CN103388672A - Oil lubricating structure of engine - Google Patents
Oil lubricating structure of engine Download PDFInfo
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- CN103388672A CN103388672A CN2012101395837A CN201210139583A CN103388672A CN 103388672 A CN103388672 A CN 103388672A CN 2012101395837 A CN2012101395837 A CN 2012101395837A CN 201210139583 A CN201210139583 A CN 201210139583A CN 103388672 A CN103388672 A CN 103388672A
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Abstract
The invention relates to an oil lubricating structure of an engine. The oil lubricating structure comprises a box body, a gear set, a first oil storage tank, a second oil storage tank, an oil supply port and an oil pump. The gear set is arranged in the box body. The first oil storage tank is arranged below the gear set. The second oil storage tank is arranged below the gear set and is arranged above the first oil storage tank. The teeth of the gear set are lower than the flowing end of the second oil storage tank. The oil supply port is formed in the top of the tank body, the gear set or the second oil storage groove. The oil pump is communicated with the first oil storage tank and the oil supply port through an oil path. Oil in the first oil storage tank is supplied to the oil supply port and lubricates the gear set in a splashing or dropping way, or the oil can be directly output into the second oil storage tank and the oil in the second oil storage tank directly lubricates the gear set. Therefore, the gear set is simultaneously and directly lubricated and the lubricating oil is enabled to be splashed onto the gear set in large area on the whole.
Description
Technical field
The present invention relates to a kind of structure of motor engine gearbox, especially a kind of glossy structure of engine.
Background technique
The glossy structure of the engine gearbox of currently available technology is to be provided with casing, gear train, oil-feed port, oil storage tank and inlet port; Gear train is located in casing, and oil-feed port is located at the axle of gear train and can be lubricated with lasting fuel feeding to the gear train of the mode of splashing; Oil storage tank is located at the bottom in box house space and by oil circuit, oil is transported to oil-feed port; Inlet port is located at casing and the lubricant oil that oil storage tank in casing can be accumulated is transported to oil-feed port.
The glossy structure of the engine gearbox of prior art,, because oil-feed port is located at the axle of gear train,, so when axle was rotated, lubricant oil can splash from the oil-feed port rotation, and splashed to other gears in the engine gearbox, reach the purpose of oilgear group.Although can and splash on a large scale to gear train integral body, the mode of splashing not is very stable to the lubricated of gear, does not sometimes fly low-priced arriving, namely can be for lubricated without oil, therefore, list is with the lubricated low on fuel of the mode of splashing, lubrication effect is not good, easily causes gear wear.
The glossy structure that the engine gearbox of other patterns is separately arranged, please refer to Japan Patent JP4035226 and JP2008-144900 Patent Case, it is that gear train is located at the position of casing near bottom, and allow the tooth of gear train be infiltrated in the oil of oil storage tank, although can be directly lubricated to gear train, but it is only lubricated to single direct geared, there is no arrange allow lubricating oil splash structure, make the Lubricant on Gear group whole and splash on a large scale.And to have the tooth of certain stickiness and gear train to be infiltrated on the degree of depth of oil excessively dark due to lubricant oil, so the oil of oil storage tank can cause gear when rotation impedance excessive, oil is heating and rotten easily, the necessity that is improved in fact.
Summary of the invention
For the glossy structure of the engine gearbox that solves prior art, relevant for reaching simultaneously the direct invasion gear and allowing deficiency and the restriction that the Lubricant on Gear group is whole and splash on a large scale.The object of the present invention is to provide a kind of glossy structure of engine, it arranges the first oil storage tank and the second oil storage tank, the oil of the first oil storage tank is transported to oil-feed port and in the mode of splashing or drip, carrys out the oilgear group, also or directly export oil in the second oil storage tank, oily direct invasion gear train in the second oil storage tank, reach by this while direct invasion gear train and allow the purpose that the Lubricant on Gear group is whole and splash on a large scale.
The technological means that the present invention uses is to provide a kind of glossy structure of engine, comprising:
One casing;
One gear train, it is located in this casing and comprises one first axle, one first gear, one second axle, one second gear, one the 3rd axle and one the 3rd gear, this first axle, this second axle and the 3rd are located in this casing, this first gear, this second gear and the 3rd gear are sheathed on respectively this first axle, this second axle and the 3rd axle, wherein, this second gear comprises a large fluted disc section and a small tooth plate section, the diameter of this large fluted disc section is greater than this small tooth plate section, this large fluted disc section and the engagement of the 3rd gear, this small tooth plate section and the engagement of this first gear; At least one gear in this gear train is defined as one infiltrates gear;
One first oil storage tank, it is located at the below of this gear train and is positioned at this bottom half, and is provided with an inlet port that is formed in this first oil storage tank;
One second oil storage tank, it is located at the below of this infiltration gear, and this second oil storage tank is the top that is positioned at this first oil storage tank, and this second oil storage tank forms first-class go side in groove edge place, wherein, this tooth peak of tooth of below that infiltrates gear is lower than the circulation end of this second oil storage tank;
One oil-feed port, it can allow lubricant oil be supplied to this gear train, and wherein, this second oil storage tank can accumulate the lubricant oil via the output of this oil-feed port, and the tooth peak energy of the tooth of this infiltration gear below enough is infiltrated in the lubricant oil of this second oil storage tank; And
One oil pump, it is communicated with respectively this first oil storage tank and this oil-feed port via an oil circuit, and makes the oil of this first oil storage tank can be transported to this oil-feed port.
The glossy structure of described engine, wherein, form one second pasta in this liquid level that infiltrates the lubricant oil of oil storage tank, this infiltration gear tooth peak of below is infiltrated on this second oil storage tank, and this infiltrates gear, and tooth peak and the distance between this second pasta of below are 0.5 to 2 times of the tooth depth of this infiltration gear.
The glossy structure of described engine, wherein, this infiltrates gear, and tooth peak and the distance between this second pasta of below are 1 times of the tooth depth of this infiltration gear.
The glossy structure of described engine, wherein, this second oil storage tank comprises an oil storage rib that is connected with this casing both sides internal face.
The glossy structure of described engine, wherein, form one first pasta in the liquid level of the lubricant oil of this first oil storage tank, and the height of the inwall bottom surface of this second oil storage tank is higher than this first pasta.
The glossy structure of described engine, wherein, this oil-feed port is positioned at least one gear shaft or this second oil storage tank of this gear train.
The glossy structure of described engine, wherein, this oil-feed port is positioned at the top of this casing and is positioned at the top of this gear train.
The glossy structure of described engine, wherein, the circulation end of this second oil storage tank does not infiltrate the gear shaft of gear higher than this.
The glossy structure of engine provided by the present invention, the concrete benefit that can obtain and effect enhancement comprise at least:
1. lubrication effect is splendid: the present invention can make the tooth section direct invasion that is arranged on apart from the first oil storage tank bottom of casing gear train far away to lubricant oil so that gear train can obtain to stablize and the continuous lubrication effect, and can be fifty-fifty the tooth of gear train be lubricated.
2. reduction impedance: because the second gear the tooth peak of the tooth of below and 0.5 to 2 times of tooth depth that the distance between the second pasta is the second gear, so the second gear tooth of the below degree of depth that is infiltrated on oil shoals, by this, during the second gear rotation, impedance is little, oil is not perishable, and can reach the best effect of splashing.
3. reduce costs:, because the present invention can make lubricant oil oilgear group equably efficiently, can reduce the use amount of lubricant oil, reduce to help the Pu volume, reduce the wastage and Cost reduction.
Description of drawings
Fig. 1 is the stereo appearance figure of the present invention's the first preferred embodiment.
Fig. 2 is the three-dimensional part exploded view of the present invention's the first preferred embodiment and the circulation path schematic diagram of oil.
Fig. 3 is the exploded view of three-dimensional section of another angle of the present invention's the first preferred embodiment.
Fig. 4 is the side view that the present invention's the first preferred embodiment removes enclosing cover.
Fig. 5 is the side view of the present invention's the first preferred embodiment oil-feed port.
Fig. 6 is the side view that the present invention's the first preferred embodiment removes right shell body.
Fig. 7 is the relative position schematic diagram of the present invention's first preferred embodiment the first pasta and the second pasta.
Fig. 8 is the enlarged diagram that the tooth of the present invention's first preferred embodiment the second gear is infiltrated on oil.
Fig. 9 is the circulation path schematic diagram of the present invention's the second preferred embodiment oil.
Figure 10 is the circulation path schematic diagram of the present invention's the second preferred embodiment oil.
Figure 11 is the schematic diagram of the present invention's the second preferred embodiment oil-feed port setting position.
Figure 12 is the circulation path schematic diagram of the present invention's the 3rd preferred embodiment oil.
Figure 13 is the schematic diagram of the present invention's the 3rd preferred embodiment oil-feed port setting position.
Embodiment
In order to understand in detail technical characteristics of the present invention and practical effect, and can implement according to the content of specification, hereby, further with preferred embodiment as shown in drawings, be described in detail as follows:
The preferred embodiment of the glossy structure of a kind of engine provided by the present invention as shown in Figure 1 to Figure 3, comprising: the elements such as a casing 10, a gear train 20, one first oil storage tank 32, one second oil storage tank 40, an oil-feed port 50 and an oil pump 60, wherein:
As shown in Figures 2 and 3, this casing 10 comprises a left shell 11, a right shell body 12 and an enclosing cover 13, this left shell 11 laterally is provided with two oilholes 111 that are penetration state, and this right shell body 12 and this enclosing cover 13 cover respectively to be established and in conjunction with the two opposite sides of being fixed in this left shell 11.
as shown in Figures 2 and 4, this gear train 20 is located in this casing 10 and is comprised one first axle 21, one first gear 22, one second axle 23, one second gear 24, one the 3rd axle 25 reaches, one the 3rd gear 26, this first axle 21, this second axle 23 and the 3rd axle 25 are located in this casing 10, this first gear 22, this second gear 24 and the 3rd gear 26 are sheathed on respectively this first axle 21, this second axle 23 and the 3rd axle 25, wherein, this second gear 24 comprises a large fluted disc section 241 and a small tooth plate section 242, the diameter of this large fluted disc section 241 is greater than this small tooth plate section 242, this large fluted disc section 241 and the 3rd gear 26 engagements, this small tooth plate section 242 and these the first gear 22 engagements, the quantity of the gear of gear train 20 is more than two and the purpose that can reach speed change gets final product, and the present invention does not do specific restriction for the quantity of gear.
As shown in Figures 2 to 4, these casing 10 belows form a grease chamber 31 and this first oil storage tank 32, and this grease chamber 31 is formed at the bottom in the space between this left shell 11 and this right shell body 12; As Fig. 2 and shown in Figure 6, this first oil storage tank 32 is formed at the bottom in the space between this left shell 11 and this enclosing cover 13, this grease chamber 31 communicates with this two oilhole 111 respectively with this first oil storage tank 32, this grease chamber 31 and this first oil storage tank 32 are respectively lower than this gear train 20, this first oil storage tank 32 is provided with an inlet port 321 in bottom, this inlet port 321 can be pumped to oil-feed port 50 by oil pump 60 with the lubricant oil that accumulates in this first oil storage tank 32; Because grease chamber 31 communicates by oilhole 111 with the first oil storage tank 32, the lubricant oil of grease chamber 31 can flow to the first oil storage tank 32.
As shown in Figures 2 to 4, this second oil storage tank 40 comprises the two oil storage ribs 41 that mutually dock, this two oil storages rib 41 laterally is convexly equipped with and forms by the internal face of this left shell 11 and the internal face of this right shell body 12 respectively, this second oil storage tank 40 is located at the below of the large fluted disc section 241 of this second gear 24, the height of this second oil storage tank 40 is higher than this first oil storage tank 32, this second oil storage tank 40 forms first-class go side 42 in groove edge place, wherein, as shown in Figure 8, this large fluted disc section 241 the tooth peak 24111 of the tooth 2411 of below lower than the circulation end 42 of this second oil storage tank 40.
Wherein, at least one gear in this gear train 20 of the present invention is defined as and infiltrates gear (namely infiltrate gear and comprise more than one gear), infiltrate the tooth peak of tooth of below of gear lower than the circulation end 42 of the second oil storage tank 40, and the infiltration gear in the present invention's the first preferred embodiment is to be the second gear 24.
Infiltrating gear can be the first gear 22, the second gear 24 or the 3rd gear 26, and the present invention is used as the infiltration gear for which gear and does not do specific restriction, as long as at least one gear of gear train 20 is infiltrated in the second oil storage tank 40.Infiltrate gear and can also comprise two gears, for example the first gear 22 and the second gear 24 all are infiltrated in the second oil storage tank 40, and the present invention also is not restricted.
In addition, the circulation end 42 of the second oil storage tank 40, higher than the gear shaft that infiltrates gear, not that is to say, when infiltrating gear and be the second gear 24, the gear shaft that infiltrates gear is the second axle 23 at this moment; When the infiltration gear was the first gear 22, the gear shaft that infiltrates gear was the first axle 21 at this moment.
This oil-feed port 50 is positioned at least one gear shaft of this gear train 20, and namely this oil-feed port 50 is positioned at the first axle 21 or the second axle 23 or the 3rd axle 25 of this gear train 20, and as shown in Figure 5, preferably, this oil-feed port 50 is positioned at the 3rd axle 25; When the 3rd axle 25 rotated, the lubricant oil that flows out from oil-feed port 50 utilized centrifugal force and splash lubrication gear train 20, or accumulates in this second oil storage tank 40, and remaining lubricant oil is back to the first oil storage tank 32 again; This oil-feed port 50 also can be positioned at this first axle 21 or the second axle 23 also can reach identical effect, and the present invention does not do specific restriction for the position of oil-feed port 50.
As shown in Figures 1 and 2, this oil pump 60 comprises a body and an oil circuit that is connected with this body, and this oil pump 60 is communicated with respectively this first oil storage tank 32 and this oil-feed port 50 via this oil circuit.
As Fig. 2, Figure 6 and Figure 7, the first embodiment of the present invention (dotted arrow represents the circulation path signal of oil) when using is that lubricant oil is continued to be supplied in gear train 20 in the mode of splashing from oil-feed port 50, gear train 20 can be continued lubricated; Unnecessary lubricant oil can be accumulated in the first oil storage tank 32 and the second oil storage tank 40, and in the liquid level of the lubricant oil of the first oil storage tank 32, forms one first pasta S1, in the liquid level of the lubricant oil of the second oil storage tank 40, forms one second pasta S2; Wherein, the height of the inwall bottom surface of the second oil storage tank 40 is higher than the first pasta S1.
Due to the second gear 24 large fluted disc sections 241 the tooth 2411 of below lower than the circulation end 42 of the second oil storage tank 40, and because the second pasta S2 of the second oil storage tank 40 approximately is positioned at same plane with the circulation end 42 of the second oil storage tank 40, therefore, the second gear 24 the tooth 2411 of below can and be infiltrated in the lubricant oil of the second oil storage tank 40 lower than the second pasta S2.When the second gear 24 continues to rotate, can be constantly with on the lubricant oil band of the second oil storage tank 40, and make lubricant oil further splash to equably gear train 20;
Further preferably, as shown in Figure 8, the second gear 24 large fluted disc sections 241 are the tooth peak 24111 of the tooth 2411 of below and 0.5 to 2 times of tooth depth H that the distance L between the second pasta S2 is the second gear 24 large fluted disc sections 241.Preferably, the distance L between tooth peak 24111 and the second pasta S2 is 1 times of tooth depth H.Due to the second gear 24 the tooth 2411 of the below degree of depth that is infiltrated on oil shoal, so it is little to be subject to the impedance of oil resistance during the second gear 24 rotation, oil is not perishable; And due to the depth as shallow that is infiltrated on oil, the second gear 24 is easy to stir oil while rotating and oil is splashed, and can reach dual effect of splashing.
Next, when the oil of the second oil storage tank 40 holds when full, unnecessary oil flow to the first oil storage tank 32 via circulation end 42.Inlet port 321 is positioned at the bottom of the first oil storage tank 32, by oil pump 60, by pumping, sequentially through the inner oil circuit that forms of left shell 11, inner oil circuit, the 3rd axle 25 that forms of enclosing cover 13, delivers to oil-feed port 50, the oil after oilgear group 20 can be transported to the first oil storage tank 32.And oil pump 60 connects inlet port 321 and oil-feed port 50, and the effect of oil pump 60 is the oil of the first oil storage tank 32 is transported to oil-feed port 50, and splashes from oil-feed port 50 again, forms by this a circulation.
Remark additionally in addition, the second oil storage tank 40 of the present invention can directly be convexly equipped with to the subtend internal face and be formed by casing 10 1 side inwalls, for example: one laterally is convexly equipped with and is resisted against the oil storage rib of right shell body 12 by left shell 11, or one laterally be convexly equipped with and be resisted against the oil storage rib of left shell 11 by right shell body 12, and the present invention does not do specific restriction for the form of the second oil storage tank 40.
As shown in Figures 9 to 11, the second embodiment of the present invention is identical with the first embodiment in fact, and wherein, this fuel feeding 50A is positioned at the top of this casing 10 and is positioned at the top of this gear train 20.Dotted arrow represents the circulation path signal of oil, passing through the inner oil circuit that forms of left shell 11 by oil pump 60 by pumping delivers to oil-feed port 50A, from the lubricant oil of oil-feed port 50A outflow, drips gradually in gear train 20, by this, lubricant oil can continue to be supplied in gear train 20 from fuel feeding 50A in the mode of drippage.
To shown in Figure 13, the third embodiment of the present invention is identical with the first embodiment in fact as Figure 12, and wherein, this fuel feeding 50B is positioned at the bottom of this second oil storage tank 40.Dotted arrow represents the circulation path signal of oil, pass through the inner oil circuit that forms of left shell 11 by oil pump 60 by pumping and deliver to fuel feeding 50B, by this, lubricant oil can see through fuel feeding 50B and directly be output in the second oil storage tank 40, and utilizes gear train 20 direct invasions and the mode of stirring and continuous lubrication gear train 20.
The above, be only preferred embodiment of the present invention, can not limit scope of the invention process with this, i.e. every simple equivalence of doing according to the claims in the present invention book and specification changes and modifies, and all still remains within the scope of the patent.
Reference numerals list
10 casing 11 left shells
111 oilhole 12 right shell bodies
13 enclosing covers
20 gear train 21 first axles
22 first gear 23 second axles
24 second gear 241 large fluted disc sections
2411 tooth 24111 tooth peaks
242 small tooth plate section 25 the 3rd axles
26 the 3rd gears
31 grease chamber's 32 first oil storage tanks
321 inlet ports
40 second oil storage tank 41 oil storage ribs
42 circulation end 50 oil-feed ports
60 oil pump 50A oil-feed ports
The 50B oil-feed port
L distance H tooth depth
S1 first pasta S2 the second pasta.
Claims (10)
1. the glossy structure of an engine comprises:
One casing;
One gear train, it is located in this casing, at least one gear in this gear train is defined as one infiltrates gear;
One first oil storage tank, it is located at the below of this gear train and is positioned at this bottom half, and is provided with an inlet port that is formed in this first oil storage tank;
One second oil storage tank, it is located at the below of this infiltration gear, and this second oil storage tank is the top that is positioned at this first oil storage tank, and this second oil storage tank forms first-class go side in groove edge place, wherein, this tooth peak of tooth of below that infiltrates gear is lower than the circulation end of this second oil storage tank;
One oil-feed port, it can allow lubricant oil be supplied to this gear train, and wherein, this second oil storage tank can accumulate the lubricant oil via the output of this oil-feed port, and the tooth peak energy of the tooth of this infiltration gear below enough is infiltrated in the lubricant oil of this second oil storage tank; And
One oil pump, it is communicated with respectively this first oil storage tank and this oil-feed port via an oil circuit, and makes the oil of this first oil storage tank can be transported to this oil-feed port.
2. the glossy structure of engine as claimed in claim 1, wherein, liquid level in the lubricant oil of this second oil storage tank forms one second pasta, this infiltration gear tooth peak of below is infiltrated on this second oil storage tank, and this infiltrates gear, and tooth peak and the distance between this second pasta of below are 0.5 to 2 times of the tooth depth of this infiltration gear.
3. the glossy structure of engine as claimed in claim 2, wherein, this infiltrates gear, and tooth peak and the distance between this second pasta of below are 1 times of the tooth depth of this infiltration gear.
4. the glossy structure of engine as claimed in claim 2, wherein, this second oil storage tank comprises an oil storage rib that is connected with this casing both sides internal face.
5. as the glossy structure of the described engine of any one in claim 1 to 4, wherein, in the liquid level of the lubricant oil of this first oil storage tank, form one first pasta, the height of the inwall bottom surface of this second oil storage tank is higher than this first pasta.
6. as the glossy structure of the described engine of any one in claim 1 to 4, wherein, this oil-feed port is positioned at least one gear shaft or this second oil storage tank of this gear train.
7. the glossy structure of engine as claimed in claim 5, wherein, this oil-feed port is positioned at least one gear shaft or this second oil storage tank of this gear train.
8. as the glossy structure of the described engine of any one in claim 1 to 4, wherein, this oil-feed port is positioned at the top of this casing and is positioned at the top of this gear train.
9. the glossy structure of engine as claimed in claim 5, wherein, this oil-feed port is positioned at the top of this casing and is positioned at the top of this gear train.
10. the glossy structure of engine as claimed in claim 1, wherein, the circulation end of this second oil storage tank does not infiltrate the gear shaft of gear higher than this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210139583.7A CN103388672B (en) | 2012-05-08 | 2012-05-08 | The glossy structure of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210139583.7A CN103388672B (en) | 2012-05-08 | 2012-05-08 | The glossy structure of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103388672A true CN103388672A (en) | 2013-11-13 |
| CN103388672B CN103388672B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210139583.7A Active CN103388672B (en) | 2012-05-08 | 2012-05-08 | The glossy structure of engine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202162A (en) * | 2014-06-19 | 2015-12-30 | 三菱自动车工业株式会社 | Lubricating structure of transmission |
| CN108006175A (en) * | 2017-12-28 | 2018-05-08 | 广州雷利诺车业有限公司 | A kind of motorcycle gear box |
| CN110822067A (en) * | 2018-08-14 | 2020-02-21 | 长城汽车股份有限公司 | Auxiliary lubricating structure of transmission device and speed reducer |
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| JPH04307161A (en) * | 1991-04-04 | 1992-10-29 | Suzuki Motor Corp | Lubricating device of engine for motorcycle |
| JPH0854053A (en) * | 1994-08-09 | 1996-02-27 | Hino Motors Ltd | Oil lubricating device for reduction gear |
| JPH10252871A (en) * | 1997-03-17 | 1998-09-22 | Fuji Heavy Ind Ltd | Lubricating structure of transmission for vehicle |
| EP0869299A2 (en) * | 1997-04-04 | 1998-10-07 | Borg-Warner Automotive, Inc. | Multiple chamber twin clutch axle |
| JP2007247706A (en) * | 2006-03-14 | 2007-09-27 | Toyota Motor Corp | Controller for driving device |
| CN101210505A (en) * | 2006-12-28 | 2008-07-02 | 本田技研工业株式会社 | Power unit for two-wheel motorcycle |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04307161A (en) * | 1991-04-04 | 1992-10-29 | Suzuki Motor Corp | Lubricating device of engine for motorcycle |
| JPH0854053A (en) * | 1994-08-09 | 1996-02-27 | Hino Motors Ltd | Oil lubricating device for reduction gear |
| JPH10252871A (en) * | 1997-03-17 | 1998-09-22 | Fuji Heavy Ind Ltd | Lubricating structure of transmission for vehicle |
| EP0869299A2 (en) * | 1997-04-04 | 1998-10-07 | Borg-Warner Automotive, Inc. | Multiple chamber twin clutch axle |
| JP2007247706A (en) * | 2006-03-14 | 2007-09-27 | Toyota Motor Corp | Controller for driving device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202162A (en) * | 2014-06-19 | 2015-12-30 | 三菱自动车工业株式会社 | Lubricating structure of transmission |
| CN105202162B (en) * | 2014-06-19 | 2018-11-06 | 三菱自动车工业株式会社 | The lubricating structure of speed changer |
| CN108006175A (en) * | 2017-12-28 | 2018-05-08 | 广州雷利诺车业有限公司 | A kind of motorcycle gear box |
| CN110822067A (en) * | 2018-08-14 | 2020-02-21 | 长城汽车股份有限公司 | Auxiliary lubricating structure of transmission device and speed reducer |
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|---|---|
| CN103388672B (en) | 2016-05-11 |
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