CN204511658U - The crankshaft drive structure of cooling engine for motor cycle water - Google Patents
The crankshaft drive structure of cooling engine for motor cycle water Download PDFInfo
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- CN204511658U CN204511658U CN201520132727.5U CN201520132727U CN204511658U CN 204511658 U CN204511658 U CN 204511658U CN 201520132727 U CN201520132727 U CN 201520132727U CN 204511658 U CN204511658 U CN 204511658U
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- drive wheel
- oil pump
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Abstract
The utility model discloses a kind of volume that can reduce cooling engine for motor cycle water, make motor more light, reduce the crankshaft drive structure of the cooling engine for motor cycle water of transmission of crankshaft noise and motor fabricating cost.The bent axle, transmission shaft, oil pump shaft, the water pump spindle that are parallel to each other is provided with in the housing of water cooled engine, on described bent axle, circumference fixes the first drive wheel, on described transmission shaft, circumference fixes the second drive wheel, the fixing oil pump actuation gear of circumference on described oil pump shaft, circumferential station pump actuation gear on described water pump spindle, described first drive wheel, oil pump actuation gear, water pump driving gear all engage with the second drive wheel.
Description
Technical field
The utility model relates to motorcycle field, particularly relates to a kind of crankshaft drive structure of cooling engine for motor cycle water.
Background technique
At present, crankshaft drive structure many employings chain drive structure of cooling engine for motor cycle water, moves oil pump shaft, water pump spindle by crankshaft straight tape splicing, and then driving machine oil pump, pump working; In this chain drive structure, bent axle needs arrange two sprocket wheels, two sprocket wheels mainly adopt press-fit approach or the intrinsic sprocket wheel of bent axle, and two sprocket wheels are respectively by the oil pump sprocket wheel on oil pump chain, water pump chain-driving oil pump shaft and the water pump sprocket on water pump spindle.This chain drive have employed two chain drives, takies bent axle axial space comparatively large, increases the volume of motor, and make motor heaviness, fabricating cost high, and chaindriven noise weares and teares greatly, easily, working life is shorter.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of volume that can reduce cooling engine for motor cycle water, makes motor more light, reduces the crankshaft drive structure of transmission of crankshaft noise and motor fabricating cost.
The purpose of this utility model is achieved in that
A kind of crankshaft drive structure of cooling engine for motor cycle water, the bent axle, transmission shaft, oil pump shaft, the water pump spindle that are parallel to each other is provided with in the housing of water cooled engine, on described bent axle, circumference fixes the first drive wheel, on described transmission shaft, circumference fixes the second drive wheel, the fixing oil pump actuation gear of circumference on described oil pump shaft, circumferential station pump actuation gear on described water pump spindle, described first drive wheel, oil pump actuation gear, water pump driving gear all engage with the second drive wheel.
Described second drive wheel, oil pump actuation gear, water pump driving gear all adopt nylon material molding and forming.
Described second drive wheel adopts carbon fiber reinforced nylon material injection shaping.
Described oil pump actuation gear, water pump driving gear all adopt carbon fiber reinforced nylon material injection shaping.
Described first drive wheel is sprocket wheel, and described second drive wheel has the profile of tooth coordinated with the first drive wheel, and has the profile of tooth coordinated with oil pump actuation gear, water pump driving gear simultaneously.
Described first drive wheel is steel material.
Described first drive wheel, the second drive wheel are gear.
Owing to have employed technique scheme, the utility model has following beneficial effect:
Overcome chain transmission heaviness, take up room the shortcoming large, noise is large, cost is high, the utility model driving mechanism is less, take bent axle axial space less, reduce the volume of cooling engine for motor cycle water, make motor more light, reduce the fabricating cost of noise and the motor produced in transmission process, longer service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the perspective view of Fig. 1.
Reference character
In accompanying drawing, 1 is the first drive wheel, and 2 is the second drive wheel, 3 water pump driving gears, 4 oil pump actuation gears, 5 bent axles, 6 transmission shafts, and 7 is oil pump shaft, and 8 is water pump spindle.
Embodiment
See Fig. 1, Fig. 2, for a kind of embodiment of the crankshaft drive structure of cooling engine for motor cycle water, the bent axle 5, transmission shaft 6, oil pump shaft 7, the water pump spindle 8 that are parallel to each other is provided with in the housing of water cooled engine, on described bent axle 5, circumference fixes the first drive wheel 1, on described transmission shaft 6, circumference fixes the second drive wheel 2, the fixing oil pump actuation gear 4 of circumference on described oil pump shaft 7, circumferential station pump actuation gear 3 on described water pump spindle 8.Preferably, described first drive wheel 1 is steel material, is convenient to bent axle 5 one-body molded, and can ensures the intensity of the first drive wheel 1.In the present embodiment, the first drive wheel 1 is one-body molded on bent axle 5, and the second drive wheel 2 is connected with transmission shaft 6 key, and oil pump actuation gear 4 is connected with oil pump shaft 7 key, and water pump driving gear 3 is connected with water pump spindle 8 key.Described first drive wheel 1, oil pump actuation gear 4, water pump driving gear 3 all engage with the second drive wheel 2, by the transmission of power of bent axle 5 to oil pump shaft 7, water pump spindle 8.
During work, crank 5 rotates, and the first drive wheel 1 on it drives the second drive wheel 2 be arranged on transmission shaft 6 to rotate.Water pump driving gear 3 is mounted on water pump spindle 8, and engages with the second drive wheel 2.Oil pump actuation gear 4 is arranged on oil pump shaft 7, and engages with the second drive wheel 2.First drive wheel 1 drives water pump driving gear 3 and oil pump actuation gear 4 to rotate by the second drive wheel 2, thus drives water pump and oil pump.
Preferably, described second drive wheel 2, oil pump actuation gear 4, water pump driving gear 3 all adopt nylon material molding and forming.Further preferably, described second drive wheel 2 adopts carbon fiber reinforced nylon material injection shaping.Common nylon material wear resistance is poor, it is poor to start the impact resistance of moment, can only for the little small displacement motorcycle engine of moment; Motorcycle large-duty engine due to the pump water yield of water pump and the pump oil mass of oil pump all larger, the moment of water pump gear and oil pump gear transmission also will increase accordingly, when second drive wheel 2 stressed large while engaging with steel-tooth, nylon tooth (especially) simultaneously, the intensity of common nylon material and wear resistance degradation, easily cause the fault such as tooth surface abrasion, broken teeth, cause pump water, pump shortage of oil, cause the phenomena of the failure such as engine scuffing.
This crankshaft drive structure is applicable to motorcycle large-duty engine, because the second drive wheel 2 of this crankshaft drive structure need coordinate the nylon gear of the steel-tooth of the first drive wheel and water pump driving gear, oil pump actuation gear simultaneously, require higher to the intensity of the second drive wheel and wear resistance (when especially engaging steel-tooth).In the utility model transmission device, chain transmission is improved to gear transmission, use the second drive wheel of carbon fiber reinforced nylon material, this kind of material is made up of (referring to table one) carbon fiber, graphite and nylon granule, combine closely between carbon fiber and nylon matrix, excellent in mechanical performance, friction factor is low, and wear resistance is good, bearing strength and rupture strength high, reliability promote (performance parameter is in table two); Adopt this structure can alleviate the weight of motor, reduce engine power loss; Part is made gear structure, adopt gear forms transmission engagement better effects if, noise is little, the deficiency being namely filled with the general nylon strength of materials and wearing no resistance, and turn avoid because using chain, steel chain sprocket structure and the weight that causes is too large and expensive shortcoming.
Table one material composition
| Composition | Unit | Reference value |
| Chopped carbon fiber | ％ | 28～32 |
| Carbon fiber powder | ％ | 2～4 |
| Graphite | ％ | 6～10 |
| Auxiliary additive | ％ | 0～2 |
| Nylon particle | ％ | 54～64 |
Table two carbon fiber reinforced nylon material gear relevant parameter
| Parameter | Unit | Reference value |
| Tensile strength | MPa | 210 |
| Flexural strength | MPa | 320 |
| Flexural modulus | MPa | 20000 |
| Load deformation temperature | ℃ | 240 |
| Shrinkage | ％ | 0.2/0.5 |
| Density | g/cm 3 | 1.35 |
Described carbon fiber nylon composite material, it is made up of carbon fiber powder 2 ~ 4wt%, chopped carbon fiber 28 ~ 32wt%, graphite 6 ~ 10wt%, auxiliary additive 0 ~ 2wt% and nylon particle 54 ~ 64wt%, wherein carbon fiber powder diameter is 2 μm, length is 4 μm, chopped carbon fiber diameter is 2 μm, and length is 1mm.
This patent relates to a kind of carbon fiber nylon composite material.This carbon fiber nylon composite material is made up of carbon fiber powder 2 ~ 4wt%, chopped carbon fiber 28 ~ 32wt%, graphite 6 ~ 10wt% and nylon particle 54 ~ 64wt%, and all the other are technique auxiliary additive.This carbon fiber reinforced nylon composite material, combine between fiber and nylon matrix closely, excellent in mechanical performance, friction factor is low, and wear resistance is good, and preparation method is simple, has saved carbon fiber resource and cost.
Product injection molding forming method: after carbon fiber powder 2 ~ 4wt%, chopped carbon fiber 28 ~ 32wt%, graphite 6 ~ 10wt%, auxiliary additive 0 ~ 2wt% and nylon particle 54 ~ 64wt% premixing, 300 DEG C of molten states, inject mold cools down by injection machine shaping;
Owing to being adopt injection molding process, this kind of material can the needs of different situations, make different size, shape.Also on existing spare part mould basis, directly can change injection moulding batching can produce; Substantially reduce the difficulty of die sinking again, the reduction exemplar construction cycle;
Adopt the advantage of this material:
First, both carbon fiber powder and chopped carbon fiber are introduced nylon based composites by this patent simultaneously, the good enhancing effect of chopped carbon fiber and effective filling effect of carbon fiber powder have been played simultaneously, prepared carbon fiber nylon composite material excellent performance, combine closely between fiber and nylon matrix, in composite material, space is few, has tensile strength large, good stability, bearing strength and the high advantage of rupture strength;
Second, carbon fiber powder and chopped carbon fiber composition composite strengthening skeleton, chopped carbon fiber can effectively be connected nylon matrix tissue, the filling of carbon fiber powder is widely distributed, for stress provides large size force bearing point, be conducive to dispersive stress, thus reach the collaborative object strengthened, the composite materials property that this patent obtains is good;
3rd, the multilayer atomic structure of carbon of graphite has self-lubricating solid feature, and this patent effectively reduces friction factor because of adding of graphite, strengthens abrasive resistance, long service life;
4th, the dead meal that the carbon fiber powder of this patent can make full use of various carbon fiber product processes, and has saved carbon fiber resource, has reduced energy consumption and cost;
5th, preparation method of the present invention is simple, is conducive to the development and the popularization that promote carbon fiber composite.
Preferably, described oil pump actuation gear 4, water pump driving gear 3 all adopt carbon fiber reinforced nylon material injection shaping, make the excellent in mechanical performance of oil pump actuation gear 4, water pump driving gear 3, friction factor is low, wear resistance is good, bearing strength and rupture strength high, reliability promotes, and adds oil pump actuation gear 4, the intensity of water pump driving gear 3 and working life.
Preferably, described first drive wheel 1 is sprocket wheel, so that direct machine shaping on bent axle.Described second drive wheel 2 has the profile of tooth coordinated with the first drive wheel 1, and there is the profile of tooth coordinated with oil pump actuation gear 4, water pump driving gear 3 simultaneously, the second drive wheel 2 can be engaged with the first drive wheel 1, oil pump actuation gear 4, water pump driving gear 3 simultaneously.
The utility model is not only confined to above-described embodiment, and in the present embodiment, the first drive wheel 1, second drive wheel 2 also can be gear.In the present embodiment, the first drive wheel 1 is connected with bent axle 5 key, the first drive wheel 1 and bent axle 5 machine shaping respectively.
What finally illustrate is, above preferred embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model by above preferred embodiment, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from the utility model claims limited range.
Claims (7)
1. the crankshaft drive structure of a cooling engine for motor cycle water, it is characterized in that, the bent axle (5) be parallel to each other is provided with in the housing of water cooled engine, transmission shaft (6), oil pump shaft (7), water pump spindle (8), the upper circumference of described bent axle (5) fixes the first drive wheel (1), the upper circumference of described transmission shaft (6) fixes the second drive wheel (2), the fixing oil pump actuation gear (4) of the upper circumference of described oil pump shaft (7), the upper circumferential station pump actuation gear (3) of described water pump spindle (8), described first drive wheel (1), oil pump actuation gear (4), water pump driving gear (3) all engages with the second drive wheel (2).
2. the crankshaft drive structure of a kind of cooling engine for motor cycle water according to claim 1, is characterized in that: described second drive wheel (2), oil pump actuation gear (4), water pump driving gear (3) all adopt nylon material molding and forming.
3. the crankshaft drive structure of a kind of cooling engine for motor cycle water according to claim 1 and 2, is characterized in that: described second drive wheel (2) adopts carbon fiber reinforced nylon material injection shaping.
4. the crankshaft drive structure of a kind of cooling engine for motor cycle water according to claim 3, is characterized in that: described oil pump actuation gear (4), water pump driving gear (3) all adopt carbon fiber reinforced nylon material injection shaping.
5. the crankshaft drive structure of a kind of cooling engine for motor cycle water according to claim 1, it is characterized in that: described first drive wheel (1) is sprocket wheel, described second drive wheel (2) has the profile of tooth coordinated with the first drive wheel (1), and has the profile of tooth coordinated with oil pump actuation gear (4), water pump driving gear (3) simultaneously.
6. the crankshaft drive structure of a kind of cooling engine for motor cycle water according to claim 1, is characterized in that: described first drive wheel (1) is steel material.
7. the crankshaft drive structure of a kind of cooling engine for motor cycle water according to claim 1, is characterized in that: described first drive wheel (1), the second drive wheel (2) are gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520132727.5U CN204511658U (en) | 2015-03-09 | 2015-03-09 | The crankshaft drive structure of cooling engine for motor cycle water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520132727.5U CN204511658U (en) | 2015-03-09 | 2015-03-09 | The crankshaft drive structure of cooling engine for motor cycle water |
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| CN204511658U true CN204511658U (en) | 2015-07-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104672889A (en) * | 2015-03-09 | 2015-06-03 | 重庆高金实业有限公司 | Carbon fiber reinforced nylon composite, preparation method thereof and motorcycle water cooled engine |
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2015
- 2015-03-09 CN CN201520132727.5U patent/CN204511658U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104672889A (en) * | 2015-03-09 | 2015-06-03 | 重庆高金实业有限公司 | Carbon fiber reinforced nylon composite, preparation method thereof and motorcycle water cooled engine |
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Address after: 401122 No. 1, Yunhui Road, North District, Chongqing Economic and Technological Development Zone Patentee after: Chongqing GAOJIN Industrial Co.,Ltd. Address before: 401122 No. 1, Yunhui Road, North District, Chongqing Economic and Technological Development Zone Patentee before: CHONGQING GAOKIN INDUSTRY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |