CN214647336U

CN214647336U - Universal wheel with brake block

Info

Publication number: CN214647336U
Application number: CN202120190027.7U
Authority: CN
Inventors: 吴彬涛
Original assignee: Jinhua Liyang Hardware Manufacturing Co ltd
Current assignee: Jinhua Liyang Hardware Manufacturing Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-09
Anticipated expiration: 2031-01-25

Abstract

A universal wheel with a brake pad aims at solving the problems of poor braking effect and long braking time of the brake pad on a roller, and comprises a bracket, the roller and a brake mechanism, wherein the roller is rotationally connected with the bracket through a pin shaft, the brake mechanism comprises the brake pad and a brake pedal, the brake pad comprises a sliding sheet, connecting rod and friction disc, vertically seted up first spout on the slide, the top one side of slide and the bottom fixed connection of connecting rod, the top and the friction disc fixed connection of connecting rod, vertically set up on the support and supply the friction disc to insert and gliding second spout, the top of slide is fixed with first plectrum and second plectrum, brake pedal rotates with the round pin axle to be connected, first card platform has been seted up on brake pedal's top, first card platform is used for upwards stirring first plectrum, second card platform has been seted up to brake pedal's bottom, second card platform is used for stirring the second plectrum downwards. The utility model discloses can accomplish the braking of gyro wheel faster, and braking effect is good.

Description

Universal wheel with brake block

Technical Field

The utility model relates to an universal wheel technical field specifically is an universal wheel with brake block.

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.

Because the universal wheel rotates flexibly, the universal wheel has wide application, such as a moving device like a luggage case and a sickbed. However, these mobile devices using universal wheels also need to be fixed. The existing fixing mode generally limits the rolling of the universal wheel and simultaneously limits the rotation of the universal wheel by a brake, and the mode for limiting the rolling of the universal wheel generally adopts a brake pad to be in direct frictional contact with the side wall of the roller, and the friction process usually needs a long time to stop the rolling of the roller.

Therefore, the utility model provides a technical scheme solves foretell brake block poor to the braking effect of gyro wheel, problem that the brake time is long.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an universal wheel with brake block in order to solve the brake block poor to the braking effect of gyro wheel, problem that the brake time is long.

A universal wheel with a brake pad comprises a support, a roller and a brake mechanism arranged on the support, wherein a rotary hole is formed in the bottom end of the support, a pin shaft penetrates through the rotary hole, the roller is sleeved outside the pin shaft and is rotationally connected with the pin shaft, the brake mechanism comprises the brake pad and a brake pedal, the brake pad is positioned on one side of the support, the brake pad comprises a sliding plate, a connecting rod and a friction pad, a first sliding groove into which the pin shaft can be inserted is longitudinally formed in the sliding plate, one side of the top end of the sliding plate is fixedly connected with the bottom end of the connecting rod, the top end of the connecting rod is fixedly connected with the friction pad, a second sliding groove into which the friction pad can be inserted and can slide is longitudinally formed in the support, one end, deviating from the connecting rod, of the friction pad is inserted into the support through the second sliding groove and corresponds to the position of the roller, and one side, deviating from the connecting rod, of the top end of the sliding plate is fixedly provided with a first shifting plate, one side that the bottom of slide deviates from first plectrum is fixed with the second plectrum, brake pedal is located one side that deviates from the support on the brake pedal, set up the through-hole that can supply the round pin axle to pass on the brake pedal, brake pedal passes through the through-hole cover and establishes at the round pin epaxially, and rotates with the round pin axle and be connected, first card platform has been seted up on brake pedal's top, first card platform is used for upwards stirring first plectrum, second card platform has been seted up to brake pedal's bottom, second card platform is used for downwards stirring the second plectrum.

Through adopting above-mentioned technical scheme, when needs brake, rotate brake pedal, brake pedal is rotatory round rotating pin axle, second ka tai and second plectrum contact, the second ka tai forms decurrent power to the second plectrum, power transmission to slider, because the slider is established outside the round pin axle through the first spout cover that vertically sets up, the slider can reciprocate, the in-process that the slider reciprocated, the relative position that the round pin axle is located first spout changes, and the slider moves down under the effect of this power, the slider drives rather than fixed connection's connecting rod and moves down, the connecting rod drives rather than fixed connection's friction disc and moves down along the second spout, the friction disc that penetrates in the support directly contacts with the rolling surface of gyro wheel, make gyro wheel stall. Similarly, when the brake is not needed, the brake pedal is rotated reversely, and the first shifting piece is shifted upwards by the first clamping table, so that the friction plate is lifted and is not contacted with the roller any more. The utility model discloses can accomplish the braking of gyro wheel faster, and braking effect is good.

The utility model discloses a further setting: and a first pedal sheet and a second pedal sheet are respectively fixed on two sides of the top end of the brake pedal.

Through adopting above-mentioned technical scheme, the staff steps on first plectrum with the foot, can make second card platform stir the second plectrum downwards, and the staff steps on second plectrum with the foot, can make first card platform stir first plectrum upwards. The process of rotating the brake pedal is more convenient.

The utility model discloses a further setting: the top of support is fixed with the connecting plate, seted up a plurality of screw holes on the connecting plate.

By adopting the technical scheme, the utility model discloses a screw hole on the connecting plate can be installed fast with outside structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an universal wheel with brake block, when needs brake, rotate brake block, brake block is rotatory round rotating pin axle, second ka tai and second plectrum contact, the second ka tai forms decurrent power to the second plectrum, power transmission to slider, because the slider overlaps through the first spout cover that vertically sets up and establishes in the round pin outside, the slider can reciprocate, the in-process that the slider reciprocated, the relative position that the round pin axle is located first spout changes, and the slider moves down under the effect of this power, the slider drives rather than fixed connection's connecting rod and moves down, the connecting rod drives rather than fixed connection's friction disc and moves down along the second spout, penetrate the rolling surface direct contact of friction disc and gyro wheel in the support, make gyro wheel stall. Similarly, when the brake is not needed, the brake pedal is rotated reversely, and the first shifting piece is shifted upwards by the first clamping table, so that the friction plate is lifted and is not contacted with the roller any more. The utility model discloses can accomplish the braking of gyro wheel faster, and braking effect is good.

Drawings

FIG. 1 is a schematic structural view of a universal wheel with a brake pad according to the present invention;

fig. 2 is an explosion diagram of the universal wheel with brake block of the present invention.

Reference numerals: 1. a support; 2. a top plate; 3. a first support plate; 4. a second support plate; 5. a connecting plate; 6. a threaded hole; 7. hole turning; 8. a pin shaft; 9. a second chute; 10. a roller; 11. a brake pad; 12. a brake pedal; 13. a slide sheet; 14. a connecting rod; 15. a friction plate; 16. a first chute; 17. a first plectrum; 18. a second plectrum; 19. a through hole; 20. a first chuck table; 21. a second chuck table; 22. a first pedal sheet; 23. a second pedal sheet; 24. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A universal wheel with a brake pad is shown in figures 1 and 2 and comprises a support 1, a roller 10 and a brake mechanism arranged on the support 1.

The support 1 comprises a top plate 2 and a first supporting plate 3 and a second supporting plate 4 which are respectively fixed at the left side and the right side of the bottom end of the top plate 2. The top of roof 2 is fixed with connecting plate 5, has seted up a plurality of screw holes 6 on the connecting plate 5, can install fast with outside structure through screw hole 6 on the connecting plate 5. The bottom of first backup pad 3 and second backup pad 4 has all been seted up and has been changeed hole 7, wears to establish through changeing hole 7 between first backup pad 3 and the second backup pad to be connected with round pin axle 8. A second sliding groove 9 is formed on the second supporting plate 4 in a penetrating manner.

The roller 10 is located between the first support plate 3 and the second support plate 4, and is rotatably sleeved on the pin shaft 8.

The brake mechanism includes a brake pad 11 and a brake pedal 12.

The brake pad 11 is located on the right side of the second support plate 4. Brake block 11 includes slide 13, connecting rod 14 and friction disc 15, first spout 16 has vertically been seted up on the slide 13, top one side of slide 13 and the bottom fixed connection of connecting rod 14, the top and the friction disc 15 fixed connection of connecting rod 14, the other end of friction disc 15 inserts between first backup pad 3 and the second backup pad 4 and corresponds with the position of gyro wheel 10 through second spout 9, and friction disc 15 reciprocates along second spout 9, one side that the top of slide 13 deviates from connecting rod 14 is fixed with first plectrum 17, one side that the bottom of slide 13 deviates from first plectrum 17 is fixed with second plectrum 18.

The brake pedal 12 is located on the right side of the brake pad 11. The brake pedal 12 is provided with a through hole 19, and the brake pedal 12 is rotatably connected with the pin shaft 8 through the through hole 19. The top end of the brake pedal 12 is provided with a first clamping table 20, the first clamping table 20 is used for shifting the first shifting piece 17 upwards, the bottom end of the brake pedal 12 is provided with a second clamping table 21, and the second clamping table 21 is used for shifting the second shifting piece 18 downwards. A first pedal plate 22 and a second pedal plate 23 are respectively fixed on two sides of the top end of the brake pedal 12.

One end of the pin shaft 8 sequentially passes through the rotary hole 7 on the first support plate 3, the roller 10, the rotary hole 7 on the second support plate 4, the first sliding groove 16 and the through hole 19 and is fixed by a nut 24.

The working principle is as follows: when the brake is needed, the worker steps on the first pedal 22 with the foot, rotates the brake pedal 12, the brake pedal 12 rotates around the rotating pin 8, the second clamping table 21 contacts with the second shifting piece 18, the second clamping table 21 forms a downward force to the second shifting piece 18, the force is transmitted to the sliding piece 13, because the sliding sheet 13 is sleeved outside the pin shaft 8 through the first sliding groove 16 which is longitudinally arranged, the sliding sheet 13 can move up and down, and the relative position of the pin shaft 8 in the first sliding groove 16 is changed in the process that the sliding sheet 13 moves up and down, and under the action of the force, the sliding sheet 13 moves downwards, the sliding sheet 13 drives the connecting rod 14 fixedly connected with the sliding sheet 13 to move downwards, the connecting rod 14 drives the friction sheet 15 fixedly connected with the connecting rod to move downwards along the second sliding groove 9, and the friction sheet 15 penetrating into the support 1 is in direct contact with the rolling surface of the roller 10, so that the roller 10 stops rotating. Similarly, when the brake is not needed, the worker steps on the second pedal 23 with his foot to rotate the brake pedal 12 in the opposite direction, and the first catch stand 20 shifts the first shift plate 17 upward, so that the friction plate 15 is lifted up and no longer contacts with the roller 10.

The utility model discloses can accomplish the braking of gyro wheel 10 faster, and braking effect is good.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an universal wheel with brake block, includes support (1), gyro wheel (10) and locates the brake mechanism on support (1), the bottom of support (1) has been seted up and has been changeed hole (7), wear to be equipped with round pin axle (8) in changeing hole (7), gyro wheel (10) cover is established in the outside of round pin axle (8) and is rotated with round pin axle (8) and be connected its characterized in that: the brake mechanism comprises a brake pad (11) and a brake pedal (12), the brake pad (11) is positioned on one side of the support (1), the brake pad (11) comprises a sliding plate (13), a connecting rod (14) and a friction plate (15), a first sliding groove (16) which can be used for inserting the pin shaft (8) is longitudinally formed in the sliding plate (13), one side of the top end of the sliding plate (13) is fixedly connected with the bottom end of the connecting rod (14), the top end of the connecting rod (14) is fixedly connected with the friction plate (15), a second sliding groove (9) which can be used for inserting and sliding the friction plate (15) is longitudinally formed in the support (1), one end of the friction plate (15) deviating from the connecting rod (14) is inserted into the support (1) through the second sliding groove (9) and corresponds to the position of the roller (10), a first shifting plate (17) is fixed on one side of the top end of the sliding plate (13) deviating from the connecting rod (14), one side that the bottom of slider (13) deviates from first plectrum (17) is fixed with second plectrum (18), brake pedal (12) are located one side that deviates from support (1) on brake block (11), set up through-hole (19) that can supply round pin axle (8) to pass on brake pedal (12), brake pedal (12) are established on round pin axle (8) through-hole (19) cover, and rotate with round pin axle (8) and are connected, first card platform (20) have been seted up on the top of brake pedal (12), first card platform (20) are used for upwards stirring first plectrum (17), second card platform (21) have been seted up to the bottom of brake pedal (12), second card platform (21) are used for downwards stirring second plectrum (18).

2. The universal wheel with the brake pad as claimed in claim 1, wherein: a first pedal sheet (22) and a second pedal sheet (23) are respectively fixed on two sides of the top end of the brake pedal (12).

3. The universal wheel with the brake pad as claimed in claim 1, wherein: the top end of the support (1) is fixed with a connecting plate (5), and a plurality of threaded holes (6) are formed in the connecting plate (5).