CN213534826U - Children's barrow - Google Patents

Abstract

The utility model relates to a children's shallow, it includes frame, front wheel group, rear wheel group, seat pocket frame, wherein seat pocket frame includes seat pole, lower back pole, goes up back pole, first connecting rod, bar, second connecting rod. The utility model discloses a collapsible of upper and lower back pole to combine the setting of bar and connecting rod, make the seat pocket frame can realize independently folding on children's shallow, further reduce the volume after seat pocket frame is folding, consequently, after children's shallow is folding, small, storage, transportation and carrying in the convenient use.

Description

Children's barrow

Technical Field

The utility model belongs to children's shallow field, concretely relates to children's shallow.

Background

Common structures of the existing child strollers have folding functions, namely, the existing child strollers are unfolded when in use and folded when not in use, but most of the existing child strollers can only be partially folded, for example, a long backrest rod on a seat pocket cannot be folded.

For example, chinese patent CN205022652U discloses a stroller, wherein the backrest rod on the seat bag frame part cannot be further folded, so that the stroller occupies a large space even after being folded, and is very inconvenient for storage, transportation and carrying during use.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art not enough, provide a modified children's shallow.

For solving the technical problem, the utility model discloses a following technical scheme:

the utility model provides a children's shallow, includes the frame, set up in the front wheel group of bottom before the frame, set up in the rear wheel group of bottom behind the frame and set up the seat pocket frame on the frame, seat pocket frame has open mode and fold condition, and under open mode, seat pocket frame includes:

a seat post extending in a front-to-back horizontal direction;

the lower end part of the lower backrest rod is pivotally connected with the front part of the seat rod;

the lower part of the upper backrest rod is connected with the upper end part of the lower backrest rod through a pivot and then continues to extend downwards to form a lower extension section of the upper backrest rod;

the lower end part of the first connecting rod is pivotally connected to the rear part of the seat post;

the grab bar is pivotally connected with the upper end part of the first connecting rod and is also pivotally connected with the lower backrest rod;

the lower end part of the second connecting rod is pivoted with the armrest rod, and the upper end part of the second connecting rod is pivoted with the lower extension section of the upper backrest rod.

Preferably, the upper end portion of the first link, the lower end portion of the second link, and the lower end portion of the grab bar are coaxially pivotally connected.

Specifically, in the open state of the seat pocket frame, the second link extends rearward and upward from the lower end portion, and then bends and extends forward and upward to the upper end portion.

Preferably, in the open state of the seat pocket, the grab bar extends diagonally forward and upward from the lower end portion, and continues to extend forward and upward after being pivotally connected to the middle portion of the lower back bar.

According to a preferred embodiment of the present invention, a locking mechanism is provided between the upper end of the lower back bar and the lower end of the upper back bar, and when the locking mechanism is in the unlocked state and the open state is changed to the folded state, the lower end of the upper back bar and the upper end of the lower back bar pivot.

Specifically, in the open state of the seat pocket frame, the lower back lever extends obliquely from the lower end to the rear upper side, and the upper back lever extends obliquely from the pivot joint with the lower back lever to the rear upper side.

According to a further embodiment and preferred aspect of the invention, the front portion of the seat post is connected to one member of the frame and the rear portion of the seat post is connected to another member of the frame.

Specifically, the front portion of the seat post is pivotally connected to one member of the frame and the rear portion of the seat post is pivotally connected to the other member of the frame.

In addition, when the seat pocket frame is changed from the unfolded state to the folded state, the upper backrest rod turns towards the front lower part, the lower backrest rod turns towards the rear lower part, the first connecting rod turns towards the rear lower part, the grab rail turns towards the front lower part, and the second connecting rod turns towards the rear lower part.

When the seat pocket frame is in a folded state, the seat pocket frame is flat, wherein the armrest rod and the lower backrest rod are positioned above the seat rod, the upper backrest rod is positioned above the lower backrest rod and the armrest rod, and the first connecting rod and the second connecting rod are positioned on the inner side of a flat area formed by the upper backrest rod, the lower backrest rod, the armrest rod and the seat rod.

Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage:

the utility model discloses a collapsible of upper and lower back pole to combine the setting of bar and connecting rod, make the seat pocket frame can realize independently folding on children's shallow, further reduce the volume after seat pocket frame is folding, consequently, after children's shallow is folding, small, storage, transportation and carrying in the convenient use.

Drawings

Fig. 1 is a schematic structural view of the stroller of the present invention;

FIG. 2 is a schematic right-side view of FIG. 1;

FIG. 3 is a right side view of the seat pocket of FIG. 1;

FIG. 4 is a schematic view of the seat pocket of FIG. 1 being transformed from an open position to a folded position;

FIG. 5 is a schematic right-side view of FIG. 4;

FIG. 6 is a schematic view of the seat pocket of FIG. 1 in a folded configuration;

FIG. 7 is a schematic right side view of FIG. 6;

wherein: 1. a frame; 10. a front bottom bracket; 11. a rear bottom bracket; 12. a push rod; a. a first bar member; b. a second bar member; c. a third bar member;

2. a front wheel set;

3. a rear wheel set;

4. a seat pocket frame; 40. a seat post; 41. a lower back rest rod; 42. an upper backrest rod; m, an upper backrest rod lower extension section; 43. a grab rail; 44. a first link; 45. a second link; 46. a locking mechanism.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, the stroller of the present embodiment includes a frame 1, a front wheel set 2, a rear wheel set 3, and a seat bag frame 4.

Specifically, the frame 1 includes two side frames which are bilaterally symmetrical, wherein the side frames include a front bottom bracket 10, a rear bottom bracket 11 and a push rod 12, and an upper end portion of the front bottom bracket 10, an upper end portion of the rear bottom bracket 11 and a lower end portion of the push rod 12 are coaxially and pivotally connected.

In this example, the side frame further includes a first link a, a second link b, and a third link c, wherein the upper end of the first link a is pivotally connected to the push rod 12, the lower end of the second link b is pivotally connected to the front bottom frame 10, the upper end of the second link b is pivotally connected to the lower end of the first link a, the lower end of the third link c is pivotally connected to the rear bottom frame 11, and the upper end is pivotally connected to the seat frame 4.

As shown in fig. 2, the front wheel set 2 is disposed at the bottom of the front bottom bracket 10, and the rear wheel set 3 is disposed at the bottom of the rear bottom bracket 11.

As shown in fig. 3, the seat pocket 4 includes a seat post 40, a lower back post 41, an upper back post 42, a grab bar 43, a first link 44, a second link 45, and a locking mechanism 46.

Specifically, the seat post 40 extends in the front-rear horizontal direction, the front portion of the seat post 40 is pivotally connected to the third link c, and the rear portion of the seat post 40 is pivotally connected to the first link a.

The lower end of the lower back lever 41 is pivotally connected to the front portion of the seat lever 40, and the lower back lever 41 extends obliquely rearward and upward from the lower end.

In this embodiment, the lower portion of the upper back bar 42 is pivotally connected to the upper end of the lower back bar 41 and then extends downward to form an upper back bar lower extension m, and the upper back bar 42 extends upward and rearward from the pivotal connection with the lower back bar 41.

The lower end of the grab bar 43 is pivotally connected to the upper end of the first link 44, and the grab bar 43 is also pivotally connected to the lower back bar 41.

In this example, the grab bar 43 extends diagonally forward and upward from the lower end portion, and continues to extend forward and upward after being pivotally connected to the middle portion of the lower back bar 41.

The lower end of the first link 44 is pivotally connected to the rear of the seat post 40, and the upper end of the first link 44 is pivotally connected coaxially with the lower end of the second link 45 and the lower end of the grab bar 43.

The upper end of the second link 45 is pivotally connected to the lower extension of the upper back lever.

In this example, the second link 45 extends rearward and upward from the lower end portion, and then bends forward and upward to extend to the upper end portion.

The locking mechanism 46 is located between the upper end of the lower back lever 41 and the lower end of the upper back lever 42, as shown in fig. 3, when the lower back lever 41 and the upper back lever 42 are in a relatively locked state, and when the seat frame 4 is also in an unfolded state.

Referring to fig. 4 and 5, the seat bag frame 4 is converted from the unfolded state to the folded state, that is, after the lock mechanism 46 is unlocked, the lower end portion of the upper back lever 42 and the upper end portion of the lower back lever 41 pivot, the upper back lever 42 turns forward and downward, the lower back lever 41 turns backward and downward, the grab bar 43 turns forward and downward, the first link 44 turns backward and downward, and the second link 45 turns backward and downward.

Referring to fig. 6 and 7, the seat bag frame 4 is in a folded state, and the seat bag frame 4 is in a flat shape in which the seat bar 43 and the lower back bar 41 are positioned above the seat bar 40, the upper back bar 42 is positioned above the lower back bar 41 and the seat bar 43, and the first link 44 and the second link 45 are positioned inside a flat area formed by the upper back bar 41, the lower back bar 42, the seat bar 43, and the seat bar 40.

In summary, the present embodiment has the following advantages:

1) the seat pocket frame can be independently folded on the baby stroller by folding the upper backrest rod and the lower backrest rod and combining the arrangement of the armrest rods and the connecting rods, and is flat after being folded, so that the volume of the folded seat pocket frame is further reduced, and the baby stroller is small in volume after being folded and convenient to store, transport and carry in use;

2) the seat pocket frame has simple structure and very convenient folding or unfolding operation.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. The utility model provides a children's shallow, include the frame, set up in the front wheel group of bottom before the frame, set up in the back wheelset of bottom behind the frame, and set up in seat pocket frame on the frame, its characterized in that:

the seat pocket frame has an open state and a folded state, and under the open state, the seat pocket frame includes:

a seat post extending in a front-to-back horizontal direction;

a lower back-rest rod, the lower end of which is pivotally connected to the front part of the seat rod;

the lower part of the upper backrest rod is connected with the upper end part of the lower backrest rod through a pivot and then continues to extend downwards to form a lower extension section of the upper backrest rod;

a first link having a lower end pivotally connected to a rear portion of the seat post;

the grab rail is in pivot connection with the upper end part of the first connecting rod and is also in pivot connection with the lower backrest rod;

the lower end part of the second connecting rod is connected with the armrest rod pivot, and the upper end part of the second connecting rod is connected with the upper backrest rod lower extension section pivot.

2. The stroller of claim 1, wherein: the upper end part of the first connecting rod, the lower end part of the second connecting rod and the lower end part of the grab bar are coaxially and pivotally connected.

3. The stroller of claim 1, wherein: in the open state of the seat pocket frame, the second connecting rod extends from the lower end part to the upper rear direction and then bends to the upper front direction and extends to the upper end part.

4. The stroller of claim 1, wherein: in the open state of the seat pocket frame, the grab bar extends obliquely forward and upward from the lower end portion, and continues to extend forward and upward after being pivotally connected to the middle portion of the lower back-rest bar.

5. The stroller of claim 1, wherein: and a locking mechanism is arranged between the upper end part of the lower backrest rod and the lower end part of the upper backrest rod, and when the locking mechanism is in an unlocking state and the opening state is changed to a folding state, the lower end part of the upper backrest rod and the upper end part of the lower backrest rod rotate around a pivot.

6. The stroller of claim 1, wherein: in the open state of the seat pocket frame, the lower backrest rod extends obliquely from the lower end to the rear upper side, and the upper backrest rod extends obliquely from the pivot joint with the lower backrest rod to the rear upper side.

7. The stroller of claim 1, wherein: the front part of the seat post is connected to one rod piece of the frame, and the rear part of the seat post is connected to the other rod piece of the frame.

8. The stroller of claim 7, wherein: the front part of the seat post is pivotally connected to one member of the frame and the rear part of the seat post is pivotally connected to the other member of the frame.

9. The stroller of claim 1, wherein: the seat pocket frame is when open mode is to fold condition transform, go up the upset of back pole below to the front, the upset of the below of the back below of back pole down, the upset of first connecting rod below to the back, the handrail pole upset below to the front, the upset of second connecting rod below to the back.

10. The stroller of claim 9, wherein: when the seat pocket frame is in folded condition, the seat pocket frame be the platykurtic, wherein the bar with lower back pole be located the seat pole top, go up the back pole and be located down the back pole with the bar top, first connecting rod and second connecting rod be located go up the back pole down the back pole the bar the seat pole forms flat regional inboard.

Images