KR20030006448A - lecture chair - Google Patents

Abstract

PURPOSE: A lecture chair with a dividable desk forming a fixed desk unit is provided to effectively support a load applied to the desk by dividing the desk into an arm rest and a body part and consequently maximize the convenience of use. CONSTITUTION: The lecture chair(2) is provided with a body part(1) formed with a desk at one side of the chair, and an arm rest(3) at the other side of the chair which serves to share and support a load of the desk. More particularly, the body part consists of the desk, a support member and a rotating device.

Description

Lecture chair with divided desk which formed fixed desk part {lecture chair}

The present invention relates to a chair on which a desk is formed. The present invention can be configured as a detachable desk without the use of the desk can be in charge of the function as a chair, and also combined with the desk completely to the chair can not be removable but can be utilized as a lecture chair through a solid coupling have. The length or height of the desk can be adjusted to suit the user's physical condition. The present invention is configured to be able to firmly support the desk through the body portion formed with a simple desk and the armrest supporting the same. In the present invention, the desk is formed in the main body and the armrest supporting it can be used alone or both of the various, at the time of non-use can be removed or folded to be stored. In addition, the auxiliary bookshelf can be detachably installed on the seat, maximizing the use efficiency of the simple desk, and adding a convenience by folding the reading stand on the desk.

The present invention is a technique for a desk comprising a chair or a chair function that constitutes a desk function that allows the functions of a chair and a desk to be used at the same time. The present invention also allows the chair and the desk to be used at the same time, it is also possible to use the function of the chair without using the desk. In the prior art, there has been a simple technique of spreading or folding a simple desk through a hinge coupling to one side of an armrest formed in a wheelchair chair.

In the chair equipped with the function of the desk, the formation of the bookshelf, the removable configuration of the desk, and the technology to support the load that the desk receives by separating the main body and armrests so that the user can use a solid and convenient when using the desk The object of the present invention is to implement a technology that enhances various functional aspects of the main body for convenience of use.

1 is a configuration diagram of a chair in which a desk is formed on a stationary chair.

2 is a detailed explanatory diagram of FIG.

3 is another configuration diagram of a chair in which a desk is formed on a stationary chair.

4 is a detailed explanatory diagram of FIG.

5 is another configuration diagram of a chair in which a desk is formed on a stationary chair.

6 is a detailed explanatory view of FIG.

7 is a configuration diagram of a desk having a height adjusting means.

8 is a detailed explanatory diagram of FIG.

9 is a configuration diagram of the main body.

10 is an embodiment of a rotating means.

11 is a configuration diagram of the armrest portion.

12 is a configuration diagram of the function extension armrest.

13 is a configuration diagram of the rotating means in the same plane.

14 is an embodiment of the length adjusting means.

15 is a configuration diagram of the multi-stage slider stop groove.

16 and 17 are configuration diagrams of a divided desk on which a fixed desk portion is formed.

18 is another embodiment of a rotating means.

19 is a configuration diagram of a split desk having an area expansion high policy upper part.

20 is a configuration diagram of a divided desk on which an extension blade is formed.

21 is a detailed diagram of FIG. 20.

22 is another embodiment of the dividing desk forming the extension wings.

23 is a configuration diagram of a desk on which a fixture is formed.

24 is an explanatory diagram for explaining a method of forming the desk and the main body or armrests in a detachable manner.

Description of the main parts of the drawing

DESCRIPTION OF SYMBOLS 1 Body 2: Chair 3: Armrest part 4: Desk 5: Seat 9: Cabinet 14: Combination protrusion 22: Combination groove 41: Revolving desk part 44: High policy upper part 69: Sliding extension wing 75: Folding extension Wing 80: Small desk

The present invention is an invention for forming a desk on a chair. This invention consists of a main body part in which the desk is formed, and the armrest part which supports the said main body part and shares the load of the main body part. However, in some cases, since the structure of the armrest part is omitted, not only the main body part can perform the function well, but also the armrest part alone can fully achieve its own function, and thus such an independent part of the present invention also falls within the scope of the present invention. Belongs. In addition, the configuration of the main body and the armrest portion of the present invention to be fixed to the chair frame at the same time or via a single configuration, and also configured to detachable removable will all belong to the scope of the present invention. Hereinafter will be described in detail based on the drawings.

1, 2, 3, 4, 5, 6 degrees is a block diagram of a chair in which a desk is formed on a stationary chair. The armrest part and the main body part which comprise this invention can be comprised by the frame or seat plate of a chair in a completely fixed or detachable manner. The present invention is a technology that combines the functions of the chair and the desk, in order to form a desk in a conventional chair, the present invention takes the form of forming the main body and armrests to be coupled to the chair. The desk is formed in the main body, and is coupled to the frame or seat of the chair. The armrest part supports the main body and performs a function of sharing the vertical load received by the desk of the main body. However, the armrest can also perform its own function. At this time, it also performs the function of the armrest, and also functions as a simple desk. The main body 1 having the desk formed on the fixed chair 2 is fixedly or detachably coupled. The armrest part 3 supporting the main body part is also fixedly or attached to the frame or seat plate of the chair. The desks can be formed with folding reading desks 6 and 8, and the small desk 4 can be detachably attached to the seat. In addition, the cabinet 9 is formed in the lower portion of the seat plate, so that in the case of a chair provided with a desk, it is possible to conveniently store the article.

7 and 8 are configuration diagrams of a desk having a height adjusting means. There is a need to adjust the height of the desk to suit the physical conditions of the user of the desk. The height can be adjusted by moving the main body 1 and the armrest 3 along the frame. That is, the height adjusting means 11 may be used by fixing at a desired position. In the chair on which the desk is formed, a small desk 4 may be formed on the side of the seat plate or the storage cabinet 12 may be formed below the seat plate for the purpose of diversification of functions. The height adjusting means and the small desk will be described later in detail.

9 is a configuration diagram of the main body. A desk 13 is formed in the main body, and the desk is firmly connected to the frame of the chair or the seat plate by a main body support member 17 in a removable or fully coupled manner. The main body support member may be firmly coupled to the frame of the chair by welding or the like, or the main body may be detached from the chair in a detachable manner by the method described below. The rotating means 16 is a means for rotatably connecting the desk with respect to the main body support member. The bottom surface of the desk may be formed with a fastener (15) for firmly attaching the desk to the armrest. A coupling protrusion 14 protruding from a portion of the lower surface of the desk is formed and coupled to the coupling recess 22 of the armrest portion. In the present invention, the technical configuration of the main body covers an important part. The main body is a portion in which the main body of the desk to be coupled to the chair is formed, and the main body should also provide a function for entering and exiting the chair. In order to provide a function of the entry and exit, the main body portion is configured to rotate the simple desk so that the user can enter and exit, and in the rotating method, the simple desk in the plane on which the desk is formed as shown in FIG. It may be rotated, or alternatively, the desk may be rotated about the axis of the main body support member. If the rotating means is not coupled to the main body, it is not already a function of the main body, but rather a function of the armrest. In the present invention, the main body portion is necessarily defined as combining the main body support member and the desk by the rotating means, and even if the main body does not have the rotating means even if the desk is provided through the supporting member, it does not correspond to the main body part in the concept of the present invention. Rather, it will correspond to the armrest to be described later.

10 is an embodiment of a rotating means. The means for rotating the desk means a means for rotating the desk with respect to the main body support member, which can be configured in various forms. As one of the simplest embodiments, the rotating body 19 and the rotating body 19 in which the rotating stopper 20 is formed are rotated. The structure which couples the stop body 21 in which the range 18 was formed, and limits the range of rotation is mentioned. As the rotation means, there are a wide variety of methods such as hinges and pin couplings.

11 is a configuration diagram of the armrest portion. The armrest part is responsible for the function of supporting the main body part, and in some cases may also be responsible for the function of the armrest part independently. The armrest part is supported by the armrest support member 24. This figure shows that the armrest 23 is formed on the armrest support member. The armrest 23 is formed with a coupling recess 22 to which the coupling protrusion of the main body is coupled.

12 is a configuration diagram of the function extension armrest. Increasing the area of the armrest portion and forming a coupling groove 26 and the cup fixing hole 27 can be conveniently used by adding a variety of functions. Armrest support member is firmly coupled to the frame or seat plate of the chair, or is formed in a structure that can be removable. The simplest form as an armrest part is the case consisting of only the armrest support member itself, the next simple case is to form an armrest in the armrest support member to support the desk while supporting the function of the armrest. Here, the various types of simple fixed desks are also defined as belonging to the armrest part. That is, the configuration of connecting the support member and the desk if there is a rotating member is defined as the main body portion, and if there is no rotating member, the armrest portion is defined.

13 is a configuration diagram of the rotating means in the same plane. This is an explanatory diagram for explaining the rotating table of the structure that can rotate the desk in a horizontal plane. The desk must be rotated for the user's entrance and exit. At this time, it would be more effective to enter and leave things that were on the desk as it was when rotating. This is possible by rotating the simple desk in a plane where the desk is placed horizontally. For this purpose, by forming the rotary table 29 in the main body support member 30, and by coupling the desk 28 to the rotary table with a pin, the rotation of the desk is to be made in the horizontal plane on which the desk is placed.

14 is an embodiment of the length adjusting means. In some cases, it is necessary to adjust the length before and after the main body and the armrest in consideration of the user's physical condition. As an embodiment of the length adjusting means, the main body support member or the armrest support member 34 is composed of a hollow pipe, the length adjusting member 32 is inserted into the hollow pipe, the support member and the length It is a configuration to adjust the length by sliding the adjustment member. At this time, the long hole 33 is formed in the supporting member in the longitudinal direction, the length adjusting pin 31 is formed in the length adjusting member, and the length adjusting pin protrudes to the outside of the long hole to move in the long hole. The length can be adjusted by fixing the position of the length adjusting pin through the nut 33.

15 is a configuration diagram of the multi-stage slider stop groove. As another embodiment of the height adjusting means or the length adjusting means, a slider is used. A stopper 36 is formed on the slider 35 moving along the frame, and the stopper is configured to stop the motion by being caught by the slider stop grooves 38, 39, 40 formed in the frame. The stopper is elastically supported by a spring.

16 and 17 are configuration diagrams of a divided desk on which a fixed desk portion is formed. When the user rotates the desk to enter and exit the outside, there is a need for a place where objects left on the desk will be placed. In order to keep a part of the desk in a flat state without being rotated, the high policy upper parts 44 and 47 are fixed to the main body support members 43 and 50, and the rotating means 45, such as hinges, on the high policy upper part. 48) is rotatably connected to the upper body portion (41, 49). The rotary desk is one end is rotatably coupled to the high policy upper end, the other end is to be raised while being coupled by the engaging projection 51 and the coupling groove on the armrest support members (42, 52). In addition, it is preferable to form the high policy upper part in order to widen the area of the high policy upper part, and to set the spare area 46 wider than the rotary desk part in order to form a wide area toward the body.

18 is another embodiment of a rotating means. The main body support member 55 is fixedly coupled to the desk 53, and the main body support member 55 and the desk are rotated simultaneously. The rotatable member, such as a pipe, enters inside the main body support member so that it can be rotated even without a separate rotation means.

19 is a configuration diagram of a split desk having an area expansion high policy upper part.

In the case where the high policy upper part is formed as shown in FIG. 17, it shows that the area of the high policy upper part is greatly enlarged in order to be able to put many things in the high policy upper part 57.

20 is a configuration diagram of the divided desk forming the expansion wings, as shown in FIG. 19 to form the expansion wing 65 of the high policy upper part 62 to secure a larger area even after forming the area expansion high policy upper part, The extension blades are moved while the slider on the high policy upper part and guided through the support guide member 66, the high policy upper part is fixed to the main body support member 67, rotated by the rotation means 63 Is connected to the desk 64, the rotary desk is supported by the armrest support member 68.

21 is a detailed diagram of FIG. 20. The slider extension blade 69 emerges from the high policy upper portion 70 to form a wider high policy upper portion.

22 is another embodiment of the dividing desk forming the extension wings. In order to form an extension blade, a folding extension blade 75 configured to be folded by the rotating means 74 such as a hinge on the high policy upper part 71 is formed.

23 is a configuration diagram of a desk on which a fixture is formed. It is explanatory drawing explaining detachment of the armrest support member through the fixture 78 with the recessed groove formed in the lower surface of the desk.

24 is an explanatory diagram for explaining a method of forming the desk and the main body or armrests in a detachable manner. Technical configuration for the attachment and detachment of the main body portion and the armrest portion in the present invention will be described through this figure. Fixing members 83 and 85 are firmly coupled to the lower surface or the side surface of the seat plate 84, and the supporting members 81 and 82 of the main body or the armrest portion can be inserted into the fixing member. It is formed into a structure that exists. The detachable structure includes not only a removable type but also a coupling by a bolt nut. In such a detachable system, the bookshelves 79 and 80 which are connected to the bookshelf support members 81 and 82 can be detachably attached to the bookshelf fixing members 83 and 85 fixed to the seat plate. Desorption is preferably made in the lower or side portion of the seat plate. The detachable structure in the present invention will be described at the same time as a structure for attaching or detaching the support member of the main body portion and the armrest portion as well as the desk. When using a notebook, it is the composition of the booklet to perform an auxiliary function so that the user can use the desk conveniently more efficiently. In the detachable type, the support member supporting the main body and the armrest portion or the small desk is firmly coupled without swinging, and when the support member is formed as two or more branches, it is not only firm but also rotated. This can be prevented, and the appearance can be made beautiful. In addition, in attaching the support member to the fixing member which is fixed to the seat plate, it is necessary to securely engage with a bolt or the like in order to perform a more firm attachment. To this end, the locking member is configured to the fixing member. When the removable bookshelf is not used, the bookshelf can be stored by inserting the bookshelf upside down into the space on the lower surface of the seat plate.

By implementing the present invention it is possible to simply install a desk in a narrow space. The present invention has added various forms of functions to maximize the function of the desk, the height adjustment of the desk, the length of the desk and the formation of the bookshelf and the formation of the cabinet and the high-policy upper portion can be placed.

Claims (14)

One side of the chair constitutes a main body formed with a desk, and the other side of the chair forms an armrest for supporting and sharing the load of the desk, wherein the main body is composed of a desk, a main body support member, and a rotating means. A chair with a desk. The chair according to claim 1, wherein the main body or the armrest is firmly fixed to the seat plate or column of the chair. The chair as claimed in claim 1, wherein the main body or armrest is detachably coupled to the seat plate or column of the chair. A chair is formed with a desk, characterized in that the main body is formed on one side of the chair, the main body is composed of a desk, the main body support member and the rotating means. The chair according to claim 1 or 2 or 3 or 4, wherein the rotating means rotates the desk in the vertical direction. 5. A chair as claimed in claim 1 or 2 or 3 or 4, wherein the rotating means rotates the desk in a horizontal plane in which the desk is formed. The chair according to claim 1 or 2 or 3 or 4, wherein a high policy upper part is fixed to the main body support member, and a rotating desk part is connected to the high policy upper part by a rotating means. . 8. The chair according to claim 7, wherein an extension blade is formed in the fixed desk unit. The method of claim 1, 2, 3, or 4, wherein the booklet fixing member is formed on the lower part or the side of the seat plate, and the booklet is formed on the booklet fixing member through the booklet supporting member. Chair features. The chair according to claim 1 or 2 or 3 or 4, wherein a storage cabinet is formed under the seat plate. The chair according to claim 1 or 2 or 3 or 4, wherein a foldable reading table is formed on an upper portion of the desk. The chair according to claim 1 or 2 or 3 or 4, wherein the main body portion and the armrest portion are engaged by the engaging protrusion and the engaging recess. The chair according to claim 1 or 2 or 3 or 4, wherein a length adjusting means is formed in the main body portion or the armrest portion. The chair according to claim 1 or 2 or 3 or 4, wherein the height adjusting means is formed in the main body portion or the armrest portion.