KR970002799Y1 - Vacuum cleaner - Google Patents

Abstract

None.

Description

Vacuum cleaner

The present invention relates to a vacuum cleaner, and more particularly, to a vacuum cleaner suitable for obtaining a dustproof soundproof effect by reducing the noise of the vacuum cleaner as a simple structure.

As shown in FIG. 1, a conventional vacuum cleaner includes a fan unit for generating suction power by using the power generated by the motor unit 3a and the motor unit 3a, which generate power in the cleaning main body 1 ( The fan motor 3 in which 3b) is integrated is mounted, and on the left side of the man motor 3, a dust collecting chamber 5 for collecting dust and the like sucked in accordance with the operation of the fan motor 3 is formed. On the right side of (3), the power cord drawing-out / out device 9 which draws in and out the power cord 7 electrically connected to the fan motor 3 is provided in the vertical direction.

In addition, the suction hose 11, the handle 12 and the extension tube 13 are sequentially connected to one side of the dust collecting chamber 5, the rotary tube 14 is rotated at a predetermined angle to the front end of the extension tube 13 is coupled The rotary tube 14 has a bottom surface in contact with a bottom surface to be cleaned, and a suction port body 15 for sucking dust and the like by suction power according to the operation of the fan motor 3 is coupled, and a cleaning base body ( At the lower side of 1), the main wheel 17 and the auxiliary wheel 19 are provided at regular intervals so that the cleaning main body 1 is easily moved back, front, left, and right.

In addition, in the cleaning main body 1, the case 21 accommodating the fan motor 3 is fixedly coupled to the upper and lower protrusions 1a and 1b of the cleaning main body 1 by a fastening member (not shown). The second case packings 23 and 25 are supported by the left and right plate portions 1c and 1d of the cleaning main body 1, and the fan motor 3 is provided in the case 21 by the first and second fans. The motor packings 27 and 29 are supported by the left and right portions of the case 21, respectively, and guide the air to the space between the motor portion 3a and the case 21 of the fan motor 3 to provide an air flow path. The guide member 31 is arrange | positioned so that length may become long.

In the dust collecting chamber 5, a dust collecting bag 33 for collecting foreign matters such as dust is disposed, and a through hole 1e through which air flows is formed in the central portion of the left septum portion 1c. An inlet port 21a through which air is sucked into the fan part 3b is formed at the left side of the part 21, and a plurality of first outlet ports communicated with an unshown flow path of the fan part 3b on the outer circumferential surface of the motor part 3a. 3c) is formed.

In addition, a plurality of second outlets 21b through which air flows out of the case 21 is formed at the right side of the case 21, and air flows into the power cord inlet / outlet device 9 at the right side plate portion 1d. The inlet 1f is formed, and on the right side of the cleaning body 1, a third outlet 1g through which air flows out of the cleaning body 1 is formed, and on the bottom of the cleaning body 1, a cleaning body (1) A fourth outlet port 1h through which air flows out is formed.

When a strong suction force is generated by the operation of the fan motor 3 mounted in the cleaning main body 1 of the conventional vacuum cleaner configured as described above, foreign substances such as dust on the bottom surface to be cleaned through the suction port 15 are removed. At this time, the dust sucked into the suction port 15 is sucked through the rotary tube 14, the extension tube 13, the handle 12 and the suction hose 11, and then the dust bag in the dust collecting chamber 5 Only foreign matter such as dust is collected in the 33, and the remaining air passes through the through hole 1e of the left plate part 1c and the inlet 21a of the case 21, in turn, the fan part 3b of the fan motor 3. ) Flows out to the outside of the motor portion 3a through the first outlet 3c of the motor portion 3a.

Then, a part of the air flowing out of the motor portion 3a is guided by the guide member 31 and discharged to the atmosphere through the second outlet 21b, the inlet 1f, and the third outlet 1g in that order. The remainder of the air flowing out of the motor portion 1a is guided by the guide member 31 to be discharged into the atmosphere through the second outlet 21b and the fourth outlet 1h, which are then cleaned.

However, in the conventional vacuum cleaner configured as described above, the first and second case packings 23 and 23 so as to reduce vibrations generated by the fan motor 3 and transmitted to the cleaning main body 1 and noise generated by the vibrations. 25), since the first and second fan motor packings 27 and 29 are complicatedly installed on the outer surfaces of the fan motor 3 and the case 21, the packing body not only has a large volume but also an installed packing. Compared with the size of the dustproof and soundproofing effect was not large.

In addition, although the flow path length is formed in the longitudinal direction of the fan motor 3 by the guide member 31 to absorb the noise generated by the outflow air discharged to the atmosphere from the first outlet 3c, the guide member 31 Compared with the length of the noise absorbing effect was not large.

Then, the power cord drawer 9 is installed in the vertical direction on the right side of the cleaning body 1 so that the power cord 7 of the power cord drawer 9 is pulled out in the vertical direction. Not only does 7) prevent the movement of the vacuum cleaner, there is a problem that draw in and out of the power cord 7 is inconvenient.

Accordingly, 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 facilitate the drawing out of the power cord, as well as to simplify the vibration of the fan motor delivered to the cleaning base as a simple structure. The present invention provides a vacuum cleaner that can effectively reduce and comfort the environment.

Vacuum cleaner according to the present invention made to achieve the above object, in the vacuum cleaner to perform the cleaning by generating a suction force of the air by the cleaning main body and the fan motor disposed in the cleaning main body, the support for the fan motor At the same time, the primary flow path is formed so that the air flowing out of the fan motor proceeds in the circumferential direction, and the first outlet is formed to be disposed outside the fan motor; The secondary flow path is formed so that the air flowing out through the first outlet of the circumferential direction proceeds, and a plurality of third outlets are formed to be disposed outside the case, and to support the housing, A first straight flow passage is formed so that the air flowing out through the third outlet flows in a straight direction, and a plurality of fourth outlets are formed. And an auxiliary housing disposed at the lower side of the housing, and a second straight flow path in the front and rear direction is further formed under the auxiliary housing and the cleaning main body, and the vibration generated from the fan motor is reduced on the left and right sides of the fan motor. The first O-ring and the second O-ring, which are in line contact with the fan motor and the case, are respectively disposed to make the fan motor dustproof and soundproof.

1 is an entire elevational view of the body of a conventional vacuum cleaner;

Figure 2 is an overall elevation view of the main body of the vacuum cleaner according to an embodiment of the present invention.

3 is a cross-sectional view taken along the line A-A in FIG.

4 is a schematic cross-sectional view taken along the line B-B in FIG. 2.

* Explanation of symbols for main parts of the drawings

51: basic cleaning 53: fan motor

55: dust collecting chamber 57: power cord

59: power cord input and output device 61: Bucker

63: case 65: housing

67: auxiliary housing 71, 73: circumferential flow path

75, 77: straight flow path 79: first filter

81: second filter 83: dust collection bag

85: first O-ring 87: second O-ring

89: first packing 91: suction filter

93: second packing 95: control unit

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

In the meantime, the same parts as those shown in FIG. 1 are denoted by the same reference numerals, and redundant descriptions thereof will be omitted.

As shown in Figs. 2 to 4, the vacuum cleaner according to the present invention utilizes a motor portion 53a for generating power in the cleaning body 51 and the power generated by the motor portion 53a. A fan motor 53 in which a fan portion 53b for generating suction power is integrated is mounted, and a dust collecting chamber 55 collects dust sucked in accordance with the operation of the fan motor 53 on the left side of the fan motor 53. Is formed, and in the auxiliary housing 67 to be described later, a power cord drawing device 59 for drawing in and out the power cord 57 electrically connected to the fan motor 53 is provided in a horizontal direction. The cover 61 is detachably attached to the upper portion of the cleaning main body 51 to inspect the inside of the cleaning main body 51.

A case 63 is disposed outside the fan motor 53 to support the fan motor 53 and form a circumferential flow path 71 of air flowing out of the fan motor 53. On the outside of the housing 63, a housing 65 is disposed to support the case 63 and to form a circumferential flow path 73 of air flowing out of the case 63, and the housing 65 is disposed below the housing 65. The auxiliary housing 67 is arranged to support the 65 and to form the straight flow paths 75 and 77 of the air flowing out of the housing 65.

That is, a circumferential flow path 71 of air is formed between the fan motor 53 and the case 63 in the circumferential direction of the fan motor 53, and the case 63 is formed between the case 63 and the housing 65. A circumferential flow path 73 of air is formed in the circumferential direction of), and a straight directional flow path 75 of air is formed between the housing 65 and the auxiliary housing 67, and the auxiliary housing 67 and the cleaner. Between the lower parts of the main body 51, the straight direction flow path 77 of air is formed in the front-back direction of the cleaning main body 51. As shown in FIG.

In addition, a first exhaust port 51a and a second exhaust port 51b are formed at the right side and the bottom side of the cleaning main body 51 so as to discharge air to the atmosphere, and the first exhaust port 51a and the first exhaust port ( 51b), the first filter 79 and the second filter 81 are respectively disposed to filter out foreign substances contained in the air discharged to the atmosphere.

In addition, left and right protrusions 53c and 53d are formed at the left and right ends of the fan motor 53, respectively, and a plurality of first outlets 53e are provided at the outer circumferential surface of the motor portion 53a to allow the air sucked into the fan portion 53b to flow out. Is formed, and the dust collecting bag 55 is provided with a dust collecting bag 83 for collecting foreign matter such as dust.

In addition, a second outlet 63a is formed at an upper side of the case 63 such that air flowing out of the first outlet 53e flows out into the circumferential flow path 73, and a fan motor is formed at the left side of the case 63. The first accommodating part 63b is formed to accommodate and support the left protrusion 53c of the part 53, and an inlet port 63c through which air is sucked into the fan part 53b is formed. The second accommodating part 63d is formed in the fan motor 53 to receive and support the right protrusion 53d of the fan motor 53. The right part of the case 63 protrudes so as to support the case 63 to the housing 65 on the right outer side. 63e is formed.

In addition, the first accommodating part 63d and the second accommodating part 63d have a first line contacting the fan motor 53 and the case 63 to minimize vibration transmission from the fan motor 53 to the case 63. The O-ring 85 and the second O-ring 87 are respectively interposed.

In the left side of the housing 65, a through hole 65a is formed in the stage so that air flows from the dust collecting chamber 55 to the fan motor 53, and the first packing 89 is formed in the through hole 65a. The first accommodating portion 63d of the case 63 is supported through the filter, and the suction filter 91 filters the foreign material contained in the air sucked into the fan motor 53 on the left side of the through hole 65a. Is disposed, and the third housing portion 65b for accommodating and supporting the protrusion 63e of the case 63 is formed at the right side of the housing 65 via the second packing 93. On the right side of 67, a control unit 95 for controlling the vacuum cleaner is disposed.

In addition, a plurality of third outlets 65c are formed in the lower portion of the housing 65 so that the air passing through the circumferential flow path 73 flows out into the straight direction flow path 75, and the auxiliary housing 67 has the direct flow path. A plurality of fourth outlets 67a are formed so that the air passing through 75 flows out into the straight direction flow passage 77.

The operation and effects of the vacuum cleaner according to the present invention configured as described above will be described.

First, when the fan motor 53 is operated to generate an air suction input, only the foreign matter such as dust is collected in the dust collecting bag 83 in the dust collecting chamber 55, and the remaining air is once again by the suction filter 91. After dust or the like is caught, it flows into the fan portion 53b of the fan motor 53 through the through hole 65a of the housing 65 and the suction port 63c of the case 63, in turn, so that the first outlet of the motor portion 53a is introduced. It flows out of the motor part 53a via 53e.

The air flowing out of the motor portion 53a passes through the first flow passage 71 formed in the circumferential direction of the motor portion 53a and passes through the second outlet 63a formed in the upper portion of the case 63. After passing through the second passage (73) formed in the circumferential direction of the (3), passing through the third passage (75) through the plurality of third outlet (65c) formed in the housing 65, the plurality of formed in the auxiliary housing (67) The fourth outlet 77a formed in the left and right directions of the cleaning main body 51 through the fourth outlet 67a of the main body 51 and then into the atmosphere through the first exhaust port 51a and the second exhaust port 51b of the cleaning main body 51; Is released.

Accordingly, the air flowing out of the motor portion 53a passes through the circumferential flow paths 71 and 73 formed in the circumferential direction in the housing 65 and the straight flow paths 75 and 77 formed in the cleaning base 51. As the sound is absorbed by the long flow path and at the same time, the side walls of the case 63, the housing 65, the auxiliary housing 67, and the cleaning main body 51 are isolated to the outside of the vacuum cleaner in 1, 2, 3, and 4 lanes. Noise due to driving is effectively reduced.

In addition, the fan motor 53 is in linear contact with the case 63 by the first and second O-rings 85 and 87, and the case 63 is connected to the first and second packings 89 and 93 having a simple shape. By contacting the housing 65, the vibration transmitted from the man motor 53 to the cleaning main body 51 is effectively reduced, thereby improving the durability of the vacuum cleaner and reducing noise due to the vibration.

In addition, the power cord pull-out unit 59 is installed in the horizontal lower direction of the inner side of the cleaning main body 51 so that the power cord 57 of the power cord pull-out unit 59 is pulled out in the horizontal direction. Not only does the cord 57 prevent the movement of the vacuum cleaner, but also the power cord 57 is smoothly drawn in and out of the power cord drawing device 59, so that the movement of the vacuum cleaner is smooth.

Therefore, by using the present invention, the power cord inlet / outlet device disposed in the horizontal direction under the inner side of the cleaning main body facilitates the inlet and outlet of the power cord, as well as the long flow path formed on the outside of the fan motor as a simple structure. It is possible to effectively reduce the noise generated from the vacuum cleaner, and by reducing the vibration of the fan motor transmitted from the fan motor to the cleaning main body by a plurality of O-rings and a plurality of packings disposed on the outside of the fan motor, In addition to extending the life of the cleaner and at the same time reduce the noise, the structure is simple and easy to manufacture and assembly to reduce the manufacturing cost, there is an effect that can improve the productivity.

Claims (1)

In the vacuum cleaner which generates the suction force of air by the cleaning main body 51 and the fan motor 53 disposed in the cleaning main body 51, the cleaning is carried out. A case 63 in which a primary flow path 71 is formed so that the air flowing out of the fan motor 53 proceeds in the circumferential direction, and a second outlet 65a is formed and disposed outside the fan motor 53 is provided. Wow; A secondary flow path 73 is formed so as to support the case 63 and at the same time the air flowing out through the second outlet 63a of the case 63 proceeds in the circumferential direction, and a plurality of third outlets ( A housing (65c) formed and disposed outside the case (63); The first straight flow passage 75 is formed to support the housing 65 and the air flowing out through the third outlet 65c of the housing 65 proceeds in a straight direction, and a plurality of fourth outlets ( An auxiliary housing (67) formed at the lower side of the housing (65); A second straight flow passage 77 in the front and rear direction is formed at the lower portion of the auxiliary housing 67 and the cleaning main body 51, and vibrations generated from the fan motor 53 are formed at left and right sides of the fan motor 53. In order to reduce the noise, the fan motor 53 and the case 63, the first O-ring 85 and the second O-ring 87 are in contact with each other is characterized in that the dustproof soundproof of the fan motor 53 Vacuum cleaner.