CN2130421Y

CN2130421Y - Multipurpose pupils'health bench combined with desk

Info

Publication number: CN2130421Y
Application number: CN 92230480
Authority: CN
Inventors: 李宏强
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-08-15
Filing date: 1992-08-15
Publication date: 1993-04-28
Anticipated expiration: 2002-08-15

Abstract

The utility model relates to a multipurpose pupils' health bench combined with a desk, which is connected with a sector rack and is hinged with desk legs at the bottom of a desk top in which a book net basket can be movably inserted. The upper segments of the upper stand legs of the elastic desk legs are provided with an adjusting device which can be fastened with the sector rack. A bench seat board and the bench legs are hinged with the horizontal segment of a V-shaped rod respectively. The upper stand leg is fixedly connected with a box iron with an upper opening. A front transverse rod is hinged in the box iron. An extension rod on the front transverse rod is movably sheathed and inserted with the horizontal segment of the V-shaped rod. The inclined vertical segemnt of the V-shaped rod is fixedly connected with a stand rod. The upper segment of the stand rod is hinged with a movable rod with a back support. An angular adjustment mechanism is arranged between the front box iron and the lower stand leg. An angle between the bench and the desk top can be adjusted by the adjustment mechanism. The slant of the desk top is adjusted by the sector rack.

Description

Multipurpose pupils'health bench combined with desk

The utility model relates to a kind of daily living article, particularly a kind of students ' health multi purpose table chair.

Present tables and chairs are independent setting, and therefore, its volume is big, floor space is big, and its height, angle all can't be regulated, and use so be not suitable for children.And the combined type tables and chairs that have a kind of tables and chairs to combine, be characterized in that chair is the circle spacing hinge on only leg table leg, launch during use, use up the back and fold into the desktop bottom, to reduce floor space, this combined type tables and chairs generally are used for public places such as dining room.And the desk in the general family also separates with seat, and its height of table top, inclination angle all can't change, and is not suitable for children or pupil and uses.

The purpose of this utility model just is to overcome the above-mentioned shortcoming and defect of existing in prior technology, and the students ' health multi purpose table chair of telescopic that a kind of table, chair combine and equal and adjustment is provided.

The purpose of this utility model is to realize by following technical scheme: be connected with a sector rack and be hinged with table leg in the movable desktop bottom that inserts book net basket, the upright leg epimere of going up of telescopic table leg is equipped with the guiding mechanism that can fasten with sector rack, chair seat board and chair leg are hinged with the V shape pole horizontal segment respectively, go up the channel that is fixed with a upper shed on the upright leg, be hinged with front rail in the channel, the movable sleeve of the extension bar on the front rail and the horizontal segment of V shape pole, V shape pole tilted and vertical section and vertical rod are connected, the vertical rod epimere is hinged with the bar alive that has backrest, between preceding channel and following upright leg, be provided with angle-adjusting mechanism, regulate seat and desktop angle by guiding mechanism, adjust the desktop gradient by sector rack.

Therefore remarkable result of the present utility model is:

Both had table, chair writes function, inclination angle, the height of being convenient to stored collapsed, particularly table, chair again all can be regulated, and are particularly suitable for children, student's use.It is convenient also to have the folding exhibition, moves to take characteristics easily.

Concrete structure of the present utility model is realized by the following examples and accompanying drawing thereof:

Fig. 1 is the utility model structure chart.

Fig. 2 is that the A of Fig. 1 is to view.

Fig. 3 is that the B of Fig. 1 is to partial view.

Fig. 4 is that the C of Fig. 1 is to partial view.

Be described in detail below in conjunction with 1～4 pair of concrete structure of the present utility model of accompanying drawing:

The utility model has desktop 20, table leg and backrest 1, it is characterized in that: desktop 20 bottom surfaces that insert book net basket frame 16 in activity are connected with sector rack 19, desktop 20 bottom surfaces be hinged with by upright leg 14 down and with upright leg 14 movable sleeves down on go out the table leg that leg 14A constitutes, on last upright leg 14A, be connected with the governor motion 15 that fastens with sector rack 19, the epimere transverse horizontal is fixed with the channel 13 that opening is all arranged up and down in the leg 14 standing down, be hinged with a front rail 10 that has extension bar 11 in the channel 13, extension bar 11 and the movable sleeve of the horizontal segment 4A of V shape pole 4, horizontal segment 4A and chair leg 7 reach with chair seat board 8 and are hinged respectively, on V shape pole 4, be hinged with the bar alive 2 that is connected with backrest 1 in the truss 3 of perpendicular section, be provided with an angle-adjusting mechanism 12 between channel 13 and following upright leg 14, following upright leg 14 and chair leg 7 lower ends respectively are connected with a V-arrangement spats 6.Referring to Fig. 1 to Fig. 3

Architectural feature of the present utility model also is:

The interior laterally activity of protruding block set 20A is worn and is connected with central siphon 21 under two symmetries that desktop 20 bottom surfaces are connected, the upright leg 14A upper end of going up of central siphon 21 middle parts and table leg is connected, be fixed with two sleeve pipes 17 in desktop 20 bottom surfaces, activity is inserted with intubate 18 in each sleeve pipe 17, take on the intubate 18 and be placed with book net basket frame 16, sector rack 19 is connected in desktop 20 bottom surfaces middle parts and the governor motion 15 that is connected with last upright leg 14A one side fastens or break away from, channel 13 is presented uncovered and U-shaped under shed, angle-adjusting mechanism 12 1 ends that are provided with at channel 13 sides are connected with following upright leg 14 epimere sides, its other end is a free end, be installed with in the draw-in groove 12B of angle-adjusting mechanism with front rail 10 and insert the bayonet lock 10A that wears, bayonet lock 10A outer end is twisted and is connected with spanner 12A, backrest 1 is connected with the bar 2 of living, the bar 2 of living is hinged with U-shaped opening truss 3, go up upright leg 14A and following upright leg 14, extension bar 11 is movable flexible sleeve with the horizontal segment 4A of V shape pole 4 and is connected, be provided with adjustment screw 9 at phase sleeve position, protruding under chair seat board 8 bottom surface symmetries have two cover for seat 8A, horizontal activity is coated with seat support bar 5 within the two cover for seat 8A, seat support bar 5 passes the horizontal segment 4A of V shape pole 4 and chair seat board 8 is hinged on horizontal segment 4A, and chair leg 7 is hinged on the horizontal segment 4A at seat support bar 5 rear portions.Referring to Fig. 1 to Fig. 4

Architectural feature of the present utility model also is:

The guiding mechanism 15 that fastens with sector rack 19 is to be made of the sleeve pipe 15A and the movable spring 15B that inserts the fixed bar 15C in sleeve pipe 15A and be set in outside the fixed bar 15C that are connected with last upright leg 14A one side, be interspersed with the transverse axis 15D of a compression spring 15B in fixed bar 15C stage casing, fixed bar 15C visits end outward and fastens with sector rack 19, and angle-adjusting mechanism 12 is to be adjusted plate and be positioned at the arc adjustment plate outside and twist the spanner 12A that connects with bayonet lock 10A by an arc that has arc-shaped slot 12B to constitute.Referring to Fig. 1 to Fig. 4

Of the present utility modelly easy to usely be:

Unscrew trip bolt 9, the following upright leg 14 of movable sleeve and the horizontal segment 4A of last upright leg 14A, preceding channel 13 and V shape pole 4 can be inserted or pull out, regulate the purpose that seat 8 and the seat of desktop 20 account for width and height of table top to reach, after adjust the position, again with screw-driving.Referring to Fig. 1

When needing to regulate the desktop gradient, the transverse axis 15D of guiding mechanism 15 presses in available subordinate, make it drive that fixed bar 15C moves down and the engaging of disengaging and sector rack 19, at this moment, after desktop 20 is placed on suitable angle, can open openhanded, spring 15B is entered fixed bar 15 jack-up and the engaging of sector rack 19 automatically, make the desktop location.Because insert by central siphon 21 movable sleeves the upright leg 14A upper end of going up of desktop and table leg, so can make things convenient for switching, its location is then realized with engaging of guiding mechanism 15 by sector rack 19.

When need change the angle position of seat plate 8, then pull the solid spanner 12A of degree of tightness, make the bayonet lock 10A on the front rail 10 loosening, lift up or down then and remove V shape pole 4, can make with the cross bar 10 of V shape pole 4 horizontal segment sleeves pin joint and rotate along V-shaped groove iron 13, to reach the purpose of the angle of adjusting seat plate 8, adjusts and spanner 12A is twisted extremely after suitable.Referring to Fig. 1 and Fig. 3

When needing to fold, earlier with the fixed bar 15C disengaging of guiding mechanism 15 and engaging of sector rack 19, make whole table leg can and come to left side, desktop 20 bottom surfaces, then angle-adjusting mechanism 12 is unclamped, make V shape pole 4, front rail 10 all can go up folding and be closed to desktop 20 face side, backrest 1 bendable folds to the edge of desktop 20, and chair plate 8 is smooth in desktop 20 fronts, chair leg 7 hangs down naturally, before folding, will be earlier with book net basket frame 16 and the intubate 18 that supports it from sleeve pipe 17 that the table bottom surface is connected extract, when needing, plug again temporarily.

Claims

1, students ' health multi purpose table chair, desktop 20 is arranged, table leg and backrest 1, it is characterized in that: desktop 20 bottom surfaces that insert book net basket frame 16 in activity are connected with sector rack 19, desktop 20 bottom surfaces be hinged with by upright leg 14 down and with upright leg 14 movable sleeves down on go out the table leg that leg 14A constitutes, on last upright leg 14A, be connected with the governor motion 15 that fastens with sector rack 19, the epimere transverse horizontal is fixed with the channel 13 that opening is all arranged up and down in the leg 14 standing down, be hinged with a front rail 10 that has extension bar 11 in the channel 13, extension bar 11 and the movable sleeve of the horizontal segment 4A of V shape pole 4, horizontal segment 4A and chair leg 7 reach with chair seat board 8 and are hinged respectively, on V shape pole 4, be hinged with the bar alive 2 of backrest 1 in the truss 3 of perpendicular section, be provided with an angle-adjusting mechanism 12 between channel 13 and following upright leg 14, following upright leg 14 and chair leg 7 lower ends respectively are connected with a V-arrangement spats 6.

2, according to the described students ' health multi purpose table of claim 1 chair, it is characterized in that: the interior laterally activity of protruding block set 20A is worn and is connected with central siphon 21 under two symmetries that desktop 20 bottom surfaces are connected, the upright leg 14A upper end of going up of central siphon 21 middle parts and table leg is connected, be fixed with two sleeve pipes 17 in desktop 20 bottom surfaces, activity is inserted with intubate 18 in each sleeve pipe 17, take on the intubate 18 and be placed with book net basket frame 16, sector rack 19 is connected in desktop 20 bottom surfaces middle parts and the governor motion 15 that is connected with last upright leg 14A one side fastens or break away from, channel 13 is presented uncovered and U-shaped under shed, angle-adjusting mechanism 12 1 ends that are provided with at channel 13 sides are connected with following upright leg 14 epimere sides, its other end is a free end, be installed with in the draw-in groove 12B of angle-adjusting mechanism with front rail 10 and insert the bayonet lock 10A that wears, bayonet lock 10A outer end is twisted and is connected with spanner 12A, backrest 1 is connected with the bar 2 of living, the bar 2 of living is hinged with U-shaped opening truss 3, go up upright leg 14A and following upright leg 14, extension bar 11 is movable flexible sleeve with the horizontal segment 4A of V shape pole 4 and is connected, be provided with adjustment screw 9 at phase sleeve position, protruding under chair seat board 8 bottom surface symmetries have two cover for seat 8A, horizontal activity is coated with seat support bar 5 within the two cover for seat 8A, seat support bar 5 passes the horizontal segment 4A of V shape pole 4 and chair seat board 8 is hinged on horizontal segment 4A, and chair leg 7 is hinged on the horizontal segment 4A at seat support bar 5 rear portions.

3, according to claim 1 or 2 described students ' health multi purpose table chairs, it is characterized in that: the guiding mechanism 15 that fastens with sector rack 19 is to be made of the sleeve pipe 15A and the movable spring 15B that inserts the fixed bar 15C in sleeve pipe 15A and be set in outside the fixed bar 15C that are connected with last upright leg 14A one side, be interspersed with the transverse axis 15D of a compression spring 15B in fixed bar 15C stage casing, fixed bar 15C visits end outward and fastens with sector rack 19, and angle-adjusting mechanism 12 is to be adjusted plate and be positioned at the arc adjustment plate outside and twist the spanner 12A that connects with bayonet lock 10A by an arc that has arc-shaped slot 12B to constitute.