CN108891485A - A kind of rear overhang spring fixed seat support construction and automobile - Google Patents
A kind of rear overhang spring fixed seat support construction and automobile Download PDFInfo
- Publication number
- CN108891485A CN108891485A CN201810572692.5A CN201810572692A CN108891485A CN 108891485 A CN108891485 A CN 108891485A CN 201810572692 A CN201810572692 A CN 201810572692A CN 108891485 A CN108891485 A CN 108891485A
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- fixed seat
- rear overhang
- spring fixed
- stiffening plate
- shaped stiffening
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- 238000010276 construction Methods 0.000 title claims abstract description 39
- 229910000679 solder Inorganic materials 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 2
- 208000002925 dental caries Diseases 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 6
- 208000020442 loss of weight Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
-
- 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
- B60G11/16—Resilient suspensions characterised by arrangement, location or kind of springs having helical, spiral or coil springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/12—Mounting of springs or dampers
- B60G2204/124—Mounting of coil springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The present invention relates to a kind of rear overhang spring fixed seat support construction and automobile, support construction includes U-shaped stiffening plate, rear overhang spring fixed seat and floor side member ontology；U-shaped stiffening plate is fixedly installed on floor side member ontology；The part of rear overhang spring fixed seat is fixedly installed in U-shaped stiffening plate；Using the above scheme, U-shaped stiffening plate and L-type support are connect with stringer and rear overhang spring fixed seat respectively by solder joint, so that the assembling structure is simpler, it connects more convenient, the rigidity and strength character of fixing seat installation region can be completely secured, and it can suitably cancel or reduce rail inner stiffening plate performance, meet vehicle lightweight trend.
Description
Technical field
The invention belongs to automotive body structure technical fields, and in particular to a kind of rear overhang spring fixed seat support construction
And automobile.
Background technique
Automobile can generate dynamic vibration, the speed of automobile more bigger, the general people of fast this vibration in the process of running
Damping spring can be set on automobile to absorb this vibration, so that automobile be made to keep dynamically balancing in the process of running；Spiral shell
Important component of the spring as rear suspension is revolved, its effect is elastic connection suspension and body structure, buffers vehicle driving
The impact force being subject in the process, the vibration of decaying suspension system transmitting, undertakes vertical load；In order to guarantee the comfort of passenger,
In design early period, developing can guarantee that the support construction of rear suspension helical spring reliably working is most important, good support
Structure should have enough installation stiffness and strength, to meet vibration isolation intensity and fatigue endurance performance.
In the prior art, rear overhang helical spring is arranged in the side of floor side member, and spring base ontology and floor side member constitute cantilever
Girder construction, and thicker stiffening plate is designed in the side rail inner of spring base ontology installation site attachment, to meet spring base peace
The local stiffness decorateeed, this structure type Shortcomings place：
First, meet the local stiffness of installation site by increasing the material thickness of stiffening plate, although can satisfy performance requirement,
Raw material are expended, increases weight, is not able to satisfy lightweight requirements；
Second, since spring base mounting bracket is arranged in the side of floor side member, and it is cantilever beam structure, is acted in vertical load
Under, floor side member bottom side holds tensional load, and two sides deformation has differences, and under alternate load effect, holds tensional load side
Solder joint be easy to happen cracking, be unfavorable for the endurance quality of structure；
Third, cantilever beam support construction are unfavorable for the decaying of vertical load.
Summary of the invention
The present invention devises a kind of rear overhang spring fixed seat support construction and automobile, solves existing rear overhang spiral bullet
Spring and the weak problem of stringer coupling stiffness.
In order to solve above-mentioned technical problem, present invention employs following scheme：
A kind of rear overhang spring fixed seat support construction, including U-shaped stiffening plate, rear overhang spring fixed seat and floor side member sheet
Body；U-shaped stiffening plate is fixedly installed on floor side member ontology；The part of rear overhang spring fixed seat is fixedly installed in U-shaped stiffening plate.
It further, further include having L-type support；The part of rear overhang spring fixed seat is fixedly installed in U-shaped stiffening plate,
Expose the side of U-shaped stiffening plate in remaining part；L-type support one end is fixedly installed on the side of U-shaped stiffening plate, and the other end is fixed
On the part that rear overhang spring fixed seat exposes.
It further, further include having back rail junction plate；Floor side member ontology is fixedly connected on vehicle by back rail junction plate
With.
Further, U-shaped stiffening plate two sides are equipped with side plate；Side plate is equipped with solder joint；U-shaped stiffening plate passes through on side plate
Solder joint is weldingly fixed on floor side member ontology.
Further, U-shaped reinforcement front edge of board is additionally provided with protrusion；U-shaped stiffening plate is welded by protrusion and floor side member ontology
Connect fixation；Back rail junction plate and protrusion are welded to connect.
Further, the side plate of U-shaped stiffening plate two sides forms U-shaped cavity；U-shaped stiffening plate is erected on floor side member by U-shaped cavity
On ontology, and remain with cavity；The plate-side plate welding of U-shaped stiffening plate two sides is fixed on floor side member ontology.
Further, floor side member ontology is hollow structure；Cavity height h is 28mm to 32mm.
Further, U-shaped stiffening plate rear end is additionally provided with rake；Rake is adapted with floor side member ontology；On rake
Equipped with through-hole.
Further, convex closure is additionally provided in L-type support；Convex closure two sides are weldingly fixed on the side of U-shaped stiffening plate by solder joint
Side；L-type support top flap is fixedly connected by welding the part leaked out with rear overhang spring fixed seat.
Correspondingly, the present invention also provides a kind of automobiles, include rear overhang spring fixed seat support construction, the automobile
Rear overhang spring fixed seat support construction is rear overhang spring fixed seat support construction described above.
The rear overhang spring fixed seat support construction has the advantages that：
Using the above scheme, U-shaped stiffening plate and L-type support are connect with stringer and rear overhang spring fixed seat respectively by solder joint,
So that the assembling structure is simpler, connect more convenient；U-shaped stiffening plate main support rear overhang spring fixed seat and vehicle body overlap
The rigidity and intensive properties of fixing seat installation region can be completely secured in the cavity structure of region, U-shaped stiffening plate and floor side member ontology
Can, and can suitably cancel or reduce rail inner stiffening plate performance（VAVE）；L-type support mainly with rear overhang spring fixed seat
Cantilever end is connected, and increases the support of cantilever end；U-shaped stiffening plate and L-type support vehicle body lower end support fixing seat, and two structures jointly
There are welding relationships for side, and support construction is more firm, keep entire fixing seat carrying more uniform, can preferably keep vehicle body
Steadily；Using scheme provided by the invention, not only different sides can be designed according to the rear spring seat hard spot height of different automobile types
Pedal mounting bracket system structure, but also can use the structure and carry out regional area loss of weight drop originally, meet vehicle lightweight
Trend.
Detailed description of the invention
Fig. 1：A kind of rear overhang spring fixed seat support construction overall schematic of the present invention；
Fig. 2：Rear overhang spring fixed seat of the present invention and support construction connection schematic diagram one；
Fig. 3：Rear overhang spring fixed seat of the present invention and support construction connection schematic diagram two;
Fig. 4：U-typed stiffening plate of the present invention and stringer connection schematic diagram;
Fig. 5：Fig. 4 is along A-A sectional view;
Fig. 6：The fix seat of that invention support construction schematic diagram;
Fig. 7：U-typed stiffening plate structural schematic diagram one of the present invention;
Fig. 8：U-typed stiffening plate structural schematic diagram two of the present invention.
Description of symbols：
1-U-shaped stiffening plate；11-side plates；12-protrusions；13-rakes；14-mounting holes；15-through-holes；2-rear overhang bullets
Spring fixing seat；3-L-type supports；4-floor side member ontologies；5-back rail junction plates；6-solder joints.
Specific embodiment
With reference to the accompanying drawing, the present invention will be further described：
Fig. 1 to Fig. 8 shows a kind of rear overhang spring fixed seat support construction, including U-shaped stiffening plate 1, rear overhang spring are fixed
Seat 2, L-type support 3, floor side member ontology 4 and back rail junction plate 5；U-shaped stiffening plate 1 is fixedly installed on floor side member ontology 4；
The part of rear overhang spring fixed seat 2 is fixedly installed on the side that U-shaped stiffening plate is exposed in its remaining part in U-shaped stiffening plate 1, L-type
3 one end of bracket is fixedly installed on the side of U-shaped stiffening plate 1, and the other end is fixed on the part of the exposing of rear overhang spring fixed seat 2
On, design in this way is mainly in view of by the way that rear overhang spring fixed seat can be decayed by vertical load by two parts, is made respectively
For U-shaped stiffening plate 1 and L-type support 3, the effective installation rigidity and bearing capacity for promoting fixing seat cantilever end；U-shaped reinforcement
Plate and L-type support vehicle support fixing seat in body lower end jointly, and there are welding relationships for the side of two structures, so that support construction is more
Add firm, keeps the carrying of entire fixing seat more uniform, can preferably keep vehicle body steady；Further, floor side member ontology 4 is logical
It crosses back rail junction plate 5 to be fixedly connected on vehicle body, the stabilization of rear overhang spring fixed seat support construction can be improved in this way
Property；Using the above structure, so that mounting structure stress is far below respective Materials Yield Limit, meet strength character and want
It asks, more existing increased by rail inner of the support construction is reinforced for board mounting structure, and rigidity and strength character are more preferable, can
It effectively avoids to increase installation region stiffness and strength and increasing internal reinforcing plates material thickness, and can suitably carry out loss of weight scheme and test
Card promotes body lightening to carry out.
It preferably, is reasonable distribution connection welding in this implementation as shown in Figures 1 to 8 in conjunction with above scheme, it is U-shaped to add
There are five three layers of solder joint and 11 two layers of solder joints altogether in strong plate and L-type support；Rear overhang spring fixed seat 2 and U-shaped stiffening plate 1 are welded
Meeting place C is three layers of welding, and equally uses three layers of welding in L-type support side B；In application scheme, rear overhang spring fixed seat 2
It is connected respectively at U-shaped stiffening plate and L-type support solder joint, solder joint number each three；U-shaped 1 two sides of stiffening plate are equipped with side plate 11；Side
Solder joint 6 there are six being set on plate 11；U-shaped stiffening plate 1 is weldingly fixed on floor side member ontology 4 by the solder joint 6 on side plate 11；It is U-shaped
The side plate 11 of 1 two sides of stiffening plate forms U-shaped cavity；U-shaped stiffening plate 1 is erected on floor side member ontology 4 by U-shaped cavity, and is remained with
Cavity a；Floor side member ontology 4 is hollow structure, and cavity height h is 28mm to 32mm, is specifically as follows 30mm, so that cavity
Structure is more firm；The side plate 11 of U-shaped 1 two sides of stiffening plate is weldingly fixed on floor side member ontology 4, can be effective using the structure
Promotion fixing seat install rigidity, enable vehicle body effectively bear road surface transmitting come all directions load；U-shaped reinforcement
Cavity structure is formed between plate and stringer, four sides is closed with stringer and connected, this kind of structure can effectively promote fixing seat installation
Region rigidity and strength character, and can effectively carry the load that fixing seat passes to vehicle body all directions；Meanwhile the structure
It is mainly carried by U-shaped stiffening plate and stringer, loss of weight consideration can be carried out for the region rail inner reinforcement structure.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 8, in this implementation, U-shaped 1 front end of stiffening plate is additionally provided with protrusion
Portion 12；U-shaped stiffening plate 1 is welded and fixed by protrusion 12 with floor side member ontology 4, and back rail junction plate 5 and protrusion 12 weld
Connection, to realize the connection of floor side member ontology 4 and back rail junction plate 5, to improve rear overhang spring fixed seat support construction
Stability.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 8, in this implementation, installation is additionally provided at the top of U-shaped stiffening plate 1
Hole 14；U-shaped 1 rear end of stiffening plate is additionally provided with rake 13；Rake 13 is adapted with floor side member ontology 4, with convenient for assembly, and
Through-hole 15 is equipped on rake 13 so that it is convenient to connect and assemble.
Preferably, in conjunction with above scheme, as shown in Figures 1 to 8, in this implementation, it is additionally provided with convex closure in L-type support 3, to add
Strong 3 bearing capacity of L-type support and anti-pressure ability；Convex closure two sides are weldingly fixed on the side of U-shaped stiffening plate 1, and L by solder joint
3 top flap of type bracket is fixedly connected by welding the part leaked out with rear overhang spring fixed seat 2, to play the effect for decomposing support
Fruit；Using the above scheme, side L bracket 3 is mainly connected with 2 cantilever end of rear overhang spring fixed seat, increases rear overhang spring fixed seat 2
The support of cantilever end, the situation for avoiding cantilever beam structure that vertical load is caused to be not easy to decay, the effective rear overhang spring that promoted are fixed
The installation rigidity and bearing capacity of seat cantilever end；3 main function of L-type support is responsible for the cantilever of carrying rear overhang spring fixed seat
End improves and installs rigidity on the outside of rear overhang spring fixed seat；L-type support 3 and stringer side overlap, and share the load of cantilever end jointly
Lotus, the effective rigidity and strength character for promoting rear overhang spring fixed seat entirety；U-shaped stiffening plate 1 and L-type support 3 support together
Rear overhang spring fixed seat, and its two texture edge is there are welding relationship, makes to carry more uniform, can preferably keep vehicle body flat
Surely, vehicle body shock-absorbing function is provided.
Correspondingly, in conjunction with above scheme, it to include the support of rear overhang spring fixed seat that the present invention also provides a kind of automobiles
Structure, which is characterized in that the rear overhang spring fixed seat support construction is rear overhang spring fixed seat described above
Support construction.
Using the above scheme, U-shaped stiffening plate and L-type support are connected with stringer and rear overhang spring fixed seat respectively by solder joint
It connects, so that the assembling structure is simpler, connects more convenient；U-shaped stiffening plate main support rear overhang spring fixed seat and vehicle body
The rigidity of fixing seat installation region and strong can be completely secured in the cavity structure of overlapping regions, U-shaped stiffening plate and floor side member ontology
Performance is spent, and can suitably cancel or reduce rail inner stiffening plate performance（VAVE）；L-type support is mainly solid with rear overhang spring
Reservation cantilever end is connected, and increases the support of cantilever end；U-shaped stiffening plate and L-type support vehicle body lower end support fixing seat, and two jointly
There are welding relationships for texture edge, and support construction is more firm, keep entire fixing seat carrying more uniform, can preferably keep
Vehicle body is steady；Using scheme provided by the invention, can not only be designed according to the rear spring seat hard spot height of different automobile types different
Side pedal mounting bracket system structure, but also can use the structure carry out regional area loss of weight drop this, it is light to meet vehicle
Quantization trend.
Above in conjunction with attached drawing, an exemplary description of the invention, it is clear that realization of the invention is not by aforesaid way
Limitation, as long as use the inventive concept and technical scheme of the present invention carry out various improvement, or it is not improved will be of the invention
Conception and technical scheme directly apply to other occasions, be within the scope of the invention.
Claims (10)
1. a kind of rear overhang spring fixed seat support construction, which is characterized in that including U-shaped stiffening plate, rear overhang spring fixed seat
And floor side member ontology；The U-shaped stiffening plate is fixedly installed on the floor side member ontology；The office of the rear overhang spring fixed seat
Portion is fixedly installed in the U-shaped stiffening plate.
2. rear overhang spring fixed seat support construction according to claim 1, which is characterized in that further include having L-type branch
Frame；The part of the rear overhang spring fixed seat is fixedly installed in the U-shaped stiffening plate, remaining part expose it is described U-shaped plus
The side of strong plate；Described L-type support one end is fixedly installed on the side of the U-shaped stiffening plate, the other end be fixed on it is described after
On the part that outstanding spring fixed seat exposes.
3. rear overhang spring fixed seat support construction according to claim 1, which is characterized in that further include having floor side member
Connecting plate；The floor side member ontology is fixedly connected on vehicle body by the back rail junction plate.
4. rear overhang spring fixed seat support construction according to claim 1, which is characterized in that the U-shaped stiffening plate
Two sides are equipped with side plate；The side plate is equipped with solder joint；The U-shaped stiffening plate is solid by the solder joint welding on the side plate
It is scheduled on the floor side member ontology.
5. rear overhang spring fixed seat support construction according to claim 3, which is characterized in that the U-shaped stiffening plate
Front end is additionally provided with protrusion；The U-shaped stiffening plate is welded and fixed by the protrusion and the floor side member ontology；It is vertical after described
Beam connecting plate and the protrusion are welded to connect.
6. rear overhang spring fixed seat support construction according to claim 4, which is characterized in that the U-shaped stiffening plate
The side plate of two sides forms U-shaped cavity；The U-shaped stiffening plate is erected on the floor side member ontology by the U-shaped cavity, and is protected
There are cavitys；The plate-side plate welding of the U-shaped stiffening plate two sides is fixed on the floor side member ontology.
7. rear overhang spring fixed seat support construction according to claim 6, which is characterized in that the floor side member ontology
For hollow structure；The cavity height h is 28mm to 32mm.
8. rear overhang spring fixed seat support construction according to claim 1, which is characterized in that the U-shaped stiffening plate
Rear end is additionally provided with rake；The rake is adapted with the floor side member ontology；The rake is equipped with through-hole.
9. rear overhang spring fixed seat support construction according to claim 2, which is characterized in that in the L-type support
It is additionally provided with convex closure；The convex closure two sides are weldingly fixed on the side of the U-shaped stiffening plate by solder joint；At the top of the L-type support
Flanging is fixedly connected by welding the part leaked out with the rear overhang spring fixed seat.
10. a kind of automobile includes rear overhang spring fixed seat support construction, which is characterized in that the rear overhang spring
Fixing seat support construction is the described in any item rear overhang spring fixed seat support constructions of the claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572692.5A CN108891485B (en) | 2018-06-06 | 2018-06-06 | Car rear overhang spring fixing base bearing structure and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572692.5A CN108891485B (en) | 2018-06-06 | 2018-06-06 | Car rear overhang spring fixing base bearing structure and car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108891485A true CN108891485A (en) | 2018-11-27 |
| CN108891485B CN108891485B (en) | 2021-09-28 |
Family
ID=64344498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810572692.5A Active CN108891485B (en) | 2018-06-06 | 2018-06-06 | Car rear overhang spring fixing base bearing structure and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108891485B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111873734A (en) * | 2020-07-24 | 2020-11-03 | 奇瑞汽车股份有限公司 | Spring seat installation reinforcing structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108891485B (en) | 2021-09-28 |
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