CN214028898U - Adjustable breast board semitrailer of breast board - Google Patents
Adjustable breast board semitrailer of breast board Download PDFInfo
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- CN214028898U CN214028898U CN202022180620.1U CN202022180620U CN214028898U CN 214028898 U CN214028898 U CN 214028898U CN 202022180620 U CN202022180620 U CN 202022180620U CN 214028898 U CN214028898 U CN 214028898U
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- breast board
- fixed
- gear
- fixedly connected
- rack
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Abstract
The utility model discloses an adjustable breast board semitrailer of breast board, including the automobile body, its characterized in that, be equipped with the activity breast board of a fixed breast board and two offsets in the automobile body, two the equal fixedly connected with fixed rack in activity breast board bottom, fixed breast board lateral wall rotates and is connected with two movable rods, movable rod one end is rotated and is connected with lifting gear, lifting gear and fixed rack meshing, lifting gear one end rotation is kept away from to the movable rod is connected with the movable gear, sliding connection has the slip rack on the fixed breast board diapire, slip rack and movable gear meshing, fixed breast board diapire rotates and is connected with driven gear, fixed breast board lateral wall rotates and is connected with the driving gear, driving gear and driven gear meshing, driving gear central point puts fixedly connected with and changes the handle. The utility model discloses not only can freely go up and down the breast board, can also make a plurality of breast boards go up and down not co-altitude.
Description
Technical Field
The utility model relates to a transportation equipment technical field especially relates to an adjustable breast board semitrailer of breast board.
Background
A semitrailer is a trailer whose axle is positioned behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and which is equipped with a coupling device that transmits horizontal and vertical forces to the tractor. The three-axle semitrailer is generally applicable to transportation of bulk goods such as coal, ore, building materials and the like. The cargo carrying part of the railing panel type semitrailer is a semitrailer with a railing panel structure. The method has wide application, is mainly suitable for medium and long distance transportation of medium and heavy type and bulk goods, has strong applicability, and becomes the first choice of medium and long distance freight vehicles.
Because the height of breast board among the prior art is fixed mostly, in the in-process of transportation, can have the goods and fall out the car owing to jolting, cause the loss, the height of goods also need not be evenly distributed in addition, goes up and down the breast board in unison and probably causes the waste of certain space resource, for this reason, we propose the adjustable breast board semitrailer of breast board and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the breast board can not freely go up and down, and the adjustable breast board semitrailer of breast board that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a railing panel semi-trailer with adjustable railing panels comprises a semi-trailer body, wherein a fixed railing panel and two abutted movable railing panels are arranged in the semi-trailer body, the bottoms of the two movable railing panels are fixedly connected with fixed racks, the side wall of the fixed railing panel is rotatably connected with two movable rods, one end of each movable rod is rotatably connected with a lifting gear, the lifting gear is meshed with the fixed racks, one end of each movable rod, far away from the lifting gear, is rotatably connected with a movable gear, the bottom wall of the fixed railing panel is slidably connected with a sliding rack which is meshed with the movable gear, the bottom wall of the fixed railing panel is rotatably connected with a driven gear, the side wall of the fixed railing panel is rotatably connected with a driving gear, the driving gear is meshed with the driven gear, the central position of the driving gear is fixedly connected with a rotating handle which penetrates through the side wall of the fixed railing panel, and the side wall of the driven gear is fixedly connected with a screw rod, the nut is sleeved on the screw rod, the two sides of the nut are respectively and rotatably connected with moving rods, one ends, far away from the nut, of the moving rods are rotatably connected with sliding rods, and the sliding rods and the sliding racks are on the same straight line.
Preferably, the fixed rack and the two ends of the sliding rack are fixedly connected with limit blocks, and the height of each limit block is larger than the outer diameter of the lifting gear.
Preferably, a spring is arranged between the sliding rod and the sliding rack, and two ends of the spring are respectively and fixedly connected with the side walls of the sliding rod and the sliding rack.
Preferably, the top end of the screw is fixedly connected with a limiting plate, and the length of the limiting plate is greater than the outer diameter of the nut.
Preferably, the motion stick rotates partial lower extreme fixedly connected with inserted block with the slide bar, inserted block lateral wall fixedly connected with gag lever post, the gag lever post is kept away from inserted block one end and is run through fixed breast board lateral wall, a plurality of spacing grooves have been seted up to the slide bar upper end, two relative elasticity spacing pieces of spacing inslot fixedly connected with.
Preferably, the two movable side walls of the breast board are both connected with the side wall of the fixed breast board in a sliding manner.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the movable breast board can be freely lifted through the rotating handle, and due to the matching of the screw rod and the nut, the movable breast board cannot descend after the rotating handle is loosened, so that the breast board can be lifted more conveniently by the rotating handle positioned on the side edge of the vehicle body;
2. through the operation gag lever post for the inserted block breaks away from the spacing groove, can adjust the lift height of activity breast board, and to the height of highly freely adjusting the breast board of transportation goods, when guaranteeing goods safety, the maximum utilization in realization space.
Drawings
Fig. 1 is the utility model provides an adjustable breast board semitrailer of breast board's schematic structure.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is the utility model provides an adjustable breast board semitrailer's of breast board side view.
In the figure: the movable fence comprises a fixed fence 1, a movable fence 2, a fixed rack 3, a movable rod 4, a lifting gear 5, a movable gear 6, a sliding rack 7, a driven gear 8, a driving gear 9, a rotating handle 10, a screw rod 11, a nut 12, a moving rod 13, a sliding rod 14, a limiting block 15, a spring 16, an insertion block 17, a limiting rod 18 and an elastic limiting piece 19.
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.
Referring to fig. 1-3, a railing panel adjustable railing panel semi-trailer comprises a vehicle body, wherein a fixed railing panel 1 and two abutted movable railing panels 2 are arranged in the vehicle body, the side walls of the two movable railing panels 2 are both connected with the side wall of the fixed railing panel 1 in a sliding manner, the two movable railing panels can be more smoothly and safely lifted, the bottoms of the two movable railing panels 2 are both fixedly connected with a fixed rack 3, the side wall of the fixed railing panel 1 is rotatably connected with two movable rods 4, one end of each movable rod 4 is rotatably connected with a lifting gear 5, the lifting gear 5 is meshed with the fixed rack 3, and one end of each movable rod 4, which is far away from the lifting gear 5, is rotatably connected with a movable gear 6;
the bottom wall of the fixed breast board 1 is connected with a sliding rack 7 in a sliding way, two ends of the fixed rack 3 and the sliding rack 7 are both fixedly connected with limit blocks 15, the height of each limit block 15 is larger than the outer diameter of the lifting gear 5, each limit block 15 can prevent the lifting gear 5 from sliding out of the fixed rack 3, the sliding rack 7 is meshed with the movable gear 6, the bottom wall of the fixed breast board 1 is rotatably connected with the driven gear 8, the side wall of the fixed breast board 1 is rotatably connected with a driving gear 9, the driving gear 9 is meshed with the driven gear 8, the central position of the driving gear 9 is fixedly connected with a rotating handle 10, the rotating handle 10 penetrates through the side wall of the fixed breast board 1, the side wall of the driven gear 8 is fixedly connected with a screw rod 11, the top end of the screw rod 11 is fixedly connected with a limit plate, the length of the limit plate is larger than the outer diameter of the nut 12, the limit plate can prevent the nut 12 from separating from the screw rod 11 when moving upwards, the stability is improved, and the nut 12 is sleeved on the screw rod 11, the two sides of the nut 12 are respectively connected with a moving rod 13 in a rotating way;
one end of each of the two motion rods 13 far away from the nut 12 is rotatably connected with a sliding rod 14, the lower ends of the rotation parts of the motion rods 13 and the sliding rods 14 are fixedly connected with an insertion block 17, the side wall of the insertion block 17 is fixedly connected with a limiting rod 18, one end of the limiting rod 18 far away from the insertion block 17 penetrates through the side wall of the fixed breast board 1, the upper end of the sliding rod 14 is provided with a plurality of limiting grooves, two opposite elastic limiting pieces 19 are fixedly connected in the limiting grooves, the elastic limiting pieces 19 can be drawn out of the insertion block 17 by the limiting rods 18, the appropriate movable fence plate 2 can be selected to lift, the sliding rod 14 and the sliding rack 7 are on the same straight line, the spring 16 is arranged between the sliding rod 14 and the sliding rack 7, two ends of the spring 16 are fixedly connected with the side walls of the sliding rod 14 and the sliding rack 7 respectively, the spring 16 can prevent the sliding rod 14 from directly contacting with the sliding rack 7, the service life is prolonged, and when the movable fence plate 2 descends, the sliding rack 7 can be pulled back to the original place.
The utility model discloses in, it can make the driving gear 9 drive driven gear 8 and rotate to rotate 10 to rotate, make screw rod 11 rotate, nut 12 is along the motion of screw rod 11 direction, motion stick 13 drives the motion of slide bar 14, make the motion of slip rack 7, drive the motion of loose gear 6, make 5 motions of lifting gear, it goes up and down to drive movable breast board 2, gag lever post 18 can take out inserted block 17 from former spacing groove, and insert new spacing inslot, make two movable breast boards 2 not co-altitude that can go up and down, satisfy the high demand of different goods.
The indications of orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the invention and for simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an adjustable breast board semitrailer of breast board, includes the automobile body, its characterized in that, be equipped with a fixed breast board (1) and two balanced movable breast boards (2) in the automobile body, two equal fixedly connected with fixed rack (3) in activity breast board (2) bottom, fixed breast board (1) lateral wall rotates and is connected with two movable rods (4), movable rod (4) one end rotates and is connected with lifting gear (5), lifting gear (5) and fixed rack (3) meshing, movable rod (4) keep away from lifting gear (5) one end and rotate and be connected with loose gear (6), sliding connection has sliding rack (7) on fixed breast board (1) diapire, sliding rack (7) and loose gear (6) meshing, fixed breast board (1) diapire rotates and is connected with driven gear (8), fixed breast board (1) lateral wall rotates and is connected with driving gear (9), driving gear (9) and driven gear (8) meshing, driving gear (9) central point puts fixedly connected with and changes (10), change and run through fixed breast board (1) lateral wall to (10), driven gear (8) lateral wall fixedly connected with screw rod (11), the cover is equipped with nut (12) on screw rod (11), nut (12) both sides are rotated respectively and are connected with motion stick (13), two the one end that nut (12) were kept away from in motion stick (13) is rotated and is connected with slide bar (14), slide bar (14) and slip rack (7) are on same straight line.
2. The adjustable breast board semitrailer of claim 1, characterized in that both ends of the fixed rack (3) and the sliding rack (7) are fixedly connected with limit blocks (15), and the height of the limit blocks (15) is greater than the outer diameter of the lifting gear (5).
3. The breast board adjustable breast board semitrailer of claim 1, characterized in that a spring (16) is arranged between the sliding rod (14) and the sliding rack (7), and two ends of the spring (16) are respectively and fixedly connected with the side walls of the sliding rod (14) and the sliding rack (7).
4. The adjustable breast board semitrailer of claim 1, characterized in that a limiting plate is fixedly connected to the top end of the screw (11), and the length of the limiting plate is greater than the outer diameter of the nut (12).
5. The breast board semi-trailer with the adjustable breast board according to claim 1, characterized in that the lower end of the rotating part of the motion bar (13) and the sliding rod (14) is fixedly connected with an insert block (17), the side wall of the insert block (17) is fixedly connected with a limiting rod (18), one end of the limiting rod (18) far away from the insert block (17) penetrates through the side wall of the fixed breast board (1), the upper end of the sliding rod (14) is provided with a plurality of limiting grooves, and two opposite elastic limiting pieces (19) are fixedly connected in the limiting grooves.
6. The breast board adjustable breast board semitrailer of claim 1, characterized in that, the side walls of the two movable breast boards (2) are connected with the side wall of the fixed breast board (1) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022180620.1U CN214028898U (en) | 2020-09-29 | 2020-09-29 | Adjustable breast board semitrailer of breast board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022180620.1U CN214028898U (en) | 2020-09-29 | 2020-09-29 | Adjustable breast board semitrailer of breast board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214028898U true CN214028898U (en) | 2021-08-24 |
Family
ID=77350977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022180620.1U Active CN214028898U (en) | 2020-09-29 | 2020-09-29 | Adjustable breast board semitrailer of breast board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214028898U (en) |
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2020
- 2020-09-29 CN CN202022180620.1U patent/CN214028898U/en active Active
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