CN2391496Y

CN2391496Y - Folding chair

Info

Publication number: CN2391496Y
Application number: CN 99217340
Authority: CN
Inventors: 蔡明良
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-07-30
Filing date: 1999-07-30
Publication date: 2000-08-16
Anticipated expiration: 2009-07-30

Abstract

The utility model discloses a folding chair which relates to a chair. The utility model is composed of a chair surface, at least a pair of short chair feet, a pair of long chair feet and at least four connecting frames, wherein, the chair surface if a quadrangular soft object, the four corner ends of the chair surface can be fixed on the top ends of the four chair feet respectively, all the chair feet are hollow tubular bodies, and a spring buckle is arranged in each chair foot. All the long chair feet are provided with telescopic inner tube frames and are positioned in different heights by the spring buckles. The connecting frames which are composed of scissors-shaped components and sleeve barrels are respectively arranged between every two contiguous chair feet and are positioned by the spring buckles of the short chair feet, so the chair can be unfolded into a use state, or the four chair feet are collected and folded by the connecting frames and are covered by the chair surface to form a storing state which is convenient for packing and transportation.

Description

Folding seat

The utility model relates to a kind of the unlatching for user mode or through ease of Use and gets final product the chair that folding becomes the small size collecting state.

Traditional chair all is to be fixedly connected on a seat and to be constituted by four chair pin, or, two chair pin are wherein extended more than seat and form the chair with chair back.No matter this traditional chair has or not the chair back, and significant disadvantages and inconvenience are all arranged, and promptly seat and chair pin are fixed into one and can not folding, need take certain space, are not easy to carry and go out to the open air use.

But furniture design person also once designed the chair that folding changes, and made it bending and folded as suitable hinge is set between the seat and the chair back, or seat is divided into two parts cooperates and cut shape chair pin and reach the purpose that folds.But, being seen these folding chairs of tradition, mostly can only between seat and chair pin, do folding the variation, chair integral body after folding still has certain volume, still need take sizable collection space, and when carrying this chair to outdoor use, still not convenient because of its volume after folding yet.

The purpose of this utility model promptly is to design and a kind ofly can rapid deployment is user mode or can folds the chair that becomes the small size collecting state through ease of Use.

To achieve these goals, the utility model utilizes a seat, at least one pair of short chair pin and a pair of bench pin and at least four links to constitute a kind of folding seat of unique texture.Seat is the soft fabric of a quadrangle, and its four jiaos of ends can be individually fixed in the top of chair pin; Each chair pin is hollow tubular body, and hollow inside is provided with snak link, and each bench pin all has a telescopic interior pipe support, and pipe support can be positioned different height by snak link in this; Each link is divided between the adjacent two chair pin, thereby make the chair pin can be launched into certain distance, and by the snak link location of two short chair pin chair to be opened be serviceable condition, perhaps borrows link that four pin are folded and coated the small size collecting state that forms for ease of packed and transported by seat.Be described in further detail below in conjunction with the technical characterictic of specific embodiment the utility model folding seat.

Accompanying drawing 1 is opened into the stereogram of user mode for the utility model folding seat;

Accompanying drawing 2 and accompanying drawing 3 are respectively chair pin deployed condition schematic diagram and seat schematic diagram;

Accompanying drawing 4 and accompanying drawing 5 are respectively chair pin collapse state schematic diagram and seat schematic diagram;

Accompanying drawing 6 and accompanying drawing 7 are respectively schematic diagram and the cutaway view of short chair pin snak link when not buckling into the sleeve slotted eye as yet;

Accompanying drawing 8 and accompanying drawing 9 are respectively short chair pin snak link and have buckled into schematic diagram and cutaway view in the sleeve slotted eye;

It is flexible and form the cutaway view of the differing heights chair back by snak link control that accompanying drawing 10 and accompanying drawing 11 are respectively the bench pin;

Accompanying drawing 12 and accompanying drawing 13 are respectively the schematic diagram of the utility model second embodiment and the 3rd embodiment.

1-11 with reference to the accompanying drawings, the utility model folding seat is to be made of a seat 10, a pair of short chair pin 20, a pair of bench pin 30 and four links 40 being connected between the adjacent two chair pin.

Seat 10 is a quadrangle, make by soft dry goods material (as canvas), its four jiaos of ends and both sides opposite position are respectively equipped with a plurality of fixing holes 11, and can be individually fixed in seat support and the bench back of the body of the top of four chair pin by fixing hole 11 with the formation chair, or will seat 10 be fixed in the top of four chair pin again after suitably folding and form the seat support and the short chair back of chair, be respectively equipped with the collar 12 in seat 10 rear surface both sides in addition, and can be sheathed on bench pin 30 by the collar 12 and make seat 10 be connected in four chair pin, or optionally seat 10 is disassembled on four chair pin.

Short chair pin 20 is hollow tubular bodies of the equal length made with square tube or pipe, its upper end is a sealing and a sealed circle handle screw rod 21, its bottom is provided with foot pad 24 in order to kiss the earth, its hollow inside is provided with a snak link 22, and the slotted eye convexity of protruding button 23 on short chair pin 20 tube walls of this snak link 22 stretched, with the sleeve 43 of the frame 40 that is fastened and connected.

Bench pin 30 also is the hollow tubular body made from square tube or pipe, its upper, open end sheathed one telescopic interior pipe support 31, its bottom is provided with foot pad 33 and is used for kiss the earth, suitable high and low position is provided with at least two slotted eyes 36,37 on the tube wall, and pipe support 31 can be positioned differing heights and cooperate seat 10 to form the chair back of differing heights in making with the snak link 34 that cooperates interior pipe support 31 inside.The upper end of interior pipe support 31 is a sealing and a sealed circle handle screw rod 32, interior pipe support 31 is provided with a snak link 34 near the hollow inside of bottom, and protruding button 35 default slotted eye convexity on interior pipe support 31 tube walls of this snak link 34 is stretched, in control during pipe support 31 stretching motions, the protruding button 35 of this snak link 34 can be buckled into the bench that be positioned at slotted eye 36 high-order on bench pin 30 tube walls and make pipe support 31 upwards protrude out location and formation chair and be carried on the back, or the protruding button 35 that makes snak link 34 when interior pipe support 31 stretching motions buckles on bench pin 30 tube walls in the low level slotted eye 37, and pipe support 31 shrinks the location downwards and forms the short chair back of chair in making.

Link 40 is made of the connecting rod 41 of a pair of identical length and the sleeve 43 that is nested with on each chair pin, two connecting rods, 41 middle being become by pivot 42 pivot joints are cut the shape member, each both sides rod end of cutting the shape member is articulated in respectively between adjacent two

chair pin

20 and 20, adjacent two

chair pin

20 and 30, the adjacent two

chair pin

30 and 30, wherein a rod end is articulated in chair pin top or upper end wall, another rod end is articulated on the outer sleeve 43 of same chair pin, is connected on the sleeve 43 of chair pin and adjacent chair pin by connecting rod 41 two ends respectively thereby make each cut the shape member.Control connection frame 40 is cut shape when motion, sleeve 43 motion that promptly on each chair pin 20 or chair pin 30, slides up and down, and

chair pin

20,30 is folded concentrate or open and locate.

The unlatching location of chair pin is to utilize two short chair pin 20 and be set in short chair pin 20 outer sleeves 43 to realize, the upper limb of sleeve 43 is provided with one and protrudes outside guide groove 44, sleeve 43 walls of guide groove 44 bottoms are provided with a slotted eye 45, when sleeve 43 on short chair pin 20 during sliding motion, borrow the snak link 22 of guide groove 44 bootable short chair pin 20, make its protruding button 23 can buckle into slotted eye 45 smoothly, thereby sleeve 43 is fixedly positioning on short chair pin 20, and then the long and short chair pin of expansion is fixedly positioning, chair can normally be used and unlikely any contraction.

Above-mentioned folding seat practical combinations operating procedure is:

1, two short chair pin 20 and two bench pin 30 are launched, make the upwards slippage and buckle 23 and fasten the location of sleeve 43 on the two short chair pin 20 by protruding;

2, the interior pipe support 31 of adjusting bench pin 30 is the height of the high chair back or the low chair back;

3, screw off the round handle screw rod 21 and the circle handle screw rod 32 on two short chair pin 20 and two bench pin, 30 tops, again four jiaos of ends of seat 10 are fixed in the top of two weak point chair pin 20 and two bench pin 30 by circle handle screw rod 21 and round handle screw rod 32, promptly form operational chair.

Just in time opposite when folding with the aforesaid operations step:

1, screws off round

handle screw rod

21,32, screw in circle

handle screw rod

21,32 behind the dismounting seat 10 again to each chair pin top;

2, the interior pipe support 31 of adjusting bench pin 30 is punctured into the shortest;

3, the sleeve 43 downward slippages on the control two short chair pin 20 make each link 40 to cut the shape motion two short chair pin 20 and two bench pin 30 be folded;

4, the chair pin that utilizes seat 10 to be coated on to fold forms chair to be convenient to the minimum volume of packing and transporting.

Except that above-mentioned most preferred embodiment, suitably increase assembly and can make the utility model variation and increase its function more.

Accompanying drawing 12 is second embodiment of the present utility model.In this embodiment, with three short chair pin 20, three bench pin 30 be connected to seven links 40 between adjacent two chair pin, cooperate a larger area seat to constitute love seat again, and have and launch the location and fold to small size so that the identical function of packing and transportation.

Accompanying drawing 13 is the 3rd embodiment of the present utility model.In this embodiment, utilize four short chair pin 20, four bench pin 30 and be connected to 10 links 40 between the adjacent two chair pin, cooperate a larger area seat 10 to constitute one three seat again, and have and launch the location and fold to small size so that the identical function of packing and transportation.In this embodiment, if chair is adjusted to short chair back form, then can be for use as camp bed.

In the foregoing description, can cut the link 40 of shape motion, in order to round handle

screw rod

21,32 of locating between sealed seat 10 and each chair pin and the

snak link

22,34 that is positioned at each chair pin hollow inside etc., be many for one of example of implementing, except previous embodiment assembly and structure, the utility model also can use other similar assembly to constitute equivalent device, reach the identical purpose of cutting the shape motion, articulating and fastening, and might not leave no choice but use the device shown in the embodiment can not.

The seat that the utility model also can use other unlike material to make is as replacing the canvas seat with seats such as skin, plastic cement synthetic skin, nylon cloth and braids.

The utility model can rapid deployment be also orientated user mode as, or becomes to be convenient to the small size state packing and transport through the ease of Use folding.Therefore, the utility model is particularly suitable for the chair as various occasions uses.

Claims

1, a kind of folding seat is characterized in that being made of a seat, at least one pair of short chair pin and a pair of bench pin and at least four links;

Described seat is a quadrangle, make by soft material, its four jiaos of ends and dual-side opposite position are respectively equipped with a plurality of fixing holes and can be fixed in chair pin top forming the seat support and the chair back by fixing hole, and its rear surface both sides are provided with the collar and can be sheathed on the bench pin so that seat links to each other with the bench pin by the collar;

Described short chair pin is isometric hollow tubular body, its a upper end sealing and a sealed circle handle screw rod, and its bottom is provided with foot pad, and its hollow inside is provided with a snak link, and the protruding button of snak link default slotted eye convexity on short chair pin tube wall is stretched the sleeve with the frame that is fastened and connected;

Described bench pin also is hollow tubular body and has scalable interior pipe support in the upper end mouth of pipe, its bottom is provided with foot pad, high and low position on its tube wall is provided with at least two slotted eyes makes interior pipe support be positioned differing heights with the snak link of pipe support inside in cooperating, the upper end of interior pipe support is a sealing and a sealed circle handle screw rod, and interior pipe support is provided with a snak link and protruding button default a certain slotted eye convexity on interior pipe support tube wall of this snak link is stretched so that interior pipe support fixedly positioning near the hollow inside of bottom;

Described link is made of the connecting rod of a pair of identical length and the sleeve that is nested with on the chair pin, middle being become by the pivot pivot joint of two connecting rods cut the shape member, top, both sides or the rod end of cutting the shape member are hubbed at respectively between the adjacent two chair pin, wherein a rod end is articulated in chair pin upper end wall, another rod end is articulated on the outer sleeve of same chair pin, the upper limb of sleeve is established a guide groove that outwards protrudes and be used to guide short chair pin snak link, and the sleeve wall of guide groove bottom is provided with a slotted eye.