CN108146176A - A kind of suspension system assembly and automobile - Google Patents
A kind of suspension system assembly and automobile Download PDFInfo
- Publication number
- CN108146176A CN108146176A CN201810097680.1A CN201810097680A CN108146176A CN 108146176 A CN108146176 A CN 108146176A CN 201810097680 A CN201810097680 A CN 201810097680A CN 108146176 A CN108146176 A CN 108146176A
- Authority
- CN
- China
- Prior art keywords
- spring
- rear axle
- suspension system
- system assembly
- helical spring
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/14—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The embodiment of the present invention provides a kind of suspension system assembly and automobile, the automobile includes rear axle assy, frame assembly and the suspension system assembly, the suspension system assembly includes helical spring, the helical spring is set between the rear axle assy and the frame assembly, and it is fixed on the rear axle assy, the helical spring includes the close coil structures dredged coil structures and be connected with the thin coil structures, wherein, the central diameter of the thin coil structures is identical with the central diameter of the close coil structures, and the spring pitch of the close coil structures is less than the spring pitch of the thin coil structures.The suspension system assembly provided in an embodiment of the present invention can generate rigidity of corresponding size according to the load of the automobile, so as to reach promotion isolation property.
Description
Technical field
The present invention relates to automobile technical field more particularly to a kind of suspension system assemblies and automobile.
Background technology
As the continuous development of car industry is with universal, user has higher requirement to the hommization of automobile and convenience,
Thus to the design of vehicle structure it is also proposed that carrying out new requirement.
In the relevant technologies, suspension system assembly includes waiting stiffness helixes spring, described in the driving process of the automobile
The load and the ground degree of jolting of automobile will change.When automobile load is lighter or heavier, stiffness helixes spring is waited
Rigidity does not change, if encountering the road conditions jolted at this time, passenger strong trembles what is experienced.As it can be seen that in the relevant technologies
Suspension system there are problems that according to load to change rigidity to promote isolation property.
Invention content
The embodiment of the present invention provides a kind of suspension system assembly and automobile, cannot basis to solve the suspension system assembly
Load changes the problem of rigidity is to promote isolation property.
In a first aspect, an embodiment of the present invention provides a kind of suspension system assembly, applied to automobile, after the automobile includes
Axle assembly and frame assembly, the suspension system assembly include helical spring, and the helical spring is set to the rear axle assy
Between the frame assembly, and the rear axle assy is fixed on, the helical spring includes dredging coil structures and be dredged with described
The close coil structures that coil structures are connected, wherein, the central diameter of the thin coil structures is identical and described close with the central diameter of the close coil structures
The spring pitch of coil structures is less than the spring pitch of the thin coil structures.
Optionally, the suspension system assembly further includes：
Spring buffer block, the spring buffer block are fixed on the frame assembly or are fixed on leaning on for the helical spring
One end of the nearly frame assembly, the telescopic direction of spring buffer block along the helical spring are set to the helical spring
It is interior；
And the rear axle spring support on the rear axle assy is fixed on, the helical spring is sheathed on the rear axle bullet
On spring bracket, the rear axle spring support is set with the spring buffer block face；
Wherein, between the rear axle assy and the frame assembly during relative motion, the suspension system assembly has the
One state and the second state,
In the first state, the helical spring stretches, between the spring buffer block and the rear axle spring support
With gap；
In second state, the helical spring compression, the close loop knot is configured to doubling-up structure, the spring buffer
Block is contacted with the rear axle spring support.
Optionally, the suspension system assembly further includes spring retainer block, and the spring retainer block is fixed on the rear axle
Assembly, and set with the frame assembly face；It is described outstanding between the rear axle assy and the frame assembly during relative motion
Frame system synthesis also has the third state；
In the third state, the helical spring compression, the spring buffer block is squeezed by the rear axle spring support
It presses and compresses, the spring retainer block is abutted with the frame assembly.
Optionally, the close coil structures of the helical spring are fixed on the rear axle assy.
Optionally, the material of the helical spring is metal material.
Optionally, the material of the spring buffer block is rubber material.
Optionally, the spring buffer block is fixed on the spiral bullet by being welded in the metal derby of the helical spring
Spring.
Optionally, the material of the spring retainer block is rubber material.
Second aspect, an embodiment of the present invention provides a kind of automobile, including rear axle assy, frame assembly and suspension system
Assembly, the suspension system assembly include helical spring, and the helical spring is set to the rear axle assy and the vehicle frame is total
Between, and the rear axle assy is fixed on, the helical spring includes what is dredged coil structures and be connected with the thin coil structures
Close coil structures, wherein, the central diameter of the thin coil structures is identical with the central diameter of the close coil structures, and the spring of the close coil structures
Pitch is less than the spring pitch of the thin coil structures.
In embodiments of the present invention, by the way that helical spring is set as the different thin coil structures of spring pitch and close loop knot
Structure, in load increase, close coil structures are formed doubling-up structure by compression, can promote the rigidity of the helical spring, so as to
The isolation property of automobile can be promoted；When load reduces, the close coil structures stretch, and can reduce the firm of the helical spring
Degree is trembled so as to what the appropriate abatement automobile was generated when load is lighter, is realized according to changing load with this
The rigidity of helical spring promotes the isolation property of suspension system assembly.
Description of the drawings
It in order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be in embodiment or description of the prior art
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the present invention
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structure diagram of suspension system assembly provided in an embodiment of the present invention；
Fig. 2 is the structure diagram of helical spring provided in an embodiment of the present invention in the first state；
Fig. 3 is the structure diagram of helical spring provided in an embodiment of the present invention in the second condition；
Fig. 4 is the structure diagram of spring buffer block and rear axle spring support provided in an embodiment of the present invention；
Fig. 5 is the structure diagram of spring retainer block provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structure diagram of suspension system assembly provided in an embodiment of the present invention.The present invention provides
A kind of suspension system assembly 1, applied to automobile, the automobile includes rear axle assy 2 and frame assembly 3, and the suspension system is total
Include helical spring 11 into 1, the helical spring 11 is set between the rear axle assy 2 and the frame assembly 3, and fixed
In the rear axle assy 2, the helical spring 11 includes the Mi Quan for dredging coil structures 111 and being connected with the thin coil structures 111
Structure 112, wherein, the central diameter of the thin coil structures 111 is identical with the central diameter of the close coil structures 112, and the close coil structures
112 spring pitch is less than the spring pitch of the thin coil structures 111.
In embodiments of the present invention, by by the helical spring be set as the different thin coil structures of spring pitch and
The close coil structures, in load increase, the close coil structures are formed doubling-up structure by compression, can promote the spiral bullet
The rigidity of spring, so as to promote the isolation property of automobile；When load reduces, the close coil structures stretch, and can reduce institute
The rigidity of helical spring is stated, trembles so as to what the appropriate abatement automobile was generated when load is lighter, root is realized with this
Change the rigidity of the helical spring according to load, promote the isolation property of suspension system assembly.
Preferably, the material of the helical spring 11 is metal material.The helical spring manufactured using metal material
11 have the advantages that structural reliability is high and service life is long.Certainly, the helical spring 11 can also be by high strength fibre, multiple
Other flexible materials such as rubber material are closed to be made.
Preferably, the close coil structures 112 of the helical spring 11 are fixed on the rear axle assy 2.Certainly, the spiral shell
Rotation spring 11 can also by by the thin coil structures 111 be fixed on the rear axle assy 2 and realize with the rear axle assy 2 it
Between be fixedly connected.Due to, the pitch of the close coil structures 112 is smaller, and the close coil structures 112 is made to be not easy laterally to bend,
So as to make structural reliability higher, so as to compared to the fixation side that the thin coil structures 111 are fixed on to the rear axle assy 2
The close coil structures 112 are fixed on the rear axle assy 2 by formula, can make the helical spring 11 and the rear axle assy 2 it
Between structural strength higher.
Optionally, as shown in Figures 2 to 4, the suspension system assembly 1 further includes spring buffer block 12 and rear axle spring branch
Frame 13, the spring buffer block 12 are fixed on the frame assembly 3 or are fixed on the close vehicle of the helical spring 11
One end of frame assembly 3, the telescopic direction of the spring buffer block 12 along the helical spring 11 are set to the helical spring 11
It is interior；
The rear axle spring support 13 is fixed on the rear axle assy 2, the helical spring 11 be sheathed on it is described after
On bridge spring support 13, the rear axle spring support 13 is set with 12 face of spring buffer block；
Wherein, between the rear axle assy 2 and the frame assembly 3 during relative motion, the suspension system assembly 1 has
First state and the second state, in the first state, the helical spring 11 stretches, the spring buffer block 12 with it is described after
There is gap between bridge spring support 13；In second state, the helical spring 11 compresses, close 112 shape of coil structures
It is contacted into simultaneously coil structures, the spring buffer block 12 with the rear axle spring support 13.In addition, the helical spring 11 is close to institute
It states on one end of frame assembly 3 also pressure and is equipped with cushion (not shown), it is total that the cushion (not shown) while pressure are set on the vehicle frame
Into on 3, so as to fulfill the connection relation between the helical spring 11 and the frame assembly 3.
Optionally, the rear axle spring support 13 is equipped with and the 12 matched groove of spring buffer block, the rear axle
When spring support 13 is contacted with the spring buffer block 12,12 part of spring buffer block is accommodated in the groove, to prevent
Only the spring buffer block 12 breaks away.
Preferably, the material of the spring buffer block 12 is rubber material.The rear axle spring support 13 and the spring
Buffer stopper 12 can generate pressure when contacting deforms upon the spring buffer block 12, so as to generate cushion effect, certain bullet
Spring buffer stopper 12 can also be other flexible materials, such as：The metal etc. of foam, spring structure.
Optionally, the spring buffer block 12 is by being welded in the metal derby 121 of the helical spring 11 to be fixed on
State helical spring 11.It can make to connect between the spring buffer block 12 and the helical spring 11 so more securely, thus
Promote the structural reliability of the suspension system assembly 1.
In this way, when the helical spring 11 and the frame assembly 3 are by lighter pressure, the helical spring 11
Compression degree is smaller, and the thin coil structures 111 and the close coil structures 112 provide smaller rigidity；When the helical spring 11
During with the frame assembly 3 by heavier pressure, the compression degree of the helical spring 11 is larger, makes the close coil structures
112 form simultaneously coil structures, so as to increase the overall stiffness of the helical spring 11, so as to fulfill the suspension system assembly 1
Two variation rigidities；When the pressure that the helical spring 11 and the frame assembly 3 are subject to further increases, the spring buffer block
12 and the rear axle spring support 13 contacts and generating pressure deforms upon the spring buffer block 12, the spring buffer block
12 deformation can promote the overall stiffness of the suspension system assembly 1, become firm so as to fulfill the three of the suspension system assembly 1
Degree.With the variable range of this rigidity for promoting the suspension system assembly 1, the suspension system assembly 1 is installed so as to be promoted
Isolating affection of the automobile when load changes.
Optionally, as shown in figure 5, the suspension system assembly 1 further includes spring retainer block 14, the spring retainer block 14
The rear axle assy 2 is fixed on, and is set with 3 face of frame assembly；The rear axle assy 2 and the frame assembly 3 it
Between relative motion when, the suspension system assembly 1 also have the third state；
In the third state, the helical spring 11 compresses, and the spring buffer block 12 is by the rear axle spring support
13 extruding and compress, the spring retainer block 14 is abutted with the frame assembly 3.
Wherein, the spring buffer block 12 and the rear axle spring support 13 coordinate to provide cushion effect, in conjunction with described
Two variation rigidities of helical spring 11, can realize three variation rigidities of the suspension system assembly 1, and the spring retainer block 14 is used
In protecting the rear axle assy 2 and the frame assembly 3, prevent the two from bumping against and damaging, so as to promote the suspension system
The structural reliability of system assembly 1.
Preferably, the material of the spring retainer block 14 is rubber material.
Wherein, the spring retainer block 14 for axle assembly 2 in the rear with being provided during 3 relative motion of frame assembly
Cushion effect prevents the rear axle assy 2 from occurring to hit with the frame assembly 3 and damage.Certainly, the spring retainer block 14
Material other materials that can provide cushion effect can also be made of sponge, foam etc..
The embodiment of the present invention also provides a kind of automobile (not shown), and the automobile (not shown) includes rear axle assy 2, vehicle frame
Suspension system assembly 1 in assembly 3 and as shown in Figure 1 to Figure 5, wherein embodiment.
When the load on the automobile (not shown) changes, pressure is set on the spiral shell of the suspension system assembly 1
Rotation spring 11 will change with the pressure on the frame assembly 3.When the load is lighter, the pressure of the helical spring 11
Contracting degree is smaller, and the thin coil structures 111 and the close coil structures 112 provide smaller rigidity to offset the lighter load
What is generated trembles；When the load is heavier, the compression degree of the helical spring 11 is larger, makes 112 shape of close coil structures
Into and coil structures, trembled so as to increase the overall stiffness of the helical spring 11 with offset that the heavier load generates；When
When the pressure that the helical spring 11 and the frame assembly 3 are subject to further increases, the spring buffer block 12 and it is described after
Bridge spring support 13 contacts and generating pressure deforms upon the spring buffer block 12, and the deformation of the spring buffer block 12 can
To promote the overall stiffness of the suspension system assembly 1, to offset trembling for the load further increased generation.
Meanwhile when the load of automobile carrying (not shown) is excessive, the rear axle assy 2 and the frame assembly 3
In trembling may because too close to due to collide, by setting the spring retainer block 14, can be effectively protected described
Rear axle assy 2 is with the frame assembly 3 because being damaged during collision.The automobile of the suspension system assembly 1 is installed (not so as to be promoted
Diagram) isolating affection and structural strength when load changes.
In embodiments of the present invention, by being set between the frame assembly and rear axle assy of automobile with three variation rigidities
Suspension system assembly, in load increase, the close coil structures of helical spring are formed doubling-up structure by compression, can be promoted described
The rigidity of helical spring, so as to promote the isolation property of the automobile；When load reduces, the close coil structures stretch, can be with
Reduce the rigidity of the helical spring, so as to which what is generated when appropriate abatement load is lighter trembles, with this realize according to load and
Change the rigidity of the helical spring, promote the isolation property of the automobile.
More than, only specific embodiment of the invention, but protection scope of the present invention is not limited thereto is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can readily occur in change or replacement, should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (9)
1. a kind of suspension system assembly, applied to automobile, the automobile includes rear axle assy and frame assembly, which is characterized in that
The suspension system assembly includes helical spring, the helical spring be set to the rear axle assy and the frame assembly it
Between, and the rear axle assy is fixed on, the helical spring includes the Mi Quan for dredging coil structures and being connected with the thin coil structures
Structure, wherein, the central diameter of the thin coil structures is identical with the central diameter of the close coil structures, and the spring pitch of the close coil structures
Less than the spring pitch of the thin coil structures.
2. suspension system assembly according to claim 1, which is characterized in that the suspension system assembly further includes：
Spring buffer block, the spring buffer block are fixed on the frame assembly or are fixed on the close institute of the helical spring
One end of frame assembly is stated, the telescopic direction of spring buffer block along the helical spring is set in the helical spring；
And the rear axle spring support on the rear axle assy is fixed on, the helical spring is sheathed on the rear axle spring branch
On frame, the rear axle spring support is set with the spring buffer block face；
Wherein, between the rear axle assy and the frame assembly during relative motion, the suspension system assembly has the first shape
State and the second state；
In the first state, the helical spring is stretched, is had between the spring buffer block and the rear axle spring support
Gap；
In second state, the helical spring compression, the close loop knot is configured to doubling-up structure, the spring buffer block with
The rear axle spring support contact.
3. suspension system assembly as claimed in claim 2, which is characterized in that the suspension system assembly further includes spring retainer
Block, the spring retainer block is fixed on the rear axle assy, and is set with the frame assembly face；The rear axle assy and institute
When stating relative motion between frame assembly, the suspension system assembly also has the third state；
In the third state, the helical spring compression, the spring buffer block by the rear axle spring support extruding and
Compression, the spring retainer block are abutted with the frame assembly.
4. suspension system assembly as described in claim 1, which is characterized in that the close coil structures of the helical spring are fixed
In the rear axle assy.
5. suspension system assembly as described in claim 1, which is characterized in that the material of the helical spring is metal material.
6. suspension system assembly as claimed in claim 2, which is characterized in that the material of the spring buffer block is rubber material
Matter.
7. suspension system assembly as claimed in claim 6, which is characterized in that the spring buffer block is by being welded in the spiral shell
It revolves the metal derby of spring and is fixed on the helical spring.
8. suspension system assembly as claimed in claim 3, which is characterized in that the material of the spring retainer block is rubber material
Matter.
9. a kind of automobile, which is characterized in that including rear axle assy, frame assembly and such as any one institute in claim 1 to 8
The suspension system assembly stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810097680.1A CN108146176A (en) | 2018-01-31 | 2018-01-31 | A kind of suspension system assembly and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810097680.1A CN108146176A (en) | 2018-01-31 | 2018-01-31 | A kind of suspension system assembly and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108146176A true CN108146176A (en) | 2018-06-12 |
Family
ID=62459312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810097680.1A Pending CN108146176A (en) | 2018-01-31 | 2018-01-31 | A kind of suspension system assembly and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108146176A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158040A (en) * | 2020-10-13 | 2021-01-01 | 北京汽车集团越野车有限公司 | Elastic element installation assembly and automobile |
| CN115384637A (en) * | 2022-08-29 | 2022-11-25 | 东风汽车股份有限公司 | Novel commercial car rear overhang shock-absorbing structure |
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|---|---|---|---|---|
| US4778162A (en) * | 1983-09-13 | 1988-10-18 | Firma Gebruder Ahle Gmbh & Co | Device for connecting a helical compression spring to the trailing arm in the wheel suspension of a motor vehicle |
| US5810337A (en) * | 1996-10-01 | 1998-09-22 | The Pullman Company | Suspension isolating device |
| DE102010045567A1 (en) * | 2010-09-16 | 2012-03-22 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Damper valve for use in pneumatic spring for damping relative motion between main chassis beam of structure and connecting rod of commercial vehicle, has coupling element whose ends are connected with fastening element and mass |
| CN104827845A (en) * | 2014-11-11 | 2015-08-12 | 北汽福田汽车股份有限公司 | Vehicle suspension system and automobile having same |
| CN204647100U (en) * | 2015-03-13 | 2015-09-16 | 北京汽车研究总院有限公司 | A kind of main assemblage of spring and automobile |
| CN205573526U (en) * | 2016-04-21 | 2016-09-14 | 浙江吉利控股集团有限公司 | Buffer structure of rear overhang frame |
| CN206171099U (en) * | 2016-11-25 | 2017-05-17 | 长城汽车股份有限公司 | Buffering subassembly and suspension system |
| CN206690819U (en) * | 2017-05-04 | 2017-12-01 | 安徽江淮汽车集团股份有限公司 | A kind of back suspension device |
| CN207825862U (en) * | 2018-01-31 | 2018-09-07 | 北京汽车研究总院有限公司 | A kind of suspension system assembly and automobile |
-
2018
- 2018-01-31 CN CN201810097680.1A patent/CN108146176A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4778162A (en) * | 1983-09-13 | 1988-10-18 | Firma Gebruder Ahle Gmbh & Co | Device for connecting a helical compression spring to the trailing arm in the wheel suspension of a motor vehicle |
| US5810337A (en) * | 1996-10-01 | 1998-09-22 | The Pullman Company | Suspension isolating device |
| DE102010045567A1 (en) * | 2010-09-16 | 2012-03-22 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Damper valve for use in pneumatic spring for damping relative motion between main chassis beam of structure and connecting rod of commercial vehicle, has coupling element whose ends are connected with fastening element and mass |
| CN104827845A (en) * | 2014-11-11 | 2015-08-12 | 北汽福田汽车股份有限公司 | Vehicle suspension system and automobile having same |
| CN204647100U (en) * | 2015-03-13 | 2015-09-16 | 北京汽车研究总院有限公司 | A kind of main assemblage of spring and automobile |
| CN205573526U (en) * | 2016-04-21 | 2016-09-14 | 浙江吉利控股集团有限公司 | Buffer structure of rear overhang frame |
| CN206171099U (en) * | 2016-11-25 | 2017-05-17 | 长城汽车股份有限公司 | Buffering subassembly and suspension system |
| CN206690819U (en) * | 2017-05-04 | 2017-12-01 | 安徽江淮汽车集团股份有限公司 | A kind of back suspension device |
| CN207825862U (en) * | 2018-01-31 | 2018-09-07 | 北京汽车研究总院有限公司 | A kind of suspension system assembly and automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158040A (en) * | 2020-10-13 | 2021-01-01 | 北京汽车集团越野车有限公司 | Elastic element installation assembly and automobile |
| CN115384637A (en) * | 2022-08-29 | 2022-11-25 | 东风汽车股份有限公司 | Novel commercial car rear overhang shock-absorbing structure |
| CN115384637B (en) * | 2022-08-29 | 2024-02-02 | 东风汽车股份有限公司 | Rear suspension shock-absorbing structure of new commercial vehicle |
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Effective date of registration: 20200427 Address after: 100130 Zhaofeng Town, Shunyi District, Beijing Zhaofeng industrial base Tongxin Road No. 1 Applicant after: BAIC GROUP ORV Co.,Ltd. Address before: 101300, 99, Shuanghe Avenue, Renhe Town, Beijing, Shunyi District Applicant before: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE Co.,Ltd. |