CN203752828U - Car rear wheel postpositional torsion beam and rear wheel suspension system thereof - Google Patents
Car rear wheel postpositional torsion beam and rear wheel suspension system thereof Download PDFInfo
- Publication number
- CN203752828U CN203752828U CN201420153948.6U CN201420153948U CN203752828U CN 203752828 U CN203752828 U CN 203752828U CN 201420153948 U CN201420153948 U CN 201420153948U CN 203752828 U CN203752828 U CN 203752828U
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- torsion
- rear wheel
- torsion beam
- towing arm
- crossbeam
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Abstract
The utility model relates to a car rear wheel postpositional torsion beam and a rear wheel suspension system thereof. The car rear wheel postpositional torsion beam comprises a torsion cross beam, a left dragging arm and a right dragging arm are fixed at two ends of the torsion cross beam respectively, a horizontal central line of the torsion cross beam deviates towards the car tail direction relatively to central axes of a left rear wheel hub and a right rear wheel hub by a certain deviation distance R, and the tail ends of the left dragging arm and the right dragging arm are fixed at two ends of the torsion cross beam respectively to form the U-shaped postpositional torsion beam. The car rear wheel postpositional torsion beam is simple in structure and reasonable in design; volume space of freight space of an oil tank or a battery box is enabled to be increased by 25%-40%, the volume space of the freight space is increased, and size and volume of the battery box or the oil tank of a car are further increased, so that driving mileage is increased, the car rear wheel postpositional torsion beam has high social value and market popularization value.
Description
Technical field
The utility model relates to the rear torsion beam field in self-propelled vehicle dependent suspension, particularly the rearmounted torsion beam of a kind of small passenger car trailing wheel and rear wheel suspension system thereof.
Background technology
At present, known small passenger car connects the torsion beam of trailing wheel trailing arm, all be arranged on the same axis of two trailing wheels deflects away from certain distance position toward headstock direction, it is preposition torsion beam, by the connection of torsion beam, make two trailing wheels keep fixing wheelspan and inclination angle, torsion beam and left and right towing arm are connected to form H type torsion beam assembly, the preposition H type torsion beam of the type small passenger car easily causes torsion beam crossbeam to occupy the effective volume space of the battery box that can place fuel tank capacity or electronlmobil, the volume of fuel tank or battery box is restricted, thereby affects travelled distance.As Chinese patent, (number of patent application is 2011101798496, patent publication No. is CN102310739A) a kind of rear wheels of motor-vehicles suspension with combined type pitman shaft disclosed, this combined type pitman shaft has two wheel load longitudinal rods, and there is bending stiffness and reverse flexible lateral struts, longitudinal rod is hinged on vehicle body pivotly by a body side trunnion bearing separately, this lateral struts is connected to each other longitudinal rod, this lateral struts is installed on the direction of trailing wheel axis deflection headstock, forms preposition torsion beam.And for example (number of patent application is 2013201274758 to Chinese patent, patent publication No. is CN203211044U) a kind of rear torsion beam disclosed, comprise crossbeam and resonance piece, the both sides assembly welding of resonance piece has trailing arm assembly, crossbeam is the V-type under shed, not yielding, and guarantees the stability of the performance of rear torsion beam, before crossbeam, be set in the medium position of trailing arm assembly, form preposition H type torsion beam.If the small passenger car of the type is transformed into electronlmobil, preposition torsion beam and traditional H type torsion beam are basic identical, the fuel tank available space of gasoline small passenger car or the available space of electric sedan installation battery box are limited to, have influence on the course continuation mileage of automobile, if by the reach of small passenger car back seat, vacating space also can increase the capacity of fuel tank or battery box, but can cause the narrow space between small passenger car back seat and front-row seats, narrow space, passenger is very uncomfortable.
Summary of the invention
For overcoming weak point of the prior art, the utility model provides a kind of volume and course continuation mileage simple in structure, reasonable in design, the position in storehouse that increases small passenger car fuel tank or battery box long, does not affect small passenger car trailing wheel postposition torsion beam and the rear wheel suspension system thereof of small passenger car back seat comfort level.
According to design plan provided by the utility model, the rearmounted torsion beam of a kind of small passenger car trailing wheel, comprise torsion crossbeam, torsion crossbeam two ends are fixed with respectively left towing arm and right towing arm, on a left side, the junction of right towing arm and torsion beam-end is fixed with respectively the spring tray for fixing bearing spring, left, right towing arm respectively with a left side, off hind wheel hub seat is fixedly connected with, the horizontal center line of torsion crossbeam is with respect to a left side, the central axis of off hind wheel wheel hub has certain departure distance R to the skew of small passenger car tailstock direction, left, the end of right towing arm is separately fixed at the two ends of torsion crossbeam, form U-shaped rearmounted torsion beam.
According to the rearmounted torsion beam of above-mentioned small passenger car trailing wheel, the scope of described departure distance R is 3cm ~ 15cm.
According to the rearmounted torsion beam of above-mentioned small passenger car trailing wheel, the expanded volume of the space that described U-shaped rearmounted torsion beam forms for placing fuel tank or battery box.
According to the rearmounted torsion beam of above-mentioned small passenger car trailing wheel, described left and right rear wheel hub seat is dynamically connected by the bearing rotary with left and right wheel hub corresponding to flange separately respectively.
A kind of rear wheel suspension system that contains the rearmounted torsion beam of small passenger car trailing wheel, comprise the rearmounted torsion beam of above-mentioned any small passenger car trailing wheel, left and right towing arm, bearing spring and bumper, junction at torsion crossbeam and left and right towing arm is respectively equipped with bumper, and the set pin of left and right towing arm by separately and auxiliary frame or vehicle body are hinged.
According to above-mentioned electronlmobil rear wheel suspension system, on the bight that part before torsion crossbeam and left towing arm are positioned at torsion crossbeam forms, be fixed with left brace panel, on the bight that the part before torsion crossbeam and right towing arm are positioned at torsion crossbeam forms, be fixed with right brace panel.
The beneficial effect of the rearmounted torsion beam of the utility model small passenger car trailing wheel and rear wheel suspension system thereof:
1. compared with prior art, the utility model is simple in structure, reasonable in design, the torsion crossbeam postposition of the rearmounted torsion beam of small passenger car trailing wheel is also fixedly connected with left and right towing arm, with respect to the automobile of same model, torsion crossbeam postposition can expand the available space of fuel tank or battery box, thereby makes the volume space of fuel tank or battery box position in storehouse increase by 25% ~ 40%, and the volume space of position in storehouse increases, further improve volume and the capacity of small passenger car battery box or fuel tank, and then increase course continuation mileage.
2. U-shaped rearmounted torsion beam of the present utility model, makes the small passenger car space that increased small passenger car back seat after improving, and improves the comfort level of passenger, and electronlmobil noise after improving is little.
3. the processing technology of the rearmounted torsion beam of small passenger car trailing wheel of the present utility model is simple, does not need complicated mould, has saved productive costs, has very high social value and market popularization value.
brief description of the drawings:
Fig. 1 is the structural representation of H type torsion beam in prior art;
Fig. 2 is the preposition electric sedan rear suspension system structural representation of torsion beam in prior art;
Fig. 3 is the structural representation of the rearmounted torsion beam of small passenger car trailing wheel of the present utility model;
Fig. 4 is the structural representation of electric sedan rear wheel suspension system of the present utility model.
detailed description of the invention:
Number in the figure 1-1 represents right wheel hub, label 2-1 represents right hub seat, and label 3-1 represents right towing arm, and label 4-1 represents bearing spring, label 5 represents torsion crossbeam, label 1-2 represents left wheel hub, and label 2-2 represents left wheel hub seat, and label 3-2 represents left towing arm, label 4-2 represents left bearing spring, label 6 represents chassis, and label 7 represents position in storehouse volume space, and arrow a represents the small passenger car travel direction that advances.
Explain in further detail the utility model details and effects with advantage below in conjunction with accompanying drawing and technical scheme, but embodiment is not for restriction more.
Shown in Fig. 3 and Fig. 4, the rearmounted torsion beam of a kind of small passenger car trailing wheel, comprise torsion crossbeam 5, torsion crossbeam 5 two ends are separately fixed at the end of left towing arm 3-2 and right towing arm 3-1, on a left side, the junction of right towing arm and torsion crossbeam 5 ends is fixed with respectively the spring tray for fixing bearing spring, left, right towing arm corresponding and a left side respectively, off hind wheel hub seat is fixedly connected with, the horizontal center line of torsion crossbeam 5 is with respect to a left side, the central axis of off hind wheel wheel hub has certain departure distance R to the skew of small passenger car tailstock direction, left, the end of right towing arm is separately fixed at the two ends of torsion crossbeam 5, form U-shaped rearmounted torsion beam, torsion crossbeam 5 is fixing left, the spacing of off hind wheel, vehicle body is not played to load-bearing effect.
The scope of described departure distance R is about 3cm ~ 15cm, and according to small passenger car model, departure distance R can in the light of actual conditions arrange.
Described U-shaped rearmounted torsion beam is formed for placing the expansion accommodation space of fuel tank or battery box, and the position in storehouse volume space 7 of battery box or fuel tank increases.
A kind of rear wheel suspension system that contains the rearmounted torsion beam of small passenger car trailing wheel, comprise the rearmounted torsion beam of above-mentioned any small passenger car trailing wheel, left and right towing arm, bearing spring and bumper, be provided with bumper in torsion crossbeam 5 and the junction of left and right towing arm, the set pin of left and right towing arm by separately and small passenger car auxiliary frame or vehicle body are hinged.On the bight that part before torsion crossbeam 5 is positioned at torsion crossbeam 5 with left towing arm 3-2 forms, be provided with left brace panel (not shown in FIG.), on the bight that part before torsion crossbeam 5 is positioned at torsion crossbeam 5 with right towing arm 3-1 forms, be provided with right brace panel (not shown in FIG.), described left brace panel is fixedly connected with torsion crossbeam 5 with left towing arm 3-2 respectively, and described right brace panel is fixedly connected with torsion crossbeam 5 with right towing arm 3-1 respectively.
Shown in Fig. 1 and Fig. 2, for the structural representation of H type torsion beam of the prior art and rear wheel suspension system thereof, torsion crossbeam 5 is preposition, and be fixed on the midway location of left and right towing arm, and fix because of chassis space, cause fuel tank or battery box volume little, course continuation mileage is short, if the space of fuel tank or battery box is expanded forward, seat position must move forward, and causes the narrow space of taking of rear seat support.
The utility model is simple in structure, reasonable in design, the torsion crossbeam of the rearmounted torsion beam of small passenger car trailing wheel rearmounted and with a left side, right towing arm is fixedly connected with, expand the volume space of fuel tank or battery box position in storehouse, for the prestige will of upper Tianjin one vapour in existing market, modern is bright moving, the small passenger car of the models such as the M3 of hippocampus is done structural development according to technical scheme provided by the utility model, can increase the volume space 25% ~ 40% of fuel tank or battery box position in storehouse, and the space that the small passenger car after improving can increase small passenger car back seat, improve the comfort level of passenger, and electric sedan noise is little, the volume space of position in storehouse increases, further improve volume and the capacity of electric sedan battery, and then increase course continuation mileage, and the processing technology of the rearmounted torsion beam of this small passenger car trailing wheel is simple, do not need complicated mould, save productive costs, there is very high social value and market popularization value.
The utility model is not limited to above-mentioned detailed description of the invention, and those skilled in the art also can make multiple variation accordingly, but any and the utility model are equal to or similarly change and all should be encompassed in the scope of the utility model claim.
Claims (9)
1. the rearmounted torsion beam of small passenger car trailing wheel, comprise torsion crossbeam, torsion crossbeam two ends are separately fixed at a left side, one end of right towing arm, on a left side, the junction of right towing arm and torsion beam-end is fixed with respectively the spring tray for fixing bearing spring, left, right towing arm respectively with a left side, off hind wheel hub seat is fixedly connected with, it is characterized in that: the horizontal center line of torsion crossbeam is with respect to a left side, the central axis of off hind wheel wheel hub has certain departure distance R to the skew of small passenger car tailstock direction, left, the end of right towing arm is separately fixed at the two ends of torsion crossbeam, form U-shaped rearmounted torsion beam.
2. the rearmounted torsion beam of small passenger car trailing wheel according to claim 1, is characterized in that: the scope of described departure distance R is 3cm ~ 15cm.
3. the rearmounted torsion beam of small passenger car trailing wheel according to claim 1, is characterized in that: the space that described U-shaped rearmounted torsion beam forms is for placing the fuel tank of expansion or the volume of battery box.
4. the rearmounted torsion beam of small passenger car trailing wheel according to claim 1, is characterized in that: described left and right rear wheel hub seat is dynamically connected by the bearing rotary with left and right wheel hub corresponding to flange separately respectively.
5. a rear wheel suspension system that contains the rearmounted torsion beam of small passenger car trailing wheel claimed in claim 1, it is characterized in that: comprise torsion crossbeam, left, right towing arm, bearing spring and bumper, the two ends of torsion crossbeam are separately fixed at a left side, the end of right towing arm, on a left side, the junction of right towing arm and torsion beam-end is fixed with respectively the spring tray for fixing bearing spring, left, right towing arm respectively with a left side, off hind wheel hub seat is fixedly connected with, the horizontal center line of torsion crossbeam is with respect to a left side, the central axis of off hind wheel wheel hub has certain departure distance R to the skew of small passenger car tailstock direction, left, the end of right towing arm is separately fixed at the two ends of torsion crossbeam, form U-shaped rearmounted torsion beam, left, right towing arm corresponding and a left side respectively, off hind wheel hub seat is fixedly connected with, on torsion crossbeam and a left side, the junction of right towing arm is respectively equipped with bumper, left, right towing arm is hinged by set pin and small passenger car vehicle body separately.
6. rear wheel suspension system according to claim 5, it is characterized in that: on the bight that the part before torsion crossbeam and left towing arm are positioned at torsion crossbeam forms, be fixed with left brace panel, on the bight that the part before torsion crossbeam and right towing arm are positioned at torsion crossbeam forms, be fixed with right brace panel.
7. rear wheel suspension system according to claim 5, is characterized in that: the scope of described departure distance R is 3cm ~ 15cm.
8. rear wheel suspension system according to claim 5, is characterized in that: the space that described U-shaped rearmounted torsion beam forms is for placing the fuel tank of expansion or the volume of battery box.
9. rear wheel suspension system according to claim 5, is characterized in that: described left and right rear wheel hub seat is dynamically connected by the bearing rotary with left and right wheel hub corresponding to flange separately respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153948.6U CN203752828U (en) | 2013-06-16 | 2014-04-01 | Car rear wheel postpositional torsion beam and rear wheel suspension system thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320341608 | 2013-06-16 | ||
| CN201320341608.1 | 2013-06-16 | ||
| CN201420153948.6U CN203752828U (en) | 2013-06-16 | 2014-04-01 | Car rear wheel postpositional torsion beam and rear wheel suspension system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203752828U true CN203752828U (en) | 2014-08-06 |
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| CN201420153948.6U Expired - Fee Related CN203752828U (en) | 2013-06-16 | 2014-04-01 | Car rear wheel postpositional torsion beam and rear wheel suspension system thereof |
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| CN (1) | CN203752828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935208A (en) * | 2013-06-16 | 2014-07-23 | 韩建欧 | Rear torsion beam of rear wheels of car and rear wheel suspension system with rear torsion beam |
-
2014
- 2014-04-01 CN CN201420153948.6U patent/CN203752828U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103935208A (en) * | 2013-06-16 | 2014-07-23 | 韩建欧 | Rear torsion beam of rear wheels of car and rear wheel suspension system with rear torsion beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171012 Address after: 332200, South District, Ruichang gold industry park, Jiangxi, Jiujiang province (No. 7 East Ring Road) Patentee after: Ruichang Hua Jing Electric Drive Technology Co.,Ltd. Address before: 450002, No. 12, building 35, Dongfeng Road, Jinshui District, Henan, Zhengzhou Patentee before: Han Jianou |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 |