KR20140083533A - Chair having a ladder - Google Patents

Abstract

The present invention relates to a chair convertible to an emergency ladder that is usually used as a chair and can be converted to an emergency ladder for the convenience of a user so that the user can conveniently climb up to a higher place if needed. The chair convertible to an emergency ladder which has a pillar arranged on the top of a sheet rested on lower legs includes a footrest having hinge pins assembled on both side of the pillar; a pedestal having both ends assembled to the pillar with hinges and horizontally fixing the footrest leveled in a horizontal position by inserting the pedestal to a lower groove of the footrest; and a base frame extending a distance from the leg and stabilizing the center of the chair to prevent the pillar from being overturned as a second leg stowed between the lower legs of the seat is drawn forward of a horizontal bar and deployed.

Description

{Chair having a ladder}

More particularly, the present invention relates to an emergency ladder-type chair which can be used conveniently as a chair while having the function of a ladder and utilizing the place of the ladder according to the user's needs.

Generally, a chair is made to be able to sit on a person's back, and it is used versatile in living environment such as home, office, indoor / outdoor. It is useful when you use place of complaint such as taking out thing in place where hand does not come out and wiping window. Such a chair can not climb any higher, and a separate ladder is needed.

[0003] In addition to the chair-type ladder of the chair-type ladder which can be raised to a higher level than the chair, a conventional ladder according to the prior art (patent document) is disclosed in Korean Utility Model Application No. 20-2006-0025214 (September 19, 2006) A number of cases are known, and a detailed description thereof will be omitted as it is already known.

However, the conventional art has a problem in that it is not only complicated in construction but also difficult to manufacture and inconvenient to use, and there is a high risk that the chair is turned over and there is a risk of a safety accident, which is impractical.

1. Domestic Utility Model Application No. 20-2006-0025214 (Sep. 19, 2006.) 'Chair ladder combined'

SUMMARY OF THE INVENTION It is an object of the present invention to provide a lumbar support structure that allows a user to elevate a seat over a seat as a ladder is formed by horizontally spreading a foot plate provided on a back of a chair and a base frame provided between the legs is taken out, And to provide an emergency ladder-type chair that will become available.

Another object of the present invention is to provide an emergency ladder-type chair which is provided with a folding type second pillar extending over a pillar so that it can be safely balanced on the pillar.

According to the present invention, there is provided an emergency ladder combined with a pillar on a top portion of a seat provided with a leg of a bottom portion, comprising: a foot plate on which pillar hinge pins are assembled; A pedestal having both end portions assembled with the pillar by a hinge and fitted in the bottom surface groove portion of the pedestal to fix the pedestal plate horizontally; And a base frame for stabilizing the center of the chair so as to extend the interval between the legs and prevent the pillars from being turned over as the second legs, which are stored between the bottom legs of the seat, And an emergency ladder-type chair.

According to another aspect of the present invention, there is provided a pillar having a second pillar extending in the up / down direction and a second pillar having a handle.

The present invention has a simple structure and can easily fold or unfold a ladder, so that it is easy to use, and a base frame provided on a seat bottom is spread to provide a chair with a sense of balance and stability, and to safely use a ladder It has an effect of providing safety.

In addition, the present invention has the effect of enabling the user to safely use the place of the elevation by holding the second pillar provided on the upper part of the chair column standing on the foot plate.

1 is a perspective view showing an emergency ladder-type chair according to a preferred embodiment of the present invention.
2 is an exploded perspective view showing a foot plate of an emergency ladder according to the present invention.
3 is a view of a chair in which the emergency ladder according to the present invention is folded.
4 is a view schematically showing a configuration of an output means of an emergency ladder-type chair according to the present invention.
Fig. 5 is a state in which a ladder of a chair according to the present invention is opened. Fig.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

According to the above drawing, the present invention is an emergency ladder chairs having pillars (16) at the upper part of a seat (12) provided with a leg (14) at the bottom, wherein the pillars (16) 22) are assembled; A pedestal 26 having both side ends 28 hinged to the pillars 16 and fitted in the bottom surface groove 24 of the footrest 20 to fix the footrest 20 horizontally; The second leg 32 accommodated between the bottom legs 14 of the seat 12 is drawn out toward the front of the lateral bar 18 and expanded as the legs 14 are extended, And a base frame (30) for stabilizing the center of the chair (10) so as not to be conductive.

The above is explained in more detail as follows.

First, the emergency ladder chair 10 according to the present invention comprises a seat 12, a leg 14, a column 16, a foot plate 20, a pedestal 26, a base frame 30, .

The chair 10 has a plurality of legs 14 joined to the bottom edge of the seat 12 at a predetermined height, and the pillars 16 are provided at one side of the seat. The columns 16 are erected at both side edges and at least one or a plurality of horizontal bars 18 are horizontally joined between the columns 16.

At least one or a plurality of the foot plates 20 are provided between the pillars 16 and horizontally installed on the front side of the horizontal bars and the hinge pins 22 eccentrically formed on one side of the side walls 20 are hinged to the pillars 16 So that it rotates in an up / down direction. Thus, the footrest 20 is normally vertically erected by its own weight and is in contact with the front surface of the bar bar 18 and is used as a backrest.

The pedestal (20) is fixed horizontally with a pedestal (26) inserted into a groove (24) formed on the other side of the bottom surface. Thus, the pedestal 26 is formed with a "C" shape, and the both side ends 28 are assembled with a hinge on the column, and are rotated upward and downward, and are installed upright at an angle to fix the pedestal to the groove 24.

The foot plate 20 forms a concavo-convex surface on its upper surface to increase the contact force and prevent slippage. On the other hand, the footrest 20 can be used as a shelf in a state in which it is spread horizontally, and can be used as a shelf with a flowerpot or an object placed thereon.

The base frame 30 is securely received between the legs 14 at the bottom of the seat 12 and is pulled out of the column 16 by holding the second leg 32 on one side in use as a ladder. A guide bar 36 is attached to both legs 14 to guide the operation of the second leg 32 and a horizontal bar is inserted in the longitudinal direction and the second leg 32 is pulled out while sliding along the guide bar . The second leg 32 is spaced apart from the leg 14 to enlarge the fixed area of the leg contacting the floor and the column 16 is fixed so as not to be laterally tilted and the center of the chair 10 .

According to the present invention, the column 16 is provided with a second column 40 which is expanded and contracted in the up / down direction, and the second column 40 is provided with a handle 42 . The second pillar 40 is inserted into the receiving portion 44 of the pillar 16 in the longitudinal direction and the upper pillar 42 is held by the upper handle 42 so that the second pillar 40 is extended from the pedestal 20, The ladder can be safely used while maintaining the balance.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of illustration, And can be substituted, changed, or improved.

10: Chair 12: Sheet 14: Leg 16: Column
18: a horizontal bar 20: a stool 22: a hinge pin 24: a groove
26: pedestal 28: end 30: base frame 32: second leg
34: a horizontal bar 36: a guide bar 40: a second pillar 42: a handle
44:

Claims (2)

1. An emergency ladder chair comprising a seat (12) provided with pillars (16) at the top of the seat (12)
A foot plate 20 on both sides of which a hinge pin 22 is assembled;
A pedestal 26 having both side ends 28 hinged to the pillars 16 and fitted in the bottom surface groove 24 of the footrest 20 to fix the footrest 20 horizontally;
The second leg 32 accommodated between the bottom legs 14 of the seat 12 is drawn out toward the front of the lateral bar 18 and expanded as the legs 14 are extended, And a base frame (30) for stabilizing the center of the chair (10) so as not to be tilted.
The method according to claim 1,
Wherein the pillar (16) is provided with a second pillar (40) extending in the up / down direction and the second pillar (40) is provided with a handle (42).

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