CN116923521A

CN116923521A - Baby carriage

Info

Publication number: CN116923521A
Application number: CN202310898187.0A
Authority: CN
Inventors: 李如意
Original assignee: CHINA BAMBINO PREZIOSO CO LTD
Current assignee: CHINA BAMBINO PREZIOSO CO LTD
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2023-10-24

Abstract

The application discloses a baby carriage, which comprises: the bicycle comprises a frame, wheels and shock absorbing blocks, wherein a connecting seat is arranged on the frame; the wheel is provided with a mounting seat, and the connecting seat is pivotally connected with the mounting seat; the shock absorbing block is arranged between the connecting seat and the mounting seat and is provided with a first surface and a second surface, the connecting seat is suitable for pushing against the first surface, the mounting seat is suitable for pushing against the second surface, shock absorbing buffering in the running process of the baby carriage is realized, and the area of the first surface is smaller than that of the second surface. Therefore, the shock-absorbing block is arranged between the connecting seat and the mounting seat, and is arranged into the structure, so that the contact area between the shock-absorbing block and the connecting seat and the mounting seat can be increased, the stress area of the shock-absorbing block is further increased, the shock-absorbing effect of the shock-absorbing block is improved, the shock-absorbing block can more effectively absorb shock of the baby carriage, and the safety and the stability of the baby carriage are improved.

Description

Baby carriage

Technical Field

The application relates to the field of baby carriages, in particular to a baby carriage.

Background

When the perambulator walks in the road section that the roughness is relatively poor, the circumstances such as bump easily appear in the wheel, because the wheel links to each other with the frame, bump can influence the stability of frame to appear the wheel, and the shock attenuation effect of perambulator is not good among the prior art, can't effectively jolt the wheel and carry out shock attenuation buffering, has influenced perambulator's safety in utilization and stationarity.

Disclosure of Invention

The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the present application is directed to a stroller with better shock absorbing and buffering effects and higher use safety.

According to an embodiment of the present application, a stroller includes: the bicycle comprises a bicycle frame, wheels and shock absorbing blocks, wherein a connecting seat is arranged on the bicycle frame; the wheel is provided with a mounting seat, and the connecting seat is pivotally connected with the mounting seat; the shock absorbing block is arranged between the connecting seat and the mounting seat and is provided with a first surface and a second surface, the connecting seat is suitable for pushing against the first surface, the mounting seat is suitable for pushing against the second surface, shock absorbing buffering in the travelling process of the baby carriage is achieved, and the area of the first surface is smaller than that of the second surface.

According to the baby carriage provided by the embodiment of the application, the shock absorbing block is arranged between the connecting seat and the mounting seat, and the shock absorbing block is of the structure, so that the contact area of the shock absorbing block, the connecting seat and the mounting seat can be increased, the stress area of the shock absorbing block is further increased, the shock absorbing effect of the shock absorbing block is improved, the shock absorbing block can more effectively absorb shock of the baby carriage, and the safety and the stability of the baby carriage are improved.

In some embodiments, the first surface includes a first curved section and extension sections at both ends of the first curved section, and the first curved section and the extension sections cover at least part of the connection base. The shape of first face can match with the shape of connecting seat like this to first face cladding connecting seat smoothly makes things convenient for both installations, and guarantees the installation stability of first face and connecting seat, in order to improve the effect of moving away to avoid possible earthquakes.

Specifically, the connecting seat is provided with a limiting convex edge, and the limiting convex edge pushes against the first curved surface section and the extension section. Therefore, the movable range of the shock absorbing block can be limited, the shock absorbing block is limited to move upwards, and the shock absorbing block is prevented from being deformed upwards, so that the shock absorbing effect of the shock absorbing block is ensured.

Further, the second surface is configured as a second curved surface section, and the first curved surface section and the second curved surface section are respectively configured as a concave surface and a convex surface. The shock absorber can be stably assembled with the connecting seat and the mounting seat, the stress area of the shock absorber can be increased, and the shock absorbing capacity of the shock absorber is improved.

In some embodiments, the mounting seat defines a mounting cavity, and the connecting seat and the shock block each extend into the mounting cavity. The device is simple in structure and reasonable in space arrangement, the mounting seat and the connecting seat can be pivoted and connected, and the shock-absorbing block is arranged between the mounting seat and the connecting seat, so that elastic buffering of the two pivoting and connecting can be realized, and a shock-absorbing effect is achieved.

Specifically, a first clamping hole is formed in the bottom wall of the mounting cavity, a first protrusion is arranged on the shock absorbing block correspondingly, and the first protrusion is clamped with the first clamping hole. The shock absorber can be quickly installed with the installation seat, the assembly efficiency is improved, and the stability of connection of the shock absorber and the installation seat is improved through the clamping of the first bulge and the first clamping hole.

Further, the depth of the first clamping hole is larger than the height of the first protrusion. The arrangement can provide deformation space for the shock absorbing block, and ensure that the shock absorbing block and the mounting seat are stably mounted all the time.

Furthermore, a second clamping hole is formed in the side wall of the mounting cavity, a second protrusion is arranged on the shock absorbing block correspondingly, and the second protrusion is clamped with the second clamping hole. The setting like this, the stability of piece and mount pad installation of moving away to avoid possible earthquakes is higher, and link up the setting with second draw-in hole and first draw-in hole, can increase along the deformation space of first draw-in hole direction, along first draw-in hole deformation in order to cushion when being convenient for move away to avoid possible earthquakes the piece and receive the extrusion, has promoted the effect of moving away to avoid possible earthquakes.

In some embodiments, the second protrusion includes a first mounting surface and a second mounting surface from top to bottom, the first mounting surface and the second mounting surface each extend into the second clamping hole, and an included angle formed by the second mounting surface and the vertical direction is smaller than an included angle formed by the first mounting surface and the vertical direction. Like this, with first installation face and second installation face slope setting, can play the guide effect, the second protruding second card hole that stretches into of being convenient for is convenient for to move away to avoid possible earthquakes piece and mount pad assembly, can realize quick assembly.

Specifically, the shock absorbing block is an elastic piece, so that shock absorbing and buffering in the running process of the baby carriage can be effectively realized.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a stroller according to an embodiment of the present application;

FIG. 2 is a schematic illustration of a frame to wheel connection according to an embodiment of the present application;

FIG. 3 is a schematic exploded view of a frame, wheels and shock absorbing blocks according to an embodiment of the present application;

FIG. 4 is a cross-sectional view of a frame and wheel connection according to an embodiment of the present application;

FIG. 5 is an enlarged view of a portion of FIG. 4 at circle A;

FIG. 6 is a cross-sectional view of the connecting block, shock absorber mass and mounting block;

FIG. 7 is a schematic view of the structure of the connecting seat, shock absorbing block and mounting seat at an angle;

FIG. 8 is a schematic view of another angle of the connecting base, shock absorbing block and mounting base.

Reference numerals:

the stroller 100 is configured to be positioned on a vehicle,

frame 10, connector 11, limit flange 111, second pivot hole 112,

the wheel 20, the mounting seat 21, the mounting cavity 211, the first clamping hole 2111, the second clamping hole 2112, the first pivot hole 2113, the brake lever 22,

shock absorber 30, first surface 31, first curved surface section 311, extension section 312, second surface 32, first protrusion 33, second protrusion 34, first mounting surface 341, second mounting surface 342,

and a pivot shaft 40.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.

A stroller 100 according to an embodiment of the present application is described below with reference to fig. 1-8.

As shown in fig. 1 to 4, a stroller 100 according to an embodiment of the present application includes a frame 10, wheels 20 and shock-absorbing blocks 30.

Wherein, the frame 10 is provided with a connecting seat 11; the wheel 20 is provided with a mounting seat 21, and the connecting seat 11 is pivotally connected with the mounting seat 21; the shock-absorbing block 30 is arranged between the connecting seat 11 and the mounting seat 21, the shock-absorbing block 30 is provided with a first surface 31 and a second surface 32, the connecting seat 11 is suitable for pushing against the first surface 31, the mounting seat 21 is suitable for pushing against the second surface 32, so as to realize shock absorption and buffering in the travelling process of the baby carriage 100, and the area of the first surface 31 is smaller than that of the second surface 32.

Specifically, the frame 10 of the stroller 100 is connected to the wheels 20 through the connecting seat 11 and the mounting seat 21, the frame 10 has a foot tube, the connecting seat 11 is mounted on the foot tube, the mounting seat 21 is pivotally connected to the wheels 20, the wheels 20 are further provided with brake levers 22, the mounting seat 21 is matched with the brake levers 22, the connecting seat 11 and the brake levers 22 are respectively arranged on two sides of the mounting seat 21, and the pivot axis of the mounting seat 21 is coincident with the axis of the wheels 20.

In addition, a shock absorber 30 is disposed between the connecting seat 11 and the mounting seat 21, a side of the shock absorber 30 adjacent to the connecting seat 11 is a first surface 31 of the shock absorber 30, the first surface 31 is matched with the connecting seat 11, the connecting seat 11 pushes against the first surface 31 in the running process of the stroller 100, a side of the shock absorber 30 adjacent to the mounting seat 21 is a second surface 32 of the shock absorber 30, the second surface 32 is matched with the mounting seat 21, and when jolting or braking occurs on the wheels 20 in the running process of the stroller 100, the mounting seat 21 pushes against the second surface 32, and the shock absorber 30 can buffer and absorb shock.

It should be noted that, the shock-absorbing block 30 is configured as a U-shaped structure, the shock-absorbing block 30 is disposed in the mounting seat 21, and is coated outside the connecting seat 11, the mounting seat 21 pushes against the shock-absorbing block 30 in the running process of the stroller 100, the shock-absorbing block 30 coats the connecting seat 11, the shock-absorbing block 30 absorbs the impact force, the impact force is prevented from affecting the connecting seat 11, the shock-absorbing block 30 is set as a U-shape, the stress area of the first surface 31 and the second surface 32 of the shock-absorbing block 30 can be increased, and the area of the second surface 32 of the shock-absorbing block 30 is larger than the area of the first surface 31, so that the shock-absorbing effect is stronger.

According to the stroller 100 of the embodiment of the present application, by arranging the shock absorbing block 30 between the connection seat 11 and the mounting seat 21 and arranging the shock absorbing block 30 in such a structure, the contact area between the shock absorbing block 30 and the connection seat 11 and the mounting seat 21 can be increased, and the stress area of the shock absorbing block 30 can be further increased, so as to improve the shock absorbing effect of the shock absorbing block 30, and the shock absorbing block 30 can more effectively absorb shock to the stroller 100, thereby improving the safety and stability of the stroller 100.

As shown in fig. 3 and 7, in some embodiments, the first surface 31 includes a first curved surface section 311 and extension sections 312 located at two ends of the first curved surface section 311, and the first curved surface section 311 and the extension sections 312 cover at least a portion of the connection socket 11.

Specifically, the extension section 312 extends from the end of the first curved surface section 311 towards the side wall of the connecting seat 11, the first curved surface section 311 is attached to the connecting seat 11 towards one side of the mounting seat 21, and at least part of the extension section 312 is attached to the side wall of the connecting seat 11 towards two sides of one side of the mounting seat 21.

As shown in fig. 3 to 5, specifically, the connection seat 11 is provided with a limiting flange 111, and the limiting flange 111 pushes against the first curved surface section 311 and the extension section 312. The connecting seat 11 is equipped with outside convex spacing chimb 111 on the side wall of first face 31 complex, and the upper surface of first face 31 curved surface section and extension 312 is located spacing chimb 111 below, and spacing chimb 111 pushes away the upper surface of first curved surface section 311 and extension 312, through setting up spacing chimb 111, makes it push away first curved surface section 311 and extension 312, can restrict the movable range of piece 30 of moving away to avoid shock to restrict the piece 30 of moving away to avoid the piece 30 of moving away to take place deformation upwards, in order to ensure the shock absorber effect of piece 30 of moving away to avoid possible shock.

As shown in fig. 7 and 8, further, the second face 32 is configured as a second curved surface section, and the first curved surface section 311 and the second curved surface section are configured as a concave surface and a convex surface, respectively.

It should be noted that, in the present application, the shock absorbing block 30 is configured as a U-shaped structure, the first surface 31 and the second surface 32 are both configured as curved surface sections, the first surface 31 is an inner side surface of the shock absorbing block 30, the second surface 32 is an outer side surface of the shock absorbing block 30, the area of the second surface 32 is larger than that of the first surface 31, the shock absorbing block 30 is recessed from the direction of the connecting seat 11 toward the direction of the mounting seat 21, the first curved surface section 311 is a concave surface recessed toward the direction of the mounting seat 21, and the second curved surface section is a convex surface protruding toward the direction of the mounting seat 21. The shock absorber 30 can be stably assembled with the connecting seat 11 and the mounting seat 21, the stress area of the shock absorber 30 can be increased, and the shock absorbing capacity of the shock absorber 30 can be improved.

As shown in fig. 6-8, in some embodiments, the mounting base 21 defines a mounting cavity 211, and the connecting base 11 and the shock block 30 each extend into the mounting cavity 211.

Specifically, the side of the installation seat 21 adjacent to the shock absorbing block 30 is sunken towards the side of the installation seat away from the shock absorbing block 30, a U-shaped installation cavity 211 is formed, the shock absorbing block 30 stretches into the installation cavity 211, the second face 32 of the shock absorbing block 30 is attached to the side wall of the installation cavity 211, the connecting seat 11 also stretches into the installation cavity 211, the side wall of the connecting seat 11 is attached to the first face 31 of the shock absorbing block 30, the installation seat is simple in structure and reasonable in space arrangement, the installation seat 21 and the connecting seat 11 can be connected in a pivoting mode, the shock absorbing block 30 is arranged between the installation seat 21 and the connecting seat 11, elastic buffering of the two pivoting connections can be achieved, and the shock absorbing effect is achieved.

In addition, as shown in fig. 5-8, the mounting seat 21 is provided with a first pivot hole 2113, the connecting seat 11 is provided with a second pivot hole 112, and after the connecting seat 11 extends into the mounting cavity 211, the first pivot hole 2113 is opposite to the second pivot hole 112, so that the pivot shaft 40 passes through the first pivot hole 2113 and the second pivot hole 112 to pivotally connect the mounting seat 21 with the connecting seat 11.

As shown in fig. 5 to 7, specifically, a first clamping hole 2111 is provided on the bottom wall of the mounting cavity 211, and a first protrusion 33 is provided on the corresponding shock absorbing block 30, and the first protrusion 33 is clamped with the first clamping hole 2111. The bottom wall undercut of installation cavity 211 forms first draw-in hole 2111, and first draw-in hole 2111 is the notch of undercut, and the diapire of piece 30 of moving away to avoid possible earthquakes is equipped with downwardly extending's first protruding 33, and first protruding 33 stretches into in the notch, and it cooperates with first draw-in hole 2111 joint, sets up like this, and piece 30 of moving away to avoid possible earthquakes can install fast with mount pad 21, has improved assembly efficiency to through first protruding 33 and first draw-in hole 2111 joint, the stability that the two are connected is improved.

Further, as shown in fig. 5, the depth of the first clamping hole 2111 is greater than the height of the first protrusion. The opening of the first clamping hole 2111 gradually decreases in the downward direction, the cross-sectional area of the first protrusion 33 gradually decreases in the downward direction, the depth of the first clamping hole 2111 is larger than the height of the first protrusion 33, when the first protrusion 33 is clamped with the first clamping hole 2111, a gap exists between the bottom wall of the first protrusion 33 and the bottom wall of the first clamping hole 2111, and when the shock absorbing block 30 is deformed by extrusion, the deformation part stretches into the gap, so that the deformation space can be provided for the shock absorbing block 30, and the shock absorbing block 30 and the mounting seat 21 are ensured to be stably mounted all the time.

As shown in fig. 5-8, further, a second clamping hole 2112 is provided on a side wall of the mounting cavity 211, and a second protrusion 34 is provided on the corresponding shock absorbing block 30, and the second protrusion 34 is clamped with the second clamping hole 2112.

Specifically, a second clamping hole 2112 is provided at a center line position of a side wall of the mounting cavity 211, the second clamping hole 2112 is provided penetrating through the side wall of the mounting cavity 211, the second clamping hole 2112 extends downwards from top to bottom, the first clamping hole 2111 is located below the second clamping hole 2112, and the second clamping hole 2112 is connected with the first clamping hole 2111 in a penetrating manner. A second protrusion 34 extending towards the mounting seat 21 is arranged at the center line position of the second surface 32 of the shock absorbing block 30, the second protrusion 34 is arranged corresponding to the second clamping hole 2112, and the second protrusion 34 is matched with the second clamping hole 2112 in a clamping way.

The stability of the installation of the shock absorber 30 and the installation seat 21 is higher, and the second clamping hole 2112 and the first clamping hole 2111 are communicated, so that the deformation space along the direction of the first clamping hole 2111 can be increased, the shock absorber 30 can be deformed along the first clamping hole 2111 to be buffered when being extruded, and the shock absorber effect is improved.

As shown in fig. 6 and 8, in some embodiments, the second protrusion 34 includes a first mounting surface 341 and a second mounting surface 342 that are from top to bottom, each of the first mounting surface 341 and the second mounting surface 342 extends into the second clamping hole 2112, and an angle between the second mounting surface 342 and the vertical direction is smaller than an angle between the first mounting surface 341 and the vertical direction.

It should be noted that, the first mounting surface 341 is connected with the second mounting surface 342, the first mounting surface 341 extends obliquely from top to bottom and towards the direction of the mounting seat 21, the second mounting surface 342 extends obliquely from the bottom end of the first mounting surface 341 downward and towards the direction of the connecting seat 11, an included angle is formed between the first mounting surface 341 and the second mounting surface 342, and the included angle formed between the second mounting surface 342 and the vertical direction is smaller than the included angle formed between the first mounting surface 341 and the vertical direction, so that the first mounting surface 341 and the second mounting surface 342 are obliquely arranged, a guiding function can be achieved, the second protrusion 34 is convenient to extend into the second clamping hole 2112, the shock absorbing block 30 is convenient to assemble with the mounting seat 21, and rapid assembly can be achieved.

Specifically, the shock absorbing block 30 is an elastic member, which may be a thermoplastic elastomer, a thermoplastic polyester elastomer, or other elastomers, and preferably, the shock absorbing block 30 may be made of a delphinidium chloride material, which has higher elasticity and strength and better shock absorbing effect.

In the description of the present application, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

In the description of the application, a "first feature" or "second feature" may include one or more of such features.

In the description of the present application, "plurality" means two or more.

In the description of the application, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the application, 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 indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. A stroller, comprising:

the vehicle frame is provided with a connecting seat;

the wheel is provided with a mounting seat, and the connecting seat is pivotally connected with the mounting seat;

the shock absorber comprises a shock absorber block, wherein the shock absorber block is arranged between the connecting seat and the mounting seat and is provided with a first surface and a second surface, the connecting seat is suitable for pushing against the first surface, the mounting seat is suitable for pushing against the second surface, shock absorption and buffering in the travelling process of the baby carriage are achieved, and the area of the first surface is smaller than that of the second surface.

2. The stroller of claim 1, wherein the first surface comprises a first curved section and an extension section at each end of the first curved section, the first curved section and the extension section wrapping at least a portion of the connector base.

3. The stroller of claim 2, wherein the connector is provided with a limit flange that pushes against the first curved section and the extension section.

4. The stroller of claim 2, wherein the second face is configured as a second curved section, and the first curved section and the second curved section are configured as concave and convex surfaces, respectively.

5. A stroller according to claim 3, wherein the mounting base defines a mounting cavity, and wherein the connecting base and the shock-absorbing block each extend into the mounting cavity.

6. The stroller of claim 5, wherein a first locking hole is formed in a bottom wall of the mounting cavity, and a first protrusion is disposed on the shock absorbing block, and the first protrusion is locked with the first locking hole.

7. The stroller of claim 6, wherein the first card hole has a depth greater than a height of the first projection.

8. The stroller of claim 5, wherein a second locking hole is formed in a side wall of the mounting cavity, and a second protrusion is formed on the shock absorbing block, and the second protrusion is locked with the second locking hole.

9. The stroller of claim 8, wherein the second projection includes a first mounting surface and a second mounting surface from top to bottom, the first mounting surface and the second mounting surface each extend into the second clamping hole, and an included angle between the second mounting surface and the vertical direction is smaller than an included angle between the first mounting surface and the vertical direction.

10. The stroller of claims 1-9, wherein the shock absorbing block is an elastic member.