CN207433664U - A kind of shock mitigation system of cab of heavy truck - Google Patents
A kind of shock mitigation system of cab of heavy truck Download PDFInfo
- Publication number
- CN207433664U CN207433664U CN201721401226.8U CN201721401226U CN207433664U CN 207433664 U CN207433664 U CN 207433664U CN 201721401226 U CN201721401226 U CN 201721401226U CN 207433664 U CN207433664 U CN 207433664U
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- China
- Prior art keywords
- air
- cab
- valve
- vibration damper
- altitude valve
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Abstract
The utility model is related to automobile ancillary technique fields, provide a kind of shock mitigation system of cab of heavy truck, including：Chassis portal frame, air-bag vibration damper, altitude valve, height valve rod and air supply unit.One end of air-bag vibration damper is fixed with cab bottom bearing, and the other end and the chassis portal frame of air-bag vibration damper are fixed, and the air inlet of air-bag vibration damper is connected by tracheae with the gas outlet of altitude valve, and air supply unit supplies the air inlet of altitude valve.On the setting position of the valve body fixed underpan portal frame of altitude valve, the swing arm of altitude valve and one end of the height valve rod are fixed, and the other end and the cab bottom bearing of height valve rod are fixed.When height valve rod stress is pulled up or compresses the swing arm of the altitude valve downwards, air-bag vibration damper is by height valve exhaust or inflation, until the swing arm of altitude valve returns to horizontal level.The utility model can reduce driver's cabin overall weight and cost.
Description
Technical field
The utility model is related to automobile ancillary technique field more particularly to a kind of shock mitigation systems of cab of heavy truck.
Background technology
Heavy truck vehicle can be divided into cab portion and chassis portion, and driver's cabin is installed on chassis, in order to
The convenience of the systems such as the engine on chassis, gearbox, air-conditioning is repaired, is mounted with that switching mechanism is driven to cab of heavy truck
Can carry out flip-flop movement after room is sailed on the chassis so that cab of heavy truck during traveling often
Compare violent vibrations, in order to improve the comfort of driver and passenger in the medium and heavy truck cap of traveling process, it is necessary to heavy type
Truck increases shock-damping structure.In general, spring damper is provided on driver's cab turnover shock-damping structure, in installation spring damper
When, usually mounting bracket is arranged on the driver's cab turnover bearing of the near axis of driver's cab turnover central siphon, make in mounting bracket
Installation set and central siphon it is coaxial, and pass through connector penetrate spring cushion hanging ring it is rack-mount, and then with central siphon pair
Together.But in practical applications, it is difficult to realize spring cushion hanging ring axis and driver's cab turnover shaft tube axis is coaxial, it may
During driver's cab turnover spring cushion can be caused to damage.In addition, it is needed for the mounting bracket of fixed spring damper
Larger installation space is unfavorable for the arrangement of surrounding components, while also increases the requirement to cab rigid and anti-seismic performance,
Increase its overall weight and cost.
Utility model content
The utility model provides a kind of shock mitigation system of cab of heavy truck, solves existing damping structure for cab and exists
Installation space is big, rigid requirements are high and the flimsy problem of stress, can reduce driver's cabin overall weight and cost.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of shock mitigation system of cab of heavy truck, including：Chassis portal frame, air-bag vibration damper, altitude valve, altitude valve
Pull rod and air supply unit；
One end of the air-bag vibration damper is fixed with cab bottom bearing, the other end of the air-bag vibration damper with it is described
Chassis portal frame is fixed, and the air inlet of the air-bag vibration damper is connected by tracheae with the gas outlet of the altitude valve, the confession
Gas unit supplies the air inlet of the altitude valve；
The valve body of the altitude valve is fixed on the setting position of the chassis portal frame, the swing arm of the altitude valve with it is described
One end of height valve rod is fixed, and the other end of the height valve rod is fixed with the cab bottom bearing；
When the height valve rod stress is pulled up or compresses the swing arm of the altitude valve downwards, the bag restraint
Device is by the height valve exhaust or inflation, until the swing arm of the altitude valve returns to horizontal level.
Preferably, multiple air-bag vibration dampers are arranged on cab bottom both sides.
Preferably, the air supply unit includes：Air compressor, air cleaner and air accumulator；
The compressed gas that the air compressor generates enters after air cleaner filtering in the air accumulator, institute
The gas outlet for stating air accumulator is connected by tracheae with the air inlet of the altitude valve.
Preferably, the air supply unit further includes：Car body controller, relay and accumulator；
The output terminal of the car body controller is connected with the coil-end of the relay, the input terminal of the relay and institute
The anode for stating accumulator is connected, and the output terminal of the relay is connected with the input terminal of the air compressor；
When the car body controller controls the relay to be closed, the air compressor is electrically connected with the accumulator
Connect conducting, the air compressor operating.
Preferably, the air supply unit further includes：Pressure sensor；
The output terminal of the pressure sensor is connected with the input terminal of the car body controller, and the pressure sensor is used for
Detect the gas pressure of the air accumulator；
When the gas pressure is less than the first setting pressure threshold, the output terminal output high level of the car body controller
It is closed the relay.
Preferably, the air supply unit further includes：Combination instrument；
The combination instrument is connected by CAN bus with the car body controller, is set in the gas pressure less than second
Level pressure force threshold, and when the output terminal of the car body controller is high level, the car body controller sends pressure anomaly message,
The combination instrument is shown according to the pressure anomaly message and/or voice broadcast exception information, wherein, the second setting pressure
Force threshold is less than the described first setting pressure threshold.
The utility model provides a kind of shock mitigation system of cab of heavy truck, and driver's cabin is mounted on by air-bag vibration damper
Bottom using the inflation or exhaust of altitude valve control air-bag vibration damper, to eliminate the vibrations of driver's cabin, solves existing driver's cabin and subtracts
Structure is shaken there are installation space is big, rigid requirements are high and the flimsy problem of stress, can reduce driver's cabin overall weight and cost.
Description of the drawings
It, below will be to needed in the embodiment attached in order to illustrate more clearly of specific embodiment of the utility model
Figure is briefly described.
Fig. 1：It is a kind of shock mitigation system schematic diagram of cab of heavy truck provided by the utility model；
Fig. 2：It is the structure diagram for the altitude valve that the utility model embodiment provides；
Fig. 3：It is the structure diagram for the air-bag vibration damper that the utility model embodiment provides；
Fig. 4：It is the structure diagram for the air supply unit that the utility model embodiment provides.
Reference numeral
11 chassis portal frames
12 cab bottom bearings
13 air-bag vibration dampers
131 gas ports
14 altitude valves
141 valve bodies
1411 air inlets
1412 gas outlets
1413 exhaust outlets
142 swing arms
15 height valve rods
J1 relays
B accumulators
Specific embodiment
In order to which those skilled in the art is made to more fully understand the embodiment of the utility model, below in conjunction with the accompanying drawings and embodiment party
Formula is described in further detail the utility model embodiment.
Easily there is the problem of installing difficult, easy stress damage, this practicality using spring damper for cab of heavy truck
It is big, firm there are installation space to solve existing damping structure for cab for a kind of new shock mitigation system of cab of heavy truck of offer
Property requirement is high and the flimsy problem of stress, driver's cabin overall weight and cost can be reduced.
As shown in Figure 1, the shock mitigation system schematic diagram for a kind of cab of heavy truck provided by the utility model.The system
Including：Chassis portal frame 11, air-bag vibration damper 13, altitude valve 14, height valve rod 15 and air supply unit.The air-bag vibration damper
13 one end is fixed with cab bottom bearing 12, and the other end of the air-bag vibration damper 13 is solid with the chassis portal frame 11
Fixed, the air inlet of the air-bag vibration damper 13 is connected by tracheae with the gas outlet of the altitude valve 14, the air supply unit pair
The air inlet supply of the altitude valve 14.The valve body of the altitude valve 14 is fixed on the setting position of the chassis portal frame 11,
The swing arm of the altitude valve 14 and one end of the height valve rod 15 are fixed, the other end of the height valve rod 15 with it is described
Cab bottom bearing 12 is fixed.The pendulum of the altitude valve 14 is pulled up or compresses downwards in 15 stress of height valve rod
During arm, the air-bag vibration damper 13 is vented or is inflated by the altitude valve 14, until the swing arm of the altitude valve 14 returns to water
Prosposition is put.
Specifically, as shown in Fig. 2, the structure diagram of the altitude valve provided for the utility model embodiment.Altitude valve 14
Including：Valve body 141 and swing arm 142 are provided with air inlet 1411, gas outlet 1412 and exhaust outlet 1413 on valve body 141.Work as vehicle
When generating vibration during traveling, if vibration is vibrated upwards for driver's cabin, the swing arm of altitude valve at this time has been pulled upwardly, this
When altitude valve be in exhaust condition, air-bag vibration damper exhaust at this time is driven so as to reduce the height of air-bag vibration damper so as to counteract
The trend that room vibrates upwards is sailed so as to alleviate the vibrations of driver's cabin.Similarly, when driver's cabin adjusts downwards, altitude valve and air bag
Damper is inflated, so as to achieve the effect that driver's cabin damping.
As shown in figure 3, the schematic diagram of the air-bag vibration damper provided for the utility model embodiment.The air-bag vibration damper 13 is set
There is gas port 131, which is connected by tracheae with the gas outlet 1142 of altitude valve.When air-bag vibration damper 13 is inflated, gas
Body is flowed by the gas outlet 1412 of altitude valve in air-bag vibration damper.When air-bag vibration damper 13 is vented, in air-bag vibration damper
Gas flowed by gas port 131 in altitude valve, then discharge from the exhaust outlet 1413 of altitude valve.
Further, multiple air-bag vibration dampers are arranged on cab bottom both sides.
As shown in figure 4, the structure diagram of the control unit provided for the utility model embodiment.The air supply unit bag
It includes：Air compressor, air cleaner and air accumulator.The compressed gas that the air compressor generates is through the air cleaner
Enter after filtering in the air accumulator, the gas outlet of the air accumulator is connected by tracheae with the air inlet of the altitude valve.
Further, the air supply unit further includes：Car body controller, relay J1 and accumulator B.The car body controller
Output terminal be connected with the coil-end of the relay J1, the anode phase of the input terminal of the relay J1 and the accumulator B
Even, the output terminal of the relay J1 is connected with the input terminal of the air compressor.Described in car body controller control
When relay is closed, the air compressor is turned on the electrical connection of the accumulator, the air compressor operating.
Further, the air supply unit further includes：Pressure sensor.The output terminal of the pressure sensor and the vehicle
The input terminal of body controller is connected, and the pressure sensor is used to detect the gas pressure of the air accumulator.In the gas pressure
When power is less than the first setting pressure threshold, the output terminal output high level of the car body controller is closed the relay.
The air supply unit further includes：Combination instrument.The combination instrument passes through CAN bus and the car body controller phase
Even, the gas pressure be less than second setting pressure threshold, and the output terminal of the car body controller be high level when, it is described
Car body controller sends pressure anomaly message, and the combination instrument is shown according to the pressure anomaly message and/or voice broadcast
Exception information, wherein, the second setting pressure threshold is less than the described first setting pressure threshold.
As it can be seen that the utility model provides a kind of shock mitigation system of cab of heavy truck, it is mounted on by air-bag vibration damper
Cab bottom using the inflation or exhaust of altitude valve control air-bag vibration damper, to eliminate the vibrations of driver's cabin, solves existing drive
Room shock-damping structure is sailed there are installation space is big, rigid requirements are high and the flimsy problem of stress, driver's cabin overall weight can be reduced
And cost.
The structure, feature and effect of the utility model are described in detail according to diagrammatically shown embodiment above, with
Upper described is only the preferred embodiment of the utility model, but the utility model is to limit practical range shown in drawing, it is every according to
Change that conception according to the utility model is made or the equivalent embodiment for being revised as equivalent variations, still without departing from specification and figure
When showing covered spirit, it should be within the protection scope of the present utility model.
Claims (6)
1. a kind of shock mitigation system of cab of heavy truck, which is characterized in that including：Chassis portal frame, air-bag vibration damper, height
Valve, height valve rod and air supply unit；
One end of the air-bag vibration damper is fixed with cab bottom bearing, the other end of the air-bag vibration damper and the chassis
Portal frame is fixed, and the air inlet of the air-bag vibration damper is connected by tracheae with the gas outlet of the altitude valve, and the supply is single
Member supplies the air inlet of the altitude valve；
The valve body of the altitude valve is fixed on the setting position of the chassis portal frame, the swing arm of the altitude valve and the height
One end of valve rod is fixed, and the other end of the height valve rod is fixed with the cab bottom bearing；
When the height valve rod stress is pulled up or compresses the swing arm of the altitude valve downwards, the air-bag vibration damper leads to
The height valve exhaust or inflation are crossed, until the swing arm of the altitude valve returns to horizontal level.
2. according to the shock mitigation system of the cab of heavy truck described in claim 1, which is characterized in that multiple air bags
Damper is arranged on cab bottom both sides.
3. the shock mitigation system of the cab of heavy truck according to the claim 2, which is characterized in that the air supply unit
Including：Air compressor, air cleaner and air accumulator；
The compressed gas that the air compressor generates enters after air cleaner filtering in the air accumulator, the storage
The gas outlet of gas tank is connected by tracheae with the air inlet of the altitude valve.
4. the shock mitigation system of the cab of heavy truck according to the claim 3, which is characterized in that the air supply unit
It further includes：Car body controller, relay and accumulator；
The output terminal of the car body controller is connected with the coil-end of the relay, the input terminal of the relay and the storage
The anode of battery is connected, and the output terminal of the relay is connected with the input terminal of the air compressor；
When the car body controller controls the relay to be closed, the air compressor is led with being electrically connected for the accumulator
It is logical, the air compressor operating.
5. the shock mitigation system of the cab of heavy truck according to the claim 4, which is characterized in that the air supply unit
It further includes：Pressure sensor；
The output terminal of the pressure sensor is connected with the input terminal of the car body controller, and the pressure sensor is used to detect
The gas pressure of the air accumulator；
When the gas pressure is less than the first setting pressure threshold, the output terminal output high level of the car body controller makes institute
State relay closure.
6. the shock mitigation system of the cab of heavy truck according to the claim 5, which is characterized in that the air supply unit
It further includes：Combination instrument；
The combination instrument is connected by CAN bus with the car body controller, and being less than the second setting in the gas pressure presses
Force threshold, and when the output terminal of the car body controller is high level, the car body controller sends pressure anomaly message, described
Combination instrument is shown according to the pressure anomaly message and/or voice broadcast exception information, wherein, the second setting pressure threshold
Value is less than the described first setting pressure threshold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721401226.8U CN207433664U (en) | 2017-10-27 | 2017-10-27 | A kind of shock mitigation system of cab of heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721401226.8U CN207433664U (en) | 2017-10-27 | 2017-10-27 | A kind of shock mitigation system of cab of heavy truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207433664U true CN207433664U (en) | 2018-06-01 |
Family
ID=62292373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721401226.8U Expired - Fee Related CN207433664U (en) | 2017-10-27 | 2017-10-27 | A kind of shock mitigation system of cab of heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207433664U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098942A (en) * | 2018-10-26 | 2020-05-05 | 北汽福田汽车股份有限公司 | Locking mechanism, cab rear suspension locking mechanism and vehicle |
| CN111661157A (en) * | 2020-06-08 | 2020-09-15 | 中国重汽集团成都王牌商用车有限公司 | Multifunctional front cross beam assembly with air storage function |
-
2017
- 2017-10-27 CN CN201721401226.8U patent/CN207433664U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098942A (en) * | 2018-10-26 | 2020-05-05 | 北汽福田汽车股份有限公司 | Locking mechanism, cab rear suspension locking mechanism and vehicle |
| CN111098942B (en) * | 2018-10-26 | 2021-04-16 | 北汽福田汽车股份有限公司 | Locking mechanism, cab rear suspension locking mechanism and vehicle |
| CN111661157A (en) * | 2020-06-08 | 2020-09-15 | 中国重汽集团成都王牌商用车有限公司 | Multifunctional front cross beam assembly with air storage function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 Termination date: 20201027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |