CN87211052U

CN87211052U - Multi-purpose convenient table combined with chair

Info

Publication number: CN87211052U
Application number: CN 87211052
Authority: CN
Inventors: 王宗稳
Original assignee: Individual
Current assignee: Individual
Priority date: 1987-06-06
Filing date: 1987-06-06
Publication date: 1988-10-12

Abstract

The utility model discloses a multi-purpose desk combined with chair for family life and learning. Families are important for the life and the learning of adults and children, purchasing desk, easel and arts frame costs a lot and takes space, and the height of chair can not adapt to the life and learning of growing children, thus affecting the growth of children. Therefore, the utility model can be folded upward and erected as arts frame or to be stored, and the desktop can be inclined to different angles for learning and drawing. An adjustable triangular steady structure composed by belts is provided with a hanging bag and a stationery channel. The height and the distance to the desk of the chair can be adjusted according to the needs of adults and children. The desk combined with chair is steady, saving of materials and easy to be folded, which is suitable for family life and learning.

Description

Multi-purpose convenient table combined with chair

The utility model is the adjustable foldable piece desk and chair of many usefulness that family life, study are used.

People take much count of self or child's life, study.Have any problem and in cubicle, lay dining table, desk, draft holder, so many on fine arts frame, frame.Simultaneously, child grows up day by day, and having a meal, learning also to have the tables and chairs that height is suitable.And common tables and chairs are difficult to be fit to the needs that child's life, study, drawing and height change, and influence is learnt and grown.

For head it off all makes tables and chairs adjustable usually.Chinese patent ZL85201572 proposes backrest, chair and height that the seat height is all adjustable, adjustable desk tilts.This tables and chairs complex structure, and can not folding, taking up space, the family that this is low to taking in, house is little uses inconvenience.

The purpose of this utility model is that a kind of piece desk and chair shelf structure simple in structure will be provided.It not only can adjust the angle of inclination of spacing, height and the desktop of tables and chairs as required, and can deposit by folding.

Utility model is achieved in that as shown in Figure 1, " going into " font prop up the ground body frame "

" chair frame of the back of the body on the bar."

" table shelf structure of the back of the body on the bar.The chair frame is supported by parallelogram sturcutre, can make the horizontal lifting of seat, and changes the tables and chairs spacing simultaneously.Chair not foldable being buckled in of time spent "

" on the bar.The table frame is made up of entablature scalable (during triangle), the four-bar linkage structure that can upwards turn up (during quadrangle).Change a spacing of ground table leg, the leg-of-mutton upper beam of extension table frame can make about desktop along downward-sloping, or make the horizontal lifting of whole desktop.Table frame upper beam is turned up the formation quadrangle, and erect, draw table leg simultaneously in, desktop is erected to greatest extent, make fine arts frame and use to height.Not the time spent, can overlap side rods such as tetragonal two groups of table frame, make the downward folding of desktop, so that deposit, transport.

The utility model is the integral layout that has improved the folding shelf structure on the basis of existing folding table, chair, stool, makes the tables and chairs disjunctor.And realized that adjustment, use, folding promptly make things convenient for again use more.The part and the processing charges that are increased are few, and most of part can be made of leftover pieces.

The concrete structure of utility model is provided by following embodiment and accompanying drawing.

Fig. 1～Fig. 6 is the piece desk and chair shelf structure figure according to the convenient multi-purpose that the utility model proposes.Fig. 7～Figure 13 is the user mode figure when being in different purposes.

Describe details and working condition in detail below in conjunction with Fig. 1～Figure 13 according to the concrete structure that the utility model proposes.

By only the drawn structure of this tables and chairs frame one side of Fig. 1, become axial symmetry with opposite side.The leg 1 of band cross bar 2,3 is hinged with the leg 25 of band cross bar 26 by 24, forms " going into " cabinet frame.Its opening angle with the sill 28 middle hangnail cleeks 30 that weld of pole 35, is controlled the spacing of leg 1 and 25 by the iron hoop 31 of weldering on the four-way of installing on the bar 34 by belt 32.Belt 32 also can pass retainer ring 29.Hangnail cleek 34 and a plurality of hasp ring 33 are arranged on the belt 32.For firmly, pole 35 upper ends are welded with cross bar 36, and pole 35 lower ends are hinged with leg 25 by 27, and 35 upper ends are hinged with link rod plate 41 by 45.The four-

way

43,43 that there is a band card silk centre that the middle downside of link rod plate 41 is welded with beam 42,42 and 4 structures as shown in Figure 4, it be with the pull bar 57 that tightens pit to combine to be used for fixing fine arts frame.Bar 57 is hinged on the desktop 55 by 56.The other end of link rod plate 41 is formed slide hinges by 44 with fixing crossbeam triangle iron plate 37 on the table, and 44 can slide along the groove on 37 38, and may be stuck on each bayonet socket 39 on the groove 38.Plate 37 is hinged by 40 with leg 25.The downside at desktop 55 left and right two edges has the

hinge

47,52 of band bounce-back spring, respectively

stationery groove

48,53 is hinged on below the left and right edge of desktop.

Firm stationery groove

48,53 pins respectively during use with pin plate 49,54.There is the stationery bull ladle 50 of band slide fastener 51 on a desktop left side along downside as shown in Figure 6.The desktop lower right side has the whole folding bundle of tables and chairs time-out to wear the draw ring 46 of belt 32 usefulness.

Be welded with the postive stop baffle 61 when half garden shape chair is high adjusts plate 8 and chair folding on the leg 1.61 tops are with male and female velcro 59,60.Be used for tying the good chair of folding, as shown in figure 13.Leg 1 is hinged with chair main strut 7 by 6.The entablature 14 of bar 7 is hinged the "T"-shaped floor 19 on the chair frame by axle sleeve 13,13A.Floor 19 is an one with support iron plate 15.Iron plate 15 is hinged with chair list pole 12 by 17.1,7,12,15 constitute parallelogram chair crane.Chair is adjusted on the plate 8 a plurality of adjustment hole 9.Clamping plate 10 are by handle sieve bolt 11 and 8 clampings of adjustment plate, and the structure of adjustment plate 8 and clamping plate 10, sieve bolt 11 as shown in Figure 5.Clamping plate 10 are screwed on the different hole 9, can change the angle of bar 7, press the purpose that arrow 58 directions are adjusted chair height and tables and chairs spacing thereby reach, as shown in figure 12.Clamp 16 on the chair gripper shoe 15 is postive stop baffles of chair lowest order.As seat tilts when adjusting tables and chairs, can adjust the length of single pole 12, makes the seat level.For firmly, handle card silk 5 is arranged on the four-way 4, the chucking pit is arranged on the single pole 12, be convenient to barre 12 chuckings like this, make seat safe and reliable.For ease of folding, the chair back 22 is hinged with chair frame 18 by 21, and the 20th, lean on baffle plate, the 23rd, chair cushion behind the chair back.Fig. 3 is a chair frame structure vertical view, and Fig. 2 is the right view of the relative Fig. 1 of tables and chairs frame.When desk is done draft holder, make desktop to the right the method that has a down dip of (left side) limit have: 1. as shown in Figure 7, reduce the angle of (increasings) ground table leg 1 and 25, control with belt 32.2. extend the leg-of-mutton top of (shortening) table frame.Be hinge 44 along sliding tray 38 to the right (left side) slide, make the angle of a

frame

35 and 25 become (little) greatly.Right (left side) has a down dip and uses the stationery groove 53(48 on right (left side) limit when doing draft holder).If the desktop level is descended as Figure 10 or when raising, can 1. 2. adjust the angle of table leg 1 and 25 and the angle of a frame pole 35 and leg 25 simultaneously by method with method as Figure 11.The method that the desktop height is put up fine arts frame is upwards turned up a table frame entablature 37 with arm-tie 41 as shown in Figure 8, becomes quadrangle with

bar

25 and 35, pull bar 57 hinged on the card silk braid tube 43 on the crossbeam 42 and the desktop 55 is connected sets up then.Draw table leg 1 and 25 simultaneously in, so promptly reduced the table leg occupation of land and made desktop frame De Genggao again.The method that the whole foldings of tables and chairs frame are packed up is (this moment is without pull bar 57) as shown in Figure 9, and crossbeam 37 and connecting plate 41 are overlapped, and barre 35 and leg 25 overlap, and two groups of rod members are overlapping to the bottom right folding then.With belt 32 the tables and chairs frame that all folding is good is passed through ring 46 bundle jails at last.

Claims

1, a kind of piece desk and chair that is particularly suitable for the convenient multi-purpose that family life, study, drawing, the fine arts use has table, seat height, the adjustable foldable structure that tilts, and it is characterized in that:

1. the tables and chairs frame whole adopt folding type "

" the shape structure, "

" font prop up ground body frame "

" chair shelf structure of the back of the body on the bar, "

" table shelf structure of the back of the body on the bar.

2. four-bar linkage structure is adopted in the support of chair frame, and its king-rod 12 combines with card silk braid tube 4 on the cross bar 3, and bar 7 combines composition chair adjustment structure with adjustment board component 8～11 on the leg 1.

3. the table frame is by table leg 25, pole 35, crossbeam angle iron 37, slidably arm-tie 41 constitutes desktop folding, adjustment type four-bar linkage structure.

2, device as claimed in claim 1 is characterized in that chair adjusts board component and form upper shed adjustable clamp compact form guiding mechanism by fan-shaped iron plate 8, hole 9, clamping plate 10, sieve bolt 11.

3, device as claimed in claim 1 is characterized in that leg 1 upper end bending by 24 outsides that are hinged on leg 25, has the belt 32 of bracelet ring to combine with hangnail cleek 30 on the crossbeam 28 on the crossbeam 3.

4, device as claimed in claim 1 is characterized in that the sliding tray 38 of being with bayonet socket 39 is arranged on the crossbeam angle iron 37 under the desktop.

5,, it is characterized in that the leg 25 and the upper end of bar 35 lay respectively at the both sides of angle iron 37 as claim 1,4 described devices.

6, piece desk and chair as claimed in claim 1, the lower edge that it is characterized in that two the table limits vertical with angle iron 37 all have the stationery groove 48,53 that can instead be affixed on the desktop downside and upwards pin decide the pin plate 49,54 of stationery groove, and chair one side has a stationery bull ladle 50.