CN2404410Y

CN2404410Y - Arm-rest of folding chair

Info

Publication number: CN2404410Y
Application number: CN 99257115
Authority: CN
Inventors: 蔡庭胜
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-12-03
Filing date: 1999-12-03
Publication date: 2000-11-08
Anticipated expiration: 2009-12-03

Abstract

The utility model discloses an arm-rest of folding chairs, which is mainly composed of a lap joint seat, an arm-rest plate and an elevating seat, wherein the lap joint seat is arranged on the upper end of a front foot rack, and the lap joint seat is provided with a spring clamping tenon which is clamped with a hole of the front section of the arm-rest plate; the back end of the arm-rest plate is pivotally connected with the front end of the elevating seat, and the back end of the elevating seat is fixed to a sling. Besides, the arm-rest is provided with a containing concave part which has a cover plate, the containing concave part is used for placing beverage containers and then the use convenience is enhanced. When the arm-rest folding chair is folded, the arm-rest deviates from the hole of the arm-rest plate by pressing the spring clamping tenon, and by pulling a canvas seat, the sling drives the elevating seat to move. Because the elevating seat and the arm-rest plate are mutually pivoted, the folding effect is achieved.

Description

A kind of handrail of fold-down seat

The utility model relates to a kind of handrail of fold-down seat.

As shown in Figure 7, existing canvas seat fold-down seat, comprise foot rest 4, members such as back of the body bar 5 and canvas seat 6, wherein handrail 61 structures are also made by canvas, and direct and canvas seat 6 is combined into one, canvas seat 6 comprises the seat 62 and the chair back 63 of canvas system, its foot rest 4 is then by four groups of X type bridges 41,42 are arranged in cuboid, every group of bridge 41,42 by two strut members 411,412 or 421,422 articulate in the centre and to form, and adjacent two groups of bridges 41 or 42 are respectively with the body of rod 411,412 or 421,422 upper and lower side is articulated on the pedestal 43 jointly, and these pedestals 43 promptly constitute eight end points of aforementioned cuboid, wherein the pedestal 43 of four end points in top combines with canvas seat 62, and the corresponding respectively up and down upright back of the body bar 5 of pegging graft of the pedestal 43 of four end points in rear, in order in conjunction with the canvas chair back 63,61 on handrail relies on suspender belt 64 to hang over the chair back 63 upper ends in the rear end, handrail 61 front ends then push up the extension top that hangs over the place ahead foot rest 41 and are bent on the horizontal section of accepting 413.When amounting to, when the pull-up canvas seat 62 and the chair back 63, four groups of bridges 41 fold by pivoting point respectively, then handrail 61 also folds naturally, but canvas handrail 61 is not because of there being rigidity, during use as placing container for drink such as open cup, then as easy as rolling off a logly topple over, even on canvas handrail 61, establish the suitcase 611 that depression is gone down, still can easily not topple over because of canvas has rigidity, therefore, as putting container for drink, must be good with plastic cement plate body, but the plastic cement handrail of existing form have the shortcoming that can't amount to than the preferable rigidity of canvas handrail 61 tools.

The purpose of this utility model promptly is to provide a kind of handrail of fold-down seat, makes it not only can have the convenience that can put container for drink simultaneously with the folding and amount to of fold-down seat.

For reaching above-mentioned purpose, solution of the present utility model is: a kind of handrail of fold-down seat, mainly form by an overlap joint seat, a balustrade panel and an elevating bracket, and be used with foot rest, the canvas seat carrying on the back bar and be provided with suspender belt, foot rest upper end before wherein the overlap joint seat is located at, and the overlap joint seat is established a spring trip, establish a hole in balustrade panel leading portion correspondence, balustrade panel is provided with the depression of holding of plate with cover in addition, the balustrade panel rear end articulates the front end of elevating bracket, establish a sleeve at back of the body bar upper sliding sleeve on elevating bracket, the elevating bracket rear end is then fixed with suspender belt.

In the handrail of above-mentioned a kind of fold-down seat, its overlap joint seat is to establish fin above a bend pipe, the two parallel flanges that stretch out are established in bend pipe the place ahead, flange is provided with guide groove, establish the spring trip between two flanges, the spring trip is to push up a spring by a trip to form, and trip is that a cap shape and both sides protrude out the sliding guide vane in the flange guide groove of card.

A hole is respectively established at the depression one side two ends that hold of the set plate with cover of balustrade panel, cover plate on one side two ends respectively establish one with the lug of the corresponding projection in hole.

Both sides, balustrade panel rear end inner face is respectively established a lug that inwardly protrudes out, and correspondence is provided with the hole that engages with lug in the front end both sides of elevating bracket.

After adopting said structure, because each inter-module of the utility model is the relation of engaging mutually or pivot joint, and its front end is inserted solid in preceding foot rest upper end, the rear end is fixed with suspender belt again, make it have enough rigidity, the cover plate of opening balustrade panel during use exposes and holds depression, just can place the cup jar and wait container for drink; When folding fold-down seat, the spring trip of pushing the overlap joint seat earlier makes its hole that breaks away from balustrade panel leading portion correspondence, and then draws the canvas seat, and suspender belt spurs elevating bracket simultaneously, and elevating bracket and balustrade panel cause the effect that can amount to because of articulating to reach mutually again.

Below in conjunction with drawings and Examples the utility model is done further detailed description.

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is that the utility model is combined in the stereogram on the fold-down seat;

Fig. 3 is that the utility model is combined in the side view on the fold-down seat;

Fig. 4 is that the utility model makes up vertical cross-sectional schematic;

Fig. 5 is the transverse sectional view of the utility model articulated section;

Fig. 6 is the schematic diagram of amounting to of the present utility model;

Fig. 7 is a stereogram of commonly using fold-down seat.

As shown in Figure 1, the utility model mainly is made up of overlap joint seat 1, one balustrade panel 2 and an elevating bracket 3, wherein:

Overlap joint seat 1 is to establish fin 12 to overlap balustrade panel 2 described later above a bend pipe 11, bend pipe 11 the place aheads two parallel flanges 13 that stretch out, and establish guide groove 131 on the

flange

13,13 of two flanges are established spring trip 14, this spring trip 14 is to be headed on a spring 142 and constituted by a trip 141, wherein trip 141 is that a cap shape and both sides protrude out guide vane 143 to block cunning in the guide groove 131 of flange 13, and a bar 144 is established in addition with sleeve spring 142 in trip 141 rear ends, and by the elastic force of spring 142 trip 141 is supported to evagination with normality;

The corresponding trip of balustrade panel 2 leading portions 141 places establish a hole 21, balustrade panel 2 leading portions are provided with in addition and hold depression 22, hold depression 22 1 side two ends and respectively establish a hole 221, and insert and articulate by the lug 231 of a cover plate 23 two ends projections on one side, both sides, balustrade panel 2 rear end inner face is respectively established a lug that inwardly protrudes out 24 so that articulate elevating bracket 3 described later;

The corresponding aforesaid lug 24 in the front end both sides of elevating bracket 3 is respectively established a hole 31, establish a sleeve 32 on the elevating bracket 3 in addition and can slide on the back of the body bar 5, elevating bracket 3 back segments then are provided with flange 33[flange 33 and are provided with hole (indicate)] so as with nail catcher (sign) on the suspender belt 64 of canvas seat 6 and fix.

During combination, shown in Fig. 2,3, overlap joint seat 1 is inserted the section of consolidating in bridge 41 upper ends of foot rest 4 of accepting 413 with its bend pipe 11, and on foot rest 4, set up canvas seat 6, and foot rest 4 rears also combine with back of the body bar 5, and the leading portion of balustrade panel 2 is as shown in Figure 4, trip 141 fastenings of hole 21 and spring trip 14, balustrade panel 2 rear ends then as shown in Figure 5, the lug 24 on the balustrade panel 2 can support hand-hole 31 and articulate with elevating bracket 3, and balustrade panel 2 is fixed on foot rest 4.

During use, expose after the cover plate 23 of balustrade panel 2 is opened and hold depression 22 for placing container for drink such as cup jar; When folding fold-down seat, to push spring trip 14 earlier and make trip 141 break away from hole 21, balustrade panel 2 just breaks away from overlap joint seat 1, draws canvas seat 6 then, and as shown in Figure 6, suspender belt 64 draws elevating bracket 3 simultaneously, and elevating bracket 3 can be amounted to because of articulating mutually with balustrade panel 2 again.

Claims

1, a kind of fold-down seat handrail, it is characterized in that: mainly form by an overlap joint seat, a balustrade panel and an elevating bracket, and be used with foot rest, the canvas seat carrying on the back bar and be provided with suspender belt, wherein, foot rest upper end before the overlap joint seat is located at, and the overlap joint seat is established a spring trip, establish a hole in balustrade panel leading portion correspondence, balustrade panel is provided with the depression of holding of plate with cover in addition, articulates the front end of elevating bracket in the balustrade panel rear end, establish a sleeve at back of the body bar upper sliding sleeve on elevating bracket, the elevating bracket rear end is then fixed with suspender belt.

2, the handrail of a kind of fold-down seat as claimed in claim 1 is characterized in that: the overlap joint seat is to establish fin above a bend pipe, and the two parallel flanges that stretch out are established in bend pipe the place ahead, and flange is provided with guide groove, establishes the spring trip between two flanges.

3, the handrail of a kind of fold-down seat as claimed in claim 2 is characterized in that: the spring trip is to push up a spring by a trip to form, and trip is that a cap shape and both sides protrude out the sliding guide vane in the flange guide groove of card.

4, the handrail of a kind of fold-down seat as claimed in claim 1 is characterized in that: a hole is respectively established at the depression one side two ends that hold of the set plate with cover of balustrade panel, cover plate on one side two ends respectively establish one with the lug of the corresponding projection in hole.

5, the handrail of a kind of fold-down seat as claimed in claim 1 is characterized in that: both sides, balustrade panel rear end inner face is respectively established a lug that inwardly protrudes out, and correspondence is provided with the hole that engages with lug in the front end both sides of elevating bracket.