JP2000227247A - Air conditioner wind direction adjustment device - Google Patents

Abstract

(57) [Summary] [PROBLEMS] A left and right wind direction changing plate divided into at least two groups of left and right, a plurality of rods connecting these are connected so as to be extendable and contractable, and a single motor is used to inward wind directions in both groups. The present invention provides a wind direction adjusting device for an air conditioner, which can be rotated to change the wind direction or to change the wind direction outward. SOLUTION: A plurality of left and right wind direction change plates 6 are divided into at least two groups of left and right, and the left and right wind direction change plates of each group are connected to a motor rod 8a linked with a driving device such as a motor 11.
And a louver rod 8b adjacent to the motor rod 8a and connected at both ends by telescopic connecting portions 9 and 10.
Thus, they are connected so as to rotate periodically.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wind direction adjusting device for an air conditioner, and more particularly, to a left and right wind direction changing plate divided into at least two groups, and a plurality of rods connecting the same. And one motor,
The present invention relates to a structure in which both groups can be rotated so as to change the wind direction inward, and can be rotated so as to change the wind direction outward.

[0002]

2. Description of the Related Art A conventional wind direction adjusting device for an air conditioner is disclosed, for example, in Japanese Patent Application Laid-Open No. Hei 1-221855.
FIG. 9A to FIG. 9C are disclosed. The contents described in the case are cited as follows. That is, when the slide plate 25 slides in the direction of the arrow A with the rotation of the motor 34, the turning arm 19R moves to the position shown in FIG.
The arm 19L rotates clockwise, while the swing arm 19L rotates counterclockwise in FIG. As a result, the wind direction plate groups 1L and 1R are
As shown in (a), they are rotated in the directions facing each other, and a spot-like blowing state is obtained. On the other hand, when the slide plate 25 slides in the direction of arrow B, the turning arm 19R rotates counterclockwise in FIG.
19L will rotate clockwise in the figure. Therefore, the wind direction plate groups 1L and 1R are rotated in directions away from each other as shown in FIG. 9B, and a wide air blowing state is obtained. As described above, it is possible to rotate each of the wind direction plate groups 1L and 1R in directions different from each other by one motor 34. In the above embodiment, the wind direction plate group 1 was used.
Although a plurality of wind direction plates are described as being divided into two groups as L and 1R, the invention is not limited to this. In each case, each wind direction plate is rotated in the opposite direction by one motor. It is a configuration that enables the

However, since the plurality of rods connecting the wind direction plates divided into two groups on the left and right sides are not configured to be connected to each other so as to be able to expand and contract in the longitudinal direction, the blowing direction of the blown air is changed. There has been a problem that the adjustment cannot be made more finely according to the condition of the air conditioning room and the like.

[0004]

SUMMARY OF THE INVENTION In view of the above problems, in the present invention, a left and right wind direction changing plate divided into at least two groups, a left and right wind direction changing plate, is connected by a plurality of rods connecting these so as to be extendable and contractible. Provided is a wind direction adjusting device for an air conditioner, in which both groups can be rotated by one motor so as to change the wind direction inward or outward so as to change the wind direction. The purpose is to:

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides an air passage connecting an intake port provided on an upper portion and / or an upper surface of a main body and an air outlet provided on a lower portion of the front surface. , A heat exchanger and a blower fan are provided, a plurality of left and right wind direction changing plates are rotatably supported at the outlet, and the left and right wind direction changing plates are reciprocally rotated by a driving device such as a motor. In the wind direction adjustment device of the air conditioner,
The plurality of left and right wind direction change plates are divided into at least two groups of left and right, and the left and right wind direction change plates of each group are provided with a motor rod associated with the driving device, and both ends of the motor rod adjacent to the motor rod extend and contract. With a louver rod connected by a possible connecting portion, the louver rod is connected so as to rotate periodically.

[0006] The connecting portions are formed at both ends of the motor rod and the louver rod adjacent to each other, respectively.
A plurality of engagement holes provided so as to communicate in the longitudinal direction,
An engagement shaft movably engaged with the plurality of engagement holes, and by gradually moving the engagement shaft to engage with one of the plurality of engagement holes, The motor rod and the louver rod are connected so as to extend and contract.

Further, when the engagement shaft is moved stepwise to engage with one of the plurality of engagement holes, the engagement shaft corresponds to a neutral position of a rotation range of the left and right wind direction change plates of each group. , The driving device is provided with an offset portion for setting a position serving as the origin.

[0008] Further, the offset portion comprises a motor link connected to a drive shaft of a motor constituting the drive device, and a positioning portion for positioning the motor link at a predetermined rotation angle. .

An oval head is provided at the upper end of the engagement shaft so as to project substantially perpendicular to the longitudinal direction of the louver rod.

[0010] Further, an extension portion is formed continuously in the engagement holes at both ends of the plurality of engagement holes so as to extend a part thereof in the longitudinal direction of the motor rod.

The motor rod and / or the louver rod in the vicinity of the connecting portion are provided with a flexible portion for absorbing a flexure generated when connecting them so that they can expand and contract.

Further, the flexible portion is constituted by a meandering band-shaped spring.

Further, the flexible portion is formed integrally with the motor rod and / or the louver rod.

Further, the motor rod and the louver rod are formed of a lubricating member containing a wax component.

Further, the louver rod is provided with a stopper for regulating a rotation angle of the wind direction changing plate.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention will be described below as examples based on the attached drawings. FIG. 1 and FIG.
(A) to FIG. 2 (D) and FIGS. 3 (A) to 3 (C)
4 (A) to 4 (C) and FIGS. 5 (A) to 5
(C), FIGS. 6 (A) to 6 (D), and FIGS. 7 (A) and 7 (B), reference numeral 1 denotes a wall-mounted air conditioner main body, and 2 denotes a main body 1 of the air conditioner. Suction port provided in the upper front and / or upper surface of the air conditioner, 3 is an outlet provided in the lower part of the front, 4 is a heat exchanger provided in an air passage connecting the inlet 2 and the outlet 3, and 5 is an air blower. The fan 6 includes a plurality of left and right wind direction change plates rotatably supported by the support port 6a at the outlet 3.
And a drive device including a motor link 12 connected to the drive shaft.

The plurality of left and right wind direction change plates 6 are divided into at least two groups, left and right, and the left and right wind direction change plates 6 of each group are divided.
A motor rod 8a linked with the driving device and a louver rod 8b adjacent to the motor rod 8a and connected to each other by connecting portions 9 and 10 at both ends of which can extend and contract, so as to rotate periodically. The left and right wind direction change plates 6 divided into at least two groups, the motor rod 8a and the louver rod 8b connecting these plates, can be expanded and contracted by the connecting portions 9 and 10. After being connected, by one motor 11, both groups can be rotated inward to change the wind direction,
The structure can be rotated outward so as to change the wind direction, so that the blowing direction of the blown air can be more finely adjusted according to the condition of the room to be air-conditioned.

Further, the connecting portions 9 and 10 are formed at both ends adjacent to the motor rod 8a and the louver rod 8b, respectively, and a plurality of engaging holes 10a, 10b and 10c and the plurality of engagement holes 10
a, 10b, and 10c.The engaging shaft 9a is movably engaged with the engaging shaft 9a, and the engaging shaft 9a is moved in a stepwise manner to form one of the plurality of engaging holes 10a, 10b, and 10c. By engaging, the motor rod 8a and the louver rod 8b can be connected so as to be able to expand and contract, whereby the motor rod 8a and the louver rod 8b can be gradually connected to the engagement shaft 9a. Can be easily and accurately connected to expand and contract,
As described above, the structure is such that the blowing direction of the blowing air can be more finely adjusted according to the condition of the room to be air-conditioned.

When the engaging shaft 9a is moved stepwise to engage with one of the plurality of engaging holes 10a, 10b and 10c, the rotation range of the left and right wind direction changing plates 6 of each group is set. In accordance with the neutral position, the drive device is provided with an offset portion to be described later for setting a position serving as its origin, so that the left and right wind direction change plates 6 of each group can be easily moved within a predetermined rotation range. , So that the blowing direction of the blowing air can be finely adjusted.

Further, an offset portion for setting a position as an origin of the driving device corresponding to a neutral position of a rotation range of the left and right wind direction change plates 6 of each group constitutes the driving device. A motor link 12 connected to the drive shaft of the motor 11 and a positioning unit 14 for positioning the motor link 12 at a predetermined rotation angle are provided. 6 can be easily and accurately set in a predetermined rotation range.

FIG. 3A shows an example in which the left and right wind direction change plates 6 of each group are set within a predetermined rotation range.
FIG. 3B shows a state in which the left and right wind direction change plates 6 are turned at the same angle toward one of the two groups, and FIG. 3B shows a state toward the front, and FIG. Shows the state of turning.

FIG. 4A shows a state in which the left and right wind direction change plates are turned at different angles toward one of the two groups, and FIG. 4B shows that the left and right wind direction change plates are turned inward at the same angle. FIG. 4 (C) shows a state where it has been turned at a different angle toward the other.

FIG. 5A shows a state in which the left and right wind direction change plates are turned at different angles toward one of the two groups, and FIG. 5B shows that the left and right wind direction change plates are turned outward at the same angle. FIG. 5 (C) shows a state in which it is turned at a different angle toward the other.

FIG. 6A shows a state in which the left and right wind direction change plates are turned at different angles toward one of the two groups, and FIG. 6B shows a state where the left and right wind direction change plates are turned at different angles toward the other. FIG. 6 (C) shows a state of turning at the same angle toward the other side, and FIG. 6 (D) shows a state of turning at a different angle toward the other side.

Further, an oval-shaped head 9b is provided at the upper end of the engagement shaft 9a so as to project substantially perpendicular to the longitudinal direction of the louver rod 8b.
After engaging with the plurality of engagement holes 10a, 10b and 10c while utilizing the elastic deformation of the connecting portion 10 at the angle shown by the broken line in FIG. 7A, as shown by the solid line in FIG. The configuration is such that the engagement shaft 9a is not detached from the engagement holes 10a, 10b or 10c.

The plurality of engaging holes 10a, 10b and
The head 9b and the engaging shaft are formed by continuously forming extending portions 10d and 10e, which partially extend in the longitudinal direction of the motor rod 8a, in the engaging holes 10b and 10c at both ends of the 10c. 9a through the plurality of engagement holes 10a, 10b and 10c.
When engaged with the connecting member 10, the connecting portion 10 can be effectively elastically deformed.

As shown in FIG. 7 (B), the motor rod 8a and / or the louver rod 8b in the vicinity of the connecting portions 9 and 10 are connected to each other so as to be able to expand and contract. By providing the part 8c,
The connecting portions 9 and 10 can be protected from being damaged.

The flexible portion 8c is formed of a meandering band-shaped spring, so that the connecting portions 9 and 10 can be more effectively protected from being damaged. Become.

The flexible portion 8c is connected to the motor rod.
By being formed integrally with the louver rod 8b and / or the louver rod 8b, the dimensions and shape can be accurately finished, and the configuration is advantageous in terms of cost.

The motor rod 8a and the louver rod 8b are made of, for example, a synthetic resin having a lubricating property in which a wax component is contained in a polyacetal resin, whereby the motor rod 8a and the louver rod 8b However, the structure is such that the driving device facilitates sliding, and the plurality of wind direction change plates 6 can be smoothly rotated.

Further, since the louver rod 8b is provided with a stopper 7b for regulating the rotation angle of the wind direction changing plate 6, the rotation angle of the wind direction changing plate 6 can be accurately regulated so as not to vary. The configuration is as described above.

With the above structure, FIG. 1, FIGS. 2A to 2D, FIGS. 3A to 3C, and FIGS.
(A) to FIG. 4 (C) and FIGS. 5 (A) to 5 (C)
As shown in FIGS. 6 (A) to 6 (D), and FIGS. 7 (A) and 7 (B), the plurality of left / right
Are divided into at least two groups of left and right, and the left and right wind direction changing plates 6 of each group are divided into motor rods 8a linked with the driving device.
And a louver rod 8b adjacent to the motor rod 8a and connected at both ends by telescopic connecting portions 9 and 10.
Thus, since the left and right wind direction change plates 6 divided into at least two groups, the motor rod 8a and the louver rod 8b, which are connected to each other, are connected to the connecting portion. After being telescopically connected by 9 and 10, the two motors can be rotated by one motor 11 so as to change the wind direction inward or outward by changing the wind direction. This makes it possible to provide a wind direction adjusting device for an air conditioner in which the blowing direction of the blowing air can be more finely adjusted according to the condition of the room to be air-conditioned.

[0033]

As described above, according to the present invention, the left and right wind direction change plates divided into at least two groups of right and left are connected by a plurality of rods connected to each other so as to be extendable and contractable, and two groups are formed by one motor. In both cases, the wind direction adjusting device of the air conditioner can be rotated inward to change the wind direction or outward to change the wind direction.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a wind direction adjusting device of an air conditioner according to the present invention.

FIG. 2 is an explanatory view of a main part of a wind direction adjusting device of an air conditioner according to the present invention, wherein (A) is a plan view of a left and right wind direction changing plate divided into two groups of right and left, and (B) is a front view. , (C) and (D) are side views.

FIG. 3 is an explanatory view of a main part of a wind direction adjusting device for an air conditioner according to the present invention, in which (A) shows a state in which both left and right wind direction change plates are turned to one side at the same angle, and (B) Shows a state turned to the front, and (C) shows a state turned at the same angle toward the other.

4A and 4B are explanatory views of a main part of a wind direction adjusting device for an air conditioner according to the present invention, wherein FIG. 4A shows a state in which both left and right wind direction change plates are turned at different angles toward one side, and FIG. Shows a state in which it is turned inward at the same angle, and (C) shows a state in which it is turned at a different angle toward the other.

5A and 5B are explanatory views of a main part of a wind direction adjusting device for an air conditioner according to the present invention, wherein FIG. 5A shows a state in which both left and right wind direction change plates are turned at different angles toward one of two groups, and FIG. Shows a state in which it is turned outward at the same angle, and FIG. 7C shows a state in which it is turned at a different angle toward the other.

FIG. 6 is an explanatory view of a main part of a wind direction adjusting device for an air conditioner according to the present invention, wherein (A) shows a state in which the left and right wind direction change plates are turned at different angles toward one of both groups, and (B). Shows a state of turning at a different angle toward the other, (C) shows a state of turning at the same angle toward the other, and (D) shows a state of turning at a different angle toward the other. .

FIG. 7 is an explanatory view of a main part of a wind direction adjusting device of an air conditioner according to the present invention, wherein (A) is an exploded perspective view of a connecting portion for connecting rods, and (B) is a plan view showing an assembled state. .

FIG. 8 is an exploded perspective view of a main part of a wind direction adjusting device of an air conditioner according to a conventional example.

9A and 9B are explanatory views of a main part of a wind direction adjusting device for an air conditioner according to a conventional example, in which FIG. 9A shows a state in which both left and right wind direction plates are turned outward at the same angle, and FIG. (C) shows a state where the two units have turned to the other at the same angle.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Air conditioner main body 2 Inlet 3 Outlet 4 Heat exchanger 5 Blower fan 6 Left and right wind direction change plate 6a Support shaft of left and right wind direction change plate 7 Louver stopper 7a Louver stopper pin 7b Stopper 8a Motor rod 8b Louver rod 8c, 8d Possible Flexible part 9,10 Connecting part 9a Engagement shaft 9b Head 10a, 10b, 10c Engagement hole 10d, 10e Extension part 11 Motor 12 Motor link 13 Motor link pin 14 Positioning part

Claims (11)

[Claims] 1. A heat exchanger and a blower fan are provided in an air passage connecting an inlet provided in an upper part and / or an upper part of a main body and an outlet provided in a lower part of the front. The left and right wind direction changing plate is rotatably supported, and the left and right wind direction changing plate is reciprocally rotated by a driving device such as a motor. The plate is divided into at least two groups of left and right, and the left and right wind direction change plates of each group are connected by a motor rod linked to the driving device, and a connecting portion adjacent to the motor rod and both ends of which can expand and contract. A wind direction adjusting device for an air conditioner, wherein the wind direction adjusting device is connected to a louver rod to rotate periodically. 2. A plurality of engagement holes formed at both ends of the motor rod and the louver rod adjacent to each other and connected to each other so as to communicate with each other in a longitudinal direction. The motor rod and the louver rod by moving the engaging shaft in a stepwise manner and engaging with one of the plurality of engaging holes. The wind direction adjusting device for an air conditioner according to claim 1, wherein the wind direction adjusting device is extendably connected. 3. When the engagement shaft is moved stepwise to engage with one of the plurality of engagement holes, the engagement shaft corresponds to a neutral position of a rotation range of the left and right wind direction change plates of each group. 3. The wind direction adjusting device for an air conditioner according to claim 1, wherein the driving device is provided with an offset portion for setting a position serving as an origin thereof. 4. The apparatus according to claim 1, wherein the offset section comprises a motor link connected to a drive shaft of a motor constituting the driving device, and a positioning section for positioning the motor link at a predetermined rotation angle. The wind direction adjusting device for an air conditioner according to claim 3. 5. The air according to claim 2, wherein an oval head is provided at an upper end of the engagement shaft so as to project substantially perpendicularly to a longitudinal direction of the louver rod. Harmonizer wind direction adjustment device. 6. The motor vehicle according to claim 2, wherein extending portions are formed in the engaging holes at both ends of the plurality of engaging holes so as to extend partly in the longitudinal direction of the motor rod. A wind direction adjusting device for the air conditioner according to the above. 7. The motor rod and / or the louver rod in the vicinity of the connecting portion are provided with a flexible portion for absorbing a flexure generated when these are connected to be able to expand and contract. 2. The wind direction adjusting device for an air conditioner according to claim 5 or claim 6. 8. The wind direction adjusting device for an air conditioner according to claim 7, wherein the flexible portion comprises a meandering band-shaped spring. 9. The wind direction adjusting device for an air conditioner according to claim 7, wherein the flexible portion is formed integrally with the motor rod and / or the louver rod. 10. The motor rod and the louver rod are made of a lubricating member containing a wax component. A wind direction adjusting device for an air conditioner according to claim 9. 11. The louver rod according to claim 1, wherein said louver rod is provided with a stopper for restricting a rotation angle of said wind direction changing plate.
A wind direction adjusting device for an air conditioner according to claim 10.