CN2349090Y - Perambulator - Google Patents

Abstract

The utility model relates to a perambulator which is provided with two armrest frames, a front wheel frame, a back wheel frame and chair frames, wherein a piece of seat cloth and a canopy are arranged among the chair frames and the armrest frames; the back ends of the two chair frames are provided with joint structures; the bottom ends of the two front frames are pivoted with positioning structures; the front ends of the two chair frames are provided with an auxiliary positioning structure which comprises a pivot frame; both ends of the pivot frame are respectively provided with a pivot rod, and two positioning bolts are arranged at the pivot frame. The auxiliary positioning structure can maintain the balance performance of the perambulator and can prevent the frame body from retracting to clamp young children.

Description

Perambulator

The utility model relates to a kind of Perambulator.

General traditional Perambulator 40, as shown in Figure 7, consist predominantly of two arm-rest frames 42,422, in two arm-rest frames 42, the 422 bottoms front wheel carrier 43 with wheel that is pivoted, 432, and in two arm-rest frames 42, respectively be pivoted with a rear wheel frame 44 on 422 in addition, 442, in two rear wheel frames 44, also be provided with wheel on 442, advance in order to support and to drive Perambulator 40, again in two front wheel carriers 43, respectively be pivoted with a chair frame 46 that slightly is level on 432,462, by this can be in two chair framves 46,462 and arm-rest frame 42, a cloth (not shown) is set on 422, enjoy seat for the child, and in two arm-rest frames 42,422 proximal portions are provided with top, reach the effect of shading sun-proof.

Be pivoted with an articulation structure 48 jointly in the relative rear end of two chair framves 46,462 in addition, and be pivoted with a location structure 49 jointly in two front wheel carriers, 43,432 positon of near bottom, the side direction that so sees through articulation structure 48 and location structure 49 holds locating effect, can allow Perambulator 40 remain in the state that launches use, and after slightly upwards promoting articulation structure 48, can allow Perambulator 40 each support body towards the relative inner retraction, with folding Perambulator 40, improve the comfort feature of Perambulator 40 carryings and collection.

Though yet traditional Perambulator 40 structures of this kind can reach its basic action and function, but because of articulation structure 48 and location structure 49 itself do not have the effect of snaps into position, while two chair framves 46,462 relative front end does not also have any supporting construction is set, so when the child is seated at chair frame 46, on 462 during set seat cloth, the weight of child own is bestowed the downward strength of a cloth, fully by seat cloth and chair frame 46,462 support, not only the single-piece structural strength is relatively poor for it, easily cause the distortion of a cloth, damage, more may therefore cause the rotation of articulation structure 48 and location structure 49, especially a user that advances if play accidentally and during articulation structure 48, more can make articulation structure 48 lose its locating effect, and make arm-rest frame 42,422, chair frame 46,462 support bodys such as grade are inwardly withdrawn, so not only may crush the child, also can cause the overbalance of Perambulator 40 four-wheels, having some setbacks when causing Perambulator 40 to advance.

The purpose of this utility model is to provide a kind of Perambulator, it is provided with an auxiliary location structure, can utilize this auxiliary location structure to assist to support child's weight, to improve the structural strength of Perambulator, but and the blocking locating effect of mat auxiliary location structure itself, each support body of Perambulator can inwardly not withdrawn, except that the balance that can keep Perambulator itself and normal the use, also can prevent that the child from being crushed by the support body of withdrawal, with the safety of safeguarding that Perambulator uses.When Perambulator during in folding, can allow auxiliary location structure can be stablized, the folding of balance, avoid the situation that fastens with other support bodys.

The technical solution of the utility model is to provide a kind of Perambulator, be provided with two arm-rest frames, be pivoted with the front wheel carrier of tool wheel in two arm-rest frame bottoms, and on two arm-rest frames, respectively be pivoted with the rear wheel frame that the bottom also has wheel, relative inner in two front wheel carriers respectively is pivoted with a chair frame again, in between chair frame and arm-rest frame, be provided with a cloth, and be provided with top in two arm-rest frame proximal portions, be pivoted with an articulation structure jointly in the relative rear end of two chair framves in addition, and be pivoted with a location structure jointly in two front wheel carrier positon of near bottom, it is characterized in that:

Be provided with an auxiliary location structure in the relative front end of two chair framves, this auxiliary location structure includes the pivot frame that a cross section is the bending of  font, respectively be pivoted with a hinged arm in pivot frame two ends, and the in addition end of two hinged arms is hubbed at respectively on the two chair framves, again in the nearly opening part of pivot frame be provided with two with the relative pilot pin in two hinged arm ends.

In above-mentioned Perambulator, can be provided with the keep away hole relative on the bending side of pivot frame with two hinged arm ends.

The utility model compared with the prior art advantage and good effect is very obvious.By above technical scheme as can be known, the utility model is at two chair framves 16 of Perambulator 10, auxiliary location structure 20 is set on 162, wherein auxiliary location structure 20 is with two hinged arms 24,25 1 ends are hubbed at a pivot frame 22 that is the bending of  shape and form, and two hinged arms 24,25 end in addition is to be hubbed at chair frame 16, on 162, can utilize auxiliary location structure 20 to cooperate chair frame 16 by this, 162 support bodys such as grade are provided with a cloth, weight with the supplemental support child, decapacitation improves outside the Perambulator 10 single-piece structural strengths, each support body that also can avoid Perambulator 10 is because of the folding of withdrawing of factors such as child's weight and careless manipulation, and then cause the injured of the overbalance of Perambulator 10 and child, use the normal running of keeping Perambulator 10 and improve safety in utilization.

Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1 is the three-dimensional combination appearance figure of each support body of the utility model Perambulator.

Fig. 2 is the front elevational schematic of the utility model Perambulator.

Fig. 3 is the three-dimensional exploded view of the utility model auxiliary location structure.

Fig. 4 is the side-looking cross-sectional schematic of the utility model auxiliary location structure.

Fig. 5 is the side-looking cross-sectional schematic of the utility model auxiliary location structure when stressed.

Fig. 6 is the partial schematic sectional view of the utility model Perambulator when folding.

Fig. 7 is the three-dimensional combination appearance figure of traditional each support body of Perambulator.

The utility model mainly relates to a kind of Perambulator, please referring to Fig. 1,2, by seeing among the figure, this Perambulator 10 mainly is to be provided with two arm-rest frames 12,122, in two arm-rest frames 12,122 bottoms are pivoted with the front wheel carrier 13 of bottom tool wheel, 132, and in two arm-rest frames 12, each is pivoted with the rear wheel frame 14 that the bottom also is provided with wheel in addition on 122,142, again in two front wheel carriers 13,132 relative inner respectively is pivoted with a chair frame 16 that slightly is level, 162, in chair frame 16,162 with arm-rest frame 12,122 are provided with a cloth, enjoy seat for the child, and in two arm-rest frames 12,122 proximal portions are provided with top, for the child who is seated on the cloth provides sunshade and sun-proof effect, in addition in two chair framves 16,162 relative rear end is pivoted with an articulation structure 18 jointly, and in two front wheel carriers 13,132 positon of near bottom are pivoted with a location structure 19 jointly.

Relative front end in two chair framves 16,162 is provided with an auxiliary location structure 20 again, wherein the concrete structure of this auxiliary location structure 20 can be referring to shown in Fig. 3,4, it includes the pivot frame 22 that a cross section is the bending of  font, respectively be pivoted with a hinged arm 24,25 in pivot frame 22 two ends, and the in addition end of two hinged arms 24,25 is hubbed at respectively on the chair frame 16,162 of both sides, and a seat cloth leading edge that is arranged on the chair frame 16,162 also coats on the pivot frame 22 and hinged arm 24,25 that is arranged at auxiliary location structure 20.

By this, when Perambulator 10 is launched to use, and when allowing the child take advantage of on the present cloth, child's weight itself can be bestowed a cloth portion to the strength that presses down, this strength also can reach the auxiliary location structure 20 that combines with seat cloth simultaneously, and two hinged arms 24 of auxiliary location structure 20,25 can be because of the downward strength that the child provided, with with chair frame 16,162 pivoting point slightly rotates for axle, as shown in Figure 5, move vertically downward because of the compacting meeting that pivot frame 22 is subjected to child's weight this moment, so two hinged arms 24, on 25 with the hub side of pivot frame 22 mutually nearby can with the inner edge of pivot frame 22 bending sides mutually against, and make two hinged arms 24,25 get location by this, and through this location effect, the supplemental support child is provided the effect of weight, that avoids that child's weight generated presses down strength fully by seat cloth and chair frame 16,162 support, and cause the distortion and the damage of a cloth, improve Perambulator 10 single-piece structural strengths.

And, the blocking locating effect that the hinged arm 24,25 of mat auxiliary location structure 20 and pivot frame are 22, the effect of placing restrictions on that can provide support body portions such as chair frame 16,162, front wheel carrier 13,132 and arm-rest frame 12,122 to contract in preventing, avoid articulation structure 18 because of the influence of the weight of child own and play accidentally and etc. factor when rotating, the folding of can withdrawing towards the inboard of each support body, and cause Perambulator 10 single-piece overbalances, more can prevent to be seated on the cloth the child by in each support body of contracting crushed, improve the safety of Perambulator 10.

Again in pivot frame 22 nearly opening parts be provided with two respectively with two hinged arms 24, the pilot pin 26 that 25 ends are relative, 262, as Fig. 3, shown in 4, so work as the user and upwards bending articulation structure 18, remove the positioning states of articulation structure 18, and with two arm-rest frames 12,122 end pressing towards that, relatively rotate and drive each support body, when making Perambulator 10 folding folding, please cooperate again referring to Fig. 6, can utilize two pilot pins 26,262 pairs two hinged arms 24,25 generate the effect of placing restrictions on and guiding, avoid inequality because of the user both sides application of force, cause two hinged arms 24, the difference of 25 rotational angles, and make hinged arm 24,25 phenomenons that are fastened when rotating folding with pivot frame 22 are kept 20 liang of hinged arms 24 of auxiliary location structure, 25 stable rotation when folding, and avoid each support body and 20 situations that are fastened of auxiliary location structure.Be provided with two relative with hinged arm 24, the 25 ends holes 222,224 of keeping away in the bending side of pivot frame 22 in addition, can allow hinged arm 24,25 when pivot frame 22 rotates by this, the end of hinged arm 24,25 can temporarily be kept away in the hole 222,224, generate the phenomenon of interfering blocking with end and 22 on the pivot frame of avoiding hinged arm 24,25, make two hinged arms 24,25 be able to successfully rotate relative to pivot frame 22.

Claims (2)

1 one kinds of Perambulators, be provided with two arm-rest frames, be pivoted with the front wheel carrier of tool wheel in two arm-rest frame bottoms, and on two arm-rest frames, respectively be pivoted with the rear wheel frame that the bottom also has wheel, relative inner in two front wheel carriers respectively is pivoted with a chair frame again, in between chair frame and arm-rest frame, be provided with a cloth, and be provided with top in two arm-rest frame proximal portions, be pivoted with an articulation structure jointly in the relative rear end of two chair framves in addition, and be pivoted with a location structure jointly in two front wheel carrier positon of near bottom, it is characterized in that:

Be provided with an auxiliary location structure in the relative front end of two chair framves, this auxiliary location structure includes the pivot frame that a cross section is the bending of  font, respectively be pivoted with a hinged arm in pivot frame two ends, and the in addition end of two hinged arms is hubbed at respectively on the two chair framves, again in the nearly opening part of pivot frame be provided with two with the relative pilot pin in two hinged arm ends.

2 Perambulators according to claim 1 is characterized in that: the bending side in the pivot frame is provided with the keep away hole relative with two hinged arm ends.

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