CN115822329A

CN115822329A - Large-length expansion cabin with folding floor

Info

Publication number: CN115822329A
Application number: CN202211725301.1A
Authority: CN
Inventors: 蔡之钰; 彭丽红; 高言; 杨国梁
Original assignee: Zhenjiang Kangfei Automobile Manufacturing Co ltd
Current assignee: Zhenjiang Kangfei Automobile Manufacturing Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-03-21

Abstract

The invention discloses a large-length expansion cabin with a folding floor, which comprises a cabin wall and an expansion square cabin floor with a folding floor structure; the bulkhead is a corrugated plate with four sides connected in sequence; the expansion shelter floor comprises a shelter expansion bottom wall, a folding bottom wall and a main shelter bottom wall which are sequentially arranged between corrugated boards, and the folding bottom wall is hinged between the shelter expansion bottom wall and the main shelter bottom wall; the foldable bottom wall comprises support arms and a first hinge assembly arranged between the support arms, a second hinge assembly is arranged at the connecting position of one end of each support arm with the bottom wall of the expansion cabin and the bottom wall of the main cabin, a jacking assembly is arranged below the floor of the expansion square cabin, and the jacking assembly is used for folding and driving the foldable bottom wall so as to fold the expansion cabin; the anti-collision device is used for having an anti-collision function in a special environment, has a large expansion ratio and long length, can be installed on equipment for a fixed cabin part and an expansion cabin part, ensures that a main cabin floor and an expansion floor are flush, and simultaneously optimizes the problem of jacking dead points.

Description

Large-length expansion cabin with folding floor

Technical Field

The invention belongs to the technical field of expansion cabins, and particularly relates to a large-length expansion cabin with a folding floor.

Background

An expansion cabin belongs to the technical field of modular buildings and large deformable plate square cabins, can be used as a general bearing platform and is used for scenes such as a communication command center, an instrument control center, a conference center, a restaurant, a camping support center and the like for rapid vehicle-mounted mobile deployment.

The existing expansion cabin has the following defects:

1. the outer surfaces of the fixed cabin and the expansion cabin are only provided with light-weight large plate structures, no additional protective layer is provided, the anti-collision performance is poor in a special environment, and the outer surfaces are easy to damage;

2. products of the same type have small expansion ratio, and the expanded usable space is insufficient;

3. the extension length of the shelter is short (generally can not exceed 6 meters), and the situation that the requirement for longer extension length cannot be met;

4. the fixed cabin part cannot be provided with equipment, or the expansion cabin cannot be provided with equipment, so that the application layout under different application scenes is limited;

5. the main cabin floor and the expansion plate are not on the same plane, steps exist, and the use experience is poor after expansion;

6. dead points exist in the floor folding and jacking process, and a mechanism for overcoming the dead points is unreliable;

therefore, there is a need for a large length expansion trunk with a folding floor that addresses the above-mentioned deficiencies.

Disclosure of Invention

The invention aims to solve the defects in the prior art, has an anti-collision function in a special environment, has a large expansion ratio and a long length, can be used for installing equipment on a fixed cabin part and an expansion cabin part, ensures that a main cabin floor and an expansion floor are flush, and simultaneously optimizes the problem of a jacking dead point.

In order to achieve the purpose, the invention provides the following technical scheme:

a large-length expansion cabin with a folding floor comprises a cabin wall and an expansion square cabin floor of a folding floor structure;

the bulkhead is a corrugated plate connected with four sides in sequence;

the expansion square cabin floor comprises an expansion cabin bottom wall, a folding bottom wall and a main cabin bottom wall which are sequentially arranged between corrugated plates, and the folding bottom wall is hinged between the expansion cabin bottom wall and the main cabin bottom wall;

the folding bottom wall comprises support arms and a first hinge assembly arranged between the support arms, and second hinge assemblies are arranged at the positions where one end of each support arm is connected with the cabin expansion bottom wall and the main cabin bottom wall respectively;

the expansion shelter is characterized in that a jacking assembly is arranged below the floor of the expansion shelter and used for folding and driving the folding bottom wall, so that the expansion shelter is folded.

The expansion cabin bottom wall, the folding bottom wall and the main cabin bottom wall are all of hollow tube structures and are provided with reinforcing plates, and the connecting positions of the expansion cabin bottom wall, the folding bottom wall and the main cabin bottom wall and the connecting positions of the first hinge assembly and the second hinge assembly are fixedly welded with the reinforcing plates respectively.

The first hinge assembly comprises two groups of first hinge seats, each first hinge seat comprises a splicing end and a mounting end, the mounting ends are fixedly connected to one ends of the two groups of support arms, a first adhesive tape is arranged in the splicing ends, first pin joint supports are arranged on one sides of the two groups of first hinge seats, and pin shafts penetrate through the first pin joint supports.

The second hinge assembly comprises a second hinge seat, the second hinge seat comprises a splicing end and a mounting end, the mounting end is fixedly connected to one end of the expanded cabin bottom wall and one end of the main cabin bottom wall respectively, a second adhesive tape is arranged in the splicing end, a second pin joint support is arranged on one side of each of the two groups of second hinge seats, and a pin shaft penetrates through the second pin joint support.

The expansion cabin bottom wall and the main cabin bottom wall are respectively close to the bottom of one end of the support arm and are respectively provided with an elastic jacking component, the elastic jacking component comprises a support plate and an ejector rod which is elastically connected to one end of the support plate, one end of the support plate is close to one side of the support arm and is fixedly provided with a hollow pipe, the ejector rod is slidably installed in the hollow pipe, and a compression spring is arranged between the bottom surfaces of the lower surface of the ejector rod and the hollow pipe.

The supporting plate is respectively provided with a cushion block at the connecting position of the expansion cabin bottom wall and the main cabin bottom wall, and an adjusting bolt penetrates between the cushion block and the supporting plate and is used for detaching the cushion block to adjust the supporting plate and expanding the distance between the cabin bottom wall and the main cabin bottom wall in the installation and debugging process.

The corrugated board inner wall all is provided with the lateral wall for strengthen expansion chamber bulkhead intensity, the hookup location of expanding cabin diapire and lateral wall all is provided with the connection rectangular pipe.

The jacking assembly comprises a driving gear and a rack, the driving gear and the rack are arranged in a meshed mode, the rack is fixedly installed on one side of the expanded cabin bottom wall, a supporting frame is installed on the outer side of the expanded cabin bottom wall in a penetrating mode, the driving gear is installed in the supporting frame in a rotating mode, and a motor is connected to one side of the driving gear in a transmission mode.

The expansion cabin adopts a main frame with a steel structure, the cabin body wall plates adopt a composite large plate bonding structure, and after the inner skin and the outer skin are glued with glue, the inner skin and the outer skin are heated and pressed to form with the framework and the heat insulation core material, so that the requirements on the flatness and the strength of the cabin body can be effectively guaranteed; the surface increases extra corrugated sheet as the protective layer, the corrugated sheet is for waiting to wait that steel sheet SPH corrugated sheet, and anticollision performance is superior under special environment, and the surface is difficult to damage.

Compared with the prior art, the invention has the technical effects and advantages that:

1. according to the expansion cabin provided by the invention, the structural type of the expansion square cabin is large in expansion ratio, and the main cabin and the cabin expansion space can be fully used after expansion;

2. the expansion cabin provided by the invention has long expansion length which can exceed 7.5 meters, and can meet the requirement of occasions requiring longer expansion length;

3. according to the expansion cabin provided by the invention, the floor of the expansion square cabin is in a folding floor structure form, the floor of the middle part of the main cabin and the floor of the side part of the side cabin are fixed floors, other single sides are two folding floors, and equipment can be arranged on the fixed cabin part and the expansion cabin part so as to meet the application layout requirements in different application scenes;

4. according to the expansion cabin provided by the invention, the floor of the main cabin of the expansion cabin and the expansion floor are completely flush on the same plane, no step exists, and the use experience is excellent after expansion;

5. according to the expansion cabin provided by the invention, the elastic jacking component and the jacking component are arranged at the bottom of the expansion cabin and matched with each other, and a reasonable and reliable jacking mechanism is used in a matched manner, so that the dead point problem is effectively solved.

Drawings

FIG. 1 is a schematic front view of the present invention in a contracted state;

FIG. 2 is a schematic diagram of an expanded state front view structure according to the present invention;

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

FIG. 4 is an enlarged view of portion B of FIG. 2 according to the present invention;

FIG. 5 is a front cross-sectional structural view of the elastic jacking assembly of the present invention;

fig. 6 is a front sectional structural view of a third hinge section bar of the present invention.

In the figure: 1. a corrugated board; 2. expanding the bottom wall of the cabin; 3. folding the bottom wall; 301. a support arm; 4. a main compartment bottom wall; 401. a third hinged section bar; 4011. supporting the mounting surface; 4012. a first mounting surface; 4013. a first sealing plane; 5. a first hinge assembly; 501. a first hinge mount; 5011. a first splice end; 5012. a first mounting end; 502. a first adhesive tape; 503. a first pin joint bracket; 504. a pin shaft; 6. a second hinge assembly; 601. a second hinged seat; 6011. a second splice end; 6012. a second mounting end; 602. a second adhesive tape; 603. a second pinned support; 7. a jacking assembly; 701. a drive gear; 702. a rack; 703. a support frame; 704. a motor; 8. a reinforcing plate; 9. an elastic top bracing assembly; 901. a support plate; 902. a top rod; 903. a hollow tube; 904. a compression spring; 905. cushion blocks; 10. the rectangular tube is connected.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.

In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art from the specification.

The invention provides a large-length expansion cabin with a folding floor as shown in figures 1-6, which comprises a cabin wall and an expansion square cabin floor with a folding floor structure, is used for having an anti-collision function in a special environment, has a large expansion ratio and long length, can be provided with equipment at a fixed cabin part and an expansion cabin part, ensures that the floor of a main cabin and the expansion floor are flush, and simultaneously optimizes the problem of jacking dead points;

the expansion cabin adopts a main frame with a steel structure, the cabin body wall plates adopt a composite large plate bonding structure, and the inner skin and the outer skin are subjected to glue coating and then are heated and pressed to form with the framework and the heat insulation core material, so that the requirements on the flatness and the strength of the cabin body can be effectively met; the bulkhead is corrugated sheet 1 that the four sides connected gradually, and the surface increases extra corrugated sheet 1 as the protective layer, corrugated sheet 1 is for waiting the resistant steel sheet SPH corrugated sheet, and crashworthiness is superior under special environment, and the surface is difficult to damage, corrugated sheet 1 inner wall all is provided with lateral wall 101 for reinforcing extension cabin bulkhead intensity, the hookup location who expands cabin bottom wall 2 and lateral wall 101 all is provided with connection rectangular pipe 10, utilizes hollow rectangular pipe 10 as the support and the adapting unit of frame, not only can provide sufficient supporting effect, can alleviate the mechanism dead weight simultaneously, when folding or extension, need not powerful electric drive.

The expansion shelter floor is including setting gradually expanding cabin diapire 2, folding diapire 3 and main cabin diapire 4 between corrugated sheet 1, folding diapire 3 articulates in expanding between cabin diapire 2 and the main cabin diapire 4, and the bottom surface loops through expanding cabin diapire 2, folding diapire 3 and main cabin diapire 4 between the corrugated sheet 1 that sets up, increases the expansion ratio for main cabin and the cabin space that expands after the extension all can be used fully.

Folding diapire 3 includes support arm 301 and sets up first articulated subassembly 5 between support arm 301, support arm 301 one end respectively with expand cabin diapire 2, main cabin diapire 4 hookup location and be provided with second articulated subassembly 6, expand cabin diapire 2, folding diapire 3 and main cabin diapire 4 and be the hollow tube structure setting, expand cabin diapire 2, folding diapire 3 and main cabin diapire 4 respectively with first articulated subassembly 5, the equal fixed welding in second articulated subassembly 6 hookup location have reinforcing plate 8, through first articulated subassembly 5, second articulated subassembly 6 respectively to expanding cabin diapire 2 and folding diapire 3 connection, connect between folding diapire 3 and the main cabin diapire 4 to guarantee folding effect.

Expansion shelter floor below is provided with jacking subassembly 7, jacking subassembly 7 is used for folding the drive to folding diapire 3 to folding expansion shelter, jacking subassembly 7 includes drive gear 701 and rack 702, drive gear 701 and rack 702 meshing set up, rack 702 fixed mounting is in expanding 2 one sides of cabin bottom wall, it has support frame 703 to cross fixed mounting in the 2 outsides of expansion cabin bottom wall, drive gear 701 rotates and installs in support frame 703, and drive gear 701 one side transmission is connected with motor 703, and under the initial fold condition, starter motor 703 drives drive gear 701 and rotates because motor 703 and drive gear 701 are fixed in support frame 703, consequently, the rotation of gear can drive rack 702 walking, and rack 702 moves and drives two sets of expansion cabin bottom wall 2 and to the direction removal of keeping away from main cabin diapire 4, thereby makes folding diapire 3 under the fold condition open, accomplishes the extension operation of expansion shelter.

First articulated subassembly 5 includes two sets of first articulated seats 501, first articulated seat 501 includes first concatenation end 5011 and first installation end 5012, first installation end 5012 fixed connection is in two sets of support arms 301 one end, be provided with first adhesive tape 502 in the first concatenation end 5011, it is two sets of first articulated seat 501 one side all is provided with first pin joint support 503, it has round pin axle 504 to run through in the first pin joint support 503, and when two sets of support arms 301 expand, set up relatively in first adhesive tape 502 of first concatenation end 5011 one side, by the terminal surface extrusion of first concatenation end 5011, under the relative action, guarantee to implement certain holding power between the concatenation face after support arm 301 expands, and reduce the collision after the expansion and merge simultaneously.

The second hinge assembly 6 comprises a second hinge seat 601, the second hinge seat 601 comprises a second splicing end 6011 and a second mounting end 6012, the second mounting end 6012 is fixedly connected to one end of the expanded cabin bottom wall 2 and one end of the main cabin bottom wall 4 respectively, a second adhesive tape 602 is arranged in the second splicing end 6011, and the second hinge seat 601 is provided with a second pin joint support 603 on one side, a pin shaft 504 is also penetrated in the second pin joint support 603, and the principle and purpose of the second hinge assembly 6 are the same as those of the first hinge seat 501, but the second hinge assembly 6 acts on the bottom of the frame.

The expansion cabin bottom wall 2 and the main cabin bottom wall 4 are respectively provided with an elastic top support assembly 9 at the bottom of one end close to the support arm 301, the elastic top support assembly 9 comprises a support plate 901 and a top rod 902 elastically connected to one end of the support plate 901, one end of the support plate 901 is fixedly provided with a hollow tube 903 at one side close to the support arm 301, the top rod 902 is slidably mounted in the hollow tube 903, a compression spring 904 is arranged between the lower surface of the top rod 902 and the inner bottom surface of the hollow tube 903, cushion blocks 905 are arranged at the connecting positions of the support plate 901, the expansion cabin bottom wall 2 and the main cabin bottom wall 4 respectively, an adjusting bolt penetrates between the cushion blocks 905 and the support plate 901 for adjusting the distance between the support plate 901 and the expansion cabin bottom wall 2 and the main cabin bottom wall 4 in the installation and debugging process, the elastic top support assembly 9 is arranged for supporting the bottom of the expansion cabin bottom wall 2 and the main cabin bottom wall 4 and is close to one side of the support arm 301, when the top support assembly 7 acts to contract the expansion cabin, a certain top support force is applied, and interference of the top support assembly when the expansion cabin is prevented from the top lifting dead point to the expansion cabin contraction.

4 both ends of main cabin diapire are provided with third articulated section bar 401, third articulated section bar 401 upper portion is equipped with the first installation face 4012 that is used for installing the articulated elements, one side of first installation face 4012 is equipped with first sealed plane 4013, third articulated section bar 401 one side is provided with the support installation face 4011 that is used for supporting installation main cabin diapire board respectively, support installation face 4011 sets up for the horizontal direction, thereby third articulated section bar 401 utilizes support installation face 4011 and the detachable fixed connection of main cabin diapire board to form main cabin diapire assembly. And a limiting surface 4014 for limiting and installing the hinged folding bottom wall plate is arranged below the first sealing plane 4013.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A large-length expansion cabin with a folding floor is characterized in that:

an extended shelter floor comprising a shelter wall and a folding floor structure;

the bulkhead is a corrugated plate (1) with four sides connected in sequence;

the expansion square cabin floor comprises an expansion cabin bottom wall (2), a folding bottom wall (3) and a main cabin bottom wall (4) which are sequentially arranged between corrugated plates (1), and the folding bottom wall (3) is hinged between the expansion cabin bottom wall (2) and the main cabin bottom wall (4);

the folding bottom wall (3) comprises support arms (301) and a first hinge assembly (5) arranged between the support arms (301), and a second hinge assembly (6) is arranged at the connecting position of one end of each support arm (301) and the expansion cabin bottom wall (2) and the main cabin bottom wall (4) respectively;

expansion shelter floor below is provided with jacking subassembly (7), jacking subassembly (7) are used for folding drive to folding diapire (3) to folding expansion shelter.

2. A large-length expansion trunk with a folding floor as claimed in claim 1, wherein: expand cabin diapire (2), folding diapire (3) and main cabin diapire (4) and be the hollow tube structure setting, expand cabin diapire (2), folding diapire (3) and main cabin diapire (4) respectively with first articulated subassembly (5), the equal fixed welding in second articulated subassembly (6) hookup location has reinforcing plate (8).

3. A large-length expansion trunk with a folding floor as claimed in claim 1, wherein: the first hinging component (5) comprises two groups of first hinging seats (501), each first hinging seat (501) comprises a splicing end (5011) and a mounting end (5012), the mounting ends (5012) are fixedly connected to one ends of the two groups of supporting arms (301), a first adhesive tape (502) is arranged in the splicing ends (5011), two groups of first hinging seats (501) are provided with first pin joint supports (503) on one sides, and pin shafts (504) penetrate through the first pin joint supports (503).

4. A large length expansion trunk with a folding floor according to claim 3, wherein: the second hinge assembly (6) comprises a second hinge seat (601), the second hinge seat (601) comprises a splicing end (6011) and a mounting end (6012), the mounting end (6012) is fixedly connected to one end of the cabin expansion bottom wall (2) and one end of the main cabin bottom wall (4) respectively, a second adhesive tape (602) is arranged in the splicing end (6011), two groups of second hinge seats (601) are provided with second pin joint supports (603) on one side, and pin shafts (504) penetrate through the second pin joint supports (603).

5. A large length expansion trunk with folding floor according to claim 1, characterized in that: expand cabin diapire (2) and main cabin diapire (4) and be close to support arm (301) one end bottom respectively and all be provided with elasticity shore subassembly (9), elasticity shore subassembly (9) include backup pad (901) and elastic connection in ejector pin (902) of backup pad (901) one end, backup pad (901) one end is close to support arm (301) one side fixed mounting has hollow tube (903), ejector pin (902) slidable mounting is in hollow tube (903), be provided with compression spring (904) between ejector pin (902) lower surface and hollow tube (903) interior bottom surface.

6. A large length expansion trunk with folding floor according to claim 5, characterized in that: the supporting plate (901) is respectively provided with a cushion block (905) at the connecting position with the expansion cabin bottom wall (2) and the main cabin bottom wall (4), and an adjusting bolt penetrates between the cushion block (905) and the supporting plate (901) and is used for detaching the cushion block (905) to adjust the distance between the supporting plate (901) and the expansion cabin bottom wall (2) and the main cabin bottom wall (4) in the installation and debugging process.

7. A large-length expansion trunk with a folding floor as claimed in claim 1, wherein: the corrugated plate (1) is characterized in that the inner wall of the corrugated plate (1) is provided with a side wall (101) for enhancing the strength of the expansion cabin wall, and the connection position of the expansion cabin bottom wall (2) and the side wall (101) is provided with a connection rectangular pipe (10).

8. A large-length expansion trunk with a folding floor as claimed in claim 1, wherein: the jacking assembly (7) comprises a driving gear (701) and a rack (702), the driving gear (701) and the rack (702) are meshed, the rack (702) is fixedly installed on one side of the expanded cabin bottom wall (2), a supporting frame (703) is fixedly installed on the outer side of the expanded cabin bottom wall (2), the driving gear (701) is rotatably installed in the supporting frame (703), and one side of the driving gear (701) is in transmission connection with a motor (704).

9. A large-length expansion trunk with a folding floor as claimed in claim 1, wherein: the expansion cabin adopts the main frame of steel construction, and cabin body wallboard uses compound big board bonding structure, and interior outer covering rubber coating back is through heating, pressure forming with skeleton and thermal-insulated core, and the surface increases extra corrugated sheet (1) as the protective layer, corrugated sheet (1) is resistant time steel sheet SPH corrugated sheet.