CN212099065U

CN212099065U - Vehicle with space expansion function

Info

Publication number: CN212099065U
Application number: CN202020588887.1U
Authority: CN
Inventors: 盘华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-08
Anticipated expiration: 2030-04-20

Abstract

A vehicle with space expansion function comprises a vehicle body with a vehicle bottom, a vehicle top, side walls and a rear door, wherein a partition board is arranged between the vehicle bottom and the vehicle top and divides the internal space of the vehicle body into an upper space and a lower space; a roof lifting device is arranged between the vehicle bottom and the vehicle roof, the lower end of the roof lifting device is connected with the vehicle bottom, the upper end of the roof lifting device is connected with the vehicle roof, and the roof lifting device is used for driving the vehicle roof to lift, so that the upper space in the vehicle body is increased or reduced. This vehicle can increase or reduce the car inner space as required, satisfies people and obtains the demand of bigger car inner space, also can make this vehicle can pass in the occasion of all kinds of limit for height simultaneously, and it is more convenient to use.

Description

Vehicle with space expansion function

Technical Field

The utility model relates to a vehicle body field refers in particular to a vehicle with space expansion function.

Background

With the improvement of living standard of people, people increasingly like self-driving tour, the existing vehicles comprise single-layer vehicles and double-layer vehicles, and the single-layer vehicle is small in size, so that the indoor space is relatively small, and people in the vehicle are crowded when more people exist; in order to obtain larger space in the vehicle, some people choose to buy the double-layer vehicle, but the whole vehicle body of the double-layer vehicle becomes very high due to the large volume of the vehicle body, so that the vehicle cannot pass through the high-limit occasions, and the use is very inconvenient.

Disclosure of Invention

The utility model aims to provide a: to the problem that above-mentioned exists, provide a vehicle with space expansion function, can increase or reduce the car inner space as required, satisfy the demand that people obtained bigger car inner space, also can make this vehicle current in the occasion of various limit for height simultaneously, it is more convenient to use.

The utility model adopts the technical scheme as follows:

a vehicle with a space expansion function comprises a vehicle body, wherein the vehicle body comprises a vehicle bottom, a vehicle top, a vehicle body left side wall, a vehicle body right side wall and a rear door, a partition board is arranged between the vehicle bottom and the vehicle top, and the partition board divides the internal space of the vehicle body into an upper space and a lower space; a roof lifting device is arranged between the vehicle bottom and the vehicle roof, the lower end of the roof lifting device is connected with the vehicle bottom, the upper end of the roof lifting device is connected with the vehicle roof, and the roof lifting device is used for driving the vehicle roof to lift, so that the upper space in the vehicle body is increased or reduced.

Further, the roof includes a roof front portion and a roof rear portion separable from each other; the vehicle roof lifting device comprises a vehicle roof front lifting device and a vehicle roof rear lifting device, the vehicle roof front lifting device is used for driving the vehicle roof front to lift, the vehicle roof rear lifting device is used for driving the vehicle roof rear to lift, and the maximum lifting height of the vehicle roof rear lifting device is larger than that of the vehicle roof front lifting device.

Further, the lifting device at the front part of the car roof comprises two lifting cylinders/oil cylinders at the front part of the car roof; the lifting device at the rear part of the car roof comprises four lifting cylinders/oil cylinders at the rear part of the car roof; the lifting cylinder/oil cylinder at the front part of the roof is a primary telescopic cylinder/oil cylinder, and the lifting cylinder/oil cylinder at the rear part of the roof is a secondary telescopic cylinder/oil cylinder;

two lifting cylinders/oil cylinders at the front part of the roof are vertically arranged, arranged at the left side and the right side of the vehicle body and supported at the front end of the front part of the roof; the lower end of the cylinder body of the lifting cylinder/oil cylinder at the front part of the car roof is connected with the car bottom, and the end part of a piston rod of the lifting cylinder/oil cylinder at the front part of the car roof is connected with the front end of the front part of the car roof;

the roof rear lifting cylinder/oil cylinder comprises two front roof rear lifting cylinders/oil cylinders and two rear roof rear lifting cylinders/oil cylinders; two front roof rear lifting cylinders/oil cylinders are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the front ends of the roof rear parts; the lower end of a cylinder body of the front roof rear lifting cylinder/oil cylinder is connected with the bottom of the vehicle, the end part of a primary piston rod of the front roof rear lifting cylinder/oil cylinder is connected with the rear end of the front part of the vehicle roof to support the rear end of the front part of the vehicle roof, and the end part of a secondary piston rod of the front roof rear lifting cylinder/oil cylinder is connected with the front end of the rear part of the vehicle roof;

the two rear roof rear lifting cylinders/oil cylinders are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the rear ends of the rear roofs; the lower end of the cylinder body of the rear lifting cylinder/oil cylinder of the rear roof is connected with the bottom of the vehicle, and the end part of the secondary piston rod of the rear lifting cylinder/oil cylinder of the rear roof is connected with the rear end of the rear roof.

Furthermore, a longitudinal groove penetrating through the front end face and the rear end face of the front part of the car roof is arranged along the longitudinal direction of the front part of the car roof, a transverse groove penetrating through the left side face and the right side face of the front part of the car roof is arranged along the transverse direction of the front part of the car roof, the transverse groove is positioned above the longitudinal groove, the width of the transverse groove is matched with the length of the front part of the car roof, and the width of the longitudinal groove is matched with the width of the front part of the car;

a front side wall at the front part of the car roof and a rear side wall at the front part of the car roof are arranged in the longitudinal groove; the front side wall of the front part of the roof is arranged at the front end of the longitudinal groove, the rear side wall of the front part of the roof is arranged at the rear end of the longitudinal groove, and the front side wall of the front part of the roof and the rear side wall of the front part of the roof can respectively extend out of the front end of the longitudinal groove and the rear end of the longitudinal groove and can be stored in the longitudinal groove;

a left side wall at the front part of the car roof and a right side wall at the front part of the car roof are arranged in the transverse groove; the left side wall of the front part of the roof is arranged at the left end of the transverse groove, the right side wall of the front part of the roof is arranged at the right end of the transverse groove, and the left side wall of the front part of the roof and the right side wall of the front part of the roof can respectively extend out of the left end and the right end of the transverse groove and can be stored in the transverse groove.

Furthermore, an upper longitudinal screw rod, a front longitudinal slide block, a rear longitudinal slide block, a left connecting rod I, a left connecting rod II, a right connecting rod I and a right connecting rod II are arranged in the transverse groove;

the upper longitudinal screw rod is positioned in the middle of the transverse groove and extends along the longitudinal direction of the front part of the car roof; the upper longitudinal screw rod is rotatably arranged at the bottom of the transverse groove; the threads of the front half section and the rear half section of the upper longitudinal screw rod are opposite in rotating direction, the front longitudinal sliding block is sleeved on the front half section of the upper longitudinal screw rod in a matching mode and can move in the transverse groove along the length direction of the front part of the car roof along the upper longitudinal screw rod, and the rear longitudinal sliding block is sleeved on the rear half section of the upper longitudinal screw rod in a matching mode and can move in the transverse groove along the length direction of the front part of the car roof along the upper longitudinal screw rod; the left side wall of the front part of the car roof and the right side wall of the front part of the car roof are symmetrically arranged at two sides of the upper longitudinal screw rod; one end of the left connecting rod is hinged with the front longitudinal sliding block, so that the left connecting rod I can horizontally swing in the transverse groove, the other end of the left connecting rod I is hinged with the top edge of the left side wall of the front part of the car roof, and the hinged point is close to the front end of the left side wall of the front part of the car roof, so that the left side wall of the front part of the car roof can be turned over up and down; one end of the left connecting rod II is hinged with the rear longitudinal sliding block, so that the left connecting rod II can horizontally swing in the transverse groove, the other end of the left connecting rod II is hinged with the top edge of the left side wall at the front part of the roof, and the hinged point is close to the rear end of the left side wall at the front part of the roof, so that the left side wall at the front part of the roof can be vertically turned;

one end of the right connecting rod I is hinged with the front longitudinal sliding block, so that the right connecting rod I can horizontally swing and horizontally swing in the transverse groove, the other end of the right connecting rod I is hinged with the top edge of the right side wall at the front part of the car roof, and the hinged point is close to the front end of the right side wall at the front part of the car roof, so that the right side wall at the front part of the car roof can be vertically overturned; one end of the right connecting rod II is hinged with the rear longitudinal sliding block, so that the right connecting rod II can horizontally swing in the transverse groove, the other end of the right connecting rod II is hinged with the top edge of the right side wall at the front part of the roof, and the hinged point is close to the rear end of the right side wall at the front part of the roof, so that the right side wall at the front part of the roof can be turned over up and down;

when the upper longitudinal screw rod rotates, the front longitudinal slide block and the rear longitudinal slide block move towards opposite directions on the upper longitudinal screw rod, so that the left side wall and the right side wall of the front part of the roof move in the transverse groove and are close to or far away from the upper longitudinal screw rod.

Furthermore, a front left transverse screw rod, a front right transverse screw rod, a front left transverse sliding block, a front right transverse sliding block, a lower longitudinal screw rod driving motor, a front left connecting rod and a front right connecting rod are arranged in the front section of the longitudinal groove;

the lower longitudinal screw rod is positioned in the middle of the longitudinal groove and extends along the length direction of the longitudinal groove;

the axes of the front left transverse screw rod and the front right transverse screw rod are positioned on the same straight line, are arranged along the width direction of the longitudinal groove and are positioned at the front end of the lower longitudinal screw rod, and the front left transverse screw rod and the front right transverse screw rod are symmetrically arranged at two sides of the lower longitudinal screw rod; the front left transverse screw rod, the front right transverse screw rod and the lower longitudinal screw rod are rotatably arranged at the bottom of the longitudinal groove; the right end of the front left transverse screw rod is provided with a left bevel gear, the left end of the right front transverse screw rod is provided with a right bevel gear, and the front end of the lower longitudinal screw rod is provided with a front bevel gear; the left bevel gear and the right bevel gear are both meshed with the front bevel gear; the rear end of the lower longitudinal screw rod is connected with a lower longitudinal screw rod driving motor; the front left transverse sliding block is sleeved on the front left transverse screw rod in a matching manner and can move in the longitudinal groove along the width direction of the front part of the car roof along the front left transverse screw rod; the front right transverse sliding block is sleeved on the front right transverse screw rod in a matching manner and can move along the front right transverse screw rod in the longitudinal groove along the width direction of the front part of the car roof;

the moving direction of the right transverse sliding block on the right front transverse screw rod is opposite to the moving direction of the left transverse sliding block on the left front transverse screw rod;

one end of the front left connecting rod is hinged with the front left transverse sliding block, so that the front left connecting rod can horizontally swing in the longitudinal groove, the other end of the front left connecting rod is hinged with the top edge of the front side wall of the front part of the car roof, and the hinged point is close to the left end of the front side wall of the front part of the car roof, so that the front side wall of the front part of the car roof can be turned over up and down; one end of the front right connecting rod is transversely and slidably hinged with the front right, so that the front right connecting rod can horizontally swing in the longitudinal groove, the other end of the front right connecting rod is hinged with the top edge of the front side wall of the front part of the car roof, and the hinged point is close to the right end of the front side wall of the front part of the car roof, so that the front side wall of the front part of the car roof can be turned over up and;

the lower longitudinal screw rod is sleeved with a lower gear, and the upper longitudinal screw rod is sleeved with an upper gear; the lower gear and the upper gear penetrate through the bottom of the transverse groove/the top of the longitudinal groove and are meshed with each other;

when the lower longitudinal screw rod driving motor rotates, the lower longitudinal screw rod, the upper longitudinal screw rod, the front left transverse screw rod and the front right transverse screw rod all rotate simultaneously, so that the front side wall of the front part of the roof is far away from or close to the front left transverse screw rod and the front right transverse screw rod, and the left side wall of the front part of the roof and the right side wall of the front part of the roof are far away from or close to the upper longitudinal screw rod;

a rear left transverse screw rod, a rear right transverse screw rod, a rear left transverse sliding block, a rear right transverse sliding block, a double-shaft motor, a rear left connecting rod and a rear right connecting rod are arranged in the rear section of the longitudinal groove;

the axes of the rear left transverse screw rod and the rear right transverse screw rod are positioned on the same straight line, are arranged along the width direction of the longitudinal groove and are positioned at the rear end of the lower longitudinal screw rod, and the rear left transverse screw rod and the rear right transverse screw rod are symmetrically arranged at two sides of the lower longitudinal screw rod; the rear left transverse screw rod and the rear right transverse screw rod are rotatably arranged at the bottom of the longitudinal groove; the back left transverse screw rod and the back right transverse screw rod are connected together through a double-shaft motor; the rear left transverse sliding block is matched on the rear left transverse screw rod and can move along the rear left transverse screw rod in the longitudinal groove along the width direction of the front part of the car roof; the rear right transverse sliding block is matched and arranged on the rear right transverse screw rod and can move in the longitudinal groove along the width direction of the front part of the car roof along the rear right transverse screw rod;

one end of the rear left connecting rod is hinged with the rear left transverse sliding block, so that the rear left connecting rod can horizontally swing in the longitudinal groove, the other end of the rear left connecting rod is hinged with the top edge of the rear side wall at the front part of the roof, and the hinged point is close to the left end of the rear side wall at the front part of the roof, so that the rear side wall at the front part of the roof can be vertically overturned; one end of the rear right connecting rod is hinged with the rear right transverse sliding block, so that the rear right connecting rod can horizontally swing in the longitudinal groove, the other end of the rear right connecting rod is hinged with the top edge of the rear side wall at the front part of the car roof, and the hinged point is close to the right end of the rear side wall at the front part of the car roof, so that the rear side wall at the front part of the car roof can be turned over up and;

when the double-shaft motor drives the rear left transverse screw rod and the rear right transverse screw rod to rotate, the rear left transverse sliding block and the rear right transverse sliding block move towards opposite directions on the rear left transverse screw rod and the rear right transverse screw rod, so that the rear side wall of the front part of the roof is close to or far away from the rear left transverse screw rod and the rear right transverse screw rod.

Furthermore, limiting pulleys are arranged beside the left connecting rod I, the left connecting rod II, the right connecting rod I, the right connecting rod II, the front left connecting rod, the front right connecting rod, the rear left connecting rod and the rear right connecting rod;

when the front longitudinal sliding block and the rear longitudinal sliding block are close to each other, the limiting pulley is used for limiting the left connecting rod I, the left connecting rod II, the right connecting rod I and the right connecting rod II to swing towards the direction far away from the upper longitudinal screw rod;

when the front left transverse sliding block and the front right transverse sliding block are close to each other, the limiting pulley is used for limiting the front left connecting rod and the front right connecting rod to swing towards the direction far away from the front left transverse screw rod and the front right transverse screw rod;

when the rear left transverse sliding block and the rear right transverse sliding block are close to each other, the limiting pulley is used for limiting the rear left connecting rod and the rear right connecting rod to swing towards the direction far away from the rear left transverse screw rod and the rear right transverse screw rod.

Further, the rear door comprises an upper rear door panel and a lower rear door panel;

the top edge of the upper rear door plate is hinged with the rear end of the partition plate, so that the upper rear door plate can turn up and down around the rear end of the partition plate;

the bottom edge of the lower rear door plate is hinged with the rear end of the vehicle bottom, so that the upper rear door plate can turn up and down around the rear end of the vehicle bottom;

the rear end of the left side wall of the vehicle body is hinged with a first left rear door panel, so that the first left rear door panel can turn left and right around the rear end of the left side wall of the vehicle body; the rear end of the left rear door panel I is hinged with a left rear door panel II, so that the left rear door panel II can turn left and right around the rear end of the left rear door panel I;

the rear end of the right side wall of the vehicle body is hinged with a first right rear door panel, so that the first right rear door panel can turn left and right around the rear end of the right side wall of the vehicle body; and the rear end of the right rear door panel I is hinged with a right rear door panel II, so that the right rear door panel II can turn left and right around the rear end of the right rear door panel I.

Further, the partition plate comprises a partition plate front section, a partition plate middle section and a partition plate rear section from front to back; the middle section of the clapboard is positioned above the front section of the clapboard, and the rear section of the clapboard is positioned above the middle section of the clapboard, so that the clapboard is in a step shape;

the front section and the middle section of the clapboard are positioned below the front part of the car roof; the rear section of the clapboard is positioned below the rear part of the car roof;

the rear half section of the front section of the partition plate can be turned up and down relative to the front half section of the front section of the partition plate.

Furthermore, the outer side of the upper rear door plate is hinged with a rear rail, the hinged point is close to the bottom edge of the upper rear door plate, and the rear rail can be turned over up and down around the upper rear door plate;

a left handrail is arranged on the left side of the rear section of the partition board; the left handrail comprises a left handrail front section and a left handrail rear section; the rear end of the front left handrail section is hinged with the front end of the rear left handrail section, so that the rear left handrail section can turn over around the front left handrail section; the bottom edge of the front section of the left handrail is hinged with the left edge of the rear section of the partition board, so that the front section of the left handrail can turn over around the rear section of the partition board;

the right side of the rear section of the partition board is provided with a right handrail; the right handrail comprises a right handrail front section and a right handrail rear section; the rear end of the front right handrail section is hinged with the front end of the rear right handrail section, so that the rear right handrail section can turn over around the front right handrail section; the base of right railing anterior segment is articulated with the right of baffle back end, makes right railing anterior segment can wind the upset of baffle back end.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the top of the vehicle body of the utility model can be lifted, so that the internal space of the vehicle body can be expanded, when the top of the vehicle body is lifted, a single-layer vehicle body can be changed into a double-layer vehicle body, and the requirement of people for large space is met; when the top of the vehicle body descends, the vehicle body becomes a single layer, so that the vehicle is convenient to drive and cannot be influenced by environmental limitation.

Drawings

FIGS. 1-3 are schematic views of the overall structure of the present invention;

FIG. 4 is a schematic view of the connection of the cylinders/rams to the front and rear of the roof;

FIG. 5 is a view showing a positional relationship between a lateral groove and a longitudinal groove;

FIG. 6 is a view showing the positional relationship between the left and right side walls of the front portion of the roof and the upper longitudinal screw;

FIG. 7 is a view showing the positional relationship between the front and rear side walls of the front portion of the roof and the lower longitudinal screw;

FIG. 8 is a structural view of the upper and lower longitudinal screw rods when they are connected by the upper and lower gears;

FIG. 9 is a view showing the rear expansion spaces with the door panels unfolded;

FIG. 10 is a view of the left and right balustrades on the upper rear door panel and the rear section of the partition;

FIG. 11 is an expanded view of the rear rail, upper rear door panel and lower rear door panel.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The present embodiment takes a motor home as an example to illustrate the vehicle of the present invention. The utility model discloses a vehicle with space expansion function, which comprises a vehicle body, wherein the vehicle body comprises a vehicle bottom 4, a vehicle top 1, a vehicle body left side wall, a vehicle body right side wall and a rear door 7, a partition plate 2 is arranged between the vehicle bottom 4 and the vehicle top 1, and the partition plate 2 divides the internal space of the vehicle body into an upper space and a lower space; a roof 1 lifting device is arranged between the vehicle bottom 4 and the roof 1, the lower end of the roof 1 lifting device is connected with the vehicle bottom 4, the upper end of the roof 1 lifting device is connected with the roof 1, and the roof 1 lifting device is used for driving the roof 1 to lift, so that the upper space in the vehicle body is increased or reduced.

Due to the structure, the car roof 1 can be lifted, so that the upper space in the car body can be increased or reduced, when the car roof 1 is lowered to be at least close to the partition plate 2, the car is equivalent to a single-layer car, and the car is small in size, convenient to flexibly operate and capable of passing various height-limiting occasions; when the roof 1 rises, the upper space in the vehicle body can be enlarged, so that the vehicle body becomes a double-layer vehicle, and people can obtain larger space in the vehicle conveniently.

The roof 1 comprises a roof front 101 and a roof rear 102 separable from each other; the lifting device of the vehicle roof 1 comprises a lifting device of a vehicle roof front part 101 and a lifting device of a vehicle roof rear part 102, wherein the lifting device of the vehicle roof front part 101 is used for driving the vehicle roof front part 101 to lift, the lifting device of the vehicle roof rear part 102 is used for driving the vehicle roof rear part 102 to lift, and the maximum lifting height of the lifting device of the vehicle roof rear part 102 is larger than that of the lifting device of the vehicle roof front part 101.

Due to the structure, the maximum rising height of the lifting device of the rear roof part 102 is larger than that of the lifting device of the front roof part 101, so that extra spaces with different sizes can be generated on the vehicle body, and various requirements of people can be met.

The lifting device of the front part 101 of the car roof comprises two lifting cylinders/oil cylinders 3 of the front part of the car roof; the lifting device at the rear part 102 of the car roof comprises four lifting cylinders/oil cylinders at the rear part of the car roof; the lifting cylinder/oil cylinder 3 at the front part of the roof is a primary telescopic cylinder/oil cylinder, and the lifting cylinder/oil cylinder at the rear part of the roof is a secondary telescopic cylinder/oil cylinder;

two roof front lifting cylinders/oil cylinders 3 are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the front end of the roof front part 101; the lower end of the cylinder body of the lifting cylinder/oil cylinder 3 at the front part of the roof is connected with the bottom of the car, and the end part of the piston rod of the lifting cylinder/oil cylinder 3 at the front part of the roof is connected with the front end of the front part 101 of the roof;

the roof rear lifting cylinder/oil cylinder comprises two front roof rear lifting cylinders/oil cylinders 5 and two rear roof rear lifting cylinders/oil cylinders 6; two front roof rear lifting cylinders/cylinders 5 are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the front end of the roof rear part 102; the lower end of the cylinder body of the front roof rear lifting cylinder/oil cylinder 5 is connected with the bottom of the vehicle, the end part of a primary piston rod 501 of the front roof rear lifting cylinder/oil cylinder 5 is connected with the rear end of the roof front part 101 to support the rear end of the roof front part 101, and the end part of a secondary piston rod 502 of the front roof rear lifting cylinder/oil cylinder 5 is connected with the front end of the roof rear part 102;

the two rear roof rear lifting cylinders/oil cylinders 6 are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the rear ends of the roof rear parts 102; the lower end of the cylinder body of the rear roof rear lifting cylinder/oil cylinder 6 is connected with the bottom of the vehicle, and the end part of the secondary piston rod of the rear roof rear lifting cylinder/oil cylinder 6 is connected with the rear end of the roof rear part 102. The lifting cylinders/oil cylinders are all positioned in the vehicle body.

Due to the structure, the telescopic stages of the cylinders/oil cylinders are different, so that the front roof part 101 and the rear roof part 102 have different lifting heights. Meanwhile, the rear end of the front roof part 101 and the front end of the rear roof part 102 share one secondary telescopic cylinder/oil cylinder; the number of cylinders/oil cylinders can be saved; the utility model discloses in, all cylinder/hydro-cylinder lower extremes all link to each other rather than linking to each other with baffle 2 with the vehicle bottom, are enough long for the cylinder body of guaranteeing cylinder/hydro-cylinder, then hold enough long piston rod, then make roof 1 rise higher, if the lower extreme of cylinder/hydro-cylinder links to each other with baffle 2, then cylinder body and piston rod all can shorten, then the height that roof 1 rises also can the step-down, and the upper portion space then can't cross the people.

A longitudinal groove 104 penetrating through the front end surface and the rear end surface of the roof front part 101 is arranged along the longitudinal direction of the roof front part 101, a transverse groove 103 penetrating through the left side surface and the right side surface of the roof front part 101 is arranged along the transverse direction of the roof front part 101, the transverse groove 103 is positioned above the longitudinal groove 104, the width of the transverse groove 103 is matched with the length of the roof front part 101, and the width of the longitudinal groove 104 is matched with the width of the roof front part 101;

a front roof side wall 2001 and a rear roof side wall 2020 are arranged in the longitudinal groove 104; the roof front side wall 2001 is provided at the front end of the longitudinal groove 104, the roof front rear side wall 2020 is provided at the rear end of the longitudinal groove 104, and the roof front side wall 2001 and the roof front rear side wall 2020 can respectively extend beyond the front end of the longitudinal groove 104 and the rear end of the longitudinal groove 104 and can also be received in the longitudinal groove 104;

a roof front left side wall 1008 and a roof front right side wall 1001 are arranged in the transverse groove 103; the roof front left wall 1008 is provided at the left end of the lateral groove 103, the roof front right wall 1001 is provided at the right end of the lateral groove 103, and the roof front left wall 1008 and the roof front right wall 1001 can extend out of the left end of the lateral groove 103 and the right end of the lateral groove 103, respectively, and can be stored in the lateral groove 103.

Since the roof front 101 is not closed with the original vehicle body side wall when the roof front 101 is raised, the roof front left wall 1008, the roof front right wall 1001, the roof front side wall 2001, and the roof front rear wall 2020 can be extended from the roof front 101 to cover the gap between the roof front 101 and the vehicle body side wall when the roof front 101 is raised, and the roof front left wall 1008, the roof front right wall 1001, the roof front side wall 2001, and the roof front rear wall 2020 can be stored in the vehicle body front when the roof 1 is lowered to contact the vehicle body side wall top. The area under the front part 101 of the roof is used as a bedroom, so when the front part 101 of the roof is lifted, the front part needs to be closed; while the area under the rear roof portion 102 is used as a balcony and may not be closed.

An upper longitudinal screw 1005, a front longitudinal slide 1011, a rear longitudinal slide 1012, a left connecting rod I1004, a left connecting rod II 1009, a right connecting rod I1002 and a right connecting rod II 1010 are arranged in the transverse groove 103;

the upper longitudinal screw 1005 is located in the middle of the transverse groove 103, and the upper longitudinal screw 1005 extends in the longitudinal direction of the roof front 101; the upper longitudinal screw rod 1005 is rotatably arranged at the bottom of the transverse groove 103 through a screw rod mounting seat 1003; the thread directions of the front half section and the rear half section of the upper longitudinal screw rod 1005 are opposite, the front longitudinal slider 1011 is sleeved on the front half section of the upper longitudinal screw rod 1005 in a matching manner and can move along the length direction of the front part 101 of the car roof in the transverse groove 103 along the upper longitudinal screw rod 1005, and the rear longitudinal slider 1012 is sleeved on the rear half section of the upper longitudinal screw rod 1005 in a matching manner and can move along the length direction of the front part 101 of the car roof in the transverse groove 103 along the upper longitudinal screw rod 1005; the roof front left side wall 1008 and the roof front right side wall 1001 are symmetrically arranged on two sides of the upper longitudinal screw rod 1005;

one end of the first left connecting rod 1004 is hinged with the front longitudinal slide block 1011 to enable the first left connecting rod 1004 to horizontally swing in the transverse groove 103, the other end of the first left connecting rod 1004 is hinged with the top edge of the front left wall 1008 of the roof, and the hinged point is close to the front end of the front left wall 1008 of the roof to enable the front left wall 1008 of the roof to turn up and down; one end of the left connecting rod II 1009 is hinged with the rear longitudinal sliding block 1012, so that the left connecting rod II 1009 can horizontally swing in the transverse groove 103, the other end of the left connecting rod II 1009 is hinged with the top edge of the front left wall 1008 of the roof, and the hinged point is close to the rear end of the front left wall 1008 of the roof, so that the front left wall 1008 of the roof can turn up and down;

one end of the first right connecting rod 1002 is hinged with the front longitudinal sliding block 1011, so that the first right connecting rod 1002 can horizontally swing and horizontally swing in the transverse groove 103, the other end of the first right connecting rod 1002 is hinged with the top edge of the right side wall 1001 at the front part of the roof, and the hinged point is close to the front end of the right side wall 1001 at the front part of the roof, so that the right side wall 1001 at the front part of the roof can be turned over up and down; one end of the right second connecting rod 1010 is hinged with the rear longitudinal sliding block 1012, so that the right second connecting rod 1010 can horizontally swing and horizontally swing in the transverse groove 103, the other end of the right second connecting rod 1010 is hinged with the top edge of the right side wall 1001 in the front of the roof, and the hinged point is close to the rear end of the right side wall 1001 in the front of the roof, so that the right side wall 1001 in the front of the roof can be turned over up and down;

when the upper longitudinal screw 1005 rotates, the front longitudinal slider 1011 and the rear longitudinal slider 1012 move in opposite directions on the upper longitudinal screw 1005, so that the roof front left wall 1008 and the roof front right wall 1001 move in the transverse groove 103 to approach or separate from the upper longitudinal screw 1005.

When the roof 1 is raised, the roof 1 is separated from the upper edges of the original side walls of the vehicle body, so that the front side, the rear side, the left side and the right side below the roof 1 are not shielded, and the places need to be shielded for keeping out wind and rain. When the front part 101 of the car roof is at the highest, the upper longitudinal screw rod 1005 rotates, so that the front longitudinal slide block 1011 and the rear longitudinal slide block 1012 slide to two ends of the upper longitudinal screw rod 1005; the first left connecting rod 1004, the second left connecting rod 1009, the first right connecting rod 1002 and the second right connecting rod 1010 push the left roof front side wall 1008 to move leftwards and the right roof front side wall 1001 to move rightwards, and when the left roof front side wall 1008 and the right roof front side wall 1001 move to the edge of the roof front 101, the left roof front side wall 1008 and the right roof front side wall 1001 turn downwards to shade the space below the roof front 101 on the left side and the right side; then the lower edge of the left side wall 1008 of the front part of the car roof can be connected with the upper edge of the left side wall of the car body through a connecting piece such as a lock catch; the lower edge of the right side wall 1001 at the front part of the roof can be connected with the upper edge of the right side wall of the vehicle body through a connecting piece such as a lock catch; when the vehicle roof 1 is going to descend, the connecting pieces such as the lock catches are opened, the upper longitudinal screw rod 1005 rotates reversely, and the front longitudinal slide block 1011 and the rear longitudinal slide block 1012 approach each other; the roof front left wall 1008 and the roof front right wall 1001 are retracted into the lateral groove 103. In the retracting operation, since the roof front left wall 1008 and the roof front right wall 1001 are turned downward, the roof front left wall 1008 and the roof front right wall 1001 need to be lifted up to the horizontal state in advance by a support bar. Meanwhile, when the roof front left side wall 1008 and the roof front right side wall 1001 extend out of the roof front 101 without being turned down, the support rods may be used to support the roof front left side wall 1008 and the roof front right side wall 1001 on the vehicle body side walls, as a sunshade.

A front left transverse screw rod 2012, a front right transverse screw rod 2003, a front left transverse slider 2011, a front right transverse slider 2004, a lower longitudinal screw rod 2008, a lower longitudinal screw rod driving motor 2010, a front left connecting rod 2013 and a front right connecting rod 2002 are arranged in the front section of the longitudinal groove 104;

the lower longitudinal screw rod 2008 is located in the middle of the longitudinal groove 104 and extends along the length direction of the longitudinal groove 104;

the axes of the front left transverse screw 2012 and the front right transverse screw 2003 are positioned on the same straight line, arranged along the width direction of the longitudinal groove 104 and positioned at the front end of the lower longitudinal screw 2008, and the front left transverse screw 2012 and the front right transverse screw 2003 are symmetrically arranged at two sides of the lower longitudinal screw 2008; the front left transverse screw rod 2012, the front right transverse screw rod 2003 and the lower longitudinal screw rod 2008 are rotatably arranged at the bottom of the longitudinal groove 104 through a screw rod mounting seat 1003; as shown in fig. 7, the right end of the front left transverse screw 2012, the left end of the front right transverse screw 2003 and the front end of the lower longitudinal screw 2008 all share one screw mounting seat 1003, and the left end of the front left transverse screw 2012 and the right end of the front right transverse screw 2003 are separately arranged on one screw mounting seat 1003;

a left bevel gear 2006 is arranged at the right end of the front left transverse screw rod 2012, a right bevel gear 2005 is arranged at the left end of the right front transverse screw rod, and a front bevel gear 2007 is arranged at the front end of the lower longitudinal screw rod 2008; the left bevel gear 2006 and the right bevel gear 2005 are both meshed with the front bevel gear 2007; the rear end of the lower longitudinal screw 2008 is connected with a lower longitudinal screw driving motor 2010; the front left transverse sliding block 2011 is sleeved on the front left transverse screw rod 2012 in a matching manner and can move in the longitudinal groove 104 along the width direction of the front part 101 of the car roof along the front left transverse screw rod 2012; the front right transverse sliding block 2004 is sleeved on the front right transverse screw 2003 in a matching manner and can move in the longitudinal groove 104 along the width direction of the front part 101 of the car roof along the front right transverse screw;

one end of the front left connecting rod 2013 is hinged with the front left transverse slider 2011, so that the front left connecting rod 2013 can horizontally swing in the longitudinal groove 104, the other end of the front left connecting rod 2013 is hinged with the top edge of the front side wall 2001 of the front part of the roof, and the hinged point is close to the left end of the front side wall 2001 of the front part of the roof, so that the front side wall 2001 of the roof can be turned over up and down; one end of the front right connecting rod 2002 is hinged with the front right transversely and slidably, so that the front right connecting rod 2002 can horizontally swing in the longitudinal groove 104, the other end of the front right connecting rod 2002 is hinged with the top edge of the front side wall 2001 of the front part of the roof, and the hinged point is close to the right end of the front side wall 2001 of the roof, so that the front side wall 2001 of the roof can be turned over up and down;

a lower gear 2009 is sleeved on the lower longitudinal screw 2008, and an upper gear 1007 is sleeved on the upper longitudinal screw 1005; the lower gear 2009 and the upper gear 1007 penetrate through the bottom of the transverse slot 103/the top of the longitudinal slot 104 and are engaged with each other;

when the lower longitudinal screw rod driving motor 2010 rotates, the lower longitudinal screw rod 2008, the upper longitudinal screw rod 1005, the front left transverse screw rod 2012 and the front right transverse screw rod 2003 all rotate simultaneously, so that the front side wall 2001 of the front part of the roof is far away from or close to the front left transverse screw rod 2012 and the front right transverse screw rod 2003, and the left side wall 1008 of the front part of the roof and the right side wall 1001 of the front part of the roof are far away from or close to the upper longitudinal screw rod 1005;

when the upper longitudinal screw 1005 is not connected to the lower longitudinal screw 2008 through a gear, the upper longitudinal screw 1005 can be driven by only one motor, and when the upper longitudinal screw 1005 is connected to the lower longitudinal screw 2008 through a gear, the number of one motor can be saved.

A rear left transverse screw rod 2017, a rear right transverse screw rod 2014, a rear left transverse slider 2021, a rear right transverse slider 2015, a double-shaft motor 2016 (a motor with an output shaft at each of the left and right ends of the motor), a rear left connecting rod 2019 and a rear right connecting rod 2018 are arranged in the rear section of the longitudinal groove 104;

the axes of the rear left transverse screw rod 2017 and the rear right transverse screw rod 2014 are positioned on the same straight line, are arranged along the width direction of the longitudinal groove 104 and are positioned at the rear end of the lower longitudinal screw rod 2008, and the rear left transverse screw rod 2017 and the rear right transverse screw rod 2014 are symmetrically arranged at two sides of the lower longitudinal screw rod 2008; the screw thread turning directions of the rear left transverse screw rod 2017 and the rear right transverse screw rod 2014 are opposite, one ends of the rear left transverse screw rod 2017 and the rear right transverse screw rod 2014 are connected together through a double-shaft motor 2016, and the other ends of the rear left transverse screw rod 2017 and the rear right transverse screw rod 2014 are rotatably arranged at the bottom of the longitudinal groove 104 through a screw rod mounting seat 1003; the rear left transverse slider 2021 is matched and arranged on the rear left transverse screw rod 2017 and can move along the rear left transverse screw rod 2017 in the longitudinal groove 104 along the width direction of the roof front 101; the rear right transverse sliding block 2015 is matched and arranged on the rear right transverse screw 2014 and can move in the longitudinal groove 104 along the rear right transverse screw 2014 along the width direction of the roof front part 101;

one end of the rear left connecting rod 2019 is hinged with the rear left transverse slider 2021, so that the rear left connecting rod 2019 can horizontally swing in the longitudinal groove 104, the other end of the rear left connecting rod 2019 is hinged with the top edge of the rear side wall 2020 at the front part of the roof, and the hinged point is close to the left end of the rear side wall 2020 at the front part of the roof, so that the rear side wall 2020 at the front part of the roof can be turned over up and down; one end of the rear right connecting rod 2018 is hinged with a rear right transverse slider 2015, so that the rear right connecting rod 2018 can horizontally swing in the longitudinal groove 104, the other end of the rear right connecting rod 2018 is hinged with the top edge of the rear side wall 2020 at the front part of the roof, and the hinged point is close to the right end of the rear side wall 2020 at the front part of the roof, so that the rear side wall 2020 at the front part of the roof can be turned over up and down;

when the dual-shaft motor 2016 drives the rear left and right transverse screws 2014 to rotate, the rear left and right

transverse sliders

2021 and 2015 move in opposite directions on the rear left and right

transverse screws

2017 and 2014, so that the rear side wall 2020 of the front portion of the roof is close to or far away from the rear left and right

transverse screws

2017 and 2014.

The utility model discloses in, the mechanism that drives roof front portion preceding lateral wall 2001 and roof front portion rear side wall 2020 and remove can with the unanimity of roof front portion left side wall 1008 and roof front portion right side wall 1001, but in this embodiment, go up vertical lead screw 1005 and down the vertical lead screw and pass through the gear and link to each other for a motor can drive two lead screws simultaneously and rotate, and then makes roof front portion preceding lateral wall 2001, roof front portion left side wall 1008 and roof front portion right side wall 1001 can the synchronous motion, saves motor quantity. The roof front rear side wall 2020 is driven by a single motor, so that the roof front rear side wall 2020 can move independently, and people can conveniently enter and exit the balcony and bedroom as required.

Similarly to the roof front left side wall 1008 and the roof front right side wall 1001, since the roof front side wall 2001 and the roof front rear side wall 2020 are turned downward at the time of collection, it is also necessary to raise the roof front side wall 2001 and the roof front rear side wall 2020 to a horizontal state in advance by a support bar. Meanwhile, when the front roof side 2001 and the rear roof side 2020 extend beyond the front roof 101 without being turned downward, the support rod may be used to support the front roof side 2001 on the body side, as a sunshade.

As shown in fig. 6 and 7, a limit pulley 1006 is arranged beside each of the first left link 1004, the second left link 1009, the first right link 1002, the second right link 1010, the front left link 2013, the front right link 2002, the rear left link 2019 and the rear right link 2018;

when the front longitudinal sliding block 1011 and the rear longitudinal sliding block 1012 approach each other, the limiting pulley 1006 is used for limiting the left connecting rod I1004, the left connecting rod II 1009, the right connecting rod I1002 and the right connecting rod II 1010 to swing towards the direction far away from the upper longitudinal screw 1005;

when the front left transverse slider 2011 and the front right transverse slider 2004 are close to each other, the limiting pulley 1006 is used for limiting the front left connecting rod 2013 and the front right connecting rod 2002 to swing towards a direction far away from the front left transverse screw 2012 and the front right transverse screw 2003; when the rear left transverse slider 2021 and the rear right transverse slider 2015 are close to each other, the limiting pulley 1006 is used for limiting the rear left connecting rod 2019 and the rear right connecting rod 2018 to swing towards a direction far away from the rear left transverse screw rod 2017 and the rear right transverse screw rod 2014.

Due to the existence of the limiting pulleys 1006, the side walls of the front part 101 of the car roof can be prevented from moving towards the direction far away from the screw rods under the action of gravity in the process of retracting; the recovery of the side walls of the front part 101 of each roof can be ensured more stably, safely and efficiently.

The rear door 7 comprises an upper rear door panel 701 and a lower rear door panel 702, and the top edge of the upper rear door panel 701 is hinged with the rear end of the partition board 2, so that the upper rear door panel 701 can turn up and down around the rear end of the partition board 2;

the bottom edge of the lower rear door panel 702 is hinged with the rear end of the vehicle bottom, so that the upper rear door panel 701 can turn up and down around the rear end of the vehicle bottom;

the rear end of the left side wall of the vehicle body is hinged with a first left rear door panel 901, so that the first left rear door panel 901 can turn left and right around the rear end of the left side wall of the vehicle body; the rear end of the left rear door panel I901 is hinged with a left rear door panel II 902, so that the left rear door panel II 902 can turn left and right around the rear end of the left rear door panel I901;

the rear end of the right side wall of the vehicle body is hinged with a first right rear door panel 903, so that the first right rear door panel 903 can turn left and right around the rear end of the right side wall of the vehicle body; the rear end of the right rear door panel I903 is hinged with a right rear door panel II 904, so that the right rear door panel II 904 can be turned left and right around the rear end of the right rear door panel I903.

Due to the structure, when the rear door 7 is in a closed state, the left rear door panel two 902 and the right rear door panel two 904 are folded to the inner sides of the left rear door panel one 901 and the right rear door panel one 903, then the left rear door panel one 901 and the right rear door panel one 903 are folded towards the inner sides of the left side wall and the right side wall of the vehicle body, so that the included angle between the left rear door panel one 901 and the right rear door panel one 903 and the left side wall and the right side wall of the vehicle body is 90 degrees, then the upper rear door panel 701 is turned downwards, the lower rear door panel 702 is turned upwards, the left rear door panel one 901 and the right rear door panel one 903 are closed at the inner sides of the upper rear door panel 701 and the lower rear door panel 702, and then the bottom edge of the upper rear door panel 701 and the top edge of the lower rear door panel. In order to close the rear door 7 better, the hinge points of the left rear door panel I901 and the right rear door panel I903 and the left side wall and the right side wall of the vehicle body are slightly away from the rear edges of the left side wall and the right side wall of the vehicle body by a certain distance, so that after the upper rear door panel 701 and the lower rear door panel 702 are closed, the left rear door panel I901 and the right rear door panel I903 are positioned in the vehicle body; otherwise, when the hinge points of the first left rear door panel 901 and the first right rear door panel 903 with the left side wall and the right side wall of the vehicle body are on the rear edges of the left side wall and the right side wall of the vehicle body, the bottom edges and the top edges of the upper rear door panel 701 and the lower rear door panel 702 cannot be closed tightly, and gaps can be left.

When the rear door 7 is in an open state, as shown in fig. 9, the first left rear door panel 901 is unfolded outwards, so that the inner side surface of the first left rear door panel 901 is flush with the inner side surface of the left side wall of the vehicle body, the second left rear door panel 902 is unfolded to 90 °, the first right rear door panel 903 is unfolded outwards, so that the inner side surface of the first left rear door panel 903 is flush with the inner side surface of the right side wall of the vehicle body, the second right rear door panel 904 is unfolded to 90 °, then the upper rear door panel 701 is unfolded upwards to a horizontal state, and the lower rear door panel 702 is unfolded downwards to a; then, the bottom edge of the left rear door panel I901 is connected with the left edge of the lower rear door panel 702 through connectors such as latches, the bottom edge of the right rear door panel I903 is connected with the right edge of the lower rear door panel 702, the top edge of the left rear door panel I901 is connected with the left edge of the upper rear door panel 701, the top edge of the right rear door panel I903 is connected with the right edge of the upper rear door panel 701, the bottom edge of the left rear door panel II 902 is connected with the top edge of the lower rear door panel 702, the top edge of the left rear door panel II 902 is connected with the bottom edge of the upper rear door panel 701, the top edge of the right rear door panel II 904 is connected with the bottom edge of the upper rear door panel 701, the rear edge of the left rear door panel II 902 is connected with the rear edge of the right rear door panel II 904, and a tail expansion space is. In this embodiment, the hinge element between each door panel and the door panel and between the door panel and the side wall of the vehicle body is a hinge.

Due to the structure, when the rear door 7 is opened, an expansion space can be built, the tail space of the vehicle body is expanded, and the requirement that people want to obtain a larger internal space of the vehicle body is further met.

The partition board 2 comprises a front partition board section 201, a middle partition board section 202 and a rear partition board section 203 from front to back; the middle partition plate section 202 is positioned above the front partition plate section 201, and the rear partition plate section 203 is positioned above the middle partition plate section 202, so that the partition plate 2 is in a step shape;

wherein the front bulkhead section 201 and the middle bulkhead section 202 are located below the roof front 101; the rear bulkhead section 203 is located below the rear roof portion 102;

the rear half section of the front partition 201 can be folded up and down relative to the front half section of the front partition 201.

Due to the structure, the partition board 2 is arranged in a step shape, so that the lower space in the vehicle body can be gradually increased; simultaneously, the back half section of baffle anterior segment 201 can be turned over from top to bottom for the front half section of baffle anterior segment 201, when the back half section of baffle anterior segment 201 was folded on the front half section of baffle anterior segment 201, also can increase the lower part space in the automobile body, makes things convenient for people in the activity of lower part space.

The outer side of the upper rear door panel 701 is hinged with a rear rail 802, the hinged point is close to the bottom edge of the upper rear door panel 701, and the rear rail 802 can be turned over around the upper rear door panel 701 up and down;

due to the above structure, when the roof rear 102 rises and the upper rear door panel 701 is opened to the horizontal state, the upper rear door panel 701 is parallel to the partition rear section 203, so that a platform can be formed, the platform can be used as a balcony, and in order to ensure safety, the upper rear rail 802 is folded to the vertical state, and is positioned above the upper rear door panel 701 to be used as the rear rail 802 of the balcony. When the upper back door panel 701 is closed, the back rail 802 is folded to the outside of the upper back door panel 701, which is convenient for storage.

A left rail is arranged on the left side of the rear partition plate section 203; the left rail comprises a left rail front section 8013 and a left rail rear section 8014; the rear end of the left handrail front section 8013 is hinged with the front end of the left handrail rear section 8014, so that the left handrail rear section 8014 can be turned around the left handrail front section 8013; the bottom edge of the front left rail section 8013 is hinged to the left side of the rear partition section 203, so that the front left rail section 8013 can be turned over around the rear partition section 203;

a right railing 801 is arranged on the right side of the rear partition plate section 203; the right rail 801 comprises a right rail front section 8011 and a right rail rear section 8012; the rear end of the right handrail front section 8011 is hinged with the front end of the right handrail rear section 8012, so that the right handrail rear section 8012 can be turned around the right handrail front section 8011; the bottom edge of the right rail front section 8011 is hinged to the right edge of the partition back section 203, so that the right rail front section 8011 can be turned around the partition back section 203. The hinge elements used for the hinge joint can be hinges.

Due to the above structure, when the roof rear portion 102 rises and the upper rear door panel 701 is opened to the horizontal state, the upper rear door panel 701 is parallel to the partition rear section 203, so that a platform can be formed, the platform serves as a balcony for use, and then in order to ensure safety, the left rail and the right rail 801 are respectively unfolded to the vertical state to serve as the left rail and the right rail 801 of the balcony. And because the length of this balcony comprises two sections with baffle back end 203 by last back door plant 701, and for the convenience of left railing and right railing 801 accomodate, then left railing and right railing 801 equally divide into two sections around can foling. During storage, the left and right rail rear sections 8012 are folded to the inner sides of the left and right rail front sections 8011, and then the left and right rail front sections 8011 are folded to the upper surfaces of the partition board rear sections 203; when the left and right railings 801 are unfolded, the front sections 8011 of the left and right railings are unfolded to be vertical on the upper surface of the rear section 203 of the partition plate, then the rear sections 8012 of the left and right railings are unfolded, so that the bottom edges of the rear sections 8012 of the left and right railings are in contact with and fixed by the left and right edges of the upper rear door plate 701, the rear edges of the rear sections 8012 of the left and right railings are in contact with and fixed by the left and right edges of the rear railings 802, and each edge of the balcony is provided with the railings to ensure safety.

The utility model discloses a car as a house can increase or reduce the interior space volume of car through lift roof 1, is convenient for people to obtain bigger car interior space as required, and roof front portion 101 risees and makes, can make the space that roof front portion 101 and baffle anterior segment 201, and baffle middle section 202 constitute use as the bedroom, and roof rear portion 102 risees, can make the space that roof rear portion 102, baffle back end 203 and last back door plant 701 constitute use as the balcony; the upper rear door panel 701, the left first rear door panel 901, the left second rear door panel 902, the lower rear door panel 702, the right first rear door panel 903 and the right second rear door panel 904 can be built into an expanded space, and can be used for stacking sundries or expanded spaces such as a kitchen. When the roof 1 and the tail space are stored, the vehicle can become a single-layer vehicle, the vehicle is convenient to run, and the influence of the height-limiting environment is reduced.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A vehicle with a space expansion function is characterized in that: it comprises a vehicle body, which comprises

The car body structure comprises a car bottom (4), a car roof (1), a left car body side wall, a right car body side wall and a rear door (7), wherein a partition plate (2) is arranged between the car bottom (4) and the car roof (1), and the internal space of the car body is divided into an upper space and a lower space by the partition plate (2); a roof (1) lifting device is arranged between the vehicle bottom (4) and the roof (1), the lower end of the roof (1) lifting device is connected with the vehicle bottom (4), the upper end of the roof (1) lifting device is connected with the roof (1), and the roof (1) lifting device is used for driving the roof (1) to lift, so that the upper space in the vehicle body is increased or reduced.

2. The vehicle having a spatial expansion function according to claim 1, characterized in that: the roof (1) comprises a front roof part (101) and a rear roof part (102) which can be separated from each other; the lifting device for the vehicle roof (1) comprises a lifting device for the front vehicle roof (101) and a lifting device for the rear vehicle roof (102), wherein the lifting device for the front vehicle roof (101) is used for driving the front vehicle roof (101) to lift, the lifting device for the rear vehicle roof (102) is used for driving the rear vehicle roof (102) to lift, and the maximum lifting height of the lifting device for the rear vehicle roof (102) is larger than that of the lifting device for the front vehicle roof (101).

3. The vehicle having a spatial expansion function according to claim 2, characterized in that: the lifting device of the front part (101) of the car roof comprises two lifting cylinders/oil cylinders (3) of the front part of the car roof; the lifting device of the rear part (102) of the car roof comprises four lifting cylinders/oil cylinders of the rear part of the car roof; wherein the lifting cylinder/oil cylinder (3) at the front part of the roof is a primary telescopic cylinder/oil cylinder, and the lifting cylinder/oil cylinder at the rear part of the roof is a secondary telescopic cylinder/oil cylinder;

two lifting cylinders/oil cylinders (3) at the front part of the roof are vertically arranged, arranged at the left side and the right side of the vehicle body and supported at the front end of the front part (101) of the roof; the lower end of a cylinder body of the lifting cylinder/oil cylinder (3) at the front part of the roof is connected with the bottom of the car, and the end part of a piston rod of the lifting cylinder/oil cylinder (3) at the front part of the roof is connected with the front end of the front part (101) of the roof;

the roof rear lifting cylinder/oil cylinder comprises two front roof rear lifting cylinders/oil cylinders (5) and two rear roof rear lifting cylinders/oil cylinders (6); two front roof rear lifting cylinders/oil cylinders (5) are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the front end of the roof rear part (102); the lower end of a cylinder body of the front roof rear lifting cylinder/oil cylinder (5) is connected with the bottom of the vehicle, the end part of a primary piston rod (501) of the front roof rear lifting cylinder/oil cylinder (5) is connected with the rear end of the roof front part (101) to support the rear end of the roof front part (101), and the end part of a secondary piston rod (502) of the front roof rear lifting cylinder/oil cylinder (5) is connected with the front end of the roof rear part (102);

two rear roof rear lifting cylinders/oil cylinders (6) are vertically arranged, arranged on the left side and the right side of the vehicle body and supported at the rear ends of the roof rear parts (102); the lower end of the cylinder body of the rear roof rear lifting cylinder/oil cylinder (6) is connected with the vehicle bottom, and the end part of a secondary piston rod of the rear roof rear lifting cylinder/oil cylinder (6) is connected with the rear end of the roof rear part (102).

4. The vehicle having a spatial expansion function according to claim 3, characterized in that: a longitudinal groove (104) penetrating through the front end surface and the rear end surface of the front roof part (101) is arranged along the longitudinal direction of the front roof part (101), a transverse groove (103) penetrating through the left side surface and the right side surface of the front roof part (101) is arranged along the transverse direction of the front roof part (101), the transverse groove (103) is positioned above the longitudinal groove (104), the width of the transverse groove (103) is matched with the length of the front roof part (101), and the width of the longitudinal groove (104) is matched with the width of the front roof part (101);

a front roof side wall (2001) and a rear roof side wall (2020) are arranged in the longitudinal groove (104); the front roof side wall (2001) is arranged at the front end of the longitudinal groove (104), the rear roof side wall (2020) is arranged at the rear end of the longitudinal groove (104), and the front roof side wall (2001) and the rear roof side wall (2020) can respectively extend out of the front end of the longitudinal groove (104) and the rear end of the longitudinal groove (104) and can also be accommodated in the longitudinal groove (104);

a left side wall (1008) of the front part of the roof and a right side wall (1001) of the front part of the roof are arranged in the transverse groove (103); the left side wall (1008) of the front part of the roof is arranged at the left end of the transverse groove (103), the right side wall (1001) of the front part of the roof is arranged at the right end of the transverse groove (103), and the left side wall (1008) of the front part of the roof and the right side wall (1001) of the front part of the roof can respectively extend out of the left end of the transverse groove (103) and the right end of the transverse groove (103) and can be stored in the transverse groove (103).

5. The vehicle having a spatial expansion function according to claim 4, characterized in that: an upper longitudinal screw rod (1005), a front longitudinal sliding block (1011), a rear longitudinal sliding block (1012), a left connecting rod I (1004), a left connecting rod II (1009), a right connecting rod I (1002) and a right connecting rod II (1010) are arranged in the transverse groove (103);

the upper longitudinal screw rod (1005) is positioned in the middle of the transverse groove (103), and the upper longitudinal screw rod (1005) extends along the longitudinal direction of the front part (101) of the roof; the upper longitudinal screw rod (1005) is rotatably arranged at the bottom of the transverse groove (103); the screw thread directions of the front half section and the rear half section of the upper longitudinal screw rod (1005) are opposite, the front longitudinal sliding block (1011) is sleeved on the front half section of the upper longitudinal screw rod (1005) in a matching manner and can move along the length direction of the front part (101) of the roof in the transverse groove (103) along the upper longitudinal screw rod (1005), and the rear longitudinal sliding block (1012) is sleeved on the rear half section of the upper longitudinal screw rod (1005) in a matching manner and can move along the length direction of the front part (101) of the roof in the transverse groove (103) along the upper longitudinal screw rod (1005); the left side wall (1008) of the front part of the car roof and the right side wall (1001) of the front part of the car roof are symmetrically arranged at two sides of an upper longitudinal screw rod (1005);

one end of the left connecting rod I (1004) is hinged with the front longitudinal slide block (1011) so that the left connecting rod I (1004) can horizontally swing in the transverse groove (103), the other end of the left connecting rod I (1004) is hinged with the top edge of the roof front left side wall (1008), and the hinged point is close to the front end of the roof front left side wall (1008) so that the roof front left side wall (1008) can be turned up and down; one end of the left connecting rod II (1009) is hinged with the rear longitudinal sliding block (1012), so that the left connecting rod II (1009) can horizontally swing in the transverse groove (103), the other end of the left connecting rod II (1009) is hinged with the top edge of the left side wall (1008) at the front part of the roof, and the hinged point is close to the rear end of the left side wall (1008) at the front part of the roof, so that the left side wall (1008) at the front part of the roof can be turned over up and down;

one end of the first right connecting rod (1002) is hinged with the front longitudinal sliding block (1011), so that the first right connecting rod (1002) can horizontally swing and horizontally swing in the transverse groove (103), the other end of the first right connecting rod (1002) is hinged with the top edge of the right side wall (1001) at the front part of the roof, and a hinged point is close to the front end of the right side wall (1001) at the front part of the roof, so that the right side wall (1001) at the front part of the roof can be turned over up and down; one end of the right connecting rod II (1010) is hinged with the rear longitudinal sliding block (1012) so that the right connecting rod II (1010) can horizontally swing and horizontally swing in the transverse groove (103), the other end of the right connecting rod II (1010) is hinged with the top edge of the right side wall (1001) at the front part of the roof, and a hinged point is close to the rear end of the right side wall (1001) at the front part of the roof so that the right side wall (1001) at the front part of the roof can be turned over up and down;

when the upper longitudinal screw rod (1005) rotates, the front longitudinal slide block (1011) and the rear longitudinal slide block (1012) move towards opposite directions on the upper longitudinal screw rod (1005), so that the left side wall (1008) and the right side wall (1001) of the front part of the roof move in the transverse groove (103) and are close to or far away from the upper longitudinal screw rod (1005).

6. The vehicle having a spatial expansion function according to claim 5, characterized in that: a front left transverse screw rod (2012), a front right transverse screw rod (2003), a front left transverse slider (2011), a front right transverse slider (2004), a lower longitudinal screw rod (2008), a lower longitudinal screw rod driving motor (2010), a front left connecting rod (2013) and a front right connecting rod (2002) are arranged in the front section of the longitudinal groove (104);

the lower longitudinal screw rod (2008) is positioned in the middle of the longitudinal groove (104) and extends along the length direction of the longitudinal groove (104);

the axes of the front left transverse screw rod (2012) and the front right transverse screw rod (2003) are positioned on the same straight line, are arranged along the width direction of the longitudinal groove (104) and are positioned at the front end of the lower longitudinal screw rod (2008), and the front left transverse screw rod (2012) and the front right transverse screw rod (2003) are symmetrically arranged at two sides of the lower longitudinal screw rod (2008); the front left transverse screw rod (2012), the front right transverse screw rod (2003) and the lower longitudinal screw rod (2008) are all rotatably arranged at the bottom of the longitudinal groove (104); a left bevel gear (2006) is arranged at the right end of the front left transverse screw rod (2012), a right bevel gear (2005) is arranged at the left end of the right front transverse screw rod, and a front bevel gear (2007) is arranged at the front end of the lower longitudinal screw rod (2008); the left bevel gear (2006) and the right bevel gear (2005) are both meshed with the front bevel gear (2007); the rear end of the lower longitudinal screw rod (2008) is connected with a lower longitudinal screw rod driving motor (2010); the front left transverse sliding block (2011) is sleeved on the front left transverse screw rod (2012) in a matching manner and can move along the front left transverse screw rod (2012) in the longitudinal groove (104) along the width direction of the front part (101) of the car roof; the front right transverse sliding block (2004) is sleeved on the front right transverse screw rod (2003) in a matching mode and can move along the width direction of the front part (101) of the car roof in the longitudinal groove (104) along the front right transverse screw rod;

one end of the front left connecting rod (2013) is hinged with the front left transverse sliding block (2011) to enable the front left connecting rod (2013) to horizontally swing in the longitudinal groove (104), the other end of the front left connecting rod (2013) is hinged with the top edge of the front side wall (2001) of the front part of the roof, and the hinged point is close to the left end of the front side wall (2001) of the front part of the roof to enable the front side wall (2001) of the front part of the roof to be capable of being turned over up and down; one end of the front right connecting rod (2002) is hinged with the front right transverse sliding part, so that the front right connecting rod (2002) can horizontally swing in the longitudinal groove (104), the other end of the front right connecting rod (2002) is hinged with the top edge of the front side wall (2001) of the front part of the roof, and the hinged point is close to the right end of the front side wall (2001) of the front part of the roof, so that the front side wall (2001) of the front part of the roof can be turned over up and down;

a lower gear (2009) is sleeved on the lower longitudinal screw rod (2008), and an upper gear (1007) is sleeved on the upper longitudinal screw rod (1005); the lower gear (2009) and the upper gear (1007) penetrate through the bottom of the transverse groove (103)/the top of the longitudinal groove (104) and are meshed with each other;

when the lower longitudinal screw rod driving motor (2010) rotates, the lower longitudinal screw rod (2008), the upper longitudinal screw rod (1005), the front left transverse screw rod (2012) and the front right transverse screw rod (2003) all rotate simultaneously, so that the front side wall (2001) of the front part of the roof is far away from or close to the front left transverse screw rod (2012) and the front right transverse screw rod (2003), and the left side wall (1008) of the front part of the roof is far away from or close to the upper longitudinal screw rod (1005);

a rear left transverse screw rod (2017), a rear right transverse screw rod (2014), a rear left transverse slider (2021), a rear right transverse slider (2015), a double-shaft motor (2016), a rear left connecting rod (2019) and a rear right connecting rod (2018) are arranged in the rear section of the longitudinal groove (104);

the axes of the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014) are positioned on the same straight line, are arranged along the width direction of the longitudinal groove (104) and are positioned at the rear end of the lower longitudinal screw rod (2008), and the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014) are symmetrically arranged at two sides of the lower longitudinal screw rod (2008); the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014) are rotatably arranged at the bottom of the longitudinal groove (104); the screw thread turning directions of the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014) are opposite, and the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014) are connected together through a double-shaft motor (2016); the rear left transverse slider (2021) is matched and arranged on the rear left transverse screw rod (2017) and can move along the rear left transverse screw rod (2017) in the longitudinal groove (104) along the width direction of the roof front part (101); the rear right transverse sliding block (2015) is matched on the rear right transverse screw rod (2014) and can move along the rear right transverse screw rod (2014) in the longitudinal groove (104) along the width direction of the roof front part (101);

one end of the rear left connecting rod (2019) is hinged with the rear left transverse slider (2021) to enable the rear left connecting rod (2019) to horizontally swing in the longitudinal groove (104), the other end of the rear left connecting rod (2019) is hinged with the top edge of the rear side wall (2020) of the front part of the roof, and the hinged point is close to the left end of the rear side wall (2020) of the front part of the roof to enable the rear side wall (2020) of the front part of the roof to be capable of turning up and down; one end of the rear right connecting rod (2018) is hinged with the rear right transverse sliding block (2015) to enable the rear right connecting rod (2018) to horizontally swing in the longitudinal groove (104), the other end of the rear right connecting rod (2018) is hinged with the top edge of the rear side wall (2020) of the front part of the roof, and the hinged point is close to the right end of the rear side wall (2020) of the front part of the roof to enable the rear side wall (2020) of the front part of the roof to be capable of being turned over up and down;

when the double-shaft motor (2016) drives the rear left transverse screw rod and the rear right transverse screw rod (2014) to rotate, the rear left transverse slider (2021) and the rear right transverse slider (2015) move towards opposite directions on the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014), so that the rear side wall (2020) of the front portion of the roof is close to or far away from the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014).

7. The vehicle having a spatial expansion function according to claim 6, characterized in that:

limiting pulleys (1006) are arranged beside the left connecting rod I (1004), the left connecting rod II (1009), the right connecting rod I (1002), the right connecting rod II (1010), the front left connecting rod (2013), the front right connecting rod (2002), the rear left connecting rod (2019) and the rear right connecting rod (2018);

when the front longitudinal sliding block (1011) and the rear longitudinal sliding block (1012) are close to each other, the limiting pulley (1006) is used for limiting the first left connecting rod (1004), the second left connecting rod (1009), the first right connecting rod (1002) and the second right connecting rod (1010) to swing towards the direction far away from the upper longitudinal screw rod (1005);

when the front left transverse sliding block (2011) and the front right transverse sliding block (2004) are close to each other, the limiting pulley (1006) is used for limiting the front left connecting rod (2013) and the front right connecting rod (2002) to swing towards a direction far away from the front left transverse screw rod (2012) and the front right transverse screw rod (2003);

when the rear left transverse sliding block (2021) and the rear right transverse sliding block (2015) are close to each other, the limiting pulley (1006) is used for limiting the rear left connecting rod (2019) and the rear right connecting rod (2018) to swing towards the direction far away from the rear left transverse screw rod (2017) and the rear right transverse screw rod (2014).

8. The vehicle having a spatial expansion function according to claim 1, characterized in that:

the rear door (7) comprises an upper rear door panel (701) and a lower rear door panel (702);

the top edge of the upper rear door panel (701) is hinged with the rear end of the partition plate (2), so that the upper rear door panel (701) can be turned over up and down around the rear end of the partition plate (2);

the bottom edge of the lower rear door panel (702) is hinged with the rear end of the vehicle bottom, so that the upper rear door panel (701) can be turned over around the rear end of the vehicle bottom; the rear end of the left side wall of the vehicle body is hinged with a first left rear door panel (901), so that the first left rear door panel (901) can turn left and right around the rear end of the left side wall of the vehicle body; the rear end of the left rear door panel I (901) is hinged with a left rear door panel II (902), so that the left rear door panel II (902) can be turned left and right around the rear end of the left rear door panel I (901);

the rear end of the right side wall of the vehicle body is hinged with a first right rear door panel (903), so that the first right rear door panel (903) can turn left and right around the rear end of the right side wall of the vehicle body; the rear end of the right rear door panel I (903) is hinged with a right rear door panel II (904), so that the right rear door panel II (904) can be overturned left and right around the rear end of the right rear door panel I (903).

9. The vehicle having a spatial expansion function according to claim 8, characterized in that: the partition plate (2) comprises a partition plate front section (201), a partition plate middle section (202) and a partition plate rear section (203) from front to back; the middle partition plate section (202) is positioned above the front partition plate section (201), and the rear partition plate section (203) is positioned above the middle partition plate section (202), so that the partition plate (2) is in a step shape;

wherein the front partition (201) and the middle partition (202) are positioned below the front roof (101); the rear bulkhead section (203) is positioned below the rear roof section (102);

the rear half section of the front partition plate section (201) can be folded up and down relative to the front half section of the front partition plate section (201).

10. The vehicle having a spatial expansion function according to claim 9, characterized in that: the outer side of the upper rear door panel (701) is hinged with a rear rail (802), the hinged point is close to the bottom edge of the upper rear door panel (701), and the rear rail (802) can be turned over around the upper rear door panel (701) up and down;

a left rail is arranged on the left side of the rear section (203) of the partition board; the left rail comprises a left rail front section (8013) and a left rail rear section (8014); the rear end of the front left handrail section (8013) is hinged with the front end of the rear left handrail section (8014), so that the rear left handrail section (8014) can be turned around the front left handrail section (8013); the bottom edge of the front left handrail section (8013) is hinged with the left side of the rear partition plate section (203), so that the front left handrail section (8013) can turn around the rear partition plate section (203);

a right railing (801) is arranged on the right side of the rear partition plate section (203); the right rail (801) comprises a right rail front section (8011) and a right rail rear section (8012); the rear end of the right handrail front section (8011) is hinged with the front end of the right handrail rear section (8012), so that the right handrail rear section (8012) can be turned around the right handrail front section (8011); the bottom edge of the right handrail front section (8011) is hinged with the right edge of the partition board rear section (203), so that the right handrail front section (8011) can turn around the partition board rear section (203).