CN206568833U - Air suspension device of semi-trailer - Google Patents
Air suspension device of semi-trailer Download PDFInfo
- Publication number
- CN206568833U CN206568833U CN201621168460.6U CN201621168460U CN206568833U CN 206568833 U CN206568833 U CN 206568833U CN 201621168460 U CN201621168460 U CN 201621168460U CN 206568833 U CN206568833 U CN 206568833U
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- CN
- China
- Prior art keywords
- semi
- leading arm
- suspension device
- vehicle bridge
- air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of air suspension device of semi-trailer, including vehicle frame and vehicle bridge, the vehicle bridge two ends are by connector with being fixedly connected in the middle part of leading arm, described leading arm one end and the leading arm bracket, the leading arm other end is fixedly connected with the air spring bottom, described to be oriented to that the arm support other end is vertical with the vehicle frame is connected, the air spring upper end is vertical with the vehicle frame to be connected, and the vehicle frame is connected with the vehicle bridge by the device that draws high.Above-mentioned air suspension device of semi-trailer, when needing to lift the vehicle bridge, the air bag Rapid degassing only need to be made, it is described to draw high device start-up operation, the vehicle bridge is lifted by the device lower carriage that draws high, the air suspension device of semi-trailer, by drawing high device and air spring, lift the vehicle bridge jointly, compact conformation and simple alleviates the deadweight of semitrailer.
Description
Technical field
The utility model is related to air suspension field, more particularly to a kind of air suspension device of semi-trailer.
Background technology
In order to improve automobile ride, reduction oil consumption and mitigate tire wear, many semitrailers, which are employed, can lift air
Suspension frame structure, lifts first axletree or first and second axletree when vehicle is unloaded.Common semitrailer can lift sky
It is the purpose that lifting axletree is realized by lifting airbag structure mostly in gas suspension frame structure, must in order to transmit vehicle hoisting power
One very big air accumulator must be installed to give lifting airbag aeration, the deadweight of semitrailer is added, again will lifting in carrying
Gas is bled off in air bag, complicated, particularly for automobile air pump, the drop for the service life caused that frequently works
It is low.
Utility model content
The purpose of this utility model is to provide a kind of lightweight and simple in construction air suspension device of semi-trailer.
The utility model provides a kind of air suspension device of semi-trailer, including vehicle frame and vehicle bridge, and the vehicle bridge two ends lead to
Connector is crossed with being fixedly connected in the middle part of leading arm, described leading arm one end and the leading arm bracket, the leading arm are another
One end is fixedly connected with the air spring bottom, described to be oriented to that the arm support other end is vertical with the vehicle frame is connected, the sky
Gas spring upper end is vertical with the vehicle frame to be connected, and the vehicle frame is connected with the vehicle bridge by the device that draws high, described to draw high
Device also includes drawing high device upper bracket and draws high device lower carriage, and the device upper end of drawing high is propped up by described draw high on device
Frame is connected with the vehicle frame, and the device lower end of drawing high is connected by the device lower carriage that draws high with the vehicle bridge.
Above-mentioned air suspension device of semi-trailer, when needing to lift the vehicle bridge, only need to make the air bag Rapid degassing,
It is described to draw high device start-up operation, the vehicle bridge is lifted by the device lower carriage that draws high, the semitrailer air suspension
Device, by drawing high device and air spring, lifts the vehicle bridge jointly, compact conformation and simple, alleviate semitrailer from
Weight.
Further, the device that draws high is hydraulic cylinder, and the vehicle frame is provided with the vehicle-mounted hydraulic station, for described
Hydraulic cylinder delivery hydraulic pressure oil.
Further, the air spring upper end is provided with air spring upper bracket, and the air spring lower end is provided with air
Spring lower carriage, the air spring upper bracket is connected with the vehicle frame, and the air spring lower carriage is fastened on the guiding
Arm one end.
Further, the air spring upper bracket and the air spring upper bracket are provided with lightening hole.
Further, backing plate, the backing plate device cushioning effect, it is to avoid described are provided between the leading arm and the vehicle bridge
Leading arm mutually weares and teares with the vehicle bridge.
Further, the connector includes " u "-shaped bolt, and the " u "-shaped bolt is at least provided with two.
Further, the leading arm upper end is provided with pressing plate, and the pressing plate is fixedly connected with the leading arm, " U "
Shape bolt is placed on the pressing plate two ends, and is fixedly connected with the vehicle bridge.
Further, the vehicle bridge lower end is provided with bottom plate, and bottom plate described in the " u "-shaped bolt connection connects with the vehicle bridge
Connect.
Further, in the middle of the bottom plate it is engraved structure, the deadweight for mitigating the air suspension device of semi-trailer.
Further, the device that draws high is provided with dust cover.
Brief description of the drawings
The dimensional structure diagram for the air suspension device of semi-trailer that Fig. 1 provides for the utility model first embodiment；
The planar structure schematic diagram for the air suspension device of semi-trailer that Fig. 2 provides for the utility model first embodiment；
The dimensional structure diagram for the air suspension device of semi-trailer that Fig. 3 provides for the utility model second embodiment；
The planar structure schematic diagram for the air suspension device of semi-trailer that Fig. 4 provides for the utility model first embodiment.
Main element symbol description
Following embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Several embodiments of the present utility model are given in accompanying drawing.But, the utility model can come in many different forms
Realize, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to of the present utility model
Disclosure is more thorough comprehensive.
It should be noted that when element is referred to as " being fixedly arranged on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is herein to be in term used in the description of the present utility model
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " include
The arbitrary and all combination of one or more related Listed Items.
Fig. 1 and Fig. 2 are referred to, the air suspension device of semi-trailer provided for the utility model first embodiment, including car
Frame 10 and vehicle bridge 20, the two ends of vehicle bridge 20 are fixedly connected by connector 70 with the middle part of leading arm 60, the leading arm 60 1
End is pivotally connected with the guiding arm support 30, and the other end of leading arm 60 is fixedly connected with the bottom of air spring 50, described
It is oriented to that the other end of arm support 30 is vertical with the vehicle frame 10 is connected, the upper end of air spring 50 is vertical with the vehicle frame 10 to be connected
Connect, the vehicle frame 10 is connected with the vehicle bridge 20 by the device 40 that draws high.
When needing to be lifted the vehicle bridge 20, by the Rapid degassing of Valve controlling air spring 50, the leading arm 60 will
Power is delivered to the guiding arm support 30, and the guiding arm support 30 lifts the vehicle frame 10, and then described by being fixed on
The device 40 that draws high between vehicle frame 10 and the vehicle bridge 20 lifts the vehicle bridge 20, when needing to put down the vehicle bridge 20, leads to
The fast aeration of Valve controlling air spring 50 is crossed, the leading arm 60 transfers force to the guiding arm support 30, is directed to arm
Support 30 makes the let-down of vehicle bridge 20 toward drop-down, the device that draws high.
Specifically, the device 40 that draws high also includes drawing high device upper bracket 41 and draws high device lower carriage 42, it is described to draw
Rise the upper end of device 40 to be connected with the vehicle frame 10 by the device upper bracket 41 that draws high, the lower end of device 40 of drawing high passes through institute
State and draw high device lower carriage 42 and be connected with the vehicle bridge 20.
Above-mentioned air suspension device of semi-trailer, when needing to lift the vehicle bridge 20, only need to make the air bag 50 quick
Deflate, make the leading arm 60 drive the vehicle frame 10 to move up and down, the device 40 that draws high is started working, and is drawn high by described
Device lower carriage 42 lifts the vehicle bridge 20, the air suspension device of semi-trailer, by drawing high device 40 and air spring
50, lift the vehicle bridge 20 jointly, compact conformation and simple alleviates the deadweight of semitrailer, without production very big air accumulator,
Also reduce production cost.
Fig. 2 and Fig. 3 are referred to, the air suspension device of semi-trailer provided for the utility model second embodiment, described
Two embodiments and the first embodiment are more or less the same, and its difference is, in the second embodiment, and the device that draws high is
Hydraulic pressure, is additionally provided with vehicle-mounted hydraulic station on the vehicle frame, and the vehicle-mounted hydraulic station is used for the hydraulic pressure oil supply cylinder, the hydraulic pressure
Damping can also just be played a part of, specifically, the hydraulic cylinder is additionally provided with dust cover, for preventing dust from entering hydraulic cylinder,
Influence the using effect of the hydraulic cylinder；The upper end of the air spring is additionally provided with air spring upper bracket, the air spring
Upper bracket is used to connect the air spring upper end and the vehicle frame, and its lower end is additionally provided with air spring lower carriage, and connection is described
Air spring lower end and the leading arm, for increasing the stability installed, specifically, the air spring upper bracket with it is described
Air spring lower carriage, provided with lightening hole, to reduce weight.
In the second embodiment, the connector includes " u "-shaped bolt, pressing plate, backing plate and bottom plate, the " u "-shaped spiral shell
Bolt is at least provided with two, it is preferred that in the present embodiment, and the " u "-shaped bolt is provided with two, and the bottom plate is located at the vehicle frame
Bottom is easily installed the " u "-shaped bolt, and it is engraved structure that the corresponding bottom plate, which is provided with the middle part of connecting hole, the bottom plate,
To mitigate deadweight, the vehicle bridge upper end is provided with the pad, and the pad is provided with the leading arm, and the pad is to subtract
The light leading arm and the collision and friction of the vehicle bridge, while playing a part of damping, the leading arm upper end is provided with described
Pressing plate, the pressing plate upper end is provided with the " u "-shaped bolt, and the " u "-shaped bolt lower end is connected with the bottom plate, by the pressure
Plate, backing plate and bottom plate tighten together with the vehicle bridge with the leading arm.
Embodiment described above only expresses several embodiments of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of air suspension device of semi-trailer, including vehicle frame and vehicle bridge, its spy are being：Between the vehicle frame and the vehicle bridge
Provided with being oriented to arm support, drawing high device, air spring and leading arm, the leading arm pedestal upper end is fixed on the vehicle frame
On, the device upper end of drawing high is connected with the vehicle frame, and the device end that draws high is fixedly connected with the vehicle bridge, the air bullet
Spring upper end is connected with the vehicle frame, and the air spring lower end is fastened on described leading arm one end, and the leading arm other end connects
Connect and be connected in the middle of the leading arm pedestal lower end, the leading arm by connector with the vehicle bridge, pass through the air spring
Deflation, the plant running that draws high lifts the vehicle bridge.
2. air suspension device of semi-trailer according to claim 1, it is characterised in that the device that draws high is hydraulic cylinder,
The vehicle frame is provided with vehicle-mounted hydraulic station, for giving hydraulic cylinder delivery hydraulic pressure oil.
3. air suspension device of semi-trailer according to claim 1, it is characterised in that the air spring upper end is provided with sky
Gas spring upper bracket, the air spring lower end is provided with air spring lower carriage, the air spring upper bracket and the vehicle frame
Connection, the air spring lower carriage is fastened on described leading arm one end.
4. air suspension device of semi-trailer according to claim 3, it is characterised in that the air spring upper bracket and institute
Air spring upper bracket is stated provided with lightening hole.
5. air suspension device of semi-trailer according to claim 1, it is characterised in that the leading arm and the vehicle bridge it
Between be provided with backing plate, the backing plate device cushioning effect, it is to avoid the leading arm mutually weares and teares with the vehicle bridge.
6. air suspension device of semi-trailer according to claim 1, it is characterised in that the connector includes " u "-shaped spiral shell
Bolt, the " u "-shaped bolt is at least provided with two.
7. air suspension device of semi-trailer according to claim 6, it is characterised in that the leading arm upper end is provided with pressure
Plate, the pressing plate is fixedly connected with the leading arm, and the " u "-shaped bolt is placed on the pressing plate two ends, and solid with the vehicle bridge
Fixed connection.
8. air suspension device of semi-trailer according to claim 6, it is characterised in that the vehicle bridge lower end is provided with bottom plate,
Bottom plate described in the " u "-shaped bolt connection is connected with the vehicle bridge.
9. air suspension device of semi-trailer according to claim 8, it is characterised in that be hollow out knot in the middle of the bottom plate
Structure, the deadweight for mitigating the air suspension device of semi-trailer.
10. air suspension device of semi-trailer according to claim 1, it is characterised in that the device that draws high is provided with dust-proof
Cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621168460.6U CN206568833U (en) | 2016-11-02 | 2016-11-02 | Air suspension device of semi-trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621168460.6U CN206568833U (en) | 2016-11-02 | 2016-11-02 | Air suspension device of semi-trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206568833U true CN206568833U (en) | 2017-10-20 |
Family
ID=60063383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621168460.6U Expired - Fee Related CN206568833U (en) | 2016-11-02 | 2016-11-02 | Air suspension device of semi-trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206568833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111873735A (en) * | 2020-07-24 | 2020-11-03 | 中国重汽集团济南动力有限公司 | Commercial vehicle lightweight air suspension lifting device and method and vehicle |
-
2016
- 2016-11-02 CN CN201621168460.6U patent/CN206568833U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111873735A (en) * | 2020-07-24 | 2020-11-03 | 中国重汽集团济南动力有限公司 | Commercial vehicle lightweight air suspension lifting device and method and vehicle |
| CN111873735B (en) * | 2020-07-24 | 2023-09-05 | 中国重汽集团济南动力有限公司 | Commercial vehicle light air suspension lifting device and method and vehicle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 Termination date: 20181102 |