CN118061714A

CN118061714A - Amphibious vehicle with variable volume

Info

Publication number: CN118061714A
Application number: CN202410056099.0A
Authority: CN
Inventors: 陈瑞仙
Original assignee: Individual
Current assignee: Individual
Priority date: 2024-01-15
Filing date: 2024-01-15
Publication date: 2024-05-24

Abstract

The invention discloses an amphibious vehicle with variable volume, which belongs to the technical field of automobiles and comprises a waterproof automobile body, wherein at least one side of the automobile body is movably provided with an expansion automobile body which can extend outwards, or/and at least one side of the automobile body is provided with a primary-secondary floating body in a telescopic manner, wheels of the automobile body are provided with driving vanes, or/and the tail of the automobile body is provided with a propeller.

Description

Amphibious vehicle with variable volume

Technical Field

The invention belongs to the technical field of automobiles, and particularly relates to an amphibious vehicle with variable volume.

Background

The amphibious automobile is a multifunctional automobile which can safely run on land and also can safely run on various waters, can freely run on land, can safely run or park for leisure sightseeing even if meeting on water surfaces such as rivers, lakes, seas and the like, and is a fashion trend pursued further after the automobile is owned by modern people.

In the past fuel engine as power device times, because the automobile structure is complicated to influence waterproof performance, the manufacturing degree of difficulty is big, with high costs, only is used for a few fields such as military affairs, rescue.

The new energy automobile that is gradually popular now, owing to do not have the fuel engine on the locomotive, overall structure is fairly simple, does not have the axis of rotation etc. under inlet and blast pipe, the chassis, and in addition many automobile body chassis now can cast integrally, just so can accomplish fine waterproof performance, in addition, the commodity circulation is very developed in the society now, and is convenient, and the trunk also need not to fill luggage article, and the front and back storehouse of locomotive and tail all has abundant utilization space like this.

Although the new energy automobile has many advantages, the new energy automobile is mainly designed to be used on land roads, and in order to have land stability and universality, the weight and the volume are limited, so that the new energy automobile can not be used on water, and even if the new energy automobile has very good waterproof performance, the new energy automobile cannot be used for a large volume with sufficient drainage capacity, and the stability of the water running is affected because the new energy automobile cannot bear the weight of an automobile body well.

Disclosure of Invention

The main purpose of the invention is to provide an amphibious vehicle with variable volume, which can increase the volume of the vehicle body through control adjustment, is suitable for running on the water surface, or can recover the original volume through control adjustment and retraction, is suitable for running or storage on the land, and improves the utilization rate and multifunctional application of the vehicle.

According to a first aspect of the present invention there is provided a variable volume amphibious vehicle comprising a variable volume amphibious vehicle characterised by comprising a watertight vehicle body, at least one side of the body of the vehicle body being movably provided with an outwardly extendable extension vehicle body, or/and at least one side within the vehicle body being telescopically provided with a primary and secondary float, the wheels of the vehicle body being provided with drive vanes, or/and the tail of the vehicle body being provided with a propeller.

In a specific embodiment of the invention, the door of the automobile body is arranged at two sides of the tail of the automobile body or the front row of the automobile body, the lower part of the door is provided with a clamping device, the periphery of the automobile body is provided with an extensible automobile body plate, two ends of the automobile body plate are fixedly connected with one end of a fan-shaped folding structure, and two ends of the bottom of the automobile body plate are movably connected with the automobile body through a rotating shaft or the folding structure.

In a particular embodiment of the invention, the junction of the body with the folding structure is provided with a recess opening towards the interior of the body.

In a specific embodiment of the invention, the joints of the vehicle body plate and the folding structure with the vehicle body are provided with waterproof rubber, and the area of the waterproof rubber is larger than the sum of the areas of the vehicle body plate and the unfolded folding structure.

In a specific embodiment of the invention, telescopic frames are arranged on the inner sides of the folding structures on the front side and the rear side of the vehicle body, and the telescopic frames are electric control mechanisms.

In a specific embodiment of the invention, the vehicle door is arranged in an up-down or left-right opening and closing way, the lower part of the vehicle door and the lower part of the vehicle body are mutually separated to form a gap space, the gap space is fixedly provided with a waterproof rubber cushion, the inner side of the vehicle door is provided with a door frame, the door frame is provided with a containing groove with a U-shaped opening, and a waterproof plate block is inserted into the containing groove.

In a specific embodiment of the invention, the primary and secondary floating bodies comprise a primary tank body and a secondary tank body, wherein the primary tank body is arranged in the vehicle body, the primary tank body is of a hollow structure with one end open, and the secondary tank body is movably arranged in the primary tank body.

In a specific embodiment of the present invention, a hollow structure with a forward opening, a backward opening or a downward opening is formed in the sub-box body, so as to form a second main box body, and a second sub-box body is movably disposed in the second main box body.

In a specific embodiment of the invention, a female opening is formed in the inner top of the female box body, a sub-opening is also formed in the inner top of the sub-box body, and a lifting plate and a clamping device are further arranged in the sub-box body.

In a specific embodiment of the invention, two sides of the interior of the main box body or/and two sides of the interior of the second main box body are provided with telescopic frames, one end of each telescopic frame is connected with the main box body, and the other end of each telescopic frame is connected with the sub box body.

In a particular embodiment of the invention, the interior of the mother box or/and the interior of the second mother box is provided with inflatable elastic air bags.

In a specific embodiment of the invention, a plurality of groove frames with outward openings are arranged on the bottom of the automobile body, the head part and the tail part of the automobile body and the base and the chassis of the seat in the automobile body, and the inner parts of the groove frames are fixedly connected with the primary floating body and the secondary floating body.

In a specific embodiment of the present invention, the propeller is of an electric structure, and the propeller is disposed in a groove frame of the rear bumper of the tail of the automobile body, wherein the groove frame faces to the bottom and the tail.

In a particular embodiment of the invention, the driving vane comprises a rotating vane and a fastening bolt, the rotating vane and the fastening bolt being connected, the fastening bolt being fixedly connected with a nut on the wheel.

According to a second aspect of the present invention there is provided a cart using said variable volume amphibian.

According to a second aspect of the invention, an embodiment comprises a housing part for housing the variable volume amphibious vehicle, the housing part is arranged on a cart, a gear is arranged on the outer side of a hub of a wheel of the amphibious vehicle, the gear is fixedly connected with the wheel into a whole, and a turntable is arranged on a base of a seat in a body of the amphibious vehicle.

According to the second aspect of the embodiment of the invention, two first rails extending in the length direction of the cart and parallel to each other are arranged on the accommodating part of the cart, rail racks meshed with the gears are arranged at the upper ends of the first rails, hollow grooves with hollow structures are formed in the lower parts of the first rails, second rails are movably arranged in the hollow grooves, rail racks meshed with the gears are also arranged at the upper ends of the second rails, the lower parts of the two second rails are arranged into hollow structures with backwards-opened openings, a U-shaped third rail and a U-shaped movable support are movably sleeved in the second rails, and rail racks are also arranged at the upper ends of the third rails.

According to a second aspect of the present invention, the driving vane on the amphibious vehicle further comprises a dome, the dome is of a bottle cap-shaped structure, an inner tooth strip matched with the gear is arranged on the inner edge of the dome, at least one through hole is arranged on the outer edge of the dome, the through hole is connected with a bolt to fix the driving vane on the gear, and a fastening bolt is fixedly connected to the dome.

One of the above technical solutions of the present invention has at least one of the following advantages or beneficial effects:

The volume-variable amphibious vehicle is provided with a movable outwards-extending extension vehicle body through at least one side of the vehicle body, or/and at least one side in the vehicle body is provided with a telescopic primary-secondary floating body which can move outwards, so that the volume-variable amphibious vehicle can control and increase the overall water displacement and the running stability, can also control and form proper water displacement according to the weight of passengers or cargoes on the vehicle, can control and adjust the volume of the vehicle body to be suitable for running on the water surface, or control and adjust the retraction to restore the original volume, is suitable for running or storing on the land, and improves the utilization rate and multifunctional application of the vehicle.

Drawings

The invention is further described below with reference to the drawings and examples;

FIG. 1 is a schematic view showing the overall structure of a amphibious vehicle according to a first embodiment of the invention;

FIG. 2 is a schematic view showing the overall structure of a body of a amphibious vehicle according to the first embodiment of the invention;

Fig. 3 is a schematic structural view of a folding structure of front and rear sides of a vehicle body in the first embodiment of the present invention;

FIG. 4 is a schematic view of the structure of the clamping device in the first embodiment of the present invention;

FIG. 5 is a schematic view showing the overall structure of a amphibious vehicle according to a second embodiment of the invention;

FIG. 6 is a schematic structural view of a neutron mother float according to a second embodiment of the present invention;

fig. 7 is a schematic view showing the construction of a waterproof board in a second embodiment of the present invention;

FIG. 8 is a schematic view showing the overall structure of a amphibious vehicle according to a third embodiment of the invention;

FIG. 9 is a schematic view of a third embodiment of the present invention with a primary and secondary floating body in the seat;

FIG. 10 is a schematic diagram of a third embodiment of the present invention in which a neutron mother float is an electric control mechanism;

figure 11 is a schematic view of the structure of a cart-receiving amphibian in a fourth embodiment of the invention;

FIG. 12 is a schematic view showing the overall structure of a amphibious vehicle according to a fourth embodiment of the invention;

FIG. 13 is a schematic view of a driving vane in a fourth embodiment of the invention;

reference numerals in the drawings are as follows:

1. A vehicle body; 11. a wheel; 111. a gear; 12. a vehicle door; 13. rubber cushion, 14, seat; 15. a groove frame; 16. a notch; 17. a door frame; 18. waterproof rubber; 2. expanding a vehicle body; 21. a vehicle body plate; 22. a folding structure; 23. a rotating shaft; 3. a primary and secondary floating body; 31. a master box; 311. a first protruding strip; 312. a female opening; 32. a sub-box (second mother box); 321. a second protruding strip; 322. a sub-opening; 323. a lifting plate; 33 a second sub-tank; 4. a telescopic frame; 41. x-shaped frames, 42 and sliding blocks; 43. a chute; 44. a rack; 45. a handle; 46. a movable block; 47. a screw rod; 48. a motor; 5. an elastic air bag; 51. an air bag; 52. a gas pipe; 53. an air pump; 6. a clamping device; 61. a manual plate; 62. a screw rod; 63. a movable rod; 7. a waterproof plate; 71. a plate; 72. a glue layer; 73. a manual plate; 8. a large vehicle; 81. a first guide rail; 82. a second guide rail; 83. a third guide rail; 84. a bracket; 9. driving the vanes; 91. rotating leaves; 92. a fastening bolt; 93. a dome; 94. an inner rack; 95. a plug pin; 10. and (5) a propeller.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" and "second" may explicitly or implicitly include one or more features.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the term "connected" should be construed broadly, and for example, it may be a fixed connection or an active connection, or it may be a detachable connection or a non-detachable connection, or it may be an integral connection; may be mechanically connected, may be electrically connected, or may be in communication with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements, indirect communication or interaction relationship between the two elements.

The following disclosure provides many different embodiments, or examples, for implementing different aspects of the invention.

Referring to fig. 1 to 13, there is provided a variable volume amphibious vehicle comprising a waterproof vehicle body, wherein at least one side of the body 1 of the vehicle body is movably provided with an outwardly extendable extension vehicle body 2, or/and at least one side of the body 1 is telescopically provided with a primary and secondary float 3, the wheels 11 of the vehicle body are provided with driving vanes 9, or/and the tail of the vehicle body is provided with a propeller 10, so that the variable volume amphibious vehicle can control and increase the overall displacement and the stability of the vehicle, and can control and adjust the corresponding volume to form a proper displacement according to the weight of passengers or goods on the vehicle, and the volume of the body 1 can be increased to be suitable for the vehicle to travel on the water surface through control and adjustment, or control and adjust retraction to restore the original volume, thereby being suitable for the vehicle to travel or storage on the land, and improving the utilization rate and multifunctional application of the vehicle.

Example 1:

As shown in fig. 1 to 4, in the present embodiment, the amphibious vehicle of variable volume is provided as an electric car or a minicar, which is relatively light in weight but small in volume, and which is relatively small in displacement and poor in stability on water to cause rollover, the chassis of the vehicle body 1 is preferably provided with a waterproof function, such as the prior art vehicle body 1 and chassis are integrally cast, and preferably provided with a waterproof battery and a waterproof motor or the like, the door 12 of the car or minicar is provided at the tail, the vehicle bodies on both lateral sides of the vehicle body 1 are provided as a movable extended vehicle body 2 which is extended to move outwards, specifically, the vehicle body where the original both side original vehicle doors are fixed as a whole is rearranged as a vehicle body plate 21 which is extended to move independently, the material of the vehicle body plate 21 is basically the same as that of the vehicle body 1, two ends of the vehicle body plate 21 are respectively fixedly connected with one end of a fan-shaped folding structure 22, the other end of the folding structure 22 is fixedly connected to the vehicle body 1, two ends of the bottom of the vehicle body plate 21 are movably connected to the vehicle body 1 through a rotating shaft 23 (a torsion spring is arranged in the vehicle body), the bottom of the vehicle body plate 21 can also be provided with a connecting folding structure 22 which is connected with the vehicle body 1 (not shown in the figure), thus two sides and the bottom of the vehicle body plate 21 are hermetically connected with the vehicle body 1 through the folding structure 22 to form a waterproof vehicle body, the upper part of the vehicle body plate 21 is a movable end, the transverse space inside the vehicle body 1 can be increased after the vehicle body plate is moved outwards and stretched, the volume outside the vehicle body 1 is expanded to increase the drainage amount, when on land, the vehicle body plate is folded under the vehicle window and the vehicle body 1 are formed again into a whole after being moved inwards, i.e. the same extension car body 2 is arranged on the car head or car tail door (not shown in the figure).

As a preferred embodiment of the present invention, the position of the connection folding structure 22 of the vehicle body 1 is provided as a recess 16 opening toward the inside of the vehicle body 1, so that when the extension vehicle body 2 is inwardly overlapped with the vehicle body 1, the folding structure 22 is contracted and hidden in the recess 16, and the vehicle body plate 21 of the extension vehicle body 2 does not protrude from the vehicle body 1 (as shown in fig. 2).

As a preferred embodiment of the present invention, in order to have safer waterproof performance, a layer of flexible waterproof rubber 18 is additionally covered on the vehicle body plate 21, the folding structure 22 and the junction with the vehicle body 1 of the extended vehicle body 2, the area of the waterproof rubber 18 is larger than the total area of the vehicle body plate 21 and the folding structure 22 after being unfolded, and a layer of flexible waterproof rubber 18 can be covered on the whole vehicle body 1, so that not only can a layer of waterproof performance be increased, but also the paint surface of the outer shell of the vehicle body 1 can be protected from being scraped on water, and for more beautiful appearance, the same color as the vehicle body 1 is arranged on the surface of the vehicle body plate 21 or the surface of the waterproof rubber 18, and a pattern (as in fig. 1) of a vehicle door shape is painted on the surface.

As a preferred embodiment of the present invention, the inner sides of the front and rear folding structures 22 are provided with the telescopic frame 4 (as shown in fig. 3), the telescopic frame 4 is composed of at least one X-shaped frame 41 formed by connecting metal rods through a rotating shaft, specifically, at least one X-shaped frame 41 hinged with each other, the metal rod at the lowest end of one side is hinged with the middle part of one side of the vehicle body plate 21 through the rotating shaft, the uppermost metal rod is connected with a sliding block, the sliding block is movably arranged in a sliding groove at the upper part of one side of the vehicle body plate 21, the metal rod at the lowest end of the other side is hinged with the middle part of the side of the vehicle body 1 through the rotating shaft, the metal rod at the upper end is connected with a sliding block 42 with an inclined surface, the sliding groove 43 is movably arranged at the upper part of the side of the vehicle body 1, an elastic clamping strip 44 is arranged in the sliding groove 43, a plurality of bayonets which are matched with the sliding block 42 are arranged, one end of the lower part of the elastic clamping strip 44 is a fixed end, the upper part is a connecting handle 45 is connected at the front and rear side of the vehicle body plate 21, the two rows of X-shaped frames can be respectively arranged at the front and rear sides of the vehicle body plate 21, (as shown in fig. 3), the two rows of the combined X-shaped frame is not shown in the figure, the combined X-shaped frame is further stable.

As a preferred embodiment of the present invention, the inner sides of the front and rear folding structures 22 are provided with an electrically controlled telescopic frame 4 (the electrically controlled mechanism is shown in fig. 10), an elastic clamping strip 44 and a handle 45 are omitted, a motor 48, a screw rod 47, a movable block 46 and a nut which is engaged and matched with the screw rod 47 are arranged on one side of the vehicle body 1, and the movable block 46 is fixedly connected with the sliding block 42.

As a preferred embodiment of the present invention, the door 12 of the small car or the micro car is disposed at the tail of the car and is configured as a hatchback door capable of being opened and closed up and down, the two edges and the lower edge of the inner side of the lower portion of the door 12 are fixedly provided with waterproof rubber mats 13, and the corresponding door frame 17 is also fixedly provided with the waterproof rubber mats 13.

As a preferred embodiment of the present invention, a clamp device 6 is provided at a lower portion of the door 12; consists of a rotating disc 61, a screw rod 62 and a movable rod 63; the rotating disc 61 is fixedly connected with a screw rod 62, the screw rod 62 is movably connected with a nut (not shown) which is matched with the vehicle door 12, a through hole (not shown) which can be penetrated by the screw rod 62 is arranged in the middle of the movable rod 63, and the movable rod 63 is movably arranged between the rotating disc 61 and the door panel 12 (as shown in fig. 4).

As a preferred embodiment of the present invention, the driving method for the land-water vehicle travel of the present embodiment: on land is a motor driven wheel 11, on water may be arranged to drive the vanes 9 or/and the electric propeller 10; the driving vane 9 is composed of a rotary vane 91 and a fastening bolt 92, wherein the fastening bolt 92 can be inserted into a nut of a hub central hole of the wheel 11 to be locked and fixed (not shown in the figure); the electric propeller 10 is arranged at the rear bumper of the tail and is opened in a groove frame 15 facing the tail; the groove frame 15 is a frame-shaped support fixedly connected with the chassis, the telescopic frame 4 is arranged inside, one end of the telescopic frame 4 is fixedly connected with the groove frame 15, the other end of the telescopic frame 4 is connected with the back of the propeller 10, and the telescopic frame can be controlled to extend out of the groove frame 15 or retract into the inner part to be hidden.

The principle of operation of this embodiment is as follows:

when traveling or stored on land, the vehicle is substantially the same as a prior art mini-car or car, except that access is required by hatchback door 12 at the tail.

When the vehicle is required to run on the water surface, the rotating blades 91 of the four driving vanes 9 are firstly inserted into nuts of hub center holes of the wheels 11 by fastening bolts 92 to be locked and fixed, after entering the vehicle, a person pushes the vehicle body plate 21 of the expanding vehicle body 2 to the outer sides of the vehicle bodies 1 at two sides by hands, overcomes the torsion force of torsion springs on the rotating shafts 23, the vehicle body plate 21 drives the telescopic frame 4 and the folding structure 22 to expand and open in the direction away from the vehicle bodies 1 to form a front V-shaped shape, meanwhile, the sliding block 42 with inclined planes moves along the racks 44 and is clamped and fixed, or the motor 48 is started to drive the screw rod 47 to rotate, the screw rod 47 pushes the movable block 46 to drive the sliding block 42 to move, and the position of the sliding block 42 can be locked after stopping rotating, so that the whole vehicle body 1 expands the volume to form a boat-shaped structure with larger drainage amount and stability, the movable rod 63 is rotated to be in a transverse state, two sides of the movable rod are clamped at the inner side of the door frame 17, the manual disc 61 is rotated and twisted by hands to drive the screw rod 62 to rotate and lock, the rubber pads 13 at two sides are mutually extruded, so that the movable rod has a very stable waterproof function, and further, according to the weight of passengers or cargoes on a vehicle, the corresponding volume is controlled to form a proper drainage volume, for example, when only one passenger sits, the expansion angle of the expansion vehicle body 2 can be controlled to be smaller, thus forming a smaller expansion volume, the resistance of running on the water surface can be reduced, for example, when a plurality of people sit or cargoes are loaded, the expansion angle of the expansion vehicle body 2 is controlled to be larger, and then the expansion vehicle body 2 on the front side and the rear side of the longitudinal direction of the vehicle body 1 is controlled to be electrically opened, so that the drainage volume is formed, further, the control of the driving vanes 9 and/or the electric propeller 10 can be driven over the water.

When the vehicle is required to run on land, the manual disc 61 is loosened by rotating reversely by hand, the movable rod 63 is rotated to be in a vertical state and then is fastened and fixed, so that a common hatchback door is formed, further, after the handle 45 is pulled by hand and the limit of the sliding block 42 is released by the rack 44, the vehicle body plate 21 of the expanded vehicle body 2 is closed towards the inner side of the vehicle body 1 under the torsion action of the torsion spring in the rotating shaft 23 and is recombined with the vehicle body 1, or the electric control motor 48 rotates to drive the screw rod 47 to rotate reversely, and the screw rod 47 pushes the movable block 46 to drive the sliding block 42 to move and lock the position.

Further, after the tightening bolts 92 are twisted, the rotary blades 91 of the four driving blades 9 are removed, and the propeller 10 is controlled to retract into the inside of the recessed frame 15, thereby forming a traveling mode on land.

Example 2:

As shown in fig. 5 to 7, the present embodiment exemplifies an amphibious vehicle provided with a variable volume on an electric car or a traveling car, unlike embodiment 1 in which a primary-secondary floating body 3 is provided in a car body 1 to be movable and retractable outwardly, the primary-secondary floating body 3 is an inner floating body in which a primary-secondary tank body 31 is accommodated in the car body 1, and the primary-secondary tank body 31 is provided as a hollow inner chamber capable of accommodating a secondary tank body 32 and a secondary tank body 33 of an outer floating body, and has the advantage that only one tank space is occupied when the primary and secondary tanks are combined in the car body 1, the displacement of the volumes forming at least two tanks can be moved when the primary and secondary tanks are separated, and the space of a plurality of tanks can be expanded outside the car body 1, and the primary and secondary floating body 3 can be provided in a plurality of shapes (such as rectangular tank bodies, circular or other shapes), and the present embodiment exemplifies a primary and secondary floating body 3 composed of two or three rectangular tank bodies.

Specifically, a plurality of groove frames 15 with openings facing the external direction of the vehicle body 1 are respectively arranged under the front and rear cabins (the lower part of the trunk and the lower part of the trunk) of the vehicle body 1 or/and the chassis, the groove frames are in rectangular frame structures and fixedly connected with the chassis or the bearing parts on the vehicle body 1, the female box 31 of the inner floating body is fixedly connected inside, the female box 31 is in a hollow structure with one open end, the periphery of the female box 31 is fixedly connected with the inner side of the groove frames 15, the openings are aligned with the openings of the groove frames 15, and are fixedly connected with the waterproof vehicle body on the vehicle body 1 in a sealing way, the movable outer floating body is a sub box 32 in the inner accommodating way, the outer part of the sub box 32 is preferably made of a firm light metal material, the inner part is preferably in a light solid structure (such as a foam block, and the like), the shape and the color of the exposed surface are the same as the periphery of the vehicle body 1 when the female box 31 is retracted, grooves are formed at the rear part of the sub box 32, the screw propeller 10 (not shown in the figure) can be arranged inside, the inner periphery of the front part of the female box 31 is fixedly connected with the inner side of the groove frames 15, the first protruding strips 311 are arranged at the periphery of the front part of the female box 31, the outer sides of the sub box 321 and the second protruding strips 10 are arranged at the periphery of the front part and the periphery of the second protruding strips and the second protruding strips are opposite to the first protruding strips and the second protruding strips and the first protruding strips and the second protruding strips and are shown in the figure and 6 are fixed.

Further, two kinds of driving mechanisms capable of moving the sub-housing 32 in and out are provided inside the main housing 31.

As a preferred embodiment of the present invention, when the telescopic frame 4 is used as the driving mechanism, unlike the embodiment 1, only the electric control telescopic frame 4 can be used, and the combined structure of the plurality of X-shaped frames 41 arranged in a double row is formed, one side is connected with the inner side of the main box body 31, and the other side is connected with the outer side of the sub box body 32, (see fig. 6 and 10), the electric driving telescopic frame 4 has the advantages that the sub box body 32 can be controlled to extend out of the vehicle body to form an outer floating body, the outer floating body has relatively firm stability, the first raised line 311 and the second raised line 321 can be firmly and relatively extruded after the extending and locking, the sealing waterproof effect is provided, and the first raised line 311 and the other second raised line 321 can be firmly and relatively extruded after the shrinking and locking, and the sealing waterproof effect is provided.

As a preferred embodiment of the present invention, the elastic air bag 5 is used as a driving mechanism, and comprises an elastic air bag 51, which is a rectangular sealing bag capable of being inflated and expanded, the air bag 51 is arranged inside the main box 31, one end of the air bag 51 is fixedly connected with one side of the inside of the main box 31, the other end of the air bag is fixedly connected with one side of the outside of the sub box 32, the air bag 51 is communicated with the air pump 53 through the air pipe 52, the air pipe 52 is a sealed air pipe which cannot leak air, one end of the air pipe is fixedly communicated with the air pump 53, the other end of the air pipe is fixedly communicated with the rear part of the air bag 51, the electric air pump 53 is in the prior art, the air bag has the function of forward and backward rotation, an air valve is arranged inside of the air bag to close the air pipe passage after being inflated or exhausted, the air bag is connected with two electric air pumps, one is responsible for being inflated and the other is responsible for exhausting air, the inflation of the flexible air bag 51 can be automatically adjusted by controlling the inflation amount, and the sub box 32 is pushed out of the outside of the main box 1, or the sub box 32 is pulled back into the inside of the main box 31 under the action of controlling the air exhausting and releasing air, the elastic air bag 5 has the advantage that the buoyancy cannot affect even if the buoyancy of the female box 31 is leaked.

The telescopic frame 4 and the inflatable air bag 5 are used as a driving mechanism at the same time, so that all the advantages are more stable and safer.

In a preferred embodiment of the present invention, the inner part of the sub-tank 32 of the outer floating body at the front or rear of the vehicle body 1 is hollow and opened forward, backward or downward (as shown in fig. 6), so as to form a second main tank 32, and a relatively small second sub-tank 33 is built in, the outer part is preferably made of a firm light metal material, the inner part is preferably made of a light solid structure (such as a foam block) and the same waterproof structure and driving mechanism are used, so that more drainage and buoyancy are increased.

In a preferred embodiment of the present invention, a primary-secondary floating body 3 is provided on a lower chassis of a vehicle body 1 so as to be movable and retractable downward, and since the lower portion of the vehicle body 1 has no space for a lot of space in front and rear, the primary-secondary floating body 3 may be provided in a multi-stage structure, the primary-secondary floating body 31 may be fixed in a recessed frame 15 provided in the chassis of the vehicle body 1, the primary-secondary floating body 32 may be provided so as to be movable and retractable in the primary-secondary floating body 31, the primary-secondary floating body 32 may be provided in a hollow shape with a downward opening, a secondary-secondary floating body 32 may be formed, and a secondary-secondary floating body 33 having a relatively small size may be provided therein, and the same waterproof structure and driving mechanism may be used.

As a preferred embodiment of the present invention, in order to better and more safely prevent water, a door frame 17 is added on the inner side of the original door 12, the height of the door frame 17 is lower than that of the original door frame (for example, half the height, or the upper surface of a draft line), the left, right and bottom parts of the door frame 17 are provided with U-shaped containing grooves, a waterproof plate 7 can be inserted in the door frame 17, two plates 71, an adhesive layer 72 adhered to the outer sides of the plates and a screw rod and a nut (not shown) are arranged between the two plates, and the screw rod is connected with a manual disc 73.

The principle of operation of this embodiment is as follows:

when traveling or stored on land, is substantially the same as prior art cars and recreational vehicles.

When the vehicle is required to run on the water surface, the rotating blades 91 of the four driving blades 9 are inserted into nuts of central holes of the wheels by fastening bolts 92 to be locked and fixed, a person enters the vehicle, after the vehicle door 12 is closed, two plates 71 of the four waterproof plates 7 are inserted into door frames 17 of corresponding U-shaped accommodating grooves, the manual disc 73 is rotated to drive the screw rods to rotate in the nuts, and the screw rods are separated and moved against the other plate, so that the two plates 71 are separated and expanded, and the two sides of the two plates press the groove door frames 17 to form the stable waterproof plates 7.

Further, the expansion bracket 4 and/or the elastic airbag 5 of the driving mechanism are controlled so that the sub-tank 32 moves to the outside of the vehicle body 1 at the opening of the main tank 31 until the first protruding strip 311 and the second protruding strip 321 on both sides are pressed against each other and fixed.

Further, according to the weight of the passengers or goods on the vehicle, the corresponding volumes can be controlled to form proper drainage, for example, when only one passenger sits, the sub-box body 32 of the sub-main floating body 3 is only controlled to move outwards of the vehicle body 1, and then forms two floating bodies (an inner floating body and an outer floating body) with the main box body 31, so that a relatively small expansion volume is formed, the resistance of running on the water surface can be reduced, for example, when a plurality of people sit or the goods are loaded, the second sub-box body 33 of the expandable outer floating body is controlled to move outwards, and then forms two outer floating bodies with the second main box body 32, so that the vehicle body 1 forms drainage with relatively large volume.

Specifically, the second sub-tank 33 arranged in the second main tank 32 of the outer floating body is controlled to move downwards, the second main tank 32 in the main tank 31 on the chassis can also move downwards along the opening of the main tank 31, and the second sub-tank 33 moves downwards along the opening of the second main tank 32, so that more volumes are increased in the front, the back and the bottom of the vehicle body 1, and the volume and the buoyancy are larger.

Further, the control of the driving vanes 9 and/or the electric propeller 10 can be driven on water.

When the vehicle is required to travel on land, the driving mechanism is controlled to retract the second sub-box 33 into the second main box 32, then retract the second main box 32 into the main box 31 in the vehicle body 1, and then the rotary vane 91 is detached, so that the vehicle can travel on land normally.

Example 3:

As shown in fig. 8 to 10, this embodiment exemplifies an amphibious vehicle provided with a variable volume on an off-road vehicle, SUV or MPV vehicle having a larger body, unlike embodiments 1 and 2, the present embodiment is to provide a plurality of outwardly movable telescopic sub-parent floats 3 in a movable extension vehicle body 2 and a vehicle body 1 provided on both sides of a vehicle body 1, so that it is possible to increase more displacement and running stability.

In the preferred embodiment of the present invention, for example, only two front rows of left and right doors 12 are provided on an SUV vehicle, two sides of the rear part of the vehicle body 1 are sealed, vehicle body plates 21 and folding structures 22 of the extended vehicle body 2 can be provided on the left and right sides of the rear vehicle body and the front doors 12, a layer of flexible waterproof rubber 18 is fixedly covered on the upper surface, the telescopic frame 4 is also arranged, and an inflatable bag 5 can be simultaneously arranged in each extended vehicle body 2 and used as a driving mechanism.

As a preferred embodiment of the present invention, a recess frame 15 with an opening facing both sides of the vehicle body or the bottom direction is provided on the base and chassis of the seat 14 inside the vehicle body 1, and the telescopic primary and secondary floating bodies 3 (shown in fig. 9) are built in, and all the sub-tanks 32 facing both sides of the vehicle body can be formed in a cambered shape to reduce resistance.

In order to fully utilize the space on the vehicle, the main box body 31 of the telescopic main and auxiliary floating body 3 is provided with a main opening 312 at the inner hollow top, the auxiliary box body 32 is also provided with a sub opening 322 at the inner hollow top, and the inside of the auxiliary box body 32 is also provided with a lifting plate 323 and a clamping device 6.

As a preferred embodiment of the present invention, the electric propeller 10 is provided in a recessed frame 15 provided at a rear bumper of a vehicle tail with an opening toward the vehicle bottom and the vehicle tail; the groove frame 15 is a frame-shaped support fixedly connected with the chassis, the expansion bracket 4 is arranged inside, one end of the expansion bracket is fixedly connected with the groove frame 15, the other end of the expansion bracket is connected with a swinging plate hinged on the groove frame 15, and the swinging plate is connected with the back of the propeller 10 (not shown in the figure), so that the propeller 10 can be controlled to swing downwards and backwards, and the expansion bracket extends out of the groove frame 15 or is retracted to be hidden inside.

When the vehicle needs to travel on water, the corresponding volumes are controlled to form proper water displacement according to the weight of passengers or cargoes on the vehicle, the stretching angle of the extended vehicle body 2 is controlled to be opened, and the opening of the sub-box 32 and the second sub-box 33 of the sub-mother floating body 3 is also controlled, and further, the driving vanes 9 and/or the electric propeller 10 are controlled to travel on water.

Example 4:

In a preferred embodiment of the present invention, the entire body 1 of the small or micro amphibious vehicle having a variable volume is accommodated in the large and medium-sized large vehicle 8, and it is preferable that the large vehicle 8 is provided with an accommodation area in a trunk or inside the rear side of the large vehicle 8 to movably accommodate the parked body 1.

Unlike the embodiment 1, the scheme is that a plurality of primary-secondary floating bodies 3 which can move outwards and stretch are arranged in a movable extension vehicle body 2 and/or a vehicle body 1 on two sides of the vehicle body 1, at least two wheels 11 are respectively arranged on the left side and the right side of the lower end of the vehicle body 1, gears 111 are also arranged on the outer sides of hubs of the wheels 11 to be fixedly connected into a whole, a turntable (not shown in the figure) is arranged on the base of a seat 14 in the vehicle body 1, and a hatchback door 12 is arranged to cover the top of the vehicle body 1 forwards after being lifted, so that passengers can enter the vehicle body 1 when the vehicle body 1 is parked in a containing area of a cart 8, and after the seats 14 are controlled to reversely rotate, the seats 14 become a third row of seats on the cart 8.

Two parallel first rails 81 extending along the length direction of the cart 8 are fixedly connected to the floor of the trunk of the cart 8, the upper end of the first rails 81 is provided with a rail rack meshed with a gear 111 on the cart body 1, the lower part of the first rails is a hollow groove, a second rail 82 is accommodated in the hollow groove, the second rail 82 can be inserted into and hidden or extend out to form a slope rail, the rail rack meshed with the gear 111 is also arranged on the second rail 82, the two second rails 82 are also provided with a backward opening hollow groove, a third rail 83 movably sleeved in a U shape and a U-shaped movable support 84 are movably hinged to the third rail 83, the third rail 83 can be folded to enter the hollow groove of the second rail 82 together, the prolonged second rail 82 can be supported more firmly after being opened, and the upper end of the third rail 83 is also provided with a corresponding rack.

The first rail 81 may be fixedly mounted directly on the floor of the trunk of the cart 8, and a limit groove and/or a limit block (not shown) are provided in each of the empty grooves of the first rail 81 and the second rail 82, so as not to be completely separated when the second rail 82 or the third rail 83 is pulled out to form a slope.

When the vehicle body 1 is parked on the cart 8, various locking mechanisms may be provided, such as a latch stop provided on the first rail 81 on both sides and on the gear 111 side, or a chain connected to the first rail 81 to bind the fixed wheels 11.

In a preferred embodiment of the present invention, the rotary vane 91 on the driving vane 9 is fixed on the round cover 93 by a fastening bolt 92, the round cover 93 is in a bottle cap shape, an inner tooth strip 94 which is in fit engagement with the gear 111 is arranged at the inner edge, and at least one through hole is arranged, so that the bolt 95 is inserted, and the driving vane 9 can be firmly sleeved on the gear 111.

The principle of operation of this embodiment is as follows:

When the vehicle body 1 needs to be stored in the cart 8 on land, the third rail 83 is pulled by hand to drive the second rail 82 to move out of the first rail 81, the U-shaped movable support 84 is opened to form a stable slope, the vehicle 11 on the vehicle body 1 is controlled to drive the gear 111 to enter the accommodating area of the cart 8 along the three rails, and further, the vehicle body is locked by a bolt or a hinge.

When the vehicle body 1 needs to travel on land, after unlocking is needed, the wheels 11 on the vehicle body 1 are controlled to drive the gears 111 to travel to the ground along three opened tracks.

When the vehicle body 1 needs to travel on water, firstly, the internal tooth strips 94 of the round covers 93 on the four driving blades 9 are meshed with the gears 111, and then inserted and fixed by the bolts 95, and further, the expansion vehicle body 2 on the vehicle body 1 is controlled to be opened or/and the telescopic primary and secondary floating bodies 3 are controlled to be moved, so that the vehicle can travel on water safely.

Another method is that the cart 8 is directly driven to the side of the water surface, the track is directly extended to the water surface, the middle of the second track 82 is arranged on the land edge, and the cart 1 is directly driven to the water surface, but the scheme is that the propeller 10 is arranged at the tail of the cart, and when the cart is driven to the second track 82, the cart 2 on the cart 1 is controlled to be opened, or/and the telescopic primary-secondary floating body 3 is moved, so that the cart can conveniently enter or come out when being used in places with a drop between the water surface and the land or places with small bosses on the land edge.

The aspects of the embodiments described above may be combined with or used in place of each other without mutual exclusion; the material of the body 1 of the amphibious vehicle and the material of the extension body 2 and the primary and secondary tanks 3 are preferably lightweight, antirust and anticorrosive materials (such as aluminum alloy, carbon fiber or some stainless steel, and the like), all parts below the waterline on the water surface are required to be provided with a high waterproof sealing arrangement, waterproof plates 7 in a door frame can also be provided with a single plate 71, two sides of the single plate are adhered with glue layers 72, the U-shaped door frame 17 with an opening accommodating groove can be additionally provided with a device (not shown in the figure) capable of clamping the plate 71 at two sides, the electric screw 10 can more conveniently occupy smaller space, the electric screw 10 has the functions of driving, running and swinging and steering on the water surface, the left and right electric screws 10 can be installed at the tail of the vehicle and have larger driving force, the electric propeller 10 also comprises other electric driving devices (such as jet type, water spraying type and the like), the driving vanes 9 are synchronously rotated with the wheels 11, the steering wheel can be used for controlling the rotation of the rotating vanes 91 of the front two wheels 11 on water, when the water braking is needed, the reversing gear is controlled to enable the rotating vanes 91 on the wheels 11 to reversely rotate, so that the water braking function is formed, the second guide rail 82 on the cart 8 can be separated from the first guide rail 81 and is fixedly arranged on the movable lifting frame, the principle of the movable lifting frame and the telescopic frame 4 (double-row X-shaped frame) is the same, and the upper and lower telescopic operation can be electrically controlled to form lifting (not shown in the figure), so that the body 1 of the amphibious vehicle can be lifted and enter or exit the cart 8 through the second guide rail 82 on the lifting frame; the electric driving of the telescopic frame 4 of each embodiment can also be performed in other various manners (such as a multi-section telescopic column, a pneumatic cylinder, a hydraulic cylinder and the like), and guide grooves matched with the sub-boxes can be formed in the main box body 31 and the second main box body 32, so that the amphibious vehicle with the variable volume can be used with an aerocar smoothly and stably when moving and sliding.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The amphibious vehicle with the variable volume is characterized by comprising a waterproof vehicle body, wherein an expansion vehicle body (2) capable of stretching outwards is movably arranged on at least one side of a vehicle body (1) of the vehicle body, or/and a primary-secondary floating body (3) is arranged on at least one side of the vehicle body (1) in a telescopic manner, and driving vanes (9) are arranged on wheels (11) of the vehicle body, or/and a propeller (10) is arranged at the tail of the vehicle body.

2. The amphibious vehicle with variable volume according to claim 1, wherein the doors (12) of the vehicle body are arranged at the tail of the vehicle body or at the front row of the vehicle body, the lower parts of the doors (12) are provided with clamping devices (6), the periphery of the vehicle body (1) is provided with movably stretched vehicle body plates (21), two ends of the vehicle body plates (21) are fixedly connected with one end of a fan-shaped folding structure (22), and two bottom ends of the vehicle body plates (21) are movably connected with the vehicle body (1) through rotating shafts (23) or the folding structure (22).

3. A variable volume amphibian as claimed in claim 2, wherein the junction of the body (1) with the folding structure (22) is provided with a recess (16) open towards the interior of the body (1).

4. A variable volume amphibious vehicle as claimed in claim 2, characterised in that the junction of the body panels (21), the folding structure (22) and the body (1) is provided with a waterproof rubber (18), the area of the waterproof rubber (18) being greater than the sum of the areas of the body panels (21) and the folded structure (22) after deployment.

5. A variable volume amphibious vehicle as claimed in claim 2, characterised in that the folding formations (22) on the front and rear sides of the body (1) are internally provided with telescopic brackets (4), the telescopic brackets (4) being electrically operated control means.

6. The amphibious vehicle with variable volume according to claim 2, wherein the door (12) is arranged to open up and down or left and right, the lower part of the door (12) and the lower part of the vehicle body (1) are spaced to form a gap space, the gap space is fixedly provided with a waterproof rubber mat (13), the inner side of the door (12) is provided with a door frame (17), the door frame (17) is provided with a containing groove with a U-shaped opening, and the containing groove is internally inserted with a waterproof plate (7).

7. A variable volume amphibious vehicle as claimed in claim 1 wherein the primary and secondary buoyancy bodies (3) comprise a primary tank (31) and a secondary tank (32), the primary tank (31) being arranged inside the body (1), the primary tank (31) being of hollow construction with one open end, the primary tank (31) being internally movable with the secondary tank (32).

8. A variable volume amphibian as claimed in claim 7 wherein the interior of the sub tank (32) is provided with a hollow structure which opens forwardly, rearwardly or downwardly to form a second parent tank, the interior of the second parent tank being movably provided with a second sub tank (33).

9. The amphibious vehicle of claim 7, wherein the female opening (312) is formed in the inner top of the female box body (31), the sub opening (322) is also formed in the inner top of the sub box body (32), and the lifting plate (323) and the clamping device (6) are further arranged in the sub box body (32).

10. The variable volume amphibious vehicle according to claim 8, wherein the inner sides of the female hull (31) or/and the inner sides of the second female hull (32) are provided with telescopic frames (4), one end of each telescopic frame (4) is connected with the female hull (31), and the other end of each telescopic frame (4) is connected with the sub-hull (32).

11. A variable volume amphibian as claimed in claim 8, wherein the interior of the female hull (31) or/and the interior of the second female hull 32 is provided with an inflatable resilient air bag (5).

12. A variable volume amphibious vehicle as claimed in claim 1 characterised in that the base and chassis of the seats (14) in the bottom of the body (1), the head, tail of the body and the body (1) are provided with a plurality of open outwardly facing recessed frames (15), the interior of the recessed frames (15) being fixedly connected to the primary and secondary floating bodies (3).

13. A variable volume amphibious vehicle as claimed in claims 1 to 12, wherein the propeller (10) is of electrodynamic construction, the propeller (10) being disposed in a recessed frame (15) of the vehicle body at the rear bumper of the tail, with the opening towards the vehicle bottom and tail.

14. A variable volume amphibious vehicle as claimed in claims 1 to 12, wherein the drive vane (9) comprises a swivel vane (91) and a fastening bolt (92), the swivel vane (91) and fastening bolt (92) being connected, the fastening bolt (92) being fixedly connected with a nut on the wheel (11).

15. A vehicle characterised in that a variable volume amphibian as claimed in any one of claims 1 to 14 is used.

16. A cart according to claim 15, comprising a housing for the variable volume amphibious vehicle, said housing being provided on the cart (8), the wheel (11) of the amphibious vehicle being provided with a gear (111) on the outboard side of the hub, said gear (111) being fixedly connected to the wheel (11) as a unit, the seat (14) in the body (1) of the amphibious vehicle being provided with a turntable on the base thereof.

17. The cart according to claim 16, wherein two first rails (81) extending in the length direction of the cart (8) and parallel to each other are arranged on the accommodating portion of the cart (8), rail racks meshed with the gears (111) are arranged at the upper ends of the first rails (81), hollow grooves with hollow structures are formed in the lower portions of the first rails (81), second rails (82) are movably arranged in the hollow grooves, rail racks meshed with the gears (111) are also arranged at the upper ends of the second rails (82), a third rail (83) with a U-shaped opening and a bracket (84) with a movable U-shape are arranged at the lower portions of the two second rails (82), the bracket (84) is movably hinged to the third rail (83), and rail racks are also arranged at the upper ends of the third rails (83).

18. A cart according to claim 16, wherein the driving blades (9) on the amphibious vehicle further comprise a dome (93), the dome (93) is of bottle cap-shaped structure, the inner edge of the dome (93) is provided with an inner toothed bar (94) adapted to the gear (111), the outer edge of the dome (93) is provided with at least one through hole, the through hole is connected with a bolt (95) to fix the driving blades (9) on the gear (111), and a fastening bolt (92) is fixedly connected to the dome (93).