CN109296150B

CN109296150B - Emergency staircase

Info

Publication number: CN109296150B
Application number: CN201811289361.7A
Authority: CN
Inventors: 杨浩
Original assignee: Taizhou Luqiao High Precision Mould Factory
Current assignee: Taizhou Luqiao high precision mould factory
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2020-08-11
Anticipated expiration: 2038-10-31
Also published as: CN109296150A

Abstract

The invention discloses an emergency stair which comprises a stair body, wherein a plurality of vertically arranged first connecting plates and horizontally arranged second connecting plates corresponding to the first connecting plates are rotatably connected to the stair body. When an emergency occurs, people can quickly go downstairs, each step is provided with a control mechanism, an insulating pressing plate has an anti-skidding effect, the conductive blocks cut magnetic induction lines to generate electricity, then a motor is powered, when the motor works, the motor drives a first threaded rod to rotate, a second threaded rod is driven to rotate through a connecting mechanism, the first threaded block and the second threaded block move, and therefore the first connecting plate and the second connecting plate on each step rotate through an adjusting mechanism until the first connecting plate and the second connecting plate are located on the same horizontal plane, and people with inconvenient lower limbs sit on the wheelchair and move downwards through the gradient formed by the first connecting plate and the second connecting plate.

Description

Emergency staircase

Technical Field

The invention relates to the technical field of living equipment, in particular to an emergency stair.

Background

Stairs are a convenient means for people to go up, and are an essential part in high-rise buildings such as hospitals and communities. However, in emergency situations, such as earthquake and power failure, people can only leave downwards through stairs, but people with inconvenient lower limbs cannot escape through the stairs because the people are inconvenient to go downwards.

Disclosure of Invention

The invention aims to solve the problem that the stairs are inconvenient to use for people with disabled lower limbs in the prior art, and provides an emergency stair.

In order to achieve the purpose, the invention adopts the following technical scheme:

a stair for emergency use comprises a stair body, wherein a plurality of vertically arranged first connecting plates and a horizontally arranged second connecting plate corresponding to the first connecting plates are rotatably connected to the stair body, a plurality of control mechanisms are arranged on two sides of the second connecting plates, a first cavity and a second cavity are arranged in the stair body, the first cavity is positioned under the second cavity, a motor is fixedly connected to the inner top of the first cavity, a vertically arranged first threaded rod is fixedly connected to the output end of the motor, the top of the first threaded rod penetrates through the inner top of the first cavity and is rotatably connected with the inner top of the second cavity, a first threaded block corresponding to the first connecting plate is sleeved on the first threaded rod in a threaded manner, a mounting groove corresponding to the second connecting plate is arranged on the inner side wall of the second cavity, and the mounting groove is positioned under the second connecting plate, the first threaded rod is connected with a horizontally arranged second threaded rod through a connecting mechanism, a second threaded block is sleeved on the second threaded rod in a threaded manner, and the first threaded block and the second threaded block are respectively connected with the first connecting plate and the second connecting plate through adjusting mechanisms.

Preferably, control mechanism includes the insulating suppression piece of sliding connection on the stair body, stair body top is equipped with the chamber of accomodating that corresponds with insulating suppression piece, accomodate the equal fixedly connected with magnet layer of both sides inside wall in chamber, two one side magnetism that the magnet layer is relative is opposite, the bottom of insulating suppression piece runs through stair body and fixedly connected with insulation board, just the insulation board is located accomodate the intracavity, the lateral wall cover of insulating suppression piece is equipped with the spring, the both ends of spring respectively with accomodate the interior top in chamber and the top fixed connection of insulation board, the bottom fixedly connected with conducting block of insulation board.

Preferably, the connecting mechanism comprises a first helical gear fixedly sleeved on the outer side wall of the first threaded rod, and one end of the second threaded rod, which is close to the first helical gear, is fixedly connected with a second helical gear.

Preferably, adjustment mechanism is including adjusting the pole, the inside wall of second cavity and the inside wall of mounting groove all are equipped with the expansion joint that corresponds with adjusting the pole, equal fixedly connected with and the mount pad that adjusts the pole tip and correspond on first thread piece, second thread piece, first connecting plate and the second connecting plate, mount pad inside wall fixedly connected with rotation axis, the tip of adjusting the pole rotates and cup joints on the lateral wall of rotation axis.

The invention has the beneficial effects that:

1. when an emergency occurs, people can quickly go downstairs, each step is provided with a control mechanism, the insulating pressing plate has an anti-skidding effect, the conductive block is used for cutting the magnetic induction lines to generate electricity, and then the subsequent motor is powered;

2. the motor during operation will drive the rotation of first threaded rod, and then drives the rotation of second threaded rod through coupling mechanism for the motion of first thread piece and second thread piece, thereby make first connecting plate and second connecting plate on every step rotate through adjustment mechanism, until first connecting plate and second connecting plate are located same horizontal plane, the inconvenient crowd of low limbs sits the slope downstream that forms through first connecting plate and second connecting plate on the wheelchair like this.

Drawings

Fig. 1 is a schematic structural view of an emergency staircase according to the present invention;

FIG. 2 is a view from the direction A-A in FIG. 1;

FIG. 3 is a view from the direction B-B in FIG. 1;

fig. 4 is an enlarged view at C in fig. 3.

In the figure: the stair comprises a stair body 1, a first connecting plate 2, a second connecting plate 3, a motor 4, a first threaded rod 5, a first threaded block 6, a connecting mechanism 7, a first helical gear 71, a second helical gear 72, a second threaded rod 8, a second threaded block 9, an adjusting mechanism 10, an adjusting rod 101, a mounting seat 102, a control mechanism 11, an insulating pressing block 111, an insulating plate 112, a spring 113, a conductive block 114 and a magnet layer 115.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, an emergency staircase comprises a staircase body 1, wherein the staircase body 1 is rotatably connected with a plurality of vertically arranged first connecting plates 2 and horizontally arranged second connecting plates 3 corresponding to the first connecting plates 2, wherein the staircase body 1 is provided with mounting grooves corresponding to the second connecting plates 3 and the first connecting plates 2, the inner side walls of the mounting grooves are fixedly connected with a placing shaft, the second connecting plates 3 and the first connecting plates 2 are rotatably sleeved on the placing shaft, so that the second connecting plates 3 and the first connecting plates 2 can rotate conveniently, both sides of the second connecting plates 3 are provided with a plurality of control mechanisms 11, each control mechanism 11 comprises an insulating abutting block 111 slidably connected on the staircase body 1, the top of the staircase body 1 is provided with a containing cavity corresponding to the insulating abutting block 111, both inner side walls of both sides of the containing cavity are fixedly connected with magnet layers 115, the opposite sides of the two magnet layers 115 have opposite magnetism, the bottom of the insulating pressing block 111 penetrates through the stair body 1 and is fixedly connected with an insulating plate 112, and the insulating board 112 is located in the receiving cavity, the outer sidewall of the insulating press-against block 111 is sleeved with the spring 113, two ends of the spring 113 are respectively and fixedly connected with the inner top of the receiving cavity and the top of the insulating board 112, the bottom of the insulating board 112 is fixedly connected with the conductive block 114, so that the crowd can continuously step on the insulating press-against block 111 when going downstairs in emergency, and in turn, the conductive block 114 is moved up and down back and forth, in conjunction with the action of the spring 113, such that the conductive block 114 cuts the magnetic induction lines between the two magnet layers 115, and then, the electricity is generated through each step of the crowd, so that the power is supplied to the following motor 4, the motor 4 is driven to work, and people can slip down the building to cause accidents, and the insulating abutting block 111 has a limiting effect and thus plays a role in skid resistance.

Further, this internal first cavity and the second cavity of being equipped with of stair, and first cavity is located the second cavity under, the interior top fixedly connected with motor 4 of first cavity, the first threaded rod 5 of the vertical setting of output fixedly connected with of motor 4, the top of first threaded rod 5 runs through the interior top of first cavity and rotates with the interior top of second cavity to be connected, and the first threaded rod 5 goes up the screw and cup joints the first thread piece 6 that corresponds with first connecting plate 2.

Further, the inside wall of second cavity is equipped with the mounting groove that corresponds with second connecting plate 3, and the mounting groove is located the below of second connecting plate 3, first threaded rod 5 is connected with the second threaded rod 8 that the level set up through coupling mechanism 7, coupling mechanism 7 is including fixed first helical gear 71 of cup joint on first threaded rod 5 lateral wall, second threaded rod 8 is close to the one end fixedly connected with second helical gear 72 of first helical gear 71, make first helical gear 71 rotate along with the rotation of first threaded rod 8 like this, thereby drive the rotation of second threaded rod 8 through the meshing of second helical gear 72 with first helical gear, be convenient for like this later drive the rotation of first connecting plate 2 and second connecting plate 3, and then form a step.

Furthermore, a second threaded block 9 is sleeved on the second threaded rod 8 in a threaded manner, the first threaded block 6 and the second threaded block 9 are respectively connected with the first connecting plate 2 and the second connecting plate 3 through an adjusting mechanism 10, the adjusting mechanism 10 comprises an adjusting rod 101, the inner side wall of the second cavity and the inner side wall of the mounting groove are respectively provided with a movable opening corresponding to the adjusting rod 101, the first threaded block 6, the second threaded block 9, the first connecting plate 2 and the second connecting plate 3 are respectively and fixedly connected with a mounting seat 102 corresponding to the end part of the adjusting rod 101, the inner side wall of the mounting seat 102 is fixedly connected with a rotating shaft, the end part of the adjusting rod 101 is rotatably sleeved on the outer side wall of the rotating shaft, so that the first connecting plate 2 and the second connecting plate 3 are relatively rotated by the action of the adjusting mechanism 10, thereby make every step all form a same slope, the crowd of the inconvenience of low limbs of being convenient for like this moves through wheelchair is down.

In the invention, when an emergency occurs, people escape downwards through steps, and people continuously escape downwards along with the people, the insulating press block 111 is continuously stepped on, so that the conductive block 114 continuously cuts magnetic induction lines to generate electricity, the motor 4 is conveniently supplied with electricity, the motor 4 drives the first threaded rod 5 to rotate, the first threaded block 6 moves upwards, the first threaded rod 5 also drives the first helical gear 71 to rotate, the second helical gear 72 drives the second threaded rod 8 to rotate, the second threaded block 9 moves forwards, the first threaded block 6 and the second threaded block 9 push the first connecting plate 2 and the first connecting plate 3 to rotate relatively through the adjusting rod 101 until the first connecting plate 2 and the first connecting plate 3 are positioned on the same plane, and people with disabled lower limbs sit on a wheelchair, the first link plate 2 and the first link plate 3 inclined by each step move downward.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A stair for emergency use comprises a stair body (1), and is characterized in that the stair body (1) is rotatably connected with a plurality of vertically arranged first connecting plates (2) and horizontally arranged second connecting plates (3) corresponding to the first connecting plates (2), and a plurality of control mechanisms (11) are arranged on two sides of each second connecting plate (3); a first cavity and a second cavity are arranged in the stair body (1), the first cavity is located right below the second cavity, a motor (4) is fixedly connected to the inner top of the first cavity, a vertically arranged first threaded rod (5) is fixedly connected to the output end of the motor (4), the top of the first threaded rod (5) penetrates through the inner top of the first cavity and is rotatably connected with the inner top of the second cavity, and a first threaded block (6) corresponding to the first connecting plate (2) is sleeved on the first threaded rod (5) in a threaded manner; the inner side wall of the second cavity is provided with a mounting groove corresponding to the second connecting plate (3), the mounting groove is positioned below the second connecting plate (3), the first threaded rod (5) is connected with a second threaded rod (8) horizontally arranged through a connecting mechanism (7), a second threaded block (9) is sleeved on the second threaded rod (8) in a threaded manner, the first threaded block (6) and the second threaded block (9) are respectively connected with the first connecting plate (2) and the second connecting plate (3) through an adjusting mechanism (10), the control mechanism (11) comprises an insulating abutting block (111) slidably connected to the stair body (1), the top of the stair body (1) is provided with a containing cavity corresponding to the insulating abutting block (111), the inner side walls on the two sides of the containing cavity are fixedly connected with magnet layers (115), and the two opposite sides of the magnet layers (115) are opposite in magnetism, the bottom of the insulating pressing block (111) penetrates through the stair body (1) and is fixedly connected with an insulating plate (112), the insulating plate (112) is located in the accommodating cavity, a spring (113) is sleeved on the outer side wall of the insulating pressing block (111), two ends of the spring (113) are fixedly connected with the inner top of the accommodating cavity and the top of the insulating plate (112) respectively, a conductive block (114) is fixedly connected with the bottom of the insulating plate (112), the connecting mechanism (7) comprises a first helical gear (71) fixedly sleeved on the outer side wall of the first threaded rod (5), one end, close to the first helical gear (71), of the second threaded rod (8) is fixedly connected with a second helical gear (72), the adjusting mechanism (10) comprises an adjusting rod (101), the inner side wall of the second cavity and the inner side wall of the mounting groove are both provided with movable openings corresponding to the adjusting rod (101, equal fixedly connected with and the mount pad (102) that adjust pole (101) tip and correspond on first screw thread piece (6), second screw thread piece (9), first connecting plate (2) and second connecting plate (3), mount pad (102) inside wall fixedly connected with rotation axis, the tip of adjusting pole (101) rotates and cup joints on the lateral wall of rotation axis.