Engine damping device and motorcycle with same
Through the combination of support components, shock-absorbing components and adjustment components, the problem of poor shock absorption effect caused by the rigid connection of the motorcycle engine is solved, and the stability and flexible shock absorption effect of the engine during bumps are achieved.
Patent Information
- Application Number
- CN202510643977.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-19
- Publication Date
- 2025-09-30
AI Technical Summary
When a motorcycle engine is in use, the rigid connection results in poor shock absorption, which affects stable use.
The combined structure of support assembly, shock absorption assembly and adjustment assembly is adopted. Through the action of damping push rod and spring, combined with the adjustment of driving assembly, flexible support and multi-level shock absorption of the engine are achieved.
It improves the stability of the motorcycle engine, enhances the flexibility and adaptability of the shock absorption effect, and ensures that the engine remains stable during bumps.
Smart Images
Figure CN120720360A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of engine vibration reduction, in particular to an engine vibration reduction device and a motorcycle thereof. Background Art
[0002] The motorcycle engine is the core device that powers a motorcycle. Through a series of complex mechanical processes, it converts the chemical energy of fuel into mechanical energy, driving the motorcycle. Motorcycle engines primarily operate in two modes: four-stroke and two-stroke. The most common is the four-stroke engine, which includes four strokes: intake, compression, power, and exhaust. There are various types, including single-cylinder and dual-cylinder engines, air-cooled and water-cooled engines, and valve arrangements, including overhead valves and overhead camshafts. Each engine consists of a cylinder block, piston, connecting rod, crankshaft, and valve train. These components work together to ensure proper engine operation and provide a variety of power performance to suit various riding scenarios and needs.
[0003] When an engine is used on a motorcycle, the engine is assisted in installation by a rigid connector. The motorcycle often shakes during use, and the engine vibration reduction effect after the rigid connector is poor, which is not convenient for stable use of the engine on the motorcycle. Therefore, we propose an engine vibration reduction device and a motorcycle thereof. Summary of the Invention
[0004] The object of the present invention is to provide an engine vibration reduction device and a motorcycle thereof, so as to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: an engine vibration reduction device, comprising an engine body; and further comprising: A support assembly is provided at the bottom of the engine body to assist in supporting the installation of the engine body, and the support assembly is provided in multiple groups; A shock absorbing assembly is provided on the support assembly and is used to absorb vibrations of the engine body after the support is installed; Also, an adjusting component is provided between the supporting component and the shock absorbing component for adjusting the shock absorbing state of the shock absorbing component, and a driving component is provided on the supporting component for driving the adjusting component.
[0006] Preferably, the support assembly includes a mounting cylinder fixed to the outside of the engine body, a spline support cylinder is centrally arranged inside the mounting cylinder, rubber sleeves are fixed on the front and rear sides of the mounting cylinder, and the inner side of the rubber sleeve is fixed to the outer side of the spline support cylinder.
[0007] Preferably, the shock absorbing components are arranged in multiple groups inside the mounting tube, and the multiple groups of shock absorbing components are arranged in a ring array outside the spline support tube.
[0008] Preferably, the shock-absorbing assembly includes an arc-shaped plate, and a first mounting plate and a second mounting plate are provided between the arc-shaped plate and the outer side of the spline support cylinder. The first mounting plate is rotatably connected to the inner side of the arc-shaped plate through a pin shaft, and the second mounting plate is rotatably connected to the outer side of the spline support cylinder through a pin shaft. A damping cylinder is installed on the first mounting plate, and a damping push rod is slidably connected to the damping cylinder, one end of the damping push rod is fixed to the second mounting plate, and a first spring is sleeved on the outer side of the damping cylinder, and the two ends of the first spring are respectively connected to the first mounting plate and the second mounting plate, and a sliding assembly for assisting the sliding connection of the arc plate is provided inside the mounting cylinder.
[0009] Preferably, the sliding assembly includes a circular plate fixed inside the mounting cylinder, a slide plate is slidably connected to the circular plate, a plurality of connecting rods are fixed on the slide plate, and each group of arc plates located on the same side is slidably connected to the connecting rods.
[0010] Preferably, the adjustment assembly includes a drive disk rotatably connected to the inner side of the mounting cylinder, and the drive disk is provided with multiple groups of inclined grooves, each group of the inclined grooves is slidably connected to a transmission pin, and each group of the transmission pins is respectively fixed to one side of each group of slides.
[0011] Preferably, the drive assembly includes an arcuate worm gear fixed to the front side of the drive disc, a worm is provided inside the mounting cylinder, the arcuate worm gear and the worm are meshed with each other, and a rotating assembly for rotating the worm is provided on the mounting cylinder.
[0012] Preferably, the rotating assembly includes a rotating rod rotatably connected to the mounting cylinder, one end of the rotating rod is located inside the mounting cylinder and fixed to the end of the worm, and the rotating rod is concentrically arranged with the worm, and the other end of the rotating rod is located outside the mounting cylinder and fixed with a driving pin, and the end of the driving pin is provided with a hexagonal slot for a hexagonal wrench to be inserted.
[0013] A motorcycle comprises a body, two sets of mounting brackets for assisting the mounting support of an engine body are fixed to the body, and mounting assemblies for assisting the mounting connection are provided between the two ends of the spline support cylinder and the two sets of mounting brackets; The mounting assembly includes a baffle, an elastic assembly for assisting elastic connection is provided between the baffle and the end of the spline support tube, a mounting rod is fixed on the baffle, a mounting sleeve is fixed on the mounting frame, and a locking nut for limiting the position after connection is threadedly connected to the mounting rod.
[0014] The elastic component includes a spline shaft slidably connected to the spline support tube, one end of the spline shaft is fixed to the baffle, and a second spring is sleeved on the outer side of the spline shaft. The two ends of the second spring are respectively connected to the baffle and the end of the spline support tube.
[0015] Compared with the prior art, the present invention has the following beneficial effects: Before use, the motorcycle of the present invention has its engine mounted on a mounting frame of the vehicle body through the interaction of multiple groups of support assemblies, mounting assemblies and elastic assemblies. After installation, the damping effect generated by the sliding of the damping push rod on the damping cylinder and the elastic force generated by the first spring are used to reduce the vibration of the moving mounting cylinder, thereby facilitating the stable use of the engine on the motorcycle. In addition, during the vibration reduction process, the vibration reduction assembly can be used with different vibration reduction effects by adjusting the assembly, thereby further facilitating more flexible vibration reduction operations on the engine. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the overall appearance structure of the present invention; Figure 2 This is a schematic diagram of the engine of the present invention after being installed on a motorcycle; Figure 3 It is a schematic diagram of the structure of the engine and support assembly of the present invention; Figure 4 It is a schematic diagram of the structure of the installation component and the elastic component of the present invention; Figure 5 This is a schematic diagram of the internal structure of the installation cylinder of the present invention; Figure 6 It is a schematic structural diagram of the shock absorbing assembly of the present invention; Figure 7 It is a schematic structural diagram of the sliding assembly of the present invention; Figure 8 It is a schematic structural diagram of the adjustment component and the driving component of the present invention; Figure 9 It is a schematic structural diagram of the rotating assembly of the present invention.
[0017] In the figure: 101, vehicle body; 102, mounting frame; 2, engine body; 301, mounting cylinder; 302, spline support cylinder; 303, rubber sleeve; 401, arc plate; 501, first mounting plate; 502, damping cylinder; 503, damping push rod; 504, second mounting plate; 505, first spring; 601, circular plate; 602, slide plate; 603, connecting rod; 701, driving plate; 702, inclined groove; 703, transmission pin; 801, arc worm gear; 802, worm; 901, rotating rod; 902, driving pin; 903, hexagonal groove; 1001, baffle; 1002, mounting rod; 1003, mounting sleeve; 1004, locking nut; 1101, spline shaft; 1102, second spring. DETAILED DESCRIPTION
[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0019] Example 1 See also Figures 1-9 The engine vibration reduction device shown in the figure includes an engine body 2; and further includes: A support assembly is provided at the bottom of the engine body 2 to assist in the installation and support of the engine body 2. There are multiple groups of support assemblies; A shock absorbing assembly is provided on the supporting assembly for absorbing shock from the engine body 2 after the supporting assembly is installed; and, an adjusting component disposed between the supporting component and the shock absorbing component for adjusting the shock absorbing state of the shock absorbing component, wherein the supporting component is provided with a driving component for driving the adjusting component; It should be noted here that: before the motorcycle is used, the engine is installed on the mounting frame 102 of the vehicle body 101 through the interaction of multiple groups of support components, mounting components and elastic components. After installation, the damping effect generated by the sliding of the damping push rod 503 on the damping cylinder 502 and the elastic force generated by the first spring 505 are used to reduce the vibration of the moving mounting cylinder 301, which facilitates the stable use of the engine on the motorcycle. In the process of shock absorption, by adjusting the components, the shock absorption components can be used with different shock absorption effects, which further facilitates more flexible shock absorption operations on the engine.
[0020] Preferably, the support assembly includes a mounting cylinder 301 fixed to the outside of the engine body 2, a spline support cylinder 302 is centrally arranged inside the mounting cylinder 301, and rubber sleeves 303 are fixed to the front and rear sides of the mounting cylinder 301, and the inner side of the rubber sleeve 303 is fixed to the outer side of the spline support cylinder 302; It should be noted here that the installation cylinder 301 and the spline support cylinder 302 facilitate auxiliary support installation of the engine body 2.
[0021] Preferably, multiple groups of shock absorbing components are provided inside the mounting cylinder 301, and the multiple groups of shock absorbing components are provided in a ring array outside the spline support cylinder 302; It should be noted here that the shock absorption effect is improved by using multiple groups of shock absorption components.
[0022] Preferably, the shock-absorbing assembly includes an arc-shaped plate 401, and a first mounting plate 501 and a second mounting plate 504 are provided between the arc-shaped plate 401 and the outer side of the spline support cylinder 302. The first mounting plate 501 is rotatably connected to the inner side of the arc-shaped plate 401 through a pin, and the second mounting plate 504 is rotatably connected to the outer side of the spline support cylinder 302 through a pin. A damping cylinder 502 is installed on the first mounting plate 501, and a damping push rod 503 is slidably connected to the damping cylinder 502. One end of the damping push rod 503 is fixed to the second mounting plate 504, and a first spring 505 is sleeved on the outer side of the damping cylinder 502. The two ends of the first spring 505 are respectively connected to the first mounting plate 501 and the second mounting plate 504. A sliding component for assisting the sliding connection of the arc-shaped plate 401 is provided inside the mounting cylinder 301; It should be noted here that: as the bumpy use of the motorcycle causes the installed engine to vibrate, it will drive the engine body 2 and the mounting cylinder 301 to move up and down. During the movement, the first mounting plate 501 is squeezed and pushed through the connection between the circular plate 601, the slide plate 602, the connecting rod 603 and the arc plate 401. During the pushing process, the damping push rod 503 is pushed to slide on the damping cylinder 502 through the connection of the first mounting plate 501, and the first spring 505 is compressed and deformed to generate elastic force. The damping effect generated by the sliding of the damping push rod 503 on the damping cylinder 502 and the elastic force generated by the first spring 505 are used to reduce the vibration of the moving mounting cylinder 301, thereby facilitating the stable use of the engine on the motorcycle.
[0023] Preferably, the sliding assembly includes a circular plate 601 fixed inside the mounting cylinder 301, a slide plate 602 is slidably connected to the circular plate 601, and multiple groups of connecting rods 603 are fixed to the slide plate 602, and each group of arc-shaped plates 401 located on the same side is slidably connected to the connecting rod 603; It should be noted that the circular plate 601 , the sliding plate 602 and the connecting rod 603 facilitate the sliding connection of the auxiliary curved plate 401 .
[0024] Preferably, the adjustment assembly includes a drive disk 701 rotatably connected to the inner side of the mounting cylinder 301, and a plurality of groups of inclined slots 702 are provided on the drive disk 701. A transmission pin 703 is slidably connected to each group of inclined slots 702, and each group of transmission pins 703 is respectively fixed to one side of each group of slide plates 602; It should be noted here that: the driving assembly drives the driving disk 701 to rotate. During the rotation of the driving disk 701, the interaction between each group of inclined slots 702 and each group of transmission pins 703 drives each group of slides 602 to be forced to move closer to or away from each other. During the movement of each group of slides 602, the connecting action of the connecting rod 603 drives each group of arc plates 401 to move synchronously, and the arc plates 401 move closer to or away from each other.
[0025] Preferably, the driving assembly includes an arcuate worm gear 801 fixed to the front side of the driving disc 701, a worm 802 is provided inside the mounting cylinder 301, the arcuate worm gear 801 and the worm 802 are meshed with each other, and a rotating assembly for rotating the worm 802 is provided on the mounting cylinder 301; It should be noted here that: the driving pin 902 is driven to rotate through the rotating component, and during the rotation of the driving pin 902, the rotating rod 901 is driven to rotate, and through the rotation of the rotating rod 901, the worm 802 is driven to rotate, and during the rotation of the worm 802, the driving disk 701 is driven to rotate through the mutual engagement transmission between the worm 802 and the arc-shaped worm wheel 801.
[0026] Preferably, the rotating assembly includes a rotating rod 901 rotatably connected to the mounting cylinder 301, one end of the rotating rod 901 is located inside the mounting cylinder 301 and fixed to the end of the worm 802, and the rotating rod 901 and the worm 802 are arranged concentrically, and the other end of the rotating rod 901 is located outside the mounting cylinder 301 and fixed with a driving pin 902, and the end of the driving pin 902 is provided with a hexagonal slot 903 for a hexagonal wrench to be inserted into; It should be noted here that: one end of the external hexagonal wrench is inserted into the hexagonal slot 903 of the driving pin 902. After the insertion, the driving pin 902 is rotated by rotating the hexagonal wrench.
[0027] The motorcycle includes a body 101, on which are fixed two sets of mounting brackets 102 for assisting in mounting and supporting the engine body 2, and mounting assemblies for assisting in mounting and connecting are provided between the two ends of the spline support cylinder 302 and the two sets of mounting brackets 102; It should be noted here that the installation assembly facilitates the rapid positioning and installation of the auxiliary engine.
[0028] The mounting assembly includes a baffle 1001. An elastic assembly for assisting elastic connection is provided between the baffle 1001 and the end of the spline support cylinder 302. A mounting rod 1002 is fixed to the baffle 1001. A mounting sleeve 1003 is fixed to the mounting frame 102. A locking nut 1004 is threadedly connected to the mounting rod 1002 to limit the position after connection. It should be noted here that: before the motorcycle is used, the engine is installed on the mounting frame 102 of the vehicle body 101 through the interaction of multiple groups of support components, mounting components and elastic components. During the installation process, the two groups of baffles 1001 are respectively contracted and pushed toward the two ends of the spline support cylinder 302. By contracting and pushing the two groups of baffles 1001, in the process of contracting and pushing the baffles 1001, part of the spline shaft 1101 is pushed into the interior of the spline support cylinder 302 and the second spring 1102 is deformed by the force to generate elastic force. By contracting and pushing the two groups of baffles 1001, the engine body 2 can be pushed in and placed between the two groups of mounting frames 102, and During the process of pushing the engine body 2 in, the mounting rods 1002 on the two sets of baffles 1001 are aligned with the mounting sleeves 1003 on the two sets of mounting frames 102 respectively. At this time, the second spring 1102 respectively pushes the two sets of baffles 1001 to reset. During the reset pushing process, the mounting rod 1002 passes through the mounting sleeve 1003 and the baffle 1001 and the mounting sleeve 1003 are abutted against each other, thereby performing preliminary positioning of the pushed-in engine. After positioning, the locking nut 1004 is threadedly connected to the mounting rod 1002 and abutted against the inner side of the mounting sleeve 1003. Through the abutment effect, the pushed-in and positioned engine is installed and fixed.
[0029] The elastic component includes a spline shaft 1101 slidably connected to the spline support cylinder 302. One end of the spline shaft 1101 is fixed to the baffle 1001. A second spring 1102 is sleeved on the outer side of the spline shaft 1101. The two ends of the second spring 1102 are respectively connected to the baffle 1001 and the end of the spline support cylinder 302. It should be noted here that: before the motorcycle is used, the engine is installed on the mounting frame 102 of the vehicle body 101 through the interaction of multiple groups of support components, mounting components and elastic components. During the installation process, the two groups of baffles 1001 are respectively contracted and pushed toward the two ends of the spline support tube 302. By contracting and pushing the two groups of baffles 1001, in the process of contracting and pushing the baffles 1001, part of the spline shaft 1101 is pushed into the interior of the spline support tube 302 and the second spring 1102 is deformed by force to generate elastic force. By contracting and pushing the two groups of baffles 1001, the engine body 2 can be pushed in and placed between the two groups of mounting frames 102.
[0030] In this solution: the engine shock absorbing device and the motorcycle thereof include the following steps: Before using the motorcycle, the engine is installed on the mounting frame 102 of the vehicle body 101 through the interaction of multiple groups of support components, mounting components and elastic components. During the installation process, the two groups of baffles 1001 are respectively contracted and pushed toward the two ends of the spline support cylinder 302. By contracting and pushing the two groups of baffles 1001, in the process of contracting and pushing the baffles 1001, part of the spline shaft 1101 is pushed into the interior of the spline support cylinder 302 and the second spring 1102 is deformed by the force to generate elastic force. By contracting and pushing the two groups of baffles 1001, the engine body 2 can be pushed in and placed between the two groups of mounting frames 102, and when the engine During the process of pushing the engine body 2 in, the mounting rods 1002 on the two sets of baffles 1001 are aligned with the mounting sleeves 1003 on the two sets of mounting brackets 102 respectively. At this time, the second springs 1102 respectively push the two sets of baffles 1001 back. During the process of pushing back, the mounting rods 1002 pass through the mounting sleeves 1003 and the baffles 1001 and the mounting sleeves 1003 are abutted against each other, thereby performing preliminary positioning of the pushed-in engine. After positioning, the locking nut 1004 is threadedly connected to the mounting rod 1002 and abutted against the inner side of the mounting sleeve 1003. Through the abutment effect, the pushed-in and positioned engine is installed and fixed. After the engine is installed and fixed, the spline support cylinder 302 is flexibly supported by the connection between the first mounting plate 501, the damping cylinder 502, the damping push rod 503 and the second mounting plate 504 on each group of shock-absorbing components. When the installed engine vibrates due to bumpy use of the motorcycle, the engine body 2 and the mounting cylinder 301 are driven to move up and down. During the movement, the first mounting plate 501 is squeezed and pushed by the connection between the circular plate 601, the slide plate 602, the connecting rod 603 and the arc plate 401. During the pushing process, the connection between the first mounting plate 501 pushes the damping push rod 503 to slide on the damping cylinder 502, causing the first spring 505 to be compressed and deformed to generate elastic force. The damping effect generated by the sliding of the damping push rod 503 on the damping cylinder 502 and the elastic force generated by the first spring 505 are used to reduce the vibration of the moving mounting cylinder 301, thereby facilitating stable use of the engine on the motorcycle. And when the shock-absorbing assembly is in use and needs to be used with different shock-absorbing effects, one end of the external hexagonal wrench is inserted into the hexagonal slot 903 of the driving pin 902. After insertion, the driving pin 902 is driven to rotate by the rotation of the hexagonal wrench. During the rotation of the driving pin 902, the rotating rod 901 is driven to rotate. The rotation of the rotating rod 901 drives the worm 802 to rotate. During the rotation of the worm 802, the mutual meshing transmission between the worm 802 and the arc-shaped worm gear 801 drives the driving disk 701 to rotate. During the rotation of the driving disk 701, the interaction between each group of inclined slots 702 and each group of driving pins 703 is respectively achieved. , driving each group of slide plates 602 to move closer to or away from each other under force. During the movement of each group of slide plates 602, the connecting action of the connecting rod 603 drives each group of curved plates 401 to move synchronously. Through the movement of each group of curved plates 401 towards or away from each other, the first mounting plate 501 is moved toward or away from the second mounting plate 504. Through the mutual movement between the first mounting plate 501 and the second mounting plate 504, the compression deformation of the first spring 505 is adjusted. Through the adjustment of the elastic force of the first spring 505, the shock absorbing assembly can be used with different shock absorbing effects, which further facilitates more flexible shock absorbing operations on the engine.
[0031] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.
[0032] While 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 these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.
Claims
1. Engine shock absorber, including: Engine block (2); It is characterized by further comprising: A support assembly is provided at the bottom of the engine body (2) for assisting the engine body (2) in mounting support, wherein a plurality of support assemblies are provided; A shock absorbing assembly is provided on the supporting assembly and is used to absorb shock from the engine body (2) after the supporting assembly is installed; Also, an adjusting component is provided between the supporting component and the shock absorbing component for adjusting the shock absorbing state of the shock absorbing component, and a driving component is provided on the supporting component for driving the adjusting component.
2. The engine vibration reduction device according to claim 1, characterized in that: The support assembly comprises a mounting cylinder (301) fixed to the outside of the engine body (2), a spline support cylinder (302) being centrally arranged inside the mounting cylinder (301), and rubber sleeves (303) being fixed to the front and rear sides of the mounting cylinder (301), the inner side of the rubber sleeve (303) being fixed to the outer side of the spline support cylinder (302).
3. The engine vibration reduction device according to claim 2, characterized in that: The shock absorbing components are arranged in multiple groups inside the installation cylinder (301), and the multiple groups of shock absorbing components are arranged in a ring array outside the spline support cylinder (302).
4. The engine vibration damping device according to claim 3, characterized in that: The shock-absorbing assembly comprises an arc-shaped plate (401), a first mounting plate (501) and a second mounting plate (504) are provided between the arc-shaped plate (401) and the outer side of the spline support cylinder (302), the first mounting plate (501) being rotatably connected to the inner side of the arc-shaped plate (401) via a pin, the second mounting plate (504) being rotatably connected to the outer side of the spline support cylinder (302) via a pin, and a damping cylinder (502) being installed on the first mounting plate (501). A damping push rod (503) is slidably connected to the damping cylinder (502), one end of the damping push rod (503) is fixed to the second mounting plate (504), a first spring (505) is sleeved on the outer side of the damping cylinder (502), and the two ends of the first spring (505) are respectively connected to the first mounting plate (501) and the second mounting plate (504), and a sliding component for assisting the sliding connection of the arc plate (401) is provided inside the mounting cylinder (301).
5. The engine vibration reduction device according to claim 4, characterized in that: The sliding assembly comprises a circular plate (601) fixed inside the mounting cylinder (301), a slide plate (602) being slidably connected to the circular plate (601), a plurality of connecting rods (603) being fixed to the slide plate (602), and each group of arc-shaped plates (401) located on the same side being slidably connected to the connecting rods (603).
6. The engine vibration reduction device according to claim 5, characterized in that: The adjustment assembly includes a driving disk (701) rotatably connected to the inner side of the mounting cylinder (301), and a plurality of groups of inclined slots (702) are provided on the driving disk (701). Each group of the inclined slots (702) is slidably connected to a transmission pin (703), and each group of the transmission pins (703) is respectively fixed to one side of each group of slide plates (602).
7. The engine vibration reduction device according to claim 6, characterized in that: The driving assembly comprises an arc-shaped worm wheel (801) fixed to the front side of the driving disc (701), a worm (802) is provided inside the mounting cylinder (301), the arc-shaped worm wheel (801) and the worm (802) are meshed with each other, and a rotating assembly for rotating the worm (802) is provided on the mounting cylinder (301).
8. The engine vibration reduction device according to claim 7, characterized in that: The rotating assembly comprises a rotating rod (901) rotatably connected to the mounting cylinder (301), one end of the rotating rod (901) being located inside the mounting cylinder (301) and being fixed to the end of the worm (802), and the rotating rod (901) and the worm (802) being arranged concentrically, and the other end of the rotating rod (901) being located outside the mounting cylinder (301) and being fixed to a driving pin (902), and the end of the driving pin (902) being provided with a hexagonal slot (903) for a hexagonal wrench to be inserted into.
9. A motorcycle, wherein the engine vibration reduction device according to any one of claims 1 to 8 is applied, characterized in that: It comprises a vehicle body (101), two sets of mounting frames (102) for assisting the installation and support of an engine body (2) are fixed on the vehicle body (101), and mounting components for assisting the installation and connection are provided between the two ends of the spline support cylinder (302) and the two sets of mounting frames (102); The mounting assembly comprises a baffle (1001), an elastic assembly for assisting elastic connection is provided between the baffle (1001) and the end of the spline support cylinder (302), a mounting rod (1002) is fixed on the baffle (1001), a mounting sleeve (1003) is fixed on the mounting frame (102), and a locking nut (1004) for limiting the position after connection is threadedly connected to the mounting rod (1002).
10. The motorcycle according to claim 9, characterized in that: The elastic component includes a spline shaft (1101) slidably connected to the spline support tube (302), one end of the spline shaft (1101) is fixed to the baffle (1001), and a second spring (1102) is sleeved on the outer side of the spline shaft (1101), and the two ends of the second spring (1102) are respectively connected to the baffle (1001) and the end of the spline support tube (302).