CN112776889A

CN112776889A - Folding flexible car

Info

Publication number: CN112776889A
Application number: CN202110086731.2A
Authority: CN
Inventors: 鲜玉祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-05-11
Anticipated expiration: 2041-01-22
Also published as: CN112776889B

Abstract

The invention discloses a folding telescopic automobile which comprises a front automobile body and a rear automobile body, wherein the rear automobile body is positioned at the rear end of the front automobile body; under the prerequisite of guaranteeing to connect fastening, structure safety for the length and the seat number of car can increase and decrease, with the car demand that satisfies the difference, reducible vehicle is kept the volume, and it is difficult to alleviate traffic jam and park: the vehicle is short, flexible and convenient, and can be unfolded into a large vehicle when a plurality of people go out, so that one vehicle can be driven less; the parking space can be saved by folding when parking; the family expenses can be reduced, the vehicle service efficiency is improved: one family can save one vehicle, one parking space and related insurance, maintenance and the like.

Description

Folding flexible car

Technical Field

The invention belongs to the technical field of automobiles, and particularly relates to a folding telescopic automobile.

Background

Traffic congestion and parking difficulties are an increasingly serious problem. With the opening of two tires, the improvement of quality of life and the change of lifestyle, more and more families begin to own or plan to own two carts to address the need: only a few passengers walk on duty, off duty or in a city, and a small vehicle is used; the self-driving tour on weekends or holidays needs one big vehicle or two vehicles for many people of the whole family or relatives and friends; this will certainly increase the vehicle holding amount and thus aggravate the problem of traffic jam and parking difficulty, has also increased the family expenses simultaneously, has reduced the availability factor of vehicle.

The existing automobile telescopic folding technology is only to solve the problem that the automobile is shortened when the automobile is parked; some of the cars are additionally provided with a rear carriage to increase the number of passengers, which is inconvenient. Meanwhile, because the significant changes of complex structures such as a chassis transmission system, a running system, a steering system, a braking system and the like of the automobile are involved, the two technologies are difficult to implement and high in cost from the aspects of traffic safety and stable performance.

Disclosure of Invention

The invention aims to provide a folding telescopic automobile to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a folding telescopic automobile comprises a front automobile body and a rear automobile body, wherein the rear automobile body is positioned at the rear end of the front automobile body, a folding telescopic related assembly is arranged at the joint of the front automobile body and the rear automobile body, and the folding telescopic related assembly comprises a chassis folding telescopic assembly arranged at the bottom of the rear section of the front automobile body, a roof folding telescopic assembly arranged at the top of the rear section of the front automobile body and an automobile body folding telescopic assembly;

the chassis telescopic assembly comprises a reinforcing cross beam fixed on the bottom end face of a rear vehicle bottom plate, reinforcing longitudinal beams are symmetrically fixed on the side faces, facing a front vehicle bottom plate, of the reinforcing cross beam, a rotary pipe is sleeved on the outer surface of each reinforcing longitudinal beam in a threaded manner, an installation base is sleeved on the outer surface of each rotary pipe, an annular bulge is fixed on the inner wall of each installation base, an annular groove for the clamping of the annular bulge is formed in the outer surface of each rotary pipe, the installation base is fixed on the bottom end face of the rear vehicle bottom plate, a transmission motor is installed on the side edge of the installation base, a driving disc is installed at the output end of the transmission motor, annular bulges matched with the annular grooves are formed at the edges of the driving discs, the annular grooves and the annular bulges are in a seamless fit state, and a through groove; a hydraulic machine is fixed on the bottom end face of the front chassis base plate, the front end part of the reinforcing longitudinal beam is fixedly connected with a piston of the hydraulic machine, telescopic and foldable metal covers are mounted on the bottom end faces of the front chassis base plate and the rear chassis base plate, and the metal covers are arranged outside the reinforcing longitudinal beam, the transmission motor, the hydraulic machine and the mounting base;

the roof telescopic assembly comprises a folding roof, a roof telescopic rod is arranged between the folding roof and the inner surface of the top of the front vehicle body, a roof sliding groove for the roof telescopic rod to be placed is formed in the inner wall of the top of the front vehicle body, the roof telescopic rod is rotatably connected with the roof sliding groove, guide wheels are symmetrically arranged on the end face, facing the rear vehicle body, of the folding roof, and arc-shaped grooves for the guide wheels to be clamped into are formed in the inner side face of the top of the rear vehicle body; a small motor and a rotating wheel driven by the small motor are arranged inside the top end of the front vehicle body and on the side edge of the upper end of the top telescopic rod, a steel wire rope is fixed in an arc-shaped groove on the inner side of the top of the rear vehicle body, and the steel wire rope is wound on the surface of the guide wheel, penetrates through the folding top and the top telescopic rod and extends and is wound on the surface of the rotating wheel;

the vehicle body telescopic assembly comprises a folding bottom plate, a folding seat is arranged on the upper surface of the folding bottom plate, a hydraulic telescopic rod and a power assembly of the hydraulic telescopic rod are arranged on the upper surface of the front vehicle bottom plate, the output end of the hydraulic telescopic rod is fixedly connected with the upper edge of the folding bottom plate, a sliding groove for the output end of the hydraulic telescopic rod to be placed is formed in the upper surface of the front vehicle bottom plate, and a pulley which is in sliding connection with the sliding groove is arranged at the bottom of the folding bottom plate; the novel foldable car door is characterized in that threaded shafts are symmetrically fixed on the inner wall of the edge of the rear end of the front car body, a rear car door shaft is sleeved on the outer surface of the threaded shaft in a threaded manner, the rear car door shaft is of a hollow cuboid structure in two separated shapes, the lower section of the rear car door shaft is connected with a foldable car door through a hinge, a car window of the foldable car door is in a frameless design, and the bottom of the rear car door shaft is connected with a foldable doorsill through a hinge.

Preferably, hydraulic telescoping rod is the rectangle structure with the cross section of spout, just the thickness of folding bottom plate equals with preceding vehicle bottom plate and rear vehicle bottom plate thickness, be equipped with the lug before the folding bottom plate on the terminal surface, set up the elasticity recess on the rear end face of preceding vehicle bottom plate, the lug that can supply the folding bottom plate front end or the lug card of rear vehicle bottom plate front end are gone into, be fluted on the folding bottom plate rear end face, can supply the lug card of rear vehicle bottom plate front end to go into.

Preferably, the two side end faces of the folding bottom plate are symmetrically provided with grooves which are consistent with the grooves on the rear end face of the folding bottom plate and can be used for clamping the lugs at the corresponding positions at the bottom of the inner side of the folding threshold.

Preferably, the inside of front vehicle bottom plate is installed and is driven the pivoted power component of screw thread axle, and this power component includes the motor.

Preferably, the foldable roof structure further comprises a plurality of groups of fastening assemblies respectively positioned at the top, the bottom and the middle of the vehicle body, wherein the first group of fastening assemblies is arranged at the top of the front vehicle body, the foldable roof and the top of the rear vehicle body; the fastening assembly comprises a front screw rod which is installed on the top end face of the rear part of a front vehicle body through threads, the top of the front vehicle body is provided with a micro motor which drives the front screw rod to rotate forwards and backwards, the edges of two sides of the folding ceiling are penetrated with a middle section screw hole and a rear screw rod, the length of the middle section screw hole is consistent with that of the rear screw rod, the front screw rod rotates to enter the middle section screw hole of the edges of two sides of the folding ceiling and is in magnetic linkage with the front end of the rear screw rod, and the inner side of the top of the rear vehicle body is provided with a rear;

the second group of fastening components are arranged at the bottom of the front vehicle body, the bottom of the folding threshold and the bottom of the rear vehicle body and are consistent with the first group of fastening components in structure and function, each fastening component comprises a front screw rod which is installed on the rear end face of the bottom of the front vehicle body through threads, a micro motor which drives the front screw rod to rotate in the forward and reverse directions is arranged in the front vehicle body, a middle screw hole and a rear screw rod penetrate through the edges of the two sides of the folding threshold, the front screw rod rotates to enter the middle screw hole in the folding threshold and is magnetically connected with the front end of the rear screw rod, and a rear screw hole for screwing in the rear screw rod is formed in the inner side of the bottom.

The third group of fastening components are arranged in the middle of the joint of the front vehicle body and the rear vehicle body, each fastening component comprises a front screw rod which is installed on the rear end face of the middle of the front vehicle body through threads, a micro motor which drives the front screw rod to rotate forwards and backwards is arranged inside the front vehicle body, and a rear screw hole for screwing the front screw rod into is formed in the inner side of the middle of the rear vehicle body.

Preferably, the diameters of the front screw rod and the rear screw rod are equal, and the diameters of the middle screw hole and the rear screw hole are equal.

Compared with the prior art, the invention has the beneficial effects that:

the length and the seat of the vehicle can be increased and decreased, so that different vehicle using requirements are met; reduce the vehicle holding amount, alleviate traffic jam and parking difficulty: the vehicle is used at ordinary times, so that the vehicle is short and flexible; when a plurality of people go out, the vehicles are extended and one vehicle is driven less; the vehicle body can be shortened during parking so as to save the parking space; reducing the family expenses: one family can save one vehicle, one parking space, insurance, maintenance and the like; the service efficiency of the vehicle is improved: two vehicles in the past can have a large vehicle which is often idle and unused; after the vehicle is folded, a considerable luggage space is provided, and the daily requirement can be met; the connection is mostly realized by adopting fine thread connection, the connection strength is high, the structure is simple, and the stability and reliability are realized; when the folded car door is opened, the car door can be opened towards the tail of the car, so that the luggage can be conveniently taken and put; the folding scheme provided by the invention has the advantages of simple structure, low cost and strong applicability.

Drawings

FIG. 1 is a schematic structural diagram of the present invention:

FIG. 2 is a cross-sectional view of a connection of the reinforcing stringers of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the stacked placement of the folding bottom plate and the rear floor of the present invention;

FIG. 5 is a side view of the stacked arrangement of the folding bottom panel and the rear floor of the present invention;

FIG. 6 is a view showing the overall structure of the folding bottom panel, the folding body and the folding top according to the present invention;

FIG. 7 is a schematic view of the attachment of the fastener assembly of the present invention;

FIG. 8 is a schematic structural view of the folding door of the present invention in the closed and open positions;

FIG. 9 is a schematic view of the folded door and the folded headliner of the present invention in a closed position;

FIG. 10 is a schematic view of the present invention in a deployed state;

fig. 11 is a schematic view of the installation of the position of the reinforcing longitudinal beam in the embodiment 2;

fig. 12 is a schematic connection diagram of the reinforcing longitudinal beam, the front vehicle bottom plate and the rear vehicle bottom plate in the embodiment 2;

FIG. 13 is a schematic view showing the expanded state in the present embodiment 2;

fig. 14 is a sectional view showing the connection of the folding bottom plate, the rear floor and the front floor in the present invention.

In the figure: 1. a front vehicle body; 2. reinforcing the longitudinal beam; 3. folding the base plate; 4. folding the seat; 5. folding the doorsill; 6. folding the vehicle door; 7. folding the canopy; 8. a hydraulic press; 9. mounting a base; 10. a drive motor; 11. a reinforcing cross beam; 12. rotating the tube; 13. a piston; 14. a drive disc; 15. a rear vehicle bottom plate; 16. a hydraulic lever; 17. a threaded shaft; 18. a rear door shaft; 19. a pulley; 20. a chute; 21. a rear body; 22. a guide wheel; 23. a wire rope; 24. installing a screw rod; 25. the canopy telescopic rod; 26. a canopy slide groove; 27. a rotating wheel; 28. fastening a screw rod; 29. fixing screw holes; 30. a front vehicle bottom plate; 31. a metal cover; 32. a bump; 33. an elastic groove; 34. a groove; 35. and a middle section screw hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 14, the present invention provides a technical solution: a folding telescopic automobile comprises a front automobile body 1 and a rear automobile body 21, wherein the rear automobile body 21 is positioned at the rear end of the front automobile body 1, a folding telescopic related assembly is arranged at the joint of the front automobile body 1 and the rear automobile body 21, the folding telescopic related assembly comprises a chassis folding telescopic assembly arranged at the bottom of the rear section of the front automobile body 1, a roof folding telescopic assembly arranged at the top of the rear section of the front automobile body 1 and an automobile body folding telescopic assembly, the length and the seat number of the automobile can be increased or decreased, and different automobile using requirements can be met; the vehicle holding amount is reduced, and traffic jam and parking difficulty are relieved;

the chassis telescopic assembly comprises a reinforcing cross beam 11 fixed on the bottom end face of a rear vehicle bottom plate 15, reinforcing longitudinal beams 2 are symmetrically fixed on the side faces, facing a front vehicle bottom plate 30, of the reinforcing cross beam 11, a rotary tube 12 is sleeved on the outer surface of the reinforcing longitudinal beams 2 in a threaded manner, a mounting base 9 is sleeved on the outer surface of the rotary tube 12, an annular protrusion is fixed on the inner wall of the mounting base 9, an annular groove for the annular protrusion to be clamped in is formed in the outer surface of the rotary tube 12, the mounting base 9 is fixed on the bottom end face of the rear vehicle bottom plate 15, a transmission motor 10 is mounted on the side edge of the mounting base 9, a driving disc 14 is mounted on the output end of the transmission motor 10, an annular protrusion matched with the annular groove is formed at the edge of the driving disc 14, the annular groove and the annular protrusion; the bottom end face of the front vehicle bottom plate 30 is fixedly provided with the hydraulic machine 8, the front end part of the reinforcing longitudinal beam 2 is fixedly connected with the piston 13 of the hydraulic machine 8, the bottom end faces of the front vehicle bottom plate 30 and the rear vehicle bottom plate 15 are provided with the telescopic and foldable metal covers 31, the metal covers 31 can block external impurities when a vehicle travels, the phenomenon that the impurities splash to the surface of the reinforcing longitudinal beam 2 to influence later-stage transmission is avoided, and the metal covers 31 are covered outside the reinforcing longitudinal beam 2, the transmission motor 10, the hydraulic machine 8 and the mounting base 9;

the roof telescopic assembly comprises a folding roof 7, a roof telescopic rod 25 is mounted between the folding roof 7 and the inner surface of the top of the front vehicle body 1, a roof sliding groove 26 for the roof telescopic rod 25 to be placed is formed in the inner wall of the top of the front vehicle body 1, the roof telescopic rod 25 is rotatably connected with the roof sliding groove 26, guide wheels 22 are symmetrically mounted at the end face, facing the rear vehicle body 21, of the folding roof 7, and arc-shaped grooves for the guide wheels 22 to be clamped into are formed in the inner side surface of the top of the rear vehicle body 21; a small motor and a rotating wheel 27 driven by the small motor are arranged inside the top end of the front vehicle body 1 and on the side edge of the upper end of the roof telescopic rod 25, a steel wire rope 23 is fixed in an arc-shaped groove on the inner side of the top of the rear vehicle body 21, the steel wire rope 23 is wound on the surface of the guide wheel 22, penetrates through the folding roof 7 and the roof telescopic rod 25 and extends and is wound on the surface of the rotating wheel 27;

the vehicle body telescopic component comprises a folding bottom plate 3, a folding seat 4 is arranged on the upper surface of the folding bottom plate 3, a hydraulic telescopic rod 16 and a power component thereof are arranged on the upper surface of a front vehicle bottom plate 30, the output end of the hydraulic telescopic rod 16 is fixedly connected with the upper edge of the folding bottom plate 3, a sliding groove 20 for the output end of the hydraulic telescopic rod 16 to be placed is formed in the upper surface of the front vehicle bottom plate 30, and a pulley 19 which is in sliding connection with the sliding groove 20 is arranged at the bottom of the folding bottom plate 3; the inner wall of the edge of the rear end of the front vehicle body 1 is symmetrically fixed with a threaded shaft 17, a rear vehicle door shaft 18 is sleeved on the outer surface of the threaded shaft 17 in a threaded manner, the rear vehicle door shaft 18 is of a hollow cuboid structure in two separated shapes, the lower section of the rear vehicle door shaft 18 is connected with a folding vehicle door 6 through a hinge, the vehicle window of the folding vehicle door 6 is in a frameless design, and the bottom of the rear vehicle door shaft 18 is connected with a folding doorsill 5 through a hinge.

In this example, it is preferred, hydraulic telescoping rod 16 is the rectangle structure with the cross section of spout 20, and the thickness of folding bottom plate 3 equals with preceding vehicle bottom plate 30 and rear vehicle bottom plate 15's thickness, be equipped with lug 32 before folding bottom plate 3 on the terminal surface, elastic groove 33 has been seted up on preceding vehicle bottom plate 30's the rear end face, the lug 32 that can supply folding bottom plate 3 front end or the lug card of rear vehicle bottom plate 15 front end are gone into, folding bottom plate 3 rear end face is gone up fluted 34, the lug card that can supply rear vehicle bottom plate 15 front end is gone into.

In this embodiment, it is preferable that the folding bottom plate 3 has two symmetrical grooves on its two side end faces, which are consistent with the grooves 34 on its rear end face, and the protrusions on the corresponding positions at the bottom inside the folding doorsill 5 can be inserted into the grooves.

In this embodiment, it is preferable that a power assembly including a motor is installed inside the front floor 30 to rotate the screw shaft 17.

In this example, it is preferable to further include a plurality of sets of fastening members respectively located at the top, bottom and middle of the vehicle body, the first set of fastening members being provided at the top of the front vehicle body 1, the folding top 7 and the top of the rear vehicle body 21; the fastening assembly comprises a front screw 24 which is installed on the top end face of the rear part of the front vehicle body 1 through threads, the top of the front vehicle body 1 is provided with a micro motor which drives the front screw 24 to rotate forwards and backwards, the edges of two sides of the folding roof board 7 are penetrated with a middle section screw hole 35 and a rear screw 28, the length of the middle section screw hole 35 is consistent with that of the rear screw 28, the front screw 24 rotates to enter the middle section screw hole 35 of the edges of two sides of the folding roof board 7 and is magnetically linked with the front end of the rear screw 28, and the inner side of the top of the rear vehicle body 21 is provided with a rear;

the second group of fastening components are arranged at the bottom of the front vehicle body 1, the bottoms of the folding doorsill 5 and the rear vehicle body 21 and are consistent with the first group of fastening components in structure and function, each fastening component comprises a front screw 24 which is installed on the rear end face of the bottom of the front vehicle body 1 through threads, a micro motor which drives the front screw 24 to rotate forwards and backwards is arranged inside the front vehicle body 1, a middle screw hole 35 and a rear screw 28 penetrate through the edges of the two sides of the folding doorsill 5, the front screw 24 rotates to enter the middle screw hole 35 inside the folding doorsill 5 and is magnetically connected with the front end of the rear screw 28, and a rear screw hole 29 for the rear screw 28 to be screwed into is formed in the inner side of the bottom of the rear vehicle.

The third group of fastening components is arranged in the middle of the joint of the front vehicle body 1 and the rear vehicle body 21, is simpler than the front two groups of fastening components, reduces the middle screw hole 35 and the rear screw 28, comprises a front screw 24 which is installed on the rear end face of the middle part of the front vehicle body 1 through threads, a micro motor which drives the front screw 24 to rotate forwards and backwards is arranged inside the front vehicle body 1, and a rear screw hole 29 for the front screw 24 to be screwed in is formed in the inner side of the middle part of the rear vehicle body 21.

In this embodiment, the front screw 24 and the rear screw 28 are preferably equal in diameter, and the middle threaded hole 35 and the rear threaded hole 29 are preferably equal in diameter.

Example 2

Embodiment 2 changes the folding telescopic part of the vehicle body from the position behind the rear axle to the position in front of the rear axle in embodiment 1, is suitable for a front-drive vehicle and a rear-drive vehicle without a transmission shaft, and can improve the overall performance by adjusting the wheelbase and the front-rear weight ratio of the vehicle while folding the telescopic vehicle body;

the differences from the embodiment 1 are mainly as follows: compared with the embodiment 1, the installation positions of the chassis telescopic folding related components are exchanged in the front and back directions, as shown in fig. 12, the reinforcing beam 11 is installed at the bottom of the front vehicle bottom plate 30, and other chassis telescopic folding related components are all installed at the bottom of the rear vehicle bottom plate 15, and are correspondingly adjusted in the specific implementation direction; the folding bottom plate does not move forwards but moves backwards after rising, and the folding seat (the second row seat) is driven to be placed below the rear part of the third row seat; the folding top is folded in the same way, but is not translated forwards when folded, but is placed on site on the floor behind the first row of seats; the folding door is folded in the same manner as the folding doorsill, next to the folding roof, onto the floor behind the first row of seats. Please refer to fig. 11, 12 and 13.

The working principle and the using process of the invention are as follows: when the vehicle extension expandes, refer to fig. 2, at first, driving-disc 14 is driven to drive by the output of driving motor 10, driving-disc 14 runs through the logical groove of reserving on the mount pad 9, and carry out circular motion through the annular protrusion with 12 surperficial annular grooves looks adaptations of rotatory pipe 12, meanwhile protruding and the spacing block of the 12 surperficial annular grooves of rotatory pipe of protruding on the mount pad 9 inner wall, guarantee that the lateral position of rotatory pipe 12 can not appear changing, and simultaneously,

rotatory pipe

12 and 2 threaded connection of reinforcing longeron, make reinforcing longeron 2 be lateral motion in the inboard of rotatory pipe 12.

At the same time, the three sets of fasteners of the vehicle body are operated, and the front screw 24 is retracted into the front vehicle body 1, releasing the threaded connection between the front vehicle body 1 and the rear vehicle body 21.

Referring to fig. 6, the small motor on the roof of the front body 1 drives the rotating wheel 27 to wind the wire rope 23, the wire rope 23 is driven by the guide wheel 22, meanwhile, the rear body 21 is driven by the reinforcing longitudinal beam 2 to move backwards, the wire rope 23 is also pulled to be stressed backwards and upwards, the folding roof 7 is stressed forwards and backwards and moves towards the space between the tops of the front body 1 and the rear body 21 until the guide wheel 22 is clamped into the arc-shaped groove at the top of the rear body 21, at the moment, the roof telescopic rod 25 is also completely compressed and collected at the inner side of the roof sliding groove 26, and at the moment, the top end surfaces of the front body 1, the folding roof 7 and the rear body 21.

Referring to fig. 5, 8 and 9, at the same time, the distance between the front vehicle bottom plate 30 and the rear vehicle bottom plate 15 is gradually opened, the threaded shaft 17 and the rear vehicle door shaft 18 are locked and synchronously screwed outwards, the folding vehicle door 6 and the folding doorsill 5 are screwed outwards by 90 degrees subsequently to the vehicle door shaft 18, and the threaded shaft 17 stops rotating; the hydraulic telescopic rod 16 on the front chassis 30 pushes the folding bottom plate 3 and the folding seat 4 on the folding bottom plate to move backwards to a position between the front chassis 30 and the rear chassis 15, and the lugs on the inner side of the folding doorsill 5 are clamped into the grooves on the end surfaces of the two sides of the folding bottom plate 3 from left to right; then, the rear door shaft 18 and the threaded shaft 17 are unlocked to be in a threaded connection state, and when the threaded shaft 17 continues to rotate, the rear door shaft 18 drives the folding door 6 and the folding doorsill 5 to move downwards, and the folding doorsill 5 drives the folding bottom plate 3 and the folding seat 4 thereon to descend together until the folding bottom plate, the front bottom plate 30 and the rear bottom plate 15 are positioned on the same plane.

At this moment, the chassis transmission motor 10 rotates reversely to drive the reinforcing longitudinal beam 2 and the rear vehicle body 21 to move forward a little, the rear vehicle bottom plate 15 moves forward, the front protrusion of the rear vehicle bottom plate is clamped in the groove 34 of the rear end face of the folding bottom plate 3, the folding bottom plate 3 continues to be pushed to move forward, the protrusion 32 of the front end face of the folding bottom plate 3 is forced to be clamped in the elastic groove 33 of the rear end face of the front vehicle bottom plate 30, and therefore limiting and supporting of the folding bottom plate 3 are completed.

Referring to fig. 7, at the same time, the fastening assembly works, the micro motor inside the front body 1 drives the front screws 24 at the top and bottom of the front body 1 to respectively rotate into the middle screw holes 35 in the folding top board 7 and the folding threshold 5, and the front screws 24 at the top and bottom of the front body 1 simultaneously drive the rear screws 28 to respectively rotate into the rear screw holes 29 at the top and bottom of the rear body; the front screw 24 in the middle of the front body 1 is rotated into the rear screw hole 29 in the middle of the rear body, thereby completing the fixation of the top, bottom, middle and the folding roof 7 and the folding doorsill 5 of the vehicle body.

Referring to fig. 2, the hydraulic machine 8 works in the whole process, and the displacement of the piston 13 caused by the movement of the reinforced longitudinal beam 2 is matched, so that the vehicle is fully extended and unfolded, the hydraulic machine 8 stops working, and the position of the reinforced longitudinal beam 2 is locked to resist the longitudinal impact force.

When the vehicle is folded and shortened: firstly, a transmission motor 10 in the chassis folding telescopic assembly rotates to drive the reinforcing longitudinal beam 2 to transversely move, and a small distance is drawn between the front vehicle body 1 and the rear vehicle body 21.

Meanwhile, the three groups of fasteners of the vehicle body work, the micro motor in the front vehicle body 1 rotates reversely, the rear screw rods 28 at the top and the bottom of the vehicle body are driven by the front screw rods 24 to respectively rotate and retract into the middle section screw holes 35 in the folding top board 7 and the folding threshold 5, the front screw rods 24 at the top, the bottom and the middle of the vehicle body simultaneously rotate and retract into the front vehicle body 1, and the threaded connection between the front vehicle body 1 and the rear vehicle body 21 and between the front vehicle body 1 and the folding top board 7 and the folding threshold 5 is released.

Meanwhile, the front end face of the rear chassis 15 is separated from the rear end face of the folding bottom plate 3, the elastic groove 33 on the rear end face of the front chassis 30 is reset along the trend, the convex block 32 on the front end face of the folding bottom plate 3 is popped up, and at the moment, the convex block on the inner side of the folding doorsill 5 still clamps the grooves on the end faces on the two sides of the folding bottom plate 3 from left to right, so that the folding bottom plate 3 and the folding seat 4 on the folding bottom.

Meanwhile, a small motor on the roof of the front vehicle body 1 works, the rotating wheel 27 releases the steel wire rope 23, and the folding roof 7 is pressed down by gravity and pulled out downwards from the roof telescopic rod 25.

Next, the transmission motor 10 in the chassis folding telescopic assembly is reversed to drive the reinforcing longitudinal beam 2 to move reversely, and the distance between the front vehicle body 1 and the rear vehicle body 21 starts to be shortened.

At the moment, the threaded shaft 17 and the rear door shaft 18 are in threaded connection, the threaded shaft 17 rotates reversely to drive the rear door shaft 18 and the folding door 6 and the folding threshold 5 connected with the rear door shaft to ascend, the folding threshold 5 drives the folding bottom plate 3 clamped by the folding threshold and the folding seat 4 on the folding bottom plate to ascend to the upper edge of the front vehicle bottom plate 30 of the folding bottom plate 3, and at the moment, the threaded shaft 17 and the rear door shaft 18 are locked and stop rotating; when the folding bottom plate 3 rises, the hydraulic telescopic rod 16 of the front vehicle bottom plate 30 is pushed open, the sliding groove 20 is exposed, the hydraulic telescopic rod 16 is opposite to the pulley 19 at the bottom of the folding bottom plate 3, the hydraulic telescopic rod 16 works, the folding bottom plate 3 and the folding seat 4 on the folding bottom plate are pulled to move forwards, the end surfaces at two sides of the folding bottom plate 3 are separated from the clamping of the folding doorsill 5, the rear end surface crosses the rear edge of the front vehicle body 1, then the vehicle door shaft 18 rotates inwards along with the threaded shaft 17 to drive the folding vehicle door 6 and the folding doorsill 5 to rotate inwards by 90 degrees, and the bump at the inner side of the folding doorsill 5 is clamped forwards into the groove 34 of the rear end surface of the folding bottom plate 3; and folding the vehicle door.

Meanwhile, the small motor on the roof of the front vehicle body 1 continues to drive the rotating wheel 27, the wire rope 23 is loosened, the folding roof 7 is pulled downwards by the roof extension bar 25 under the action of gravity, and then slides downwards into the front vehicle body 1 by taking the front end of the roof extension bar 25 as an axis, and is vertically placed on the folding seat 4.

At this time, the rear car body 21 is close to the front car body 1 forward, the car body fastening assembly works, the micro motor inside the front car body 1 drives the front screw rods 24 at the top, the bottom and the middle part of the front car body 1 to rotate, and the rear screw holes 29 at the top, the bottom and the middle part of the rear car body complete the whole fixation between the front car body 1 and the rear car body 21.

The swivel wheel 27 on the roof of the front body 1 is again reversed to tighten the wire rope 23 and limit and fix the folding roof 7.

The hydraulic machine 8 stops working after being matched with the reinforced longitudinal beam 2 in the whole process, and locks the position of the reinforced longitudinal beam 2 to resist longitudinal impact force.

Electric equipment on the rear body 21, such as power supply and data signal lines for tail lamps, rear radars, etc., pass through the inside of the chassis reinforcing side member 2 at the folded portion,

meanwhile, the exhaust pipe is additionally provided with a telescopic pipe so as to correspond to the extension and contraction of the chassis.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a folding flexible car, includes preceding automobile body (1) and back automobile body (21), back automobile body (21) are in the rear end of preceding automobile body (1), preceding automobile body (1) and back automobile body (21) junction are provided with folding flexible relevant subassembly, its characterized in that: the folding and telescopic related components comprise a chassis folding and telescopic component arranged at the bottom of the rear section of the front vehicle body (1), a roof folding and telescopic component arranged at the top of the rear section of the front vehicle body (1) and a vehicle body folding and telescopic component;

the chassis telescopic assembly comprises a reinforcing cross beam (11) fixed on the bottom end face of a rear vehicle bottom plate (15), wherein the reinforcing cross beam (11) is symmetrically fixed with a reinforcing longitudinal beam (2) towards the side face of a front vehicle bottom plate (30), a rotary pipe (12) is sleeved on the outer surface of the reinforcing longitudinal beam (2), a mounting base (9) is sleeved on the outer surface of the rotary pipe (12), an annular bulge is fixed on the inner wall of the mounting base (9), an annular groove for clamping the annular bulge is formed in the outer surface of the rotary pipe (12), the mounting base (9) is fixed on the bottom end face of the rear vehicle bottom plate (15), a transmission motor (10) is installed on the side edge of the mounting base (9), a driving plate (14) is installed on the output end of the transmission motor (10), and an annular bulge matched with the annular groove is formed at the edge of the driving plate (14), the annular groove and the annular bulge are in a seamless fit state, and a through groove for a driving disc (14) to penetrate through is reserved on the surface of the mounting base (9); a hydraulic machine (8) is fixed on the bottom end face of the front vehicle bottom plate (30), the front end part of the reinforcing longitudinal beam (2) is fixedly connected with a piston (13) of the hydraulic machine (8), telescopic and foldable metal covers (31) are mounted on the bottom end faces of the front vehicle bottom plate (30) and the rear vehicle bottom plate (15), and the metal covers (31) are covered outside the reinforcing longitudinal beam (2), the transmission motor (10), the hydraulic machine (8) and the mounting base (9);

the roof telescopic assembly comprises a folding roof (7), a roof telescopic rod (25) is installed between the folding roof (7) and the inner surface of the top of the front vehicle body (1), a roof sliding groove (26) for placing the roof telescopic rod (25) is formed in the inner wall of the top of the front vehicle body (1), the roof telescopic rod (25) is rotatably connected with the roof sliding groove (26), guide wheels (22) are symmetrically installed on the end face, facing the rear vehicle body (21), of the folding roof (7), and arc-shaped grooves for the guide wheels (22) to be clamped into are formed in the inner side face of the top of the rear vehicle body (21); a small motor and a rotating wheel (27) driven by the small motor are mounted at the side edge of the upper end of the roof telescopic rod (25) inside the top end of the front vehicle body (1), a steel wire rope (23) is fixed in an arc-shaped groove on the inner side of the top of the rear vehicle body (21), and the steel wire rope (23) is wound on the surface of the guide wheel (22), penetrates through the folding roof (7) and the roof telescopic rod (25), and extends and is wound on the surface of the rotating wheel (27);

the vehicle body telescopic assembly comprises a folding bottom plate (3), a folding seat (4) is arranged on the upper surface of the folding bottom plate (3), a hydraulic telescopic rod (16) and a power assembly thereof are installed on the upper surface of the front vehicle bottom plate (30), the output end of the hydraulic telescopic rod (16) is fixedly connected with the upper edge of the folding bottom plate (3), a sliding groove (20) for the output end of the hydraulic telescopic rod (16) to be placed is formed in the upper surface of the front vehicle bottom plate (30), and a pulley (19) in sliding connection with the sliding groove (20) is installed at the bottom of the folding bottom plate (3); the novel folding vehicle door is characterized in that threaded shafts (17) are symmetrically fixed on the inner wall of the edge of the rear end of the front vehicle body (1), rear vehicle door shafts (18) are sleeved on the outer surfaces of the threaded shafts (17) in a threaded mode, each rear vehicle door shaft (18) is of a hollow cuboid structure in two separated shapes, the lower sections of the rear vehicle door shafts (18) are connected with folding vehicle doors (6) through hinges, vehicle windows of the folding vehicle doors (6) are designed without frames, and the bottoms of the rear vehicle door shafts (18) are connected with folding doorsills (5) through hinges.

2. The folding telescopic automobile as claimed in claim 1, wherein: hydraulic telescoping rod (16) are the rectangle structure with the cross section of spout (20), just the thickness of folding bottom plate (3) equals with the thickness of preceding vehicle bottom board (30) and rear vehicle bottom board (15), be equipped with lug (32) on the terminal surface before folding bottom plate (3), elastic groove (33) have been seted up on the rear end face of preceding vehicle bottom board (30), and lug (32) that can supply folding bottom plate (3) front end or the lug card of rear vehicle bottom board (15) front end are gone into, it is fluted (34) on folding bottom plate (3) rear end face, the lug card that can supply rear vehicle bottom board (15) front end is gone into.

3. The folding telescopic automobile as claimed in claim 1, wherein: the end faces of the two sides of the folding bottom plate (3) are symmetrically provided with grooves which are consistent with the grooves (34) of the rear end face of the folding bottom plate and can be used for the clamping of the lugs at the corresponding positions of the bottom of the inner side of the folding doorsill (5).

4. The folding telescopic automobile as claimed in claim 1, wherein: the inside of front vehicle bottom plate (30) is installed and is driven screw shaft (17) pivoted power component, and this power component includes the motor.

5. The folding telescopic automobile as claimed in claim 1, wherein: the foldable roof structure further comprises a plurality of groups of fastening components which are respectively positioned at the top, the bottom and the middle of the vehicle body, and the first group of fastening components are arranged at the top of the front vehicle body (1), the foldable roof (7) and the top of the rear vehicle body (21); the fastening assembly comprises a front screw rod (24) which is installed on the top end face of the rear portion of a front vehicle body (1) through threads, the top of the front vehicle body (1) is provided with a micro motor which drives the front screw rod (24) to rotate forwards and backwards, the edges of two sides of the folding ceiling (7) penetrate through a middle section screw hole (35) and a rear screw rod (28), the length of the middle section screw hole (35) is consistent with that of the rear screw rod (28), the front screw rod (24) rotates to enter the middle section screw holes (35) on the edges of two sides of the folding ceiling (7) and is magnetically linked with the front end of the rear screw rod (28), and the inner side of the top of the rear vehicle body (21) is provided with a rear screw hole (29) for;

the second group of fastening components is arranged at the bottom of the front vehicle body (1), the bottom of the folding threshold (5) and the bottom of the rear vehicle body (21) and is consistent with the first group of fastening components in structure and function, each fastening component comprises a front screw (24) installed on the rear end face of the bottom of the front vehicle body (1) through threads, a micro motor for driving the front screw (24) to rotate forwards and backwards is arranged inside the front vehicle body (1), middle screw holes (35) and rear screw rods (28) penetrate through edges of two sides of the folding threshold (5), the front screw rods (24) rotate to enter the middle screw holes (35) inside the folding threshold (5) and are magnetically connected with the front ends of the rear screw rods (28), and rear screw holes (29) for the rear screw rods (28) to be screwed into are formed in the inner side of the bottom of the rear vehicle body (21).

The third group of fastening components are arranged in the middle of the joint of the front vehicle body (1) and the rear vehicle body (21), each fastening component comprises a front screw rod (24) which is installed on the rear end face of the middle of the front vehicle body (1) through threads, a micro motor which drives the front screw rod (24) to rotate forwards and backwards is arranged inside the front vehicle body (1), and a rear screw hole (29) which is used for the front screw rod (24) to be screwed into is formed in the inner side of the middle of the rear vehicle body (21).

6. The folding telescopic automobile as claimed in claim 5, wherein: the front screw (24) and the rear screw (28) are equal in diameter, and the middle section screw hole (35) and the rear screw hole (29) are equal in diameter.