CN101224737A - Semi-trailer equipped with branch leg connection device - Google Patents
Semi-trailer equipped with branch leg connection device Download PDFInfo
- Publication number
- CN101224737A CN101224737A CNA2007100265271A CN200710026527A CN101224737A CN 101224737 A CN101224737 A CN 101224737A CN A2007100265271 A CNA2007100265271 A CN A2007100265271A CN 200710026527 A CN200710026527 A CN 200710026527A CN 101224737 A CN101224737 A CN 101224737A
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- Prior art keywords
- supporting leg
- leg connecting
- connecting device
- connecting panel
- chute
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- 230000000295 complement effect Effects 0.000 claims description 11
- 210000002435 tendon Anatomy 0.000 claims description 7
- 230000005484 gravity Effects 0.000 abstract description 2
- 229910000746 Structural steel Inorganic materials 0.000 abstract 6
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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Abstract
The invention relates to a semi-trailer with a connecting device of landing legs and comprises a connecting device of landing legs that is fixed on a trailer frame, and the connecting device of landing legs comprises a left landing leg component, a right landing leg component and a gear transmission mechanism, wherein, the landing leg component comprises a landing leg, a connection board of landing legs, a support board and a connection angle iron, an adjustment mechanism that is used for leading the connection angle iron to move in the front and back direction relatively to the connection board of landing legs is arranged between the connection angle iron and the connection board of landing legs. Due to the connection angle iron that is arranged in the left and right landing leg components and connected between the bottom of the trailer frame and the connection board of landing legs and the adjustment mechanism that is arranged between the connection angle iron and the connection board of landing legs, the invention leads the connection angle iron to move in the front and back direction relatively to the connection board of landing legs, thus leading the landing leg components to be adjusted in the front and back direction relatively to the trailer frame; the invention can satisfy different loading situations by adjusting the gravity center position of the trailer, thus leading a semi-trailer parking to be more stable and safer, and as the connecting device of landing legs is self-adjusted, the invention is suitable for the semi-trailers in different models and simplifies the processing and the assembly of the semi-trailers.
Description
Technical field
The present invention relates to a kind of superimposed trailer, be specifically related to a kind of superimposed trailer with supporting leg connecting device.
Background technology
The supporting leg connecting device is an isolated plant on the superimposed trailer, stable support is provided mainly for when the superimposed trailer Parking whole vehicle frame, guarantees its safety.As shown in Figure 1, this supporting leg connecting device 10 generally includes left and right sides leg assembly 20, is connected supporting leg cant beam 11 between the left and right sides leg assembly 20 and supporting leg intermediate beam 12, drives the gear drive 13 of described leg assembly work etc.Wherein, each leg assembly comprises supporting leg 21 and supporting leg connecting panel 22, and described supporting leg connecting panel 22 bears the reaction of bearing that passes to supporting leg 21 from ground, and this reaction of bearing is passed to vehicle frame, thereby provides stable support to vehicle frame.Because supporting leg connecting device 10 is fixed on usually on the vehicle frame and can't adjusts in the horizontal direction, and superimposed trailer is because there is different center-of-gravitys position in factors such as cargo loading situation, and there is certain potential safety hazard in the stable support of vehicle frame.
Summary of the invention
The technical problem to be solved in the present invention is, in different loaded-up condition inconveniences leg assembly is adapted to the defective of the adjustment of gravity-center-change at the superimposed trailer that has the supporting leg connecting device in the prior art, a kind of superimposed trailer with supporting leg connecting device that can adjust on fore-and-aft direction is provided.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of superimposed trailer with supporting leg connecting device, comprise the supporting leg connecting device that is fixed on the vehicle frame, described supporting leg connecting device comprises a left side, a right leg assembly and the described left side of driving, the gear drive that right leg assembly carries out work, described leg assembly comprises the supporting leg that driven by described gear drive, be fixed on the supporting leg connecting panel on the described supporting leg, described supporting leg connecting panel is fixed on the connecting angle of described bottom of frame, is provided with the adjusting mechanism that connecting angle is moved forward and backward with respect to the supporting leg connecting panel between described connecting angle and the described supporting leg connecting panel.
In the superimposed trailer with supporting leg connecting device of the present invention, described adjusting mechanism comprises the slide block chute structure that is provided with between described supporting leg connecting panel top and the described connecting angle, also is provided with in the described chute described slide block is locked at catch gear in this chute.
In the superimposed trailer with supporting leg connecting device of the present invention, described chute is arranged on the described supporting leg connecting panel, this chute wall is provided with expansion screw, described slide block is arranged on the described connecting angle, the level attitude that described connecting angle is positioned at the corresponding described expansion screw of lower part of chute is provided with the knock hole that a plurality of and described expansion screw is complementary, and described expansion screw and knock hole are combined to form described catch gear.
In the superimposed trailer with supporting leg connecting device of the present invention, described chute is a T slot, and the position of corresponding described chute is provided with the T shape slide rail that is complementary with described chute on the described connecting angle.
In the superimposed trailer with supporting leg connecting device of the present invention, described adjusting mechanism comprises the connecting angle mounting hole that is provided with on two groups or more the connecting panel mounting hole, described connecting angle of the front and back dislocation that is provided with on the described supporting leg connecting panel, pass the fastener that described connecting panel mounting hole and connecting angle mounting hole are fixed together described connecting angle and supporting leg connecting panel, and wherein every group of connecting panel mounting hole all can be complementary with the connecting angle mounting hole on the described connecting angle.
In the superimposed trailer with supporting leg connecting device of the present invention, described supporting leg connecting panel is set to symmetrical shape.
In the superimposed trailer with supporting leg connecting device of the present invention, the side of described supporting leg connecting panel is provided with convex tendon, and described convex tendon is preferably U-shaped.
Implement the superimposed trailer with supporting leg connecting device of the present invention, has following beneficial effect: be connected between bottom of frame and the supporting leg connecting panel by connecting angle is set in the leg assembly of the left and right sides, and adjusting mechanism is set between connecting angle and supporting leg connecting panel, make described connecting angle can move forward and backward with respect to the supporting leg connecting panel, but thereby make leg assembly with respect to the vehicle frame fore-and-aft adjustment, can satisfy different loaded-up conditioies by the adjustment of center-of-gravity position like this, make more stability and safety of superimposed trailer Parking, and because this supporting leg connecting device self is adjustable, thereby go for the superimposed trailer of different automobile types, simplified the processing and the assembling of superimposed trailer.Further, by side convex tendon is set at the supporting leg connecting panel, make the intensity enhancing of supporting leg connecting panel, guaranteeing that leg assembly can bear under the prerequisite of big load, can further reduce the thickness of supporting leg connecting panel, and do not influence its intensity, thus can select for use thinner material to make the supporting leg connecting panel, reduced the cost of raw material.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of supporting leg connecting device in the superimposed trailer in the prior art;
Fig. 2 is the structural representation of supporting leg connecting panel in the prior art;
Fig. 3 is the structural representation of supporting leg connecting device in the superimposed trailer with supporting leg connecting device of the present invention;
Fig. 4 is a kind of installing condition of the supporting leg connecting panel of supporting leg connecting device among the present invention;
Fig. 5 is the another kind of installing condition of the supporting leg connecting panel of supporting leg connecting device among the present invention;
Fig. 6 is the supporting leg connecting panel of supporting leg connecting device among the present invention and the installation position decomposing schematic representation of connecting angle.
The specific embodiment
In the prior art, have in the superimposed trailer of supporting leg connecting device, usually the supporting leg connecting device is arranged near the front end of superimposed trailer.As shown in Figure 1, wherein, described supporting leg connecting device 10 generally includes left and right sides leg assembly 20, be connected supporting leg cant beam 11 and supporting leg intermediate beam 12 between the left and right sides leg assembly 20, drive the gear drive 13 of described leg assembly work etc.Wherein, each leg assembly comprises supporting leg 21 and supporting leg connecting panel 22, and described supporting leg connecting panel 22 bears the reaction of bearing that passes to supporting leg 21 from ground, and this reaction of bearing is passed to vehicle frame, thereby provides stable support to vehicle frame.As shown in Figure 2, the profile of the supporting leg connecting panel 22 of supporting leg connecting device is generally asymmetric setting in the prior art.
In the preferred embodiment of the superimposed trailer with supporting leg connecting device of the present invention, comprise vehicle frame equally and be fixed on supporting leg connecting device on the vehicle frame.Wherein, described supporting leg connecting device comprises left and right leg assembly and drives the gear drive (being positioned at the rear side of supporting leg connecting panel) that described left and right leg assembly carries out work.Shown in Fig. 3,4,5,6, described leg assembly 30 comprises the supporting leg 31 that driven by described gear drive, be fixed on supporting leg connecting panel 32 on the described supporting leg, described leg assembly is fixed on the connecting angle 34 of described bottom of frame, is provided with the adjusting mechanism that connecting angle is moved forward and backward with respect to the supporting leg connecting panel between described connecting angle and the described supporting leg connecting panel.
Shown in Fig. 4,5,6, described adjusting mechanism can be set to various forms, in the preferred embodiment of the present invention, described adjusting mechanism comprises connecting angle mounting hole 36 and the fastener 37 that is provided with on two groups of connecting panel mounting holes 35 of the front and back dislocation that is provided with on the described supporting leg connecting panel, the described connecting angle.Wherein, every group of equal energy of described connecting panel mounting hole and described connecting angle mounting hole are complementary.As shown in Figure 4, first group of described connecting panel mounting hole 35a and described connecting angle mounting hole match, and by fastener, be fixed together as lock screw etc., thereby whole leg assembly is fixed on the described vehicle frame.More when the superimposed trailer lade, when perhaps the superimposed trailer vehicle is longer, move after its center of gravity is common.This moment dismountable described fastener, connecting angle mounting hole on the described connecting angle is matched with second group of described connecting panel mounting hole 35b, as shown in Figure 5, thereby whole supporting leg connecting device is moved after with respect to vehicle frame, make more stability and safety of superimposed trailer Parking.Described connecting panel mounting hole also can be set to two groups above and all can be complementary with the connecting angle mounting hole on the described connecting angle, making can be according to various situation, the adjusting before and after carrying out with respect to the position of vehicle frame for the supporting leg connecting device.
Described supporting leg connecting panel is set to symmetrical shape, so as when to select not connecting panel mounting hole on the same group for use described supporting leg connecting panel self stressed rationally.In addition, the side of described supporting leg connecting panel is provided with convex tendon 38, and this preferred embodiment is preferably U-shaped.This convex tendon makes the intensity enhancing of supporting leg connecting panel, guaranteeing that leg assembly can bear under the prerequisite of big load, can further reduce the thickness of supporting leg connecting panel, and not influence its intensity, thereby can select for use thinner material to make the supporting leg connecting panel, reduce the cost of raw material.
In the above preferred embodiment, described adjusting mechanism can also be set to the form that chute and slide block cooperatively interact, the chute and the slide block structure that comprise the mutual coupling that is provided with between described supporting leg connecting panel and the described connecting angle, can the time described chute be arranged on described supporting leg connecting panel top, this moment, described slide block was arranged on the bottom of described connecting angle.Described slide block slides before and after can be in described chute, and also is provided with in the described chute described connecting angle is locked at a certain locational catch gear in this chute.Like this, the adjustment before and after this supporting leg connecting device can carry out with respect to described vehicle frame equally.Described slide block also can be the slide rail that is complementary with described chute that described connecting angle bottom is provided with, and the cross sectional shape of this slide rail and the cross sectional shape of described chute are complementary, and extend in the bottom of whole connecting angle.In the present embodiment, described chute is preferably T slot, and the slide rail of the bottom of described connecting angle is preferably T shape slide rail.Otherwise described chute is arranged on the connecting angle bottom, and described slide block is arranged on supporting leg connecting panel top and also is fine.Described chute and slide block are provided with the side of mating mutually between described connecting angle and the supporting leg connecting panel can reach above-mentioned effect too.
Catch gear in the foregoing description equally also has various ways, this catch gear is preferably at described chute wall expansion screw is set, and the level attitude that described connecting angle is positioned at the corresponding described expansion screw of lower part of chute is provided with the hole that a plurality of and described expansion screw is complementary.When expansion screw being locked in the different holes, make connecting angle be locked at positions different in the chute, thereby realized the supporting leg connecting device easily with respect to the adjustment of vehicle frame on fore-and-aft direction, operate more easy.
Claims (8)
1. superimposed trailer with supporting leg connecting device, comprise the supporting leg connecting device that is fixed on the vehicle frame, described supporting leg connecting device comprises a left side, a right leg assembly and the described left side of driving, the gear drive that right leg assembly carries out work, described leg assembly comprises the supporting leg that driven by described gear drive, be fixed on the supporting leg connecting panel on the described supporting leg, described supporting leg connecting panel is fixed on the connecting angle of described bottom of frame, it is characterized in that, be provided with the adjusting mechanism that connecting angle is moved forward and backward with respect to the supporting leg connecting panel between described connecting angle and the described supporting leg connecting panel.
2. according to the described superimposed trailer of claim 1 with supporting leg connecting device, it is characterized in that, described adjusting mechanism comprises the slide block chute structure that is provided with between described supporting leg connecting panel top and the described connecting angle, also is provided with in the described chute described slide block is locked at catch gear in this chute.
3. according to the described superimposed trailer of claim 2 with supporting leg connecting device, it is characterized in that, described chute is arranged on the described supporting leg connecting panel, this chute wall is provided with expansion screw, described slide block is arranged on the described connecting angle, the level attitude that described connecting angle is positioned at the corresponding described expansion screw of lower part of chute is provided with the knock hole that a plurality of and described expansion screw is complementary, and described expansion screw and knock hole are combined to form described catch gear.
4. according to the described superimposed trailer with supporting leg connecting device of claim 2, it is characterized in that described chute is a T slot, the position of corresponding described chute is provided with the T shape slide rail that is complementary with described chute on the described connecting angle.
5. according to the described superimposed trailer of claim 1 with supporting leg connecting device, it is characterized in that, described adjusting mechanism comprises the connecting angle mounting hole that is provided with on two groups or more the connecting panel mounting hole, described connecting angle of the front and back dislocation that is provided with on the described supporting leg connecting panel, pass the fastener that described connecting panel mounting hole and connecting angle mounting hole are fixed together described connecting angle and supporting leg connecting panel, and wherein every group of connecting panel mounting hole all can be complementary with the connecting angle mounting hole on the described connecting angle.
6. according to each described superimposed trailer among the claim 1-5, it is characterized in that described supporting leg connecting panel is set to symmetrical shape with supporting leg connecting device.
7. according to each described superimposed trailer among the claim 1-5, it is characterized in that the side of described supporting leg connecting panel is provided with convex tendon with supporting leg connecting device.
8. according to the described superimposed trailer of claim 7, it is characterized in that described convex tendon is a U-shaped with supporting leg connecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100265271A CN101224737A (en) | 2007-01-19 | 2007-01-19 | Semi-trailer equipped with branch leg connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100265271A CN101224737A (en) | 2007-01-19 | 2007-01-19 | Semi-trailer equipped with branch leg connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101224737A true CN101224737A (en) | 2008-07-23 |
Family
ID=39857009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100265271A Pending CN101224737A (en) | 2007-01-19 | 2007-01-19 | Semi-trailer equipped with branch leg connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101224737A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992756B (en) * | 2009-08-28 | 2012-07-04 | 中集车辆（集团）有限公司 | Supporting leg reinforcing mechanism as well as semitrailer supporting device and semitrailer with mechanism |
| CN103586680A (en) * | 2013-11-19 | 2014-02-19 | 安徽省芜湖仪器仪表研究所 | Vertically-assembled balance arm mechanism and adjustment method thereof |
| CN106627520A (en) * | 2017-03-01 | 2017-05-10 | 安徽开乐专用车辆股份有限公司 | Reconfigurable modularized landing leg assembling assembly |
-
2007
- 2007-01-19 CN CNA2007100265271A patent/CN101224737A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992756B (en) * | 2009-08-28 | 2012-07-04 | 中集车辆（集团）有限公司 | Supporting leg reinforcing mechanism as well as semitrailer supporting device and semitrailer with mechanism |
| CN103586680A (en) * | 2013-11-19 | 2014-02-19 | 安徽省芜湖仪器仪表研究所 | Vertically-assembled balance arm mechanism and adjustment method thereof |
| CN106627520A (en) * | 2017-03-01 | 2017-05-10 | 安徽开乐专用车辆股份有限公司 | Reconfigurable modularized landing leg assembling assembly |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080723 |