CN219989309U - Foldable baby carriage frame - Google Patents

Abstract

The utility model discloses a foldable baby carrier frame which comprises a front support, a rear support, a push rod and a connecting rod, wherein the push rod is rotationally connected with the upper part of the rear support; when the push rod is folded or unfolded in a rotating way relative to the rear bracket, the connecting rod is driven to move to drive the front bracket to fold or unfold relative to the rear bracket, so that the frame is folded or unfolded; compared with the existing folding baby carriage frame, the folding baby carriage frame has the advantages that corresponding rods are reduced, assembly and manufacturing are facilitated, production cost is reduced, and the whole structure is compact after the frame is folded, the size is smaller, and the folding baby carriage frame is convenient to carry and store when going out.

Description

Foldable baby carriage frame

Technical Field

The utility model relates to the field of strollers, in particular to a foldable frame of a stroller.

Background

At present, a child stroller with a folding frame is common in the market, and the child stroller is unfolded when in use and folded when not in use. However, in order to realize folding linkage, most rods are more, and the whole folded baby carrier is not compact enough, so that the baby carrier is not beneficial to storage and carrying.

Disclosure of Invention

The utility model aims at: the foldable baby carriage frame has the advantages that compared with the existing folding baby carriage frame, corresponding rods are reduced, assembly and manufacturing are facilitated, production cost is reduced, and the frame is compact in overall structure, smaller in size and convenient to carry and store when being folded.

The technical scheme of the utility model is as follows: the foldable baby carrier frame comprises a front support, a rear support, a push rod and a connecting rod, wherein the push rod is rotationally connected with the upper part of the rear support; when the push rod is folded or unfolded relative to the rear support in a rotating way, the connecting rod is driven to move to drive the front support to fold or unfold relative to the rear support, and then the frame is folded or unfolded.

Preferably, the lower part of the push rod is provided with a push rod extending part, the connecting rod is U-shaped, and two ends of the connecting rod are respectively and rotatably connected with the push rod extending parts at two sides.

Preferably, an included angle is formed between the push rod extension and the push rod, and the included angle is an obtuse angle.

Preferably, the rotation connection point between the push rod and the rear bracket is a first rotation point, and the rotation connection point between the push rod and the connecting rod is a second rotation point; when the frame is unfolded, the second rotating point is positioned below the first rotating point; when the frame is folded, the second rotation point is positioned in front of the first rotation point.

Preferably, a connecting seat is arranged on the upper portion of the front support, and the connecting seat is sleeved on the connecting rod and is rotationally connected with the connecting rod.

Preferably, the frame further comprises a frame locking mechanism for locking the frame in its deployed position. Wherein, frame locking mechanical system sets up between push rod and rear bracket.

Preferably, the push rod is provided with a push handle which can stretch and retract relative to the push rod, and a push handle locking mechanism for locking the push handle when the push handle is in a unfolding position is arranged between the push rod and the push rod.

The utility model has the advantages that: compared with the existing folding baby carriage frame, the folding baby carriage frame has the advantages that corresponding rods are reduced, assembly and manufacturing are facilitated, production cost is reduced, and the whole structure is compact after the frame is folded, the size is smaller, and the folding baby carriage frame is convenient to carry and store when going out.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, in which the drawings are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model in an unfolded state;

FIG. 2 is a schematic side elevational view of the present utility model in an expanded state;

FIG. 3 is a schematic perspective view of the present utility model during folding;

FIG. 4 is a schematic side elevational view of the present utility model during folding;

FIG. 5 is a schematic perspective view of the present utility model in a folded state;

fig. 6 is a schematic side view of the present utility model in a folded state.

In the figure: 1 a front bracket; 101 connecting seats; 2, a rear bracket; 201 a rear bracket extension; 3, pushing a rod; 301 pushrod extension; 4, connecting a rod; 5 pushing the handle; 6 front wheel assembly; 7, a rear wheel assembly; 8 a first connection point; 9 a second connection point; 10 a third connection point; 11 fourth connection point.

Detailed Description

In order to make the technical problems solved, the technical scheme adopted and the technical effects achieved by the utility model more clear, the technical scheme of the utility model is further described below by a specific embodiment in combination with the attached drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 to 6, a foldable baby carriage frame comprises a front bracket 1 provided with a front wheel assembly 6, a rear bracket 2 provided with a rear wheel assembly 7, a push rod 3 and a connecting rod 4, wherein the push rod 3 is rotatably connected with the upper part of the rear bracket 2 through a first connecting point 8, the lower part of the push rod 3 is rotatably connected with the connecting rod 4 through a second connecting point 9, the upper part of the front bracket 1 is rotatably connected with the connecting rod 4 through a third connecting point 10, a rear bracket extension 201 extending forwards is arranged on the rear bracket 2, and the front end of the rear bracket extension 201 is rotatably connected with the front bracket 1 through a fourth connecting point 11.

In this embodiment, the push rod 3 has a push rod extension 301 at the lower portion, and an included angle is formed between the push rod extension 301 and the push rod 3 and is an obtuse angle. The two ends of the connecting rod 4 are respectively connected with the push rod extending parts 301 at the two sides in a rotating way, and the rotating point is the second connecting point 9. The second rotation point 9 is positioned below the first rotation point 8 when the frame is unfolded; the second pivot point 9 is located in front of the first pivot point 8 when the frame is folded.

In this embodiment, a connecting seat 101 is disposed on the upper portion of the front bracket 1, the connecting seat 101 is sleeved on the transverse portion of the connecting rod 4 and is rotatably connected with the connecting rod 4, and the rotation point is the third connection point 10.

In this embodiment, the frame further comprises a frame locking mechanism for locking the frame in its deployed position. The frame locking mechanism is preferably arranged at the folding joint between the push rod and the rear bracket, and the locking mechanism between the two rotating parts is various and is conventional in the art, so specific details and limitations are not needed here, and only the locking of the two rotating parts can be realized.

In this embodiment, the push rod 3 is provided with a push handle 5 that can be extended and contracted relative to the push rod, and a push handle locking mechanism for locking the push handle 5 when the push handle is in the extended position is provided between the push rod and the push rod. The locking mechanism between the two telescopic components is various and conventional in the art, so specific details and limitations are not needed here, and only the locking of the two telescopic components can be realized. The telescopic design can reduce the length of the whole push rod in the direction, and is beneficial to reducing the folded volume of the whole vehicle.

When the folding bicycle frame is folded, the push rod 3 rotates downwards by taking the first connecting point 8 as the center and is folded and folded relative to the rear bracket 2, and the front bracket 1 is driven to rotate by taking the second connecting point 9 to rotate by driving the connecting rod 4 and is folded and folded relative to the rear bracket 2, so that the bicycle frame is folded.

On the contrary, when the utility model is unfolded, the push rod 3 rotates upwards by taking the first connecting point 8 as the center and is unfolded relative to the rear bracket 2, and the connecting rod 4 is driven to rotate by taking the second connecting point 9 to drive the front bracket 1 to rotate by taking the third connecting point 10 and is unfolded relative to the rear bracket 2, so that the frame is unfolded.

Compared with the existing folding baby carriage frame, the folding baby carriage frame has the advantages that corresponding rods are reduced, assembly and manufacturing are facilitated, production cost is reduced, and the whole structure is compact after the frame is folded, the size is smaller, and the folding baby carriage frame is convenient to carry and store when going out.

The foregoing is merely a specific application example of the present utility model, and the protection scope of the present utility model is not limited in any way. In addition to the embodiments described above, other embodiments of the utility model are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the scope of the utility model.

Claims (9)

1. The utility model provides a folding bassinet frame, includes fore-stock, rear bracket and push rod, push rod and rear bracket upper portion rotate and are connected, its characterized in that: the front support is characterized by further comprising a connecting rod, the lower part of the push rod is rotationally connected with the connecting rod, the upper part of the front support is rotationally connected with the connecting rod, a front support extending piece extending forwards is arranged on the rear support, and the front end of the front support extending piece is rotationally connected with the front support; when the push rod is folded or unfolded relative to the rear support in a rotating way, the connecting rod is driven to move to drive the front support to fold or unfold relative to the rear support, and then the frame is folded or unfolded.

2. A foldable stroller frame according to claim 1, wherein: the lower part of the push rod is provided with a push rod extending part, the connecting rod is U-shaped, and two ends of the connecting rod are respectively connected with the push rod extending parts on two sides in a rotating way.

3. A collapsible stroller frame according to claim 2, wherein: an included angle is formed between the push rod extension part and the push rod, and the included angle is an obtuse angle.

4. A collapsible stroller frame according to claim 2 or 3, wherein: the rotating connection point between the push rod and the rear bracket is a first rotating point, and the rotating connection point between the push rod and the connecting rod is a second rotating point; when the frame is unfolded, the second rotating point is positioned below the first rotating point; when the frame is folded, the second rotation point is positioned in front of the first rotation point.

5. A collapsible stroller frame according to claim 2, wherein: the front bracket is characterized in that a connecting seat is arranged on the upper portion of the front bracket, and the connecting seat is sleeved on the connecting rod and is rotationally connected with the connecting rod.

6. A foldable stroller frame according to claim 1, wherein: the frame also includes a frame locking mechanism for locking the frame in the deployed position.

7. A foldable stroller frame according to claim 6, wherein: the frame locking mechanism is arranged between the push rod and the rear bracket.

8. A foldable stroller frame according to claim 1, wherein: the push rod is provided with a push handle which can stretch relative to the push rod, and a push handle locking mechanism for locking the push handle when the push handle is in a unfolding position is arranged between the push rod and the push rod.

9. A foldable stroller frame according to claim 1, wherein: the front wheel assembly is installed at the bottom of the front support, and the rear wheel assembly is installed at the bottom of the rear support.