CN209534669U - Z-shaped leading arm - Google Patents
Z-shaped leading arm Download PDFInfo
- Publication number
- CN209534669U CN209534669U CN201822193472.XU CN201822193472U CN209534669U CN 209534669 U CN209534669 U CN 209534669U CN 201822193472 U CN201822193472 U CN 201822193472U CN 209534669 U CN209534669 U CN 209534669U
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- flat part
- leading arm
- grasswort
- shaped leading
- bending part
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Abstract
The utility model provides a kind of Z-shaped leading arm, by the first flat part, first bending part, longitudinal portion, second bending part, and second flat part be sequentially connected composition, the free end of first flat part extends outward the first grasswort, the longitudinal direction portion is extended vertically downward by first bending part, second flat part is extended horizontally outward by second bending part, the internal diameter of first bending part is greater than the internal diameter of second bending part, the length of first flat part is greater than the length of second flat part, a stiffening plate is equipped with above first flat part, the free end of the stiffening plate is equipped with the second grasswort, first grasswort is coated on outside second grasswort, a mounting groove is arranged with outside first flat part, the mounting groove, first flat part and the stiffening plate are passed sequentially through and are bolted.Z-shaped leading arm in the utility model has the advantages that intensity is higher.
Description
Technical field
The utility model relates to technical field of automobile parts more particularly to a kind of Z-shaped leading arms.
Background technique
The air suspension leading arm of automobile plays carrying and guiding role as elastic element and director element.Front end
Structure is roughly the same, and leaf spring forms grasswort in front end after rolling, so as to install rubber bushing realize it is hinged with vehicle frame,
Middle part realized by bolt and is fixedly connected with drive axle, mounting platform of the rear end mainly as air spring.Suspension leading arm
Setting and arrangement it is in close relations.
In the prior art, leading arm used in suspension system is monolithic leaf spring into the guiding being cooled and shaped after hot pressing
Arm, since in vehicle travel process, leading arm plays carrying and guiding, and by very big traction force, leading arm includes
Multistage flat part, longer one section of length needs to disperse more power, therefore is easy to happen the risk of fracture after long-term use,
Stiffness and strength is lower.
Utility model content
Based on this, the purpose of the utility model is to provide a kind of Z-shaped leading arms, to solve Z-shaped in the prior art
The lower technical problem of leading arm rigidity.
A kind of Z-shaped leading arm, it is straight by the first flat part, the first bending part, longitudinal direction portion, the second bending part and second
Portion is sequentially connected composition, and the free end of first flat part extends outward the first grasswort, and the longitudinal direction portion is by described first
Bending part extends vertically downward, and second flat part is extended horizontally outward by second bending part, and described
The internal diameter of one bending part is greater than the internal diameter of second bending part, and the length of first flat part is greater than second flat part
Length, be equipped with a stiffening plate above first flat part, the free end of the stiffening plate is equipped with the second grasswort, described first
Grasswort is coated on outside second grasswort, is arranged with a mounting groove outside first flat part, the mounting groove, first straight
Portion and the stiffening plate are passed sequentially through and are bolted.
Further, the radian of second grasswort is greater than the radian of first grasswort.
Further, first annular reinforcement block, the first annular reinforcement are coated on the outer wall of first bending part
The outer wall of block and first bending part is welded and fixed, and the second annular reinforcement block is coated on the outer wall of second bending part,
The outer wall of described second annular reinforcement block and second bending part is welded and fixed.
Further, it is surround on the outer wall of the first annular reinforcement block and is equipped with several first annular protrusions, described second
Around equipped with several second annular protrusions on the outer wall of annular reinforcement block.
Further, the equal length of the length of the mounting groove and first flat part.
Further, a rubber sleeve, the rubber sleeve and the second grasswort inner wall interference are equipped in second grasswort
Cooperation.Further, the free end of second flat part is equipped with two each mounting holes, and the upper and lower surface of the mounting hole is equipped with
One rubber pad.
Further, the thickness uniformity of the Z-shaped leading arm.
Further, several lightening holes are equipped on first flat part and second flat part.
Above-mentioned Z-shaped leading arm, by setting a stiffening plate in the outside of longer first flat part of length, and it is flat first
The external card in straight portion sets a mounting groove, and the first flat part is attached by mounting groove and stiffening plate, strengthens the first flat part
Firm intensity, keep Z-shaped leading arm not easy to break, increase the intensity and rigidity of Z-shaped leading arm, improve vehicle driving stability
Property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Z-shaped leading arm in the utility model first embodiment；
Fig. 2 is the structural schematic diagram of the Z-shaped leading arm during the utility model second is implemented.
Main element symbol description:
| First flat part | 11 | First bending part | 12 |
| Longitudinal portion | 13 | Second bending part | 14 |
| Second flat part | 15 | Grasswort | 111 |
| Mounting hole | 151 | Rubber pad | 152 |
| Stiffening plate | 20 | Roll up ring | 21 |
| Rubber sleeve | 211 | Mounting groove | 30 |
| Lightening hole | 112 | First annular reinforcement block | 121 |
| Second annular reinforcement block | 141 | First annular protrusion | 1211 |
| Second annular protrusion | 1411 |
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.Several embodiments of the utility model are given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
It is more thorough and comprehensive to open content.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Referring to Fig. 1, for the Z-shaped leading arm structural schematic diagram in the utility model first embodiment, Z-shaped leading arm
Successively connected and composed by the first flat part 11, the first bending part 12, longitudinal direction portion 13, the second bending part 14 and the second flat part 15.
Wherein:
Extend first volume ear 111 outside one end of first flat part 11, the first grasswort 111 passes through bolt and vehicle frame phase
Even.
First bending part 12 is bent downward by the other end of the first flat part 11 and is formed, and the radian of the first bending part 12 is 1/
One of 4 circular arc.
The longitudinal direction portion 13 is extended vertically downward by first bending part 12, and the length in longitudinal portion 13 is less than first
The length of flat part 11 and the second flat part 15.
Second flat part 15 is extended horizontally outward by second bending part 14, second flat part 15
Free end is set there are two mounting hole 151, and mounting hole 151 is used to be attached with air spring.The upper following table of the mounting hole 151
Face is equipped with a rubber pad 152, keeps leading arm and air spring installation closer by the way that rubber pad 152 is arranged.
In the present embodiment, the internal diameter of first bending part 12 is greater than the internal diameter of second bending part 14.
The length of first flat part 11 is greater than the length of second flat part 15.Therefore in the process of vehicle driving
In, stress of first flat part 11 by longer distance, it is easier to be broken, need to install firm group additional on the first flat part 11
Part, with the robustness of more the first flat part 11 in use.In the present embodiment, it is set above first flat part 11
There is a stiffening plate 20, described 20 one end of stiffening plate is equipped with the second grasswort 21, and first grasswort 111 is coated on second grasswort
Outside 21.And the radian of second grasswort 21 is greater than the radian of first grasswort 111, the second grasswort 21 forms a closing
Ring.
A rubber sleeve 211, the rubber sleeve 211 and the 21 inner wall interference of the second grasswort are equipped in second grasswort 21
Cooperation.When specific assembly, it is connect by bolt with guiding arm support in rubber sleeve 211, guiding arm support is connect with vehicle frame again.
Specifically, in the present embodiment, it is arranged with a mounting groove 30 outside first flat part 11, mounting groove 30 is fastened on
On first flat part, 11 outer wall, stiffening plate 20 is fitted in again on the outer wall of mounting groove 30, and the mounting groove 30 and described first
The equal length of flat part 11, the mounting groove 30, the first flat part 11 and the stiffening plate 20 pass sequentially through the connection of bolt 40.
In addition, a rubber pad can be arranged between the outer wall and the first flat part 11 and stiffening plate 20 of mounting groove 30, guarantee mounting groove 30
Being bonded between stiffening plate 20 and the first flat part 11 is closer.
In the present embodiment, it is the weight for mitigating Z-shaped leading arm, vehicle energy consumption is reduced, in first flat part 11
And several lightening holes 112 are equipped on second flat part 15.In the present embodiment, the first flat part 11 is equipped with 2 and subtracts
Repeated hole, the second flat part 15 are equipped with a lightening hole.
Above-mentioned Z-shaped leading arm, by setting a stiffening plate in the outside of longer first flat part of length, and it is flat first
The external card in straight portion sets a mounting groove, is attached by mounting groove and stiffening plate, strengthens the firm intensity of the first flat part,
Keep Z-shaped leading arm not easy to break, increase the intensity and rigidity of Z-shaped leading arm, improves vehicle riding stability.
Referring to Fig. 2, the Z-shaped guiding for the Z-shaped leading arm in the utility model second embodiment, in the present embodiment
Arm and the Z-shaped leading arm in first embodiment are more or less the same, the difference is that:
The bending part easy fracture of Z-shaped leading arm, therefore: being coated with the first ring on the outer wall of first bending part 12
The outer wall of shape reinforcement block 121, the first annular reinforcement block 121 and first bending part 12 is welded and fixed, and described second is curved
The second annular reinforcement block 141, the described second annular reinforcement block 141 and second bending part 14 are coated on the outer wall of folding part 14
Outer wall be welded and fixed.By the way that annular reinforcement block is arranged on two bending parts, so that the rigidity of bending part is improved.
Further, it is surround on the outer wall of the first annular reinforcement block 121 and is equipped with several first annular raised 1211, institute
It states on the outer wall of the second annular reinforcement block 141 around equipped with several second annular protrusions 1411.
By add first annular raised 1211 and second annular protrusion 1411 make the first bending part 12 and the second bending part
14 intensity are increased, and the rigidity of Z-shaped leading arm is further ensured.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (9)
1. a kind of Z-shaped leading arm, which is characterized in that by the first flat part, the first bending part, longitudinal direction portion, the second bending part and
Second flat part is sequentially connected composition, and the free end of first flat part extends outward the first grasswort, the longitudinal direction portion by
First bending part extends vertically downward, second flat part extended horizontally outward by second bending part and
At the internal diameter of first bending part is greater than the internal diameter of second bending part, and the length of first flat part is greater than described
The length of second flat part, the first flat part top are equipped with a stiffening plate, and the free end of the stiffening plate is equipped with volume Two
Ear, first grasswort are coated on outside second grasswort, and a mounting groove, the installation are arranged with outside first flat part
Slot, the first flat part and the stiffening plate are passed sequentially through and are bolted.
2. Z-shaped leading arm according to claim 1, which is characterized in that the radian of second grasswort is greater than described the
The radian of one grasswort.
3. Z-shaped leading arm according to claim 1, which is characterized in that be coated on the outer wall of first bending part
The outer wall of first annular reinforcement block, the first annular reinforcement block and first bending part is welded and fixed, second bending
The second annular reinforcement block is coated on the outer wall in portion, the outer wall welding of the described second annular reinforcement block and second bending part is solid
It is fixed.
4. Z-shaped leading arm according to claim 3, which is characterized in that ring on the outer wall of the first annular reinforcement block
Several first annular protrusions are arranged with, is surround on the outer wall of the described second annular reinforcement block and is equipped with several second annular protrusions.
5. Z-shaped leading arm according to claim 1, which is characterized in that the length of the mounting groove and described first flat
The equal length in straight portion.
6. Z-shaped leading arm according to claim 1, which is characterized in that be equipped with a rubber sleeve, institute in second grasswort
It states rubber sleeve and the second grasswort inner wall is interference fitted.
7. Z-shaped leading arm according to claim 1, which is characterized in that the free end of second flat part is equipped with two
The upper and lower surface of a mounting hole, each mounting hole is equipped with a rubber pad.
8. Z-shaped leading arm according to claim 1, which is characterized in that the thickness uniform one of the Z-shaped leading arm
It causes.
9. Z-shaped leading arm according to claim 1, which is characterized in that first flat part and described second straight
Several lightening holes are equipped in portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193472.XU CN209534669U (en) | 2018-12-25 | 2018-12-25 | Z-shaped leading arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822193472.XU CN209534669U (en) | 2018-12-25 | 2018-12-25 | Z-shaped leading arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209534669U true CN209534669U (en) | 2019-10-25 |
Family
ID=68266213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822193472.XU Active CN209534669U (en) | 2018-12-25 | 2018-12-25 | Z-shaped leading arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209534669U (en) |
-
2018
- 2018-12-25 CN CN201822193472.XU patent/CN209534669U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |