CN220483026U - Truck air suspension - Google Patents
Truck air suspension Download PDFInfo
- Publication number
- CN220483026U CN220483026U CN202322135075.8U CN202322135075U CN220483026U CN 220483026 U CN220483026 U CN 220483026U CN 202322135075 U CN202322135075 U CN 202322135075U CN 220483026 U CN220483026 U CN 220483026U
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- fixedly connected
- air
- truck
- connecting rod
- connecting frame
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- 239000000725 suspension Substances 0.000 title claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000035939 shock Effects 0.000 claims abstract description 22
- 239000006096 absorbing agent Substances 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 9
- 210000003437 trachea Anatomy 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000035807 sensation Effects 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a truck air suspension, which comprises a suspension mechanism, wherein the surface of the top of the suspension mechanism is fixedly connected with a first connecting frame, four corners of the surface of the top of the first connecting frame are fixedly connected with supporting plates, the surface of the top of each supporting plate is fixedly connected with a first connecting module, and the surface of the top of each first connecting module is fixedly connected with a damping rod. According to the utility model, the supporting spring is pressed down through the emergency shock absorber to absorb shock, but at the moment, the second connecting rod moves downwards, so that the rubber plate moves downwards, and the truck cannot excessively descend through the limit of the first connecting rod, and the first connecting frame cannot be damaged because the rubber plate is made of rubber, so that the truck can obviously descend at the moment, but cannot incline, the bumping sensation is enhanced, and the air suspension damage of a driver is reminded, and the truck can move through the emergency shock absorber to be opened to a designated position for maintenance.
Description
Technical Field
The utility model relates to the technical field of air suspension, in particular to an air suspension of a truck.
Background
The air suspension system is a system which ensures that the automobile has the comfort of a sedan and can also give consideration to the performance of the off-road vehicle. The air suspension system can adjust the height of the chassis to be higher or lower according to the fluctuation of the road, so that the vehicle can adapt to driving requirements under various road conditions. The air suspension system is often used on off-road vehicles which often run under severe road conditions to ensure that the vehicle can smoothly pass through muddy, wading, gravel and other road surfaces.
In an air suspension system, a main body is supported by an air suspension. When an automobile or a truck runs on a road surface with uneven height, the air suspension can reduce bump feeling in a cab, the air suspension system can automatically compress or extend a spring on the air suspension so as to increase the stability of a high-speed automobile body or the trafficability of complex road conditions, and the air suspension for the truck has the following problems:
the freight train itself quality is higher, when the pit was passed in the freight train, and inside more jolt than the small-size car of freight train, influences navigating mate's driving experience, and hangs after damaging when freight train unilateral, and the freight train can't normally travel, but the noise that freight train itself sent is great, is difficult to make the navigating mate notice the damage that the freight train hung, and the continuous running probably can cause the tipping of freight train, causes the emergence of traffic accident easily, brings inconvenience for freight train air suspension's use.
The utility model provides a semitrailer and an air suspension thereof, as per the Chinese utility model with the application number of 202222668569.8. The semitrailer comprises a frame, a plurality of air suspensions and a plurality of reinforcing structures. The air suspensions are arranged below the frame at intervals along the longitudinal direction and comprise two supporting frames arranged at intervals along the transverse direction. The plurality of reinforcing structures are arranged in one-to-one correspondence with the plurality of air suspensions, and each reinforcing structure comprises a reinforcing channel steel arranged between the two supporting frames and two reinforcing plates arranged in one-to-one correspondence with the two supporting frames. Wherein, each reinforcing plate is arranged at the transverse outer side of the frame and is simultaneously connected with the frame and the supporting frame. The two reinforcing box assemblies are arranged in one-to-one correspondence with the two supporting frames, each reinforcing box assembly comprises reinforcing boxes which are respectively arranged at the two longitudinal ends of the supporting frame, and each reinforcing box is arranged between the supporting frame and the frame. According to the utility model, the connection between the air suspension frame and the frame is reinforced by arranging the reinforcing structure at the connection between the air suspension frame and the frame, so that the connection is prevented from cracking, and the use safety is ensured.
Disclosure of Invention
The utility model provides a truck air suspension, which can meet driving requirements of a vehicle under various road conditions and improve comfort of a truck driver.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a freight train air suspension, includes suspension mechanism, the fixed surface at suspension mechanism top is connected with first connecting frame, the equal fixedly connected with backup pad in four corners department of first connecting frame top surface, the fixed surface at backup pad top is connected with first connecting module, the fixed surface at first connecting module top is connected with the shock attenuation pole, the surface activity cover of shock attenuation pole is equipped with air damper, air damper's fixed surface is connected with limiting plate, the first trachea of inner chamber fixedly connected with of limiting plate, the fixed surface at first trachea top is connected with the air transmission pipe, the output and the inner chamber fixedly connected of air damper of air transmission pipe, the inner chamber of first connecting frame and the surface swing joint of first trachea.
In an achievable technical scheme of the application, the inner chamber fixedly connected with second trachea of suspension mechanism, the tracheal back surface fixedly connected with external air pump of second.
In the technical scheme that this application can realize, the fixed surface at air damper top is connected with the second linking frame, the equal fixedly connected with damper in the left and right sides of second linking frame bottom, the equal fixedly connected with second connection module in the surface of suspension mechanism left and right sides.
In an achievable technical scheme of the application, damper includes emergent bumper shock absorber, the surface at emergent bumper shock absorber top and the bottom fixed connection of second connection frame, the surperficial movable sleeve of second connection module is equipped with first connecting rod.
In the technical scheme that this application can realize, the inner chamber of first connecting rod passes through bearing swing joint with the surface of second connection module, the inner chamber of first connecting rod has the connecting rod through bearing swing joint, the bottom fixedly connected with supporting spring of emergent bumper shock absorber.
In the technical scheme that this application can realize, the inboard fixedly connected with rubber slab of connecting rod, the bottom fixedly connected with connecting frame of supporting spring, the surface movable sleeve of connecting rod is equipped with the second connecting rod.
In an achievable technical scheme of the application, the inner chamber fixedly connected with bull stick of second connecting rod, the surface of bull stick passes through bearing swing joint with the inner chamber of connecting frame.
Compared with the prior art, the technical scheme of the utility model has the following technical effects:
according to the utility model, the supporting spring is pressed down through the emergency shock absorber to absorb shock, but at the moment, the second connecting rod moves downwards, so that the rubber plate moves downwards, and the truck can not excessively descend through the limit of the first connecting rod, and the first connecting frame can not be damaged because the rubber plate is made of rubber, so that the truck can obviously descend at the moment, but can not incline, the bumping sensation is enhanced, and the air suspension damage of a driver is reminded, and the truck can move through the emergency shock absorber to be opened to a designated position for maintenance.
When the truck passes through the concave pavement, air is injected into the second air pipe through the external air pump, and is injected into the first air pipe through the suspension mechanism, so that the air damper is started, when the truck is lifted by the lifter and leaves the ground, the related electromagnetic valve is closed, the height of the truck body is memorized by the computer, the original height of the truck is kept after the truck falls to the ground, if the height change of the truck body exceeds a certain range in the driving process, the suspension mechanism adjusts the height of the truck body at intervals, and if the height of the truck body is lower than the normal height to a certain extent, the air damper provides pressure to enable the truck body to be lifted to the normal height, so that the truck can adapt to driving requirements under various road conditions, and the comfort of a truck driver is improved.
Drawings
FIG. 1 is a side elevational view of the overall construction of the truck air suspension of the present utility model;
FIG. 2 is a side view of the overall structure of the truck air suspension of the present utility model shown in an exploded view;
FIG. 3 is a schematic view of the shock absorbing mechanism attachment of the truck air suspension of the present utility model;
fig. 4 is an enlarged view of the structure of the air damper of the truck air suspension of the present utility model.
Reference numerals:
1. a suspension mechanism; 2. a support plate; 3. a damping mechanism; 301. a first link; 302. a second link; 303. a connecting rod; 304. a rubber plate; 305. a connection frame; 306. a support spring; 307. an emergency shock absorber; 308. a rotating rod; 4. a second air pipe; 5. a first connection module; 6. a shock-absorbing rod; 7. an air damper; 8. a limiting plate; 9. a first air tube; 10. an air transfer tube; 11. a first connection frame; 12. a second connection module; 13. and a second connection frame.
Detailed Description
As shown in fig. 1-4, the utility model provides an air suspension of a truck, which comprises a suspension mechanism 1, wherein the surface of the top of the suspension mechanism 1 is fixedly connected with a first connecting frame 11, four corners of the surface of the top of the first connecting frame 11 are fixedly connected with a supporting plate 2, the surface of the top of the supporting plate 2 is fixedly connected with a first connecting module 5, the surface of the top of the first connecting module 5 is fixedly connected with a damping rod 6, the surface of the damping rod 6 is movably sleeved with an air damper 7, the surface of the air damper 7 is fixedly connected with a limiting plate 8, the inner cavity of the limiting plate 8 is fixedly connected with a first air pipe 9, the surface of the top of the first air pipe 9 is fixedly connected with an air transmission pipe 10, and the output end of the air transmission pipe 10 is fixedly connected with the inner cavity of the air damper 7, and the inner cavity of the first connecting frame 11 is movably connected with the surface of the first air pipe 9.
More specifically, the air is inflated into the second air pipe 4 through the external air pump, and is injected into the first air pipe 9 through the suspension mechanism 1, so that the air damper 7 is started, and the air damper 7 provides pressure to enable the vehicle body to rise to a normal height, so that the vehicle can adapt to driving requirements under various road conditions, and the comfort of a truck driver is improved.
The inner chamber fixedly connected with second trachea 4 of suspension mechanism 1, the back surface fixedly connected with external air pump of second trachea 4 for air damper 7 can use through the second trachea 4 of setting, and the vehicle of being convenient for can adapt to the driving demand under the multiple road conditions condition.
More specifically, the external air pump blows air into the second air pipe 4, the air is injected into the first air pipe 9 through the suspension mechanism 1, so that the air damper 7 is started, when the vehicle is lifted by the lifter and leaves the ground, the relevant electromagnetic valve is closed, meanwhile, the height of the vehicle body is memorized by the computer, so that the original height of the vehicle is kept after the vehicle falls to the ground, if the height of the vehicle body changes more than a certain range in the driving process, the suspension mechanism 1 adjusts the height of the vehicle body at intervals, and if the height of the vehicle body is lower than the normal height by a certain degree, the air damper 7 provides pressure to enable the vehicle body to rise to the normal height.
The fixed surface at air damper 7 top is connected with second linking frame 13, and the equal fixedly connected with damper 3 in the left and right sides of second linking frame 13 bottom hangs the equal fixedly connected with second connection module 12 in the surface of mechanism 1 left and right sides for the freight train can remove through damper 3 that sets up, is convenient for open the freight train to the assigned position and maintains.
More specifically, when the air suspension of the truck is damaged, the air damper 7 stops working at this time, the second connecting frame 13 presses down the emergency damper 307, the emergency damper 307 presses down the supporting spring 306 to perform damping, but at this time, the second connecting rod 302 moves downward, so that the rubber plate 304 moves downward, and the truck cannot excessively descend due to the limit of the first connecting rod 301, and the first connecting frame 11 cannot be damaged due to the fact that the rubber plate 304 is made of rubber, so that the truck can obviously descend but cannot incline, and the bumping sensation is enhanced.
The damping mechanism 3 comprises an emergency damper 307, the surface of the top of the emergency damper 307 is fixedly connected with the bottom of the second connecting frame 13, the surface of the second connecting module 12 is movably sleeved with the first connecting rod 301, and the supporting spring 306 can be pressed down to damp through the arranged emergency damper 307.
More specifically, the damper 307 is composed of a damper, a lower spring pad, a dust cover, a spring, a damping pad, an upper spring pad, a spring seat, a bearing, a top rubber and a nut, wherein the inside of the damper is filled with oil, one or more drilling holes are formed in the piston head of the damper, and when the damper moves up and down, the oil in the cavity flows back and forth between the upper end cavity and the lower end cavity through the small holes in the piston head, because the oil is viscous, a large amount of heat is released, which is equivalent to converting kinetic energy generated by bumping of a vehicle into heat energy, thereby realizing vibration reduction of the vehicle.
The inner cavity of the first connecting rod 301 is movably connected with the surface of the second connecting module 12 through a bearing, the inner cavity of the first connecting rod 301 is movably connected with a connecting rod 303 through a bearing, the bottom of the emergency shock absorber 307 is fixedly connected with a supporting spring 306, and the wagon cannot excessively descend due to the limiting of the arranged first connecting rod 301.
More specifically, the first link 301 supports the vehicle, so that when the shock absorber is damaged, the vehicle cannot be damaged due to lower height, the chassis is damaged, and the truck can conveniently run.
The inboard fixedly connected with rubber slab 304 of connecting rod 303, the bottom fixedly connected with connecting frame 305 of supporting spring 306, the surface movable sleeve of connecting rod 303 is equipped with second connecting rod 302, because the material of rubber slab 304 is rubber for first connecting frame 11 can not damage, the use of the suspension mechanism 1 of being convenient for.
More specifically, when the first connecting rod 301 descends, the rubber plate 304 has toughness, after the shock absorber is damaged, the vehicle is instantaneously pressed down, the damage to the cross beam is reduced to the minimum, and the maintenance expenditure cost is reduced.
The inner cavity of the second connecting rod 302 is fixedly connected with a rotating rod 308, the surface of the rotating rod 308 is movably connected with the inner cavity of the connecting frame 305 through a bearing, and the connecting frame 305 can move through the arranged rotating rod 308, so that the emergency damper 307 is convenient to use.
More specifically, when the emergency damper 307 is pressed down, the second connecting rod 302 rotates downwards to drive the first connecting rod 301 to rotate downwards, so that the rubber plate 304 moves downwards, and when the truck is pressed down, the device stress is more uniform through the connecting rod principle, so that the truck can still normally run when the air damper 7 stops working, and the occurrence rate of safety accidents is reduced.
Working principle: when the truck passes through the concave pavement, air is filled into the second air pipe 4 through the external air pump, and is injected into the first air pipe 9 through the suspension mechanism 1, so that the air damper 7 is started, when the truck is lifted by the lifter and leaves the ground, the truck body height is kept at the original height after the truck falls to the ground through closing the related electromagnetic valve and simultaneously memorizing the truck body height by a computer, if the truck body height change exceeds a certain range in the driving process, the suspension mechanism 1 adjusts the truck body height at intervals, if the truck body height is lower than the normal height by a certain degree, the air damper 7 provides pressure to enable the truck body to rise to the normal height, so that the truck can adapt to driving requirements under various road conditions, and the comfort of a truck driver is improved, when the truck air suspension is damaged, the air damper 7 stops working at the moment, the second connecting frame 13 downwards presses the emergency damper 307, the emergency damper 307 downwards presses the supporting spring 306 to perform damping, but at the moment, the second connecting rod 302 downwards moves, the rubber plate 304 downwards moves, the truck cannot excessively descend due to the limit of the first connecting rod 301, the first connecting frame 11 cannot be damaged due to the fact that the rubber plate 304 is made of rubber, the truck can obviously descend at the moment, but cannot incline, the bumpy sense is enhanced, the driver is reminded of air suspension damage, the truck can move through the emergency damper 307, and the truck is opened to a designated position for maintenance.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a freight train air suspension, includes suspension mechanism, its characterized in that: the utility model discloses a high-speed air damper, including the fixed surface of hanging mechanism top, the fixed surface of hanging mechanism top is connected with first connecting frame, the equal fixedly connected with backup pad in four corners department of first connecting frame top surface, the fixed surface at backup pad top is connected with first connecting module, the fixed surface at first connecting module top is connected with the shock attenuation pole, the surface activity cover of shock attenuation pole is equipped with the air damper, the fixed surface of air damper is connected with the limiting plate, the first trachea of inner chamber fixedly connected with of limiting plate, the fixed surface at first trachea top is connected with the air transmission pipe, the output and the inner chamber fixedly connected of air damper of air transmission pipe, the inner chamber of first connecting frame and the surface swing joint of first trachea.
2. The truck air suspension according to claim 1, wherein the inner cavity of the suspension mechanism is fixedly connected with a second air pipe, and the back surface of the second air pipe is fixedly connected with an external air pump.
3. The truck air suspension according to claim 1, wherein a second connecting frame is fixedly connected to the surface of the top of the air damper, damping mechanisms are fixedly connected to the left and right sides of the bottom of the second connecting frame, and second connecting modules are fixedly connected to the surfaces of the left and right sides of the suspension mechanism.
4. A truck air suspension according to claim 3, wherein the shock absorbing mechanism comprises an emergency shock absorber, the surface of the top of the emergency shock absorber is fixedly connected with the bottom of the second connecting frame, and the surface of the second connecting module is movably sleeved with the first connecting rod.
5. The truck air suspension of claim 4, wherein the inner cavity of the first connecting rod is movably connected with the surface of the second connecting module through a bearing, the inner cavity of the first connecting rod is movably connected with a connecting rod through a bearing, and the bottom of the emergency shock absorber is fixedly connected with a supporting spring.
6. The truck air suspension according to claim 5, wherein a rubber plate is fixedly connected to the inner side of the connecting rod, a connecting frame is fixedly connected to the bottom of the supporting spring, and a second connecting rod is movably sleeved on the surface of the connecting rod.
7. The truck air suspension of claim 6, wherein the inner cavity of the second connecting rod is fixedly connected with a rotating rod, and the surface of the rotating rod is movably connected with the inner cavity of the connecting frame through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322135075.8U CN220483026U (en) | 2023-08-09 | 2023-08-09 | Truck air suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322135075.8U CN220483026U (en) | 2023-08-09 | 2023-08-09 | Truck air suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220483026U true CN220483026U (en) | 2024-02-13 |
Family
ID=89832727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322135075.8U Active CN220483026U (en) | 2023-08-09 | 2023-08-09 | Truck air suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220483026U (en) |
-
2023
- 2023-08-09 CN CN202322135075.8U patent/CN220483026U/en active Active
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