CN207777593U - A kind of speed changer and electric vehicle - Google Patents
A kind of speed changer and electric vehicle Download PDFInfo
- Publication number
- CN207777593U CN207777593U CN201721719067.6U CN201721719067U CN207777593U CN 207777593 U CN207777593 U CN 207777593U CN 201721719067 U CN201721719067 U CN 201721719067U CN 207777593 U CN207777593 U CN 207777593U
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- CN
- China
- Prior art keywords
- axocoel
- procapsid
- sealing strip
- speed changer
- output
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Abstract
The utility model is related to speed changer field, discloses a kind of speed changer and electric vehicle, the speed changer include：Procapsid and back casing, procapsid and back casing are fixedly connected to form input axocoel, intermediate axocoel and output axocoel, intermediate axocoel and are equipped with jackshaft；Jackshaft is equipped with blind hole in an axial direction, and side wall offers multiple through-holes, and blind hole is open towards procapsid；Procapsid is equipped with first passage, and back casing is equipped with second channel and third channel.Speed changer is run, a lubricating oil part for output axocoel splashes to intermediate axocoel and is lubricated to the component in it under centrifugal force, some lubricating oil flows to intermediate axocoel through first passage, then output axocoel and input axocoel are flowed to through jackshaft, it flow to being lubricated to the component in it for input axocoel, it lubricates rear portion and flows back to output axocoel from the intermediate axocoel of input axocoel flow direction, then through second channel through third channel.The component in speed changer can be lubricated it is not necessary that a device is additionally arranged, oil circuit is simple.
Description
Technical field
The utility model is related to speed changer field more particularly to a kind of speed changers and electric vehicle.
Background technology
New energy pure electric vehicle power is driven using motor, and compared with conventional fuel oil engine, motor working speed is high,
Working speed reaches as high as 10,000 turns or more, and peak torque is big, thus more to transmission gear and bearing load and reliability requirement
It is high, therefore, to assure that the sufficient lubrication of gear and bearing.
Existing is that a device is arranged in speed changer mostly to transmission lubrication system, is mounted on shell, though
It can so solve the problems, such as bearing lubrication, but the weight of speed changer can be increased to a certain extent, and speed changer can be caused
Interior space reduces, and the lubricant passage way in shell is more complicated, increases the difficulty for usually lubricating and maintaining.
Therefore, there is an urgent need for a kind of speed changers to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is that a kind of speed changer and electric vehicle are proposed, to solve the profit in prior art middle casing
Lubricating oil road is more complicated, the big technical problem of difficulty for usually lubricating and maintaining.
For this purpose, the utility model uses following technical scheme：
A kind of speed changer, including：Procapsid and back casing, the procapsid and the back casing are fixedly connected to form input
Axocoel, intermediate axocoel and output axocoel, the intermediate axocoel are equipped with jackshaft；
The center of the jackshaft is equipped with blind hole in an axial direction, and side wall offers multiple through-holes being connected to the blind hole, institute
The opening of blind hole is stated towards the procapsid；
The procapsid is equipped with first passage, and the first passage is connected to the output axocoel and institute at the procapsid
Intermediate axocoel is stated, the back casing is equipped with second channel and third channel, and the second channel is connected to the institute at the back casing
It states output axocoel and the intermediate axocoel, the third channel is connected to the input axocoel and the centre at the back casing
Axocoel.
Speed changer is run, since the lubricating oil part that centrifugation force effect is stored in output axocoel splashes to intermediate axocoel pair
Intermediate axocoel component is lubricated, some lubricating oil flows to intermediate axocoel by first passage, then due to centrifugal force
The lubricating oil among procapsid at axocoel is acted on by jackshaft flow direction output axocoel and input axocoel, the profit of flow direction input axocoel
Lubricating oil is lubricated the input shaft assembly in input axocoel, the lubricating oil part after lubrication will continue to stay in input axocoel after
Continuous to be lubricated to input axocoel component, another part can flow to jackshaft by third channel from the input axocoel of back casing
Then chamber flows back to output axocoel through second channel.It is not necessary that additionally one device of setting can be to each in speed changer in speed changer
Kind component is lubricated, and lubricant passage way is simple, makes the reduction of maintenance difficulty.
Preferably, the first sealing strip is equipped at the intermediate axocoel of the procapsid, first sealing strip is equipped with the
One oil guide groove, the procapsid are equipped with the oil guide plate being connect with the first oil guide groove opening, first oil guide groove, institute
It states oil guide plate and the procapsid cooperatively forms the first passage.The lubricating oil of output shaft intracavitary can pass through first passage stream
Enter intermediate axocoel, lubricating oil flows to input axocoel and output axocoel by jackshaft.
Preferably, the second sealing strip is equipped at the intermediate axocoel of the back casing, second sealing strip is equipped with the
Two oil guide grooves, second oil guide groove and the back casing cooperatively form the second channel.The profit of axocoel among at back casing
Lubricating oil flows back to output axocoel by second channel.
Preferably, third sealing strip is equipped at the input axocoel of the back casing, the third sealing strip is equipped with the
Three oil guide grooves, the third oil guide groove and the back casing cooperatively form the third channel.Input shaft intracavitary at back casing
Lubricating oil flows to intermediate axocoel by third channel.
Preferably, multiple first reinforcing ribs being connect with the procapsid are connected on the outside of first sealing strip；First
Reinforcing rib is used to enhance the intensity of the first sealing strip；
The 4th sealing strip is equipped at the input axocoel of the procapsid, the 4th sealing strip outside is connected with and institute
State multiple 4th reinforcing ribs of procapsid connection；4th reinforcing rib is used to enhance the intensity of the 4th sealing strip and input shaft bore；
The 5th sealing strip is equipped at the output axocoel of the procapsid, the 5th sealing strip outside is connected with and institute
State multiple 5th reinforcing ribs of procapsid connection；5th reinforcing rib can enhance the intensity of the 5th sealing strip and output shaft hole.
Preferably, multiple second reinforcing ribs being connect with the back casing are connected on the outside of second sealing strip.Second
Reinforcing rib is used to enhance the intensity of the second sealing strip.
Preferably, the input axocoel is equipped with input shaft and input shaft assembly, the output axocoel are equipped with output shaft
And output shaft assembly.
Preferably, the intermediate axocoel is also equipped with intermediate shaft assembly.
A kind of electric vehicle uses above-described speed changer.
The beneficial effects of the utility model are：Speed changer is run, since centrifugation force effect is stored in the lubrication of output axocoel
An oily part splashes to intermediate axocoel and is lubricated to intermediate axocoel component, some lubricating oil is flowed to by first passage
Intermediate axocoel, then since the lubricating oil among centrifugation force effect procapsid at axocoel is by jackshaft flow direction output axocoel and defeated
Enter axocoel, the lubricating oil of flow direction input axocoel is lubricated the input shaft assembly in input axocoel, the lubricating oil one after lubrication
Part will continue to stay in input axocoel and continue to be lubricated input axocoel component, and another part can be by third channel from rear shell
The intermediate axocoel of input axocoel flow direction of body, then flows back to output axocoel through second channel.Without additional setting one in speed changer
Device can be lubricated the various assemblies in speed changer, and lubricant passage way is simple, make the reduction of maintenance difficulty.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model speed changer；
Fig. 2 is the procapsid structural schematic diagram of the utility model speed changer；
Fig. 3 is the back casing structural schematic diagram of the utility model speed changer.
In figure：
1, procapsid；11, the first sealing strip；111, the first oil guide groove；12, the 4th sealing strip；13, the 5th sealing strip；14、
Oil guide plate；15, the first reinforcing rib；16, the 5th reinforcing rib；17, the 4th reinforcing rib；
2, back casing；21, third sealing strip；211, third oil guide groove；22, the second sealing strip；221, the second oil guide groove；
23, the 6th sealing strip；24, the second reinforcing rib；3, input shaft；4, jackshaft；41, blind hole；42, through-hole；5, output shaft.
Specific implementation mode
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, the utility model discloses a kind of speed changer, including procapsid 1 and back casing 2.Procapsid 1 is with after
Shell 2 forms input axocoel, intermediate axocoel and output axocoel, input shaft intracavitary and is equipped with input shaft after being fixed together
3 and input shaft assembly, jackshaft intracavitary jackshaft 4 and intermediate shaft assembly be installed, output shaft intracavitary is equipped with output shaft 5 and defeated
Go out shaft assembly.
The center of jackshaft 4 is equipped with blind hole 41 in an axial direction, and multiple through-holes 42 are offered on side wall, and through-hole 42 connects with blind hole 41
Logical, the opening of blind hole 41 can make procapsid jackshaft intracavitary towards procapsid 1, opening towards procapsid 1 when jackshaft 4 is installed
Lubricating oil flow into jackshaft 4 blind hole 41 in.
As depicted in figs. 1 and 2, procapsid 1 is equipped with the first sealing strip 11, and the first sealing strip 11 is located at intermediate axocoel, in
Countershaft 4 is arranged with bearing close to one end that its blind hole 41 is open, which is installed on the inside of the first sealing strip 11.First sealing
The outside on side 11 is surrounded by multiple first reinforcing ribs 15, and the first reinforcing rib 15 is connected to the inside of procapsid 1, the first reinforcing rib
15 intensity for reinforcing the first sealing strip 11.First sealing strip 11 offers the first oil guide groove 111, and the first oil guide groove 111 is opened
It is connected with oil guide plate 14 at mouthful.First oil guide groove 111, oil guide plate 14 and procapsid 1 cooperatively form first passage, and first passage connects
Output axocoel at logical procapsid 1 and intermediate axocoel.The 4th sealing strip 12 is equipped at the input axocoel of procapsid 1, input shaft 3
One end is arranged with bearing, which is installed on the inside of the 4th sealing strip 12.The outside of 4th sealing strip 12 is surrounded by multiple
4th reinforcing rib 17, the 4th reinforcing rib 17 are connected to the inside of procapsid 1, and the 4th reinforcing rib 17 is defeated on procapsid 1 for reinforcing
Enter the intensity of axis hole and the 4th sealing strip 12.The 5th sealing strip 13, one end of output shaft 5 are equipped at the output axocoel of procapsid 1
It is arranged with bearing, which is installed on 13 inside of the 5th sealing strip.The outside of 5th sealing strip 13 is surrounded by multiple slender acanthopanaxs
Strengthening tendons 16, the 5th reinforcing rib 16 are connected to the inside of procapsid 1, and the 5th reinforcing rib 16 is for reinforcing output shaft hole on procapsid 1
With the intensity of the 5th sealing strip 13.First sealing strip 11, the first reinforcing rib 15, oil guide plate 14, the 4th sealing strip the 12, the 4th are reinforced
Muscle 17, the 5th sealing strip 13 and the 5th reinforcing rib 16 are integrally formed with procapsid 1.
As shown in figure 3, being equipped with the second sealing strip 22 at the intermediate axocoel of back casing 2, jackshaft 4 is open far from its blind hole 41
One end be arranged with bearing, which is installed on the inside of the second sealing strip 22.The outside of second sealing strip 22 is surrounded by multiple
Second reinforcing rib 24, the second reinforcing rib 24 are connected to the inside of back casing 2.Second reinforcing rib 24 is for reinforcing the second sealing strip 22
Intensity.Second sealing strip 22 offers the second oil guide groove 221, and it is logical that the second oil guide groove 221 and back casing 2 cooperatively form second
Road, second channel are connected to output axocoel and intermediate axocoel at back casing 2.Third is equipped at the input axocoel of back casing 2 to seal
The other end on side 21, input shaft 3 is arranged with bearing, which is installed on the inside of third sealing strip 21.Third sealing strip 21 is opened
Equipped with third oil guide groove 211, third oil guide groove 211 and back casing 2 cooperatively form third channel, and third channel is connected to back casing 2
The intermediate axocoel and input axocoel at place.The 6th sealing strip 23, another end cap of output shaft 5 are equipped at the output axocoel of back casing 2
It is connected to bearing, which is installed on 23 inside of the 6th sealing strip.
When speed changer is mounted on automobile, output axocoel is in bottom, and when speed changer is not run, lubricating oil is made due to gravity
With can all be stored in output axocoel, when speed changer starts work, input shaft 3 drives jackshaft 4 to rotate, and jackshaft 4 drives output
Axis 5 rotates, and the rotation of output shaft 5 can drive output shaft assembly to rotate, and due to centrifuging force effect, the lubricating oil of output axocoel can be made to fly
It splashes, a part of lubricating oil can splash to intermediate axocoel, be lubricated to jackshaft 4 and intermediate shaft assembly, some lubrication
Oil can flow to intermediate axocoel by output axocoel of the first passage from procapsid 1.
The lubricating oil of intermediate axocoel at procapsid 1 can be flowed by the blind hole 41 of jackshaft 4 from the through-hole 42 of jackshaft 4
Go out, the rotation due to jackshaft 4 and centrifugation force effect, after the intermediate shaft assembly of the oil lubrication jackshaft intracavitary of outflow,
A part can flow to output axocoel, another part flow direction input axocoel, and the oil lubrication of flow direction input axocoel inputs shaft assembly
Afterwards, a part of lubricating oil can pass through input axocoel flow direction intermediate axocoel of the third channel from back casing 2, and another part can stay in
Input shaft intracavitary continues to be lubricated input shaft assembly.The lubricating oil for flowing to 2 jackshaft intracavitary of back casing passes through second channel
It flow to output axocoel from jackshaft chamber.The lubricating oil of axocoel is exported since the effect of output shaft 5 and output shaft assembly flows to front housing
Intermediate axocoel at body 1, cycle lubricates the part in speed changer successively always.
The invention also discloses a kind of electric vehicle, which uses above-described speed changer.
Applicant states that the utility model has carried out illustrative description by above-described embodiment, it is clear that the utility model
Specific implementation is not subject to the restrictions described above, if use the utility model design and technical solution carry out it is various non-
Substantial improvement, or it is not improved the design of the utility model and technical solution are directly applied into other occasions, exist
Within the scope of protection of the utility model.
Claims (9)
1. a kind of speed changer, which is characterized in that including：Procapsid（1）And back casing（2）, the procapsid（1）With the rear shell
Body（2）It is fixedly connected to form input axocoel, intermediate axocoel and output axocoel, the intermediate axocoel and jackshaft is installed（4）；
The jackshaft（4）Center in an axial direction be equipped with blind hole（41）, side wall offers multiple with the blind hole（41）Connection
Through-hole（42）, the blind hole（41）Opening towards the procapsid（1）；
The procapsid（1）Equipped with first passage, the first passage is connected to the procapsid（1）Place the output axocoel and
The intermediate axocoel, the back casing（2）Equipped with second channel and third channel, the second channel is connected to the back casing
（2）The output axocoel and the intermediate axocoel at place, the third channel are connected to the back casing（2）The input shaft at place
Chamber and the intermediate axocoel.
2. speed changer according to claim 1, which is characterized in that the procapsid（1）The intermediate axocoel at be equipped with
First sealing strip（11）, first sealing strip（11）Equipped with the first oil guide groove（111）, the procapsid（1）It is equipped with and institute
State the first oil guide groove（111）The oil guide plate of opening connection（14）, first oil guide groove（111）, the oil guide plate（14）With
The procapsid（1）Cooperatively form the first passage.
3. speed changer according to claim 1, which is characterized in that the back casing（2）The intermediate axocoel at be equipped with
Second sealing strip（22）, second sealing strip（22）Equipped with the second oil guide groove（221）, second oil guide groove（221）And institute
State back casing（2）Cooperatively form the second channel.
4. speed changer according to claim 1, which is characterized in that the back casing（2）The input axocoel at be equipped with
Third sealing strip（21）, the third sealing strip（21）Equipped with third oil guide groove（211）, the third oil guide groove（211）And institute
State back casing（2）Cooperatively form the third channel.
5. speed changer according to claim 2, which is characterized in that first sealing strip（11）Outside be connected with it is described
Procapsid（1）Multiple first reinforcing ribs of connection（15）；
The procapsid（1）The input axocoel at be equipped with the 4th sealing strip（12）, the 4th sealing strip（12）Outside connects
It is connected to and the procapsid（1）Multiple 4th reinforcing ribs of connection（17）；
The procapsid（1）The output axocoel at be equipped with the 5th sealing strip（13）, the 5th sealing strip（13）Outside connects
It is connected to and the procapsid（1）Multiple 5th reinforcing ribs of connection（16）.
6. speed changer according to claim 3, which is characterized in that second sealing strip（22）Outside be connected with it is described
Back casing（2）Multiple second reinforcing ribs of connection（24）.
7. speed changer according to claim 1, which is characterized in that the input axocoel is equipped with input shaft（3）And input
Shaft assembly, the output axocoel are equipped with output shaft（5）And output shaft assembly.
8. speed changer according to claim 1, which is characterized in that the intermediate axocoel is also equipped with intermediate shaft assembly.
9. a kind of electric vehicle, which is characterized in that using the speed changer described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721719067.6U CN207777593U (en) | 2017-12-12 | 2017-12-12 | A kind of speed changer and electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721719067.6U CN207777593U (en) | 2017-12-12 | 2017-12-12 | A kind of speed changer and electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777593U true CN207777593U (en) | 2018-08-28 |
Family
ID=63232041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721719067.6U Expired - Fee Related CN207777593U (en) | 2017-12-12 | 2017-12-12 | A kind of speed changer and electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777593U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973590A (en) * | 2019-03-15 | 2019-07-05 | 浙江方正电机股份有限公司 | A kind of integrated form driving electric bridge |
| CN110107679A (en) * | 2019-06-13 | 2019-08-09 | 株洲齿轮有限责任公司 | Speed changer and its case of transmission |
| CN113483082A (en) * | 2021-06-07 | 2021-10-08 | 重庆长安汽车股份有限公司 | Left end cover structure of hybrid transmission |
-
2017
- 2017-12-12 CN CN201721719067.6U patent/CN207777593U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973590A (en) * | 2019-03-15 | 2019-07-05 | 浙江方正电机股份有限公司 | A kind of integrated form driving electric bridge |
| CN110107679A (en) * | 2019-06-13 | 2019-08-09 | 株洲齿轮有限责任公司 | Speed changer and its case of transmission |
| CN113483082A (en) * | 2021-06-07 | 2021-10-08 | 重庆长安汽车股份有限公司 | Left end cover structure of hybrid transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20201212 |