KR101693428B1

KR101693428B1 - Combined structure of chair

Info

Publication number: KR101693428B1
Application number: KR1020150084769A
Authority: KR
Inventors: 이지영
Original assignee: 주식회사 다원체어스
Priority date: 2015-06-16
Filing date: 2015-06-16
Publication date: 2017-01-05
Also published as: KR20160148159A

Abstract

The present invention relates to a chair comprising: a support portion for supporting a chair from the ground; a backrest portion fitted to the support portion to support a user's back; a seating portion horizontally formed on the support portion to receive the buttocks of the user; The present invention relates to a chair coupling structure including a coupling member for connecting a coupling member and a chair coupling structure for preventing a break plate from being broken when a coupling member is inserted, The purpose is to provide.

Description

Combined structure of chair < RTI ID = 0.0 >

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chair coupling structure, and more particularly, to a chair coupling structure capable of preventing a climb from being broken from a portion inserted into a receiving portion due to insertion of a coupling member of a back portion, .

In the conventional chair coupling structure, a screw hole is formed in the side surface to join the back portion and the support portion, and then the screw portion is fixed by screwing.

On the other hand, as a prior art related to a chair coupling structure, for example, Korean Utility Model Publication No. 2000-0019380 (published on Nov. 15, 2000, assembly chair) is exemplified.

In this patent document, "tightening the tightening bolt 50 completely to the connecting rod 40 narrows the spaces between the side members 30, making it difficult to assemble the backrest plate 10 and the seat plate 20, So that the backrest plate 10 and the seat plate 20 can easily enter between the side members 30 by securing the spaces between the side members 30 in a loose manner. And FIG. 3 (refer to FIG. 6 of the present invention).

As described above, the conventional chair coupling structure such as the patent literature has a problem that the balance of the entire chair is uneven due to the operation of piercing it by using screws, and when one of the chairs is combined There is a problem in that it consumes a lot of time.

In addition, if the screws are not sufficiently tightened, there is a possibility that the joint of the chair may be shaken or the joint may be released and the user may be injured.

In order to solve the above-mentioned problem, a method of inserting and fixing a screw through a base coupled to a back portion of a back portion without using a screw is used for the side portion of the back portion. However, Therefore, it is difficult to form the hole because there is no face for inserting the screws, and there is a problem that the backrest is easily broken during the process of forming the hole in the backrest portion. come.

Korea public utility model public office room 2000-0019380 (public on November 15, 2000), prefabricated chair

The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide an apparatus and a method for assembling a seat assembly that compensates for the difficulty in forming a through hole by forming a separate bend on the back plate, Structure. &Lt; / RTI >

Another object of the present invention is to provide a chair coupling structure in which the shape of a live part is deformed by the insertion of a coupling member so as to be prevented from being easily released by interference with the insertion hole.

It is yet another object of the present invention to provide a chair coupling structure that eliminates the task of forming a hole for threaded engagement, thereby balancing the chair and reducing the chair coupling time.

The chair coupling structure for achieving the above object includes a support portion for supporting the chair from the ground, a backrest portion fitted to the support portion to support the user's back, a seat horizontally formed on the support portion for receiving the buttock of the user, And a coupling member connecting the receiving portion and the backrest portion.

Here, the support portion includes two first support members, one of which is coupled to the backrest portion and the other of which supports the chair from the ground and is inclined in one direction, one side of which is formed to intersect with the first support member, Two second supporting bodies formed by inclining in the other direction supporting the chair from the ground, and one side and the other side being horizontally formed by being coupled between one side and the other side of the two first supporting bodies, And a connecting body on which the one side of the sieve is spaced apart from each other.

In this case, the second support body is formed at one end portion, and includes an insertion hole into which the backrest portion is fitted, and a bending portion for reinforcing a supporting force between the one side and the other side, wherein the inclination of one side is smaller than the inclination of the other side Wherein the connecting body further includes two seating part supports horizontally formed between the two second supporting bodies spaced apart to support the seating part by engaging with the seating part.

Wherein the backrest is curved on one side to support the back of the user, the side plate is connected to both ends of the back plate so as to form a bent portion, and a bent portion for engaging with the receiving portion, And a through hole through which the engaging member is coupled, the engaging member being formed at an opposite end of the end portion where the charging portion of the bending bar is located.

In addition, the seating part includes two support connecting parts formed on curved surfaces of the seating plate for supporting the buttocks of the user and two supporting part supporting parts on the other surface, respectively, and engaging with the seating part supporting part.

Further, the filling portion of the chair coupling structure of the present invention may be formed such that two or more fillers forming the filling portion to be fitted with the insertion hole are formed apart from each other, and when the fitting member passes through the through hole, Wherein at least two fillers formed are pushed to the inner wall of the insertion hole to be opened so that the coupling between the insertion hole and the coupling portion is fixed or a filling material for forming the filling portion is formed in a spring shape, And the filling member is fixed to the insertion hole by closely contacting the inner wall of the insertion hole when the coupling member pushes the inner wall of the filling member as the spring passes through the through hole.

According to the chair coupling structure of the present invention,

First, since the bent plate is bent and positioned from the backrest portion, it is possible to prevent the back plate from being damaged when the screw is coupled, and by solving the problem of forcibly inserting the screw, the screw is inserted without a large force. The working time can be shortened.

Second, omitting the work of forming a hole for screw connection in the pedestal part, it is possible to prevent the unbalance of the user, the unbalance of the chair and the use of the chair which may be caused by the damage of the chair structure, have.

Third, it is possible to support the user in a stable manner by distributing the weight of the user by tilting each of the supports of the pedestal.

Fourth, by including a structure in which the shape of the live part is deformed by the insertion of the engagement member and is interference-fit to the insertion hole, it is possible to prevent the engagement from being easily released.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing a pedestal according to a preferred embodiment of the present invention. FIG.
2 is a view showing a back part according to a preferred embodiment of the present invention.
3 is a view showing a seat part according to a preferred embodiment of the present invention.
FIG. 4 is a view showing the combined state of FIGS. 1 to 3. FIG.
5 is a view showing a state in which a joining member according to a preferred embodiment of the present invention is inserted from a through hole to a live part and a filler is opened.
Fig. 6 is a view 3 of Patent Document 1. Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately The present invention should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

The chair coupling structure of the present invention includes a receiving portion 100, a backrest portion 200, a seating portion 300, and a coupling member 400.

The backrest 200 which is fitted to the backrest 100 supporting the chair from the ground and supports the user's back is fixed by the coupling member 400 and the seating portion 300 is fixed to the backrest 100 And is horizontally formed to accommodate the user's buttocks.

In this case, the structure for preventing deformation by the coupling member 400 is specific in the configuration of the backrest 200, and detailed form thereof is shown in detail in FIG.

FIG. 1 is a view showing a pedestal 100 according to a preferred embodiment of the present invention.

Referring to FIG. 1, the receiving portion 100 includes a first supporting body 110, a second supporting body 120, and a connecting body 130.

Two first support bodies 110 formed on one side of the backrest 200 and one side of the first support body 110 formed to be inclined in one direction to support the chair from the ground and one side of the first support body 110 crossing the first support body 110, The weight of the user is dispersed and supported by the shape of the two second supporting bodies 120 formed by inclining in the other direction supporting the chair from the ground.

In this case, if the first support body 110 and the second support body 120 are vertically formed from the ground, the support portion 100 supports the mount portion 300 within the range of the mount portion 300, In the case of not doing so, there is no weight to push down, so it can easily fall even with a small external force.

One side and the other side of the connector 130 are coupled horizontally between one side and the other side of the two first support bodies 110 and one side of the two second support bodies 120 are spaced apart from each other, And two seat support bodies 131 which are horizontally formed between the two installed second support bodies 120 and which are coupled with the seat assembly 300 to support the seat assembly 300 are formed.

The second support body 120 is formed at one end and includes an insertion hole 121 into which the backrest part 200 is fitted and a bending part 122 for reinforcing the supporting force between the one side and the other side, The bending portion 122 is formed closer to the other side than the one side so that the weight is dispersed from the upper side to more stably support the chair.

2 is a view illustrating a backrest 200 according to a preferred embodiment of the present invention.

2, the backrest 200 includes a backing plate 210, a bending bar 240, a charging unit 220, and a through hole 230. As shown in FIG.

Both sides of the back plate 210 supporting the user's back are connected to form a bending portion 241 and the insertion hole 121 of the bending bar 240 coupled to the receiving portion 100 is formed in a curved shape, A charging part 220 protruding from an end of the bending part 240 protruded from the end of the bending part 240 and fitted to the insertion hole 121 and a charging part 220 of the bending part 240, A through hole 230 to which the coupling member 400 is coupled is located.

More specifically, the inlet of the through hole 230 is formed in the other direction with respect to the bending bar 240, and the outlet is formed at the end of the unidirectional charging unit 220, and the through hole 230 penetrating the charging unit 220, Are surrounded by fillers 221a and 221b serving as outer walls.

3 is a view illustrating a seating part 300 according to a preferred embodiment of the present invention.

3, the seating part 300 includes a seating plate 310 and a support connection part 320. [

A seating plate 310 is formed on one surface of the seating part 300 to support the user's buttocks and is formed at a position opposite to the two seating support bases 131 on the other side. Two support connecting portions 320 are formed.

At this time, in the seating plate 310, a curved surface insertion portion into which the curved surface of the upper portion of the coupling body 130 is inserted is fixed to the seating plate 130 so that the seating plate 310 is fixed to the coupling body 130 at a portion contacting the coupling body 130 310, so that the coupling between the seating part 300 and the coupling part 130 becomes more rigid and the vibration of the seating part 300 can be prevented.

5 is a view showing a state in which the engaging member 400 according to the preferred embodiment of the present invention is inserted from the through hole 230 to the charger 220 and the fillers 221a and 221b are opened.

According to FIG. 5, the filling part 220 further includes a filler, and the fitting member 400 can be inserted between the fillers 221a through the through-holes 230. FIG.

As shown in the figure, the charging part 220 includes two or more fillers 221a and 221b spaced apart from each other to form a charging part 220 to be fitted to the insertion hole 121, The filling material 221a formed on the inner side from the coupling member 400 is pushed and the filler 221b formed on the outer side is pushed to the inner wall of the insertion hole 121 to be opened so that the insertion hole 121 and the coupling portion The coupling is fixed.

The engaging member 400 is inserted through the through hole 230 and inserted into the insertion hole 121 by inserting the recharging unit 220 into the insertion hole 121 without any force when the backrest unit 200 and the receiving unit 100 are engaged with each other, So that the distance between the fillers 221a formed on the inner side of the pair is wide, so that it is possible to easily prevent the coupling from being hardened and released from the fixed state.

The bent plate 240 is bent from the backrest 200 through the bent portion 241 to prevent the back plate 210 from being damaged during the coupling through the coupling member 400, Since the problem of inserting the member 400 is solved, the joining member 400 is inserted without a large force, so that the working time can be shortened as compared with the conventional joining method.

In addition, although not shown, the filling part 220 of the chair coupling structure of the present invention is formed such that the filling material forming the filling part 220 is formed in a spring shape so that the coupling member 400 passes through the through hole 230 The filling member 220 is inserted into the insertion hole 121 so that the filling member 220 is inserted into the insertion hole 121 and the filling member 220 is inserted into the insertion hole 121, Various shapes can be planned.

In addition, a groove, a projection, or an indefinite shape or pattern is formed on the inner wall of the insertion hole 121 to which the filler is closely attached, and the filling member is formed with a friction member engageable with the shape formed on the inner wall, It is possible to stably fix the coupling between the connecting portions 121 and the connecting portions 121, thereby preventing the charging portion 220 from being separated as much as possible.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It is to be understood that various modifications and changes may be made without departing from the scope of the appended claims.

100 ... receiving unit 110 ... first receiving unit
120 ... second support body 121 ... insertion hole
122 ... bent portion 130 ... connected body
131 ... seat support 200 ... backrest
210 ... back plate 220 ... live part
221a, 221b ... Filler 230 ... through hole
240 ... bending portion 241 ... bent portion
300 ... seat portion 310 ... seat plate
320: support connecting portion 400: coupling member

Claims

A pedestal supporting the chair from the ground;
A backrest portion fitted to the backrest portion and supporting the back of the user;
A seating part horizontally formed on the receiving part to receive the buttocks of the user; And
And a coupling member connecting the support portion and the backrest portion,
[0030]
Two first supporting members formed on one side of the first supporting member and supporting the chair from the ground and inclined in one direction;
Two second supporting bodies formed such that one side thereof intersects with the first supporting body and the other side is inclined in the other direction supporting the chair from the ground; And
And a connecting body in which one side and the other side are coupled to each other between one side and the other side of the two first supporting bodies and the one side of the two second supporting bodies is spaced apart from each other,
And the second support body
An insertion hole formed at one end of the backrest, the insertion hole being inserted into the backrest; And
And a bending portion for reinforcing a supporting force between the one side and the other side,
And the inclination of the other side is steeper than the inclination of the one side,
The connecting body includes:
And two seat support members horizontally formed between the two second support members spaced apart from each other and supporting the seat member by engaging with the seat member,
Wherein the backrest comprises:
A back plate formed on one surface thereof to support the back of the user;
A bending part connected to both ends of the back plate to form a bending part, the bending part being engaged with the receiving part;
A charging part protruding from an end of the bending bar that engages with the insertion hole and being sized to fit into the insertion hole; And
And a through hole formed at an opposite end of the end portion where the charging portion of the bending bar is located and passing through the charging portion,
Chair coupling structure.

delete

The method according to claim 1,
The seat (1)
A seating plate having a curved surface on one side and supporting the buttocks of the user; And
And two support connection portions formed at positions opposed to the two seat support portions on the other surface and engaged with the seat portion support,
Chair coupling structure.

The method according to claim 1,
The charging unit includes:
Wherein two or more fillers formed apart from the engaging member are pushed to the inner wall of the insertion hole when the engaging member passes through the through hole, And the engagement between the insertion hole and the engagement portion is fixed.
Chair coupling structure.

The method according to claim 1,
The charging unit includes:
Wherein the filler forming the charging part is formed in a spring shape so that when the coupling member passes through the through hole, the coupling member pushes the inner wall of the filling material so that the spring of the filling material is extended and closely contacted with the inner wall of the insertion hole, Characterized in that a live part is fixed to the insertion hole.
Chair coupling structure.