CN216139925U

CN216139925U - Automobile box body with step ladder

Info

Publication number: CN216139925U
Application number: CN202121734190.1U
Authority: CN
Inventors: 李辉; 徐勇; 程志能; 熊勇
Original assignee: Dongfeng Off Road Vehicle Co Ltd
Current assignee: Dongfeng Off Road Vehicle Co Ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-03-29
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses an automobile box with a step ladder, which comprises a box body, a box door, a hinge, a plurality of fixed bases and a linkage mechanism, wherein one side of the box door is connected with the box body through the hinge, the fixed bases are positioned on the box door, one end of the linkage mechanism is connected with the fixed bases, and the linkage mechanism is foldable and can be unfolded and retracted along with the opening and closing of the box door.

Description

Automobile box body with step ladder

Technical Field

The utility model relates to the technical field of automobiles, in particular to an automobile box with a step ladder.

Background

At present, after a cargo box or a shelter is additionally arranged on commercial vehicles at home and abroad, the left and right sides of the bottom of the cargo box or the shelter are higher in ground height, and do not meet the mandatory requirements of regulations, so that side guardrails are often arranged on the left and right sides of the bottom of the cargo box or the shelter to meet the requirements of the regulations, and external objects are prevented from entering the vehicle bottom from the left and right sides of the bottom of the cargo box or the shelter.

In order to improve the usable space of a vehicle, a box body is often arranged to replace a side guardrail, the box body can be used for storing goods with small volume, but the box body is still a certain distance away from the ground, so that people can not conveniently get on or off the box body or load the goods, the boarding step ladder is often required to be independently configured, the problem of scratch and tear caused by the overall size of the vehicle is avoided due to the daily use of the vehicle, the stepping ladder is often designed into a recyclable single stepping ladder form, the stepping ladder is taken out of the box body during use, and the stepping ladder is taken back into the box body after use, so that the problem of occupying the usable space of the vehicle is solved.

The utility model discloses a utility model patent that the publication number is CN203739765 introduces a van box structure of step ladder is stepped on in area, step ladder is stepped on to fixed two steps on the box door, realize stepping on folding and unfolding of ladder through switching box door, this kind of structure is stepped on the ladder and is needed the chamber door and overturn downwards to with ground contact, rely on and form the slope form with the support on ground and trample the getting on bus in order to make things convenient for personnel, when ground environment is complicated or the box arranges higher, there is difficulty or unable contact ground in this ladder bottom of stepping on and ground contact, the use of this structure has been restricted, and simultaneously, because of stepping on the ladder can not fold and deposit, receive its external dimension's requirement, also will seriously influence the function of accomodating of box.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the conventional automobile box body step ladder, the utility model aims to provide the automobile box body step ladder which is integrated in a box body, can be folded and stored in the box body and does not need to be contacted with the ground at the lower end of the step ladder when in use.

In order to realize the purpose, the technical scheme of the utility model is as follows:

the utility model provides a car box of step is stepped on in area, includes box body, box door, hinge, a plurality of unable adjustment base and link gear, and one side of box door passes through hinged joint with the box body and is in the same place, and unable adjustment base is located the box door, and link gear one end is connected with unable adjustment base, and the box door is used for stepping on the first step of step after opening, and link gear includes that at least second step is stepped on.

Furthermore, the number of the fixed bases is two, and the two fixed bases are symmetrically arranged at two ends of the box body door.

Further, the linkage mechanism further comprises a first linkage pull rod, a second linkage pull rod, a sliding side of the sliding rail and the sliding rail; one end of the first linkage pull rod is connected with the fixed base, the other end of the first linkage pull rod is connected with one end of the second linkage pull rod, the other end of the second linkage pull rod is connected with the sliding side of the sliding rail, and the sliding side of the sliding rail slides along the sliding rail.

Furthermore, the fixed base comprises two oppositely arranged clamping pieces protruding out of the box body door, one end of the first linkage pull rod is positioned between the two clamping pieces, bolt holes are symmetrically formed in the two clamping pieces, bolt holes are formed in the end portion of the first linkage pull rod, and bolts penetrate through the two clamping pieces and the bolt holes in the first linkage pull rod to connect the fixed base and the first linkage pull rod together.

Furthermore, the sliding track is arranged in the box body, and the sliding track is a box body framework in the box body.

Furthermore, one end of the first linkage pull rod is hinged with the fixed base, the other end of the first linkage pull rod is hinged with one end of the second linkage pull rod, and the other end of the second linkage pull rod is hinged with the sliding side of the sliding track.

Furthermore, the first linkage pull rod is hinged with the second linkage pull rod through a bolt, and the first linkage pull rod rotates from the inside of the box body to the outside of the box body or rotates from the outside of the box body to the inside of the box body by taking the bolt for connecting the first linkage pull rod and the second linkage pull rod as a rotating shaft.

Furthermore, the two fixing bases are respectively connected with a first linkage pull rod, the two first linkage pull rods are respectively connected with a second linkage pull rod, the two second linkage pull rods are respectively connected with the sliding sides of a sliding track, a horizontal plate is connected between the two sliding sides, and the horizontal plate is used for stepping at the second step of the step ladder.

Furthermore, gaskets are arranged on two sides of a hinged position of one end of the first linkage pull rod and the fixed base, two sides of a hinged position of the first linkage pull rod and the second linkage pull rod, and two sides of a hinged position of the second linkage pull rod and a sliding side of the sliding rail, and the gaskets are nylon gaskets.

Furthermore, the hinge comprises a fixed side, a movable side and a limiting surface; the fixed side is arranged on the box body, the movable side is arranged on the box door, and the fixed side and the movable side are connected together through a limiting surface.

The beneficial effects of the technical scheme are as follows:

1. if the recyclable single step ladder is used for the automobile box body, a person needs to firstly try to enter the box body to take the step ladder out of the box body when the recyclable single step ladder is used, the step ladder is recycled into the box body after the recyclable single step ladder is used, the use is inconvenient, and the recyclable single step ladder occupies a larger box body accommodating space; the stepping ladder provided by the utility model can be folded and stored in the box body, so that the use space of the box body is saved, and the use rate of the vehicle space is improved.

2. The step ladder linkage structure provided by the utility model has the advantages that the bearing framework arranged in the box body is replaced by the sliding rail, the sliding rail can be used as a sliding chute and also can be used as the bearing framework, the arrangement of the sliding rail of the linkage structure does not need to increase raw materials, the box body space is not occupied additionally, and the raw materials and the box body space are saved.

3. The box body door is fixed by the self-limiting hinge after being opened, and the box body door is not required to be turned downwards to be in contact with the ground, so that the use of the step ladder is not limited by the terrain, and the step ladder can be used under the condition of complex ground environment.

Drawings

FIG. 1 is a schematic view of the present invention.

FIG. 2 is a schematic view of the hinge of the present invention.

FIG. 3 is a schematic view of a linkage mechanism according to the present invention.

FIG. 4 is a schematic view of a fixing base according to the present invention.

Fig. 5 is a schematic view of the door of the container body of the present invention in an opened state.

Fig. 6 is a schematic view of the case door of the present invention in a state during the opening or closing process.

Fig. 7 is a schematic view of the door of the container body of the present invention in a closed state.

In the figure: the box body 1, the box door 2, the hinge 3, the fixed side 31, the movable side 32, the limiting surface 33, the fixed base 4, the linkage mechanism 5, the first linkage pull rod 51, the second linkage pull rod 52, the sliding side 53, the sliding track 54 and the gasket 6.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further described below with reference to the accompanying drawings.

In the present embodiment, as shown in fig. 1, an automobile box with a step ladder comprises a box body 1 and a rectangular box door 2, wherein one side of the box door 2 is connected with the box body 1 through a hinge 3.

The box body 1 may be an accessory box suspended below the side of the truck or a cargo container located below the shelter.

The box door 2 is not only an opening and closing part of the box body, but also a first step of the step ladder after the box door 2 is opened.

Hinge 3 is from the spacing hinge, possesses from the spacing function, and hinge 3 both is the swivelling joint mechanism that box door 2 opened, also bears for first step and provides the support. As shown in fig. 2, the hinge 3 includes a fixed side 31, a movable side 32 and a limiting surface 33; the fixed side 31 is arranged on the box body 1, the movable side 32 is arranged on the box door 2, and the fixed side 31 and the movable side 32 are connected together through a limiting surface 33.

Hinge 3 is as the partly of step ladder bearing structure, and the spacing angle of hinge 3 carries out the customization design according to the height of box apart from ground and personnel operation requirement, in this embodiment, as fig. 1 and fig. 2, the spacing angle of hinge 3 is 90 spacing, and box door 2 can only be opened to being parallel with the horizontal plane promptly, if need reduce the ground height of stepping on of first order, for example when the box minimum is too high apart from ground, can make box door 2 and ground become certain angle through the spacing angle of adjustment hinge 3 to reduce the height that personnel got on the bus and lifted the foot.

As shown in fig. 3, the linkage mechanism 5 includes a first linkage pull rod 51, a second linkage pull rod 52, a sliding side 53 of a linear sliding track, a sliding track 54, and a second step, the sliding side 53 can slide along the sliding track 54, a box framework is arranged above the inside of the automobile box body 1, and is used for bearing the box structure, in a specific implementation, the upper framework in the box body 1 can be arranged into a sliding chute and used as the sliding track 54, the sliding track 54 can be used as a bearing structure of the box body at the same time, and the sliding chute can be arranged inside the box body as the sliding track 54; the second step is a horizontal plate connected between the two sliding sides 53.

As shown in fig. 1, 3 and 4, two fixing bases 4 are respectively arranged at two sides of the box body door 2 adjacent to a connecting line of the box body door 2 and the box body 1, two fixing bases 4 are respectively connected with a first linkage pull rod 51, and the fixing bases 4 are hinged with the first linkage pull rods 51 through bolts; the two sides of the hinged position of the fixed base 4 and the first linkage pull rod 51 are provided with nylon gaskets 6, and the motion resistance is reduced by the self-lubricating effect of the nylon gaskets 6.

Bolt holes are formed in the two ends of the first linkage pull rod 51, the two ends of the second linkage pull rod 52 and the sliding side 53.

The fixing base 4 comprises two oppositely arranged clamping pieces protruding out of the box body door 2, one end of the first linkage pull rod 51 is located between the two clamping pieces, bolt holes are symmetrically formed in the two clamping pieces, and bolts penetrate through the two clamping pieces and the bolt holes in one end of the first linkage pull rod 51 to connect the fixing base and the first linkage pull rod 51 together.

One end of a first linkage pull rod 51 of the linkage mechanism 5 is hinged with the fixed base 4 through a bolt, the other end of the first linkage pull rod 51 is hinged with one end of a second linkage pull rod 52 through a bolt, the other end of the second linkage pull rod 52 is hinged with a sliding side 53 of the sliding track through a bolt, and nylon gaskets 6 are arranged at the hinged positions to reduce the motion resistance of the linkage structure.

The two fixed bases 4 are respectively connected with a first linkage pull rod 51, the two first linkage pull rods 51 are respectively connected with a second linkage pull rod 52, the two second linkage pull rods 52 are respectively connected with a sliding side 53 of a sliding track, and a horizontal plate is connected between the two sliding sides 53 and used for stepping at the second step of the step ladder.

As shown in fig. 3, 5 and 6, the second linkage rod 52 is hinged to the sliding side 53 by a bolt, and the second linkage rod 52 can drive the sliding side 53 to slide along the sliding rail 54.

The first linkage pull rod 51 rotates from the inside of the box body to the outside of the box body or rotates from the outside of the box body by taking a bolt for connecting the first linkage pull rod 51 and the second linkage pull rod 52 as a rotating shaft.

As shown in fig. 5, 6 and 7, when the box door 2 is opened, the linkage mechanism 5 is driven by the box door 2 to move, the first linkage rod 51 rotates from the inside of the box body to the outside of the box body by using a bolt connecting the first linkage rod 51 and the second linkage rod 52 as a rotating shaft, the first linkage rod 51 rotates to pull the second linkage rod 52 to move, the hinged position of the first linkage rod 51 and the second linkage rod 52 is gradually straightened, thereby driving the sliding side 53 of the linear sliding track to slide out along the sliding track 54, the second step correspondingly slides out of the box body, when the box door 2 is opened to the limit angle of the hinge 3, the whole step is completely opened, the linkage mechanism 5 can keep the stability of the whole step structure under the self weight of the box door 2 and the limit action of the hinge 3, and the hinge 3, the first linkage pull rod 51 and the second linkage pull rod 52 provide support for the bearing of the step.

When the box body door 2 is closed, the linkage mechanism 5 is driven by the box body door 2, the first linkage pull rod 51 takes a bolt connecting the first linkage pull rod 51 and the second linkage pull rod 52 as a rotating shaft, the bolt rotates in the box body from the outside of the box body, the first linkage pull rod 51 and the second linkage pull rod 52 are folded around the hinged position of the first linkage pull rod 51 and the second linkage pull rod 52, and meanwhile, the sliding side of the linear sliding track is pushed to slide along the sliding track 54 and be recovered into the box body.

Finally, it should be noted that: while the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that various changes in the form and details may be made therein without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a car box of step ladder is stepped on in area, includes box body (1), box door (2), hinge (3), and one side of box door (2) links together through hinge (3) with box body (1), its characterized in that: still include a plurality of unable adjustment base (4) and link gear (5), unable adjustment base (4) are located box door (2), and link gear (5) one end is connected with unable adjustment base (4), is used for stepping on the ladder first step after box door (2) are opened and steps on, and link gear (5) are including at least second step.

2. The car body with the step ladder as claimed in claim 1, wherein the plurality of fixed bases (4) is two, and the two fixed bases (4) are symmetrically arranged at both ends of the car body door (2).

3. The car body with a step ladder according to claim 1, characterized in that the linkage mechanism (5) further comprises a first linkage draw bar (51), a second linkage draw bar (52), a sliding side (53) of the sliding rail and a sliding rail (54); one end of the first linkage pull rod (51) is connected with the fixed base (4), the other end of the first linkage pull rod is connected with one end of the second linkage pull rod (52), the other end of the second linkage pull rod (52) is connected with the sliding side (53) of the sliding rail, and the sliding side (53) of the sliding rail slides along the sliding rail (54).

4. The car box with the step ladder according to claim 2 or 3, wherein the fixing base (4) comprises two opposite clamping pieces protruding from the box door (2), one end of the first linkage rod (51) is located between the two clamping pieces, the two clamping pieces are symmetrically provided with bolt holes, the end of the first linkage rod (51) is provided with bolt holes, and bolts pass through the two clamping pieces and the bolt holes on the first linkage rod (51) to connect the fixing base and the first linkage rod (51).

5. The car box with the step ladder as claimed in claim 3, wherein the sliding rail (54) is installed in the box body (1), and the sliding rail (54) is a box frame in the box body (1).

6. The car box with the step ladder as claimed in claim 3, wherein one end of the first linkage rod (51) is hinged with the fixed base (4), the other end is hinged with one end of the second linkage rod (52), and the other end of the second linkage rod (52) is hinged with the sliding side (53) of the sliding track.

7. The car box with the step ladder as claimed in claim 3, wherein the first linkage rod (51) is hinged to the second linkage rod (52) by a bolt, and the first linkage rod (51) rotates from the inside of the box to the outside of the box or rotates from the outside of the box by using the bolt connecting the first linkage rod (51) and the second linkage rod (52) as a rotation axis.

8. The car body with the step ladder according to claim 6, wherein the two fixed bases (4) are respectively connected with a first linkage pull rod (51), the two first linkage pull rods (51) are respectively connected with a second linkage pull rod (52), the two second linkage pull rods (52) are respectively connected with a sliding side (53) of a sliding track, and a horizontal plate is connected between the two sliding sides (53) and is used for stepping at the second step of the step ladder.

9. The car box with the step ladder as claimed in claim 6, wherein gaskets (6) are arranged on both sides of the hinge position of one end of the first linkage pull rod (51) and the fixed base (4), both sides of the hinge position of the first linkage pull rod (51) and the second linkage pull rod (52), and both sides of the hinge position of the second linkage pull rod (52) and the sliding side (53) of the sliding track, and the gaskets (6) are nylon gaskets.

10. The car box with the step ladder as claimed in claim 1, wherein the hinge (3) comprises a fixed side (31), a movable side (32) and a limiting surface (33); the fixed side (31) is arranged on the box body (1), the movable side (32) is arranged on the box body door (2), and the fixed side (31) and the movable side (32) are connected together through a limiting surface (33).