CN108482051B - A kind of automobile axle - Google Patents
A kind of automobile axle Download PDFInfo
- Publication number
- CN108482051B CN108482051B CN201810345611.8A CN201810345611A CN108482051B CN 108482051 B CN108482051 B CN 108482051B CN 201810345611 A CN201810345611 A CN 201810345611A CN 108482051 B CN108482051 B CN 108482051B
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- China
- Prior art keywords
- balancing pole
- section
- cavity
- lower section
- upper section
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
- B60G15/04—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and mechanical damper or dynamic damper
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
This application provides a kind of automobile axles, including free bearing and balance buffering mechanism, balance buffering mechanism include: balancing pole upper section under free bearing, balancing pole on balancing pole, and balancing pole upper section ear is articulated on balancing pole on free bearing；Resilient sleeve, resilient sleeve are fixed on the lower end surface of balancing pole upper section；Balancing pole lower section, balancing pole lower section are articulated under balancing pole on free bearing；Telescopic rod, telescopic rod have ball head, round bar portion and sleeve part, and ball head is kept out in the internal taper hole of resilient sleeve, and round bar portion passes through resilient sleeve and the limit hole activity of balancing pole upper section cooperates, and sleeve part is movably arranged in the cavity of balancing pole lower section；Compressed spring, compressed spring are contained in cavity, and are kept out on sleeve part；Extension spring, extension spring are connected on balancing pole upper section and balancing pole lower section.Automobile axle in the present invention enhances balance buffering mechanism by the cushioning buffer effect hit when compressing, and can protect telescopic rod and balancing pole lower section not by collsion damage when vehicle body is hit.
Description
Technical field
The present invention relates to a kind of automobile axles, more particularly to a kind of automobile axle.
Background technique
Automobile has become one of most important means of transport in the world, its invention significantly improves people's lives,
Automobile has many advantages, such as comfortable, quick, and at the same time, the safety of automobile also becomes everybody focus of attention.
Publication CN201410671851.9 discloses a kind of rear axle of electric automobile buffer anticollision structure, including setting
Balancing pole between rear axle housing body and vehicle frame, it is described that anti-side collision buffer unit is additionally provided between rear axle housing body and vehicle frame；Institute
Anti-side collision buffer unit is stated, the bottom plate being vertically fixed on rear axle housing body including one further includes being located at bottom plate two
Two buffer springs of side, buffer spring is helical spring and both ends are respectively acting between bottom plate and vehicle frame；It is described flat
The bar that weighs includes the balancing pole lower section being connected on rear axle housing body and the balancing pole upper section being connected on vehicle frame, the balancing pole lower section
The spring of bumper and absorbing shock is connected between balancing pole upper section.But in the prior art, the upper section and lower section of balancing pole
At work, it is easy to produce impact, easily causes two bar collsion damages.
It is this field skill in conclusion how to reduce the upper section of balancing pole and collsion damage that lower section generates at work
Art personnel's urgent problem.
Summary of the invention
The object of the present invention is to provide a kind of automobile axle, the upper section and lower section for solving balancing pole at work, are easy
The problem of generating impact, easily causing two bar collsion damages.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of automobile axle, including cut with scissors on balancing pole
Free bearing under seat and balancing pole, further includes balance buffering mechanism, the balance buffering mechanism includes: balancing pole upper section, the balance
The upper lug of bar upper section is articulated on the balancing pole on free bearing；Resilient sleeve, the resilient sleeve have ring part and round tube section, institute
Ring part to be stated to be fixed on the lower end surface of the balancing pole upper section, the round tube section is connected on the lower end surface of the ring part,
It is provided with internal taper hole in the round tube section, offers several strip grooves in the round tube section, between two adjacent strip grooves
Form valve body；Balancing pole lower section, the lower lug of the balancing pole lower section are articulated under the balancing pole on free bearing；Telescopic rod, institute
Telescopic rod is stated with ball head, round bar portion and sleeve part, the ball head is kept out in the internal taper hole, the round bar portion connection
On the upper surface of the ball head and limit hole activity cooperation of the resilient sleeve with the balancing pole upper section is passed through, it is described
Sleeve part is connected on the lower end surface of the ball head and is movably arranged in the cavity of the balancing pole lower section；Compressed spring,
The compressed spring is contained in the cavity, and is kept out on the sleeve part；Extension spring, the extension spring are set in
The top of the balancing pole lower section, and be connected between the lower part of the balancing pole upper section and the lower part of the balancing pole lower section.
Further, the upper end of the extension spring is connected on the tension spring seat of honour of pars infrasegmentalis on the balancing pole, described
The lower end of extension spring is connected under the balancing pole under the tension spring of pars infrasegmentalis on seat.
Further, the lower end of the sleeve part is equipped with block, and the block is movably arranged on the balancing pole lower section
Top limiting slot in.
Further, the top of the compressed spring is contained in the interior intracavitary of the sleeve part, the compressed spring
Lower containment in the cavity, keep out on the top surface of the inner cavity by the upper end of the compressed spring, the compressed spring
It keeps out on the bottom surface of the cavity lower end.
Further, the valve body can protrude into the cavity.
Further, the front end periphery of the valve body can contradict on the inner wall of the cavity.
Further, the strip groove is by the front end near the rear end of the round tube section axially through the round tube section
Face, the strip groove extend radially through the periphery of the round tube section and the inner wall of the internal taper hole.
Further, the block is a pair, and a pair of of block is symmetricly set on the two sides of the sleeve part lower end, described
Limiting slot is a pair, and a pair of of limiting slot is symmetricly set on the two sides of the balancing pole lower section upper portion.It can be with by above-mentioned technical proposal
Find out, the invention has the following advantages:
1. in the present invention, balance buffering mechanism includes extension spring and compressed spring, when vehicle body is hit, bullet is stretched
Spring and compressed spring play a role, and are able to carry out damping, buffering, slow down lateral impact impact degree caused by vehicle body, protect vehicle
The safety of upper personnel is fixed with resilient sleeve on the lower end surface of balancing pole upper section, and the ball head of telescopic rod is kept out in resilient sleeve
In taper hole, the round bar portion of telescopic rod passes through resilient sleeve and the limit hole activity of balancing pole upper section cooperates, when vehicle body is laterally hit
Power is hit, when balance buffering mechanism compression is buffered, the elastic force of compressed spring is gradually increased, and in the latter end of compression travel, is stretched
The ball head of bar gradually squeezes into resilient sleeve along the inner wall of internal taper hole upwards, more slows down lateral impact impact caused by vehicle body
Degree, ball head meter squeeze into resilient sleeve and strut the valve body of resilient sleeve, and the front end periphery of valve body is pressed on the sky of balancing pole lower section
On the inner wall of chamber, frictional resistance is generated, hinders balancing pole upper section that telescopic rod is pushed to squeeze to balancing pole lower section, slows down telescopic rod and hit
To balancing pole lower section, protects telescopic rod and balancing pole lower section not by collsion damage, extend service life.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of balance buffering mechanism of the invention in its natural state.
Fig. 2 is structural schematic diagram when balance buffering mechanism of the invention is compressed.
Fig. 3 is the main view of resilient sleeve of the invention.
Fig. 4 is the left view of resilient sleeve of the invention.
Description of symbols: balancing pole upper section 1, limit hole 11, upper lug 12, balancing pole lower section 2, cavity 21, limiting slot
22, limiting slot upper surface 221, lower lug 23, telescopic rod 3, round bar portion 31, ball head 32, spherical surface 321, sleeve part 33, inner cavity
34, resilient sleeve 4, ring part 41, valve body 42, strip groove 43, round tube section 44, internal taper hole 45, extension spring 6, the tension spring seat of honour 61 is drawn
Seat 62 under spring, block 7, compressed spring 8.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
The application is described further below with reference to Fig. 1 to Fig. 4, a kind of automobile axle as shown in Figure 1, including balance
Free bearing and balance buffering mechanism under free bearing, balancing pole on bar, balance buffering mechanism include: balancing pole upper section 1, balancing pole lower section 2,
The upper lug 12 of telescopic rod 3, resilient sleeve 4, extension spring 6 and compressed spring 8, balancing pole upper section 1 is articulated in free bearing on balancing pole
On, the lower lug 23 of balancing pole lower section 2 is articulated under balancing pole on free bearing.
In the present embodiment, as shown in figure 1, figure 3 and figure 4, resilient sleeve 4 is fixed on the lower end surface of balancing pole upper section 1, elasticity
Set 4 also has ring part 41 and round tube section 44, and ring part 41 is fixed on the lower end surface of balancing pole upper section 1, and round tube section 44 connects
On the lower end surface of ring part 41, internal taper hole 45 is arranged in round tube section 44, several strip grooves 43 are offered in round tube section 44,
Strip groove 43 extends radially through round tube by the front end face near the rear end of round tube section 44 axially through round tube section 44, strip groove 43
The section 44 periphery and inner wall of internal taper hole 45 forms valve body 42 between two adjacent strip grooves 43, and valve body 42 can protrude into sky
In chamber 21.
In the present embodiment, as shown in Figure 1, telescopic rod 3 has ball head 32, round bar portion 31 and sleeve part 33, ball head 32
Spherical surface 321 keep out in the internal taper hole 45 of resilient sleeve 4, round bar portion 31 be connected on the upper surface of ball head 32 and pass through bullet
Property set 4 and the activity of limit hole 11 of balancing pole upper section 1 cooperate, sleeve part 33 is connected on the lower end surface of ball head 32 and activity
It is arranged in the cavity 21 of balancing pole lower section 2, the lower end of sleeve part 33 is equipped with block 7, and block 7 is movably arranged under balancing pole
In the limiting slot 22 on the top of section 2.
In the present embodiment, as shown in Figure 1, extension spring 6 is set in the top of balancing pole lower section 2, and it is connected to balancing pole
Between the lower part of upper section 1 and the lower part of balancing pole lower section 2, the upper end of extension spring 6 is connected to the tension spring of 1 lower part of balancing pole upper section
On the seat of honour 61, the lower end of extension spring 6 is connected under the tension spring of 2 lower part of balancing pole lower section on seat 62, and extension spring 6 can be in vehicle
Progressive damping, buffering when experiencing to biggish side impacts, slows down lateral impact impact caused by vehicle body of vehicle body side
Degree protects the safety of passengers inside the car.
In the present embodiment, as shown in Figure 1, compressed spring 8 is contained in cavity 21, and is kept out on sleeve part 33, compression
The top of spring 8 is contained in the inner cavity 34 of sleeve part 33, the lower containment of compressed spring 8 in cavity 21, compressed spring 8
Upper end is kept out on the top surface of inner cavity 34, and the lower end of compressed spring 8 is kept out on the bottom surface of cavity 21, and compressed spring 8 can be
Elastic shock attenuation buffering is carried out when vehicle body is by biggish side impacts, the lateral impact for slowing down the vehicle body other side causes vehicle body
Impact degree, protect the safety of passengers inside the car.
In the present embodiment, as shown in Fig. 2, balancing pole upper section 1 is rapidly to flat when vehicle body is by bigger side impacts
When the bar lower section 2 that weighs squeezes, resilient sleeve 4 pushes telescopic rod 3 to move downward, and compresses compressed spring 8, the elastic force of compressed spring 8 is gradually
Increase, gradually squeezes into resilient sleeve 4 upwards along the inner wall of internal taper hole 45 in the ball head 32 of the latter end of compression travel, telescopic rod 3, more
Add and slow down lateral impact impact degree caused by vehicle body, the valve body 42 of resilient sleeve 4 is softened, before the valve body 42 being softened
End periphery is pressed on the inner wall of cavity 21, and the inner wall of valve body 42 and cavity 21 generates friction, and the promotion of balancing pole upper section 1 is hindered to stretch
Contracting bar 3 is squeezed to balancing pole lower section 2, is slowed down telescopic rod 3 and is hit balancing pole lower section 2, protects telescopic rod 3 and balancing pole lower section 2 not
By collsion damage.
In the present embodiment, as shown in Figure 1, block 7 is a pair, a pair of of block 7 is symmetricly set on the two of 33 lower end of sleeve part
Side, limiting slot 22 are a pair, and a pair of of limiting slot 22 is symmetricly set on the two sides on 2 top of balancing pole lower section, works as balance buffering mechanism
By hit restore to the original state after compression when, balancing pole upper section 1 returns to home position, drive squeeze into the telescopic rod 3 of resilient sleeve 4 to
Upper movement can will squeeze into resilient sleeve 4 when the upper surface of block 7 is kept out on the limiting slot upper surface 221 of limiting slot 22
Telescopic rod 3 is extracted from resilient sleeve 4.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of automobile axle, including free bearing under free bearing and balancing pole on balancing pole, which is characterized in that it further include equalizing and buffering machine
Structure, the balance buffering mechanism include:
The upper lug (12) of balancing pole upper section (1), the balancing pole upper section (1) is articulated on the balancing pole on free bearing；
Resilient sleeve (4), the resilient sleeve (4) have ring part (41) and round tube section (44), and the ring part (41) is fixed on institute
On the lower end surface for stating balancing pole upper section (1), the round tube section (44) is connected on the lower end surface of the ring part (41), the circle
It is provided with internal taper hole (45) in pipeline section (44), offers several strip grooves (43) on the round tube section (44), adjacent two
Valve body (42) are formed between strip groove (43)；
The lower lug (23) of balancing pole lower section (2), the balancing pole lower section (2) is articulated under the balancing pole on free bearing；
Telescopic rod (3), the telescopic rod (3) have ball head (32), round bar portion (31) and sleeve part (33), the ball head
(32) it keeps out in the internal taper hole (45), the round bar portion (31) is connected on the upper surface of the ball head (32) and wears
Limit hole (11) activity for crossing the resilient sleeve (4) and the balancing pole upper section (1) cooperates, and the sleeve part (33) is connected to institute
It states on the lower end surface of ball head (32) and is movably arranged in the cavity (21) of the balancing pole lower section (2)；
Compressed spring (8), the compressed spring (8) is contained in the cavity (21), and keeps out on the sleeve part (33)；
Extension spring (6), the extension spring (6) are set in the top of the balancing pole lower section (2), and are connected to the balance
Between the lower part of bar upper section (1) and the lower part of the balancing pole lower section (2).
2. automobile axle according to claim 1, which is characterized in that the upper end of the extension spring (6) is connected to described
On the tension spring seat of honour (61) of balancing pole upper section (1) lower part, the lower end of the extension spring (6) is connected to the balancing pole lower section
(2) under the tension spring of lower part on seat (62).
3. automobile axle according to claim 1, which is characterized in that the lower end of the sleeve part (33) is equipped with block (7),
And the block (7) is movably arranged in the limiting slot (22) on the top of the balancing pole lower section (2).
4. automobile axle according to claim 3, which is characterized in that the top of the compressed spring (8) is contained in described
In the inner cavity (34) of sleeve part (33), the lower containment of the compressed spring (8) is in the cavity (21), the compressed spring
(8) upper end is kept out on the top surface of the inner cavity (34), and the lower end of the compressed spring (8) is kept out in the cavity (21)
On bottom surface.
5. automobile axle according to claim 1, which is characterized in that the valve body (42) can protrude into the cavity (21)
It is interior.
6. automobile axle according to claim 5, which is characterized in that the front end periphery of the valve body (42) can be contradicted in institute
On the inner wall for stating cavity (21).
7. according to automobile axle according to claim 1, which is characterized in that the strip groove (43) is by the round tube section
(44) nearby axially through the front end face of the round tube section (44), the strip groove (43) extends radially through the circle for rear end
The periphery of pipeline section (44) and the inner wall of the internal taper hole (45).
8. automobile axle according to claim 3, which is characterized in that the block (7) is a pair, and a pair of of block (7) is right
Claim setting in the two sides of the sleeve part (33) lower end, the limiting slot (22) is a pair, and a pair of of limiting slot (22) is symmetrical arranged
In the two sides on balancing pole lower section (2) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345611.8A CN108482051B (en) | 2018-04-17 | 2018-04-17 | A kind of automobile axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810345611.8A CN108482051B (en) | 2018-04-17 | 2018-04-17 | A kind of automobile axle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108482051A CN108482051A (en) | 2018-09-04 |
| CN108482051B true CN108482051B (en) | 2019-10-18 |
Family
ID=63312567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810345611.8A Active CN108482051B (en) | 2018-04-17 | 2018-04-17 | A kind of automobile axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108482051B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2345553B2 (en) * | 1972-09-21 | 1979-04-19 | Nissan Motor Co., Ltd., Yokohama, Kanagawa (Japan) | Compression spring arrangement in a vehicle suspension |
| CN2161497Y (en) * | 1993-01-14 | 1994-04-13 | 航空航天工业部第613研究所 | Shock damper |
| DE102004016101A1 (en) * | 2004-04-01 | 2005-10-20 | Porsche Ag | Shock absorber for vehicle wheel suspension has damping element consisting of elastic bellows with concertina-style outer and inner walls forming groove for spring |
| CN101235866A (en) * | 2007-01-30 | 2008-08-06 | 东海橡胶工业株式会社 | Dust-proof cover and assembling structure thereof |
| CN101264723A (en) * | 2007-03-14 | 2008-09-17 | 奥迪股份公司 | Height adjustment device for motor vehicles |
-
2018
- 2018-04-17 CN CN201810345611.8A patent/CN108482051B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2345553B2 (en) * | 1972-09-21 | 1979-04-19 | Nissan Motor Co., Ltd., Yokohama, Kanagawa (Japan) | Compression spring arrangement in a vehicle suspension |
| CN2161497Y (en) * | 1993-01-14 | 1994-04-13 | 航空航天工业部第613研究所 | Shock damper |
| DE102004016101A1 (en) * | 2004-04-01 | 2005-10-20 | Porsche Ag | Shock absorber for vehicle wheel suspension has damping element consisting of elastic bellows with concertina-style outer and inner walls forming groove for spring |
| CN101235866A (en) * | 2007-01-30 | 2008-08-06 | 东海橡胶工业株式会社 | Dust-proof cover and assembling structure thereof |
| CN101264723A (en) * | 2007-03-14 | 2008-09-17 | 奥迪股份公司 | Height adjustment device for motor vehicles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108482051A (en) | 2018-09-04 |
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