CN209441127U - A kind of few-leaf-spring suspension system - Google Patents
A kind of few-leaf-spring suspension system Download PDFInfo
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- CN209441127U CN209441127U CN201821858027.4U CN201821858027U CN209441127U CN 209441127 U CN209441127 U CN 209441127U CN 201821858027 U CN201821858027 U CN 201821858027U CN 209441127 U CN209441127 U CN 209441127U
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- mounting structure
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- leaf
- stabiliser bar
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Abstract
The utility model provides a kind of few-leaf-spring suspension system, it includes two groups of spring mounting structures, leaf spring is installed on every group of spring mounting structure, leaf spring is few leaf spring, spring mounting structure includes the first mounting structure, intermediate mounting structure, second mounting structure, corresponding leaf spring head and the tail both ends are respectively arranged in the first mounting structure, on second mounting structure, the middle part of leaf spring passes through intermediate mounting structure, suspension mounting structure is provided with above intermediate mounting structure, buffer stopper is provided on suspension mounting structure, the damper with leaf spring docking is provided near intermediate mounting structure, the few-leaf-spring suspension system further includes stabiliser bar and stabiliser bar mounting structure.The advantages of this few-leaf-spring suspension system has design more reasonable, can mitigate, inhibit the vibration as caused by uneven road surface and impact.
Description
Technical field
The utility model belongs to Pendant Structure Of Vehicle technical field, is related to a kind of few-leaf-spring suspension system.
Background technique
Currently, few leaf spring is very wide in external application.Since domestic few leaf spring processing technology level is first intake than the world
After falling to normal price, the advantage of few leaf spring is not brought into play completely, thus Transition Design it is more satisfactory when, reliability is insufficient, intensity
After raising, rigidity is slightly biased big.At present on city bus using more, with the raising of domestic technological level, few piece variable cross-section
The application range of leaf spring can be more and more extensive.
In conclusion need to design it is a kind of design it is more reasonable, can mitigate, inhibit as caused by uneven road surface vibrate and impact
Few-leaf-spring suspension system.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of more reasonable, the energy of design
It mitigates, inhibit the vibration as caused by uneven road surface and the few-leaf-spring suspension system impacted.
The purpose of this utility model can be realized by the following technical scheme: a kind of few-leaf-spring suspension system, packet
Two groups of spring mounting structures of left and right distribution are included, leaf spring are installed on every group of spring mounting structure, the leaf spring is
Few leaf spring, the spring mounting structure include the first mounting structure, intermediate mounting structure, the second installation knot that front and back is sequentially distributed
Structure, corresponding leaf spring head and the tail both ends are respectively arranged in the first mounting structure, on the second mounting structure, the middle part of leaf spring
Across intermediate mounting structure, it is provided with suspension mounting structure above the intermediate mounting structure, is arranged on suspension mounting structure
There is buffer stopper, the damper with leaf spring docking is provided near intermediate mounting structure, the damper is distributed in steel plate
Spring outwards position, the few-leaf-spring suspension system further include stabiliser bar and stabiliser bar mounting structure, the stabiliser bar peace
Assembling structure includes upper bracket, lower bracket, the boom being hinged below upper bracket, and the lower bracket and intermediate mounting structure one are a pair of
It answers and lower bracket is mounted below corresponding intermediate mounting structure, the stabiliser bar is integrally in the setting of C font, the stabiliser bar middle part
Across boom, the stabiliser bar both ends are articulated and connected with one of lower bracket respectively.
The damper is arranged in intermediate mounting structure and the second mounting structure as a further improvement of the utility model,
Between, and damper is located on the outside of corresponding leaf spring, stabiliser bar is arranged between intermediate mounting structure and the first mounting structure,
And stabiliser bar middle section is located between two groups of leaf springs.
First mounting structure includes mounting bracket and is mounted on installation as a further improvement of the utility model,
Steel plate pin on bracket, the mounting bracket are equipped with the first installation gap passed through for leaf spring, and the steel plate pin is lateral
Across the first installation gap.
The intermediate mounting structure includes mounting base and is plugged in mounting base as a further improvement of the utility model,
The U bolt of side, surrounds the central indentation to be formed and be passed through for leaf spring, and between the U bolt and mounting base
Between spring bumper cover for compressing leaf spring is provided in notch.
The lower bracket is mounted below corresponding mounting base as a further improvement of the utility model, and stabiliser bar pair
Answer end hinged by stablizing lever pin and the lower bracket, the stabiliser bar is arranged on the outside of lower bracket, and stablizes lever pin and successively wear
Cross stabiliser bar and corresponding lower bracket.
Second mounting structure includes the lifting lug installation knot with bush Assembly as a further improvement of the utility model,
Structure and the hanger pin being mounted on lifting lug mounting structure, the lifting lug mounting structure are equipped with second passed through for leaf spring
Installation gap, the hanger pin are horizontally through the second installation gap.
The buffer stopper is set as damping rubber block as a further improvement of the utility model, and buffer stopper is mounted on
Suspension mounting structure faces the position of corresponding intermediate mounting structure.
The upper bracket is set as symmetrical two as a further improvement of the utility model, and boom with it is upper
Bracket corresponds, and sequentially passes through two booms in the middle part of the stabiliser bar.
As the further improvement of the utility model, the boom upper end is connected with corresponding upper bracket, and lower end is also set
It is equipped with fixing clamp and bushing, the bushing passes through for stabiliser bar, and the fixing clamp is for fixing to clamp stabiliser bar.
Based on the above-mentioned technical proposal, the utility model embodiment at least can produce following technical effect: this lacks piece steel plate
Spring suspension system overall construction design is more reasonable, and leaf spring, damper and stabiliser bar are fitted close, spring mounting structure peace
On carriage frame, vehicle suspension can be connected with suspension mounting structure, and buffering knot is provided on suspension mounting structure
Structure, the utility model can be mitigated using few leaf spring in leaf spring, inhibit the vibration as caused by uneven road surface and impact, be protected
Card passenger riding is comfortable, and suspension system also transmits the power and torque in other directions, and guarantee in addition to the vertical force of transmitting automobile
There is determining movement relation between wheel and vehicle body (or vehicle frame), makes automobile that there is good driving performance, in this suspension system
Each components have enough strength and stiffness, guarantee reliable operation, moreover it is possible to guarantee vehicle control stability, go working normally
Within the scope of journey, without motion is interfered between each components in suspension system.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the structural schematic diagram of one preferred embodiment of the utility model.
Fig. 2 is the structural schematic diagram at another visual angle of one preferred embodiment of the utility model.
Fig. 3 be in Fig. 2 A-A to cross-sectional view.
Fig. 4 is the cross-sectional view of B-B direction in Fig. 2.
Fig. 5 be in Fig. 2 C to partial structural diagram.
Fig. 6 be in Fig. 1 D to partial structural diagram.
Fig. 7 be in Fig. 2 E-E to cross-sectional view.
Fig. 8 be in Fig. 1 F to partial structural diagram.
In figure, 100, leaf spring；210, the first mounting structure；211, mounting bracket；212, steel plate pin；220, intermediate peace
Assembling structure；221, mounting base；222, U bolt；223, spring bumper cover；230, the second mounting structure；231, lifting lug mounting structure；
232, hanger pin；233, positioning bolt；310, suspension mounting structure；320, buffer stopper；400, damper；410, under damper
Pin；510, stabiliser bar；520, upper bracket；530, lower bracket；540, boom；550, stablize lever pin；560, fixing clamp；570, it serves as a contrast
Set.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Below with reference to Fig. 1 to Fig. 8, technical scheme provided by the present invention will be described in more detail.
As shown in Figures 1 to 8, this few-leaf-spring suspension system includes two groups of spring mounting structures of left and right distribution,
Leaf spring 100 is installed, the leaf spring 100 is few leaf spring, the spring mounting structure on every group of spring mounting structure
The first mounting structure 210, the intermediate mounting structure 220, the second mounting structure 230 being sequentially distributed including front and back, corresponding steel plate
100 head and the tail both ends of spring are respectively arranged in the first mounting structure 210, on the second mounting structure 230, the middle part of leaf spring 100
Across intermediate mounting structure 220, it is provided with suspension mounting structure 310 above the intermediate mounting structure 220, installs and ties in suspension
It is provided with buffer stopper 320 on structure 310, the damper 400 with leaf spring docking is provided near intermediate mounting structure 220,
The damper 400 is distributed in 100 outer fix of leaf spring, which further includes stabiliser bar 510
With stabiliser bar mounting structure, the stabiliser bar mounting structure includes upper bracket 520, lower bracket 530, is hinged under upper bracket 520
The boom 540 of side, the lower bracket 530 and intermediate mounting structure 220 correspond and lower bracket 530 is mounted on corresponding intermediate peace
220 lower section of assembling structure, the stabiliser bar 510 is whole to be arranged in C font, and boom 540 is passed through in the middle part of the stabiliser bar 510, described
510 both ends of stabiliser bar are articulated and connected with one of lower bracket 530 respectively.
The utility model protects a kind of few-leaf-spring suspension system, is applicable to Electric Bus, especially pure
Electric Bus, the design of whole suspension system is more reasonable, and leaf spring 100, damper 400 and stabiliser bar 510 are fitted close,
Spring mounting structure is mounted on carriage frame, and vehicle suspension can (wheel be mounted on suspension with the connection of suspension mounting structure 310
On), and buffer structure is provided on suspension mounting structure 310, the utility model is using few piece in leaf spring 100
Spring can mitigate, inhibit the vibration as caused by uneven road surface and impact, guarantee that passenger riding is comfortable, suspension system is except transmitting automobile
Vertical force other than, also transmit the power and torque in other directions, and guarantee there is determining fortune between wheel and vehicle body (or vehicle frame)
Dynamic relationship makes automobile have good driving performance, and each components have enough strength and stiffness in this suspension system, guarantee
Reliable operation, and the offset frequency of suspension system is not higher than 1.8Hz, moreover it is possible to guarantee vehicle control stability, works normally stroke
In range, without motion is interfered between each components in suspension system, can effectively overcome interference of the external environment to automobile, guarantees vapour
Vehicle stablizes traveling.
For this suspension system using few piece spring structure, main assemblage of spring quality is small, and for few leaf spring compared with general multiple-leaf spring, quality can
To reduce 30%-50%；It can also improve ride of vehicle, when camber of spring, since relative displacement generates friction between piece,
Spring rate is caused to improve, number of spring leaf is more, and frictional resistance is bigger, and the amplification of spring rate is also bigger.Therefore, work as spring
Static stiffness it is identical when, the dynamic stiffness of few leaf spring is relatively small, and the ride performance of vehicle is relatively quite a lot of.In addition, also helping
Vehicle height is reduced, since the assembly thickness of few leaf spring is less than multiple-leaf spring, when leaf spring is arranged in above vehicle bridge, can reduce vehicle
Relative altitude between bridge and vehicle frame (or vehicle body).
Further, preferably this case using the preferable spring steel of harden ability be made leaf spring 100, plate spring suspension brackets it is comfortable
The offset frequency that property depends primarily on leaf spring determines suitable steel plate spring assembly according to complete vehicle quality parameter and road surface feature
Technical parameter guarantees that suspension system has good comfort, and the vertical force of suspension system supports vehicle body, wheel are transmitted to vehicle body
Driving force, brake force are undertaken by leaf spring because of the almost all such as lateral force that the reasons such as turning, Uneven road generate, therefore
Guarantee that leaf spring has enough intensity；Meanwhile leaf spring also has good anti-fatigue performance, resistance to low temperature, resists
Corrosive nature etc..
In the present invention, to improve space layout reasonability and compactedness, and guarantee the stability integrally manipulated
And effectiveness in vibration suppression, improve ride performance, preferably damper 400 is arranged in intermediate mounting structure 220 and the second mounting structure 230
Between, and damper 400 is located on the outside of corresponding leaf spring, the setting of stabiliser bar 510 is in intermediate mounting structure 220 and the first installation
Between structure 210, and 510 middle section of stabiliser bar is located between two groups of leaf springs.
As a kind of preferred or optional embodiment, to make leaf spring installation more firm, and with vehicle vehicle
The structures such as frame more close-fitting, preferably the first mounting structure 210 include mounting bracket 211 and are mounted in mounting bracket 211
Steel plate pin 212, the mounting bracket 211 are equipped with the first installation gap passed through for leaf spring, and the steel plate pin 212 is laterally
Across the first installation gap, steel plate pin 212 can be used for limiting and further fixing leaf spring.
In the present case, preferably the installation such as bracket support construction uses steel-casting, and stress is larger and can bear complicated applied force feelings
Condition, medium carbon steel or micro alloyed steel are used in material, and the bracket of direct compression power preferentially selects ironcasting.
Preferably, intermediate mounting structure 220 includes mounting base 221 and the U bolt 222 being plugged in above mounting base 221,
The central indentation to be formed and be passed through for leaf spring is surrounded between the U bolt 222 and mounting base 221, and in central indentation
Inside it is provided with the spring bumper cover 223 for compressing leaf spring.
Lower bracket 530 is mounted on corresponding 221 lower section of mounting base, and 510 corresponding end of stabiliser bar is by stablizing 550 He of lever pin
The lower bracket is hinged, and the stabiliser bar is arranged on the outside of lower bracket, and stablizes lever pin 550 and sequentially pass through stabiliser bar and correspond to lower
Frame.
Preferably, the second mounting structure 230 include the lifting lug mounting structure 231 with bush Assembly and be mounted on lifting lug peace
Hanger pin 232 on assembling structure 231, the lifting lug mounting structure 231 are equipped with the second installation gap passed through for leaf spring,
The hanger pin 232 is horizontally through the second installation gap.
To make leaf spring install limit effect more preferably, preferably the first installation gap is opening down, and the second installation lacks
Mouthful it is opening up, i.e., on the contrary, corresponding, steel plate pin 212/ is hung both the second installation gap and the second installation gap opening direction
Ear pin 232 is arranged near the opening of corresponding installation gap.
Further, further preferably the second mounting structure 230 includes the positioning bolt being mounted on lifting lug mounting structure 231
233 and matched nut, spring washer, positioning bolt 233 is located at 232 lower section of hanger pin, is also transversely mounted on and hangs
On ear mounting structure 231, hanger pin 232 can be used for limiting and further fixing leaf spring.
In the present invention, preferably buffer stopper 320 is set as damping rubber block 320, and buffer stopper 320 is mounted on suspension
Mounting structure 310 faces the position of corresponding intermediate mounting structure 220.
To make effectiveness in vibration suppression ideal and guaranteeing that the connection of damper 400 and leaf spring is relatively reliable, preferred damper
400 also realize docking by the leaf spring mounting structure similar with intermediate mounting structure 220 and corresponding leaf spring, further preferably
Damper 400 uses hanging-ring type structure.The mounting structure also includes the structures such as mounting base 221, U bolt 222, cover board, and
Damper 400 passes through pin 410 under damper and is connected with the mounting base 221, realizes the docking of damper 400 and leaf spring, subtracts
The device 400 that shakes has suitable damping characteristic and longer service life.
Upper bracket 520 is set as symmetrical two, and boom 540 and upper bracket 520 correspond, the stabiliser bar
510 middle parts sequentially pass through two booms 540.
Further, preferably 540 upper end of boom and corresponding upper bracket 520 connects, and lower end is additionally provided with 560 He of fixing clamp
Bushing 570, the bushing 570 pass through for stabiliser bar 510, and the fixing clamp 560 is used for the tight stabiliser bar 510 of fixing clamp 560, this
Sample stabiliser bar 510 mount and dismount it is more convenient and fixed, guarantee whole suspension system have suitable rigidity, it is whole
Vehicle control stability is good.Stabiliser bar 510 is further preferably also made using spring steel material, and stabiliser bar 510 has suitable rigidity, good
Good elasticity and anti-fatigue performance.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of few-leaf-spring suspension system, it is characterised in that: two groups of spring mounting structures including left and right distribution, every group
Leaf spring is installed on spring mounting structure, the leaf spring is few leaf spring, the spring mounting structure include front and back according to
First mounting structure of secondary distribution, intermediate mounting structure, the second mounting structure, corresponding leaf spring head and the tail both ends are installed respectively
In on the first mounting structure, the second mounting structure, the middle part of leaf spring passes through intermediate mounting structure, the intermediate mounting structure
Top is provided with suspension mounting structure, is provided with buffer stopper on suspension mounting structure, is provided near intermediate mounting structure
With the damper of leaf spring docking, the damper is distributed in leaf spring outer fix, the few-leaf-spring suspension system
System further includes stabiliser bar and stabiliser bar mounting structure, and the stabiliser bar mounting structure includes upper bracket, lower bracket, is hinged on branch
Boom below frame, the lower bracket and intermediate mounting structure correspond and lower bracket is mounted under corresponding intermediate mounting structure
Side, the stabiliser bar are integrally in the setting of C font, pass through boom in the middle part of the stabiliser bar, and the stabiliser bar both ends are respectively and wherein
One lower bracket articulated connection.
2. a kind of few-leaf-spring suspension system according to claim 1, it is characterised in that: the damper setting exists
Between intermediate mounting structure and the second mounting structure, and damper is located on the outside of corresponding leaf spring, and stabiliser bar is arranged in centre
Between mounting structure and the first mounting structure, and stabiliser bar middle section is located between two groups of leaf springs.
3. a kind of few-leaf-spring suspension system according to claim 1, it is characterised in that: first mounting structure
Including mounting bracket and the steel plate pin being mounted in mounting bracket, the mounting bracket is equipped with the passed through for leaf spring
One installation gap, the steel plate pin are horizontally through the first installation gap.
4. a kind of few-leaf-spring suspension system according to claim 1, it is characterised in that: the intermediate mounting structure
Including mounting base and the U bolt being plugged in above mounting base, surround to be formed for steel plate between the U bolt and mounting base
The central indentation that spring passes through, and it is provided in central indentation the spring bumper cover for compressing leaf spring.
5. a kind of few-leaf-spring suspension system according to claim 1, it is characterised in that: the lower bracket is mounted on
Below corresponding mounting base, and stabiliser bar corresponding end is hinged by stablizing lever pin and the lower bracket, and the stabiliser bar is arranged under
Stent outer, and stablize lever pin and sequentially pass through stabiliser bar and corresponding lower bracket.
6. a kind of few-leaf-spring suspension system according to claim 1, it is characterised in that: second mounting structure
Including the lifting lug mounting structure with bush Assembly and the hanger pin being mounted on lifting lug mounting structure, the lifting lug mounting structure
Equipped with the second installation gap passed through for leaf spring, the hanger pin is horizontally through the second installation gap.
7. a kind of few-leaf-spring suspension system according to any one of claims 1 to 6, it is characterised in that: described slow
It rushes block and is set as damping rubber block, and buffer stopper is mounted on the position that suspension mounting structure faces corresponding intermediate mounting structure.
8. a kind of few-leaf-spring suspension system according to any one of claims 1 to 6, it is characterised in that: on described
Bracket is set as symmetrical two, and boom and upper bracket correspond, and sequentially pass through two in the middle part of the stabiliser bar and hang
Arm.
9. a kind of few-leaf-spring suspension system according to any one of claims 1 to 6, it is characterised in that: described to hang
Arm upper end is connected with corresponding upper bracket, and lower end is additionally provided with fixing clamp and bushing, and the bushing passes through for stabiliser bar, described
Fixing clamp is for fixing to clamp stabiliser bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821858027.4U CN209441127U (en) | 2018-11-12 | 2018-11-12 | A kind of few-leaf-spring suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821858027.4U CN209441127U (en) | 2018-11-12 | 2018-11-12 | A kind of few-leaf-spring suspension system |
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| Publication Number | Publication Date |
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| CN209441127U true CN209441127U (en) | 2019-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821858027.4U Active CN209441127U (en) | 2018-11-12 | 2018-11-12 | A kind of few-leaf-spring suspension system |
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| Country | Link |
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| CN (1) | CN209441127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515090A (en) * | 2018-11-12 | 2019-03-26 | 浙江中车电车有限公司 | A kind of few-leaf-spring suspension system |
-
2018
- 2018-11-12 CN CN201821858027.4U patent/CN209441127U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515090A (en) * | 2018-11-12 | 2019-03-26 | 浙江中车电车有限公司 | A kind of few-leaf-spring suspension system |
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