CN210455067U - Mounting structure of motorcycle engine - Google Patents
Mounting structure of motorcycle engine Download PDFInfo
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- CN210455067U CN210455067U CN201921256937.XU CN201921256937U CN210455067U CN 210455067 U CN210455067 U CN 210455067U CN 201921256937 U CN201921256937 U CN 201921256937U CN 210455067 U CN210455067 U CN 210455067U
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Abstract
The utility model provides a mounting structure of motorcycle engine belongs to motorcycle technical field. The motorcycle engine solves the technical problems that the vibration of the frame is large and the like in the existing motorcycle engine. The motorcycle comprises a frame and an engine assembly, wherein a first connecting part connected with the frame is arranged at one end, close to the upper side, of the engine assembly; the lower side of the engine assembly close to the other end is provided with a second connecting part; the second connecting part is provided with a first mounting hole and a second mounting hole at intervals, the other end of the cradle is connected with a buffer sleeve and a connecting screw rod, the buffer sleeve is inserted in the first mounting hole, and the connecting screw rod is inserted in the second mounting hole. The utility model provides a mounting structure has better bradyseism effect, and vibration when having reduced engine assembly operation has improved the travelling comfort that the motorcycle ridden to the frame transmission.
Description
Technical Field
The utility model belongs to the technical field of the motorcycle, a mounting structure of motorcycle engine is related to.
Background
The motorcycle is a nimble quick vehicle, the engine is the important part in the motorcycle, provide power for the motorcycle, can drive engine vibrations when the motorcycle traveles, need keep the stability of engine, simultaneously the engine during operation, also can bring great vibrations for the automobile body, influence user's riding comfort, it is higher to bearing structure requirements such as frame among the prior art, usually when the installation engine, can set up special engine suspension, the common adoption is to utilize spring suspension to form vertical support in the four corners of engine, can reduce the upper and lower vibrations of engine to a certain extent. However, because the engine is mounted on the suspension, the suspension is connected to the frame, and the suspension adopts a lever structure, inertial vibration of the engine is easily transmitted to a plurality of connecting points between the suspension and the frame through the connecting points between the engine and the suspension, and then transmitted to the frame, so that vibration of the engine is increased.
For example, our national patent (publication No. CN 2841491; publication No. 2006-11-29) discloses a rear suspension of a motorcycle engine, which is formed by hinging a front suspension section and a rear suspension section, wherein the front suspension section consists of a suspension pipe and lugs welded at two ends of the suspension pipe, the rear suspension section consists of a connecting pipe, an engine suspension pipe and at least two connecting plates, the connecting pipe and the engine suspension pipe are parallel to each other and are welded into a whole through the connecting plates, a pin shaft is welded on the connecting plates, and the front suspension section is hinged with the rear suspension section through the lugs and a hinge shaft positioned in the connecting pipe; the connecting plates on the rear section of the suspension are three, and the pin shafts are welded on two of the connecting plates and are perpendicular to the two connecting plates.
The engine mounting structure in the above patent document also causes the frame vibration to become large.
Disclosure of Invention
The utility model discloses to the above-mentioned problem that prior art exists, provide a mounting structure of motorcycle engine, the utility model aims to solve the technical problem that: how to reduce the vibration force of the motorcycle engine to the frame.
The purpose of the utility model can be realized by the following technical proposal:
the motorcycle engine mounting structure is characterized by comprising a cradle, wherein one end of the cradle, close to one end of the upper side of the engine assembly, is provided with a first connecting part connected with the cradle; the lower side of the engine assembly close to the other end is provided with a second connecting part; the connecting portion II is provided with a first mounting hole and a second mounting hole at intervals, the other end of the cradle is connected with a buffer sleeve and a connecting screw rod, the buffer sleeve is inserted in the first mounting hole, and the connecting screw rod is inserted in the second mounting hole.
The working principle is as follows: the cradle sets up in engine unit's below, and engine unit upside one end is connected in the frame, and the downside is close to the other end and is connected with the cradle, and the cradle is connected with the frame through the shock attenuation cover. Adopt the mode installation cradle and the engine subassembly that hang down in this application, engine subassembly's tie point distributes in upper and lower both sides to through setting up shock attenuation cover and cushion collar, have better bradyseism effect, vibration to the frame transmission when having reduced engine subassembly operation has improved the travelling comfort of riding.
In the mounting structure of the motorcycle engine, the cradle comprises a left connecting arm and a right connecting arm which are arranged in parallel at an interval, two ends of the connecting sleeve are respectively connected to one end of the left connecting arm and one end of the right connecting arm, and two damping sleeves are respectively close to two ends of the connecting sleeve.
In the mounting structure of the motorcycle engine, the other end of the left connecting arm and the other end of the right connecting arm are both provided with a first connecting hole, and the connecting screw rod is inserted into the two first connecting holes; and a second connecting hole is also formed in the right connecting arm and located above the first connecting hole, a connecting bolt is inserted into the second connecting hole, and the buffer sleeve is connected to the right connecting arm through the connecting bolt.
In the mounting structure of the motorcycle engine, a reinforcing pipe is further connected between the end portions of the left connecting arm and the right connecting arm, the cap body of the connecting screw rod is located on the outer side of the right connecting arm, the rod body of the connecting screw rod penetrates through the reinforcing pipe and extends to the outer side of the left connecting arm, and a locking nut is further screwed on the rod body of the connecting screw rod.
In the mounting structure of the motorcycle engine, the left connecting arm and the right connecting arm both comprise two strip-shaped plate bodies which are arranged in parallel at intervals, the lower sides of the two plate bodies are connected through the reinforcing bottom plate, the connecting portion II is provided with the first extending portion and the second extending portion which extend outwards, the first extending portion is provided with the second mounting hole, the second extending portion is provided with the first mounting hole and the second mounting hole, the first extending portion extends into the space between the two strip-shaped plate bodies of the left connecting arm, and the second extending portion extends into the space between the two strip-shaped plate bodies of the right connecting arm.
The tie point rational distribution of every side of cradle among this technical scheme for the atress is more even stable, sees from overall layout simultaneously, and engine assembly transmits the tie point of cradle and frame again after attenuating by a wide margin at the inertial force of upper and lower direction, thereby greatly reduced the vibration that transmits the frame.
In the above mounting structure of the motorcycle engine, the length of the right connecting arm is greater than the length of the left connecting arm, the end of the right connecting arm is provided with a third connecting portion which is bent and extended upwards, and the first connecting hole is located at the upper end of the third connecting portion. Furthermore, the two plate bodies of the left connecting arm or the right connecting arm and the reinforcing bottom plate are integrally formed,
through setting up the buffer sleeve in one side of engine unit spare, make the opposite side possess bigger accommodation space, it is more reasonable to install, and the structure is compacter.
In the above mounting structure for the motorcycle engine, the first connecting portion has a third mounting hole. The mounting hole is used for connecting the upper side of the engine assembly with the frame.
In the mounting structure of the motorcycle engine, the damping sleeve and the buffering sleeve respectively comprise an inner sleeve and an outer sleeve sleeved outside the inner sleeve, and the buffering rubber is arranged between the inner sleeve and the outer sleeve and is sleeved on the peripheral surface of the inner sleeve. The damping sleeve and the damping sleeve with the structure have compact structures and good effect.
Compared with the prior art, the utility model provides a mounting structure has following advantage:
1. adopt the mode ann installation cradle and the engine subassembly that hang down among this technical scheme, the tie point of engine subassembly distributes in upper and lower both sides to through setting up shock attenuation cover and cushion collar, have better bradyseism effect, vibration to the frame transmission when having reduced the engine subassembly operation, improved the travelling comfort of riding.
2. The tie point rational distribution of every side of cradle among this technical scheme for the atress is more even stable, sees from overall layout simultaneously, and engine assembly transmits the tie point of cradle and frame again after attenuating by a wide margin at the inertial force of upper and lower direction, thereby greatly reduced the vibration that transmits the frame.
3. With the buffer sleeve setting in one side of engine unit spare among this technical scheme, make the opposite side possess bigger accommodation space, it is more reasonable to install, and the structure is compacter.
Drawings
Fig. 1 is a schematic view of a mounting structure of an engine of a motorcycle.
Fig. 2 is a schematic perspective view of the cradle in the present mounting structure.
Fig. 3 is a schematic sectional view of the cradle in the present mounting structure.
In the figure, 1, an engine assembly; 11. a first connecting part; 11a and a third mounting hole; 12. a second connecting part; 12a, a first mounting hole; 12b, a second mounting hole; 12c, an extension part I; 12d, an extension part II; 2. a cradle; 21. a connecting sleeve; 22. a liner tube; 23. a shock-absorbing sleeve; 23a, an inner sleeve; 23b, a jacket; 23c, cushion rubber; 24. a buffer sleeve; 25. connecting a screw rod; 26. a left connecting arm; 27. a right connecting arm; 27a, a third connecting part; 28. a first connecting hole; 29. a second connecting hole; 2a, connecting bolts; 2b, a reinforcing tube; 2c, locking the nut.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the motorcycle comprises a frame and an engine assembly 1, wherein a first connecting part 11 connected with the frame is arranged at one end, close to the upper side, of the engine assembly 1, a third mounting hole 11a used for connecting the upper side of the engine assembly 1 with the frame is formed in the first connecting part 11, the mounting structure comprises a cradle 2, a connecting sleeve 21 is arranged at one end of the cradle 2, and a liner pipe 22 and a shock absorption sleeve 23 are inserted in the connecting sleeve 21; the lower side of the engine component 1 close to the other end is provided with a second connecting part 12; the second connecting part 12 is provided with a first mounting hole 12a and a second mounting hole 12b at intervals, the other end of the cradle 2 is connected with a buffer sleeve 24 and a connecting screw rod 25, the buffer sleeve 24 is inserted in the first mounting hole 12a, and the connecting screw rod 25 is inserted in the second mounting hole 12 b.
Specifically, as shown in fig. 1 and 2, the cradle 2 includes a left connecting arm 26 and a right connecting arm 27 which are arranged in parallel and spaced apart from each other, two ends of the connecting sleeve 21 are respectively connected to one end portion of the left connecting arm 26 and one end portion of the right connecting arm 27, and two damping sleeves 23 are respectively close to two ends of the connecting sleeve 21; the other end of the left connecting arm 26 and the other end of the right connecting arm 27 are both provided with a first connecting hole 28, and the connecting screw rod 25 is inserted into the two first connecting holes 28; the right connecting arm 27 is also provided with a connecting hole II 29, the connecting hole II 29 is positioned above the connecting hole I28, a connecting bolt 2a is inserted into the connecting hole II 29, and the buffer sleeve 24 is connected to the right connecting arm 27 through the connecting bolt 2 a; a reinforcing pipe 2b is connected between the end parts of the left connecting arm 26 and the right connecting arm 27, the cap body of the connecting screw rod 25 is positioned on the outer side of the right connecting arm 27, the rod body of the connecting screw rod 25 penetrates through the reinforcing pipe 2b to extend to the outer side of the left connecting arm 26, and a locking nut 2c is screwed on the rod body of the connecting screw rod 25; left connecting arm 26 and right connecting arm 27 all include the rectangular shape plate body that two parallel intervals set up, be connected through strengthening the bottom plate between the downside of two plate bodies, have outside extension one 12c and the two 12d of extension on the two 12 of connecting portion, be equipped with two 12b of mounting hole on the extension one 12c, be equipped with mounting hole one 12a and two 12b of mounting hole on the two 12d of extension, extension one 12c stretches into between two rectangular shape plate bodies of left connecting arm 26, extension two 12d stretch into between two rectangular shape plate bodies of right connecting arm 27.
Preferably, as shown in fig. 2, the length of the right connecting arm 27 is greater than that of the left connecting arm 26, the end of the right connecting arm 27 has a connecting portion three 27a extending upward in a bent manner, and the connecting hole one 28 is located at the upper end of the connecting portion three 27 a. Furthermore, the two plate bodies of the left connecting arm 26 or the right connecting arm 27 are integrally formed with the reinforcing bottom plate,
as shown in fig. 3, each of the shock-absorbing housing 23 and the cushion housing 24 includes an inner housing 23a and an outer housing 23b which is fitted over the inner housing 23a, a cushion rubber 23c is provided between the inner housing 23a and the outer housing 23b, and the cushion rubber 23c is fitted over the outer peripheral surface of the inner housing 23 a. The damping sleeve 23 and the damping sleeve 24 with the structure are compact in structure and good in action effect.
Cradle 2 sets up in the below of engine subassembly 1, and engine subassembly 1 upside one end is connected in the frame, and the downside is close to the other end and is connected with cradle 2, and cradle 2 is connected with the frame through bushing pipe 22 and shock attenuation cover 23. Adopt the mode of hanging down to ann installation cradle 2 and engine assembly 1 in this application, engine assembly 1's tie point distributes in upper and lower both sides to through setting up damping sleeve 23 and cushion collar 24, have better bradyseism effect, vibration to the frame transmission when having reduced engine assembly 1 operation, improved the travelling comfort of riding.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. A mounting structure of a motorcycle engine, the motorcycle comprises a frame and an engine component (1), one end of the upper side of the engine component (1) close to one end is provided with a first connecting part (11) connected with the frame, the mounting structure is characterized by comprising a cradle (2), one end of the cradle (2) is provided with a connecting sleeve (21), and a liner tube (22) and a shock absorption sleeve (23) are inserted in the connecting sleeve (21); the lower side of the engine component (1) is provided with a second connecting part (12) close to the other end; the second connecting part (12) is provided with a first mounting hole (12a) and a second mounting hole (12b) at intervals, the other end of the cradle (2) is connected with a buffer sleeve (24) and a connecting screw rod (25), the buffer sleeve (24) is inserted into the first mounting hole (12a), and the connecting screw rod (25) is inserted into the second mounting hole (12 b).
2. A mounting structure of a motorcycle engine as set forth in claim 1, wherein said cradle (2) includes a left connecting arm (26) and a right connecting arm (27) disposed in parallel at an interval, both ends of said connecting sleeve (21) are connected to one end portion of said left connecting arm (26) and one end portion of said right connecting arm (27), respectively, and said damper housing (23) has two ends respectively adjacent to both ends of said connecting sleeve (21).
3. A mounting structure of a motorcycle engine as set forth in claim 2, characterized in that the other end of the left connecting arm (26) and the other end of the right connecting arm (27) are each provided with a first connecting hole (28), and the connecting screw (25) is inserted into the two first connecting holes (28); still be equipped with connecting hole two (29) on right side linking arm (27), connecting hole two (29) are located the top of connecting hole one (28), it has connecting bolt (2a) to peg graft in connecting hole two (29), cushion collar (24) pass through connecting bolt (2a) are connected on right side linking arm (27).
4. A mounting structure of motorcycle engine according to claim 3, characterized in that a reinforcing pipe (2b) is further connected between the ends of the left connecting arm (26) and the right connecting arm (27), the cap of the connecting screw rod (25) is located outside the right connecting arm (27), the rod body of the connecting screw rod (25) passes through the reinforcing pipe (2b) and extends to outside of the left connecting arm (26), and a locking nut (2c) is further screwed on the rod body of the connecting screw rod (25).
5. A mounting structure of motorcycle engine according to claim 4, characterized in that the left connecting arm (26) and the right connecting arm (27) each comprise two elongated plate bodies arranged in parallel at an interval, the lower sides of the two plate bodies are connected through a reinforcing bottom plate, the connecting portion two (12) is provided with a first extending portion (12c) and a second extending portion (12d) which extend outwards, the first extending portion (12c) is provided with the second mounting hole (12b), the second extending portion (12d) is provided with the first mounting hole (12a) and the second mounting hole (12b), the first extending portion (12c) extends into the space between the two elongated plate bodies of the left connecting arm (26), and the second extending portion (12d) extends into the space between the two elongated plate bodies of the right connecting arm (27).
6. A mounting structure of a motorcycle engine as set forth in claim 5, characterized in that the right connecting arm (27) has a length larger than that of the left connecting arm (26), the end of the right connecting arm (27) has a connecting portion three (27a) extending while being bent upward, and the first connecting hole (28) is located at the upper end of the connecting portion three (27 a).
7. A mounting structure of a motorcycle engine as claimed in any one of claims 1 to 6, characterized in that the first connecting portion (11) has a third mounting hole (11 a).
8. The mounting structure of a motorcycle engine as set forth in any one of claims 1 to 6 wherein the cushion sleeve (23) and the cushion sleeve (24) each comprise an inner sleeve (23a) and an outer sleeve (23b) fitted over the inner sleeve (23a), a cushion rubber (23c) is provided between the inner sleeve (23a) and the outer sleeve (23b) and the cushion rubber (23c) is fitted over the outer peripheral surface of the inner sleeve (23 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921256937.XU CN210455067U (en) | 2019-08-05 | 2019-08-05 | Mounting structure of motorcycle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921256937.XU CN210455067U (en) | 2019-08-05 | 2019-08-05 | Mounting structure of motorcycle engine |
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| Publication Number | Publication Date |
|---|---|
| CN210455067U true CN210455067U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921256937.XU Active CN210455067U (en) | 2019-08-05 | 2019-08-05 | Mounting structure of motorcycle engine |
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| CN (1) | CN210455067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335443A (en) * | 2021-06-18 | 2021-09-03 | 重庆宗申创新技术研究院有限公司 | Large-displacement pedal motorcycle engine suspension structure |
-
2019
- 2019-08-05 CN CN201921256937.XU patent/CN210455067U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335443A (en) * | 2021-06-18 | 2021-09-03 | 重庆宗申创新技术研究院有限公司 | Large-displacement pedal motorcycle engine suspension structure |
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