CN212902274U - Limiting device for spin dryer - Google Patents

Abstract

The utility model discloses a limiting device for a spin dryer, which comprises a spin dryer body and a plurality of limiting wheels, the spin dryer body comprises a rotary drum and a shell, the limiting wheel comprises a supporting column, a roller, a rotating shaft, a guide rod and a buffer spring, the roller is rotationally connected with the middle part of the rotating shaft, two ends of the rotating shaft are provided with supporting columns fixed on the rotating drum, the supporting column is of a hollow structure, an opening is arranged on one side of the supporting column close to the roller, two ends of the rotating shaft are respectively provided with a guide rod, the length direction of the guide rods is vertical to the length direction of the rotating shaft, the two guide rods are respectively positioned inside the two support columns, the two guide rods are respectively sleeved with a buffer spring, one end of the buffer spring is arranged on the rotating shaft, and the other end of the buffer spring is arranged on the rotating drum.

Description

Limiting device for spin dryer

Technical Field

The utility model relates to a drier field especially relates to a stop device for drier.

Background

The spin dryer has the function of quickly removing redundant water in a product, but the existing spin dryer is easy to have the problem of eccentricity when in work, so that the damage of the spin dryer is caused.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model provides a stop device for drier has the easy eccentric advantage of overcoming the drier.

The technical scheme of the utility model is that:

a limiting device for a spin dryer comprises a spin dryer body and a plurality of limiting wheels, wherein the spin dryer body comprises a rotary drum and a shell, all the limiting wheels are uniformly distributed on one circle of the rotary drum, supporting ends of the limiting wheels are fixed on the rotary drum, and wheel surfaces of the limiting wheels are close to the inner wall of the shell;

spacing round includes support column, gyro wheel, pivot, guide bar and buffer spring, the gyro wheel rotates to be connected the middle part of pivot, the both ends of pivot are provided with to be fixed support column on the rotary drum, the support column is hollow structure, the support column is close to be equipped with the opening on one side of gyro wheel, the both ends of pivot are equipped with the guide bar respectively, the length direction of guide bar with the length direction of pivot is perpendicular, two the guide bar is located two respectively the inside of support column, two the cover is equipped with buffer spring on the guide bar respectively, buffer spring's one end is established in the pivot, buffer spring's the other end is established on the rotary drum.

The working principle of the technical scheme is as follows:

the rotating tube side surface of the spin dryer is provided with the limiting wheels, the eccentric problem of the rotating tube in the rotating process can be avoided, the buffer springs are arranged in the limiting wheels, and the problem that the spin dryer is damaged due to the fact that the limiting wheels impact the inner wall of the shell of the spin dryer when the spin dryer is started can be solved.

In a further technical scheme, six limiting wheels are arranged on the rotary drum.

In a further technical scheme, a bearing is arranged between the rotating shaft and the roller.

In a further technical scheme, the buffer spring is a damping spring.

The utility model has the advantages that:

1. the limiting wheel is arranged on the side surface of the rotary drum of the spin dryer, so that the eccentric problem of the rotary drum in the rotating process can be avoided, and the buffer spring is arranged in the limiting wheel, so that the problem that the spin dryer is damaged due to the fact that the limiting wheel impacts the inner wall of the shell of the spin dryer when the spin dryer is started can be avoided;

2. the six limiting wheels are arranged on the rotary drum, so that the rotary drum can be prevented from contacting with the inner wall of the shell of the spin dryer;

3. the roller wheels independently run on the rotating shaft by using the bearings;

4. the damping spring has strong hardness, and simultaneously has a buffering effect and certain supporting capacity.

Drawings

Fig. 1 is a schematic structural view of a limiting device for a spin dryer according to the present invention;

fig. 2 is a schematic structural view of the limiting wheel of the present invention.

Description of reference numerals:

10. a housing; 20. a limiting wheel; 21. a support pillar; 22. a roller; 23. a rotating shaft; 24. a guide bar; 25. a damping spring; 30. a rotating drum.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

Example (b):

as shown in fig. 1 and 2, a limiting device for a spin dryer comprises a spin dryer body and at least four limiting wheels 20, wherein the spin dryer body comprises a rotary drum 30 and a casing 10, the bottom of the rotary drum 30 is driven by a motor to rotate, the limiting wheels 20 are uniformly distributed on one circle of one end of the rotary drum 30, which is far away from the motor, all the limiting wheels 20 are positioned on the same plane, one end supporting the limiting wheels 20 is fixed on the rotary drum 30, and one end of each limiting wheel 20, which is provided with a wheel surface, is close to the inner wall of the casing 10;

the limiting wheel 20 comprises supporting columns 21, rollers 22, rotating shafts 23, guide rods 24 and buffer springs, the rollers 22 are rotatably connected to the middle of the rotating shafts 23, the axes of the rollers 22 and the axes of the rotating shafts 23 are collinear, the two ends of each rotating shaft 23 are respectively provided with one guide rod 24, the length direction of each guide rod 24 is perpendicular to the length direction of each rotating shaft 23, the two guide rods 24 are respectively positioned inside one supporting column 21, each supporting column 21 is a hollow cylinder, the cross section of each supporting column 21 is square, the supporting columns 21 positioned at the two sides of each roller 22 are respectively provided with an opening, one side of each opening of each supporting column 21 is close to each roller 22, and the two ends of each rotating shaft 23 penetrate through the openings in the supporting columns 21 and are arranged inside the; two guide rods 24 are respectively sleeved with a buffer spring, one end of each buffer spring is arranged on the rotating shaft 23, and the other end of each buffer spring is arranged on the rotating drum 30;

when the drier that is equipped with this stop device begins to work, motor drive rotary drum 30 rotates, eccentric phenomenon can appear in rotary drum 30, at this moment, be located a plurality of spacing wheels 20 on rotary drum 30 in proper order with the inner wall contact of casing 10, begin to revise rotary drum 30, avoid rotary drum 30 to take place eccentric problem at rotatory in-process, and simultaneously, be located the buffer spring of spacing wheel 20, impact strength when can reducing spacing wheel 20 and the contact of casing 10 inner wall, avoid causing the damage to casing 10.

In another embodiment:

six limiting wheels 20 are arranged on the circumference of the rotary drum 30, the distance between two adjacent limiting wheels 20 is equal, and the six limiting wheels 20 can prevent the rotary drum 30 from contacting the inner wall of the shell 10 of the spin dryer.

In another embodiment:

a bearing is arranged between the rotating shaft 23 and the roller 22, the outer ring of the bearing is arranged inside the roller 22, the outer ring of the bearing is arranged on the rotating shaft 23, the roller 22 can independently run on the rotating shaft 23 through the bearing, and the rotating shaft 23 is only used for buffering.

In another embodiment:

the buffer spring is a damping spring 25, and the damping spring 25 has strong hardness, and simultaneously has a buffering effect and a certain supporting capacity.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims (4)

1. A limiting device for a spin dryer comprises a spin dryer body and is characterized by further comprising a plurality of limiting wheels, wherein the spin dryer body comprises a rotary drum and a shell, all the limiting wheels are uniformly distributed on one circle of the rotary drum, supporting ends of the limiting wheels are fixed on the rotary drum, and wheel surfaces of the limiting wheels are close to the inner wall of the shell;

spacing round includes support column, gyro wheel, pivot, guide bar and buffer spring, the gyro wheel rotates to be connected the middle part of pivot, the both ends of pivot are provided with to be fixed support column on the rotary drum, the support column is hollow structure, the support column is close to be equipped with the opening on one side of gyro wheel, the both ends of pivot are equipped with the guide bar respectively, the length direction of guide bar with the length direction of pivot is perpendicular, two the guide bar is located two respectively the inside of support column, two the cover is equipped with buffer spring on the guide bar respectively, buffer spring's one end is established in the pivot, buffer spring's the other end is established on the rotary drum.

2. The spacing device of claim 1, wherein six spacing wheels are provided on said drum.

3. The spacing device of claim 1, wherein a bearing is disposed between said shaft and said roller.

4. The spacing device for a dryer of claim 1 wherein said damping spring is a damper spring.

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