CN112976934A - Low flat-bed semi-trailer with rear axle lifting function - Google Patents
Low flat-bed semi-trailer with rear axle lifting function Download PDFInfo
- Publication number
- CN112976934A CN112976934A CN202110398612.0A CN202110398612A CN112976934A CN 112976934 A CN112976934 A CN 112976934A CN 202110398612 A CN202110398612 A CN 202110398612A CN 112976934 A CN112976934 A CN 112976934A
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- rear axle
- lifting
- semitrailer
- carriage
- hydraulic cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/004—Mounting arrangements for axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/004—Mounting arrangements for axles
- B60B35/006—Mounting arrangements for axles with mounting plates or consoles fitted to axles
- B60B35/007—Mounting arrangements for axles with mounting plates or consoles fitted to axles for mounting suspension elements to axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
- B60P1/16—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element actuated by fluid-operated mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention belongs to the technical field of low-flat-bed semitrailers, and particularly relates to a low-flat-bed semitrailer with a rear axle lifting function, which comprises a rear axle lifting component, a wheel component and a carriage lifting component, wherein a rear axle hydraulic cylinder fixing frame is arranged, so that a rear axle lifting hydraulic cylinder can be effectively installed, the rear axle lifting hydraulic cylinder enables a rear axle lifting hydraulic rod at the inner part to achieve the lifting effect, the rear axle lifting frame at the lower part can be used for adjusting the height of a rear axle of an automobile, the carriage lifting hydraulic cylinder is arranged, so that a multi-stage lifting rod can effectively achieve the telescopic effect, and a rear carriage auxiliary lifting folding frame can be used for assisting the expansion of the multi-stage lifting rod, so that the carriage of the semitrailer is in an inclined lifting state.
Description
Technical Field
The invention belongs to the technical field of low-flat-bed semitrailers, and particularly relates to a low-flat-bed semitrailer with a rear axle lifting function.
Background
The semitrailer is mainly used for transporting large-size and difficult-to-detach large goods, such as excavators and the like, the fence type semitrailer is suitable for pulling fresh and live goods, vegetables, fruits and the like, and the van type semitrailer is suitable for pulling bulk goods and moisture-proof valuable goods.
The existing low-flat-bed semitrailer has certain defects in the use process and needs to be improved, namely, firstly, a rear axle of the existing low-flat-bed semitrailer is in a fixed structure in the use process, but the existing semitrailer sometimes needs to lift the rear axle in the use process.
Disclosure of Invention
The invention aims to provide a low-bed semitrailer with a rear axle lifting function, and aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a low flat-bed semi-trailer with a rear axle lifting function comprises a rear axle lifting component, a wheel component and a carriage lifting component, wherein the rear axle lifting component comprises a semi-trailer bottom plate, a rear axle hydraulic cylinder fixing frame, a rear axle lifting hydraulic cylinder, a rear axle lifting hydraulic rod and a rear axle lifting frame, the outer surface of a semi-trailer bottom plate is welded and connected with the rear axle hydraulic cylinder fixing frame, the outer surface of the rear axle hydraulic cylinder fixing frame is connected with the rear axle lifting hydraulic cylinder, the inner surface of the rear axle lifting hydraulic cylinder is movably connected with the rear axle lifting hydraulic rod, the side surface of the rear axle lifting hydraulic rod is welded and connected with the rear axle lifting frame, the wheel component comprises a wheel hub, semi-trailer wheels, a wheel mounting shaft, a wheel dust-proof beam, a dust-proof belt and a wheel placing side frame, the outer surface of the wheel hub is connected with the semi-trailer wheels in an embedded manner, the left side and the right side of the semi-trailer bottom plate are connected with the wheel dust-proof beam in an embedded manner;
the rear surface of the wheel dust-proof beam is fixedly connected with the dust-proof belt, the side surface of the semi-trailer bottom plate is welded and connected with the wheel placing side frame, the carriage lifting component comprises a semi-trailer carriage, a carriage lifting hydraulic cylinder, a multi-stage lifting rod, a lifting rod mounting rack, a folding rack mounting platform, a carriage auxiliary lifting folding rack and a carriage bottom plate, the front surface of the semi-trailer carriage is fixedly connected with the carriage lifting hydraulic cylinder, the inner surface of the carriage lifting hydraulic cylinder is telescopically connected with the multi-stage lifting rod, the lower surface of the multi-stage lifting rod is connected with the lifting rod mounting rack, the upper surface of the semitrailer bottom plate is welded and connected with the folding rack mounting platform, the upper surface of the folding frame mounting table is connected with the auxiliary lifting folding frame of the carriage, and the upper surface of the auxiliary lifting folding frame of the carriage is embedded and connected with the carriage bottom plate.
As a preferred embodiment, the rear axle hydraulic cylinder fixing frame, the rear axle lifting hydraulic cylinder and the rear axle lifting hydraulic rod are all provided with six, linear arrays are arranged on the left side and the right side of the semitrailer bottom plate, the rear axle lifting frame is provided with eight, and the linear arrays are arranged below the semitrailer bottom plate.
In a preferred embodiment, six wheel hubs are provided, and the wheel hubs are connected to the sides of the rear axle crane.
In a preferred embodiment, the semitrailer car is connected to the semitrailer floor via the lower bed floor.
In a preferred embodiment, the multistage lifting rod in the lifting hydraulic cylinder is connected with the semitrailer floor through the lifting rod mounting frame.
In a preferred embodiment, the platform floor is connected with the semitrailer floor under the folding frame installation platform through the platform auxiliary lifting folding frame.
Compared with the prior art, the invention has the beneficial effects that:
according to the low-bed semitrailer with the rear axle lifting function, the rear axle lifting hydraulic cylinder can be effectively installed by arranging the rear axle hydraulic cylinder fixing frame, the rear axle lifting hydraulic cylinder enables the rear axle lifting hydraulic rod at the inner part to have the lifting effect, and the rear axle of an automobile can be adjusted in height through the rear axle lifting frame at the lower part;
this low flatbed semi-trailer of rear axle raising and lowering functions through setting up carriage hydraulic cylinder, can effectually make multistage lifter play flexible effect to the folding leg that goes up and down is assisted in the carriage through the rear, can play supplementary effect to the flexible of multistage lifter, thereby the semi-trailer carriage of being convenient for is in the state that the slope lifted up.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic front view of another embodiment of the present invention;
FIG. 3 is a partial schematic view of the structure of the present invention;
FIG. 4 is a front view of the structure of the present invention;
FIG. 5 is a left side view of the structure of the present invention;
FIG. 6 is a top view of a structure of the present invention;
in the figure: 1. a rear axle lift assembly; 2. a wheel assembly; 3. a carriage lifting assembly; 11. a semitrailer chassis; 12. a rear axle hydraulic cylinder fixing frame; 121. a rear axle lifting hydraulic cylinder; 13. a rear axle lifting hydraulic rod; 131. a rear axle lifting frame; 21. a wheel hub; 211. semitrailer wheels; 22. a wheel mounting shaft; 23. a wheel dust beam; 231. a dust-proof belt; 24. wheel placing side frames; 31. a semitrailer carriage; 32. a carriage lifting hydraulic cylinder; 321. a multi-stage lifter; 322. a lifter mounting bracket; 33. a folding leg mounting table; 331. the carriage assists the lifting folding leg; 34. a platform floor.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1-6, the invention provides a low-flat-bed semi-trailer with a rear axle lifting function, comprising a rear axle lifting component 1, a wheel component 2 and a carriage lifting component 3, wherein the rear axle lifting component comprises a semi-trailer bottom plate 11, a rear axle hydraulic cylinder fixing frame 12, a rear axle lifting hydraulic cylinder 121, a rear axle lifting hydraulic rod 13 and a rear axle lifting frame 131, the outer surface of the semi-trailer bottom plate 11 is welded with the rear axle hydraulic cylinder fixing frame 12, the outer surface of the rear axle hydraulic cylinder fixing frame 12 is provided with the rear axle lifting hydraulic cylinder 121, the inner surface of the rear axle lifting hydraulic cylinder 121 is movably connected with the rear axle lifting hydraulic rod 13, the side surface of the rear axle lifting hydraulic rod 13 is welded with the rear axle lifting frame 131, the wheel component 2 comprises a wheel hub 21, semi-trailer wheels 211, a wheel mounting shaft 22, a wheel dust-proof beam 23, a dust-proof belt 231 and a wheel placing side, the side surface bolt of the semitrailer wheel 211 is connected with the wheel mounting shaft 22, and the left side and the right side of the semitrailer bottom plate 11 are embedded and connected with the wheel dust-proof beam 23.
The rear surface of the wheel dust-proof beam 23 is fixedly connected with a dust-proof belt 231, the side surface of the semi-trailer bottom plate 11 is welded with the wheel placing side frame 24, the carriage lifting component 3 comprises a semi-trailer carriage 31, a carriage lifting hydraulic cylinder 32, a multi-stage lifting rod 321, a lifting rod mounting frame 322, a folding frame mounting table 33, a carriage auxiliary lifting folding frame 331 and a carriage bottom plate 34, the front surface of the semi-trailer carriage 31 is fixedly connected with the carriage lifting hydraulic cylinder 32, the inner surface of the carriage lifting hydraulic cylinder 32 is telescopically connected with the multi-stage lifting rod 321, the lower surface of the multi-stage lifting rod 321 is mounted and connected with the lifting rod mounting frame 322, the upper surface of the semi-trailer bottom plate 11 is welded and connected with the folding frame mounting table 33, the upper surface of the folding frame mounting table 33 is mounted and connected with the carriage auxiliary lifting folding frame.
Six rear axle hydraulic cylinder fixing frames 12, six rear axle lifting hydraulic cylinders 121 and six rear axle lifting hydraulic rods 13 are arranged, linear arrays are arranged on the left side and the right side of the bottom plate of the semitrailer, eight rear axle lifting frames 131 are arranged, and the linear arrays are arranged below the bottom plate 11 of the semitrailer.
Six wheel hubs 21, six semitrailer wheels 211 and six wheel mounting shafts 22 are arranged, the wheel hubs 21 are connected to the sides of the rear axle lifting frames 131, and the wheel hubs 21 are made of alloy wheel hub materials.
The semitrailer carriage 31 is connected with the semitrailer bottom plate 11 through a lower carriage bottom plate 34, and the semitrailer bottom plate 11 is made of stainless steel.
The multi-stage lifting rods 321 in the lifting hydraulic cylinder 32 are connected with the semitrailer floor 11 through lifting rod mounting frames 322.
The platform floor 34 is connected with the semitrailer floor 11 below the folding leg mounting platform 33 through the platform auxiliary lifting folding leg 331, and the platform auxiliary lifting folding leg 331 is made of steel material.
The working principle and the using process of the invention are as follows: at first, rear axle hydraulic cylinder fixing frames 12 are required to be embedded on two sides of a bottom plate 11 of a semitrailer, after the rear axle hydraulic cylinder fixing frames 12 are used for installing the rear axle lifting hydraulic cylinder 121, the rear axle lifting hydraulic rod 13 inside the rear axle lifting hydraulic cylinder 121 can effectively achieve the lifting effect, and the rear axle lifting frame 131 is embedded behind the lower portion of the rear axle lifting hydraulic rod 13, so that the rear axle of the automobile can be effectively adjusted in height lifting. Secondly, a wheel hub 21 is arranged among the plurality of rear axle lifting frames 131, the semi-trailer wheels 211 are embedded on the outer surface of the wheel hub 21 and then fixed through wheel mounting shafts 22, and therefore the wheels of the low-flat-bed semi-trailer are mounted. Finally, the carriage lifting hydraulic cylinder 32 is installed in front of the semitrailer carriage 31, the carriage lifting hydraulic cylinder 32 can effectively enable the multistage lifting rod 321 to achieve the telescopic effect, the semitrailer carriage 31 can effectively achieve the inclination measurement lifting effect after the multistage lifting rod 321 is installed and fixed through the lifting rod installation frame 322, and in addition, the carriage auxiliary lifting folding frame 331 installed above the folding frame installation platform 33 can achieve the auxiliary effect on the telescopic effect of the multistage lifting rod 321.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a low flat-bed semi-trailer of rear axle raising and lowering functions, includes rear axle lifting unit (1), wheel subassembly (2), carriage lifting unit (3), its characterized in that: the rear axle lifting component comprises a semitrailer chassis (11), a rear axle hydraulic cylinder fixing frame (12), a rear axle lifting hydraulic cylinder (121), a rear axle lifting hydraulic rod (13) and a rear axle lifting frame (131), wherein the outer surface of the semitrailer chassis (11) is welded and connected with the rear axle hydraulic cylinder fixing frame (12), the outer surface of the rear axle hydraulic cylinder fixing frame (12) is connected with the rear axle lifting hydraulic cylinder (121), the inner surface of the rear axle lifting hydraulic cylinder (121) is movably connected with the rear axle lifting hydraulic rod (13), the side surface of the rear axle lifting hydraulic rod (13) is welded and connected with the rear axle lifting frame (131), the wheel component (2) comprises a wheel hub (21), semitrailer wheels (211), a wheel mounting shaft (22), a wheel dust-proof beam (23), a dust-proof belt (231) and a wheel placing side frame (24), the outer surface of the wheel hub (21) is connected with the semitrailer wheels (211) in a nesting manner, the side surface of the semitrailer wheel (211) is connected with the wheel mounting shaft (22) through bolts, and the left side and the right side of the semitrailer bottom plate (11) are connected with the wheel dust-proof beam (23) in an embedded mode;
the rear surface fixed connection of wheel dust proof roof beam (23) dust proof area (231), the side surface welded connection of semitrailer bottom plate (11) side frame (24) is placed to the wheel, carriage lifting unit (3) include semitrailer carriage (31), carriage hydraulic cylinder (32), multistage lifter (321), lifter mounting bracket (322), folding leg mount table (33), the supplementary lift folding leg (331) in carriage, carriage bottom plate (34), the front surface fixed connection of semitrailer carriage (31) carriage hydraulic cylinder (32), the internal surface telescopic connection of carriage hydraulic cylinder (32) multistage lifter (321), the lower surface mounting of multistage lifter (321) is connected lifter mounting bracket (322), the upper surface welded connection of semitrailer bottom plate (11) folding leg mount table (33), the upper surface of the folding frame mounting table (33) is connected with the carriage auxiliary lifting folding frame (331), and the upper surface of the carriage auxiliary lifting folding frame (331) is embedded and connected with the carriage bottom plate (34).
2. The low flatbed semitrailer with the rear axle lifting function according to claim 1, characterized in that: rear axle hydraulic cylinder mount (12) with rear axle hydraulic cylinder (121) and rear axle lift hydraulic stem (13) all are equipped with six, and the line type array is in the left and right sides of semitrailer bottom plate, and rear axle crane (131) then are equipped with eight, and the line type array is in the below of semitrailer bottom plate (11).
3. The low flatbed semitrailer with the rear axle lifting function according to claim 1, characterized in that: wheel hub (21) with semitrailer wheel (211) and wheel installation axle (22) all are equipped with six, just wheel hub (21) then connect the side of rear axle crane (131).
4. The low flatbed semitrailer with the rear axle lifting function according to claim 1, characterized in that: the semitrailer carriage (31) is connected with the semitrailer bottom plate (11) through the lower carriage bottom plate (34).
5. The low flatbed semitrailer with the rear axle lifting function according to claim 1, characterized in that: the multistage lifting rods (321) in the lifting hydraulic cylinder (32) are connected with the semitrailer bottom plate (11) through the lifting rod mounting frame (322).
6. The low flatbed semitrailer with the rear axle lifting function according to claim 1, characterized in that: the carriage bottom plate (34) is connected with the semitrailer bottom plate (11) arranged below the folding frame mounting table (33) through the carriage auxiliary lifting folding frame (331).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110398612.0A CN112976934A (en) | 2021-04-12 | 2021-04-12 | Low flat-bed semi-trailer with rear axle lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110398612.0A CN112976934A (en) | 2021-04-12 | 2021-04-12 | Low flat-bed semi-trailer with rear axle lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112976934A true CN112976934A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110398612.0A Pending CN112976934A (en) | 2021-04-12 | 2021-04-12 | Low flat-bed semi-trailer with rear axle lifting function |
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| Country | Link |
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| CN (1) | CN112976934A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859083A (en) * | 2021-09-13 | 2021-12-31 | 徐庭中 | Multi-cylinder type automatic loading and unloading universal multipurpose vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IES20050318A2 (en) * | 2005-05-16 | 2006-11-15 | John Murphy | A lifting axle |
| CN201140732Y (en) * | 2007-09-22 | 2008-10-29 | 山东鲁峰专用汽车有限责任公司 | Bidirectional traction low flat-plate semitrailer |
| CN206871208U (en) * | 2017-06-20 | 2018-01-12 | 山东嘉联工程机械制造有限公司 | One kind lifting low bed trailer |
| CN209037695U (en) * | 2018-10-12 | 2019-06-28 | 嘉祥县双凤车业有限公司 | Self-discharging semitrailer |
-
2021
- 2021-04-12 CN CN202110398612.0A patent/CN112976934A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IES20050318A2 (en) * | 2005-05-16 | 2006-11-15 | John Murphy | A lifting axle |
| CN201140732Y (en) * | 2007-09-22 | 2008-10-29 | 山东鲁峰专用汽车有限责任公司 | Bidirectional traction low flat-plate semitrailer |
| CN206871208U (en) * | 2017-06-20 | 2018-01-12 | 山东嘉联工程机械制造有限公司 | One kind lifting low bed trailer |
| CN209037695U (en) * | 2018-10-12 | 2019-06-28 | 嘉祥县双凤车业有限公司 | Self-discharging semitrailer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113859083A (en) * | 2021-09-13 | 2021-12-31 | 徐庭中 | Multi-cylinder type automatic loading and unloading universal multipurpose vehicle |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |
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| RJ01 | Rejection of invention patent application after publication |