CN217048129U

CN217048129U - Universal caster capable of bearing heavy load

Info

Publication number: CN217048129U
Application number: CN202123336444.7U
Authority: CN
Inventors: 杨剑业
Original assignee: Zhongshan Shunze Casters Co ltd
Current assignee: Zhongshan Shunze Casters Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-26
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a can bear casters of heavy load, including the support, be equipped with the pin joint axle on the support, the both ends difference pin joint of pin joint axle has a wheel components, and wheel components contains the pin joint at the epaxial gyro wheel hub of pin joint, and gyro wheel hub's outer lane is equipped with the wheel cover that adopts elastic material to make, is equipped with the bearing between pin joint axle and the gyro wheel hub, and the pin joint is epaxial to the inner circle cover of bearing is located, and gyro wheel hub is last to be equipped with the mounting hole that is used for installing the bearing, and the mounting hole is located to the outer lane cover of bearing. The utility model discloses a wheel components of universal caster wheel includes wheel hub and wheel cover, and the wheel cover adopts elastic material to make, can cushion the impact force between with the ground, improves the silence of whole; in addition, be equipped with the bearing between pin joint axle and gyro wheel hub, can improve universal castor's compressive capacity, can ensure to bear under the condition of very big pressure, the truckle also can smooth and easy roll, can bear heavy load, adopts the bearing also can further improve universal castor's silence simultaneously.

Description

Universal castor capable of bearing heavy load

Technical Field

The utility model relates to a truckle technical field specifically is an universal caster who can bear heavy load.

Background

The caster has wide application range, is commonly used for a trunk, a baby carrier and the like, and has the defects of poor silent property and unsmooth movement when bearing heavy objects.

The utility model discloses it is not enough to solve prior art and research and propose promptly.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects that the universal caster in the prior art is poor in quietness and unsmooth in movement when bearing heavy objects.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a can bear universal caster of heavy load, includes the support, the support on be equipped with the pin joint axle, the both ends of pin joint axle pin joint respectively have a wheel components, wheel components contain the epaxial gyro wheel hub of pin joint, gyro wheel hub's outer lane be equipped with the wheel cover of adopting elastic material to make, pin joint axle and gyro wheel hub between be equipped with the bearing, the inner circle cover of bearing is located the pin joint epaxially, gyro wheel hub on be equipped with the mounting hole that is used for installing the bearing, the outer lane cover of bearing is located in the mounting hole.

According to the universal caster capable of bearing heavy load, the sealing cover used for sealing the bearing in the mounting hole is arranged on the outer side of the mounting hole.

According to the universal caster capable of bearing heavy load, the decorative ring is arranged on the wheel hub of the roller.

According to the universal caster capable of bearing heavy load, the through hole is formed in the wheel hub, and the decorative ring is provided with the buckle clamped into the through hole.

According to the universal caster capable of bearing heavy load, the support is provided with the connecting hole, the connecting column is connected to the connecting hole in a pivoted mode, the connecting column is provided with the annular groove A, and the inner side wall of the connecting hole is provided with the protruding portion which is embedded into the annular groove A to prevent the connecting column from loosening from the connecting hole.

According to the universal caster capable of bearing heavy load, the convex part is arc-shaped and is in smooth transition with the inner side wall of the connecting hole, and the lower end of the connecting column is provided with the round angle.

According to the universal caster capable of bearing heavy load, the opening of the support and the position of the opening of the connecting hole is provided with the circular groove, the circular groove is internally provided with the ball disc, the ball disc is uniformly provided with the balls, and the connecting column is provided with the annular shoulder which interacts with the balls.

The universal caster capable of bearing heavy load is characterized in that the upper end of the connecting column is provided with an annular groove B.

The universal caster capable of bearing heavy load is characterized in that the roller hub is made of transparent materials.

The universal caster capable of bearing heavy load is characterized in that the caster sleeve is made of TPE or TPU material.

The beneficial effects of the utility model are that:

1. the utility model discloses a wheel components of universal caster wheel includes wheel hub and wheel cover, and the wheel cover adopts elastic material to make, can cushion the impact force between with the ground, improves the silence of whole; in addition, be equipped with the bearing between pin joint axle and gyro wheel hub, can improve universal castor's compressive capacity, can ensure to bear under the condition of very big pressure, the truckle also can be smooth and easy rolls, can bear heavy load, adopts the bearing also can further improve universal castor's silence simultaneously.

2. Be equipped with ring channel A on the spliced pole, be equipped with the bellying at the inside wall of connecting hole, when the assembly, impress the spliced pole in the connecting hole, through the cooperation of bellying and ring channel A with the spliced pole locking in the connecting hole, have the advantage that the assembly is simple and convenient, with low costs.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a schematic structural view of the universal caster of the present invention;

fig. 2 is an exploded view of the caster of the present invention;

fig. 3 is a front view of the caster of the present invention;

FIG. 4 is a schematic view of the structure of FIG. 3 taken along the line A-A;

fig. 5 is a schematic top view of the universal caster of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 taken along the direction B-B;

FIG. 7 is an enlarged view of portion C labeled in FIG. 6;

fig. 8 is an enlarged view of a portion D marked in fig. 6.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 8, the caster capable of bearing heavy load according to the embodiment includes a support 1, the support 1 is provided with a pivot shaft 2, two ends of the pivot shaft 2 are respectively pivoted with a roller assembly 3, the roller assembly 3 includes a roller hub 31 pivoted on the pivot shaft 2, an outer ring of the roller hub 31 is provided with a wheel sleeve 32 made of an elastic material, a bearing 4 is provided between the pivot shaft 2 and the roller hub 31, an inner ring of the bearing 4 is sleeved on the pivot shaft 2, the roller hub 31 is provided with a mounting hole 3101 for mounting the bearing 4, and an outer ring of the bearing 4 is sleeved in the mounting hole 3101. The utility model discloses a wheel components of universal caster contains wheel hub and wheel cover, and the wheel cover adopts elastic material to make, can cushion the impact force between and the ground, improves holistic silence; in addition, be equipped with the bearing between pin joint axle and gyro wheel hub, can improve universal castor's compressive capacity, can ensure to bear under the condition of very big pressure, the truckle also can smooth and easy roll, adopts the bearing also can further improve universal castor's silence nature simultaneously.

In order to prevent dust from entering the bearing, a sealing cover 5 for sealing the bearing 4 in the mounting hole 3101 is provided outside the mounting hole 3101.

In the embodiment, in order to make the universal caster more beautiful, the decorative ring 6 is arranged on the roller wheel hub 31, and different colors or patterns can be coated on the decorative ring, so that the individual requirements of consumers are met; in this embodiment, in order to facilitate the installation and detachment of the decoration ring and the roller wheel hub, a through hole 3102 is formed in the roller wheel hub 31, and a buckle 61 which is clamped into the through hole 3102 is formed on the decoration ring 6.

In the embodiment, the support 1 is provided with a connecting hole 101, the connecting hole 101 is pivoted with the connecting column 7, the connecting column 7 is provided with an annular groove A71, and the inner side wall of the connecting hole 101 is provided with a convex part 1011 which is embedded into the annular groove A71 to prevent the connecting column 7 from loosening from the connecting hole 101; the convex part 1011 is arc-shaped and smoothly transits with the inner side wall of the connecting hole 101, and the lower end of the connecting column 7 is provided with a fillet 72. Be equipped with ring channel A on the spliced pole, be equipped with the bellying at the inside wall of connecting hole, when the assembly, impress the spliced pole in the connecting hole, through the cooperation of bellying and ring channel A with the spliced pole locking in the connecting hole, have the advantage that the assembly is simple and convenient, with low costs.

In this embodiment, in order to improve the smoothness of the rotation of the support of the caster along the horizontal direction, a circular groove 102 is provided at the opening of the support 1 and the connecting hole 101, a ball plate 81 is provided in the circular groove 102, the ball plate 81 is uniformly provided with a plurality of balls 82, and the connecting column 7 is provided with an annular shoulder 73 interacting with the balls 82.

To facilitate the mounting of the connection column, the upper end of the connection column 7 is provided with an annular groove B74.

In this embodiment, the roller wheel hub 31 is made of a transparent material; the wheel cover 32 is made of TPE or TPU material.

The technical contents of the present invention are further described by the above embodiments only, so that the reader can understand the embodiments more easily, but the embodiments of the present invention are not limited to the above embodiments, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.

Claims

1. The universal caster capable of bearing heavy load comprises a support (1) and is characterized in that a pivot shaft (2) is arranged on the support (1), two ends of the pivot shaft (2) are respectively pivoted with a roller assembly (3), the roller assembly (3) comprises a roller wheel hub (31) pivoted on the pivot shaft (2), a wheel sleeve (32) made of elastic materials is arranged on the outer ring of the roller wheel hub (31), a bearing (4) is arranged between the pivot shaft (2) and the roller wheel hub (31), the inner ring of the bearing (4) is sleeved on the pivot shaft (2), a mounting hole (3101) for mounting the bearing (4) is formed in the roller wheel hub (31), the outer ring of the bearing (4) is sleeved in the mounting hole (3101), a connecting hole (101) is formed in the support (1), and a connecting column (7) is pivoted on the connecting hole (101), support (1) and be located the opening part of connecting hole (101) and be equipped with circular recess (102), circular recess (102) in be equipped with ball dish (81), ball dish (81) go up even respectively have a plurality of balls (82), spliced pole (7) on be equipped with annular circular bead (73) with ball (82) interact.

2. A castor according to claim 1, wherein the outer side of the mounting hole (3101) is provided with a sealing cover (5) for sealing the bearing (4) in the mounting hole (3101).

3. A castor wheel according to claim 2, characterised in that the roller hub (31) is provided with a decorative ring (6).

4. A castor wheel according to claim 3, wherein said roller hub (31) has through holes (3102) and said decorative ring (6) has snap-fit means (61) for engaging in said through holes (3102).

5. A castor according to any one of claims 1 to 4, wherein said connecting column (7) is provided with an annular groove A (71), and the inner side wall of said connecting hole (101) is provided with a projection (1011) which is inserted into said annular groove A (71) to prevent the connecting column (7) from being released from the connecting hole (101).

6. A castor capable of carrying heavy loads according to claim 5 wherein said boss (1011) is curved and smoothly transitions with the inner side wall of the connection hole (101), and said connection post (7) has a rounded corner (72) at its lower end.

7. Castor according to claim 5, characterized in that the upper end of the connecting column (7) is provided with an annular groove B (74).

8. A castor according to claim 1, wherein the roller hub (31) is made of a transparent material.

9. A castor according to claim 1, wherein said wheel hub (32) is formed from TPE or TPU.