CN216683941U - High-strength caster wheel easy to disassemble and assemble - Google Patents
High-strength caster wheel easy to disassemble and assemble Download PDFInfo
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- CN216683941U CN216683941U CN202123383900.3U CN202123383900U CN216683941U CN 216683941 U CN216683941 U CN 216683941U CN 202123383900 U CN202123383900 U CN 202123383900U CN 216683941 U CN216683941 U CN 216683941U
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Abstract
The utility model discloses a high-strength caster wheel easy to disassemble and assemble, which comprises a caster wheel frame, a roller component and a brake component, wherein the roller component is pivoted on the caster wheel frame, the brake component comprises a brake elastic sheet and a brake pedal used for driving the brake elastic sheet to lock or unlock the roller component, the caster wheel frame is provided with a mounting hole used for mounting the brake elastic sheet, the brake elastic sheet is detachably connected in the mounting hole, and the brake pedal is pivoted on the caster wheel frame. According to the caster, the mounting hole for mounting the brake elastic sheet is formed in the caster frame, so that the brake elastic sheet can be quickly connected in the mounting hole, the caster has the advantage of convenience in assembly, and the assembly efficiency can be improved.
Description
Technical Field
The utility model relates to the technical field of casters, in particular to a high-strength caster which is easy to disassemble and assemble.
Background
The application range of the caster is wide, the caster is commonly used for a trunk, a baby carriage and the like, the existing caster brakes through the brake elastic sheet and the brake pedal, the brake elastic sheet is usually connected on the caster frame through rivets or bolts, and the caster has the defects of long assembly time consumption, low efficiency and high cost.
The utility model is researched and proposed aiming at the defects of the prior art.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned caster wheel braked by the brake spring and the brake pedal in the prior art, the brake spring is usually connected to the caster frame by rivets or bolts, and has the disadvantages of long assembly time consumption, low efficiency and high cost.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a high strength truckle of simple and easy dismouting, includes truckle frame, wheel components and brake subassembly, wheel components pin joint on the truckle frame, brake subassembly contain the brake shell fragment and be used for driving the brake pedal that the brake shell fragment locked or the unblock to wheel components, the truckle frame on be equipped with the mounting hole that is used for installing the brake shell fragment, brake shell fragment detachably connect in the mounting hole, the brake pedal pin joint at the truckle frame.
According to the high-strength caster wheel easy to disassemble and assemble, the brake elastic sheet comprises the positioning portion, the elastic portion and the locking contact portion, the positioning portion is shaped like a Chinese character 'ji', one end of the positioning portion is embedded into the mounting hole, the elastic portion is connected to the other end of the positioning portion, and the locking contact portion is connected to the front end of the elastic portion.
According to the high-strength caster easy to disassemble and assemble, the caster frame is provided with the pivot hole A, the pivot hole A is provided with the pivot shaft A, the roller assembly comprises the roller wheel hub pivoted on the pivot shaft A, and the outer ring of the roller wheel hub is provided with the wheel sleeve made of elastic materials.
In the above-described high-strength caster which is easily attachable and detachable, the contact hole for fitting the surface of the wheel housing into the lock contact portion is provided at a position where the lock contact portion contacts the wheel housing.
According to the high-strength caster wheel easy to disassemble and assemble, the shaft sleeve is arranged between the pivot shaft A and the roller wheel hub.
According to the high-strength caster wheel easy to disassemble and assemble, the wheel sleeve is made of TPE or TPU materials.
According to the high-strength caster wheel easy to disassemble and assemble, the brake spring plate is made of Mn steel.
According to the high-strength caster wheel easy to disassemble and assemble, the caster frame is provided with the pivot hole B, the pivot hole B is provided with the pivot shaft B, and the brake pedal is pivoted on the pivot hole B.
According to the high-strength caster wheel easy to disassemble and assemble, the caster wheel frame is provided with the connecting hole, the connecting hole is connected with the connecting assembly, the connecting assembly comprises the connecting column, the lower bead disk group and the upper bead disk group, the connecting column is provided with the locking part for locking the lower bead disk group and the upper bead disk group on the caster wheel frame, and the locking part penetrates through the connecting hole.
According to the high-strength caster wheel easy to disassemble and assemble, the lower ball disc group comprises the lower ball disc and the balls rolling in the lower ball disc, the lower ball disc is provided with the annular groove A with the upward opening, and the lower balls are positioned in the annular groove A; the upper ball disc group comprises an upper ball disc and upper balls rolling in the upper ball disc, the upper ball disc is provided with an annular groove B with a downward opening, and the upper balls are positioned in the annular groove B.
The utility model has the beneficial effects that:
1. according to the caster, the mounting hole for mounting the brake elastic sheet is formed in the caster frame, so that the brake elastic sheet can be quickly connected in the mounting hole, the caster has the advantage of convenience in assembly, and the assembly efficiency can be improved.
The utility model will be further described with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of the caster of the present invention;
FIG. 2 is an exploded view of the caster of the present invention;
FIG. 3 is a schematic top view of the caster of the present invention (with the roller assembly in an unlocked state);
FIG. 4 is a schematic view in full section taken along A-A of FIG. 3;
FIG. 5 is an enlarged view of portion B labeled in FIG. 4;
FIG. 6 is a schematic view in full section of the wheel assembly of the caster of the present invention in a locked condition;
fig. 7 is an enlarged view of a portion C 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 7, the high-strength caster of simple and easy dismouting of this embodiment, including caster frame 1, roller assembly 2 and brake assembly 3, roller assembly 2 pin joint on caster frame 1, brake assembly 3 contain brake shell fragment 31 and be used for driving brake shell fragment 31 to lock or the brake pedal 32 of unblock roller assembly 2, caster frame 1 on be equipped with the mounting hole 101 that is used for installing brake shell fragment 31, brake shell fragment 31 detachably connect in mounting hole 101, brake pedal 32 pin joint at caster frame 1. According to the caster, the mounting hole for mounting the brake elastic sheet is formed in the caster frame, so that the brake elastic sheet can be quickly connected in the mounting hole, the caster has the advantage of convenience in assembly, and the assembly efficiency can be improved.
In this embodiment, the brake spring 31 includes a positioning portion 311, an elastic portion 312 and a locking contact portion 313, the positioning portion 311 is shaped like a Chinese character ji, one end of the positioning portion 311 is embedded into the mounting hole 101, the elastic portion 312 is connected to the other end of the positioning portion 311, and the locking contact portion 313 is connected to the front end of the elastic portion 312.
In this embodiment, the caster frame 1 is provided with a pivot hole a102, the pivot hole a102 is provided with a pivot shaft a11, the roller assembly 2 includes a roller wheel hub 21 pivotally connected to the pivot shaft a11, and an outer ring of the roller wheel hub 21 is provided with a wheel sleeve 22 made of an elastic material.
In order to improve the locking force of the locking contact portion to the wheel hub, a contact hole 3130 for fitting the surface of the wheel hub 22 therein is provided at a position where the locking contact portion 313 contacts the wheel hub 22.
In this embodiment, in order to reduce the friction between the pivot axis a11 and the roller wheel hub 21, a shaft sleeve 211 is disposed between the pivot axis a11 and the roller wheel hub 21, and the roller wheel hub may be made of solid wood, PC or acrylic material.
In this embodiment, the wheel sleeve 22 is made of TPE or TPU, which can improve the silent performance of the caster.
In this embodiment, the brake spring 31 is made of 65Mn steel, and has the advantage of good elasticity.
In this embodiment, the caster frame 1 is provided with a pivot hole B103, the pivot hole B103 is provided with a pivot shaft B12, the brake pedal 32 is pivoted on the pivot hole B103, during assembly, the brake spring is first installed in the installation hole, and then the brake pedal is locked on the caster frame 1 through the pivot shaft B.
In this embodiment, in order to enable the caster frame to rotate in the horizontal direction, a connecting hole 104 is formed in the caster frame 1, a connecting assembly 4 is connected to the connecting hole 104, the connecting assembly 4 includes a connecting column 41, a lower bead disk set 42, and an upper bead disk set 43, a locking portion 411 for locking the lower bead disk set 42 and the upper bead disk set 43 on the caster frame 1 is formed in the connecting column 41, and the locking portion 411 passes through the connecting hole 104; the lower ball disc group 42 comprises a lower ball disc 421 and lower balls 422 rolling in the lower ball disc 421, an annular groove a with an upward opening is arranged on the lower ball disc 421, and the lower balls 422 are positioned in the annular groove a; the upper ball disc group 43 comprises an upper ball disc 431 and upper balls 432 rolling in the upper ball disc 431, an annular groove B with a downward opening is formed in the upper ball disc 431, and the upper balls 432 are positioned in the annular groove B.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the utility model is subject to the claims.
Claims (10)
1. The utility model provides a high strength truckle of simple and easy dismouting, its characterized in that, includes truckle frame (1), wheel components (2) and brake subassembly (3), wheel components (2) pin joint on truckle frame (1), brake subassembly (3) contain brake shell fragment (31) and be used for driving brake shell fragment (31) to lock brake pedal (32) of dying or unblock wheel components (2), truckle frame (1) on be equipped with mounting hole (101) that are used for installing brake shell fragment (31), brake shell fragment (31) detachably connect in mounting hole (101), brake pedal (32) pin joint in truckle frame (1).
2. The high-strength caster wheel easy to disassemble and assemble as claimed in claim 1, wherein the brake spring (31) comprises a positioning portion (311), an elastic portion (312) and a locking contact portion (313), the positioning portion (311) is shaped like a Chinese character 'ji', one end of the positioning portion (311) is embedded into the mounting hole (101), the elastic portion (312) is connected to the other end of the positioning portion (311), and the locking contact portion (313) is connected to the front end of the elastic portion (312).
3. The high-strength caster wheel easy to disassemble and assemble as claimed in claim 2, wherein the caster wheel frame (1) is provided with a pivot hole a (102), the pivot hole a (102) is provided with a pivot shaft a (11), the roller assembly (2) comprises a roller wheel hub (21) pivoted on the pivot shaft a (11), and the outer ring of the roller wheel hub (21) is provided with a wheel sleeve (22) made of elastic material.
4. The high-strength caster with easy detachment and installation as claimed in claim 3, wherein the locking contact portion (313) is provided with a contact hole (3130) for fitting the surface of the wheel housing (22) therein at a position where it contacts the wheel housing (22).
5. The caster with high strength and easy disassembly and assembly as claimed in claim 3, wherein a shaft sleeve (211) is arranged between the pivot axis A (11) and the roller wheel hub (21).
6. The caster with high strength and easy disassembly as claimed in claim 3, wherein the wheel sleeve (22) is made of TPE or TPU.
7. The easy-to-dismount high-strength caster wheel as claimed in claim 1, wherein said brake spring (31) is made of 65Mn steel.
8. The easy-to-dismount high-strength caster as claimed in claim 1, wherein the caster frame (1) is provided with a pivot hole B (103), the pivot hole B (103) is provided with a pivot shaft B (12), and the brake pedal (32) is pivotally connected to the pivot hole B (103).
9. The easy-to-mount and easy-to-dismount high-strength caster as claimed in any one of claims 1 to 8, wherein the caster frame (1) is provided with a connecting hole (104), the connecting hole (104) is connected with a connecting assembly (4), the connecting assembly (4) comprises a connecting column (41), a lower bead disk set (42) and an upper bead disk set (43), the connecting column (41) is provided with a locking part (411) for locking the lower bead disk set (42) and the upper bead disk set (43) on the caster frame (1), and the locking part (411) passes through the connecting hole (104).
10. The easy-to-dismount high-strength caster wheel as claimed in claim 9, wherein said lower ball disk set (42) comprises a lower ball disk (421) and a lower ball (422) rolling in the lower ball disk (421), said lower ball disk (421) is provided with a ring groove a with an upward opening, said lower ball (422) is located in the ring groove a; the upper ball disc group (43) comprises an upper ball disc (431) and upper balls (432) rolling in the upper ball disc (431), an annular groove B with a downward opening is formed in the upper ball disc (431), and the upper balls (432) are located in the annular groove B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123383900.3U CN216683941U (en) | 2021-12-29 | 2021-12-29 | High-strength caster wheel easy to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123383900.3U CN216683941U (en) | 2021-12-29 | 2021-12-29 | High-strength caster wheel easy to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216683941U true CN216683941U (en) | 2022-06-07 |
Family
ID=81815396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123383900.3U Active CN216683941U (en) | 2021-12-29 | 2021-12-29 | High-strength caster wheel easy to disassemble and assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216683941U (en) |
-
2021
- 2021-12-29 CN CN202123383900.3U patent/CN216683941U/en active Active
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