JP3712930B2 - Wind direction adjustment device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a wind direction adjusting device that can control the blowing direction of air and that can blow or stop the blowing.
[0002]
[Prior art]
Examples of conventional wind direction adjusting devices include those described in Japanese Patent Application Laid-Open No. 8-26852 or Japanese Utility Model Laid-Open No. 58-179214. These structures relate to the wind direction adjusting device, and a link for interlocking the wind direction adjusting blade is provided on one side of the side wall of the case, and the operation unit and the link are separated from each other. Moreover, the vertical width and the horizontal width are substantially the same.
[0003]
[Problems to be solved by the invention]
However, in such a wind direction adjusting device, since the operation unit and the link are separated from each other, the blades themselves may be twisted. Moreover, in recent years when there is a tendency to increase the number of devices mounted on the instrument panel, the vertical dimension of the wind direction adjusting device tends to be thin. It is necessary to ensure. That is, in the structure in which the operation unit and the link are separated from each other like the wind direction adjusting device according to the conventional example, the blades are more likely to be twisted, and improvement is required.
[0004]
The present invention has been made in consideration of such conventional problems, and provides a wind direction adjusting device having a wind direction adjusting blade that does not cause twisting even if the wind direction adjusting device has a large lateral width. With the goal.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, the invention of claim 1 is characterized in that a case body which is connected to a duct and has one long outlet, and one end of the case body is rotatable on a wall inside the outlet. And at least a wind direction adjusting blade whose direction of wind is adjusted by an operating means. The other end portion of the wind direction adjusting blade is rotatably supported at a substantially central portion of the outlet of the case body. A support member formed substantially parallel to the wall, and the operating means is formed at the other end of the wind direction adjusting blade, and is linked to an adjacent wind direction adjusting blade with the support portion interposed therebetween. Have
[0006]
According to the first aspect of the present invention, the support portion holds the substantially central portion of the outlet of the case body, so that the rigidity of the case body itself is ensured even if one of the outlets of the case body is long. Further, since the link member is connected to the support portion and is rotated at the center side end portion of the airflow direction adjusting blade, the stress acting on the blade is dispersed, and the blade can be prevented from being twisted. The operational feeling is improved by improving the rigidity of the blades.
[0007]
A second aspect of the present invention is the wind direction adjusting device according to the first aspect, wherein the windward side of the link member is formed in a wedge shape toward the windward side.
[0008]
According to the invention of claim 2, since the windward side of the link member is wedge-shaped, the air resistance can be reduced and the wind direction control characteristic is improved. Further, when the operating means is operated to bring the blades to the neutral position, the link member allows the wind flow to escape to both sides, thereby reducing the airflow resistance.
[0009]
A third aspect of the present invention is the wind direction adjusting device according to the first or second aspect, wherein the operating means straddles the support portion and supports the wind direction adjusting blade.
[0010]
According to invention of Claim 3, since the said operation means straddles the said support part and supports the said wind direction adjustment blade, the twist of the said wind direction adjustment blade is further prevented, and a feeling of operation further improves.
[0011]
A fourth aspect of the present invention is the wind direction adjusting device according to any one of the first to third aspects, wherein the end portion of the link member is in contact with either the upper or lower inner wall of the case body. Thus, the inclination of the wind direction adjusting blade can be stopped.
[0012]
According to invention of Claim 4, the operation load by the said operation means will be received by all the said link members, and the rigidity of the stopper which stops the inclination of a wind direction adjustment blade will improve.
[0013]
A fifth aspect of the present invention is the wind direction adjusting device according to any one of the first to fourth aspects, wherein the shaft is more than the sliding resistance between the link member and the shaft supporting the link member. The sliding resistance with the case body was configured to be small.
[0014]
According to the fifth aspect of the present invention, twisting is less likely to occur while generating a sufficient operational feeling by operating the wind direction adjusting blade by the operating means.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
1 to 6 are views showing an embodiment of a wind direction adjusting device of the present invention.
[0016]
Reference numeral 1 denotes a wind direction adjusting device. The wind direction adjusting device 1 is a case body 2, a vertical louver 3 that is a “wind direction adjusting blade”, a leeward side of the vertical louver 3, and “one end”. The horizontal louver 4 that is a “wind direction adjusting blade” in which the first rotary shaft 4 a is rotatably supported by the case body 2 via the spacer 18, and “operating means” that can operate the vertical louver 3. It is comprised at least by the left-right direction control means 5 and the up-down direction control means 6 which is the other of the "operation means" which can operate the horizontal louver 4.
[0017]
The case body 2 includes a case main body 10 and a decorative member 11, both of which are made of a hollow synthetic resin. The inner wall has a vertical dimension of 35 millimeters and a transverse dimension of 175 millimeters. Long dimensional relationship. An end portion 11a on the leeward side of the decorative member 11 is fixed to an end portion 10a on the leeward side of the case body 10, that is, the air blowing side.
[0018]
The case body 10 is connected to a duct 7 which is a blowing portion of an air temperature control device (not shown) mounted on an automobile instrument panel with an annular sealing material 8 interposed therebetween. At a substantially central portion of the blowout port 10c of the case body 10, there is a slip from a bearing portion 12a, which will be described later, which rotatably supports the second rotating shaft 4b which is the “other end portion” of the lateral louver 4. A columnar support receiving portion 10d to be prevented is bridged up and down.
[0019]
The decorative member 11 is formed so as to protrude from the end portion 11a vertically and horizontally, and is arranged at a position flush with a decorative plate (not shown) of an automobile instrument panel. A groove formed on the leeward side end portion 10a of the decorative member 11 so as to rotatably support the second rotating shaft 4b of the lateral louver 4 at a substantially central portion of the outlet 11b of the decorative member 11. The support part 12 which has the shape-like bearing part 12a is bridged up and down.
[0020]
The connecting portion 4c formed on the second rotating shaft 4b of the plurality of horizontal louvers 4 has a cross section on the windward side capable of guiding the wind so as to straddle the support portion 12, and is formed in a wedge shape as shown in FIG. The link member 13 formed is connected.
[0021]
The vertical louver 3 is pivotally supported on the windward side of the case body 10 of the case body 2, that is, on the duct 2 side so as to be rotatable left and right by a rotation shaft 3 c, and the two louver bodies 3 a in the middle are dimensioned in the front-rear dimension The other eight louver bodies 3b have a long shape. The louver bodies 3 a and 3 b are connected by a connecting link 14.
[0022]
The lateral louver 4 is pivotally supported by the first and second rotating shafts 4a and 4b on the leeward side of the case body 10 of the case body 2, that is, on the blowout port 11b side of the decorative member 11 so as to be rotatable up and down. An engagement hole 4f is formed on the other end of the middle louver body 4d, that is, on the center side of the decorative member 11, and the other two louver bodies 4e have the engagement hole 4f. Not formed. The louver bodies 4 d and 4 e are connected by a link member 13.
[0023]
The left-right direction control means 5 includes a dial 15 that is rotatably supported by a screw 16 on a boss 10b formed on the lower surface of the case body 10, and is connected to the dial 15 and rotates. The operation link 17 is connected to the shaft 3c. A part of the dial 15 is exposed from an opening 11 c formed in the decorative member 11.
[0024]
The vertical control means 6 has a groove 6a formed in the middle so as to straddle the support 12 from the leeward side, and a claw 6b is engaged and supported in the engagement hole 4f formed in the lateral louver 4. ing.
[0025]
The wind direction adjusting device 1 having such a configuration is then assembled in order. That is, the lateral louver 4 is assembled to the decorative member 11 with the spacer 18 and the bearing portion 12 a of the support portion 12, and the claw 6 b of the vertical direction control means 6 is assembled to the engagement hole 4 f of the louver 4. The case body 10 is assembled with the vertical louver 3 and the connecting link 14. The assembly is completed by assembling the link member 13 after assembling the decorative member 11 and the case body 10 assembled in advance.
[0026]
In this embodiment, since it has such a configuration, the support portion 12 holds the substantially central portion of the air outlet 10c of the case body 10 of the case body 2, so that the case body 2 is long even if it is long in the left and right directions. The rigidity of itself is secured. Further, since the link member 13 is connected to the support portion 12 and is rotated on the second rotation shaft 4b on the center side of the horizontal louver 4, the stress acting on the horizontal louver 4 is dispersed and the horizontal louver is dispersed. Thus, twisting of 4 can be prevented. By improving the rigidity of the horizontal louver 4, the operational feeling when operating the vertical control means 6 is improved.
[0027]
Further, when the dial 15 of the left / right direction control means 5 is operated to tilt the vertical louver 3 to the left or right, the link member 13 has a wedge shape, so that it matches the operation angle of the vertical louver 3. Since the link member 13 is aligned with the operating angle of the vertical louver 3 as in the flow of the wind A indicated by a two-dot chain line in FIG. 5, the air resistance can be reduced and the wind direction control characteristics are improved. When the dial 15 is operated to bring the vertical louver 3 to the neutral position, the air flow resistance is reduced by the link member 13 releasing the flow of the wind A to both sides as shown by the solid line in FIG. Can be reduced.
[0028]
Further, since the vertical direction control means 6 straddles the support portion 12 with the groove portion 6a and is supported by the engaging hole 4f of the louver main body 4d of the lateral louver 4 with the claw 6b, the lateral louver 4 is twisted. Further, the feeling of operation is further improved.
[0029]
Further, the operation load applied by the vertical direction control means 6 is received by all the link members 13, and the link member 13 moves from the position indicated by the solid line to the position indicated by the two-dot chain line as shown in FIG. Thus, the inclination of the lateral louver 4 is stopped at the stage where it contacts the upper or lower wall of the case body 10 of the case body 2, and the link member 13 has a stopper function and has a wedge-shaped cross section. 13, the rigidity of the stopper is improved.
[0030]
Further, since the sliding resistance between the shaft 4a and the case body 2 is smaller than the sliding resistance between the link member 13 and the shaft 4c supporting the link member 13, the left-right direction control means 5 is used. In addition, the operation of the vertical louver 3 and the horizontal louver 4 by the vertical direction control means 6 generates a sufficient feeling of operation and is less likely to twist.
[0031]
FIG. 7 shows another embodiment of the present invention in which left and right louver bodies 4d, 4e of the lateral louver 4 are integrally formed with a second rotating shaft 4b which is the “other end”. However, in the example shown in FIG. 7, it is the divided second rotating shaft 4g, and the left and right louver bodies 4d, 4e are made of different members. Have And as shown in FIG. 7, the bearing part 12b is formed in the support receiving part 10e.
[0032]
In the above-described embodiment, the example in which the support portion 12 and the support receiving portion 10d are arranged in the front-rear direction and the second rotating shaft 4b of the lateral louver 4 is held has been described. However, the present invention is not limited to this. Alternatively, only the support receiving portion 10d may be used.
[0033]
Moreover, in the said embodiment, although the long side of the case body 2 was set to the left-right direction and the short side was set to the up-down direction, it was not restricted to this, For example, the long side of the case body 2 was set to the up-down direction, You may make it make a short side into the left-right direction. In short, one of the outlets 11b may be long.
[Brief description of the drawings]
FIG. 1 is a perspective view of an embodiment of a wind direction adjusting device of the present invention.
2 is a cross-sectional view taken along line SA-SA in FIG.
3 is a cross-sectional view taken along line SB-SB in FIG.
4 is an operation explanatory view of FIG. 2. FIG.
5 is an operation explanatory view of FIG. 3. FIG.
6 is an exploded perspective view of FIG. 1. FIG.
7 is an exploded perspective view corresponding to FIG. 7 according to another embodiment of the wind direction adjusting device of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Wind direction adjusting device 2 Case body 3 Vertical louver 4 which is "wind direction adjusting blade" Horizontal louver 4a which is "wind direction adjusting blade" One end part 4b of horizontal louver Other end part 4c of horizontal louver Main body 4f Engagement hole 5 Left-right direction control means 6 as "operating means" Up-down direction control means 7 as "operating means" Duct 10 Case main bodies 10c, 11b Outlet 11 Cosmetic member 12 Support portion 12a Bearing portion 13 Link member

Claims (5)

A case body that is connected to a duct and has one long outlet, and a wind direction in which one end is pivotally supported on a wall inside the outlet of the case body and the wind direction is adjusted by operating means. And at least an adjustment blade,
In the substantially central part of the blowout port of the case body, a support part configured to rotatably support the other end part of the wind direction adjusting blade is installed substantially parallel to the wall,
The said operation means has a link member formed in the other end part of the said wind direction adjustment blade | wing, and connected with an adjacent wind direction adjustment blade | wing on both sides of the said support part, The wind direction adjustment apparatus characterized by the above-mentioned. The wind direction adjusting device according to claim 1,
The wind direction adjusting device according to claim 1, wherein the windward side of the link member is formed in a wedge shape toward the windward. The wind direction adjusting device according to claim 1 or 2,
The said operation means spans the said support part, and supports the said wind direction adjustment blade, The wind direction adjustment apparatus characterized by the above-mentioned. The wind direction adjusting device according to any one of claims 1 to 3,
The wind direction adjusting device according to claim 1, wherein the end of the link member is configured to be able to stop the inclination of the wind direction adjusting blade by abutting against the inner wall of the upper and lower sides of the case body. The wind direction adjusting device according to any one of claims 1 to 4,
A wind direction adjusting device, wherein the sliding resistance between the shaft and the case body is smaller than the sliding resistance between the link member and the shaft supporting the link member.

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