CN1978229A - Chassiss suspension and semi-trailer with same - Google Patents
Chassiss suspension and semi-trailer with same Download PDFInfo
- Publication number
- CN1978229A CN1978229A CN 200510128975 CN200510128975A CN1978229A CN 1978229 A CN1978229 A CN 1978229A CN 200510128975 CN200510128975 CN 200510128975 CN 200510128975 A CN200510128975 A CN 200510128975A CN 1978229 A CN1978229 A CN 1978229A
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- CN
- China
- Prior art keywords
- spring
- axletree
- central siphon
- pulling force
- spring bracket
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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.)
- Pending
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- 239000000725 suspension Substances 0.000 title claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 40
- 239000010959 steel Substances 0.000 claims description 40
- 230000002950 deficient Effects 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
This invention discloses a device for hanging underpans and a semitrailer with the device including a front spring frame, a mid-spring frame and a back spring frame, in which, axle shaft tubes and armor plate spring are set between the front spring frame and the mid-spring frame and the mid spring frame and the back spring frame, the armor plate spring is set under the shaft tube, the front and back spring frames are welded at the lower side of the primary beam of the semitrailer and the pull bar is set at the upper side of the armor plate spring so as to lower the height of the underpan hanging device and reduce the height of semitrailers.
Description
Technical field
The invention belongs to technical field of traffic transportation, relate to the configuration of suspension device for vehicle, relate in particular to the chassis suspension gear and have the superimposed trailer of this device.
Background technology
Conventional trailer hangs, spring carrier is welded on the main longitudinal grider lower end, the vertical load of bearing on the vehicle body passes to steel spring by spring carrier and passes on the axletree again, tension bar is used for bearing horizontal force, tension bar is positioned at the lower end of steel spring, the one end is contained on the spring carrier, and the other end then is contained on the steel spring base, and this structure height of the carbody is higher.
China's utility model patent discloses a kind of chassis of semi-trailer suspension gear No. 002289953, referring to Fig. 1, it comprises preceding spring bracket, middle spring bracket and back spring scaffold, before between spring bracket and the middle spring bracket, between middle spring bracket and the back spring scaffold steel spring is set all, steel spring is connected with axletree below it by " U " shape bolt.One side of axletree is connected with preceding spring bracket or middle spring bracket by tension bar, and tension bar is arranged on the lower end of steel spring and axletree, and the one end is contained on the spring carrier, and the other end is installed on the steel spring base.
The chassis suspension gear of this structure, because tension bar is connected the bottom of steel spring and axletree, therefore the position that requires whole suspension gear is than higher, thereby makes the chassis height of superimposed trailer, so just reduced the safety performance of car.
Summary of the invention
The object of the present invention is to provide a kind of chassis suspension gear, it can effectively reduce the height of car body, so that overcome the above-mentioned defective that exists in the prior art.
Another object of the present invention is that a kind of superimposed trailer that has this chassis suspension gear is provided.
Above-mentioned purpose of the present invention is achieved in that a kind of chassis suspension gear, comprise preceding spring bracket, middle spring bracket and back spring scaffold, before between spring bracket and the middle spring bracket and between middle spring bracket and the back spring scaffold axletree central siphon and steel spring are set all, it is characterized in that steel spring is positioned at the below of axletree central siphon.
Chassis of the present invention suspension gear, it is characterized in that, the bottom surface of steel spring is provided with lower shoe, the top of axletree central siphon is provided with pressing plate, clevis bolt passes lower shoe and pressing plate from lower to upper successively, and be connected with nut, simultaneously steel spring is seized on both sides by the arms between lower shoe and pressing plate, form axletree leaf spring connecting device.
Chassis of the present invention suspension gear, it is characterized in that, wherein axletree central siphon relative with anterior main beam to lateral location on weld the pulling force pole socket respectively, and another root axletree central siphon relative with the middle part main beam to lateral location on also weld the pulling force pole socket respectively, the pulling force pole socket connects tension bar by the pulling force lever pin, and this tension bar is positioned at the inside front of steel spring.
Chassis of the present invention suspension gear is characterized in that the two ends of middle spring bracket are provided with equilibrium arm.
A kind of superimposed trailer, it comprises vehicle frame, axletree and chassis suspension gear, wherein vehicle frame comprises main longitudinal grider and main beam, the chassis suspension gear comprises preceding spring bracket, middle spring bracket and back spring scaffold, before between spring bracket and the middle spring bracket and between middle spring bracket and the back spring scaffold axletree central siphon and steel spring are set all, it is characterized in that preceding spring bracket and back spring scaffold are welded on the side-lower of main beam; Steel spring is positioned at the below of axletree central siphon.
Superimposed trailer of the present invention, it is characterized in that, the bottom surface of steel spring is provided with lower shoe, the top of axletree central siphon is provided with pressing plate, clevis bolt passes lower shoe and pressing plate from lower to upper successively, and be connected with nut, simultaneously steel spring is seized on both sides by the arms between lower shoe and pressing plate, form axletree leaf spring connecting device.
Superimposed trailer of the present invention, it is characterized in that, wherein axletree central siphon relative with anterior main beam to lateral location on weld the pulling force pole socket respectively, and another root axletree central siphon relative with the middle part main beam to lateral location on also weld the pulling force pole socket respectively, the pulling force pole socket connects tension bar by the pulling force lever pin, and this tension bar is positioned at the inside front of steel spring.
Superimposed trailer of the present invention is characterized in that, the two ends of middle spring bracket are provided with equilibrium arm.
Because the present invention has adopted the steel spring underlying, tension bar is positioned at the structure of the inside front of steel spring, effectively reduces the oneself height of chassis suspension gear, makes the height of superimposed trailer reduce greatly, thereby has improved the stability and the safety of car.
Below, in conjunction with specific embodiments and accompanying drawing, the present invention is described in further detail.
Description of drawings
Fig. 1 is the prior art structural representation;
Fig. 2 structural representation of the present invention;
Fig. 3 is the birds-eye view of Fig. 2;
Fig. 4 is the A-A cutaway view of Fig. 3.
The specific embodiment
Referring to Fig. 2 and Fig. 3, chassis of the present invention suspension gear comprises preceding spring bracket 1, middle spring bracket 7 and back spring scaffold 8, between preceding spring bracket 1 and the middle spring bracket 7, and respectively be provided with axletree leaf spring connecting device between middle spring bracket 7 and the back spring scaffold 8, this axletree leaf spring connecting device comprises axletree central siphon 4 and the steel spring 2 that is connected with axletree central siphon 4, steel spring 2 is positioned at the below of axletree central siphon 4, the below of steel spring 2 is provided with lower shoe 5, steel spring 2 tops are provided with pressing plate, clevis bolt 3 passes lower shoe 5 and pressing plate from lower to upper successively, and be connected with nut, simultaneously steel spring 2 is seized on both sides by the arms between lower shoe 5 and pressing plate, thereby axletree central siphon 4 is connected with steel spring 2.
In conjunction with Fig. 3, for the axletree central siphon 4 between spring bracket 1 before being in and the middle spring bracket 7, one face down bonding of this axletree central siphon 4 connects pulling force pole socket 9, this pulling force pole socket 9 is positioned at the inner side of steel spring 2, it is connected with an end of tension bar 10 by pulling force lever pin 11, simultaneously anterior main beam relative with a side of the axletree central siphon 4 that is welded with pulling force pole socket 9 to a side also weld pulling force pole socket 9, it also is connected by the other end of pulling force lever pin 11 with tension bar 10.
And for the axletree central siphon 4 between spring bracket 7 in being in and the back spring scaffold 8, one side of this axletree central siphon 4 is welded pulling force pole socket 9 equally, and this pulling force pole socket 9 also is the inner side that is positioned at steel spring 2, it is connected with an end of tension bar 10 by pulling force lever pin 11, simultaneously the middle part main beam relative with a side of the axletree central siphon 4 that is welded with pulling force pole socket 9 to a side also weld pulling force pole socket 9, it also is connected by the other end of pulling force lever pin 11 with tension bar 10.
It can also be seen that from Fig. 2 and Fig. 3 the two ends of middle spring bracket 7 are provided with equilibrium arm 6, be used for balance two-axle load.
Spring bracket 1 and back spring scaffold 8 are abnormally-structured before of the present invention, and it is welded on the side-lower of anterior main beam and rear portion main beam respectively; And steel spring is installed in the below of axletree central siphon 4, axletree central siphon 4 is recessed formula structure, and tension bar 11 is positioned at the inboard of steel spring, thereby has reduced the oneself height of this chassis suspension gear, make the chassis of superimposed trailer to reduce, thus the stability and the safety that have improved car.
The present invention is particularly suitable for the superimposed trailer of the recessed formula axletree of single tire, because the distance between the right and left spring of single tire car is bigger, the centre can have enough spaces to be used to install tension bar.
Claims (8)
1, a kind of chassis suspension gear, comprise preceding spring bracket, middle spring bracket and back spring scaffold, before between spring bracket and the middle spring bracket and between middle spring bracket and the back spring scaffold axletree central siphon and steel spring are set all, it is characterized in that steel spring is positioned at the below of axletree central siphon.
2, chassis according to claim 1 suspension gear, it is characterized in that, the bottom surface of steel spring is provided with lower shoe, the top of axletree central siphon is provided with pressing plate, clevis bolt passes lower shoe and pressing plate from lower to upper successively, and be connected with nut, simultaneously steel spring is seized on both sides by the arms between lower shoe and pressing plate, form axletree leaf spring connecting device.
3, chassis according to claim 1 and 2 suspension gear, it is characterized in that, wherein axletree central siphon relative with anterior main beam to lateral location on weld the pulling force pole socket respectively, and another root axletree central siphon relative with the middle part main beam to lateral location on also weld the pulling force pole socket respectively, the pulling force pole socket connects tension bar by the pulling force lever pin, and this tension bar is positioned at the inside front of steel spring.
4, chassis according to claim 3 suspension gear is characterized in that the two ends of middle spring bracket are provided with equilibrium arm.
5, a kind of superimposed trailer, it comprises vehicle frame, axletree and chassis suspension gear, wherein vehicle frame comprises main longitudinal grider and main beam, the chassis suspension gear comprises preceding spring bracket, middle spring bracket and back spring scaffold, before between spring bracket and the middle spring bracket and between middle spring bracket and the back spring scaffold axletree central siphon and steel spring are set all, it is characterized in that preceding spring bracket and back spring scaffold are welded on the side-lower of main beam; Steel spring is positioned at the below of axletree central siphon.
6, superimposed trailer according to claim 5, it is characterized in that, the bottom surface of steel spring is provided with lower shoe, the top of axletree central siphon is provided with pressing plate, clevis bolt passes lower shoe and pressing plate from lower to upper successively, and be connected with nut, simultaneously steel spring is seized on both sides by the arms between lower shoe and pressing plate, form axletree leaf spring connecting device.
7, according to claim 5 or 6 described superimposed trailers, it is characterized in that, wherein axletree central siphon relative with anterior main beam to lateral location on weld the pulling force pole socket respectively, and another root axletree central siphon relative with the middle part main beam to lateral location on also weld the pulling force pole socket respectively, the pulling force pole socket connects tension bar by the pulling force lever pin, and this tension bar is positioned at the inside front of steel spring.
8, superimposed trailer according to claim 7 is characterized in that, the two ends of middle spring bracket are provided with equilibrium arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510128975 CN1978229A (en) | 2005-12-02 | 2005-12-02 | Chassiss suspension and semi-trailer with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510128975 CN1978229A (en) | 2005-12-02 | 2005-12-02 | Chassiss suspension and semi-trailer with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1978229A true CN1978229A (en) | 2007-06-13 |
Family
ID=38129600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510128975 Pending CN1978229A (en) | 2005-12-02 | 2005-12-02 | Chassiss suspension and semi-trailer with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1978229A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102149551A (en) * | 2008-05-02 | 2011-08-10 | 罗斯尼公司 | Dual leaf vehicle suspension with J-shaped spring element |
| CN104709021A (en) * | 2015-04-10 | 2015-06-17 | 扬州中集通华专用车有限公司 | Novel suspension system structure for trailer |
| CN106938598A (en) * | 2016-01-04 | 2017-07-11 | 罗公祥 | A kind of Novel balance beam and apply its novel semi-trailer suspension system |
| CN108608819A (en) * | 2016-12-12 | 2018-10-02 | 扬州中集通华专用车有限公司 | Trailer and its suspension |
-
2005
- 2005-12-02 CN CN 200510128975 patent/CN1978229A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102149551A (en) * | 2008-05-02 | 2011-08-10 | 罗斯尼公司 | Dual leaf vehicle suspension with J-shaped spring element |
| CN102149551B (en) * | 2008-05-02 | 2014-10-15 | 罗斯尼公司 | Dual leaf vehicle suspension with J-shaped spring element |
| CN104709021A (en) * | 2015-04-10 | 2015-06-17 | 扬州中集通华专用车有限公司 | Novel suspension system structure for trailer |
| CN106938598A (en) * | 2016-01-04 | 2017-07-11 | 罗公祥 | A kind of Novel balance beam and apply its novel semi-trailer suspension system |
| CN108608819A (en) * | 2016-12-12 | 2018-10-02 | 扬州中集通华专用车有限公司 | Trailer and its suspension |
| CN108608819B (en) * | 2016-12-12 | 2024-02-09 | 扬州中集通华专用车有限公司 | Trailer and suspension system thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20070613 |