JP2003285640A - Back blade mounting structure of register - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide the back blade mounting structure of a register installed so that a back blade can be lightly operated without being affected by variation in dimensions of an opening part of a retainer at the time of mounting the back blade. <P>SOLUTION: A shaft part 52, and a reference side shaft part 53 formed longer than the shaft part 52 are formed on one end and the other end of the back blade 5 of a register 1, respectively. The shaft part 52 is cylindrically formed, and a cylindrical shaft part 531 and a prismatic shaft part 532 are formed on the reference side shaft part 53. Then, the shaft part 52 is passed through a back blade supporting hole 26 of a retainer 2, and the cylindrical shaft part 531 of the reference side shaft part 53 is passed through a back blade supporting hole 27 of the retainer 2 and is fit by a link member 14 arranged on the outside of a retainer exit part 22, so that the prismatic shaft part 532 is engaged with a square hole part of the link member 14. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear blade mounting structure for a register that forms a ventilation passage in a vehicle compartment.

[0002]

2. Description of the Related Art As is well known, a vehicle register uses a front blade and a rear blade to supply the supplied air.
In the conventional register 101, as shown in FIG. 12, the retainer and 102 that form the air flow passage, and the retainer 102 that is supported in the up and down direction are supported. A plurality of rear blades 104 having shaft portions 104b at both ends by adjusting the left-right direction of the air flow path, a bezel 103 arranged in front of the retainer 102 to form a case body, and supported by the bezel 103 in the left-right direction. The front blade 105 and the connecting rod 106 that connects the rear blades 104.

At this time, the plurality of rear blades 104 are formed in the wing portion 104a and the shaft portions 104b at both ends of the wing portion 104a and are arranged vertically in the opening portion 102a of the retainer 102, and the retainer 102 in the opening portion 102a is formed. The shaft portion 104b was rotatably supported by the inner blade support hole 107 formed in the upper and lower wall portions 102b.

Further, a plate-like connecting rod 106 is arranged at one axial end of the wing portion 104a of the rear blade 104, and by operating an operation knob (not shown), all the rear blades 104 are in the same direction. It is configured to work with. The connecting rod 106 is the inner blade 1
Since it is inserted into the pin portion 104c formed to project in 04, it is possible to connect all the inner blades 104 by inserting the pin portions 104c of the plurality of inner blades 104.

[0005]

However, since the conventional register 101 is formed by molding each part constituting the register 101 with a resin material, a slight variation occurs in the size of each part. Was there. This slight variation has a risk of adversely affecting the movement of the inner blade 104 when assembled.

For example, the back blade 104 is positioned by
It is determined between the retainer contact surface formed on the shaft portions 104b on both sides and the inner wall surface of the retainer 102, that is, the vertical dimension of the opening 102a of the retainer 102. 10
If the vertical dimension of 2a is too small, an extra force is applied in the axial direction of the rear blade 104 to make the turning state of the rear blade 104 heavy, and the vertical dimension of the opening 102a is too large. For example, the back blade 104 moves in the vertical direction, which causes a noise.

Further, due to the structure in which the bezel 103 is arranged so as to cover the opening 102a of the retainer 2, even when the bezel 103 is assembled to the retainer 102, the opening 102a of the retainer 102 is affected by the dimensional variation of the bezel 103. There was also a risk of reducing the vertical dimension of the.

Further, the connecting rod 106 has a retainer 10
Since it is arranged in the second opening 102a, wind noise is generated and becomes noise.

The present invention is to solve the above-mentioned problems and to provide a back blade mounting structure for a register which can improve the operation of the back blade without being affected by the dimensional variation of each portion and can prevent noise. The purpose is to provide.

[0010]

In order to solve the above-mentioned problems, an inner blade mounting structure according to the present invention is constructed as follows. That is, in the invention according to claim 1, a retainer that forms an air flow passage, a plurality of back blades that have shaft portions at both ends by adjusting the wind direction in the left and right direction of the air flow passage, and are arranged in front of the retainer. A rear blade mounting structure of a register configured to include a bezel and a connecting rod that connects a plurality of rear blades,
When the back blade is attached to the retainer, a first positioning means for positioning between one first shaft portion of the back blade and the retainer upper wall portion, and a second positioning means for the other of the back blade. It is configured to position the back blade by a second positioning means that positions between the shaft portion and the retainer lower wall portion, and either one of the positioning means is the shaft of either one of the back blades. The wall portion of the retainer is sandwiched between two members and serves as a positioning reference, and the other positioning means forms a gap between the wall portion of the retainer and the back blade with respect to the axial direction of the back blade. It is characterized in that it is configured to be arranged with.

With this configuration, when the back blade is assembled to the upper and lower wall portions of the retainer, one of the upper and lower wall portions of the retainer holds the wall portion between the two members so that the back blade The reference position is determined, and on the other wall part, since the back blade will be assembled with a gap between the back blade and the wall part, there is variation in the vertical dimension in the opening of the retainer. However, no extra force is applied in the axial direction due to the gap formed in one of the positioning means. Moreover, since the back blade is supported by the positioning means that serves as a positioning reference, the back blade does not move in the axial direction, and the abnormal noise generated thereby can be prevented. Therefore, the wind direction of the back blade can be adjusted by a light operation.

Further, as a concrete constitution of the first positioning means, as shown in the invention of claim 2, the first shaft portion is provided with a rear blade supporting hole of an upper wall portion formed in the retainer. And a prismatic shaft portion is formed on the first shaft portion, and a link member having one end attached to the connecting rod is engaged with the prismatic shaft portion, and the back blade and the link member are joined together. Since the upper wall portion of the retainer is sandwiched and used as the positioning reference for the rear blade, the first shaft portion of the rear blade can be supported by the link member, and the rear blade is positioned on the retainer wall portion. can do.

Further, as a concrete constitution of the second positioning means, as shown in the invention of claim 3, it is formed on the back blade and the retainer on the second shaft side of the back blade. Since the second shaft portion is configured to be insertable into the back blade support hole with a gap in the axial direction between the back wall support hole and the back blade support hole of the lower wall portion, It is possible to assemble the second shaft portion with a gap in the axial direction based on the back blade used as the position reference. Therefore, since no extra force is applied to the back blade in the axial direction, the wind direction of the back blade can be adjusted by a light operation.

According to the invention of claim 4, the connecting rod is arranged outside the opening formed in the retainer so that the air blown from the back side of the register can pass through the connecting rod. Since there is no wind noise, it is possible to prevent noise without causing windbreak.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings. In the following explanation,
The outflow side of the register in the air blowing direction, that is, the side where the front blade is arranged is referred to as the front portion, and the inflow side in the air blowing direction, that is, the direction opposite to the front blade is referred to as the rear portion. As shown in FIGS. 1 to 3, the register 1 of the embodiment has a retainer 2 formed in a rectangular tube shape with an opening at a front portion and a rear portion, and internally fitted to the front portion of the retainer 2 to support a front blade. A bezel 3 serving as a case body, a plurality of front blades 4 horizontally arranged in the opening 32 of the bezel 3, and a plurality of rear blades 5 vertically arranged behind the front blade 4 are configured. Has been done.

As shown in FIGS. 3 and 4, the retainer 2 has a rear opening portion as an inlet portion 21 and a front opening portion as an outlet portion 22.
To form a flow path for guiding the air flowing in from the rear of the register 1 from the inlet portion 21 toward the outlet portion 22, and is formed of a hard resin material and the front portion. A support wall portion 23 having a plate-like portion 24 on one side surface for supporting the bezel 3 around the outlet portion 22, and a damper support hole 25 for supporting the openable / closable damper 6 at the rear portion.
And a plurality of back blade support holes 26 and 27 for supporting the back blade 5 are provided in the upper and lower portions. A plurality of slits 28 are formed in the plate portion 24 in the horizontal direction from the front end face. On the opposite side of the plate-like portion 24 in the front portion of the retainer 2, it is formed as a support plate for disposing the operation knob 7 (see the head 1) for rotating the damper 6 in the horizontal direction and the vertical direction. By rotating in the horizontal direction, the inlet portion 21 of the retainer 2 is opened to enable air blowing,
By rotating the damper 6 in the vertical direction, the inlet portion 21 of the retainer 2 is closed to block the air flow.

The damper 6 is constructed so that it can be driven by the operation knob 7 via a link drive unit (not shown).

A plurality of back blades 5 are mounted in the back blade support holes 26 and 27 provided in the front portion of the retainer 2 at positions behind the front blade 4 in both upper and lower wall portions.
Then, in the back blade support hole (lower side in the illustrated example) 26 on either one of the upper and lower sides, an escape portion for the shaft portion of the back blade 5 support hole is formed in the shape of a long hole in the front-rear direction, and the other As shown in FIG. 4 or 10, the inner blade support hole (upper side in the example) 27 has a small diameter portion 27a and a large diameter portion for inserting the cylindrical shaft portion 143 of the link member 14 (see FIG. 2). 27
It is formed in two stages of b. The small-diameter portion 27a is formed to have a larger diameter than the cylindrical shaft portion 531 (see FIG. 10) of the inner blade 5 for inserting the cylindrical shaft portion 143 of the link member 11 described later.

The bezel 3 is provided to guide the air flow passage from the outlet portion 22, is made of a hard resin material, and is attached to the retainer 2 as shown in FIG. The mounting frame portion 31 is formed over the entire circumference, and the inside of the mounting frame portion 31 is formed as an opening 32 for letting out air. When assembling the bezel 3 to the front part of the retainer 2, the mounting frame part 3 of the bezel 3
1 is a retainer 2 Side wall portion (plate-like portion 24 and support wall portion 23)
Wear it in a state that it is placed more inward. As a result, the front opening 32 of the bezel 3 has the surface of the bezel 3 appearing in all directions. Further, the bezel 3 and the retainer 2 are coupled to each other by providing a plurality of projecting levers 33 on one side (on the side of the bezel 3 in the illustrated example), and engaging holes 3 at the tip of the projecting lever 33.
31 is formed so as to be engageable with the engagement pin portion formed on the other wall portion (the wall portion of the retainer 2). In any case, it is desirable that the protruding lever 33 is arranged on the outer surface side of the opening 32 of the bezel 3 in order to improve the appearance.

A plurality of front blade support holes 34.3 for supporting the front blade 4 on the left and right side walls of the opening 32 of the bezel 3.
5 is provided so that a plurality of front blades 4 can be mounted. As shown in FIG. 6, the front blade support hole 34 formed in one side wall portion (left side in FIG. 5) is formed in a two-tiered hole of a small diameter portion 34a and a large diameter portion 34b. The hole of the small diameter portion 34a is formed to have a smaller diameter than the cylindrical shaft portion 42 of the front blade 4 described later, and supports the end surface of the cylindrical shaft portion 42 of the front blade 4 at the peripheral edge portion.

On one side (left side in the figure) of the bezel 3, the operation knob 7 and the case portion 36 that covers the link drive portion are arranged so as to extend rearward.

The front blade 4 is mounted so as to adjust the wind direction on the outlet side 22 in the vertical direction, is made of a hard resin material, and as shown in FIGS.
It is formed to have a wing portion 41 and shaft portions 42 and 43 arranged on both sides of the wing portion 41, and is formed to be rotatable around the shaft portions 42 and 43. One of the shaft portions is formed in a cylindrical shape as a reference side shaft portion (hereinafter, referred to as a reference side shaft portion) 42, and an end surface is formed in an arc shape to form a bezel side wall (front blade support hole 34, Katsugaru 34a). Of the positioning reference side. The other shaft 43
Is formed by having a cylindrical shaft portion 431 formed in a cylindrical shape and a prismatic shaft portion 432 formed at the tip of the cylindrical shaft portion 431. The columnar shaft portion 431 is fitted in the insertion hole 121 of the bush 12, and the prismatic columnar shaft portion 432 is formed by forming flat cutouts on the opposing surfaces of the columnar shaft portion 431. It is engaged with the portion 111. The tip end surface of the prismatic shaft portion 432 is the plate-shaped portion 2 of the retainer 2.
4 are arranged so as to face each other. Therefore, the bush 12
Also, the shaft portion 43 on the side that engages with the link member 11 is formed longer than the reference side shaft portion 42.

The inner blade 5 is mounted so as to adjust the wind direction on the outlet side 22 to the left and right, is made of a hard resin material, and as shown in FIGS. Wings 51 and shafts 52 arranged on both sides of the wings 51
. 53, and is formed so as to be rotatable around the shaft portions 52 and 53.

As shown in FIG. 3, one shaft portion 52 is formed in a cylindrical shape, and its end portion is formed in a tapered shape so that it can be inserted into the rear blade supporting hole 26 of the retainer 2, and the other shaft portion 52 is formed. As shown in FIGS. 10 to 11, the portion 53 has a cylindrical shaft portion 531 formed in a cylindrical shape, a prismatic shaft portion 532 formed on the tip side of the cylindrical shaft portion 531, and a prismatic shaft portion 532.
And a locking portion 533 formed at the tip of the. The columnar shaft portion 531 is fitted in the inner plate support hole 27 of the retainer 2, and the prismatic columnar shaft portion 532 is the columnar shaft portion 53.
The opposing surfaces of 1 are formed to have a flat cutout portion and are engaged with the square hole portions 145 of the link member 14. Also, the locking portion 5
33 is engaged with the locking surface portion 146 of the link member 14.

The wing portion 5 is provided at the base of the other shaft portion 53.
A flat surface portion 54 arranged on one end surface is formed. The flat surface portion 54 is formed so as to project from the cylindrical shaft portion 531 in a direction orthogonal to the cylindrical shaft portion 531 and comes into contact with the lower surface portion of the retainer 2 to form a flat surface portion formed on the link member 14 described later. The rear blade 5 can be positioned by sandwiching the upper wall portion of the retainer 2. Therefore, the shaft portion 53
Is formed to be longer than the shaft portion 52 and is also formed as a reference side shaft portion (hereinafter referred to as a reference shaft portion) 53.

As shown in FIG. 5, on one side wall side (right side in the figure) of the bezel 3, a bush storing portion 37 for storing the bush 12 is formed on the outer surface side of the side wall, and a long plate-shaped bush is formed. 12 is fixedly stored in the bezel 3. The bush 12 is formed of a soft resin material, and is formed in an elongated plate arc shape along the arc surface formed on the front side mounting frame portion 31 of the bezel 3, and along the longitudinal direction, the front blade 4 is formed. Insertion hole 1 for inserting the cylindrical shaft portion 431 of
21 are formed at a plurality of locations.

A connecting rod 13 is arranged outside the bush 12 in the register 1 so as to be juxtaposed with the bush 12. The connecting rod 13 includes a plurality of front blades 4
The plurality of front blades 4 are connected so as to rotate in the same direction, and the connecting rod 13 is equipped with the link member 11 that engages with the prismatic shaft portion 432 of the front blade 4.

As shown in FIG. 8, the connecting rod 13 is made of a soft resin material and has the same shape as the bush 12, and is located at a position eccentric to the prismatic shaft portion 43 of the front blade 4. , The support hole portion 1 for mounting the link member 11
31 is formed.

The link member 11 is made of a hard resin material and has a prismatic shaft portion 432 of the front blade 4.
Support hole portion 1 of the connecting rod 13 and the square hole portion 111 that engages with
31 and a pin portion 112 to be inserted into the connecting rod 1.
3 and the front blade 4 are formed to be connectable. With this, by adjusting the rotation of one front blade 4 in the vertical direction, all the front blades 4 can interlock and perform the same movement.

The vertical operation of one front blade 4 is performed by an adjusting knob 9 attached to one reference front blade 4A, as shown in FIGS. The adjustment knob 9 is formed so as to be slidable in the left-right direction by sandwiching one reference front blade 4A, and includes an operation portion 91 extending forward from the reference front blade 4 so that it can be operated vertically by hand. ing. Further, by sliding the adjustment knob 9 in the left-right direction, the back blade 5 is connected to the back blade 5 via a connecting portion 10 so that the back blade 5 can be rotated in the left-right direction.

The connecting portion 10 is constituted by a rack 92 formed on the rear end surface of the adjusting knob 9 and a pinion 55 formed on one reference back blade 5A arranged in the center of the back blade 5. To be done. The rack 92 has a plurality of teeth formed in a straight line on the rear surface of the adjustment knob 9 and is movable in the left-right direction, and the pinion 55 is divided into a tip end of an extension portion projecting forward from the reference back blade 5. It is formed in a circular arc shape so that it can mesh with the rack 92. Therefore, by moving the rack 92 in a straight line, the pinion 55 meshed with the rack 92 is configured to be rotatable around the shaft portion 52 and the reference side shaft portion 53 of the inner blade 5. This allows the rear blade 5 to adjust the wind direction in the left-right direction.

A link member 14 is fitted in a rear blade support hole 27 formed in the upper wall portion of the retainer 2, and the link rod 14 is supported by a connecting rod 15 so that a plurality of rear blades 5 interlock with each other. The same movement.

The link member 14 is made of a hard resin material, and as shown in FIGS. 9 to 10, the plate member 141 is formed in a long shape and is orthogonal to the plate member 141 on one end side of the plate member 141. Pin portion 14 protruding in the direction
2, a cylindrical shaft portion 143 projecting orthogonally to the opposite direction to the pin portion 142 at the other end side of the plate portion 141, a base portion of the cylindrical shaft portion 143 and a cylindrical portion adjacent to the outer peripheral surface of the cylindrical shaft portion 143 A rib 144 protruding in the axial direction of the shaft portion 143 with a length shorter than the length of the cylindrical shaft portion 143 is provided.

The cylindrical shaft portion 143 has a square hole portion 145 which fits into the rear blade support hole 27 of the retainer 2 and engages with the prismatic shaft portion 532 of the rear blade 5.
An engaging surface portion 146 engageable with an engaging portion 533 formed on the reference side shaft portion 53 of the inner blade 5 is formed at the tip of each hole 145.

The ribs 144 are arranged within a predetermined angle range of the cylindrical shaft portion 143, and one or a plurality of ribs 144 are arranged. In the case of a plurality of ribs 144, the tip surfaces of the ribs 144 are substantially on the same plane. It is formed so that it can contact the step surface 27c of the rear blade support hole 27 of the retainer 2. The outer end surface of the rib 144 has a large diameter portion 27 of the inner blade support hole 27.
inserted in b.

As a result, the rear blade 5 has the flat portion 5
4 is brought into contact with the lower surface of the upper wall of the retainer 2 and the link member 14
By sandwiching the upper wall portion of the retainer 2 with the lower end surface of the rib 144, the upper end portion is positioned during assembly.

The connecting rod 15 is formed of a soft resin material and is formed in a long shape to form a plurality of pin insertion holes 151 as shown in FIGS. The pin insertion hole 151 is formed so as to fit the pin portion 142 of the link member 14, and by fitting the pin portions 142 of the plurality of link members 14, the plurality of inner blades 5 can be interlocked. Therefore, since the pin insertion hole 151 of the connecting rod 15 is arranged at a position eccentric in the front-rear direction with respect to the reference side shaft portion 53 of the rear blade 5, the connecting rod 15 itself is also the reference side shaft of the rear blade 5. It is arranged at a position eccentric to the portion 53 in the front-rear direction.

Next, the register 1 configured as described above
The assembling of the front blade 4 and the rear blade 5 will be described.

The front blade 4 is assembled to the bezel 3 in advance, and the rear blade 5 is assembled to the retainer 2 in advance. Front blade 4
In assembling the bezel 3 into the bezel 3, first, the prismatic shaft portion 43 side serving as the second positioning means is inserted into the front blade support hole 35 of the bezel 3, and the first positioning means having an end surface formed in an arc shape. The reference side shaft portion 42 to be positioned is brought into contact with the peripheral portion of the small diameter portion 34a of the front blade support hole 34 of the bezel 3 and positioned. At this time, the lateral dimension of the opening portion 32 of the bezel 3 is set to be larger than the wing portion 41 of the front blade 4 including the variation of the dimension so that the wing portion 41 does not interfere with the opening portion 32. Is designed.

The cylindrical shaft portion 43 of the front blade 4 which is inserted through the front blade support hole 35 on the side wall of the mounting frame portion 31 of the bezel 3.
At the same time, 1 is inserted through the insertion hole 121 of the bush 12 which is housed so as to be fixed to the bush housing portion 37 of the bezel 3.

Then, the prismatic shaft portion 432 of the front blade 4 is formed.
On the other hand, on the other hand, the link member 11 supported by the connecting rod 13
Engage.

Of the plurality of front blades 4, the reference front blade 4A having the adjustment knob 9 mounted at the center thereof is arranged so that the rack 92 of the adjustment knob 9 is arranged toward the inlet portion 21 side. deep.

As a result, the bezel 3 is positioned in the left-right direction by the reference side shaft portion 42, and is fixed in position by the link member 11 so that the front blade 4 is temporarily assembled.

Next, the back blade 5 is assembled to the retainer 2. First, the back blade 5 as the first positioning means
The reference side shaft portion 53 of the rear blade support hole 27 of the retainer 2
To insert. At this time, the cylindrical shaft portion 143 of each link member 14 mounted on the connecting rod 15 is attached to each small diameter portion 27 a of the inner blade supporting hole 27, and the lower surface of the rib 144 of the link member 14 is set to the step surface of the inner blade supporting hole 27. The small diameter portion 27a of the rear blade support hole 27 so as to be in contact with 27c.
Be fitted to.

In this state, the rear blade 5 is arranged such that the flat surface portion 54 formed on the end surface of the wing portion 51 is brought into contact with the inner surface of the upper wall portion of the retainer 2 so that the prismatic shaft portion 532 of the rear blade 5 is formed.
Is inserted into the square hole portion 145 formed in the cylindrical shaft portion 143 of the link member 14. As a result, the upper wall portion of the retainer 2 is positioned by being sandwiched between the lower end surface of the rib 144 of the link member 14 and the flat surface portion 54 of the inner blade 5. Then, the locking portion 533 is locked to the locking surface portion 146 of the link member 14 and used as a positioning reference.

Then, the other shaft portion 52 as the second positioning means of the rear blade 5 is inserted into the rear blade supporting hole 26 on the lower surface side of the retainer 2. At this time, the back blade 5 is attached to the retainer 2 with a slight gap between the lower surface of the wing portion 51 of the back blade 5 and the inner wall surface of the lower surface side support wall portion 23 of the retainer 2. At this time, when assembling the back blade 5 including the above-mentioned slight gap and the long hole formed in the back blade support hole 26, the position of the back blade 5 is prevented from exerting an extra force in the axial direction. Adjust to.

A reference back blade 5A having a pinion 55 is arranged at the center of the plurality of back blades 5.

Then, the operation knob 7 and a link drive portion (not shown) are mounted on the left side support wall portion 23 of the retainer 2, and the damper 6 is mounted on the rear opening portion of the retainer 2, that is, the inlet portion 21 so that the retainer 2 can be opened and closed. 2 is temporarily assembled in a state where it is positioned and fixed.

Next, the bezel 3 which is temporarily assembled by mounting a plurality of front blades is assembled to the retainer 2 which is temporarily assembled by mounting a plurality of back blades 5. Mounting frame part 3 of bezel 3
1 is inserted into the support wall portion 23 around the outlet portion 22 of the retainer 2, and the protruding lever 33 formed on the bezel 3 is provided.
The locking hole 331 is locked to the locking pin portion arranged on the retainer 2, and the bezel 3 is attached to the retainer 2.

At this time, the end surface of the shaft portion 43 of the front blade 4 is mounted at a position facing the inner wall surface of the plate portion 24 of the retainer 2. At this time, it is desirable that the end surface of the shaft portion 43 and the plate-shaped portion 24 of the retainer 2 be mounted with a slight gap between them, but the plate-shaped portion 24 may be mounted on the end surface of the shaft portion 43 depending on the size variation. It may be mounted so as to be slightly pressed. In this case, the plurality of slits 28 formed in the plate-like portion 24 make the plate-like portion 24 easily bendable,
It prevents the movement of the front blade 4 from becoming heavy.

Further, the rack 92 of the reference front blade 4 and the pinion 55 of the reference back blade 5A are meshed with each other.

Register 1 assembled as above
When shutting off the air blown, the operation knob 7 is operated to orient the damper 6 in the vertical direction, and when the air is blown into the room, the damper 6 is oriented in the vertical direction. Rotate. Then, the operation portion 91 of the adjustment knob 9
The reference front blade 4A by moving the
The wing portion 41 of the other front blade 4 connected by the connecting rod 11 is rotated in the vertical direction in conjunction with the vertical rotation of the blade to adjust the wind direction.

Further, by sliding the adjusting knob 9 in the left-right direction with respect to the reference front blade 4A, the adjusting knob 9 is moved.
From the rack 92, the pinion 55 of the reference back blade 5A is rotated from the pivot point to rotate the reference back blade 5A. Along with this, the other rear blades 5 are interlocked with the connected connecting rods 14 to rotate each wing portion 51 to adjust the wind direction to the left and right.

As described above, the rear blade 5 is attached to the retainer 2
When installing in the vertical direction of the
3 is inserted into the inner blade supporting hole 27 of the upper wall portion formed in the retainer 2, and the columnar shaft portion 531 and the prismatic shaft portion 532 are formed in the reference side shaft portion 53.
1 is fitted with the cylindrical shaft portion 143 of the link member 14, and the prismatic shaft portion 532 is engaged with the link member 14 having one end attached to the connecting rod 15. Therefore, the reference side shaft portion of the inner blade 5 is 53 can be supported and the vertical movement of the back blade 5 can be prevented when the register 1 is used,
Further, since the upper wall portion of the retainer 2 can be sandwiched between the flat surface portion 54 formed on the back blade 5 and the lower surface of the rib 144 formed on the link member 14, the back blade can be positioned. Moreover, on the shaft portion 52 side of the back blade 2, there is an axial gap between the back blade 5 and the back blade support hole 26 of the lower wall portion formed in the retainer 2 so that the shaft portion 52 is not moved. Since it is inserted into the support hole 26, the assembled rear blade 5 can be mounted on the retainer 2 without additional addition in the axial direction, and the wind direction of the rear blade 5 can be adjusted by a light operation. Becomes

By arranging the connecting rod 15 outside the opening (outlet) 22 formed in the retainer 2, the air blown from the back side of the register 1 does not pass through the connecting rod 15. Therefore, noise can be prevented without causing windbreak.

The back blade mounting structure of the present invention is
It is not limited to the above-mentioned form. For example, the first positioning means (reference side shaft portion 53 side) may be configured by the lower wall portion of the retainer 2, and the second positioning means (shaft portion 52 side) may be configured by the upper wall portion of the retainer 2. . Further, one of the portions that sandwich the upper wall portion of the retainer 2 may be not the lower surface of the rib of the link member 15 but another portion of the link member or a member provided separately.

[Brief description of drawings]

FIG. 1 is an overall perspective view showing a register according to an embodiment of the present invention.

FIG. 2 is a sectional view showing a mounting state of a front blade of the register in FIG.

FIG. 3 is a cross-sectional view showing a mounted state of a rear blade of the register in FIG.

FIG. 4 is a perspective view showing a retainer in FIG. 1.

5 is a perspective view showing a bezel in FIG. 1. FIG.

6 is a partially enlarged cross-sectional view showing a reference side shaft portion of the front blade in FIG.

FIG. 7 is a partially enlarged cross-sectional view showing a mounted state of the front blade in FIG.

8 is an exploded perspective view showing a front blade, a bush, a connecting rod, and a link member in FIG.

9 is a partially enlarged cross-sectional view showing a mounted state of a rear blade in FIG.

10 is an exploded perspective view showing an inner blade, a link member, and a connecting rod in FIG.

11 is a bottom view showing the link member in FIG. 9. FIG.

FIG. 12 is a cross-sectional view showing a conventional register.

[Explanation of symbols]

1 register 2 retainer 3 bezel 4 front blade 5 back blade 11 Link members 111 Square hole 12 bush 121 insertion hole 13 Connecting rod 14 Link members 143 Cylindrical shaft 144 Square hole 145 ribs 21 entrance 22 Exit 24 Plate 26 Back blade support hole 27 Back blade support hole 28 slits 32 openings 34 Front blade support hole 35 Front blade support hole 42 Reference side shaft 43 Shaft 431 Cylindrical shaft 432 prismatic shaft 52 Shaft 53 Reference side shaft 531 Cylindrical shaft 532 prismatic shaft

Claims (4)

[Claims] 1. A retainer that forms an air flow passage, a plurality of back blades that have axial portions at both ends by adjusting the left-right direction of the air flow passage, and a bezel that is arranged in front of the retainer. A connecting rod for connecting the rear blades of the rear blade, and a rear blade mounting structure of a register configured to mount the rear blade to the retainer, the first shaft portion of the rear blade and the retainer. The inner blade is positioned by first positioning means for positioning with the upper wall portion and second positioning means for positioning with the other second shaft portion of the inner blade and the retainer lower wall portion. Is configured to position, and one of the positioning means supports one of the shaft portions of the back blade and holds the wall portion of the retainer by two members to position the positioning base. And is, inner blade attachment structure of the register, characterized in that it is arranged with a gap between the wall portion and the rear blade of the retainer and the other positioning means with respect to the axial direction of the inner blade. 2. The first positioning means inserts the first shaft portion into a rear blade support hole of an upper wall portion formed in the retainer, and the first shaft portion has a prismatic shaft. Forming a portion, engage a link member that attaches one end to the connecting rod to the prismatic shaft portion, and sandwich the upper wall portion of the retainer with the back blade and the link member, The back blade mounting structure for a register according to claim 1, wherein the back blade mounting structure is used as a positioning reference. 3. The second positioning means axially extends between the back blade and a back blade support hole of a lower wall formed in the retainer in the axial direction on the second shaft portion side of the back blade. The back blade mounting structure for a register according to claim 1 or 2, wherein the second shaft portion is configured to be inserted into the back blade supporting hole with a clearance. 4. The back blade mounting structure for a register according to claim 1, wherein the connecting rod is arranged outside an air flow passage opening formed in the retainer.