CN113619376A - Anti-torsion connecting rod, suspension system and vehicle - Google Patents
Anti-torsion connecting rod, suspension system and vehicle Download PDFInfo
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- CN113619376A CN113619376A CN202110940586.XA CN202110940586A CN113619376A CN 113619376 A CN113619376 A CN 113619376A CN 202110940586 A CN202110940586 A CN 202110940586A CN 113619376 A CN113619376 A CN 113619376A
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- bushing assembly
- end bushing
- small
- connecting support
- torsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
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- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an anti-torsion connecting rod, a suspension system and a vehicle, and belongs to the technical field of vehicles. The torsion link includes: the large-end bushing assembly, the small-end bushing assembly and the connecting bracket; the first end of the connecting support is detachably connected with the large-end bushing assembly, and the second end of the connecting support is detachably connected with the small-end bushing assembly. The anti-torsion connecting rod, the suspension system and the vehicle are convenient for NVH debugging, and cost is saved.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to a torsion-resistant connecting rod, a suspension system and a vehicle.
Background
The automobile suspension system mainly has the following functions: supporting the power assembly and keeping the power assembly in a relatively stable and correct position; isolating vibrations generated by the engine; protecting the power assembly when bearing impact load; overcoming and balancing the reaction force generated by the torque output. Suspension systems typically include a load bearing suspension, a torsion link, a damping element, and an associated bracket.
The torsion link is typically disposed below the powertrain and has one end connected to the powertrain and the other end connected to the subframe. The torsion-resistant connecting rod is subjected to rubber vibration isolation, and the torsion-resistant connecting rod with proper rigidity is selected, so that the NVH performance of the whole vehicle and the durability of the torsion-resistant connecting rod can be improved.
However, in the prior art, the torsion link is integral, and the length and the rigidity are unique, so that the suspension NVH debugging is inconvenient.
Disclosure of Invention
The invention provides a torsion-resistant connecting rod, a suspension system and a vehicle, which solve or partially solve the technical problems that the torsion-resistant connecting rod in the prior art is integral, the length and the rigidity are unique, and suspension NVH debugging is inconvenient.
In order to solve the above technical problems, the present invention provides a torsion resistant connecting rod comprising: the large-end bushing assembly, the small-end bushing assembly and the connecting bracket; the first end of the connecting support is detachably connected with the large-end bushing assembly, and the second end of the connecting support is detachably connected with the small-end bushing assembly.
Furthermore, on the end face of the support, the first mortise is formed in the end face, facing the large-end bushing assembly, of the connecting support.
Furthermore, a second tenon is fixedly arranged on one of the small-end bushing assembly and the connecting support, a second mortise is formed in the other one of the small-end bushing assembly and the connecting support, and the second tenon can be clamped in the second mortise.
Furthermore, the second tenon is fixedly arranged on the end face, facing the connecting support, of the small-end bushing assembly, and the second mortise is arranged on the end face, facing the large-end bushing assembly, of the connecting support.
Further, the big end bushing assembly comprises: a first framework and an inner core; the inner core is fixedly arranged in the first framework; a main spring rubber is arranged between the first framework and the inner core; the inner core is provided with a first mounting hole.
Further, the small end bushing assembly includes: a second framework and an inner tube; the inner pipe is fixedly arranged in the second framework; and a lining rubber is arranged between the second framework and the inner pipe.
Furthermore, a second mounting hole is formed in the inner pipe.
Based on the same inventive concept, the application also provides a suspension system comprising the torsion resistant connecting rod.
Based on the same inventive concept, the application also provides a vehicle comprising the suspension system.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
because the first end of the connecting bracket is detachably connected with the large-end bushing assembly, and the second end of the connecting bracket is detachably connected with the small-end bushing assembly, under different vehicle types, because the X-direction distances between the power assembly and the auxiliary frame are different, the whole vehicle assembly needs torsion-resistant connecting rods with different lengths to arrange the engine room, the large-end bushing assembly and the small-end bushing assembly are detached from the connecting bracket, a new connecting bracket is replaced, the length of the new connecting bracket meets the X-direction distance requirements of the power assembly and the auxiliary frame, the same rigidity and different lengths can be realized, the large-end bushing assembly or the small-end bushing assembly can be arranged under the boundaries with different X-direction sizes, when different rigidities are needed, the large-end bushing assembly or the small-end bushing assembly is detached from the connecting bracket, the new large-end bushing assembly or the small-end bushing assembly is replaced, the same length and different rigidities are realized, and NVH debugging is convenient, the connecting supports with different lengths and the bushings with different rigidity can be combined for use, the manufacturing and debugging time of the sample piece is shortened, and the manufacturing cost and the NVH debugging cost of the sample piece are saved.
Drawings
FIG. 1 is a schematic structural view of a torsion link provided in accordance with an embodiment of the present invention;
fig. 2 is a sectional view taken along a-a of the torsion resistant connecting rod of fig. 1.
Detailed Description
Referring to fig. 1-2, an embodiment of the present invention provides a torsion link including: big end bush assembly 1, little end bush assembly 2 and linking bridge 3.
The first end of the connecting bracket 3 is detachably connected with the large-end bushing assembly 1, and the second end of the connecting bracket 3 is detachably connected with the small-end bushing assembly 2.
In the embodiment of the application, because the first end of the connecting bracket 3 is detachably connected with the big end bushing assembly 1, and the second end of the connecting bracket 3 is detachably connected with the small end bushing assembly 2, under different vehicle types, because the X-direction distances between the power assembly and the auxiliary frame are different, the whole vehicle assembly needs torsion-resistant connecting rods with different lengths to arrange the engine room, the big end bushing assembly 1 and the small end bushing assembly 2 are disassembled from the connecting bracket 3, a new connecting bracket 3 is replaced, the length of the new connecting bracket 3 meets the X-direction distance requirements of the power assembly and the auxiliary frame, the same rigidity and different lengths can be realized, the large end bushing assembly 1 or the small end bushing assembly 2 can be arranged under the boundaries with different X-direction sizes, when different rigidities are needed, the big end bushing assembly 1 or the small end bushing assembly 2 is disassembled from the connecting bracket 3, the new big end bushing assembly 1 or the small end bushing assembly 2 is replaced, realize same length, different rigidity, be convenient for carry out the NVH debugging, can realize the linking bridge 3 of different length and the bush combination use of different rigidity, shorten sample preparation and debugging time, save sample preparation, NVH debugging cost.
Specifically, one of the big end bushing assembly 1 and the connecting support 3 is fixedly provided with a first tenon 4, the other is provided with a first mortise, and the first tenon 4 can be clamped in the first mortise, so that the big end bushing assembly 1 and the connecting support 3 can be conveniently disassembled and assembled.
In the present embodiment, the first tenon 4 is fixedly disposed on the end surface of the large end bushing assembly 1 facing the connecting bracket 3, and the first mortise is opened on the end surface of the connecting bracket 3 facing the large end bushing assembly 1.
When the large-end bushing assembly 1 or the connecting support 3 needs to be replaced, the first tenon 4 is taken out from the first mortise, so that the large-end bushing assembly 1 or the connecting support 3 is separated, and the large-end bushing assembly 1 or the connecting support 3 is convenient to replace. When a new large-end bushing assembly 1 or a new connecting support 3 is to be installed, the first tenon 4 is clamped into the first mortise, so that the large-end bushing assembly 1 or the connecting support 3 is connected, and the large-end bushing assembly 1 or the connecting support 3 is convenient to replace.
Specifically, a second tenon 5 is fixedly arranged on one of the small-end bushing assembly 2 and the connecting support 3, a second mortise is arranged on the other one of the small-end bushing assembly and the connecting support, and the second tenon 5 can be clamped in the second mortise, so that the large-end bushing assembly 1 and the connecting support 3 can be conveniently disassembled and assembled.
The second tenon 5 is fixedly arranged on the end face, facing the connecting support 3, of the small-end bushing assembly 2, and the second mortise is arranged on the end face, facing the large-end bushing assembly 1, of the connecting support 3.
When the small-end bushing assembly 2 or the connecting support 3 needs to be replaced, the second tenon 5 is taken out from the second mortise, so that the small-end bushing assembly 2 or the connecting support 3 is separated, and the small-end bushing assembly 2 or the connecting support 3 is convenient to replace. When a new small-end bushing assembly 2 or a new connecting support 3 is to be installed, the second tenon 5 is clamped into the first mortise, so that the small-end bushing assembly 2 or the connecting support 3 is connected, and the small-end bushing assembly 2 or the connecting support 3 is convenient to replace.
Specifically, the large-end bushing assembly 1 includes: a first framework 1-1 and an inner core 1-2.
The inner core 1-2 is fixedly arranged in the first framework 1-1.
Main spring rubber 1-3 is arranged between the first framework 1-2 and the inner core 1-2, and shock absorption is carried out through the main spring rubber 1-3.
The inner core 1-2 is provided with a first mounting hole, and the inner core 1-2 is connected with the power assembly through the first mounting hole.
Specifically, the small end bushing assembly 2 includes: a second framework 2-1 and an inner tube 2-2.
The inner pipe 2-2 is fixedly arranged in the second framework 2-1.
And a lining rubber 2-3 is arranged between the second framework 2-1 and the inner pipe 2-2, and the damping is carried out through the lining rubber 2-3.
The inner pipe 2-2 is provided with a second mounting hole, and the inner pipe 2-2 is connected with the auxiliary frame through the second mounting hole.
The invention further provides a suspension system, the suspension system adopts the torsion-resistant connecting rod, the specific structure of the torsion-resistant connecting rod refers to the above embodiments, and the torsion-resistant connecting rod adopts all the technical schemes of all the above embodiments, so that at least all the beneficial effects brought by the technical schemes of the above embodiments are achieved, and detailed description is omitted.
The invention further provides a vehicle, the vehicle adopts the suspension system, the specific structure of the suspension system refers to the above embodiments, and the suspension system adopts all technical solutions of all the above embodiments, so that the vehicle at least has all the beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. A torsion link, comprising: the large-end bushing assembly, the small-end bushing assembly and the connecting bracket;
the first end of the connecting support is detachably connected with the large-end bushing assembly, and the second end of the connecting support is detachably connected with the small-end bushing assembly.
2. The torsion link of claim 1, wherein:
one of the big-end bushing assembly and the connecting bracket is fixedly provided with a first tenon, the other one of the big-end bushing assembly and the connecting bracket is provided with a first mortise, and the first tenon can be clamped in the first mortise.
3. The torsion link of claim 2, wherein:
the first tenon is fixedly arranged on the end face, facing the connecting support, of the big-end bushing assembly, and the first mortise is arranged on the end face, facing the big-end bushing assembly, of the connecting support.
4. The torsion link of claim 1, wherein:
one of the small-end bushing assembly and the connecting support is fixedly provided with a second tenon, the other one of the small-end bushing assembly and the connecting support is provided with a second mortise, and the second tenon can be clamped in the second mortise.
5. The torsion link of claim 4, wherein:
the second tenon is fixedly arranged on the end face, facing the connecting support, of the small-end bushing assembly, and the second mortise is arranged on the end face, facing the large-end bushing assembly, of the connecting support.
6. The torsion link of claim 1, wherein the big end bushing assembly comprises: a first framework and an inner core;
the inner core is fixedly arranged in the first framework;
a main spring rubber is arranged between the first framework and the inner core;
the inner core is provided with a first mounting hole.
7. The torsion link of claim 1, wherein the small end bushing assembly comprises: a second framework and an inner tube;
the inner pipe is fixedly arranged in the second framework;
and a lining rubber is arranged between the second framework and the inner pipe.
8. The torsion link of claim 7, wherein:
and a second mounting hole is formed in the inner pipe.
9. A suspension system including a torsion bar linkage according to any one of claims 1 to 8.
10. A vehicle comprising the suspension system of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110940586.XA CN113619376A (en) | 2021-08-17 | 2021-08-17 | Anti-torsion connecting rod, suspension system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110940586.XA CN113619376A (en) | 2021-08-17 | 2021-08-17 | Anti-torsion connecting rod, suspension system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113619376A true CN113619376A (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110940586.XA Pending CN113619376A (en) | 2021-08-17 | 2021-08-17 | Anti-torsion connecting rod, suspension system and vehicle |
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| CN (1) | CN113619376A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060033300A1 (en) * | 2004-08-10 | 2006-02-16 | Hyundai Mobis, Co., Ltd. | Torsion beam axle-type rear suspension |
| JP2013052740A (en) * | 2011-09-02 | 2013-03-21 | Nippon Steel & Sumitomo Metal Corp | Torsion beam, torsion beam assembly and torsion beam type suspension device |
| CN203438830U (en) * | 2013-08-20 | 2014-02-19 | 广州汽车集团股份有限公司 | Power assembly anti-torque pulling rod and automobile with the same |
| CN207481638U (en) * | 2017-08-16 | 2018-06-12 | 北汽福田汽车股份有限公司 | Engine-mounting bracket assembly and vehicle |
| CN110027398A (en) * | 2017-12-12 | 2019-07-19 | C.R.F.阿西安尼顾问公司 | The elastic device of motor vehicle engine suspension |
| CN209479397U (en) * | 2018-12-20 | 2019-10-11 | 北京长城华冠汽车技术开发有限公司 | A kind of dynamic assembly suspension device and automobile |
| CN210821803U (en) * | 2019-09-23 | 2020-06-23 | 宝能(广州)汽车研究院有限公司 | Torsion-resistant connecting rod of power assembly suspension system and vehicle |
| CN211731568U (en) * | 2019-12-11 | 2020-10-23 | 北京汽车股份有限公司 | Rear suspension assembly and vehicle |
-
2021
- 2021-08-17 CN CN202110940586.XA patent/CN113619376A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060033300A1 (en) * | 2004-08-10 | 2006-02-16 | Hyundai Mobis, Co., Ltd. | Torsion beam axle-type rear suspension |
| JP2013052740A (en) * | 2011-09-02 | 2013-03-21 | Nippon Steel & Sumitomo Metal Corp | Torsion beam, torsion beam assembly and torsion beam type suspension device |
| CN203438830U (en) * | 2013-08-20 | 2014-02-19 | 广州汽车集团股份有限公司 | Power assembly anti-torque pulling rod and automobile with the same |
| CN207481638U (en) * | 2017-08-16 | 2018-06-12 | 北汽福田汽车股份有限公司 | Engine-mounting bracket assembly and vehicle |
| CN110027398A (en) * | 2017-12-12 | 2019-07-19 | C.R.F.阿西安尼顾问公司 | The elastic device of motor vehicle engine suspension |
| CN209479397U (en) * | 2018-12-20 | 2019-10-11 | 北京长城华冠汽车技术开发有限公司 | A kind of dynamic assembly suspension device and automobile |
| CN210821803U (en) * | 2019-09-23 | 2020-06-23 | 宝能(广州)汽车研究院有限公司 | Torsion-resistant connecting rod of power assembly suspension system and vehicle |
| CN211731568U (en) * | 2019-12-11 | 2020-10-23 | 北京汽车股份有限公司 | Rear suspension assembly and vehicle |
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