KR102285281B1 - Air conditioner - Google Patents

Abstract

The present invention includes a fan for flowing air; a fan motor for rotating the fan; A fan motor mounter to which the fan motor is installed as a fastening member, and a chassis having a forming pattern for reducing vibration, wherein the fan motor mounter has a ring shape having a discontinuous section, and a fastening portion to which the fastening member is fastened in addition to the discontinuous section. At least one is formed, and the forming pattern includes a first forming pattern formed in a radial shape, and a second forming pattern formed in a round shape and intersecting the first forming pattern, wherein each of the first forming pattern and the second forming pattern is a second forming pattern. Ribs are respectively formed in the intersection region of the first forming pattern and the second forming pattern, and the first forming pattern in the radial shape and the second forming pattern in the round shape are combined while intersecting each other to more effectively reduce vibrations in various directions. There is this.

Description

air conditioner {Air conditioner}

The present invention relates to an air conditioner, and more particularly, to an air conditioner in which a fan motor is installed in a chassis.

In general, in order to create a more comfortable indoor environment for users, an air conditioner uses a refrigerant refrigeration cycle consisting of a compressor, a condenser, an expansion mechanism, and an evaporator to cool the room or purify the air using a purification unit that purifies the air. it is a device

The air conditioner may include a blowing fan for flowing air in the room, the blowing fan may include a fan for flowing air, and a fan motor for rotating the fan, and the blowing fan may be installed inside the air conditioner. can

The air conditioner can flow indoor air into the air conditioner as the fan rotates when the fan motor is driven. Thereafter, the air may be blown to the outside of the air conditioner by a fan.

In the air conditioner, the vibration of the fan motor can be transmitted to the air conditioner, and in order to reduce the vibration, the fan motor is mainly installed using a rubber material anti-vibration member.

KR 10-0249267 B1

The air conditioner according to the prior art has a problem in that eccentric vibration is generated due to deflection because the material of the anti-vibration rubber is soft when a vibration-proof rubber for absorbing vibration caused by the rotation of the fan motor is installed.

An object of the present invention is to provide an air conditioner in which vibration transmitted from a fan motor can be reduced without a vibration-proof rubber and the assembly process of the fan motor can be simplified.

The present invention includes a fan for flowing air; a fan motor for rotating the fan; a fan motor mounter to which the fan motor is installed as a fastening member; and a chassis having a forming pattern for reducing vibration; At least one fastening part is formed, the forming pattern includes a first forming pattern formed in a radial shape, and a second forming pattern formed in a round shape and intersecting the first forming pattern, wherein the first forming pattern and the first forming pattern are formed. In each of the two forming patterns, ribs are respectively formed in the intersection region of the first forming pattern and the second forming pattern.

The fan motor mounter may be formed to protrude forwardly from the chassis. The forming pattern may be formed around the fan motor mount unit.

An opening formed at a lower portion of the fan motor mounter may form the discontinuous section.

In each of the first forming pattern and the second forming pattern, forming portions and ribs may be alternately formed.

The first forming pattern may be formed in a radial shape around the fan motor mounter.

A plurality of the second forming patterns having different sizes may be formed to be spaced apart from each other.

The plurality of second forming patterns may include an inner second forming pattern and an outer second forming pattern having a size larger than that of the inner second forming pattern.

In the chassis, a non-forming part may be formed in a region between the inner second forming pattern and the outer second forming pattern that does not intersect the first forming pattern.

At least one of the width of the inner second forming pattern and the width of the outer second forming pattern may be different from the width of the non-forming part positioned between the inner second forming pattern and the outer second forming pattern.

The first forming pattern may include a plurality of linear forming patterns. Each of the plurality of linear forming patterns may have a constant width in a direction orthogonal to a length direction.

The chassis may include a rear plate and a frame formed on the rear plate and formed with at least one air outlet. The first forming pattern may include a plurality of linear forming patterns formed on the back plate. At least one of the plurality of linear forming patterns may have one end connected to the fan motor mounter and the other end connected to the frame.

The first forming pattern may include a plurality of first ribs elongated along the second forming pattern.

The second forming pattern may include a plurality of second ribs elongated along the first forming pattern.

Two of the first ribs and two of the second ribs may surround at least a portion of the crossing area.

Each of the first forming pattern and the second forming pattern may include a rib connecting the non-forming part around the intersection region of the first forming pattern and the second forming pattern.

An air conditioner according to the present invention includes: a fan for flowing air; a fan motor for rotating the fan; a chassis having a fan motor mounter on which the fan motor is installed, wherein the chassis has a first forming pattern formed in a radial shape around the fan motor mounter and a second forming that has a round shape and intersects the first forming pattern A pattern is formed.

In each of the first forming pattern and the second forming pattern, forming portions and ribs may be alternately formed.

The rib of the first forming pattern and the rib of the second forming pattern may be located at an intersection region of the first forming pattern and the second forming pattern.

The first forming pattern may be formed in a radial shape around the fan motor mounter.

A plurality of the second forming patterns having different sizes may be formed to be spaced apart from each other.

The plurality of second forming patterns may include an inner second forming pattern spaced apart from the fan motor mounter and an outer second forming pattern having a size larger than that of the inner second forming unit.

In the chassis, a non-forming part may be formed in a region between the inner second forming pattern and the outer second forming pattern that does not intersect the first forming pattern.

At least one of the width of the inner second forming pattern and the width of the outer second forming pattern may be different from the width of the non-forming part positioned between the inner second forming pattern and the outer second forming pattern.

The present invention has the advantage of being able to more efficiently reduce vibrations in various directions by combining the first radial-shaped first forming pattern and the round-shaped second forming pattern while crossing them.

In addition, since the discontinuous section of the motor mounter can limit vibrations from being amplified and resonated while circulating the motor mounter, there is an advantage in that the vibration of the chassis can be minimized.

In addition, since the width of the forming portion of the second forming pattern and the non-forming portion thereof are different from each other, there is an advantage in that resonance that may occur when the width is the same can be prevented.

In addition, there is an advantage that can prevent the vibration mode generated when the first forming pattern is disconnected without being connected to the frame.

In addition, since the rib of the first forming pattern and the rib of the second forming pattern can connect the non-forming part around the intersection area of the first forming pattern and the second forming pattern, the rigidity of the chassis can be increased as a whole, and it is more effective for vibration protection There is this.

1 is a longitudinal sectional view of a first embodiment of an air conditioner according to the present invention;
2 is a perspective view of a first embodiment of the air conditioner according to the present invention;
3 is an exploded view of the first embodiment of the air conditioner according to the present invention;
4 is an exploded perspective view when the fan motor of the first embodiment of the air conditioner according to the present invention is separated from the chassis;
Figure 5 is a front view of the chassis shown in Figure 4,
6 is an enlarged view of the fan motor mounter shown in FIG. 5;
7 is an enlarged front view of the forming part and ribs of the chassis shown in FIG. 5;
8 is a cross-sectional view taken along line AA shown in FIG. 5;
9 is a cross-sectional view taken along line BB shown in FIG. 5;
10 is a rear view showing the chassis of the second embodiment of the air conditioner according to the present invention.

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

1 is a longitudinal cross-sectional view of a first embodiment of an air conditioner according to the present invention, FIG. 2 is a perspective view of an air conditioner according to a first embodiment of the present invention, and FIG. 3 is an exploded view of the first embodiment of the air conditioner according to the present invention am.

The air conditioner of this embodiment includes a casing 10 having an air inlet 2 and an air outlet 4 formed therein, a blower fan 20 installed in the casing 10 , and an air conditioning unit 30 disposed inside the casing 10 . ) may be included. When the blower fan 20 is driven, indoor air may be sucked in through the air inlet 2 , be air-conditioned in the air conditioning unit 30 , and then discharged through the air outlet 4 .

The casing 10 may form the exterior of the air conditioner. Casing 10 may include chassis 12 . An air outlet 4 may be formed in the chassis 12 . The chassis 12 may be a discharge panel through which air conditioned by the air conditioning unit 30 is discharged. The casing 10 may include a suction panel 14 having an air inlet 2 formed therein.

The air conditioner may be configured as a wall-mounted air conditioner, a stand-type air conditioner, a ceiling-type air conditioner, or the like. Hereinafter, in the present embodiment, a wall-mounted air conditioner will be described as an example.

The chassis 12 may form the rear exterior of the air conditioner. The chassis 12 may have an overall shape of a plate shape or a box shape with one side open.

The suction panel 14 may be disposed in front of the chassis 12 . The suction panel 14 may be disposed to face the chassis 12 .

In the casing 10 , a space in which the blowing fan 20 and the air conditioning unit 30 are located may be formed between the chassis 12 and the suction panel 14 . The chassis 12 may be a discharge panel having an air discharge port 4 formed therein, and the suction panel 14 may be a front panel disposed in front of the chassis.

The chassis 12 may be a case portion that forms a part of the exterior of the air conditioner. The chassis 12 may be a rear case portion forming the rear exterior of the air conditioner. The chassis 12 may be installed on the wall of the room. The chassis 12 may be formed to have an open front. The chassis 12 may include a back plate 16 and a frame 17 formed on the back plate 16 . At least one air outlet 4 may be formed in the frame 17 . The rear plate 16 may be a rear case portion forming an exterior of the air conditioner, and the frame 17 may be a discharge panel portion through which air conditioned from the inside of the air conditioner is discharged.

The casing 10 may further include an inlet panel 18 for covering the air inlet 2 . The inlet panel 18 may be positioned in front of the front panel 14 , and may be moved forward or backward in the front-rear direction or rotated around one side. The air conditioner may further include an inlet panel driving mechanism for operating the inlet panel 34, wherein the inlet panel driving mechanism includes a motor installed in the suction panel 14, a pinion installed in the motor, and the pinion meshed with the inlet panel ( 18) connected to a rack 19 .

The blowing fan 20 includes a fan 22 for flowing air, and a fan motor 24 for rotating the fan 22 . The fan 22 may have a hub 23 connected to the rotation shaft 25 of the fan motor 24 in the center thereof. The fan 22 may include a plurality of blades formed on the hub 23 . The fan motor 24 may include a motor body in which the rotating shaft 25 protrudes, and a motor bracket 26 provided in the motor body. The motor bracket 26 may be configured separately from the motor body to be integrally coupled to the motor body, and may be provided to protrude integrally from the motor body. A plurality of motor brackets 26 may be provided in the motor body. The motor bracket 26 may be disposed to protrude from the outer periphery of the motor body.

The blowing fan 20 may be configured as an axial fan such as a propeller fan, or may be configured as a centrifugal fan such as a turbo fan or a sirocco fan. When the blower fan 20 is configured as a centrifugal fan, it may further include an orifice 28 for guiding air sucked into the fan 22 . In the blowing fan 20 , the rotation shaft 25 of the fan motor 24 may protrude forward.

The fan motor 24 may be installed in the casing 10 . The fan motor 24 may be installed on either the chassis 12 or the suction panel 14 . When the fan motor 24 is installed in the chassis 12 , the rotating shaft 25 may be installed to face forward. When the fan motor 24 is installed on the suction panel 14 , the rotating shaft 25 may be installed toward the rear. When the blowing fan 20 further includes an orifice 28 , the fan motor 24 may be installed in the orifice 28 . Meanwhile, the air conditioner may further include a chassis 12, a suction panel 14, an orifice 28 and a separate motor mounter (not shown), and the fan motor 24 includes the chassis 12 and the suction panel ( 14) and one of the orifices 28, or it is possible to be installed on the motor mounter. In the air conditioner, a fan motor 24 may be installed in one of the chassis 12, the suction panel 14, the orifice 28, and the motor mount, the chassis 12, the suction panel 14, Among the orifice 28 and the motor mounter, the fan motor 24 may be installed as a fan motor installation member.

In the air conditioner, a fan motor mounter 50 to be described later may be formed on the fan motor installation member, and forming patterns P1, P2, and P3 for reducing vibration transmitted from the fan motor mounter 50 are formed. can be The fan motor mounter 50 and the forming patterns P1, P2, and P3 may be integrally formed together on the fan motor installation member. The fan motor mounter 50 and the forming patterns P1, P2, and P3 may be formed to be connected to each other to the fan motor installation member.

In the air conditioner of this embodiment, the fan motor 24 is installed on the chassis 12 , and the chassis 12 may be a fan motor installation member on which the fan motor 24 is installed. The fan motor 24 may be fastened to the chassis 12 by a fastening member 27 such as a screw or a pin. The fastening member 27 , such as a screw or pin, may be directly fastened to the chassis 12 through a fastening hole formed in the motor bracket 26 . The motor bracket 26 may be in contact with the chassis 12 without a separate anti-vibration rubber, and the motor bracket 26 and the chassis 12 may be fastened with the fastening member 27 . The motor bracket 26 may directly contact the motor mounter 50 formed in the chassis 12 and be directly fastened to the motor mounter 50 .

The air conditioning unit 30 may change the temperature, humidity, or cleanliness of the air. The air conditioning unit 30 may include at least one of a heat exchange unit 31 for changing at least one of temperature and humidity of air and a purification unit 32 for purifying air. The heat exchange unit 31 has a refrigerant heat exchanger that exchanges heat with the refrigerant while the refrigerant passes, an electric heater that heats air by generating heat when current flows, and a heat dissipation unit and a heat absorbing unit. and at least one of the thermoelectric modules. The purification unit 32 may include at least one of a filter for filtering foreign substances while air passes, an electric dust collector for collecting foreign substances in the air in an electrostatic manner, and an ion generator for generating ions in the air.

4 is an exploded perspective view when the fan motor of the first embodiment of the air conditioner according to the present invention is separated from the chassis, FIG. 5 is a front view of the chassis shown in FIG. 4, and FIG. 6 is the fan motor shown in FIG. It is an enlarged view of the mounter, FIG. 7 is an enlarged front view of the forming part and ribs of the chassis shown in FIG. 5, FIG. 8 is a cross-sectional view taken along line AA shown in FIG. 5, and FIG. It is a cross section.

The chassis 12 may be formed with a fan motor mounter 50 on which the fan motor 24 is installed. The fan motor mounter 50 may be integrally formed to protrude from the chassis 12 . The fan motor 24 may be fastened to the fan motor mounter 50 with a fastening member 27 such as a screw or a pin. The fan motor 24 may be seated such that the motor bracket 26 is in direct contact with the fan motor mount unit 50 , and the fastening member 27 penetrates the fastening hole formed in the motor bracket 26 to the fan motor mounter unit. (50) may be fastened.

The fan motor mounter 50 may be formed to protrude forward from the chassis 12 .

The fan motor mounter 50 may have a ring shape having at least one discontinuous section I, as shown in FIG. 6 . The fan motor mounter 50 may have a ring shape in which an opening 51 is formed on one side. The fan motor mounter 50 may have a round shape in which an opening 51 is formed on one side, such as a 'C' shape. The opening 51 may form a discontinuous section I in which the fan motor mount unit 50 is not continuous and is cut off. The fan motor mounter 50 may be a continuous section C, and the continuous section C may be formed continuously other than the opening 51 .

The fan motor mount unit 50 may be coupled to a fan motor 24 in addition to the opening 51 . The fan motor mounter 50 may include at least one fastening part 52 to which the fastening member 27 is fastened. As shown in FIG. 6 , in the fan motor mount unit 50 , a fastening unit 52 may be formed in addition to the discontinuous section I. At least one fastening part 52 may be formed other than the discontinuous section I among the fan motor mounter parts 50 . At least one fastening portion 52 may be formed in the continuous section (C) other than the discontinuous section (I). When a plurality of fastening parts 52 are formed, the plurality of fastening parts 52 may be formed to be spaced apart from each other in the continuous section (C). The at least one fastening part 52 may include a fastening hole or a fastening groove to which the fastening member 27 is fastened. The fastening hole or fastening groove may be formed in the fan motor mounter unit 50 itself, and may be formed in a boss formed to protrude forward from the fan motor mounter unit 50 .

The opening 51 may be formed at a lower portion of an upper portion and a lower portion of the fan motor mount unit 50 . The fan motor mounter part 50 may be divided into upper and lower parts based on a horizontal line, and the fan motor mounter part 50 has an opening 51 formed in the lower part of the fan motor mounter part 50 in a discontinuous section (I). can form. The entire upper part of the fan motor mounter 50 may be a continuous section C, and may prevent foreign substances such as water from entering the fan motor accommodating space S1 to be described later.

The fan motor mounter 50 includes an inner mounter 54 formed in a direction protruding forward from the chassis 12, and an inner mounter 54 formed in a direction protruding forward from the chassis 12 and surrounding the inner mounter 54. It may include an outer mounter part 55 and a front mounter part 56 connecting the inner mounter part 54 and the outer mounter part 55 . The fan motor mounter 50 may further include a pair of opening forming portions 57A and 57B for forming the opening 51 .

The inner mounter 54 may be formed in a ring shape with one side open. The fan motor mounter 50 may have a fan motor accommodating space S1 in which at least a part of the fan motor 24 is inserted and accommodated inside the inner mounter 54 .

The outer mounter 55 may be formed in a ring shape with one side open. The outer mounter part 55 may be larger in size than the inner mounter part 54 and may be spaced apart from the inner mounter part 54 . In the fan motor mounter 50 , an empty space S2 may be formed between the inner mounter 54 and the outer mounter 55 . The empty space S2 may accommodate a portion of the fastening member 27 passing through the fastening part 52 .

The front mount unit 56 may be formed in a ring shape with one side open. The front mounter 56 may be formed in a plate shape connecting the front end of the inner mounter 54 and the front end of the outer mounter 55 . An inner periphery of the front mounter 56 may be connected to the inner mounter 54 , and an outer periphery of the front mounter 56 may be connected to the outer mounter 55 . The fastening part 52 may be formed in the front outer part 56 . A plurality of fastening parts 52 may be formed in the front outer part 56 at regular intervals.

The pair of opening forming portions 57A and 57B may be formed to face each other, and may be formed to be spaced apart from each other such that an opening 51 is formed therebetween. The pair of opening forming portions 57A and 57B may be formed to connect the inner mounter 54 and the outer mounter 55, respectively. One of the pair of opening forming portions 57A and 57B may be formed to connect one side of the inner mounter portion 54 and one side of the outer mounter portion 55 , and the other one may be formed by connecting one side of the inner mounter portion 54 . It may be formed to connect the other side of the outer mounter 55 and the other side. The opening 51 may be formed to communicate with the fan motor accommodating space S1. The fan motor mounter 50 may communicate with the periphery of the fan motor mounter 50 through a discontinuous section I in which the fan motor accommodating space S1 is formed by the opening 51 .

When the motor mounter 50 does not have a discontinuous section I, and the entirety has only a continuous section of a ring shape (or a circular shape), the vibration transmitted from the fan motor 24 is transmitted to the motor mounter section 50 . may be circulated while being transmitted in a clockwise or counterclockwise direction along the , and the vibration transmitted from the fan motor 24 may be amplified and resonated by the motor mounter 50 . However, when the discontinuous section I is formed in the motor mounter 50, the vibration transmitted from the fan motor 24 and then along the motor mounter 50 is cut off in the discontinuous section I, and the vibration Amplification and resonance while circulating along the motor mount unit 50 may be minimized.

The chassis 12 may be formed with a vibration-proof pattern that minimizes vibration transmitted from the fan motor 24, and the vibration-proof pattern is formed in which a part of the chassis 12 is protruded or recessed and formed into a specific shape as a whole. It may include patterns P1, P2, and P3. When the fan motor 24 is driven, the vibration generated by the fan motor 24 may be transmitted to the fan motor mounter 50 and then from the fan motor mounter 50 along the chassis 12 . The forming patterns P1 , P2 , and P3 may be formed around the fan motor mounter 50 to reduce vibration transmitted along the chassis 12 from the fan motor mounter 50 .

The chassis 12 may include a rear plate 16 and a frame 17 having an air outlet 4 formed therein, and the fan motor mounter 50 and the forming patterns P1, P2, and P3 are 16) can be formed together. The forming patterns P1 , P2 , and P3 may be formed around the fan motor mount unit 50 of the heavy plate 16 . The forming patterns P1 , P2 , and P3 may be formed between the fan motor mounter 50 and the frame 17 of the back plate 16 .

The forming patterns P1, P2, and P3 may include a plurality of forming portions recessed at different positions of the chassis 12 and ribs positioned between adjacent forming portions. In the forming patterns P1, P2, and P3, forming portions and ribs may be alternately formed. The forming part may be a recessed part recessed with a rib interposed therebetween. The forming patterns P1, P2, and P3 may be formed by a plurality of forming parts and a plurality of ribs. In the forming patterns P1, P2, and P3, it is possible that the number of forming parts and the number of ribs are the same, the number of forming parts is one more than the number of ribs, and the number of ribs is 1 than the number of forming parts. Dog more is possible.

It is also possible that the forming pattern consists of only a single radial forming part that does not include a rib, but in this case, since the vibration can be continuously transmitted along the single radial forming part, the vibration can be effectively reduced with only the single radial forming part itself. It is difficult.

On the other hand, when ribs are formed between a plurality of adjacent forming portions in the forming patterns P1, P2, and P3 and the forming portions and ribs are alternately formed, the ribs may block vibration transmitted to the forming portion. In addition, the ribs positioned between the adjacent forming parts may further reinforce the strength of the chassis 12 together with the adjacent forming parts.

The forming patterns P1, P2, and P3 are, as shown in FIG. 5 , a first forming pattern P1 formed in a radial shape, and a second forming pattern having a round shape and intersecting the first forming pattern P1. (P2)(P3).

The forming patterns P1 (P2) and P3 are not composed of the first forming pattern P1 alone, but are composed of a combination of the first forming pattern P1 and the second forming pattern P2 and P3, When the first forming pattern P1 and the second forming pattern P2 and P3 intersect, the vibration generated by the fan motor 24 can be more efficiently attenuated.

Each of the first forming pattern P1 and the second forming pattern P2 and P3 has a rib 71 ( 73) may be formed respectively. In the chassis 12, a non-forming part may be formed around the intersection region R of the first forming pattern P1 and the second forming pattern P2 and P3, and the first forming pattern P1 and P1 and Each of the second forming patterns P2 and P3 may include a rib connecting the non-forming part positioned around the intersection region R of the first forming pattern P1 and the second forming pattern P2 and P3. there is.

The first forming pattern P1 may be formed radially around the fan motor mount unit 50 . The first forming pattern P1 may include a plurality of linear forming patterns 61 , 62 , 63 , 64 , 65 , 66 , 67 , and 68 . The plurality of linear forming patterns 61 , 62 , 63 , 64 , 65 , 66 , 67 , and 68 may be elongated in different directions with respect to the fan motor mount unit 50 . The plurality of linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 may have the same length, and some lengths may be different from others. Of course, it is also possible that the respective lengths are all different from each other.

The plurality of linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 have a width L1 in a direction orthogonal to their respective longitudinal directions of the motor mounter 50 ) and it is possible to gradually increase in the direction away from it. Each of the plurality of linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 has a width L1 in a direction orthogonal to its longitudinal direction of the motor mounter 50. It can be constant regardless of the distance from The first forming pattern P1 has a plurality of linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 without overlapping each other and the width L1 of each of them is maximized. It is preferable that the wider the pattern, the plurality of linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 each have a constant width L1 in a direction orthogonal to its longitudinal direction. desirable.

In the first forming pattern P1 , forming portions 69 and 70 and ribs 71 may be alternately formed. The plurality of linear forming patterns 61 , 62 , 63 , 64 , 65 , 66 , 67 , and 68 each include a forming part 69 , 70 and a rib 71 together. The first forming pattern P1 of the forming portion 69, 70 and the rib 71 is a straight forming pattern 61, 62, 63, 64, 65, 66, 67. (68) may be alternately formed in each longitudinal direction. The ribs 71 of the first forming pattern P1 are adjacent forming portions 69 and 70 of the linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68. ), and may be formed to be elongated along the second forming patterns P2 and P3.

The linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 have a plurality of forming parts 69 and 70, respectively, in part of the second forming pattern P2. It may be composed of a forming unit 69 that does not intersect with (P3), and the remainder of each of the plurality of forming units 69 and 70 intersects with the second forming pattern P2 and P3. ) can be composed of Among the plurality of forming portions 69 and 70 of the first forming pattern P1, the forming portion 69 that does not intersect the second forming pattern P2 and P3 is a single forming portion of the first forming pattern P1 ( 69), the forming portion 70 intersecting the second forming pattern P2 and P3 among the plurality of forming portions 69 and 70 of the first forming pattern P1 is the first forming pattern P1. and the second forming pattern P2 and P3 may be a combined forming unit 70 . When there are a plurality of second forming patterns P2 and P3, the plurality of forming portions 69 and 70 of the first forming pattern P1 are linear forming patterns 61, 62, 63, 64, 65. ) (66), (67) and (68) in the longitudinal direction of each of the single forming portion 69, the rib 71, the combined forming portion 70, the rib 71, and the independent forming portion 69 and , the ribs 71, and the combined forming part 70 may be arranged in this order. The first forming pattern P1 may include the same number of combined forming units 70 as the number of the second forming patterns P2 and P3 .

As shown in FIG. 5, the plurality of forming parts 69 and 70 of the first forming pattern P1 are linear forming patterns 61, 62, 63, 64, 65, 66, 67. In the longitudinal direction of 68 , the width L2 of the single forming portion 69 and the width L3 of the combined forming portion 70 may be different. In the plurality of forming units 69 and 70 of the first forming pattern P1 , the length L2 of the single forming unit 69 may be longer than the length L3 of the combined forming unit 70 .

The second forming patterns P2 and P3 may be formed in a round shape around the fan motor mount unit 50 . A plurality of second forming patterns P2 and P3 having different sizes may be formed to be spaced apart from each other. The plurality of second forming patterns P2 and P3 may include an inner second forming pattern P2 and an outer second forming pattern P3 having a size larger than that of the inner second forming pattern P2. The inner second forming pattern P2 may be spaced apart from the fan motor mounter 50 . The outer second forming pattern P3 may be spaced apart from the inner forming pattern P2 .

Hereinafter, the common configuration of the inner second forming pattern P2 and the outer second forming pattern P3 will be described as the second forming pattern P2 and P3, and the inner second forming pattern P2 and the outer second forming pattern P2 will be described. When the two forming patterns P3 are separately described, the inner second forming patterns P2 and the outer second forming patterns P3 will be respectively described.

The second forming patterns P2 and P3 may be formed in a ring shape in which one side is not opened, and may be formed in a ring shape in which one side is opened, such as a 'C' shape.

In the second forming patterns P2 and P3 , forming portions 70 and 72 and ribs 73 may be alternately formed. The second forming patterns P2 and P3 may include the forming portions 70 and 72 and the ribs 73 together, and the forming portions 70 and 72 of the second forming patterns P2 and P3. ) and the ribs 73 may be alternately formed in a direction in which the second forming patterns P2 and P3 are continuous. The ribs 73 of the second forming patterns P2 and P3 may be located between the forming portions 70 and 72 adjacent to each other of the second forming patterns P2 and P3, and the first forming pattern P1 ) may be formed long along the

The second forming patterns P2 and P3 may include a forming unit 70 in which some of the plurality of forming units 70 and 72 intersect the first forming pattern P1, and a plurality of forming units ( The remainder of 70 and 72 may be formed of a forming part 72 that does not intersect the first forming pattern P1. Among the plurality of forming portions 70 and 72 of the second forming patterns P2 and P3, the forming portion 70 that intersects the first forming pattern P1 includes the first forming pattern P1 and the second forming pattern. (P2) (P3) may be a combined forming unit (70). Among the plurality of forming portions 70 and 72 of the second forming pattern P2 and P3, the forming portion 72 that does not intersect the first forming pattern P1 is formed of the second forming pattern P2 and P3. It may be a single forming unit 72 . The second forming pattern (P2) (P3) is the second forming pattern (P2) and (P3) in a continuous direction with the single forming portion 72 and the rib 73 and the combined forming portion 70 and the rib 73 and The single forming unit 72 may be arranged in order. The plurality of forming units 70 and 72 of the second forming patterns P2 and P3 are combined forming units 70 in the direction in which the second forming patterns P2 and P3 are continuous, as shown in FIG. 5 . The length L4 and the length L5 of the single forming part 72 may be different from each other. In the plurality of forming portions 70 and 72 of the second forming patterns P2 and P3 , the length L5 of the single forming portion 72 may be longer than the length L4 of the combined forming portion 70 .

The forming patterns P1, P2, and P3 have ribs 71 and 73 formed in the intersection region R of the first forming pattern P1 and the second forming pattern P2 and P3, respectively. Bar, the first forming pattern P1 may include a plurality of first ribs 71 elongated along the second forming patterns P2 and P3 in the crossing region R, and the second forming pattern P2 ) (P3) may include a plurality of second ribs 73 elongated along the first forming pattern P1 in the cross region R. In the chassis 12 , two of the first ribs 71 and two of the second ribs may surround at least a portion of the crossing region R. The pair of first ribs 71 may face each other, and the pair of second ribs 73 may face each other. The first rib 71 and the second rib 72 may be respectively formed at the boundary between the crossing region R and the non-crossing region around it.

In the chassis 12, a non-forming part 91 that is not depressed in a region that does not intersect the first forming pattern P1 among the regions between the inner second forming pattern P2 and the motor mounter 50 may be formed. there is.

In the chassis 12, the non-forming part 92 that is not depressed is formed in a region that does not intersect the first forming pattern P1 among the regions between the inner second forming pattern P2 and the outer second forming pattern P3. can 7, the width L6 of the inner second forming pattern P2 and the width L7 of the outer second forming pattern P3 are at least one non-forming part 92 positioned therebetween. may be different from the width L8 of . The width L6 of the inner second forming pattern P2 and the width L7 of the outer second forming pattern P3 are the same as the width L8 of the non-forming part 92 located therebetween. However, in this case, there is a risk of resonance due to the same width. Preferably, at least one of the width L6 of the inner second forming pattern P2 and the width L7 of the outer second forming pattern P3 is different from the width L8 of the non-forming part 92 . In the chassis 12 , it is preferable that the width L6 of the inner second forming pattern P2 and the width L7 of the outer second forming pattern P3 are different from the width L8 of the non-forming part 92 , respectively. .

In the chassis 12 , the non-forming part 93 may be formed around the outer periphery of the outer second forming pattern P3 . The non-forming part 93 may be located in a region where the first forming pattern P1 is not formed among the outer periphery of the outer second forming pattern P3 and may be formed not to be depressed.

The non-forming unit 91 between the inner second forming pattern P2 and the motor mounter 50 may be the first non-forming unit 91, and the inner second forming pattern P2 and the outer second forming unit 50 . The non-forming part 92 between the patterns P3 may be the second non-forming part 92 , and the non-forming part 93 around the outside of the outer second forming pattern P3 is the third non-forming part 93 . ) can be

The first non-forming unit 91, the second non-forming unit 92, and the third non-forming unit 93 may be separated from each other by a plurality of forming units of the forming patterns P1, P2, and P3, They may be connected by ribs 71 and 73 of the forming patterns P1, P2, and P3.

Some of the plurality of first ribs 71 of the first forming pattern P1 are formed by a pair of adjacent first non-forming portions 91 with the single forming portion 69 of the first forming pattern P1 interposed therebetween. can connect Another part of the plurality of first ribs 71 of the first forming pattern P1 is a pair of second non-forming portions 92 adjacent to each other with the single forming portion 69 of the first forming pattern P1 interposed therebetween. ) can be connected.

Some of the plurality of second ribs 73 of the second forming patterns P2 and P3 are adjacent to each other with the single forming portion 72 of the second forming patterns P2 and P3 interposed therebetween. 91) and the second non-forming unit 92 may be connected. Another part of the plurality of second ribs 72 of the second forming patterns P2 and P3 is a second forming unit adjacent to each other with the single forming unit 72 of the second forming pattern P2 and P3 interposed therebetween. The 92 and the third forming unit 93 may be connected.

The chassis 12 has a plurality of non-forming parts 91, 92, 93 having different positions, the first rib 71 of the first forming pattern P1 and the second rib 73 of the second forming pattern P2. ) can be maintained in a state connected to each other, the strength of the chassis 12 can be reinforced, it can be more effective against dust.

In the air conditioner of the present invention, when the fan motor 24 is driven, the vibration transmitted to the fan motor mounter 50 may be transferred to the periphery of the fan motor mounter 50 .

As shown in FIGS. 5 and 7 , the vibration transmitted from the fan motor mounter 50 to the first non-forming unit 91 is a first non-forming unit 91 and an inner second forming pattern P2. It can be delivered to the third forming unit 93 along the single forming unit 72 of the, the second non-forming unit 92, and the independent forming unit 72 of the outer second forming pattern P3, A bent structure between the first non-forming part 91 and the single forming part 72 of the inner second forming pattern P2, the single forming part 72 and the second non-forming part of the inner second forming pattern P2 The folded structure between the 92, the second non-forming part 92 and the single forming part 72 of the outer second forming pattern P3, the single forming of the outer second forming pattern P3 Vibration is reduced in each of the bent structures between the part 72 and the third non-forming part 93 , and the vibration finally transmitted to the third non-forming part 93 is minimized.

On the other hand, the vibration transmitted from the fan motor mounter 50 to the single forming unit 69 of the first forming pattern P1 is a single forming of the first forming pattern P1 as shown in FIGS. 5 and 8 . A portion 69, a rib 71, a first forming pattern P1 and a double forming portion 70 of the inner second forming pattern P2, a rib 71, and a first forming pattern P1 Delivered to the third non-forming unit 93 along the single forming unit 69, the rib 71, and the combined forming unit 70 of the first forming pattern P1 and the outer second forming pattern P3 In this case, vibration is reduced in each of the plurality of ribs 71 spaced apart from each other of the first forming pattern P1 , and the vibration finally transmitted to the third non-forming unit 93 is minimized.

On the other hand, the vibration transmitted along the second forming pattern (P2) (P3) is, as shown in FIG. , The first forming pattern (P1) and the second forming pattern (P2) (P3) combined forming portion 70, the rib 73, and the second forming pattern (P2) (P3) of the single forming portion 72 ), the rib 73, and the first forming pattern P1 and the second forming pattern P2 and P3 may be transferred along the combined forming portion 70, and the second forming pattern P2 (P3). ), vibration is reduced in each of the plurality of ribs 73 spaced apart from each other, and finally vibration transmitted along the second forming patterns P2 and P3 is minimized.

The vibration transmitted from the fan motor mounter 50 to the first non-forming unit 91 forms the second forming pattern P2 and P3 in the single forming unit 72 of the second forming pattern P2 and P3. Accordingly, the vibration may be crossed and canceled, and the vibration finally transmitted to the third non-forming unit 93 may be minimized.

The vibration transmitted from the fan motor mounter 50 to the single forming unit 69 of the first forming pattern P1 is mutually with the vibration transmitted along the second forming patterns P2 and P3 in the crossing region R. Vibration transmitted to the third non-forming unit 93 by being canceled may be minimized.

9 is a rear view showing the chassis of the second embodiment of the air conditioner according to the present invention.

The air conditioner of this embodiment includes a chassis 12 having a rear plate 16 and a frame 17 protruding from the rear plate 16 and having at least one air outlet 4 formed therein, and the first forming pattern P1 is It includes a plurality of linear forming patterns 61, 62, 63, 64, 65, 66, 67, and 68 formed on the back plate 16, and a plurality of linear forming patterns 61 and 62. At least one of (63) (64) (65) (66) (67, 68) has one end connected to the fan motor mounter 50, the other end connected to the frame 17, and a plurality of straight forming parts ( 61), 62, 63, 64, 65, 66, 67, and 68, other than the connection structure of at least one of and the frame 17, other configurations and actions are the same as those of the first embodiment of the present invention or Since they are similar, the same reference numerals are used, and detailed descriptions thereof are omitted.

In the air conditioner, when the first forming pattern P1 is not connected to the frame 17, a vibration mode may be generated at a portion where the first forming pattern P1 and the frame 17 are cut off. When P1) is continuous from the fan motor mounter 50 to the frame 17, it is possible to prevent the generation of a vibration mode according to the interruption of the first forming pattern P1.

On the other hand, the air conditioner is a rear panel in which the intake panel 14 on which the air intake port 2 is formed is disposed at the rear of the chassis 12, and the chassis 12 is located in front of the intake panel 14 and the air discharge port (2) It is also applicable to the case of a stand-type air conditioner, which is a front panel in which is formed, and the fan motor mounter 50 and the forming patterns P1, P2, and P3 are formed together on the front plate of the chassis 12 and the front plate of the frame. Of course it is also possible.

In addition, in the present invention, in the air conditioner, the chassis 12 is formed in a box shape with an open lower surface, and intake and discharge panels (not shown) each having an air intake 2 and an air discharge port 4 are formed of the chassis 12 . It is also applicable to the case of a ceiling-type air conditioner located on the lower side, and the fan motor mounter 50 and the forming patterns P1, P2, and P3 are formed together on the upper plate among the upper plate and the peripheral plate of the chassis 12 . Of course, it is also possible, of course, that various implementations are possible within the technical scope to which this invention belongs.

12: chassis 16: plate
17: frame 22: fan
24: fan motor 27: fastening member
50: fan motor mounter 51: opening
P1: first forming pattern P2, P3: second forming pattern
69: single forming unit 70: combined forming unit
71: rib 72: single forming unit
73: rib

Claims (22)

a fan for flowing air;
a fan motor for rotating the fan;
A fan motor mounter to which the fan motor is installed as a fastening member, and a chassis in which a forming pattern for reducing vibration is formed,
The fan motor mounter has a ring shape having a discontinuous section, and at least one fastening section to which the fastening member is fastened is formed in addition to the discontinuous section,
The forming pattern includes a first forming pattern formed in a radial shape, and a second forming pattern formed in a round shape and intersecting the first forming pattern,
In each of the first forming pattern and the second forming pattern, a rib is formed in an intersection region of the first forming pattern and the second forming pattern, respectively;
The second forming pattern is formed to be spaced apart from a plurality of different sizes,
The plurality of second forming patterns
an inner second forming pattern;
and an outer second forming pattern having a size larger than that of the inner second forming pattern,
The chassis is
a first non-forming part formed between the inner second forming pattern and the fan motor mounter;
a second non-forming part formed in a region between the inner second forming pattern and the outer second forming pattern that does not intersect the first forming pattern; and
and a third non-forming part formed around the outer periphery of the outer second forming pattern,
The ribs are disposed at the same height as the first non-forming part, the second non-forming part, and the third non-forming part,
The forming pattern is an air conditioner having a lower height than the first non-forming part, the second non-forming part, and the third non-forming part. The method of claim 1,
The fan motor mounter is formed to protrude forward from the chassis,
The forming pattern is an air conditioner formed around the fan motor mounter. The method of claim 1,
An opening formed at a lower portion of the fan motor mount unit forms the discontinuous section. The method of claim 1,
Each of the first forming pattern and the second forming pattern is an air conditioner in which a forming unit and a rib are alternately formed. The method of claim 1,
The first forming pattern is an air conditioner that is formed in a radial shape around the fan motor mounter. delete delete delete The method of claim 1,
At least one of a width of the inner second forming pattern and a width of the outer second forming pattern is different from a width of the second non-forming unit. The method of claim 1,
The first forming pattern includes a plurality of linear forming patterns,
Each of the plurality of linear forming patterns has a constant width in a direction perpendicular to a length direction of the air conditioner. The method of claim 1,
The chassis includes a rear plate and a frame formed on the rear plate and formed with at least one air outlet,
The first forming pattern includes a plurality of linear forming patterns formed on the back plate,
At least one of the plurality of linear forming patterns has one end connected to the fan motor mounter and the other end connected to the frame. The method of claim 1,
The first forming pattern includes a plurality of first ribs elongated along the second forming pattern,
The second forming pattern is an air conditioner including a plurality of second ribs elongated along the first forming pattern. 13. The method of claim 12,
The two of the first ribs and the two of the second ribs surround at least a part of the crossing area. The method of claim 1,
Each of the first forming pattern and the second forming pattern includes a rib connecting the first non-forming unit and the second non-forming unit around an intersection region of the first forming pattern and the second forming pattern.
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