JPH0710193Y2 - Wind direction adjustment device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Use) The present invention relates to an airflow direction adjusting device in an air conditioning ventilator for an automobile or the like.

(Prior Art) Conventionally, as a wind direction adjusting device for a ventilator for an air conditioner of an automobile or the like, for example, as shown in Japanese Utility Model Laid-Open No. 62-132341, a plurality of front louvers that rotate interlockingly, and a plurality of interlocking rotations. A moving rear louver is arranged orthogonally to each other, an operating body is slidably provided on the central front louver, and an engaging piece engaged with the central rear louver is provided on the operating body, The front louver is rotated by the operating body to adjust the wind direction by the front louver, and by sliding the operating body along the front louver, the rear louver is rotated through the engaging piece, and the rear louver is rotated. The one that adjusts the wind direction is used.

In this type of wind direction adjusting device, when the operating body is slidably provided on the front louver, generally, the operating body is fitted from the end portion of the front louver through a louver fitting hole provided in the operating body. At this time, the operating bodies are set at predetermined positions by overcoming the stoppers provided on both ends of the front louver.

However, in this case, since the operating body is forced to cross the stopper due to the elasticity of the louver fitting hole, rattling with the front louver is likely to occur after the operating body is set.

Further, conventionally, as shown in JP-A-59-18337,
It is also known that the operation body is divided into two parts, and the front louver is sandwiched and bonded to each other to be fitted. However, this product requires a lot of assembly work and the adhesive may stick out to impair the appearance. .

(Problems to be Solved by the Invention) As described above, in the conventional device, there is still a problem in mounting the operating body on the front louver.

The present invention is intended to solve the above problems, and an object thereof is to allow the operating body to be easily fitted to the front louver without rattling.

[Constitution of device]

(Means for Solving the Problems) In the present invention, a plurality of front louvers and a plurality of rear louvers that rotate in conjunction with each other are disposed orthogonally to each other, and an operating body slides on any of the front louvers. A wind direction adjusting device in which the operating body is provided with an engaging piece engaged with any one of the rear louvers described above, wherein the operating body is a louver fitting hole slidably fitted in the front louver. A louver insertion notch is formed in the lower rear part of the louver fitting hole, and a spacer made of an elastic material that abuts the front louver is provided on the front side in the louver fitting hole. is there.

(Operation) In the present invention, when assembling the operating body 23, the spacer 31 is arranged on the front side of the louver fitting hole 24 of the operating body 23, and the spacer is placed in the louver fitting hole 24 of the operating body 23. Insert the front louver 12a from the louver insertion notch 26 at its middle portion,
The front edge side is brought into contact with the spacer 31, and the spacer 31 is compressed and housed in the louver fitting hole 24 so that the operating body 24 can be slid with the sliding torque applied to the front louver 12a by the spacer 31. Hold.

Further, by sliding the operating body 31 along the front louver 12a, the rear louver 17a is rotated via the engagement piece 29, and the other rear louver 17 is interlocked and rotated in the same direction. Adjust.

At this time, the operating body 23 is pushed rearward by the spacer 31 made of an elastic material, so that the operating body 23 can be smoothly slid with no looseness in the assembled state and with little torque fluctuation.

(Embodiment) An embodiment of the present invention will be described below with reference to the drawings. In FIGS. 1 and 2, reference numeral 11 denotes an air conditioning housing having front and rear surfaces opened, and a housing 11 has a front portion. A plurality of vane plate-shaped front louvers 12 facing in the lateral direction are rotatably supported by support shafts 13 at both end portions, and each front louver 12 is
A link 14 is pivotally connected to the rear of one side of each of the front louvers.
The link 12 is rotated by a link 14. Further, a protrusion 15 is formed along a rear edge portion on a central front louver 12a into which an operating body to be described later is fitted, and stoppers are provided at both ends of the protrusion 15.
16 are formed.

Further, behind the front louver 12 in the housing 11, a plurality of vane plate-shaped rear louvers 17 extending in a vertical direction orthogonal to the front louver 12 are rotatably supported by a support shaft 18 at upper and lower ends, Links 19 at the top rear of each rear louver 17
Are rotatably coupled to each other, and each rear louver 17 is interlockingly rotated by a link 19. Further, an engaging rod 20 is provided at the front edge of a central rear louver 17a with which an operating body, which will be described later, engages, and a space portion 21 is formed behind the engaging rod 20.

An operating body 23 is provided on the central front louver 12a. As shown in FIG. 3, the operating body 23 has a flat rectangular shape, and a flat louver fitting hole 24 is formed inside. The louver fitting hole 24 is formed in the front louver 12a.
A concave groove 25 corresponding to the central cross-sectional shape of the front louver 12a and having a slightly enlarged shape on the front side is formed at the rear end. A louver insertion notch 26 is formed along the lower rear portion of the louver fitting hole 24. Furthermore, ribs 27 for resistance are provided in the lateral direction on the upper and lower surfaces of the louver fitting hole 24, and an engaging projection 28 is provided at the center of the front end of the louver fitting hole 24. A bifurcated engagement piece 29 at the center of the rear end of the operating body 23.
Is projected.

Reference numeral 31 is a spacer made of an elastic synthetic resin such as silicon rubber, and an engaging recess 32 is cut out at the center of the front side.

When assembling the operating body 23, the spacer 31 is inserted into the louver fitting hole 24 of the operating body 23, and the engaging recess 32 is formed.
Is engaged with the engaging projection 28 to fix the spacer 31 on the front side in the louver fitting hole 24.

Then, the central front louver 12a is inserted into the louver fitting hole 24 of the operating body 23 from the louver insertion notch 26 at its intermediate portion, and the front edge portion is brought into contact with the spacer 31 and the spacer 31 is compressed. When it is housed in the louver fitting hole 24, the protrusion 15 of the front louver 12a is recessed by the groove 25 due to the restoring force of the spacer 31.
The operating body 23 is slidably held in the state in which the sliding tok is provided by the spacer 31 to the front louver 12a, and the engaging piece 29 of the operating body 23 has the central rear louver. It is slidably engaged with the engagement rod 20 of 17a.

In this way, by guiding the front louver 12a from the louver insertion notch 26 into the louver fitting hole 24 in the operating body 23, the operating body 23 can be easily and easily assembled.
Further, since there are no protrusions or the like on the upper and lower surfaces of the front louver 12a to which the operating body 23 is assembled, the ventilation resistance can be reduced and the appearance can be improved.

Then, by rotating the front louver 12a in the vertical direction by the operating body 23, the front louver 12a is moved through the link 14.
Rotate 12 in the same direction to adjust the vertical wind direction.

In addition, the operating body 31 is stopped along the front louver 12a by the stopper 16
By sliding within the range regulated by
Rotate the center rear louver 17a via 29, and
The other rear louver 17 is interlocked and rotated in the same direction through to adjust the lateral wind direction.

At this time, the operating body 23 is pressed rearward by the spacer 31 made of an elastic material, and resistance is imparted by the rib 27,
Smooth sliding with no rattling in the assembled state and less torque fluctuation.

In the implementation, the front louver 12 may be interlockingly rotated or fixed at a predetermined interval.

[Effect of device]

According to the present invention, when the operating body is attached to the front louver, the operating body can be easily and easily assembled by guiding the front louver from the louver insertion notch into the louver fitting hole in the operating body. Further, since there are no protrusions or the like on the upper and lower surfaces of the front louver on which the operating body is assembled, the ventilation resistance can be reduced and the appearance can be improved.

Also, when the rear louver is rotated by sliding the operating body, the operating body is pushed rearward by the spacer made of an elastic material so that there is no looseness in the assembled state and smooth sliding with little torque fluctuation. As a result, the wind direction can be adjusted smoothly and with good feeling.

[Brief description of drawings]

1 is a sectional view showing an embodiment of the device of the present invention, FIG. 2 is a perspective view of a part of FIG. 1, and FIG. 3 is an exploded perspective view of FIG. 12,12a …… Front louver, 17,17a …… Rear louver, 23
...... Operator, 24 louver fitting hole, 26 louver insertion notch, 29 ...... engagement piece, 31 …… spacer.

Claims (1)

[Scope of utility model registration request] 1. A plurality of front louvers and a plurality of rear louvers that rotate in conjunction with each other are arranged orthogonally to each other, and an operating body is slidably provided on one of the front louvers, and the operating body is attached to the operating body. In the wind direction adjusting device provided with an engagement piece engaged with any one of the rear louvers, the operating body forms a louver fitting hole slidably fitted in the front louver and A wind direction adjusting device, characterized in that a louver insertion notch is formed in a lower rear portion of the dowel hole, and a spacer made of an elastic material that comes into contact with the front louver is provided on the front side in the louver fitting hole.