CN2352420Y

CN2352420Y - Improved two purpose carriage

Info

Publication number: CN2352420Y
Application number: CN 98240231
Authority: CN
Inventors: 黄英源; 陈而瑞; 黄保山
Original assignee: SHANGYUFENG Ltd BRITISH VIRGIN ISLANDS
Current assignee: SHANGYUFENG Ltd BRITISH VIRGIN ISLANDS
Priority date: 1998-09-07
Filing date: 1998-09-07
Publication date: 1999-12-08
Anticipated expiration: 2008-09-07

Abstract

The utility model relates to an improved dualpurpose baby carriage; the two sides of the utility model are provided with symmetrical frames. The utility model comprises a front diagonal rod, a positioning seat, a rear diagonal rod, wheel bodies, armrest rods, a seat cushion, shoulder straps and a handle rod, wherein, a sliding sleeve is sheathed on the front diagonal rod, the sliding sleeve is used for the penetration, the braking and the fixation of the handle rod, the handle rod penetrates through the positioning seat and serves the positioning of a clamp device, and a rod for a base cushion is pivoted between the handle rod and the rear diagonal rod; when the clamping device is pressed and braked and the handle rod is pushed and braked downwards, the rod bodies are combined together to form the shape of a back frame; when the handle rod is pulled and braked upwards, to position the clamping device, the shape of a baby carriage is formed. With the design, the utility model provides a structure with which the utility model is convenient to operate and the safety of the utility model is favorable.

Description

Improved type dual-purpose type perambulator

The utility model relates to a kind of perambulator, refers to a kind of kenel that makes this perambulator can be general perambulator especially, also can unistage type folds the improved type dual-purpose type perambulator that perambulator is folded be the back-holding type attitude.

The use of perambulator is quite general now, it places in the car body except possessing for the infant, outside the basic function that promotes to advance, more can be by the design of pedestal, make it or sit or lie, or, it be changed towards complying with different situations, so the engineering tends of perambulator diversification gradually by the switchable design of handle.

The application of perambulator as unique all is that the infant is positioned in the car body, and makes infant or seat or lie in the car body, so in special place, as in street crossing, overline bridge place, or during special status, be reluctant to be seated at separately again in the car as the infant, the infant must be taken in one's arms, and with the perambulator folding, be beneficial to carry, must have the baby right this moment on the other hand in arms, carries perambulator on the other hand, not only inconvenience, and easily generation danger, for this reason, just there is the dealer to design as shown in Figure 6, can be the back frame structure of perambulator.

Please referring to shown in Figure 6, brace 80 before these structure both sides respectively have one, preceding brace 80 tops set firmly a positioning seat 81, positioning seat 81 outsides leader's bar 82 that is pivoted, handlebar stem 82 appropriate locations are provided with one and draw the grab 822 of pulling by spring 821, the nose bar 811 that cooperates positioning seat 81 sides to extend, in handlebar stem 82 up during turn, even pulling, grab 822 hooks are positioning states in nose bar 811 places, and when desiring folding handlebar stem 82, only grab 822 is up pushed away and pull, even grab 822 breaks away from nose bar 811 places, can be with handlebar stem 82 turn backward, establish a seat cushion bar 83 in 81 rings of both sides positioning seat in addition, seat cushion bar 83 a sheathed seat cushion 831, take for the infant, in addition in the preceding brace 80 appropriate locations back brace 84 that is pivoted, and brace 80 and 84 of the braces in back are provided with linkage rod group 85 before both sides, the central authorities of linkage rod group 85 and be foldable design, and be equipped with wheel 86 in the preceding brace 80 and the back bottom of brace 84, and in seat cushion 831 and 80 of preceding braces and establish braces 87.

In preceding brace 80, when launch back brace 84 front and back, can be by linkage rod group 85 location, and can be with up turn of handlebar stem 82, make grab 822 clips in nose bar 811 places, and be positioning states, promptly form the kenel of perambulator, can promote perambulator and advance this moment by promoting the mode of handlebar stem 82, and if during the moving infant of the desire back of the body, the infant need not be taken in one's arms, can the grab 822 at handlebar stem place is up cocked, again with down turn of handlebar stem 82, even handlebar stem 82 folds, again linkage rod group 85 centre are up pushed away and pull, brace 80 forms the kenel of a back of the body frame, so design the kenel that promptly can be perambulator whereby with back brace 84 and close before can making, also can be the kenel of back of the body frame, and a high-mobility, multipurpose, wheeled vehicle is provided, multi-functional structure.

Though only said structure can have the function of perambulator and back of the body frame concurrently, right its employed structure is comparatively complicated, and must folding by handlebar stem, and before and after brace and close, perambulator is folded be the kenel of carrying on the back frame, and desire when carrying on the back frame and launch to be the kenel of perambulator, operating sequence that also must twice, the structure that can form perambulator, so promptly there is following problem in said structure:

1. troublesome poeration: said structure must can be back of the body frame from the perambulator conversion with the operating sequence of twice, or carrying on the back the frame conversion certainly is stroller configuration, therefore operation trouble comparatively, but not practical design.

2. safety is relatively poor: the design of above-mentioned handlebar stem is to utilize the both sides grab and locate, design between the brace of front and back is then located with the expansion of linkage rod group, when therefore promoting perambulator, if it is accidentally that grab is up cocked, or the centre of linkage rod group up pushed away pull, even no longer be firm state between each skeleton, and make the infant who is seated in the perambulator have misgivings on the safety.

So from the above, though said structure possesses multiduty effect, still have disappearance on right its structure design, make the ease of use and the safety of perambulator still not good, therefore for providing one to have more practical dual-purpose type perambulator, the inventor designs the utility model improved type dual-purpose type perambulator, and is uncommon by design of the present utility model, reaches following purpose:

The utility model design-calculated main purpose is: a kind of improved type dual-purpose type perambulator is provided, these perambulator both sides are the design of symmetrical expression, the kenel that is expansion between each body of rod forms the kenel of perambulator, and as if desire perambulator is folded to form back of the body frame, design by this, one operation stroller configuration quite easily is provided, and by the design of the interlock between each body of rod, when each body of rod is launched, be firm kenel, and the design of a safety is provided.

The main design of the utility model is to provide a kind of improved type dual-purpose type perambulator, these perambulator both sides are the skeleton of symmetrical expression, brace before it has one, preceding jib head sets firmly a positioning seat, the positioning seat lower end articulates the bar that retreads, brace bottom, front and back is provided with wheel body, and set firmly grab rail in the positioning seat front end, the sheathed seat cushion in grab rail place, and be provided with braces in the seat cushion front end, in the positioning seat place handlebar stem is set in addition, wherein, sheathed sliding sleeve on the preceding brace, sliding sleeve is also worn for handlebar stem and to be pulled and fixed, and handlebar stem passes positioning seat and cooperates clamping and drawing device location, and in handlebar stem with after the heelpiece bar that is pivoted between brace, when by pulling clamping and drawing device and handlebar stem down pushed away when pulling, even each skeleton and close and be the kenel of carrying on the back frame.

Improved type dual-purpose type perambulator as previously discussed wherein, clamping and drawing device is to form the cross-drilled hole groove at positioning seat, but the start seat of a start is set in the cross-drilled hole groove, and the start seat has a slotted hole that connects, be provided with locating tab in the slotted hole, can make the locating tab clip in the fixed orifice place of handlebar stem and locate.

Because the utility model is by the design of interlock between each body of rod, it has preceding brace, the preceding sheathed sliding sleeve of brace, sliding sleeve is held the place, bottom that is fixedly arranged on handlebar stem in addition, positioning seat is also passed in the handlebar stem upper end, the positioning seat side is provided with clamping and drawing device, and in the positioning seat lower end and articulate the back brace, between back brace and handlebar stem and the heelpiece bar that is pivoted, when up drawing, handlebar stem pulls, and when making clamping and drawing device be positioning states, when forming the kenel of back of the body frame in desiring to fold perambulator, promptly only must can finish the action that folds skeleton by pulling clamping and drawing device and push away the handlebar stem of pulling, and desire to make back of the body frame when launching again to be the state of perambulator, only handlebar stem up must be drawn and pull, can make its expansion be the kenel of perambulator by the interlock of each body of rod, be the dual-purpose type perambulator of an easy operating, therefore design of the present utility model promptly possesses following advantage than existing structure:

1. easy and simple to handle: design of the present utility model only must the mono-action can be finished the program that folds or launch, therefore very easy in the operation, and, need not reach the purpose of changing between perambulator and back of the body frame with the multistage operating mode again to the operator, therefore operational convenience is unquestionable.

2. safety is good: design of the present utility model is desired if when skeleton is folded, must also simultaneously handlebar stem down be pushed away by the clamping and drawing device of the both sides of pulling and pull, right this action is not that casual action can be finished, and action that must two different directions cooperate simultaneously can, therefore can guarantee the safety when perambulator launches.

For enabling further to understand structure of the present utility model, feature place, special conjunction with figs. is illustrated:

Fig. 1 is an outward appearance schematic side view of the present utility model.

Fig. 2 is the perspective exploded view at the utility model clamping and drawing device place.

Fig. 3 is the generalized section of the utility model clamping and drawing device location.

Fig. 4 is the action generalized section of the utility model clamping and drawing device.

The schematic side view that Fig. 5 folds for the utility model.

Fig. 6 is the schematic side view of existing perambulator.

Please referring to shown in Figure 1, perambulator of the present utility model is the bilateral type frame design, so that between the body of rod of both sides seat cushion is set, this perambulator has preceding brace 10, wheel body 11 before preceding brace 10 bottoms set firmly, and on preceding brace 10 and a sheathed sliding sleeve 12, in this sliding sleeve 12 is the design of diplopore groove, wherein metapore 121 promptly is to wear for preceding brace 10,122 in preceding hole can be worn for handlebar stem 20 and be pulled, set firmly a location bolt 13 in preceding brace 10 appropriate locations in addition, make by this dowel bolt 13 and to move to the appropriate location on the sliding sleeve 12 and can locate, brace 10 upper ends promptly set firmly a positioning seat 30 in addition, positioning seat 30 front ends form through hole 31, this through hole 31 can pass for handlebar stem 20, and by the position of a clamping and drawing device 40 restriction handlebar stems 20, the positioning seat 30 lower ends bar 50 that retreads that is pivoted in addition, back brace 50 bottoms set firmly back wheel body 51, and in back brace 50 and 20 of the handlebar stems heelpiece bar 60 that is pivoted, and set firmly the grab rail 61 of a ring-type in both sides positioning seat 30 front ends, 61 places promptly set firmly seat cushion 62 in grab rail, and seat cushion 61 both sides front ends respectively set firmly a braces 63, braces 62 bottoms and be fixedly arranged on both sides before the mat place of 10 of braces.

Please cooperate referring to shown in Figure 2, clamping and drawing device 40 is to form non-through cross-drilled hole groove 32 at positioning seat 30 upper end appropriate locations, this cross-drilled hole groove 32 also connects with through hole longitudinally 31, cross-drilled hole groove 32 both sides form foramen alare 321, and in inner side end place formation positioning convex column 322, and clamping and drawing device has a start seat 41, start seat 41 both sides respectively form limiting stopper 411, the top forms the slotted hole 412 of up/down perforation, and one locating tab 413 is set in start seat 41 inboards, this locating tab 413 also protrudes in slotted hole 412 places, each forms and is positioned hole 414 in the limiting stopper 411 of start seat 41 both sides in addition, spring 42 can be respectively put at knock hole 414 places, and start seat 41 inserted in the cross-drilled hole groove 32, and make spring 42 hold clip in addition in positioning convex column 322 places, in addition on handlebar stem 20 peripheries, each forms upward fixed orifice 21 and lower fixed hole 22 following place, when handlebar stem 20 passes through hole 31 and slotted hole 412, can be by the power of pulling that pushes away of spring 42, make the fixed orifice 21 of locating tab 413 clips in ad-hoc location, 22 places, as shown in Figure 3, so make handlebar stem 20 be positioning states, and when handlebar stem 20 is moved, can be as shown in Figure 4, by the start seat 41 of pulling outstanding, make locating tab 413 break away from fixed orifice 22 places, handlebar stem 20 is shifted up and down.

Please referring to shown in Fig. 3 and 4, when perambulator launches, the locating tab 413 of clamping and drawing device 40 gets final product clip in fixed orifice 22 places of ad-hoc location, and be firm deployed condition, when being the kenel of carrying on the back frame if desire to fold perambulator, only must both hands by the start seat 41 of the both sides clamping and drawing device 40 of pulling, so that locating tab 413 breaks away from lower fixed hole 22 places, handlebar stem 20 down can be pushed away and pull, please cooperate referring to shown in Figure 5, handlebar stem 20 down pushes away when pulling, and promptly the articulated section by 20 of heelpiece bar 60 and handlebar stems is fixed point, drive 60 turns forward of heelpiece bar, and make back brace 50 brace 10 directions and closing forward, even each skeleton all is and closes state, this moment locating tab 413 promptly again clip in last fixed orifice 21 places, so can shoulder the perambulator that has folded by braces 63, and as a kenel of carrying on the back frame.

Claims

1. improved type dual-purpose type perambulator, these perambulator both sides are the skeleton of symmetrical expression, brace before it has one, preceding jib head sets firmly a positioning seat, the positioning seat lower end articulates the bar that retreads, brace bottom, front and back is provided with wheel body, and set firmly grab rail in the positioning seat front end, the sheathed seat cushion in grab rail place, and be provided with braces in the seat cushion front end, in addition handlebar stem is set, it is characterized in that in the positioning seat place: sheathed sliding sleeve on the preceding brace, sliding sleeve is also worn for handlebar stem and to be pulled and fixed, handlebar stem passes positioning seat and cooperates clamping and drawing device location, and the heelpiece bar that is pivoted between brace in handlebar stem and back, when by pulling clamping and drawing device and handlebar stem down pushed away when pulling, even each skeleton and close and be the kenel of carrying on the back frame.

2. improved type dual-purpose type perambulator according to claim 1, it is characterized in that: clamping and drawing device is to form the cross-drilled hole groove at positioning seat, but the start seat of a start is set in the cross-drilled hole groove, the start seat has a slotted hole that connects, be provided with locating tab in the slotted hole, can make the locating tab clip in the fixed orifice place of handlebar stem and locate.

3. improved type dual-purpose type perambulator according to claim 2 is characterized in that: cross-drilled hole groove both sides must form foramen alare, and start seat both sides form limiting stopper, in the limiting stopper and form the knock hole of putting spring.

4. improved type dual-purpose type perambulator according to claim 1 is characterized in that: preceding brace is provided with the dowel bolt of restriction sliding sleeve upper limit position.