Multifunctional universal wheel

Abstract

The utility model discloses a multifunctional universal wheel which comprises a supporting frame, a circular mounting disc is formed at the upper end of the supporting frame, a vertically upward lifting column is movably clamped in the mounting disc, a damping box is arranged above the circular mounting disc, the lifting column upwards extends into the damping box, a mounting circular plate is arranged at the upper end of the lifting column, and a supporting plate is arranged at the lower end of the mounting circular plate. Symmetrical spring shock absorbers are fixedly arranged on the upper surface of the mounting circular plate, the upper ends of the spring shock absorbers are connected with the upper top wall of the shock absorption box, and through the design of the mounting disc, the lifting column, the shock absorption box, the clamping groove in the shock absorption box and the connecting plate on the trundle body, the spring shock absorbers enable the trundle body to walk on an uneven road surface; and through lifting of the lifting column and the connecting plate in the damping box and deformation of the spring damper, buffering is achieved, the whole device is protected, the using stability of the device is improved, and the failure rate is reduced.

Description

Technical Field

[0001] The utility model relates to the field of multifunctional universal wheels, in particular to a multifunctional universal wheel. Background Art

[0002] Universal wheels are so-called movable casters. Their structure allows 360-degree horizontal rotation. They are widely used in many industries and fields such as mines, mechanical equipment, electronic equipment, medical equipment, production lines, large supermarkets, etc.

[0003] For example, a multifunctional universal wheel disclosed in the utility model with authorization announcement number CN215792983U includes a support seat, a shaft sleeve is provided on the top of the support seat, a bearing assembly is built in the shaft sleeve and a plug rod is longitudinally connected, a bracket is fixedly installed on the bottom of the support seat, a roller is installed on the bracket through a pin shaft, a micro control box is also fixedly installed on the top of the support seat, the micro control box has a battery, a control mainboard and a drive motor built in, an LED light strip is fixedly installed on the side of the support seat, and a fan is installed at the bottom of the support seat. The universal wheel of the utility model is equipped with an LED light strip and a fan on a support seat, and the switches of the LED light strip and the fan can be controlled on a micro control box. When the light is insufficient, the LED light strip can be started to provide lighting, and when the roller is rolled rapidly, the fan can be started to dissipate heat for the roller to increase its service life. The materials of the universal wheel include nylon, rubber, polyurethane, ABS, polypropylene, PC, aluminum alloy, etc. Universal wheels of different materials have their own characteristics and are suitable for different application scenarios. Generally, the temperature of the universal wheel will not rise to the extent that affects its service life in general usage scenarios. The heat dissipation and lighting functions in the device have poor practical effects and the device structure is complex and no shock absorbing components are provided. When the device is in use, it will cause impacts on the universal wheel body, fan, lighting lamp and other components and components connected thereto to cause damage to them, and the complex structure may increase the failure rate. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a multifunctional universal wheel. By designing the mounting plate, lifting column, shock-absorbing box, internal slots of the shock-absorbing box, connecting plate, and spring shock absorber on the caster body, when the caster body walks on an uneven road surface, the lifting and lowering of the lifting column and the connecting plate in the shock-absorbing box and the deformation of the spring shock absorber are buffered, thereby protecting the device as a whole, improving the stability of the device, and reducing the failure rate.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a multifunctional universal wheel, including a support frame, a circular mounting plate is formed on the upper end of the support frame, a vertically upward lifting column is movable inside the mounting plate, a shock-absorbing box is arranged above the circular mounting plate, the lifting column extends upward into the interior of the shock-absorbing box, a mounting circular plate is arranged on the upper end of the lifting column, a symmetrical spring shock absorber is fixedly arranged on the upper surface of the mounting circular plate, and the upper end of the spring shock absorber is connected to the upper top wall of the shock-absorbing box.

[0006] As a preferred technical solution of the utility model, a circular rotation groove is provided inside the installation disk.

[0007] As a preferred technical solution of the utility model, a ring-shaped clamping block is formed on the outer side wall of the lower end of the lifting column, and the clamping block is engaged with the circular rotating groove.

[0008] As a preferred technical solution of the utility model, a slot is provided on the inner side wall of the shock absorbing box, and a protrusion is formed on the side wall of the mounting circular plate, and the protrusion is engaged with the slot.

[0009] As a preferred technical solution of the utility model, a connecting plate with a mounting hole is formed above the shock absorbing box, a supporting platform is formed below the shock absorbing box, and the lifting column passes through the supporting platform.

[0010] As a preferred technical solution of the utility model, a mounting shaft is passed through the support frame, and a caster body is mounted on the mounting shaft.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] By designing the mounting plate, lifting column, shock-absorbing box, internal slots of the shock-absorbing box, connecting plate, and spring shock absorber on the caster body, when the caster body walks on an uneven road, the lifting and lowering of the lifting column and the connecting plate in the shock-absorbing box and the deformation of the spring shock absorber are buffered, thereby protecting the device as a whole, improving the stability of the device, and reducing the failure rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the side view structure of the utility model;

[0016] Figure 4 This is a schematic diagram of the internal structure of the shock-absorbing box of the utility model;

[0017] Among them: 1. Support frame; 2. Installation shaft; 3. Caster body; 4. Installation plate; 5. Lifting column; 6. Installation circular plate; 7. Shock absorber box; 8. Card slot; 9. Spring shock absorber; 10. Connecting plate; 11. Support platform; 12. Circular rotating groove; 13. Card block. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0019] Example

[0020] Please refer to Figure 1 - Figure 4 As shown, the utility model provides a multifunctional universal wheel, including a support frame 1, a mounting shaft 2 is passed through the support frame 1, and a caster body 3 is mounted on the shaft body of the mounting shaft 2 to form a walking structure;

[0021] like Figure 1 - Figure 4 As shown, a circular mounting plate 4 is formed on the upper end of the support frame 1, and a lifting column 5 is movably provided inside the mounting plate 4 with a vertical upward lifting column 5. A shock absorbing box 7 is arranged above the circular mounting plate 4, and the lifting column 5 extends upward into the shock absorbing box 7. A mounting circular plate 6 is arranged on the upper end of the lifting column 5, and a symmetrical spring shock absorber 9 is fixedly arranged on the upper surface of the mounting circular plate 6. The upper end of the spring shock absorber 9 is connected to the upper top wall of the shock absorbing box 7. A circular rotating groove 12 is arranged inside the mounting plate 4, and a ring-shaped clamping block 13 is formed on the outer side wall of the lower end of the lifting column 5. The clamping block 13 is engaged with the circular rotating groove 12 to realize the rotation of the support frame 1. A clamping groove 8 is opened on the inner side wall of the shock absorbing box 7, and a protrusion is formed on the side wall of the mounting circular plate 6. The protrusion is engaged with the clamping groove 8, so that the lifting column 5 can be lifted but not rotated. A connecting plate 10 with a mounting hole is formed above the shock absorbing box 7, and a supporting platform 11 is formed below the shock absorbing box 7, and the lifting column 5 passes through the supporting platform 11;

[0022] The process of the device achieving shock absorption is as follows: when the device walks on an uneven road surface, the caster body 3 is impacted, which is transmitted to the mounting shaft 2, the support frame 1, the mounting plate 4, the lifting column 5, the mounting circular plate 6, and the spring shock absorber 9, so that the lifting column 5 moves downward, the protrusion on the mounting circular plate 6 slides upward along the card slot 8, and the spring shock absorber 9 is deformed to buffer the impact force;

[0023] Specific working principle:

[0024] When using the device, first connect the device to the applicable object using connecting bolts, and the connecting bolts are connected through the mounting holes on the connecting plate 10. When in use, when the device is moving, the caster body 3 is impacted and transmitted to the mounting shaft 2, the support frame 1, the mounting plate 4, the lifting column 5, the mounting circular plate 6, and the spring shock absorber 9, so that the lifting column 5 moves downward, the protrusion on the mounting circular plate 6 slides upward along the slot 8, and the spring shock absorber 9 is deformed to buffer the impact force.

[0025] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A multifunctional universal wheel, comprising a support frame (1), characterized in that: A circular mounting plate (4) is formed at the upper end of the support frame (1), a lifting column (5) vertically upward is movably provided inside the mounting plate (4), a shock absorbing box (7) is provided above the circular mounting plate (4), the lifting column (5) extends upward into the shock absorbing box (7), a mounting circular plate (6) is provided at the upper end of the lifting column (5), a symmetrical spring shock absorber (9) is fixedly provided on the upper surface of the mounting circular plate (6), and the upper end of the spring shock absorber (9) is connected to the upper top wall of the shock absorbing box (7).

2. The multifunctional universal wheel according to claim 1, characterized in that: A circular rotation groove (12) is provided inside the installation plate (4).

3. The multifunctional universal wheel according to claim 1, characterized in that: A circular clamping block (13) is formed on the outer side wall of the lower end of the lifting column (5), and the clamping block (13) is engaged with the circular rotating groove (12).

4. The multifunctional universal wheel according to claim 1, characterized in that: A clamping groove (8) is provided on the inner side wall of the shock absorbing box (7), and a protrusion is formed on the side wall of the mounting circular plate (6), and the protrusion is engaged with the clamping groove (8).

5. The multifunctional universal wheel according to claim 1, characterized in that: A connecting plate (10) with a mounting hole is formed above the shock absorbing box (7), a supporting platform (11) is formed below the shock absorbing box (7), and the lifting column (5) passes through the supporting platform (11).

6. The multifunctional universal wheel according to claim 1, characterized in that: The support frame (1) is provided with a mounting shaft (2), and a caster body (3) is mounted on the shaft of the mounting shaft (2).

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