JP2007040576A - Air conditioner - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an air conditioner improving design, and improving blower performance and wind direction performance by minimizing a gap between a blowout opening and a vertical flap. <P>SOLUTION: The air conditioner is provided with a blower 2, the blowout opening 9 provided with the vertical flap 7 vertically changing a wind direction, and a stabilizer 4 forming a ventilation passage from the blower 2 to the blowout opening 9. By curving a stabilizer 4 bottom face of a blowout opening 9 upper part such that it is recessed toward a vertical flap 7 side, it becomes a recessed shape preventing contact of the stabilizer 4 within a turning radius of the vertical flap 7, and a distance between the vertical flap 7 and the stabilizer 4 can be reduced, formation of a gap in the blowout opening 9 upper part can be prevented even during closing of the vertical flap 7, and the design, the blower performance, and wind direction performance can be improved. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an air conditioner including an upper and lower flap that changes the wind direction up and down.

  Conventionally, in this type of air conditioner, the bottom surface of the stabilizer that forms the ventilation path is indicated by a straight line (see, for example, Patent Document 1).

FIG. 4 shows a longitudinal sectional view of a main part of a conventional air conditioner described in Patent Document 1. As shown in FIG. As shown in FIG. 4, the air conditioner main body 1 includes a blower fan 2, a fan case 3, a stabilizer 4, a suction grill 5, a heat exchanger 6, an upper and lower flap 7, a rotating shaft 8, It is comprised from the blower outlet 9. FIG.
JP 2002-295889 A

  However, in the conventional configuration, the upper and lower flaps 7 of the air outlet 9 operate by rotating around the rotation shaft 8 as shown in the cross-sectional view of the main part showing a series of rotation operations of the upper and lower flaps in FIG. In order to change the wind direction up and down, it must be configured so that other structures do not hit the turning radius of the upper and lower flaps 7. That is, since the distance between the upper and lower flaps 7 and the stabilizer 4 must be sufficiently widened, there is a problem that even when the upper and lower flaps 7 are closed, a gap is formed in the upper portion of the air outlet 9 and the wind direction performance is not improved. .

  The present invention solves the above-mentioned conventional problems, and aims to provide an air conditioner that improves the design performance by minimizing the gap between the air outlet and the upper and lower flaps, and improves the blower performance and the wind direction performance. To do.

  In order to solve the above-mentioned conventional problems, the air conditioner of the present invention is such that the bottom surface of the stabilizer at the upper part of the outlet is curved so as to be concave toward the upper and lower flaps.

  As a result, it is shaped so that the stabilizer does not hit the turning radius of the upper and lower flaps, the distance between the upper and lower flaps and the stabilizer can be reduced, and even when the upper and lower flaps are closed, there is no gap at the top of the outlet. Can be.

  In the air conditioner of the present invention, the distance L1 from the end of the upper and lower flaps on the upper side of the outlet to the pivot axis of the upper and lower flaps is at least 2/7 or more of the distance L2 between both ends of the upper and lower flaps. The distance L3 from the opening end on the side to the rotation axis is at least 2/7 or more of the distance L4 between the opening both ends of the air outlet.

  Thereby, the position of the rotation axis of the upper and lower flaps is close to the center of the outlet, the size of the upper and lower flaps can be increased, the air direction can be easily changed, and the blower performance and the air direction performance can be improved.

  Further, the size of the upper and lower flaps and the blowout port can be made approximately the same, and even when the upper and lower flaps are closed, it is possible to prevent a gap from being formed in the upper part of the blowout port, so that the design can be improved.

  The air conditioner of the present invention can provide an air conditioner with improved blower performance and wind direction performance while improving design.

  1st invention is equipped with the ventilation fan, the blower outlet provided with the up-and-down flap which changes a wind direction up and down, and the stabilizer which forms the ventilation path from a blower fan to a blower outlet, By adopting a configuration that is curved so as to be concave on the flap side, it can be recessed so that the stabilizer does not hit the turning radius of the upper and lower flaps, and the distance between the upper and lower flaps and the stabilizer can be reduced. Even when closed, it is possible to prevent a gap from being formed in the upper part of the air outlet and to improve the design.

  In the second invention, in particular, the position of the rotating shaft of the upper and lower flaps of the first invention is set such that the distance L1 from the end of the upper and lower flaps on the upper side of the outlet to the rotating shaft is the distance L2 between both ends of the upper and lower flaps. When the distance L3 from the opening end on the upper side of the air outlet to the rotating shaft is at least 2/7 or more of the distance L4 between the opening both ends of the air outlet, The position of the rotating shaft is close to the center of the air outlet, the size of the upper and lower flaps can be increased, the air direction can be easily changed, the blower performance and the air direction performance can be improved, and the sizes of the upper and lower flaps and the air outlet are almost the same. It is possible to make the same level, and even when the upper and lower flaps are closed, it is possible to prevent a gap from being formed in the upper part of the outlet, so that the design can be improved.

  The third invention can provide a thin air conditioner, in particular, by setting the depth of the air conditioner of the first or second invention to at least 2/3 of the height of the air conditioner, It can respond to various requests of users.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 is a longitudinal sectional view of a main part of an air conditioner according to a first embodiment of the present invention.

  In FIG. 1, an air conditioner main body 1, a blower fan 2, a fan case 3, a stabilizer 4, a suction grill 5, a heat exchanger 6, an upper and lower flap 7, a rotating shaft 8, and an outlet 9. The air passage is constituted by the above. The air is sucked from the suction grill 5 by the blower fan 2, is heat-exchanged by the heat exchanger 6, passes through the blower passage formed by the fan case 2 and the stabilizer 3, and the air direction is adjusted by the upper and lower flaps 7 from the blowout port 9. The air is blown into the room.

  About the air conditioner comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  The upper and lower flaps 7 of the air outlet 9 operate by rotating around the rotation shaft 8 to change and adjust the wind direction up and down. Therefore, the upper and lower flaps 7 are prevented so that the stabilizer 4 does not hit the rotation radius of the upper and lower flaps 7. A recess 10 having a shape along the rotation trajectory is provided in the stabilizer 4.

  As a result, the distance between the upper and lower flaps 7 and the stabilizer 4 can be shortened, and even when the upper and lower flaps 7 are closed, no gap can be formed in the upper part of the air outlet 9, thereby improving the design. it can.

2A is a cross-sectional view of the upper and lower flaps of the air conditioner according to the first embodiment of the present invention, FIG. 2B is a vertical cross-sectional view of the main part of the air outlet, and FIG. 3 is the rotational axis position of the upper and lower flaps. (A) shows at least 2/7 or more of L1 / L2 and L3 / L4 is at least 2/7, (b) shows L1 / L2 And the case where L3 / L4 is less than 2/7 is shown.

  3 (a) and 3 (b), the distance from the end of the upper and lower flaps 7 on the upper side of the outlet 9 to the rotating shaft 8 is L1, the distance between both ends of the upper and lower flaps 7 is L2, and the opening on the upper side of the outlet When the distance from the end to the rotating shaft is L3 and the distance between both ends of the opening of the air outlet is L4, the rotating shaft 8 of the upper and lower flaps 7 is set so that L1 / L2 and L3 / L4 are at least 2/7 or more. By determining the position of the upper and lower flaps 7, the position of the rotary shaft 8 of the upper and lower flaps 7 is close to the center of the outlet, the size of the upper and lower flaps 7 can be increased, the direction of wind can be easily changed, and the blower performance and wind direction performance can be improved.

  Further, the size of the upper and lower flaps and the blowout port can be made approximately the same, and even when the upper and lower flaps are closed, it is possible to prevent a gap from being formed in the upper part of the blowout port, so that the design can be improved.

  Furthermore, since the size of the upper and lower flaps 7 can be increased, the blower performance is improved, so that the heat exchanged air can be blown farther. Therefore, even if the fan case 2 has a shallow angle and is nearly vertical. The wind direction performance does not deteriorate, and the depth Lb of the air conditioner body 1 can be reduced to 2/3 or less of the air conditioner height La.

  As described above, in the present embodiment, the bottom surface of the stabilizer at the top of the outlet is curved so as to be concave toward the upper and lower flaps, so that the stabilizer is recessed so that it does not hit the turning radius of the upper and lower flaps. The distance between the upper and lower flaps and the stabilizer can be shortened, and even when the upper and lower flaps are closed, there can be no gap at the top of the air outlet, improving the design and improving the fan performance and wind direction performance. it can.

  Further, in the present embodiment, the distance L1 from the upper and lower flaps on the upper side of the outlet to the pivot axis of the upper and lower flaps is at least 2/7 of the distance L2 between the both ends of the upper and lower flaps and the opening on the upper side of the outlet Since the distance L3 from the end to the rotating shaft is at least 2/7 or more of the distance L4 between both ends of the opening of the air outlet, the upper and lower flaps are positioned closer to the center of the air outlet, so that the upper and lower flaps The size can be increased, the wind direction can be easily changed, and the blower performance and wind direction performance can be improved.

  Further, the size of the upper and lower flaps and the blowout port can be made approximately the same, and even when the upper and lower flaps are closed, it is possible to prevent a gap from being formed in the upper part of the blowout port, so that the design can be improved.

  Furthermore, by making the depth of the air conditioner of the present embodiment at least 2/3 or less of the height of the air conditioner, a thin air conditioner can be provided, and various user needs can be answered. it can.

  As described above, since the air conditioner according to the present invention can improve the blower performance and the wind direction performance while improving the design, the blower, the dehumidifier, the fan heater, and the like having the ventilation path and the upper and lower flaps can be used. It can be applied to other uses.

1 is a longitudinal sectional view of a main part of an air conditioner according to Embodiment 1 of the present invention. (A) Upper and lower flap cross-sectional view of the air conditioner according to Embodiment 1 of the present invention (b) Main portion vertical cross-sectional view of the air outlet (B) L1 / L2 and L3 / L / L2 and L3 / L2 are L1 / L2 and L3 / L4 in the first embodiment of the present invention. Main part longitudinal cross-sectional view of the blower outlet when L4 is less than 2/7 Longitudinal sectional view of main parts of a conventional air conditioner Cross-sectional view of main parts showing a series of pivoting operations of the upper and lower flaps of a conventional air conditioner

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Air conditioner body 2 Blower fan 3 Fan case 4 Stabilizer 5 Suction grill 6 Heat exchanger 7 Vertical flap 8 Rotating shaft 9 Air outlet 10 Recess

Claims (2)

A blower fan, an air outlet provided with an upper and lower flap that changes the wind direction up and down, and a stabilizer that forms a ventilation path from the air blower fan to the air outlet, and the stabilizer bottom surface of the upper part of the air outlet has the upper and lower flaps The position of the rotation axis of the upper and lower flaps that are curved so as to be concave toward the side and change the wind direction up and down by rotation is the distance L1 from the end of the upper and lower flaps on the upper side of the outlet to the rotation axis. The distance between the both ends of the upper and lower flaps L2 is at least 2/7 or more, and the position of the pivot shaft of the upper and lower flaps is the distance L3 from the opening end on the upper side of the blower outlet to the pivot axis. It is at least 2/7 or more of the distance L4 between both ends of the opening of the air conditioner. The air conditioner according to claim 1, wherein the depth of the air conditioner is at least 2/3 or less of the height of the air conditioner.

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