CN201881843U - Automotive torsion beam fixing device and trailing-arm torsion-beam non-independent suspension with fixing device - Google Patents
Automotive torsion beam fixing device and trailing-arm torsion-beam non-independent suspension with fixing device Download PDFInfo
- Publication number
- CN201881843U CN201881843U CN2010205815082U CN201020581508U CN201881843U CN 201881843 U CN201881843 U CN 201881843U CN 2010205815082 U CN2010205815082 U CN 2010205815082U CN 201020581508 U CN201020581508 U CN 201020581508U CN 201881843 U CN201881843 U CN 201881843U
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- torsion beam
- securing device
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- hollow groove
- torsion
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Abstract
The utility model relates to a fixing device of a rear suspension of a passenger vehicle, in particular to an automotive torsion beam fixing device, which comprises a support part used for enhancing the horizontal rigidity and strength of a U-shaped torsion beam (1) and a positioning part used for fixedly positioning the support part in a hollow slot (2) of the U-shaped torsion beam (1), and the support part is connected with the positioning part. In addition, the utility model also relates to a trailing-arm torsion-beam non-independent suspension with the fixing device. By adopting the technical scheme, the instability of the support part can be avoided, the actual effect of the support part can be further guaranteed, the relative displacement of the two ends of a torsion beam body caused by torsion can be effectively reduced, the stress at weld joints can be decreased greatly, and the fatigue life of the torsion beam can be prolonged.
Description
Technical field
The utility model relates to a kind of securing device in a kind of manned vehicle rear suspension, specifically is a kind of automobile torsion beam securing device, and simultaneously, the utility model also relates to a kind of trailing arm torsion girder-like dependent suspension that has this device.
Background technology
Trailing arm torsion girder-like dependent suspension is a kind of form common in the manned vehicle rear suspension, existing independent suspension structure is generally taken turns the welding of hub holder and left and right sides trailing arm by left and right, left and right sides trailing arm and the torsion beam body welding with a U type cross section, Panhard rod passes left and right sides trailing arm and is welded with it.Existing most of technical personnel all is devoted to by changing the structure of suspension, alleviate the angle of roll of vehicle body, and make each wheel ground connection load uniformization, improve wheel and ground-surface tack and riding comfort, and the fatigue resistance of integral structure when stressed, the especially fatigue life in U type cross section have been ignored.The torsion beam body openings in U type cross section forward, has the arch feature that certain curvature raises up, trailing arm adopts the solid drawn pipe of round section, cause the weld strength of torsion beam body and trailing arm to reduce greatly, in the process of the test torsion beam being inverted is that arch is downward, load is applied on the wheel hub holder, the load that the weld seam of torsion beam body and trailing arm welding will bear alternation, downward because of arch simultaneously, obviously reduced the torsion stiffness of torsion beam body, the destruction of aggravation weld seam is welded on the straight stabilizer rod in trailing arm two ends and improves not obviously effect fatigue life for increasing whole torsion stiffness.
The utility model content
For solving the deficiencies in the prior art, the utility model provides a kind of can improve torsion beam two ends rigidity, reduces U type beam body two ends because of reversing the relative displacement that produces, the automobile torsion beam securing device that improves the fatigue life of torsion beam.
For achieving the above object, automobile torsion beam securing device of the present utility model, be arranged in the hollow groove in the U type torsion beam, this device comprises and is used to strengthen the support portion of U type torsion beam lateral rigidity intensity and with the location division of support portion strong fix in U type torsion beam hollow groove, described support portion and location division are connected.
Specifically, the support portion is a lateral strut, and the location division comprises left support tube and the right support tube that is positioned at the pole two ends, is connected with pole.
Above-mentioned left support tube and right support tube are in centerline direction length is corresponding with U type torsion beam hollow groove width separately.
Above-mentioned location division comprise be positioned at pole middle part, be connected with pole be connected jam with torsion beam clamps.
Further, above-mentioned pole has the radian identical with the U-shaped torsion beam along its length direction.
In addition, securing device of the present utility model is the brace panel of a hollow, this brace panel has the point of connection that is connected with U type torsion beam hollow groove on its outline body, described brace panel constitutes the support portion along the non-hollow space of its length direction, constitutes the location division along the non-hollow space of the Width of its point of connection.
In addition, the utility model also provides a kind of trailing arm torsion girder-like dependent suspension of using above-mentioned torsion beam securing device, comprise the wheel hub holder, be connected, be positioned at U type torsion beam on the trailing arm with the wheel trailing arm that is connected of hub holder and with trailing arm, be provided with hollow groove in the described U type torsion beam, the hollow groove internal fixation in U type torsion beam is provided with the torsion beam securing device.
Adopt technique scheme, because the hollow groove internal fixation in U type torsion beam is provided with the torsion beam securing device, the support portion of this device is connected by location division and U type torsion beam, based on this, the support portion has strengthened U type torsion beam transverse strength, the location division is positioned at the support portion in the hollow groove of U type torsion beam firmly simultaneously, prevented the unstable solidity of support portion, further guaranteed the actual effect of support portion, actv. has reduced torsion beam body two ends because of reversing the relative displacement that produces, reduce the stress at weld seam position greatly, improved the tired service life of torsion beam.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the present invention is done further to describe in detail:
Fig. 1 is first kind of embodiment structural representation of the utility model torsion beam securing device;
Fig. 2 is second kind of embodiment structural representation of the utility model torsion beam securing device;
Fig. 3 is the structural representation of the utility model trailing arm torsion girder-like dependent suspension.
Among the figure:
1, U type torsion beam; 2, hollow groove; 3, pole; 4, left support tube; 5, right support tube;
6, connect jam; 7, wheel hub holder; 8, trailing arm; 9, connecting bore; 10, brace panel;
11, point of connection.
The specific embodiment
Torsion beam securing device of the present utility model, be arranged in the hollow groove 2 in the U type torsion beam 1, its design concept is that this device comprises and is used to strengthen the support portion of U type torsion beam 1 lateral rigidity intensity and with the location division of support portion strong fix in U type torsion beam 1 hollow groove 2, support portion and location division are connected.
Embodiment one
By as can be known shown in Figure 1, to be a lateral cross section be in the support portion circular solid pole 3, location division comprises left support tube 4 and the right support tube 5 that is positioned at pole 3 two ends, is connected with pole 3.Left side support tube 4 and right support tube 5 are in centerline direction length is corresponding with U type torsion beam 1 hollow groove 2 width separately.
The location division comprises and is positioned at pole 3 middle parts, is connected jam 6 with pole 3 is that be connected with U type torsion beam 1 clamps.Pole 3 has the radian identical with U type torsion beam 1 along its length direction.
It is applied on the trailing arm torsion girder-like dependent suspension, by as can be known shown in Figure 3, this suspension comprises wheel hub holder 7, be connected with the trailing arm that is connected of wheel hub holder 78 and with trailing arm 8, be positioned at the U type torsion beam 1 on the trailing arm 8, be provided with hollow groove 2 in the U type torsion beam 1, this partial content is existing general structure, other structure do not narrate in this omission, but do not represent the feature that does not belong to the technical program, the utility model mainly is the improvement to U type torsion beam 1, therefore, during concrete the installation, be provided with at these U type torsion beam 1 hollow groove 2 middle parts and be connected the corresponding draw-in groove in jam 6 positions, be installed on the Primary Location of the whole torsion beam securing device of realization in hollow groove 2 in this draw-in groove with connecting jam 6, be provided with and the cooresponding connecting bore 9 of left support tube 4 and right support tube 5 positions at the both ends of U type torsion beam 1, when mounted, bolt is connected left support tube 4 and right support tube 5 respectively by connecting bore 9, realize the further location of whole torsion beam securing device in hollow groove 2 and fixing.
Embodiment two
By second kind of embodiment of the utility model torsion beam securing device shown in Figure 2 as can be known, this securing device is the brace panel 10 of a hollow, this brace panel 10 has the point of connection 11 that is connected with U type torsion beam 1 hollow groove 2 on its outline body, brace panel 10 constitutes the support portion along the non-hollow space of its length direction, constitutes the location division along the non-hollow space of the Width of its point of connection.
When installing and fixing, this securing device is arranged in the hollow groove 2, point of connection 11 is fixed or directly welding with the fixing screw bolt that can adopt of hollow groove 2, and making brace panel 10 and U type torsion beam 1 after fixing is a rigid unitary, has further strengthened the intensity of U type torsion beam 1.
Above content is preferred embodiment of the present utility model; for those skilled in the art; according to thought of the present utility model; part in specific embodiments and applications all can change; cross sectional shape as connecting rod is non-circular; the point of connection that is provided with on abnormal shape or the connecting panel that is shaped as of connecting panel is external overall profile of connecting panel etc., all belongs to protection domain of the present utility model, and this description should not be construed as restriction of the present utility model.
Claims (7)
1. automobile torsion beam securing device, be arranged in the hollow groove (2) of U type torsion beam (1), it is characterized in that: this device comprises and is used to strengthen the support portion of U type torsion beam (1) lateral rigidity intensity and with the location division of support portion strong fix in U type torsion beam (1) hollow groove (2), described support portion and location division are connected.
2. automobile torsion beam securing device according to claim 1 is characterized in that: the support portion is a lateral strut (3), and the location division comprises left support tube (4) and the right support tube (5) that is positioned at pole (3) two ends, is connected with pole (3).
3. automobile torsion beam securing device according to claim 2 is characterized in that: described left support tube (4) and right support tube (5) are in centerline direction length is corresponding with U type torsion beam (1) hollow groove (2) width separately.
4. according to claim 2 or 3 described automobile torsion beam securing devices, it is characterized in that: described location division comprise be positioned at pole (3) middle part, be connected with pole (3) be connected jam (6) with U type torsion beam (1) clamps.
5. automobile torsion beam securing device according to claim 2 is characterized in that: described pole (3) has and the identical radian of U type torsion beam (1) along its length direction.
6. automobile torsion beam securing device according to claim 1, it is characterized in that: described securing device is the brace panel of a hollow, this brace panel has the point of connection that is connected with U type torsion beam (1) hollow groove (2) on its outline body, described brace panel constitutes the support portion along the non-hollow space of its length direction, constitutes the location division along the non-hollow space of the Width of its point of connection.
7. according to claim 1 or 6 described trailing arm torsion girder-like dependent suspensions, comprise wheel hub holder (7), be connected, be positioned at U type torsion beam (1) on the trailing arm (8) with the trailing arm (8) that is connected of wheel hub holder (7) and with trailing arm (8), be provided with hollow groove (2) in the described U type torsion beam (1), it is characterized in that: hollow groove (2) internal fixation in U type torsion beam (1) is provided with the torsion beam securing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205815082U CN201881843U (en) | 2010-10-28 | 2010-10-28 | Automotive torsion beam fixing device and trailing-arm torsion-beam non-independent suspension with fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205815082U CN201881843U (en) | 2010-10-28 | 2010-10-28 | Automotive torsion beam fixing device and trailing-arm torsion-beam non-independent suspension with fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201881843U true CN201881843U (en) | 2011-06-29 |
Family
ID=44179381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205815082U Expired - Lifetime CN201881843U (en) | 2010-10-28 | 2010-10-28 | Automotive torsion beam fixing device and trailing-arm torsion-beam non-independent suspension with fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201881843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111907283A (en) * | 2019-05-07 | 2020-11-10 | 现代自动车株式会社 | Combined torsion beam axle device of vehicle |
-
2010
- 2010-10-28 CN CN2010205815082U patent/CN201881843U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111907283A (en) * | 2019-05-07 | 2020-11-10 | 现代自动车株式会社 | Combined torsion beam axle device of vehicle |
| US11124039B2 (en) | 2019-05-07 | 2021-09-21 | Hyundai Motor Company | Coupled torsion beam axle apparatus of vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110629 |