KR0132987Y1 - Vibroisolating apparatus of vacuum cleaner - Google Patents

Abstract

The present invention relates to a vacuum cleaner for cleaning dust by sucking dirt such as dust by the suction force acting upon the operation of the suction motor, and a suction motor for suctioning foreign substances such as dust by applying suction force in the cleaner body and the cleaner body. In the vacuum cleaner provided with the motor container 22 is fixed to the suction motor 20, the suction motor 20 is inserted into the front and rear sides of the suction motor 20 is generated in the suction motor 20 Anti-vibration ring 28 and back packing 30 for absorbing and blocking the vibration is not transmitted to the motor container 22, and is inserted into the front and the outside of the motor container 22 to transmit the vibration to the cleaner body (10) Vibration generated from the suction motor is absorbed and blocked by the vibration-proof ring and the front and rear packings, so that the transmission of the vibration is minimized, thereby preventing vibration from occurring. And a quiet operation enables the generation of sound is minimized, and it is simple in structure and assembly performance can easily and significantly reduce manufacturing costs.

Description

Dustproof device for vacuum cleaner

1 is a cross-sectional view of a partially cutaway state showing a conventional vacuum cleaner.

Figure 2 is a cross-sectional view of a part of the cut state showing the vacuum cleaner to which the present invention is applied.

3 is an enlarged cross-sectional view showing the dustproof apparatus of the vacuum cleaner according to the present invention.

* Explanation of symbols for main parts of the drawings

10: cleaner body 20: suction motor

22: motor container 24: front container

24a: annular projection 26: rear container

26a: exhaust port 26b: low protrusion

30: rear packing 30a: buffer cover

34: buffer plate 36: front packing

The present invention relates to a vacuum cleaner that cleans by inhaling foreign substances such as dust by the suction force generated by the operation of the suction motor, and more particularly, by absorbing and blocking the vibration generated by the suction motor and The present invention relates to a dustproof apparatus for a vacuum cleaner capable of minimizing the occurrence of noise.

In general, the vacuum cleaner generates noise and severe vibration in accordance with the operation of the suction motor generating a strong suction force, and the noise generated is reduced to some extent by adopting sound absorbing materials, but the vibration generated by the suction motor itself It is a situation that is urgently required to deal with this by being transmitted directly or indirectly to generate a noise noise.

Conventionally, a vacuum cleaner for preventing transmission of vibration generated in a suction motor is disclosed in Japanese Utility Model Application No. 62-37554, which is shown on one side of the cleaner body 1 as shown in FIG. A dust collecting box 2 having an intake hole 2a is coupled thereto, and on the other side thereof, a suction motor 3 for generating a suction force according to the operation is mounted, and a dust collecting device 4 inside the dust collecting box 2. ) Is built-in.

And, the suction motor (3) is fixedly installed in the motor container (5), the front buffer rubber (6) is inserted into the front at the same time the back buffer rubber (7) is inserted into the rear side to maintain the fixed state. The outer peripheral surface of the suction motor (3) is covered with a soundproof material (8) for preventing the transmission of noise, and the exhaust port (9) for discharging the sucked air is formed on the back side of the cleaner body (1). .

Therefore, the suction force generated by the operation of the suction motor 3 sucks air together with foreign matter such as dust through a suction port (not shown), and the suctioned dust is collected by the dust collector 4 and is collected. The air stored in the box 2 and passed through the dust collector 4 is discharged to the outside through the exhaust port 9 to be cleaned.

However, the conventional vacuum cleaner configured as described above is in contact with the suction motor and the motor container as the suction motor generating the suction force is supported by the front buffer rubber contacted to the front and side and the rear buffer rubber inserted into the rear surface. By increasing the number of vibrations, the vibration generated from the suction motor is transmitted to the motor container and the cleaner body through the front and rear buffer rubbers, which not only generates a lot of noise, but also increases the manufacturing cost and increases the manufacturing cost due to the complicated structure. There were various problems such as being a factor.

The present invention has been made to solve the problems of the prior art as described above, the object of the present invention is to absorb and block the vibration generated in the suction motor to minimize the generation of noise due to vibration, to simplify the assembly The present invention provides a dustproof apparatus for a vacuum cleaner that can improve manufacturing performance and reduce manufacturing costs.

In the vacuum cleaner of the vacuum cleaner according to the present invention devised to achieve the above object, in the vacuum cleaner having a vacuum cleaner body and a suction motor for applying a suction force in the vacuum cleaner body to suck foreign matters such as dust, A motor container fixed to the inside of the motor, a vibration ring and a rear packing which are inserted into the front and rear sides of the suction motor to absorb and block the vibration generated from the suction motor so as not to be transferred to the motor container, and the motor container. It is inserted into the front and the outside of the front of the packing to absorb and block the vibration is not transmitted to the cleaner body, the vibration generated from the suction motor is absorbed and blocked by the vibration-proof ring and the front, rear packing to minimize the transmission of vibration. As a result, the generation of noise due to vibration is minimized to enable quiet operation, and the structure is simple. And that the assembly performance can easily and significantly reduce the manufacturing cost of its features.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to FIGS. 2 and 3.

FIG. 2 is a cross-sectional view of a part of a coupled state showing a vacuum cleaner to which the present invention is applied, and FIG. 3 is an enlarged cross-sectional view of the main part of the present invention, and a reference numeral 10 denotes a cleaner body.

The cover 12 is coupled to one side of the cleaner body 10 so as to be openable and closed, and the dust collecting chamber 14 formed therein is detachably coupled to the dust collecting bag 16 in which dirt such as dust is stored therein. On one side of the dust collecting chamber 14, a dust collecting member 18 is installed to prevent the fine dust contained in the collected air from passing through.

On the other side of the cleaner body 10, a motor container 22 having a suction motor 20 embedded therein, which is configured to generate suction power according to an operation and sucks air together with dirt such as dust, is fixedly installed. The ring protrusion 20a protrudes in front of the motor 20.

As shown in FIG. 3, the motor container 22 is coupled to the front container 24 and the front container 24 which protrudes the annular protrusion 24a on the inner circumferential surface thereof, and is discharged from the suction motor 20. Exhaust port 26a for discharging the formed air is formed on one side, and at the same time, the rear container 26 protrudes inwards a plurality of blocking protrusions 26b to prevent the rotation of the suction motor 20 at its initial start. Is done.

The suction motor 20 is fixedly installed inside the motor container 22, and a dustproof ring 28 is tightly inserted between the ring protrusion 20a and the annular protrusion 24b of the suction motor 20. At the same time, the rear packing 30 is inserted into one side of the rear container 26 is inserted into the rear container.

The anti-vibration ring 28 is formed in a circular shape in the drawings, but is not limited thereto. For example, the anti-vibration ring 28 may be formed of a polygon such as a rectangle, a pentagon, a hexagon, and the like, and the front surface of the suction motor 20 may not be formed separately. It may be formed integrally with the inside of the front container (24).

In addition, the inner side of the rear packing 30 is integrally formed with a buffer cover (30a) is inserted into the outer side of the blocking projection (26b) to mitigate the shock transmitted during the initial startup of the suction motor (20), The rear packing 30 is maintained in a fixed state by the support ring 32 is inserted into one side contact the outer side of the rear container (26).

On the other hand, the front face of the front container 24 is tightly inserted into the front packing 36 in which the buffer plate 34 is inserted into the inside.

Accordingly, the motor container 22 is fixed by supporting the front packing 36 and the back packing 30 in the cleaner body 10.

In addition, the suction hose 40 is connected to one side of the cleaner body 10 via a connection pipe 38, and the extension pipe 44 is attached to the handle 42 coupled to the front end of the suction hose 40. An intake port 46 that sucks in foreign matters such as dust is connected through the interposer.

In the drawing, reference numeral 48 denotes a cord reel for drawing in and out a power cord, and reference numerals 50a and 50b denote wheels for movement.

Next will be described the operation and effect of the dustproof device of the vacuum cleaner according to the present invention configured as described above.

First, a strong suction force is generated in the cleaner body 10 according to the operation of the suction motor 20, and the suction force generated at this time sucks foreign substances such as dust through the suction port 46.

Then, foreign matter such as dust sucked through the suction port 46 is sucked into the dust collecting chamber 14 through the extension pipe 44 and the suction hose 40, so that foreign matter such as dust is stored in the dust collecting bag 16. The air passing through the dust collecting bag 16 is sucked into the suction motor 20 after passing through the dust collecting member 18.

At this time, the dust collecting member 18 is stored in the dust collecting chamber 14 without passing the fine dust, etc. that passed through the dust collecting bag 16, only the purge air passing through the dust collecting member 18, the suction motor ( 20) are sucked into.

Subsequently, the air sucked into the suction motor 20 is discharged into the inside of the motor container 22 and discharged through the exhaust port 26a, and then discharged into the atmosphere through an unillustrated exhaust passage formed in the cleaner body 10. Cleaning is done.

On the other hand, the vibration generated by the operation of the suction motor 20 is absorbed by the anti-vibration ring 28 and the back packing 30 installed on the front, rear of the suction motor 20 is blocked at the same time as the motor container 22 In addition to minimizing the vibration transmitted to the motor container 22, the small vibration transmitted to the motor container 22 is absorbed and blocked by the front packing 36 and the rear packing 30 again so that the vibration is not transmitted to the cleaner body 10. It is possible to minimize the occurrence of vibration and noise.

At this time, the shock absorbing plate 34 is inserted into the inside of the front packing 36 to absorb the vibration from the motor container 22 so as not to be transmitted to the cleaner main body 10, thereby generating the vibration as well as the noise caused by the vibration. This minimizes the occurrence of quiet operation is possible.

In addition, since the shock absorbing cover 30a inserted in the outer side of the plurality of stopping projections 26a is closely inserted and installed inside the suction motor 20, the rotational force of the suction motor 20 acts upon initial startup of the suction motor 20. Will be blocked.

As described above, according to the vibration isolator of the vacuum cleaner according to the present invention, the suction motor is fixedly installed on the front and rear sides of the motor container through the vibration ring and the back packing, and both ends of the motor container are front-packed and the rear side. By being supported in the cleaner body by packing, the vibration generated in the suction motor is absorbed and blocked by the dustproof ring and the front and rear packings, thereby minimizing the transmission of vibration and thereby minimizing the generation of noise due to vibration. It has a number of advantages, such as quiet operation is possible, and the structure is simple and easy to assemble and significantly reduce the manufacturing cost.

Claims (5)

In the vacuum cleaner having a vacuum cleaner body and a suction motor for applying a suction force in the vacuum cleaner body to suck foreign matters such as dust, the motor container 22 is fixed to the suction motor 20 inside, and the suction The dustproof ring 28 and the rear packing 30 are inserted into the front and rear sides of the motor 20 to absorb and block the vibration generated from the suction motor 20 so as not to be transmitted to the motor container 22. Dustproof device of the vacuum cleaner, characterized in that made of a front packing 36 is inserted into the outside of the front of the motor container 22 to absorb, block so that vibration is not transmitted to the cleaner body (10). According to claim 1, wherein the motor vessel 22 is fastened to the front vessel 24 and the front vessel 24, the annular projection (24a) protruding formed to support the anti-vibration ring 28 in the inner side and one side Dustproof device of the vacuum cleaner, characterized in that consisting of the back container 26 is formed with an exhaust port (26a) for discharging the suction air. According to claim 2, wherein the rear container (26) has a plurality of blocking projections (26b) protruding, the blocking protrusion (26b) is inserted into the buffer cover (30a) extending from the rear packing 30 is inserted into the suction motor Dustproof device of the vacuum cleaner, characterized in that to prevent the rotational force of itself during the initial startup of (20). The dustproof apparatus of claim 1, wherein a buffer plate (34) is inserted into the front packing (36) to mitigate an impact force caused by vibration. The device of claim 1 or 2, wherein the anti-vibration ring (28) is formed in a polygonal shape.