CN113605615A - Stair of convertible form - Google Patents
Stair of convertible form Download PDFInfo
- Publication number
- CN113605615A CN113605615A CN202111025294.XA CN202111025294A CN113605615A CN 113605615 A CN113605615 A CN 113605615A CN 202111025294 A CN202111025294 A CN 202111025294A CN 113605615 A CN113605615 A CN 113605615A
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- Prior art keywords
- plate
- cylinder
- steps
- hinged
- stair
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/002—Ramps
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/1041—Treads having means to adjust the height, the depth and/or the slope of the stair steps
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/002—Ramps
- E04F2011/005—Ramps collapsible, e.g. folding, telescopic
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/002—Ramps
- E04F2011/007—Ramps characterised by the supporting structure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
Abstract
The invention discloses a transformable stair which comprises steps and a supporting frame for supporting the steps, wherein cross beams are arranged in the supporting frame and correspond to the steps one by one, a rotating plate is arranged at the front end of the upper surface of each step, a second air cylinder for driving the rotating plate to rotate is arranged at the front end of each step, an end plate is arranged on the front end surface of each step, and the lower end of each end plate is rotatably connected with the corresponding step. In a normal use state, the shape of the stair is the same as that of the existing stair, when the disabled need to sit on the wheelchair to climb the stair, the second air cylinder drives the rotating plates to rotate, so that the rotating plates of all layers are spliced into the shape of an inclined plane, the disabled can conveniently sit on the wheelchair and go down, and the wheelchair is safe and reliable; the end plate rotates anticlockwise in the process of moving the step forwards, and the rotation of the rotating plate cannot be interfered.
Description
Technical Field
The invention relates to the technical field of engineering construction, in particular to a stair with a convertible shape.
Background
Staircases are a building design for connecting large vertical distances, and are used for traffic communication between floors and when the height difference is large.
The stair that present stair are reinforced concrete structure's stair or steel construction more, and this kind of stair structure is fixed, and to the disabled personage, the climbing stair degree of difficulty is great, rolls easily and falls.
Disclosure of Invention
The invention aims to solve the problems and provides a stair with a changeable shape, which can change the shape of the stair and is convenient for disabled people to go up and down by sitting on a wheelchair.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a stair of convertible form, includes the step and is used for supporting the braced frame of step, be equipped with the crossbeam in the braced frame, crossbeam and step one-to-one, the step is connected with the crossbeam, step upper surface front end is equipped with changes the board, changes to rotate between board and the step to be connected, and the step front end is equipped with the drive and changes board pivoted second cylinder, the terminal surface is equipped with the end plate before the step, rotates between end plate lower extreme and the step to be connected.
Furthermore, the steps are connected with the cross beam in a sliding mode, first air cylinders for driving the steps to move back and forth are arranged at the rear end of the supporting frame, and the first air cylinders correspond to the steps one to one.
Furthermore, the width of the rotating plate is larger than that of the surface of the step, the rear end of the rotating plate is rotatably connected with the step, a first connecting plate is arranged at the front end of the cross beam, the end of the second cylinder body is hinged to the first connecting plate, and the end of the second cylinder piston rod is hinged to the rotating plate.
Furthermore, the cross beams are symmetrically distributed in the front and the back and respectively correspond to the inner walls of the left side and the right side of the step.
Furthermore, reinforcing ribs are arranged in the supporting frame.
Further, the lower end of the end plate is rotatably connected with the front end of the step, a connecting rod is arranged in the step, a second connecting plate is arranged at the rear end of the supporting frame and corresponds to the step one to one, the front end of the connecting rod is hinged to the end plate, and the rear end of the connecting rod is hinged to the second connecting plate.
Furthermore, the step is fixedly connected with the cross beam, the width of the rotating plate is the same as that of the surface of the step, the rear end of the rotating plate is directly connected with the step in a rotating mode, a third cylinder is arranged at the lower end of the first connecting plate, the cylinder body end of the third cylinder is hinged to the first connecting plate, and the piston rod end of the third cylinder is hinged to the end plate.
The invention has the beneficial effects that:
1. the invention comprises steps and a supporting frame for supporting the steps, wherein cross beams are arranged in the supporting frame, the cross beams correspond to the steps one by one, a rotating plate is arranged at the front end of the upper surface of the steps, a second air cylinder for driving the rotating plate to rotate is arranged at the front end of the steps, an end plate is arranged on the front end surface of the steps, and the lower ends of the end plates are rotatably connected with the steps. In a normal use state, the shape of the stair is the same as that of the existing stair, when the disabled need to sit on the wheelchair to climb the stair, the second air cylinder drives the rotating plates to rotate, so that the rotating plates of all layers are spliced into the shape of an inclined plane, the disabled can conveniently sit on the wheelchair and go down, and the wheelchair is safe and reliable; the end plate rotates anticlockwise in the process of moving the step forwards, and the rotation of the rotating plate cannot be interfered.
2. According to the wheelchair, the steps are connected with the cross beam in a sliding mode, the first air cylinders for driving the steps to move back and forth are arranged at the rear end of the supporting frame and correspond to the steps one to one, the first air cylinders drive the steps to move forward, the steps formed after the rotating plate rotates due to the forward movement of the steps are smoother, the inclination angle is small, and the wheelchair is convenient for disabled people to sit up and down.
3. The width of the rotating plate is larger than that of the surface of the step, and when the step moves forwards, a gap is prevented from being formed at the splicing position of the rotating plate, so that the inclined plate is complete; the rear end of the rotating plate is rotatably connected with the step, the front end of the beam is provided with a first connecting plate, the cylinder body end of the second cylinder is hinged to the first connecting plate, the piston rod end of the second cylinder is hinged to the rotating plate, and the piston rod of the second cylinder contracts to drive the rotating plate to rotate clockwise by the same angle, so that the rotating plate has the same inclination angle and a complete and smooth slope.
4. The lower end of the end plate is rotatably connected with the front end of the step, the step is internally provided with a connecting rod, the rear end of the supporting frame is provided with second connecting plates, the second connecting plates correspond to the step one by one, the front end of the connecting rod is hinged with the end plate, and the rear end of the connecting rod is hinged with the second connecting plates. In the forward moving process of the step, the end plate synchronously rotates anticlockwise under the action of the connecting rod, and the rotation of the rotating plate cannot be interfered; in the backward moving process of the step, the end plates synchronously rotate clockwise under the action of the connecting rods, so that the front end of the step is closed, and the step is safe and reliable.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a first structural schematic diagram of an embodiment of the present invention;
FIG. 2 is a second structural schematic diagram according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention;
FIG. 4 is a cross-sectional view of the second embodiment of the present invention.
In the figure: step 1, braced frame 2, crossbeam 3, first cylinder 4, commentaries on classics board 5, second cylinder 6, end plate 7, strengthening rib 8, first connecting plate 9, connecting rod 10, second connecting plate 11, third cylinder 12.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
For convenience of description, a coordinate system is now defined as shown in fig. 1.
The first embodiment is as follows:
as shown in fig. 1 and 3, the stair with convertible form comprises a step 1 and a supporting frame 2 used for supporting the step 1, wherein the step 1 is provided with a plurality of layers from top to bottom, cross beams 3 are arranged in the supporting frame 2, the cross beams 3 correspond to the steps 1 one by one, the cross beams 3 are symmetrically distributed in the front and back direction and respectively correspond to the inner walls of the left side and the right side of the step 1, the step 1 is connected with the cross beams 3 in a sliding mode through guide rail and slider pairs, first air cylinders 4 driving the step 1 to move back and forth are arranged at the rear end of the supporting frame 2, the first air cylinders 4 correspond to the steps 1 one by one, the first air cylinders 4 are symmetrically distributed in the front and back direction, the ends of the first air cylinders 4 are hinged to the front end of the supporting frame 2, and the piston rod ends of the first air cylinders 4 are hinged to the side walls of the corresponding steps 1. The front end of the upper surface of the step 1 is provided with a rotating plate 5, the rotating plate 5 is rotatably connected with the step 1, the front end of the step 1 is provided with a second cylinder 6 for driving the rotating plate 5 to rotate, the front end surface of the step 1 is provided with an end plate 7, and the lower end of the end plate 7 is rotatably connected with the step 1.
Under the normal use state, the shape of the stair is the same as that of the existing stair; when the disabled need to sit on the wheelchair to climb stairs, the first air cylinder 4 drives the step 1 to move forwards, and then the second air cylinder 6 drives the rotating plates 5 to rotate, so that the rotating plates 5 of all layers are spliced into the shape of an inclined plane, the disabled can conveniently sit on or down the wheelchair, and the wheelchair is safe and reliable; the end plate 7 rotates anticlockwise along with the step 1 in the process of moving forwards, and the rotation of the rotating plate 5 cannot be interfered.
The step 1 moves forward to enable the step formed after the rotating plate rotates to be smoother, and the disabled can conveniently sit on the wheelchair to go up and down.
The forward moving distance of each layer of steps is different, the forward moving distance of the uppermost layer of steps is x, the forward moving distance of the second layer of steps is 2x, and the forward moving distance of the third layer of steps is 3 x.
As shown in fig. 3, the width of the rotating plate 5 is greater than the width of the surface of the step 1, when the step moves forward, a gap is formed at the splicing position of the rotating plate, so that the inclined plate is complete, the rear end of the rotating plate 5 is rotatably connected with the step 1, the rear end of the rotating plate 5 is provided with a sleeve, a rotating shaft penetrates through the sleeve at the rear end of the rotating plate 5 and is connected with the inner side of the step, the rotating plate 5 can rotate around the rotating shaft, the front end of the cross beam 3 is provided with a first connecting plate 9, the cylinder end of the second cylinder 6 is hinged with the first connecting plate 9, the piston rod end of the second cylinder 6 is hinged with the rotating plate 5, the piston rod of the second cylinder 6 contracts to drive the rotating plate 5 to rotate clockwise by the same angle, so that the inclined angle of the rotating plate is the same, and the slope is complete and smooth.
As shown in fig. 2 and 3, a reinforcing rib 8 is arranged in the supporting frame 2, and the reinforcing rib 8 is in a gate-shaped structure and is used for improving the strength of the supporting frame 2.
As shown in fig. 3, the lower end of the end plate 7 is rotatably connected with the front end of the step 1, a sleeve is arranged at the lower end of the end plate 7, a rotating shaft penetrates through the sleeve at the rear end of the rotating plate 5 and is connected with the inner side of the step, the end plate 7 can rotate around the rotating shaft, a connecting rod 10 is arranged in the step 1, a second connecting plate 11 is arranged at the rear end of the supporting frame 2, the second connecting plates 11 correspond to the steps 1 one by one, the front end of the connecting rod 10 is hinged to the end plate 7, and the rear end of the connecting rod 10 is hinged to the second connecting plate 11. In the process of advancing the step 1, under the action of the connecting rod 10, the end plate 7 synchronously rotates anticlockwise, so that the rotation of the rotating plate 5 is not interfered; in the backward moving process of the step 1, under the action of the connecting rod 10, the end plate 7 synchronously rotates clockwise, so that the front end of the step 1 is closed, and the device is safe and reliable.
Example two:
as shown in fig. 4, the step 1 is fixedly connected with the cross beam 3, the width of the rotating plate 5 is the same as the surface width of the step 1, the rear end of the rotating plate 5 is directly connected with the step in a rotating manner, the rear end of the rotating plate 5 is provided with a sleeve, a rotating shaft penetrates through the sleeve at the rear end of the rotating plate 5 and is connected with the inner side of the step, the rotating plate 5 can rotate around a rotating shaft, the lower end of the first connecting plate 9 is provided with a third cylinder 12, the cylinder end of the third cylinder 12 is hinged with the first connecting plate 9, the piston rod end of the third cylinder 12 is hinged with the end plate 7, the third cylinder 12 drives the end plate 7 to rotate anticlockwise, then the second cylinder 6 drives the rotating plate 5 to rotate clockwise, and the rotating plates 5 of the upper layer and the lower layer are spliced into a slope.
In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (7)
1. The utility model provides a stair of convertible form, its characterized in that, includes step (1) and braced frame (2) that are used for supporting step (1), be equipped with crossbeam (3) in braced frame (2), crossbeam (3) and step (1) one-to-one, step (1) are connected with crossbeam (3), step (1) upper surface front end is equipped with commentaries on classics board (5), changes to rotate between board (5) and the step (1) to be connected, and step (1) front end is equipped with drive commentaries on classics board (5) pivoted second cylinder (6), the terminal surface is equipped with end plate (7) before step (1), rotates between end plate (7) lower extreme and the step (1) to be connected.
2. A convertible stair according to claim 1, characterized in that the steps (1) are slidably connected to the cross-beam (3), and the rear end of the support frame (2) is provided with first cylinders (4) for driving the steps (1) to move back and forth, said first cylinders (4) corresponding to the steps (1).
3. A convertible staircase according to claim 2, characterized in that the width of the turning plate (5) is larger than the width of the surface of the step (1), the rear end of the turning plate (5) is rotatably connected with the step (1), the front end of the cross beam (3) is provided with a first connecting plate (9), the cylinder end of the second cylinder (6) is hinged with the first connecting plate (9), and the piston rod end of the second cylinder (6) is hinged with the turning plate (5).
4. A convertible staircase according to claim 1, characterised in that said transverse beams (3) are arranged symmetrically in front and behind and correspond to the inner walls of the left and right sides of the steps (1).
5. A convertible staircase according to claim 1, characterised in that reinforcing ribs (8) are provided in said supporting frame (2).
6. A convertible staircase according to claim 1, characterized in that the lower end of said end plate (7) is rotatably connected to the front end of said step (1), said step (1) is provided with a connecting rod (10), said supporting frame (2) is provided at its rear end with a second connecting plate (11), said second connecting plate (11) is in one-to-one correspondence with said step (1), said connecting rod (10) is hinged at its front end to said end plate (7), and said connecting rod (10) is hinged at its rear end to said second connecting plate (11).
7. A convertible staircase according to claim 1, characterized in that the steps (1) are fixedly connected with the cross beam (3), the width of the rotating plate (5) is the same as the surface width of the steps (1), the rear end of the rotating plate (5) is directly and rotatably connected with the steps, the lower end of the first connecting plate (9) is provided with a third cylinder (12), the cylinder end of the third cylinder (12) is hinged with the first connecting plate (9), and the piston rod end of the third cylinder (12) is hinged with the end plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111025294.XA CN113605615B (en) | 2021-09-02 | 2021-09-02 | Stairway with changeable form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111025294.XA CN113605615B (en) | 2021-09-02 | 2021-09-02 | Stairway with changeable form |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113605615A true CN113605615A (en) | 2021-11-05 |
| CN113605615B CN113605615B (en) | 2023-05-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111025294.XA Active CN113605615B (en) | 2021-09-02 | 2021-09-02 | Stairway with changeable form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113605615B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4959935A (en) * | 1989-09-25 | 1990-10-02 | Stob H Richard | Adjustable stairway |
| US5454196A (en) * | 1994-05-02 | 1995-10-03 | Gaines; Samuel L. | Inclinable stairway |
| CN206397011U (en) * | 2016-12-15 | 2017-08-11 | 彭博荣 | Folding stair |
| CN207672890U (en) * | 2017-12-18 | 2018-07-31 | 冯骏霞 | A kind of stair device convenient on disabled person downstairs |
| CN109853878A (en) * | 2019-01-04 | 2019-06-07 | 宁津汇丰消声器有限公司 | A kind of step can automatic lifting stair |
| CN209413167U (en) * | 2018-11-22 | 2019-09-20 | 苏州灿腾希斯特姆智能设备有限公司 | It is a kind of can automatic conversion dual-purpose stairway step |
| CN209620462U (en) * | 2019-01-21 | 2019-11-12 | 西安建筑科技大学 | A kind of wall-mounted light and handy fold ladder |
| CN212897243U (en) * | 2020-07-28 | 2021-04-06 | 湖南省大美盈科研学旅游文化有限公司 | Culture meeting hall handicapped personage is with cat ladder device |
-
2021
- 2021-09-02 CN CN202111025294.XA patent/CN113605615B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4959935A (en) * | 1989-09-25 | 1990-10-02 | Stob H Richard | Adjustable stairway |
| US5454196A (en) * | 1994-05-02 | 1995-10-03 | Gaines; Samuel L. | Inclinable stairway |
| CN206397011U (en) * | 2016-12-15 | 2017-08-11 | 彭博荣 | Folding stair |
| CN207672890U (en) * | 2017-12-18 | 2018-07-31 | 冯骏霞 | A kind of stair device convenient on disabled person downstairs |
| CN209413167U (en) * | 2018-11-22 | 2019-09-20 | 苏州灿腾希斯特姆智能设备有限公司 | It is a kind of can automatic conversion dual-purpose stairway step |
| CN109853878A (en) * | 2019-01-04 | 2019-06-07 | 宁津汇丰消声器有限公司 | A kind of step can automatic lifting stair |
| CN209620462U (en) * | 2019-01-21 | 2019-11-12 | 西安建筑科技大学 | A kind of wall-mounted light and handy fold ladder |
| CN212897243U (en) * | 2020-07-28 | 2021-04-06 | 湖南省大美盈科研学旅游文化有限公司 | Culture meeting hall handicapped personage is with cat ladder device |
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| Publication number | Publication date |
|---|---|
| CN113605615B (en) | 2023-05-26 |
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