CN211008428U

CN211008428U - Car as a house steps on extension ladder

Info

Publication number: CN211008428U
Application number: CN201920924434.9U
Authority: CN
Inventors: 王勇
Original assignee: Changzhou Ludaman Intelligent Technology Co ltd
Current assignee: Changzhou Ludaman Intelligent Technology Co ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-07-14
Anticipated expiration: 2029-06-19

Abstract

The utility model provides a caravan roof climbing extension ladder, which comprises a base component and a ramp component, wherein the base component is fixedly connected with a roof, the ramp component is positioned inside the base component, and one end of the ramp component is rotatably connected with the base component; this device adopts ramp subassembly and base member complex mode, after the base member was pulled out completely to the ramp subassembly, the ramp board is automatic to overturn downwards under the action of gravity until with ground contact, the ramp board keeps certain slope, be convenient for loading and unloading of car as a house roof equipment or luggage article, the convenience of use of car as a house has been improved, and the ramp subassembly is located the inside of base member when accomodating, the structure is compacter, the space of roof has been saved, can not lead to the reduction of space in the carriage because the restriction of vehicle height standard, the bearing capacity of vehicle has been guaranteed.

Description

Car as a house steps on extension ladder

Technical Field

The utility model relates to a car as a house technical field especially relates to a car as a house steps on extension ladder.

Background

With the development of the automobile industry and the improvement of the living standard, the purpose of the automobile is continuously extended, not only as a tool for riding instead of walk, but also as a bearing device for work, leisure and entertainment, for example, special vehicles such as communication vehicles and inspection vehicles modified by finished automobiles, or recreational vehicles, etc., all of which need to be configured with a lot of special equipment, because of the limitation of the internal space, part of the equipment or luggage articles need to be fixed on the top of the automobile and can be dismounted when needed, the existing vehicle top ladder usually adopts a stair type structure, for example, patent "CN 107585107A" discloses a vehicle-mounted telescopic top ladder, the top ladder is matched with the tail of the automobile to realize top climbing after being pulled out, the handrail protrudes out of the upper part of the automobile top when being stored, the device can realize the ascending and descending of personnel, but can not load and unload the cargos on the automobile top, so that the loading and unloading of the equipment or luggage articles on the automobile, and because of the restriction of the height standard of the vehicle, the height of the carriage must be reduced by adopting the climbing ladder stand, so that the volume of the carriage is reduced, and the use convenience of the vehicle is seriously influenced.

Disclosure of Invention

In order to overcome the following problems in the prior art, the conventional vehicle top ladder is usually in a stair-type structure, so that people can get on and off, but the cargos on the top of the vehicle cannot be loaded and unloaded, so that the loading and unloading of the car top equipment or the luggage articles are troublesome, and the efficiency is low; the utility model provides a car as a house steps on extension ladder, its characterized in that: the vehicle roof ramp assembly comprises a base component and a ramp component, wherein the base component is fixedly connected with a vehicle roof, the ramp component is positioned in the base component, one end of the ramp component is rotatably connected with the base component, the base component is of a U-shaped structure, and the ramp component is rotatably connected with two side surfaces in the U-shaped interior of the base component.

On this basis, the base part includes the slip space, the slip space is C type structure, is located the inboard of base part "U" font, and the slip space is 2, along the both sides limit symmetrical arrangement of "U" font, the both sides of ramp assembly are located the slip space.

On the basis, the base part comprises a limiting device, the limiting device is positioned in a sliding space of the U-shaped open end of the base part, and the ramp assembly is positioned on the inner side of the limiting device and is prevented from sliding from the base part.

On the basis, the limiting device is of an L-type structure, a L-type horizontal section faces a ramp assembly, and the ramp assembly is located above a L-type horizontal section.

On the basis, the ramp assembly comprises a drawing end and a connecting end, the drawing end is close to the opening end of the U-shaped base part and is located inside the limiting device, and the connecting end is close to the closed end of the U-shaped base part and is rotatably connected with the base part.

On the basis, the drawing end comprises a handle which is arranged along the width direction of the ramp component and is convenient for the ramp component to be drawn out.

On this basis, the base part includes the anticollision piece, the anticollision piece is located the inboard bottom of base part "U" font structure blind end, the link includes the stopper, the stopper is located the terminal surface of link, stopper and anticollision piece one-to-one reduce the vibrations when the ramp subassembly is accomodate.

On the basis, the limiting block is of a rectangular structure, a conical protrusion is arranged at the end part of the limiting block, the anti-collision block is of a rectangular structure, a conical groove is arranged at the end part of the anti-collision block, and the protrusion and the groove are matched to achieve buffering of the ramp assembly.

On the basis, the drawing end comprises a foot which is positioned on the lower surface of the drawing end, and the axis of the foot is perpendicular to the drawing direction of the ramp assembly.

On this basis, the connecting end includes the wheel that rolls, the wheel that rolls is located the connecting end both sides face, the plane of wheel that rolls is parallel with the pull direction of ramp subassembly, the wheel that rolls is located inside the sliding space.

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

1. the device adopts the way of matching the ramp assembly with the base member, and after the ramp assembly is completely pulled out of the base member, one end of the ramp plate rotates relative to the base member under the action of gravity until the ramp plate is contacted with the ground, so that the ramp assembly keeps a certain inclination, the loading and unloading of roof equipment or luggage articles of a motor home are facilitated, and the convenience of the motor home is improved.

2. The ramp component of the device is positioned inside the base component when being stored, the structure is compact, the space of the roof is saved, the space in the carriage is not reduced due to the limitation of the height standard of the vehicle, and the bearing capacity of the vehicle is ensured.

Drawings

Fig. 1 is a schematic view of a storage structure according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of a portion B of FIG. 1;

fig. 3 is a schematic diagram of an expanded structure of the embodiment of the present invention;

FIG. 4 is a schematic structural view of a ramp assembly according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an anti-collision block according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a limiting block according to an embodiment of the present invention;

in the figure: 1. base member, 11, stop device, 12, bumper, 3, ramp assembly, 31, pull end, 311, handle, 312, foot, 32, connection end, 321, roller, 322, stop.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1-6, the utility model discloses a caravan step on top extension ladder is schematically shown.

The utility model discloses a roof boarding ladder of a caravan, as shown in fig. 1 and 3, comprising a base member 1 and a ramp assembly 3, the base member 1 is fixedly connected with a roof, the ramp assembly 3 is positioned inside the base member 1, one end of the ramp assembly 3 is rotatably connected with the base member 1, the ramp assembly 3 slides left and right relative to the base member 1 to realize the unfolding and the storage of the ramp assembly 3, when the ramp assembly 3 is unfolded, the bottom of the ramp assembly is in contact with the ground to keep the ramp assembly 3 at a certain gradient, the loading and unloading of the caravan or luggage items are facilitated, when the ramp assembly 3 is stored, the ramp assembly 3 is positioned inside the base member 1, the structure is compact to ensure the bearing capacity of a vehicle, when the ramp assembly 3 is stored, the base member 1 is lifted up, the frame structure is of a frame structure, the base member 1 is of a U-shaped frame structure, the bottom of the ramp assembly is fixedly connected with a roof rack frame, the roof boarding ladder is fixedly connected with a vehicle to ensure the reliability when the bottom of the ramp assembly 3 is positioned in a bottom of a ramp assembly 3 and a bottom of a ramp assembly 3, the ramp assembly 3 is positioned in a bottom of a bottom side of.

The working principle is as follows:

unfolding, lifting the drawing end 31 to be higher than the vertical section of the 'L' shape of the limiting device 11, separating from the limiting device 11, then drawing outwards until the connecting end 32 is contacted with the horizontal section of the 'L' shape of the limiting device 11, and rotating the drawing end 31 downwards to be contacted with the ground.

In the storage, the drawing end 31 is lifted up and pushed to be contracted towards the inside of the base member 1 as the base member 1, until the drawing end 31 is positioned above the horizontal section of the limiting device 11 'L', and the vertical section of the limiting device 11 'L' limits the drawing end 31.

The device adopts the way that the ramp component 3 is matched with the base component 1, after the ramp component 3 is completely pulled out of the base component 1, the ramp plate 3 automatically turns downwards relative to the base component 1 under the action of gravity until contacting with the ground, the ramp plate 3 keeps a certain gradient, equipment or luggage articles can slide down along the gradient, the loading and unloading of the equipment or the luggage articles on the roof of the caravan are convenient, the use convenience of the caravan is improved, and the ramp component 3 is positioned in the base component 1 when being stored, the structure is compact, the space of the roof is saved, the space in the compartment can not be reduced due to the limitation of the height standard of the vehicle, and the bearing capacity of the vehicle is ensured.

While the foregoing specification illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a car as a house step on top extension ladder which characterized in that: the vehicle roof slope assembly comprises a base component (1) and a slope component (3), wherein the base component (1) is fixedly connected with a vehicle roof, the slope component (3) is located inside the base component (1), one end of the slope component (3) is rotatably connected with the base component (1), the base component (1) is of a U-shaped structure, and the slope component (3) is rotatably connected with two side faces of the U-shaped inside of the base component (1).

2. The caravan roof boarding extension ladder of claim 1, characterized in that: the base part (1) comprises sliding spaces (15), the sliding spaces (15) are C-shaped structures and are located on the inner side of a U shape of the base part (1), the number of the sliding spaces (15) is 2, the sliding spaces are symmetrically arranged along two side edges of the U shape, and two sides of the ramp component (3) are located in the sliding spaces (15).

3. The caravan roof boarding extension ladder of claim 2, characterized in that: the base part (1) comprises a limiting device (11), the limiting device (11) is positioned in a sliding space (15) of the U-shaped opening end of the base part (1), and the ramp component (3) is positioned on the inner side of the limiting device (11) and prevents the ramp component (3) from sliding off the base part (1).

4. A caravan roof boarding ladder according to claim 3, characterized in that the stop device (11) is of an "L" type structure, the "L" type horizontal segment faces the ramp assembly (3), and the ramp assembly (3) is located above the "L" type horizontal segment.

5. The caravan roof boarding extension ladder of claim 3, characterized in that: the ramp assembly (3) comprises a drawing end (31) and a connecting end (32), the drawing end (31) is close to the U-shaped open end of the base component (1) and is positioned inside the limiting device (11), and the connecting end (32) is close to the U-shaped closed end of the base component (1) and is rotatably connected with the base component (1).

6. The caravan roof boarding extension ladder of claim 5, characterized in that: the pulling end (31) comprises a handle (311), and the handle (311) is arranged along the width direction of the ramp component (3) to facilitate the pulling out of the ramp component (3).

7. The caravan roof boarding extension ladder of claim 5, characterized in that: the base part (1) includes anticollision piece (12), anticollision piece (12) are located the inboard bottom of base part (1) "U" font structure closed end, link (32) include stopper (322), stopper (322) are located the terminal surface of link (32), stopper (322) and anticollision piece (12) one-to-one reduce the vibrations when ramp assembly (3) accomodate.

8. The caravan roof boarding extension ladder of claim 7, characterized in that: the limiting block (322) is of a rectangular structure, a conical protrusion is arranged at the end part of the limiting block, the anti-collision block (12) is of a rectangular structure, a conical groove is arranged at the end part of the anti-collision block, and the protrusion and the groove are matched to realize buffering of the ramp assembly (3).

9. The caravan roof boarding extension ladder of claim 5, characterized in that: the drawing end (31) comprises a foot (312), the foot (312) is located on the lower surface of the drawing end (31), and the axis of the foot (312) is perpendicular to the drawing direction of the ramp assembly (3).

10. The caravan roof boarding extension ladder of claim 9, characterized in that: the connecting end (32) comprises rolling wheels (321), the rolling wheels (321) are located on two side faces of the connecting end (32), the plane of each rolling wheel (321) is parallel to the drawing direction of the ramp component (3), and the rolling wheels (321) are located inside the sliding space (15).