阅读说明：本技术 可周转折叠式节能楼梯 (Can have enough to meet need foldable energy-conserving stair ) 是由 张岩 徐江峰 石磊 李伟刚 王西亚 刘晓伟 王学伟 于 2021-10-20 设计创作，主要内容包括：本申请涉及建筑施工的技术领域,尤其是涉及可周转折叠式节能楼梯,其包括安装臂、踏板、踢板和连接件,所述安装臂平行设置两根,所述踏板和踢板于两根安装臂之间交替设置多块,所述连接件包括连接轴和转接件,所述连接轴连接相邻所述踏板和踢板,所述转接件控制相邻所述踏板和踢板转动且转动角度不超过90度,靠近安装臂其中一端的连接轴与安装臂固接。本申请具有便于楼梯周转的效果。(The utility model belongs to the technical field of the technique of construction and specifically relates to a can have enough to meet need foldable energy-conserving stair, it is including installation arm, footboard, kickplate and connecting piece, installation arm parallel arrangement is two, footboard and kickplate set up the polylith between two installation arms in turn, the connecting piece includes connecting axle and adaptor, the connecting axle is connected adjacently footboard and kickplate, adaptor control is adjacent footboard and kickplate rotate and turned angle and do not exceed 90 degrees, are close to the connecting axle and the installation arm rigid coupling of installation arm wherein one end. This application has the effect of the stair turnover of being convenient for.)

1. Can have enough to meet need foldable energy-conserving stair, its characterized in that: including installation arm (1), footboard (2), kickplate (3) and connecting piece (4), installation arm (1) parallel arrangement is two, footboard (2) and kickplate (3) set up the polylith in turn between two installation arms (1), and are adjacent footboard (2) and kickplate (3) rotate through connecting piece (4) and are connected, connecting piece (4) are still controlled adjacently the turned angle of footboard (2) and kickplate (3) is no longer than 90 degrees, is close to installation arm (1) connecting piece (4) and installation arm (1) rigid coupling of one end wherein.

2. A turnaround foldable energy saving staircase as claimed in claim 1, wherein: the connecting piece (4) comprises a connecting shaft (41), a first adapter (42) and a second adapter (43), the connecting shaft (41) close to one end of the mounting arm (1) is fixedly connected with the mounting arm (1), the rest connecting shafts (41) are in sliding connection with the mounting arm (1), the first adapter (42) comprises a rotating head (421) and a boss (422) fixedly connected to one side of the rotating head (421), at least one rotating head (421) is arranged on the pedal (2) and the kick plate (3), the bosses (422) are circumferentially distributed along the rotating head (421), the distribution angle of the bosses is 135 degrees, the rotating head (421) is sleeved on the connecting shaft (41), and the bosses (422) on the pedal (2) and the kick plate (3) are arranged in a coplanar manner; the second adaptor (43) comprises a rotating ring (431) and a limiting block (432) fixedly connected to the rotating ring (431), wherein the rotating ring (431) is fixedly connected to at least one side of the pedal (2) and the kick plate (3) opposite to the connecting shaft (41), the rotating ring (431) on the pedal (2) and the kick plate (3) are coaxially and rotatably connected, and the moving paths of the limiting blocks (432) on the rotating ring (431) are overlapped.

3. A turnaround foldable energy saving staircase as claimed in claim 2, wherein: the mounting arm (1) is provided with a sliding groove, two ends of the connecting shaft (41) are fixedly connected with rollers (411), and the rollers (411) roll in the sliding groove.

4. A turnaround foldable energy saving staircase as claimed in claim 3, wherein: installation arm (1) includes fixed arm (11) and digging arm (12), digging arm (12) sliding connection is on fixed arm (11), set up threaded hole on fixed arm (11), fixed orifices (121) have been seted up respectively at digging arm (12) both ends, the spout is seted up on fixed arm (11) and digging arm (12) and the spout on fixed arm (11) and digging arm (12) is linked together.

5. A turnaround foldable energy saving staircase as claimed in claim 1, wherein: one end of the mounting arm (1) fixedly connected with the connecting piece (4) is integrally formed with a hook (14).

6. A turnaround foldable energy saving staircase as claimed in claim 1, wherein: and a chamfer (6) with the inclination of 45 degrees is machined at the edge between the adjacent pedal (2) and the adjacent kick plate (3).

7. A turnaround foldable energy saving staircase as claimed in claim 1, wherein: the surfaces of the pedal (2) and the kickplate (3) are printed with anti-skid lines.

8. A turnaround foldable energy saving staircase as claimed in claim 1, wherein: the mounting arm (1), the pedal (2) and the kickplate (3) are all made of alloy materials.

Technical Field

The application relates to the technical field of building construction facilities, in particular to a foldable energy-saving stair capable of being circulated.

Background

A safe passage is a common facility in buildings, which is mainly used for emergency evacuation of people in case of an emergency.

At present, the safe passage stair in the building are mostly erected by using steel pipes, templates and the like, when the safe passage stair is turned over, the safe passage stair needs to be dismantled and then reassembled and erected, the process is time-consuming and labor-consuming, and inconvenience exists.

Disclosure of Invention

In order to facilitate the turnover of the stairs, the application provides a turnover foldable energy-saving stair.

The application provides a can have enough to meet need foldable energy-conserving stair adopt following technical scheme:

can have enough to meet need foldable energy-conserving stair, including installation arm, footboard, kickplate and connecting piece, installation arm parallel arrangement is two, footboard and kickplate set up the polylith in turn between two installation arms, and are adjacent footboard and kickplate pass through the connecting piece and rotate the connection, the connecting piece still control adjacent the turned angle of footboard and kickplate is no longer than 90 degrees, is close to the connecting piece and the installation arm rigid coupling of installation arm one end wherein.

By adopting the technical scheme, when the stair is used, the stair is firstly put at the position to be applied, and the stair is positioned at the end, fixed by the connecting shaft and the mounting arm, of the connecting shaft and faces upwards, at the moment, the pedals and the kick plates can be completely unfolded under the action of gravity, meanwhile, under the action of the connecting piece, the adjacent pedals and the kick plates can be in a vertical state after being unfolded, and the stair in the state can be applied; after finishing using, only need take off stair earlier, then lie in connecting axle and the fixed one end of installation arm down with stair, the same under the action of gravity, can receive automatically between adjacent footboard and the kickplate and close to the state that is parallel to each other, follow-up accomodating place or have enough to meet the need, this stair are used conveniently, save space, single can accomplish the turnover, the manpower is practiced thrift, compare among the conventional art stair need repeatedly set up, this stair can be great degree reduce the material waste, the consumption of the energy can be saved and the resource, use widely is more environmental protection.

Preferably, the connecting piece comprises a connecting shaft, a first adapter piece and a second adapter piece, the connecting shaft close to one end of the mounting arm is fixedly connected with the mounting arm, the other connecting shafts are connected with the mounting arm in a sliding manner, the first adapter piece comprises a rotating head and a boss fixedly connected to one side of the rotating head, at least one rotating head is arranged on the pedal and the kickplate, the bosses are distributed along the circumferential direction of the rotating head and have a distribution angle of 135 degrees, the rotating head is sleeved on the connecting shaft, and the bosses on the pedal and the kickplate are arranged in a coplanar manner; the second adaptor comprises a rotating ring and a limiting block fixedly connected to the rotating ring, wherein the rotating ring is fixedly connected with at least one side of the pedal and the kickplate opposite to the connecting shaft, the rotating ring is adjacent to the pedal and the kickplate, the rotating ring is coaxially and rotatably connected with the pedal and the kickplate, and the moving paths of the limiting blocks on the rotating ring are coaxial and coincide.

Through adopting above-mentioned technical scheme, stair are when expanding and receipts are closed, the connecting axle can be followed the installation arm and slided, thereby make the expansion of stair and receive to close more stably, upset between adjacent footboard and the kickplate can be realized to first adaptor and second adaptor, the restriction to rotation angle between adjacent footboard and the kickplate can then be realized to the stopper on the boss of turning round and the change, thereby realize that stair can be in the vertical state with the kickplate when expanding to use, footboard and kickplate can be in the parallel state when receiving, can improve the completeness that stair were received like this, further reduce the space after stair were received and occupy.

Preferably, the mounting arm is provided with a sliding groove, two ends of the connecting shaft are fixedly connected with rollers, and the rollers roll in the sliding groove.

Through adopting above-mentioned technical scheme, the setting up of running roller can become rolling friction with the sliding friction between connecting axle and the installation arm to reduce the friction loss between connecting axle and the installation arm, increase the life of connecting axle, the smooth and easy degree when also can improve the connecting axle simultaneously and slide along the installation arm.

Preferably, the installation arm includes fixed arm and digging arm, the digging arm sliding connection is on the fixed arm, threaded hole has been seted up on the fixed arm, the fixed orifices has been seted up respectively at the digging arm both ends, the spout is seted up on fixed arm and digging arm and the spout on fixed arm and digging arm is linked together.

Through adopting above-mentioned technical scheme, the digging arm slides to fixed orifices and screw hole coincidence back on the fixed arm, and usable bolt passes fixed orifices screw in screw hole to realize the fixed of digging arm and fixed arm, fixed arm and digging arm adopt this structure can realize the flexible of installation arm, thereby the folding of the stair of further being convenient for is accomodate and has enough to meet the need.

Preferably, one end of the mounting arm fixedly connected with the connecting piece is integrally formed with a hook.

By adopting the technical scheme, when the stair is used, the hook can be clamped with the application part, so that the stair can be conveniently erected and applied.

Preferably, the edge between the adjacent pedal and the kickplate is processed with a chamfer with an inclination of 45 degrees.

Through adopting above-mentioned technical scheme, when footboard and kickplate are perpendicular, border between them just laminates to make the border contact between adjacent footboard and the kickplate inseparabler, simultaneously, the footboard and the kickplate of inseparable laminating can also help the connecting piece to share and bear, then increase the life of first adaptor and second adaptor.

Preferably, the surfaces of the pedal and the kickplate are printed with anti-skid lines.

Through adopting above-mentioned technical scheme, the frictional force of multiplicable footboard of antiskid line and kickplate improves the security when stair are used.

Preferably, the mounting arm, the pedal and the kickplate are made of alloy materials.

By adopting the technical scheme, the alloy material has light weight, high strength and low price, and is more convenient for application and turnover of the stairs.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the stair can be folded and stored, is convenient to apply, saves space, can be turned over by a single person, saves manpower, can reduce material waste to a greater extent, saves energy and resource consumption, and is more environment-friendly to popularize and use compared with the traditional technology in which the stair needs to be repeatedly erected;

2. when the stair is unfolded and folded, the connecting shaft can slide along the mounting arm, so that the stair is more stably unfolded and folded, the first adapter piece and the second adapter piece can realize the turnover between the adjacent pedals and the kickplates, the bosses on the turnheads and the limiting blocks on the turnrings can realize the limitation of the turnover angle between the adjacent pedals and the kickplates, so that the pedals and the kickplates can be in a vertical state when the stair is unfolded and applied, and the pedals and the kickplates can be in a parallel state when the stair is folded, the folding completeness of the stair can be improved, and the space occupation of the folded stair is further reduced;

3. through the chamfer of the border processing between adjacent footboard and kickplate, when footboard and kickplate are perpendicular, the border of footboard and kickplate just laminates to make the border contact between adjacent footboard and the kickplate inseparabler, simultaneously, the footboard and the kickplate of inseparable laminating can also help the connecting piece to share and bear, then increase the life of first adaptor and second adaptor.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the installation of the first adapter on the kick plate in the embodiment of the present application.

Fig. 3 is a schematic view of the installation of the first adapter on the pedal in the embodiment of the present application.

Fig. 4 is a schematic view of a mounting structure of a second adaptor in an embodiment of the present application.

Fig. 5 is a folding state diagram of the staircase in the embodiment of the present application.

Fig. 6 is a partially enlarged view of a portion a in fig. 5.

Description of reference numerals: 1. mounting an arm; 11. a fixed arm; 12. a movable arm; 121. a fixing hole; 13. a sliding port; 14. hooking; 2. a pedal; 3. a kickplate; 4. a connecting member; 41. a connecting shaft; 411. a roller; 42. a first transfer member; 421. turning the head; 422. a boss; 43. a second adaptor; 431. rotating the ring; 432. a limiting block; 433. a pin shaft; 434. a baffle plate; 5. a let position port; 6. and (6) chamfering.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Examples

The embodiment of the application discloses turnover foldable energy-saving stairs, and the stairs comprise a mounting arm 1, a pedal 2, a kickplate 3 and a connecting piece 4, and refer to fig. 1.

Referring to fig. 1, installation arm 1 parallel is equipped with two, this place is used for holistic bearing of stair and installation, installation arm 1 comprises fixed arm 11 and movable arm 12 two parts, fixed arm 11 and movable arm 12 are the tubular structure, movable arm 12 cover is established in the outside of fixed arm 11 and can be followed fixed arm 11 and slided, in order to realize the flexible of installation arm 1, one side that two fixed arms 11 deviate from mutually is close to one end wherein and has seted up the screw hole, one side that two movable arms 12 deviate from mutually is close to both ends and has all seted up fixed orifices 121, when movable arm 12 slides to fixed orifices 121 and screw hole coincide, usable bolt passes screw in screw hole behind fixed orifices 121, in order to realize that movable arm 12 is fixed after fixed arm 11 slides.

All seted up smooth mouthful 13 along length direction on the relative lateral wall of two installation arms 1, smooth mouthful 13 can be used to footboard 2 and kickplate 3 and the erection joint between the installation arm 1.

The tread 2 and the kick plate 3 are used as the application main body of the stair, and a plurality of blocks are alternately arranged between the two mounting arms 1 and are connected through the connecting piece 4.

Referring to fig. 1 and 2, the connecting member 4 includes a connecting shaft 41, a first adapter 42 and a second adapter 43, a plurality of connecting shafts 41 are disposed between the two mounting arms 1, rollers 411 are coaxially and fixedly connected to both ends of each connecting shaft 41, the rollers 411 are disposed in the mounting arms 1 after the connecting shafts 41 pass through the sliding opening 13, and the rollers 411 can drive the connecting shafts 41 to roll along the length direction of the mounting arms 1.

Referring to fig. 2 and 3, the first adaptor 42 is used for adapting between the pedal 2 and the kick plate 3 and the connecting shaft 41, and includes a swivel 421 and a boss 422 disposed on one side of the swivel 421, the swivel 421 is a circular cylinder, the boss 422 is integrally formed at one end of the swivel 421 and circumferentially distributed along the swivel 421, a distribution angle of the boss 422 along the swivel 421 is 135 degrees, two clearance openings 5 are disposed at intervals on adjacent sides of the pedal 2 and the kick plate 3, one end of each clearance opening 5 is fixedly connected with the first adaptor 42, when the pedal 2 and the kick plate 3 are mounted, the clearance openings 5 of the pedal 2 and the kick plate 3 are opposite, the swivel 421 of each first adaptor 42 on the pedal 2 and the kick plate 3 are respectively sleeved on the connecting shaft 41 and the swivel 421 is in clearance fit with the connecting shaft 41, and the bosses 422 on the pedal 2 and the kick plate 3 are disposed in a coplanar manner so as to limit an included angle between the pedal 2 and the kick plate 3 after rotation to be 90 degrees at most.

Referring to fig. 1 and 4, the second adaptor 43 is used for the adaptor of the pedal 2 and the kick plate 3 away from one side of the adaptor shaft, and includes a swivel 431, a limiting block 432 and a pin 433, the swivel 431 is a circular cylinder, two sides of the pedal 2 and the kick plate 3 away from the connecting shaft 41 are fixedly connected at intervals, the pedal 2 and the kick plate 3 are both tangent to the peripheral wall of the swivel 431, the limiting block 432 is integrally formed on the peripheral wall of the swivel 431 and axially protrudes a part along the swivel 431, the swivel 431 on the pedal 2 and the kick plate 3 are coaxial, the pin 433 axially penetrates through the two adjacent swivel 431 between the pedal 2 and the kick plate 3, the pin 433 is in clearance connection with the swivel 431 on the pedal 2 and the kick plate 3, and two ends of the pin 433 are fixedly connected with a blocking piece 434 respectively, so as to prevent the pin 433 from falling off from the swivel 431.

Referring to fig. 5 and 6, when the pedal 2 and the kick plate 3 are rotated to be perpendicular to each other, the limiting blocks 432 on the pedal 2 and the kick plate 3 are just abutted against each other, so that the maximum included angle between the pedal 2 and the kick plate 3 far away from the connecting shaft 41 is 90 degrees.

Referring to fig. 1, when the stair is used, the stair is firstly put at a position to be used, the stair is positioned at one end of a connecting shaft 41 fixed with a mounting arm 1 and faces upwards, then the movable arm 12 is pulled to enable the mounting arm 1 to be in an extended state, the movable arm 12 is fastened on a fixed arm 11 through bolts, the connecting shaft 41 can roll along a sliding opening 13 under the action of gravity when the movable arm 12 is pulled, so that a pedal 2 and a kickplate 3 are completely unfolded, meanwhile, under the action of a first adapter 42 and a second adapter 43, the adjacent pedal 2 and the kickplate 3 are in a vertical state after being unfolded, and the stair in the state can be used.

Referring to fig. 5, after the stair is completely used, the stair is taken down, then the bolt between the movable arm 12 and the fixed arm 11 is screwed down, then the stair is positioned at one end of the connecting shaft 41 fixed with the mounting arm 1 and faces downwards, under the action of gravity, the adjacent pedals 2 and the kick plates 3 can be automatically folded to be in a parallel state, then the movable arm 12 is pushed onto the fixed arm 11 to enable the mounting arm 1 to be in a telescopic state, and the movable arm 12 is fastened on the fixed arm 11 through the bolt to complete folding and storage of the stair.

Referring to fig. 1, in order to facilitate the erection of the stairs, a hook 14 may be respectively disposed at one end of each of the two fixed arms 11 near the fixed connection member 4, and the hook 14 and the fixed arms 11 are integrally formed, so that when in use, the hook 14 and the application portion can be clamped, thereby facilitating the erection of the stairs.

Referring to fig. 1 and 6, in order to make the edge contact between the adjacent step 2 and the kick plate 3 more tight, there may be further provided: the equal machine-shaping gradient in border of adjacent footboard 2 and kickplate 3 is chamfer 6 of 45 degrees, and when footboard 2 and kickplate 3 were perpendicular, border between them just laminated to make the border contact between adjacent footboard 2 and the kickplate 3 inseparabler, simultaneously, footboard 2 and the kickplate 3 of inseparable laminating can also help first adaptor 42 and second adaptor 43 to share and bear, then increase the life of first adaptor 42 and second adaptor 43.

In order to improve the safety of the stair in application, anti-slip lines can be printed on the surfaces of the pedal 2 and the kick plate 3 to increase the friction force of the pedal 2 and the kick plate 3.

It should be noted that, when the staircase in the embodiment of the present application is popularized and manufactured, the installation number of the tread plates 2 and the kick plates 3 can be set according to the actual application requirements.

In addition, the whole stair can adopt light-weight high-strength materials, such as titanium-aluminum alloy, magnesium-aluminum alloy and the like, and the materials are light in weight, high in strength and low in price, so that the stair is very suitable for the turnover stair.

The implementation principle of the foldable energy-saving stair capable of being turned over is as follows: when the folding stair is used, the stair is erected through the hook 14, then the stair is unfolded and applied, the stair can be taken down and folded after use, occupied space is reduced when the folding stair is not used, and meanwhile the folding stair is convenient to turnover.

Adopt this embodiment, this stair is collapsible to be accomodate, uses conveniently, saves space, and the turnover can be accomplished to single, practices thrift the manpower, compares that the stair need be repeated to set up among the conventional art, and this stair can be the waste of the reduction material of great degree, and the consumption of the energy can be saved and the resource is used widely environmental protection more.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.