CN202557587U

CN202557587U - Foldable cart

Info

Publication number: CN202557587U
Application number: CN201220167830XU
Authority: CN
Inventors: 区广铨
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-19
Filing date: 2012-04-19
Publication date: 2012-11-28
Anticipated expiration: 2022-04-19

Abstract

The utility model discloses a foldable cart. A handrail on a cart frame is connected with the upper end of a front pin pipe through a first hinge chain and connected with the upper end of a rear pin pipe through a second hinge chain; the handrail inclines or bends downward front the position of the second hinge chain to the position of the first hinge chain to enable the first hinge chain to be lower than the second hinge chain on the same horizontal line and to enable the front pin pipe to fall naturally and to be tightly attached with the rear pin pipe without abutting under the folded state; and besides, the lower end of the front pin pipe bends inward to enable a front wheel assembly to be attached with the rear pin pipe and to enable thickness after folding to be further reduced. Connecting sizes and shapes of each connecting member of the cart frame are mutually matched, accordingly each connecting member is almost tightly attached without mutual influence after folding, so that the size can be the minimum after the whole cart is folded, and carrying and storing are convenient.

Description

A kind of collapsible stroller

Technical field

The utility model relates to a kind of baby stroller, particularly a kind of folding go-cart.

Background technology

Baby stroller on the market is of a great variety now, and wherein folding go-cart can be changed deployed condition or folded state, folds up the space that can save placement to go-cart, is convenient for carrying, and enjoys great popularity therefrom.The folding principle of collapsible stroller also is of all kinds; What have folds at vertical direction; What have folds in the horizontal direction; But most collapsible strollers has influenced the volume after folding owing to transom is more, has especially influenced thickness after folding and can not further reduce and influenced the comfort feature that carries.

Therefore, how to realize that thickness under the collapsible stroller folded state further reduces and is convenient for carrying is the technical matters that needs to be resolved hurrily in the industry.

Summary of the invention

The main purpose of the utility model provides a kind of collapsible stroller, is intended to make the thickness of collapsible stroller under folded state further to reduce, thereby saves the space, is convenient for carrying.

The utility model proposes a kind of collapsible stroller; Comprise a folding vehicle frame, the front component that is installed in said bottom of frame and wheel assembly, be arranged on seat board and backrest on the said vehicle frame; Said vehicle frame comprise with said front component bonded assembly front foot pipe, with said wheel assembly bonded assembly rear foot tube and with said backrest bonded assembly handle pipe; Said vehicle frame also comprises one through the 5th hinge and said handle pipe bonded assembly handrail; Said handrail is connected with said front foot pipe upper end through first hinge and is connected with said rear foot tube upper end through second hinge; Said handrail is downward-sloping or crooked toward the position of said first hinge since the position of second hinge, makes the above first hinge of same horizon be lower than said second hinge; Said front foot pipe lower end is crooked inward, and said front component is fitted with said rear foot tube under folded state.

Preferably, the length of said front foot pipe is littler than the length of said rear foot tube, makes said front component and said wheel assembly under the folded state not overlapping.

Preferably; Said vehicle frame comprises that also one is connected with said front foot pipe middle part and passes through bonded assembly mounting pipe in the middle part of the 4th hinge and the said rear foot tube through the 3rd hinge, and said front foot pipe and said handle pipe are parallel to each other and make that said front foot pipe and said handle pipe also are parallel to each other under the folded state.

Preferably, the rear end part of said mounting pipe is made as " U " type structure.

Handrail on the vehicle frame of the utility model collapsible stroller is connected with the front foot pipe upper end through first hinge and is connected with the rear foot tube upper end through second hinge; Handrail is downward-sloping or crookedly make that first hinge is lower than second hinge on the same horizon toward the position of first hinge since the position of second hinge; Front foot pipe is hung down naturally and fit tightly with rear foot tube and do not offset; In addition; The bending inward of front foot pipe lower end is fitted front component and rear foot tube, and the thickness after folding is further reduced.The connection dimension and the shape of each transom of vehicle frame cooperatively interact, make folding after each transom almost fit tightly and can not influence each other, thereby the minimum rating after making volume reach car load to fold is easy to carry and store.

Description of drawings

Fig. 1 is the structural representation of an embodiment deployed condition of the utility model collapsible stroller;

Fig. 2 is the structural representation of an embodiment folded state of the utility model collapsible stroller.

The realization of the utility model purpose, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.

The specific embodiment

Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.

Referring to figs. 1 through Fig. 2, an embodiment of the collapsible stroller of the utility model is proposed, mainly comprise folding vehicle frame, be installed in the front component 2 and the wheel assembly 3 of bottom of frame, be arranged on seat board and backrest on the vehicle frame.

Vehicle frame comprises front foot pipe 101, rear foot tube 103, mounting pipe 105, handle pipe 110 and handrail 108, and wherein front foot pipe 101 is connected with front component 2, and rear foot tube 103 is connected with wheel assembly 3.Mounting pipe 105 connects the middle part of front foot pipe 101 through the 3rd hinge 106, and passes through the middle part that the 4th hinge 107 connects rear foot tubes 103.Handle pipe 110 is connected with backrest, and the lower end of handle pipe 110 is connected with rear foot tube 103 through folding device.The rear end of handrail 108 is connected with handle pipe 110 through the 5th hinge 111, and front end is connected with front foot pipe 101 upper ends through first hinge 102, and the medium position of handrail 108 is connected with rear foot tube 103 upper ends through second hinge 104.Handrail 108 is downward-sloping or crooked toward the position of first hinge 102 since the position of second hinge 104; Make that first hinge 102 is lower than second hinge 104 on the same horizon; When vehicle frame folded into folded state, handrail 108 was upwards dug, and this moment, handrail 108 front ends outwards leant out; The front foot pipe 101 that front end is being connected hangs down naturally, fits preferably to get up and can not interfere each other with rear foot tube 103.In addition; The length of front foot pipe 101 is littler than the length of rear foot tube 103; Can make the front component 2 under the folded state not overlapping, and front foot pipe 102 lower ends are crooked inward, and front component 2 and rear foot tube 103 are fitted tightly with wheel assembly 3; When each transom is close to and when not interfering each other, is folded the back volume and just can reach minimum.Front foot pipe 101 is parallel to each other with handle pipe 110, fold the city folded state after, front foot pipe 101 also is parallel to each other with handle pipe 110, and the thickness after folding is further reduced.The connection dimension and the shape of each transom in the utility model collapsible stroller cooperatively interact; Make folding each transom afterwards almost fit tightly and can not influence each other; The thickness after thereby the minimum rating after making volume reach car load to fold, present embodiment fold is not more than 110 millimeters, the thin thickness after folding than the product on the market; Folding volume is little, easy to carry and store.

Under the deployed condition; Rear foot tube 103, handle pipe 110, handrail 108 form the strong triangular structure of stability; The rear end part of mounting pipe 105 is " U " type structure; To guarantee vehicle frame in actual implementation process, before and after handle pipe 110 can not produce or about rock, the stability of vehicle frame is strengthened greatly.

Folding device comprises and is fixed on folding drag hook 1091, be located at handle pipe 110 lower end in-to-ins and fold latch 1092 on the handle pipe 110, also comprises being installed in folding deck 1093 on the rear foot tube 103, during deployed condition; Fold latch 1092 insertions and fold deck 1093 interior and chuckings, make body frame structure for automotive stable, in the time of need folding; Both hands are upwards carried and are folded drag hook 1091; Make to fold latch 1092 and fold deck 1093 to be separated from, push away handle pipe 110 forward then, because the mounting pipe 105 and the effect that is connected of hinge inwardly fold to being close to front foot pipe 101 and rear foot tube 103 automatically; The folding operation of vehicle frame is flexible; In actual use, failure probability is little, and is safe and practical.The required parts of whole folding device are less, and each processing technology of components is simple, and quality of fit is less demanding, low cost of manufacture, and safeguard easily, be fit to Quantity production.

Be provided with top 4 on the top at handle pipe 110, can be used for sunshade, keep out the wind and rainproof, top 4 is provided with control apparatus, can in 90 degree scopes, regulate, and is fit to various occasions and uses.The front end of handrail 108 is connected with a dinner table 5 on both sides, can supply the infant who is sitting on the collapsible stroller to have a dinner, and is very practical.In addition, the lower end of front foot pipe 101 is fixedly connected with a stretcher 6 on both sides, makes infant's ride comfort.

The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification sheets and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.

Claims

1. collapsible stroller; Comprise a folding vehicle frame, the front component that is installed in said bottom of frame and wheel assembly, be arranged on seat board and backrest on the said vehicle frame; Said vehicle frame comprise with said front component bonded assembly front foot pipe, with said wheel assembly bonded assembly rear foot tube and with said backrest bonded assembly handle pipe; Said vehicle frame also comprises one through the 5th hinge and said handle pipe bonded assembly handrail; It is characterized in that; Said handrail is connected with said front foot pipe upper end through first hinge and is connected with said rear foot tube upper end through second hinge, and said handrail is downward-sloping or crooked toward the position of said first hinge since the position of second hinge, makes the above first hinge of same horizon be lower than said second hinge; Said front foot pipe lower end is crooked inward, and said front component is fitted with said rear foot tube under folded state.

2. collapsible stroller according to claim 1 is characterized in that the length of said front foot pipe is littler than the length of said rear foot tube, makes said front component and said wheel assembly under the folded state not overlapping.

3. collapsible stroller according to claim 1 and 2; It is characterized in that; Said vehicle frame comprises that also one is connected with said front foot pipe middle part and passes through bonded assembly mounting pipe in the middle part of the 4th hinge and the said rear foot tube through the 3rd hinge, and said front foot pipe and said handle pipe are parallel to each other and make that said front foot pipe and said handle pipe also are parallel to each other under the folded state.

4. collapsible stroller according to claim 3 is characterized in that, the rear end part of said mounting pipe is made as " U " type structure.