CN201703408U - A skeleton of a baby stroller connected with a handle tube that can be retracted and retracted - Google Patents

Abstract

The utility model relates to a baby's shallow skeleton that can flexible receipts of interlock handlebar pipe car, include: the left folding frame and the right folding frame are respectively provided with a handle pipe which can be telescopically slid and locked, and the left folding frame and the right folding frame are folding frames which can be folded along a vertical surface and are respectively arranged on the left side and the right side of the framework of the baby stroller; a pair of sliding seats which are respectively and slidably arranged at the rear ends of the left folding frame and the right folding frame; a pair of linkage assemblies respectively connected between each handle pipe and the pair of sliding seats; the lower ends of two sides of the first folding group are respectively pivoted to the lower ends of the left folding frame and the right folding frame, and the upper ends of two sides of the first folding group are respectively pivoted to the pair of sliding seats; the front ends of two sides of the second folding group are respectively pivoted with the front ends of the left folding frame and the right folding frame, and the rear ends of two sides of the second folding group are respectively pivoted with the pair of sliding seats. The utility model discloses the structure is ingenious, and is very practical, brings fairly big facility to the perambulator user.

Description

A skeleton of a baby stroller connected with a handle tube that can be retracted and retracted

technical field

The utility model relates to the field of baby strollers, in particular to a skeleton of a baby stroller that can be connected with a handle tube to retract the stroller.

Background technique

Strollers are a means of transportation for general infants and young children. They have various types and structures. They can usually be folded front and back to reduce the occupied storage and transportation space. The advantage of the traditional umbrella trolley is that it can reduce the horizontal and vertical space it takes up like an umbrella; but its disadvantage is that it requires multiple difficult and laborious retracting actions when retracting the cart, including: bending over or squatting down Unlocking the locked state of the horizontal folding group and folding the handle tube forward to the front leg tube with a big movement, it is often difficult to close the car with simple small movements in a small or crowded space, which needs to be improved.

Utility model content

The technical problem to be solved by the utility model is to overcome the above-mentioned defects, and provide a baby stroller frame that can be connected with the handle tube to retract the car.

The utility model provides a baby stroller framework connected with a handle tube for telescopic retraction, comprising: a left foldable frame and a right foldable frame, respectively equipped with a handle tube that can be telescopically slid and locked, the left foldable frame and the right foldable frame The frame is a folding frame that can be folded along the vertical plane, and is separately arranged on the left and right sides of the frame of the baby stroller; a pair of sliding seats are respectively slidably installed on the rear ends of the left folding frame and the right folding frame a pair of linkage components respectively connected between the handle tubes and a pair of sliding seats; and a first folding group whose lower ends on both sides are pivotally connected to the lower ends of the left folding frame and the right folding frame respectively , the upper ends on both sides are respectively pivotally connected to the pair of sliding seats; the front ends of the second folding group are respectively pivotally connected to the front ends of the left folding frame and the right folding frame, and the rear ends on both sides are respectively pivotally connected to the Describe a pair of sliders.

Furthermore, the left and right folding frames are respectively assembled from the front leg tube, the rear leg tube, the joint seat and the handle tube to form a frame body that can be folded roughly along the vertical plane, and each sliding seat is slidably connected to the rear leg tube , and is pivotally connected with the upper end of the first folding group and the rear end of the second folding group, the linkage assembly is linked with the handle tube, when the sliding seat slides upward, the handle pipe is automatically retracted through the linkage assembly At the same time, it will drive the upper end of the first folding group and the rear end of the second folding group upwards. As a result, the left and right folding frames will be folded along their vertical planes and close to the middle to complete the car collection. .

The utility model is equipped with a retractable and locked handle tube, and a linkage component is connected between the handle tube and the sliding seat, so that the handle tube and the sliding seat are linked, and when the sliding seat drives the two folding groups to perform folding When the handlebar is locked, the handle tube can be automatically shortened, but when the handlebar is locked, the whole car cannot be folded. The structure is ingenious, very practical, and brings considerable convenience to stroller users.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the unfolded state of the baby stroller skeleton of the utility model connected with the telescopic retractable handle pipe;

Fig. 2 is a schematic side view of the unfolded state of the baby stroller skeleton connected with the telescopic retractable handle of the utility model;

Fig. 3 is a three-dimensional schematic diagram of the folding action of the baby stroller skeleton connected with the telescopic retraction of the handle pipe of the utility model;

Fig. 4 is a schematic side view of the folding action of the baby stroller skeleton connected with the telescopic retraction of the handle tube of the utility model;

Fig. 5 is a schematic diagram of the folding action of the second cross bar and the foldable foot pedal group of the baby stroller frame connected with the telescopic retractable handle of the utility model;

Fig. 6 is a schematic side view of the folded state of the baby stroller skeleton connected with the telescopic handle tube of the utility model.

[reference sign]

1: Front leg tube 2: Rear leg tube 3: Handle tube 4: Positioning mechanism 5: The first folding group

6: Second folding group 7: Sliding seat 9: Seat frame rod 10: Stroller frame 11: Front wheel set

12: Joint seat 13: Foldable pedal set 14: First pedal 15: Second pedal

16: End 21: Rear wheel group 22: Guide groove 23: Linkage component 31: Grip

51: First cross bar 61: Second cross bar 100: Expanded state 200: Collapsed state

Detailed ways

Preferred embodiments of the present utility model are described below according to the accompanying drawings.

As shown in the accompanying drawings 1 to 6, the embodiment of the baby stroller frame 10 connected with the handle pipe telescopic retractable car includes: a left folding frame, a right folding frame, a first folding group 5, a second folding group 6, A pair of sliding seats 7 and a pair of linkage components 23 .

The left folding frame and the right folding frame are respectively assembled by the front leg tube 1, the rear leg tube 2, the joint seat 12 and the handle tube 3, and can be folded roughly along the vertical plane. Wherein, the lower end of the front leg tube 1 is connected with the front wheel group 11, the upper end is connected with the joint seat 12, and the foldable pedal group 13 is connected symmetrically with respect to the inner side. The upper end of the rear leg tube 2 is pivotally connected to the joint seat 12, and the lower end is connected to the rear wheel set 21. When the stroller frame 10 is in the unfolded state 100 shown in FIG. 1, it can roll together with the front wheel set 11 to support the stroller The frame 10 enables the baby to be easily pushed around.

The upper end of the handle pipe 3 is provided with a handle 31 for the operator to hold, so as to facilitate the movement of the stroller frame 10 . The handle tube 3 of this embodiment is a telescopic tube, and its length is adjusted relative to the front leg tube 1 to suit people of different heights. Preferably, a positioning mechanism 4 can be set between the handle tube 3 and the joint seat 12 or the front leg tube 1 to provide telescopic positioning and locking of the handle tube 3 .

Each sliding seat 7 is slidably connected to the rear ends of the left and right folding frames, for example, slides up and down along the rear leg tube 2 to drive the upper end of the first folding group 5 and the bottom of the second folding group 6. rear end. Preferably, each rear leg tube 2 is provided with a guide groove 22 for guiding the sliding seat 7 to slide up and down.

The linkage assembly 23 can be a flexible strip made of metal sheet, glass fiber or carbon fiber, which is respectively connected between the lower end of the handle pipe 3 and the slide seat 7; when the handle pipe 3 moves downward, for example Retracting down into the front leg tube 1 will move the sliding seat 7 to slide upward; on the contrary, when the sliding seat 7 is driven upward to slide, the handle tube 3 will be automatically retracted into the front leg tube 1 and become shorter.

The foldable footrest set 13 is pivotally connected to the front ends of the left and right folding frames, and includes a first footrest 14 and a second footrest 15 . The first pedal 14 and the second pedal 15 of this embodiment are pivotally connected to each other, and the opposite ends of the two are respectively pivotally connected to the front leg pipes 1 of the left and right folding frames; When leaning against each other, the first pedal 14 and the second pedal 15 will be driven to be folded, and the end 16 protrudes from the pivot joint to be X-shaped, Y-shaped or V-shaped as a whole, and can abut against the ground and Assist the folded baby stroller frame 10 to stand up by itself, such as the folded state 200 shown in FIG. 6 .

The lower end of the first folding group 5 is pivotally connected to the lower end of the rear leg tube 2, and the upper end is pivotally connected to the sliding seat 7 and moves up and down with it, so that the rear ends of the left and right folding frames are horizontally expanded and closed. fold. The first folding group 5 of this embodiment may include a first cross bar 51, and when its upper end moves up with the sliding seat 7 to increase the distance from the lower end, it will drive the rear ends of the left and right folding frames to move laterally toward each other. Conversely, when its upper end runs down with slide seat 7 and is close to the lower end, it will drive the rear ends of the left and right folding racks to expand horizontally, and finally can be in the unfolded state 100 shown in the first accompanying drawing 1.

The front end of the second folding group 6 is pivotally connected to the foldable pedal group 13 , and the rear end is pivotally connected to the sliding seat 7 to move up and down with it. The second folding group 6 can be implemented as a pair of non-crossing rods, which are directly or indirectly pivotally connected to the lower end of the front leg tube 1 or the foldable pedal group 13 beside the front leg tube 1 with their front ends respectively, and The rear ends are pivotally connected to the sliding seat 7 respectively. Preferably, the second folding group 6 can be implemented as a second cross bar 61 , and the front ends on both sides are pivotally connected to the lower end of the front leg tube 1 or the foldable pedal group 13 next to the front leg tube 1 .

When the rear end of the second cross bar 61 moves up with the sliding seat 7, it is driven by the first cross bar 51 to narrow, so that the front end also narrows thereupon, thereby making the foldable pedal assembly The first pedal 14 of 13 and the second pedal 15 take place as accompanying drawing 3 and the folding of the direction shown by accompanying drawing 4 arrows.

Preferably, this embodiment may further include a seat frame rod 9 pivotally connected between the sliding seat 7 and the front leg tube 1 for the woven fabric to form a seat of the baby stroller.

Preferably, a handle (not shown) can be provided at the intersection of the first cross bar 51 of the first folding group 5; when the handle is pulled up, the first folding group 5 can be The upper end of the handlebar moves upwards to drive the sliding seat 7 to slide upwards, and the handle pipe 3 is automatically retracted into the front leg pipe 1 by the linkage of the linkage assembly 23 .

The positioning mechanism 4 located between the handle tube 3 and the joint seat 12 or the front leg tube 1 functions to lock the handle tube 3 so that it cannot be freely expanded and contracted, so that the stroller frame 10 cannot be folded. When this lock is released; when the sliding seat 7 or the aforementioned handle is pulled upward, the handle tube 3 can be automatically retracted into the front leg tube 1, and the upper and lower distances of the first folding group 5 can be lengthened and the width can be shortened. Narrow, the sliding seat 7 moves up with the upper end of the first folding group 5, thereby pulling the rear end of the second folding group 6, so that the front leg tube 1 and the rear leg tube 2 of the left and right folding frames are close to each other. At this time, since the width of the first folding group 5 is narrowed, it will also drive the left and right folding frames to laterally close to the middle to complete the folding.

In the folded state 200 shown in Figure 6, the ends 16 of the first pedal 14 and the second pedal 15 can form a plurality of support points with the front wheel set 11, so that the folded baby stroller The skeleton 10 is able to stand independently.

What is disclosed above is only the preferred embodiment of the present utility model, and of course the scope of rights of the present utility model cannot be limited with this. Therefore, the equivalent changes made according to the patent scope of the utility model still belong to the scope covered by the utility model .

Claims (11)

1. the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of interlock handle pipe is characterized in that, comprising:

Left folding is received frame, is provided with the handle pipe of scalable slip and locking, and it is to fold frame along what vertical surface folded that this left folding is received frame, is located at the left side of described doll carriage skeleton;

Right folding is received frame, is provided with the handle pipe of scalable slip and locking, and it is to fold frame along what vertical surface folded that this right folding is received frame, is located at the right side of described doll carriage skeleton;

A pair of slide is installed in the rear end that described left folding is received frame and right folding receipts frame respectively slidably;

A pair of linked component is connected between described each handle pipe and a pair of slide; And

The first folding group, its lower end, both sides are articulated in the lower end that described left folding is received frame and right folding receipts frame respectively, and the upper end, both sides is articulated in described a pair of slide respectively;

The second folding group, its both sides front end are articulated in the front end that described left folding is received frame and right folding receipts frame respectively, and the rear end, both sides is articulated in described a pair of slide respectively.

2. the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of interlock handle pipe as claimed in claim 1 is characterized in that, described left folding receives frame and right folding receipts frame comprises respectively:

Front foot pipe, its lower end is provided with preceding wheels, and the upper end connects socket joint;

Rear foot tube, its lower end are provided with the back wheels, and the upper end is articulated in described socket joint and folds with described front foot pipe closing pivotly; And

Handle pipe is adjusted the telescopic pipe of length for lockably stretching with respect to described front foot pipe, and its lower end is via described linked component and described slide interlock.

3. the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of interlock handle pipe as claimed in claim 2 is characterized in that, described left folding receives frame and right folding receipts frame also comprises the mounting bar respectively, and this mounting bar is articulated in respectively between described front foot pipe and a pair of slide.

4. the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of interlock handle pipe as claimed in claim 2, it is characterized in that, the described first folding group has the first intersection rod member, its lower end, both sides is articulated in the lower end of described rear foot tube respectively, the upper end, both sides is articulated in described a pair of slide respectively, when this slide is up moved and increase by first intersect rod member up and down between the two ends apart from the time, two lateral extents narrow down thereupon, make described left folding receive frame and the horizontal closing of right folding receipts frame, described front foot pipe of interlock and rear foot tube closing simultaneously.

5. the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of interlock handle pipe as claimed in claim 2 is characterized in that, also comprises collapsible stretcher group, and its two ends are articulated in the front end that described left folding is received frame and right folding receipts frame respectively.

6. the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of interlock handle pipe as claimed in claim 5, it is characterized in that, the described second folding group has the second intersection rod member, and the front end of its both sides is articulated in described collapsible stretcher group, and the rear end of both sides is articulated in described a pair of slide.

7. as the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of arbitrary described interlock handle pipe among the claim 1-6, it is characterized in that, the described first folding group is provided with carrying handle, the described slide of interlock in order to the upper end that drives this first folding group, thereby described handle pipe of interlock and the described second folding group.

8. as the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of arbitrary described interlock handle pipe among the claim 1-6, it is characterized in that, be provided with detent mechanism between described handle pipe and the front foot pipe, in order to lock this handle pipe and to make this doll carriage skeleton can't folding.

9. as the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of arbitrary described interlock handle pipe among the claim 1-6, it is characterized in that described linked component is the flexible silver of sheet metal.

10. as the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of arbitrary described interlock handle pipe among the claim 1-6, it is characterized in that described linked component is the flexible silver of glass fibre.

11., it is characterized in that described linked component is the flexible silver of carbon fiber as the flexible doll carriage skeleton that returns the vehicle to the garage and knock off of arbitrary described interlock handle pipe among the claim 1-6.

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