CN220285211U - Upstairs openable and closable telescopic stair - Google Patents
Upstairs openable and closable telescopic stair Download PDFInfo
- Publication number
- CN220285211U CN220285211U CN202321665243.8U CN202321665243U CN220285211U CN 220285211 U CN220285211 U CN 220285211U CN 202321665243 U CN202321665243 U CN 202321665243U CN 220285211 U CN220285211 U CN 220285211U
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- stair
- arm
- upstairs
- door
- opened
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- 238000000034 method Methods 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model discloses an upstairs openable and closable telescopic stair, which comprises a stair frame, wherein one side of the stair frame is provided with an upstairs pulling arm, the lower surface of the stair frame is provided with an opening, one side of the opening is connected with a stair door through a hinge, a second spring is hooked between the middle of the upper surface of the stair door and the upstairs pulling arm, one side of the upstairs pulling arm is connected with a stair body, a first spring is hooked between the stair body and the lower end of the upstairs pulling arm, the upper surface of the stair door is connected with a top operating arm through a hinge support, the top operating arm is positioned on one side of the stair body, the top operating arm is provided with a rectangular through groove, the stair body is provided with a connecting short column, and then the top operating rod is inserted into the stair body to open the supporting arm to open the stair body to a first floor position; when the stair is closed, the top operating rod is inserted into the stair body to open the supporting arm, the telescopic stair which can be opened and closed on the stair is simple in structure, accessories are easy to process, the operation is easy, and the telescopic stair can be opened from the top surface.
Description
Technical Field
The utility model relates to the technical field of telescopic stairs, in particular to a telescopic stair capable of being opened and closed upstairs.
Background
The prior connecting rod type telescopic stair is mainly hung on a wall to be used, can be stretched and supported on the bottom surface when in use, and can be contracted on the wall to be hidden when in idle, so that more indoor space can be saved, the use is convenient, the traditional telescopic stair can be opened and closed only under the building, and the requirement that the stair is opened and closed on the building is not met.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the telescopic stair which can be opened and closed on a building, the structure is simple, accessories are easy to process, the operation is easy, the telescopic stair can be opened from the top surface, and the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a can open flexible stair of closing on building, includes the stair frame, one side of stair frame is equipped with the stair arm that goes up, and the lower surface of stair frame is equipped with the opening, and this opening one side has the stair door through hinge connection, collude and draw between the stair arm that goes up in the middle of the upper surface of stair door to have the spring two, one side of going up the stair arm is connected with the step, collude and draw between step and the stair arm lower extreme to have the spring one, the upper surface of stair door is connected with the top operating arm through the free bearing, and the top operating arm is located one side of step, be equipped with rectangular logical groove on the top operating arm, be equipped with the connection short post on the step, connection short post and rectangular logical groove sliding connection.
Furthermore, one side of the stair door is fixed with a stair door lock, and the stair door can be fixed with the stair frame through the stair door lock, so that the stair door is locked.
Further, a top operating rod is fixed at the upper end of the top operating arm, and a handle is arranged at one end, far away from the end connected with the top operating rod, of the top operating rod.
Further, a stair opening support arm which is rotationally connected is arranged on the stair frame, a stair opening arm is arranged on the upper surface of the stair door, and a stair opening arm pin shaft is arranged between the upper end of the stair opening arm and the upper end of the stair opening support arm.
Compared with the prior art, the utility model has the beneficial effects that: the top operating rod is fixed on the top operating arm, then the top operating arm is pulled by the top operating rod, the stair door lock is opened, and the stair door is opened to a fixed angle position; then the top operating rod is inserted into the ladder body to open the supporting arm, and the ladder body is opened to the first floor position; when closing, the top operating rod is inserted into the ladder body to open the supporting arm, and the ladder body is closed; the top operating rod is inserted into the top operating arm, the stair door is closed and is locked, the telescopic stair which can be opened and closed on the stair is simple in structure, accessories are easy to process, the operation is easy, and the telescopic stair can be opened from the top surface.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the stair unfolding structure of the utility model;
fig. 3 is a schematic view of a partial enlarged structure of the present utility model.
In the figure: the stair opening device comprises a top operating rod 1, a top operating arm 2, a stair door lock 3, a stair pulling arm 4, a stair door 5, a stair body 6, a stair body 7 opening supporting arm, a stair body 8 opening arm pin shaft, a stair body 9 opening arm, a stair frame 10, a spring I11 and a spring II 12.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the telescopic stair capable of being opened and closed on a building comprises a stair frame 10, wherein an upper stair pull arm 4 is arranged on one side of the stair frame 10, an opening is formed in the lower surface of the stair frame 10, a stair door 5 is connected to one side of the opening through a hinge, a spring II 12 is hooked between the middle of the upper surface of the stair door 5 and the upper stair pull arm 4, a stair body 6 is connected to one side of the upper stair pull arm 4, a spring I11 is hooked between the stair body 6 and the lower end of the upper stair pull arm 4, a top operating arm 2 is connected to the upper surface of the stair door 5 through a hinge support, the top operating arm 2 is positioned on one side of the stair body 6, a rectangular through groove is formed in the top operating arm 2, a connecting short column is connected with the rectangular through groove in a sliding mode, a door lock 3 is fixed on one side of the stair door 5, the stair door 5 and the stair frame 10 can be fixed through the stair door lock 3, a top operating rod 1 is fixed to the upper end of the top operating arm 2, a handle is arranged at one end of the top operating rod 1, which is far from the upper end connected with the top operating arm 1, a rotating shaft 7 is arranged on the stair frame 10, a hinge pin 7 is connected to the upper stair body 7 is arranged at the upper end of the stair door 5, a top end of the stair door 5 is opened through the door lock 9, and the top operating arm 9 is opened, the top operating arm is opened, and the top end of the stair door is opened through the door opening is opened, the door 7 is opened, and the angle is opened, the position of the top operating arm 9 is opened by the door 9 through the door opening through the door opening through the door 9; then the top operating rod 1 is inserted into the ladder body opening supporting arm 7, and the ladder body 6 is opened to the first floor position; when closing, the top operating rod 1 is inserted into the ladder body opening supporting arm 7 to close the ladder body 6; the top operating rod 1 is inserted into the top operating arm 2, the stair door 5 is closed and locked, the telescopic stair which can be opened and closed on the building is simple in structure, accessories are easy to process, the operation is easy, and the telescopic stair can be opened from the top surface.
When in use: by fixing the top operating lever 1 on the top operating arm 2, and then pulling the top operating arm 2 by the top operating lever 1, the stair door lock 3 is opened, and the stair door 5 is opened to a fixed angle position; then the top operating rod 1 is inserted into the ladder body opening supporting arm 7, and the ladder body 6 is opened to the first floor position; when closing, the top operating rod 1 is inserted into the ladder body opening supporting arm 7 to close the ladder body 6; the top operating lever 1 is inserted into the top operating arm 2, closes the stair door 5, and is locked.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.
Claims (4)
1. A telescopic stairway which can be opened and closed on a building, comprising a stairway frame (10), and being characterized in that: one side of stair frame (10) is equipped with upstairs arm (4), and the lower surface of stair frame (10) is equipped with the opening, and this opening one side has stair door (5) through hinge connection, collude and draw between the upper surface of stair door (5) and upstairs arm (4) has spring two (12), one side of upstairs arm (4) is connected with step (6), collude and draw between step (6) and upstairs arm (4) lower extreme has spring one (11), the upper surface of stair door (5) is connected with top operating arm (2) through the free bearing, and top operating arm (2) are located one side of step (6), be equipped with rectangular through groove on top operating arm (2), be equipped with the connecting stub on step (6), connecting stub and rectangular through groove sliding connection.
2. A telescopic stairway capable of being opened and closed upstairs according to claim 1, wherein: one side of the stair door (5) is fixed with a stair door lock (3).
3. A telescopic stairway capable of being opened and closed upstairs according to claim 1, wherein: the upper end of the top operation arm (2) is fixed with a top operation rod (1), and one end, far away from the top operation rod (1), connected with the top operation rod (1) is provided with a handle.
4. A telescopic stairway capable of being opened and closed upstairs according to claim 1, wherein: the stair is characterized in that a stair opening support arm (7) connected in a rotating mode is arranged on the stair frame (10), a stair opening arm (9) is arranged on the upper surface of the stair door (5), and a stair opening arm pin shaft (8) is arranged between the upper end of the stair opening arm (9) and the upper end of the stair opening support arm (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665243.8U CN220285211U (en) | 2023-06-28 | 2023-06-28 | Upstairs openable and closable telescopic stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665243.8U CN220285211U (en) | 2023-06-28 | 2023-06-28 | Upstairs openable and closable telescopic stair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220285211U true CN220285211U (en) | 2024-01-02 |
Family
ID=89337902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321665243.8U Active CN220285211U (en) | 2023-06-28 | 2023-06-28 | Upstairs openable and closable telescopic stair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220285211U (en) |
-
2023
- 2023-06-28 CN CN202321665243.8U patent/CN220285211U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |