KR200365955Y1 - chair interating with desk board - Google Patents

Abstract

The present invention relates to a chair, and more particularly, to a chair support board integrated chair that allows reading or memo, etc. in a seated state of the chair.

To this end, the present invention has a receiving portion concave on the back of the chair back, a guide hole having a length in the vertical direction in communication with the receiving portion, and a groove portion formed with a plurality of locking jaws uniformly fixed in the vertical direction to the backrest The fixing member, the movable member reciprocating along the length of the guide hole, the locking means provided on the movable member and repeating the locking and releasing along the locking step formed in the recess of the fixing member; A book support plate hinged to both sides and accommodated in the accommodation unit or exiting from the housing unit, and both ends are hinged to the back and the moving member of the book support plate to support the book support plate while adjusting the rotation angle of the support plate; The movable member is prevented from being caught by the locking jaw when the movable member is completely rotated upward. It includes a latch release means for moving back to the lower portion, and the front plate is provided with a support plate integrated chair characterized in that the cushion member for fixing the cushion member to the user while fixing the cover member is fixed.

Description

Bookcase integrated chair {chair interating with desk board}

The present invention relates to a chair, and more particularly, to a chair support board integrated chair that allows reading or memo, etc. in a seated state of the chair.

In general, a book-backed chair is used as a lecture chair for academy without a desk. In particular, a book holder is provided in a lecture room, lecture room, or seminar room, and the audience is seated on the chair. I can take notes.

Attached Figure 1 is a perspective view schematically showing a conventional integrated chair holding plate.

As shown in the drawing, the conventional book support plate integrated chair is composed of a support frame 1, a seat plate part 2, and a backrest 3 of the chair.

A support frame 4 is formed at one side of the support frame 1, and a book support plate 5 is hingedly coupled to an upper end of the support frame 4 to be rotated vertically or horizontally.

In addition, a supporting jaw 7 is formed in the hinge coupler 6 between the supporting frame 4 and the book supporting plate 5 so as to support the book supporting plate 5 in a horizontal state.

Since the book support plate integrated chair configured as described above is normally supported on the support jaw 7 of the hinge coupler 6 in a horizontal state, whenever the user sits or stands on the seat plate 2, The hassle of always rotating the backing plate 5 arises.

In order to solve this problem, a chair supporting plate integrated chair proposed by the present applicant is disclosed in Korean Registered Utility Model No. 0336084.

Attached FIG. 2 is an exploded perspective view schematically illustrating the chair supporting plate integrated, and FIG. 3 is a longitudinal cross-sectional view of FIG. 2.

As shown, the book support plate integrated chair has a support frame (1), the seat plate portion 2 and the backrest (10) as a basic configuration, the book support plate is proposed to have a certain area depth on the back of the back (10) of the chair Receiving portion (10a), the book support plate insertion hole (10d) formed long in the horizontal direction on the inner surface of the book holding plate receiving portion (10a), guide holes formed long in both sides of the inner wall of the holding plate receiving portion (10a) ( 10c), the book support plate 20 folded in a state accommodated in the book support plate receiving portion (10a) or unfolded in a state orthogonal to the backrest 10, formed integrally on both sides of the book support plate 20, the book support When folding the plate 20 serves as a rotating shaft in the state of being fitted into the guide hole (10c) and when the book support plate 20 is moved up and down in the unfolded state to serve as a guide shaft in the state of being fitted into the guide hole (10c) Fitting protrusion 20a, the upper portion of the support plate receiving portion (10a) Fastening end (10b) formed on the stepped, formed on the upper end of the book support plate 20 is fastened to the fastening end (10b) in the state that the book support plate 20 is folded to accommodate the book support plate receiving portion (10a) It is configured to include an elastic piece 30 for fixing the 20 to the holding plate receiving portion (10a).

The user rotates the book support plate 20 to extend from the book support plate receiving portion 10a, and then uses one end of the book support plate 20 to fix the book support plate insertion hole 10d, and after use, the book support plate ( Rotate 20) in reverse to return it to the backing plate receiving part 10a.

However, since the book support plate integrated chair as described above, the book support plate 20 is inserted into the book support plate insertion hole 10d and fixed only in a horizontal state, so that the user cannot adjust the use angle of the book support plate 20, which is inconvenient in use.

The present invention is to solve the above-mentioned problems, the object of the present invention is to provide a seat plate integrated chair that can be used by the user to adjust the angle of the support plate.

1 is a perspective view schematically showing a conventional integrated chair holding plate

Figure 2 is an exploded perspective view schematically showing another conventional chair holding plate integrated

3 is a longitudinal cross-sectional view of FIG.

Figure 4 is a perspective view showing a state in which the book support plate of the book support plate integrated chair according to an embodiment of the present invention is accommodated in the receiving portion

5 is a perspective view showing a state in which the book support plate of the book support plate integrated chair according to an embodiment of the present invention is rotated

Figure 6 is an exploded perspective view showing a coupling relationship between the receiving portion and the book support plate of the integrated chair support plate according to an embodiment of the present invention

Figure 7 is a perspective view showing the locking member of the book support plate integrated chair according to an embodiment of the present invention

8 is a cross-sectional view showing a state in which the engaging member is accommodated in the movable member of the book support plate integrated chair according to an embodiment of the present invention

9 is a front view showing a state in which a locking projection is caught on a locking piece of the book support plate integrated chair according to an embodiment of the present invention

Explanation of symbols for the main parts of the drawings

1: support frame 2: seat plate

100: back 110: receiving portion

111: guide hole 120: fixing member

121: groove groove 122: locking jaw

123: insertion groove 124: lower groove

130: cushion member 200: book support plate

210: base jaw 220: flexible handle

221: handle groove 230: rod

300: moving member 310: seating portion

311: release groove 400: locking member

410: jamming protrusion 420: release jaw

500: spring

In order to achieve the above object, the present invention provides a receiving portion recessed on the back of the chair, a guide hole having a length in the vertical direction and communicating in the front and rear direction, and a groove portion in which a plurality of locking jaws are formed uniformly. And a fixed member fixed in a vertical direction to the receiving portion forming part of the front of the backrest, a movable member reciprocating along the length of the guide hole in the absence of detachment, and provided in the movable member when the movable member is moved. A locking means for repeating the locking and release along the locking jaw formed in the recess of the fixing member, and the book support plate is hinged to both sides of the upper end of the receiving portion and rotated based on the hinge coupling portion to be accommodated in the receiving portion or exit from the receiving portion. And, one end is hinged to the back of the book support plate and the other end is hinged to the moving member of the moving member A rod supporting the support plate to maintain the adjusted angle while adjusting the rotation angle of the support plate according to the moving position, and the moving member by preventing the catching means from being caught on the locking jaw when the moving member is fully rotated upwards. Is provided with a latch release means for allowing the back to move to the lower side, and the cushion member for providing a cushion wall to the user while the fixing member is covered on the front of the backrest is provided with a single chair supporting plate.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to FIGS. 4 to 9.

4 and 5 are perspective views illustrating a state in which the book support plate of the book support plate integrated chair according to the embodiment of the present invention is accommodated in the accommodation portion and the state in which the support plate is rotated, and FIG. 6 is an exploded view illustrating a coupling relationship between the accommodation portion and the support plate. Perspective view.

As shown, the chair of the present invention is integrated with the backrest plate of the present invention is composed of the support frame 1, the seat plate portion 2 and the backrest 100, which is the same as the basic configuration of the conventional chair.

Hereinafter, the main configuration of the present invention will be described.

First, the back surface of the back 100 is provided so that the receiving portion 110 has an area and a depth of a predetermined size, the inner side is formed with a guide hole 111 having a length in the vertical direction and communicating in the front and rear direction.

In addition, the fixing member 120 is fixed to the receiving portion 110 forming part of the front of the backrest 100, the groove portion formed with a plurality of engaging jaw 122 along one side inside the fixing member 120. 121 is formed in the vertical direction.

The locking step 122 is formed of an inclined surface formed to be inclined upwardly at a predetermined angle and a horizontal surface extending from the inclined surface, and the inclined surface and the horizontal surface are formed continuously and uniformly in the longitudinal direction along one side of the recess 121.

In addition, the upper side of the book support plate 200 is hinged to the receiving portion 110, can be accommodated in the receiving portion 110 or exit from the receiving portion 110 while being rotated around the hinge coupling portion.

One end of the rod 230 is hinged to the rear surface of the support plate 200, and the other end of the rod 230 is hinged to the moving member 300, the moving member 300 when the support plate 200 is rotated ) Reciprocates in a state in which there is no detachment along the guide hole 111 formed inside the accommodating part 110 by the rod 230.

In addition, the bottom of the book support plate 200 is formed with a support jaw 210 protruding upward toward the outside of the book support plate 200, the lower portion of the book support plate 200, the flexible handle 220 and the handle groove 221 ) Is provided.

The flexible handle 220 is convex to the outside by an external force and protrudes from the support surface of the book support plate 200, the handle groove 221 is a book support plate to smoothly hold the flexible handle 220 by hand. It is dug more concave than the supporting surface of 200.

7 is a perspective view showing a locking member of the book support plate integrated chair according to an embodiment of the present invention, Figures 8a, 8b and 8c are cross-sectional views showing a state in which the locking member is accommodated in the movable member.

As shown, a seating portion 310 is formed inside the rear surface of the movable member 300, and a release groove 311 is formed below the seating portion 310.

In addition, the locking member 400 is seated on the seating part 310, and the locking member 400 is installed to be rotatable inside the seating part 310 about the upper one side of the body, and the recessed part 121 is provided. It has a locking projection 410 is caught on the locking projection 122 formed in).

Then, a spring 500 is provided between the inner surface of the seating portion 310 and one side surface of the locking member 400 to impart an elastic force to the locking member 400.

On the other hand, the front of the back 100 is preferably fixed to the cushion member 130 for giving the cushion wall to the user while covering the fixing member 120.

The operation of the integrated chair holding plate configured as described above is as follows.

First, when the book support plate 200 is not used, the book support plate 200 is in a state accommodated in the receiving unit 110.

In this state, when the user grasps the flexible handle 220 for use of the book support plate 200 and pivots the book support plate 200 upward, the moving member connected to the book support plate 200 through the rod 230 ( 300 is moved upward along the guide hole 111, the locking member 400 accommodated in the seating portion 310 of the moving member 300 is also moved upward with the moving member (300).

When the locking member 400 is moved upward, the locking protrusion 410 is moved upwardly to the position (a) of FIG. 9 along the recess 121 to the locking step 122 formed on one side of the recess 121. As shown in FIG. 8B, the locking member 400 is pushed by the locking jaw 122 to compress the spring 500 and rotates clockwise.

In this state, when the locking protrusion 410 reaches the position (b) of FIG. 9, the locking member 400 is rotated counterclockwise as shown in FIG. 8A by the elastic force of the spring 500 in the compressed state, Accordingly, the locking protrusion 410 is caught by the locking jaw 122 to prevent the downward rotation of the support plate 200 and the downward movement of the movable member 300.

In addition, when the user continues to rotate the book support plate 200 upward, the moving member 300 is moved further upward, the locking projection 410 is repeatedly caught and released on the locking step 122 in accordance with the above-described operation.

Therefore, the user can adjust the upward rotation of the book support plate 200, it can be used to fix the book support plate 200 at the optimum angle for them.

At this time, books or memo papers, etc. placed on the book support plate 200 are prevented from slipping by the support jaw 210 formed at the bottom of the book support plate 200.

In addition, if the flexible handle 220 is kept in a convex state, it is inconvenient to place a book on the book support plate 200, so as to press the flexible handle 220 into the handle groove 221 to eliminate the above-mentioned inconvenience Can be.

On the other hand, after the use of the book support plate 200 is finished, if you want to accommodate the book support plate 200 in the receiving unit 110 again, the user rotates the book support plate 200 to the maximum, the locking projection 410 After preventing the hook from being caught by the locking step 122, the book support plate 200 may be rotated downward to accommodate the book support plate 200 in the accommodation unit 110.

That is, when the user rotates the book support plate 200 to the maximum, the locking member 400 accommodated in the seating portion 310 of the moving member 300 is moved to the uppermost end of the guide hole 111, and the locking protrusion ( 410 is moved to the upper portion of the recess 121, the position (c) of FIG.

When the locking projection 410 is moved to the upper portion of the recess 121, the locking member 400 is rotated in the clockwise direction by compressing the spring 500 by the inclined surface of the upper recess 121.

In addition, when the locking protrusion 410 reaches the upper end of the recess 121, the locking protrusion 410 is fitted into the insertion groove 123 formed on the upper end of the recess 121, the locking member 400 Although the movement is stopped, the moving member 300 continues to move upward along the guide hole 111 by the rotation of the support plate 200.

As such, as the locking member 400 is stopped and the moving member 300 continues to move upward, the lower end of the locking member 400 is rotated while the locking member 400 is compressed while compressing the spring 500 as shown in FIG. 8C. The release jaw 420 formed at the insertion portion 310 is inserted into the release groove 311.

Therefore, when the release jaw 420 is inserted into the release groove 311 is prevented the rotation of the locking member 400 is rotated downward to move the book support plate 200 to move the movable member 300 and the locking member 400 downward Even if the locking protrusion 410 is not caught by the locking jaw 122 to maintain the release state, the user rotates the support plate 200 downward downward to accommodate the support plate 200 in the receiving unit 110. Can be.

On the other hand, in the process of the book support plate 200 is rotated downward and accommodated in the accommodating portion 110, the locking projection 410 reaches the position (d) of Figure 8, the locking projection 410 is the groove portion ( The moving member 300 continues to move downward along the guide hole 111 in a state where the locking member 400 is stopped by engaging with the lower end 124 of the 121.

Accordingly, the lower end of the locking member 400 is separated from the release groove 311 of the seating part 310, and the locking member 400 is rotated counterclockwise by the restoring force of the spring 500 to be in a state before use. Waiting in the state of FIG. 8A.

Accordingly, the user can rotate the book support plate 200 again to adjust the angle.

As described in detail above, the book support plate integrated chair of the present invention, because the upper and both sides of the top of the book support plate is hinged to the receiving portion is rotated, the locking projection is repeatedly caught and released on the locking jaw, so that the user Has an effect that can be adjusted.

Claims (5)

A receptacle concave on the back of the chair, A guide hole having a length in the vertical direction and communicating with the front and rear direction, A fixing member having a plurality of locking jaws having a uniformly formed recess and fixed in a vertical direction to a receiving portion forming part of the front surface of the backrest; A movable member capable of reciprocating along the length of the guide hole in the absence of separation; A locking means provided in the moving member and repeating the locking and releasing along the locking step formed in the recess of the fixing member when the moving member moves; Hinged to both sides of the upper end of the receiving portion, and a book support plate which is received or exited from the receiving portion while being rotated based on the hinge coupling portion; One end is hinged to the back of the support plate and the other end is hinged to the moving member, the rod supporting the support plate to maintain the adjusted angle while adjusting the rotation angle of the support plate according to the moving position of the moving member, And a locking release means for allowing the movable member to move downward again by preventing the locking means from being caught by the locking jaw when the movable member is completely rotated upward. The front plate of the backrest is integrated chair, characterized in that the cushion member for fixing the cushion wall to the user while covering the fixing member is fixed. The method of claim 1, The locking means A seating groove formed in the moving member; A locking member inserted into the seating groove and having fluidity; A catching protrusion formed on the catching member and repeating the catching and releasing of the catching jaw of the fixing member; And a spring installed between the seating portion and the catching member to impart an elastic force to the catching member so that the catching protrusion repeats the catching and releasing along the catching jaw. The method of claim 1, Jam release means A release jaw formed at the lower end of the locking member; A release groove formed at a lower portion of the seating portion and into which a release jaw is fitted; Is formed on the top of the groove portion when the book support plate is moved up to the maximum as the locking projection is fitted as the release jaw is seated in the release groove to prevent the rotation of the locking member is inserted into the insertion groove for releasing the locking of the locking projection and the locking jaw A book support plate integrated chair comprising a. The method of claim 1, At the bottom of the support plate is a book support plate integrated chair, characterized in that the support jaw protruded to prevent the book placed on the book support slip. The method of claim 1, At the bottom of the backing plate A flexible handle protruding outward by an external force and protruding from the support surface of the support plate, Chair support plate integrated chair, characterized in that provided with a recess groove recessed more concave than the support surface of the book support plate to smoothly hold the flexible handle by hand.