CN213007474U - Air spring limiting structure for vehicle and air suspension device thereof - Google Patents
Air spring limiting structure for vehicle and air suspension device thereof Download PDFInfo
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- CN213007474U CN213007474U CN202021654130.4U CN202021654130U CN213007474U CN 213007474 U CN213007474 U CN 213007474U CN 202021654130 U CN202021654130 U CN 202021654130U CN 213007474 U CN213007474 U CN 213007474U
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- shock absorber
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- hanging strip
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Abstract
The air spring limit structure for the vehicle comprises a shock absorber, wherein an annular hanging strip is arranged on the periphery of the shock absorber, and the annular hanging strip is sleeved and coated on the periphery of the shock absorber; the annular sling is made of flexible materials or elastic materials; the annular sling is at least a nylon belt; the outer sides of the head end and the tail end of the shock absorber are respectively provided with a limiting clamping sleeve for fixing the annular hanging strip so as to prevent the annular hanging strip from separating from the shock absorber outwards; the ends of the shock absorber and the annular hanging strip are clamped at two sides of the limiting clamping sleeve. The utility model discloses simplify the down limit structure that the air hung, solve current air and hang stop gear and need the assembly welding support on the frame, the defect that the spare part is many, the assembly is complicated utilizes the peripheral annular suspender of bumper shock absorber to carry on spacingly to the bumper shock absorber, and then carries on spacingly down to the axletree, has better stability. The annular sling has long service life and is not easy to break.
Description
Technical Field
The utility model relates to a vehicle air spring specifically is its air suspension device of vehicle air spring limit structure.
Background
In the past air spring limiting structure for the vehicle, a steel wire rope and a chain are usually adopted to prevent the air spring from being elongated to cause the breakage of the air spring, wherein the steel wire rope is used for hanging an axle, one end of the steel wire rope needs to be fixed, and therefore fixing seats need to be welded on a vehicle frame to fix the steel wire rope, and the installation is troublesome.
Some conventional limit structures, in which an air spring is also mounted on a damper, such as an air suspension for a vehicle disclosed in chinese patent No. CN 207579490U-2018.07.06, include a spring arm, an air bag mounted at one end of the spring arm, a bracket located at the other end of the spring arm, and a damper, where the bracket includes a rotating end hinged to the other end of the spring arm, and a free end far away from the rotating end, and one end of the damper is hinged to the spring arm, and the other end of the damper is hinged to the free end of the bracket; the air suspension further comprises a limiting assembly, the limiting assembly comprises a steel wire rope, and two ends of the steel wire rope are connected to two ends of the shock absorber respectively. When the extension of bumper shock absorber reached extreme position, wire rope tightened, prevented that the bumper shock absorber from continuing the extension again, so, prevent that the rotation angle of spring arm for the support is too big, prevent that the one end displacement that the gasbag was connected to the spring arm is too big, avoid the gasbag to be pulled bad. The structure can cause the steel wire rope to be fatigued along with long-time use, and the steel wire rope is broken. And thus, is in need of further improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a limit structure of air spring of setting on the bumper shock absorber, long service life in the vehicle highway section of going unevenness, effectively carries out spacing its air suspension device of automobile-used air spring limit structure to the air spring to overcome the weak point among the prior art.
The air spring limiting structure for the vehicle comprises a shock absorber, wherein an annular hanging strip is arranged on the periphery of the shock absorber, and the annular hanging strip is sleeved and coated on the periphery of the shock absorber.
The annular sling is made of flexible materials or elastic materials.
The annular sling is at least a nylon belt.
The outer sides of the first end and the last end of the shock absorber are respectively provided with a limiting clamping sleeve for fixing the annular hanging strip so as to prevent the annular hanging strip from being separated from the shock absorber.
The ends of the shock absorber and the annular hanging strip are clamped at two sides of the limiting clamping sleeve.
The limiting clamping sleeve and the shock absorber are fixedly connected through a fastener.
The shock absorber comprises a fixing part, and an annular binding belt is arranged outside the annular hanging strip covering the fixing part, so that the annular hanging strip is partially fixed on the fixing part.
The annular band is made of elastic material and is at least a rubber band.
The shock absorber further comprises a telescopic part located in the fixing part, the wrapping is loosened towards the periphery of the telescopic part by the annular hanging strip of the telescopic part, and a moving space is reserved between the annular hanging strip and the telescopic part so as to limit the length of the telescopic part in extension.
An air suspension device comprises a front support and a guide arm, wherein one end of the guide arm is hinged with the front support, an air spring is arranged at the other end of the guide arm, and the front support is provided with the air spring limiting structure for the vehicle.
The utility model has the advantages as follows:
a. the descending limiting structure of the air suspension is simplified, the defects that a support needs to be assembled and welded on a frame, parts are multiple, and assembly is complex in the existing air suspension limiting mechanism are overcome, the shock absorber is limited by the annular hanging strip on the periphery of the shock absorber, descending of an axle is limited, and the air suspension limiting mechanism has good stability; the annular sling has long service life and is not easy to break;
b. the shock absorber comprises a fixing part, an annular binding belt is arranged on the outer side of the annular hanging belt covering the fixing part, so that the annular hanging belt is partially fixed on the fixing part, the shock absorber further comprises a telescopic part positioned in the fixing part, the annular hanging belt covering the telescopic part is loosened towards the periphery of the telescopic part, and a movable space is reserved between the annular hanging belt and the telescopic part to limit the length of the telescopic part in an extending way; in addition, the position of the annular binding belt at the fixing part is adjusted, so that the size of the movable space is adjusted, and the extension length of the telescopic part is further adjusted.
Drawings
Fig. 1 is a schematic structural view of a shock absorber according to an embodiment of the present invention, wherein an annular hanging strip is disposed on the periphery of the shock absorber.
Fig. 2 is a schematic view of a structure of a limiting card sleeve according to an embodiment of the present invention.
Fig. 3 is a schematic structural view (front view position) of an air suspension device according to an embodiment of the present invention.
Fig. 4 is a schematic structural view (top view position) of an air suspension device according to an embodiment of the present invention.
In the figure, 1 is a front support, 2 is a limiting clamping sleeve, 3 is a shock absorber, 4 is an annular binding belt, 5 is an annular hanging belt, 6 is a fastener, 7 is a guide arm, 8 is an air spring, and 9 is a movable space.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1 and 2, the air spring limiting structure for the vehicle comprises a shock absorber 3, wherein an annular hanging strip 5 is arranged on the periphery of the shock absorber 3, and the annular hanging strip 5 is sleeved and coated on the periphery of the shock absorber 3. One part of the annular sling 5 is fixed on the periphery of the shock absorber 3, and the other part of the annular sling 5 is loosened on the periphery of the shock absorber 3 so as to reserve an extending movement space of the shock absorber 3.
The loop-shaped sling 5 is made of flexible material or elastic material.
The ring-shaped sling 5 is at least a nylon belt.
The outer sides of the first end and the last end of the shock absorber 3 are respectively provided with a limiting clamping sleeve 2 for fixing the annular hanging strip 5.
The ends of the shock absorber 3 and the annular sling 5 are clamped at two sides of the limiting clamping sleeve 2.
The limiting clamping sleeve 2 and the shock absorber 3 are fixedly connected through a fastener 6.
The shock absorber 3 comprises a fixing part 3.1, and a ring-shaped binding belt 4 is arranged outside a ring-shaped hanging belt 5 covering the fixing part 3.1, so that the ring-shaped hanging belt 5 is partially fixed on the fixing part 3.1.
The annular cable tie 4 is made of elastic material and at least made of rubber bands.
The shock absorber 3 further comprises a telescopic part 3.2 located in the fixing part 3.1, the annular hanging strip 5 covering the telescopic part 3.2 is loosened towards the periphery of the telescopic part 3.2, and a moving space 9 is reserved between the annular hanging strip 5 and the telescopic part 3.2 so as to limit the length of the telescopic part 3.2 in extension.
Referring to fig. 3 and 4, the air suspension device comprises a front support 1 and a guide arm 7, wherein one end of the guide arm 7 is hinged with the front support 1, an air spring 8 is arranged at the other end of the guide arm 7, and the front support 1 is provided with the air spring limiting structure for the vehicle.
In the running process of the vehicle, if an uneven road section occurs, the body of the vehicle can float up and down, at the moment, the angle between the front support 1 and the guide arm 7 is continuously opened and reduced, and the shock absorber 3 is used for buffering the angle change between the front support 1 and the guide arm 7.
The expansion part 3.2 of the damper 3 is thus constantly expanded or contracted during the travel of the vehicle. The annular hanging strip 5 is used for limiting the extension length of the telescopic part 3.2, when the shock absorber 3 extends to the limit position, the annular hanging strip 5 coated on the telescopic part 3.2 is tightened, and the telescopic part 3.2 of the shock absorber 3 is prevented from extending again, so that the rotation angle between the guide arm 7 and the front support 1 is prevented from being too large, namely, the displacement of one end of the spring arm 7 connected with the air spring 8 is prevented from being too large, and the air spring 8 is prevented from being damaged by pulling; effectively simplify descending limit structure that air hung, solve current air and hang limit mechanism and need the assembly welding support on the frame, the defect that spare part is many, the assembly is complicated, utilize the peripheral annular suspender 5 of bumper shock absorber 3 to carry on spacingly to bumper shock absorber 3, and then carry on spacingly down to the axletree, have better stability. The annular hanging strip 5 has long service life and is not easy to break.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a spacing structure of automobile-used air spring, includes bumper shock absorber (3), its characterized in that: the periphery of the shock absorber (3) is provided with an annular hanging strip (5), and the annular hanging strip (5) is sleeved and coated on the periphery of the shock absorber (3).
2. The air spring limit structure for vehicles according to claim 1, wherein: the annular sling (5) is made of flexible materials or elastic materials.
3. The air spring limit structure for vehicles according to claim 2, wherein: the annular sling (5) is at least a nylon belt.
4. The air spring limit structure for vehicles according to claim 1, wherein: the outer sides of the head end and the tail end of the shock absorber (3) are respectively provided with a limiting clamping sleeve (2) for fixing the annular hanging strip (5).
5. The air spring limit structure for vehicles according to claim 4, wherein: the ends of the shock absorber (3) and the annular sling (5) are clamped at two sides of the limiting clamping sleeve (2).
6. The air spring limit structure for vehicles according to claim 5, wherein: the limiting clamping sleeve (2) is fixedly connected with the shock absorber (3) through a fastener (6).
7. The air spring limit structure for vehicles according to claim 4, wherein: the shock absorber (3) comprises a fixing part (3.1), and an annular binding belt (4) is arranged outside the annular hanging strip (5) coated on the fixing part (3.1) so as to partially fix the annular hanging strip (5) on the fixing part (3.1).
8. The air spring limit structure for vehicles according to claim 7, wherein: the annular band (4) is made of elastic material and is at least a rubber band.
9. The air spring limit structure for vehicles according to claim 7, wherein: the shock absorber (3) further comprises a telescopic part (3.2) located in the fixing part (3.1), the wrapping is loosened towards the periphery of the telescopic part (3.2) at the annular hanging strip (5) of the telescopic part (3.2), and a moving space (9) is reserved between the annular hanging strip (5) and the telescopic part (3.2) so as to limit the length of the telescopic part (3.2) in extension.
10. The utility model provides an air suspension device, includes fore-stock (1), guiding arm (7), and guiding arm (7) one end and fore-stock (1) are articulated, and guiding arm (7) other end is equipped with air spring (8), its characterized in that: the front bracket (1) is provided with an air spring limiting structure for a vehicle as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021654130.4U CN213007474U (en) | 2020-08-10 | 2020-08-10 | Air spring limiting structure for vehicle and air suspension device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021654130.4U CN213007474U (en) | 2020-08-10 | 2020-08-10 | Air spring limiting structure for vehicle and air suspension device thereof |
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| CN213007474U true CN213007474U (en) | 2021-04-20 |
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| CN202021654130.4U Active CN213007474U (en) | 2020-08-10 | 2020-08-10 | Air spring limiting structure for vehicle and air suspension device thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306663A (en) * | 2021-05-26 | 2021-08-27 | 江苏克瑞迪机车有限公司 | Vehicle rear-drive balancing system with flexible climbing belt coupled with spherical rocker arm |
-
2020
- 2020-08-10 CN CN202021654130.4U patent/CN213007474U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306663A (en) * | 2021-05-26 | 2021-08-27 | 江苏克瑞迪机车有限公司 | Vehicle rear-drive balancing system with flexible climbing belt coupled with spherical rocker arm |
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