KR101704640B1 - chair - Google Patents

Abstract

The present invention relates to a chair. The present invention comprises: a back including a combination hole formed on both lower sides; a pair of supports individually combined with the combination hole of the back through a combination member; a fixer fixing the supports; a support unit fixed to the outer surface of the fixer; and a seat part connected to the support unit, but installed to be able to rotate like a link. The support unit includes: a fixing body including a fixing hole to be penetrated by the fixer; a first connection member formed by being connected to an upper side of the fixing body; a second connection member formed by being connected to the other upper side of the fixing body; a third connection member formed by being connected to the first connection member; a link member having an end connected to the first connection member to be rotatable, and having the other end fixed to the bottom of the seat part; and a placement part formed on the upper surface of the second and third connection members. According to the present invention, the present invention is capable of enabling a user to conveniently work by sitting on the seat part after easily rotating and unfolding the seat part by including the support unit to unfold or erect the seat part through rotation, while at the same time preventing the weight of the user from moving to the front or rear side as well as enabling convenient storage and transportation and enabling the use of a small space with the reduction of an occupied area of the chair by providing a structure in which the seat part is able to be attached and erectly fixed to the back.

Description

Chair {chair}

The present invention relates to a chair, and more particularly, it relates to a chair, in which a seated person unfolds and seats the seat plate to perform various tasks, and at the same time provides a structure for fixing the seat plate, It is also about chairs that are very easy to carry and store.

Generally, a chair includes a seat for supporting most of the weight when the user is seated, a backrest which stands on the back of the seat for supporting the user's back, a support frame for supporting the seat and the backrest at a predetermined height from the ground Consists of.

Such a general chair is bulky and difficult to carry and store, so that a narrow space can not be utilized.

In order to solve the above problem, a folding chair having a seat seat and a backrest folded close to each other has been developed and used.

The folding chairs are inconvenient for the occupant to fold and move, and when the occupant sits on the seat, most of the folding chairs are formed with the center of gravity behind. Therefore, A problem has occurred.

≪ RTI ID = 0.0 > 10-2010-0018206, "

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a seat occupant with an easy- And the chair is fixed by being fixed in the form of close contact, thereby minimizing the area occupied by the chair and providing a chair capable of utilizing a narrow space.

In order to achieve the above object,

A pair of supporting rods each of which is coupled to the coupling hole of the backrest by a coupling member, a fixing base for fixing the pair of supports, and a support member fixedly installed on the outer surface of the fixing base, And a seat plate that is connected to the support means and is rotatably linked to the support means. The support means includes a fixture having a fixation hole formed therethrough to allow the fixture to pass therethrough, a first fixture member connected to one side of the fixture member, A second linking member connected to the other upper side of the fixing member, a third linking member connected upwardly to the first linking member, and a second linking member having one end rotatably installed on the first linking member, A link member fixedly installed on the bottom surface of the seat plate, and a seat portion formed on the upper surface of the second and third connecting members. The.

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The fixing unit may further include a fixing protrusion formed to fix the upward and downward movement of the left plate portion to the upper surfaces of the second connecting member and the third connecting member.

In addition, it is characterized by further comprising a noise preventing member which is seated on the seat portion.

The noise preventing member may further include a seating surface formed to correspond to the seating portion of the receiving means, a first holding portion connected to one side of the seating surface center, and a second holding portion formed at the other side of the seating surface .

As described above, according to the present invention, there is provided a supporting means for providing a structure that can rotate and unfold or stably fix a left side plate portion of a chair, so that a seated user easily rotates the left side plate portion, It is possible to prevent a phenomenon in which the seated person tilts forward and backward when the seat occupant sits on the seat plate and also to provide a structure that can be set up and fixed so as to be in close contact with the seat back by rotating the seat plate, The space occupied by the robot can be minimized, and the space can be utilized in a narrow space.

1 is a perspective view of a chair according to the present invention;
2 is an exploded perspective view showing a chair according to the present invention;
3 is a perspective view showing the receiving means according to the present invention.
Fig. 4 is a side view showing the operation process 1 of the chair according to the present invention. Fig.
FIG. 5 is a side view showing the operation process 2 of the chair according to the present invention. FIG.

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

The present invention comprises a backrest (10) having an engaging hole (11) formed on both lower sides thereof,
A pair of support rods 20 respectively coupled to the coupling holes 11 of the backrest 10 by a coupling member 60,
A fixing table 30 for fixing the pair of supports 20,
A supporting means 40 fixedly installed on the outer circumferential surface of the fixing table 30,
And a seat plate (50) connected to the supporting means (40) and rotatably linked to the seat plate (40)
The supporting means 40 includes a fixing body 41 having a fixing hole 41a formed therein for the fixing table 30 to penetrate therethrough, a first connecting member 42 connected to one side of the fixing body 41, A second connecting member 43 connected to the other side of the fixing member 41 and a third connecting member 44 connected upwardly to the first connecting member 42, The other end of the link member 45 is fixed to the bottom surface of the left plate 50 and the other end of the link member 45 is formed on the upper surface of the second linking member 43 and the third linking member 44 And a seat part (46).

Hereinafter, the constituent elements and actions of the present invention will be described in detail as follows.

The present invention largely comprises a back 10, a pair of supports 20, a holder 30, a support means 40 and a seat plate 50.

The backrest 10 has a structure in which a plurality of support frames are connected to each other and is formed in a bent shape from top to bottom to support the waist of the user. And a fixing member having an engaging hole 11 is additionally fixedly installed on the rear side of the striking member 11. The striking member 11 has a structure in which a striking member A handle may be additionally provided to easily carry the handle.

The pair of support rods 20 has a curved support frame shape and includes a hand support 21 for supporting a user's hand at an upper end of the support base 20. The hand support 21 is formed below the hand support 21, A pair of leg portions 23 are connected and formed to support the entire chair to the lower portion of the through hole 22 and a fixing bar 30 In order to be installed, fixing grooves are formed at positions corresponding to each other on the inner surface of the support 20.

In addition, the pair of legs is formed in the shape of a "s" on the side, and the wheel is mounted to the bottom of each leg so that it can be easily transported during storage.

The fixing table 30 is provided at both ends thereof in a fixing groove formed in a pair of supports 20 so as to connect the pair of supports 20 and securely fix the pair of supports 20 to each other And performs fixing function.

The holding means 40 is fixedly attached to the outer circumferential surfaces of both ends of the fixing table 30 and includes a fixing body 41 including a fixing hole 41a through which the fixing table 30 passes, A first connecting member 42 protruding from an upper side of the fixing member 41 and having a fastening hole and an engagement space formed on an inner side thereof; And the other end of the second linking member 43 is connected to the left and right sides of the left and right side plates by a bolt or the like. And a seating part 46 connected to the second connecting member 43 and the third connecting member 44 on an upper surface thereof.

A fixing jaw 47 is connected to the upper surface of the second linking member 43 and the third linking member 44 so as to be closely fixed to the support frame of the left plate 50.

The noise preventing member 48 is mounted on the seating portion 46 of the receiving means 40 to prevent noise generated when the supporting frame on the bottom surface of the seat plate 50 collides with the receiving means 40 However,

The noise preventing member 48 includes a seating surface 48-1 having a shape corresponding to the seating portion 46 of the receiving means 40, A first latching portion 48-2 connected in a downwardly orthogonal fashion, and a second latching portion 48-2 connected to the centering surface of the seating surface 48-1, And a second latching portion 48-3 formed therein.

The support plate is formed at both ends of the bottom plate, and the user presses the support plate in the lateral direction or the longitudinal direction of the seat plate 50 A handle is additionally formed to facilitate unfolding or erecting.

Hereinafter, the operation of the present invention will be described.

As shown in Figs. 4 to 5,

In the case where the user holds up the left side plate portion 50 and carries it to the storage place for storage,

First, when the user grips the handle formed on the bottom surface of the seat plate 50 and presses the handle upward,

The support frame is released on the bottom surface of the left plate 50 which is in close contact with the upper surface of the noise preventing member 48 seated on the seating portion 46 of the receiving means 40 and the link member 45, The seat plate 50 is rotated in the clockwise direction and moved to the point where the upper surface of the seat plate 50 is in close contact with the inner surface of the backrest 10 and then the seat plate 50 is fixed in a standing manner. , Hold the handle formed on the back 10, and store it in a storage place.

Conversely,

When the user unfolds the seat plate portion 50 and sits on the seat plate portion 50 to process various tasks,

When the user holds the handle formed on the bottom surface of the seat plate 50 and presses it down,

The link member 45 extended by the bolt is rotated in the counterclockwise direction in the figure so as to be brought into close contact with the upper surface of the noise preventing member 48 seated on the receiving means 40, The first connecting member 42 and the second connecting member 43, which are organically fixed at positions corresponding to the center of gravity of the user when the user sits on the seat board 50, And the seat portion 50 can be more securely fixed by the seat portion 46, thereby preventing the center of gravity from being shifted forward and backward.

That is, according to the present invention, since the seating unit 40 is provided to provide a structure in which the seat plate portion 50 of the chair can be rotated and unfolded or fixed, the seat occupant can easily rotate the seat plate portion 50, It is possible to prevent a phenomenon in which a seated person tilts forward and backward when the seat occupant sits on the seat plate portion 50 as well as preventing the weight of the seat plate portion 50 To provide a structure that can be firmly fixed to the back 10 so as to minimize the area occupied by the chair, to utilize a narrow space, and to provide a great advantage of convenient transportation and storage.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined by the appended claims and their equivalents. It will be understood by those of ordinary skill in the art that various changes and modifications may be made without departing from the scope of the present invention.

10; back of a chair
11: Coupling ball
20: a pair of supports
21: Hands
22: Through hole
23: a pair of legs
30: Fixture
40: Supporting means
41:
42, 43, 44: first connection member, second connection member, third connection member
45: Link member
46:
47: Fixed jaw
48: Noise prevention member
48-1: Seat face
48-2, 48-3: first engaging portion, second engaging portion
50:
60:

Claims (8)

A backrest 10 having an engaging hole 11 formed on both lower sides thereof,
A pair of support rods 20 respectively coupled to the coupling holes 11 of the backrest 10 by a coupling member 60,
A fixing table 30 for fixing the pair of supports 20,
A supporting means 40 fixedly installed on the outer circumferential surface of the fixing table 30,
And a seat plate (50) connected to the supporting means (40) and rotatably linked to the seat plate (40)
The supporting means 40 includes a fixing body 41 having a fixing hole 41a formed therein for the fixing table 30 to penetrate therethrough, a first connecting member 42 connected to one side of the fixing body 41, A second connecting member 43 connected to the other side of the fixing member 41 and a third connecting member 44 connected upwardly to the first connecting member 42, The other end of the link member 45 is fixed to the bottom surface of the left plate 50 and the other end of the link member 45 is formed on the upper surface of the second linking member 43 and the third linking member 44 And a seat (46). delete delete delete delete The method according to claim 1,
Further comprising a fixing jaw (47) formed to fix the upward and downward movement of the seat plate (50) on the upper surfaces of the second linking member (43) and the third linking member (44). The method according to claim 1,
Further comprising a noise preventing member (48) that is seated on the seating portion (46). 8. The method of claim 7,
The noise preventing member 48 includes a seating surface 48-1 formed so as to correspond to the seating portion 46 of the receiving means 40, , And a second locking part (48-3) formed at a center other side of the seating surface (48-1).

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