CN108099751B

CN108099751B - Double-layer large-space solar motor home capable of being unfolded and folded quickly

Info

Publication number: CN108099751B
Application number: CN201711349659.8A
Authority: CN
Inventors: 彭昌海; 严星瑶
Original assignee: Southeast University
Current assignee: Southeast University
Priority date: 2017-12-15
Filing date: 2017-12-15
Publication date: 2020-05-08
Anticipated expiration: 2037-12-15
Also published as: CN108099751A

Abstract

The invention discloses a double-layer large-space solar caravan capable of being unfolded and folded quickly, which comprises a headstock, a caravan body, a power box and a use space, wherein the headstock is connected with the caravan body, a control box is arranged in the headstock, the power box is arranged in the caravan body, the use space comprises a central caravan body, an upper unfolded space, a left unfolded body and a right unfolded body which are connected, the central caravan body is arranged above the caravan body, the left unfolded body and the right unfolded body are respectively arranged at two sides of the central caravan body, the upper unfolded space is arranged above the central caravan body, and the rear end of the central caravan body is provided with an inlet, an outlet and a foldable stair. Is a convenient, comfortable and environmentally friendly motor home or building.

Description

Double-layer large-space solar motor home capable of being unfolded and folded quickly

Technical Field

The invention belongs to the technical field of motor homes, and particularly relates to a double-layer large-space solar motor home capable of being unfolded and folded quickly, which relates to a solar energy collecting, storing and converting system, a high-precision hydraulic transmission structure, a sealing system, an electromagnetic suspension technology and various intelligent home systems.

Background

With the economic development and the change of the psychological needs and consumption modes of people in the future, the living mode of people is changed day by day, and the traditional mode of living by house can be replaced: the young people select multi-city environment, and the life experienced by various regions becomes a trend. But the existing motor home design is not suitable for the future trend: 1. the existing caravan design mainly aims at designing tourism caravans for traveling, is narrow and intensive in space, only aims at meeting the basic life requirement in a short time, and cannot meet the requirements of long-time independent life on article storage, energy richness, comfortable life space and rich use function; 2. the existing motor home with the trend of expanding space is designed in a mechanical assembly mode, cannot be flexibly folded to transfer the geographic position, and has the defect of complex work when the space is unfolded and folded; 3. energy problems are as follows: the refrigerator, the television, the air conditioner and the like on the motor home belong to energy-consuming articles, energy is provided only by gasoline, and the motor home is obviously economically very unpractical, and meanwhile, when a user drives to a remote place, the user is difficult to find a gas station in time, and on the contrary, trouble is brought to driving on the way.

Disclosure of Invention

In order to solve the problems, the invention discloses a double-layer large-space solar motor home capable of being unfolded and folded quickly, wherein a roof and a floor are automatically and quickly unfolded and folded, the space extension degree is high, the use is flexible and changeable, the applicability is wide, the intelligent degree is high, the independence is strong, and the double-layer large-space solar motor home is suitable for long-time living.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the utility model provides a can expand fast and double-deck big space solar car as a house that folds, includes locomotive, automobile body, headstock, usage space, the automobile body is connected to the locomotive, is equipped with the control box in the locomotive, the headstock sets up in the automobile body, the usage space is including the central automobile body that links to each other, upper portion expansion space, the left side expansion body, the right side expansion body, central automobile body sets up in the automobile body top, the left side expansion body, the right side expansion body set up respectively in central automobile body both sides, and upper portion expansion space sets up in central automobile body top, and central automobile body rear end is equipped with exit and collapsible stair.

Furthermore, the left side expansion body and the right side expansion body have the same structure and are symmetrical in position, the left side expansion body comprises a side wall body, a front wall body, a rear wall body, a roof panel, a ground panel and steel guide rails, the side wall body, the front wall body, the rear wall body, the roof panel and the ground panel form a semi-closed structure with a right opening, slide rails are arranged on the inner sides of the front wall body and the rear wall body, the ground panel and the roof panel can be vertically folded to the side surface of the central vehicle body, the number of the steel guide rails is 4, the front wall body and the rear wall body are respectively arranged on two steel guide rails on the outer side, the ground panel is arranged on two steel guide rails in the middle, the tail ends of the steel guide rails are connected with lifting rods below the central vehicle body, suspension type single hydraulic pillars are arranged at the head parts of the steel guide rails, the foldable solar car is characterized in that an equipment space is arranged between the upper unfolding space and the upper part of the central car body, steps are arranged on the side faces of the central car body to communicate with the upper unfolding space, the upper unfolding space is of a closed structure formed by two layers of side wall bodies, two layers of front wall bodies, two layers of rear wall bodies and two layers of roof panels, the two layers of side wall bodies can be folded inwards, the two layers of roof panels are formed by connecting two solar roof panels, and a transparent elastic connecting piece is arranged between the two solar roof panels.

Furthermore, the folding corners of the roof panel and the ground panel are provided with sealing strips.

Further, the inclination angle of the roof panel is 10 degrees.

Furthermore, the inclination angle of the two layers of roof panels is 15 degrees.

Furthermore, a plurality of movable wall bodies are arranged in the compartment of the central vehicle body, a circuit is arranged in the ground board to generate magnetic levitation force, and the movable wall bodies are fixed and pushed by the magnetic levitation force.

Furthermore, a water falling groove is arranged on the side face of the lower point of the roof panel.

Furthermore, one side of the foldable stair is provided with a foldable barrier-free platform.

Furthermore, the side wall body, the front wall body, the rear wall body, the two layers of side wall bodies, the two layers of front wall bodies and the two layers of rear wall bodies are provided with ventilating windows.

Unfolding the caravan:

firstly, parking the vehicle to a proper orientation to ensure that one side of the roof solar panel faces south after being unfolded;

secondly, starting a caravan control system in the control box, pressing an expansion key, transmitting power by the power box, expanding the steel guide rail, adjusting the steel guide rail to a uniform height under the adjustment of the lifting rod after the rotation of the steel guide rail is finished, and extending out a suspended single hydraulic prop from the tail end of the steel guide rail to be attached to the ground after the height adjustment of the steel guide rail is finished so as to form a bottom supporting structure of an expansion part;

thirdly, the front wall body and the rear wall body are horizontally rotated by 90 degrees and opened to be parallel to the steel guide rail by means of force transmission of the power box, and meanwhile, the two layers of front wall bodies and the two layers of rear wall bodies are vertically rotated by 90 degrees and opened;

fourthly, force is transferred by means of a power box, the side wall body slides outwards along the sliding rail, and meanwhile the roof panel and the ground panel are driven to be opened until the side wall body pushes the tail end of the steel guide rail, pushing is completed, the upper unfolding space transfers force by means of power in the equipment space between the first floor and the second floor, the side wall body on the second floor is unfolded to obtain a space between the second floor, and the roof panel on the second floor is opened in a herringbone shape;

fifthly, the inner wall body slides by depending on the circuit in the floor board according to the set use space requirement, and the use space in the left side expansion body and the right side expansion body is divided; the furniture in the upper unfolding space is pulled out from the equipment space, meanwhile, the foldable stairs connected with the inlet and the outlet are unfolded, and the barrier-free lifting equipment connected with the foldable stairs is unfolded;

sixthly, pulling out the furniture inside the left unfolding body and the right unfolding body from the storage space respectively by means of power, fixing the lock catches, completing the arrangement of the internal space, and supplying energy to an internal air conditioner, a ventilation system and an electric power system by means of equipment in the equipment space so as to meet the living life inside the motor home;

folding step of motor home

Firstly, pressing a folding key on a control box, depending on the force transmission of a power box, the side wall body slides inwards along a sliding rail to drive a roof panel and a ground panel to gradually fold and fold towards a central vehicle body, and the front wall body and the rear wall body rotate around an axis by 90 degrees under the action of hinges at two sides and are attached to the side wall body; meanwhile, the two-layer side wall body is folded and sunk, and the two-layer front wall body and the two-layer rear wall body vertically rotate by 90 degrees and cover the two-layer roof panel;

secondly, the suspended single hydraulic prop transmits power through an element embedded in the power box and ascends and retracts section by section; the steel guide rail descends for different distances under the action of the lifting rod and rotates 90 degrees to be collected in a space below the central vehicle body;

and thirdly, rotating the barrier-free platform by 180 degrees and superposing the barrier-free platform with an entrance platform of the foldable stair, folding the steps of the foldable stair together by rotating the steps by 30 degrees under the traction of the steel cable, and simultaneously rotating the whole foldable stair by 90 degrees and attaching the whole foldable stair to the rear end of the central vehicle body.

The central vehicle body is a part of a common truck except a head, has the size of about 2.8M by 9M, and internal facilities including all cabinets and kitchenware in a kitchen space, all articles in a toilet space, steps, and all pipelines and articles in a storage space and an equipment space below the steps are not convenient to move and fold and are protected by fixing. The roof adopts the customization solar panel to be used for the modularization equipment, and the floor is customization hollow floor, makes things convenient for pipeline and electronic equipment to settle. The bevel seal can be automatically sealed after the folding is finished.

The invention has the beneficial effects that:

compared with the existing caravan design, the invention can be quickly and conveniently unfolded and folded, has large space, flexible arrangement of the inner part and flexible configuration of double-layer space, can be provided for different users, and has wide application range; the energy can be independently supplied for a long time, the motor home can be used for designing the motor home for living for a long time, the problem possibly caused in a future human living mode is solved, and the motor home or the building is convenient and comfortable and is beneficial to the environment.

Drawings

Fig. 1 is a perspective schematic view of a caravan according to the present invention.

Fig. 2 is a schematic diagram of the present invention after deployment.

Fig. 3 is a main view of the mobile home when folded.

Fig. 4 is a right side view of the mobile caravan when folded.

Fig. 5 shows the process of unfolding the caravan in fig. 1.

Fig. 6 is a view showing the unfolding process of the caravan 2.

Fig. 7 is a view showing the unfolding process of the caravan 3.

Fig. 8 is a view showing the unfolding process of the caravan in fig. 4.

Fig. 9 is a perspective view of the mobile caravan when folded.

Fig. 10 is a schematic view of an interior floor and a movable wall.

Fig. 11 is a schematic view of a sink.

Fig. 12 is a schematic view of a slide linkage.

Fig. 13 is a schematic view of a seal strip.

Figure 14 is a schematic view of a folded solar panel.

Fig. 15 is a schematic view of a transparent elastic connector for roof.

Figure 16 is a detail view of the flap attachment seam.

Fig. 17 is a schematic view of an obstacle-free lifting apparatus.

Fig. 18 is a schematic diagram of a one-layer planar functional layout.

FIG. 19 is a schematic diagram of a two-layer functional layout.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1 and 2, a double-layer large-space solar caravan capable of being unfolded and folded quickly comprises a car head 18, a car body 22, a power box 35 and a use space, wherein the car head 18 is connected with the car body 22, a control box is arranged in the car head 18, the power box 35 is arranged in the car body 22, the use space comprises a central car body 2, an upper unfolding space 47, a left unfolding body 1 and a right unfolding body 3 which are connected, the central car body is arranged above the car body 22, the left unfolding body and the right unfolding body 3 are respectively arranged on two sides of the central car body 2, the upper unfolding space 47 is arranged above the central car body 2, and an inlet and an outlet and a foldable stair 10 are arranged at the rear end of the central car body 2.

The double-layer large-space solar caravan is obtained by horizontally and upwards expanding on the basis of a common van, the car head 18 and the car body 22 of the double-layer large-space solar caravan are respectively and independently arranged, different sizes of linked combination is carried out according to different sizes and functional requirements so as to improve the use adaptability, and after the parking position is determined, the double-layer large-space solar caravan takes the central car body 2 as a core, takes the steel guide rail 9 and the suspension type single hydraulic prop 15 as a caravan supporting and fixing system, and respectively expands towards the left side, the right side and the upper part to obtain the left side expanded body 1, the right side expanded body 3 and the upper part expanded space 47.

As shown in fig. 3, which is a side elevation of the caravan during folding, at this time, the side wall 4 retracts to be attached to the side of the central body 2, the

front walls

8 and 20 and the

rear walls

7 and 21 are folded around

hinges

59, 69, 80 and 81 to be attached to the side wall 4, the

roof panels

23, 24, 25 and 26 are divided into a plurality of blocks to be vertically overlapped and attached together, as shown in fig. 14, the side wall 4 is attached to the

roof panels

23, 24, 25 and 26, and the folded roof panel 23 shields part of the roof panel 24; meanwhile, the two layers of

side wall bodies

43, 44, 45 and 46 are folded and sunk, the two layers of front wall bodies 40 and the two layers of rear wall bodies 39 vertically rotate by 90 degrees around another hinge 67 and are overlapped on the two layers of

roof panels

41 and 42, when the motor home is folded, the rear vertical surfaces are arranged, the central vehicle body 2 is always kept still, and the foldable stairs 10 are attached and fixed on the access door.

As shown in fig. 5 to 8 and fig. 12 and 14, the caravan deployment process is: under the action of the power box 35, the caravan firstly rotates to unfold the steel guide rail 9 as a structural system of unfolding spaces on two sides, the steel guide rail is tightly combined with the ground by extending out of the suspension type single hydraulic prop 15 to be used as a support and adjusting the height, the

front wall bodies

8 and 20 and the

rear wall bodies

7 and 21 are opened, the side wall body 4 is unfolded by the steel guide rail 9 and the slide rail 28, and meanwhile, the foldable stair 10 and the barrier-free platform 17 are unfolded by power. The

roof panels

23, 24, 25 and 26 and the bottom panels 5 and 6 are stably stretched and unfolded by depending on the front and

rear walls

7, 8, 20 and 21 and the steel guide rails 9, the upper unfolded space 47 is subjected to power transmission in the equipment space 32 between the first layer and the second layer, the front wall 40 of the second layer and the rear wall 39 of the second layer are erected around the rotating shaft 67, the

side walls

43, 44, 45 and 46 of the second layer are unfolded to obtain the space of the second layer, and the

roof panels

41 and 42 of the second layer are opened in a herringbone shape;

the power for opening the two-layer space is as follows: the

second floor walls

39 and 40 are respectively rotated by 90 degrees around the shaft and opened to be in a vertical state by means of force transmission of electric oil cylinders in an interlayer (equipment space) 32 between a second floor and a third floor; then, the folded

side walls

43, 44, 45, 46 and the

roof panels

41, 42 are supported by the power provided by the sandwiched equipment space 32, and slide upwards along the slide rails 71, 72 on the front wall 40 and the slide rails 73, 74 on the rear wall 39, and finally, the

power bearings

75, 76, 77, 78 hidden in the walls respectively adjust the angles of the

roof panels

41, 42 on the left and right sides of the roof, so that the roof panels are respectively inclined towards the two sides, and a sloping roof shape is formed.

As shown in fig. 2, 11 and 15, the solar energy roof-mounted solar energy house can be unfolded to form a complete house, and can be used for acquiring energy by using the solar panel on the roof to meet the supply of the house. The inclination angles of the roofs of the left and right side expansion bodies 1 and 3 are 10 degrees, one side of the expansion body faces south when the motor home is parked, solar energy can be obtained more efficiently, the vertical pipeline channels 51 positioned at the front and rear parts can transmit the collected solar energy to the two-layer equipment space 32 and further provide energy for the operation of the whole motor home, the inclination angles of the roofs of the expansion spaces of the two-layer roof panels 41 and 42 are 15 degrees, the efficiency of utilizing the solar energy is increased, and meanwhile, the two-layer roof panels 41 and 42 are connected by the transparent elastic connecting piece 70 and can be stretched and stretched due to the fact that the two-layer roof panels 41 and 42 are inclined for a certain distance, and illumination can be provided for indoor; the house reaches the entrance door through the unfolded foldable stairs 10, supporting legs 55 and 63 (also suspension type single hydraulic prop) are arranged below the foldable stairs, and simultaneously, the barrier-free platform 17 is arranged, so that the house can conveniently enter the room; the side wall, the front wall and the rear wall of the house are windowed, so that ventilation and ventilation are facilitated after the side wall, the front wall and the rear wall of the house are unfolded.

As shown in fig. 11, a water drainage groove 30 is provided at a lower point outside the roof panel 23 for drainage.

As shown in fig. 10, the inner spaces of the left and right side unfolded bodies 1, 3 are flexible and changeable, the movable wall 33 is stored in the compartment of the center body 2 when folded, and the unfolded movable wall is fixed and pushed by the magnetic levitation force generated by the circuit 34 arranged in the bottom panels 5, 6, so that the movable wall can be freely pushed to arrange the partitioned space.

As shown in fig. 13 and 14, the roof panels are composed of

panels

24, 25 and 26 with the same size and a roof panel 23 with a smaller size, and solar panels are embedded on the panels to prevent damage caused by direct pressing of the solar panels in the folding process. Elastic materials are adopted between the plates to serve as the sealing strips 31, the roof panels are protected, heat exchange caused by gaps is reduced in the unfolding space, the energy-saving effect of the motor home is achieved, and the two layers of

roof panels

41 and 42 are the same in principle.

Fig. 18 and 19 are schematic diagrams of two-layer spatial layout. The space of the caravan can be freely divided to meet the use requirements in different scenes, fig. 18 is a first-layer plan view, fig. 19 is a second-layer plan view, an upper expansion space 47 above the central car body 2 arrives through an inner stair 49, and the caravan can be used as a public dormitory or even a rescue center and the like as required; the second layer of space is set as a quieter office reading space, and the furniture and the like of the space are arranged in the interlayer 32 on the bottom plane of the space and are lifted up as required; the whole space configuration is flexible, the application range is wide, the energy can be independently supplied for a long time, and the device can be used for long-term settlement, and is convenient and comfortable.

The invention embeds circuits in the

roof panels

23, 24, 25, 26 and the bottom panels 5, 6, provides power through the power box 35, takes the

junction

65, 66 of the two panels as the fulcrum, slides along the slide rails 28 on the front and

rear walls

7, 8, gradually folds towards the central vehicle body 2, and is completely attached together.

The front and

rear walls

7 and 8 rotate 90 degrees around the shaft under the action of the power of the shaft 59 and the shaft 80 respectively, and are attached to the side wall 4; the right front and

rear walls

20, 21 are pivoted by 90 ° by the shafts 81, 69, respectively.

The suspended single hydraulic prop 15 is lifted up section by transferring power through the elements embedded in the hydraulic prop, and is retracted to the state shown in fig. 3. The steel guide rails 9a and 9d are respectively descended under the action of the lifting rods 53a and 53d, and the steel guide rail 9b is descended by a distance which is more than 9c and less than 9 a; 9a, 9b are rotated counterclockwise by 90 ° about the shafts 64a, 64b, respectively, and are accommodated in the space 14 below the center vehicle body, while the steel rails 9c, 9d are rotated clockwise by 90 ° by the shafts 64c, 64d, and are accommodated in the space 14 below the center vehicle body.

Unobstructed platform 17 rotates 180 counterclockwise about axis 62, coincident with entry platform 11. The steps are drawn together under the traction of the

cables

56, 57 and rotated about the axis 58 at the front end by an angle of 30 deg. of the staircase. Meanwhile, the whole stair rotates 90 degrees anticlockwise around the shaft 61 and is attached to the access door, the plane 12 where the access door is located is the rear plane of the central vehicle body 2, the two sides of the central vehicle body 2 are provided with the protection edges 13 and 16, and the left and right side unfolding bodies 1 and 3 are folded and then are contracted in the protection edges 13 and 16 to play a role in protection.

The

roof panels

23, 24, 25, 26 and the floor panels 5, 6 of the invention may be provided with different thicknesses. By adjusting the folding number and thickness of the roof and the floor, the laying problem of the pipeline 34 and the like can be solved while ensuring the extension length under the condition of space limitation; structurally, different plate thicknesses are arranged, and the whole force transfer stability of the house is facilitated.

The equipment space 32 is provided between the upper part unfolding space 47 and the upper part of the central vehicle body 2, the storage space 50 is provided below the step 49 in the central vehicle body 2, the equipment is convenient to fold, and the vehicle body can collect, store and recycle solar energy and rainwater through the vehicle body, so that the vehicle body can realize long-time self-sufficiency without depending on external supply.

The roof solar system and the single roof folding sheet are combined into a unit module, the unit module is convenient to fold with a roof panel at the same time, the folding angle is made of elastic materials as the sealing strips 31, the folding angle gap is sealed while the solar panel is protected, and the air tightness of a room is enhanced.

Unfolding and mounting:

firstly, parking the vehicle to a proper orientation to ensure that the side of the roofing

solar panel

23, 24, 25, 26, 41, 42 faces south after being unfolded;

secondly, starting a caravan control system in the control box, pressing an expansion key, transmitting power by the power box, expanding the steel guide rail 9, rotating the steel guide rails 9a and 9b around shafts 64a and 64b respectively to rotate clockwise for 90 degrees, rotating the steel guide rails 9c and 9d through shafts 64c and 64d respectively to rotate anticlockwise for 90 degrees, adjusting the steel guide rails 9a, 9b, 9c and 9d to a uniform height under the adjustment of the lifting rod 53 after the rotation of the steel guide rails 9a, 9b, 9c and 9d is completed, and extending out a suspended single hydraulic prop 15 from the tail end of the steel guide rail 9 to be attached to the ground after the height adjustment of the steel guide rail 9 is completed, so that the suspended single hydraulic prop becomes a bottom supporting structure of;

thirdly, respectively horizontally rotating the

front wall bodies

8, 20 and the

rear wall bodies

7 and 21 by 90 degrees to be opened to be parallel to the steel guide rail 9 by means of power box force transmission, and vertically rotating the two layers of front wall bodies 40 and the two layers of rear wall bodies 39 by 90 degrees to be erected;

fourthly, by means of power box force transmission, the side wall body 4 slides outwards along the slide rail 28, and simultaneously drives the

roof panels

23, 24, 25 and 26 and the floor panels 5 and 6 to be opened until the side wall body 4 is pushed to the tail end of the steel guide rail, pushing is completed, the upper expansion space 47 transmits force by means of power in the equipment space between the first layer and the second layer, the

side wall bodies

43, 44, 45 and 46 on the second layer are expanded to obtain a space on the second layer, and the

roof panels

41 and 42 on the second layer are opened in a herringbone shape;

fifthly, the inner wall 33 slides by means of the circuit 34 in the floor board according to the set use space requirement, and the use spaces in the left unfolding body 1 and the right unfolding body 3 are divided; the furniture of the upper unfolded space 47 is pulled out from the equipment space 32, and at the same time, the collapsible stairway 10 connected to the entrance and exit is unfolded and the obstacle-free lifting equipment 17 connected to the collapsible stairway is unfolded;

sixthly, the furniture inside the left unfolding body 1 and the right unfolding body 2 are pulled out from the storage space 50 by virtue of power respectively, the lock catches are fixed, the internal space arrangement is completed, and an internal air conditioner, a ventilation system and an electric power system supply energy by virtue of equipment in the equipment space 32, so that the living life inside the motor home is met.

The advantages of the invention are as follows:

1. deployment and advantages

(1) The caravan uses the electric transmission system, utilizes the equipment space 32 on the upper part of the central vehicle body 2 and the power box 35 on the vehicle body part to connect all parts of the vehicle body together, can be conveniently unfolded and folded in a short time, realizes a 'one-key mode', avoids heavy carrying labor and manpower installation processes in the unfolding and folding processes of the traditional caravan, avoids errors in the splicing process, and simultaneously avoids the damage to the construction, such as collision and the like in the installation process.

(2) The folding caravan is tightly attached to the central body 2 after being folded, and the external wall body protects internal furniture, side wall bodies and a roof layer by layer, so that slippage and falling in the transferring process and broken speech caused by exposure constructed in the transferring process are avoided; meanwhile, the widest position of the folded caravan is not more than 3m, the width limiting requirement of a common vehicle running road on the vehicle is met, the highest position of the height is less than 4m, the height limiting requirement of the common vehicle running road on the vehicle is met, and the transfer is convenient.

(3) The hydraulic transmission is used in the unfolding process, and noise interference to the surrounding environment is avoided.

2. Advantage in adaptability of use

(1) The space is expanded to two sides and the upper part to form a big space which is three to four times of the original space, and can be flexibly divided according to the use condition; the hardware equipment is arranged in the middle to form a space layout mode taking the service space as the center. This kind of spatial layout mode makes the usage space of encircleing central automobile body freely arrange around central automobile body, and the position of adjustment activity wall body under the mode of living of difference divides out manifold usage space, satisfies multiple crowd's operation requirement, makes the more convenient efficient of life space when guaranteeing the life space quality.

(2) The problem that the storage space is insufficient can not occur due to the narrow space of the traditional caravan. The equipment space 32 above the center vehicle body and the storage spaces 50 on both sides ensure a sufficient storage space, and provide for a long-term home life, and the house can be moved.

3. Green color

(1) By utilizing the solar energy system on the roof and the equipment space 32 at the top of the central car body, energy can be collected, stored and converted, thereby realizing green environmental protection.

(2) The use requirements of various crowds are met, so that the limo is high in adaptability and strong in recycling capability, and pollution and waste caused by secondary transformation due to the fact that the limo is not suitable for a living mode are avoided.

In conclusion, the multifunctional double-layer mobile caravan can be unfolded and folded quickly and conveniently under the condition that manpower does not participate, meanwhile, rich space and equipment systems in the multifunctional double-layer mobile caravan are suitable for different crowds to live for a long time, and the multifunctional double-layer mobile caravan can be transferred conveniently between different areas. The method provides a possibility for discussing the diversity of residential buildings in future human habitation mode development.

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.

Claims

1. The utility model provides a can expand fast and double-deck big space solar car as a house that folds which characterized in that: the foldable stair-climbing vehicle comprises a vehicle head, a vehicle body, a power box and a use space, wherein the vehicle head is connected with the vehicle body, a control box is arranged in the vehicle head, the power box is arranged in the vehicle body, the use space comprises a central vehicle body, an upper unfolding space, a left unfolding body and a right unfolding body which are connected, the central vehicle body is arranged above the vehicle body, the left unfolding body and the right unfolding body are respectively arranged at two sides of the central vehicle body, the upper unfolding space is arranged above the central vehicle body, and an inlet, an outlet and a foldable stair are arranged at the rear end of the; the left side expansion body and the right side expansion body are identical in structure and symmetrical in position, the left side expansion body comprises a side wall body, a front wall body, a rear wall body, a roof panel, a floor panel and steel guide rails, the side wall body, the front wall body, the rear wall body, the roof panel and the floor panel form a semi-closed structure with a right opening, slide rails are arranged on the inner sides of the front wall body and the rear wall body, the floor panel and the roof panel can be vertically folded to the side face of the central vehicle body, the number of the steel guide rails is 4, the front wall body and the rear wall body are respectively arranged on two steel guide rails on the outer side, the floor panel is arranged on two steel guide rails in the middle, the tail end of each steel guide rail is connected with a lifting rod below the central vehicle body, a suspension type single hydraulic support column is arranged at the head of each steel guide rail, the steel guide rails can rotate to a space below the, the side face of the central vehicle body is provided with a step communicated with an upper unfolding space, the upper unfolding space is of a closed structure formed by two layers of side wall bodies, two layers of front wall bodies, two layers of rear wall bodies and two layers of roof panels, the two layers of side wall bodies can be folded inwards, the two layers of roof panels are formed by connecting two solar roof panels, and a transparent elastic connecting piece is arranged between the two solar roof panels.

2. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: and sealing strips are arranged at the folding corners of the roof panel and the ground panel.

3. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: the inclination angle of the roof panel is 10 degrees.

4. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: the inclination angle of the two layers of roof panels is 15 degrees.

5. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: the compartment of the central vehicle body is internally provided with a plurality of movable wall bodies, the interior of the ground board is provided with a circuit to generate magnetic levitation force, and the movable wall bodies are fixed and pushed by the magnetic levitation force.

6. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: and a water falling groove is arranged on the side surface of the lower point of the roof panel.

7. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: one side of the foldable stair is provided with a foldable barrier-free platform.

8. The double-layer large-space solar caravan capable of being unfolded and folded rapidly according to claim 1, wherein: and the side wall body, the front wall body, the rear wall body, the two layers of side wall bodies, the two layers of front wall bodies and the two layers of rear wall bodies are provided with ventilation windows.

9. The utility model provides a can expand fast and double-deck big space solar car as a house that folds which characterized in that: the unfolding steps of the caravan are as follows:

the folding steps of the caravan are as follows: