CN220848486U

CN220848486U - Expansion shelter floor structure

Info

Publication number: CN220848486U
Application number: CN202322405131.5U
Authority: CN
Inventors: 邓圆; 鲍俊威; 刘庆奎; 肖文超; 黄兴; 余虎
Original assignee: Wuhan Bus Manufacturing Co ltd
Current assignee: Wuhan Bus Manufacturing Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-04-26
Anticipated expiration: 2033-09-04

Abstract

The utility model discloses an extended shelter floor structure, which belongs to the technical field of extended shelter and comprises a main shelter floor, fixed side plates, a movable floor and a lifting structure, wherein the main shelter floor is arranged in a shelter in a lifting manner; the fixed side plate is arranged on one side of the floor of the main cabin body; the movable floor is arranged between the fixed side plate and the main cabin body floor and is connected with the main cabin body floor through a connecting rod structure, one side of the movable floor is rotationally connected with the fixed side plate, and the lifting structure is connected with the main cabin body floor and is used for driving the movable floor to be switched to an unfolding state by driving the main cabin body floor to ascend and driving the movable floor to be switched to a folding state by driving the main cabin body floor to descend; the device enables the main cabin floor and the movable floor to be in linkage through the lifting structure and the connecting rod structure, reduces the time for manually operating the movable floor, improves the maneuverability and the state switching efficiency of the shelter, and meets the requirements of quick maneuverability such as communication command, field camping, emergency guarantee and the like.

Description

Expansion shelter floor structure

Technical Field

The utility model relates to the technical field of extended shelter, in particular to an extended shelter floor structure.

Background

The vehicle-mounted shelter is widely applied to emergency command, medical rescue, earthquake relief and the like, and is also widely applied to the fields of frontier combat, biochemical protection, tourism caravan and the like. The large-plate shelter is a movable shelter body which is assembled and formed by sandwich plates and provides required working conditions and environmental protection for loading equipment and personnel, and can be used as a maintenance support, a loading body for commanding communication and technical support and a movable working platform. In the development process of the large-plate shelter, in order to expand the working space in the shelter as much as possible and meet the transportation requirements of roads and railways, various expansion shelter types are developed, wherein the expansion type comprises a folded plate type and a drawing type, and the folded plate type expansion shelter is divided into a single-side expansion shelter and a left-side expansion shelter and a right-side expansion shelter; drawing type expansion shelter: the device is divided into a side-pulling square cabin and a rear-pulling square cabin.

The publication number is CN206141413U provides a manual transmission mechanism of a bidirectional expansion carriage of a small motor home, which adopts a differential mechanism and left and right screw pairs for transmission, and realizes the simultaneous expansion or contraction of the left and right carriages by manpower, but the carriage needs to be manually operated by manpower during the expansion or contraction, which is time-consuming and labor-consuming, and has lower efficiency during the expansion or contraction of the shelter.

Disclosure of utility model

The utility model aims to overcome the technical defects, and provides an expansion shelter floor structure which solves the technical problem that the manual operation of the expansion shelter floor is inconvenient in the prior art.

In order to achieve the technical aim, the technical scheme of the utility model provides an extended shelter floor structure, which comprises a main shelter floor, fixed side plates, a movable floor and a lifting structure, wherein the main shelter floor is arranged in a shelter in a lifting manner; the fixed side plate is arranged on one side of the floor of the main cabin body and is used for being fixed on the inner side wall of the shelter; the movable floor is arranged between the fixed side plate and the main cabin body floor and is connected with the main cabin body floor through a connecting rod structure, one side of the movable floor is rotationally connected with the fixed side plate, the rotating stroke of the movable floor has an unfolding state which is arranged along the extending direction of the side of the main cabin body floor in a parallel and level way, and the movable floor is turned upwards from the unfolding state to a folding state which is arranged vertically along the fixed side plate; the lifting structure is connected with the floor of the main cabin body and is used for driving the movable floor to be switched to an unfolding state by driving the floor of the main cabin body to ascend and driving the movable floor to be switched to a folding state by driving the floor of the main cabin body to descend.

In some embodiments, two movable floors and two fixed side plates are respectively arranged on two sides of the main cabin floor, and can be expanded on two sides of the main cabin floor.

In some embodiments, the lifting structure comprises a lifter arranged below the main cabin floor and provided with a lifting shaft connected with the main cabin floor for driving the main cabin floor to lift, the lifter is provided with four groups, each lifter comprises a base, a sleeve and a lifting screw, the lifting structure further comprises a lifting motor, and each base is arranged on a mounting base below the main cabin floor; the sleeve is arranged on the machine base, one end of the lifting screw rod extends into the sleeve and is in threaded connection with the sleeve, and the other end of the lifting screw rod is used for being connected with the floor of the main cabin; the two ends of the lifting motor are respectively provided with a rotary driving shaft, the rotary driving shafts are respectively connected with the sleeve through a connecting rod and a gear set, the sleeve is driven to rotate to drive the lifting screw to lift, an I-shaped support is arranged between the lifting ends of two adjacent groups of lifters, and the I-shaped support is connected with the floor of the main cabin body.

In some embodiments, the raised floor comprises a skeleton and a plywood, the skeleton is connected with the connecting rod structure, the plywood is arranged on the upper side of the skeleton, one end of the plywood is hinged with the fixed side plate, and when the raised floor is in a unfolding state, the upper side of the plywood is flush with the upper side of the main cabin floor.

In some embodiments, the linkage structure includes a first linkage rod, a second linkage rod, a third linkage rod, and a fourth linkage rod; the side end of the main cabin body floor corresponds to the connecting rod structure, a fixing seat is arranged at the position corresponding to the connecting rod structure, one end of a first connecting rod is rotationally connected with the fixing seat, the other end of the first connecting rod is rotationally connected with one end of a second connecting rod, the other end of the second connecting rod is rotationally connected with the movable floor, one end of a third connecting rod is rotationally connected with the middle part of the first connecting rod, the other end of the third connecting rod is connected with one end of a fourth connecting rod, and the other end of the fourth connecting rod is connected with a fixed side plate.

In some embodiments, a pad is disposed on the main cabin floor at a position corresponding to the raised floor, and when the raised floor is in the unfolded state, the upper sides of the main cabin floor, the fixed side plates and the raised floor are located on the same horizontal plane, and a side of the raised floor facing away from the fixed side plates is placed on the pad.

Compared with the prior art, the utility model has the beneficial effects that: the lifting structure and the connecting rod structure are used for connecting the main cabin floor and the movable floor, when the lifting structure drives the main cabin floor to lift, the movable floor can be driven to fold and turn over, the folding or the expansion of the cabin floor is realized, the manufacturing and the installation are simple and convenient, the cost is low, the lifting structure and the connecting rod structure are used for enabling the main cabin floor and the movable floor to be in linkage, the time for manually operating the movable floor is reduced, the maneuverability and the state switching efficiency of the shelter are improved, and the requirements for the rapid maneuverability such as communication command, field camping and emergency guarantee are met.

Drawings

FIG. 1 is a schematic view of a raised floor in a storage state according to an embodiment of the extended shelter floor structure of the present utility model;

FIG. 2 is a schematic view of a raised floor in an unfolded state according to an embodiment of the extended shelter floor structure provided by the present utility model;

FIG. 3 is a schematic top view of a lift motor and elevator of the extended shelter floor structure of FIG. 1;

FIG. 4 is a schematic diagram of a front view of a lift motor and elevator of the extended shelter floor structure of FIG. 1;

fig. 5 is a schematic front view of the link structure installation of the extended shelter floor structure of fig. 1.

In the figure:

1. A main cabin floor; 11. a fixing seat; 12. a backing plate; 13. a mounting base;

2. Fixing the side plates;

3. A raised floor; 31. a skeleton; 32. plywood;

4. A lifting structure; 41. lifting a motor; 42. a lifter; 421. a base; 422. a sleeve; 423. lifting screw rods; 424. an I-shaped bracket;

5. A connecting rod structure; 51. a first connecting rod; 52. a second connecting rod; 53. a third connecting rod; 54. and a fourth connecting rod.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1 and 2, the utility model provides an extended shelter floor structure, which comprises a main shelter floor 1, a fixed side plate 2, a movable floor 3 and a lifting structure 4.

The main cabin floor 1 is used for being arranged in the shelter in a lifting mode.

The fixed side plate 2 is arranged on one side of the main cabin floor 1 and is used for being fixed on the inner side wall of the shelter.

The movable floor 3 is arranged between the fixed side plate 2 and the main cabin floor 1 and is connected with the main cabin floor 1 through a connecting rod structure 5, one side of the movable floor is rotationally connected with the fixed side plate 2, the rotating stroke of the movable floor 3 has an unfolding state which is arranged along the extending direction parallel and level of the side of the main cabin floor 1, and a furling state which is arranged vertically by overturning upwards along the fixed side plate 2 from the unfolding state.

The lifting structure 4 is connected with the main cabin floor 1, and is used for driving the movable floor 3 to be switched to the unfolding state by driving the main cabin floor 1 to ascend and driving the movable floor 3 to be switched to the folding state by driving the main cabin floor 1 to descend.

In this device, utilize link structure 5 to connect fly leaf 3 and main cabin body floor 1, fly leaf 3 and fixed curb plate 2 rotate to be connected, make it have expansion state and furl the state, when it is in expansion state, fly leaf 3 is along the extension direction parallel and level of main cabin body floor 1 side, expand fixedly in the side of main cabin body floor 1, when it is in furl the state, upwards overturn to vertical arrangement along fixed curb plate 2 by expansion state, can accomodate in the side position of main cabin body floor 1, can drive main cabin body floor 1 through utilizing the lifting structure and go up and down, main cabin body floor 1 can drive fly leaf 3 in the lift in-process and fold the upset motion, reach the purpose of furling or expanding cabin body floor, with main cabin body floor 1 motion and fly leaf 3 motion correlation, reduce personnel's operation action, promote shelter mobility.

In some embodiments, the main cabin floor 1 of the present device may be single-sided and double-sided.

Specifically, in this embodiment, as shown in fig. 1 and 2, the main cabin floor 1 is preferably in a double-sided expansion mode, two movable floors 3 and two fixed side plates 2 are respectively provided on two sides of the main cabin floor 1, and two movable floors 3 are connected with the main cabin floor 1 through a connecting rod structure 5, and can be expanded on two sides of the main cabin floor 1, wherein one or more connecting rod structures 5 between the main cabin floor 1 and one movable floor 3 can be provided.

As shown in fig. 2, in some embodiments, when the raised floor 3 is in the unfolded state, the main cabin floor 1, the fixed side plates 2 and the upper sides of the raised floor 3 are all located on the same horizontal plane, so that the fixed side plates 2 can also be used as an extension area of the main cabin floor 1, and the expansion space is further increased.

As shown in fig. 1 to 4, in some embodiments, the lifting structure 4 includes a lifting motor 41 and lifters 42, the lifters 42 are provided with four groups, which are distributed in a matrix form around the lower portion of the main cabin floor 1, and each lifter 42 includes a base 421, a sleeve 422 and a lifting screw 423, each base 421 is fixedly mounted on the mounting base 13 below the main cabin floor 1, the sleeve 422 is rotatably disposed on the base 421, one end of the lifting screw 423 extends into the sleeve 422 and is in threaded connection with the sleeve 422, and an i-shaped bracket 424 is fixedly disposed between the other ends of the lifting screws 423 of two adjacent groups of lifters 42, and is fixedly connected with the main cabin floor 1 through the i-shaped bracket 424.

The lifting motor 41 is a double-shaft motor, two ends of the lifting motor are respectively provided with a rotary driving shaft, the rotary driving shafts are respectively connected with the sleeve 422 through connecting rods and gear sets, the rotary driving shafts are connected with two connecting rods through the gear sets, the gear sets comprise a driving gear and two driven gears, the rotary driving shafts extend to be fixedly connected with the central shaft of the driving gear in a coaxial mode, the central shafts of the two driven gears are fixedly connected with the two connecting rods in a coaxial mode, the two connecting rods extend to the bases 421 of the two adjacent lifters 42 respectively and are connected with the corresponding sleeve 422 through another gear set, the gear sets comprise two meshed conical gears, the central shaft of one conical gear is fixedly connected with the other end of the connecting rod, and the sleeve of the other conical gear is fixedly connected with the outer side of the sleeve 422 in a sleeved mode.

When the movable floor 3 is driven to switch between two states, the lifting motor 41 is started to drive the rotary driving shaft to rotate, the driving gear drives the driven gear and the connecting rod to rotate, the sleeve 422 is driven to rotate through the two meshed bevel gears by the rotation of the connecting rod, one end of the lifting screw 423 is in threaded connection with the sleeve 422, the other end of the lifting screw 423 is fixedly connected with the main cabin floor 1 through the I-shaped support 424, the lifting screw 423 can be driven to unscrew or screw into the sleeve 422 by the rotation of the sleeve 422, and the lifting screw 423 is driven to lift, so that the lifting motion of the main cabin floor 1 is realized, and the state of the movable floor 3 is switched.

In other embodiments, the elevator 42 is a hydraulic cylinder or scissor lift platform or the like.

As shown in fig. 5, in some embodiments, the raised floor 3 includes a skeleton 31 and a plywood 32, the skeleton 31 is made of an aluminum alloy material and is connected with the link structure 5, so that stable installation of the raised floor 3 can be realized, the plywood 32 is arranged on the upper side of the skeleton 31, one end of the plywood 32 is hinged with the fixed side plate 2, and when the raised floor 3 is in a unfolded state, the plywood 32 is positioned above the skeleton 31 and the upper side of the plywood 32 is flush with the upper side of the main cabin floor 1, so that expansion of the main cabin floor 1 is realized.

As shown in fig. 5, in some embodiments, the link structure 5 includes a first link 51, a second link 52, a third link 53, and a fourth link 54, and a fixing seat 11 is disposed at a position corresponding to the link structure 5 at a side end of the main cabin floor 1; one end of the first connecting rod 51 is rotationally connected with the fixed seat 11, the other end is rotationally connected with one end of the second connecting rod 52, the other end of the second connecting rod 52 is rotationally connected with the framework 31 of the movable floor 3, one end of the third connecting rod 53 is rotationally connected with the middle part of the first connecting rod 51, the other end of the third connecting rod is connected with one end of the fourth connecting rod 54, the other end of the fourth connecting rod 54 is connected with the fixed side plate 2, through the connection of the connecting rod structure 5, when the main cabin floor 1 descends under the limiting effect of the third connecting rod 53 and the fourth connecting rod 54, the movable floor 3 is driven to overturn upwards through the first connecting rod 51 and the second connecting rod 52, and when the main cabin floor 1 ascends, the movable floor 3 is driven to overturn downwards through the first connecting rod 51 and the second connecting rod 52 until the main cabin floor 1 is flush with the main cabin floor 1.

Further, since the fixed side plate 2 is movably connected with the main cabin floor 1 through the first connecting rod 51, the second connecting rod 52 and the third connecting rod 53, the fixed side plate 2 can move relative to the main cabin floor 1 when the fixed side plate 2 moves along with the drawing of the side wall of the shelter.

In order to improve stability of the raised floor 3 in the unfolded state, as shown in fig. 5, in some embodiments, a pad 12 is fixedly disposed on two sides of the main cabin floor 1 corresponding to the raised floor 3, when the raised floor 3 is in the unfolded state, one side of the raised floor 3, which is away from the fixed side plate 2, can be placed on the pad 12, and the raised floor 3 is limited and fixed, so that the raised floor 3 can be guaranteed to be flush with the main cabin floor 1, and meanwhile, through the support of the pad 12, the support strength of the raised floor 3 after being switched to the unfolded state can be improved.

Working principle: when the shelter needs to be expanded, the lifting motor 41 is used for driving the sleeve 422 of the lifter 42 to rotate, the lifting screw 423 and the I-shaped support 424 are used for driving the main shelter floor 1 to ascend, one side, deviating from the fixed side plate 2, of the movable floor 3 is driven to rotate along the fixed side plate 2 until the movable floor is flush with the main shelter floor 1 through the connecting rod structure 5 during ascending, at the moment, one side of the movable floor 3 is placed on the base plate 12, stable support of the main shelter floor 1 is achieved, when the movable floor 3 needs to be stored, the lifting motor 41 is used for driving the sleeve 422 to reversely rotate, and the main shelter is driven to descend to drive the movable floor 3 to upwards overturn for folding storage, so that the shelter is simple and convenient to use.

According to the utility model, the lifting structure 4 and the connecting rod structure 5 are arranged to connect the main cabin floor 1 and the movable floor 3, when the lifting structure 4 drives the main cabin floor 1 to lift, the movable floor 3 can be driven to fold and overturn, so that the folding or expansion of the cabin floor is realized, the manufacturing and the installation are simple and convenient, the cost is low, the structure of the main cabin floor 1 and the movable floor 3 is linked by using the lifting structure 4 and the connecting rod structure 5, the time for manually operating the movable floor 3 is reduced, the maneuverability and the state switching efficiency of the shelter are improved, and the requirements of communication command, field camping, emergency guarantee and other rapid maneuverability are met.

The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.

Claims

1. An extended shelter floor structure, comprising:

The main cabin body floor is arranged in the shelter in a lifting manner;

The fixed side plate is arranged on one side of the floor of the main cabin body and is used for being fixed on the inner side wall of the square cabin;

The movable floor is arranged between the fixed side plate and the main cabin body floor and is connected with the main cabin body floor through a connecting rod structure, one side of the movable floor is rotationally connected with the fixed side plate, the rotating stroke of the movable floor is in an unfolding state of being arranged along the extending direction of the side of the main cabin body floor in a flush manner, and the movable floor is in a furling state of being upwards turned to be vertically arranged along the fixed side plate from the unfolding state; and

And the lifting structure is connected with the main cabin body floor and used for driving the movable floor to be switched to an unfolding state by driving the main cabin body floor to ascend and driving the movable floor to be switched to a folding state by driving the main cabin body floor to descend.

2. The extended shelter floor structure of claim 1, wherein two movable floors and two fixed side plates are respectively arranged on two sides of the main shelter floor.

3. The extended shelter floor structure of claim 1, wherein the lifting structure comprises a lift below the main shelter floor with a lift shaft coupled to the main shelter floor for driving the main shelter floor up and down.

4. An extended shelter floor structure as claimed in claim 3 in which the elevators are provided in four groups.

5. The extended shelter floor structure of claim 4, in which each of the elevators comprises a foundation, a sleeve and a lifting screw, the lifting structure further comprising a lifting motor;

each base is arranged on a mounting base below the floor of the main cabin body;

the sleeve is arranged on the base;

one end of the lifting screw rod extends into the sleeve and is in threaded connection with the sleeve, and the other end of the lifting screw rod is used for being connected with the floor of the main cabin body;

and the two ends of the lifting motor are respectively provided with a rotary driving shaft, and the rotary driving shafts are respectively connected with the sleeve through connecting rods and gear sets and used for driving the sleeve to rotate so as to drive the lifting screw to lift.

6. The extended shelter floor structure of claim 4 or 5, in which an i-shaped bracket is provided between the lifting ends of two adjacent sets of lifts, the i-shaped bracket being connected to the main shelter floor.

7. The extended shelter floor structure of claim 1, in which the raised floor comprises a skeleton and plywood;

The framework is connected with the connecting rod structure;

The plywood is located the upside of skeleton, the one end of plywood with fixed curb plate articulates mutually, and when it was in the expansion state, the upside of plywood with the upside parallel and level of main cabin body floor.

8. The extended shelter floor structure of claim 1, wherein the linkage structure comprises a first linkage rod, a second linkage rod, a third linkage rod, and a fourth linkage rod; a fixed seat is arranged at the position of the side end of the main cabin floor corresponding to the connecting rod structure;

One end of the first connecting rod is rotationally connected with the fixed seat, and the other end of the first connecting rod is rotationally connected with one end of the second connecting rod;

the other end of the second connecting rod is rotationally connected with the movable floor;

one end of the third connecting rod is rotationally connected with the middle part of the first connecting rod, and the other end of the third connecting rod is connected with one end of the fourth connecting rod;

The other end of the fourth connecting rod is connected with the fixed side plate.

9. The extended shelter floor structure of claim 1, in which the main shelter floor, fixed side panels and upper side of the raised floor are on the same horizontal plane when the raised floor is in the deployed state.

10. The extended shelter floor structure of claim 1, in which a pad is provided on the main shelter floor corresponding to the raised floor, and in which the raised floor rests on the pad on a side facing away from the fixed side panels when in the deployed state.