CN214930180U

CN214930180U - Semitrailer with variable box body

Info

Publication number: CN214930180U
Application number: CN202121860045.8U
Authority: CN
Inventors: 李�杰; 李印红
Original assignee: Tangshan Sanke Automobile Technology Co ltd
Current assignee: Tangshan Sanke Automobile Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-11-30
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the field of semitrailers, in particular to a semitrailer with variable boxes, which realizes the outward ejection of a deformation hydraulic cylinder on the inner surface through the deformation hydraulic cylinder by a deformation hydraulic cylinder and a deformation movable frame in a box deformation power component, ensures that the deformation movable frame has the effect of transverse movement under the help of a hinge plate of the movable frame, and simultaneously ensures that the deformation movable frame is connected with a front box plate or a rear box plate so as to ensure that the front box plate has the opening and closing effect above a low-pole fixed seat, and realizes the connection of the front box plate and the box deformation sliding block by a sliding block slide rail and a box deformation sliding block in the sliding block deformation sliding mechanism through the arranged box deformation sliding mechanism, thereby ensuring that the front box plate is pulled upwards by manually pushing the front box sliding block to effectively ensure that the box deformation sliding block has the sliding effect on the outer surface of the sliding block slide rail, the problem of among the prior art semitrailer not have the deformation slip is solved.

Description

Semitrailer with variable box body

Technical Field

The utility model relates to a semitrailer field particularly, relates to a variable box semitrailer.

Background

The semitrailer is a heavy transport vehicle connected with a semitrailer head through a traction pin, but the existing semitrailer box has some defects in the using process and needs to be improved, and the defects are as follows:

firstly, the change of a box body of an existing semitrailer needs to be carried out according to different requirements in the using process, but most of the existing box bodies adopt fixed structures and cannot change the box body, and secondly, the problem that the existing deformation mechanism cannot effectively deform the box body in an opening, closing and sliding mode is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the method aims at solving the problems of the prior art.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme: to improve the above problem, the present application is specifically such that: the utility model provides a variable box semitrailer, includes the internal surface of semitrailer floorbar is equipped with the fixed subassembly in chassis that is used for semitrailer chassis to fix, the fixed subassembly in chassis includes low-bar frame, warp sill bar, low pole fixing base, box side fence, side fence fixed plate, the last fixed surface of semitrailer sill bar is connected low-bar frame, the connection is inlayed to the surface of low-bar frame warp the sill bar, the both sides fixed connection who warp the sill bar the low pole fixing base, the both sides fixed connection who warp the sill bar the box side fence, the side surface fixed connection of box side fence the side fence fixed plate. The semi-trailer is characterized in that a wheel assembly used for moving the semi-trailer is arranged on the lower surface of the bottom beam of the semi-trailer, a box body assembly is arranged on the upper surface of the chassis fixing assembly, a box body deformation power assembly for transverse deformation of a box body is arranged on the inner surface of the box body assembly, and a box body deformation sliding mechanism for longitudinal deformation of the box body is arranged on the inner surface of the box body assembly.

As the preferred technical scheme of this application, warp the sill bar with low pole fixing base all is equipped with five, and all linear array is in the upper surface of low pole frame.

As the preferred technical scheme of this application, the wheel subassembly includes shock attenuation steel plate frame, shock attenuation frame, bolt fixing plate, axletree, semitrailer wheel, the lower fixed surface of semitrailer floorbar is connected shock attenuation steel plate frame, the outer surface mounting of shock attenuation steel plate frame is connected the shock attenuation frame, the connection is inlayed to the lower surface of shock attenuation frame bolt fixing plate, bolt fixing plate's internal surface fixed connection the axletree, the side surface rotation of axletree is connected the semitrailer wheel.

As the preferred technical scheme of this application, the shock attenuation steel plate frame the shock attenuation frame bolt fixing plate the axletree semitrailer wheel all is equipped with six, is symmetrical state.

As the preferred technical scheme of this application, the box subassembly includes last box board, preceding box board, box chamber door, back box board, the last fixed surface of low lever frame connects last box board, the front surface swing joint of last box board preceding box board, the surface of preceding box board opens and shuts and connects the box chamber door, the back surface swing joint of preceding box board back box board.

As the preferred technical scheme of this application, preceding box board with back box board all establishes warp sill bar both sides the surface of low pole fixing base.

As the preferred technical scheme of this application, box deformation power component includes pneumatic cylinder installation crossbeam, crossbeam mount, adjustable shelf hinged disk, deformation adjustable shelf, deformation pneumatic cylinder, deformation hydraulic stem, the right fixed surface of preceding box board connects pneumatic cylinder installation crossbeam, the external fixed surface of pneumatic cylinder installation crossbeam connects the crossbeam mount, the connection is inlayed to pneumatic cylinder installation crossbeam both sides the adjustable shelf hinged disk, the upper surface swing joint of adjustable shelf hinged disk the deformation adjustable shelf, the external fixed surface of adjustable shelf hinged disk connects the deformation hydraulic cylinder, the internal surface sliding connection of deformation hydraulic cylinder the deformation hydraulic stem.

As the preferred technical scheme of this application, the crossbeam mount, the adjustable shelf hinged disk warp the adjustable shelf warp the pneumatic cylinder warp the hydraulic stem that warp all is equipped with two, is the symmetric state, and warp the hydraulic stem through the connecting axle with warp the adjustable shelf and connect.

As the preferred technical scheme of this application, box deformation slide mechanism includes that box warp inner panel, slider slide rail, box warp the sliding block, the connection is inlayed to the rear surface of preceding box board the body warp the inner panel, the surface that the body warp the inner panel is inlayed and is connected the slider slide rail, the surface sliding connection of slider slide rail the box warp the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that:

in the scheme of the application:

1. through the arranged box body deformation power assembly, the deformation hydraulic cylinder and the deformation movable frame in the box body deformation power assembly realize that the deformation hydraulic cylinder on the inner surface is pushed out outwards through the deformation hydraulic cylinder, so that the deformation movable frame effectively plays a role in transverse movement under the help of a hinge plate of the movable frame, and meanwhile, the deformation movable frame and the front box body plate or the rear box body plate are enabled to play a role in opening and closing the front box body plate above the low-rod fixing seat, and the problem that a semitrailer does not have deformation in the prior art is solved;

2. through the box deformation sliding mechanism who sets up, slider slide rail and box deformation sliding block among the box deformation sliding mechanism have realized being connected preceding box board and box deformation sliding block, through the preceding box board of manual promotion, effectual messenger's box deformation sliding block plays gliding effect at the surface of slider slide rail to let preceding box board upwards pull up, solved among the prior art semitrailer not have deformation gliding problem.

Description of the drawings:

fig. 1 is a schematic structural view of a variable-box semitrailer provided by the present application;

fig. 2 is a front view of the semitrailer with a variable box provided by the present application;

FIG. 3 is a partial view of a box-deforming power assembly of the variable-box semitrailer provided by the present application;

FIG. 4 is a schematic view of a box-deforming sliding mechanism of the semitrailer with a variable box according to the present application;

fig. 5 is a top view of the chassis fixing assembly of the semitrailer with a variable box according to the present application;

FIG. 6 is a front view of a side rail of the trailer of the convertible case semi-trailer provided by the present application;

FIG. 7 is a front view of a housing assembly of the convertible housing semi-trailer provided herein;

fig. 8 is a front view of a front box plate of the semitrailer with a variable box according to the present application.

The following are marked in the figure:

1. a semitrailer bottom beam;

2. a chassis securing assembly; 201. a low pole frame; 202. deforming the bottom rod; 2021. a low-pole fixing seat; 203. a box body side rail; 2031. a side rail fixing plate;

3. a wheel assembly; 301. a damping steel plate frame; 3011. a shock-absorbing mount; 302. a bolt fixing plate; 303. a wheel shaft; 3031. semitrailer wheels;

4. a case assembly; 401. an upper case plate; 402. a front case plate; 4021. a box door of the box body; 403. a rear case plate;

5. a box body deformation power assembly; 501. a hydraulic cylinder is provided with a beam; 5011. a beam fixing frame; 502. the movable frame is hinged with the disc; 503. a deformable movable frame; 504. a deformation hydraulic cylinder; 505. a deformable hydraulic rod;

6. a box body deformation sliding mechanism; 601. a deformation inner plate of the box body; 602. a slider slide rail; 603. the box warp sliding block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and the features and technical solutions in the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

As shown in fig. 1-8, the present embodiment provides a semitrailer with a variable box, which includes a semitrailer bottom beam 1, a chassis fixing assembly 2 disposed on an inner surface of the semitrailer bottom beam 1 for fixing a semitrailer chassis, the chassis fixing assembly 2 including a low rod frame 201, a deformable bottom rod 202, a low rod fixing seat 2021, a box side rail 203, and a side rail fixing plate 2031, wherein the semitrailer bottom beam 1 is fixedly connected to the upper surface of the low rod frame 201, the deformable bottom rod 202 is embedded and connected to an outer surface of the low rod frame 201, two sides of the deformable bottom rod 202 are fixedly connected to the low rod fixing seat 2021, two sides of the deformable bottom rod 202 are fixedly connected to the box side rail 203, and a side surface of the box side rail 203 is fixedly connected to the side rail fixing plate 2031. The lower surface of the bottom beam 1 of the semitrailer is provided with a wheel component 3 for movement of the semitrailer, the upper surface of the chassis fixing component 2 is provided with a box body component 4, the inner surface of the box body component 4 is provided with a box body deformation power component 5 for transverse deformation of a box body, and the inner surface of the box body component 4 is provided with a box body deformation sliding mechanism 6 for longitudinal deformation of the box body.

In addition to the above embodiment, five deformable bottom bars 202 and five low bar holders 2021 are preferably provided, and are linearly arrayed on the upper surface of the low bar frame 201.

In a preferred embodiment, in addition to the above-mentioned mode, the wheel assembly 3 further includes a shock-absorbing steel plate frame 301, a shock-absorbing frame 3011, a bolt fixing plate 302, a wheel axle 303 and a semitrailer wheel 3031, the shock-absorbing steel plate frame 301 is fixedly connected to the lower surface of the semitrailer bottom beam 1, the shock-absorbing frame 3011 is mounted and connected to the outer surface of the shock-absorbing steel plate frame 301, the bolt fixing plate 302 is embedded and connected to the lower surface of the shock-absorbing frame 3011, the wheel axle 303 is fixedly connected to the inner surface of the bolt fixing plate 302, and the side surface of the wheel axle 303 is rotatably connected to the semitrailer wheel 3031.

In addition to the above embodiment, six shock-absorbing steel plate brackets 301, six shock-absorbing brackets 3011, six bolt fixing plates 302, six wheel shafts 303, and six semitrailer wheels 3031 are provided in a symmetrical state.

In a preferred embodiment, in addition to the above-described embodiment, the case unit 4 further includes an upper case plate 401, a front case plate 402, a case door 4021, and a rear case plate 403, the upper surface of the lower lever bracket 201 is fixedly connected to the upper case plate 401, the front surface of the upper case plate 401 is movably connected to the front case plate 402, the outer surface of the front case plate 402 is openably connected to the case door 4021, and the rear surface of the front case plate 402 is movably connected to the rear case plate 403.

In addition to the above embodiment, in a preferred embodiment, the front case plate 402 and the rear case plate 403 are both provided on the outer surfaces of the low bar holders 2021 on both sides of the deformable bottom bar 202.

In addition to the above-mentioned embodiments, the box deformation power assembly 5 further includes a hydraulic cylinder mounting beam 501, a beam fixing frame 5011, a movable frame hinge plate 502, a deformation movable frame 503, a deformation hydraulic cylinder 504, and a deformation hydraulic rod 505, wherein the hydraulic cylinder mounting beam 501 is fixedly connected to the right surface of the front box plate 402, the beam fixing frame 5011 is fixedly connected to the outer surface of the hydraulic cylinder mounting beam 501, the movable frame hinge plates 502 are connected to both sides of the hydraulic cylinder mounting beam 501 in an embedded manner, the deformation movable frame 503 is movably connected to the upper surface of the movable frame hinge plate 502, the deformation hydraulic cylinder 504 is fixedly connected to the outer surface of the movable frame hinge plate 502, and the deformation hydraulic rod 505 is slidably connected to the inner surface of the deformation hydraulic cylinder 504.

In addition to the above-described embodiments, two beam fixing brackets 5011, two movable bracket hinged disks 502, two deformable movable brackets 503, two deformable hydraulic cylinders 504, and two deformable hydraulic rods 505 are provided in a symmetrical state, and the deformable hydraulic rods 505 are connected to the deformable movable brackets 503 through connecting shafts.

In a preferred embodiment, in addition to the above embodiment, five case-deforming power modules 5 are provided, and are arranged in a linear array on the inner surface of the case module 4.

In addition to the above-described embodiment, the case deforming slide mechanism 6 preferably includes a case deforming inner plate 601, a slider slide rail 602, and a case deforming slide block 603, the connector deforming inner plate 601 is fitted to the rear surface of the front case plate 402, the slider slide rail 602 is fitted to the outer surface of the body deforming inner plate 601, and the case deforming slide block 603 is slidably connected to the outer surface of the slider slide rail 602.

This variable box semitrailer is when using: firstly, a low rod frame 201 is required to be installed on the surface of a bottom beam 1 of a semitrailer, after the low rod frame is fixed by a box body side rail 203, the semitrailer is connected with a vehicle head, the vehicle head drives wheels 3031 of the semitrailer to rotate through a wheel shaft 303, and when the semitrailer meets bumpy road conditions, a damping frame 3011 below a damping steel plate frame 301 effectively achieves a damping effect on the wheels 3031 of the semitrailer. Next, it is necessary to connect the hydraulic cylinder mounting cross member 501 between the front case plate 402 and the rear case plate 403, and after fixing the cross member mounting cross member 501 with the cross member fixing frame 5011, the deformation hydraulic cylinder 504 effectively pushes out the deformation hydraulic rod 505 on the inner surface outward, so that the deformation movable frame 503 has the effect of moving laterally with the help of the movable frame hinge plate 502, and at the same time, the deformation movable frame 503 is connected with the front case plate 402 and the rear case plate 403. Therefore, the front box plate 402 and the rear box plate 403 can be opened and closed above the low-bar fixing seat 2021 under the driving of the movement of the deformation movable frame 503. Finally, the front box body plate 402 needs to be connected with the box body deformation sliding block 603, and the front box body plate 402 is pushed manually, so that the box body deformation sliding block 603 effectively achieves a sliding effect on the outer surface of the sliding block sliding rail 602, and the front box body plate achieves a longitudinal sliding effect towards the box body deformation sliding block 402.

In the description of the present invention, it should be noted that the terms "upper" and "lower" indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship that the utility model is usually placed when using, or the orientation or position relationship that the skilled person usually understands, and such terms are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement may be made to the present invention; all the technical solutions and modifications without departing from the spirit and scope of the present invention are covered by the claims of the present invention.

Claims

1. A semitrailer with a variable box body comprises a semitrailer bottom beam (1) and is characterized in that a chassis fixing component (2) for fixing a semitrailer chassis is arranged on the inner surface of the semitrailer bottom beam (1), the chassis fixing component (2) comprises a low rod frame (201), a variable bottom rod (202), a low rod fixing seat (2021), a box side rail (203) and a side rail fixing plate (2031), the upper surface of the semitrailer bottom beam (1) is fixedly connected with the low rod frame (201), the outer surface of the low rod frame (201) is connected with the variable bottom rod (202) in an embedded manner, two sides of the variable bottom rod (202) are fixedly connected with the low rod fixing seat (2021), two sides of the variable bottom rod (202) are fixedly connected with the box side rail (203), the side surface of the box side rail (203) is fixedly connected with the side rail fixing plate (2031), a wheel component (3) for moving the semitrailer is arranged on the lower surface of the semitrailer bottom beam (1), the upper surface of the chassis fixing component (2) is provided with a box body component (4), the inner surface of the box body component (4) is provided with a box body deformation power component (5) for transverse deformation of the box body, and the inner surface of the box body component (4) is provided with a box body deformation sliding mechanism (6) for longitudinal deformation of the box body.

2. The semitrailer with variable box according to claim 1, characterized in that said bottom rod (202) and said lower rod holder (2021) are provided with five and all linear arrays on the upper surface of said lower rod frame (201).

3. The semitrailer with the variable box body according to claim 2, characterized in that the wheel assembly (3) comprises a damping steel plate frame (301), a damping frame (3011), a bolt fixing plate (302), a wheel axle (303) and semitrailer wheels (3031), wherein the lower surface of the semitrailer bottom beam (1) is fixedly connected with the damping steel plate frame (301), the damping frame (3011) is connected to the outer surface of the damping steel plate frame (301), the bolt fixing plate (302) is connected to the lower surface of the damping frame (3011) in an embedded mode, the wheel axle (303) is fixedly connected to the inner surface of the bolt fixing plate (302), and the side surface of the wheel axle (303) is rotatably connected with the semitrailer wheels (3031).

4. A semitrailer with a variable box according to claim 3, characterised in that six of the shock-absorbing steel plate brackets (301), the shock-absorbing brackets (3011), the bolt fixing plates (302), the wheel axles (303) and the semitrailer wheels (3031) are arranged symmetrically.

5. The semitrailer with the variable box body according to claim 1, characterized in that the box body assembly (4) comprises an upper box body plate (401), a front box body plate (402), a box body door (4021) and a rear box body plate (403), wherein the upper surface of the low lever bracket (201) is fixedly connected with the upper box body plate (401), the front surface of the upper box body plate (401) is movably connected with the front box body plate (402), the outer surface of the front box body plate (402) is connected with the box body door (4021) in an opening and closing manner, and the rear surface of the front box body plate (402) is movably connected with the rear box body plate (403).

6. A semitrailer with a variable box according to claim 5, characterised in that the front and rear body plates (402, 403) are both arranged on the outer surface of the low-lever fastening seat (2021) on both sides of the bottom deformable rod (202).

7. The variable-box semitrailer of claim 6, characterized in that the box deformation power assembly (5) comprises a hydraulic cylinder mounting beam (501), a beam fixing frame (5011), a movable frame hinged disk (502), a deformation movable frame (503), a deformation hydraulic cylinder (504) and a deformation hydraulic rod (505), the right surface of the front box body plate (402) is fixedly connected with a hydraulic cylinder mounting cross beam (501), the outer surface of the hydraulic cylinder mounting cross beam (501) is fixedly connected with the cross beam fixing frame (5011), the two sides of the hydraulic cylinder mounting beam (501) are embedded and connected with the movable frame hinged disk (502), the upper surface of the movable frame hinged disk (502) is movably connected with the deformable movable frame (503), the outer surface of the movable frame hinged disc (502) is fixedly connected with the deformation hydraulic cylinder (504), the inner surface of the deformation hydraulic cylinder (504) is connected with the deformation hydraulic rod (505) in a sliding mode.

8. The semitrailer with the variable box according to claim 7, characterized in that the crossbeam fixing frame (5011), the movable frame hinged disk (502), the variable movable frame (503), the variable hydraulic cylinder (504) and the variable hydraulic rod (505) are all arranged in a symmetrical state, and the variable hydraulic rod (505) is connected with the variable movable frame (503) through a connecting shaft.

9. The variable-box semitrailer of claim 8, characterized in that the box deformation sliding mechanism (6) comprises a box deformation inner plate (601), a sliding block sliding rail (602) and a box deformation sliding block (603), wherein the rear surface of the front box plate (402) is embedded and connected with the box deformation inner plate (601), the outer surface of the box deformation inner plate (601) is embedded and connected with the sliding block sliding rail (602), and the outer surface of the sliding block sliding rail (602) is slidably connected with the box deformation sliding block (603).