CN212332803U - Platform structure before dull and stereotyped semitrailer - Google Patents
Platform structure before dull and stereotyped semitrailer Download PDFInfo
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- CN212332803U CN212332803U CN202020389354.0U CN202020389354U CN212332803U CN 212332803 U CN212332803 U CN 212332803U CN 202020389354 U CN202020389354 U CN 202020389354U CN 212332803 U CN212332803 U CN 212332803U
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- support frame
- plate
- platform structure
- semitrailer
- front platform
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Abstract
The utility model discloses a platform structure before dull and stereotyped semitrailer, including first support frame, the top fixed mounting who states first support frame one side has first year thing board, and the inside sliding connection who first year thing board has the second to carry the thing board, and hollow groove has been seted up to the inside of first support frame, and the inside rotation in hollow groove is connected with two scroll bars, and the spliced pole fixed connection of first support frame and the inside setting of first year thing board is all passed to the one end of two scroll bars, the beneficial effects of the utility model are that: carry out the forward and reverse rotation to driving the bull stick through the commentaries on classics that sets up to drive two turbines simultaneously and rotate, because two scroll bars and turbine are connected for the meshing, thereby drive two scroll bars and two lead screws and rotate simultaneously, mutually support through the screw-nut that sets up, slider and spout and movable block simultaneously, and then drive the movable block and remove, drive the second and carry the thing board and stretch out and draw back, be convenient for then to stretch out and draw back this front platform structure.
Description
Technical Field
The utility model relates to a front platform structure, in particular to platform structure before dull and stereotyped semitrailer belongs to dull and stereotyped semitrailer technical field.
Background
With the high-speed development of the modern logistics industry, the requirements of a semitrailer as an important freight transportation tool are increasing, the flat-bed semitrailer is a common tool for long-distance transportation of articles, the flat-bed semitrailer can transport large vehicles and semitrailers with non-dangerous article tank structures, the main structure of the semitrailer is a straight beam or front neck gooseneck type, and the semitrailer is mainly used for a logistics system matched with ships, ports, routes, roads, transfer stations, bridges, tunnels and multi-mode intermodal transportation; a front platform structure is often used at a flatbed semitrailer for transporting and carrying materials.
The existing front platform structure is inconvenient to stretch and retract, the bearing area is limited, and certain limitation exists in the using process; and the prior front platform has poor structural stability.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a platform structure before dull and stereotyped semitrailer to the problem of being not convenient for stretch out and draw back, poor stability that proposes in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a front platform structure of a flat plate semitrailer comprises a first support frame, wherein a first object carrying plate is fixedly installed at the top of one side of the first support frame, a second object carrying plate is slidably connected inside the first object carrying plate, a hollow groove is formed inside the first support frame, two scroll bars are rotatably connected inside the hollow groove, one ends of the two scroll bars penetrate through the first support frame and are fixedly connected with a connecting column arranged inside the first object carrying plate, one ends of the two connecting columns are fixedly installed with screw rods, the outer portions of the two screw rods are respectively connected with a moving block through screw threads of screw rod nuts, one side of each moving block is fixedly connected with one side of the second object carrying plate, a rotating rod is rotatably connected inside the hollow groove, two turbines are fixedly installed on the outer portions of the rotating rod, and the two scroll bars are respectively meshed with the corresponding turbines, the top fixed mounting of first support frame has the second support frame, the even fixed mounting in one side of second support frame has the first trapezoidal plate of a plurality of, the even fixed mounting in middle part of first support frame one side has a plurality of second trapezoidal plate, every the bottom of first trapezoidal plate both sides and the equal fixed mounting in top of second trapezoidal plate both sides have the fixed plate.
As an optimal technical scheme of the utility model, every the surface of fixed plate all is connected with the fixed surface of first year thing board respectively through the bolt.
As a preferred technical scheme of the utility model, the equal fixed mounting in one side of first support frame bottom and one side on second support frame top has a mounting panel, two the inside of mounting panel is even has seted up a plurality of mounting hole.
As an optimal technical scheme of the utility model, two the equal fixed mounting of one end of lead screw has the limiting plate.
As a preferred technical scheme of the utility model, the one end of bull stick is passed the commentaries on classics of first support frame and the outside setting of first support frame and is fixed connection.
As a preferred technical scheme of the utility model, two the equal fixed mounting in bottom of movable block has the slider, the first inner wall of carrying the thing board all seted up with slider assorted spout.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a platform structure before dull and stereotyped semitrailer, through the commentaries on classics handle drive bull stick that sets up and carry out the forward and reverse rotation, thereby drive two turbines simultaneously and rotate, because two scroll bars and turbines are the meshing connection, thereby drive two scroll bars and two lead screws and rotate simultaneously, through the mutual cooperation between the screw nut that sets up, slider and spout and the movable block simultaneously, and then drive the movable block and move, drive the second objective plate and stretch out and draw back, then be convenient for stretch out and draw back this front platform structure, increase the bearing area; through mutually supporting between first trapezoidal plate, second trapezoidal plate, first year thing board and second support frame and the first support frame that sets up, make it constitute triangle-shaped stable structure to be convenient for increase this front platform structure self stability, improve this front platform structure's bearing capacity, make and get up more convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is an enlarged schematic structural diagram of the utility model a.
In the figure: 1. a first support frame; 2. a first carrier plate; 3. a second carrier plate; 4. a hollow groove; 5. turning a handle; 6. a moving block; 7. a limiting plate; 8. a scroll bar; 9. a screw rod; 10. connecting columns; 11. a rotating rod; 12. a turbine; 13. a second support frame; 14. a first trapezoidal plate; 15. a fixing plate; 16. a bolt; 17. a second trapezoidal plate; 18. mounting a plate; 19. and (7) installing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a front platform structure of a flat-plate semitrailer, which comprises a first support frame 1, wherein a first carrying plate 2 is fixedly arranged at the top of one side of the first support frame 1, so as to be convenient for carrying materials; the second object carrying plate 3 is connected to the inside of the first object carrying plate 2 in a sliding mode, a hollow groove 4 is formed in the first support frame 1, two scroll rods 8 are rotatably connected to the inside of the hollow groove 4, one ends of the two scroll rods 8 penetrate through the first support frame 1 and are fixedly connected with connecting columns 10 arranged inside the first object carrying plate 2, lead screws 9 are fixedly mounted at one ends of the two connecting columns 10, moving blocks 6 are connected to the outer portions of the two lead screws 9 through lead screw nuts and threads, and one sides of the two moving blocks 6 are fixedly connected with one side of the second object carrying plate 3, so that the second object carrying plate 3 can be driven to stretch and retract conveniently; a rotating rod 11 is rotatably connected inside the hollow groove 4, two turbines 12 are fixedly mounted outside the rotating rod 11, two worm rods 8 are respectively meshed with the corresponding turbines 12, a second support frame 13 is fixedly mounted at the top end of the first support frame 1, a plurality of first trapezoidal plates 14 are uniformly and fixedly mounted on one side of the second support frame 13, and a plurality of second trapezoidal plates 17 are uniformly and fixedly mounted in the middle of one side of the first support frame 1, so that the stability of the front platform structure is improved; the bottom ends of both sides of each first trapezoidal plate 14 and the top ends of both sides of each second trapezoidal plate 17 are fixedly mounted with fixing plates 15.
Preferably, the surface of each fixing plate 15 is fixedly connected with the surface of the first carrying plate 2 through bolts 16, so that the first trapezoidal plate 14 and the second trapezoidal plate 17 can be conveniently installed and fixed, and the stability of the fixing plates is improved; mounting plates 18 are fixedly mounted on one side of the bottom end of the first support frame 1 and one side of the top end of the second support frame 13, and a plurality of mounting holes 19 are uniformly formed in the two mounting plates 18, so that the front platform structure can be conveniently mounted; limiting plates 7 are fixedly arranged at one ends of the two screw rods 9, so that the second carrying plate 3 is prevented from sliding out, and a limiting effect is achieved; one end of the rotating rod 11 penetrates through the first support frame 1 to be fixedly connected with a rotating handle 5 arranged outside the first support frame 1, so that the rotating rod 11 can be conveniently rotated, and the use is more convenient; the bottom of two movable blocks 6 all fixed mounting have the slider, the first inner wall of carrying thing board 2 all seted up with slider assorted spout, be convenient for play spacing effect for movable block 6 moves on the horizontal direction.
When the front platform structure is needed, the front platform structure is firstly placed at a working place and is installed with a related flat semi-trailer through the arranged mounting plate 18 and the mounting hole 19, when the carrying area of the front platform structure needs to be increased, the rotating handle 5 is firstly rotated in the forward direction, the two turbines 12 are simultaneously driven to rotate, because the two scroll bars 8 and the two turbines 12 are meshed and connected, at the same time, the two scroll bars 8 and the two lead screws 9 are simultaneously driven to rotate, and simultaneously, the two moving blocks 6 are driven to move rightwards through the mutual matching between the arranged lead screw nuts, the sliding blocks and the sliding grooves and the moving blocks 6, so that the second carrying plate 3 moves rightwards, the carrying area of the front platform structure is increased, when the second carrying plate 3 needs to be contracted, the rotating handle 5 is rotated reversely, and the steps are repeated; through mutually supporting between first trapezoidal plate 14, second trapezoidal plate 17, first year thing board 2 and second support frame 13 and the first support frame 1 that sets up, make it constitute triangle-shaped stable structure to be convenient for increase this front platform structure self stability, improve this front platform structure's bearing capacity.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 front platform structure of the flat plate semitrailer comprises a first support frame (1) and is characterized in that a first object carrying plate (2) is fixedly mounted at the top of one side of the first support frame (1), a second object carrying plate (3) is slidably connected inside the first object carrying plate (2), a hollow groove (4) is formed in the first support frame (1), two scroll rods (8) are rotatably connected inside the hollow groove (4), one ends of the two scroll rods (8) penetrate through the first support frame (1) and are fixedly connected with connecting columns (10) arranged inside the first object carrying plate (2), one ends of the two connecting columns (10) are fixedly mounted with screw rods (9), the outer portions of the two screw rods (9) are respectively connected with moving blocks (6) through screw threads of screw rods nuts, one sides of the two moving blocks (6) are respectively fixedly connected with one side of the second object carrying plate (3), the inside of hollow groove (4) is rotated and is connected with bull stick (11), the equal fixed mounting in outside of bull stick (11) has two turbines (12), two scroll bar (8) are connected with corresponding turbine (12) meshing respectively, the top fixed mounting of first support frame (1) has second support frame (13), the even fixed mounting in one side of second support frame (13) has the first trapezoidal plate of a plurality of (14), the even fixed mounting in middle part of first support frame (1) one side has a plurality of second trapezoidal plate (17), every the bottom of first trapezoidal plate (14) both sides and the equal fixed mounting in top of second trapezoidal plate (17) both sides have fixed plate (15).
2. The front platform structure of a flat-bed semitrailer of claim 1, wherein: the surface of each fixing plate (15) is fixedly connected with the surface of the first carrying plate (2) through bolts (16).
3. The front platform structure of a flat-bed semitrailer of claim 1, wherein: the mounting plate (18) is fixedly mounted on one side of the bottom end of the first support frame (1) and one side of the top end of the second support frame (13), and a plurality of mounting holes (19) are uniformly formed in the mounting plate (18).
4. The front platform structure of a flat-bed semitrailer of claim 1, wherein: and a limiting plate (7) is fixedly mounted at one end of each of the two screw rods (9).
5. The front platform structure of a flat-bed semitrailer of claim 1, wherein: one end of the rotating rod (11) penetrates through the first support frame (1) and is fixedly connected with a rotating handle (5) arranged outside the first support frame (1).
6. The front platform structure of a flat-bed semitrailer of claim 1, wherein: the bottom of two movable blocks (6) is all fixedly mounted with a sliding block, and the inner wall of the first carrying plate (2) is provided with a sliding groove matched with the sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020389354.0U CN212332803U (en) | 2020-03-25 | 2020-03-25 | Platform structure before dull and stereotyped semitrailer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020389354.0U CN212332803U (en) | 2020-03-25 | 2020-03-25 | Platform structure before dull and stereotyped semitrailer |
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| Publication Number | Publication Date |
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| CN212332803U true CN212332803U (en) | 2021-01-12 |
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| CN202020389354.0U Active CN212332803U (en) | 2020-03-25 | 2020-03-25 | Platform structure before dull and stereotyped semitrailer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113479266A (en) * | 2021-07-12 | 2021-10-08 | 淮安市明博特种车辆有限公司 | Independently turn to telescopic semitrailer convenient to uninstallation |
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2020
- 2020-03-25 CN CN202020389354.0U patent/CN212332803U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113479266A (en) * | 2021-07-12 | 2021-10-08 | 淮安市明博特种车辆有限公司 | Independently turn to telescopic semitrailer convenient to uninstallation |
| CN113479266B (en) * | 2021-07-12 | 2023-09-05 | 淮安市明博特种车辆有限公司 | Independent steering telescopic semitrailer convenient to unload |
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