WO2022262396A1 - Engine suspension structure of large-displacement pedal motorcycle - Google Patents

Engine suspension structure of large-displacement pedal motorcycle Download PDF

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Publication number
WO2022262396A1
WO2022262396A1 PCT/CN2022/086506 CN2022086506W WO2022262396A1 WO 2022262396 A1 WO2022262396 A1 WO 2022262396A1 CN 2022086506 W CN2022086506 W CN 2022086506W WO 2022262396 A1 WO2022262396 A1 WO 2022262396A1
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Prior art keywords
engine
cradle
connecting rod
hinged
suspension structure
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PCT/CN2022/086506
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French (fr)
Chinese (zh)
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尹鑫林
阙宇明
刘权
王清友
赵生军
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重庆宗申创新技术研究院有限公司
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Publication of WO2022262396A1 publication Critical patent/WO2022262396A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M7/00—Motorcycles characterised by position of motor or engine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
    • B62K11/02—Frames
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Definitions

  • the invention relates to the field of motorcycle suspension, in particular to a large-displacement scooter engine suspension structure.
  • the motorcycle engine suspension structure is a mechanism for installing the motorcycle engine on the motorcycle frame. Whether its structural design is reasonable or not affects the strength of vibration and impact during motorcycle driving, and is very important to the comfort of motorcycle driving. When the traditional scooter starts to accelerate, the engine shocks back and forth, and the driving experience is poor. With the increase of the engine displacement, the vibration brought to the whole vehicle will intensify.
  • the present invention provides a large-displacement scooter engine suspension structure, which reduces the front and rear shocks and increases the comfort of the motorcycle.
  • a large-displacement scooter engine suspension structure is characterized in that: it includes a vehicle frame, an engine, and an engine connection plate, wherein the number of the engine connection plates is two and respectively fixed to the left and right sides of the vehicle frame, and the The engine is hinged to the engine connection plate through the engine connection shaft, and a rubber spacer is arranged between the engine connection shaft and the engine connection plate, and the engine is also hinged to the first cradle through the engine connection shaft , the frame is hinged with a second cradle, the second cradle is located behind the first cradle, the first cradle is hinged with the second cradle, and the second cradle A shock-absorbing sleeve connecting rod is hinged on the top, and the rear end of the shock-absorbing sleeve connecting rod is connected to the rear of the vehicle frame, and a rubber buffer block is arranged between the shock-absorbing sleeve connecting rod and the vehicle frame.
  • connection point A between the second cradle and the first cradle, the connection point B between the second cradle and the frame, and the connection point between the second cradle and the connecting rod of the shock absorber The projection of C on the same longitudinal plane is in a triangular distribution, in which the connection point A is located in front, the connection point B is located above, and the connection point C is located in the rear.
  • the connecting rod of the shock absorber is arranged in an oblique upward direction.
  • bearing holes are provided on the left and right sides of the rear connection point of the engine, and the engine is connected to the engine connecting shaft through the bearings arranged in the bearing holes, and between the bearing and the engine connecting shaft There is a bushing between them.
  • the rubber spacer is sleeved on the engine connection shaft, and the rubber spacer is located in the ring sleeve.
  • the front end of the first cradle has a shaft tube, and the engine connecting shaft passes through the shaft tube and is relatively rotatable.
  • the second cradle is hingedly connected to the vehicle frame through the first connecting shaft running through the left and right sides of the vehicle frame, and the first connecting shaft is also sleeved with an adjusting screw sleeve, and the adjusting The screw sleeve is arranged adjacent to one end of the second cradle, and the second cradle has two downwardly extending mounting plates, and the rear end of the first cradle is connected through a second connecting plate through the mounting plates.
  • the shaft is hinged on the second cradle.
  • an inner bushing is sheathed on the second connecting shaft, and a needle bearing matched with the inner bushing is arranged on the first cradle.
  • the middle part of the second cradle has a mounting lug extending downward and obliquely rearward, the lower end of the shock absorbing sleeve connecting rod is hinged on the mounting lug, and the rear part of the shock absorbing sleeve connecting rod is A stepped shaft, the neck of the shock absorber connecting rod passes through the vehicle frame, the rubber buffer block is sleeved on the journal of the shock absorber connecting rod, and passes through the shaft of the shock absorber connecting rod Shoulder limit, the number of the rubber buffer block is two, the two rubber buffer blocks are respectively clamped on both sides of the frame, the rear end of the shock absorber connecting rod is equipped with a nut locking .
  • the beneficial effects of the present invention include: reducing the forward and backward movement impact of the engine when the motorcycle starts to accelerate, the multiple soft connections greatly reduce the vibration brought by the engine to the whole vehicle, and improve the driving stability of the motorcycle and the stability of the vehicle. durability.
  • Fig. 1 is a structural representation of the present invention
  • Fig. 2 is a schematic diagram of the connecting structure of the engine of the present invention.
  • Fig. 3 is the sectional view of A-A among Fig. 2;
  • Fig. 4 is a sectional view of B-B in Fig. 3 .
  • a large-displacement scooter engine suspension structure as shown in Figures 1-4 comprising a vehicle frame 1, an engine 2, an engine connecting plate 3, a first cradle 6, and a second cradle 7.
  • the number of engine connecting plates 3 is two, respectively affixed to the left and right sides of the vehicle frame 1, and the front portion of the engine connecting plates 3 protrudes forward.
  • the engine 2 is hinged to the engine connecting plate 3 through the engine connecting shaft 4, and a rubber spacer 5 is arranged between the engine connecting shaft 4 and the engine connecting plate 3 to absorb shock.
  • the engine 2 is also hinged to the first cradle 6 through the engine connection shaft 4 .
  • the second cradle 7 is hinged with the vehicle frame 1 , and the second cradle 7 is located behind the first cradle 6 .
  • the rear part of the first cradle 6 is hinged with the second cradle 7 .
  • the second cradle 7 is hinged with a shock absorber connecting rod 8, the rear end of the shock absorber connecting rod 8 is connected to the rear of the frame 1, and a rubber buffer block is arranged between the shock absorber connecting rod 8 and the frame 1 9.
  • the structure is that the engine 2 performs primary shock absorption through the rubber spacer 5, and then transfers the front and rear impacts to the rotation of the cradle through the rotating movement of the cradle, and further performs secondary shock absorption through the shock absorbing sleeve connecting rod 8 and the rubber buffer block 9, At the same time, it is also beneficial to change the direction of the impact force.
  • the projections of the connection point C of the rod 8 in the same longitudinal plane are distributed in a triangle, wherein the connection point A is located in front, the connection point B is located above, and the connection point C is located in the rear.
  • bearing holes are arranged on the left and right sides of the rear connection point of the engine 2, and the engine 2 is connected with the engine connecting shaft 4 through the bearing 10 arranged in the bearing hole, and the bearing 10 and the engine connecting shaft 4 Bushings are arranged between them.
  • the front end of the first cradle 6 has a shaft tube, and the engine connecting shaft 4 passes through the shaft tube and is relatively rotatable.
  • the shaft tube is also limited to the symmetrical middle part of the engine.
  • the second cradle 7 is hingedly connected to the vehicle frame 1 through the first connecting shaft 11 passing through the left and right sides of the vehicle frame 1 .
  • the first connecting shaft 11 is also sleeved with an adjusting screw sleeve 13, which is adjacent to one end of the second cradle 7 for adjusting the connection between the second cradle 7 and the vehicle frame 1 on the first connecting shaft 11.
  • the installation gap between them reduces the axial movement of the second cradle 7.
  • An inner bushing 14 is sheathed on the second connecting shaft 12 , and a needle roller bearing 15 matched with the inner bushing 14 is arranged on the first cradle 6 .
  • the middle part of the second cradle 7 has mounting lugs extending downward and obliquely rearward, and the lower end of the shock-absorbing sleeve connecting rod 8 is hinged on the mounting lugs.
  • the rear part of the shock-absorbing sleeve connecting rod 8 is a stepped shaft, the journal of the shock-absorbing sleeve connecting rod 8 passes through the vehicle frame 1, and the rubber buffer block 9 is sleeved on the journal of the shock-absorbing sleeve connecting rod 8, and through the shock-absorbing
  • the shoulder limit of the sleeve connecting rod 8, the number of rubber buffer blocks 9 is two, and the two rubber buffer blocks 9 are respectively clamped on both sides of the vehicle frame 1, and the rear end of the shock absorbing sleeve connecting rod 8 is equipped with a nut lock tight.
  • This structure can absorb the rigid impact of the shock absorber connecting rod 8 on the vehicle frame 1 .

Abstract

An engine suspension structure of a large-displacement pedal motorcycle, the engine suspension structure comprising a frame (1), an engine (2) and engine connecting plates (3), wherein two engine connecting plates (3) are provided and are respectively fixedly connected to left and right sides of the frame (1), the engine (2) is hinged to the engine connecting plates (3) by means of an engine connecting shaft (4), rubber spacer bushes (5) are arranged between the engine connecting shaft (4) and the engine connecting plates (3), a first cradle (6) is further connected to the engine (2) in a hinged manner by means of the engine connecting shaft (4), a second cradle (7) is hinged to the frame (1), the second cradle (7) is located behind the first cradle (6), the first cradle (6) is hinged to the second cradle (7), a damping sleeve connecting rod (8) is hinged to the second cradle (7), a rear end of the damping sleeve connecting rod (8) is connected to a rear part of the frame (1), and rubber buffer blocks (9) are arranged between the damping sleeve connecting rod (8) and the frame (1). By means of the structure, a forward-backward motion impact of the engine during starting acceleration of the motorcycle is decreased, the engine vibration borne by the whole motorcycle is reduced, and the driving stability of the motorcycle is improved.

Description

一种大排量踏板摩托车发动机悬挂结构A large-displacement scooter engine suspension structure
本申请要求于2021年06月18日提交中国专利局、申请号为202110677166.7、发明名称为“一种大排量踏板摩托车发动机悬挂结构”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。This application claims the priority of the Chinese patent application with the application number 202110677166.7 and the title of the invention "a large-displacement scooter engine suspension structure" submitted to the China Patent Office on June 18, 2021, the entire contents of which are incorporated by reference in this application.
技术领域technical field
本发明涉及摩托车悬挂领域，具体涉及一种大排量踏板摩托车发动机悬挂结构。The invention relates to the field of motorcycle suspension, in particular to a large-displacement scooter engine suspension structure.
背景技术Background technique
摩托车发动机悬挂结构是将摩托车发动机安装在摩托车车架的机构。其结构设计是否合理影响到摩托车行驶中的震动和冲击强弱，对摩托车驾驶舒适性至关重要。传统踏板摩托车起步加速时发动机前后冲击，驾驶体验差，且随着发动机排量的增大，随之带给整车的震动加剧。The motorcycle engine suspension structure is a mechanism for installing the motorcycle engine on the motorcycle frame. Whether its structural design is reasonable or not affects the strength of vibration and impact during motorcycle driving, and is very important to the comfort of motorcycle driving. When the traditional scooter starts to accelerate, the engine shocks back and forth, and the driving experience is poor. With the increase of the engine displacement, the vibration brought to the whole vehicle will intensify.
发明内容Contents of the invention
针对上述现有技术中的不足之处，本发明提供一种大排量踏板摩托车发动机悬挂结构，其降低前后冲击，增加了摩托车的舒适性。Aiming at the deficiencies in the above-mentioned prior art, the present invention provides a large-displacement scooter engine suspension structure, which reduces the front and rear shocks and increases the comfort of the motorcycle.
为了达到上述目的，本发明采用了以下技术方案：In order to achieve the above object, the present invention adopts the following technical solutions:
一种大排量踏板摩托车发动机悬挂结构，其特征在于：包括车架、发动机、发动机连接板，其中所述发动机连接板数量为两个分别与所述车架左右两侧固接，所述发动机通过发动机连接轴与所述发动机连接板铰接，且所述发动机连接轴与所述发动机连接板之间设置有橡胶隔套，所述发动机还通过所述发动机连接轴铰接连接有第一摇架，所述车架上铰接有第二摇架，所述第二摇架位于所述第一摇架的后方，所述第一摇架与所述第二摇架铰接，所述第二摇架上铰接有减震套连接杆，所述减震套连接杆后端与所述车架的后部连接，且所述减震套连杆与所述车架之间设置有橡胶缓冲块。A large-displacement scooter engine suspension structure is characterized in that: it includes a vehicle frame, an engine, and an engine connection plate, wherein the number of the engine connection plates is two and respectively fixed to the left and right sides of the vehicle frame, and the The engine is hinged to the engine connection plate through the engine connection shaft, and a rubber spacer is arranged between the engine connection shaft and the engine connection plate, and the engine is also hinged to the first cradle through the engine connection shaft , the frame is hinged with a second cradle, the second cradle is located behind the first cradle, the first cradle is hinged with the second cradle, and the second cradle A shock-absorbing sleeve connecting rod is hinged on the top, and the rear end of the shock-absorbing sleeve connecting rod is connected to the rear of the vehicle frame, and a rubber buffer block is arranged between the shock-absorbing sleeve connecting rod and the vehicle frame.
进一步地，所述第二摇架与第一摇架的连接点A、所述第二摇架与车 架的连接点B、所述第二摇架与所述减震套连接杆的连接点C在同一纵界面内的投影呈三角形分布，其中连接点A位于前方，连接点B处位于上方，连接点C位于后方。Further, the connection point A between the second cradle and the first cradle, the connection point B between the second cradle and the frame, and the connection point between the second cradle and the connecting rod of the shock absorber The projection of C on the same longitudinal plane is in a triangular distribution, in which the connection point A is located in front, the connection point B is located above, and the connection point C is located in the rear.
进一步地，所述减震套连接杆沿倾斜向上的方向布置。Further, the connecting rod of the shock absorber is arranged in an oblique upward direction.
进一步地，在所述发动机后连接点的左右两侧均设置有轴承孔，所述发动机通过设置在轴承孔内的轴承与所述发动机连接轴配合连接，且在所述轴承和发动机连接轴之间设置有衬套。Further, bearing holes are provided on the left and right sides of the rear connection point of the engine, and the engine is connected to the engine connecting shaft through the bearings arranged in the bearing holes, and between the bearing and the engine connecting shaft There is a bushing between them.
进一步地，所述发动机连接板上具有环套，所述橡胶隔套套设在所述发动机连接轴上，且所述橡胶隔套位于所述环套内。Further, there is a ring sleeve on the engine connection plate, the rubber spacer is sleeved on the engine connection shaft, and the rubber spacer is located in the ring sleeve.
进一步地，所述第一摇架前端具有轴管，所述发动机连接轴穿过所述轴管，且可相对转动。Further, the front end of the first cradle has a shaft tube, and the engine connecting shaft passes through the shaft tube and is relatively rotatable.
进一步地，所述第二摇架通过贯穿所述车架左右两侧的第一连接轴铰链连接在所述车架上，所述第一连接轴上还套设有调节螺套，所述调节螺套紧邻设置于所述第二摇架的一端，所述第二摇架上具有两个向下延伸的安装板，所述第一摇架的后端通过贯穿所述安装板的第二连接轴铰接在所述第二摇架上。Further, the second cradle is hingedly connected to the vehicle frame through the first connecting shaft running through the left and right sides of the vehicle frame, and the first connecting shaft is also sleeved with an adjusting screw sleeve, and the adjusting The screw sleeve is arranged adjacent to one end of the second cradle, and the second cradle has two downwardly extending mounting plates, and the rear end of the first cradle is connected through a second connecting plate through the mounting plates. The shaft is hinged on the second cradle.
进一步地，所述第二连接轴上套设有内衬套，所述第一摇架上设置有与所述内衬套配合的滚针轴承。Further, an inner bushing is sheathed on the second connecting shaft, and a needle bearing matched with the inner bushing is arranged on the first cradle.
进一步地，所述第二摇架的中部具有向下侧斜后方延伸的安装支耳，所述减震套连杆下端铰接在所述安装支耳上，所述减震套连杆后部为阶梯轴，所述减震套连杆的轴颈部穿过所述车架，所述橡胶缓冲块套设在所述减震套连杆的轴颈上，且通过减震套连杆的轴肩限位，所述橡胶缓冲块的数量为两个，两个所述橡胶缓冲块分别夹持在所述车架的两侧，所述减震套连杆后端部配合设置有螺母锁紧。Further, the middle part of the second cradle has a mounting lug extending downward and obliquely rearward, the lower end of the shock absorbing sleeve connecting rod is hinged on the mounting lug, and the rear part of the shock absorbing sleeve connecting rod is A stepped shaft, the neck of the shock absorber connecting rod passes through the vehicle frame, the rubber buffer block is sleeved on the journal of the shock absorber connecting rod, and passes through the shaft of the shock absorber connecting rod Shoulder limit, the number of the rubber buffer block is two, the two rubber buffer blocks are respectively clamped on both sides of the frame, the rear end of the shock absorber connecting rod is equipped with a nut locking .
本发明的有益效果包括：降低了摩托车起步加速时发动机的前后窜动冲击，多处软连接极大程度的减小了发动机带给整车的震动，提高了摩托车的驾驶稳定性和车辆耐久性。The beneficial effects of the present invention include: reducing the forward and backward movement impact of the engine when the motorcycle starts to accelerate, the multiple soft connections greatly reduce the vibration brought by the engine to the whole vehicle, and improve the driving stability of the motorcycle and the stability of the vehicle. durability.
附图说明Description of drawings
图1是本发明的结构示意图；Fig. 1 is a structural representation of the present invention;
图2是本发明的发动机连接结构示意图；Fig. 2 is a schematic diagram of the connecting structure of the engine of the present invention;
图3是图2中A-A的剖视图；Fig. 3 is the sectional view of A-A among Fig. 2;
图4是图3中B-B的剖视图。Fig. 4 is a sectional view of B-B in Fig. 3 .
具体实施方式detailed description
下面结合具体实施例及附图来进一步详细说明本发明。The present invention will be described in further detail below in conjunction with specific embodiments and accompanying drawings.
一种如图1-4所示的大排量踏板摩托车发动机悬挂结构，包括车架1、发动机2、发动机连接板3、第一摇架6、第二摇架7。其中发动机连接板3数量为两个分别与车架1左右两侧固接，发动机连接板3前部向前方突出。发动机2通过发动机连接轴4与发动机连接板3铰接，且发动机连接轴4与发动机连接板3之间设置有橡胶隔套5吸震。发动机2还通过发动机连接轴4与第一摇架6铰接。第二摇架7与车架1铰接，第二摇架7位于第一摇架6的后方。第一摇架6后部与第二摇架7铰接。第二摇架7上铰接有减震套连接杆8，减震套连接杆8后端与车架1的后部连接，且减震套连杆8与车架1之间设置有橡胶缓冲块9。该结构在于发动机2通过橡胶隔套5进行一次吸震，再通过摇架旋转运动，将前后冲击转移到摇架的转动，进一步的通过减震套连杆8及橡胶缓冲块9进行二次吸震，同时还有利于改变冲击力的方向。A large-displacement scooter engine suspension structure as shown in Figures 1-4, comprising a vehicle frame 1, an engine 2, an engine connecting plate 3, a first cradle 6, and a second cradle 7. Wherein the number of engine connecting plates 3 is two, respectively affixed to the left and right sides of the vehicle frame 1, and the front portion of the engine connecting plates 3 protrudes forward. The engine 2 is hinged to the engine connecting plate 3 through the engine connecting shaft 4, and a rubber spacer 5 is arranged between the engine connecting shaft 4 and the engine connecting plate 3 to absorb shock. The engine 2 is also hinged to the first cradle 6 through the engine connection shaft 4 . The second cradle 7 is hinged with the vehicle frame 1 , and the second cradle 7 is located behind the first cradle 6 . The rear part of the first cradle 6 is hinged with the second cradle 7 . The second cradle 7 is hinged with a shock absorber connecting rod 8, the rear end of the shock absorber connecting rod 8 is connected to the rear of the frame 1, and a rubber buffer block is arranged between the shock absorber connecting rod 8 and the frame 1 9. The structure is that the engine 2 performs primary shock absorption through the rubber spacer 5, and then transfers the front and rear impacts to the rotation of the cradle through the rotating movement of the cradle, and further performs secondary shock absorption through the shock absorbing sleeve connecting rod 8 and the rubber buffer block 9, At the same time, it is also beneficial to change the direction of the impact force.
如图2所示，本实施例中第二摇架7与第一摇架6的连接点A、第二摇架7与车架1的连接点B、第二摇架7与减震套连接杆8的连接点C在同一纵界面内的投影呈三角形分布，其中连接点A位于前方，连接点B处位于上方，连接点C位于后方。由此可以将发动机的前后冲击转换为第二摇架7的转动，进一步的减震套连接杆8沿倾斜向上的方向布置，便于将前后方向的冲击改变方向，从而增加车辆的舒适性。As shown in Figure 2, in this embodiment, the connection point A between the second cradle 7 and the first cradle 6, the connection point B between the second cradle 7 and the frame 1, and the connection between the second cradle 7 and the shock absorber The projections of the connection point C of the rod 8 in the same longitudinal plane are distributed in a triangle, wherein the connection point A is located in front, the connection point B is located above, and the connection point C is located in the rear. Thereby, the front and rear impact of the engine can be converted into the rotation of the second cradle 7, and the further shock absorber connecting rod 8 is arranged in an oblique upward direction, which is convenient for changing the direction of the front and rear impact, thereby increasing the comfort of the vehicle.
如图3所示，在发动机2后连接点的左右两侧均设置有轴承孔，发动机2通过设置在轴承孔内的轴承10与发动机连接轴4配合连接，且在轴承10和发动机连接轴4之间设置有衬套。As shown in Figure 3, bearing holes are arranged on the left and right sides of the rear connection point of the engine 2, and the engine 2 is connected with the engine connecting shaft 4 through the bearing 10 arranged in the bearing hole, and the bearing 10 and the engine connecting shaft 4 Bushings are arranged between them.
如图3所示，发动机连接板3上具有环套，橡胶隔套5套设在发动机连接轴4上，且橡胶隔套5位于环套内，从而发动机的冲击力一部分可以被橡胶隔套5吸收，降低车架1的震动。As shown in Figure 3, there is a ring sleeve on the engine connecting plate 3, and the rubber spacer 5 is sleeved on the engine connecting shaft 4, and the rubber spacer 5 is located in the ring sleeve, so that part of the impact force of the engine can be absorbed by the rubber spacer 5 Absorb and reduce the vibration of the vehicle frame 1.
如图3所示，第一摇架6前端具有轴管，发动机连接轴4穿过轴管，且可相对转动。该轴管还限位与发动机的对称中部。As shown in FIG. 3 , the front end of the first cradle 6 has a shaft tube, and the engine connecting shaft 4 passes through the shaft tube and is relatively rotatable. The shaft tube is also limited to the symmetrical middle part of the engine.
如图4所示，第二摇架7通过贯穿车架1左右两侧的第一连接轴11铰链连接在车架1上。该第一连接轴11上还套设有调节螺套13，调节螺套13紧邻设置于第二摇架7的一端，用于调节第二摇架7在第一连接轴11上与车架1之间的安装间隙，减少第二摇架7的轴向窜动。第二摇架7上具有两个向下延伸的安装板，第一摇架6的后端通过贯穿安装板的第二连接轴12铰接在第二摇架7上。第二连接轴12上套设有内衬套14，第一摇架6上设置有与内衬套14配合的滚针轴承15。As shown in FIG. 4 , the second cradle 7 is hingedly connected to the vehicle frame 1 through the first connecting shaft 11 passing through the left and right sides of the vehicle frame 1 . The first connecting shaft 11 is also sleeved with an adjusting screw sleeve 13, which is adjacent to one end of the second cradle 7 for adjusting the connection between the second cradle 7 and the vehicle frame 1 on the first connecting shaft 11. The installation gap between them reduces the axial movement of the second cradle 7. There are two mounting plates extending downward on the second cradle 7 , and the rear end of the first cradle 6 is hinged on the second cradle 7 through the second connecting shaft 12 passing through the mounting plates. An inner bushing 14 is sheathed on the second connecting shaft 12 , and a needle roller bearing 15 matched with the inner bushing 14 is arranged on the first cradle 6 .
如图1和3所示，第二摇架7的中部具有向下侧斜后方延伸的安装支耳，减震套连杆8下端铰接在安装支耳上。减震套连杆8后部为阶梯轴，减震套连杆8的轴颈部穿过车架1，橡胶缓冲块9套设在减震套连杆8的轴颈上，且通过减震套连杆8的轴肩限位，橡胶缓冲块9的数量为两个，两个橡胶缓冲块9分别夹持在车架1的两侧，减震套连杆8后端部配合设置有螺母锁紧。此结构可以吸收减震套连杆8对车架1的刚性冲击。As shown in Figures 1 and 3, the middle part of the second cradle 7 has mounting lugs extending downward and obliquely rearward, and the lower end of the shock-absorbing sleeve connecting rod 8 is hinged on the mounting lugs. The rear part of the shock-absorbing sleeve connecting rod 8 is a stepped shaft, the journal of the shock-absorbing sleeve connecting rod 8 passes through the vehicle frame 1, and the rubber buffer block 9 is sleeved on the journal of the shock-absorbing sleeve connecting rod 8, and through the shock-absorbing The shoulder limit of the sleeve connecting rod 8, the number of rubber buffer blocks 9 is two, and the two rubber buffer blocks 9 are respectively clamped on both sides of the vehicle frame 1, and the rear end of the shock absorbing sleeve connecting rod 8 is equipped with a nut lock tight. This structure can absorb the rigid impact of the shock absorber connecting rod 8 on the vehicle frame 1 .
以上对本发明实施例所提供的技术方案进行了详细介绍，本文中应用了具体个例对本发明实施例的原理以及实施方式进行了阐述，以上实施例的说明只适用于帮助理解本发明实施例的原理；同时，对于本领域的一般技术人员，依据本发明实施例，在具体实施方式以及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本发明的限制。The technical solutions provided by the embodiments of the present invention have been introduced in detail above, and the principles and implementation modes of the embodiments of the present invention have been explained by using specific examples in this paper. The descriptions of the above embodiments are only applicable to help understand the embodiments of the present invention At the same time, for those of ordinary skill in the art, according to the embodiment of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as limiting the present invention.

Claims (9)

  1. 一种大排量踏板摩托车发动机悬挂结构，其特征在于：包括车架(1)、发动机(2)、发动机连接板(3)，其中所述发动机连接板(3)数量为两个分别与所述车架(1)左右两侧固接，所述发动机(2)通过发动机连接轴(4)与所述发动机连接板(3)铰接，且所述发动机连接轴(4)与所述发动机连接板(3)之间设置有橡胶隔套(5)，所述发动机(2)还通过所述发动机连接轴(4)铰接连接有第一摇架(6)，所述车架(1)上铰接有第二摇架(7)，所述第二摇架(7)位于所述第一摇架(6)的后方，所述第一摇架(6)与所述第二摇架(7)铰接，所述第二摇架(7)上铰接有减震套连接杆(8)，所述减震套连接杆(8)后端与所述车架(1)的后部连接，且所述减震套连杆(8)与所述车架(1)之间设置有橡胶缓冲块(9)。A large-displacement scooter engine suspension structure is characterized in that it includes a vehicle frame (1), an engine (2), and an engine connecting plate (3), wherein the number of the engine connecting plates (3) is two respectively The left and right sides of the frame (1) are fixed, the engine (2) is hinged to the engine connecting plate (3) through the engine connecting shaft (4), and the engine connecting shaft (4) is connected to the engine A rubber spacer (5) is arranged between the connection plates (3), and the engine (2) is also hingedly connected with a first cradle (6) through the engine connection shaft (4), and the vehicle frame (1) A second cradle (7) is hinged on the top, and the second cradle (7) is located behind the first cradle (6), and the first cradle (6) and the second cradle ( 7) hinged, the second cradle (7) is hinged with a shock absorber connecting rod (8), the rear end of the shock absorber connecting rod (8) is connected to the rear of the vehicle frame (1), And a rubber buffer block (9) is arranged between the shock absorbing sleeve connecting rod (8) and the vehicle frame (1).
  2. 根据权利要求1所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：所述第二摇架(7)与第一摇架(6)的连接点A、所述第二摇架(7)与车架(1)的连接点B、所述第二摇架(7)与所述减震套连接杆(8)的连接点C在同一纵界面内的投影呈三角形分布，其中连接点A位于前方，连接点B处位于上方，连接点C位于后方。A large-displacement scooter engine suspension structure according to claim 1, characterized in that: the connection point A between the second cradle (7) and the first cradle (6), the second cradle The projections of the connection point B between the frame (7) and the vehicle frame (1) and the connection point C between the second cradle (7) and the shock absorber connecting rod (8) in the same longitudinal interface are distributed in a triangle, The connection point A is at the front, the connection point B is at the top, and the connection point C is at the rear.
  3. 根据权利要求1所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：所述减震套连接杆(8)沿倾斜向上的方向布置。The engine suspension structure of a large-displacement scooter according to claim 1, characterized in that: the shock absorber connecting rod (8) is arranged in an oblique upward direction.
  4. 根据权利要求1所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：在所述发动机(2)后连接点的左右两侧均设置有轴承孔，所述发动机(2)通过设置在轴承孔内的轴承(10)与所述发动机连接轴(4)配合连接，且在所述轴承(10)和发动机连接轴(4)之间设置有衬套。The engine suspension structure of a large-displacement scooter according to claim 1, characterized in that: bearing holes are arranged on both sides of the rear connection point of the engine (2), and the engine (2) passes through A bearing (10) arranged in the bearing hole is fitted and connected with the engine connecting shaft (4), and a bushing is arranged between the bearing (10) and the engine connecting shaft (4).
  5. 根据权利要求1所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：所述发动机连接板(3)上具有环套，所述橡胶隔套(5)套设在所述发动机连接轴(4)上，且所述橡胶隔套(5)位于所述环套内。A large-displacement scooter engine suspension structure according to claim 1, characterized in that: the engine connection plate (3) has a ring sleeve, and the rubber spacer sleeve (5) is sleeved on the engine on the connecting shaft (4), and the rubber spacer (5) is located in the ring sleeve.
  6. 根据权利要求1所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：所述第一摇架(6)前端具有轴管，所述发动机连接轴(4)穿过所述轴管，且可相对转动。A large-displacement scooter engine suspension structure according to claim 1, characterized in that: the front end of the first cradle (6) has a shaft tube, and the engine connecting shaft (4) passes through the shaft tube, and can be rotated relative to each other.
  7. 根据权利要求1所述的一种大排量踏板摩托车发动机悬挂结构，其 特征在于：所述第二摇架(7)通过贯穿所述车架(1)左右两侧的第一连接轴(11)铰链连接在所述车架(1)上，所述第一连接轴(11)上还套设有调节螺套(13)，所述调节螺套(13)紧邻设置于所述第二摇架(7)的一端，所述第二摇架(7)上具有两个向下延伸的安装板，所述第一摇架(6)的后端通过贯穿所述安装板的第二连接轴(12)铰接在所述第二摇架(7)上。The engine suspension structure of a large-displacement scooter according to claim 1, characterized in that: the second cradle (7) passes through the first connecting shaft ( 11) The hinge is connected to the frame (1), the first connecting shaft (11) is also sleeved with an adjusting screw sleeve (13), and the adjusting screw sleeve (13) is arranged adjacent to the second One end of the cradle (7), the second cradle (7) has two mounting plates extending downwards, the rear end of the first cradle (6) is connected through the second connecting plate through the mounting plate The shaft (12) is hinged on the second cradle (7).
  8. 根据权利要求7所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：所述第二连接轴(12)上套设有内衬套(14)，所述第一摇架(6)上设置有与所述内衬套(14)配合的滚针轴承(15)。A large-displacement scooter engine suspension structure according to claim 7, characterized in that: the second connecting shaft (12) is sleeved with an inner bushing (14), and the first cradle ( 6) A needle roller bearing (15) cooperating with the inner bushing (14) is arranged on it.
  9. 根据权利要求7所述的一种大排量踏板摩托车发动机悬挂结构，其特征在于：所述第二摇架(7)的中部具有向下侧斜后方延伸的安装支耳，所述减震套连杆(8)下端铰接在所述安装支耳上，所述减震套连杆(8)后部为阶梯轴，所述减震套连杆(8)的轴颈部穿过所述车架(1)，所述橡胶缓冲块(9)套设在所述减震套连杆(8)的轴颈上，且通过减震套连杆(8)的轴肩限位，所述橡胶缓冲块(9)的数量为两个，两个所述橡胶缓冲块(9)分别夹持在所述车架(1)的两侧，所述减震套连杆(8)后端部配合设置有螺母锁紧。The engine suspension structure of a large-displacement scooter according to claim 7, characterized in that: the middle part of the second cradle (7) has mounting lugs extending downward and obliquely rearward, and the shock absorber The lower end of the sleeve connecting rod (8) is hinged on the mounting lug, the rear part of the shock absorbing sleeve connecting rod (8) is a stepped shaft, and the journal of the shock absorbing sleeve connecting rod (8) passes through the The vehicle frame (1), the rubber buffer block (9) is sleeved on the journal of the shock absorbing sleeve connecting rod (8), and is limited by the shoulder of the shock absorbing sleeve connecting rod (8), and the The number of rubber buffer blocks (9) is two, and the two rubber buffer blocks (9) are respectively clamped on both sides of the vehicle frame (1), and the rear end of the shock absorber connecting rod (8) A nut is provided for locking.
PCT/CN2022/086506 2021-06-18 2022-04-13 Engine suspension structure of large-displacement pedal motorcycle WO2022262396A1 (en)

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