JP2007015658A - Register for air blow-off adjustment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a register for an air blow-off adjustment capable of blowing-off with an excellent directivity without increasing ventilation resistance when a lateral fin of a front movable louver is adjusted downward. <P>SOLUTION: In the front movable louver 3, a plurality of lateral fins 32 are horizontally juxtaposed at a certain interval, and inclinably pivotally supported through a turning shaft. The lower part of both side parts of a louver frame 31 is inclinably pivoted in an air blow-off port 11 of a bezel through a horizontal pivot shaft, and a link bar 36 is connected to a connecting part provided at a side part of each lateral fin 32 of the front movable louver 3. The louver frame 31 of the front movable louver 3 is inclined around the lower pivot shaft, and an operation knob 5 for the front louver to vertically incline the lateral fin 32 is provided. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to an air outlet adjustment register used for an air outlet for ventilation or air conditioning in an automobile or the like, and in particular, a plurality of horizontal fins of a front movable louver are horizontally spaced vertically along a front surface of an inclined bezel. The present invention relates to an air blowing adjustment register that is arranged in parallel and tilts a horizontal fin of a front movable louver up and down to adjust a wind direction up and down.

  Conventional air blowing adjustment registers generally have a bezel front surface that is inclined downward as described in Patent Document 1 below, and the front of the ventilation path in the retainer connected to the rear portion of the bezel. The horizontal fins of the movable louver are arranged horizontally, the vertical fins of the rear movable louver are arranged vertically in the rear, and the wind direction is adjusted by rotating the fins of the front movable louver and rear movable louver up and down or left and right. Is configured to do.

In such an air blowing adjustment register, for example, when adjusting the wind direction downward, the operation knob attached on the central fin of the front movable louver is operated to tilt each fin of the front movable louver downward. The direction of the blowing wind is adjusted downward.
Japanese Utility Model Publication 4-82645

  However, as shown in FIG. 9, the front surface of the bezel 71 is inclined downward, that is, the front surface of the bezel 71 is inclined downward so that the lower front portion of the bezel 71 is projected forward and the upper front portion is pulled back. Similarly, the air outlet 72 is also formed with an inclined outlet. And each fin 73 of the front movable louver arrange | positioned at the air blowing port 72 is arrange | positioned along the inclination.

  For this reason, when adjusting the wind direction downward, when the fins 73 of the front movable louver are directed downwards in the same direction as the inclination direction of the front surface of the bezel, the gap between the fins 73 is narrowed as the direction is directed downward. It will be. As a result, there is a problem that the ventilation resistance by the fins 73 is increased, and it is difficult to efficiently perform downward blowing efficiently.

  The present invention has been made in view of the above points, and when adjusting the lateral fin of the front movable louver downward, there is provided an air blowing adjustment register that can blow out with good directivity without increasing ventilation resistance. The purpose is to provide.

  In order to achieve the above object, an air blowing adjustment register according to claim 1 of the present invention has a bezel whose front surface is inclined downward, and a front movable louver is disposed in the vicinity of an air blowing outlet provided in the bezel. In the air blowing adjustment register, the front movable louver is configured to tilt the horizontal fins of the front movable louver up and down to adjust the wind direction up and down, and the front movable louver has a plurality of horizontal fins spaced horizontally in a rectangular louver frame. The lower part of both sides of the louver frame is pivotably supported in the air outlet of the bezel via a horizontal pivot. A link bar is connected to a connecting portion provided on a side portion of each lateral fin of the front movable louver, and the louver frame of the front movable louver is tilted about the lower pivot, and the lateral fin is Operation for tilting up and down Wherein the blanking is provided.

  Here, the operation knob is disposed on the side of the front movable louver along the side wall of the bezel. The operation knob has a first engagement groove and a second engagement groove, and the louver frame is engaged with the operation knob. When the link bar is engaged with the first engagement groove via the pin, the link bar is engaged with the second engagement groove via the engagement pin, and the horizontal fin of the front movable louver is directed downward by the operation knob. The louver frame can be configured to tilt the horizontal fin downward by moving the link bar while rotating the louver frame in a direction to project the upper part forward with the lower pivot as an axis.

  In addition, when the louver frame of the front movable louver is rotated so that the upper portion thereof protrudes forward, a cover that covers the upper surface of the front movable louver can be disposed in the upper portion of the air outlet.

  In the air blow adjustment register having the above-described configuration, when the wind blow direction is adjusted downward, for example, by operating the operation knob, the horizontal fins pivotally supported by the louver frame of the front movable louver are turned downward. Move. At this time, the louver frame of the front movable louver is pivoted so that its upper part protrudes forward, that is, vertically, with the lower pivot as a fulcrum, and each lateral fin of the front movable louver is directed downward. Tilt to be. Therefore, when the front face of the bezel on the register is inclined downward so that the front side faces upward, the louver frame of the front movable louver rotates so as to approach the vertical state, and each lateral fin tilts downward. When the air blowing direction is directed downward, the gaps between the horizontal fins and the horizontal fins are not narrowed, and the airflow resistance is not increased, and the air flow is sufficient and the diagonal fins facing the horizontal fins are good. It can blow with directivity.

  The air blow adjustment register having such a configuration is particularly effective when the front face of the bezel on the front face of the register is inclined so that the front face faces upward. It is possible to widen the space and effectively blow air with downward directivity. In addition, when the upper part of the louver frame of the front movable louver is rotated so as to protrude forward, the cover that covers the opening is stored inside the air outlet when the upper surface of the louver frame protrudes forward from the bezel. It can be provided so that the opening is closed to prevent the leakage of air blow, and the appearance of the register can be improved.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a front view of an air blowing adjustment register, and FIG. 2 is a right side view thereof. 3 shows a longitudinal sectional view thereof, FIG. 4 shows a transverse sectional view thereof, and FIG. 5 shows an exploded perspective view thereof. In these drawings, reference numeral 1 denotes a bezel having an air outlet 11 formed on the front surface, and the front surface of the bezel 1 protrudes forward at its lower portion and draws its upper portion backward as shown in FIG. The front surface is inclined downward so that it faces obliquely upward. Similarly, the air outlet 11 has an inclined shape so as to face obliquely upward.

  As shown in FIG. 5, a plate portion is provided horizontally on the inside of the bezel 1 so as to be connected to the retainer 2, and further, the front louver operation knob 5 is exposed on the right side of the front surface of the bezel 1. The knob opening 12 is formed. A knob opening 13 for exposing the rear louver operation knob 6 is formed below the front surface of the bezel. The retainer 2 is formed in a rectangular duct shape, and has a structure in which it is fitted and fixed to the rear portion of the bezel 1 from the rear. An air passage 21 is formed inside the retainer 2, and a knob shaft 24 for supporting the front louver operation knob 5 is provided on the right side wall of the retainer 2 as shown in FIG. Yes.

  Further, a longitudinal bearing 22 for receiving the longitudinal axis of the longitudinal fin 42 of the rear movable louver 4 is formed on the front edge of the upper plate of the retainer 2. A bearing portion 23 for supporting the pivot 34 of the louver frame 31 is formed at the lower portion of the front edge of the side wall of the retainer 2.

  The front movable louver 3 basically includes a louver frame 31 formed in a rectangular frame shape, and five lateral fins 32 that are arranged in parallel inside the louver frame 31 so as to be tilted horizontally. It is configured with. As shown in FIG. 5, shaft holes for the horizontal fins 32 are formed in the side walls of the louver frame 31 at predetermined intervals, and the rotation shafts 32 a of the five horizontal fins 32 are formed in these shaft holes. Is fitted in a rotatable manner.

  In addition, an engagement pin 35 that projects into the first engagement groove 51 of the front louver operation knob 5 protrudes from the upper portion of the right side wall of the louver frame 31. Further, a connecting shaft 32b protrudes from the right end portion of each horizontal fin 32 at a biased position different from the rotation shaft 32a, and a shaft hole formed by a ring bar 36 at a position corresponding to the shaft is connected to each of the connecting fins 32b. The shaft 32b is fitted and connected.

  Thereby, when the link bar 36 moves up and down, each horizontal fin 32 can be tilted (rotated) about the rotation shaft 32a. The link bar 36 is formed in a substantially L-shape, and an engagement pin 37 projects from the tip of the link bar 36. The engagement pin 37 engages with a second engagement groove 52 provided in the front louver operation knob 5. To do.

  When the upper part of the louver frame 31 is rotated so as to protrude from the air outlet 11 of the bezel 1, the upper part of the louver frame 31 including the gap, that is, the upper part of the front movable louver 3 is exposed. A cover 7 is connected to the upper part of the louver frame 31 and is slidably accommodated in the upper part of the air outlet 11 in order to cover the upper gap of the protruding front movable louver 3. When the upper part of the front movable louver 3 is pushed forward from the air outlet 11, the cover 7 moves forward so as to be pulled out together with the louver frame 31 of the front movable louver 3 and covers the upper part. And when returning the front movable louver 3 in the air blower outlet 11, the cover 7 is accommodated in the upper part in the air blower outlet 11. FIG. The cover 7 can be formed of, for example, a flexible flat plate (a plate in which a number of segments are movably connected in a flat plate shape).

  The front louver operation knob 5 is formed in a substantially disk shape, a boss portion 53 is fitted in the center portion, and a first engagement groove 51 and a second engagement groove 52 are formed in the vicinity of the outer peripheral portion. . The front louver operation knob 5 is rotatably mounted on the side of the retainer 2 so that the knob shaft 24 on the retainer 2 side is fitted into the shaft hole of the boss portion 53. A part of the operation knob 5 is a bezel. 1 is exposed forward from the first knob opening 12.

  Accordingly, when the front louver operation knob 5 is operated downward (operated counterclockwise in FIG. 3) in the state shown in FIG. 6, that is, the horizontal fin 32 is substantially horizontal, the entire front movable louver 3 moves its pivot 34. It rotates so that the upper part may protrude ahead on a shaft, and each horizontal fin 32 on the inside will face diagonally downward. Further, when the operation knob 5 is operated upward (operating clockwise in FIG. 3) in a state where the entire front movable louver 3 protrudes forward with the pivot 34 as an axis, the entire front movable louver 3 When the pivot 34 is pivoted so that the upper part is pulled back backward, and the operation knob 5 is operated in the same direction, the second engagement groove 52 and the engagement pin 37 are interposed as shown in FIG. The link bar 36 translates downward, thereby tilting the horizontal fins 32 so as to face upward.

  Further, the rear movable louver 4 is disposed in the ventilation path 21 in the retainer 2 behind the front movable louver 3. As shown in FIG. 5, the rear movable louver 4 is configured to include five vertical fins 42 so as to be rotatable, and has a structure in which the vertical fins 42 are rotated by a rear louver operation knob 6. Rotating shafts 42a project from the upper and lower portions of the vertical fins 42. The upper rotating shafts 42a are rotatably supported by the vertical bearing portions 22 of the retainer 2, and the lower rotating shafts 42a. Are respectively inserted into the shaft holes of the support plate 44 and rotatably supported, and the support plate 44 is fitted into the bottom of the retainer 2.

  Furthermore, each rotation shaft 42a at the upper part of each vertical fin 42 penetrates the upper plate of the retainer 2, and a crank 42b is provided at the upper end of each rotation shaft 42a penetrating above the upper plate. The link bar 43 is linked. On the other hand, a crank 45 is provided on a rotating shaft 42 a below the vertical fin 42 located at the center, and the crank pin of the crank 45 is connected to the rear louver operation knob 6 via a link member 62.

  As shown in FIG. 3, the rear louver operation knob 6 is pivotally supported horizontally below the bottom plate of the bezel 1 and can be rotated in the left-right direction. A boss 63 is fitted in the center of the rear louver operation knob 6, a knob shaft 14 on the bottom plate of the bezel 1 is projected, and the shaft hole of the boss 63 is fitted into the knob shaft 14. The operation knob 6 is pivotally supported at the bottom of the bezel 1 and a part of the rear louver operation knob 6 is exposed to the front from the second knob opening 13 on the front of the bezel 1. An engagement pin 61 protruding from the end of the rear louver operation knob 6 is connected to the link member 62, and the other end of the link member 62 is connected to the crank 45 of the vertical fin 42 at the center of the rear movable louver 4. . Therefore, when the rear louver operation knob 6 is operated so as to turn left and right, the vertical fin 42 rotates about the rotation shaft 42 a via the engagement pin 61, the link member 62, and the crank 45. You can adjust any left and right direction.

  The air blowing adjustment register having the above-described configuration is attached to an instrument panel or a dashboard portion in an automobile so that the end of the retainer 2 is connected to a ventilation duct (not shown). The air sent from the ventilation duct is blown out from the ventilation path 21 in the retainer 2 through the air outlet 11.

  When adjusting the air blowing direction up or down, the front louver operation knob 5 is turned up or down. When the front movable louver 3 is turned downward with the front movable louver 3 horizontal as shown in FIGS. 3 and 6, the front movable louver 3 as a whole is rotated clockwise about the pivot 34 as shown in FIG. To turn.

  At this time, as shown in FIG. 7, the louver frame 31 of the front movable louver 3 is pivoted so that its upper portion protrudes forward, that is, stands vertically, with the lower pivot 34 as a fulcrum. The lateral fins 32 of the louver 3 are tilted so as to face downward. Therefore, when the front side of the bezel 1 on the front side of the register is inclined downward so that the front side faces upward, the louver frame 31 of the front movable louver 3 rotates so as to approach a vertical state. Thereby, since each horizontal fin 32 tilts downward, when the air blowing direction is directed downward, the gap between each horizontal fin 32 and the horizontal fin 32 is not narrowed, and the ventilation resistance is not increased. It is possible to blow with a good directivity in an obliquely downward direction with the horizontal fins 32 facing with a small air volume.

  Further, in this state, all the lateral fins 32 linked by the link bar 36 can be tilted by the movement of the link bar 36, and the link bar 36 is interposed via the engagement pin 37 and the second engagement groove 52. Since it is engaged with the operation knob 5, the lateral fin 32 can be tilted downward or upward according to the operation of the front louver operation knob 5.

  In addition, as shown in FIG. 7, when the front louver operation knob 5 is operated to rotate the upper part of the louver frame 31 of the front movable louver 3 so as to protrude forward, the front louver operation knob 5 is housed in the upper part of the air outlet 11. The cover 7 is pulled out, and the upper part of the louver frame 31 is covered with the cover 7. For this reason, even when the upper part of the louver frame 31 is open, when the upper part of the louver frame 31 is extended forward, the opening can be covered with the cover 7 to prevent air leakage, Deterioration of the appearance of the register due to the opening can be prevented.

  On the other hand, when the horizontal fin 32 of the front movable louver 3 is desired to face upward, the front louver operation knob 5 is turned upward as shown in FIG. 8 from the state of FIG. At this time, when the engagement pin 37 at the tip of the link bar 36 is pushed by the second engagement groove 52 of the operation knob 5 and moves, the link bar 36 moves diagonally to the lower left in FIG. All the horizontal fins 32 connected to are tilted so as to face obliquely upward. As a result, the air blowing direction is adjusted upward, and air can be blown obliquely upward from between the well-opened lateral fins 32 as shown in FIG. The upward angle of the horizontal fin 32 can be changed according to the operation amount of the operation knob 5.

  In order to change the wind direction to the left or right, the rear louver operation knob 6 is rotated left or right. When the rear louver operation knob 6 is turned to the left or right, the vertical fin 42 of the rear movable louver 4 is turned to the left or right via the link member 62 and the crank 45 to adjust the wind direction. The air whose air direction has been adjusted to the left or right is blown out through the front movable louver 3 located in front of the air, and as described above, the lateral fins 32 of the front movable louver 3 are adjusted downward. However, the airflow resistance does not increase, and the air whose airflow direction is adjusted at the left and right and top and bottom can be blown with a sufficient air volume.

It is a front view of the register for air blowing adjustment which shows one Embodiment of this invention. It is a right view of the register. FIG. 3 is a sectional view taken along line III-III in FIG. 1. It is IV-IV sectional drawing of FIG. It is a disassembled perspective view of the register. It is VI-VI sectional drawing of FIG. It is sectional drawing of the state which operated the horizontal fin of the front movable louver downward. It is sectional drawing of the state which operated the horizontal fin of the front movable louver upward. It is sectional drawing of the conventional register | resistor.

Explanation of symbols

1-bezel 2-retainer 3-front movable louver 5-front louver operation knob 11-air outlet 21-ventilation path 31-louver frame 32-lateral fin 32a-rotating shaft 32b-connecting shaft 34-pivot 35-engagement Coupling pin 36-link bar 51-first engaging groove 52-second engaging groove

Claims (3)

A front movable louver is provided in the vicinity of the air outlet provided in the bezel, and the front fin is tilted up and down to adjust the wind direction up and down. In the air blowout adjustment register,
The front movable louver includes a plurality of horizontal fins arranged in parallel in a rectangular louver frame at intervals in the horizontal direction, and is pivotally supported via a rotation shaft. The lower part of the bezel is pivotally supported in a bezel air outlet through a horizontal pivot, and a link bar is connected to a connecting part provided on a side of each lateral fin of the front movable louver. An air blowing adjustment register characterized in that an operation knob is provided for tilting the louver frame of the louver about the lower pivot axis and tilting the lateral fin up and down.  The operation knob is disposed on the side of the front movable louver along the side wall of the bezel. The operation knob is formed with a first engagement groove and a second engagement groove, and the louver frame is interposed via an engagement pin. The link bar engages with the second engagement groove via the engagement pin, and the louver of the front movable louver is directed downward by the operation knob. 2. The air blowing adjustment device according to claim 1, wherein the horizontal fin is tilted downward by moving the link bar while rotating the frame in a direction to project the upper portion forward with the lower pivot as an axis. register.  When the louver frame of the front movable louver is rotated so that the upper portion thereof protrudes forward, a cover that covers the upper surface of the louver frame is disposed so as to be housed in the upper portion of the air outlet. The air blowing adjustment register according to claim 1.

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