CN218171906U - Caster with brake function - Google Patents

Abstract

The utility model relates to the technical field of casters, in particular to a caster with a brake function, comprising a mount and a caster fixing frame, the caster fixing frame is rotatably mounted on the lower end of the mount through an upper bearing and a lower bearing, the caster The caster is connected to the fixed frame through the rotation of the first rotating shaft. A rivet is installed in the middle of the mounting seat, and the lower end of the rivet extends into the caster fixed frame. The teeth are evenly distributed. When the utility model needs to brake, it only needs to step down on the second pedal, and when it needs to cancel the brake, it only needs to step down on the second pedal, which makes it convenient to brake and cancel the brake of the caster with brake function It is fast and improves the stability of the caster with brake function on the movement of equipment support; while restricting the rotation of the caster, it can also restrict the rotation of the caster fixing frame, so that the braking effect is better.

Description

A caster with brake function

technical field

The utility model relates to the technical field of casters, in particular to a caster with a brake function.

Background technique

Nowadays, the most common way to move objects is to set casters at the bottom of the objects. Through the casters, the objects can be moved more conveniently.

The patent with the notification number CN204623009U discloses a caster, which includes a wheel body and door-shaped brackets hinged on both sides of the wheel body. Glands are arranged on both sides of the wheel body. When hinged with the wheel body, the lower end of the door-shaped bracket is embedded in the groove so as to limit the gland.

The above-mentioned casters do not have a braking function, so that the stability of the equipment is poor when it stops during transportation, and the wheel body of the casters can only move in one direction, and cannot perform universal rotation, thereby limiting the scope of use of the casters.

For this reason, we introduce a caster with brake function.

Utility model content

The purpose of this utility model is to provide a caster with a brake function to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a caster with brake function, including a mounting seat and a caster fixing frame, the caster fixing frame is rotatably mounted on the lower end of the mounting seat through an upper bearing and a lower bearing, and the The caster fixed frame is connected with a caster through the rotation of the first rotating shaft. A rivet is installed in the middle of the mounting seat, and the lower end of the rivet extends into the caster fixed frame. There are teeth evenly distributed on the surface, and a brake pad is installed in the caster fixed frame through the rotation of the second rotating shaft. The upper left side of the brake pad is provided with a claw matching the bayonet, and the lower end of the brake pad is installed on the right side. Brake pad, the upper end of the brake pad is provided with an upwardly protruding shrapnel, and the shrapnel is in contact with the inner upper wall of the caster fixing frame, and the first pedal is installed in the caster fixing frame and located at the upper end of the brake pad through the third rotating shaft , a second pedal is installed between the first pedal and the brake pad, the second pedal is connected to the first pedal through the fourth rotating shaft, and the second pedal and the brake pad are rotated through the fifth rotating shaft connected, the lower end of the first pedal is provided with a card slot matching the left end of the second pedal.

Mounting holes are provided at the four corners of the mounting base. Through the setting of the mounting hole, it is convenient to connect and fix the mounting base with the equipment, so that the caster with brake function is installed under the equipment.

Both the upper bearing and the lower bearing are thrust ball bearings, the upper and lower ends of the upper bearing are respectively fixedly connected with the mounting seat and the caster fixing frame, and the upper and lower ends of the lower bearing are respectively fixedly connected with the caster fixing frame and the mounting seat. Through the arrangement of the upper bearing and the lower bearing, the caster fixing frame can rotate relative to the mounting seat.

The brake pads are fixedly connected to the brake pads by pot nails. The brake film can be made of TPR plastic material, and the caster can be restricted through the contact of the brake film with the caster, so as to function as a brake.

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

1. The utility model connects and fixes the mounting base with the equipment through the setting of the mounting hole, so that the caster with brake function is installed under the equipment, and the movement of the equipment is assisted by rolling the caster on the ground;

2. When the utility model needs to brake, it only needs to step down on the second pedal; It is convenient and quick to cancel the brake, and improve the stability of the caster with brake function on the movement of equipment support;

3. The utility model can limit the rotation of the caster while also restricting the rotation of the fixed frame of the caster, so that the braking effect is better.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a structural schematic diagram of the utility model brake pad;

Fig. 3 is a schematic diagram of the main view structure of the utility model;

Fig. 4 is a top view structural diagram of the mounting seat of the present invention.

In the figure: 1. Mounting seat; 2. Caster fixing frame; 3. Upper bearing; 4. Lower bearing; 5. First rotating shaft; 6. Caster; 7. Rivet; 8. Connecting plate; The second shaft; 11, the brake pad; 12, the claw; 13, the brake film; 14, the shrapnel; 15, the third shaft; 16, the first pedal; 17, the second pedal; 18, the fourth shaft; 19, the first Five rotating shafts; 20, mounting holes.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a caster with brake function, including a mounting base 1 and a caster fixing frame 2, and the caster fixing frame 2 rotates through an upper bearing 3 and a lower bearing 4 Installed on the lower end of the mounting seat 1, the upper bearing 3 and the lower bearing 4 are thrust ball bearings, the upper and lower ends of the upper bearing 3 are fixedly connected with the mounting seat 1 and the caster fixing frame 2 respectively, and the upper and lower bearings 4 are fixedly connected. The ends are fixedly connected with the caster fixing frame 2 and the mounting base 1 respectively. Through the arrangement of the upper bearing 3 and the lower bearing 4 , the caster fixing frame 2 can rotate relative to the mounting base 1 .

Mounting holes 20 are provided at four corners of the mounting base 1 . Through the setting of the installation hole 20, it is convenient to connect and fix the installation base 1 with the equipment, so that the caster with brake function is installed under the equipment.

A caster 6 is rotatably connected to the caster fixing frame 2 through a first rotating shaft 5 .

A rivet 7 is installed in the middle of the mounting seat 1, and the lower end of the rivet 7 extends into the caster fixing frame 2, and a connecting plate 8 is installed on the lower end of the outer surface of the rivet 7, and the outer surface of the lower end of the connecting plate 8 is evenly distributed with locking teeth. 9. A brake pad 11 is installed inside the caster fixing frame 2 through the rotation of the second rotating shaft 10. The upper left side of the brake pad 11 is provided with a claw 12 matching the locking teeth 9. The lower end of the brake pad 11 is on the right side. A brake film 13 is installed, and the brake film 13 and the brake film 11 are fixedly connected by pot nails. The brake film 13 can be made of TPR plastic material, and the brake film 13 is in contact with the caster 6 to limit the caster 6, thereby acting as a brake. function, the upper end of the brake pad 11 is provided with an upwardly protruding shrapnel 14, the shrapnel 14 abuts against the inner upper wall of the caster fixing frame 2, and the caster fixing frame 2 is located at the upper end of the brake pad 11 and passes through the third rotating shaft 15 is rotatably installed with a first pedal 16, a second pedal 17 is installed between the first pedal 16 and the brake pad 11, and the second pedal 17 and the first pedal 16 are rotatably connected through a fourth rotating shaft 18, so The second pedal 17 is rotatably connected to the brake pad 11 through a fifth rotating shaft 19 , and the lower end of the first pedal 16 is provided with a slot matching the left end of the second pedal 17 . When needing to brake, depress the right end of the second pedal 17 downwards, so that the right end of the second pedal 17 is pressed down, and the left end is upturned, and the left end of the second pedal 17 is snapped into the draw-in groove at the lower end of the first pedal 16. The second pedal 17 is used to limit the position, and the second pedal 17 squeezes the brake pad 11, so that the right end of the brake pad 11 moves toward the direction of the caster 6, and the left end of the brake pad 11 moves toward the direction of the connecting plate 8, so that the brake pad 13 and the caster 6 contacts to limit the rotation of the caster 6, so that the claw 12 is engaged with the locking tooth 9 at the lower end of the connection plate 8, and the rotation of the caster fixed frame 2 relative to the caster fixed frame 2 is restricted, so as to function as a brake. At this time, the shrapnel 14 is squeezed Press down; when the brake needs to be canceled, press down on the right end of the first pedal 16, so that the right end of the first pedal 16 is pressed down, and the left end is upturned, so that the end of the first pedal 16 is stuck in the groove, and then the second pedal 17 is disengaged The limit of the card slot, the brake pad 11 loses pressure, and the shrapnel 14 resets, so that the brake pad 11 rotates and resets, and then the claw 12 is separated from the locking tooth 9, and the brake film 13 is separated from the caster 6, canceling the braking effect on the caster 6 .

Specifically, when in use, the mounting base 1 is connected and fixed to the device through the setting of the mounting hole 20, so that the caster with brake function is installed under the device, and the caster 6 rolls on the ground to assist the movement of the device; when the brake is required , press the right end of the second pedal 17 downwards, so that the right end of the second pedal 17 is pressed down, and the left end is upturned, and the left end of the second pedal 17 is snapped into the draw-in groove at the lower end of the first pedal 16, and the second pedal 17 To limit the position, the second pedal 17 squeezes the brake pad 11, so that the right end of the brake pad 11 moves toward the direction of the caster 6, and the left end of the brake pad 11 moves toward the direction of the connecting plate 8, so that the brake pad 13 is in contact with the caster 6, Limit the rotation of the caster 6, so that the claw 12 is engaged with the locking teeth 9 at the lower end of the connecting plate 8, and the rotation of the caster fixed frame 2 is limited relative to the caster fixed frame 2, so as to function as a brake. At this time, the shrapnel 14 is squeezed; When it is necessary to cancel the brake, step down on the right end of the first pedal 16, so that the right end of the first pedal 16 is pressed down, and the left end is upturned, so that the end of the first pedal 16 slot is upturned, and then the second pedal 17 is disengaged from the slot. Limit, the brake pad 11 loses pressure, and the shrapnel 14 resets, so that the brake pad 11 rotates and resets, and then the claw 12 breaks away from the locking teeth 9, and the brake film 13 breaks away from the caster 6, canceling the braking effect on the caster 6.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A caster with brake function, including a mounting base (1) and a caster fixing frame (2), characterized in that: the caster fixing frame (2) rotates through the upper bearing (3) and the lower bearing (4) Installed on the lower end of the mounting base (1), the caster wheel (6) is connected to the caster fixing frame (2) through the rotation of the first rotating shaft (5), and a rivet (7) is installed in the middle of the mounting base (1). The lower end of the rivet (7) extends into the caster fixing frame (2), and the lower end of the outer surface of the rivet (7) is equipped with a connecting plate (8), and the outer surface of the lower end of the connecting plate (8) is evenly distributed with locking teeth (9) , the caster fixed frame (2) is installed with a brake pad (11) through the rotation of the second rotating shaft (10), and the left side of the upper end of the brake pad (11) is provided with a claw ( 12), the right side of the lower end of the brake pad (11) is equipped with a brake pad (13), the upper end of the brake pad (11) is provided with an upwardly protruding shrapnel (14), and the shrapnel (14) is connected with the caster fixing frame (2) The inner upper wall abuts, and the first pedal (16) is installed in the caster fixing frame (2) and is located on the upper end of the brake pad (11) through the third rotating shaft (15). The first pedal (16) ) and the brake pad (11) are installed with a second pedal (17), the second pedal (17) is connected to the first pedal (16) through the fourth rotating shaft (18) in rotation, the second pedal (17) is rotationally connected to the brake pad (11) through the fifth rotating shaft (19), and the lower end of the first pedal (16) is provided with a card slot matching the left end of the second pedal (17). 2 . The caster with brake function according to claim 1 , characterized in that: installation holes ( 20 ) are opened at the four corners of the installation seat ( 1 ). 3. A caster with brake function according to claim 1, characterized in that: the upper bearing (3) and the lower bearing (4) are both thrust ball bearings. 4. A caster with brake function according to claim 3, characterized in that: the upper and lower ends of the upper bearing (3) are respectively fixedly connected with the mounting base (1) and the caster fixing frame (2), so that The upper and lower ends of the lower bearing (4) are fixedly connected with the caster fixing frame (2) and the mounting seat (1) respectively. 5. The caster with brake function according to claim 1, characterized in that: the brake pad (13) and the brake pad (11) are fixedly connected by pot nails.

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