CN2088818U - Multipurpose folding chair for children - Google Patents

Abstract

The utility model relates to a multipurpose folding chair for children, which is formed by a backrest frame, a seat pad frame, seat legs, handles, wheels, etc. The utility model is characterized in that the backrest frame is connected to the seat pad frame by rivets, the handles of the chair are connected to the backrest frame by connection shaft, the seat forelegs and the seat hind legs are respectively connected with the seat pad frame and the backrest frame, which constitute the folding chair for child of four connecting rods shape; the additional wheels are connected and combined to the lower end of the chair legs, which can constitute a baby carriage or a child's tricycle. The utility model has the advantages of reasonable structural design, low cost, convenient operation and flexible fold. The multipurpose folding chair for children is suitable for the growth and development of children.

Description

Multipurpose folding chair for children

The utility model is a kind of children's multipurpose folding seat, belongs to children use in the daily life trackless terrestrial vehicle and seat, in-vehicle seat voluntarily.

At present, domestic existing child's tricycle, perambulator, child seat, in-vehicle seat voluntarily, its structure is many and mix, and purposes is single mostly.For example, the child seat of in-vehicle voluntarily of plastics and bamboo making, purposes is single, it can only be fixed on the bicycle and use, in case leave the support of bicycle, has just lost value of service, the vehicle-mounted voluntarily chair of individual's weldering system also is like this, in addition, the purposes of child's tricycle, perambulator also is a mono-, because upgrowth and development of children is very fast, thereby useful life is very short, both wasted like this, inconvenience also is unsuitable for the needs of upgrowth and development of children.

The purpose of this utility model is to avoid the weak point in above-mentioned original technology and a kind of high-mobility, multipurpose, wheeled vehicle is provided, and is collapsible, is fit to the required children's multipurpose folding seat of upgrowth and development of children.

The purpose of the utility model seat can reach by following measure:

The utility model is each children's multipurpose folding seats during growing of a kind of suitable children.It is by the chair leg of seat frame, back rest, the additional wheel of band, component set-ups such as handle.Be characterized in that back rest and seat frame done by rivet that axle is connected, an end of armrest is bridged on the back rest by adapter shaft, the middle part that the other end of armrest is connected to baby's arm-rest frame, armrest is connected to strut bar, and the other end of its strut bar is connected on the point of connection of seat frame.Be connected to the preceding chair leg and the back leg of the additional wheel of band below the seat frame.Back leg is connected on the crooked position of back rest, before preceding chair leg is connected under the seat frame on the chair leg axle.The two ends of trace are connected on the middle part of back rest lower end and preceding chair leg respectively.Chair leg bottom before the additional front vehicle wheel stepped on of band infant's foot is connected on by fixed sleeving, the additional rear wheel that vibration damping position spring and hanger be housed are connected on the back leg by fixed sleeving.Point of connection between each such as the back rest of the utility model seat, seat frame, handrail, preceding back leg, trace, handrail strut bar and handle is connected by adapter shaft respectively, and purpose is for flexibly folding, is used in combination conveniently.

The drawing explanation of accompanying drawing:

Fig. 1 is the integral structure scheme drawing of the utility model seat:

Handle (1), back rest (2), armrest (3), baby's arm-rest frame (4), strut bar (5), seat frame (6), preceding chair leg axle (7), preceding chair leg (8), vehicle-mounted chair pin is stepped on (9), the perambulator pin is stepped on (10), front wheel carrier (11), front vehicle wheel (12), fixed sleeving (13), trace (14), vibration damping extension spring (15), hanger (16), rear wheel (17), fixed sleeving (18), back leg sleeve pipe (19), back leg (20), back rest (21), whole chair is stablized chock hole (22), snap ring (23), handrail pedestal (24)

Fig. 2: be the utility model seat folding structural representation:

Back leg hook (25), back leg (20), whole chair are stablized chock hole (22), back leg sleeve pipe (19), snap ring (23), handrail pedestal (24), back rest (2), armrest (3), strut bar (5), seat frame (6), preceding chair leg axle (7), preceding chair leg (8), vehicle-mounted pin and are stepped on (9), trace (14).

The utility model is described in further detail below in conjunction with (accompanying drawing) embodiment:

The utility model is a kind of multipurpose folding seat of suitable upgrowth and development of children, and it is by component set-ups such as the seat leg of the additional wheel of seat frame, back rest, band and handles.With rivet seat frame (6) and back rest (2) are linked together, and make it can left-right rotation.Armrest (3) is connected on the back rest (2) by handrail pedestal (24), and an end of handrail strut bar (5) is connected the middle part of armrest (3), and the other end is connected on the seat frame (6).Preceding chair leg axle (7) is connected on the seat frame (6) with rivet, preceding chair leg (8) is connected on the preceding chair leg axle (7) with screw, vehicle-mounted pin is stepped on (9) and is installed on the preceding chair leg (8) with rivet, the middle part of chair leg (8) and the lower end of back rest (2) before the two ends of trace (14) are connected on respectively, back leg (20) is fixing with cross-arm with well (19), then, be connected with the crooked position of back rest (2) with rivet, and it can be stirred up and down.For making whole chair stable, the inboard of back rest (2) is equipped with two stable chocks, and during use, chock will spring in the chock hole (22).The effect of handrail pedestal (24) is to make armrest (3) can rotate 90 °, even the time spent, can make handrail parallel with seat cushion, one end of strut bar (5) is riveted with rivet and armrest (3), when using seat, play the effect of supplemental support handrail, when folding, rise and to make handrail and back rest, the seat frame parallel action.Trace (14) plays stable preceding chair leg and makes preceding chair leg can follow back rest (2) interlock effect.Comfortable for children are seated, on seat frame (6) and the back rest (2), be equipped with seat cushion and the back cushion made by ternary plate, sponge, leather surface.

When the child seat time spent, open snap ring (23), decontrol back post (20), stir back rest (2), the hook (25) of back leg upper end hooks the hook housing of seat frame (6) both sides, continues to stir back rest (2), at this moment, handrail pedestal (24) will drive handrail (3) and move, and chair leg (8) moved before trace (14) drove, and back rest (2) drives back leg (20) and moves.After they were all on board, the stable chock spring that is installed in the back rest inboard made chock pin chock hole (22) automatically, and child seat is finished.

When vehicle-mounted chair time spent voluntarily: for example, by folded form during to vehicle-mounted form voluntarily, do not open the snap ring (23) of back post (20), stir chair back (2), chair leg (8) interlock before seat trace (14) drives, handrail pedestal (24) drives handrail (3) interlock, when stirring backrest to certain angle, whole chair stablize the chock spring makes chock spring into chock hole (22) on the seat frame automatically, and whole chair is stablized.At this moment, preceding chair leg and handrail put in place.At this moment, seat is placed on the bicycle rear rack appropriate location, two safety strap before will being enclosed within on chair leg axle (7) cross-arm are respectively around one week of both sides of bicycle rear rack, then with the latch hook of safe band edge, be locked under the saddle between two springs on.The latch hook of two standby safety strap (respectively there is a latch hook at the two ends of band) is locked in respectively on the little iron hoop of seat both sides (little iron hoop is in the bottom of handrail strut bar (5)), then with safety strap around the back clothes hanger one week of strut bar, the latch hook of the safety strap other end is hooked in the horizontal extension spring of back rest (2) back, extension spring is located at the bottom of (2) two cross-arms of back rest, on a little iron hoop is arranged in order to the hook lock safety strap.At this moment, vehicle-mounted seat is stabilized on the bicycle rear rack, when the seat time spent, turn down be arranged on before children's pin of chair leg (8) lower end step on (9), a complete in-vehicle seat.According to circumstances need, can also be positioned on baby's arm-rest frame (4) on the armrest, fix by the hand tighten screw of armrest end, if baby children, also can be holding up dish to be positioned on baby's arm-rest frame (4).Hold up dish to be fixed on the arm-rest frame by two hand screws.If carry the band article on the back: safety strap is locked in the latch hook in the back rest extension spring after opening, the vehicle-mounted pin that closes is stepped on, open whole chair and stablize chock (22), make seat be in folded state, article are placed on the seat back, according to the lengthen latch hook of the safe band edge in back of the size of article, and it is locked under the saddle, does not carry the band article on the back thereby do not influence.When being with Holiday children to go out, can be installed in reserve wheel (12), (17) on preceding chair leg (8) and the back leg (20) earlier.Wheel (12), (17) they are 4 groups (every group of two wheels) single suspension, by wheel fixed sleeving (13), (18), and wheel support (11), vibration damping extension spring (15), hanger (16) constitutes.During use, the lower end of chair leg (8) and back leg (20) before the fixed sleeving of forward and backward wheel (13), (18) are enclosed within respectively, the hand screw on the fastening sleeve pipe, wheel are just fixed on the seat.Handle (1) (three-wheel vehicle) also can be fixed on earlier on the back of seat frame (2), it fixedly be to finish by two elasticity buttons that are installed on the back rest cross-arm.Handle is by two parts: handlebar and three-wheel vehicle front-wheel support are formed, and they are to be connected by hand screw, so, handlebar and front wheel carrier can change and protract or the direction of hypsokinesis, thereby, in the time of on being positioned on vehicle-mounted chair, can install handle downwards, handlebar be declined be higher than chair back.Wheel is installed does not earlier influence the snap close of folding, the snap ring (23) of back leg when vehicle-mounted.

After arriving the destination when going out, put down the perambulator rear wheel frame, change the wheel direction, reinstall handle, infant's foot is installed steps on transverse slat, can make baby stroller and use.Infant's foot is stepped on the upper end that the transverse slat hand-turn a screw is fixed on the front wheel carrier curve.

When becoming three-wheel vehicle to use by chair configuration: perambulator Das Reserverad sleeve pipe is positioned on the back post, screws the hand screw on the sleeve pipe; Take off the screw that trace connects preceding chair leg, again the chair leg is taken off on the chair leg axle in the past, preceding chair leg two cross zinc pipe merging (the vehicle-mounted leg of children is stepped on outwardly) then, from between the cross-arm of chair foreleg axle and mounting space, pass, the screw of twisting handle with folder steel plate and band hand is fixed on preceding chair leg on two cross-arms on the seat frame, makes three-wheel vehicle beam usefulness.Standby three-wheel vehicle is installed in the car beam-ends to axle sleeve, twists the screw-driving of handle with the band hand.Handlebar passes axle sleeve, and the front truck wheel carrier is positioned on the handlebar, and hand-turn a screw is fastening then.Three-wheel vehicle front-wheel with standby is installed on the wheel carrier, and hand-turn a screw is fastening.Three-wheel vehicle front-wheel wheel is made up of sleeve pipe, foot-operated, hand screw.According to children's size, by changing front-axle beam degree of stretching and front-wheel institute seated position, can reach and change pin and step on distance with seat cushion, thereby can be fit to children's use of all ages and classes.Connect by adapter shaft respectively between each point of connection of the present utility model, in order that folding, use, combined and instant reach the purpose that a chair is used more.

The utility model is compared original technology and is had reasonable in design, and cost is low, make easy to use, folding flexibly, the characteristics such as purposes is many are a kind of desirable multipurpose folding seats that children use.

Claims (3)

1, a kind of children's multi-purpose folding seat, it is made of back rest, seat frame, seat leg and handle, wheel, it is characterized in that back rest is connected by rivet work axle with seat frame, constitute seat main body, armrest is bridged on the back rest, is connected to the preceding chair leg and the back leg of the additional wheel of band below the seat frame by adapter shaft.

2, a kind of children's multipurpose folding seat according to claim 1, a termination that it is characterized in that armrest has baby's arm-rest frame, the middle part of armrest is connected to strut bar, the other end of its strut bar is connected on the point of connection of seat frame, be connected to trace between back rest and the preceding chair leg, the two ends of trace are connected on the lower end of back rest and the middle part of preceding chair leg respectively, the bottom of chair leg before front vehicle wheel is connected on by wheel carrier and fixed sleeving, the trailing wheel that vibration damping extension spring and hanger are housed is connected on the back post by sleeve pipe.

3, a kind of children's multipurpose folding seat according to claim 1 is characterized in that back rest, handrail, seat frame, preceding back leg, trace, and the point of connection between the handrail strut bar is connected by axle respectively.