CN213735401U - Snowfield motorcycle - Google Patents
Snowfield motorcycle Download PDFInfo
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- CN213735401U CN213735401U CN202022293204.2U CN202022293204U CN213735401U CN 213735401 U CN213735401 U CN 213735401U CN 202022293204 U CN202022293204 U CN 202022293204U CN 213735401 U CN213735401 U CN 213735401U
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Abstract
The snowfield motorcycle comprises a front frame, an engine, a transmission frame and a rear frame which are sequentially connected, wherein a sled plate is arranged on the front frame, and a track is arranged on the rear frame; the engine is provided with a first transmission chain connected with the transmission frame, the transmission frame is provided with a second transmission chain connected with the rear frame, and the first transmission chain and the second transmission chain rotate coaxially and synchronously; the rear frame is provided with a driving wheel and a plurality of driven wheels, and the driving wheel is connected with the second transmission chain; a first shock absorber is arranged between the engine and the transmission frame, a bracket is arranged on the driven wheel, and a second shock absorber is arranged between the bracket and the transmission frame; compared with the prior art, through the setting of first drive chain and second drive chain for the atress intensity is dispersed by first drive chain and second drive chain, makes the track can set up wideer longer area, thereby increases the area of contact on track and ground, makes the vehicle have better stability.
Description
Technical Field
The utility model belongs to the technical field of the motorcycle, especially, relate to a snowfield motorcycle.
Background
Snow motorcycles and snowmobiles used for vehicles traveling on snow travel through the rotation of a crawler, and do not require a specific road for traveling. Snow motorcycles typically have only one to two occupants and are commonly used in ski fields for surveillance and rescue purposes, and also widely used by amateur players for winter outdoor sports.
In the prior art, as only one-stage transmission is usually arranged between the engine and the driving shaft, the influence of the stress strength of the chain is received, certain limitation is caused to the size of the crawler belt, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome the defect among the above-mentioned prior art, provide a second grade transmission, second grade shock attenuation, safe and reliable's snowfield motorcycle.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the snowfield motorcycle comprises a front frame, an engine, a transmission frame and a rear frame which are sequentially connected, wherein a sled plate is arranged on the front frame, and a track is arranged on the rear frame; the engine is provided with a first transmission chain connected with the transmission frame, the transmission frame is provided with a second transmission chain connected with the rear frame, and the first transmission chain and the second transmission chain rotate coaxially and synchronously; the rear frame is provided with a driving wheel and a plurality of driven wheels, and the driving wheel is connected with the second transmission chain; a first shock absorber is arranged between the engine and the transmission frame, a support is arranged on the driven wheel, and a second shock absorber is arranged between the support and the transmission frame.
As a preferred scheme of the utility model, be equipped with first driven shaft and second driven shaft on the transmission frame, first drive chain is connected in first driven shaft middle part, and second drive chain is connected in first driven shaft and second driven shaft both ends.
As a preferred scheme of the utility model, first driven shaft middle part is equipped with the first driven gear of coaxial pivoted, and first driven gear meshes with a drive chain mutually.
As a preferred scheme of the utility model, first driven shaft both ends are equipped with coaxial pivoted second driven gear, and second driven gear meshes with second drive chain mutually.
As a preferred scheme of the utility model, second driven shaft both ends are equipped with coaxial pivoted third driven gear, and third driven gear meshes with second drive chain mutually.
As a preferred scheme of the utility model, second driven shaft middle part is equipped with coaxial pivoted drive wheel, is equipped with coaxial pivoted driving shaft on the action wheel, and the action wheel is located the driving shaft both ends, and is equipped with the cooperation wheel with drive wheel engaged with on the driving shaft.
As an optimized scheme of the utility model, the transmission frame is U type structure, and back connected to frame is in transmission frame both sides, and back frame and transmission frame fixed connection.
As an optimized scheme of the utility model, first bumper shock absorber and second bumper shock absorber are the spring structure.
As an optimal proposal of the utility model, the front frame is provided with a front shock absorber and a handlebar.
The beneficial effects of the utility model are that, compare with prior art: through the setting of first drive chain and second drive chain for second drive chain's power is excessive to second drive chain through first drive chain on, make the atress intensity dispersed by first drive chain and second drive chain, make the track can set up wideer longer area, thereby increase the area of contact on track and the ground, make the vehicle have better stability, the setting of first bumper shock absorber and second bumper shock absorber makes the vehicle have better buffering effect simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the connection of the drive frame and the rear frame;
FIG. 3 is a top view of the drive carriage;
reference numbers in the figures: the front frame comprises a front frame 1, a ski board 1-1, a front shock absorber 1-2, a handlebar 1-3, an engine 2, a transmission frame 3, a first driven shaft 3-1, a first driven gear 3-2, a second driven gear 3-3, a second driven shaft 3-4, a transmission wheel 3-5, a third driven gear 3-6, a rear frame 4, a crawler 4-1, a driving wheel 4-2, a driven wheel 4-3, a driving shaft 4-4, a first transmission chain 5, a second transmission chain 6, a first shock absorber 7 and a second shock absorber 8.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the snowmobile comprises a front frame 1, an engine 2, a transmission frame 3 and a rear frame 4 which are connected in sequence, wherein a sled plate 1-1 is arranged on the front frame 1, and a crawler belt 4-1 is arranged on the rear frame 4; a first transmission chain 5 connected with the transmission frame 3 is arranged on the engine 2, a second transmission chain 6 connected with the rear frame 4 is arranged on the transmission frame 3, and the first transmission chain 5 and the second transmission chain 6 coaxially and synchronously rotate; the rear frame 4 is provided with a driving wheel 4-2 and a plurality of driven wheels 4-3, and the driving wheel 4-2 is connected with a second transmission chain 6; a first shock absorber 7 is arranged between the engine 2 and the transmission frame 3, a support is arranged on the driven wheel 4-3, and a second shock absorber 8 is arranged between the support and the transmission frame 3.
The front frame 1 comprises a cushion, an oil tank cover and a front support, the oil tank cover is located above an engine and is connected with the engine in a semi-surrounding mode, the oil tank cover is fixedly connected with the engine through screws, the cushion is located on the oil tank cover, a front shock absorber 1-2 and a handlebar 1-3 are arranged on the front frame 1, the front shock absorber 1-2 and the handlebar 1-3 are located on the front support, and the front shock absorber 1-2 is of a spring structure.
The transmission frame 3 is provided with a first driven shaft 3-1 and a second driven shaft 3-4, a first transmission chain 5 is connected to the middle of the first driven shaft 3-1, a second transmission chain 6 is connected to two ends of the first driven shaft 3-1 and the second driven shaft 3-4, the first driven shaft 3-1 and the second driven shaft 3-4 are arranged in parallel, the middle of the first driven shaft 3-1 is connected with the first transmission chain 5, the first transmission chain 5 drives the first driven shaft 3-1 to rotate, two ends of the first driven shaft 3-1 are connected with the second transmission chain 6, and the transmission of the second transmission chain 6 is driven under the special rotation of the first driven shaft 3-1.
The middle of the first driven shaft 3-1 is provided with a first driven gear 3-2 which coaxially rotates, the first driven gear 3-2 is meshed with a first transmission chain 5, the first driven gear 3-2 is fixedly connected with the first driven shaft 3-1 through a key or a pin shaft, the engine 2 is provided with a gear meshed with the first transmission chain 5, and the first driven gear 3-2 and the first driven shaft 3-1 are driven to rotate in the process that the engine drives the gear to rotate so as to drive the first transmission chain 5 to transmit.
The two ends of the first driven shaft 3-1 are provided with a second driven gear 3-3 which coaxially rotates, the second driven gear 3-3 is meshed with a second transmission chain 6, the second driven gear 3-3 is fixedly connected with the first driven shaft 3-1 through a key or a pin shaft, and the second driven gear 3-3 is driven to rotate in the rotating process of the first driven shaft 3-1.
And third driven gears 3-6 which rotate coaxially are arranged at two ends of the second driven shafts 3-4, the third driven gears 3-6 are meshed with a second transmission chain 6, the third driven gears 3-6 are fixedly connected with the second driven shafts 3-4 through keys or pin shafts, the second transmission chain 6 is connected with the second driven gears 3-3 and the third driven gears 3-6, and the second transmission chain 6 is driven to transmit under the rotation of the second driven gears 3-3, so that the third driven gears 3-6 are driven to rotate.
The middle part of the second driven shaft 3-4 is provided with a coaxially rotating driving wheel 3-5, the driving wheel 3-5 is fixedly connected with the second driven shaft 3-4 through a key or a pin shaft, the driving wheel 4-2 is provided with a coaxially rotating driving shaft 4-4, the driving wheel 4-2 is positioned at two ends of the driving shaft 4-4, the driving shaft 4-4 is provided with an auxiliary wheel meshed with the driving wheel 3-5, the auxiliary wheel is in a conical gear structure and is fixedly connected to the driving shaft 4-4 through a key or a pin shaft, and the driving wheel 3-5 drives the auxiliary wheel to rotate so as to drive the driving shaft 4-4 and the driving wheel 4-2 to rotate.
Through the arrangement of the first transmission chain 5 and the second transmission chain 6, the power of the second transmission chain 6 is excessive to the second transmission chain 6 through the first transmission chain 5, the stress intensity is dispersed by the first transmission chain 5 and the second transmission chain 6, the crawler 4-1 can be provided with a wider and longer area, the contact area of the crawler 4-1 and the ground is increased, and the vehicle has better stability.
The transmission frame 3 is a U-shaped structure, the rear frame 4 is connected to two sides of the transmission frame 3, the rear frame 4 is fixedly connected with the transmission frame 3, and the first shock absorber 7 and the second shock absorber 8 are both of spring structures.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the front frame 1, the ski board 1-1, the front shock absorber 1-2, the handlebar 1-3, the engine 2, the transmission frame 3, the first driven shaft 3-1, the first driven gear 3-2, the second driven gear 3-3, the second driven shaft 3-4, the transmission wheel 3-5, the third driven gear 3-6, the rear frame 4, the crawler 4-1, the driving wheel 4-2, the driven wheel 4-3, the driving shaft 4-4, the first transmission chain 5, the second transmission chain 6, the first shock absorber 7, the second shock absorber 8 and other terms, but the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (9)
1. The snowfield motorcycle comprises a front frame (1), an engine (2), a transmission frame (3) and a rear frame (4) which are sequentially connected, wherein a sled plate (1-1) is arranged on the front frame (1), and a crawler belt (4-1) is arranged on the rear frame (4); the automobile rear frame is characterized in that a first transmission chain (5) connected with a transmission frame (3) is arranged on the engine (2), a second transmission chain (6) connected with a rear frame (4) is arranged on the transmission frame (3), and the first transmission chain (5) and the second transmission chain (6) rotate coaxially and synchronously; the rear frame (4) is provided with a driving wheel (4-2) and a plurality of driven wheels (4-3), and the driving wheel (4-2) is connected with a second transmission chain (6); a first shock absorber (7) is arranged between the engine (2) and the transmission frame (3), a support is arranged on the driven wheel (4-3), and a second shock absorber (8) is arranged between the support and the transmission frame (3).
2. A snowmobile according to claim 1, characterized in that the transmission frame (3) is provided with a first driven shaft (3-1) and a second driven shaft (3-4), the first transmission chain (5) is connected to the middle of the first driven shaft (3-1), and the second transmission chain (6) is connected to both ends of the first driven shaft (3-1) and the second driven shaft (3-4).
3. A snowmobile according to claim 2, characterized in that the first driven shaft (3-1) is provided with a first driven gear (3-2) in the middle for coaxial rotation, the first driven gear (3-2) being engaged with the first transmission chain (5).
4. A snowmobile according to claim 3, characterized in that the two ends of the first driven shaft (3-1) are provided with a second driven gear (3-3) rotating coaxially, the second driven gear (3-3) being engaged with the second transmission chain (6).
5. A snowmobile according to claim 2, characterized in that the second driven shaft (3-4) is provided at both ends with a third driven gear (3-6) rotating coaxially, the third driven gear (3-6) being engaged with the second transmission chain (6).
6. A snowmobile according to claim 5, characterized in that the middle of the second driven shaft (3-4) is provided with a coaxially rotating transmission wheel (3-5), the driving wheel (4-2) is provided with a coaxially rotating driving shaft (4-4), the driving wheel (4-2) is positioned at both ends of the driving shaft (4-4), and the driving shaft (4-4) is provided with an auxiliary wheel meshed with the transmission wheel (3-5).
7. A snowmobile according to claim 1, characterized in that the transmission frame (3) is of a U-shaped structure, the rear frame (4) is connected to both sides of the transmission frame (3), and the rear frame (4) is fixedly connected with the transmission frame (3).
8. A snow motorcycle according to claim 1, characterised in that the first (7) and second (8) shock absorbers are both of spring construction.
9. A snowmobile according to claim 1, characterized in that the front frame (1) is provided with front shock absorbers (1-2) and handlebars (1-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022293204.2U CN213735401U (en) | 2020-10-15 | 2020-10-15 | Snowfield motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022293204.2U CN213735401U (en) | 2020-10-15 | 2020-10-15 | Snowfield motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213735401U true CN213735401U (en) | 2021-07-20 |
Family
ID=76849823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022293204.2U Active CN213735401U (en) | 2020-10-15 | 2020-10-15 | Snowfield motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213735401U (en) |
-
2020
- 2020-10-15 CN CN202022293204.2U patent/CN213735401U/en active Active
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