CN216393570U

CN216393570U - Shock attenuation sofa wheel

Info

Publication number: CN216393570U
Application number: CN202121349998.8U
Authority: CN
Inventors: 李曦萌
Original assignee: Shanghai Triton Smart Home Co ltd
Current assignee: Shanghai Triton Smart Home Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-04-29
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a damping sofa wheel which comprises a damping moving assembly and a fixed lifting assembly, wherein the fixed lifting assembly is connected and arranged below sofa, the damping moving assembly is hinged and arranged below the fixed lifting assembly, the damping moving assembly comprises an installation plate, a main damping column, a damping spring, a connection side plate, an auxiliary damping column and a travelling wheel, and the fixed lifting assembly comprises a lifting cylinder, a connection frame, a control connecting rod and an installation frame. The utility model relates to the technical field of household installation equipment, in particular to a damping sofa wheel which can achieve the damping purpose by using a composite structure, does not influence the stability in a static state, and can control the sofa to lift within a range during cleaning.

Description

Shock attenuation sofa wheel

Technical Field

The utility model relates to the technical field of household installation equipment, in particular to a damping sofa wheel.

Background

The caster is a general term and comprises a movable caster and a fixed caster. The movable caster wheel is also called a universal wheel, and the structure of the movable caster wheel allows 360-degree rotation; the fixed caster is also called a directional caster, and has no rotating structure and can not rotate. Generally, two types of casters are used in combination, such as a cart having two directional wheels at the front and two universal wheels at the rear adjacent the push arm. The fixed caster has no rotating structure and can not rotate. Generally, two types of casters are used in combination, for example, a cart has a structure with two fixed wheels at the front side and two universal wheels at the rear side near the pushing handrail. The caster has various materials, such as cast iron wheel, nylon wheel, etc. The movable caster wheel is also called a universal wheel, and the structure of the movable caster wheel allows 360-degree rotation; the fixed caster has no rotating structure and can not rotate. Generally, two types of casters are used in combination, for example, a cart has a structure with two fixed wheels at the front side and two universal wheels at the rear side near the pushing handrail. The truckle has the truckle of multiple material, like the cast iron wheel, nylon wheel etc. and present truckle often all only has the function of removal, can not provide good shock-absorbing function to the article of installation when moving when meetting hollow road surface, and some truckles that have shock-absorbing function also simply install damping spring additional on the truckle, and are special for truckles on the sofa often can cause unstable effect because damping function when not removing, and inconvenient cleaning work at ordinary times.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a damping sofa wheel which can achieve the damping purpose by using a composite structure, does not affect the stability in a static state, and can control the sofa to lift within a range during cleaning work.

The technical scheme adopted by the utility model is as follows: the utility model relates to a damping sofa wheel, which comprises a damping moving component and a fixed lifting component, wherein the fixed lifting component is connected and arranged below sofa, the damping moving component is hinged and arranged below the fixed lifting component and comprises a mounting plate, a main damping column, a damping spring, a connecting side plate, an auxiliary damping column and a travelling wheel, the main damping column is connected and arranged at the middle position below the mounting plate, the damping spring surrounds the outer side of the main damping column, the connecting side plate is hinged and arranged at the bottom end of the main damping column, one end of the auxiliary damping column is hinged and arranged on the connecting side plate, the other end of the auxiliary damping column is hinged and arranged on the mounting plate, the travelling wheel is hinged and arranged between the connecting side plates at two sides, the fixed lifting component comprises a lifting cylinder, a connecting frame, a control connecting rod and a mounting frame, the lifting cylinder is connected and arranged above the mounting plate, and the connecting frame is connected and arranged at the top end of the lifting cylinder, the control connecting rod is hinged to the connecting frame, and the mounting frame is connected to the upper portion of the connecting frame and connected with the sofa.

Further, the walking wheel is made of plastic core polyurethane.

Furthermore, the installation position of the fixed lifting component is arranged in the lower part of the sofa in an embedded mode.

Furthermore, the lifting height of the lifting cylinder can be fixed at a certain height.

The utility model with the structure has the following beneficial effects: the damping sofa wheel has the advantages that when the damping sofa wheel is used, the device is connected and arranged inside the lower portion of a sofa, when the damping sofa wheel is normally used, the lifting air cylinder is arranged at the lowest height, when the damping sofa wheel moves, the sofa can be directly pushed and pulled, the travelling wheels hinged to the connecting side plate move, when the damping sofa wheel meets a hollow road surface, firstly, one travelling wheel contacts the hollow, one auxiliary damping column performs primary damping compression, a small amount of damping force is borne by the main damping column, then, the second travelling wheel contacts the auxiliary damping column, the two auxiliary damping columns are compressed simultaneously, and bear the damping force with the main damping column simultaneously to achieve a damping effect, when the hollow does not exist, the combined support of the main damping column and the auxiliary damping columns can also enable the sofa wheel to be more stable when the hollow does not exist, when the sofa wheel needs to be cleaned or the riding height needs to rise, only the lifting air cylinder needs to be controlled to rise through the control connecting rod, the bottom of the sofa can be conveniently cleaned and adapt to the riding heights of different people, is convenient and quick.

Drawings

Fig. 1 is a schematic view of the overall structure of a shock-absorbing sofa wheel according to the present invention.

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

Wherein, subassembly is removed in 1, the shock attenuation, 2, fixed lifting unit spare, 3, mounting panel, 4, main shock absorber post, 5, damping spring, 6, connect the curb plate, 7, vice shock absorber post, 8, walking wheel, 9, lift cylinder, 10, link, 11, control connecting rod, 12, mounting bracket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figure 1, the damping sofa wheel comprises a damping moving component 1 and a fixed lifting component 2, wherein the fixed lifting component 2 is connected below sofa, the damping moving component 1 is hinged below the fixed lifting component 2, the damping moving component 1 comprises a mounting plate 3, a main damping column 4, a damping spring 5, a connecting side plate 6, an auxiliary damping column 7 and a travelling wheel 8, the main damping column 4 is connected to the middle position below the mounting plate 3, the damping spring 5 is surrounded and arranged outside the main damping column 4, the connecting side plate 6 is hinged at the bottom end of the main damping column 4, one end of the auxiliary damping column 7 is hinged on the connecting side plate 6, the other end of the auxiliary damping column is hinged on the mounting plate 3, the travelling wheel 8 is hinged between the connecting side plates 6 at two sides, the fixed lifting component 2 comprises a lifting cylinder 9, a connecting frame 10, a control connecting rod 11 and a mounting frame 12, lifting cylinder 9 connects and locates 3 tops of mounting panel, link 10 connects and locates lifting cylinder 9 tops, control connecting rod 11 articulates on locating link 10, mounting bracket 12 is connected and is located link 10 tops and link to each other with the sofa.

The walking wheels 8 are made of plastic core polyurethane; the installation position of the fixed lifting component 2 is embedded in the lower part of the sofa; the lifting cylinder 9 is capable of being fixed at a certain height.

During specific use, locate the sofa below inside with the device connection, lift cylinder 9 is minimum height setting when normal use, when removing, can directly carry out the push-and-pull to the sofa, remove by articulating the walking wheel 8 on connecting the curb plate 6, when meetting hollow road surface, at first walking wheel 8 contacts hollow earlier, a vice shock attenuation post 7 carries out the first shock attenuation compression, and with a small amount of damping force undertake by main shock attenuation post 4, second walking wheel 8 contacts afterwards, compress two vice shock attenuation posts 7 simultaneously and undertake damping force with main shock attenuation post 4 simultaneously, reach the shock attenuation effect, when not having hollow, main shock attenuation post 4 and vice shock attenuation post 7 combination support also can be more stable when not having the impact, when needs clean or when needing to rise to take the height, only need through control connecting rod 11 control lift cylinder 9 rise can.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A shock attenuation sofa wheel which characterized in that: the damping device comprises a damping moving assembly and a fixed lifting assembly, wherein the fixed lifting assembly is connected below sofa, the damping moving assembly is hinged below the fixed lifting assembly and comprises a mounting plate, a main damping column, a damping spring, a connecting side plate, an auxiliary damping column and a walking wheel, the main damping column is connected and arranged at the middle position below the mounting plate, the damping spring is surrounded and arranged at the outer side of the main damping column, the connecting side plate is hinged and arranged at the bottom end of the main damping column, one end of the auxiliary damping column is hinged and arranged on the connecting side plate, the other end of the auxiliary damping column is hinged and arranged on the mounting plate, the walking wheel is hinged and arranged between the connecting side plates at two sides, the fixed lifting assembly comprises a lifting cylinder, a connecting frame, a control connecting rod and a mounting frame, the lifting cylinder is connected and arranged above the mounting plate, the connecting frame is connected and arranged at the top end of the lifting cylinder, the control connecting rod is hinged and arranged on the connecting frame, the mounting bracket is connected and arranged above the connecting bracket and connected with the sofa.

2. The shock absorbing sofa wheel of claim 1, wherein: the walking wheel is made of plastic core polyurethane.

3. The shock absorbing sofa wheel of claim 1, wherein: the fixed lifting component is arranged at the position embedded in the lower part of the sofa.

4. The shock absorbing sofa wheel of claim 1, wherein: the lifting cylinder is capable of being fixed at a certain height.