KR200181707Y1 - single body-type air conditioner - Google Patents

Abstract

The present invention improves the motor fastening structure of the air conditioner, thereby minimizing the noise generated when the motor vibrates due to the deflection of the motor due to the load and the unbalance of the load, and the leakage of cold air into the gap of the motor shaft during operation. By properly cooling the air conditioner is to increase the cooling performance and efficiency of the air conditioner.

To this end, the present invention is a partition wall of the motor mount (5) having a gap holding jaw (4) for maintaining a constant distance between the partition wall 3 is installed between the indoor fan (1) and the motor (2) 3) It is installed in the outdoor side of the rear side, and the flow path opened to the upper and left and right sides between the partition 3 and the motor mount 5 is formed, and the motor 2 for cooling the condenser 6 is formed. It is an integrated air conditioner that can minimize the flow resistance of the air flowing into the side.

Description

Single body-type air conditioner

The present invention relates to an integrated air conditioner, and more particularly, to improve the motor fastening structure of the air conditioner so as to improve device reliability and cooling performance of the air conditioner.

In general, the air conditioner is one of the devices that provide a comfortable environment for humans, starting with a simple function of providing cool or warm air, various functions such as air purification are being added these days.

In the case where the air conditioner is installed in the apparatus, such an air conditioner may first electrically connect the motor mount 5a and the mount support 23 as shown in FIGS. 1 and 2. After joining by welding or firstly fastening using a fastening member, the motor 2 is first fastened to the combined structure.

Subsequently, the structure to which the motor 2 is fastened is fixed to the partition 3, and then the partition 3 is fastened to a fixing position of the bottom plate 7 installed below the partition 3 by a fastening member such as a screw. It is fixed.

Meanwhile, FIG. 3 and FIG. 4 show a structure in which the motor 2 is directly fixed to the partition 3 by a screw as another embodiment of the conventional motor fastening method.

At this time, an anti-vibration rubber 24 is inserted between the partition 3 of the penetrating portion and the motor 2 to damp the vibration of the motor 2 to some extent.

On the other hand, Figure 5 is another embodiment showing a conventional method of fastening the motor 2, the motor mount (5a) for supporting the motor 2 is fixed on the bottom plate (7) and the motor 2 on it In the structure, the sponge 25 is inserted into the gap between the partition 3 at the portion where the motor shaft 19 passes and the motor mount 5a to eliminate the gap.

However, such a conventional fastening structure of the motor 2 has a problem in that resonance due to an unbalance of the motor 2 is directly transmitted to the partition 3 to cause noise or a decrease in the life of the air conditioner.

That is, in the structure as shown in FIGS. 3 and 4, the deflection of the motor shaft 19 occurs due to the load of the motor 2, whereby the center lines of the indoor fan 1 and the outdoor fan 26 do not coincide. .

As a result, the center of gravity of the indoor fan 1 and the outdoor fan 26 do not coincide with each other so that the bearing side wear on the front and rear of the motor 2 may occur, resulting in a decrease in the life of the bearing or noise.

On the other hand, in the fastening structure of the motor 2 as shown in FIG. 5, the vibration of the motor 2 can be almost blocked so as not to be transmitted to the partition wall 3, but the flatness of the bottom plate 7 where the motor mount 5a is placed is flat. Due to unevenness in the figure and the portion where the motor 2 is placed, the central axis before and after the motor 2 is deformed, which causes the same problems as described above.

The present invention is to solve the above problems, by improving the motor fastening structure, so that the deflection and unbalance of the motor does not occur, so that the vibration of the motor is not transmitted to the partition wall and noise accompanying the motor vibration during operation It is an object of the present invention to provide a motor fastening device for an integrated air conditioner that minimizes cold air leakage to the motor shaft gap and increases the efficiency of the air conditioner by appropriately cooling the motor.

1 is an exploded perspective view showing the structure of a conventional integrated air conditioner

2 is a perspective view of the motor mount and mount support of FIG.

Figure 3 is a perspective view showing another embodiment of the conventional motor fastening device

4 is a cross-sectional view taken along the line I-I of FIG.

Figure 5 is a side view showing another embodiment of the conventional motor fastening device

Figure 6 is an exploded perspective view showing the structure of an integrated air conditioner according to the present invention

7 is a perspective view showing a first embodiment of the motor mount of FIG.

FIG. 8 is a perspective view illustrating a motor mount of FIG. 7 and a motor mounted thereto mounted on a partition wall; FIG.

FIG. 9 is a longitudinal sectional view showing the II-II line of FIG. 8; FIG.

10 is a perspective view of a portion A of FIG.

11 is a perspective view showing a motor housing of the present invention

12 is a perspective view showing a second embodiment of the motor mount according to the present invention

FIG. 13 is a perspective view illustrating a motor mount of FIG. 12 and a motor coupled thereto mounted on a partition wall;

14 is a perspective view showing a third embodiment of the motor mount according to the present invention

15 is a perspective view illustrating a motor mount of FIG. 14 and a motor coupled thereto mounted on a partition wall;

16 is a longitudinal sectional view showing an embodiment according to another installation method of the dustproof member of FIG.

Explanation of symbols for the main parts of the drawings

1: indoor fan 2: motor

3: bulkhead 4: gap holding jaw

4a: horizontal plane 4b: vertical plane

5: Motor mount 6: Condenser

7: Bottom plate 8: Semi-circular round part

9: recessed part 10: motor shaft through hole

11: Burr 12: Bracket

13: Dustproof member 14: heat radiating hole

15: Motor housing 16: Boss

17: insertion hole 18: flange

19: motor shaft 20: through

21: bending surface 22: fastening member

In order to achieve the above object, the present invention is to install a motor mount having an interval holding jaw for maintaining a constant distance between the partition wall installed between the indoor fan and the motor on the outdoor side behind the partition wall, and the partition wall and It is an integrated air conditioner that forms an upper flow path between the motor mount and the left and right sides so as to minimize flow path resistance of the air flowing into the motor for cooling the condenser.

Hereinafter, each embodiment of the present invention will be described in detail with reference to FIGS. 6 to 16.

Figure 6 is an exploded perspective view showing the structure of the integrated air conditioner according to the present invention, Figure 7 is a perspective view showing a first embodiment of the motor mount of Figure 6, Figure 8 is a motor mount and a motor mounted thereon of Figure 7 It is a perspective view which shows the state attached to the temporary partition.

In addition, Figure 9 is a longitudinal cross-sectional view showing a line II-II of Figure 8, Figure 10 is a perspective view showing part A of Figure 8, Figure 11 is a perspective view showing a motor housing of the present invention, the present invention is an indoor fan (1) ) And a motor mount (5) having a gap holding jaw (4) for maintaining a constant gap between the partition wall (3) provided between the motor and the motor (2) on the outdoor side behind the partition wall (3), By forming a flow path that is open to the upper and left and right sides between the partition 3 and the motor mount 5, the flow path resistance received by the air flowing into the motor 2 for cooling the condenser 6 is minimized. Configured to do so.

At this time, the motor mount 5 is fastened to the partition 3 and the bottom plate 7 below the partition 3, respectively, and is configured to have strength to withstand the load of the motor 2.

Accordingly, in the present invention, the mount support 23, which has been conventionally separated, is formed to be integrated without being separated from the motor mount 5.

In addition, as described above, in order to maintain the gap between the partition wall 3 and the motor mount 5, the mounting surface of the motor housing 15 of the partition wall 3 and the motor mount 5 is disposed at both sides of the upper end of the motor mount 5. The gap holding jaw 4 for maintaining the gap with the is formed to form a "b" shape.

In addition, a semi-circular round part 8 is formed at the center of the upper end of the motor mount 5 to reduce flow path resistance received by the air introduced to cool the condenser 6.

On the other hand, the predetermined area inside the partition 3 has a shape concaved toward the indoor fan 1 provided on the opposite side of the motor 2 compared to the outer surface of the partition 3 and is larger than the outer diameter of the motor 2. A recess 9 having a diameter is formed so that a part of the front end of the motor 2 is located in the recess 9 of the partition 3.

In addition, burring portions 11 are formed at edges of the motor shaft through-holes 20 and 10 of the partition 3 to protrude in opposite directions to the recessed direction to minimize leakage of cold air from the interior side. .

In addition, a part of the partition wall 3 is cut and bent at a mounting portion of the gap holding jaw 4 of the partition 3 such that the gap holding jaw 4 of the motor mount 5 is fastened to the partition 3. The bracket 12 is formed to be in contact with the horizontal surface 4a of the gap holding jaw 4.

At this time, the vertical surface 4b extending from the front end of the horizontal surface 4a of the gap holding jaw 4 is configured to close the area opened by the bracket 12 of the partition 3.

In addition, the vibration of the motor 2 between the bracket 12 and the spacing holding jaw of the partition 3, the partition wall through the bracket 12 of the partition wall 3 coupled to the spacing holding jaw (4). The dustproof member 13, such as rubber, which absorbs and attenuates the vibration of the motor 2 so as not to be transmitted to (3), is provided.

At this time, the vibration isolator 13 is formed to form a "b" shape in response to the shape of the gap holding jaw (4) having a horizontal surface (4a) and a vertical surface (4b).

On the other hand, the front end of the motor (2), the heat dissipation hole 14 for dissipating heat generated during operation of the air conditioner without being affected by the condensed water scattered over a portion or the entire surface of the front surface of the motor (2) It is formed in plural with a predetermined size.

In the center of the front end portion of the motor 2, when the motor housing 15 and the motor mount 5 are assembled, the outer side of the indoor side cold air is surrounded by the outer side of the burring portion 11 of the partition 3. A boss 16 for preventing leakage is formed in the axial direction.

The operation of the present invention configured as described above is as follows.

When the air conditioner according to the present invention is fastened to the motor 2, first, the motor mount 5 is fastened to the bottom plate 7 and the partition wall 3 using fastening members such as screws.

Thereafter, the flange portion 18 formed at the edge of the motor housing 15 is used while the motor 2 is inserted into the insertion hole 17 formed in the center of the motor housing 15 mounting surface of the motor mount 5. The motor housing 15 to the motor mount 5 with a screw.

Accordingly, the motor 2 is fastened so that the front end portion is located in the recessed recessed portion 9 formed in the partition fan 3 in the direction of the indoor fan 1, and the motor shaft 19 is attached to the front end of the motor 2. The boss 16 formed in a wrapping form surrounds the burring portion 11 formed to face the motor 2 in the passage hole of the motor shaft 19 of the partition 3 to block leakage of cold air from the interior side. .

At this time, unlike the conventional motor mount 5, in order to minimize the flow path resistance of the air flowing in, unlike the conventional motor mount 5, except for the parts necessary to withstand the load of the motor 2 to the upper and left and right side removed It is a state.

In addition, since the semi-circular round portion 8 is formed at the center of the upper end of the motor mount 5, it is possible to reduce the flow path resistance received by the air flowing in to cool the condenser 6.

In addition, since the gap holding jaws 4 having a “b” shape are formed at both sides of the upper end of the motor mount 5, the distance between the partition 3 and the motor mount 5 may be maintained constant.

In addition, a horizontal surface 4a of the gap holding jaw 4 is mounted on the gap holding jaw 4 of the partition 3 so that the gap holding jaw 4 of the motor mount 5 is fastened to the partition 3. The bracket 12 to be in contact with the cutout is formed, and at this time, the vertical surface 4b extending from the front end of the horizontal surface 4a of the gap holding jaw 4 is opened by the bracket 12 of the partition 3. Closed area is closed.

Also, between the bracket 12 and the gap holding jaw 4 of the partition 3, a dustproof member 13, such as dustproof rubber, is installed, so that the vibration of the motor 2 is coupled to the gap holding jaw 4. The vibration of the motor 2 is absorbed and attenuated so as not to be transmitted to the partition 3 through the bracket 12.

At this time, the anti-vibration rubber is preferably formed so as to form a "b" shape in response to the shape of the space holding jaw 4 having the horizontal surface 4a and the vertical surface 4b.

On the other hand, when assembling as described above, the partial region inside the partition 3 has a concave shape toward the indoor fan 1 installed on the opposite side of the motor 2 compared to the outer surface of the partition 3 and the motor 2 Since it is larger than the outer diameter of), a part of the front end of the motor 2 is located in the concave part 9 of the partition 3.

In addition, a burring portion 11 (burring) protruding in a direction opposite to the recessed direction is formed at the edge of the motor shaft through hole 20 and 10 positioned at the center of the recessed portion 9 of the partition 3. Cold air leakage from the indoor side is minimized.

On the other hand, as described above, since a part of the front end of the motor 2 is located in the recess 9 of the partition 3, the motor 2 is not affected by the condensed water scattered, so that the motor 2 A plurality of heat dissipation holes 14 can be formed in a predetermined size over a portion or the entire area of the front end surface, thereby effectively dissipating heat generated during operation of the air conditioner through the heat dissipation holes 14.

In addition, since the boss 16 extends in the axial direction at the center of the front end of the motor 2, as the assembly of the motor housing 15 and the motor mount 5 is completed, the boss 16 is partitioned ( By enclosing the outer portion of the burring portion 11 of 3), the phenomenon of the indoor side air leakage to the outside side is effectively reduced.

On the other hand, Figure 12 is a perspective view showing a second embodiment of the motor mount according to the present invention, Figure 13 is a perspective view showing a state in which the motor mount and the motor coupled to it is mounted on the partition wall, the first embodiment described above While the configuration and the rest of the example are the same, at least one through-hole 20 is provided below the mounting surface of the motor housing 15 of the motor mount 5 to reduce flow path resistance of the air flowing in for cooling the condenser 6. It is formed and comprised above.

In this case, as the area of the mounting surface of the motor housing 15 of the motor mount 5 decreases, the flow path area of the inflow air for cooling the condenser 6 is relatively increased, so that the flow path resistance received is Will be reduced.

On the other hand, Figure 14 is a perspective view showing a third embodiment of the motor mount according to the present invention, Figure 15 is a perspective view showing a state in which the motor mount and the motor coupled to it is mounted on the partition wall, the first embodiment described above While the configuration and the rest of the example are the same, a bending surface 21 for dispersing the vertical load of the motor 2 mounted on the motor mount 5 is formed at the lower end of the motor mount 5 so that It is configured to increase the strength for.

At this time, the bending surface 21 of the lower end of the motor mount 5 is formed in a direction away from the partition wall 3, the mounting surface and the bending surface of the motor housing 15 of the upper portion relative to the bending point (21) The through hole 20 for reducing the flow path resistance received by the air introduced to cool the heat of the condenser 6 is formed respectively.

On the other hand, Figure 16 is a longitudinal cross-sectional view showing an embodiment according to another installation method of the anti-vibration member of Figure 9, when the anti-vibration rubber is installed between the bracket 12 and the gap holding jaw (4) of the partition 3, the bracket A portion of the anti-vibration rubber is installed on the lower surface of the head of the fastening member 22 penetrating the 12 and the interval maintaining jaw (4).

This is to prevent the vibration of the motor 2 from being transmitted to the bracket 12 of the partition 3 through the fastening member 22 such as a screw.

The effect of the present invention is to reduce the static pressure loss by improving the structure of the motor mount (5) to minimize the flow path loss of air flowing from the outside to heat the condenser (6), the vibration of the motor (2) 3) It is possible to solve the problems such as noise generated by not being transmitted directly to the structure.

That is, the gap holding jaw 4 is formed to keep the gap between the motor mount 5 and the partition 3 constant, and the motor 2 centerline is always kept constant so that the gap is built in the motor 2. By making the bearing wear uniform, it is possible to suppress the occurrence of vibration of the motor 2 and the deterioration of its life.

Then, a part of the front end of the motor 2 enters into the recessed part 9 formed in the partition 3 so that condensed water is prevented from flowing into the motor 2 due to scattering of condensed water during operation, thereby preventing the motor ( It becomes possible to form a heat radiating hole 14 on the front end surface of the motor 2 which can generate heat of 2) and improve the cooling efficiency of the air conditioner.

As described above, the present invention minimizes noise generated during vibration of the motor 2 due to deflection of the motor 2 due to the load and unbalance of the load, and leakage of cold air into the gap of the motor shaft 19 during operation. By appropriately cooling the motor 2, the efficiency and device reliability of the air conditioner can be increased.

Claims (7)

In the integrated air conditioner, A partition wall installed between the indoor fan and the motor, A gap maintaining jaw that is fixed to the partition wall so as to maintain a constant distance from the partition wall and has both ends formed in a “??” shape, the center portion of which is cut to form an open flow path; And a motor mount in which the partition walls and the flow paths opened to the left and right sides are formed. The method of claim 1, In the center of the upper end of the motor mount, an integrated air conditioner, characterized in that the semi-circular round portion is formed to reduce the flow resistance received by the air flowing in to cool the condenser. The method of claim 1, Some areas of the partition wall have a concave shape toward an indoor fan installed on the opposite side of the motor compared to the outer surface of the partition wall, and at the edge of the motor shaft through-hole located in the center of the concave portion of the partition wall to minimize leakage of cold air from the room side. Integral air conditioner characterized in that the burring portion protruding in the opposite direction to the concave direction is formed. The method of claim 1, And a bracket is formed at the gap holding jaw mounting portion of the partition wall so as to be fastened to the partition wall, the bracket being in contact with the horizontal surface of the gap holding jaw as the partition wall is cut and bent. The method of claim 4, wherein And a vertical plane is extended from the horizontal end of the gap holding jaw so that cold air from the indoor side is not leaked to the outdoor side, and the vertical plane is cut when the bracket of the partition wall is formed to close the opened area. The method of claim 1, Between the bracket of the partition and the gap holding jaw is characterized in that the vibration damping member, such as anti-vibration rubber to absorb and attenuate the vibration of the motor so that the vibration of the motor is not transmitted to the partition through the gap holding jaw and the bracket coupled thereto. Integrated air conditioner. The method of claim 1, At least one through-hole is formed in the lower portion of the motor housing mounting surface of the motor mount to reduce the flow path resistance received by the air flowing for cooling the condenser is formed.