CN214941036U

CN214941036U - One-key folding and unfolding square cabin

Info

Publication number: CN214941036U
Application number: CN202120050375.4U
Authority: CN
Inventors: 赵秀国; 徐新喜; 吴航; 苏琛; 宁洁; 刘亚辉; 张晓伟; 高升; 曲鹏涛
Original assignee: Institute of Medical Support Technology of Academy of System Engineering of Academy of Military Science; Suzhou Jiangnan Aerospace Mechanical and Electrical Industry Co Ltd
Current assignee: Institute of Medical Support Technology of Academy of System Engineering of Academy of Military Science; Suzhou Jiangnan Aerospace Mechanical and Electrical Industry Co Ltd
Priority date: 2021-01-09
Filing date: 2021-01-09
Publication date: 2021-11-30
Anticipated expiration: 2031-01-09

Abstract

The utility model discloses a one-key exhibition receipts shelter, include: the main cabin body, the left expansion cabin body, the right expansion cabin body, the electric support rods, the connecting rods, the pavement self-adaption device and the central controller, wherein the left expansion cabin body and the right expansion cabin body are symmetrically arranged on the left side and the right side of the main cabin body; the left expansion cabin body and the right expansion cabin body can be folded in the main cabin body; the central controller can control the electric support rods and the connecting rods to expand the cabin body; the pavement self-adaptive device can enable the expansion cabin to be relatively stable when being unfolded and folded. The utility model discloses a one key exhibition receipts shelter has degree of automation height, expandes fast, characteristics such as ground self-adaptation ability reinforce, can one key automatic exhibition receipts, does not need human intervention, expandes fast, convenient, and the mechanism is simple, easy the maintenance, can adapt to various ground conditions.

Description

One-key folding and unfolding square cabin

Technical Field

The utility model belongs to shelter equipment field, in particular to shelter is received in key exhibition.

Background

The shelter is a van-type workshop which is organically combined by various solid materials and can be used for carrying. The square cabin is divided into a fixed square cabin and an expansion square cabin and is suitable for various purposes such as commanding, medical treatment, cooking and the like. The expanding and contracting speed and the expanding and contracting manpower requirement of the expansion shelter under the field condition are two important influence factors for realizing the rapid deployment of the shelter. The time for unfolding and folding the shelter is prolonged, the manpower requirement is reduced, the service efficiency of the shelter under the field condition can be effectively enhanced, and the rapid deployment capability of the shelter is improved. Most of the existing shelter is unfolded and folded in a manual mode, so that the unfolding and folding efficiency is low, the time is long, and a large amount of manpower is consumed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a one-key exhibition and receipts shelter, include: the self-adaptive pavement cabin comprises a main cabin body, a left expansion cabin body, a right expansion cabin body, electric support rods, connecting rods, a pavement self-adaptive device and a central controller, wherein the left expansion cabin body and the right expansion cabin body are symmetrically arranged on the left side and the right side of the main cabin body;

the connecting rods comprise a left front connecting rod, a left rear connecting rod, a right front connecting rod and a right rear connecting rod;

the road surface self-adapting device comprises a left front road surface self-adapting device, a left rear road surface self-adapting device, a right front road surface self-adapting device and a right rear road surface self-adapting device;

the electric support rods comprise a left expansion top plate front electric support rod, a left expansion top plate rear electric support rod, a left expansion bottom plate front electric support rod, a left expansion bottom plate rear electric support rod, a left expansion front end plate electric support rod, a left expansion rear end plate electric support rod, a right expansion top plate front electric support rod, a right expansion top plate rear electric support rod, a right expansion bottom plate front electric support rod, a right expansion bottom plate rear electric support rod, a right expansion front end plate electric support rod and a right expansion rear end plate electric support rod;

the left expansion cabin body and the right expansion cabin body can be folded in the main cabin body;

the main cabin body is of a cuboid structure and comprises a main front plate, a main rear plate, a main top plate and a main bottom plate;

the left expansion cabin body comprises a left expansion top plate, a left expansion front end plate, a left expansion side plate, a left expansion rear end plate and a left expansion bottom plate;

after the left expansion cabin body is unfolded, the left expansion top plate, the left expansion front end plate, the left expansion side plate, the left expansion rear end plate and the left expansion bottom plate are matched to form a cuboid structure;

the left side of the upper end of the main front plate is connected with the first end of the front electric stay bar of the left extension top plate, and the left side of the upper end of the main rear plate is connected with the first end of the rear electric stay bar of the left extension top plate;

the left side of the main top plate is connected with the left expansion top plate shaft;

the second end of the front electric stay bar of the left expansion top plate is fixedly connected with the first end of the left expansion top plate, the second end of the rear electric stay bar of the left expansion top plate is fixedly connected with the second end of the left expansion top plate, and the front electric stay bar of the left expansion top plate and the rear electric stay bar of the left expansion top plate can drive the left expansion top plate to rotate along the shaft;

the left side of the lower end of the main front plate is connected with a first end of a front electric stay bar of a left expansion bottom plate, and the left side of the lower end of the main rear plate is connected with a first end of a rear electric stay bar of the left expansion bottom plate;

the left side of the main bottom plate is connected with the left expansion bottom plate shaft;

the second end of the front electric support rod of the left expansion bottom plate is fixedly connected with the first end of the left expansion bottom plate, the second end of the rear electric support rod of the left expansion bottom plate is fixedly connected with the second end of the left expansion bottom plate, and the front electric support rod of the left expansion bottom plate and the rear electric support rod of the left expansion bottom plate can drive the left expansion bottom plate to rotate along the axis;

the left side of the first end of the main bottom plate is connected with the first end of a left front connecting rod, the second end of the left front connecting rod is connected with the bottom of the left expansion front end plate, and the first end of the left front connecting rod and the second end of the left front connecting rod can horizontally rotate; the left side of the second end of the main bottom plate is connected with the first end of a left rear connecting rod, the second end of the left rear connecting rod is connected with the bottom of the left extended rear end plate, and the first end of the left rear connecting rod and the second end of the left rear connecting rod can horizontally rotate;

the left expansion front end plate is connected with a first end shaft of the left expansion side plate, a left expansion front end plate electric stay bar is arranged between the left expansion front end plate and the left expansion side plate, and the left expansion front end plate electric stay bar can drive the left expansion front end plate to rotate along the shaft;

the left expansion rear end plate is connected with a second end shaft of the left expansion side plate, a left expansion rear end plate electric stay bar is arranged between the left expansion rear end plate and the left expansion side plate, and the left expansion rear end plate electric stay bar can drive the left expansion rear end plate to rotate along the shaft;

a left front pavement self-adaptive device is arranged on the first side of the left expansion side plate, and a left rear pavement self-adaptive device is arranged on the second side of the left expansion side plate;

the bottom of the main bottom plate is provided with a left front linkage transition plate and a left rear linkage transition plate, when the left expansion cabin body is folded, the left front pavement self-adaption device can be connected to the left front linkage transition plate in a matched mode, and the left rear pavement self-adaption device can be connected to the left rear linkage transition plate in a matched mode;

the right expansion cabin body comprises a right expansion top plate, a right expansion front end plate, a right expansion side plate, a right expansion rear end plate and a right expansion bottom plate;

after the right expansion cabin body is unfolded, the right expansion top plate, the right expansion front end plate, the right expansion side plate, the right expansion rear end plate and the right expansion bottom plate are matched to form a cuboid structure;

the right side of the upper end of the main front plate is connected with the first end of the front electric stay bar of the right expansion top plate, and the right side of the upper end of the main rear plate is connected with the first end of the rear electric stay bar of the right expansion top plate;

the right side of the main top plate is connected with the right expansion top plate shaft;

the second end of the front electric stay bar of the right expansion top plate is fixedly connected with the first end of the right expansion top plate, the second end of the rear electric stay bar of the right expansion top plate is fixedly connected with the second end of the right expansion top plate, and the front electric stay bar of the right expansion top plate and the rear electric stay bar of the right expansion top plate can drive the right expansion top plate to rotate along the shaft;

the right side of the lower end of the main front plate is connected with the first end of the front electric stay bar of the right expansion bottom plate, and the right side of the lower end of the rear plate of the main cabin body is connected with the first end of the rear electric stay bar of the right expansion bottom plate;

the right side of the main bottom plate is connected with the right expansion bottom plate shaft;

the second end of the front electric support rod of the right expansion bottom plate is fixedly connected with the first end of the right expansion bottom plate, the second end of the rear electric support rod of the right expansion bottom plate is fixedly connected with the second end of the right expansion bottom plate, and the front electric support rod of the right expansion bottom plate and the rear electric support rod of the right expansion bottom plate can drive the right expansion bottom plate to rotate along the shaft;

the right side of the first end of the main bottom plate is connected with the first end of a right front connecting rod, the second end of the right front connecting rod is connected with the bottom of a right expansion front end plate, and the first end of the right front connecting rod and the second end of the right front connecting rod can horizontally rotate; the right side of the second end of the main bottom plate is connected with the first end of a right rear connecting rod, the second end of the right rear connecting rod is connected with the bottom of a right expanded rear end plate, and the first end of the right rear connecting rod and the second end of the right rear connecting rod can horizontally rotate;

the right expansion front end plate is connected with a first end shaft of the right expansion side plate, a right expansion front end plate electric stay bar is arranged between the right expansion front end plate and the right expansion side plate, and the right expansion front end plate electric stay bar can drive the right expansion front end plate to rotate along the shaft;

the right expansion rear end plate is connected with a second end shaft of the right expansion side plate, a right expansion rear end plate electric stay bar is arranged between the right expansion rear end plate and the right expansion side plate, and the right expansion rear end plate electric stay bar can drive the right expansion rear end plate to rotate along the shaft;

a right front pavement self-adaptive device is arranged on the first side of the right expansion side plate, and a right rear pavement self-adaptive device is arranged on the second side of the right expansion side plate;

the right front linkage transition plate and the right rear linkage transition plate are arranged at the bottom of the main bottom plate, and when the right expansion cabin body is folded, the right front pavement self-adaption device can be connected to the right front linkage transition plate in a matched mode, and the right rear pavement self-adaption device can be connected to the right rear linkage transition plate in a matched mode;

the pavement self-adaptive device comprises a spring, an electric pavement stay bar, a locking mechanism, a guide wheel and a corner sensor; the first end of the electric road surface support rod is provided with a telescopic part, and the second end of the electric road surface support rod is fixedly connected with the guide wheel; a spring penetrates through a first end of the telescopic part of the electric road surface support rod, and a locking mechanism is arranged at a second end of the telescopic part of the electric road surface support rod and can lock the electric road surface support rod, so that the electric road surface support rod cannot stretch; a motor is arranged in the electric road surface support rod and can drive the electric road surface support rod to stretch, a Hall sensor is arranged in the motor and is used for collecting the working information of the motor; the corner sensor is arranged on the outer side of the electric road surface support rod and can measure the difference between the horizontal height of the remote ground and the horizontal height of the current ground to generate ground information; the Hall sensor and the corner sensor are in circuit connection with the central controller; the central controller can adjust the current supplied to the motor and the direction of the current; the central controller can adjust the current supplied to the motor and the direction of the current according to the received ground information and the motor working information;

the central controller is further connected with the electric support rod circuit, and the central controller can control the electric support rod to stretch.

Furthermore, a planetary reduction gear set and a worm gear are also arranged in the electric road surface support rod;

the power output shaft of the motor is meshed with a sun gear in the planetary reduction gear set, a planetary gear in the planetary reduction gear set is meshed with a worm gear, and the worm gear is used for driving the electric road surface support rod to stretch.

Furthermore, a motor, a planetary reduction gear set and a worm gear are arranged in the electric support rod, the motor can drive the electric support rod to stretch, a Hall sensor is arranged in the motor, and the Hall sensor is used for collecting motor working information;

the motor power output shaft is meshed with a sun gear in the planetary reduction gear set, a planetary gear in the planetary reduction gear set is meshed with a worm gear, and the worm gear is used for driving the electric support rod to stretch.

Furthermore, the one-key folding and unfolding shelter also comprises a plurality of sensors, and the sensors are respectively in signal connection with the connecting rod and the electric stay bar;

the sensor can sense the horizontal condition of the connecting rod to obtain connecting rod information;

the sensor can perceive the stretching condition of the electric stay bar to obtain stay bar information.

Furthermore, a plurality of the sensors are also in communication connection with the central controller, and the sensors transmit connecting rod information and support rod information to the central controller.

Furthermore, when the central controller controls the electric support rod to stretch, the electric support rod is blocked, and the central controller controls the electric support rod to move in the opposite direction.

Further, the main cabin body, the left extension cabin body and each board of the right extension cabin body are provided with seal assemblies all around, and when the one-key expansion and contraction shelter is expanded, each board seal assembly can cooperate and seal the one-key expansion and contraction shelter.

Further, the connecting rod comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are symmetrically arranged, and the second end of the first connecting rod is connected with the second end of the second connecting rod through a hinge mechanism;

a first pin hole is formed in the first end of the first connecting rod, and a second pin hole is formed in the first end of the second connecting rod;

a first pin shaft and a second pin shaft are fixedly arranged on two sides of the hinge mechanism;

a first clamp spring is fixedly arranged at the second end of the first connecting rod and is in fit connection with the first pin shaft;

and a second clamp spring is fixedly arranged at the second end of the second connecting rod and is matched and connected with the second pin shaft.

Further, the linkage transition plate is provided with a groove, and the guide wheel can slide in the groove; the first end of the linkage transition plate is provided with a connecting piece, and the linkage transition plate can be connected to the main bottom plate through the connecting piece.

Furthermore, a sound device is arranged inside the one-key folding and unfolding square cabin, and a warning lamp device is arranged outside the one-key folding and unfolding square cabin;

when the one-key foldable shelter is unfolded or folded, the sound device makes a sound, and the warning lamp device flickers.

The utility model discloses a one key exhibition receipts shelter has degree of automation height, expandes fast, characteristics such as ground self-adaptation ability reinforce, can one key automatic exhibition receipts, does not need human intervention, expandes fast, convenient, and the mechanism is simple, easy the maintenance, can adapt to various ground conditions.

Drawings

Fig. 1 shows a schematic structural view of a one-key foldable shelter according to an embodiment of the present invention;

fig. 2 shows a front effect view of a one-key foldable shelter according to an embodiment of the present invention;

fig. 3 shows an effect diagram of a one-key foldable shelter back surface according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a pavement self-adaptive device according to an embodiment of the present invention;

fig. 5 shows a schematic diagram of a linkage transition plate structure according to an embodiment of the present invention;

fig. 6 shows a schematic diagram of a connecting rod structure according to an embodiment of the present invention.

In the figure: 1. a main cabin; 111. a left expansion top plate front electric stay bar; 112. the left extension top plate is provided with a rear electric stay bar; 2. a left expansion cabin; 21. a left extension roof; 22. a left extended front endplate; 23. a left expansion side plate; 24. a left expanded rear endplate; 3. a right expansion cabin; 4. a left front link; 41. a first pin hole; 42. a first clamp spring; 43. a first pin shaft; 44. a hinge mechanism; 51. a left front road surface adaptive device; 52. a left rear road surface adaptive means; 53. a spring; 54. an electric road surface brace rod; 55. a locking mechanism; 56. a guide wheel.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The utility model provides a one-key exhibition and receipts shelter, include: the self-adaptive road surface cabin comprises a main cabin body 1, a left expansion cabin body 2, a right expansion cabin body 3, electric support rods, connecting rods, a road surface self-adaptive device and a central controller, wherein the left expansion cabin body 2 and the right expansion cabin body 3 are symmetrically arranged on the left side and the right side of the main cabin body 1.

Exemplarily, the utility model discloses a one-key exhibition receipts shelter can automatic exhibition receipts, also can manual exhibition receipts, is applicable to more level and smooth ground. As shown in fig. 1, the one-key foldable shelter comprises a main cabin body 1, a left expansion cabin body 2, a right expansion cabin body 3, electric support rods, a connecting rod, a pavement self-adaption device and a central controller, wherein the left expansion cabin body 2 and the right expansion cabin body 3 are symmetrically arranged at the left side and the right side of the main cabin body 1. The left expansion cabin body 2 and the right expansion cabin body 3 are completely symmetrical in structure and have the same unfolding and folding modes. The left extension cabin 2 is here exemplified. The structure and the unfolding and folding mode of one of the expansion cabins can be obtained by the person skilled in the art.

Specifically, the connecting rods comprise a left front connecting rod 4, a left rear connecting rod, a right front connecting rod and a right rear connecting rod; the road surface self-adapting device comprises a left front road surface self-adapting device 51, a left rear road surface self-adapting device 52, a right front road surface self-adapting device and a right rear road surface self-adapting device; electronic vaulting pole includes electronic vaulting pole 111 before the left extension roof, electronic vaulting pole 112 behind the left extension roof, electronic vaulting pole before the left extension bottom plate, electronic vaulting pole behind the left extension bottom plate, the electronic vaulting pole of end plate before the left extension, the electronic vaulting pole of end plate behind the left extension, the electronic vaulting pole before the right extension roof, electronic vaulting pole behind the right extension roof, electronic vaulting pole before the right extension bottom plate, electronic vaulting pole behind the right extension bottom plate, the electronic vaulting pole of end plate and the electronic vaulting pole of end plate behind the right extension front end plate in the right extension.

Exemplarily, the utility model discloses well connecting rod, road self-adaptation device, electronic vaulting pole are used in a plurality of places in whole shelter. As in the road adaptive device, the front left road adaptive device 51, the rear left road adaptive device 52, the front right road adaptive device and the rear right road adaptive device are identical in functional structure, but are used in different positions of different cabins and have different names.

Specifically, the left expansion cabin 2 and the right expansion cabin 3 can be folded in the main cabin 1; the main cabin body 1 is of a cuboid structure and comprises a main front plate, a main rear plate, a main top plate and a main bottom plate; the left expansion cabin body 2 comprises a left expansion top plate 21, a left expansion front end plate 22, a left expansion side plate 23, a left expansion rear end plate 24 and a left expansion bottom plate; after the left side expansion cabin body 2 is unfolded, the left side expansion top plate 21, the left side expansion front end plate 22, the left side expansion side plate 23, the left side expansion rear end plate 24 and the left side expansion bottom plate are matched to form a cuboid structure.

Exemplarily, the utility model relates to a one key exhibition shelter of receiving, the left side extension cabin body 2 with the right side extension cabin body 3 can draw in the main cabin body 1. After being folded, the shelter is of a cuboid structure, and the surface of the shelter is composed of a main front plate, a main rear plate, a main top plate, a main bottom plate, a left expansion top plate and a right expansion top plate. In another design, after being folded, the square cabin is of a cuboid structure, and the outer surface of the square cabin is composed of a main front plate, a main rear plate, a main top plate, a main bottom plate, a left expansion bottom plate and a right expansion bottom plate. After the expansion, the shelter is composed of three cuboid structures, wherein the main cabin body 1 is larger, and the left expansion cabin body 2 and the right expansion cabin body 3 are slightly smaller. The main cabin body 1 is of a cuboid structure and comprises a main front plate, a main rear plate, a main top plate and a main bottom plate. As shown in fig. 1, the left expansion cabin 2 is a rectangular parallelepiped structure, and includes a left expansion top plate 21, a left expansion front end plate 22, a left expansion side plate 23, a left expansion rear end plate 24, and a left expansion bottom plate. There is no partition between the main hull 1 and the left expansion hull 2.

Specifically, the left side of the upper end of the main front plate is connected with a first end of a front electric stay 111 of the left extension top plate, and the left side of the upper end of the main rear plate is connected with a first end of a rear electric stay 112 of the left extension top plate; the left side of the main top plate is connected with the left expansion top plate 21 through a shaft; left side expansion roof front electric stay bar 111 second end with left side expansion roof 21 first end fixed connection, left side expansion roof back electric stay bar 112 second end with left side expansion roof 21 second end fixed connection, left side expansion roof front electric stay bar 111 with left side expansion roof back electric stay bar 112 can drive left side expansion roof 21 is along the rotation of axle. The left side of the lower end of the main front plate is connected with a first end of a front electric stay bar of a left expansion bottom plate, and the left side of the lower end of the main rear plate is connected with a first end of a rear electric stay bar of the left expansion bottom plate; the left side of the main bottom plate is connected with the left expansion bottom plate shaft; left side extension bottom plate front electric stay bar second end with left side extension bottom plate first end fixed connection, left side extension bottom plate back electric stay bar second end with left side extension bottom plate second end fixed connection, left side extension bottom plate front electric stay bar with left side extension bottom plate back electric stay bar can drive left side extension bottom plate rotates along the axle.

Illustratively, as shown in fig. 2 and 3, the left side of the main roof is connected to the left extension roof 21, two sides of the left extension roof 21 are respectively connected to the left extension roof front electric stay 111 and the left extension roof rear electric stay 112, and the other ends of the left extension roof front electric stay 111 and the left extension roof rear electric stay 112 are respectively connected to the left side of the main front plate upper end and the left side of the main rear plate upper end. The main bottom plate left side with left side extension bottom plate hub connection, left side extension bottom plate both sides are connected with left side extension bottom plate front electric stay bar and left side extension bottom plate back electric stay bar respectively, and the other end of left side extension bottom plate front electric stay bar and left side extension bottom plate back electric stay bar is connected respectively in main front bezel lower extreme left side and main back plate lower extreme left side. By the connection mode, the expansion top plate and the expansion bottom plate can provide expansion and contraction power by the electric support rods arranged on two sides (namely, the electric support rods can rotate around the connecting shaft respectively), and the two ends of the expansion top plate and the expansion bottom plate are supported and can be stressed simultaneously, so that expansion and contraction are smooth.

Specifically, the left side of the first end of the main bottom plate is connected with the first end of a left front connecting rod 4, the second end of the left front connecting rod 4 is connected with the bottom of a left extended front end plate 22, and the first end of the left front connecting rod 4 and the second end of the left front connecting rod 4 can rotate horizontally; the main bottom plate second end left side is connected with left back connecting rod first end, left back connecting rod second end is connected with left extension rear end plate 24 bottom, left back connecting rod first end with left back connecting rod second end can the horizontal rotation. The left expansion front end plate 22 is connected with a first end shaft of the left expansion side plate 23, a left expansion front end plate electric stay bar is arranged between the left expansion front end plate 22 and the left expansion side plate 23, and the left expansion front end plate electric stay bar can drive the left expansion front end plate 22 to rotate along the shaft; the left side expands rear end plate 24 with the left side expands 23 second end hub connections of curb plate, a left side expand rear end plate 24 with be provided with the electronic vaulting pole of left side expansion rear end plate between the left side expands the curb plate 23, the electronic vaulting pole of left side expansion rear end plate can drive the rotation of left side expansion rear end plate 24 edge axle.

Illustratively, in the present invention, the expansion end plate and the expansion side plate are expanded/contracted together. As shown in fig. 2, the left front end of the bottom of the main bottom plate is connected with the bottom of the left extended front end plate 22 through the left front connecting rod 4, and the left rear end of the bottom of the main bottom plate is connected with the bottom of the left extended rear end plate 24 through the left front connecting rod 4, preferably, the connection mode is shaft connection. The connecting rod is used for rotating and limiting, can be designed in various ways, and can rotate in the middle as long as the connecting rod can be divided into two sections. The two sides of the left expansion side plate 23 are respectively connected with the left expansion front end plate 22 and the left expansion rear end plate 24 through shafts, electric support rods are respectively arranged between the left expansion side plate 23 and the left expansion front end plate 22 as well as between the left expansion side plate 23 and the left expansion rear end plate 24, and the electric support rods are used for driving the left expansion front end plate 22 and the left expansion rear end plate 24 to respectively rotate along the shafts. The electric stay bar can be arranged at any position of the left expansion front end plate 22 and the left expansion rear end plate 24, if the electric stay bar is arranged at the upper ends of the left expansion front end plate and the left expansion rear end plate.

When the foldable bicycle is folded, the electric stay bar between the left expansion side plate 23 and the left expansion front end plate 22 and the left expansion rear end plate 24 drives the left expansion front end plate 22 and the left expansion rear end plate 24 to fold the left expansion side plate 23. The left front expanding end plate 22 and the left rear expanding end plate 24 are folded inwards at the same time, and the left front connecting rod 4 and the left rear connecting rod are driven to rotate towards the center direction of the main bottom plate. Under the cooperative action of a plurality of forces, the left expansion front end plate 22, the left expansion rear end plate 24 and the left expansion side plate 23 are finally folded together and are received in the main cabin body 1 due to the rotation and limiting action of the connecting rods.

When the expansion is performed, the electric stay bar between the left expansion side plate 23 and the left expansion front end plate 22 and the left expansion rear end plate 24 drives the left expansion front end plate 22 and the left expansion rear end plate 24 to expand. The left front expansion end plate 22 and the left rear expansion end plate 24 are expanded outwards to drive the left front connecting rod 4 and the left rear connecting rod to rotate towards the opposite direction of the center of the main bottom plate. Under the combined action of a plurality of forces, the left expanded front end plate 22 and the left expanded rear end plate 24 are finally unfolded and move out of the main cabin 1.

Preferably, driving motors are respectively installed on two sides of the left extension side plate 23 and the right extension side plate, a driving wheel is arranged below the driving motors, and the driving wheel can drive the left extension side plate 23 and the right extension side plate to move. The driving motor makes the exhibition shelter possess sufficient power, guarantees to unfold smoothly under various operating modes and receives. Preferably, the driving wheel may be a guide wheel in the road surface self-adaptive device, and the driving motor may be a motor in the road surface self-adaptive device, where the output power of the driving motor is greater than that of the motor in the original road surface self-adaptive device.

Specifically, the pavement self-adaptive device comprises a spring 53, an electric pavement stay bar 54, a locking mechanism 55, a guide wheel 56 and a corner sensor; a first end of the electric road surface support rod 54 is provided with a telescopic part, and a second end of the electric road surface support rod 54 is fixedly connected with the guide wheel 56; a spring 53 penetrates through a first end of a telescopic part of the electric road surface support rod 54, a locking mechanism 55 is arranged at a second end of the telescopic part of the electric road surface support rod 54, and the locking mechanism 55 can lock the electric road surface support rod 54, so that the electric road surface support rod 54 cannot stretch; a motor is arranged in the electric road surface support rod 54 and can drive the electric road surface support rod 54 to stretch, a Hall sensor is arranged in the motor and is used for collecting the working information of the motor; the corner sensor is arranged on the outer side of the electric road surface support rod 54, and can measure the difference between the horizontal height of the remote ground and the horizontal height of the current ground to generate ground information; the Hall sensor and the corner sensor are in circuit connection with the central controller; the central controller can adjust the current supplied to the motor and the direction of the current; the central controller can adjust the current supplied to the motor according to the received ground information and the motor working information. A planetary reduction gear set and a worm gear are also arranged in the electric road surface support rod 54; the power output shaft of the motor is meshed with a sun gear in the planetary reduction gear set, a planet gear in the planetary reduction gear set is meshed with a worm gear, and the worm gear is used for driving the electric road surface support rod 54 to stretch. The linkage transition plate is provided with a groove, and the guide wheel 56 can slide in the groove; the first end of the linkage transition plate is provided with a connecting piece, and the linkage transition plate can be connected to the main bottom plate through the connecting piece.

Illustratively, the utility model discloses the road surface self-adaptation device that uses can adapt to different topography environment according to road surface actual conditions automatically regulated. The problem that the expansion cabin cannot be normally unfolded and folded due to the fact that the road surface is not flat in the unfolding and folding process is solved. As shown in fig. 4, includes a spring 53, an electric road surface stay 54, a lock mechanism 55, a guide wheel 56, and a rotation angle sensor.

The motorized pavement brace 54 can be extended or shortened. The electric road surface support rod 54 is arranged at the lower part of the expansion cabin, and the electric road surface support rod 54 can support the expansion cabin; because the electric road surface brace 54 can be extended or shortened, when the ground is uneven, the expansion shelter can be kept relatively horizontal by using the function of the electric road surface brace 54. The first end of the electric road surface brace 54 is provided with a telescopic part which can be extended or shortened. The second end of the electric road surface support rod 54 is fixedly connected with the guide wheel 56; the second end of the electric road surface support rod 54 is fixedly connected with the guide wheel 56 through a bolt, and the connection mode is more convenient for later maintenance. The first end of the expansion part of the electric road surface brace 54 penetrates into the spring 53, the spring 53 plays a role of stable support, and when the electric road surface brace 54 extends or shortens, the expansion cabin connected above is more stable. The second end of the telescopic part of the electric road surface brace 54 is provided with a locking mechanism 55, the locking mechanism 55 is used for locking the electric road surface brace 54, and when the electric road surface brace 54 is in a proper position and has been adjusted to a proper length, the locking mechanism 55 prevents the electric road surface brace 54 from being telescopic. The electric road surface brace rod 54 is internally provided with a motor, and the output of the motor is rotary motion. A planetary reduction gear set and a worm gear are also arranged in the electric road surface support rod 54; the power output shaft of the motor is meshed with a sun gear in the planetary reduction gear set, and a planetary gear in the planetary reduction gear set is meshed with a worm gear, so that rotary motion is converted into linear motion (up-and-down motion). The worm gear drives the electric road surface support rod 54 to extend and retract through up-and-down movement. The Hall sensor is arranged in the motor and used for collecting the working information of the motor, such as the rotating speed, the rotating direction and the like. Preferably, the guide wheel 56 has a locking function, when the guide wheel 56 is unlocked, the guide wheel 56 can roll, and when the guide wheel 56 is locked, the guide wheel 56 cannot roll.

The shelter is often used in the field, the ground is not flat, and in order to ensure the stable expansion, the stretching of the electric road brace rod 54 is determined according to the road surface. The utility model discloses a one-key exhibition receipts shelter confirms the flexible of electronic road surface vaulting pole 54 through measuring ground and the current ground level difference in distance. The corner sensor is arranged on the outer side of the electric road surface support rod 54 and used for measuring the difference between the horizontal height of the remote ground and the horizontal height of the current ground to generate ground information. The Hall sensor and the corner sensor are connected with the central controller circuit. The work information of the motor collected by the Hall sensor, such as rotating speed, rotating direction and the like, is transmitted to the central controller, and the ground information is transmitted to the central controller by the corner sensor. The electric road surface brace 54 moves vertically and outwards, the central controller receives the ground information, and if the ground at the final expansion position has a bulge, the current supplied to the motor is adjusted in size and direction, so that the electric road surface brace 54 contracts; if the ground at the final expansion position is provided with a depression, the current supplied to the motor is adjusted in magnitude and direction, so that the electric road surface support rod 54 extends; finally, after the shelter is unfolded, the uppermost end of the electric road surface supporting rod 54 is relatively horizontal. Preferably, the central controller can also control the locking mechanism 55 to lock/unlock the electric road surface stay 54.

As shown in fig. 5, the ganged transition plate is provided with a groove in which the guide wheel 56 can slide. Preferably, the linkage transition plate is made of metal. The first end of the linkage transition plate is provided with a connecting piece, and the linkage transition plate can be connected to the main bottom plate through the connecting piece. The main bottom plate can use but is not limited to following design, is provided with the spout in the main bottom plate, and the first end of spout is close to main bottom plate middle part, and the spout second end is kept away from main bottom plate middle part, and the cab apron can slide in the spout in the linkage. When the linkage transition plate slides to the second end, the first end of the linkage transition plate is connected with the end part of the second end of the sliding chute through the connecting piece, and the second end of the linkage transition plate can be put down or lifted.

Specifically, a left front road self-adaptive device 51 is arranged on a first side of the left expansion side plate 23, and a left rear road self-adaptive device 52 is arranged on a second side of the left expansion side plate 23; the bottom of the main bottom plate is provided with a left front linkage transition plate and a left rear linkage transition plate, when the left expansion cabin body 2 is folded, the left front pavement self-adaption device 51 can be connected to the left front linkage transition plate in a matching way, and the left rear pavement self-adaption device 52 can be connected to the left rear linkage transition plate in a matching way.

Illustratively, a left front road surface self-adapting device 51 and a left rear road surface self-adapting device 52 are respectively arranged on two sides of the left extended side plate 23, and a left front linkage transition plate and a left rear linkage transition plate are arranged at the bottom of the main bottom plate. When the left expansion cabin 2 is closed, the left front road surface adaptive device 51 and the left rear road surface adaptive device 52 can be connected to the left front linkage transition plate and the left rear linkage transition plate in a matching manner.

When the left extension cabin 2 is extended, the first ends of the two linkage transition plates are respectively and fixedly connected with the main bottom plate, and the guide wheels 56 of the two pavement self-adaption devices are respectively arranged in the grooves. The left expansion shelter 2 expands outwards, the second ends of the two linkage transition plates incline downwards, and the two guide wheels 56 drive the two electric road surface support rods 54 to respectively slide downwards. The two guide wheels 56 slide downward respectively to be separated from the linkage transition plate to the ground. The design ensures that the lower part of the pavement self-adaptive system always has upward supporting force from the inside of the shelter to the ground contact, and the design ensures that the shelter is expanded more stably. When the device is folded, the linkage transition plate has the function of positioning. The pavement self-adaptive device is matched and slides into the linkage transition plate and is connected with the linkage transition plate, and the second end of the linkage transition plate moves upwards, so that the pavement self-adaptive device is finally installed in the cabin body.

Specifically, the right expansion cabin 3 comprises a right expansion top plate, a right expansion front end plate, a right expansion side plate, a right expansion rear end plate and a right expansion bottom plate; after the right expansion cabin body 3 is unfolded, the right expansion top plate, the right expansion front end plate, the right expansion side plate, the right expansion rear end plate and the right expansion bottom plate are matched to form a cuboid structure; the right side of the upper end of the main front plate is connected with the first end of the front electric stay bar of the right expansion top plate, and the right side of the upper end of the main rear plate is connected with the first end of the rear electric stay bar of the right expansion top plate; the right side of the main top plate is connected with the right expansion top plate shaft; the second end of the front electric stay bar of the right expansion top plate is fixedly connected with the first end of the right expansion top plate, the second end of the rear electric stay bar of the right expansion top plate is fixedly connected with the second end of the right expansion top plate, and the front electric stay bar of the right expansion top plate and the rear electric stay bar of the right expansion top plate can drive the right expansion top plate to rotate along the shaft; the right side of the lower end of the main front plate is connected with the first end of a front electric stay bar of the right expansion bottom plate, and the right side of the lower end of a rear plate of the main cabin body 1 is connected with the first end of a rear electric stay bar of the right expansion bottom plate; the right side of the main bottom plate is connected with the right expansion bottom plate shaft; the second end of the front electric support rod of the right expansion bottom plate is fixedly connected with the first end of the right expansion bottom plate, the second end of the rear electric support rod of the right expansion bottom plate is fixedly connected with the second end of the right expansion bottom plate, and the front electric support rod of the right expansion bottom plate and the rear electric support rod of the right expansion bottom plate can drive the right expansion bottom plate to rotate along the shaft; the right side of the first end of the main bottom plate is connected with the first end of a right front connecting rod, the second end of the right front connecting rod is connected with the bottom of a right expansion front end plate, and the first end of the right front connecting rod and the second end of the right front connecting rod can horizontally rotate; the right side of the second end of the main bottom plate is connected with the first end of a right rear connecting rod, the second end of the right rear connecting rod is connected with the bottom of a right expanded rear end plate, and the first end of the right rear connecting rod and the second end of the right rear connecting rod can horizontally rotate; the right expansion front end plate is connected with a first end shaft of the right expansion side plate, a right expansion front end plate electric stay bar is arranged between the right expansion front end plate and the right expansion side plate, and the right expansion front end plate electric stay bar can drive the right expansion front end plate to rotate along the shaft; the right expansion rear end plate is connected with a second end shaft of the right expansion side plate, a right expansion rear end plate electric stay bar is arranged between the right expansion rear end plate and the right expansion side plate, and the right expansion rear end plate electric stay bar can drive the right expansion rear end plate to rotate along the shaft; a right front pavement self-adaptive device is arranged on the first side of the right expansion side plate, and a right rear pavement self-adaptive device is arranged on the second side of the right expansion side plate; the front right linkage transition plate and the rear right linkage transition plate are installed at the bottom of the main bottom plate, and when the right expansion cabin body 3 is folded, the front right pavement self-adapting device can be connected to the front right linkage transition plate in a matched mode, and the rear right pavement self-adapting device can be connected to the rear right linkage transition plate in a matched mode.

Illustratively, the right expansion cabin 3 and the left expansion cabin 2 are completely symmetrical in structure and are unfolded and folded in the same way. The structure and the unfolding and folding mode of one of the expansion cabins can be obtained by the person skilled in the art.

Specifically, the connecting rod comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are symmetrically arranged, and the second end of the first connecting rod is connected with the second end of the second connecting rod through a hinge mechanism 44; a first pin hole 41 is formed in the first end of the first connecting rod, and a second pin hole is formed in the first end of the second connecting rod; a first pin shaft 43 and a second pin shaft are fixedly arranged on two sides of the hinge mechanism; a first clamp spring 42 is fixedly arranged at the second end of the first connecting rod, and the first clamp spring 42 is connected with the first pin shaft 43 in a matching manner; and a second clamp spring is fixedly arranged at the second end of the second connecting rod and is matched and connected with the second pin shaft.

Illustratively, the connecting rod used in the present invention is used for connecting the expansion cabin and the main cabin into a whole, and is a main component for maintaining the stability and the directionality of the expansion cabin during the expansion. The link is divided into two sections, as shown in fig. 6, and includes a first link and a second link, which are symmetrically disposed and connected by a hinge mechanism 44 in the middle. The first end of the first connecting rod is provided with a first pin hole 41, and the first end of the second connecting rod is provided with a second pin hole. The connecting rod is respectively connected with pin shafts on the expansion cabin end plate and the main bottom plate through pin holes at two ends. A first pin shaft 43 and a second pin shaft are fixedly arranged on two sides of the hinge mechanism; a first clamp spring 42 is fixedly arranged at the second end of the first connecting rod, and the first clamp spring 42 is connected with the first pin shaft 43 in a matching manner; and a second clamp spring is fixedly arranged at the second end of the second connecting rod and is matched and connected with the second pin shaft. The pin shaft is matched with the clamp spring, and the middle hinge mechanism is arranged, so that the connecting rod has 4 degrees of freedom in directions (up, down, left and right), the two sections of connecting rods can be ensured to rotate relatively under certain torque and cannot be loosened, and the connecting rod has a limiting function. In the process of unfolding and folding the one-key unfolding and folding shelter, the folding shelter can adapt to the height change of the road surface without causing the blockage.

Specifically, the central controller is further connected with an electric stay bar circuit, and the central controller can control the electric stay bar to stretch. A motor, a planetary reduction gear set and a worm gear are arranged in the electric support rod, the motor can drive the electric road surface support rod 54 to stretch, a Hall sensor is arranged in the motor, and the Hall sensor is used for collecting motor working information; the power output shaft of the motor is meshed with a sun gear in the planetary reduction gear set, a planet gear in the planetary reduction gear set is meshed with a worm gear, and the worm gear is used for driving the electric road surface support rod 54 to stretch.

Illustratively, the design of the electric support rod is the same as that of the electric road surface support rod 54, a motor is arranged in the electric support rod and can drive the electric support rod to stretch, a hall sensor is arranged in the motor and is used for collecting the working information of the motor; the interior is also provided with a planetary reduction gear set and a worm gear. The motor power output shaft is meshed with a sun gear in the planetary reduction gear set, a planetary gear in the planetary reduction gear set is meshed with a worm gear, and the worm gear is used for driving the electric support rod to stretch.

The utility model provides a central controller, with electronic vaulting pole circuit connection can control electronic vaulting pole is flexible, finally realizes the expansion and drawing in of a key exhibition shelter.

Specifically, the one-key folding and unfolding shelter further comprises a plurality of sensors, and the sensors are respectively in signal connection with the connecting rod and the electric support rod; the sensor can sense the horizontal condition of the connecting rod to obtain connecting rod information; the sensor can perceive the stretching condition of the electric stay bar to obtain stay bar information. The sensors are also in communication connection with the central controller, and the sensors transmit connecting rod information and support rod information to the central controller.

Illustratively, the one-key unfolding and folding shelter further comprises a plurality of sensors, the sensors are in signal connection with the connecting rod and sense the horizontal condition of the connecting rod to obtain connecting rod information, and the horizontal condition of the connecting rod can reflect whether the shelter is stable or not when the shelter is unfolded currently; the sensors are in signal connection with the electric support rods and sense the expansion and contraction conditions of the electric support rods to obtain support rod information. The sensors are also in communication connection with the central controller, and the sensors transmit connecting rod information and support rod information to the central controller. The central controller can judge the condition of a certain connecting rod or electric supporting rod according to the obtained connecting rod information and the supporting rod information, such as whether the unfolding and folding are in place or not, such as whether the unfolding and folding speed is too high or not. Through the connecting rod information and the support rod information transmitted by the sensor, the central controller can better judge the current conditions of the connecting rod and the electric support rod.

Specifically, when the central controller controls the electric support rod to stretch, the electric support rod is blocked, and the central controller controls the electric support rod to move in the opposite direction.

Exemplarily, the utility model discloses a one-key exhibition receipts shelter, the in-process of considering to appear the dead phenomenon of part card (if the bottom plate card is dead) at the exhibition receipts, then applys reverse current simultaneously in both sides (drive two electronic vaulting pole opposite direction motions of bottom plate motion promptly), lets the part roll back certain stroke, expandes again to make the system possess certain tolerance ability. When the central controller controls the electric support rod to stretch, the electric support rod is blocked, and the central controller controls the electric support rod to move in the opposite direction.

Specifically, the main cabin body 1, the left extension cabin body 2 and the right extension cabin body 3 are provided with seal assemblies all around each board, work as after the key exhibition shelter expandes, each board seal assembly can cooperate the sealed key exhibition shelter.

Exemplarily, the utility model provides a one-key exhibition shelter has the seal structure design. The top plate, the bottom plate, the side plates, the front end plate and the rear end plate in each cabin body are all provided with sealing components. Preferably, sealing components are arranged around the part which moves in the one-key unfolding and folding shelter during unfolding; such as a left extension top plate 21, a left extension front end plate 22, a left extension side plate 23, a left extension rear end plate 24 and a left extension bottom plate in the left extension cabin body 2, and a right extension top plate, a right extension front end plate, a right extension side plate, a right extension rear end plate and a right extension bottom plate in the right extension cabin body 3. The main front plate, the main rear plate, the main top plate and the main bottom plate of the main cabin body 1 can be arranged integrally, and a sealing assembly is not needed to be arranged, or only the sealing assembly is needed to be arranged at the joint of the main cabin body 1 and the left extension cabin body 2 and the right extension cabin body 3. When the one-key unfolding and folding shelter is unfolded, each plate sealing assembly can be matched with and seal the one-key unfolding and folding shelter.

Specifically, a sound device is arranged inside the one-key unfolding and folding shelter, and a warning lamp device is arranged outside the one-key unfolding and folding shelter; when the one-key foldable shelter is unfolded or folded, the sound device makes a sound, and the warning lamp device flickers.

Illustratively, the present invention contemplates a related safety design: a sound device is arranged inside the one-key unfolding and folding square cabin, and a warning lamp device is arranged outside the one-key unfolding and folding square cabin; when the one-key foldable shelter is unfolded or folded, the sound device makes a sound, and the warning lamp device flickers. The sound of the sound device and the flashing effect of the warning light device can be designed in advance.

The utility model designs a one-key folding and unfolding shelter, which adopts the following mode to fold and unfold;

unfolding:

1) placing the one-key unfolding and folding shelter on the ground;

2) the central controller controls the left expansion top plate to be expanded and controls the right expansion top plate to be expanded;

3) after the left extension top plate and the right extension top plate are unfolded, the central controller controls the left extension front end plate and the left extension rear end plate to be unfolded and controls the right extension front end plate and the right extension rear end plate to be unfolded; the left expansion front end plate drives the left front connecting rod, the left expansion rear end plate drives the left rear connecting rod, the right expansion front end plate drives the right front connecting rod, and the right expansion rear end plate drives the right rear connecting rod to respectively rotate outwards; meanwhile, the second end of the linkage transition plate is controlled to move downwards, the four pavement self-adaption devices at the two ends are in downward sliding contact with the ground, and the four pavement self-adaption devices respectively adjust the heights of the electric pavement supporting rods of the four pavement self-adaption devices according to the situation of the far ground, so that the left expansion side plate and the right expansion side plate are finally kept relatively horizontal after being unfolded;

4) after the left expansion side plate, the left expansion front end plate, the left expansion rear end plate, the right expansion side plate, the right expansion front end plate and the right expansion rear end plate are expanded, the central controller controls the expansion of the left expansion bottom plate and controls the expansion of the right expansion bottom plate;

the shelter folding method comprises the following steps:

1) the central controller controls to furl the left extension bottom plate and controls to furl the right extension bottom plate;

2) after the left extension bottom plate and the right extension bottom plate are folded, the central controller controls the left extension front end plate and the left extension rear end plate to be folded and controls the right extension front end plate and the right extension rear end plate to be folded; the left extended front end plate drives the left front connecting rod, the left extended rear end plate drives the left rear connecting rod, the right extended front end plate drives the right front connecting rod, the right extended rear end plate drives the right rear connecting rod to rotate inwards respectively, finally, four pavement self-adaption devices at two ends are matched and slide into the linkage transition plate and are connected with the linkage transition plate, and the second end of the linkage transition plate moves upwards; simultaneously controlling the four pavement self-adaption devices to respectively adjust the heights of the electric pavement supporting rods according to the ground conditions on the two sides of the main cabin body, so that the left expansion side plate and the right expansion side plate are kept relatively horizontal when being folded on the two sides of the main cabin body

3) After the left extension side plate, the left extension front end plate, the left extension rear end plate, the right extension side plate, the right extension front end plate and the right extension rear end plate are folded, the four pavement self-adaption devices at the two ends are matched and slide into the linkage transition plate and are connected with the linkage transition plate, and the second end of the linkage transition plate moves upwards;

4) the central controller controls to furl the right expanded top plate and controls to furl the right expanded top plate.

The cpu may use, but is limited to, the following means for folding/unfolding the side/top/front/rear/bottom panels using electric struts: according to each part, the stretching length values of different electric stay bars are preset, and the central processor controls the stretching length values of the different electric stay bars to extend/shorten.

The utility model discloses a shelter expansion mode and shelter draw in the mode in and can also the substep operation. If a certain part is blocked, an operator can control the central controller to independently unfold/fold the certain part or manually unfold/fold the certain part.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The one-key unfolding and folding shelter is characterized by comprising a main cabin body (1), a left expanding cabin body (2), a right expanding cabin body (3), electric support rods, connecting rods, a pavement self-adaption device and a central controller, wherein the left expanding cabin body (2) and the right expanding cabin body (3) are symmetrically arranged on the left side and the right side of the main cabin body (1);

the connecting rods comprise a left front connecting rod (4), a left rear connecting rod, a right front connecting rod and a right rear connecting rod;

the road surface self-adapting device comprises a left front road surface self-adapting device (51), a left rear road surface self-adapting device (52), a right front road surface self-adapting device and a right rear road surface self-adapting device;

the electric support rods comprise a left expansion top plate front electric support rod (111), a left expansion top plate rear electric support rod (112), a left expansion bottom plate front electric support rod, a left expansion bottom plate rear electric support rod, a left expansion front end plate electric support rod, a left expansion rear end plate electric support rod, a right expansion top plate front electric support rod, a right expansion top plate rear electric support rod, a right expansion bottom plate front electric support rod, a right expansion bottom plate rear electric support rod, a right expansion front end plate electric support rod and a right expansion rear end plate electric support rod;

the left expansion cabin body (2) and the right expansion cabin body (3) can be folded in the main cabin body (1);

the main cabin body (1) is of a cuboid structure and comprises a main front plate, a main rear plate, a main top plate and a main bottom plate;

the left expansion cabin body (2) comprises a left expansion top plate (21), a left expansion front end plate (22), a left expansion side plate (23), a left expansion rear end plate (24) and a left expansion bottom plate;

after the left expansion cabin body (2) is unfolded, the left expansion top plate (21), the left expansion front end plate (22), the left expansion side plate (23), the left expansion rear end plate (24) and the left expansion bottom plate are matched to form a cuboid structure;

the left side of the upper end of the main front plate is connected with a first end of a front electric stay bar (111) of the left expansion top plate, and the left side of the upper end of the main rear plate is connected with a first end of a rear electric stay bar (112) of the left expansion top plate;

the left side of the main top plate is connected with the left expansion top plate (21) through a shaft;

the second end of the front electric stay bar (111) of the left expansion top plate is fixedly connected with the first end of the left expansion top plate (21), the second end of the rear electric stay bar (112) of the left expansion top plate is fixedly connected with the second end of the left expansion top plate (21), and the front electric stay bar (111) of the left expansion top plate and the rear electric stay bar (112) of the left expansion top plate can drive the left expansion top plate (21) to rotate along a shaft;

the left side of the first end of the main bottom plate is connected with the first end of a left front connecting rod (4), the second end of the left front connecting rod (4) is connected with the bottom of a left expansion front end plate (22), and the first end of the left front connecting rod (4) and the second end of the left front connecting rod (4) can horizontally rotate; the left side of the second end of the main bottom plate is connected with the first end of a left rear connecting rod, the second end of the left rear connecting rod is connected with the bottom of a left extended rear end plate (24), and the first end of the left rear connecting rod and the second end of the left rear connecting rod can horizontally rotate;

the left expansion front end plate (22) is connected with a first end shaft of the left expansion side plate (23), a left expansion front end plate electric stay bar is arranged between the left expansion front end plate (22) and the left expansion side plate (23), and the left expansion front end plate electric stay bar can drive the left expansion front end plate (22) to rotate along the shaft;

the left expansion rear end plate (24) is connected with a second end shaft of the left expansion side plate (23), a left expansion rear end plate electric stay bar is arranged between the left expansion rear end plate (24) and the left expansion side plate (23), and the left expansion rear end plate electric stay bar can drive the left expansion rear end plate (24) to rotate along the shaft;

a left front pavement self-adapting device (51) is arranged on the first side of the left expansion side plate (23), and a left rear pavement self-adapting device (52) is arranged on the second side of the left expansion side plate (23);

the bottom of the main bottom plate is provided with a left front linkage transition plate and a left rear linkage transition plate, when the left expansion cabin body (2) is folded, the left front pavement self-adaption device (51) can be connected to the left front linkage transition plate in a matched mode, and the left rear pavement self-adaption device (52) can be connected to the left rear linkage transition plate in a matched mode;

the right expansion cabin body (3) comprises a right expansion top plate, a right expansion front end plate, a right expansion side plate, a right expansion rear end plate and a right expansion bottom plate;

after the right expansion cabin body (3) is unfolded, the right expansion top plate, the right expansion front end plate, the right expansion side plate, the right expansion rear end plate and the right expansion bottom plate are matched to form a cuboid structure;

the right side of the lower end of the main front plate is connected with the first end of a front electric stay bar of a right expansion bottom plate, and the right side of the lower end of a rear plate of the main cabin body (1) is connected with the first end of a rear electric stay bar of the right expansion bottom plate;

the bottom of the main bottom plate is provided with a right front linkage transition plate and a right rear linkage transition plate, when the right expansion cabin body (3) is folded, the right front pavement self-adaption device can be connected to the right front linkage transition plate in a matched mode, and the right rear pavement self-adaption device can be connected to the right rear linkage transition plate in a matched mode;

the pavement self-adaptive device comprises a spring (53), an electric pavement stay bar (54), a locking mechanism (55), a guide wheel (56) and a corner sensor; a first end of the electric road surface support rod (54) is provided with a telescopic part, and a second end of the electric road surface support rod (54) is fixedly connected with the guide wheel (56); a spring (53) penetrates through a first end of a telescopic part of the electric road surface support rod (54), a locking mechanism (55) is arranged at a second end of the telescopic part of the electric road surface support rod (54), and the locking mechanism (55) can lock the electric road surface support rod (54) to make the electric road surface support rod (54) incapable of stretching; a motor is arranged in the electric road surface support rod (54), the motor can drive the electric road surface support rod (54) to stretch, a Hall sensor is arranged in the motor, and the Hall sensor is used for collecting the working information of the motor; the corner sensor is arranged on the outer side of the electric road surface support rod (54), and can measure the difference between the horizontal height of the remote ground and the horizontal height of the current ground to generate ground information; the Hall sensor and the corner sensor are in circuit connection with the central controller; the central controller can adjust the current supplied to the motor and the direction of the current; the central controller can adjust the current supplied to the motor and the direction of the current according to the received ground information and the motor working information;

2. The push-button shelter of claim 1,

a planetary reduction gear set and a worm gear are also arranged in the electric road surface support rod (54);

the power output shaft of the motor is meshed with a sun gear in the planetary reduction gear set, a planet gear in the planetary reduction gear set is meshed with a worm gear, and the worm gear is used for driving an electric road surface support rod (54) to stretch.

3. The push-button shelter of claim 1,

a motor, a planetary reduction gear set and a worm gear are arranged in the electric support rod, the motor can drive the electric support rod to stretch, a Hall sensor is arranged in the motor, and the Hall sensor is used for collecting motor working information;

4. The push-button shelter of claim 1,

the one-key folding and unfolding shelter also comprises a plurality of sensors, and the sensors are respectively in signal connection with the connecting rod and the electric stay bar;

5. The push-button shelter of claim 4,

the sensors are also in communication connection with the central controller, and the sensors transmit connecting rod information and support rod information to the central controller.

6. The push-button shelter of claim 1,

the main cabin body (1), the left extension cabin body (2) and the right extension cabin body (3) are provided with seal assemblies all around, work as after the key exhibition shelter expandes, each board seal assembly can cooperate the sealed key exhibition shelter.

7. The push-button shelter of claim 1,

the connecting rod comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are symmetrically arranged, and the second end of the first connecting rod is connected with the second end of the second connecting rod through a hinge mechanism (44);

a first pin hole (41) is formed in the first end of the first connecting rod, and a second pin hole is formed in the first end of the second connecting rod;

a first pin shaft (43) and a second pin shaft are fixedly arranged on two sides of the hinge mechanism (44);

a first clamp spring (42) is fixedly arranged at the second end of the first connecting rod, and the first clamp spring (42) is connected with the first pin shaft (43) in a matched manner;

8. The push-button shelter of claim 1,

the linkage transition plate is provided with a groove, and the guide wheel (56) can slide in the groove; the first end of the linkage transition plate is provided with a connecting piece, and the linkage transition plate can be connected to the main bottom plate through the connecting piece.

9. The push-button shelter of claim 1,

a sound device is arranged inside the one-key unfolding and folding square cabin, and a warning lamp device is arranged outside the one-key unfolding and folding square cabin;