CN112298123A - Vehicle with semitrailer rear lifting device - Google Patents
Vehicle with semitrailer rear lifting device Download PDFInfo
- Publication number
- CN112298123A CN112298123A CN201910710122.2A CN201910710122A CN112298123A CN 112298123 A CN112298123 A CN 112298123A CN 201910710122 A CN201910710122 A CN 201910710122A CN 112298123 A CN112298123 A CN 112298123A
- Authority
- CN
- China
- Prior art keywords
- platform
- vehicle
- semitrailer
- rear lifting
- lifting
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/10—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting by fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/04—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting mechanically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D53/00—Tractor-trailer combinations; Road trains
- B62D53/04—Tractor-trailer combinations; Road trains comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle
- B62D53/06—Semi-trailers
- B62D53/061—Semi-trailers of flat bed or low loader type or fitted with swan necks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention belongs to the technical field of van manufacturing, and discloses a vehicle with a semitrailer rear lifting device, which comprises a loading platform, wherein one end of the loading platform, which is close to a headstock, is defined as a platform head section, one end of the loading platform, which is far away from the headstock, is defined as a platform tail section, and the vehicle with the semitrailer rear lifting device further comprises a rear lifting support leg unit, which is arranged below the platform tail section and used for adjusting the height of the platform tail section. Compared with the prior art, the vehicle with the lifting device at the rear part of the semitrailer has the advantages of simple structure and good stress property. The height of the loading platform is adjusted by the rear lifting supporting leg unit, the rear part of the vehicle can be adjusted to be flush with the height of the loading and unloading platform, the height difference between the loading platform and the existing loading and unloading platform is eliminated, steel slope transition is not needed, and no obstacle exists during loading and unloading of cargos. After the loading and unloading are finished, the lifting device is retracted, and the operation of the vehicle is not influenced.
Description
Technical Field
The invention belongs to the technical field of van manufacturing, and particularly relates to a vehicle with a semitrailer rear lifting device.
Background
When the vehicle is unloaded, the height of the loading surface for loading the cargos is different due to the different weight of the cargos and the different types of the cargos, the cargo is difficult to be loaded and unloaded due to the fact that the cargo is parallel and level to the unloading platform loaded outside and the height difference exists between the cargo and the unloading platform. In order to solve the technical problem, in the related art, chinese patent application No. 201510851879.5 discloses a lift type low-flat-bed semitrailer, which comprises a cargo carrying platform, a front gooseneck and a rear gooseneck, wherein the front gooseneck is provided with a front lifting device, the front lifting device comprises a lifting cylinder, a fixed end of the lifting cylinder is arranged at the bottom of the front gooseneck, an output end of the lifting cylinder is connected with a lifting plate, and the lifting plate is positioned at the upper part of a traction pin assembly; the rear gooseneck is provided with a rear lifting device, the rear lifting device comprises a plurality of hydraulic oil cylinders positioned at two longitudinal sides of the vehicle body, the fixed ends of the hydraulic oil cylinders are arranged on the vehicle axle, the output ends of the hydraulic oil cylinders are connected to the bottom of the rear gooseneck, and the hydraulic oil cylinders positioned at the same side are connected in series. The purpose of vertically lifting the cargo platform of the low-flat-bed semitrailer can be achieved by operating the front lifting device and the rear lifting device. The related technology has the disadvantages that the lifting device is positioned between the vehicle body and the axle, a large number of hydraulic cylinders are needed, the structure is complex, the load from the vehicle body is born by the axle opposite to the lifting cylinder, and the stress performance is poor.
Therefore, there is a need to provide a new vehicle with a semitrailer rear lifting device to solve the above-mentioned technical problems.
Disclosure of Invention
The invention discloses a vehicle with a semitrailer rear lifting device, which comprises a loading platform, wherein one end of the loading platform, which is close to a head, is defined as a platform head section, and one end of the loading platform, which is far away from the head, is defined as a platform tail section, and the vehicle with the semitrailer rear lifting device further comprises a rear lifting support leg unit, which is arranged below the platform tail section and used for adjusting the height of the platform tail section.
Preferably, a frame is arranged below the carrying platform, and the rear lifting support leg unit is fixed on the frame.
Preferably, the number of the rear lifting supporting leg units is two, the rear lifting supporting leg units are respectively arranged on the left side and the right side of the tail section of the platform, and the rear lifting supporting leg units are in synchronous lifting linkage structures.
Preferably, the rear lifting leg unit includes: the lifting support leg and with the fixed mounting panel of lifting support leg, the mounting panel is flat, be equipped with the mounting hole on the mounting panel, be equipped with threaded connection spare in the mounting hole be used for with the mounting panel is fixed in on the frame.
Preferably, the rear lifting leg is an electro-hydraulic lifting leg.
Preferably, the rear lifting support leg is a hand-operated lifting support leg.
Preferably, the loading platform and the frame are both made of aluminum alloy materials.
Preferably, the vehicle with the semitrailer rear lifting device further comprises a front lifting leg unit arranged below the platform head section and used for supporting the height of the platform head section.
Preferably, the vehicle with the semitrailer rear lifting device further comprises a tire assembly arranged below the frame, one end of the tire assembly, which is far away from the platform head section, is set as a point a, one end of the frame, which is far away from the platform head section, is set as a point B, and the rear lifting leg unit is arranged between the point a and the point B.
Preferably, the distance from the rear lifting leg unit to point a is less than the distance from the rear lifting leg unit to point B.
Compared with the prior art, the vehicle with the lifting device at the rear part of the semitrailer has the advantages of simple structure and good stress property. The height of the loading platform is adjusted by the rear lifting supporting leg unit, the rear part of the vehicle can be adjusted to be flush with the height of the loading and unloading platform, the height difference between the loading platform and the existing loading and unloading platform is eliminated, steel slope transition is not needed, and no obstacle exists during loading and unloading of cargos. After the loading and unloading are finished, the lifting device is retracted, and the operation of the vehicle is not influenced.
Drawings
Fig. 1 is a schematic view showing the overall construction of a vehicle having a rear lifting device of a semitrailer in accordance with the present invention.
In the figure:
the device comprises a loading platform 1, a frame 2, a rear lifting supporting leg unit 3, a front lifting supporting leg unit 4, a tire assembly 5 and a loading and unloading platform 6;
a platform head section 11, a platform tail section 12;
and a mounting hole 321.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, a vehicle with a semitrailer rear lifting device comprises a loading platform 1, wherein one end of the loading platform 1, which is close to a headstock, is defined as a platform head section, and one end of the loading platform 1, which is far away from the headstock, is defined as a platform tail section 12, and the vehicle with the semitrailer rear lifting device further comprises a rear lifting leg unit 3, which is arranged below the platform tail section 12 and used for adjusting the height of the platform tail section 12. In the embodiment, the vehicle with the lifting device at the rear part of the semitrailer is simple in structure and good in stress property. The height of the loading platform is adjusted by the rear lifting supporting leg unit 3, the rear part of the vehicle can be adjusted to be flush with the height of the loading and unloading platform 6, the height difference between the loading platform 1 and the existing loading and unloading platform 6 is eliminated, steel slope transition is not needed, and no obstacle exists during loading and unloading goods. When needs load and unload goods, back lift landing leg unit 3 stretches out, and its below contact ground continues when stretching out, can with objective platform 1 jacking to with the position of the 6 high parallel and level of load and unload goods platform, guarantee to load and unload goods smoothly. After loading and unloading are finished, the rear lifting supporting leg unit 3 is retracted to be away from the ground and keep a certain distance from the ground, so that the normal running of the vehicle is ensured without obstacles.
Further, as another embodiment of the present invention, a frame 2 is disposed below the loading platform 1, and the rear lifting leg unit 3 is fixed to the frame 2. In the embodiment, the rear lifting support leg unit 3 is supported by the frame 2, so that the stress is good.
Further, as another embodiment of the present invention, two rear lifting leg units 3 are provided, which are respectively disposed at the left and right sides of the platform tail section 12, and the two rear lifting leg units 3 are a linkage structure that can be lifted synchronously. In this embodiment, the number of the rear lifting leg units 3 is two, which can improve the stability of the support. The two rear lifting supporting leg units 3 are in a linkage structure of synchronous lifting, so that the stability during lifting is improved. It should be noted that: the semitrailer outriggers can be purchased directly as the rear lifting outrigger unit 3.
Further, as another embodiment of the present invention, the rear lifting leg unit 3 includes: the lifting support leg 31 and the mounting plate 32 fixed with the lifting support leg 31, the mounting plate 32 is flat, the mounting plate 32 is provided with a mounting hole, and a threaded connecting piece 33 is arranged in the mounting hole and used for fixing the mounting plate 32 on the frame 2. In this embodiment, the rear lifting leg unit 3 is detachably connected by the threaded connector 33, and is convenient for installation and maintenance. The mounting plate 32 is used as a connecting piece, so that the installation and connection are convenient, and the abrasion of the rear lifting supporting leg unit 3 during installation can be avoided.
Further, as another embodiment of the present invention, the loading platform 1 and the frame 2 are made of aluminum alloy materials. In this embodiment, select for use aluminum alloy material as the material of objective platform 1 and frame 2, do benefit to the lightweight degree of guaranteeing intensity and improvement vehicle simultaneously.
Further, as another embodiment of the present invention, the vehicle with the semitrailer rear hoist further includes a front hoisting leg unit 4 provided below the platform head for supporting the height of the platform head. In this embodiment, the front lifting leg unit 4 is used to support the carrier platform 1 in cooperation with the tire assembly 5 without traction from the vehicle head.
Further, as another embodiment of the present invention, the vehicle with the semitrailer rear portion lifting device further includes a tire assembly 5 disposed below the frame 2, one end of the tire assembly 5 away from the platform head section is set as a point a, one end of the frame 2 away from the platform head section is set as a point B, and the rear lifting leg unit 3 is disposed at a position between the point a and the point B. Specifically, the distance from the rear lifting leg unit 3 to point a is smaller than the distance from the rear lifting leg unit 3 to point B. In this embodiment, the rear lifting leg unit 3 is disposed by the tire assembly 5, so that the compactness of the structure is guaranteed, and the stress effect when the rear lifting leg unit 3 is lifted is improved.
More specifically, in the above embodiment, the rear lifting support leg is an electro-hydraulic lifting support leg or the rear lifting support leg is a hand-operated lifting support leg. The electro-hydraulic lifting support leg is labor-saving and high in cost, and the hand-operated lifting support leg is low in cost and needs manual hand-operated lifting. The specific lifting support legs can be selected according to the requirements of customers.
Compared with the prior art, the vehicle with the lifting device at the rear part of the semitrailer has the advantages of simple structure and good stress property. The height of the loading platform is adjusted by the rear lifting supporting leg unit, the rear part of the vehicle can be adjusted to be flush with the height of the loading and unloading platform, the height difference between the loading platform and the existing loading and unloading platform is eliminated, steel slope transition is not needed, and no obstacle exists during loading and unloading of cargos. After the loading and unloading are finished, the lifting device is retracted, and the operation of the vehicle is not influenced.
While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a vehicle with semitrailer rear portion elevating gear, includes cargo platform, cargo platform's the one end definition that is close to the locomotive is the platform head, cargo platform's the one end definition of keeping away from the locomotive is the platform tail, its characterized in that, vehicle with semitrailer rear portion elevating gear is still including locating platform tail below is used for adjusting the back lift leg unit of platform tail height.
2. The vehicle with the semitrailer rear lifting device of claim 1, characterized in that a frame is arranged below the loading platform, and the rear lifting leg unit is fixed on the frame.
3. The vehicle with the semitrailer rear lifting device according to claim 2, characterized in that the number of the rear lifting leg units is two, the two rear lifting leg units are respectively arranged on the left side and the right side of the platform tail section, and the two rear lifting leg units are in a linkage structure capable of synchronously lifting.
4. The vehicle having a semitrailer rear lift arrangement of claim 3, characterized in that the rear lift leg unit includes: the lifting support leg and with the fixed mounting panel of lifting support leg, the mounting panel is flat, be equipped with the mounting hole on the mounting panel, be equipped with threaded connection spare in the mounting hole be used for with the mounting panel is fixed in on the frame.
5. The vehicle with the semitrailer rear lifting device of claim 4, characterized in that the rear lifting legs are electro-hydraulic lifting legs.
6. The vehicle with the semitrailer rear lifting device of claim 4, characterized in that the rear lifting legs are hand-cranking lifting legs.
7. The vehicle with the semitrailer rear lifting device of any one of claims 2-6, characterized in that the loading platform and the frame are both made of aluminum alloy material.
8. The vehicle with the semitrailer rear lifting device of claim 7, further comprising a front lifting leg unit provided below the platform head for supporting the height of the platform head.
9. The vehicle with the semitrailer rear lifting device according to claim 8, further comprising a tire assembly arranged below the frame, wherein one end of the tire assembly, which is far away from the platform head section, is set as a point A, one end of the frame, which is far away from the platform head section, is set as a point B, and the rear lifting leg unit is arranged between the point A and the point B.
10. The vehicle with the semitrailer rear lift arrangement of claim 9, characterized in that the rear lift leg unit is a shorter distance from point a than the rear lift leg unit is from point B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910710122.2A CN112298123A (en) | 2019-08-02 | 2019-08-02 | Vehicle with semitrailer rear lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910710122.2A CN112298123A (en) | 2019-08-02 | 2019-08-02 | Vehicle with semitrailer rear lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112298123A true CN112298123A (en) | 2021-02-02 |
Family
ID=74486524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910710122.2A Pending CN112298123A (en) | 2019-08-02 | 2019-08-02 | Vehicle with semitrailer rear lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112298123A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007269069A (en) * | 2006-03-30 | 2007-10-18 | Nippon Trex Co Ltd | Semi-trailer for loading container |
| CN203381606U (en) * | 2013-07-18 | 2014-01-08 | 广东富华工程机械制造有限公司 | Connecting plate for supporting leg |
| CN105383708A (en) * | 2015-12-16 | 2016-03-09 | 中国人民解放军军事交通学院 | Lift loading and unloading ferrying device for airport |
| CN105620564A (en) * | 2016-03-16 | 2016-06-01 | 贵州省哇通了工程机械服务有限公司 | Covariant module separation and combination type semitrailer |
| CN106876095A (en) * | 2017-03-23 | 2017-06-20 | 广东电网有限责任公司江门供电局 | Meet the 110Kv/40MVA phase shifting transformer cars of the listed movement requirement of road |
| CN109050412A (en) * | 2018-10-16 | 2018-12-21 | 长春安耐汽车技术股份公司 | Container vehicle semitrailer |
-
2019
- 2019-08-02 CN CN201910710122.2A patent/CN112298123A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007269069A (en) * | 2006-03-30 | 2007-10-18 | Nippon Trex Co Ltd | Semi-trailer for loading container |
| CN203381606U (en) * | 2013-07-18 | 2014-01-08 | 广东富华工程机械制造有限公司 | Connecting plate for supporting leg |
| CN105383708A (en) * | 2015-12-16 | 2016-03-09 | 中国人民解放军军事交通学院 | Lift loading and unloading ferrying device for airport |
| CN105620564A (en) * | 2016-03-16 | 2016-06-01 | 贵州省哇通了工程机械服务有限公司 | Covariant module separation and combination type semitrailer |
| CN106876095A (en) * | 2017-03-23 | 2017-06-20 | 广东电网有限责任公司江门供电局 | Meet the 110Kv/40MVA phase shifting transformer cars of the listed movement requirement of road |
| CN109050412A (en) * | 2018-10-16 | 2018-12-21 | 长春安耐汽车技术股份公司 | Container vehicle semitrailer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20210202 |