KR102060087B1 - Variable type stairway equipped with elevator - Google Patents

Abstract

The present invention is slidably installed between the upper floor and the lower floor of the building, when moving forward to the outside of the storage space is a plurality of stacked to form a staircase that can be climbed by the user, and back to the inside of the storage space and inserted into the upper floor and A plurality of variable blocks providing an operating space in which lifts are raised or lowered between lower layers; A first driving part which moves the variable block forward or backward to the outside or the inside of the storage space; A lifting panel seated on a bottom surface of the lower floor, wherein the variable block is slidably supported when the variable block protrudes outside the storage space, and a user panel that can be boarded by the user when the variable block is inserted into the storage space; A second driving part which raises the lifting panel to the bottom of the upper floor and lowers the lifting panel to the bottom of the lower floor; A plurality of safety railings provided at both ends of the elevating panel and provided with a handrail of the stairs when the variable block forms a step shape, and a handrail of the elevator when the elevating panel is raised or lowered; The degree of inclination of the safety rail according to the position of the lifting panel is linked to the lifting movement of the lifting panel so that a user climbing the stairs along the variable block or boarding the lifting panel can hold the safety railing by hand. Height adjusting unit for adjusting; A screen member provided to be opened and closed at the end of the plurality of safety railings to prevent the user from falling into the opening between the safety railings when the lifting panel is raised or lowered; A power transmission unit converting and reversing the backward movement of the variable block into the closing operation of the screen member; And a mounting part for maintaining the closed state of the screen member when the screen member is closed by the operation of the power transmission unit and opening the screen member when the user gets off from the lifting panel.

Description

Variable Stairs with Elevators {VARIABLE TYPE STAIRWAY EQUIPPED WITH ELEVATOR}

The present invention relates to a variable staircase having an elevator, and more particularly, a step that can be climbed by a general person who is free to walk, and a lift that can be used by a disabled person or an elderly person can be selected and used. The conversion operation can be easily carried out, and relates to a variable staircase provided with an elevator that can prevent a safety accident that the user falls when using the elevator.

In general, stairs are floors made on buildings or slopes for people to climb up and down, and a vertical wall plate and a horizontal stepping plate are repeatedly formed, and a stepping plate has a non-slip, non-slip means for preventing slipping. It is fixed to the upper surface, the handrail is formed on the side end having a handrail handle is made of a structure to prevent the fall of the pedestrian.

However, the stairs of such a structure have a problem in that it is inconvenient for a disabled person or an infant because a disabled person in a wheelchair or a small infant cannot pass.

In order to solve this problem, a building is installed around a stairway in addition to the stairway to encourage the elderly and the disabled to use it.However, in order to install a lift, there is a financial burden that requires a large additional cost. There was a problem that the elevator can not be used as an evacuation site in an emergency such as a fire.

In order to solve this problem, Korean Patent No. 10-0883313 discloses a construction staircase structure for a disabled person and an infant.

The construction stair structure for the disabled and the infant, the construction stair structure for the infant, is fixed to the stair railing and fixed by the handrail frame for hinge fixing the inclined staircase, and the staircase in the hinge rail is stored as vertical standing if necessary In the construction staircase structure for the disabled and infants with the inclined staircase seated on the upper surface, the fixed railing frame is formed with a railing pillar which is a rectangular tube fixed to the railing of the staircase, but the bottom side is in contact with the horizontal surface of the stairs and the railing wall respectively. The left and right bending support plates are vertically bent with bolt holes into which the fastening bolts are inserted into the shape, and the fastening rings protruding the upper and lower insertion bars are inclined to the left and right sides according to the inclination of the stairs at the middle part and the upper part of the railing column. Handrail bars are connected to the upper and lower insertion bars by force fittings. The elastic fixing bar is formed, but the upper end of the elastic fixing bar is formed in the shape of the bending bent to be bent vertically, the bottom of the locking bent is formed with a vertical insertion bar extending to the lower side, the pull lever protrudes on the outside of the upper end of the railing holding An elastic fixing bar is provided with a fixed cap that prevents the spring from being lifted up and down, and the inclined staircase plate has a plurality of perforations and is a plate of a predetermined thickness seated on the upper surface of the staircase. It has a connection bar fastened and fixed according to, the shaft is coupled by a hinge pin, one end is fixed to the connection bar and the other end is fixed to the body to form a hinge for rotating the body, the vertical insertion of the elastic fixing bar in the vertical storage by the hinge An insertion fixing groove into which the bar is inserted is formed at the inner end surface, and has a handle groove at the inner center tip and, if necessary, By an adhesive preparation is made it is seated by its own weight on the upper surface of the staircase.

However, the inclined staircases are rotated on the railings when necessary to allow wheelchairs and infants with disabilities to climb up and down conveniently.However, the inclined staircases can cause wheelchairs and toddlers to slip, In order to prevent slipping up and down, you have to hold the handrail with great force, and there is a problem that the force enters the ankle area.

Since the bottom of the inclined staircase is supported at the edge of the staircase, the bending deformation of the inclined staircase occurs and there is also a problem that is aesthetically unfavorable.

Safety stair lift device has been developed to solve the above problems, the stair lift device according to the prior art, a drive motor, a plurality of sprockets and chains receiving a drive force from the drive motor, and installed in each sprocket to transfer the drive force A plurality of receiving shafts, connected to the driving shafts, each of which is installed on both sides, and has a threaded shaft formed in opposite directions along the outer circumferential surface, and is assembled to each screw shaft, and is threaded along the inner circumferential surface so as to rotate in engagement with the screw shaft. The rotating body is moved in conjunction with the movement of the rotating body, the roller is mounted at both ends, and includes a plurality of rotating bars to move in the vertical direction around the hinge axis, drive shaft, screw shaft, rotating body, Rotating bar is installed on each step individually, and receives the driving force of the drive motor to step up or down each step.

Background art of the present invention is disclosed in Republic of Korea Patent Publication No. 10-1491926 (February 11, 2015, the name of the invention: safety stairs lift device for patients or disabled or infants).

Lift device according to the prior art, because a plurality of links are rotatably connected to elevate the stairs can not reduce the number of parts required for the lifting operation, the connection structure between the parts is complicated to produce the lift device There is a problem that can not save time and money.

In addition, the lift apparatus according to the prior art, because the lifting operation is performed without a separate safety device to prevent the fall of the disabled or the elderly when the lifting operation is performed, the fall accident may occur due to the circumference of the occupant during the lifting operation. There is a problem.

Therefore, there is a need for improvement.

The present invention can be used to select the stairs that can be climbed by ordinary people who are free to walk, and the elevator can be boarded by handicapped people or the elderly, can easily proceed the conversion operation between the stairs and the elevator, the user when using the elevator An object of the present invention is to provide a variable staircase having an elevator that can prevent falling safety accidents.

The present invention is slidably installed between the upper floor and the lower floor of the building, when moving forward to the outside of the storage space is a plurality of stacked to form a staircase that can be climbed by the user, and back to the inside of the storage space and inserted into the upper floor and A plurality of variable blocks providing an operating space in which lifts are raised or lowered between lower layers; A first driving part which moves the variable block forward or backward to the outside or the inside of the storage space; A lifting panel seated on a bottom surface of a lower floor, wherein the variable block is slidably supported when the variable block protrudes outside the storage space, and a user panel that can be boarded by the user when the variable block is inserted into the storage space; A second driving part which raises the lifting panel to the bottom of the upper floor and lowers the lifting panel to the bottom of the lower floor; A plurality of safety railings provided at both ends of the elevating panel and provided with a handrail of the stairs when the variable block forms a step shape, and a handrail of the elevator when the elevating panel is raised or lowered; The degree of inclination of the safety rail according to the position of the lifting panel is linked to the lifting movement of the lifting panel so that a user climbing the stairs along the variable block or boarding the lifting panel can hold the safety railing by hand. Height adjusting unit for adjusting; A screen member provided to be opened and closed at the end of the plurality of safety railings to prevent the user from falling into the opening between the safety railings when the lifting panel is raised or lowered; A power transmission unit converting and reversing the backward movement of the variable block into the closing operation of the screen member; And a mounting part for maintaining the closed state of the screen member when the screen member is closed by the operation of the power transmission unit and opening the screen member when the user gets off from the lifting panel.

In addition, the safety railing of the present invention, the first pillar is fixed to the upright end of the lifting panel; A plurality of second pillars arranged in a plurality of consecutively and slidably penetrating through the elevating panel while maintaining a constant distance from each other to the other end side of the elevating panel from the first pillar; A third pillar disposed upright at the other end of the elevating panel and slidably penetrating the elevating panel to be fixed to the ground; And a connecting rod connecting upper ends of the first pillar, the second pillar, and the third pillar.

In addition, the power transmission unit of the present invention, the gear teeth provided on the bottom surface of the variable block seated on the lifting panel upper surface; A gear member installed to expose a portion of the rear end of the elevating panel so as to be connected to the gear tooth; A drive shaft on which the gear member is installed and rotatably installed on the elevating panel; A drum member installed on the drive shaft; And a wire member wound on the drum member, extending along the elevating panel, bent into the first pillar, and extending to the guide rod of the screen member, wherein the wire member is the other end of the elevating panel. Extends from the drum member disposed at one end side of the elevating panel, the extension direction is bent toward the upper end side of the first pillar member by a first guide roller, and the second guide roller is installed at the upper end of the first pillar. The extension direction is bent toward the lower end of the first pillar is characterized in that it is connected to the guide rod seated on the lifting panel upper surface.

In the variable type staircase provided with the elevator according to the present invention, a plurality of variable blocks are stacked in a step shape, and a plurality of variable blocks are formed by the operation of the first driving part because a first driving part for advancing or reversing each variable block is provided. It is possible to implement a step of connecting the lower floor and the upper floor while moving forward or backward, or to provide an operating space of the lifting panel that moves up and down between the lower and upper floors, so that the stairs and the elevator can be easily converted selectively.

In addition, the variable staircase provided with the elevator according to the present invention can selectively provide a staircase or a lift operating space while advancing or reversing the plurality of variable blocks by the operation of the first driving unit, so that the stairway used by the general public is usually used. In addition, when a disabled person or an elderly person requests a lift operation, the elevator operation space can be provided within a short time, and thus, the general public, the disabled person, and the old person can easily move upstairs.

In addition, the variable staircase provided with the elevator according to the present invention, the safety railing and screen that can prevent the safety accident that the user falls to the outside of the elevating panel when the elevating panel proceeds ascending operation or descending operation by the operation of the second drive unit. Since the member is provided, even if the center of gravity is inclined to the outside of the elevating panel by the user's circumference during the elevating operation or the elevating operation of the elevating panel, it is supported by the safety railing and the screen member to prevent the fall accident.

In addition, the variable staircase provided with the elevator according to the present invention, the safety railing is installed along the inclination of the stairs made of a plurality of variable blocks, the safety railing when the lifting panel is elevated so as to adjust the degree of inclination of the safety railing. When the stairs are provided, the safety rail is inclined in the same or similar direction as the inclination of the stairs, and when the lifting panel is raised, the lifting movement of the lifting panel is transferred to the height adjusting unit. Since the safety railing is disposed to be parallel to the lifting panel, the safety railing and the lifting panel are prevented from interfering with each other, and the safety accident that the user falls from the lifting panel is more effectively prevented.

In addition, the variable staircase provided with the elevator according to the present invention, the variable block is provided with a power transmission unit for converting and transferring the backward movement of the variable block to the upward movement of the screen member when the variable block is reversed by the operation of the first drive unit. When the operation space of the elevating panel is provided by moving backward, the screen member closing the end of the elevating panel is raised by the operation of the power transmission unit, thereby blocking the elevating panel inlet, and the user falls down at intervals between safety rails during the elevating operation. There is an advantage to prevent accidents.

In addition, the variable staircase provided with the elevator according to the present invention, to secure the screen member raised by the operation of the power transmission unit to the safety railing, and to release the restraint of the screen member was mounted on the safety railing when the user descends from the lifting panel. Since the mounting part is provided, it is possible to prevent the fall accident by fixing the raised screen member to the pillar member even when the driving of the power transmission unit is stopped, and by separating the screen member from the pillar member by simple user's operation, the gap between the safety railings is maintained. Since it can be opened, there is an advantage to facilitate the user's convenience.

1 is a perspective view showing a variable staircase having an elevator according to an embodiment of the present invention.
Figure 2 is a side view showing a variable staircase having an elevator according to an embodiment of the present invention.
3 is a view illustrating a safety railing and a height adjusting unit of a variable staircase provided with an elevator according to an embodiment of the present invention.
Figure 4 is a block diagram showing a power transmission unit of a variable staircase having an elevator according to an embodiment of the present invention.
5 is an operating state diagram showing a variable staircase having an elevator according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a variable staircase having an elevator according to the present invention.

In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator.

Therefore, the definitions of these terms should be made based on the contents throughout the specification.

1 is a perspective view showing a variable staircase having a lift according to an embodiment of the present invention, Figure 2 is a side view showing a variable staircase having a lift according to an embodiment of the present invention, Figure 3 is Figure is a view showing the safety railings and height adjustment of the variable stairs provided with an elevator according to an embodiment of the present invention.

In addition, Figure 4 is a block diagram showing the power transmission portion of the variable stairs having a lift according to an embodiment of the present invention, Figure 5 is an operation showing a variable staircase having a lift in accordance with an embodiment of the present invention State diagram.

1 to 5, the variable staircase provided with the elevator according to an embodiment of the present invention is slidably installed between an upper floor and a lower floor of a building, and a plurality of stacks are stacked when they are protruded outside the storage space. A plurality of variable blocks 10 and a variable block 10 are provided to form a staircase shape that a user can climb and provide a working space in which an elevator is lifted or lowered between an upper floor and a lower floor when inserted into a storage space. The first driving unit 12 for advancing or reversing outward or inward of the space and seated on the bottom surface of the lower layer, and the variable block 10 is slidably supported when the variable block 10 protrudes out of the storage space. When the block 10 is inserted into the storage space, the elevating panel 30, which the user can board, and the elevating panel 30 are raised to the bottom of the upper floor, and the lifting panel 30 is lowered. The second driving part 32 for lowering to the bottom surface of the floor, and is provided at both ends of the elevating panel 30, when the variable block 10 forms a step shape provides a handrail of the stairs, the elevating panel 30 is When ascending or descending, a plurality of safety railings 50 for providing a handrail of an elevator, and a user who climbs the stairs along the variable block 10 or boards the lifting panel 30 hold the safety handrail 50 by hand. The height adjusting part 70 and the lifting panel 30 which are linked to the lifting movement of the lifting panel 30 to adjust the degree of inclination of the safety rail 50 according to the position of the lifting panel 30 to move up or down Retraction movement of the screen member 80 and the variable block 10 which are installed to be opened and closed at the ends of the plurality of safety rails 50 to prevent the user from falling into the opening between the plurality of safety rails 50 when descending. To convert the screen member 80 into a closed operation When the screen member 80 is closed by the operation of the power transmission unit 90 and the power transmission unit 90, the screen member 80 is maintained in a closed state, and the screen is displayed when the user gets off the lifting panel 30. It includes a mounting portion 100 that can open the member 80.

Therefore, in operation, the variable block 10 is maintained in a state of being advanced by the operation of the first driving unit 12. The plurality of variable blocks 10 have a variable block 10 having a shorter length toward the upper side and stacked upward. It will provide you with a staircase to walk on.

When the elderly or disabled rise upstairs, the first driving unit 12 may be operated by pressing the operation unit provided at the end of the safety railing 50 after entering the elevating panel 30, and the operation of the first driving unit 12. When the variable block 10 is inserted into the storage space by the operating space is formed long in the vertical direction between the lower floor and the upper floor.

At this time, since the backward movement of the variable block 10 is converted into the upward movement of the screen member 80 by the operation of the power transmission unit 90, the opening between the safety rails 50 is opened by the screen member 80. Blocked, it is possible to prevent the safety accident that the elderly or disabled fall down the elevating panel (30).

Thereafter, the elevating panel 30 is raised by the operation of the second driving unit 32 so that the elderly and the disabled can easily rise upstairs, and after the elevating panel 30 is raised to the same height as the bottom of the upper floor. The user can move from the elevating panel 30 to the bottom floor of the upper floor to proceed with a safe movement.

The safety railing 50 of the present embodiment is fixed to the other end of the first column 52 and the other end of the elevating panel 30 from the first column 52 fixed upright to the edge of one end of the elevating panel 30. The plurality of the plurality of pillars are continuously disposed while maintaining the spacing therebetween, and the plurality of second pillars 54 slidably installed through the elevating panel 30 and the other end of the elevating panel 30 are disposed upright. Connecting column 58 slidably penetrates the panel 30 and is connected to the upper end of the first column 52, the second column 54 and the third column 56 fixed to the ground. ).

The first pillar 52 is formed to be the shortest and is fixed upright by the first fixing panel 72 to the edge of one end of the elevating panel 30, maintaining a constant interval and the plurality of second pillars 54 are elevated It is continuously arranged in a straight line to the other end side of the panel 30, and the 2nd pillar 54 is slidably installed through the lifting panel 30. FIG.

The plurality of second pillars 54 are formed in stepwise lengths toward the other end side of the elevating panel 30, and a stopper 74 is formed at the lower end thereof, such that the second pillars 54 are positioned above the elevating panel 30. To prevent separation.

The third pillar 56 is formed longest and penetrates the lifting panel 30 so as to be fixed to the ground by the second fixing panel 76.

The connecting table 58 simultaneously connects upper ends of the first pillar 52, the plurality of second pillars 54, and the third pillar 56, and the first pillar 52, the second pillar 54, and the third pillar. A hinge portion 78 is provided at an upper end of the pillar 56 to be rotatably connected to the connecting table 58.

One end of the connecting rod 58 is bent and fixed to be parallel to the elevating panel 30 is installed, the connecting rod 58 is inclined arranged in the same or similar to the stairway extending in the upper direction to climb up and down the stairs Allow the user to hold and climb by hand.

The height adjusting part 70 of the present embodiment is provided at the lower end of the first column 52 and fixed to the lifting panel 30, and is provided at the lower end of the second column 54. A stopper 74 for preventing the second pillar 54 from being separated out of the elevating panel 30, a second fixing panel 76 provided at the lower end of the third pillar 56 and fixed to the ground; It includes a hinge portion (78) for rotatably connecting the first column (52) to the third column (56) to the connecting table (58).

Therefore, when the elevating panel 30 is raised by the operation of the second driving unit 32, one end of the connecting table 58 connected to the upper end of the first pillar 52 is raised and the second pillar 54 and the third pillar ( The lifting panel 30 is raised while 56 is slid through the hole formed in the lifting panel 30, and the connecting rod 58 is adjusted at an angle in equilibrium with the lifting panel 30 to raise the lifting panel 30. When the movement is finished, the connecting table 58 is disposed in the horizontal direction in equilibrium with the lifting panel 30.

Therefore, when the user moves outside the elevating panel 30 or boards the elevating panel 30, the user can grab the connecting rod 58 and move in the horizontal direction.

The power transmission unit 90 of the present embodiment, the gear teeth 91 provided on the bottom surface of the variable block 10 seated on the upper surface of the elevating panel 30, and the elevating panel 30 so as to be connected to the gear teeth 91. The gear member 92 is installed to expose a part of the rear end portion, the gear member 92 is installed, the drive shaft 97 is rotatably installed on the elevating panel 30, and the drive shaft 97 It is wound around the drum member 93 and the drum member 93, extends along the elevating panel 30, and is bent and extended into the first pillar 52, and connected to the guide rod 82 of the screen member 80. The wire member 96 is included.

Here, the wire member 96 extends from the drum member 93 disposed at the other end of the elevating panel 30 to the one end side of the elevating panel 30, and the extending direction is first defined by the first guide roller 94. The first pillar 52 is bent to the upper end side, the extension direction is bent toward the lower end of the first pillar 52 by the second guide roller 95 installed on the upper end of the first pillar 52 to the upper surface of the elevating panel 30. It is connected to the guide rod 82 is seated.

Therefore, when the variable block 10 is moved into the storage space by the operation of the first driving unit 12, the gear tooth 91 formed at the bottom of the wall block disposed at the lower end of the plurality of variable blocks 10 is a gear member. When the drum member 93 is rotated by the rotation of the drive shaft 97, the wire member 96 is wound around the drum member 93 while gear 92 is connected to the rack and pinion. While pulling the guide rod (82).

The wire member 96 extends to the upper end of the first pillar 52 by the first guide roller 94 and the second guide roller 95 and is bent downward to be connected to the guide rod 82. When the 96 is pulled, the guide rod 82 is raised upward along the sliding hole portion 52a which is formed to extend in the vertical direction on the circumferential surface of the first pillar 52.

When the upward movement of the guide rod 82 is completed, since the guide rod 82 is maintained by the mounting portion 100 provided at the upper end of the sliding hole 52a, the screen member is raised together with the guide rod 82. 80 closes the opening between the pair of guardrails 50.

Therefore, when the lifting panel 30 is raised or lowered, it is possible to prevent a safety accident that a user who boards the lift panel 30 falls through the opening between the safety railings 50.

In addition, the mounting portion 100 according to the present embodiment, the curved passage 104 is curved when the upper surface of the sliding hole 52a is curved in one direction, and the sliding hole portion 52a opposite to the curved passage 104. Forming a boundary between the seating groove 106 and the curved passageway 104 and the seating groove 106, which is provided in the guide rod 82 to be seated in the seating groove 106 is separated from the curved passageway 104 It includes a hook member 102 to prevent.

Therefore, the guide rod 82, which is raised to the upper end of the sliding hole portion 52a by the tension of the wire member 96, is curved in one direction along the curved passage 104, and then the curved passage 104 connected to the seating groove 106 side. Sliding along the curved surface of the) is moved to the seating groove 106, at this time, the guide rod 82 to move to the seating groove 106 is moved beyond the top of the hook member 102, to the seating groove 106 After being seated, the guide rod 82 is restrained from being separated out of the seating groove 106 by the hook member 102.

As described above, since the guide rod 82 is maintained on the top of the sliding hole 52a by the hook member 102, the screen member 80 opens an opening between the pair of first pillars 52. It will remain closed.

Subsequently, when the lifting or lowering movement of the elevating panel 30 is ended and the user moves out of the elevating panel 30, when the user pulls the guide rod 82 upward and moves to the curved passageway 104, the winding roller ( 84, the screen member 80 is lowered.

Since the winding roller 84 is installed in the coil spring wound inside the coil spring, the winding roller 84 is rotated in one direction by the elastic force provided by the leaf spring so that the guide rod 82 is seated in the recess 106 and When the restraint is released from the hook member 104, the winding roller 84 is rotated and the screen member 80 is pulled into the elevating panel 30 so that the guide rod 82 descends while the first interference groove 72a and the first rod are lowered. The two interference grooves 52a are inserted into the lifting panel 30 so as not to protrude to the upper surface.

A first interference groove 72a is formed at one side of the first fixing panel 72 on which the guide rod 82 is seated, and is long on the upper surface of the variable block 10 opposite to the first interference groove 72a. When the second interference groove 34 is formed and the guide rod 82 is lowered and seated on the upper surface of the variable block 10, the second interference groove 34 is inserted into the first interference groove 72a and the second interference groove 34, and thus the variable block 10 is formed. It is not protruded on the upper surface is prevented from being caught by the wheel of the user or wheelchair to board the elevating panel (30).

As a result, it is possible to select and use the stairs that can be climbed by ordinary people who are free to walk, and the elevators that can be used by the disabled or the elderly, and to facilitate the conversion operation between the stairs and the elevators, and the user falls when using the elevators. It is possible to provide a variable staircase having a lift to prevent a safety accident.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and various modifications and equivalent other embodiments are possible from those skilled in the art. Will understand.

In addition, the example has been described as an example of a variable staircase having an elevator, but this is merely illustrative, and the staircase of the present invention may be used in other products other than the variable staircase having the elevator.

Therefore, the true technical protection scope of the present invention will be defined by the claims below.

10: variable block 12: first drive unit
30: lifting panel 32: second drive unit
34: second interference groove 50: safety railing
52: first pillar 54: second pillar
56: third pillar 58: connecting rod
70: height adjustment unit 72: first fixing panel
72a: first interference groove 74: stopper
76: second fixing panel 78: hinge portion
80: screen member 82: guide rod
84: winding roller 90: power transmission unit
91: gear tooth 92: gear member
93 drum member 94 first guide roller
95: second guide roller 96: wire member
97: drive shaft 100: mounting portion
102 hook member 104 curved path
106: seating groove

Claims (3)

It is slidably installed between the upper floor and the lower floor of the building, and when it is protruded outward of the storage space, a plurality of stacks are stacked to form a staircase that a user can climb. A plurality of variable blocks providing an operating space in which the rising or falling is performed;
A first driving part which moves the variable block forward or backward to the outside or the inside of the storage space;
A lifting panel seated on a bottom surface of a lower floor, wherein the variable block is slidably supported when the variable block protrudes outside the storage space, and a user panel that can be boarded by the user when the variable block is inserted into the storage space;
A second driving part which raises the lifting panel to the bottom of the upper floor and lowers the lifting panel to the bottom of the lower floor;
A plurality of safety railings provided at both ends of the elevating panel and provided with a handrail of the stairs when the variable block forms a step shape, and a handrail of the elevator when the elevating panel is raised or lowered;
The degree of inclination of the safety rail according to the position of the lifting panel is linked to the lifting movement of the lifting panel so that a user who climbs the stairs along the variable block or boards the lifting panel can hold the safety railing by hand. Height adjusting unit for adjusting;
A screen member which is installed to be opened and closed at the end of the plurality of safety railings to prevent the user from falling into the opening between the safety railings when the lifting panel is raised or lowered;
A power transmission unit converting and reversing the backward movement of the variable block into the closing operation of the screen member; And
When the screen member is closed by the operation of the power transmission unit and maintains the closed state of the screen member, and includes a mounting portion that can open the screen member when the user gets off the lifting panel,
The safety railing,
A first pillar fixed upright to an edge of one end of the elevating panel;
A plurality of second pillars arranged in a plurality of consecutively and slidably penetrating through the elevating panel while maintaining a constant distance from each other to the other end side of the elevating panel from the first pillar;
A third pillar disposed upright at the other end of the elevating panel and slidably penetrating the elevating panel to be fixed to the ground; And
And a connecting rod connecting upper ends of the first pillar, the second pillar, and the third pillar,
The power transmission unit,
Gear teeth provided on the bottom surface of the variable block seated on the elevating panel;
A gear member installed to expose a portion of the rear end of the elevating panel so as to be connected to the gear tooth;
A drive shaft on which the gear member is installed and rotatably installed on the elevating panel;
A drum member installed on the drive shaft; And
And a wire member wound on the drum member and extending along the elevating panel and extending and bent into the first pillar and connected to the guide rod of the screen member.
The wire member extends from the drum member disposed at the other end of the elevating panel to one end side of the elevating panel, the extension direction of which is bent toward the upper end of the first pillar by the first guide roller, and the upper end of the first pillar. A variable staircase having an elevator, characterized in that the extension direction is bent to the lower end side of the first column by a second guide roller to be installed is connected to the guide rod seated on the upper surface of the elevating panel. delete delete

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