CN206510691U - A kind of active axle construction for electric automobile - Google Patents
A kind of active axle construction for electric automobile Download PDFInfo
- Publication number
- CN206510691U CN206510691U CN201720000836.0U CN201720000836U CN206510691U CN 206510691 U CN206510691 U CN 206510691U CN 201720000836 U CN201720000836 U CN 201720000836U CN 206510691 U CN206510691 U CN 206510691U
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- CN
- China
- Prior art keywords
- wheel hub
- main shaft
- shaft body
- bearing
- connection part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model describes a kind of active axle construction for electric automobile, it includes main shaft body, main shaft body is made up of left connection part, interlude and right connection part, the diameter of left connection part and the diameter of right connection part are the 2/3 of interlude diameter, the travelling gear for being connected with speed changer is cased with interlude, travelling gear is connected with main shaft body key, positioning sleeve is cased with respectively on the main shaft body of travelling gear both sides, positioning sleeve is fixed by tight fixed bolt with main shaft body, and travelling gear is clamped between the positioning sleeve of both sides；Left wheel hub is installed in the end of left connection part, left wheel hub is connected with main shaft body key, right wheel hub is installed in the end of right connection part, right wheel hub is connected with main shaft body key, the diameter of left wheel hub is equal with the diameter of right wheel hub and being travelling gear diameter 1.6 times.The utility model small volume, lightweight, energy consumption is also lower.
Description
Technical field
The utility model is related to a kind of automobile component, and especially a kind of active axle construction for electric automobile belongs to machine
Tool equipment technical field.
Background technology
Electric automobile refers to, using vehicle power as power, be travelled with power wheel, meets road traffic, security legislation
The vehicle of requirements.Because the relatively conventional automobile of electric automobile effect on environment is smaller, its prospect is had an optimistic view of extensively.It is now current
Electric automobile be, using vehicle power as power, to be travelled with power wheel, it is started using storage electricity in the battery,
When driving automobile sometimes using 12 or 24 pieces of batteries, then need sometimes more.Current electric vehicle structure includes：Electric power drives
The mechanical systems such as dynamic and control system, driving force transmission, the equipment for completing assigned tasks etc..Driven by power and control system
It is the core of electric automobile, is also the maximum difference for being different from internal-combustion engines vehicle, driven by power and control system are by driving electricity
Speed-regulating control device of motivation, power supply and motor etc. is constituted.Now current people are concentrated mainly on for the concern of electric automobile
The difference of driven by power and traditional gasoline driven, its research emphasis is also mostly here, still often ignore automotive transmission
The improvement of system, because all relatively smaller therefore traditional transmission system of the volume and weight of electric automobile is to electric automobile
Speech seems unsuitable, is also unfavorable for reducing power consumption, it is therefore desirable to which designing a kind of can more meet the power train that electric automobile is used
System and corresponding part.
Utility model content
For above-mentioned deficiency of the prior art, main purpose of the present utility model is to solve existing current electric automobile
The structure of transmission system and electric automobile matching degree are bad, cause the problem of power consumption is larger, and a kind of portable construction is provided, it is favourable
In the active axle construction for electric automobile of reduction energy consumption.
The technical solution of the utility model：A kind of active axle construction for electric automobile, it is characterised in that including main shaft
Body, the main shaft body is made up of left connection part, interlude and right connection part, the diameter of the left connection part and right connection
The diameter of section is the 2/3 of interlude diameter, and the travelling gear for being connected with speed changer is cased with the interlude, described
Travelling gear is connected with main shaft body key, is cased with positioning sleeve, the positioning sleeve respectively on the main shaft body of travelling gear both sides
Fixed by tight fixed bolt with main shaft body, the travelling gear is clamped between the positioning sleeve of both sides；In the left connection part
End left wheel hub is installed, the left wheel hub is connected with main shaft body key, and right wheel is provided with the end of the right connection part
Hub, the right wheel hub is connected with main shaft body key, and the diameter of the left wheel hub is equal with the diameter of right wheel hub and is driving cog
1.6 times of wheel diameter；Left gland is installed on the main shaft body on the outside of left wheel hub, pacified on the main shaft body on the inside of left wheel hub
Equipped with left spacer, the left wheel hub is connected between left gland and left spacer and axial restraint, the main shaft sheet on the outside of right wheel hub
Right gland is installed on body, right spacer is installed on the main shaft body on the inside of right wheel hub, the right wheel hub is connected to right gland
Between right spacer and axial restraint；Left bearing is also cased with the left connection part, the left bearing is arranged on outside left spacer
Side, is also cased with left shaft holder on left bearing, and the left shaft holder is locked on left bearing by left bearing bolt, on the right side
Right bearing is also cased with linkage section, the right bearing is arranged on the outside of right spacer, and right axle bearing is also cased with right bearing, described
Right axle bearing is locked on right bearing by right bearing bolt；Left-side bottom is additionally provided with the top of the left shaft holder, on the right side
Right side bottom plate is additionally provided with the top of bearing block, the width of the left-side bottom and the width of right side bottom plate are travelling gear diameter
2 times.
Optimally, caging bolt is separately installed with the outside of the outside of the left wheel hub and right wheel hub, described is spacing
Bolt is fixed with main shaft body, between left wheel hub and corresponding caging bolt and right wheel hub and corresponding caging bolt it
Between be respectively equipped with spring washer.Here the axially position effect of wheel hub can be strengthened by installing caging bolt, prevent it from turning
Rock or glance off when dynamic, good reinforcement effect can be played when particularly rotating at a high speed, and spring washer can then subtract
Small trickle friction, protects wheel hub.
Optimally, between the left bearing bolt and left shaft holder and between right bearing bolt and right axle bearing respectively
Provided with plain washer.The utility model can play the purpose for improving bearing bolt connective stability by setting plain washer, it is to avoid
Jolt due to long-term or shake the bolt looseness caused.
Optimally, the length of the interlude and the length of left connection part ratio are 3.5:1.Here using targetedly ratio
Design is supporting and design exclusively for small-sized electric car, due to consideration that the characteristics of the small volume of electric car itself, therefore
The purpose for reducing energy consumption can be more reached using the Proportionality design of relative optimization.
Relative to prior art, the utility model has the advantages that：
1st, small volume, lightweight：Active axle construction of the present utility model is specific to electric automobile design, and it is direct
Power transmission shaft is driven to act by gear, overall lighter, transmission efficiency is also more preferable.
2nd, energy consumption is lower：Because overall weight reduces, in the case where ensureing enough intensity, energy can be significantly reduced
Consumption, so that the purpose of efficiency when reaching lifting speed-raising.
3rd, cost is advantageously reduced, the use demand of more family consumers is met.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of active axle construction for electric automobile of the utility model.
Fig. 2 is Fig. 1 left view.
In figure, 1-main shaft body, 11-left connection part, 12-interlude, 13-right connection part, 2-travelling gear, 3-
Positioning sleeve, 4-tight fixed bolt, 51-left wheel hub, 52-right wheel hub, 61-left gland, 62-right gland, 71-left spacer,
72-right spacer, 81-left bearing, 82-right bearing, 91-left shaft holder, 92-right axle bearing, 10-caging bolt, 14-
Left bearing bolt, 15-right bearing bolt, 16-left-side bottom, 17-right side bottom plate, 18-spring washer, 19-plain washer.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, a kind of active axle construction for electric automobile of the present utility model, including main shaft body
1, the main shaft body 1 is made up of left connection part 11, interlude 12 and right connection part 13, the diameter of the left connection part 11 and
The diameter of right connection part 13 is the 2/3 of the diameter of interlude 12, is cased with the interlude 12 for being connected with speed changer
Travelling gear 2, the travelling gear 2 is connected with the key of main shaft body 1, is cased with respectively on the main shaft body 1 of the both sides of travelling gear 2
Positioning sleeve 3, the positioning sleeve 3 is fixed by tight fixed bolt 4 with main shaft body 1, and the travelling gear 2 is clamped on the positioning of both sides
Between set 3；Left wheel hub 51 is installed in the end of the left connection part 11, the left wheel hub 51 is connected with the key of main shaft body 1,
The end of the right connection part 13 is provided with right wheel hub 52, and the right wheel hub 52 is connected with the key of main shaft body 1, the left wheel hub 51
Diameter it is equal with the diameter of right wheel hub 52 and be 1.6 times of the diameter of travelling gear 2；Main shaft body in the outside of left wheel hub 51
Left gland 61 is installed on 1, left spacer 71, the clamping of left wheel hub 51 are installed on the main shaft body 1 of the inner side of left wheel hub 51
Between left gland 61 and left spacer 71 and axial restraint, right gland 62 is installed on the main shaft body 1 in the outside of right wheel hub 52,
Right spacer 72 is installed on the main shaft body 1 of the inner side of right wheel hub 52, the right wheel hub 52 is connected to right gland 62 and right spacer
Between 72 and axial restraint；Left bearing 81 is also cased with the left connection part 11, the left bearing 81 is arranged on left spacer 71
Outside, is also cased with left shaft holder 91 on left bearing 81, and the left shaft holder 91 is locked at left bearing by left bearing bolt 14
On 81, right bearing 82 is also cased with the right connection part 13, the right bearing 82 is arranged on the right outside of spacer 72, in right bearing
Right axle bearing 92 is also cased with 82, the right axle bearing 92 is locked on right bearing 82 by right bearing bolt 15；On the left side
The top of bearing block 91 is additionally provided with left-side bottom 16, and right side bottom plate 17, the left side bottom are additionally provided with the top of right axle bearing 92
The width of plate 16 and the width of right side bottom plate 17 are 2 times of the diameter of travelling gear 2.
Referring to Fig. 1 and Fig. 2, in the utility model, pacify respectively in the outside in the outside of the left wheel hub 51 and right wheel hub 52
Equipped with caging bolt 10, described caging bolt 10 is fixed with main shaft body 1, in left wheel hub 51 and corresponding caging bolt 10
Between and right wheel hub 52 and corresponding caging bolt 10 between be respectively equipped with spring washer 18.The left bearing bolt 14 with
Plain washer 19 is respectively equipped between left shaft holder 91 and between right bearing bolt 15 and right axle bearing 92.The interlude 12
The length ratio of length and left connection part 11 is 3.5:1.
It should be noted that above example is only to illustrate technical solutions of the utility model rather than restriction technologies scheme,
Although applicant is explained in detail with reference to preferred embodiment to the utility model, one of ordinary skill in the art should manage
Solution, those to technical solutions of the utility model carry out modification or equivalent substitution, it is impossible to depart from the technical program objective and
Scope, all should cover among the utility model right.
Claims (4)
1. a kind of active axle construction for electric automobile, it is characterised in that including main shaft body（1）, the main shaft body（1）
It is by left connection part（11）, interlude（12）And right connection part（13）Constitute, the left connection part（11）Diameter and right connection
Section（13）Diameter be interlude（12）The 2/3 of diameter, in the interlude（12）On be cased with for being connected with speed changer
Travelling gear（2）, the travelling gear（2）With main shaft body（1）Key is connected, in travelling gear（2）The main shaft body of both sides（1）
It is upper to be cased with positioning sleeve respectively（3）, the positioning sleeve（3）Pass through tight fixed bolt（4）With main shaft body（1）It is fixed, the driving cog
Wheel（2）It is clamped on the positioning sleeve of both sides（3）Between；In the left connection part（11）End left wheel hub is installed（51）, it is described
Left wheel hub（51）With main shaft body（1）Key is connected, in the right connection part（13）End right wheel hub is installed（52）, the right side
Wheel hub（52）With main shaft body（1）Key is connected, the left wheel hub（51）Diameter and right wheel hub（52）Diameter it is equal and be
Travelling gear（2）1.6 times of diameter；In left wheel hub（51）The main shaft body in outside（1）On left gland is installed（61）, in revolver
Hub（51）The main shaft body of inner side（1）On left spacer is installed（71）, the left wheel hub（51）It is connected to left gland（61）And a left side
Spacer（71）Between and axial restraint, in right wheel hub（52）The main shaft body in outside（1）On right gland is installed（62）, in right wheel
Hub（52）The main shaft body of inner side（1）On right spacer is installed（72）, the right wheel hub（52）It is connected to right gland（62）And the right side
Spacer（72）Between and axial restraint；In the left connection part（11）On be also cased with left bearing（81）, the left bearing（81）Peace
Mounted in left spacer（71）Outside, in left bearing（81）On be also cased with left shaft holder（91）, the left shaft holder（91）Pass through left axle
Hold bolt（14）It is locked at left bearing（81）On, in the right connection part（13）On be also cased with right bearing（82）, the right bearing
（82）Installed in right spacer（72）Outside, in right bearing（82）On be also cased with right axle bearing（92）, the right axle bearing（92）It is logical
Cross right bearing bolt（15）It is locked at right bearing（82）On；In the left shaft holder（91）Top be additionally provided with left-side bottom
（16）, in right axle bearing（92）Top be additionally provided with right side bottom plate（17）, the left-side bottom（16）Width and right side bottom plate
（17）Width be travelling gear（2）2 times of diameter.
2. a kind of active axle construction for electric automobile according to claim 1, it is characterised in that in the left wheel hub
（51）Outside and right wheel hub（52）Outside be separately installed with caging bolt（10）, described caging bolt（10）And main shaft
Body（1）It is fixed, in left wheel hub（51）With corresponding caging bolt（10）Between and right wheel hub（52）With corresponding spacing spiral shell
Bolt（10）Between be respectively equipped with spring washer（18）.
3. a kind of active axle construction for electric automobile according to claim 2, it is characterised in that in the left bearing
Bolt（14）With left shaft holder（91）Between and right bearing bolt（15）With right axle bearing（92）Between be respectively equipped with plain washer
（19）.
4. a kind of active axle construction for electric automobile according to claim 3, it is characterised in that the interlude
（12）Length and left connection part（11）Length ratio be 3.5:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720000836.0U CN206510691U (en) | 2017-01-03 | 2017-01-03 | A kind of active axle construction for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720000836.0U CN206510691U (en) | 2017-01-03 | 2017-01-03 | A kind of active axle construction for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206510691U true CN206510691U (en) | 2017-09-22 |
Family
ID=59864103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720000836.0U Expired - Fee Related CN206510691U (en) | 2017-01-03 | 2017-01-03 | A kind of active axle construction for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206510691U (en) |
-
2017
- 2017-01-03 CN CN201720000836.0U patent/CN206510691U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20170922 Termination date: 20180103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |