CN107215163A - A kind of air suspension suspension strut - Google Patents
A kind of air suspension suspension strut Download PDFInfo
- Publication number
- CN107215163A CN107215163A CN201710547914.3A CN201710547914A CN107215163A CN 107215163 A CN107215163 A CN 107215163A CN 201710547914 A CN201710547914 A CN 201710547914A CN 107215163 A CN107215163 A CN 107215163A
- Authority
- CN
- China
- Prior art keywords
- suspension strut
- suspension
- longeron
- push rod
- connecting seat
- 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
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 118
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 230000002787 reinforcement Effects 0.000 claims abstract description 9
- 210000003205 muscle Anatomy 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 5
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/28—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The present invention relates to a kind of air suspension suspension strut, including a suspension strut main body, there are a pair of reinforcements in suspension strut main body；There is a longeron connection unit in the upper end of suspension strut main body, the longeron connection unit includes a longeron connecting seat, there is a U-shaped groove on longeron connecting seat, it is less than the wall thickness of longeron connecting seat remainder on longeron connecting seat with the wall thickness of saddle coupling board junction, there is push rod connection unit always in the lower end of suspension strut main body, the straight push rod connection unit includes a pair of straight push rod connecting seats, has straight push rod installation through-hole on straight push rod connecting seat.The advantage of the invention is that：Suspension strut in the present invention is to needing for longitudinal beam connected and straight push rod, reduce the burden of suspension strut connection, therefore suspension strut can be done thin, to mitigate the weight of suspension strut, simultaneously, set up again on suspension strut from the reinforcement for above asking lower extension, to demonstrate,prove the structural strength of suspension strut.
Description
Technical field
The present invention relates to automobile manufacturing field, more particularly to a kind of air suspension suspension strut.
Background technology
Air suspension is mainly used in various load-carrying vehicles, and its operation principle is to deliver compressed air to spring and shock absorber
Air chamber in, change height during vehicle pressure-bearing with this.Vehicle height sensor is provided with the vicinity of front wheels and rear wheels, by overall height
The output signal of sensor, microcomputer judges the change of bodywork height, then controls compressor and air bleeding valve, makes spring-compressed or stretches
It is long, so as to play the effect of vibration damping.Air suspension gives automobile more flexibilities.When running at high speed, suspension can be hardened
To improve the stability of vehicle body；And for a long time in the uneven road traveling of low speed, control unit can make suspension soften to improve
The comfortableness of car.
In air suspension, support, or bracket, suspension are most important load assemblies in whole system.At present, use
Mainly there are two kinds of structures of monoblock cast and punch welding in the support of air suspension.Because support volume is larger, monoblock cast knot
The bracket weight of structure is often larger, and excessive weight can influence the dynamic property of vehicle, and the big single-casting of shape is in casting
Easily produce sand holes when making, the defect such as loose, to casting and machining in terms of require higher.Existing frequently-used support is used
Punch welding structure, overall weight is lighter.However, punch welding is there is also defect, it will at least manufacture more than two sets of punching press
Using welding between mould, and the various pieces of support, lined structure is also needed in order to improve intensity, die cost and weldering is caused
It is connected into this higher.In addition, in air suspension design conventional at present, except the main body rack of air suspension, also setting up individually
Trailing link support, bracket for horizontal push rod, air spring support, stabilizer bar arm, shock absorber support etc., number of elements
Many, complicated, these further result in overall reliability reduction, and production cost is high, and the versatility for installing complicated and element is low
The problems such as.
Therefore, for above-mentioned phenomenon, a kind of support for air suspension is just refer in patent CN101927673A,
It has a main body of monoblock cast, the main body has a hollow space, and is provided with main body integrally connected：Air spring is pacified
Dress portion；Upper thrust rod installation portion；Anti-sway bar installation portion；QS installation portion；Lower thrust rod installation portion；Damper is pacified
Dress portion.The air spring installation portion is the supporting station perpendicular to main body, the mistake between the air spring installation portion and main body
Part is crossed into inclined plane shape, the transition portion between the upper thrust rod installation portion and main body is into uniform circular arcs shape.The present invention
By being used to set hollow space on the support of air spring in integrally casting, effectively reduce weight support frame and add strong
The integrally casting mounting portion of a variety of parts, reduces materials and parts quantity, simplifies assembling on degree, and the support of the present invention, drop
Low cost.
Support in said structure, because it needs part to be mounted more, and in order to ensure that the structure of support in itself is strong
Degree, it is necessary to the thickness for the comparison for doing support, the weight that its corresponding weight will compare, overall structure is heavier.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of lightweight air suspension suspension strut.
In order to solve the above technical problems, the technical scheme is that：A kind of air suspension suspension strut, the suspension branch
The upper end of frame is connected with the longeron of air suspension, and saddle company is also associated between suspension strut and the upper end junction of longeron
Fishplate bar, lower end is connected with the straight push rod of air suspension, and its innovative point is：Including
One suspension strut main body, the Y-shaped shape of suspension strut main body has a pair from suspension strut in suspension strut main body
The upper end of main body extends to the reinforcement of the lower end of suspension strut main body；
There is a longeron connection unit in the upper end of suspension strut main body, the longeron connection unit includes one and is located at suspension strut
The longeron connecting seat of body top position, has a U-shaped groove, the longeron connection in the upper center position of longeron connecting seat
Have on seat on several holes that connect one to one with longeron, longeron connecting seat be less than with the wall thickness of saddle coupling board junction it is vertical
The wall thickness of beam connecting seat remainder, and the reduction amount and the consistency of thickness of saddle coupling board of wall thickness；
There is push rod connection unit always in the lower end of suspension strut main body, the straight push rod connection unit is pointed to hang including one
The straight push rod connecting seat of frame rack body lower position, leaves gap, so that suspension between two straight push rod connecting seats
The lower end of rack body has an arc-shaped slot, has one to hold straight push rod on straight push rod connecting seat and installs and horizontally disposed straight
Push rod installation through-hole.
Further, the two ends of the suspension strut main body are provided with lightening grooves.
Further, the straight push rod connecting seat is in kidney-shaped shape.
Further, the connecting hole that muscle covering is reinforced on the longeron connecting seat is blind hole, and remaining hole is through hole.
The advantage of the invention is that：Suspension strut in the present invention only needs to, for longitudinal beam connected and straight push rod, reduce
The burden of suspension strut connection, therefore suspension strut can be done thin, to mitigate the weight of suspension strut, opened again in upper end in addition
One U-shaped groove, further mitigates the weight of whole suspension support, meanwhile, set up what is extended from up to down on suspension strut
Reinforcement, to demonstrate,prove the structural strength of suspension strut.
For the setting of longeron connecting seat, by the way that the upper end of longeron connecting seat is done into thin, to coordinate suspension strut, saddle to connect
Connection between fishplate bar and longeron, it is to avoid cause to occur after connecting between suspension strut and longeron because of the presence of saddle coupling board
Gap, and have influence on the stabilization of connection.
By reducing Baking soda at the two ends of suspension strut main body, suspension strut overall weight is further mitigated so as to reach
Purpose, the lightweight for follow-up overall air suspension provides basis；And for the design of straight push rod connecting seat, using kidney-shaped
The structure of shape so that the surplus of straight push rod connecting seat is big, facilitates the processing of straight push rod installation through-hole.
In the present invention, it is designed as blind hole by the way that the connecting hole that muscle covers will be reinforced on longeron connecting seat, rather than it is logical
Hole, so that on the basis of connection is ensured, it is to avoid have influence on the structure of reinforcement because processing through hole, it is ensured that integrally-built strong
Degree.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the schematic diagram of the air suspension suspension strut of the present invention.
Fig. 2 is the front view of the air suspension suspension strut of the present invention.
Fig. 3 is the side view of the air suspension suspension strut of the present invention.
Fig. 4 is the scheme of installation of the air suspension suspension strut of the present invention.
Embodiment
The following examples can make professional and technical personnel that the present invention is more fully understood, but therefore not send out this
It is bright to be limited among described scope of embodiments.
A kind of air suspension suspension strut as Figure 1-Figure 4, the upper end of the suspension strut and indulging for air suspension
Beam 101 is connected, and a saddle coupling board 102, lower end and sky are also associated between suspension strut and the upper end junction of longeron 101
The straight push rod of gas suspension is connected.
Suspension strut includes
One suspension strut main body 31, the Y-shaped shape of suspension strut main body 31 has a pair from suspension in the main body of suspension strut 31
The upper end of rack body 31 extends to the reinforcement 32 of the lower end of suspension strut main body 31.
Lightening grooves 40 are provided with the two ends of suspension strut main body 31.By being reduced at the two ends of suspension strut main body 31
Baking soda 40, is the lightweight of follow-up overall air suspension so as to reach the purpose for further mitigating suspension strut overall weight
Basis is provided.
There is a longeron connection unit in the upper end of suspension strut main body 31, the longeron connection unit includes one and is located at suspension
The longeron connecting seat 33 of the upper position of rack body 31, has a U-shaped groove 34 in the upper center position of longeron connecting seat 33,
Have on longeron connecting seat 33 and be connected on several holes 35 that connect one to one with longeron, longeron connecting seat 33 with saddle coupling board
Place is provided with a groove structure 36, as shown in figure 3, so that the wall thickness of the upper end of longeron connecting seat 33 is less than longeron connecting seat
The wall thickness of 33 lower ends, and the depth and the consistency of thickness of saddle coupling board of groove structure 36；For the setting of longeron connecting seat 33,
By the way that the upper end of longeron connecting seat 33 is done into thin, to coordinate the connection between suspension strut, saddle coupling board 102 and longeron 101,
Avoid causing because of the presence of saddle coupling board 102 occur gap after being connected between suspension strut and longeron 101, and the company of having influence on
The stabilization connect.
The connecting hole 35 that the covering of muscle 32 is reinforced on longeron connecting seat 33 is blind hole, and remaining hole is through hole.By by longeron
The connecting hole 35 that the covering of muscle 32 is reinforced on connecting seat 33 is designed as blind hole, rather than through hole, so as to ensure the basis of connection
On, it is to avoid the structure of reinforcement 32 is had influence on because processing through hole, it is ensured that integrally-built intensity.
There is push rod connection unit always in the lower end of suspension strut main body 31, the straight push rod connection unit includes a contraposition
In the straight push rod connecting seat 37 of the lower position of suspension strut main body 31, gap is left between two straight push rod connecting seats 37, from
And cause the lower end of suspension strut main body 31 that there is an arc-shaped slot 39, have one to hold straight push rod peace on straight push rod connecting seat 37
Fill and horizontally disposed straight push rod installation through-hole 38.
Straight push rod connecting seat 37 is in kidney-shaped shape.For the design of straight push rod connecting seat 37, using the structure of kidney-shaped shape so that
Straight push rod connecting seat 37 has very big surplus, facilitates the processing of straight push rod installation through-hole 38.
Suspension strut in the present invention is only needed to for longitudinal beam connected and straight push rod, reduces the negative of suspension strut connection
Load, therefore suspension strut can be done thin, to mitigate the weight of suspension strut, a U-shaped groove is opened in upper end again in addition, further
The weight of whole suspension support is alleviated, meanwhile, the reinforcement extended from up to down is set up on suspension strut, to demonstrate,prove suspension branch
The structural strength of frame.
It should be understood by those skilled in the art that, the present invention is not limited to the above embodiments, above-described embodiment and explanation
Merely illustrating the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also have
Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
By appended claims and its equivalent thereof.
Claims (4)
1. a kind of air suspension suspension strut, the upper end of the suspension strut is connected with the longeron of air suspension, in suspension strut
A saddle coupling board is also associated between the upper end junction of longeron, lower end is connected with the straight push rod of air suspension, its feature
It is：Including
One suspension strut main body, the Y-shaped shape of suspension strut main body has a pair from suspension strut in suspension strut main body
The upper end of main body extends to the reinforcement of the lower end of suspension strut main body；
There is a longeron connection unit in the upper end of suspension strut main body, the longeron connection unit includes one and is located at suspension strut
The longeron connecting seat of body top position, has a U-shaped groove, the longeron connection in the upper center position of longeron connecting seat
Have on seat on several holes that connect one to one with longeron, longeron connecting seat be less than with the wall thickness of saddle coupling board junction it is vertical
The wall thickness of beam connecting seat remainder, and the reduction amount and the consistency of thickness of saddle coupling board of wall thickness；
There is push rod connection unit always in the lower end of suspension strut main body, the straight push rod connection unit is pointed to hang including one
The straight push rod connecting seat of frame rack body lower position, leaves gap, so that suspension between two straight push rod connecting seats
The lower end of rack body has an arc-shaped slot, has one to hold straight push rod on straight push rod connecting seat and installs and horizontally disposed straight
Push rod installation through-hole.
2. air suspension suspension strut according to claim 1, it is characterised in that：The two ends of the suspension strut main body
It is provided with lightening grooves.
3. air suspension suspension strut according to claim 1, it is characterised in that：The straight push rod connecting seat is in kidney-shaped
Shape.
4. air suspension suspension strut according to claim 1, it is characterised in that：It is reinforced on the longeron connecting seat
The connecting hole of muscle covering is blind hole, and remaining hole is through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710547914.3A CN107215163A (en) | 2017-07-06 | 2017-07-06 | A kind of air suspension suspension strut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710547914.3A CN107215163A (en) | 2017-07-06 | 2017-07-06 | A kind of air suspension suspension strut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107215163A true CN107215163A (en) | 2017-09-29 |
Family
ID=59952018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710547914.3A Pending CN107215163A (en) | 2017-07-06 | 2017-07-06 | A kind of air suspension suspension strut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107215163A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107804127A (en) * | 2017-11-24 | 2018-03-16 | 中国第汽车股份有限公司 | A kind of air suspension support of heavy truck |
| CN108819636A (en) * | 2018-06-29 | 2018-11-16 | 余金榕 | A kind of high-intensity balance strut mount |
| CN110126569A (en) * | 2019-05-30 | 2019-08-16 | 江苏汤臣汽车零部件有限公司 | A kind of fixed device of load-carrying plate spring for vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927673A (en) * | 2010-06-24 | 2010-12-29 | 苏州市奥杰汽车技术有限公司 | Bracket for air suspension |
| CN203126454U (en) * | 2013-03-01 | 2013-08-14 | 重庆北奔汽车有限公司 | Suspension balance shaft support |
| CN103523089A (en) * | 2013-10-30 | 2014-01-22 | 湖北航天技术研究院特种车辆技术中心 | Connecting structure of balanced suspension and vehicle frame |
| CN204623052U (en) * | 2014-12-23 | 2015-09-09 | 潍柴动力股份有限公司 | A kind of vehicle suspension system trunnion base |
| CN106739920A (en) * | 2017-03-09 | 2017-05-31 | 中国第汽车股份有限公司 | A kind of automobile-used balance shaft support of heavy type commercial |
| CN206983653U (en) * | 2017-07-06 | 2018-02-09 | 江苏汤臣汽车零部件有限公司 | A kind of air suspension suspension strut |
-
2017
- 2017-07-06 CN CN201710547914.3A patent/CN107215163A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927673A (en) * | 2010-06-24 | 2010-12-29 | 苏州市奥杰汽车技术有限公司 | Bracket for air suspension |
| CN203126454U (en) * | 2013-03-01 | 2013-08-14 | 重庆北奔汽车有限公司 | Suspension balance shaft support |
| CN103523089A (en) * | 2013-10-30 | 2014-01-22 | 湖北航天技术研究院特种车辆技术中心 | Connecting structure of balanced suspension and vehicle frame |
| CN204623052U (en) * | 2014-12-23 | 2015-09-09 | 潍柴动力股份有限公司 | A kind of vehicle suspension system trunnion base |
| CN106739920A (en) * | 2017-03-09 | 2017-05-31 | 中国第汽车股份有限公司 | A kind of automobile-used balance shaft support of heavy type commercial |
| CN206983653U (en) * | 2017-07-06 | 2018-02-09 | 江苏汤臣汽车零部件有限公司 | A kind of air suspension suspension strut |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107804127A (en) * | 2017-11-24 | 2018-03-16 | 中国第汽车股份有限公司 | A kind of air suspension support of heavy truck |
| CN108819636A (en) * | 2018-06-29 | 2018-11-16 | 余金榕 | A kind of high-intensity balance strut mount |
| CN110126569A (en) * | 2019-05-30 | 2019-08-16 | 江苏汤臣汽车零部件有限公司 | A kind of fixed device of load-carrying plate spring for vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111791659B (en) | Air suspension system | |
| CN101263042A (en) | Front axle support especially for automobile | |
| CN107215163A (en) | A kind of air suspension suspension strut | |
| CN107323528B (en) | Improved generation air suspension | |
| CN209795601U (en) | Multi-connecting-rod suspension rear auxiliary frame | |
| CN205615584U (en) | Car aluminum alloy sub vehicle frame | |
| CN112061252A (en) | Front and rear suspension assembly of cab | |
| CN205930234U (en) | Rearmounted passenger car motor suspension system | |
| CN205674804U (en) | Front air suspension frame system and heavy-duty car | |
| CN206983653U (en) | A kind of air suspension suspension strut | |
| US9868329B2 (en) | Spring bracket arm | |
| CN117622328A (en) | Axle and vehicle | |
| CN107571700A (en) | A kind of air suspension H-shaped arm | |
| CN207292132U (en) | A kind of heavy-duty automobile frame leading portion assembly | |
| CN208344337U (en) | Automobile rear sub-frame | |
| CN106494169A (en) | Independent suspension hydro-pneumatic spring mounting bracket | |
| CN207955246U (en) | Whole bridge multi link rigid axle suspension structure | |
| CN203713459U (en) | Torsion rod spring mounting support | |
| CN203345038U (en) | Automobile rear auxiliary frame | |
| CN208682546U (en) | A kind of balance shaft support | |
| CN107571704A (en) | A kind of air suspension forks arm | |
| CN107963131A (en) | Torque arm suspension bracket after light-type automobile | |
| CN201914037U (en) | Automobile front control arm assembly | |
| CN207345415U (en) | A kind of air suspension forks arm | |
| CN205186319U (en) | Cab back suspension device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170929 |
|
| RJ01 | Rejection of invention patent application after publication |