CN109435608B - U-shaped arm for air suspension - Google Patents
U-shaped arm for air suspension Download PDFInfo
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- CN109435608B CN109435608B CN201811568770.0A CN201811568770A CN109435608B CN 109435608 B CN109435608 B CN 109435608B CN 201811568770 A CN201811568770 A CN 201811568770A CN 109435608 B CN109435608 B CN 109435608B
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- piece
- fixing piece
- connecting piece
- torsion connecting
- fixing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/001—Suspension arms, e.g. constructional features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/26—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs
- B60G11/27—Resilient suspensions characterised by arrangement, location or kind of springs having fluid springs only, e.g. hydropneumatic springs wherein the fluid is a gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/006—Attaching arms to sprung or unsprung part of vehicle, characterised by comprising attachment means controlled by an external actuator, e.g. a fluid or electrical motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/10—Type of spring
- B60G2202/15—Fluid spring
- B60G2202/152—Pneumatic spring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The utility model relates to a U-shaped arm for an air suspension, which is of a U-shaped structure formed by a pair of guide brackets and a torsion connecting piece for connecting the two guide brackets, wherein one end of the guide bracket is connected with a suspension bracket, the other end of the guide bracket is connected with a frame through an air bag, one end of the guide bracket is provided with a cavity A which just accommodates the end part of the torsion connecting piece to stretch into, the end part of the torsion connecting piece stretching into the guide bracket is provided with a cavity B which accommodates a first fixing piece, and the first fixing piece is used for realizing the connection and fixation of the torsion connecting piece and the guide bracket through the threaded fit of a locking piece with a threaded section. The utility model has the advantages that: for the connection between the guide bracket arm and the torsion connecting piece forming the U-shaped arm, the mode of pre-connecting by plugging firstly and then locking by utilizing the matching of the fixing piece and the locking piece is adopted, so that the connection strength between the guide bracket arm and the torsion connecting piece is ensured, and the load requirement is met.
Description
Technical Field
The utility model relates to an air suspension, in particular to a U-shaped arm for the air suspension.
Background
Weight reduction is a necessary trend in global vehicle development, and "air suspension" gradually replaces steel plate suspension with its superior performance. Air suspension systems are popular advanced products in the automotive industry in developed countries where 100% or more medium-sized buses, 40% or more trucks, trailers and tractors all use air suspension systems, the greatest advantage of which is: not only can improve the riding comfort of passengers, but also can protect the road. In recent years, the use amount of air suspension systems in the automotive industry in China is greatly increased. The amount of compressed air in the air suspension system is relatively large, so that the amount of compressed air is required to be increased, the number or the volume of the air storage tanks is often required to be increased, the weight of the vehicle body is increased, the oil consumption is improved, the weight and the cost of the braking system are increased, and the air storage tanks are extremely easy to limit the arrangement space of the air storage tanks and are difficult to arrange.
Therefore, an integral U-shaped arm air suspension device is mentioned in the patent CN207725169U, and belongs to the technical field of air suspension. The method is characterized in that: the novel air cylinder comprises an air cylinder beam, a U-shaped arm, a shock absorber and an air spring, wherein the shock absorber and the air spring are installed at one end of the U-shaped arm, the air cylinder beam is installed at the other end of the U-shaped arm through two groups of U-shaped arm supports, and the inner side of the air cylinder beam is connected with a V-shaped thrust rod. The utility model changes the beam structure of the existing air suspension, adopts the lightweight design of the air storage cylinder type beam, is provided with the V-shaped thrust rod interface, and the air storage cylinder body not only has the function of storing compressed air, but also has the function of the beam due to the better strength, and is convenient to install and carry other air path elements and connecting parts due to the flat design; the air storage cylinder type cross beam is simple in structure, the volume of the air storage cylinder is increased, the vehicle-mounted compressed air quantity is increased, the installation space of the air storage cylinder and the cross beam is saved, and the purpose of light weight is achieved.
In the above-mentioned structure, to the structure of its U type arm, need install parts such as gasbag, suspension support on the U type arm, whole U type arm need bear the ascending load of perpendicular, especially need bear the load of a certain proportion in the junction of guide arm and tubular beam, and in the U type arm structure in above-mentioned patent, adopt the mode of direct welded fastening between guide arm and the tubular beam, just so lead to easily between the two joint strength to reach the requirement, can not satisfy the requirement of required load promptly, and then influence holistic use.
Disclosure of Invention
The utility model aims to provide a U-shaped arm for an air suspension, which can ensure the load capacity of the U-shaped arm.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides an air suspension is with U type arm, air suspension includes a frame, all is connected with the suspension support in the both sides of frame, and its innovation point lies in: the U-shaped arm is of a U-shaped structure formed by a pair of guide brackets and a torsion connecting piece for connecting the two guide brackets, one end of the guide brackets is connected with the suspension bracket, the other end of the guide brackets is connected with the frame through an air bag, a cavity A which just accommodates the end part of the torsion connecting piece and stretches into is formed at one end of the guide brackets, a cavity B which accommodates a first fixing piece is formed at the end part of the torsion connecting piece and stretches into the guide brackets, and the first fixing piece is fixedly connected with the guide brackets through the threaded fit of a locking piece with a threaded section.
Further, the first fixing piece is provided with an internal thread structure, and the locking piece sequentially passes through the guide bracket arm and the torsion connecting piece and then is in threaded connection with the first fixing piece, so that the first fixing piece is tightly propped against the inner wall of the torsion connecting piece.
Further, a second fixing piece is arranged in the cavity of the torsion connecting piece, is positioned on one side, far away from the locking piece, of the first fixing piece, and is pushed by the locking piece to tightly push against the inner wall of the torsion connecting piece, so that the second fixing piece and the first fixing piece are matched to tightly push against two opposite inner side surfaces of the inner wall of the torsion connecting piece together.
Further, a positioning structure is further arranged on the surface of the second fixing piece, which is close to one side of the first fixing piece, and the positioning structure is a positioning pit or a positioning blind hole.
Further, the same sides of the second fixing piece and the first fixing piece extend out of the outer side of the cavity B of the torsion connecting piece respectively and are connected to the same fixing plate, so that the first fixing piece, the second fixing piece and the fixing plate form a whole, a gap is reserved between the first fixing piece and the second fixing piece, and the fixing plate is fixed at the side end of the torsion connecting piece.
Further, a second fixing piece is further arranged in the cavity of the torsion connecting piece, a gap is reserved between the first fixing piece and the second fixing piece, a wedge-shaped block is further arranged in the gap, one side, adjacent to the first fixing piece and the second fixing piece, of the wedge-shaped block is an inclined plane matched with the wedge-shaped block, an inner thread structure is arranged in the wedge-shaped block and is in threaded fit with the locking piece, so that the second fixing piece and the first fixing piece are matched together to tightly push two opposite inner side faces of the inner wall of the torsion connecting piece, an intermediate fixing plate is further arranged on one side, far away from the wedge-shaped block, of the first fixing piece and the second fixing piece, and a through hole for allowing the locking piece to pass is formed in the intermediate fixing plate.
Further, the first fixing piece or the second fixing piece is contoured with the inner wall of the cavity B of the torsion connecting piece.
Further, the torsion connector is a torsion tube, and the torsion tube is oblate.
Further, a step surface is arranged on the torsion connecting piece at the joint of the torsion connecting piece and the guide bracket arm.
Further, a locking mechanism is sleeved on the locking piece and positioned on the outer side of the guide bracket arm, and the locking mechanism is matched with the locking piece and the first fixing piece to realize locking between the guide bracket arm and the torsion connecting piece.
The utility model has the advantages that: in the utility model, for the connection between the guide bracket arm and the torsion connecting piece forming the U-shaped arm, the mode of plugging and pre-connecting firstly and then matching and locking the fixing piece and the locking piece is adopted, so that the connection strength between the guide bracket arm and the torsion connecting piece is ensured, and the load requirement is met.
For setting up of mounting, can adopt independent first mounting to jack up the inner wall of torsion connecting piece and realize the expansion between torsion connecting piece and the direction bracket, also can adopt first mounting and second mounting complex mode to jack up the expansion between torsion connecting piece and the direction bracket of two inner walls of torsion connecting piece.
The locking mechanism is additionally arranged on the locking piece, so that after the locking piece is in threaded fixation with the fixing piece, the relative position of the locking piece can be limited and fixed, and the locking piece is prevented from loosening.
Through designing first mounting or second mounting into profile modeling mutually with the inner wall of torsion connecting piece's cavity B to make first mounting or second mounting can be fine laminate mutually with the inner wall of torsion connecting piece, conveniently realize the expansion to between torsion connecting piece and the direction bracket.
The torsion connecting piece adopts the structure form of the torsion pipe, so that a cavity for accommodating the fixing piece is not required to be reprocessed on the torsion connecting piece, and the processing is reduced.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a schematic view of an air suspension according to the present utility model.
Fig. 2 is a schematic view of a first connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 3 is a top view of a first connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 4 is a cross-sectional view A-A of fig. 3.
Fig. 5 is a schematic view of a second connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 6 is a top view of a second connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 7 is a B-B cross-sectional view of fig. 6.
Fig. 8 is a schematic view of a third connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 9 is a top view of a third connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 10 is a C-C cross-sectional view of fig. 9.
Fig. 11 is a schematic view of a fourth connection structure of the guide bracket and the torsion connector according to the present utility model.
Fig. 12 is a top view of a fourth connection structure of a guide bracket and a torsion connector according to the present utility model.
Fig. 13 is a D-D cross-sectional view of fig. 12.
Detailed Description
The following examples will provide those skilled in the art with a more complete understanding of the present utility model and are not intended to limit the utility model to the embodiments described.
An air suspension shown in fig. 1 comprises a frame 1, suspension brackets 3 are connected to two sides of the frame 1, and a U-shaped arm is arranged below the frame 1.
The U-shaped arm is of a U-shaped structure formed by a pair of guide brackets 4 and a torsion connecting piece 5 connecting the two guide brackets 4, one end of the guide brackets 4 is connected with the suspension bracket 3, the other end of the guide brackets 4 is connected with the frame 1 through the air bag 2, a cavity A just accommodating the end part of the torsion connecting piece 5 and extending into the end part of the guide brackets 4 is formed at one end of the guide brackets 4, a cavity B9 accommodating a first fixing piece 6 is formed at the end part of the torsion connecting piece 5 and extending into the guide brackets 4, and the first fixing piece 6 is used for realizing the connection and fixation of the torsion connecting piece 5 and the guide brackets 4 through the threaded fit of a locking piece 7 with a threaded section.
As shown in fig. 2-4, the first connection structure of the guiding bracket 4 and the torsion connector 5 is: the first fixing piece 6 is located at the lower side in the torsion connecting piece 5, the first fixing piece 6 is provided with an internal thread structure, the first fixing piece 6 sequentially passes through the guide bracket 4 and the torsion connecting piece 5 and then is in threaded connection with the first fixing piece 6, so that the first fixing piece 6 is tightly propped against the inner wall of the torsion connecting piece 5, a second fixing piece 8 is further arranged in a cavity of the torsion connecting piece 5, the second fixing piece 8 is located at one side, far away from the locking piece 7, of the first fixing piece 6, namely, the second fixing piece 8 is located at the upper side in the torsion connecting piece 5, and is tightly propped against the inner wall of the torsion connecting piece 5 by being pushed by the locking piece 7, the second fixing piece 8 and the first fixing piece 6 are matched together to tightly prop against two opposite inner side surfaces of the inner wall of the torsion connecting piece 5, and a through hole for allowing the locking piece 7 to pass from top to bottom is further formed at the lower end of the guide bracket 6 and the torsion connecting piece 5.
As shown in fig. 5-7, the second connection structure of the guiding bracket 4 and the torsion connector 5 is: the first fixing piece 6 is provided with an internal thread structure, and sequentially passes through the guide bracket arm 4 and the torsion connecting piece 5 through the locking piece 7 and then is in threaded connection with the first fixing piece 6, so that the first fixing piece 6 is tightly propped against the inner wall of the torsion connecting piece 5, a second fixing piece 8 is further arranged in a cavity of the torsion connecting piece 5, the same sides of the second fixing piece 8 and the first fixing piece 6 respectively extend out of the cavity B9 of the torsion connecting piece 5 and are connected to the same fixing plate 10, the first fixing piece 6, the second fixing piece 8 and the fixing plate 10 form a whole, gaps are reserved between the first fixing piece 6 and the second fixing piece 7, and the fixing plate 10 is fixed at the side end of the torsion connecting piece 5 through bolts.
As shown in fig. 8-10, a third connection structure of the guiding bracket and the torsion connector is as follows: the cavity of the torsion connecting piece 5 is also provided with a second fixing piece 8, a gap is reserved between the first fixing piece 6 and the second fixing piece 8, a wedge-shaped block 11 is further arranged in the gap, meanwhile, one side of the first fixing piece 6 adjacent to the second fixing piece 8 is an inclined plane matched with the wedge-shaped block 11, an internal thread structure is arranged in the wedge-shaped block 11 and is in threaded fit with the locking piece 7, so that the second fixing piece 8 is matched with the first fixing piece 6 to tightly push two opposite inner side surfaces of the inner wall of the torsion connecting piece 5 together, an intermediate fixing plate 12 is further arranged on one side, away from the wedge-shaped block 11, of the first fixing piece 6 and the second fixing piece 8, and a through hole for allowing the locking piece 7 to pass is formed in the intermediate fixing plate 12.
As shown in fig. 11-13, a fourth connection structure of the guiding bracket and the torsion connector is as follows: the first fixing piece 6 is located at the upper side in the torsion connecting piece 5, the first fixing piece 6 is provided with an internal thread structure, the first fixing piece 6 sequentially passes through the guide bracket 4 and the torsion connecting piece 5 and then is in threaded connection with the first fixing piece 6, so that the first fixing piece 6 is tightly propped against the inner wall of the torsion connecting piece 5, a second fixing piece 8 is further arranged in a cavity of the torsion connecting piece 5, the second fixing piece 8 is located at one side, away from the locking piece 7, of the first fixing piece 6, namely, the second fixing piece 8 is located at the lower side in the torsion connecting piece 5, and is tightly propped against the inner wall of the torsion connecting piece 5 by being pushed by the locking piece 7, the second fixing piece 8 and the first fixing piece 6 are tightly propped against two opposite inner side surfaces of the inner wall of the torsion connecting piece 5 together, through holes for allowing the locking piece 7 to pass through are formed in the upper end of the guide bracket 6 and the torsion connecting piece 5, the through holes located on the guide bracket 6 are blind holes, the end portions of the locking piece 7 can be placed in the blind holes, and the end portions of the locking piece 7 are prevented from protruding out of the upper end portions of the locking piece 7, and the end portions of the locking piece 7 are smoothly mounted on the air bags when the locking piece 7 is protruded out of the upper end portions of the air bags 2.
In the above four structures, the first fixing member 6 or the second fixing member 8 is contoured with the inner wall of the cavity B9 of the torsion connector 5. Through designing first mounting 6 or second mounting 8 to profile modeling with the inner wall of torsion connecting piece 5's cavity B9 to make first mounting 6 or second mounting 8 can be fine laminate mutually with torsion connecting piece 5's inner wall, conveniently realize the expansion to between torsion connecting piece 5 and the direction bracket 4.
The surface of the second fixing piece 8, which is close to one side of the first fixing piece 6, is also provided with a positioning structure, and the positioning structure is a positioning pit or a positioning blind hole. Through the cooperation of this location structure to can carry out the location to the relative position of second mounting 8 and first mounting 6 when retaining member 7 promotes second mounting 8, avoid appearing the phenomenon of second mounting 8 off tracking.
The torsion connector 5 is a torsion tube which is oblate. The torsion connecting piece 5 adopts a torsion tube structure, so that a cavity for accommodating the fixing piece is not required to be reprocessed on the torsion connecting piece, and the processing is reduced.
The torsion connecting piece 5 is further provided with a step surface at the joint with the guide bracket arm 4, and the relative position between the torsion connecting piece 5 and the guide bracket arm 4 is limited by the arrangement of the step surface, so that the phenomenon of relative displacement between the torsion connecting piece 5 and the guide bracket arm 4 is avoided.
The locking member 7 is further sleeved with a locking mechanism 13 located on the outer side of the guiding bracket arm, the locking mechanism 13 is matched with the locking member 7 and the first fixing member 6 to lock the guiding bracket arm 4 and the torsion connecting member 5, and the locking mechanism 13 can not be additionally arranged in the third connecting structure and the fourth connecting structure. In the present embodiment, the lock mechanism 13 is a lock nut, and a lock member having a locking function such as an expansion bolt may be used for the lock member 7 itself, in addition to the lock nut for locking the lock member 7.
Through increasing a locking mechanism 13 on retaining member 7 to after retaining member 7 and first mounting 6 screw thread fixed, can carry out spacing fixed to the relative position of retaining member 7, avoid retaining member 7 to appear not hard up phenomenon.
It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an air suspension is with U type arm, air suspension includes a frame, all is connected with suspension support, its characterized in that in the both sides of frame: the U-shaped arm is of a U-shaped structure formed by a pair of guide brackets and a torsion connecting piece for connecting the two guide brackets, one end of the guide brackets is connected with the suspension bracket, the other end of the guide brackets is connected with the frame through an air bag, a cavity A which just accommodates the end part of the torsion connecting piece and stretches into is formed at one end of the guide brackets, a cavity B which accommodates a first fixing piece is formed at the end part of the torsion connecting piece and stretches into the guide brackets, and the first fixing piece is used for realizing the connection and the fixation of the torsion connecting piece and the guide brackets through the threaded fit of a locking piece with a threaded section;
the first fixing piece is provided with an internal thread structure, and the locking piece sequentially passes through the guide bracket arm and the torsion connecting piece and is in threaded connection with the first fixing piece, so that the first fixing piece is tightly propped against the inner wall of the torsion connecting piece;
the cavity of the torsion connecting piece is also provided with a second fixing piece which is positioned at one side of the first fixing piece far away from the locking piece and is pushed by the locking piece to tightly push against the inner wall of the torsion connecting piece, so that the second fixing piece and the first fixing piece are matched to jointly tightly push against two opposite inner side surfaces of the inner wall of the torsion connecting piece;
the cavity of the torsion connecting piece is also provided with a second fixing piece, a gap is reserved between the first fixing piece and the second fixing piece, a wedge-shaped block is arranged in the gap, one side of the first fixing piece adjacent to the second fixing piece is an inclined plane matched with the wedge-shaped block, an internal thread structure is arranged in the wedge-shaped block and is in threaded fit with the locking piece, so that the second fixing piece is matched with the first fixing piece to tightly push two opposite inner side surfaces of the inner wall of the torsion connecting piece together, a middle fixing plate is arranged on one side of the first fixing piece and the second fixing piece far away from the wedge-shaped block, and a through hole for allowing the locking piece to pass is formed in the middle fixing plate;
and the locking piece is positioned on the outer side of the guide bracket arm and is also sleeved with a locking mechanism, and the locking mechanism is matched with the locking piece and the first fixing piece to realize locking between the guide bracket arm and the torsion connecting piece.
2. The U-arm for an air suspension according to claim 1, wherein: the surface of the second fixing piece, which is close to one side of the first fixing piece, is also provided with a positioning structure, and the positioning structure is a positioning pit or a positioning blind hole.
3. The U-arm for an air suspension according to claim 1, wherein: the second fixing piece and the same side of the first fixing piece extend out of the outer side of the cavity B of the torsion connecting piece respectively and are connected to the same fixing plate, so that the first fixing piece, the second fixing piece and the fixing plate form a whole, a gap is reserved between the first fixing piece and the second fixing piece, and the fixing plate is fixed at the side end of the torsion connecting piece.
4. A U-arm for an air suspension according to any one of claims 1, 2, 3, wherein: the first fixing piece or the second fixing piece is contoured with the inner wall of the cavity B of the torsion connecting piece.
5. A U-arm for an air suspension according to any one of claims 1, 2, 3, wherein: the torsion connecting piece is a torsion tube which is oblate.
6. A U-arm for an air suspension according to any one of claims 1, 2, 3, wherein: the torsion connecting piece is also provided with a step surface at the joint with the guide bracket arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811568770.0A CN109435608B (en) | 2018-12-21 | 2018-12-21 | U-shaped arm for air suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811568770.0A CN109435608B (en) | 2018-12-21 | 2018-12-21 | U-shaped arm for air suspension |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109435608A CN109435608A (en) | 2019-03-08 |
| CN109435608B true CN109435608B (en) | 2023-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811568770.0A Active CN109435608B (en) | 2018-12-21 | 2018-12-21 | U-shaped arm for air suspension |
Country Status (1)
| Country | Link |
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| CN (1) | CN109435608B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112848827B (en) * | 2021-01-22 | 2021-09-21 | 江苏汤臣汽车零部件有限公司 | Air suspension assembly with high strength guide arm |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2931178Y (en) * | 2006-07-19 | 2007-08-08 | 中国第一汽车集团公司 | Electric control asymmetric four-gasbag air suspension |
| KR20120059107A (en) * | 2010-11-30 | 2012-06-08 | 현대자동차주식회사 | Rear suspension for vehicle |
| CN206953928U (en) * | 2017-05-22 | 2018-02-02 | Zf腓特烈斯哈芬股份公司 | Airsuspension system |
| CN207683259U (en) * | 2017-11-17 | 2018-08-03 | 江西远成汽车技术股份有限公司 | The trailer of air suspension apparatus and the application air suspension apparatus |
| CN207725169U (en) * | 2017-12-29 | 2018-08-14 | 山东安博机械科技股份有限公司 | A kind of Integral U-shaped arm air suspension system |
-
2018
- 2018-12-21 CN CN201811568770.0A patent/CN109435608B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2931178Y (en) * | 2006-07-19 | 2007-08-08 | 中国第一汽车集团公司 | Electric control asymmetric four-gasbag air suspension |
| KR20120059107A (en) * | 2010-11-30 | 2012-06-08 | 현대자동차주식회사 | Rear suspension for vehicle |
| CN206953928U (en) * | 2017-05-22 | 2018-02-02 | Zf腓特烈斯哈芬股份公司 | Airsuspension system |
| CN207683259U (en) * | 2017-11-17 | 2018-08-03 | 江西远成汽车技术股份有限公司 | The trailer of air suspension apparatus and the application air suspension apparatus |
| CN207725169U (en) * | 2017-12-29 | 2018-08-14 | 山东安博机械科技股份有限公司 | A kind of Integral U-shaped arm air suspension system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109435608A (en) | 2019-03-08 |
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