JPH0522750Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a register, mainly a register used as an air conditioner in a vehicle.

(Prior Art) Some registers of this type are equipped with fixed fins in the shape of a grill on the front surface in order to improve their appearance. An example of this resistor will be described with reference to FIG. 9, which shows a side cross section thereof.

The register includes a cylindrical register case 40 with a plurality of movable wind direction adjusting fins 41 rotatable about a horizontal rotation axis P via a rotation shaft 42, and Fixed fins 44 adjacent to the front side of each of the movable fins 41 are provided on the grille 43 covering the front surface. The plurality of movable fins 41 are interconnected via a suitable link mechanism (not shown), and can be operated by moving the operating knob 45 engaged with the central movable fin 41 in the vertical direction. rotated at the same time.

However, in the conventional register, the movable fin 4
As shown in FIG. 10, the rotation axis P of the fixed fin 41 was located at the front end of the fin 41, and was set at a rear position of the central axis P1 of the fixed fin 44.

(Problem to be Solved by the Invention) Therefore, when the movable fin 41 is rotated and tilted, part of the wind flowing from the rear of the register case 40 and rectified by the movable fin 41 is It collides with the fixed fin 44 (see arrow a in FIG. 10). For this reason, the fixed fins 44 act as a resistance to the wind, which disturbs the direction of the wind and worsens the directivity of the wind.
Turbulence (see arrow b in FIG. 10) occurred in the wind, causing noise and resulting in loss of flow rate of the wind.

The present invention has been devised in view of the above-mentioned problems in the conventional technology, and its purpose is to provide a resistor in which the fixed fins have almost no adverse effect on the various characteristics of the wind.

(Means for Solving the Problems) In order to solve the problems in the above-mentioned conventional technology, the present invention is such that a movable fin for adjusting the wind direction is rotatably provided in the register case, and the front surface of the register case is The register is provided with a fixed fin adjacent to the front side of the movable fin, and the rotation axis of the movable fin is set to rotate about the central axis of the fixed fin.

(Function) According to the above means, the movable wind direction adjusting fin is rotated about the central axis of the fixed fin, so that the fixed fin is always located in the blind spot of the movable fin when viewed from the wind flow. The wind rectified by the movable fins is smoothly blown forward without colliding with the fixed fins.

(Embodiment) An embodiment of the present invention will be described below with reference to FIGS. 1 to 8. Figure 1 shows a plan sectional view of an automobile register, and Figure 2 shows a sectional view of the same side.
3 showing an exploded perspective view of the same, FIG. 4 showing a front view of the same, FIG. 5 showing a right side view of the same, and FIG. 6 showing a bottom view of the register case 1.
is formed into a substantially rectangular tube shape, and inner and outer joining flanges 2 and 3 are formed on the left and right front end edges, respectively. Note that the upper and lower front ends of the register case 1 are formed with substantially trapezoidal notches.

The grill 4 arranged at the front end of the register case 1 has a rectangular frame shape, and has an appropriate number (the figure shows five) of fixed fins 5 arranged horizontally and at approximately equal intervals. They are constructed parallel to each other. The fixed fin 5 is formed into a rod shape with a substantially elliptical cross section. Note that the fixed fins 5 are adjacent to the front sides of first movable wind direction adjusting fins 12, which will be described later.

On the rear side of the grille 4, there are inner and outer joining flanges 6 and 7 that butt against the inner and outer joining flanges 2 and 3 of the register case 1, and a butt-like shape that abuts the upper and lower front edges of the case 1. A substantially trapezoidal mounting flange 8 facing the flange 8 is formed. The grille 4 has left and right engagement protrusions 10 of a thin flange portion 9 that protrudes from the upper and lower front ends of the register case 1, and the mounting flange 8.
The left and right engaging holes 11 disposed in the left and right engaging protrusions 10 are integrally connected via a pair of snap means.

A first movable wind direction adjusting fin 12 is provided between the joint between the register case 1 and the grill 4 to adjust the vertical direction of the wind that is introduced from the rear of the register case 1. . Furthermore, the case 1 is provided with a second movable fin 13 for adjusting the wind direction, which is located behind the first movable fin 12 and adjusts the direction of the wind in the left and right directions reaching the first movable fin 12. be done. First, the first movable fin 1
The structure of No. 2 will be explained.

A shaft hole 14 is formed between the abutting surfaces of the register case 1 and the outer joining flanges 3, 7 of the grille 4, by the abutting surfaces. That is, as shown in FIG. 5, the shaft hole 14 closes the open end of the substantially U-shaped groove of the outer joint flange 3 of the register case 1 with the edge of the outer joint flange 7 of the grille 4. It is formed by The shaft holes 14 are arranged on the same axis as the central axis P1 of the fixed fin 5.

Moreover, a wave-shaped guide groove 15 is formed between the abutting surfaces of the inner joining flanges 2 and 6 of the register case 1 and the grille 4. That is, as shown in FIG. 7, the guide groove 15 cooperates with the substantially wavy edge of the inner joining flange 2 of the register case 1 and the substantially wavy edge of the inner joining flange 6 of the grille 4. The groove is formed into a tooth shape with a predetermined groove width. The guide groove 15 has a waveform in which circular arcs centering on the axis P1 of each shaft hole 14 are continuous.

A first movable fin 12 in the form of a band plate is arranged so as to be tiltable through the shaft hole 14 and the guide groove 15.
The left and right guide shafts 16 are respectively projected from approximately the center of the left and right end surfaces on the same axis. Left and right mounting arms 17 are integrally formed at the tip of the guide shaft 16 so as to protrude forward, that is, forward in the lateral direction of the first movable fin 12 . Further, left and right rotation shafts 18 are projected from the outer surface of the tip of the mounting arm 17 on the same axis.

When assembling the register case 1 and the grill 4, an appropriate number (5 in this example) of the first movable fins 12 for adjusting the wind direction are attached to the guide shaft 16.
is held in the guide groove 15, and its rotating shaft 18 is held in the shaft hole 14, so that the rotating shaft 18 rotates about the axis of the rotating shaft 18, that is, the axis P1 of the fixed fin 5. It is rotatably assembled.

Further, the shaft 19 protruding from the rear end of the left end surface of the first movable fin 12 is rotatably engaged in each shaft hole 21 of the interlocking link 20, and all the first
The movable fins 12 are always kept parallel to each other and are rotatable. By rotating the first movable fin 12, the vertical direction of the air blown out from the front surface of the grill 4 is adjusted.

An elongated guide hole 22 is formed in the first movable fin 12 at the center. An operating knob 23 formed by overlapping upper and lower operating pieces 24 is attached to the fixed fin 5 in a slidable and rotatable manner. The operation knob 23 is connected to the central fixed fin 5.
and a guide piece 25 that is slidably engaged with the first movable fin 12 and inserted into the guide hole 22. Therefore, by rotating the operating knob 23 in the vertical direction around the fixed fin 5 in the center, the first movable fin 12 for adjusting the wind direction in the center can be rotated as appropriate, and the All the first movable fins 12 are rotated at the same time. A slit-shaped engagement groove 26 is formed at the rear end of the operating piece 24.

Regarding the structure of the second movable fin 13 for adjusting the wind direction, there is a gap between the abutting surfaces of the upper and lower front edges of the register case 1 and the upper and lower mounting flanges 8 of the grille 4. Shaft hole 2
7 is formed. That is, the shaft hole 27 is formed by matching the substantially semicircular groove of the mounting flange 8 of the grille 4 with the substantially semicircular groove of the front edge of the register case 1. Shaft hole 27
A suitable number (five shown in the figure) are arranged in series at approximately equal intervals.

The band-shaped second movable fin 13, which is rotatably disposed through the upper and lower shaft holes 27, has upper and lower rotation shafts 28 located approximately in the center of its upper and lower end surfaces on the same axis. It is prominent. and,
When assembling the register case 1 and the grill 4, an appropriate number of wind direction adjusting plates (5 pieces in this example) are used.
The movable fin 13 has its rotation shaft 28 aligned with the shaft hole 2.
By being held between the two rotation shafts 7, the rotation shaft 28 is assembled so as to be rotatable about the axis of the rotation shaft 28.

Further, the shaft 29 protruding from the rear end of the lower end surface of the second movable fin 13 is rotatably engaged in each shaft hole 31 of the interlocking link 30, and all the second
The movable fins 13 are always kept parallel to each other and are rotatable. Further, the central second movable fin 13 has an arcuate notch 32 formed at its front edge, and a rod-shaped engagement portion 33 is provided between the upper and lower front ends of the notch 32 . The engagement groove 26 of the operation knob 23 is engaged with the engagement portion 33 . Therefore, by sliding the operating knob 23 in the left-right direction along the central fixed fin 5, the second movable fin 13 for adjusting the wind direction can be adjusted.
is rotated as appropriate, and all the second movable fins 13 are simultaneously rotated via the interlocking link 30. By this rotation of the second movable fin 13,
The horizontal direction of the wind blown out from the front surface of the grill 4 is adjusted.

According to the register described above, the first movable fin 12 for adjusting the wind direction is rotated about the central axis P1 of the fixed fin 5 by operating the operation knob 23 in the vertical direction, so that the grille 4. The vertical direction of the wind blown from the front is adjusted. When viewed from the wind flow, the fixed fin 5 is always located in the blind spot of the first movable fin 12, and most of the wind rectified by the first movable fin reaches the fixed fin 5. It is smoothly blown out forward without collision (see arrow in Fig. 8).

Therefore, the fixed fins 5 hardly act as a resistance to the wind, the direction of the wind is not disturbed, the directivity of the wind is improved, and turbulence is less likely to occur in the wind, reducing noise and flow loss of the wind. It is possible to prevent such problems as much as possible.

(Effect of the invention) That is, according to the invention, the movable wind direction adjusting fin is rotated about the central axis of the fixed fin, so that the fixed fin is always aligned with the movable fin when viewed from the wind flow. Since the wind is rectified by the movable fins and is blown out smoothly forward without colliding with the fixed fins, unlike conventional fins, the fixed fins act as a resistance to the wind. The wind direction is hardly disturbed, the directionality of the wind is improved, and turbulence is less likely to occur in the wind, and problems such as noise and loss of flow rate of the wind are prevented as much as possible. I can do it.

[Brief explanation of the drawing]

1 to 8 show an embodiment of the present invention, and FIG. 1 is a plan cross-sectional view of an automobile register;
Figure 2 is a sectional view of the same side, Figure 3 is an exploded perspective view of the same side,
Fig. 4 is a front view of the same, Fig. 5 is a right side view of the same, Fig. 6 is a bottom view of the same, Fig. 7 is a sectional view taken along the - line of Fig. 4,
FIG. 8 is an enlarged view of the main part, FIGS. 9 and 10 show a conventional example, FIG. 9 is a side sectional view of the automobile register, and FIG. 10 is an enlarged view of the main part. 1...Register case, 5...Fixed fin, 1
2...First movable fin for adjusting wind direction.

Claims (1)

[Claims for Utility Model Registration] (1) A movable fin for adjusting wind direction is rotatably provided on the register case, and a fixed fin adjacent to the front side of the movable fin is provided on the front side of the register case. 1. A register, wherein a rotation axis of the movable fin is set to rotate about a central axis of the fixed fin. (2) A mounting arm protruding forward is provided at both ends of the movable wind direction adjusting fin, and the tip of the arm is rotatably supported on the register case, as claimed in claim (1). Register listed in.