CN222859113U - A silent shock-absorbing children's wheel - Google Patents

Abstract

The utility model discloses a silent and shock-absorbing baby carriage wheel, comprising a mounting plate, a movable plate, a support rod, a wheel hub, and a tire. Side plates are symmetrically arranged at the left and right ends below the mounting plate, a support plate is arranged between the two side plates, a middle portion of the movable plate is provided with an outwardly convex limit block, a lower extending portion of the side plate is provided with a limit hole matched with the limit block, a first connecting shaft is arranged at the front end of the movable plate, a second connecting shaft is arranged at the rear end of the movable plate, the bottom end of the support rod is connected with the second connecting shaft, the top end of the support rod passes through the through hole of the support plate and is connected with a limit nut, a shock-absorbing spring is sleeved on the outer side of the support rod, the first connecting shaft is connected to the wheel hub, the tire is arranged on the outer side of the wheel hub, and a plurality of porous sound-absorbing blocks are arranged on the inner side of the carcass of the tire. The wheel significantly improves the riding comfort and the silent performance of the baby carriage, and enhances the durability and installation convenience of the tire.

Description

Mute shock-absorbing children's wheel

Technical Field

The utility model relates to the technical field of wheels, in particular to a mute shock-absorbing child wheel.

Background

The tire is used as the only part of bassinet and ground contact, its performance directly influences bassinet's use experience and riding children's travelling comfort and security, current bassinet wheel shock attenuation design is often simpler, mainly rely on tire material self elasticity, can't effectively absorb and alleviate the impact and the vibrations from different road surfaces, lead to riding comfort poor, the tire is in the in-process of traveling and the noise that ground contact produced is great in addition, especially on hard road surface, the noise is especially obvious, influence children's riding experience and probably cause the harm to children's hearing, therefore it is necessary to design a silence shock attenuation bassinet wheel in order to solve above problems.

Disclosure of utility model

In order to solve the technical problems, the utility model relates to a mute shock-absorbing child car wheel, which has simple and reliable structure, effectively solves the technical problems, is suitable for popularization and use, and is realized by the following technical scheme:

The utility model provides a silence shock attenuation perambulator wheel, includes mounting panel, fly leaf, bracing piece, wheel hub, tire, both ends symmetry is provided with the curb plate about the below of mounting panel, be provided with the backup pad between two curb plates, the curb plate becomes L shape, the middle part of fly leaf is equipped with the stopper of evagination, the below extension of curb plate be equipped with stopper complex spacing hole, the fly leaf passes through the stopper and rotates with the curb plate to be connected, the front end of fly leaf is provided with first connecting axle, the rear end of fly leaf then is provided with the second connecting axle, the bottom and the second connecting axle of bracing piece are connected, the top of bracing piece then passes behind the through-hole of backup pad and is connected with stop nut, the outside cover of bracing piece is equipped with damping spring, first connecting axle and wheel hub connection, the tire sets up in the wheel hub outside, the matrix inboard of tire is provided with a plurality of porous sound absorbing blocks.

On the basis of the scheme, the porous sound-absorbing blocks are uniformly arranged at intervals along the circumferential direction, and the porous sound-absorbing blocks are adhered to the inner tread of the tire through the adhesive layer.

In addition to the above, and as a preferable mode of the above, the porous sound absorbing block is made of open-cell foam or microporous rubber material.

On the basis of the scheme and as a preferable scheme of the scheme, the outer tire tread of the tire is provided with a plurality of trapezoid bulges, and the trapezoid bulges are distributed in a circumferential array.

On the basis of the scheme and as a preferable scheme of the scheme, four corners of the mounting plate are respectively provided with a mounting hole, and the mounting holes are used for being connected with the frame in a matching way.

Compared with the prior art, the wheel has the advantages that through a series of innovative designs, the riding comfort and the mute performance of the baby carrier are remarkably improved, the durability and the installation convenience of the tire are enhanced, the combined use of the porous sound absorbing block and the damping spring effectively reduces the driving noise and vibration, the grip and the wear resistance of the tire are improved due to the trapezoidal bulge design, and finally the baby carrier wheel becomes a baby carrier accessory with high performance and high comfort.

Drawings

FIG. 1 is a schematic view of the overall structure of a wheel;

FIG. 2 is a schematic view of a tire support assembly;

Fig. 3 is a schematic view of a porous sound absorbing block installation.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the drawings in the embodiments, however, the following detailed description and the embodiments are only for illustrative purposes and not limiting the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, merely for convenience in describing the present utility model, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present application, the terms "first," "second," and the like 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.

In order to solve the technical problems, as shown in fig. 1-3, the utility model designs a mute shock-absorbing baby carriage wheel, which comprises a mounting plate 1, a movable plate 2, a supporting rod 3, a hub 4 and a tire 5, wherein side plates 6 are symmetrically arranged at the left end and the right end below the mounting plate 1, a supporting plate 7 is arranged between the two side plates 6, so that a firm supporting structure is formed, the integral stability of the baby carriage wheel is enhanced, better bearing capacity is also provided, the side plates 6 are L-shaped, the middle part of the movable plate 2 is provided with a convex limiting block 8, the lower extension part of the side plates 6 is provided with limiting holes matched with the limiting block 8, and the movable plate 2 is rotationally connected with the side plates 6 through the limiting block 8, so that the movable plate 2 is allowed to freely rotate within a certain range, and different road conditions are adapted.

The front end of fly leaf 2 is provided with first connecting axle 9, the rear end of fly leaf 2 then is provided with second connecting axle 10, the bottom and the second connecting axle 10 of bracing piece 3 are connected, the top of bracing piece 3 then passes behind the through-hole of backup pad 7 and is connected with stop nut, the outside cover of bracing piece 3 is equipped with damping spring 11, has formed effectual damping mechanism, when the wheel runs into the road surface of jolting, damping spring 11 can absorb impact energy, reduces vibrations transmission to the automobile body, has promoted riding comfort.

The first connecting shaft 9 is connected with the hub 4, the tire 5 is arranged on the outer side of the hub 4, a plurality of porous sound absorbing blocks 12 are arranged on the inner side of a tire body of the tire 5, preferably, a plurality of porous sound absorbing blocks 12 are uniformly arranged along the circumferential direction at intervals, the porous sound absorbing blocks 12 are adhered and attached to the inner side tread of the tire 5 through adhesive layers, the porous sound absorbing blocks 12 are made of open-cell foam or microporous rubber materials, and the porous structure of the porous sound absorbing blocks is utilized to effectively absorb vibration and noise inside the tire 5, so that noise generated in the driving process is remarkably reduced, and a quieter and comfortable riding environment is provided for children.

In this embodiment, it is further preferable that the outer tread of the tire 5 is provided with a plurality of trapezoidal protrusions 13, and the plurality of trapezoidal protrusions 13 are distributed in a circumferential array, so that not only the wear resistance of the tire 5 is enhanced, but also the contact between the tire 5 and the ground is optimized through the circumferential array distribution, the grip and the control stability of the tire 5 are improved, and meanwhile, the drainage is facilitated, and the running performance of the wetland is improved.

It is further preferable in this embodiment that a mounting hole 14 is provided at each of four corners of the mounting plate 1, and the mounting holes 14 are used for being connected with the frame in a matching manner, so that a convenient mounting manner is provided, and the matching connection between the tire 5 and the frame is faster and firmer. The design simplifies the assembly and maintenance process of the baby carrier and improves the convenience of use.

The wheel not only remarkably improves riding comfort and mute performance of the baby carrier through a series of innovative designs, but also enhances durability and mounting convenience of the tire 5, and due to the combined use of the porous sound absorbing block 12 and the damping spring 11, running noise and vibration are effectively reduced, the grip and wear resistance of the tire 5 are improved through the design of the trapezoid bulge 13, and finally the baby carrier wheel becomes a baby carrier accessory with high performance and high comfort.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, so that those skilled in the art should not be limited to the preferred embodiments.

Claims (5)

1. The mute shock-absorbing baby carrier is characterized by comprising a mounting plate, a movable plate, supporting rods, hubs and tires, wherein side plates are symmetrically arranged at the left end and the right end of the lower part of the mounting plate, a supporting plate is arranged between the two side plates, the side plates are L-shaped, a convex limiting block is arranged in the middle of the movable plate, limiting holes matched with the limiting blocks are formed in the lower extending parts of the side plates, the movable plate is rotationally connected with the side plates through the limiting blocks, a first connecting shaft is arranged at the front end of the movable plate, a second connecting shaft is arranged at the rear end of the movable plate, the bottom end of the supporting rod is connected with the second connecting shaft, the top end of the supporting rod is connected with limiting nuts after penetrating through the through holes of the supporting plates, a shock-absorbing spring is sleeved outside the supporting rods, the first connecting shaft is connected with the hubs, the tires are arranged on the outer sides of the hubs, and a plurality of porous sound-absorbing blocks are arranged on the inner sides of a tire body.

2. The silent vibration-absorbing wheel as set forth in claim 1, wherein said plurality of porous sound-absorbing blocks are uniformly spaced apart in a circumferential direction, said porous sound-absorbing blocks being bonded to an inner tread of a tire by a glue layer.

3. The silent vibration-absorbing wheel of claim 2, wherein said porous sound-absorbing block is made of an open-cell foam or a microcellular rubber material.

4. A silent shock absorbing child car wheel according to claim 3, wherein the tread of the tyre is provided with a plurality of trapezoidal protrusions, and a plurality of the trapezoidal protrusions are distributed in a circumferential array.

5. The silent shock absorbing child car wheel according to claim 4, wherein the four corners of the mounting plate are respectively provided with a mounting hole, and the mounting holes are used for being matched and connected with the car frame.