CN213743199U - Light-weight light-mixed assembly type building stair - Google Patents
Light-weight light-mixed assembly type building stair Download PDFInfo
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- CN213743199U CN213743199U CN202022252668.9U CN202022252668U CN213743199U CN 213743199 U CN213743199 U CN 213743199U CN 202022252668 U CN202022252668 U CN 202022252668U CN 213743199 U CN213743199 U CN 213743199U
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- stair
- connecting rod
- side plates
- fixed frame
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Abstract
The utility model relates to a building technical field discloses a light thoughtlessly assembled building stair, including fixed frame, stair curb plate and stair tread, stair curb plate upper end is connected with the slide bar, one side of stair curb plate upper end is equipped with the connecting plate, be equipped with the slide opening on the connecting plate, link mechanism is connected to the stair curb plate, link mechanism includes connecting rod one, connecting rod two, connecting rod three, the one end of connecting rod one is rotated with the middle part of stair curb plate and is connected, the other end rotates with the fixed frame lower extreme to be connected, the one end of connecting rod two rotates with the middle part of connecting rod one to be connected, the other end rotates with the one end of connecting rod three to be connected, the other end of two link mechanism's connecting rod three all is connected with the pivot, the pivot is rotated and is connected on. The utility model discloses a stair can be folded, save space, are convenient for preserve and remove, and application scope is wide, and the practicality is strong.
Description
Technical Field
The utility model relates to a building technical field especially relates to a light thoughtlessly assembled building stair.
Background
In the building work progress, building inside stair space is little, is difficult to transport building material, consequently for the ease of carrying building material toward the floor, need build the interim stair of being under construction outside the building, and fabricated stairway is a common stair, and the wide application is in the building trade, and it makes at the mill to install convenient and fast at the job site. Among the prior art, assembled stair are most can not fold, when stair do not use, occupy a large amount of space area to it is bulky, be not convenient for preserve and remove.
SUMMERY OF THE UTILITY MODEL
To the technical problem that prior art exists, the utility model provides a light thoughtlessly assembled building stair.
In order to achieve the above object, the utility model provides a following technical scheme: a light and light mixed assembly type building stair comprises a fixed frame and a stair body, wherein the stair body comprises stair side plates and stair treads, the stair side plates are oppositely arranged, the upper ends of the stair side plates are connected with slide rods, one side of the upper ends of the stair side plates is provided with a connecting plate, the connecting plate is fixed on the fixed frame, the connecting plate is provided with slide holes which extend along the vertical direction and are in sliding fit with the slide rods, the two stair side plates are respectively connected with connecting rod mechanisms with the same structure, each connecting rod mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod, one end of the first connecting rod is rotatably connected with the middle parts of the stair side plates, the other end of the first connecting rod is rotatably connected with the lower end of the fixed frame, one end of the second connecting rod is rotatably connected with the middle part of the first connecting rod, the other, the pivot is rotated and is connected on fixed frame and be connected with actuating mechanism, the stair tread is equipped with a plurality ofly and transverse connection between two stair curb plates.
Preferably, the bottom of the fixed frame is connected with a universal wheel.
Preferably, the driving mechanism comprises a worm wheel, a worm and a driving motor, the worm wheel is coaxially connected to the rotating shaft, the worm is meshed with the worm wheel and is connected to the fixed frame through a support, and the driving motor is in transmission connection with the worm.
Preferably, the stair tread rotates on the stair curb plate through the connecting axle of locating its both sides, is equipped with electric telescopic handle on one of them stair curb plate, electric telescopic handle's one end rotates to be connected on the stair curb plate, and the other end rotates and is connected with the regulating plate, the regulating plate rotates through round pin axle and stair tread's bottom surface and is connected.
The utility model discloses a stair can be folded, save space, are convenient for preserve and remove to can be at the height-adjusting of certain limit, easy and simple to handle, convenient to use, application scope is wide, and the practicality is strong.
Drawings
FIG. 1 is a schematic structural view of example 1.
FIG. 2 is a schematic structural view of example 2.
Fig. 3 is a schematic view showing the connection between the stair side plate and the stair tread of fig. 2.
In the figure: the stair comprises a fixed frame 1, stair side plates 2, stair treads 3, sliding rods 4, connecting plates 5, sliding holes 6, a first connecting rod 7, a second connecting rod 8, a third connecting rod 9, a rotating shaft 10, universal wheels 11, worm wheels 12, worms 13, a driving motor 14, a connecting shaft 15, an electric telescopic rod 16, an adjusting plate 17 and a pin shaft 18.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1, a light and light mixed assembly type building stair comprises a fixed frame 1 and a stair body, wherein the stair body comprises two stair side plates 2 and stair treads 3, the stair side plates 2 are oppositely arranged, the upper ends of the stair side plates 2 are connected with slide bars 4, one side of the upper ends of the stair side plates 2 is provided with a connecting plate 5, the connecting plate 5 is fixed on the fixed frame 1, the connecting plate 5 is provided with slide holes 6 which extend along the vertical direction and are in sliding fit with the slide bars 4, the two stair side plates 2 are respectively connected with link mechanisms with the same structure, the link mechanisms comprise a first connecting rod 7, a second connecting rod 8 and a third connecting rod 9, one end of the first connecting rod 7 is rotatably connected with the middle parts of the stair side plates 2, the other end of the first connecting rod 8 is rotatably connected with the lower end of the fixed frame 1, one end of the second connecting rod 8 is rotatably connected with the middle parts of the first connecting rod 7, and the other end of the third connecting rod 9 is rotatably connected with one end of the connecting rod, the other end of the connecting rod three 9 of the two connecting rod mechanisms is connected with the rotating shaft 10, the rotating shaft 10 is rotatably connected to the fixed frame 1 and is connected with the driving mechanism, and the stair treads 3 are provided with five connecting rods and are transversely connected between the two stair side plates 2.
The bottom of the fixed frame 1 is connected with a universal wheel 11.
The driving mechanism comprises a worm wheel 12, a worm 13 and a driving motor 14, the worm wheel 12 is coaxially connected to the rotating shaft 10, the worm 13 is meshed with the worm wheel 12 and is connected to the fixed frame 1 through a support, and the driving motor 14 is in transmission connection with the worm 13.
In this embodiment, the two connecting plates 5 are disposed on the front and rear sides of the right end of the fixed frame 1; stair curb plate 2 is connected with link mechanism, when stair do not use, driving motor 14 is through intermeshing's worm wheel 12, worm 13 drives pivot 10 rotation, pivot 10 drives connecting rod three 9 clockwise rotation, connecting rod two 8 removes and drives connecting rod one 7 anticlockwise rotation along with connecting rod three 9, stair curb plate 2 is under the effect of connecting rod one 7, its contained angle with vertical direction reduces gradually, when the stair body removes between two connecting plates 5 to fixed frame 1 right-hand member, the vertical setting of stair curb plate 2 realizes the folding of stair.
During the folding process of the stair, the sliding rod 4 moves vertically upwards along the sliding hole 6 to guide the movement of the stair side plate 2.
The embodiment can fold the stairs, so that on one hand, the occupied space area of the stairs when not used can be reduced, and the stairs are convenient to store and move; on the other hand, safety accidents caused by mistaken elevator installation of people with leisure and miscellaneous activities and the like can be avoided, and the safety of a construction site is ensured.
The bottom of the fixed frame 1 is provided with universal wheels 11, which are convenient to move.
Example 2
Referring to fig. 2 to 3, the present embodiment is different from embodiment 1 in that: stair tread 3 rotates on stair curb plate 2 through the connecting axle 15 of locating its both sides, is equipped with electric telescopic handle 16 on one of them stair curb plate 2, electric telescopic handle 16's one end rotates to be connected on stair curb plate 2, and the other end rotates and is connected with regulating plate 17, regulating plate 17 rotates through round pin axle 18 and is connected with stair tread 3's bottom surface.
In this embodiment, stair tread 3 rotates to be connected on stair curb plate 2 to be connected through round pin axle 18 with regulating plate 17, thereby can be through the length adjustment contained angle between stair tread 3 and the stair curb plate 2 of control electric telescopic handle 16, specific accommodation process is: when the electric telescopic rod 16 is extended or shortened, the adjusting plate 17 moves downwards or upwards to enable each stair tread 3 to synchronously rotate around the connecting shaft 15, so that the included angle between the stair treads 3 and the stair side plates 2 is changed.
During the use, can fix a position the stair body to arbitrary height (its theory of action is the same when folding with the stair) through driving motor 14 earlier, then the angle of each stair tread 3 is adjusted to rethread electric telescopic rod 16, makes it keep the level, and the person of facilitating the use tramples. In addition, the stair treads 3 can be adjusted to be parallel to the stair side plates 2 according to the requirement, and at the moment, the stair body becomes a slope, so that the pushing trolley and the like can move upwards conveniently.
In this embodiment, the adjusting plate 17 is located in the gap between the stair tread 3 and the stair side plate 2, so that the stair tread 3 does not interfere with the movement of the adjusting plate 17; the angle adjustment of each stair tread 3 is carried out synchronously, so the operation is simple and convenient, and the use is convenient.
This embodiment can adjust the height of stair in certain extent according to user demand, service environment to can become a slope with the stair body, the equipment such as convenient band wheel moves up, thereby can be applicable to different use scenarios, application scope is wide, and the practicality is strong.
The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (4)
1. The utility model provides a light thoughtlessly assembled building stair, includes fixed frame and stair body, its characterized in that: the stair body comprises stair side plates and stair treads, the stair side plates are provided with two opposite side plates, the upper ends of the stair side plates are connected with slide rods, one side of the upper ends of the stair side plates is provided with a connecting plate, the connecting plate is fixed on a fixed frame, the connecting plate is provided with slide holes which extend along the vertical direction and are in sliding fit with the slide rods, the two stair side plates are respectively connected with connecting rod mechanisms with the same structure, each connecting rod mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod, one end of the first connecting rod is rotatably connected with the middle parts of the stair side plates, the other end of the first connecting rod is rotatably connected with the lower ends of the fixed frame, one end of the second connecting rod is rotatably connected with the middle part of the first connecting rod, the other end of the third connecting rod of the two connecting rod mechanisms is rotatably connected with a rotating shaft, the rotating shaft is rotatably connected with the fixed frame and is connected with a driving mechanism, the stair tread is provided with a plurality of stair side plates which are transversely connected between the two stair side plates.
2. The lightweight concrete fabricated building stairway according to claim 1, wherein: the bottom of the fixed frame is connected with universal wheels.
3. The lightweight concrete fabricated building stairway according to claim 1, wherein: the driving mechanism comprises a worm wheel, a worm and a driving motor, the worm wheel is coaxially connected to the rotating shaft, the worm is meshed with the worm wheel and is connected to the fixed frame through a support, and the driving motor is in transmission connection with the worm.
4. The lightweight concrete fabricated building stairway according to claim 1, wherein: the stair tread rotates on the stair side plates through the connecting shafts arranged on two sides of the stair tread, one of the stair side plates is provided with an electric telescopic rod, one end of the electric telescopic rod is rotatably connected to the stair side plate, the other end of the electric telescopic rod is rotatably connected with an adjusting plate, and the adjusting plate is rotatably connected with the bottom surface of the stair tread through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252668.9U CN213743199U (en) | 2020-10-10 | 2020-10-10 | Light-weight light-mixed assembly type building stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252668.9U CN213743199U (en) | 2020-10-10 | 2020-10-10 | Light-weight light-mixed assembly type building stair |
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| CN213743199U true CN213743199U (en) | 2021-07-20 |
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| CN202022252668.9U Active CN213743199U (en) | 2020-10-10 | 2020-10-10 | Light-weight light-mixed assembly type building stair |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876350A (en) * | 2022-05-26 | 2022-08-09 | 中建海峡建设发展有限公司 | Movable ladder of hanging for steel construction building |
| CN114961541A (en) * | 2022-06-02 | 2022-08-30 | 浙江荣华家具有限公司 | Adjustable automatic intelligent cat ladder of retrieving |
-
2020
- 2020-10-10 CN CN202022252668.9U patent/CN213743199U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114876350A (en) * | 2022-05-26 | 2022-08-09 | 中建海峡建设发展有限公司 | Movable ladder of hanging for steel construction building |
| CN114961541A (en) * | 2022-06-02 | 2022-08-30 | 浙江荣华家具有限公司 | Adjustable automatic intelligent cat ladder of retrieving |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 454150 3968 Jiefang East Road, Macun District, Jiaozuo, Henan Patentee after: Wancheng Technology (Henan) Co.,Ltd. Address before: No. 3968, Jiefang East Road, Macun District, Jiaozuo City, Henan Province 454100 Patentee before: GUOLONG TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |