CN2197276Y - Folding regulator for pushchair with umbrella - Google Patents

Abstract

The utility model relates to a practical device for a pushchair. A front wheel frame, a rear wheel frame, and a pushing rod of the pushchair are connected together by main control elements-a fixing element, an adjusting element and a clamping element of the practical device for a pushchair, and can be folded. A locking device can be used for folding the pushchair safely and rationally according to the purpose of a user. As the folding function is not required, the folding and adjusting device can be used as a handrail frame, so that a child can ride with comfort. The utility model is a folding and adjusting device for the pushchair, which has the advantages of rational structure, practicability, safety and high efficiency.

Description

Folding regulator for pushchair with umbrella

The utility model relates to a kind of folding setting device of umbrella type carriage for children.

Carriage for children is to specialize in the hand barrow that the infant takes, and existing carriage for children roughly has two kinds.A kind of carriage for children structure is fairly simple, and is folding easily, is easy to carry, and is suitable for bigger child and takes; The structure more complicated of another kind of carriage for children is can be for children's ride-on or the luxury carriage for children that couches after shakeouing.The characteristics of these two kinds of cars are to fold, the side of occupation of land not too when depositing, but its common drawback is the control element of amounting to without any control, the danger that may occur amounting to automatically during use owing to there is not arm-rest frame, is taken also uncomfortable.

The purpose of this utility model provides the folding setting device that a kind of also installing rational in infrastructure, safe has the umbrella type carriage for children of regulating and controlling effect.

By retrieval, consult domestic and international pertinent data and patent documentation, still find no the folding setting device that is applicable to carriage for children.

Fig. 1 is total figure that the umbrella type carriage for children of folding setting device is installed; Fig. 2 is the control element cutaway view of the folding setting device of carriage for children.Below in conjunction with Fig. 1 and Fig. 2 structure of the present utility model and performance are described.

Carriage for children is formed main framework by front wheel carrier 1, rear wheel frame 2, ∩ type handspike 3 and seat bar 4.Handspike 3 is mutually hinged with rear wheel frame 2 usefulness clips 5.The top of front wheel carrier 1 is a bending 11.

The control element of the folding setting device 7 of the utility model---carriage for children mainly contains fastener 71, adjustment part 72, holding part 73, spring 4 and closing appliance 8.

The slotted eye 713 of a perforation is arranged at the top of fastener 71.The bending part 11 of two hack lever front ends of front wheel carrier inserts respectively in the slotted eye 713 of fastener, and fixing with bolt 711.The conduit 714 of a hollow is arranged at affixed bar bottom, and the lower end of handspike 3 then is contained in the dead slot 714 of fastener bottom by adjustment part 72, and is fixed on the fastener 71 with screw 712.Like this, 3 of front wheel carrier 1 and handspikes couple together by folding setting device 7.It can also be seen that from figure folding setting device also directly plays the effect of arm-rest frame.

Adjustment part 72 inside are slotted eyes 722 of a hollow, and the adjustment part outside has to regulate revolves 721, uses for rotating, regulating.Then connect together in the adjustment part bottom, adjustment part 72 can be swung along the handspike outer rim with bolt 716 and the handspike 3 that passes.

Establish closing appliance 8 in fastener 71 outsides.U-shaped stop part 81 outsides on the closing appliance are fixed with tightening latch 82.Tightening latch 84 affixed withstand on elastomeric element 83 on the stop part, make stop part 81 can borrow the elastic force of elastomeric element to keep backward position, and have the effect that moves forward and backward.

As can be seen from Figure 2, there is a Fastener that protrudes 715 rear end of fastener 71.Adjustment part 72 inside are slotted eyes 722 of hollow, are the Fastener 715 that holds fastener 71,, also have a hollow clamping slot 723 on the adjustment part 72.A conduit 724 is arranged at adjustment part 72 bottoms, and the lower end of handspike 3 is then passed conduit 724 and is fixed on the fastener 71.Adjustment part 72 usefulness bolts 716 pass handspike 3, thereby can adjust the position on handspike.

Holding part 73 is tubular bodies of a hollow, and its front end protrudes a salient 731.Salient can insert in the conduit 724 at adjustment part 72 tops.A semi-round jam 732 is arranged in salient 731 bottoms.Jam 732 be looped around handspike 3 around; The lower end that is enclosed within the spring 74 on the handspike withstands on the top of holding part 73, makes it telescopic moving up and down, and the spring upper end then withstands on the bottom of the clip 5 that connects handspike 3 and rear wheel bar 2.So spring 74 is pushed down holding part 73 at any time, holding part front end salient 731 is inserted in the conduit 724 of adjustment part 72 bottoms all the time, thereby adjustment part also is in pressured state.The bottom of salient 731 prolongs, and becomes semi-round snap ring 732.

Fig. 3 is the work scheme drawing of folding each control element of setting device.

Since spring 74 by holding part 73 and salient 731 thereof to piece under pressure 72, thereby make the clamping slot 723 of adjustment part bottom and fastener 71 keep the clamping states.When wanting to fold carriage for children, elder generation revolves the adjusting of adjustment part 72 sides and rotates backward 721.Because the salient 731 of holding part 73 front ends is inserted in the conduit 724 of adjustment part 72, and spring 74 is arranged at holding part 73 tops, when rotating adjustment part 72, will force holding part 73 to move up.At this moment, the clamping slot 723 of adjustment part 72 bottoms also breaks away from the Fastener 715 of fastener 71 rear ends.In this case, carriage for children is that the fulcrum maintenance is as you were with rear wheel frame 2, and the past gradually rear-inclined of handspike 3, front wheel carrier 1 also contracts gradually backward and moves, and last handspike and front wheel carrier are drawn close merging.When wanting to re-use, be that fulcrum struts handspike 3 and front wheel carrier 1 still with rear wheel frame 2.At this moment, the pressure that spring 74 is downward makes adjustment part 72 and fastener 71 automatic clampings.

Folding artificial leather cover of setting device 7 loam cakes is as the arm-rest frame of carriage for children.

Fig. 4 is a closing appliance action scheme drawing.

Closing appliance is to use and the safety control when folding carriage for children.Pass the bolt 711 of fastener 71, the two ends of U-shaped stop part 81 are contained in the fastener outside.The elastic component 83 that is enclosed within on the bolt 84 withstands stop part 81, and the other end is fixed on the fastener 71 with bolt 84.The elastic force that elastic component 83 holds out against remains backward stop part 81, and the function of swing is arranged.Fig. 4, A are the mode of operations of stop part, and promptly the bottom of stop part 81 is in the extreme higher position.When folding, front wheel carrier 1 drives fastener 71 tops and makes progress, outwards rotates, then downward, the inwardly rotation in bottom.At this moment, adjustment part 72 is withstood at an X place in the bottom of U-shaped stop part 81, make handspike 3 and rear wheel frame 2 can not roll over again backward (Fig. 4, B).At this moment must rotate forward with hand propelled stop part 81, it just no longer stops that (Fig. 4, C), rear wheel frame could fold handspike backward, up to approaching with front wheel carrier 1, finishes folding process.This function of closing appliance, for some reason during auto-folder, the children that sit onboard are unlikely injured at carriage for children.Fig. 5 is the folding scheme drawing of the carriage for children of the folding setting device of installing.

From architectural feature of the present utility model and operating condition as can be seen, the result of use of folding setting device is as follows:

1. folding setting device is a front wheel carrier and the control setup that is connected of handspike, except that possessing firm support, bonded assembly function, also possesses the effect of adjusting;

2. folding setting device also has the function of locking.When just folding carriage for children, its closing appliance at first limits folding amplitude, if stop part is stirred in folding of having a mind to again, then can continue to finish folding overall process, and auto-folder is then no longer folding if hinder for some reason, so that trouble-shooting.This just can use carriage for children safely, avoids injuring the accident of taking children.

3. the folding setting device that is contained on the carriage for children can form an arm-rest frame, makes the occupant that comfort sense be arranged.

Embodiment is pushing away child when walking with the umbrella type carriage for children that folding setting device is housed, the Lu Shangyou hole, and wheel is stuck in the hole and the head of a family does not know, so that handspike is rolled over backward.At this moment the stop part of closing appliance bottom adjustment part 72 withstands handspike, makes it to roll over no longer backward, has avoided making the injured danger of children by bus.

In a word, the utility model not only is equipped with the firm control element that supports forward and backward wheel carrier and handspike, and additional closing appliance is more arranged, and makes the combination of this umbrella type carriage for children constituent elements firm, ride comfort, safe and reliable.

Claims (2)

1, a kind of folding setting device that connects and regulate carriage for children hand push frame and front wheel carrier is characterized in that being made up of fastener, adjustment part, holding part, spring and closing appliance:

A slotted eye 713 is arranged at-fastener 71 tops, and the bending part 11 of two wheel bar front ends of front wheel carrier 1 is inserted in the slotted eye of two fasteners fixing respectively, and the conduit 714 of a hollow is arranged at the fastener bottom, and handspike 3 lower ends are fixed in the conduit; The fastener front end protrudes a Fastener 715;

-adjustment part 72 inside are slotted eyes 722 of a hollow; The adjustment part top is the clamping slot 723 that holds the hollow of consolidated articles 71 front end Fasteners 715, and the adjustment part bottom is a conduit 724 that holds the handspike lower end; Adjustment part can be along the handspike left-right rotation;

73 1 hollow tube body of-holding part, front end has salient 731, and this salient can be placed in the conduit 724 of adjustment part 72; The salient bottom is a semicircle snap ring 732 of encircling on handspike;

-spring 74 is through on the handspike 3, and the upper end withstands on clip 5 bottoms, and the top of holding part 73 is withstood in the lower end, makes it to have flexible up and down function;

-closing appliance element mainly contains 2: be located at U-shaped stop part 81 and the elastic component 83 that is enclosed within on the bolt 711 on the fastener 71; Elastic component withstands on the stop part, makes it to uphold backward, and the function of swing is arranged.

2, the folding setting device of a kind of carriage for children as claimed in claim 1 is characterized in that being covered with 1 artificial leather cover on folding setting device 7.

Images