CN104512503A - Engine hanger of scooter type motorcycle - Google Patents

Abstract

The invention relates to an engine hanger of a scooter type motorcycle, comprising: the first support unit at least comprises a frame locking part and a sleeving part, and a bushing sleeve group is arranged in the frame locking part; the second support unit at least comprises a frame locking part and a sleeving part, and a bushing sleeve group is arranged in the accommodating hole of the frame locking part; a third supporting unit at least having a positioning sleeve, the third supporting unit being connected to the engaging portion of the first supporting unit and the engaging portion of the second supporting unit, and being inserted into the positioning sleeve and the engine lifting lug by the fixing element; a limiting unit for limiting the swing amplitude of the engine; the outer end of the bushing sleeve of the frame locking part is sleeved with a stop piece which can limit the displacement of the bushing sleeve; the first support unit or the second support unit has one bearing sleeve set with blocking part to limit the displacement of the bearing sleeve set, and this can avoid the tolerance of the engine hanger in manufacture and assembly to result in great mutual motion of the frame and the engine hanger and thus raised comfort and controllability of scooter motorcycle.

Description

Engine hanger for scooter motorcycle

technical field

The present invention relates to an engine hanger of a scooter motorcycle, in particular to an engine hanger that can avoid excessive gaps between the vehicle frame and the engine hanger, which may cause the vehicle frame and the engine hanger The mutual movement of the left and right movement is too large, which affects the lack of maneuverability of the motorcycle when cornering, thereby improving the driving safety of the scooter motorcycle. The engine hanger of the scooter motorcycle.

Background technique

At present, the scooter type motorcycles designed by various depots have the engine suspension mode as shown in Figure 1, which is connected to the upper side of the engine 1 by an engine hanger 11 and the vehicle frame 12, and the end of the engine 1 is connected to the vehicle frame 12. Connect to shock absorber P.

As shown in Figure 2, the applicant created No. 100139095 "motorcycle engine hanger" in order to solve the above-mentioned engine hanger 11 for absorbing the deficiencies of the up-and-down, front-and-back vibration and rotational swing generated by the swing engine 1. "Invention, the engine hanger 2 can overcome the above-mentioned conventional deficiency.

Yet the applicant is not satisfied with this, but adheres to the creative spirit of striving for perfection, and makes further improvements to the engine hanger 2, hoping to further solve the problem of the engine hanger 2, because the vehicle frame 12 and the engine hanger 2 are manufactured The tolerance produced when connecting with the vehicle frame 12 will produce a gap between the engine hanger 2, and the gap will cause the vehicle frame 12 and the engine hanger 2 to move side to side. It directly affects the maneuverability of the motorcycle when cornering, and will cause a lack of driving safety in severe cases.

Contents of the invention

The main purpose of the present invention is to provide an engine hanger of a scooter type motorcycle, by which the engine hanger of a conventional scooter type motorcycle can be overcome because the gap between the vehicle frame and the engine hanger is too large. The excessively large gap will cause the vehicle frame and the engine hanger to produce too much mutual motion to move left and right, which will directly affect the lack of controllability when the motorcycle is cornering.

In order to achieve the above object, the main technical means adopted by the present invention is to provide an engine hanger of a scooter type motorcycle, the engine hanger includes: a first support unit, the first support unit has at least a vehicle A frame locking part and a fitting part, the housing hole of the frame locking part is provided with a bushing set; a second support unit, the second supporting unit has at least a frame locking part and a fitting part, The frame locking part is provided with a shaft bushing set; a third support unit has at least one positioning sleeve, and the third support unit is connected to the fitting part of the first support unit and connected to the second support unit The fitting part, and pass through the positioning sleeve and the engine lug through the fixing element; a limit unit is used to limit the swing range of the engine; on the first support unit or on the second support unit The outer end sleeve of the bushing set of the vehicle frame locking part is provided with a stopper, and the stopper can limit the displacement of the bushing set.

In order to achieve the above object, another main technical means adopted by the present invention is to provide an engine hanger of a scooter motorcycle, the engine hanger includes: a first support unit, the first support unit at least It has a frame locking part and a fitting part, and the frame locking part is provided with a bushing set; a second support unit, the second supporting unit has at least a frame locking part and a fitting part, and the vehicle A shaft bushing set is arranged inside the frame locking part; a third support unit has at least one positioning sleeve, and the third support unit is connected to the fitting part of the first support unit and the sleeve connected to the second support unit. The joint part is passed through the positioning sleeve and the engine lug through the fixing element; a limiting unit is used to limit the swing range of the engine; the shaft bushing set includes a first bushing and a second bushing , wherein the first bushing is a rigid bushing, the second bushing is a rigid bushing, the first bushing and the second bushing are sliding fit, and the second bushing is locked with the frame Parts are tightly fitted, at least in the first supporting unit or in the second supporting unit, the first bushing has a flange portion, the first bushing is arranged on the left and right, and the flange portion of the first bushing The opposite arrangement is passed through the second bushing, so that the outer ends of the second bushing are restricted by the flanges of the first bushing, so that the flanges of the first bushing The portion can limit the amount of displacement of the second bush.

The effect that the present invention can achieve by means of the above-mentioned main technical means is that a stopper is sleeved on the outer end of the bushing set of the first support unit, or a stopper is sleeved on the outer end of the bushing set of the second support unit. There is a stopper, which can limit the displacement of the bushing set, thereby avoiding tolerances in the manufacture and assembly of the engine hanger, causing the frame and the engine hanger to move too much to make the motorcycle steerable when cornering The absence of poor performance can improve the comfort and handling of scooter motorcycles.

The effect that the present invention can achieve by means of the above-mentioned another main technical means is that: the bushing set includes a first bushing and a second bushing, wherein the first bushing is a rigid bushing, and the second bushing is a rigid bushing. The two bushings are rigid bushings, the first bushing and the second bushing are slip-fitting, the first bushing has a flange, and the first bushing is inserted by the two sides of the second bushing. It is arranged in the second bushing, so that the flange portion of the first bushing can limit the displacement of the second bushing, thereby avoiding the manufacturing and assembling tolerances of the engine hanger, causing the vehicle frame and the Excessive movement of the engine hangers causes the lack of poor controllability of the motorcycle when cornering, thereby improving the comfort and controllability of the scooter motorcycle.

Description of drawings

Fig. 1 is a schematic side view of a vehicle frame and an engine hanger of a conventional scooter motorcycle.

Fig. 2 is the invention of No. 100139095 "motorcycle engine hanger".

Fig. 3 is a three-dimensional exploded view of the scooter motorcycle engine hanger of the present invention.

Fig. 4 is the top view of the assembly of the scooter motorcycle engine hanger and vehicle frame of the present invention.

Fig. 5 is an enlarged cross-sectional view of the frame locking part of the first support unit of the engine hanger of the present invention.

Fig. 6 is an enlarged cross-sectional view of the frame locking part of the second support unit of the engine hanger of the present invention.

Fig. 7 is an exploded perspective view of another embodiment of the engine hanger of the present invention.

Fig. 8 is an assembled top view of an engine hanger and a vehicle frame according to another embodiment of the present invention.

Fig. 9 is an enlarged cross-sectional view of the frame locking part of the second support unit of the engine hanger according to another embodiment of the present invention.

Detailed ways

In order to understand the structure of the present invention and the effect that can be achieved more easily, the description is as follows in conjunction with the accompanying drawings;

First please refer to shown in Fig. 3, 4, the engine hanger 4 of scooter type motorcycle of the present invention, this motorcycle engine (not drawn in the drawing) is suspended on this engine hanger 4, and this engine The hanger 4 is installed on the vehicle frame 5 , and the engine hanger 4 at least includes a first support unit 4 a , a second support unit 4 b , a third support unit 4 c , and a limit unit 47 .

The first supporting unit 4a includes a supporting arm 41, a connecting rod 42, and a connecting arm 43;

As shown in Figures 3, 4, and 5, the upper end of the support arm 41 is provided with a frame locking part 410, and the frame locking part 410 has a receiving hole 410a, and a shaft bushing set 411 is arranged in the receiving hole 410a. , the shaft bushing set 411 includes a first bushing 4111 and a second bushing 4112; the first bushing 4111 is a rigid bushing of a hollow tube made of a rigid material such as metal, and the first bushing 4111 is provided with a plurality of ring grooves 4111a, wherein the ring groove 4111a in the middle is filled with lubricating oil, and the ring grooves 4111a on both sides are sleeved with O-rings 412, by the setting of the O-rings 412 To prevent lubricating oil from leaking, the first bush 4111 has a flange portion 4111b, and a top 4111c located at the opposite end of the flange portion 4111b; the second bush 4112 is a hollow tube made of a rigid material such as metal The rigid bushing of the body; the other second bushing 4112 is tightly matched with the frame locking part 410, and the first bushing 4111 and the second bushing 4112 are slip-fitted; the other is on the outside of the shaft bushing group 411 There is a stopper 413 at the end, and the stopper 413 has a perforation 4131, an extension 4132 protruding toward the second bushing 4112 of the shaft bushing set 411, and an abutment ring surface 4133; the shaft bushing set 411 passes through A fixing element 414 (a bolt in this embodiment) is provided, and the fixing element 414 can pass through the connection seat 51 of the vehicle frame 5 and the sleeve 511 located in the connection seat 51, as well as the shaft bushing set 411 and the blocking member 413, and lock it with the nut S, when the fixing element 414 is locked, the top 4111c of the first bush 4111 of the shaft bush set 411 partially passes through the second bush 4112, and comes Abut against the abutting ring surface 4133 of the blocking piece 413, a certain gap D is maintained between the second bushing 4112 and the extension portion 4132 of the blocking piece 413, and the gap D is below 0.5mm, thereby The displacement of the second bushing 4112 is limited by the extension portion 4132 of the blocking member 413 ; there is a joint portion 415 under the frame locking portion 410 , and the joint portion 415 can pass through the connecting rod 42 .

The connecting rod 42 is a hollow tube. One end of the connecting rod 42 is sleeved on the joint portion 415 of the support arm 41 , and the other end is sleeved on the connecting portion 431 of the connecting arm 43 .

The connecting arm 43 has a connecting portion 431 at its upper end and a matching portion 432 at its lower end.

The second supporting unit 4b includes a frame locking part 44, an extension section 445, and a fitting part 446;

As shown in Figures 3, 4, and 6, the frame locking part 44 has an accommodating hole 44a, and the accommodating hole 44a is provided with a bushing set 441, and the bushing set 441 includes a first bushing 4411 And the second bushing 4412, the first bushing 4411 is a rigid bushing made of a hollow tube made of rigid materials such as metal, and the first bushing 4411 is provided with a plurality of ring grooves 4411a, of which the The annular groove 4411a of the first bushing is filled with lubricating oil, and the annular groove 4411a on both sides is sleeved with an O-ring 442, which prevents the leakage of lubricating oil through the setting of the O-ring 442, and the first bushing 4411 has The flange part 4411b, and the top 4411c located at the opposite end of the flange part 4411b; the second bushing 4412 is a rigid bushing of a hollow tube made of a rigid material such as metal, and the second bushing 4412 is in line with The locking part 44 of the frame is tightly matched, and the first bush 4411 and the second bush 4412 are slippery fit; in addition, a stopper 443 is provided at the outer end of the axle bush set 441, and the stopper 443 has a perforation 4431 And the blocking portion 4432 protruding toward the bushing set 441; the bushing set 441 is pierced with a fixing element 444 (bolt in this embodiment), and the fixing element 444 can pass through the connecting seat 51 of the vehicle frame 5 After the sleeve 511 located in the connecting seat 51, the bushing set 441 and the blocking member 443 are locked, and the nut S is used to lock it, when the fixing element 444 is locked, the bushing set 441 The top 4411c of the first bushing 4411 passes through the second bushing 4412 to abut against the abutment ring surface 4433 of the blocking member 443, and the second bushing 4412 and the extension of the blocking member 443 4432 maintains a certain gap D, and the gap D is below 0.5mm, so that the displacement of the second bushing 4412 can be limited by the extension part 4432 of the stopper 443; the lower end of the frame locking part 44 An extension section 445 is extended, and a matching portion 446 is provided at a lower end of the extension section 445 .

The third support unit 4c includes at least a positioning sleeve 45 and a fixing element 46 (bolts in this embodiment); the outer periphery of the positioning sleeve 45 can be set by the fitting part 432 of the first support unit 4a and a second support unit 4b. The fitting portion 446 is installed, and the inside of the positioning sleeve 45 corresponds to the fitting portion 432 of the first support unit 4a and the fitting portion 446 of a second support unit 4b, and the shaft bushing 451 is sleeved respectively;

The fixing element 46 is matched with the shaft bushing 451 of the positioning sleeve 45 , and one end of the fixing element 46 is provided with a threaded portion 461 , and the threaded portion 461 can be screwed by a nut 462 .

One end of the limiting unit 47 is sleeved on the fixing element 46 of the third support unit 4c, so that the engine lug 3 of the engine can be located between the limiting unit 47 and the positioning sleeve 45, the limiting unit 47 The other end is locked on the locking seat 52 of the vehicle frame 5. The limiting unit 47 is used to limit the swing range of the engine. Swing range.

3 and 4 again, when the present invention is implemented, the frame locking portion 410 of the first support unit 4a and the frame locking portion 44 of the second support unit 4b are respectively connected by the fixing element 414. , 444 to lock the frame locking parts 410, 44 on the connecting seat 51 of the frame 5, and set the fitting part 432 of the first supporting unit 4a and the fitting part 446 of the second supporting unit 4b. Set on the positioning sleeve 45 of the third support unit 4c, and then pass through the positioning sleeve 45, the limiting unit 47 and the engine lug 3 of the engine through the fixing element 46 of the third support unit 4c, thereby achieving Hanging and positioning of the engine.

The engine hanger 4 of the present invention is mainly provided with a stopper 413 on the outer end of the bushing sleeve group 411 in the frame locking part 410 of the first support unit 4a, or on the vehicle frame of the second support unit 4b. The outer end sleeve of the bushing set 441 in the frame lock part 44 is provided with a stopper 443, and the tops 4111c, 4411c of the first bushings 4111, 4411 of the bushing sets 411, 441 pass through the second bushing. 4112, 4412 to abut against the abutment ring surface 4133, 4433 of the blocking piece 413, 443, and the second bushing 4112, 4412 maintains a certain distance with the extension portion 4132, 4432 of the blocking piece 413, 443 The gap D, the gap D is below 0.5mm, so that the displacement of the second bushing 4412 can be limited by the extensions 4132, 4432 of the stoppers 413, 443, thereby preventing the engine hanger 4 Tolerances during manufacturing and assembly cause the vehicle frame 5 and the engine hanger 4 to move too much together, resulting in poor controllability of the motorcycle when cornering. At the same time, the rigidity of the connection between the engine hanger 4 and the vehicle frame 5 can be improved. And the effect of vibration reduction, so as to improve the safety of scooter motorcycle driving.

Please refer to Figs. 7, 8 and 9 again, which is another embodiment of the present invention, by including the first bushing 4111 and the second bushing 4112 in the shaft bushing set 411 of the first supporting unit 4a, wherein The first bushing 4111 is implemented in the way of facing left and right, the second bushing 4112 is closely matched with the frame locking part 410, and the first bushing 4111 is penetrated in the way that the flange part 4111b is opposite to each other. In the second bush 4112, the first bush 4111 is inserted into the second bush 4112 from the two ends of the second bush 4112; more specifically, the first bush 4111 is inserted from the second bush 4112. The two side ends of the bush 4112 are inserted into the second bush 4112, and the two outer ends of the second bush 4112 are restricted by the flange portion 4111b of the first bush 4111, that is, the first bush 4111 The flange portion 4111b can limit the displacement of the second bushing 4112; or the shaft bushing set 441 of the second supporting unit 4b includes a first bushing 4411 and a second bushing 4412, and the first bushing 4411 It is also implemented in the way of facing left and right, the second bushing 4412 is tightly matched with the frame locking part 44, and the first bushing 4411 is passed through the second bushing in such a way that the flange part 4411b is opposite to each other. 4412, that is, the first bush 4411 is inserted into the second bush 4412 from the two sides and two ends of the second bush 4412; The flange portion 4411b of the bushing 4411 is limited, that is, the flange portion 4411b of the first bushing 4411 can limit the displacement of the second bushing 4412; more specifically, the second bushing 4112 There is a certain gap D1 between the outer ends of the two sides of , 4412 and the flanges 4111b, 4411b of the first bushing 4111, 4411. 444 and the nut S will be locked on the engine hanger 4, which can also avoid the manufacturing and assembly tolerances of the engine hanger 4, causing the vehicle frame 5 and the engine hanger 4 to move too much to make the motorcycle corner When the lack of poor controllability occurs, it can improve the rigidity of the connection between the engine hanger 4 and the vehicle frame 5 and the effect of vibration reduction, so as to improve the driving safety of the scooter motorcycle.

The main function of the present invention lies in that: the outer end of the bushing set 411 of the first support unit 4a is provided with a stopper 413, or the outer end of the second support unit 4b is set with a stopper 441. 443, the stoppers 413, 443 can limit the displacement of the bushing sets 411, 441, thereby avoiding the tolerance of the engine hanger 4 during manufacture and assembly, causing the vehicle frame 5 and the engine hanger 4 to move mutually It can improve the comfort, controllability and safety of the scooter motorcycle by making the lack of poor controllability when the motorcycle is cornering.

To sum up, the present invention can indeed achieve the desired purpose and effect through the structural improvement of the above-mentioned engine hanger, and should meet the requirements of practicability, novelty and advancement.

List of reference signs

1 engine 11 engine hanger

                                         

2 engine hangers

3 engine lugs

4 engine hanger 4a first support unit 4b second support unit

            4c third support unit

                                                                                      410 Frame Locking Part

                                                                                 

                                                                                       

4111b flange part 4111c top

                                                                                       

                                        4131 Perforation

                                                                       

                                              415 joint part

                                                                        43

                                                                                 

                                              44 a accommodation hole

                                                       

                                                                                                             

4411b flange part 4411c top

                                                                             

                                                                   

                                                                 

                                                        445 Extension

                                 

                                                      451 shaft bushing

                                          461 threaded part

                                                   

          47 limit units

5 frame 51 connecting seat 511 sleeve

          52 locking seat

D, D1 gap

S nut

P shock absorber

Claims (8)

1. an engine hanger for scooter-type motorbike, this engine hanger includes:

One first support unit, this first support unit at least has vehicle frame lock and pays portion and fit portion, is provided with axle bush group in the accommodating hole in this vehicle frame lock pair portion;

One second support unit, this second support unit at least has vehicle frame lock and pays portion and fit portion, and this vehicle frame lock is paid in portion and is provided with axle bush group;

One the 3rd support unit, at least has an abutment sleeve, and the 3rd support unit is linked to the fit portion of the first support unit, and links the fit portion of the second support unit, and is arranged in abutment sleeve and engine hanger by retaining element;

One position-limiting unit, for limiting the amplitude of fluctuation of engine;

It is characterized in that: be arranged with block piece in this first support unit or in the axle bush group external side end that the vehicle frame lock of this second support unit is paid in portion, by the setting of this block piece, this block piece can limit the displacement of this axle bush group.

2. an engine hanger for scooter-type motorbike, this engine hanger includes:

One first support unit, this first support unit at least has vehicle frame lock and pays portion and fit portion, is provided with axle bush group in the accommodating hole in this vehicle frame lock pair portion;

One second support unit, this second support unit at least has vehicle frame lock and pays portion and fit portion, and this vehicle frame lock is paid in portion and is provided with axle bush group;

One the 3rd support unit, at least has an abutment sleeve, and the 3rd support unit is linked to the fit portion of the first support unit, and links the fit portion of the second support unit, and is arranged in abutment sleeve and engine hanger by retaining element;

One position-limiting unit, for limiting the amplitude of fluctuation of engine;

It is characterized in that: this axle bush group includes the first lining, second lining, wherein this first lining is rigid liner, this second lining is rigid liner, this first lining and the second lining are joined for sliding, this second lining and vehicle frame are locked the portion of paying and are become close-fitting, to being less than the first support unit or in the second support unit, this first lining has flange part, this first lining with left and right to establishing and being arranged in this second lining with the flange part of the first lining to phase set-up mode, make this outer end, the second lining two side by the flange part of this first lining by this limit, in order to do the displacement making the flange part of this first lining can limit this second lining.

3. the engine hanger of scooter-type motorbike as claimed in claim 1, wherein, this axle bush group includes the first lining, the second lining, wherein this first lining is rigid liner, this second lining is rigid liner, this first lining and the second lining are joined for sliding, and this second lining and this vehicle frame are locked the portion of paying and become close-fitting.

4. the engine hanger of scooter-type motorbike as claimed in claim 1, wherein, this axle bush group includes the first lining, the second lining, this block piece is provided with extension towards the second lining and supports anchor ring, this first lining has top, and this top passes this second lining, and come with this block piece support anchor ring phase contact, the extension of this second lining and this block piece maintains certain gap, and the extension of this block piece can limit the displacement of this second lining.

5. the engine hanger of scooter-type motorbike as claimed in claim 1, wherein, the gap of the extension of this second lining and this block piece is at below 0.5mm.

6. the engine hanger of scooter-type motorbike as claimed in claim 2 or claim 3, wherein, this first lining is provided with a plurality of annular groove, and the middle annular groove of this plurality of annular groove is filled out and is provided with lubricating oil, and two side ring grooves of this plurality of annular groove are provided with O shape ring.

7. the engine hanger of scooter-type motorbike as claimed in claim 2, wherein, two external side ends of this second lining and the flange part of this first lining have gap.

8. the engine hanger of scooter-type motorbike as claimed in claim 7, wherein, the gap between two external side ends of this second lining and the flange part of this first lining is summed up at below 0.5mm.