous wheel body, the outer circle of the synchronous wheel body is a tooth groove, the end of the synchronous wheel body is provided with an assembly hole running through the left and right, the two end portions of the assembly hole are a conical hole structure, a connecting component is arranged in the assembly hole, and the synchronous wheel body is assembled and fixed to the mounting shaft through the connecting component.

[0006] The connecting assembly includes a first conical disk and a second conical disk, the first conical disk and the second conical disk are respectively inserted into the two ends of the assembly hole, the end surfaces of the first conical disk and the second conical disk are respectively provided with an axial hole and a plurality of heat dissipation holes, an open groove is provided between the axial hole and the heat dissipation holes, the first conical disk and the second conical disk are tightened and fixed by a plurality of first bolts, so that the outer conical surfaces of the first conical disk and the second conical disk are pressed against the inner conical wall of the assembly hole, and the axial holes of the first conical disk and the second conical disk hug the surface of the mounting shaft, and the first conical disk and the second conical disk are provided with heat dissipation ducts running through left and right to facilitate air passing through and improve heat dissipation performance.

[0007] In some embodiments, the plurality of heat dissipation holes are arranged in a circular array around the axial hole, and the heat dissipation holes have a semicircular structure.

[0008] In some embodiments, a plurality of light holes are provided on the end faces of the first conical disk and the second conical disk, a first bolt is inserted into the light holes of the first conical disk and the second conical disk, a locking nut is threadedly installed on the end of the first bolt, a hexagonal groove is provided at the mouth of the light hole of the second conical disk, the hexagonal cap of the first bolt can be placed in the hexagonal groove, and the first bolt can be rotated to achieve the first conical disk and the second conical disk being clamped, fixed or disassembled.

[0009] In some embodiments, an annular heat dissipation groove is provided on the inner wall of the assembly hole, and a ventilation gap is reserved between the first conical disk and the second conical disk. The ventilation gap, the annular heat dissipation groove, and the heat dissipation holes of the first conical disk and the second conical disk constitute a heat dissipation duct running through the left and right. Air can pass through the heat dissipation duct, which is conducive to passive cooling and heat dissipation.

[0010] In some embodiments, a heat dissipation fan blade is further included, which is fixedly installed on the end of the mounting shaft by a second bolt. An assembly threaded hole and a pin hole are provided at the end of the mounting shaft. A positioning pin is fixedly installed at the end of the heat dissipation fan blade. The positioning pin can be slidably inserted into the pin hole. The end of the second bolt passes through the heat dissipation fan blade thread and is installed in the assembly threaded hole. The heat dissipation fan blade blows air into the heat dissipation air duct to accelerate the air flow speed and realize active air cooling.

[0011] Beneficial Effects

[0012] The utility model provides a synchronous wheel with a heat dissipation mechanism, which has the following beneficial effects:

[0013] 1. The synchronous wheel with a heat dissipation mechanism, the synchronous wheel body utilizes the expansion and clamping effects of the first cone disk and the second cone disk to realize assembly and fixation with the mounting shaft, and the first cone disk and the second cone disk are provided with heat dissipation ducts running through left and right, and the heat dissipation ducts are conducive to the flow of air, thereby achieving the effect of accelerating heat dissipation without affecting the convenience of assembly.

[0014] 2. The synchronous wheel with a heat dissipation mechanism is provided with heat dissipation blades, which are fixedly connected to the end of the mounting shaft by a second bolt. The heat dissipation blades are parallel to the synchronous wheel, and the two rotate synchronously. The heat dissipation blades rotate to blow air into the heat dissipation air duct, accelerate the air flow speed, and achieve a better air-cooling and heat dissipation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall assembly three-dimensional structure;

[0016] Figure 2 for Figure 1 Schematic diagram of the cross-section structure;

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the first cone-shaped disk and the synchronous wheel main body;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the second conical disk and the synchronous wheel main body.

[0019] In the figure: 1 synchronous wheel body, 2 assembly hole, 3 mounting shaft, 4 first conical disk, 5 second conical disk, 6 shaft hole, 7 heat dissipation hole, 8 open groove, 9 first bolt, 10 light hole, 11 locking nut, 12 hexagonal groove, 13 annular heat dissipation groove, 14 heat dissipation fan blade, 15 second bolt, 16 assembly threaded hole, 17 pin hole, 18 positioning pin. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-4 The utility model provides a technical solution: a synchronous wheel with a heat dissipation mechanism, including a synchronous wheel body 1, the outer circle of the synchronous wheel body 1 is a tooth groove, the end of the synchronous wheel body 1 is provided with an assembly hole 2 that passes through the left and right, the two end parts of the assembly hole 2 are a tapered hole structure, a connecting component is arranged in the assembly hole 2, and the synchronous wheel body 1 is assembled and fixed with the installation shaft 3 through the connecting component.

[0022] Among them, the connecting component includes a first conical disk 4 and a second conical disk 5, which are respectively inserted into the two ends of the assembly hole 2, and the end faces of the first conical disk 4 and the second conical disk 5 are respectively provided with an axial hole 6 and a plurality of heat dissipation holes 7, and the plurality of heat dissipation holes 7 are arranged in a circular array around the axial hole 6, and the heat dissipation holes 7 are semicircular structures, and an open groove 8 is provided between the axial hole 6 and the heat dissipation holes 7.

[0023] The first conical disk 4 and the second conical disk 5 are tightened and fixed by multiple first bolts 9. The first conical disk 4 and the second conical disk 5 are close to each other, so that the outer conical surfaces of the first conical disk 4 and the second conical disk 5 are pressed against the inner conical wall of the assembly hole 2, and the axial holes 6 of the first conical disk 4 and the second conical disk 5 are contracted by the pressing force and hold the surface of the mounting shaft 3 tightly.

[0024] Specifically, a plurality of light holes 10 are provided on the end faces of the first conical disk 4 and the second conical disk 5, the first bolt 9 is inserted into the light holes 10 of the first conical disk 4 and the second conical disk 5, a locking nut 11 is threadedly installed on the end of the first bolt 9, and a hexagonal groove 12 is provided at the mouth of the light hole 10 of the second conical disk 5, the hexagonal cap of the first bolt 9 can be placed in the hexagonal groove 12, and the locking nut 11 is tightened during installation. This method can prevent the relative position of the synchronous wheel body 1 and the installation shaft 3 from changing during the installation process, thereby providing convenience for assembly and debugging.

[0025] An annular heat dissipation groove 13 is provided on the inner wall of the assembly hole 2, and a ventilation gap is reserved between the first conical disk 4 and the second conical disk 5. The ventilation gap, the annular heat dissipation groove 13 and the heat dissipation holes 7 of the first conical disk 4 and the second conical disk 5 constitute a heat dissipation duct running through the left and right. During the operation of the synchronous wheel, air can pass through the heat dissipation duct to improve its heat dissipation performance.

[0026] The synchronous wheel body 1 utilizes the expansion and clamping effects of the first conical disk 4 and the second conical disk 5 to achieve assembly and fixation with the mounting shaft 3, and the first conical disk 4 and the second conical disk 5 are provided with heat dissipation ducts running through the left and right sides. The heat dissipation ducts are conducive to the flow of air, thereby achieving the effect of accelerating heat dissipation without affecting the convenience of assembly, and being more convenient to use.

[0027] This embodiment also includes a heat dissipation fan blade 14, which is fixedly installed on the end of the mounting shaft 3 by a second bolt 15. The end of the mounting shaft 3 is provided with an assembly threaded hole 16 and a pin hole 17. A positioning pin 18 is fixedly installed on the end of the heat dissipation fan blade 14. The positioning pin 18 can be slidably inserted into the pin hole 17. The end of the second bolt 15 passes through the heat dissipation fan blade 14 and is threadedly installed in the assembly threaded hole 16.

[0028] By setting the heat dissipation fan blade 14, the heat dissipation fan blade 14 is fixedly connected to the end of the mounting shaft 3 by the second bolt 15. The heat dissipation fan blade 14 is parallel to the synchronous wheel body 1, and the two rotate synchronously. The heat dissipation fan blade 14 blows air into the heat dissipation air duct to accelerate the air flow speed and achieve a better air-cooling and heat dissipation effect.

[0029] Although the 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 synchronous wheel with a heat dissipation mechanism, comprising a synchronous wheel body (1), characterized in that: The outer circle of the synchronous wheel body (1) is a tooth groove, and the end of the synchronous wheel body (1) is provided with an assembly hole (2) that passes through the left and right sides, and the two end portions of the assembly hole (2) are tapered hole structures. A connecting component is arranged in the assembly hole (2), and the synchronous wheel body (1) is assembled and fixed with the installation shaft (3) through the connecting component; The connection assembly comprises a first conical disk (4) and a second conical disk (5), the first conical disk (4) and the second conical disk (5) are respectively inserted into the two ends of the assembly hole (2), the end surfaces of the first conical disk (4) and the second conical disk (5) are respectively provided with an axial hole (6) and a plurality of heat dissipation holes (7), an open groove (8) is provided between the axial hole (6) and the heat dissipation holes (7), the first conical disk (4) and the second conical disk (5) are tightened and fixed by a plurality of first bolts (9), so that the outer conical surfaces of the first conical disk (4) and the second conical disk (5) are pressed against the inner conical wall of the assembly hole (2), and the axial holes (6) of the first conical disk (4) and the second conical disk (5) are tightly held against the surface of the mounting shaft (3).

2. A synchronous wheel with a heat dissipation mechanism according to claim 1, characterized in that: The plurality of heat dissipation holes (7) are arranged in a circular array around the shaft hole (6), and the heat dissipation holes (7) are in a semicircular structure.

3. The synchronous wheel with a heat dissipation mechanism according to claim 2, characterized in that: The end surfaces of the first conical disk (4) and the second conical disk (5) are provided with a plurality of light holes (10), the first bolt (9) is inserted into the light holes (10) of the first conical disk (4) and the second conical disk (5), and a locking nut (11) is threadedly installed on the end of the first bolt (9).

4. The synchronous wheel with a heat dissipation mechanism according to claim 3, characterized in that: A hexagonal groove (12) is provided at the mouth of the light hole (10) of the second cone-shaped disk (5), and the hexagonal cap of the first bolt (9) can be placed in the hexagonal groove (12).

5. The synchronous wheel with a heat dissipation mechanism according to claim 4, characterized in that: An annular heat dissipation groove (13) is provided on the inner wall of the assembly hole (2).

6. The synchronous wheel with a heat dissipation mechanism according to claim 5, characterized in that: A ventilation gap is reserved between the first conical disk (4) and the second conical disk (5), and the ventilation gap, the annular heat dissipation groove (13) and the heat dissipation holes (7) of the first conical disk (4) and the second conical disk (5) form a heat dissipation air duct that runs through the left and right sides.

7. A synchronous wheel with a heat dissipation mechanism according to any one of claims 1 to 6, characterized in that: It also includes a heat dissipation fan blade (14), which is fixedly mounted on the end of the mounting shaft (3) by a second bolt (15).

8. The synchronous wheel with a heat dissipation mechanism according to claim 7, characterized in that: An assembly threaded hole (16) and a pin hole (17) are provided at the end of the installation shaft (3); a positioning pin (18) is fixedly installed at the end of the heat dissipation fan blade (14); the positioning pin (18) can be slidably inserted into the pin hole (17); and the end of the second bolt (15) passes through the heat dissipation fan blade (14) and is threadedly installed in the assembly threaded hole (16).

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