CN205468378U - Air spring and leaf spring combined type suspension system - Google Patents
Air spring and leaf spring combined type suspension system Download PDFInfo
- Publication number
- CN205468378U CN205468378U CN201620039484.5U CN201620039484U CN205468378U CN 205468378 U CN205468378 U CN 205468378U CN 201620039484 U CN201620039484 U CN 201620039484U CN 205468378 U CN205468378 U CN 205468378U
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- China
- Prior art keywords
- spring
- air spring
- leaf spring
- vehicle frame
- air
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Abstract
The utility model relates to an air spring and leaf spring combined type non -independent suspension system, this suspension system under by leaf spring, leaf spring front end lug, leaf spring rear end grasswort, U type bolt, leaf spring clamp plate, buffer block, shock absorber, stabilizer bar, stabilizer bar and frame installing support, stabilizer bar pull rod, frame, axle, air spring, the last installing support of air spring, air spring installing support and air spring leaf spring 0 assemble and constitute, the utility model discloses utilize air spring and the respective advantage of leaf spring, can compensate separately inadequately, improved suspension system's the ride comfort and the rigidity of heeling.
Description
Technical field
This utility model belongs to automotive suspension technical field, and a kind of air spring is non-with leaf spring combined type
Independent suspension system.
Background technology
Traditional steel plate spring type rigid axle suspension has the advantage such as simple in construction, reliable operation, is widely used in multiple car
Type, but leaf spring also has the shortcomings such as frictional force is big, load adaptation is poor, ride comfort is poor.The application of air spring,
The shortcoming that compensate for leaf spring to a certain extent.When using air spring suspension, it is possible to achieve vehicle body is under different loads
Working depth is constant, and the natural frequency of different loads lower suspension is also held essentially constant, and has good absorption dither
Ability, if by a kind of with leaf spring composition for air spring Composite Suspension System, it will be greatly improved the performance of suspension.
Have air spring and leaf spring compound suspension at present, but be all that air spring is arranged in vehicle bridge centre position,
This layout reduces again the rolling capability of suspension, again limit setting height(from bottom) and the impulse stroke of air spring simultaneously.
Therefore, develop a kind of novel air spring and leaf spring combined type Non-separation suspension system, air spring is arranged
Between vehicle frame and leaf spring, frame outside, the most i.e. utilize air spring and the respective advantage of leaf spring, again can be more
Mend respective deficiency, improve ride comfort and the roll stiffness of suspension system, it has also become the urgent needs of suspension technical field.
Summary of the invention
The purpose of this utility model is the shortcoming and defect overcoming prior art, it is provided that a kind of combined type Non-separation suspension system
Air spring and leaf spring combined type Non-separation suspension system, this system i.e. utilizes air spring respective with leaf spring
Advantage, can overcome the disadvantages that again respective deficiency, improves ride comfort and the roll stiffness of suspension system.
This utility model, for solving above-mentioned technical problem, is achieved through the following technical solutions:
A kind of air spring and leaf spring combined type Non-separation suspension system, before this suspension system includes leaf spring, leaf spring
End hanger, leaf spring rear end grasswort, U-bolt, panel spring hold-down plate, buffer stopper, vibroshock, QS, stabiliser bar with
On vehicle frame mounting bracket, stabiliser bar pull bar, vehicle frame, vehicle bridge, air spring, air spring under mounting bracket, air spring
Mounting bracket and air spring height governor motion；Described leaf spring is hinged with leaf spring front end hanger, leaf spring front end hanger
Connect firmly with vehicle frame；Leaf spring is hinged with leaf spring rear end grasswort, and leaf spring rear end grasswort connects firmly with vehicle frame；Described leaf spring,
Together with buffer stopper, vehicle bridge are connected firmly in respective centre position with panel spring hold-down plate by U-bolt, buffer stopper is placed on and goes up most
End, panel spring hold-down plate is placed on bottom, and leaf spring and vehicle bridge are in centre；Described vibroshock upper end is hinged with vehicle frame, lower end
Hinged with panel spring hold-down plate；QS is connected firmly with vehicle frame with vehicle frame mounting bracket by stabiliser bar, and QS is with stable
Bar pull bar connects firmly, and stabiliser bar pull bar connects firmly with panel spring hold-down plate；Described air spring upper end by mounting bracket on air spring with
Vehicle frame connects firmly, and air spring lower end is connected firmly with panel spring hold-down plate by mounting bracket under air spring, and described air spring is with empty
Air spring height adjustment mechanism connects.
Described air spring is front and back arranged symmetrically with centered by vehicle bridge, and air spring is arranged between vehicle frame and leaf spring,
Air spring is arranged in frame outside.
Described air spring height adjustment structure includes levelling valve, source of the gas, flow control valve, pressure-control valve, its
In, described levelling valve, source of the gas, flow control valve and pressure-control valve connect firmly with vehicle frame, described air spring, highly
Control valve, source of the gas, flow control valve and pressure-control valve are led to quick connector carried out gas by trachea, tee joint quick-insertion connectors and two
The connection on road, air spring and height adjustment mechanism are symmetricly set on vehicle frame both sides.
The beneficial effects of the utility model are:
(1), this utility model use air spring and leaf spring combined type Non-separation suspension system, by air spring with
Leaf spring bears load collectively as flexible member, and leaf spring simultaneously works as guide effect；Vibroshock, buffer stopper, horizontal stroke
Complete to suspension critical components such as stabiliser bars, vibroshock, stabiliser bar pull bar, air spring, leaf spring all with panel spring hold-down plate
Connect so that simple and compact for structure, it is easy to accomplish.Owing to air spring has superior variation rigidity characteristic, by controlling sky
Air spring air inlet can keep vehicle body working depth under different loads constant, consolidating of different loads lower suspension system with giving vent to anger
Frequency is had also to be held essentially constant, and the good ability absorbing dither so that putting down of this utility model suspension system
Pliable necessarily improve.
(2), this utility model is air spring and leaf spring forms Composite Suspension System, it make use of air spring from
Body good characteristic, can improve the smooth-going performance of suspension system.
(3), air spring is installed frame outside by this utility model so that the air spring spacing of both sides suspension is relatively big, can
To improve the roll stiffness of suspension system；Air spring is arranged between vehicle frame and leaf spring, can be with increase air spring
Impulse stroke；Air spring is front and back arranged symmetrically with centered by vehicle bridge, can be by several less air springs series connection, with relatively
Little air spring can meet higher suspension performance requirement.
(4), this utility model utilizes air spring height governor motion to realize bodywork height regulation, putting down of raising suspension system
Pliable；Using flow control valve, can control air spring air inlet has different gas flow rates from both direction of giving vent to anger, and improves
Crouching performance after the anti-Braking nose dive of suspension system and anti-startup.
(5), this utility model air spring, vibroshock, stabiliser bar pull bar are all connected with panel spring hold-down plate, make whole outstanding
The simple in construction of frame system, it is easy to accomplish.
(6), this utility model by leaf spring through mounting bracket under air spring, this layout can reduce air spring
Setting height(from bottom), improve air spring impulse stroke；Unilateral suspension air spring is front and back arranged symmetrically with centered by vehicle bridge,
This arrangement form can use the air spring series connection that diameter is less, it is achieved that meets higher hanging with less air spring
Frame performance need.
Accompanying drawing explanation
Fig. 1 is this utility model Composite Suspension System axial view.
Fig. 2 is the partial top view of this utility model Fig. 1.
Fig. 3 is this utility model air spring height governor motion pneumatic diagram.
Detailed description of the invention
Further illustrate particular content of the present utility model and work process below in conjunction with the accompanying drawings.
As shown in Figure 1, 2: this utility model is a kind of air spring and leaf spring combined type Non-separation suspension system, should
Suspension system vehicle frame 1-11 lateral symmetry arrange, this suspension system include leaf spring 1-1, leaf spring front end hanger 1-2,
Leaf spring rear end grasswort 1-3, U-bolt 1-4, panel spring hold-down plate 1-5, buffer stopper 1-6, vibroshock 1-7, QS 1-8,
Stabiliser bar and vehicle frame mounting bracket 1-9, stabiliser bar pull bar 1-10, vehicle frame 1-11, vehicle bridge 1-12, air spring 2-1, air
Mounting bracket 2-3 and air spring height governor motion 2-4 under mounting bracket 2-2, air spring on spring；Described air bullet
Spring 2-1 is arranged on outside vehicle frame 1-11, between vehicle frame 1-11 and leaf spring 1-1.
Wherein, described leaf spring 1-1 is hinged with leaf spring front end hanger 1-2, leaf spring front end hanger 1-2 and vehicle frame 1-11
Connect firmly；Leaf spring 1-1 is hinged with leaf spring rear end grasswort 1-3, and leaf spring rear end grasswort 1-3 connects firmly with vehicle frame 1-11；Described
Leaf spring 1-1, buffer stopper 1-6, vehicle bridge 1-12 pass through U-bolt 1-4 and panel spring hold-down plate 1-5 in respective centre position
Connecting firmly together, buffer stopper 1-6 is placed on topmost, and panel spring hold-down plate 1-5 is placed on bottom, leaf spring 1-1 and car
Bridge 1-12 is in centre；Described vibroshock 1-7 upper end is hinged with vehicle frame 1-11, lower end is hinged with panel spring hold-down plate 1-5；The most steady
Fixed pole 1-8 is connected firmly with vehicle frame 1-11 with vehicle frame mounting bracket 1-9 by stabiliser bar, QS 1-8 and stabiliser bar pull bar
1-10 connects firmly, and stabiliser bar pull bar 1-10 connects firmly with panel spring hold-down plate 1-5；Described air spring 2-1 upper end is by air spring
Mounting bracket 2-2 connects firmly with vehicle frame 1-11, and air spring 2-1 lower end is by mounting bracket 2-3 under air spring and leaf spring pressure
Plate 1-5 connects firmly.
Vehicle bridge 1-12 rear and front end, described vehicle frame 1-11 side is respectively symmetrically and is disposed with air spring 2-1, air spring 2-1 cloth
Putting between vehicle frame 1-11 and leaf spring 1-1, air spring 2-1 is arranged in outside vehicle frame 1-11.
As shown in Figure 3 (air spring height governor motion schematic diagram of gas circuit): described air spring height governor motion 2-4 bag
Include levelling valve 2-4-1, source of the gas 2-4-2, flow control valve 2-4-3, pressure-control valve 2-4-4, and trachea, threeway are fast
Connection-peg, two lead to quick connector.Wherein levelling valve 2-4-1, source of the gas 2-4-2, flow control valve 2-4-3 and pressure control
Valve 2-4-4 processed connects firmly with vehicle frame；Brake gas tank can be used as source of the gas, it is also possible to be used alone air compressor as gas
Source；Described air spring 2-1, levelling valve 2-4-1, source of the gas 2-4-2, flow control valve 2-4-3 and pressure-control valve 2-4-4
By trachea, tee joint quick-insertion connector, two lead to quick connector and carry out the connection of gas circuit, air spring 2-1 and height adjustment mechanism
2-4 etc. arrange in suspension lateral symmetry.
This utility model uses simple valve system to be combined, it is achieved that the active regulation of bodywork height.Pressure-control valve is permissible
The maximum pressure of setting air spring inflation, flow control valve can control air spring and enter different from both direction of giving vent to anger
Gas flow rate, what before and after unilateral suspension, air spring was different enters and gives vent to anger two direction gas flow rates, by setting air spring
The flow velocity given vent to anger less than the flow velocity of air inlet, so can improve crouching performance after the anti-Braking nose dive of suspension system and anti-startup.
Similarly, this utility model structure can change air spring with helical spring, and it is high that available electromagnetic valve group changes air spring
Degree governor motion.
Claims (3)
1. an air spring and leaf spring combined type Non-separation suspension system, it is characterised in that: this suspension system includes steel
Flat spring, leaf spring front end hanger, leaf spring rear end grasswort, U-bolt, panel spring hold-down plate, buffer stopper, vibroshock, lateral stability
Mounting bracket on bar, stabiliser bar and vehicle frame mounting bracket, stabiliser bar pull bar, vehicle frame, vehicle bridge, air spring, air spring,
Mounting bracket and air spring height governor motion under air spring；Described leaf spring is hinged with leaf spring front end hanger, leaf spring
Front end hanger connects firmly with vehicle frame；Leaf spring is hinged with leaf spring rear end grasswort, and leaf spring rear end grasswort connects firmly with vehicle frame；Described steel plate
Together with spring, buffer stopper, vehicle bridge are connected firmly in respective centre position with panel spring hold-down plate by U-bolt, buffer stopper is placed on
Topmost, panel spring hold-down plate is placed on bottom, and leaf spring and vehicle bridge are in centre；Described vibroshock upper end and vehicle frame be hinged, under
Hold hinged with panel spring hold-down plate；QS is connected firmly with vehicle frame with vehicle frame mounting bracket by stabiliser bar, and QS is with stable
Bar pull bar connects firmly, and stabiliser bar pull bar connects firmly with panel spring hold-down plate；Described air spring upper end is by mounting bracket and car on air spring
Frame connects firmly, and air spring lower end is connected firmly with panel spring hold-down plate by mounting bracket under air spring, described air spring and air bullet
Spring height adjustment mechanism connects.
A kind of air spring the most according to claim 1 and leaf spring combined type Non-separation suspension system, its feature exists
In: described air spring is front and back arranged symmetrically with centered by vehicle bridge, and air spring is arranged between vehicle frame and leaf spring, empty
Air spring is arranged in frame outside.
A kind of air spring the most according to claim 1 and leaf spring combined type Non-separation suspension system, its feature exists
Levelling valve, source of the gas, flow control valve, pressure-control valve is included in: described air spring height adjustment structure, wherein,
Described levelling valve, source of the gas, flow control valve and pressure-control valve connect firmly with vehicle frame, described air spring, levelling valve,
Source of the gas, flow control valve are led to quick connector with pressure-control valve carried out connecting of gas circuit by trachea, tee joint quick-insertion connectors and two,
Air spring and height adjustment mechanism are symmetricly set on vehicle frame both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620039484.5U CN205468378U (en) | 2016-01-15 | 2016-01-15 | Air spring and leaf spring combined type suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620039484.5U CN205468378U (en) | 2016-01-15 | 2016-01-15 | Air spring and leaf spring combined type suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205468378U true CN205468378U (en) | 2016-08-17 |
Family
ID=56668852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620039484.5U Expired - Fee Related CN205468378U (en) | 2016-01-15 | 2016-01-15 | Air spring and leaf spring combined type suspension system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205468378U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480041A (en) * | 2016-01-15 | 2016-04-13 | 长春孔辉汽车科技股份有限公司 | Air spring and plate spring composite suspension system |
| CN111791659A (en) * | 2020-06-30 | 2020-10-20 | 东风商用车有限公司 | Air suspension system |
-
2016
- 2016-01-15 CN CN201620039484.5U patent/CN205468378U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480041A (en) * | 2016-01-15 | 2016-04-13 | 长春孔辉汽车科技股份有限公司 | Air spring and plate spring composite suspension system |
| CN111791659A (en) * | 2020-06-30 | 2020-10-20 | 东风商用车有限公司 | Air suspension system |
| CN111791659B (en) * | 2020-06-30 | 2022-08-19 | 东风商用车有限公司 | Air suspension system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |