CN209382060U - A kind of folding baby cart - Google Patents

Abstract

The utility model discloses a kind of folding baby carts, pass through the cooperation of collapsing mechanism and two lock buttons, it only needs to open on two lock buttons, the wire drawing band movable joint lock that returns the vehicle to the garage and knock off moves, unlock joint lock in advance, the upper end handle tube assembly and upper support tube assembly of first folding baby cart, drag hook, which is unlocked, by joint drives the intra-articular unlock gear movement of cushion again, solution locks the cushion joint between support tube component and cushion component again, it realizes and further folds, fold mechanism between front support tube assembly and rear supporting tube component passes through the promotion of handrail fixed frame, it is returned the vehicle to the garage and knock off under the effect of gravity to tail, it occupies little space after returning the vehicle to the garage and knock off, needing to be folded by body top section when folding operation simultaneously drives body bottom section to fold, it is not in maloperation.

Description

A kind of folding baby cart

Technical field

The utility model relates to a kind of stroller technical field, in particular to a kind of folding baby cart.

Background technique

Now stroller in the art, including with expanded position and folding position stroller frame, be set to cart The front component of bottom of frame front end, is set to the cart at the wheel assembly for being set to stroller frame bottom rear end Human body accommodation apparatus on vehicle frame, many kinds of, the number difference of the rod piece of stroller frame of existing stroller frame, each bar Connection relationship, link position between part is different, so that folding principle is different with folding mode, different folding modes is determined The fussy degree and folded volume of stroller folding operation are determined, therefore designing more reasonably foldable mode is mesh Part and parcel in preceding stroller design field.

Summary of the invention

In order to overcome drawbacks described above, the utility model provides a kind of folding baby cart, which has simpler Single foldable structure and folding mode meets at this stage the needs of to stroller is folded.

The utility model is to solve technical solution used by its technical problem: a kind of folding baby cart, including Handle tube assembly, upper support frame component, cushion component, cushion armrest assembly, front support tube assembly, rear supporting tube component and vehicle Wheel assembly, the L-shaped setting of cushion component, the lower end of the upper support frame component are upper by cushion joint and cushion component End rotation connection, the rear and front end of the cushion component are rotatablely connected with front support tube assembly, rear supporting tube component respectively；

The cushion armrest assembly is made of handrail fixed frame, arm-rest frame and handrail block, the lower end of the handrail block It is rotatablely connected with the front end of handrail fixed frame, the upper end of handrail block and upper support frame component are rotatablely connected, and arm-rest frame is fixed on Above handrail fixed frame；

The lower end of the handle tube assembly and the upper end junction of upper support frame component are equipped with joint and lock, the joint lock by Joint unlocks briquetting, joint unlock drag hook and joint gear composition, and the centre of handle tube assembly is equipped with two lock buttons, two locks Button on button unlocks briquetting with joint by the traction fiber inside handle tube assembly and connect, and presses pressing on two lock buttons Button drives traction fiber, to push joint gear rotation with movable joint unlock briquetting, joint unlock drag hook is pushed downwards such that Joint lock unlock, the lower end of handle tube assembly and the upper end of upper support frame component can lock around joint and rotate.

As a further improvement of the utility model, joint unlock drag hook by the traction fiber of upper support frame component internal with The intra-articular unlock gear connection of cushion, unlocks drag hook movement by joint and drives traction fiber by the intra-articular unlock gear of cushion Pulling and unlocking rotates cushion joint.

Rotation is equipped with the first connecting tube in the front support tube assembly as a further improvement of the utility model, described Rotation is equipped with rear treadle pipe on rear supporting tube component, and first connecting tube and rear treadle pipe are rotatablely connected.

Rotation is equipped on one and erects stay tube on the upper support frame component as a further improvement of the utility model, described The rear end of handrail fixed frame is connect with upper perpendicular stay tube central rotational, and the lower end of the upper perpendicular stay tube turns with the upper end for once erecting stay tube The lower end of dynamic connection, the bottom vertical brace pipe is set on rear treadle pipe by sliding part sliding sleeve.

The beneficial effects of the utility model are: the utility model is only needed by the cooperation of collapsing mechanism and two lock buttons Yao Jiang bis- locks button and opens, and wire drawing band movable joint lock movement of returning the vehicle to the garage and knock off unlocks joint lock, the upper end of first folding baby cart in advance Handle tube assembly and upper support tube assembly unlock drag hook by joint and drive the intra-articular unlock gear movement of cushion again, then solve The cushion joint between support tube assembly and cushion component is locked, realizes and further folds, front support tube assembly and rear supporting tube Fold mechanism between component passes through the promotion of handrail fixed frame, is returned the vehicle to the garage and knock off under the effect of gravity to tail, is occupied little space after returning the vehicle to the garage and knock off, Needing to be folded by body top section when folding operation simultaneously drives body bottom section to fold, and is not in maloperation.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model joint lock construction schematic diagram；

Fig. 3 is one of the utility model partial structural diagram；

Fig. 4 is the two of the utility model partial structural diagram；

Fig. 5 is that the utility model structure folds completion schematic diagram；

It is indicated in figure: 1- handle tube assembly；2- upper support frame component；3- cushion component；4- cushion armrest assembly；It is propped up before 5- Stay tube component；6- rear supporting tube component；7- vehicle wheel component；8- cushion joint；The joint 9- lock；10-；11- handrail fixed frame；12- Arm-rest frame；13- handrail block；The joint 14- unlocks briquetting；The joint 15- unlocks drag hook；16- joint gear；17- bis- locks button； The first connecting tube of 18-；19- rear treadle pipe；Stay tube is erected on 20-；21- bottom vertical brace pipe；22- sliding part.

Specific embodiment

In order to deepen the understanding to the utility model, the utility model is made below in conjunction with embodiment and attached drawing further It is described in detail, which is only used for explaining the utility model, does not constitute the restriction to scope of protection of the utility model.

Fig. 1 illustrates a kind of a kind of embodiment of folding baby cart of the utility model, including handle tube assembly 1, on Bracket assembly 2, cushion component 3, cushion armrest assembly 4, front support tube assembly 5, rear supporting tube component 6 and vehicle wheel component 7, The L-shaped setting of the cushion component 3, the lower end of the upper support frame component 2 pass through the upper end in cushion joint 8 and cushion component 3 Rotation connection, the rear and front end of the cushion component 3 are rotatablely connected with front support tube assembly 5, rear supporting tube component 6 respectively；

The cushion armrest assembly 4 is made of handrail fixed frame 11, arm-rest frame 12 and handrail block 13, the handrail block 13 lower end and the front end of handrail fixed frame 11 are rotatablely connected, and the upper end of handrail block 13 and upper support frame component 2 are rotatablely connected, Arm-rest frame 12 is fixed on above handrail fixed frame；

The lower end of the handle tube assembly 1 and the upper end junction of upper support frame component 2 are equipped with joint lock 9, the joint Lock 9 is made of joint unlock briquetting 14, joint unlock drag hook 15 and joint gear 16, and the centre of handle tube assembly 1 is equipped with two Button 17 is locked, the button on two lock buttons 17 unlocks briquetting 14 with joint by the traction fiber inside handle tube assembly 1 and connect, The button pressed on two lock buttons 17 drives traction fiber, thus push joint gear 16 to rotate with movable joint unlock briquetting 14, Joint unlock drag hook 15 is pushed downwards such that 9 unlock of joint lock, the lower end of handle tube assembly 1 is upper with upper support frame component 2 End can lock 9 rotations around joint.

The joint unlock drag hook 15 passes through the traction fiber inside upper support frame component 2 and the unlock tooth in cushion joint 8 Wheel connection, by joint unlock drag hook 15 movement drive traction fiber the unlock gear in cushion joint 8 is pulled and unlock so that Cushion joint 8 can rotate.

Rotation is equipped with the first connecting tube 18 in the front support tube assembly 5, after rotation is equipped on the rear supporting tube component 6 Pedal tube 19, first connecting tube 18 are rotatablely connected with rear treadle pipe 19.

Rotation, which is equipped on one, on the upper support frame component 2 erects stay tube 20, and the rear end of the handrail fixed frame 11 is erected with upper The connection of 20 central rotational of stay tube, the lower end of the upper perpendicular stay tube 20 are rotatablely connected with the upper end for once erecting stay tube 21, described lower perpendicular The lower end of stay tube 21 is set on rear treadle pipe 19 by 22 sliding sleeve of sliding part.

When starting unlock, the two lock button press, and bending forward again of button 17 are first pressed, button drives installation In traction fiber above, joint unlock briquetting 14 is unlocked, the unlock movement of briquetting 14 in joint unlocks joint gear 16 so that closing Section lock 9 rotates at this time as shown in Fig. 2, pulling downward on joint unlock drag hook 15 simultaneously until will while joint lock 9 is in rotation It is unlocked, and when the bending shown in Fig. 1 touches handrail block 13, is mounted on traction fiber on joint unlock drag hook 15 for cushion Joint gear, which pulls and unlocks to allow, to be rotated at cushion joint 8；Upper support tube 6 and upper support tube 7 move downward drive and help Stick shift block 13 is mobile and then perpendicular stay tube 20 is driven to move downward, and upper perpendicular stay tube 20, by 21 bending of bottom vertical brace pipe, is led to by joint Crossing the sliding part 22 being mounted on bottom vertical brace pipe 21, bottom vertical brace pipe 21 can be slided on rear treadle pipe 19, rear treadle The first bending together of connecting tube 18 that pipe 19 will be assembled together while bending, by lower support when 13 bending of connecting tube Inwardly movement is as shown in Figure 2 at this time for pipe 14.It folds and completes as shown in Figure 5 after switching upper and lower covers and pressing on earth completely.

Claims (4)

1. a kind of folding baby cart, it is characterised in that: including handle tube assembly (1), upper support frame component (2), cushion component (3), cushion armrest assembly (4), front support tube assembly (5), rear supporting tube component (6) and vehicle wheel component (7), the cushion group The lower end of part (3) L-shaped setting, the upper support frame component (2) is turned by the upper end of cushion joint (8) and cushion component (3) Dynamic connection, the rear and front end of the cushion component (3) connect with front support tube assembly (5), rear supporting tube component (6) rotation respectively It connects；

The cushion armrest assembly (4) is made of handrail fixed frame (11), arm-rest frame (12) and handrail block (13), the handrail The lower end of block (13) and the front end of handrail fixed frame (11) are rotatablely connected, the upper end of handrail block (13) and upper support frame component (2) it is rotatablely connected, arm-rest frame (12) is fixed on above handrail fixed frame；

The lower end of the handle tube assembly (1) and the upper end junction of upper support frame component (2) are equipped with joint lock (9), the pass Section lock (9) is made of joint unlock briquetting (14), joint unlock drag hook (15) and joint gear (16), handle tube assembly (1) Centre is equipped with two locks button (17), the buttons on two locks button (17) by handle tube assembly (1) internal traction fiber with Joint unlocks briquetting (14) connection, and the button pressed on two locks button (17) drives traction fiber, presses to unlock with movable joint Block (14) pushes joint gear (16) rotation, and joint unlock drag hook (15) is pushed downwards such that joint lock (9) unlock, handle pipe The lower end of component (1) and the upper end of upper support frame component (2) can lock (9) rotation around joint.

2. a kind of folding baby cart according to claim 1, it is characterised in that: joint unlock drag hook (15) passes through The internal traction fiber of upper support frame component (2) is connect with the unlock gear in cushion joint (8), unlocks drag hook (15) by joint Movement drives traction fiber to pull the unlock gear in cushion joint (8) and unlock so that cushion joint (8) can rotate.

3. a kind of folding baby cart according to claim 2, it is characterised in that: turn on the front support tube assembly (5) Dynamic to be equipped with the first connecting tube (18), rotation is equipped with rear treadle pipe (19) on the rear supporting tube component (6), first connecting tube (18) it is rotatablely connected with rear treadle pipe (19).

4. a kind of folding baby cart according to claim 3, it is characterised in that: turn on the upper support frame component (2) Dynamic be equipped on one erects stay tube (20), and the rear end of the handrail fixed frame (11) is connect with upper perpendicular stay tube (20) central rotational, described The lower end of upper perpendicular stay tube (20) is rotatablely connected with the upper end for once erecting stay tube (21), and the lower end of the bottom vertical brace pipe (21) passes through cunning Moving part (22) sliding sleeve is set on rear treadle pipe (19).