JPH1082553A - Air flow direction regulator for air conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air flow direction regulator for air conditioner, which permits the pivoting operation of the group of left-andright air flow direction deflecting boards and up-and-down air flow direction deflecting boards by one driving motor while the pivoting of the group of left-and-right air flow direction deflecting boards is permitted manually by an arbitrary angle when the driving motor is stopped. SOLUTION: When one driving motor 9 is started, the group of left-and-right air flow direction deflecting boards 7 is pivoted by a connecting rod 13, linked to left-and-right reciprocating pivoting effected by changing means 11a, 12a, and up-and-down air flow direction deflecting boards 8 are pivoted by linking means 18, 19, 20, 21. In this case, when the driving motor 9 is stopped, the group of left-and-right air flow direction deflecting boards 7 can be pivoted manually to change the angle arbitrarily while the connecting position of the changing means 12a to the connecting rod 13 can be moved by clutch units 12b, 14 in accordance with the change of the angle of the group of air flow direction deflecting boards 7.

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 group of left and right wind direction plates and a vertical wind direction which are rotatably supported at an outlet by a single drive motor. The present invention relates to a structure capable of driving a plate.

[0002]

2. Description of the Related Art As shown in FIGS. 4 and 5, for example, a wind direction adjusting device of a conventional air conditioner is provided with a heat exchanger in an air passage connecting an inlet 2 and an outlet 5 formed in a main body 1. 3 and a blower fan 4, a wind direction plate base 6 connected to the rear of the outlet 5, a support shaft 7 a of a left and right wind direction plate group 7 linked to a drive motor 9 ′, and a drive mounted on a mounting portion 10. A structure in which a supporting shaft portion 8a of two upper and lower wind direction plates 8 linked to a motor 9 is rotatably supported, and the left and right wind direction plate group 7 and the upper and lower wind direction plates 8 are rotated to adjust the wind direction. Met.

[0003] The left and right wind direction plate group 7 includes the drive motor 9 '.
One end of a wind direction plate link 22 to which a link cover 23 is attached is connected, the other end of the wind direction plate link 22 is connected to a motor rod 14, the motor rod 14 is connected to a number of upper bushes 15, and The bush 15 is connected by a connecting rod 13, and the support shaft 7a is connected by the upper bush 15 and the lower bush.
Is rotatably supported.

The vertical wind direction plate 8 connects one end of a first support shaft 19 to the drive motor 9 and connects one end of a link 20 to a connection pin provided at one end of the first support shaft 19. ,
The other end of the first support shaft 19 is connected to a support shaft portion 8a of one of the upper and lower wind direction plates 8, and the other end of the link 20 is connected to a second support shaft 21.
And the other end of the second support shaft 21 is connected to the other support shaft portion 8a of the vertical wind direction plate 8.

However, the left and right wind direction plates 7 are rotated by the driving force of the drive motor 9 ′, and the upper and lower wind direction plates 8 are rotated by the drive force of the drive motor 9. Therefore, it is necessary to provide the two drive motors 9 and 9 ', which disadvantageously results in a disadvantage in cost.

Further, when the drive motor 9 'is stopped, the left and right wind direction plates 7 cannot be manually rotated to an arbitrary angle, so that there is an inconvenience that the left and right wind direction plates 7 cannot meet the needs of the user. .

[0007]

SUMMARY OF THE INVENTION In view of the above problems, in the present invention, a single drive motor can rotate a group of left and right wind direction plates and a vertical direction of the wind direction plate. It is an object of the present invention to provide a wind direction adjusting device for an air conditioner, in which a wind direction plate group can be manually rotated at an arbitrary angle.

[0008]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and comprises a left and right wind direction plate group rotatably supported by an air outlet and at least one vertical wind direction plate. A drive motor, a wind direction adjusting device for an air conditioner, comprising a transmission mechanism for transmitting a driving force of the drive motor and rotating the left and right wind direction plate group and the vertical wind direction plate,
A converting mechanism for transmitting the driving force of the driving motor to the left and right wind direction plate group; converting means for converting the rotation of the driving motor into left and right reciprocating rotation; A transmission unit that connects to a connecting rod that reciprocates in association with the plate group and that movably connects the connecting unit; and a transmission mechanism that transmits the driving force of the drive motor to the vertical wind direction plate. A linking means for transmitting the rotation of the motor to link the upper and lower wind direction plates, and when the drive motor is started, the connecting rods connected to the right and left reciprocating rotation by the conversion means rotate the left and right wind direction plate group. When the drive motor is stopped, the left and right wind direction plates are manually rotated to change the angle thereof arbitrarily. The corresponding changes, the coupling position between the connecting rod and the converting means has a configuration so as to move by the clutch unit.

The converting means includes a cam portion having one end connected to the drive motor and having a sine curve cam groove formed on an outer peripheral portion, and a sliding portion slidably engaged with the cam portion at one end. A clutch lever having a connection pin constituting one of the clutch portions at the other end and having a fulcrum in the middle; and a coupling portion constituting the other of the clutch portion and being connected to the connection pin. The sliding piece is engaged with the cam groove, the connecting pin is connected to the connecting portion, and the rotation of the driving motor is converted into left and right reciprocating rotation by the clutch lever, and the connecting is performed. The left and right wind direction plate groups are configured to be rotated by rods.

Further, the connecting pin is formed in a columnar shape, while the connecting portion is formed in a long hole shape extending left and right, and the connecting pins are opposed to each other in the longitudinal direction of the long hole connecting portion. It has a configuration in which a plurality of concave portions that are movably held are provided.

Further, the connecting portion and the concave portion are formed integrally with the connecting rod.

Further, the connecting pin is formed in a cylindrical shape, while the connecting portion is formed in a long hole extending left and right, and a notch is provided at a tip thereof and attached to the connecting rod to form the same connecting hole. A plurality of recesses are provided in the longitudinal direction of the portion to hold the connecting pins movably in opposition to each other.

Further, the connecting portion is made of an elastic sheet metal, and the concave portion is formed by drawing.

Further, the connecting pin is formed in a plate shape and a plurality of convex portions are provided on both sides thereof, while the connecting portion is formed in a long hole shape extending left and right, and the long side of the long hole-like connecting portion is formed. In the direction, a plurality of concave portions are provided to hold the convex portions movably in opposition to each other.

Further, a substantially U-shaped slit having an open inside is provided on both left and right sides of the connecting portion.

Further, the connection pin and the projection are formed integrally with the clutch lever, and the connection portion and the recess are formed integrally with the connection rod.

Further, the linking means includes a drive link having one end connected to the other end of the cam portion, one end connected to the other end of the drive link, and the other end connected to a support shaft of the vertical wind direction plate. The shafts are connected to each other, and are connected to each other so that the upper and lower wind direction plates are rotated by the rotation of the cam portion.

[0018]

With the above construction, the left and right wind direction boards and the vertical wind direction boards can be rotated by a single drive motor, and when the drive motor is stopped, the left and right wind direction boards are manually operated. It is a wind direction adjusting device for an air conditioner that can be rotated at an arbitrary angle.

[0019]

Embodiments of the present invention will be described below with reference to the accompanying drawings. 1, FIG. 2, FIG. 3A and FIG. 3B, reference numeral 1 denotes an air conditioner main body, 2 denotes a suction port for sucking room air into the main body 1, and 3 denotes a suction port. A heat exchanger provided in an air passage connecting the outlet 2 and the outlet 5;
Reference numeral 4 denotes a blower fan provided in the air passage, reference numeral 6 denotes a wind direction plate base which is connected to a rear portion of the air outlet 5 and forms the air passage, and reference numeral 7 denotes a top and bottom of the wind direction plate base 6 which is turned by a support shaft 7a. A left and right wind direction plate group 8 rotatably supported by a shaft, 8 are two upper and lower wind direction plates rotatably supported by a support shaft portion 8a in front of the left and right wind direction plate group 7, and 9 is the left and right wind direction plate A drive motor 10 for driving and rotating the group 7 and the vertical wind direction plate 8 is a mounting portion for mounting the drive motor 9.

A transmission mechanism for transmitting the driving force of the drive motor 9 to the left and right wind direction plate group 7 converts the rotation of the drive motor 9 into left and right reciprocating rotations, and conversion means to be described later. Is connected to a connecting rod 13 that reciprocates in association with the left and right wind direction plate group 7 and a clutch unit described below for movably connecting the connecting unit. The transmission mechanism for transmitting the driving force of the above to the vertical wind direction plate 8 comprises a linking means described later for transmitting the rotation of the drive motor 9 and linking the drive motor 9 to the vertical wind direction plate 8. At this time, the left and right wind direction plate group 7 is rotated by the connecting rod 13 connected to the left and right reciprocating rotation by the conversion means described later,
The upper and lower wind direction plates 8 are rotated by a linking means to be described later, and when the drive motor 9 is stopped, the left and right wind direction plate groups 7 are manually rotated to change the angle arbitrarily and the same angle. In response to the change, the connection position between the conversion means and the connection rod 13 described later is a lattice that is moved by a clutch unit described later. Since the left and right wind direction plate group 7 and the vertical wind direction plate 8 can be rotated, the wind direction adjustment device of the air conditioner has a configuration advantageous in cost. Further, when the drive motor 9 is stopped, the left and right wind direction plate group 7 can be manually rotated to change its angle arbitrarily, so that the convenience that the wind direction can be adjusted according to the needs of the user can be improved. It becomes a wind direction adjusting device for an air conditioner having the same.

The conversion means for converting the rotation of the drive motor 9 into a reciprocating right and left rotation is provided by the drive motor 9.
One end is connected to the cam groove 11
a, a sliding piece 12a slidably engaged with the cam section 11 at one end, and a connecting pin 12b constituting one of the clutch sections at the other end. A clutch lever 12 having a fulcrum pivotally supported by a fulcrum member 16 and a fulcrum shaft 17, and a coupling portion 14 which constitutes the other of the clutch portions and is coupled to the coupling pin 12b. The sliding piece 12a is engaged with the cam groove 11a, the connecting pin 12b is connected to the connecting portion 14, and the drive motor 9
Is converted into left and right reciprocating rotation by the clutch lever 12, and the left and right wind direction plate group 7 is rotated by the connecting rod 13, whereby the single drive Using the rotation of the motor 9, the sliding piece 12 a of the clutch lever 12 can be converted into left and right reciprocating rotation by the cam groove 11 a, and includes the connecting pin 12 b and the connecting portion 14. The clutch unit is connected, and the left and right wind direction plate group 7 can be rotated by the connecting rod 13.

As a first embodiment, as shown in FIG. 2, the connecting pin 12b is formed in a cylindrical shape, and the connecting portion 14 is formed in a long hole extending left and right. By providing a plurality of recesses for movably holding the connecting pins 12b in opposition to each other in the longitudinal direction of the connecting portions 14, the clutch portion can be formed with a simple configuration, and the connecting pins 12b can be formed.
Are easily and movably connected by the connecting portion 14.

Further, since the connecting portion 14 and the concave portion are formed integrally with the connecting rod 13, the dimensions and shape can be finished with high accuracy, and the configuration is advantageous in terms of cost.

As a second embodiment, as shown in FIG. 3A, the connecting pin 12b is formed in a columnar shape.
The connecting portion 14 is formed in a long hole shape extending left and right, a notch portion 14a is provided at the tip thereof, and a screw 25 is screwed to the connecting rod 13 and attached in the longitudinal direction of the connecting portion 14 having the same long hole shape. By providing a plurality of recesses for movably holding the connecting pins 12b in opposition to each other, the connecting portions 14 can be made elastic by the cutouts 14a. The configuration enables the connection to be performed more accurately and movably by the use of the 14.

Further, since the connecting portion 14 is made of an elastic sheet metal and the concave portion is formed by drawing, the connecting pin 12b is connected more accurately and movably by the connecting portion 14. It has a configuration that enables it.

As a third embodiment, as shown in FIG. 3B, the connecting pin 12b is formed in a plate shape and a plurality of convex portions are provided on both sides thereof, while the connecting portion 14 By forming a plurality of concave portions for holding the convex portions movably in opposition to each other in the longitudinal direction of the elongated hole-shaped connecting portion 14, the concave portions and the Since the protrusions can be engaged with each other, the connecting pin 12b can be connected with the connecting portion 14 with sufficient strength, accurately and movably.

Also, a substantially U-shaped slit 14b with an open inside is provided on both left and right sides of the connecting portion 14,
Since the connecting portion 14 can be appropriately made elastic,
When the drive motor 9 is stopped, the connecting pin 12b can be moved smoothly when the left and right wind direction plate group 7 is manually rotated.

The connecting pin 12b and the convex portion are formed integrally with the clutch lever 12, and the connecting portion 14 and the concave portion are formed integrally with the connecting rod 13. Can be finished with high accuracy, and the configuration is advantageous in terms of cost.

Further, a linking means for linking the driving force of the drive motor 9 with the vertical wind direction plate 8 is provided by the cam portion 11.
A drive link 18 having one end connected to the other end of the drive link 18 and a first support shaft having one end connected to the other end of the drive link 18 and the other end connected to a support shaft portion 8a of one of the vertical wind direction plates 8. 19 and a second support shaft whose other end is connected to the support shaft portion 8a of the other vertical wind direction plate 8
21 and a link 20 having the other end connected to a connecting pin provided at one end of the second support shaft 21.
By rotating the upper and lower wind direction plates 8 by the rotation of the cam portion 11, the single left and right wind direction plate group 7 is rotated by a single drive motor 9, and the two upper and lower wind direction plates are rotated. 8 can be simultaneously rotated.

With the above configuration, FIG. 1, FIG.
As shown in FIG. 3A and FIG. 3B, the left and right wind direction plate group 7 and the vertical wind direction plate 8 are simultaneously rotated by the single drive motor 9, the transmission mechanism, and the conversion means. It becomes a wind direction adjusting device of an air conditioner that can move, and when the drive motor 9 is stopped, the left and right wind direction plate group 7 can be manually turned to an arbitrary angle according to the needs of the user. It becomes a wind direction adjusting device of the air conditioner.

When the drive motor is started after the left and right wind direction plate group 7 is manually rotated to an arbitrary angle, the right and left wind direction plate group 7 is controlled by the restricting piece 13a of the connecting rod 13 shown in FIG. Is regulated at a predetermined angle, the left and right wind direction plate group 7 can be returned to the initial position and rotated by the clutch portion.

[0032]

As described above, according to the present invention, the left and right wind direction boards can be rotated by a single drive motor, and when the drive motor is stopped, the left and right wind direction boards are manually operated. Accordingly, the wind direction adjusting device of the air conditioner can be rotated at an arbitrary angle.

[Brief description of the drawings]

FIG. 1 is a sectional view of an air conditioner according to the present invention.

FIG. 2 is an exploded perspective view showing a main part of the first embodiment of the air conditioner according to the present invention.

FIG. 3 is an exploded perspective view of a main part of the air conditioner according to the present invention,
(A) shows the second embodiment, and (B) shows the third embodiment.

FIG. 4 is a sectional view of a conventional air conditioner.

FIG. 5 is an exploded perspective view of a main part of an air conditioner according to a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Air conditioner main body 2 Suction port 3 Heat exchanger 4 Blower fan 5 Blow-out port 6 Wind direction board base 7 Left and right wind direction board group 7a Support shaft of left and right wind direction board group 8 Vertical wind direction board 8a Support shaft part of vertical wind direction board 9 Drive motor 10 Mounting part 11 Cam part 11a Cam groove 12 Clutch lever 12a Sliding piece 12b Connecting pin 13 Connecting rod 13a Restricting piece 14 Connecting part 15 Upper bush 16 Support member 17 Support shaft 18 Drive link 19 First support shaft 20 Link 21 Second Support shaft 25 screw

Claims (10)

[Claims] 1. A left and right wind direction plate group rotatably supported by an air outlet and at least one vertical wind direction plate, a drive motor, and a driving force transmitted by the drive motor to transmit the left and right wind direction plate group and A wind direction adjusting device for an air conditioner, comprising: a transmission mechanism for rotating said vertical wind direction plate; and a transmission mechanism for transmitting a driving force of said drive motor to said left and right wind direction plate group. Conversion means for converting the reciprocating rotation into a reciprocating rotation; and a clutch unit for connecting the reciprocating rotation of the left and right by the converting means to a connecting rod reciprocating in association with the left and right wind direction plate group and movably connecting the connecting part. A transmission mechanism for transmitting the driving force of the drive motor to the upper and lower wind direction plates comprises linking means for transmitting the rotation of the drive motor and linking the upper and lower wind direction plates, and when the drive motor is started The conversion means The left and right wind direction plates are rotated by the connecting rods connected to the left and right reciprocating rotation, and the vertical wind direction plates are rotated by the linking means. When the drive motor is stopped, the left and right wind directions are turned off. The angle is arbitrarily changed by manually rotating the plate group, and the coupling position between the conversion means and the coupling rod is moved by the clutch unit in response to the change in the angle. A wind direction adjusting device for an air conditioner, characterized in that: 2. A slidable engagement means, wherein said conversion means has one end connected to said drive motor and a sine-curve cam groove formed in an outer peripheral portion, and one end slidably engages with said cam portion. A clutch lever having a piece and having a connecting pin constituting one of the clutch portions at the other end, and a clutch lever having a fulcrum in the middle, and a connecting portion constituting the other of the clutch portion and being connected to the connecting pin The sliding piece is engaged with the cam groove, the connecting pin is connected to the connecting portion, and the rotation of the drive motor is converted into left and right reciprocating rotation by the clutch lever. The wind direction adjusting device for an air conditioner according to claim 1, wherein the left and right wind direction plate groups are rotated by a rod. 3. The connecting pin is formed in a columnar shape.
The connecting portion is formed in a long hole shape extending left and right, and a plurality of concave portions for movably holding the connecting pins in opposition to each other are provided in a longitudinal direction of the connecting portion having the same long hole shape. The wind direction adjusting device for an air conditioner according to claim 1 or 2. 4. A wind direction adjusting device for an air conditioner according to claim 1, wherein said connecting portion and said concave portion are formed integrally with said connecting rod. 5. The method according to claim 5, wherein the connecting pin is formed in a cylindrical shape.
The connecting portion is formed in a long hole shape extending left and right, a notch is provided at the tip thereof and attached to the connecting rod, and the connecting pin is movable in the longitudinal direction of the connecting portion having the same long hole so as to face each other. 3. A wind direction adjusting device for an air conditioner according to claim 1, wherein a plurality of recesses are provided for holding the wind direction. 6. A wind direction adjusting device for an air conditioner according to claim 5, wherein said connecting portion is made of an elastic sheet metal, and said concave portion is formed by drawing. 7. The connecting pin is formed in a plate shape and provided with a plurality of convex portions on both sides thereof, while the connecting portion is formed in a long hole shape extending left and right, and the long side of the long hole-shaped connecting portion is provided. The wind direction adjusting device for an air conditioner according to claim 1 or 2, wherein a plurality of recesses are provided in the direction to movably hold the projections in opposition to each other. 8. A wind direction adjusting device for an air conditioner according to claim 7, wherein a substantially U-shaped slit having an open inside is provided on both left and right sides of said connecting portion. 9. The connection pin and the projection are formed integrally with the clutch lever, and the connection portion and the recess are formed integrally with the connection rod. The wind direction adjusting device for an air conditioner according to claim 7. 10. The linking means includes: a drive link having one end connected to the other end of the cam portion; and one end connected to the other end of the drive link, the other end being connected to a support shaft of the vertical wind direction plate. The wind direction of an air conditioner according to claim 1 or 2, wherein the wind direction plate is rotated by the rotation of the cam portion so as to rotate the upper and lower wind direction plates. Adjustment device.