WO2016138772A1

WO2016138772A1 - Foldable baby carrier

Info

Publication number: WO2016138772A1
Application number: PCT/CN2015/094191
Authority: WO
Inventors: 杨伟忠
Original assignee: 昆山市贝尔儿童用品有限公司
Priority date: 2015-03-02
Filing date: 2015-11-10
Publication date: 2016-09-09
Also published as: CN104709334A

Abstract

A foldable baby carrier comprises a seat cushion plate (1) disposed horizontally. A rear side edge of the seat cushion plate (1) is fixed on a main body transverse pipe (2), and a left and right end of the main body transverse pipe (2) are respectively rotatably fixed with a push handle lower pipe (3) and a rear foot pipe (4) in sequence. Each push handle lower pipe (3) is rotatably fixedly connected with a push handle upper pipe (6), and two push handle upper pipes (6) are connected together by a handle pipe (16), the handle pipe (16) being provided with a bending regulation handle knob (7). A middle portion of the rear foot pipe (4) is rotatably connected with a fixed pipe (8), wherein an upper end of the fixed pipe (8) is connected with a front handrail (9), and a middle portion of the fixed pipe (8) is provided with a carrier folding fixed base (10) used to control and unlock, via two locks (5), a detachable end fixed to the main body transverse pipe (2). The foldable carrier folds the whole carrier by first folding the push handle upper pipe (6) and the push handle lower pipe (3) composed of a rear backrest (15) and a hand-pushing portion, then secondly folding the whole carrier at the seat cushion plate (1). The foldable carrier has a simple structure, convenient operation, and can support itself after being folded, facilitates storing and saves space.

Description

Folding stroller

Technical field

The present invention relates to a stroller, and more particularly to a foldable stroller.

Background technique

Because of its convenience and comfort, strollers have been more and more widely used in families with babies. Currently, in order to better meet the portability and storage requirements of strollers, strollers are mostly designed to be The folding structure is such that the stroller is opened when in use, and the stroller can be folded to allow the stroller to be combined into a smaller volume for storage or carrying when not in use, but the current stroller has a structure for its structure. Complex, complicated operation, and low stability after folding.

Summary of the invention

In order to overcome the above drawbacks, the present invention provides a foldable baby carriage with simple structure, convenient operation and high safety.

The technical solution adopted by the present invention to solve the technical problem thereof is: a foldable baby carriage comprising a horizontally disposed cushion plate, the rear side edge of the seat cushion plate being fixed on the main body cross tube, and the left and right end portions of the main body cross tube The pusher lower tube and the rear leg tube are respectively rotatably fixed, and the rotation relationship between the pusher lower tube and the rear leg tube and the main body cross tube is controlled by two locks; each of the push handle lower tubes is rotatably fixed Connected to the upper tube of the push handle, the two upper tubes of the push handle are integrally connected by the handle tube, and the handle tube is provided with a bending adjustment knob to control the upper tube of the push handle and the lower handle a bending operation between the tubes; a fixed tube is rotatably connected to the middle of the rear leg tube, and a front armrest is connected to the upper end of the fixing tube, and a receiving fixing seat is arranged in the middle of the fixing tube, and the receiving fixing seat is controlled by two locks Unlocking and detachably fixing to an end portion of the main body cross tube; two middle portions of the pusher lower tube are respectively provided with side armrests, and the two side armrest ends are respectively connected with a front leg tube; the fixed tube and the front armrest The connection portion and the connection between the side armrest and the front leg tube are located on the same rotating shaft; the lower leg portion of the front leg tube is provided with a front caster, the lower end portion of the rear leg tube is provided with a rear caster, and the two lower handle tubes are provided with a rear caster. There is a backrest between them.

As a further improvement of the present invention, the bend adjustment knob includes a handle upper cover, a handle lower cover and a handle button, and the handle button is disposed on the handle tube, the handle cover and the handle A lower cover covers the handle tube and encloses the handle button.

As a further improvement of the present invention, the front side edge of the seat cushion is provided with an arc-shaped stepping tube.

As a further improvement of the present invention, the front armrest is curved.

As a further improvement of the present invention, an orientation member for defining a direction of rotation of the front caster is provided on the front caster.

As a further improvement of the present invention, the two lower handle tubes are also connected with a curved front iron branch.

As a further improvement of the present invention, the two locks are provided with a lock tongue and a two lock button, the two lock buttons being capable of controlling the lock tongue to fix or disengage the bicycle fixing seat from the main body cross tube The end.

The utility model has the beneficial effects that the foldable baby carriage adopts the folding of the upper handle tube and the push handle lower tube which constitute the backrest and the pusher portion, and then the second folding of the whole vehicle at the position of the seat cushion is realized. The folding of the whole vehicle is not only simple in structure Single, easy to operate, and self-supporting after folding, easy to store, saving space.

DRAWINGS

Figure 1A is a side view of the present invention;

Figure 1B is a perspective structural view of the present invention;

Figure 2A is a side view of the folding process of the present invention;

Figure 2B is a perspective view of the folding process of the present invention;

Figure 3A is a side view of the folding process of the present invention;

Figure 3B is a perspective view of the folding process of the present invention;

Figure 4A is a side view of the folded side of the present invention;

Figure 4B is a rear perspective view of the present invention;

Figure 5A is a side elevational view of the present invention when folded and self-standing.

With reference to the drawings, the following description is made:

1——Cushion plate 2——Main cross tube

3——Pushing the lower tube 4——The rear foot tube

5 - two locks 6 - push handle upper tube

7——Bending adjustment knob 8——Fixed tube

9——front armrest 10——receiving seat

11——side armrest 12——front leg tube

13——Front casters 14——Back casters

15——backrest 16——handle tube

17——Stepping tube 18——Directing piece

19——前蓬铁

51——lock tongue 52——two lock button

detailed description

A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings. However, the scope of the present invention is not limited to the following embodiments, that is, the simple equivalent changes and modifications made by the scope of the present invention and the contents of the specification are still within the scope of the present invention.

Referring to Figures 1-5, a foldable stroller includes a horizontally disposed cushion plate 1 . The rear side edge of the seat cushion is fixed to the main body cross tube 2, and the left and right end portions of the main body cross tube are respectively rotatably fixed. Pushing the lower tube 3 and the rear leg tube 4, the rotation relationship between the pusher lower tube and the rear leg tube and the main body cross tube is controlled by two locks 5; each of the push handle lower tubes is rotatably fixedly connected with a push The upper tube 6, the two upper handle tubes are integrally connected by the handle tube 16, and the handle tube is provided with a bending adjustment knob 7 to control between the upper handle tube and the lower handle tube a bending operation is provided; a fixed pipe 8 is rotatably connected to the middle of the rear leg pipe, and a front armrest 9 is connected to the upper end of the fixing pipe, and a receiving fixing seat 10 is arranged in the middle of the fixing pipe, and the receiving fixing seat is controlled by two locks Unlocking and detachably fixing the end portion of the main body cross tube; the middle portions of the two push handle lower tubes are respectively provided with side armrests 11, and the two side armrest ends are respectively connected with the front leg tube 12; the fixed tube and the front portion a joint of the armrest and a joint of the side armrest and the front leg tube are located on the same rotating shaft; Lower leg portion is provided with front caster 13, the rear leg rear lower pipe portion 14 is provided with casters, the two push the backrest 15 is provided between the lower tube.

Preferably, the bending adjustment knob comprises a handle upper cover, a handle lower cover and a handle button, and the handle button is disposed on the handle tube, and the handle upper cover and the handle lower cover are closed And surrounding the handlebar tube; the front side edge of the cushion plate is provided with an arc-shaped stepping tube 17; the front armrest is curved; and the front caster is provided on the front caster Orienting member 18 defining a direction of rotation of the front caster; The push down tube is further connected with a curved front iron branch 19; the two locks are provided with a lock tongue 51 and a two lock button 52, the two lock buttons can control the lock tongue to The receiving fixture is fixed or detached from an end of the cross tube of the main body.

The structure of the foldable stroller in normal use is shown in Figures 1A and 1B. When it is necessary to fold, first, press the unlock button of the bending adjustment knob 7 to fold the pusher upper tube and the push handle lower tube into one body, see FIG. 2A and FIG. 2B; then, pull back the two locks 5 The two lock button 52, at this time, the vehicle fixing base 10 is separated from the main body horizontal pipe 2, and the pusher lower pipe 3 and the rear leg pipe 4 and the main body cross pipe 1 are freely rotatable, and the fixed pipe 8, the side armrest 11, and the rear leg pipe are freely rotatable. 4. Pushing the lower tube 3 to form a four-point linkage mechanism, and the cushion plate 1 and the front foot tube 12 form a swing rod structure, so that after the two-way lock button is pulled, the front foot tube moves backward, and the rear foot tube moves forward, so that the frame 3A and 3B, the structure of the completed vehicle after folding is shown in FIG. 4A and FIG. 4B, and can be self-supporting, see FIG. 5A.

Claims

A foldable baby carriage comprising a horizontally disposed cushion plate (1), characterized in that: the rear side edge of the seat cushion is fixed on the main body cross tube (2), and the left and right end portions of the main body cross tube are respectively Rotating and fixing a pusher lower tube (3) and a rear leg tube (4), the rotation relationship between the pusher lower tube and the rear leg tube and the main body cross tube is controlled by two locks (5); each of the push handles The lower tube is rotatably fixedly connected with a pusher upper tube (6), and the two upper handle tubes are integrally connected by a handle tube (16), and the handle tube is provided with a bending adjustment knob (7) The bending operation between the pusher upper tube and the push handle lower tube can be controlled; a fixed tube (8) is rotatably connected to the middle of the rear leg tube, and the upper end of the fixed tube is connected with a front armrest (9), the fixed tube The middle part is provided with a receiving fixing seat (10), and the receiving fixing seat is unlocked and detachably fixed to the end portion of the main body horizontal pipe by two-way lock control; 11), the two side armrest ends are respectively connected with a front leg tube (12); the connection between the fixed tube and the front armrest and the connection position of the side armrest and the front leg tube On the same rotating shaft; the front leg is provided with a front caster (13) at the lower end, a rear caster (14) is disposed at a lower end of the rear leg, and a backrest (15) is provided between the lower pushers .
A foldable stroller according to claim 1, wherein said bend adjustment knob comprises a handle upper cover, a handle lower cover and a handle button, and said handle button is disposed on said handle tube The handle covers the upper cover and the handle lower cover to the handle tube and surrounds the handle button.
A foldable stroller according to claim 1, wherein the front side edge of the seat cushion is provided with a curved footrest tube (17).
The foldable stroller of claim 1 wherein said front armrest is curved.
A foldable stroller according to claim 1, wherein an orientation member (18) for defining a direction of rotation of the front caster is provided on the front caster.
The foldable stroller according to claim 1, characterized in that the two lower handle tubes are further connected with a curved front iron branch (19).
The foldable stroller according to claim 1, wherein said two locks are provided with a lock tongue (51) and a two lock button (52), the two lock buttons being capable of controlling the lock tongue to The receiving fixture is fixed or detached from an end of the cross tube of the main body.