CN203345022U - Double-trapezoidal broken-type steering mechanism - Google Patents
Double-trapezoidal broken-type steering mechanism Download PDFInfo
- Publication number
- CN203345022U CN203345022U CN2013204028897U CN201320402889U CN203345022U CN 203345022 U CN203345022 U CN 203345022U CN 2013204028897 U CN2013204028897 U CN 2013204028897U CN 201320402889 U CN201320402889 U CN 201320402889U CN 203345022 U CN203345022 U CN 203345022U
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- arm
- keystone
- assist
- trapezoidal
- double
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- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 239000000725 suspension Substances 0.000 abstract description 12
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a double-trapezoidal broken-type steering mechanism applicable to an independent suspension system. The double-trapezoidal broken-type steering mechanism comprises a broken-type main-trapezoidal structure and an integral-type auxiliary-trapezoidal structure. By the double-trapezoidal broken-type steering mechanism, motion interference between the suspension system and a steering system is removed, steering portability and operating stability are improved. By means of the double-trapezoidal broken-type steering mechanism, Ackermann errors on corners of left and right steering wheels are remarkably reduced, the left and the right steering wheels can steer around the same instantaneous center, abrasion of tires is reduced, and service lives of the tires can be prolonged.
Description
Technical field
The utility model relates to automotive steering structure, is specially a kind of double trapezoid breakaway-element steering hardware that is applied to independent suspension system.
Background technology
Car speed is along with the development of freeway net improves constantly, and people enjoy concern to travel road-holding property and the driving safety of vehicle, make the dependent suspension vehicle can not meet the aspect requirements such as driving safety and road-holding property.Independent suspension can the use on vehicle become development tendency.
Each wheel of independent suspension vehicle is done self-movement with respect to vehicle frame respectively, and its steeraxle is breakaway-element, thereby the steering trapezium in steering hardware also must be able to be divided into two sections or three sections.The design of cut-off point needs comprehensive vehicle beat requirement and the Vehicle Driving Cycle of suspension that travel to turn to and required, and whether the choice relation of cut-off point can be around same instantaneous turning to the left and right wheel flutter, so that cause wearing and tearing to tire; Whether also being related to beats to interfere with suspension is caused movement interference to turn to, and causes vehicle to present the negative understeer characteristic, affects Vehicle Driving Cycle road-holding property and driving safety.Track arm is subject to the design space that affects it of car load master layout also less, to sum up what time makes whole disconnection trapezoidal design difficulty.Increased so to a great extent independent suspension vehicle front axle difficult arrangement, caused to a certain extent wear on tyres yet, road-holding property is not good, even has and can make driving safety can not be guaranteed.
The utility model content
The technical matters that the utility model solves is to provide a kind of double trapezoid breakaway-element steering hardware, to solve the shortcoming in the above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions:
Double trapezoid breakaway-element steering hardware, comprise breakaway-element master tie rod linkage and integral type assist with keystone mechanism, wherein, breakaway-element master tie rod linkage comprises the main tie rod arm in left side, the main tie rod arm on hyphen pull bar and right side, the hyphen pull bar, the left and right sides is arranged symmetrically with, integral type assist with keystone mechanism comprises the assist with keystone arm in left side, the assist with keystone arm on right side and the middle intermediate rod that is arranged on centre, the left and right sides is arranged symmetrically with, described main tie rod arm and hyphen pull bar adopt the ball duplicate invoice to connect, hyphen pull bar and assist with keystone arm adopt the ball duplicate invoice to connect, middle intermediate rod and assist with keystone arm adopt the ball duplicate invoice to connect, between assist with keystone arm and vehicle frame, adopt revolute pair to connect.
In the utility model, between described main tie rod arm and hyphen pull bar, angle is α, and the angle between assist with keystone arm and middle intermediate rod is β.
In the utility model, the ball sub-center point that described hyphen pull bar connects with the assist with keystone arm, it is cut-off point, determine the position of cut-off point according to Kennedy-Aronhold the-orem, eliminate the movement interference between suspension system and steering swivel system, then determine main tie rod arm bulb center and α angle according to left and right wheels corner Ackermam relation and mechanism kinematic space requirement, determine main trapezoidal, main tie rod linkage can not make the left and right wheel flutter meet corner Ackermam relation fully, increase by an assist with keystone on main trapezoidal basis for this reason, by with main tie rod arm length and α angle, mating to optimize assist with keystone arm lengths and β angle, change the path of motion that main trapezoidal interruption is made war, thereby make corner Ackermam optimum, make the left and right wheel flutter around same instantaneous motion, reduce the wearing and tearing of tire, improve the service life of tire.
Beneficial effect: the utility model has improved vehicle safety and road-holding property, adopt double trapezoid breakaway-element steering hardware, can significantly reduce left and right steering wheel angle Ackermam error, make the left and right wheel flutter around same instantaneous turning to, reduce the wearing and tearing of tire, improve the service life of tire; Eliminate the movement interference between suspension system and steering swivel system, improved ease of steering and road-holding property; Simple in structure, to produce and realize easily, it can be combined with circular ball type steering and form steering swivel system, can be applicable to commercial vehicle/comm..vehicle suspension upgrading field, greatly reduces commercial vehicle/comm..vehicle chassis index word, has saved cost; Practical, can just can form the steering hardware that meets the vehicle operating needs in the trapezoidal increase assist with keystone of original master.
The accompanying drawing explanation
The connection diagram that Fig. 1 is the utility model preferred embodiment.
Another connection diagram that Fig. 2 is the utility model preferred embodiment.
The 3rd connection diagram that Fig. 3 is the utility model preferred embodiment.
In figure: main tie rod arm 1, hyphen pull bar 2, assist with keystone arm 3, drag link 4, middle intermediate rod 5.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Double trapezoid breakaway-element steering hardware referring to Fig. 1-3, comprise breakaway-element master tie rod linkage and integral type assist with keystone mechanism, wherein, breakaway-element master tie rod linkage comprises main tie rod arm 1 and the hyphen pull bar 2 of the left and right sides, the left and right sides is arranged symmetrically with, integral type assist with keystone mechanism comprises the assist with keystone arm 3 of the left and right sides and is arranged on middle middle intermediate rod 5, the left and right sides is arranged symmetrically with, described main tie rod arm 1 adopts the ball duplicate invoice to connect with hyphen pull bar 2, hyphen pull bar 2 adopts the ball duplicate invoice to connect with assist with keystone arm 3, middle intermediate rod 5 adopts the ball duplicate invoice to connect with assist with keystone arm 3, between the drag link 4 of assist with keystone arm 3 and vehicle frame, adopt revolute pair to connect.
Between described main tie rod arm and hyphen pull bar, angle is α, angle between assist with keystone arm and middle intermediate rod is β, in Fig. 1, main trapezoidal β angle equals 90 °, assist with keystone α angle is less than 90 °, in Fig. 2, main trapezoidal β angle is less than 90 °, assist with keystone α angle is less than 90 °, and in Fig. 3, main trapezoidal β angle is less than 90 °, and assist with keystone α angle equals 90 °.
Above demonstration and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof
.
Claims (1)
1. double trapezoid breakaway-element steering hardware, it is characterized in that, comprise breakaway-element master tie rod linkage and integral type assist with keystone mechanism, wherein, breakaway-element master tie rod linkage comprises the main tie rod arm in left side, the main tie rod arm on hyphen pull bar and right side, the hyphen pull bar, the left and right sides is arranged symmetrically with, integral type assist with keystone mechanism comprises the assist with keystone arm in left side, the assist with keystone arm on right side and the middle intermediate rod that is arranged on centre, the left and right sides is arranged symmetrically with, described main tie rod arm and hyphen pull bar adopt the ball duplicate invoice to connect, hyphen pull bar and assist with keystone arm adopt the ball duplicate invoice to connect, middle intermediate rod and assist with keystone arm adopt the ball duplicate invoice to connect, between assist with keystone arm and vehicle frame, adopt revolute pair to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204028897U CN203345022U (en) | 2013-07-08 | 2013-07-08 | Double-trapezoidal broken-type steering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204028897U CN203345022U (en) | 2013-07-08 | 2013-07-08 | Double-trapezoidal broken-type steering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203345022U true CN203345022U (en) | 2013-12-18 |
Family
ID=49744951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204028897U Expired - Lifetime CN203345022U (en) | 2013-07-08 | 2013-07-08 | Double-trapezoidal broken-type steering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203345022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507854A (en) * | 2013-07-08 | 2014-01-15 | 湖南易通汽车配件科技发展有限公司 | Double-trapezoid broken type steering mechanism |
| CN110962582A (en) * | 2018-09-28 | 2020-04-07 | 东风德纳车桥有限公司 | A Distributed Drive Independent Suspension Wheel Motor Assembly |
-
2013
- 2013-07-08 CN CN2013204028897U patent/CN203345022U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507854A (en) * | 2013-07-08 | 2014-01-15 | 湖南易通汽车配件科技发展有限公司 | Double-trapezoid broken type steering mechanism |
| CN110962582A (en) * | 2018-09-28 | 2020-04-07 | 东风德纳车桥有限公司 | A Distributed Drive Independent Suspension Wheel Motor Assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170106 Address after: 322103 Zhejiang Province, Dongyang City Jiangbei Street Community Ming Tian Yu late Patentee after: Yu Canfeng Address before: 410100 Hunan province Changsha Huanghua town of Changsha County Huang Long Cun (Huanghua Industrial Park) Patentee before: HUNAN YITONG AUTOMOBILE PARTS SCIENCE AND TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20190328 Address after: 410137 Huanglong Village, Huanghua Town, Changsha County, Hunan Province (Huanghua Industrial Park) (in Hunan Yitong Automobile Parts Technology Development Co., Ltd.) Patentee after: Hunan Xinqiao Automobile Suspension Technology Co.,Ltd. Address before: 322103 Mingtian Community Fishing Evening in Jiangbei Street, Dongyang City, Zhejiang Province Patentee before: Yu Canfeng |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 410100 Huanglong Village (Huanghua Industrial Park), Huanghua Town, Changsha County, Changsha City, Hunan Province Patentee after: Hunan Yitong Xingqiao Auto Parts Co.,Ltd. Address before: 410137 Huanglong Village, Huanghua Town, Changsha County, Hunan Province (Huanghua Industrial Park) (in Hunan Yitong Automobile Parts Technology Development Co., Ltd.) Patentee before: Hunan Xinqiao Automobile Suspension Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131218 |
|
| CX01 | Expiry of patent term |