KR102044861B1 - A chair - Google Patents

Abstract

The present invention provides a chair including, in order to store a plurality of chairs by overlapping the chairs in a traverse direction to enhance space use efficiency: a seat provided with a seat base for enabling a user to sit thereon and a back support supporting the back; and a pillar means supporting the seat at a predetermined height from the floor. The pillar means includes a pair of vertical pillars disposed to be spaced apart from each other, having an upper end to which the seat base of the seat is fixed, and having a length in a vertical direction to the floor; and a pair of horizontal pillars connected and fixed to the vertical pillars while having a length in a traverse direction, wherein each of the horizontal pillars has one end fixed at a side surface of the vertical pillar and has upper and lower surfaces placed at an angle to form a down slope toward the terminal end.

Description

Chair {A chair}

The present invention relates to a chair in which a user can sit and sit. More particularly, the present invention relates to a chair having improved space use efficiency by being able to be stored in a horizontally overlapping state when storing a plurality of chairs.

In general, the chair comprises a seat provided with a seat and a back for allowing the user to sit, and a leg member configured to support the seat at a predetermined height with respect to the floor.

In Korean Utility Model Application No. 20-2001-0022500 (name: height-adjustable chair / 2001.07.25.), As known in the publication, the upper frame is bent to attach the seat plate and the backrest to form the upper part of the chair, A lower frame provided on an opposite lower side of the upper frame and bent to support the upper frame to form a lower portion of the chair, the upper end of which is rotatably coupled to the front lower side of the upper frame, and the lower end of which is screwed to the front top of the lower frame The front height adjustment member, which is fixedly coupled to the outer circumference of the front height adjustment member, rotates the front height adjustment member to adjust the front side gap between the upper frame and the lower frame to adjust the front side height of the upper frame The upper end is screwed to the upper rod which is pivotally coupled to the rear transverse member and the ball joint to the lower frame. Rear height adjustment member whose bottom is elastically coupled to the lower rod to be coupled, and fixedly coupled to the rear height adjustment member to rotate the rear height adjustment member to adjust the rear gap between the upper frame and the lower frame to adjust the rear height And a rear adjustment knob which is provided on an outer periphery of the lower rod between the rear adjustment knob and the lower frame, the chair including an elastic member for providing an elastic force when the rear height adjustment member is compressed in the longitudinal direction with the lower rod. have.

And in Korean Patent Application No. 10-2006-0031706 (name: student chair / 2006.04.07.), As known in the publication, the seat and the seat on which the hips are seated, and the back to the first curved surface In the student chair consisting of a backrest formed and a support for supporting the seat and the backrest, a horizontal portion for forming the left and right sides of the backrest portion in a plane with respect to the curved surface of the backrest portion, and at the bottom end of the backrest portion A chair comprising a second curved portion having a hollow surface and a seating portion dug in a predetermined area so that the hip is seated at the center of the seating portion is described.

On the other hand, in Korean Patent Application No. 10-2017-0133869 (name: posture correction chair / 2017.10.16.), As known in the publication, the back; Seat plate; A center frame connecting the back plate and supporting the seat plate; A back binding member coupled to the back plate and holding the upper structure of the center frame to support the back and forth rotational movement of the back plate; A chair leg coupled with the center frame; And a seat plate binding member disposed between the center frame and the chair leg to provide elasticity.

In addition, Korean Patent Application No. 10-2003-0051622 (name: student chair having a back cushion device / 2003.07.25.), As known in the publication, in the student chair, of the cylindrical frame for supporting the back The vertical part is divided into upper and lower parts, and the partition part of the frame is connected by a connector formed of an elastic material, and the connector is coupled to an elastic part formed with a ball so as to receive a spring force and a ball groove is provided at predetermined intervals in the divided lower frame. The chair is described by being formed so that the ball of the elastic portion is coupled to the ball groove of the lower frame to the cushioning action by the elastic material and step-by-step height adjustment by the elastic portion.

Korean Utility Model Application No. 20-2001-0022500 Korean Patent Application No. 10-2006-0031706 Korean Patent Application No. 10-2017-0133869 Korean Patent Application No. 10-2003-0051622

However, in the conventional chairs as described above, when a plurality of chairs are to be transported, each chair is loaded while having a respective occupied space, and thus, space use efficiency is low, thereby causing an uneconomic problem.

The present invention has been proposed to solve the conventional problems as described above, and an object of the present invention is to provide a chair with improved space usage efficiency, which can be stored in a horizontally overlapping state when storing a plurality of desks. have.

Chair according to the present invention for achieving the object of the present invention as described above, the seat is provided with a backrest to support the seat and the back so that the user can sit and sit; In the chair comprising; holding means for supporting the seat at a predetermined height relative to the floor surface; The holding means includes a pair of vertical supports, each of which has a space between each other, the upper end of which is fixed to a seat of the seat and has a length vertically up and down with respect to a floor; A pair of horizontal supports each having a length in the transverse direction and fixedly connected to each other; The horizontal supports, one end is fixed to the sides of the vertical supports, respectively, characterized in that the upper and lower surfaces of the horizontal supports are provided with an inclination angle to form a downward slope toward the longitudinal side direction.

The chair according to the present invention thus made is capable of storing and transporting the horizontal supports vertically stacked in the space between the vertical supports and the horizontal supports; The occupied space area can be significantly reduced during transportation and storage, thereby improving the quality of use.

1 is a schematic side view showing a chair according to an embodiment according to the present invention.
2 is a schematic front view illustrating a chair according to the present embodiment.
Figure 3 is a schematic cross-sectional view showing a part of the holding means constituting the chair according to the present embodiment.
Figure 4 is a schematic cross-sectional view showing a height adjustment locking means applied to the holding means constituting the chair according to this embodiment.
5 and 6 is a schematic diagram illustrating a part of the excerpt showing the vertical support constituting the chair according to the present embodiment.
Figure 7 is a schematic diagram illustrating a part of the excerpt showing the rotation locking means constituting the chair according to the present embodiment.
8 is a schematic side view showing a state of use of the chair according to the present embodiment.
9 is a schematic side view showing a laminated state of the chair according to the present embodiment.

Hereinafter, with reference to the accompanying drawings, a chair according to a preferred embodiment of the present invention will be described in detail.

Embodiment of the present invention may be modified in various forms, the scope of the invention should not be construed as limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those skilled in the art. Therefore, the shape of the elements in the drawings and the like may be exaggerated to emphasize a more clear description. It should be noted that the same members in each drawing are sometimes shown with the same reference numerals. Detailed descriptions of well-known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention are omitted.

1 to 9 are views showing a chair 1 according to an embodiment of the present invention, the chair 1 according to the present embodiment, the seat 31 and the like so that the user can be seated seated; A seat 30 provided with a backrest 32 supported by the back; And holding means (2) to support the seat (3) at a predetermined height relative to the floor surface.

That is, as the seat 3 has a predetermined height with respect to the floor surface through the holding means 2, the user is seated stably.

In the chair (1) according to this embodiment, the holding means (2), each having a space between each other are arranged, the upper end of the seat 31 of the seat (3) is fixed up and down with respect to the floor surface A pair of vertical supports 21 having a length; And a pair of horizontal supports 22 each having a length in the transverse direction in the vertical supports 21 and fixedly connected thereto.

That is, an interspace having one side open between the horizontal support 22 and the vertical support 21 is formed.

At the upper end of the vertical support 21, it is preferable that the settle frame 23 is provided with the seat 33 is secured.

In the chair 1 according to the present exemplary embodiment, the horizontal supports 22 have one end fixed to the side surfaces of the vertical supports 21, and the top and bottom surfaces of the horizontal supports 22 are vertically terminated. It is provided having an inclination angle to form an inclined surface downward toward the direction.

That is, when the upper and lower surfaces of the horizontal supports 22 are vertically attached and stacked and stored and transported in the space between the vertical supports 21 and the horizontal supports 22, respectively, It can be stored stably overlapped.

Accordingly, it is possible to reduce the occupied area during transportation while ensuring structural safety, thereby improving use quality.

In the vertical support 21, it is preferable that the upper end is formed to have an inclined angle biased in the longitudinal direction of the horizontal support 22 with respect to the lower end supported on the bottom surface.

In the chair 1 according to the present embodiment made as described above, the vertical support 21, the lower support 211 is formed with a receiving space having a lower end is supported relative to the bottom surface and the length is opened in the vertical direction Wow; It has a length and the lower support body 212 is fitted to the receiving space of the lower support member 211 and the settle frame 23 is fixed to the upper, the lower support member 211 and the upper support The height of the entire vertical support 21 is preferably adjusted by adjusting the fitted length of the main body 212.

In addition, the chair 1 according to the present embodiment, as shown in Figures 3 and 4, the height to lock and unlock the fitted state of the lower support member 211 and the upper support member 212 It further has an adjustment locking means (4).

The height adjustment locking means (4) comprises a plurality of locking grooves (41) formed on the outer surface of the upper holding member (212) having a distance in the longitudinal direction therebetween; And a locking member provided in the lower support body 211 and engaged and released from the locking groove 41.

In the locking member, as shown in Figure 4, the fixing pipe 42 is provided on the outer peripheral surface of the lower support body 211 and formed through-holes spatially connected inside and outside; A lock nut 43 coupled to an outer end of the fixing tube 42 so that a nut groove having a length in an inner direction of the lower support body 211 is formed on an inner circumferential surface thereof; Threads are formed on the outer circumferential surface and screwed to the nut groove of the lock nut 43, the outer portion is coupled to the fixed pipe 42 in the longitudinal direction and the lock rod 44 is guided to move in a straight direction It is made to include.

That is, when the lock nut 43 rotates, the lock rod 44 is screwed and linearly moves in the fixed pipe 42 to terminate and bind the end to the lock groove 41.

Accordingly, the height of the vertical support 21 is selectively adjusted by the user by binding and releasing the upper support 212 with respect to the lower support 211.

In the chair 1 according to the present exemplary embodiment, the horizontal support 22 with respect to the bottom surface of the settle frame 23 on which the seat 3 is placed is placed on the upper end of the upper support 212. It is pivotally coupled at an inclination angle of.

That is, the settle frame 23 is rotated with respect to the upper support 212, when storing and transporting the plurality of chairs 1 according to the present embodiment, to be stored and transported horizontally overlap each other As a result, the space usage efficiency is maximized.

On the other hand, the chair 1 according to the present embodiment, further has a rotation locking means (5) to fix and release the settle frame 23 with respect to the upper support (212).

In the rotation locking means (5), a pair of binding grooves (51) which are respectively disposed at positions aligned with the rotation angle of the settle frame having the same radius with respect to the center on the side end surface of the settle frame (23) With; And a binding member provided on the upper support body 212 and coupled to and released from the binding groove 51.

In the binding member, the binding pipe 52 is provided on the outer circumferential surface of the upper support body 212 and the through-hole is formed to be spatially connected inside and outside; A binding nut (53) coupled to an outer end of the binding pipe (52) so that a nut groove having a length is formed on an inner circumferential surface thereof; Threads are formed on the outer circumferential surface and screwed to the nut groove of the binding nut 53, the outer portion is coupled to the binding pipe 52 in the longitudinal direction, the binding rod 54 is guided to move in a straight direction It is made, including.

That is, when the binding nut 53 is rotated, the binding rod 54 is linearly moved inside the binding pipe 52 while the screw is moving, and the end is bound and released from the binding groove 51.

Accordingly, by binding and releasing the settle frame 23 with respect to the upper support body 2121, the state in which the seat 3 is folded by the user is fixed.

Therefore, as the plurality of chairs 1 can be horizontally overlapped to be stored and transported, space use efficiency is maximized.

One embodiment of the present invention described above is merely exemplary, and those skilled in the art will appreciate that various modifications and equivalent other embodiments are possible therefrom. . Therefore, it will be understood that the present invention is not limited to the forms mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims. It is also to be understood that the present invention includes all modifications, equivalents, and substitutes within the spirit and scope of the invention as defined by the appended claims.

1 chair 2 holding means
21: vertical holding unit 211: lower holding unit
212: upper support 22: horizontal support
23: settle frame 3: seat
31: base 32: backrest
4: height adjustment locking means 41: locking groove
42: fixed tube 43: lock nut
44: locking rod 5: rotation locking means
51: binding groove 52: binding pipe
53: binding nut 54: binding rod

Claims (1)

A seat (3) having a seat (31) and a backrest (32) for supporting the user so that the user can sit and sit thereon; As long as the seat 3 is spaced from each other so as to support the seat 3 at a predetermined height with respect to the floor surface, and the upper end is fixed to the seat 31 of the seat 3 and has a length vertically up and down relative to the floor surface. The pair of vertical supports 21 and the vertical supports 21 have a length in the transverse direction and are connected and fixed respectively, one end is fixed to the side of the vertical supports 21, respectively, and the upper and lower surfaces are in the longitudinal direction A holding means (2) having a pair of horizontal supports (22) provided with an inclination angle to form an inclined surface downward toward the;
The vertical supports 21 have a lower support body 211 having a lower end supported with respect to the bottom surface and having an upper end opened to have a length in a vertical direction, and having a length and a lower end receiving the lower support body 211. It comprises a top support body 212 is fitted into the space and the upper support frame 212 is fixed to the seat 31 is secured to the upper end;
In the chair (1) further comprises; Height adjustment locking means (4) for locking and unlocking the fitted state of the lower support member 211 and the upper support member (212);
The height adjustment locking means 4,
And a plurality of locking grooves 41 formed on the outer surface of the upper support body 212 in the longitudinal direction, and provided in the lower support body 211 and fitted to the locking groove 41. Including a locking member to be released;
The locking member,
The fixed tube 42 is provided on the outer peripheral surface of the lower support member 211 and formed with a through hole connected to the inside and the outside, and is coupled to the outer end of the fixing tube 42 so as to be idling, the inner side of the lower support member 211 on the inner peripheral surface A lock nut 43 having a nut groove having a length in a direction, and threads having a length and screwed into a nut groove of the lock nut 43 on an outer circumferential surface thereof, and an outer portion of the fixing tube 42 in a length direction thereof; The chair is characterized in that it comprises a locking rod (44) which is coupled to the key is moved in a linear direction.

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