CN201920176U

CN201920176U - Double folding chair

Info

Publication number: CN201920176U
Application number: CN2010206416234U
Authority: CN
Inventors: 杨宝庆; 曾怡
Original assignee: Zhejiang Hengfeng Top Leisure Co Ltd
Current assignee: Zhejiang Hengfeng Top Leisure Co Ltd
Priority date: 2010-12-06
Filing date: 2010-12-06
Publication date: 2011-08-10
Anticipated expiration: 2020-12-06

Abstract

The utility model relates to a double folding chair suitable for two people, which overcomes the defects that the existing folding chair only can be used by one person, and inconvenience is caused by splicing when the chair is used by two people. The double folding chair comprises a chair frame and chair cloth, wherein the chair frame comprises a back frame, a seat frame, handrail frames and leg frames which are hinged with one another, the widths of the back frame, the seat frame and each leg frame are fit with the width of two people, the middle position of the seat frame is provided with a cross bar, the front end of the seat frame is connected and fixed with a connecting rod, and the end part of the cross bar is connected with the middle of the connecting rod. The seat frame and the back frame are set to be suitable for the width of two people, so convenience is provided for two people to use, and the cross rod is fixed in the middle position of the seat frame to divide the seat frame into two seats, divide the chair cloth into two seats simultaneously, and support the chair cloth.

Description

The two-player foldable chair

Technical field

The utility model relates to a kind of folding chair structure, especially a kind of two-player foldable chair that is fit to two people's uses.

Background technology

Folding seat is little with its weight, folding easy to use, liked by everybody, no matter be in indoor use, still use out of doors, folding seat is all very convenient, carries also not take big space folding seat of a great variety, folding mode is also varied, present folding seat generally all is the structure of single use, and the width at seat is all smaller, only is fit to a people and uses.

The seat width of double chair is bigger, and therefore the scope of application is also relatively wider to be fit to two people's uses.And take local smaller, if common single folding seat, wanting two people to use simultaneously then needs to combine, two single folding seat are used cumbersome altogether as double chair, bump easily between chair and the chair and rock, and also rub easily when rocking, be easy to generate sound, and folding seat can not fold simultaneously, needs single folding, cumbersome successively.

Patent Office of the People's Republic of China has announced a CN2912367Y patent on June 20th, 2007, name is called the multifunctional folding chair frame, this chair frame is provided with chute below arm-rest frame, the front support rod of foot support and the top of back stay are hinged on the chute of arm-rest frame below, by one fixedly swing arm fix the position of top on chute of foot support, but fixedly the swing arm use is not too convenient, particularly when regulating back of the body frame angle, and this chair frame also has only a seat, can not two people use simultaneously.

Summary of the invention

The purpose of this utility model provides a kind of two two-player foldable chairs that the people uses simultaneously that are fit to.

The utility model has solved existing folding seat and can only an independent people use, and uses inconvenient shortcoming if double use causes with regard to necessary amalgamation, provides a kind of two people of being fit to use folding convenient, the two-player foldable chair that weight is less simultaneously.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of two-player foldable chair, comprise chair frame and chair cloth, the chair frame comprises back of the body frame, seat, arm-rest frame and the leg frame that is hinged, it is characterized in that carrying on the back the width of frame, seat and leg frame and two people's width adapts, the seat centre position is provided with cross bar, the front end of seat is fixedly connected with connecting rod, and the end of cross bar is connected with the centre of connecting rod respectively.The width of the leg frame of seat, back of the body frame and support all is two people's a width, so just being fit to two people uses, cross bar in the middle of the seat is used for seat is divided into two seats, clearer and more definite two people use, even a people also can distinguish when using, can support chair cloth simultaneously, a people uses the intermediate recess that also can not make chair cloth, the connecting rod of seat front end is used for fixing and supports, use as two people like this with after the two single folding seat amalgamations, reduced support, overall weight is little, and folding can settling at one go, use convenient.

As preferably, connecting rod has two reclinate arcs, and the centre position of two arcs is connected with the end of cross bar.The position of connecting rod is in the leg curvature position of human body, and the connecting rod camber just in time gets out of the way human knee's back, can not influence use.

As preferably, the two-player foldable chair also comprises shelf, is connected with support bar in the middle of the shelf, and upper end and the crossbar end of support bar are hinged, and the center fixed of carrying on the back frame has montant, and the lower end and the cross bar of montant are hinged.Support bar and montant can be connected to form overall structure with cross bar, improve whole stability of strutting system.

As preferably, the leg frame comprises front leg and back leg, front leg and back leg are the Eight characters to be supported, the upper end of leg frame is with slide hinged with arm-rest frame and be provided with retaining mechanism, be hinged with rocking bar between back leg middle part in the leg frame and the seat, be hinged with pull bar between an end of the hinged seat of rocking bar and the middle part of the front leg in the leg frame.Slide hinged finger can slide and also can rotate, when back of the body frame is adjusted angle, position between arm-rest frame and the leg frame changes, angle also changes thereupon, therefore adopt slide hinged mode to connect, adjusting to correct position can lock with retaining mechanism, retaining mechanism can be toothed handwheel, pin or eccentric wheel structure, the parallelogram that forms in the chair frame, can be adjusted to back of the body frame arbitrarily angled and keep seat to be in horizontal structure, be in maximum deployed condition from back of the body frame is equal with seat, be fit to lie, sit near vertical being fit to seat to back of the body frame, to reducing angle gradually to folded state, middle arbitrary state can be locked by retaining mechanism, directly be connected between seat and the leg frame, seat is parallel with arm-rest frame, the leg frame only causes seat not steady with the arm-rest frame ease of connection, for making seat be in controllable state, need restraint device between seat and the leg frame, rocking bar is set can makes between seat and the leg frame a relative circumference relationship is arranged, pull bar can be controlled front leg and also makes the chair frame folding smooth simultaneously with the open angle of back leg simultaneously.

As preferably, arm-rest frame comprises bar and handrail shell, and the upper end of front leg and back leg is hinged to the front and back position place of a slip cap lower end respectively, is provided with sliding eye in the middle of the slip cap, and bar is through in the sliding eye.Bar is through in the sliding eye, and slip cap and arm-rest frame just can be realized sliding, and hinged respectively just can the realization of slip polite formula leg frame rotated.

As preferably, retaining mechanism comprises that tooth bar reaches and the tooth bar meshed gears, tooth bar is fixed on arm-rest frame lower surface place, gear is arranged on slip cap inside, the slip cap sidewall is provided with arc and lacks the hole and be communicated with the locking slideway that arc lacks the hole and tilts to tooth bar, and the gear shaft of gear is through arc and lacks in the hole.The wheel shaft of gear can slide between scarce hole of arc and locking slideway, in the time of in arc lacks the hole, wheel and rack is in the separation shape, this moment, slip cap can slide front and back on bar, when gear shaft entered into the locking slideway, the locking slip cap thereby wheel and rack is meshed prevented that the leg frame from producing relative slip with arm-rest frame, adjust the angle of back of the body frame, gear shaft is pushed into the locking slideway just will carries on the back the position that frame is fixed on required angle.

As preferably, the position, both sides near the rear end on the seat is fixed with horizontal rotating shaft, and rocking bar is vertical with rotating shaft hinged, and pull bar is arranged on outside the leg frame, and back leg is in rotating shaft and the formed angular range of pull bar, and the cross section of pull bar is the rectangular configuration of round-corner transition.The Plane of rotation of rotating shaft and the perpendicular assurance seat of rocking bar is in leg frame scope and vertical with the leg frame, thereby guarantee that seat is around the axle rotation that is in level, the position of back leg is inboard crossing with rotating shaft at pull bar, after making that the chair frame launches, seat can be shelved on by rotating shaft and make seat stressed rationally on the back leg.

As preferably, rocking bar comprise two parallel perpendicular section with the vertical crosspiece of perpendicular section, two perpendicular sections split the mobile jib both sides at back leg, crosspiece is H shape, the crosspiece middle part is the curved portions of indent, place, crosspiece axle center is through hole, rotating shaft penetrates in the through hole.The mobile jib profile of the curved portions of crosspiece and back leg matches, and perpendicular section mode that splits makes the stressed more reasonable of back leg.

As preferably, the position of rotating shaft between upper seat frame and crosspiece is equipped with the transition body, and the transition body is towards an end of the seat arc connecting portion for matching with the seat side, and the transition body is the step that is inserted in the through hole towards an end of crosspiece.Can limit the distance of crosspiece and seat by the transition body, guarantee the gap between seat and the leg frame, when preventing the seat rotation and the leg frame interfere.

As preferably, crosspiece is connected with rotating disk towards an end of pull bar, one side of rotating disk is provided with the step that matches with through hole, rotating disk inside is provided with the flat hole that penetrates for pull bar, the end of pull bar is provided with circular hole, rotating shaft penetrates transition body, crosspiece, rotating disk and pull bar successively, and rotating disk and rotating shaft is fixed by screw in the end of rotating shaft.In the end of pull bar can being hidden in by rotating disk, prevent to form outstanding structure and cause danger, also can screw concealed assurance appearance is concordant.

The beneficial effects of the utility model are: seat, the back of the body of folding seat are set up the width that is set to suitable two people, and convenient two people use, and seat centre position fixed transverse rod can be distinguished two seats, chair cloth also can also be divided into two seats and support chair cloth simultaneously.

Description of drawings

Fig. 1 is a kind of structural representation of the utility model;

Fig. 2 is a kind of perspective view of the utility model;

Fig. 3 is the enlarged drawing of a kind of retaining mechanism of the utility model;

Fig. 4 is the exploded perspective view of a kind of rocking bar of the utility model and pull bar;

Fig. 5 is a kind of folding intermediateness figure of the utility model;

Fig. 6 is a kind of folding end-state figure of the utility model;

Among the figure: 1, chair cloth, 2, back of the body frame, 3, connector, 4, arm-rest frame, 5, slip cap, 6, shelf, 7, front leg, 8, pull bar, 9, back leg, 10, rocking bar, 11, U-shaped sheet, 12, seat, 13, the handrail shell, 14, bar, 15, tooth bar, 16, arc lacks the hole, and 17, gear, 18, the locking slideway, 19, rotating shaft, 20, the transition body, 21, perpendicular section, 22, flat hole, 23, rotating disk, 24, through hole, 25, crosspiece, 26, pillow, 27, support bar, 28, connecting rod, 29, strut, 30, montant.

The specific embodiment

Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.

Embodiment: a kind of two-player foldable chair (referring to accompanying drawing 1 accompanying drawing 2), comprise chair frame and chair cloth 1, the chair frame comprises the back of the body frame 2 that is hinged, seat 12, arm-rest frame 3 and leg frame, back of the body frame, the width of seat and leg frame and two people's width adapts, the leg frame divides front leg 7 and back leg 9, arm-rest frame 4 front ends and seat 12 front ends are hinged to the upper end and the position, middle and upper part of shelf 6 respectively, back of the body frame, seat, leg frame and shelf all are to bend to U-shaped shape structure by round steel pipe, shelf 6, seat 12, back of the body frame 2 and arm-rest frame 4 are formed the bar linkage structure of parallelogram, the seat centre position is provided with cross bar 29, the front end of seat is fixedly connected with connecting rod 28, the end of cross bar is connected with the centre of connecting rod respectively, connecting rod has two reclinate arcs, the centre position of two arcs is corresponding with the end of cross bar, be connected with support bar 27 in the middle of the shelf, the upper end and the crossbar end of support bar are hinged, the center fixed of back of the body frame has montant 30, the lower end and the cross bar of montant are hinged, be fixed with opening U-shaped sheet 11 up at the rear side position of seat 12, the U-shaped openend of back of the body frame down, and be hinged on the U-shaped sheet, arm-rest frame 4 comprises bar 14 and handrail shell 13, be equipped with slip cap 5 on the bar 14, the upper end of front leg 7 and back leg 9 is hinged to the front and back position place of moving cover lower end respectively, be provided with sliding eye in the middle of the slip cap 5, bar 14 is through in the sliding eye, the slip cap sidewall is provided with arc and lacks hole 16 and be communicated with the locking slideway 18 that arc lacks hole 16 and tilts to bar, the lower surface of bar 14 is fixed with tooth bar 15, tooth bar 15 and gear 17 engagements, the gear shaft of this gear 17 is through arc and lacks in the hole 16 (referring to accompanying drawing 3), the arranged outside of leg frame has the pull bar 8 of the rectangular configuration of round-corner transition, one end of pull bar is hinged to the middle part of front leg 7 by rotating disk 23, be hinged with rocking bar 10 between back leg middle part and the seat, the dual-side of seat is fixed with seat and is in conplane rotating shaft 19, rocking bar 10 comprise two parallel perpendicular section 21 with the crosspiece 25 vertical with perpendicular section 21, two perpendicular sections, the 21 mobile jib both sides that split at back leg, crosspiece 25 is H shape, crosspiece 25 middle parts are the curved portions of indent, place, crosspiece 25 axle center is through hole 24, rotating shaft 19 penetrates in the through hole 24, position between rotating shaft 19 upper seat frames and the crosspiece is equipped with transition body 20, transition body 20 is the arc connecting portion towards an end of seat, transition body 20 is the step that is inserted in the through hole towards an end of crosspiece, crosspiece is connected with rotating disk 23 towards an end of pull bar, one side of rotating disk 23 is provided with the step that matches with through hole, rotating disk inside is provided with the flat hole 22 that penetrates for pull bar, the end of pull bar 8 is provided with circular hole, rotating shaft 19 penetrates transition body 20 successively, crosspiece 25, rotating disk 23 and pull bar 8, and rotating disk and rotating shaft are fixed (referring to accompanying drawing 4) by screw in the end of rotating shaft, skeleton, the inner side edge of seat and shelf is fixed with the connector 3 that corrugated round steel is made, the dual-side of chair cloth is fixed on the connector 3, be connected with pillow 26 at the upper side edge of chair cloth near the position of neck, pillow is nested with on chair cloth by ring set, is connected and fixed with thread gluing between ring set and the chair cloth.

Unclamp gear, gear is moved to arc lack in the hole, will carry on the back frame simultaneously and overturn backward, bar slides in slip cap backward, and it is motionless that seat keeps, and back of the body frame is set level the formation chaise longue gradually, this moment gear shaft is pushed into the locking slip and makes wheel and rack mesh, be fit to lie; To carry on the back frame and overturn forward, toward front slide, back of the body frame is turned to the vertical seat that forms with seat to bar in slip cap; Front leg is overturn backward, and pull bar promotes rocking bar and turns over, and makes front leg and back leg close up, and the rear end of seat has a down dip simultaneously, and the front end of seat upwarps, and back of the body frame closes up formation folded state (referring to accompanying drawing 5 accompanying drawings 6) with seat gradually.

Above-described embodiment is a kind of preferred version of the present utility model, is not the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.

Claims

1. two-player foldable chair, comprise chair frame and chair cloth, the chair frame comprises back of the body frame, seat, arm-rest frame and the leg frame that is hinged, it is characterized in that carrying on the back the width of frame, seat and leg frame and two people's width adapts, the seat centre position is provided with cross bar, the front end of seat is fixedly connected with connecting rod, and the end of cross bar is connected with the centre of connecting rod respectively.

2. two-player foldable chair according to claim 1 is characterized in that connecting rod has two reclinate arcs, and the centre position of two arcs is connected with the end of cross bar.

3. two-player foldable chair according to claim 1 and 2, it is characterized in that the two-player foldable chair also comprises the leg rest frame, be connected with support bar in the middle of the leg rest frame, the upper end and the crossbar end of support bar are hinged, the center fixed of back of the body frame has montant, and the lower end and the cross bar of montant are hinged.

4. two-player foldable chair according to claim 1, it is characterized in that the leg frame comprises front leg and back leg, front leg and back leg are the Eight characters to be supported, the upper end of leg frame is with slide hinged with arm-rest frame and be provided with retaining mechanism, be hinged with rocking bar between back leg middle part in the leg frame and the seat, be hinged with pull bar between an end of the hinged seat of rocking bar and the middle part of the front leg in the leg frame.

5. two-player foldable chair according to claim 1, it is characterized in that arm-rest frame comprises bar and handrail shell, the upper end of front leg and back leg is hinged to the front and back position place of a slip cap lower end respectively, is provided with sliding eye in the middle of the slip cap, and bar is through in the sliding eye.

6. according to claim 1 or 4 or 5 described two-player foldable chairs, it is characterized in that retaining mechanism comprises that tooth bar reaches and the tooth bar meshed gears, tooth bar is fixed on arm-rest frame lower surface place, gear is arranged on slip cap inside, the slip cap sidewall is provided with arc and lacks the hole and be communicated with the locking slideway that arc lacks the hole and tilts to tooth bar, and the gear shaft of gear is through arc and lacks in the hole.

7. two-player foldable chair according to claim 4, it is characterized in that the position, both sides near the rear end is fixed with horizontal rotating shaft on the seat, rocking bar is vertical with rotating shaft hinged, pull bar is arranged on the leg frame outside, back leg is in rotating shaft and the formed angular range of pull bar, and the cross section of pull bar is the rectangular configuration of round-corner transition.

8. according to claim 4 or 7 described two-player foldable chairs, it is characterized in that rocking bar comprise two parallel perpendicular section with the vertical crosspiece of perpendicular section, two perpendicular sections split the mobile jib both sides at back leg, crosspiece is H shape, the crosspiece middle part is the curved portions of indent, place, crosspiece axle center is through hole, and rotating shaft penetrates in the through hole.

9. two-player foldable chair according to claim 8, it is characterized in that the position of rotating shaft between upper seat frame and crosspiece is equipped with the transition body, the transition body is the arc connecting portion that matches with the seat side towards an end of seat, and the transition body is the step that is inserted in the through hole towards an end of crosspiece.

10. two-player foldable chair according to claim 8, it is characterized in that crosspiece is connected with rotating disk towards an end of pull bar, one side of rotating disk is provided with the step that matches with through hole, rotating disk inside is provided with the flat hole that penetrates for pull bar, the end of pull bar is provided with circular hole, rotating shaft penetrates transition body, crosspiece, rotating disk and pull bar successively, and rotating disk and rotating shaft is fixed by screw in the end of rotating shaft.