CN2199715Y - Armchair - Google Patents

Abstract

The utility model relates to an armchair composed of a cushion support frame, a backrest support frame, two front foot frames, two rear foot frames and two armrests, wherein, the cushion support frame is pivoted on two front and rear foot support frames. The armrests are pivoted at the top of the two front foot frames and the two rear foot frames. The two bottom ends of the backrest support frame are pivoted near the rear foot frame of the cushion support frame. Middle point is pivoted with the ends of the armrests. The ends of the bottoms of the armrests are used for pivoting with the front foot frames, the rear foot frames and the backrest support frame, and the ends present a state of open space. Certain space is formed in the inner parts of the side walls of the armrests, so that the front and the rear foot frames can be buried in the space when folded. The pivoting positions of the armrests and the front and the rear foot frames form height differences, so that folding can be smooth.

Description

Armchair

The utility model relates to a kind of chair tool, a kind of Foldable chair tool of Armrest particularly, it is to be open space at the close chair back frame end place of handrail, and there is difference in height forward and backward chair pin and support articulated section, is fitted fully when the chair tool is folded and more saves the space.

The kind of chair tool is a lot of, visual use occasion, the difference of occupation mode and do different designs, and the convenience that uses because of the user, there is bigger difference in space utilization when transporting or depositing, generally on structure, can divide into fixed and Foldable, but for asking its comfortableness, generally all be provided with handrail, so that user's both hands can be placed thereon, for easy to use, and wasting space not, folding chair tool uses more general, and it is the shift position at any time, can fold conveniently again, can be rated as a convenient furniture that uses, but the mechanism of amounting to of the Foldable chair tool of being sold on the market still has a fly in the ointment.

As shown in Figure 1, be a kind of chair tool that in the past can amount to, it is made up of two front and back foot rests 1,1 ', one seat cushion 2, two handrails 3, a backrest 4, wherein:

In the middle of two front and back foot rests 1,1 ' are gone up approximately and the position on top respectively is provided with axis hole 11,11 ', 12,12 ' (if being seen that by the place ahead its profile slightly is H shape); On the intermediate shaft hole 11 of foot rest 1, both sides, its rear end respectively were pivoted with a connecting plate 21 before seat cushion 2 front ends two sides were hubbed at, and the intermediate shaft hole of using with foot rest 1 ' 11 ' articulates; Handrail 3 bottoms are provided with a sealing bead 31(as shown in Figure 2, for showing its structure, among the figure specially with its inversion), and section respectively is provided with pivoted hole 311,312,313 before, during and after the sealing bead 31 on same plan-position, preceding, the middle pivot joint axis hole 311,312 of two handrails 3 is hubbed at bipod 1,1 ' upper extreme point axis hole 12,12 ' is located, both sides, backrest 4 bottom are hubbed on the connecting plate 21 of seat cushion 2 rear ends, and locate to be hubbed at back pivoted hole 313 places of handrail 3 in the middle of it.

So, when each parts assembly, but mat each other traction and fix, can be for sitting, and in the time will folding, can be with seat cushion 2 and backrest 4 pressings, the interlock of mat handrail 3 then, front and back foot rest 1,1 ' also can be affected and folded, at last as shown in Figure 3, pivot joint axis hole 311 because of handrail 3,312 position is at grade, so first interference place is just at this bipod 1 when folding, 1 ', the sealing bead 31 of handrail 3 is only held and bipod 1, part, 1 ' articulated section sinks into wherein, foot rest 1 when therefore folding, 1 ' also is closed bead 31 lower ends hinders, and can't make the complete joint of each member, relative many spaces that also account for.

As the above analysis, this kind can fold the folding design of chair tool in the past, and be obviously not desirable to the greatest extent yet, so that fail to reach the boundary of abundant folding, and make its packaging volume still expend too many space, so that its transportation, storage, still need higher cost, and be not inconsistent economic benefit.

The purpose of this utility model is to provide a kind of handrail of chair tool, makes to fold each assembly of back and fitted fully, to reduce packaging volume.

Principal character of the present utility model is, handrail is hubbed at the top end of two forward and backward foot rests, and the handrail inner space gets so that be embedded in wherein during forward and backward foot rest folding, itself and the forward and backward foot rest position that is pivoted forms difference in height again, for example can take front-low-rear-high shape, and handrail is open space in end, makes forward and backward foot rest can fit in the handrail bottom side fully when folding.

Chair tool of the present utility model has following effect:

Because the bottom of Chair armrest of the present utility model and the end that is connected with the front and back foot rest, leave certain space, when the chair tool is folded, forward and backward foot rest can both entirely be embedded in the handrail, volume after it is folded reduces, and can save packing and cost of transportation, the corresponding practicality that improves this chair tool.

Be elaborated below by most preferred embodiment and accompanying drawing handrail to chair tool of the present utility model, in the accompanying drawing:

Fig. 1 is a kind of side view of the tool of chair in the past.

Fig. 2 is the stereogram of Chair armrest in the past.

Fig. 3 be in the past the chair tool fold side view (showing the state that it fails to fold fully).

Fig. 4 is the stereogram of the utility model chair tool.

Fig. 5 is the stereogram of the utility model Chair armrest.

Fig. 6 is the side view of the utility model chair tool deployed condition.

Fig. 7 is the side view (showing the state that it fully folds) of the utility model chair tool collapse state.

As shown in Figure 4, the chair tool of the utility model embodiment, it mainly is made up of two forward and backward foot rests 6,6 ', one cushion rack 7, two handrails 8, a back bracket 9 and backing cushion 10.

In the middle of two front and back foot rests 6,6 ' are gone up approximately and the position on top respectively is provided with axis hole 61,61 ', 62,62 ', and its profile slightly takes the shape of the letter U; Cushion rack 7 front ends two sides are hubbed on the intermediate shaft hole 61 of preceding foot rest 6, both sides, its rear end respectively are pivoted with a connecting plate 71, and the intermediate shaft hole of using with rear leg 6 ' 61 ' articulates, before two handrails 8 are hubbed at two, rear leg 6, four top ends of 6 ', and this handrail 8 is integrated through injection molding moulding, (as shown in Figure 5, for showing its structure, among the figure specially with its inversion), its two sidewalls, 81 structures are double-deck, to increase the area of handrail face, and still leave the space for saving between each parietal layer of material, so give reinforcement with reinforced ribs 82, and in two sidewalls, the 81 middle dented space 83 that are formed with, and form an open space 84 in its end, before making, rear leg 6,6 ' is buried when folding and is fallen into wherein, be provided with one in two sidewalls 81 near the front end place again and run through drive-connecting shaft hole 85, also be provided with one in the place, centre and run through drive-connecting shaft hole 86, be provided with a pivot hole 87 at open space 84 places again, and the position that articulates axis hole 85 is lower than pivot joint axis hole 86 and produces difference in height A, and this difference in height A by chance is the cross section diameter of a foot support 6, purpose is before making, rear leg 6,6 ' when folding, interference between each assembly minimizes, be able to parallel folding fully, avoiding accounting for exceptional space, and increase packaging volume more; Back bracket 9 is hubbed at the connecting plate 71 of cushion rack 7, and middle pivot hole 87 places that are hubbed at two handrails 8; Backing cushion 10 is located on cushion rack 7 and the back bracket 9, for seating.

So, when launching as shown in Figure 6, but each parts articulated section upset of mat and traction each other, and fix, available, when folding as shown in Figure 7, it is smooth that cushion rack 7 is up turned down with back bracket 9, and two forward and backward foot rests 6,6 ' also folding simultaneously, set dented space 83 and terminal open space 84 on mat two handrails 8, and articulate axis hole 85 and the difference in height A that articulates axis hole 86, reach complete fit-state and be able to parallel folding, so respectively organize member when folding, do not produce each other and interfere and smooth the folding of energy, to save additional space.

Claims (2)

1, a kind of chair tool of Armrest, it is made up of a cushion rack, a back bracket, bipod and two handrails, and the both sides, front and back of cushion rack are hubbed at respectively on the two front and back foot rests; Handrail is hubbed at the top Dian Chu of two front and back foot rests; Back bracket two ends are hubbed near the rear leg place, and it articulates with handrail is terminal near middle place;

It is characterized in that: handrail bottom is open space in order to the end of the sidewall that articulates with forward and backward foot rest and back bracket, the handrail interior forms dented space, handrail and front and back foot rest pivot points form a difference in height, and this difference in height equals the cross section diameter of a foot rest.

2, chair tool according to claim 1 is characterized in that: described handrail sidewall is for double-deck, and the space between each wall is provided with reinforced ribs.

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