JPH1030844A - Air conditioner and louver equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air conditioner having high reliability wherein noise is reduced by suppressing whistling sound due to a fan guard or chattering sound and preventing invasion of, for example, a small article into its interior even if the article falls into an air outlet by receiving it by a fan guard. SOLUTION: The air conditioner comprises a unit body 1 having a heat exchanger and a blower 5 disposed therein and an air outlet 7 provided at its upper part, a horizontal louver 6 provided in the outlet to alter a wind direction of a vertical direction of diffusing wind and a longitudinal louver 19 disposed at a windward side of the horizontal louver to alter a wind direction of a lateral direction of the wind, and a fan guard 25 arranged near a windward side of the horizontal louver.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner having an outlet and an improvement of a louver device provided at the outlet.

[0002]

2. Description of the Related Art An indoor unit of an air conditioner is not only a so-called wall-mounted type which is mounted on an upper part of a wall of a room to be air-conditioned, but also an indoor unit which is mounted on a lower part of a wall near a floor or arranged on a floor. There is also an indoor unit of the type described.

[0003] These indoor units of the lower wall-mounted type and the floor-arranged type are in a range where a person in a room to be air-conditioned, a so-called resident, may touch. That is, a suction port for sucking the heat exchange air and an outlet for blowing the heat exchange air open to the room.

[0004] The suction port is covered with a grill and has a filter fitted therein, and is substantially closed. On the other hand, the outlet is provided with a louver device for setting the wind direction of the heat exchange air, but is almost completely open.

[0005] Then, due to the positional condition of the indoor unit, an outlet is provided at least at the upper part of the unit main body, and there is a risk that a finger may be erroneously inserted into this unit or an accessory may be dropped.

Therefore, it is essential to install a fan guard at the outlet of this type of indoor unit. On the other hand, at the time of cooling operation, while the outlet and its peripheral portion are cooled by the cool air blown out from the outlet, the warm air in the room to be air-conditioned comes into contact with the outlet,
Here, condensation occurs and dew (drain water) is formed.

Conventionally, in order to prevent dew from being formed on the outlet and its peripheral portion, a structure that does not cause dew has been adopted, such as attaching a heat insulating material to a portion where dew occurs. Also,
The louver device provided at the outlet includes a horizontal louver for setting a vertical wind direction and a vertical louver for setting a horizontal wind direction. The horizontal louver and the vertical louver are classified into a type configured separately and arranged, and a type integrated with a combination of the horizontal louver and the vertical louver.

[0008] In the louver devices having separate structures, a drive mechanism is connected to each louver, and the louvers are driven to rotate in a predetermined direction. However, since it is a separate arrangement, it takes up space, and mounting on the unit body is troublesome. On the other hand, an integrated louver device requires less installation space and can be easily mounted on the unit body.

[0009]

In an indoor unit to which a fan guard is attached, the fan guard is disposed in front of the outlet, but the fan guard itself is cooled by cold air during cooling, and dew may occur. was there.

Therefore, the fan guard is easy to install and
In consideration of dew on the fan guard during cooling, the fan guard is located at the back of the fan near the blower.However, as the fan guard is closer to the blower, wind noise is more likely to occur and the fan guard The vibrations themselves generate fine vibrations, which tend to cause chattering, which results in noise.

In addition, even if a small object such as a small screw that has entered through the outlet is caught by the fan guard,
Because it is in the back near the blower, your finger does not reach and it is left alone. Therefore, it causes vibration noise.

[0012] In addition, the attachment of the heat insulating material to the outlet and the peripheral portion thereof requires the sticking operation, and the procurement and management of the heat insulating material is required, which adversely affects the cost. In addition, it is not possible to prevent intrusion of dew dripping from the outlet into the air passage.

Further, in the configuration in which the louver device in which the horizontal louver and the vertical louver are integrated is provided at the outlet, only the horizontal louver is connected to the drive mechanism and rotates, and the vertical louver is connected to the drive mechanism. Not connected.
That is, since the vertical louver is set manually, it is troublesome and troublesome.

The present invention has been made in view of the above circumstances, and it is an object of the first invention to suppress the generation of wind noise and chatter caused by a fan guard provided at an air outlet. The aim is to provide a highly reliable air conditioner that, even if small items are dropped into the outlet, receives it with a fan guard to prevent intrusion into the interior and allows easy removal. .

An object of the second invention is to provide a structure in which even if dew generated in the outlet and its peripheral portion falls into the inside from the outlet, the structure can be received immediately after dropping. It is an object of the present invention to provide a highly reliable air conditioner that does not wet the components of the air conditioner.

A third object is to connect a driving mechanism to a vertical louver in a louver body in which a horizontal louver and a vertical louver provided in an outlet are integrated.
It is an object of the present invention to provide a louver device capable of automatically setting the wind direction in the left-right direction and obtaining comfortable air conditioning.

[0017]

Means for Solving the Problems In order to satisfy the object of the first invention, the air conditioner of the present invention is characterized in that a heat exchanger and a blower are disposed inside and an outlet is provided at an upper part. An air conditioner body provided with a horizontal louver provided at the outlet and changing the vertical wind direction of the blowout wind, and a vertical louver located on the windward side of the horizontal louver and changing the horizontal wind direction of the blown wind A louver and a fan guard disposed near the windward side of the horizontal louver are provided.

According to a second aspect of the present invention, the fan guard according to the first aspect is formed in an arc shape corresponding to a rotation locus of a windward end of the horizontal louver. A third aspect of the present invention is characterized in that the fan guard according to the first and second aspects is made of a wire, and is disposed so as to pass through a hole provided in the vertical louver.

[0019] Claim 4 is Claim 1 to Claim 3.
The above-described fan guard is provided at a position within a range where a finger inserted from the outlet can reach. In order to satisfy the object of the second invention, the air conditioner of the present invention, as claim 5, has an air conditioner main body having a heat exchanger and a blower arranged therein and having an outlet at an upper part thereof, An air passage provided in the air conditioner main body and formed between the blower and the outlet, and provided in a middle portion of the air passage, and falls into the air conditioner main body from a peripheral portion of the outlet. A drain groove for collecting drain water.

According to a sixth aspect of the present invention, the air passage communicating with the outlet according to the fifth aspect is formed so as to be obliquely inclined, and the drain groove portion is formed in the air passage from an inclined upper side of the outlet. It is set at a position for collecting drain water that falls and flows along the air passage.

According to a seventh aspect of the present invention, the outlet is provided with a horizontal louver for changing a vertical direction of the blown air. The horizontal louver rotates in the drain groove portion. It is set at a position for collecting drain water that falls from the end into the air passage and flows along the air passage.

In order to satisfy the object of the third invention, a louver device according to the present invention is characterized in that a horizontal louver rotatably supported by an outlet and changing a vertical wind direction of a blown wind is provided as claim 8. , Rotatably supported by this horizontal louver,
A vertical louver for changing the wind direction in the left-right direction of the blown wind, a guide portion provided on the vertical louver, having a center at the same position as the rotation center of the horizontal louver, and formed in an arc shape, and engaged with the guide portion. A vertical louver drive mechanism for rotating the vertical louver left and right in an unrelated state with respect to the vertical louver's vertical rotational displacement.

According to a ninth aspect, the vertical louvers according to the eighth aspect are provided with a plurality of them at predetermined intervals, all the vertical louvers are rotatably connected to a connecting rod, and the vertical louvers are provided. Only the vertical louver on the drive mechanism side is provided with the above-mentioned guide portion on which the vertical louver drive mechanism is engaged.

According to a tenth aspect, the vertical louver drive mechanism according to the eighth aspect includes a drive rod that directly engages with the guide portion, and the drive rod is disposed at the same position as the rotation axis of the horizontal louver. It is characterized by the following.

According to the first aspect of the present invention, the fan guard is disposed at a position farther from the blower by providing the means for solving the above-mentioned problems, thereby improving the blower characteristics.

According to the second aspect of the present invention, the fan guard is arranged at a position farther from the blower, thereby improving the blower characteristics. According to the third aspect of the present invention, the fan guard made of a wire is passed through the hole of the vertical louver to support the intermediate portion of the fan guard, thereby preventing the fan guard from sagging.

According to the fourth aspect of the present invention, the small object that has fallen into the outlet can be hooked on the fan guard to prevent further intrusion into the inside and can be easily taken out. Claim 5
According to the invention, even if dew is formed on the air outlet and the air passage around the outlet, the dew can be collected by the drain groove and prevented from entering the inside.

According to the sixth aspect of the present invention, the drain water falling into the air passage from the outlet and its peripheral portion can be reliably collected in the drain groove. According to the seventh aspect of the present invention, even if the horizontal louver is set up vertically, the drain water falling from the horizontal louver into the air passage can be reliably collected in the drain groove.

According to the invention of claim 8, the horizontal louver and the vertical louver are integrated to reduce the mounting space,
The vertical louver can be automatically rotated. According to the ninth aspect of the present invention, only one vertical louver on the drive mechanism side is required for the vertical louver provided with the guide portion, and the guide portion does not impair the wind direction function as the original function of the vertical louver. According to the tenth aspect of the present invention, since the driving mechanism is driven only in the left-right direction, the driving is not affected by the rotation of the horizontal louver, and the driving can be performed smoothly.

[0030]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 show an air conditioner according to a first invention. The indoor unit S of the air conditioner is
Here, it is attached and fixed near the bottom of the wall surface of the room to be air-conditioned R.

The unit body 1, which is the air conditioner body,
It comprises a front panel 2 and a rear plate 3. Front panel 2
A suction grille 4 in which a suction port 5 is formed is arranged to be freely openable and closable at a central portion on the front side of the device.

Further, an upper outlet 7 whose opening is set by a horizontal louver 6 and a vertical louver 19, which will be described later, is opened in the upper front part of the front panel 2. A lower outlet 9 is opened in the lower part of the front surface of the front panel 2, and a louver device 20 that integrates a horizontal louver and a vertical louver is provided.

The unit body 1 facing the suction port 5
The heat exchanger 10 is arranged therein. This heat exchanger 10
An intermediate heat exchanger section 21 which projects to the leeward side of the suction port 5 and is arranged via a space between the suction port and the upper heat exchanger section 22 and a lower heat exchanger which are arranged in parallel with the suction port 5. And an exchange unit 23.

While the intermediate heat exchanger section 21 is divided into upper and lower sections, the upper heat exchanger section 22 and the divided upper intermediate heat exchanger section 21a are connected to each other. The first heat exchanger A alone is configured. Further, the divided lower intermediate heat exchanger section 21b and the lower heat exchanger section 23 are connected to each other to form a second heat exchanger unit B having a "<" shape.

The first heat exchanger unit A and the second heat exchanger unit B are connected to each other on both left and right sides via connecting plates (not shown). In this state, each of the heat exchangers A and B is aligned at the same position where the ends of the divided intermediate heat exchanger portions 21a and 21b are spaced apart from each other by a predetermined distance and one side surface (the right side surface in the figure) faces each other. Can be

The longitudinal dimension of the first heat exchanger A is larger than the longitudinal dimension of the second heat exchanger B. Therefore, on the other side surface (the left side surface in the figure) of each of the heat exchangers A and B, the first heat exchanger A
A space is formed at the lower side of the second heat exchanger B alone.

On the other hand, the guide plate 11 mounted on the upper portion of the rear plate 3 and the curved portion 3a of the rear plate form an upper air passage 12 communicating from the inlet 5 to the upper outlet 7.
Also, a drain receiving and guiding plate 1 attached to the lower portion of the rear plate 3
3 and the curved portion 3b of the rear plate form a lower air passage 14 communicating from the inlet 5 to the lower outlet 9.

Guide plate 11 serving as a base end of upper air passage 12
The upper blower 15 is arranged at a position close to the lower end and the rear side of the heat exchanger 10. In addition, lower ventilation path 1
The lower blower 16 is arranged at a position close to the upper end of the drain receiving / guide plate 13 serving as the base end of the heat exchanger 4 and the rear side of the heat exchanger 10.

The lower end 11a of the guide plate 11 close to the upper blower 15 is integrally bent in a direction perpendicular to the longitudinal direction, and forms a nose of the upper air passage 12. The lower end 13a of the drain receiver / guide plate 13 near the lower blower 16 is also bent integrally in a direction orthogonal to the longitudinal direction, and forms a nose of the lower blower passage 14.

Each of the blowers 15 and 16 has a fan motor 2
8 and a cross flow fan 29 whose one end shaft is connected to the rotating shaft of the fan motor 28 and whose other end shaft is supported by a bearing (not shown). The cross flow fans 29 of the blowers 15 and 16 are respectively opposed heat exchangers A and B.
And has the same axial length as the longitudinal dimension of, and each side end is correctly opposed.

An upper fan motor receiving portion 30 is provided on the upper right side of the rear plate 3, and the fan motor 28 of the upper blower 15 is mounted and fixed. A bearing attachment part 31 is provided on the left side at the same height, and a bearing constituting the upper blower 15 is attached and fixed.

A lower fan motor receiving portion 32 is provided on the lower side and on the left side, and the fan motor 28 of the lower blower 16 is attached and fixed. Further, a bearing attachment 33 is provided on the right side at the same height, and a bearing constituting the lower blower 16 is attached and fixed.

Therefore, the fan motor 28 of the upper blower 15 and the fan motor 28 of the lower blower 16 are mounted at right and left opposite positions. This is because, by mounting the fan motor 28 of the same specification at the left and right opposite positions, the air sucked from the same suction port 5 can be blown out in the symmetrical direction of the upper and lower air passages 12 and 14. Can be unified.

An upper drain pan 34 is interposed between the first and second heat exchangers A and B integrated as described above, and receives drain water dropped from the first heat exchanger A to collect water. It has become. Drain water dropped from the second heat exchanger unit B is received by the drain receiving / guide plate 13 arranged below the second heat exchanger unit B.

Next, the horizontal louver 6 and the vertical louver 19 provided in the upper outlet 7 will be described with reference to FIG. First, the horizontal louver 6 will be described. Support shafts 6a projecting from both left and right sides of the guide plate 11 constitute an upper air passage 12 via support bearings 17.
Supported by The horizontal louver 6 is bent along the upper shape of the front panel 2, and the upper outlet 7 can be completely closed depending on the turning position.

As shown in FIG. 2 only, a driving motor 18 is connected to one end of the support shaft 6a, so that the horizontal louver 6 is driven to rotate up and down together with the support shaft 6a. The rotation range is from a position where the horizontal louver completely closes the upper suction port to a position where the horizontal louver stands almost vertically. Therefore, the horizontal louver 6 can change and adjust the vertical direction of the wind blown from the upper outlet 7 in accordance with the rotation position.

A plurality of the vertical louvers 19 are provided at a predetermined distance from each other in the left and right direction (width direction) of the upper suction port 7 on the windward side of the horizontal louver 6 in the upper air passage 12. In each of the vertical louvers 19, the edge on the horizontal louver 6 side is formed in a substantially arc shape along the rotation locus of the horizontal louver.

Each of the vertical louvers 19 has a guide plate 1 whose upper and lower ends constitute the upper air passage 12 via a pin portion a.
1 and the rear plate 3 so as to be rotatable in the left-right direction.
Here, mutual vertical louvers 1 are connected via a connecting rod (not shown).
9 is connected.

Therefore, all the connected vertical louvers are rotated and urged in the same direction only by the rotation operation on one vertical louver 19, and the wind direction of the wind blown from the upper outlet 12 in the left-right direction. Can be changed and adjusted.

In order to supply the rotational driving force to the vertical louvers 19, a manual configuration operated by a resident or an automatic configuration separately provided with a drive motor may be used. May be connected to the above-described drive motor 18 via a drive force transmission mechanism.

Each longitudinal louver 19 is provided with a plurality of long holes 24 at predetermined intervals in the longitudinal direction. These long holes 24
Is formed long along the blowing direction of the upper blowing path 12,
In addition, the mutual ends have the same interval as the edge of the vertical louver 19 on the horizontal louver 6 side. Therefore, the long hole 24 is formed in a substantially arc shape along the rotation locus of the horizontal louver.

A fan guard 25 made of a wire is inserted into each long hole 24. To be more specific, the fan guard 25 made of a wire penetrates the plurality of vertical louvers 19. Since all the connected vertical louvers 19 are rotationally urged in the same direction, the relative positions of the fan guards 25 in the long holes 24 are always the same.

The both ends of the fan guard 25 are attached and fixed to the side walls of the guide plate 11 and the rear plate curved portion 3 a constituting the upper air passage 12. The vertical louver 19
There is no hindrance to turning the camera in the left-right direction.

On the other hand, a fan guard 2 made of a wire rod
The middle portion of the fan guard 5 is supported by the vertical louver 19, which is the peripheral portion of the long hole 24, so that the fan guard middle portion is prevented from hanging down.

The fan guard 25 is provided at a position where the fingertip can be easily contacted in a state where the horizontal louver 6 can be opened and a finger can be inserted. That is, even if a small object such as a screw falls into the upper outlet 7, the small object is caught by the fan guard 25 to prevent further intrusion and can be easily taken out with a fingertip.

With the refrigeration cycle operation, the fan motors 28 of the upper and lower blowers 15 and 16 are driven simultaneously and in the same direction, and the suction grill 4 and the suction port 5 at the center of the front panel 2 allow the air-conditioned room to be opened. Air is sucked into the unit body 1.

Then, the first heat exchanger unit A composed of the upper heat exchanger section 22 and the upper intermediate heat exchanger section 21a is conducted with the upper drain pan 34 as a boundary, and exchanges heat with the refrigerant guided there. . At the same time, the second heat exchanger unit B composed of the lower intermediate heat exchanger unit 21b and the lower heat exchanger unit 23 is conducted, and exchanges heat with the refrigerant guided there.

The heat exchange air guided along the upper air passage 12 is blown out from the upper outlet 7 with the vertical louver 19 setting the horizontal wind direction and the horizontal louver 6 setting the vertical wind direction. You.

The heat exchange air guided along the lower air passage 14 is blown out from the lower outlet 9 at the lower outlet 9 and in the vicinity of the lower outlet 9 with the louver device 20 setting the vertical and horizontal directions. . Thus, the air-conditioned room R is conditioned by the heat exchange air blown out from the upper and lower outlets 7 and 9.

In the structure of the present invention, a vertical louver 19 for changing the horizontal direction of the blown wind is provided on the windward side of the horizontal louver 6 for changing the vertical direction of the wind blown from the upper outlet 7. The fan guard 25 is disposed near the windward side of the horizontal louver. Actually, the fan guard 25 penetrates the vertical louver 19 located on the windward side of the horizontal louver 6.

By arranging the fan guard 25 in the upper air passage 12 at a position farther from the upper blower 15 as described above, it is possible to prevent the fan guard 25 from being dewed, and to prevent the wind noise and chatter caused by the fan guard 25. Vibration can be suppressed, and the air blowing characteristics can be improved.

A long hole 24 of the vertical louver 19 is provided corresponding to the rotation locus of the windward end of the horizontal louver 6, and a fan guard 25 inserted into this long hole is similarly rotated by the horizontal louver. It is formed in an arc shape corresponding to the moving trajectory. Therefore, the fan guard 25 is arranged at a position farther from the upper blower 12 in the upper and lower portions of the upper blower passage 12, and the blower characteristics of the blower are improved.

Since the fan guard 25 is made of a wire and penetrates the elongated hole 24 of the vertical louver 19, the vertical louver supports an intermediate portion of the fan guard with both ends of the fan guard fixed. The fan guard 25 is prevented from sagging.

The small object that has fallen into the upper outlet 7 is immediately caught by the fan guard 25 and is prevented from further entering the inside. And since the fan guard 25 is provided in the position where the finger inserted from the upper outlet 7 can reach, it is possible to easily take out the small articles caught,
No vibration noise is generated due to small objects that are caught.

FIG. 5 is convenient for explaining the air conditioner of the second invention. A drain groove 26 is provided in the guide plate 11 that forms the lower surface of the upper air passage 12 that communicates with the upper outlet 7. That is, the upper suction port 7 has an elongated shape along the left-right direction, and the drain groove 26 is provided along the longitudinal direction. The drain groove 26 is formed by recessing a middle portion of the guide plate 11 in a V-shaped cross section, and communicates with the upper drain pan 34 via a drain pipe (not shown).

The upper air passage 12 communicating with the upper outlet 7 is formed to be obliquely inclined.
a protrudes so as to look into the upper air passage 12, a so-called "
The drain groove 26 is formed by a vertical line La extending downward from the inclined upper side 7a of the outlet 7.
The position is set on the back side, which is the back side of the upper air passage 12.

The drain groove 26 is located on the inner side of the vertical line Lb drawn downward from the end position of the horizontal louver 6 on the side of the upper air passage 12 closest to the upper air passage 12. Set to position.

That is, when the horizontal louver 6 is made substantially horizontal with the rotation support shaft 6a as a fulcrum, the position of the drain groove 26 is set on the back side, which is deeper than the lower end of the horizontal louver 6.

Drain water dripping into the upper air passage 12 from the upper outlet 7, particularly the inclined upper side 7 a, wets the receiving plate 11 constituting the lower surface side of the air passage and flows along the slope.

However, a drain groove 26 is provided in the flow direction of the drain water, and all the drain water flowing along the upper air passage 12 is collected here, and is located inside the unit main body 1 more than the drain groove 26. Do not invade.

On the other hand, when the horizontal louver 6 is in a substantially vertical standing state as shown in the drawing, a part of the horizontal louver is located in the upper outlet 7 and the remaining portion is located in the upper outlet 7 from the upper outlet. Protrude.

In such a state, since the horizontal louver 6 is located at the boundary between the cool air and the warm air, dew may occur.
Naturally, the drain water generated here flows along the slope and drops from the lower end into the upper air passage 12.

The drain water wets the receiving plate 11 constituting the lower surface side of the upper air passage 12 and flows along this inclination. However, it is possible that all the water is collected in the drain groove 26 and enters the inside of the unit body 1. Absent.

FIGS. 6 and 7 are convenient for explaining the louver device of the third invention. In the figure, reference numeral 30 denotes a horizontal louver, and reference numeral 40 denotes a vertical louver. The horizontal louver 30 and the vertical louver 40 are provided integrally, and the first
As described with reference to FIG. 3 of the invention, the louver device 20 is provided at the lower outlet 9, but there is no problem even if the louver device 20 is provided at the upper outlet 7.

The horizontal louver 30 is composed of a plurality of blades 31 which are parallel at predetermined intervals in the vertical direction, and end plates 32 which connect both ends of these blades. Has a box shape with open front and rear surfaces.

A pivot pin 33 is provided on the end plate 32 so as to project laterally, and is pivotally supported by the unit body. Also in this case, the horizontal louver 30 is manually or automatically rotated.

The above-mentioned vertical louver 40 is a driving vertical louver having a configuration described later only for the vertical louver 41 on one end plate 32 side.
All the remaining vertical louvers 42 are driven vertical louvers having the same shape.

The upper edge of each of the vertical louvers 41 and 42 is connected to the uppermost blade 31 constituting the horizontal louver 30 by the pivot pin 4.
3 and a lower edge is pivotally supported by the lowermost blade 31 via a pivot pin 44. Each of the vertical louvers 41 and 42 is rotatable with respect to the horizontal louver 30.

The upper and lower portions of each of the vertical louvers 41 and 42 are formed so as to protrude so as to interpose the two blades 31 at the intermediate stage of the horizontal louver 30. In particular, only the protruding lower part of the drive vertical louver 41,
A knob b having a length protruding from the front edge of the horizontal louver 40 and allowing a resident to easily rotate from the outside;
It has become.

The inner edge connecting these projecting upper and lower portions is
The intermediate stage blade 31 is bent in an arc shape with respect to the edge. The arcuate bending center O coincides with the position of the axis Lc of the pivot pin 33 provided on the horizontal louver 30.

In particular, the outer edge of the drive vertical louver 41 is formed in an arc shape whose bending center O coincides with the position of the axis Lc of the horizontal louver pivot support pin 33. A guide section 45 having a circular cross section is provided along the outer edge of the louver 41, and a guide slot 46 bent along the guide section is provided. In both the guide portion 45 and the guide elongated hole 46, the bending center O position coincides with the axis of the pivot pin 33 of the horizontal louver end plate 32.

The guide section 4 of such a driving vertical louver 41
5, a vertical louver drive mechanism 50 is connected. The vertical louver drive mechanism 50 includes a drive rod 51 whose one end is engaged with the guide portion 45, and a forward / reverse rotatable drive motor 53 connected to the other end of the drive rod via a lever 52. You.

To be more specific, one end of the driving rod 51 is formed in a ring shape and slidably engages the guide portion 45, and a part of the driving rod 51 is inserted into the guide slot 46. When the drive motor 53 rotates the lever 52 in a predetermined direction, the drive rod 51 moves in that direction. No matter which direction the drive motor 53 rotates, the drive rod 51 moves forward or backward along the longitudinal direction. A driving rod guide 54 that regulates the vertical displacement of the driving rod 51 is engaged with a middle part of the driving rod 51.

The driving vertical louvers 41 and the driven vertical louvers 42 are connected to a connecting rod 56 via a pivot pin 55 provided at a lower edge protruding from the horizontal louver 30.
That is, when the drive vertical louvers 41 rotate in the left and right direction, all the driven vertical louvers 42 connected via the connecting rod 56 are simultaneously rotated and displaced in the same direction.

When the blowing direction is changed by rotating the horizontal louver 30 in the vertical direction, the vertical louver 40 provided integrally with the horizontal louver 30 also inclines in the same direction. At this time, with respect to the drive rod 51 of the vertical louver drive mechanism 50,
The drive vertical louver 41 engaged with the drive rod freely rotates.

More specifically, the position of the bending center O of the guide portion 45 and the guide long hole 46 provided on the drive vertical louver 41 coincides with the position of the pivot pin 33 which is the center of rotation of the horizontal louver 30. , The guide portion and the guide hole slide freely with respect to the engagement portion of the drive rod 51, and the horizontal louver 30
There is no hindrance to the rotational displacement of.

Even if the drive motor 53 of the vertical louver drive mechanism 50 is driven during the rotation of the horizontal louver 30 to rotate the vertical louver 40 in the set direction, the drive rod 51
The driving vertical louver 41 is freely rotated and driven by the relationship between the driving vertical louver 41 and the guide portion 45 and the guide elongated hole 46.

The rotation of the drive vertical louver 41 is controlled by the connection rod 5
6 and is transmitted to another driven vertical louver 42, all the vertical louvers 40 are simultaneously rotated in the same direction, and the wind direction in the left-right direction is changed.

As described above, in the present invention, the horizontal louver 30
The guide portion 45 is provided by setting the vertical louver 41 on one end plate 32 side as a drive vertical louver, and all other vertical louvers 42 do not require a guide portion. The guide portion 45 is formed in a circular cross section and hinders the original function of distributing the blown wind to the left and right. However, since the guide portion 45 is provided only in the vertical louver 41 on one side, the influence on the original function is exerted. Almost no.

The driving vertical louver 41 is located closer to the electric motor 53 than the other vertical louvers 42, and has a knob b protruding from the front end of the horizontal louver 30. Can be easily rotated.

A driving vertical louver 41A as shown in FIG. 8 may be used. The inner edge is curved in an arc shape, and the arc-shaped bending center O is consistent with the position of the axis Lc of the pivot pin 33 provided in the horizontal louver 30.

A guide section 45A having a circular cross section is provided along the inner edge of the drive vertical louver 41. Therefore, the bending center O position of the guide portion 45A also coincides with the pivot Lc axis Lc.

The guide portion 45A of the driving vertical louver 41A.
One end of a drive rod 51A constituting the vertical louver drive mechanism 50A is engaged with the drive lever 51A. Here, the end of the driving rod 51A is F
It is formed in a character shape, is inserted from the inside of the vertical louver 41A, and engages with the guide portion 45A.

In such a configuration, when the vertical louver 41A tilts as the horizontal louver rotates about the pivot pin axis Lc as a fulcrum, the vertical louver 41A
1A can be freely displaced.

When the drive rod 51A rotates the vertical louver 41A in the left-right direction, the drive rod 51A moves along the axis Lc of the pivot pin, so that the horizontal louvers rotate at the same timing. Whatever happens, there is no hindrance. Furthermore, since the end of the drive rod 51A that engages with the guide section 45 having a circular cross section can be formed in an F shape, the configuration can be simplified more than the ring-shaped end described above.

As shown in FIG. 9, the drive rod 51B is provided with a notch d at a part of the end portion engaging with the guide portion 45 so that the engagement with the guide portion 45 is not hindered.
Assembling each other becomes easy.

[0097]

As described above, according to the first aspect of the present invention, a horizontal louver for changing the vertical wind direction is provided at the upper outlet, and the horizontal wind direction is changed on the windward side of the horizontal louver. Since the vertical louver is provided and the fan guard is arranged near the windward side of the horizontal louver, the fan guard, which is likely to cause wind noise and chatter, will be located farther from the blower, and the fan characteristics of the blower This has the effect of improving the performance and preventing dew on the fan guard.

According to the second aspect of the present invention, since the fan guard is formed in an arc shape corresponding to the rotation locus of the windward end of the horizontal louver, the fan guards at the upper and lower portions of the air passage can be separated from the blower. By specifying a distant position, the blowing characteristics of the blower can be further improved.

According to the third aspect of the present invention, since the fan guard made of a wire is passed through the hole provided in the vertical louver, the vertical louver supports the intermediate portion of the fan guard, so that the hanging of the fan guard can be prevented. To prevent.

According to the fourth aspect of the present invention, since the fan guard is provided at a position where the finger inserted from the outlet can reach, the small articles caught on the fan guard can be easily taken out.

According to the fifth aspect of the present invention, a horizontal louver for changing the vertical wind direction is provided at the upper outlet, and an air passage is formed between the blower and the outlet. Since the drain groove that receives and collects the drain water that falls from the periphery of the outlet is provided, all the drain water that enters the air passage can be reliably collected by the drain groove, and comfortable air conditioning can be maintained.

According to the sixth aspect of the present invention, the air passage communicating with the outlet is formed to be obliquely inclined, and is provided at a position for collecting drain water that falls into the air passage from the inclined upper side. Since the drain groove is provided, drain water that falls into the air passage from the inclined upper side of the outlet can be reliably collected in the drain groove.

According to the seventh aspect of the present invention, the horizontal louver is rotated to drop from the end into the air passage, and the drain groove is provided at a position for collecting drain water flowing along the air passage. Therefore, regardless of the posture of the horizontal louver, drain water falling from the horizontal louver into the air passage can be reliably collected in the drain groove.

According to the eighth aspect of the present invention, a horizontal louver for rotatably supporting the vertical louver is provided at the outlet, and an arcuate guide portion having the same center as the rotation center of the horizontal louver is provided on the vertical louver. Since the vertical louver drive mechanism is engaged with this guide portion, the vertical louver and the vertical louver drive mechanism are irrelevant to the rotation displacement of the vertical louver accompanying the rotation of the horizontal louver,
In addition, the rotation of the vertical louver in the left-right direction is reliably performed.
The horizontal louver and vertical louver can be integrated to reduce the mounting space.

According to the ninth aspect of the present invention, a plurality of vertical louvers are provided at predetermined intervals, and all of the vertical louvers are rotatably connected to the connecting rod, and the vertical louvers on the vertical louver drive mechanism side are connected. Only the louver has a guide that engages the vertical louver drive mechanism, so only a single vertical louver on the drive mechanism side needs to have a vertical louver with a guide, and the guide is the original function of the vertical louver. Does not impair the wind direction function.

According to the tenth aspect of the present invention, the vertical louver drive mechanism includes the drive rod directly engaging with the guide portion, and the drive rod is disposed at the same position as the rotation axis of the horizontal louver.
Since the driving mechanism is driven only in the left-right direction, the driving mechanism is not affected by the rotation of the horizontal louver and can be driven smoothly.

[Brief description of the drawings]

FIG. 1 is a perspective view of an air conditioner, showing one embodiment of a first invention.

FIG. 2 is an exploded perspective view of the air conditioner of the embodiment.

FIG. 3 is a longitudinal sectional view of the air conditioner of the embodiment.

FIG. 4 is a longitudinal sectional view of a main part of the air conditioner of the embodiment.

FIG. 5 is a longitudinal sectional view of a main part of an air conditioner according to an embodiment of the second invention.

FIG. 6A is a partial perspective view of a horizontal louver, a vertical louver, and a vertical louver drive mechanism according to an embodiment of the third invention. FIG. 2B is a perspective view of FIG.

FIG. 7 (C) is a perspective view of FIG. 6 (B) with a part thereof cut away. (D) is a partial perspective view of a vertical louver and a vertical louver drive mechanism.

FIG. 8 is a partial perspective view of a vertical louver and a vertical louver drive mechanism of the embodiment.

FIG. 9 is a partial plan view of a vertical louver and a vertical louver drive mechanism of still another embodiment.

[Explanation of symbols]

 Reference Signs List 10 heat exchanger, 15 upper blower, 7 upper outlet, 1 unit body, 6 horizontal louver, 19 vertical louver, 25 fan guard, 24 elongated hole, 26 drain groove, 12 upper part Blower path, 30 horizontal louver, 40 vertical louver, 41 drive louver, 42 driven louver, 45 guide unit, 50 vertical louver drive mechanism, 51 drive rod, 33 pivot pin, 56 connecting rod .

Claims (10)

[Claims] An air conditioner body having a heat exchanger and a blower disposed therein and having an outlet at an upper part thereof; a horizontal louver provided at the outlet to change a vertical wind direction of the blown air; An air conditioner, comprising: a vertical louver located on the windward side of the horizontal louver to change the wind direction in the left-right direction of the blown wind; and a fan guard disposed near the windward side of the horizontal louver. Machine. 2. The air conditioner according to claim 1, wherein the fan guard is formed in an arc shape corresponding to a rotation locus of a windward end of the horizontal louver. 3. The air conditioner according to claim 1, wherein the fan guard is made of a wire and is disposed so as to pass through a hole provided in the vertical louver. 4. The air conditioner according to claim 1, wherein the fan guard is provided at a position where a finger inserted from the outlet can reach. 5. An air conditioner main body having a heat exchanger and a blower disposed therein and having an outlet at an upper portion thereof, provided in the air conditioner main body and formed between the blower and the blower outlet. And a drain groove provided in the middle of the air passage and collecting drain water falling from the periphery of the outlet into the air conditioner body. Machine. 6. An air passage communicating with the outlet according to claim 5, wherein the air passage is formed obliquely inclined, and the drain groove portion falls into the air passage from an inclined upper side of the outlet. The air conditioner is set at a position for collecting drain water flowing along an air passage. 7. The air outlet according to claim 5, wherein a horizontal louver for changing a vertical wind direction of the blown air is provided, and the drain groove is formed by turning the horizontal louver and moving from the end thereof. An air conditioner characterized by being set at a position for collecting drain water that falls into an air passage and flows along the air passage. 8. A horizontal louver rotatably supported by the outlet and changing the vertical wind direction of the blown air, and a horizontal louver rotatably supported by the horizontal louver to change the horizontal wind direction of the blown air. A vertical louver, a guide portion provided on the vertical louver and having a center at the same position as the rotation center of the horizontal louver, and formed in an arc shape; and a vertical displacement of the vertical louver engaged with the guide portion. And a vertical louver drive mechanism for rotating the vertical louver in the left-right direction. 9. The vertical louver according to claim 8, wherein a plurality of the vertical louvers are provided at a predetermined interval, and all the vertical louvers are rotatably connected to connecting rods, and the vertical louver driving mechanism side is provided. A louver device provided with the above-mentioned guide portion to which the vertical louver drive mechanism is engaged only in the vertical louver. 10. The vertical louver drive mechanism according to claim 8, further comprising a drive rod directly engaging with the guide portion, wherein the drive rod is arranged at the same position as the rotation axis of the horizontal louver. And louver device.