CN113550633A

CN113550633A - Inflatable multifunctional garage

Info

Publication number: CN113550633A
Application number: CN202110801891.0A
Authority: CN
Inventors: 邹磊
Original assignee: Anhui Huiqiang Intelligent Technology Co Ltd
Current assignee: Anhui Huiqiang Intelligent Technology Co Ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-10-26

Abstract

The invention discloses an inflatable multifunctional garage which comprises a first inflatable outer skin, wherein an outer skin reinforcing device is fixedly inserted into the upper end of the first inflatable outer skin, two adjusting devices are fixedly installed on the left portion and the right portion of the lower end of the first inflatable outer skin, supporting and fixing devices are fixedly inserted into the lower ends of the four adjusting devices, a second inflatable outer skin is fixedly installed on the front portion and the rear portion of the lower end of the first inflatable outer skin, and sticky devices are fixedly installed on the lower portions of the left end and the right end of the second inflatable outer skin together. According to the inflatable multifunctional garage, the rapid inflation device and the sticking device are convenient to mount and dismount, the garage is convenient to carry, the stability of the garage is improved through the supporting and fixing device and the adjusting device, the practicability of the garage is improved, the service quality of the outer skin is improved through the outer skin reinforcing device, and the service life of the outer skin is prolonged.

Description

Inflatable multifunctional garage

Technical Field

The invention relates to the technical field of garages, in particular to an inflatable multifunctional garage.

Background

With the development of social economy, more and more families are equipped with private cars, however, people need to park cars in a garage after driving the private cars to go home or when driving the cars to go out, so as to avoid the cars from being damaged due to the influence of external environments such as wind, rain, snow and the like. 1. Most of the existing garages are hard garages, and the supporting structures of the existing garages are supported by steel frames, so that the building time is long, the building of more steel frame frameworks is laborious, and the garages are inconvenient to disassemble and move after being built; 2. the existing garage is mostly fixed in support structure, so that the height and width of the garage are limited when the garage is built, however, the garage cannot be used for vehicles of different models due to different models and sizes of various vehicles, so that the garage has certain limitation when in use, and the inflatable garage is poor in stability and easy to shake and incline in strong wind; 3. the outer skin of the existing inflatable garage directly bears the sun exposure after being built, and the outer skin is easily damaged after a long time, so that the service life of the garage is influenced. Therefore, an inflatable multifunctional garage is provided.

Disclosure of Invention

The invention mainly aims to provide an inflatable multifunctional garage, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

an inflatable multifunctional garage comprises a first inflatable outer skin, an outer skin reinforcing device is fixedly arranged at the upper end of the first inflatable outer skin in an inserting mode, two adjusting devices are fixedly arranged at the left portion and the right portion of the lower end of the first inflatable outer skin, supporting and fixing devices are fixedly arranged at the lower ends of the four adjusting devices in an inserting mode, a second inflatable outer skin is fixedly arranged at the front portion and the rear portion of the lower end of the first inflatable outer skin, two sticky devices are fixedly arranged at the lower portion and the lower portion of the left end of the second inflatable outer skin, a third inflatable outer skin is fixedly arranged at the right end of the first inflatable outer skin, a second inflatable joint is fixedly arranged at the front portion of the right end of the first inflatable outer skin, a second inflatable pipe is fixedly arranged at the right end of the second inflatable joint, a first inflatable joint is fixedly arranged at the rear portion of the right end of the first inflatable outer skin, a first inflation tube is fixedly installed at the right end of the first inflation connector, and a quick inflation device is fixedly installed between the first inflation tube and the second inflation tube.

Preferably, quick aerating device includes pump and supporting seat, pump upper end fixed mounting has the output head, output head front end and rear end all open and have aerifys the interface, pump right-hand member middle part fixed mounting has the wiring mouth, supporting seat upper end fixed mounting has four spring posts, four the common fixed mounting in spring post upper end has the connecting seat, open the connecting seat upper end has the pump body spread groove, the connecting seat passes through pump body spread groove fixed mounting at the pump lower extreme, the pump aerifys interface fixed mounting through two and aerifys between a gas tube and No. two gas tubes.

Preferably, it includes a connection rope and No. two connection ropes to be stained with the device of gluing, a connection rope fixed mounting is No. two aerifys outer covering left end lower parts, No. two connection rope fixed mounting is No. two aerifys outer covering right-hand member lower parts, a connection rope right-hand member fixed mounting has a magic tape matt surface No. one, No. two connection rope left end fixed mounting has a magic tape hook surface No. one, No. two aerify outer covering front end left part fixed mounting have No. two magic tape hook surfaces, No. two aerify outer covering front end right part fixed mounting have No. two magic tape matt surfaces, No. two aerify the equal fixed mounting of outer covering upper end left part and upper end right part and have the connecting pipe.

Preferably, adjusting device includes fixed sleeve, the fixed sleeve front end is opened there are two No. two screw holes, two equal threaded connection in No. two screw hole front ends has a fixed screw, fixed sleeve upper end movable mounting has flexible cylinder, flexible cylinder front end is opened there is a plurality of screw hole No. one, flexible cylinder fixed mounting aerifys the outer covering lower extreme No. one, fixed sleeve alternates fixed mounting in supporting fixing device upper end.

Preferably, the outer skin reinforcing device comprises a chemical fiber layer, a reinforced tough layer is fixedly mounted at the upper end of the chemical fiber layer, a heat insulation layer is fixedly mounted at the upper end of the reinforced tough layer, a sun protection layer is fixedly mounted at the upper end of the heat insulation layer, and the chemical fiber layer, the reinforced tough layer, the heat insulation layer and the sun protection layer are all fixedly mounted on the first inflatable outer skin in an inserting and inserting manner.

Preferably, the supporting and fixing device comprises a fixing base, a fixing sleeve is fixedly mounted at the upper end of the fixing base, telescopic column fixing grooves are formed in the upper ends of the fixing base and the fixing sleeve, a plurality of anti-skidding blocks are fixedly mounted at the lower end of the fixing base, and the fixing base is inserted and fixedly mounted at the lower end of the adjusting device.

Preferably, the type of the inflation connector is consistent with that of the first inflation tube and that of the second inflation tube.

Preferably, the first hook and loop fastener surface corresponds to the second hook and loop fastener surface in position, and the first hook and loop fastener surface corresponds to the second hook and loop fastener surface in position.

Preferably, the four adjusting devices are distributed in a symmetrical manner in pairs with the second inflatable outer skin as the center.

Preferably, the subcutaneous end faces of the two second inflatable outer skins and the third inflatable outer skin are higher than the upper end face of the supporting and fixing device.

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

1. when the inflatable multifunctional garage is used, the inflatable garage can be formed only by inflating the first inflatable outer skin, the second inflatable outer skin and the third inflatable outer skin through the inflator pump on the quick inflation device, the structural fixation of the traditional garage is avoided, the building time is long, the building is laborious, the mounting and the dismounting of the garage are convenient, the outer skins can be quickly inflated through the first inflation tube and the second inflation tube, the garage can be quickly expanded, the inflator pump can absorb shock through the spring column at the lower end during the work, the service performance of the inflator pump is improved, when the garage needs to be moved, the three outer skins are taken down from the adjusting device, the two second inflatable outer skins are respectively provided with the second magic attaching hook surfaces and the second hair surfaces, and the two second inflatable outer skins are bonded through the hook surfaces and the hair surfaces, thereby being convenient for the garage to carry.

2. According to the inflatable multifunctional garage, the fixing sleeve on the adjusting device is clamped and fixed through the fixing sleeve on the supporting and fixing device, friction force is generated through the anti-slip block at the lower end of the fixing base, so that the stability of the garage is improved, meanwhile, the telescopic cylinder can slide in the fixing sleeve in a telescopic mode, and after the telescopic cylinder slides to a proper position, the telescopic cylinder is fixed through rotating the fixing screw on the fixing sleeve, so that adjustment can be performed according to the type of a vehicle, and the practicability of the garage is improved.

3. The chemical fiber on the chemical fiber layer on the outer skin reinforcing device of the inflatable multifunctional garage is the fiber with textile performance, which is prepared by taking a natural high molecular compound or an artificially synthesized high molecular compound as a raw material and through the processes of preparing spinning dope, spinning, post-treatment and the like, and has fatigue resistance, wear resistance, heat resistance, light resistance, flame retardancy or flame retardancy, so that the service quality and the service life of the outer skin are improved.

Drawings

FIG. 1 is an overall structural view of an inflatable multi-functional garage according to the present invention;

FIG. 2 is a schematic structural view of a quick inflator for an inflatable multi-functional garage according to the present invention;

fig. 3 is a schematic structural view of the adhering device of the inflatable multi-functional garage of the present invention;

fig. 4 is a structural diagram of an adjusting device of the inflatable multi-functional garage of the invention;

fig. 5 is a schematic structural view of an outer skin reinforcing device of an inflatable multifunctional garage according to the present invention;

fig. 6 is a schematic structural view of a supporting and fixing device of an inflatable multi-functional garage according to the present invention;

fig. 7 is a schematic side view of the inflatable multi-functional garage of the present invention.

In the figure: 1. a first inflatable outer skin; 2. a rapid inflation device; 3. a sticking device; 4. an adjustment device; 5. an outer skin reinforcement device; 6. a supporting and fixing device; 7. a second inflatable outer skin; 8. a first inflation connector; 9. a second air charging connector; 10. a first inflation tube; 11. a second inflation tube; 12. a third inflatable outer skin; 20. an inflator pump; 21. a supporting seat; 22. a wiring port; 23. an output head; 24. an inflation interface; 25. a spring post; 26. a connecting seat; 27. a pump body connecting groove; 30. a first connecting rope; 31. a second connecting rope; 32. a first magic tape matt surface; 33. a first magic tape hook surface; 34. a second magic tape hook surface; 35. a second magic tape matt surface; 36. a connecting pipe; 40. fixing the sleeve; 41. a telescopic column; 42. a first screw hole; 43. fixing screws; 44. a second screw hole; 50. a chemical fiber layer; 51. a reinforcing and tough layer; 52. a thermal insulation layer; 53. a sunscreen layer; 60. a fixed base; 61. fixing a sleeve; 62. a telescopic column fixing groove; 63. and (4) anti-skid blocks.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-7, the inflatable multifunctional garage comprises a first inflatable outer skin 1, an outer skin reinforcing device 5 is fixedly inserted into the upper end of the first inflatable outer skin 1, two adjusting devices 4 are fixedly installed on the left portion and the right portion of the lower end of the first inflatable outer skin 1, a supporting and fixing device 6 is fixedly inserted into the lower ends of the four adjusting devices 4, a second inflatable outer skin 7 is fixedly installed on the front portion and the rear portion of the lower end of the first inflatable outer skin 1, a sticky device 3 is fixedly installed on the lower portions of the left end and the right end of the two second inflatable outer skins 7 together, a third inflatable outer skin 12 is fixedly installed on the right end of the first inflatable outer skin 1, a second inflatable joint 9 is fixedly installed on the front portion of the right end of the first inflatable outer skin 1, a second inflatable pipe 11 is fixedly installed on the right end of the second inflatable joint 9, a first inflatable joint 8 is fixedly installed on the rear portion of the right end of the first inflatable outer skin 1, a first inflation tube 10 is fixedly installed at the right end of the first inflation connector 8, and a quick inflation device 2 is fixedly installed between the first inflation tube 10 and the second inflation tube 11.

The rapid inflation device 2 comprises an inflator pump 20 and a support base 21, an output head 23 is fixedly installed at the upper end of the inflator pump 20, inflation connectors 24 are respectively arranged at the front end and the rear end of the output head 23, a wiring port 22 is fixedly installed in the middle of the right end of the inflator pump 20, four spring columns 25 are fixedly installed at the upper end of the support base 21, connecting bases 26 are jointly and fixedly installed at the upper ends of the four spring columns 25, a pump body connecting groove 27 is formed at the upper end of the connecting base 26, the connecting base 26 is fixedly installed at the lower end of the inflator pump 20 through the pump body connecting groove 27, the inflator pump 20 is fixedly installed between a first inflation tube 10 and a second inflation tube 11 through the two inflation connectors 24, the first inflation outer skin 1, the second inflation outer skin 7 and the third inflation outer skin 12 are rapidly inflated through the inflator pump 20, the garage can rapidly expand to form an inflatable garage, and the structure fixation of the traditional garage is avoided, the garage is long in construction time and labor-consuming in construction, so that the garage is convenient to mount and dismount, and the spring columns 25 at the lower ends of the inflator pump 20 are used for damping when the inflator pump 20 works, so that the service performance of the inflator pump 20 is improved; the sticky device 3 comprises a first connecting rope 30 and a second connecting rope 31, the first connecting rope 30 is fixedly arranged at the lower part of the left end of the second inflatable outer skin 7, the second connecting rope 31 is fixedly arranged at the lower part of the right end of the second inflatable outer skin 7, the right end of the first connecting rope 30 is fixedly provided with a first magic tape matt surface 32, the left end of the second connecting rope 31 is fixedly provided with a first magic tape hook surface 33, the left part of the front end of the second inflatable outer skin 7 is fixedly provided with a second magic tape hook surface 34, the right part of the front end of the second inflatable outer skin 7 is fixedly provided with a second magic tape matt surface 35, the left part and the right part of the upper end of the second inflatable outer skin 7 are both fixedly provided with connecting pipes 36, the second magic tape hook surfaces 34 and the second magic tape matt surfaces 35 are arranged on the two second inflatable outer skins 7, so that the two second inflatable outer skins 7 can be bonded by the second magic tape hook surfaces 34 and the second magic tape matt surfaces 35 after traveling, thereby being convenient for the garage to carry; the adjusting device 4 comprises a fixing sleeve 40, the front end of the fixing sleeve 40 is provided with two second screw holes 44, the front ends of the two second screw holes 44 are in threaded connection with fixing screws 43, the upper end of the fixing sleeve 40 is movably provided with a telescopic column 41, the front end of the telescopic column 41 is provided with a plurality of first screw holes 42, the telescopic column 41 is fixedly arranged at the lower end of the first inflatable outer skin 1, the fixing sleeve 40 is fixedly arranged at the upper end of the supporting and fixing device 6 in an inserting mode, the telescopic column 41 can slide in the fixing sleeve 40 in a telescopic mode, after the telescopic column 41 slides to a proper position, the fixing screws 43 on the fixing sleeve 40 are rotated, the fixing screws 43 fix the telescopic column 41 through the first screw holes 42 and the second screw holes 44, and therefore the size of the garage can be adjusted according to the type of a vehicle; the outer skin reinforcing device 5 comprises a chemical fiber layer 50, a reinforcing tough layer 51 is fixedly mounted at the upper end of the chemical fiber layer 50, a heat insulation layer 52 is fixedly mounted at the upper end of the reinforcing tough layer 51, a sun protection layer 53 is fixedly mounted at the upper end of the heat insulation layer 52, the chemical fiber layer 50, the reinforcing tough layer 51, the heat insulation layer 52 and the sun protection layer 53 are all fixedly mounted on the first inflatable outer skin 1 in an inserting and penetrating manner, and the chemical fiber layer 50 has fatigue resistance, wear resistance, heat resistance, light resistance, flame retardancy or flame retardancy, so that the service quality and the service life of the outer skin are improved; the supporting and fixing device 6 comprises a fixing base 60, a fixing sleeve 61 is fixedly installed at the upper end of the fixing base 60, telescopic column fixing grooves 62 are formed in the upper ends of the fixing base 60 and the fixing sleeve 61, a plurality of anti-skidding blocks 63 are fixedly installed at the lower end of the fixing base 60, the fixing base 60 is fixedly installed at the lower end of the adjusting device 4 in an inserting and penetrating mode, the fixing sleeve 40 on the adjusting device 4 is clamped and fixed through the fixing sleeve 61, and friction force is generated through the anti-skidding blocks 63 at the lower end of the fixing base 60, so that the stability of the garage is improved; the type of the inflation connector 24 is consistent with that of the first inflation tube 10 and that of the second inflation tube 11; the first magic tape rough surface 32 and the second magic tape hook surface 34 correspond to each other in position, and the first magic tape hook surface 33 and the second magic tape rough surface 35 correspond to each other in position; the four adjusting devices 4 are symmetrically distributed in pairs with the second inflatable outer skin 7 as the center; the lower end faces of the two second inflatable outer skins 7 and the third inflatable outer skin 12 are higher than the upper end face of the supporting and fixing device 6.

It should be noted that the present invention is an inflatable multi-functional garage, firstly, the supporting and fixing device 6 is placed according to the size of the vehicle, the fixing sleeve 40 on the adjusting device 4 is clamped and fixed by the fixing sleeve 61 on the supporting and fixing device 6, and the anti-slip block 63 at the lower end of the fixing base 60 generates friction force, so as to improve the stability of the garage, then the telescopic cylinder 41 can slide in the fixing sleeve 40 in a telescopic manner, when the telescopic cylinder 41 slides to a proper position, the fixing screw 43 on the fixing sleeve 40 is rotated, the fixing screw 43 fixes the telescopic cylinder 41 through the first screw hole 42 and the second screw hole 44, so as to adjust the height of the garage according to the model of the vehicle, so as to improve the practicability of the garage, after the garage is adjusted, the first inflation tube 10 and the second inflation tube 11 are used for the first inflation outer skin 1 through the inflation pump 20 on the quick inflation device 2, The second inflatable outer skin 7 and the third inflatable outer skin 12 are inflated rapidly, so that the garage can expand rapidly to form an inflatable garage, the structural fixation of the traditional garage is avoided, the building time is long, the building is laborious, the garage is convenient to mount and dismount, the shock absorption is carried out by the spring column 25 at the lower end when the inflator pump 20 works, the use performance of the inflator pump 20 is improved, meanwhile, the chemical fiber layer 50 is arranged on the outer skin reinforcing device 5 and has fatigue resistance, wear resistance, heat resistance, light resistance, flame resistance or flame resistance, the use quality and the service life of the outer skin are improved, when the garage needs to be carried or moved, the second magic hook surfaces 34 and the second magic tape rough surfaces 35 are arranged on the two second inflatable outer skins 7, so that the two second inflatable outer skins 7 can be bonded through the second magic tape rough surfaces 34 and the second magic tape rough surfaces 35 after going out, thereby being convenient for the garage to carry.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional garage of inflatable, includes outer covering (1) of aerifing No. one, its characterized in that: the inflatable outer skin comprises a first inflatable outer skin (1), wherein an outer skin reinforcing device (5) is fixedly installed on the upper end of the first inflatable outer skin (1) in an inserting mode, two adjusting devices (4) are fixedly installed at the left end of the lower end of the first inflatable outer skin (1) and at the right end of the lower end of the first inflatable outer skin, supporting and fixing devices (6) are fixedly installed at the lower end of the four adjusting devices (4) in an inserting mode, a second inflatable outer skin (7) is fixedly installed at the front portion of the lower end of the first inflatable outer skin (1) and at the rear portion of the lower end of the first inflatable outer skin, two adhesive devices (3) are fixedly installed at the lower portion of the left end and the lower portion of the right end of the second inflatable outer skin (7) together, a third inflatable outer skin (12) is fixedly installed at the right end of the first inflatable outer skin (1), a second inflatable joint (9) is fixedly installed at the right end of the second inflatable joint (9), a aerify outer covering (1) right-hand member rear portion fixed mounting have an inflation joint (8), inflation joint (8) right-hand member fixed mounting has an inflation tube (10), fixed mounting has quick aerating device (2) between inflation tube (10) and No. two inflation tubes (11).

2. The inflatable multi-functional garage of claim 1, wherein: quick inflator (2) include pump (20) and supporting seat (21), pump (20) upper end fixed mounting has output head (23), output head (23) front end and rear end all open and have aerifys interface (24), pump (20) right-hand member middle part fixed mounting has wiring mouth (22), supporting seat (21) upper end fixed mounting has four spring post (25), four the common fixed mounting in spring post (25) upper end has connecting seat (26), open connecting seat (26) upper end has pump body spread groove (27), connecting seat (26) are through pump body spread groove (27) fixed mounting at pump (20) lower extreme, pump (20) are through two aerifys interface (24) fixed mounting between gas tube (10) and No. two gas tubes (11).

3. The inflatable multi-functional garage of claim 1, wherein: be stained with and glue device (3) including a connection rope (30) and No. two connection ropes (31), a connection rope (30) fixed mounting is not aerifyd outer covering (7) left end lower part for two numbers, No. two connection ropes (31) fixed mounting is aerifyd outer covering (7) right-hand member lower part for two numbers, a connection rope (30) right-hand member fixed mounting has magic tape matt surface (32) No. one, No. two connection ropes (31) left end fixed mounting has magic tape hook surface (33) No. one, No. two aerify outer covering (7) front end left part fixed mounting has magic tape hook surface (34) No. two numbers, No. two aerify outer covering (7) front end right part fixed mounting have magic tape matt surface (35) No. two numbers, No. two aerify the equal fixed mounting of outer covering (7) upper end left part and upper end right part has connecting pipe (36).

4. The inflatable multi-functional garage of claim 1, wherein: adjusting device (4) are including fixed sleeve (40), fixed sleeve (40) front end is opened there are two No. two screw holes (44), two equal threaded connection in screw hole (44) front end has set screw (43), fixed sleeve (40) upper end movable mounting has flexible cylinder (41), flexible cylinder (41) front end is opened there are a plurality of screw hole (42), flexible cylinder (41) fixed mounting aerifys outer covering (1) lower extreme No. one, fixed sleeve (40) alternates fixed mounting in support fixing device (6) upper end.

5. The inflatable multi-functional garage of claim 1, wherein: the outer skin reinforcing device (5) comprises a chemical fiber layer (50), a reinforcing tough layer (51) is fixedly mounted at the upper end of the chemical fiber layer (50), a heat insulation layer (52) is fixedly mounted at the upper end of the reinforcing tough layer (51), a sun protection layer (53) is fixedly mounted at the upper end of the heat insulation layer (52), and the chemical fiber layer (50), the reinforcing tough layer (51), the heat insulation layer (52) and the sun protection layer (53) are fixedly mounted on the first inflatable outer skin (1) in an inserting mode.

6. The inflatable multi-functional garage of claim 1, wherein: support fixing device (6) and include unable adjustment base (60), unable adjustment base (60) upper end fixed mounting has fixed cover (61), flexible post fixed slot (62) have all been opened on unable adjustment base (60) and fixed cover (61), unable adjustment base (60) lower extreme fixed mounting has a plurality of non slipping spur (63), unable adjustment base (60) alternates fixed mounting at adjusting device (4) lower extreme.

7. The inflatable multi-functional garage of claim 2, wherein: the type of the inflation connector (24) is the same as that of the first inflation tube (10) and that of the second inflation tube (11).

8. The inflatable multi-functional garage of claim 3, wherein: the first magic tape rough surface (32) and the second magic tape hook surface (34) correspond to each other in position, and the first magic tape hook surface (33) and the second magic tape rough surface (35) correspond to each other in position.

9. The inflatable multi-functional garage of claim 1, wherein: the four adjusting devices (4) are symmetrically distributed in pairs with the second inflatable outer skin (7) as the center.

10. The inflatable multi-functional garage of claim 1, wherein: the lower end faces of the two second inflatable outer skins (7) and the third inflatable outer skin (12) are higher than the upper end face of the supporting and fixing device (6).