JP2019084854A - register - Google Patents

Abstract

To provide a register which improves directivity in wind direction adjustment in the longitudinal direction by a rear fin, reduces the number of components, and improves assembly workability of the components.SOLUTION: A front movable louver 3 has a central front fin 30 rotatably pivotally supported in parallel to the longitudinal direction of an air port 5, and a slide member 8 is slidably engaged with the front fin 30 in parallel to the longitudinal direction of the front fin. A dial operation knob 7 is rotatably supported on the slide member 8. An auxiliary rear fin member 40 having auxiliary rear fins 40a,40b at both sides is rotatably pivotally supported synchronously with a rear fin to a center vicinity of a rear movable louver 4. An annular member 49 is rotatably pivotally supported to the inside of the auxiliary rear fin member 40 via a shaft in parallel to the auxiliary rear fin member 40. A joint shaft 17 of an adjustable joint 10 arranged between the dial operation knob 7 and a damper gear 50 is penetrated into the inside of the annular member and arranged.SELECTED DRAWING: Figure 10

Description

  The present invention relates to a register used for an air outlet of an air conditioner such as a motor vehicle, and in particular, has an elongated rectangular air outlet which is long in the longitudinal direction and short in the lateral direction, and extends inward in the air outlet. The present invention relates to an air blowout adjustment register suitable as a thin type register, in which front fins are disposed along the line.

  Conventionally, a lateral movable louver and a longitudinal movable louver are disposed back and forth in a direction perpendicular to each other in a retainer forming an air passage as an air blowout adjustment register in a vehicle interior, and an air outlet provided in a bezel When blowing out air, the cross fin type register | resistor which adjusts the blowing direction of air to upper and lower, right and left is widely used by changing the angle of each fin of a horizontal movable louver and a vertical movable louver.

  In addition, as such a register, a thin-walled register having an elongated rectangular air outlet and having as few as one to three movable fins inside the air outlet is mainly designed and designed. It is manufactured from demand.

JP 2017-159876 A

  In this type of cross fin type thin-film resistor, usually, the damper plate is pivotally supported in the air passage on the upstream side of the rear fin in order to shut off the air flow, and the air flow is stopped in use, The damper dial on the front of the register is operated to rotate the damper plate to close the air passage.

  Therefore, the resistor needs to be provided with a damper dial for damper operation on the front face of the bezel, and the arrangement of the damper dial reduces the opening area of the air outlet when the front width of the register is compactly limited. And the blowing performance tends to be reduced.

  In addition, it is necessary to provide the damper plate with an operation transmission mechanism for transmitting the turning power of the damper dial on the side of the register, and by providing a space for the operation transmission mechanism on the side of the retainer, etc. Increases the external shape of the register. Furthermore, this type of register needs to operate separately the operation knob slidably fitted on the front fin and the damper dial provided on the front of the bezel when the user operates the register. is there.

  Therefore, the present applicant has proposed a register capable of operating the front fin, the rear fin, and the damper plate which are orthogonal to each other with one operation unit according to the above-mentioned Patent Document 1.

  Although this register can operate the front fin, rear fin and damper plate with one operation part, the joint shaft for operation passes back and forth between the rear fins, so the rear fin of that part is removed It will be. For this reason, when the rear fin is swung left and right, since the wind goes straight forward to the center from the part where the rear fin is removed, there is a problem that the wind direction adjustment in the longitudinal direction by the rear fin is disturbed.

  The present invention has been made in view of the above-described points, and can improve directivity when adjusting the wind direction in the longitudinal direction by the rear fins, reduce the number of parts, and improve the workability in assembling parts. The purpose is to provide a register.

In order to achieve the above object, the register of the present invention is
A retainer with an air passage inside;
A bezel fitted to the front of the retainer and having an air outlet;
A front movable louver rotatably disposed inside the air outlet;
A movable louver which is disposed on the upstream side of the front movable louver in a direction perpendicular to the front movable louver, and rotatably supports a plurality of rear fins arranged in parallel;
A damper device disposed upstream of the rear movable louver and opening and closing the air passage by a damper plate;
In the register with
The front movable louver has a front fin pivotally supported in parallel with the longitudinal direction of the air outlet, and the sliding member slides on the front fin in parallel with the longitudinal direction of the front fin. Movably fitted, the dial operating knob is rotatably supported on the sliding member,
In the vicinity of the center of the rear movable louver, an auxiliary rear fin member having auxiliary rear fins on both sides is pivotally supported in synchronization with the rear fins,
An annular member is rotatably supported on an inner side of the auxiliary rear fin member via an axis parallel to the axis of the auxiliary rear fin member,
A joint shaft of a universal joint disposed between the dial operating knob and the damper device is disposed through the inside of the annular member;
The rear of the dial operating knob is connected to the front end of the joint shaft via the universal joint,
In the damper device, a damper plate assembly having a first damper plate and a second damper plate is pivotally supported by the first damper plate and the second damper plate via a coaxial shaft. The damper plate assembly is supported by a damper support member, and
A cup-shaped portion is provided on the damper support member, a universal bearing is rotatably inserted in the cup-shaped portion, and a rear end of the joint shaft is fitted in the universal bearing;
A cam mechanism is provided between the universal bearing and the damper plate assembly to transmit the rotation of the universal bearing to the damper plate assembly;
During the sliding operation of the sliding member by the dial operation knob, the auxiliary post fin member is rotated in synchronization with the rear fin via the annular member by the movement of the joint shaft,
When the dial operation knob is turned, the rotation of the joint shaft of the universal joint is transmitted to the damper plate assembly via the cam mechanism, and the damper plate assembly is opened and closed. Do.

  In this specification, on the front and rear sides, the downstream side (air outlet side) of the air passage in the register is the front side and the front side, and the upstream side of the air passage is the rear side and the rear.

  According to the present invention, when the dial operation knob of the register is slid in the longitudinal direction of the front fin together with the sliding member, the auxiliary rear fin member is synchronized with the rear fin of the rear movable louver through the joint shaft and the annular member. Then, it rotates in the same direction, and the blowing direction is bent in the longitudinal direction of the air outlet.

  At this time, the movement of the joint shaft in the longitudinal direction is transmitted to the annular member and the auxiliary rear fin member, and the rear fin of the rear movable louver rotates in synchronization via the link bar, and the dial operation knob in the longitudinal direction. Depending on the movement, the direction of the rear movable louver can be smoothly changed. For this reason, parts, such as a bifurcated engaging part conventionally provided in order to transmit movement of a sliding member to a back movable louver, become unnecessary. In addition, the air flow passing near the center of the rear movable louver can be well guided by the auxiliary rear fin member and can be blown toward the rear movable louver with good directivity.

  Further, since the shaft portion of the damper plate assembly having the first damper plate and the second damper plate of the damper device is supported by the damper support member, the damper plate assembly is assembled in the air passage of the retainer. At the time of operation, the damper support member assembled with the damper plate assembly can be easily assembled at a fixed position in the air passage. In addition, it is not necessary to provide an axial hole for the support shaft of the damper plate in the wall portion of the retainer, and it is possible to prevent air leakage by the axial hole.

  On the other hand, when changing the wind direction in the short direction of the air outlet, the dial operation knob is turned in the short direction of the air outlet, whereby the front fin rotates in the short direction, and from the air outlet The air flow is bent in the short direction of the air outlet.

  In addition, when the dial operating knob is turned around its center axis, the turning force is transmitted to the damper plate assembly of the damper device through the universal joint, joint shaft, universal bearing, and cam mechanism, and the damper plate assembly The first damper plate and the second damper plate rotate in opposite directions about the axis of the shaft to open and close the air passage. At this time, the rotational power of the dial operating knob is favorably transmitted to the damper plate assembly of the damper device through the universal joint, joint shaft, universal bearing, and cam mechanism, and the damper device is smoothly opened and closed. Can.

  Here, the auxiliary post fin member is configured by connecting the auxiliary post fins on both sides of the upper and lower flat plates disposed in parallel, and the upper and lower portions of the annular member are rotated between the flat plates via the support shaft. It can be set as the structure pivotally supported freely.

  Here, the damper plate of the above-mentioned damper device is composed of a first damper plate and a second damper plate in a shape obtained by dividing the cross section of the air passage into substantially two, and the edge portions of the first damper plate and the second damper plate The shaft portion is provided, the shaft portion is divided approximately into the first shaft portion and the second shaft portion, the first shaft portion is provided at the edge portion of the first damper plate, and the second shaft portion is the second The end portion of the first shaft portion and the end portion of the second shaft portion may be rotatably connected to each other.

  Preferably, ribs are provided in the longitudinal direction of both inner side wall portions of the annular member so as to be in contact with the joint shaft passing through the annular member. According to this, at the time of operation of the dial operation knob, the joint shaft slides smoothly inside the annular member, so that the operation can be smoothly performed with no operability and no abnormal noise.

  Further, here, locking projections for locking the damper support member are provided on both inner side walls of the retainer so as to be locked, and locking members are locked to the locking projections at the edge of the damper support member. A part can be provided.

  Here, in the cup-shaped portion of the damper support member, a hemispherical tip portion is provided toward the upstream side, and a cup-shaped portion is provided on the upstream side of the circular holding portion provided in the retainer via the frame portion. It can be set as being fitted.

  Further, here, the support shaft is provided on the upper and lower flat plates of the auxiliary post fin member and the connection shaft is protruded at a position deviated from the support shaft, and the connection axis of the auxiliary post fin member and the rear movable louver One link bar can be connected between the connecting shafts of the rear fins.

  Further, here, cam pins of the cam mechanism are protruded from the first damper plate and the second damper plate, and each cam pin engages with a cam groove provided in a universal bearing of the cam mechanism to turn the dial operation knob When operated, the universal bearing rotates around the shaft via the coupling shaft, joint shaft, and universal joint engagement portion, and the first damper plate and the second damper plate are shaft via the cam pin engaged with the cam groove. It can be configured to pivot on a shaft.

  According to this, the first damper plate and the second damper plate operate so as to open the air passage in a state in which the shaft portion is overlapped with the shaft portion and close the air passage in the state where the shaft portion is opened. Thus, the rotational operation force when the dial operation knob is turned is reliably transmitted to the damper device via the cam mechanism, and the first damper plate and the second damper plate are operated by the rotational operation of the dial operation knob. The air flow path can be smoothly opened and closed by turning in the opposite direction.

  According to the register of the present invention, the front fin, the rear fin and the damper plate can be operated by one operation unit, and the directivity in adjusting the wind direction in the longitudinal direction when the rear fin is shaken is improved Thus, the number of parts can be reduced and the assembling work of parts can be further improved.

FIG. 2 is a front view of a register illustrating an embodiment of the present invention. It is a left view of the same register. It is a perspective view of the same register. It is the perspective view seen from the back side of the same register. It is a perspective view from the front side of a retainer. It is a disassembled perspective view of a front movable louver. It is an exploded perspective view of a front movable louver, a sliding member, a dial operation knob, a universal joint, and the like. It is an exploded perspective view of a back movable louver. (A) is a front view of the state which assembled the dial control knob to the front fin of a front movable louver, (b) is the top view. It is a left view of a state where a dial operation knob was attached to a front fin. (A) is a perspective view of the state which assembled the dial control knob in the front fin, (b) is the perspective view seen from the back side. FIG. 11 is a cross-sectional view taken along line III-III of FIG. 10 and a partially enlarged view thereof. (A) is a front view of a damper apparatus, (b) is its right view, (c) is a top view. (A) is a perspective view of a damper apparatus, (b) is the perspective view seen from the back side. (A) is a perspective view of a damper plate assembly, (b) is the same perspective view seen from the back side, and (c) is the same perspective view of a state where the damper plate is opened. It is an exploded perspective view of a damper device containing a cam member of a cam mechanism. (A) is a disassembled perspective view of a 1st damper plate, (b) is a disassembled perspective view of a 2nd damper plate. (A) is a perspective view of a damper support member, (b) is the same perspective view in the state which changed the angle, (c) is the same perspective view seen from the back side. (A) is a perspective view of the auxiliary fin member and the annular member of the movable louver after viewed from the front side, and (b) is a perspective view thereof as viewed from the back side. (A) is a perspective view of an auxiliary fin member and an annular member, (b) is the perspective view seen from the back side. (A) is a perspective view of a joint shaft, (b) is the perspective view seen from the back side. FIG. 2 is a cross-sectional view taken along line II of FIG. FIG. 23 is a cross-sectional view corresponding to FIG. 22 when the damper device is closed. FIG. 23 is a cross-sectional view corresponding to FIG. 22 when the front movable louver 3 is pivoted upward. FIG. 23 is a cross-sectional view corresponding to FIG. 22 when the front movable louver is pivoted downward. It is II-II sectional drawing of FIG. FIG. 27 is a cross-sectional view corresponding to FIG. 26 when the damper device is closed. FIG. 27 is a cross-sectional view corresponding to FIG. 26 when the rear movable louver is pivoted to the left.

  Hereinafter, embodiments of the present invention will be described based on the drawings. In this register, as shown in FIGS. 1 to 4, a case portion is formed by a duct-shaped retainer 1 and a bezel 2 fitted to the front thereof, and rectangular air is formed on the front surface of the bezel 2 The blowout port 5 is formed, the front movable louver 3 is disposed in the air passage 6 of the retainer 1, and the rear movable louver 4 and the damper device 50 are disposed upstream thereof.

  As shown in FIG. 1, the front movable louver 3 has front fins 30 to 32 which are disposed in parallel with the longitudinal direction of the air outlet 5 and rotatably supported. The sliding member 8 is slidably fitted in the center front fin 30 in parallel with the longitudinal direction of the front fin 30, and the dial operation knob 7 is rotatably supported by the sliding member 8. As shown in FIG. 8, in the vicinity of the center of the rear movable louver 4, an auxiliary rear fin member 40 having auxiliary rear fins 40 a and 40 b on both sides is pivotally supported in synchronization with the rear fins 41. An annular member 49 is rotatably supported on the inner side of the auxiliary back fin member 40 via a support shaft 46 parallel to the support shaft 43 of the auxiliary back fin member 40.

  As shown in FIG. 14, in the damper device 50, the damper plate assembly 70 having the first damper plate 51 and the second damper plate 52 is supported by the damper support member 60, and ventilation is performed via the damper support member 60. The road 6 is mounted so as to be openable and closable. The damper plate assembly 70 is configured to pivotally support the first damper plate 51 and the second damper plate 52 via the coaxial shaft portion, and the shaft portion is supported by the damper support member 60. Ru. As shown in FIG. 7, in order to open and close the damper device 50, the joint shaft 17 of the universal joint 10 is disposed between the dial control knob 7 and the damper device 50 so as to penetrate the inside of the annular member 49. The rear face of the dial operating knob 7 is connected to the front end of the joint shaft 17 via the universal joint 10. As shown in FIG. 18, the damper support member 60 is provided with a cup-shaped portion 61 at its end, the universal bearing 21 is rotatably inserted in the cup-shaped portion 61, and the rear end of the joint shaft 17 is It is inserted into the universal bearing 21.

  On the other hand, as shown in FIG. 15, a cam mechanism 20 for transmitting the rotation of the universal bearing 21 to the shaft of the damper plate assembly 70 is provided between the universal bearing 21 and the damper plate assembly 70. At the time of the sliding operation of the sliding member 8 by the dial operation knob 7, the auxiliary post fin member 40 rotates in synchronization with the rear fin 41 through the annular member 49 by the movement of the joint shaft 17. Furthermore, when the dial operation knob 7 is rotated, the rotation of the joint shaft 17 of the universal joint 10 is transmitted to the shaft portion of the damper plate assembly 70 via the cam mechanism 20, and the damper plate assembly 70 opens and closes. Configured to

  That is, the cam pins 56 and 57 of the cam mechanism 20 respectively project from the first damper plate 51 and the second damper plate 52 that constitute the damper plate assembly 70, and the cam pins 56 and 57 correspond to those of the cam mechanism 20. It engages with the cam groove 23 provided in the universal bearing 21. Thereby, when the dial operation knob 7 is turned, the universal bearing 21 rotates around the axis via the connecting shaft 11, the joint shaft 17, and the universal joint engaging portion 18, and engages with the cam groove 23. The first damper plate 51 and the second damper plate 52 are pivoted about the shaft via the cam pins 56 and 57.

  The air outlet 5 on the front of the bezel 2 is formed in an oblong rectangle having a long side and a short side, and the front movable louver 3 is disposed in parallel with the longitudinal direction (lateral direction) just inside the air outlet 5. Be done. On the upstream side of the front movable louver 3, a rear movable louver 4 is disposed in a direction perpendicular to the front movable louver 3, and a rear fin 41 is disposed in parallel in parallel with the lateral direction (longitudinal direction) of the air outlet 5. Ru. One dial operation knob 7 is disposed substantially at the center of the front movable louver 3 to operate the front movable louver 3, the rear movable louver 4, and the damper device 50.

  In this embodiment, the air outlet 5 of the register is formed to be elongated in the lateral direction with the longitudinal direction as the lateral direction, the front movable louver 3 is disposed in parallel with the longitudinal direction, and the rear movable louver 4 is the air outlet 5 Then, the fins 41 are arranged in parallel to the short direction, but the front shape of the register is rotated by 90 degrees, the air outlet is elongated in the longitudinal direction, and the front movable louver is in the longitudinal direction of the air outlet. The register may be configured to be disposed in parallel with (longitudinal direction) and to arrange the rear movable louver in parallel with the lateral direction (lateral direction) of the air outlet.

  As shown in FIG. 5, at the front of the retainer 1, the fitting locking portions 1d are provided at four places, and the inner side (rear side) of the bezel 2 is locked in correspondence with the fitting locking portion 1d. The part is provided so as to be lockable. With the connecting mechanism including the front movable louver 3, the rear movable louver 4, the dial operating knob 7 and the universal joint 10 assembled in the retainer 1, the bezel 2 has a fitting locking portion 1 d at the front of the retainer 1. Is fitted using

  As shown in FIG. 6, the front movable louver 3 has plate-like bearing members 29 on both sides, and can turn three front fins 30 to 32 between the bearing members 29 at an interval in the vertical direction. It is supported by a shaft. Support shafts 34 are provided on both sides of each of the front fins 30 to 32 so that the support shafts 34 are fitted in the shaft holes of the bearing members 29 on both sides, and the front fins 30 to 32 are pivotable up and down. Be supported. Furthermore, as shown in FIG. 6, a connecting shaft 36 is provided at one end of each of the front fins 30 to 32 in a projecting manner, and one link bar 35 is linked between the connecting shafts 36 to form front fins 30 to 32. Rotate in the same direction synchronously. Further, as shown in FIG. 6, a guide shaft 37 is provided at the right end of the central front fin 30 so as to protrude, and the guide shaft 37 is inserted into a guide hole provided in the bearing member 29. It is designed to guide the movement range. The front movable louver 3 is mounted at a fixed position in the retainer 1 by inserting the bearing members 29 on both sides into a recess provided on the inner side of the front of the retainer 1 at the time of assembly.

  As shown in FIG. 6, an upper fin portion 30a and a lower fin portion 30b are formed so as to expand vertically by providing a space 33 between the upper fin portion 30a and the lower fin portion 30b, as shown in FIG. . That is, the central front fin 30 is divided into upper and lower fins 30a and 30b by the upper fin 30a and the lower fin 30b, and the space 33 is provided between the upper fin 30a and the upper fin 30a arranged in parallel. As shown in FIGS. 7 and 11, the sliding member 8 of the dial operating knob 7 is slidably fitted in the lower fin portion 30 b along the longitudinal direction (horizontal lateral direction) of the front fin 30.

  As shown in FIG. 7, four slits 8a are provided on the left and right walls of the sliding member 8 formed in a cup shape, and the upper fin 30a and the lower fin are provided in these slits 8a. By inserting 30 b, the sliding member 8 is slidably mounted on the front fin 30 in the lateral direction. Further, the mounting plate 9 of the universal joint 10 is mounted on the sliding member 8 with the locking claw 8c provided on the sliding member 8 at the rear side end of the sliding member 8, that is, at the rear side end projecting to the rear side of the front fin 30 The locking portion 9a provided on the plate 9 is locked and fitted. Further, as shown in FIG. 7, the load applying member 39 is attached to the edge of the front fin 30 in the sliding member 8 so as to apply an appropriate load when sliding. As a result, the sliding member 8 is given an appropriate load to the front fin 30, and is slidably mounted in the left-right direction.

  Furthermore, as shown in FIG. 7, an axial hole 9 b is provided at the center of the mounting plate 9, an axial hole 8 b is formed at the front end of the sliding member 8, and axial holes 8 b and 9 b of the universal joint 10 are provided. The connecting shaft 11 is inserted. A dial operation knob 7 is attached to a front portion of the connecting shaft 11 projecting from the shaft hole 8b of the sliding member 8 so as to be rotatable within a predetermined rotation range, and a fixing screw 7a is mounted on the front end portion of the connecting shaft 11. The dial operation knob 7 is tightened and fixed using the and the mounting seat 7b. Further, a cover 7c is fitted to the front of the dial operation knob 7 so as to cover the fixing screw 7a. Thus, the dial operating knob 7 is attached to the front end portion of the connecting shaft 11, and when the dial operating knob 7 is turned about that axis, the connecting shaft 11 rotates around the axis with respect to the sliding member 8. Move.

  On the other hand, as shown in FIG. 7, a flange portion 14 which is a main portion of the universal joint 10 is provided on the rear side of the connecting shaft 11, that is, the universal joint 10 side, and the engaging recess 14a is connected to the front side of the flange portion 14 A plate spring member 14 b is provided on the outer surface of the shaft 11 and is provided on the back side of the mounting plate 9 for the purpose of preventing rattling and for giving a feeling of moderation. The convex portion of the plate spring member 14b is provided in the engagement recess 14a so as to be fittable with spring elasticity, and when the connecting shaft 11 is turned by holding the dial operation knob 7, a predetermined angular position (damper open position In the closed position, the projection resiliently engages with the engagement recess 14a. As a result, the operating mechanism of the damper device 50 holds the open position and the closed position of the damper while generating an appropriate click feeling, and prevents the rattling of the connecting shaft 11.

  As shown in FIG. 7, the universal joint 10 is provided with a bifurcated rocking connection 15 at the front end of the joint shaft 17, and the rocking connection member 13 is mounted on the joint shaft 17 inside the rocking connection 15. It is pivotally supported around an axis orthogonal to the axis. Furthermore, the rocking connection member 13 is rotatably connected to the rear surface side of the flange portion 14 about an axis orthogonal to the axis of the joint shaft 17 and orthogonal to the rocking connection member 13. As a result, the universal joint 10 can be rotated and pivoted in all directions orthogonal to the axis between the joint shaft 11 and the joint shaft 17 and can transmit the rotational force around the axis of the joint shaft 11 to the joint shaft 17 , Constitute a universal joint mechanism.

  Furthermore, a universal joint engaging portion 18 having a substantially rectangular parallelepiped shape is provided at the rear end of the joint shaft 17, and pins 19 are provided to project from above and below the universal joint engaging portion 18. The universal joint engaging portion 18 is inserted into the socket-like universal bearing 21 of the damper device 50 as shown in FIG. 22 and engaged therewith. That is, the upper and lower pins 19 of the universal joint engagement portion 18 engage with the engagement grooves 24 provided in the universal bearing 21, and the universal joint 10 rotates around the joint shaft 17 with respect to the universal bearing 21. While transmitting, it is pivotably connected. As shown in FIGS. 16 and 21, the universal bearing 21 is formed in a socket shape having a circular hole, and two engaging grooves 24 are formed in the axial direction on the inner wall thereof. The upper and lower pins 19 engage with the engagement grooves 24.

  On the other hand, as shown in FIG. 10 and FIG. 11, the joint shaft 17 of the universal joint 10 penetrates the inside of the auxiliary rear fin member 40 back and forth, and of the annular member 49 axially supported in the auxiliary rear fin member 40. It is disposed through the inside. As shown in FIG. 8, the auxiliary back fin member 40 is disposed at a substantially central position of the rear movable louver 4, and can be pivoted by the bearing member 47 in the retainer 1 via a pivot 43 projecting upward and downward. Be supported. Furthermore, the auxiliary back fin member 40 has flat portions 42 arranged in parallel at an upper portion and a lower portion at intervals, and is extended to both sides of the edges of the upper and lower flat portions 42, the auxiliary back fins 40 a , 40b are fixed longitudinally to the side edges of both flat plate portions 42.

  The rear movable louver 4 is disposed in the air flow path 6 on the upstream side of the front movable louver 3 in a direction orthogonal to the front movable louver 3. As shown in FIG. 8, the rear movable louver 4 has an auxiliary rear fin member 40 arranged substantially in the center, and for example, five rear fins 41 are arranged in the longitudinal direction on both sides thereof. It is installed side by side at intervals in the lateral direction. Further, in the rear movable louver 4, the support rear fin members 40 and the upper and lower support shafts 43 of the rear fins 41 are rotatably fitted into plate-like bearing members 47 disposed at the upper and lower portions. When assembled in the retainer 1, the upper and lower bearing members 47 are recessed in the upper wall and the lower wall inside the retainer 1 in a state where the auxiliary fin members 40 and the respective rear fins 41 are assembled therebetween (see FIG. 3), fitted and installed.

  As shown in FIGS. 8, 10, and 11, the auxiliary rear fin member 40 positioned substantially at the center of the rear movable louver 4 is formed in a square frame shape in a front view, and the auxiliary rear fins 40a and 40b are spaced apart from each other. It is provided between the upper and lower flat plate portions 42. A support shaft 43 protrudes upward on the upper flat plate portion 42, and a lower support shaft 43 protrudes downward coaxially with the upper support shaft 43 on the lower surface of the lower flat portion 42. Similar to the other rear fins 41, the support rear fin members 40 have the support shafts 43 fitted in shaft holes provided in the upper and lower bearing members 47 for supporting the rear movable louver 4, and the upper and lower support shafts 43 It is pivotally supported to the left and right via the shaft. Further, on the upper part of the auxiliary back fin member 40 and the five back fins 41, a connecting shaft 44 is provided so as to protrude at a biased position away from the support shaft 43, and one link bar 45 is It is linked between the connecting shafts 44.

  On the other hand, as shown in FIGS. 19 and 20, vertically long annular members 49 for allowing the joint shaft 17 to pass through in the auxiliary back fin member 40 are supported by the support portions 48 provided at the upper and lower portions thereof. Is pivotally supported by the The annular member 49 is formed in an oval shape in a front view, and a thin rib 49 a is vertically provided on an inner surface of both side walls. The rib 49a brings the joint shaft 17 into contact with the rib 49a when the joint shaft 17 inserted into the annular member 49 swings to the left and right according to the operation of the dial operation knob 7, and the joint shaft 17 is smoothly operated. Is transmitted to the auxiliary fin member 40 so that the joint shaft 17 slides smoothly when the joint shaft 17 slides up and down.

  Further, the annular member 49 eliminates the need for members such as the bifurcated engagement portion and the fan-shaped tooth portion conventionally required. That is, when the dial operation knob 7 is operated to the left and right, the movement in the left and right direction of the sliding member 8 is transmitted to the annular member 49 via the joint shaft 17 and the movement is transmitted from the annular member 49 to the auxiliary fin member 40 It is transmitted, and it becomes rotation of the back movable louver 4 in the left-right direction. For this reason, the members such as the bifurcated engagement portion and the fan-shaped tooth portion conventionally provided for rotating the rear fin 41 of the rear movable louver 4 become unnecessary.

  As shown in FIG. 19, pivots 46 are provided on the inner side surfaces of the upper and lower flat plate portions 42 of the auxiliary rear fin member 40 so as to protrude inward, and pivot support portions 48 provided on the upper and lower portions of the oval annular member 49. The upper and lower support shafts 46 are fitted in the shaft holes of the second and third embodiments, and the annular member 49 is rotatably supported to the left and right inside the auxiliary fin member 40. As shown in FIG. 10, the joint shaft 17 is inserted into the inside of the annular member 49, and the universal joint engaging portion 18 provided at the back end of the joint shaft 17 is fitted into the universal bearing 21. Is rotatably fitted in the cup-shaped portion 61 of the damper support member 60 of the damper device 50.

  As described above, the damper device 50 is configured to include the first damper plate 51 and the second damper plate 52 in which the damper plate has a shape obtained by dividing the cross section of the air passage 6 into substantially two parts. A shaft portion is provided at an edge portion of the first damper plate 51 and the second damper plate 52, and the shaft portion is divided into two substantially into a first shaft portion 53 and a second shaft portion. A first shaft 53 is provided at the edge of the first damper plate 51, and a second shaft 54 is provided at the edge of the second damper plate 52. The end of the first shaft 53 and the second shaft 54 The ends of the are coaxially connected.

  The damper plate assembly 70 of the damper device 50 comprises a first damper plate 51 and a second damper plate 52, and is rotatably supported by the damper support member 60 as shown in FIG. The air passage 6 is mounted so as to be openable and closable. As shown in FIG. 17A, in the first damper plate 51, the soft sheet 51b is stacked and attached on the plate body 51a, and the cover 51c is fixed to the plate body 51a so as to cover the soft sheet 51b. Is configured. The first shaft portion 53 is divided into two pieces at intervals of a long side edge portion of the plate main body 51 a of the first damper plate 51. In addition, a hook-shaped cam pin 56 is protruded outward at an intermediate portion of the plate main body 51a, and a rotational force in the opening and closing direction is applied to the first damper plate 51 via the cam pin 56.

  Similarly, as shown in FIG. 17B, the second damper plate 52 mounts the soft sheet 52b under the plate main body 52a, and further covers the cover portion 52c to the plate main body 52a so as to cover the soft sheet 52b from below. Fixed and configured. At the long side edge of the plate main body 52a, the second shaft portion 54 is formed in two pieces at intervals. The end of the first shaft 53 and the end of the second shaft 54 are rotatably connected to each other. In addition, a hook-like cam pin 57 protrudes outward at an intermediate portion of the plate main body 52a, and a rotational force in the opening and closing direction is applied to the second damper plate 52 via the cam pin 57.

  A spherical portion is formed at the tip of the cam pins 56 and 57, and this spherical portion is engaged with and held by a cam groove 23 provided on the outer peripheral portion of the universal bearing 21 of the cam mechanism 20 as shown in FIG. The cross-sectional shape of the cam groove 23 of the universal bearing 21 is formed into a shape that can securely rotate and hold the spherical portions of the cam pins 56 and 57, and the cam pins 56 and 57 follow the pivoting of the universal bearing 21. , To be moved smoothly.

  As shown in FIGS. 15 and 16, the first damper plate 51 and the second damper plate 52 of the damper plate assembly 70 can be coaxially pivoted on their first shaft portion 53 and second shaft portion 54. Are connected and assembled. At this time, the cam pins 56 and 57 protrude outward, are inserted into the inside from the opening 61 b of the cup-shaped portion 61 of the damper support member 60, and engage with the cam groove 23 of the universal bearing 21 disposed inside. Further, as shown in FIG. 23, the first damper plate 51 and the second damper plate 52 are formed in such a shape as to close the air passage 6 in a state of being opened to a predetermined angle.

  The damper support member 60 supports the damper plate assembly 70 so as to be able to open and close, and is a member for mounting on the air passage 6 of the retainer 1. As shown in FIG. 18, the damper support member 60 is provided with locking support portions 63 and 64 at both ends of the elongated support portion 62, and the locking support portions 63 and 64 are engaged in the retainer 1. Locking recessed portions 63a and 64a for stopping are formed, and further, shaft holes 63b and 64b rotatably supporting the end portions of the first shaft portion 53 and the second shaft portion 54 of the damper plate assembly 70 are provided. The lock support portions 63 and 64 are formed coaxially.

  Furthermore, as shown in FIG. 18, a cup-shaped cup-shaped portion 61 is provided in the middle of the support portion 62. The cup-shaped portion 61 has a circular opening at the front and a hemispherical tip 61a at the back, and the hemispherical tip 61a has an opening 61b for introducing the cam pins 56 and 57. Are formed at the top and bottom. As shown in FIG. 16, in the cup-shaped portion 61, the universal bearing 21 is rotatably inserted in a predetermined angular range, and from the universal joint engaging portion 18 of the joint shaft 17 fitted in the universal bearing 21. The universal bearing 21 having received the rotational force rotates within a cup-shaped portion 61 within a predetermined angle range.

  The pivoting of the universal bearing 21 causes the first damper plate 51 and the second damper plate 52 to open and close via the cam pins 56 and 57. The cup-shaped portion 61 is inserted into the retainer 1 from the back surface side of the retainer 1 and fitted in a circular holding portion 1 b (FIG. 5) provided in the retainer 1. For this purpose, the outer peripheral portion of the cup-shaped portion 61 is formed in a shape that can be fitted in the circular holding portion 1b, and at the front of the cup-shaped portion 61, the frame portion 1a in the retainer 1 is fitted. The slits 61d are formed.

  Further, shaft holes 61c are formed on both sides of the cup-shaped portion 61, and the inner end portions of the first shaft portion 53 and the second shaft portion 54 of the damper plate assembly 70 are fitted into the shaft holes 61c. It is supposed to be. The shaft holes 63b and 64b and the shaft hole 61c are coaxially located, and the shaft portion consisting of the first shaft portion 53 and the second shaft portion 54 of the damper plate assembly 70 is the shaft holes 63b and 64b and the shaft hole 61c. , And is pivotally supported on the damper support member 60.

  When assembling the damper plate assembly 70 including the first damper plate 51 and the second damper plate 52 into the retainer 1, first, as shown in FIG. 14, the first shaft 53 and the second shaft 54 are engaged with each other. The shaft holes 63b and 64b of the stopper support portions 63 and 64 are fitted and assembled. Next, the damper support member 60 with the damper plate assembly 70 is inserted from the back side of the retainer 1, and the locking recesses 63 a and 64 a of the locking support portions 63 and 64 of the damper support member 60 The damper device 50 including the damper plate assembly 70 and the damper support member 60 is attached to a predetermined position in the retainer 1 by being locked to the locking convex portion 1 c (FIG. 5).

  As described above, the damper device 50 can be easily assembled at a predetermined position simply by locking the locking concave portions 63a and 64a of the locking support portions 63 and 64 of the damper support member 60 to the locking convex portion 1c in the retainer 1. Thus, there is no need to drill an axial hole in the side wall of the retainer 1 and it is possible to prevent air leakage from the clearance of the axial hole.

  As described above, in the dial operation knob 7, the connecting shaft 11 is connected to the joint shaft 17 on the output shaft side via the universal joint 10 of the above configuration, and the connecting shaft 11, the universal joint 10, the joint shaft 17 The bearing 21 and the like constitute a rotation transmission mechanism. Thus, when the sliding member 8 is slid in the left-right direction by holding the dial operating knob 7, the movement is transmitted to the rear movable louver 4 through the annular member 49, and the dial operating knob 7 is tilted in the vertical direction When the front movable louver 3 is tilted when it is operated (turning) and the dial operation knob 7 is turned in that state, the turning power of the dial operation knob 7 can be freely moved from the joint shaft 17 via the rotation transmission mechanism. It is transmitted to the bearing 21.

  In the damper device 50, in order to turn the first damper plate 51 and the second damper plate 52, as shown in FIGS. 14 and 15, the cam pins 56 of the first damper plate 51 are provided at the end of the universal bearing 21. The cam pin 57 of the second damper plate 52 is engaged with the opposite cam groove 23 provided at the end of the universal bearing 21. The first damper plate 51 and the second damper plate 52 are held by the damper support member 60 in a state in which the first shaft 53 and the second shaft 54 are connected as shown in FIGS. It is attached to the upstream side in 6 so that opening and closing is possible.

  Thereby, when the dial operation knob 7 is operated to rotate around the axis, the rotational power is transmitted to the universal bearing 21 via the connecting shaft 11 of the universal joint 10 and the joint shaft 17, and to the universal bearing 21. The cam groove 23 provided rotates the first damper plate 51 and the second damper plate 52 via the cam pins 56 and 57 to open the air passage 6 as shown in FIG. 22, and the air passage 6 as shown in FIG. Close.

  The dial operation knob 7 tilts up and down together with the front fins 30 to 32 of the front movable louver 3 and moves left and right together with the sliding member 8. For this reason, when the turning operation is performed around the shaft while performing the up and down tilting and the left and right movement, the turning force is transferred to the first damper plate 51 and the second damper plate 52 of the damper device 50 via the cam mechanism 20. It is connected via a universal joint 10, a universal joint engaging portion 18 and a universal bearing 21 so as to transmit. The universal joint 10 is pivotably connected to the connecting shaft 11 in all directions via the swing connection portion 15 and the swing connection member 13 as described above.

  The register of the above-mentioned construction is mounted on a part of an instrument panel or a dashboard in a car of an automobile so as to connect an end of the retainer 1 to a ventilation duct (not shown). Air sent from the ventilation duct is blown out from the ventilation path 6 in the retainer 1 through the air outlet 5.

  As shown in FIGS. 22 and 26, the damper device 50 is opened, and the front fins 30 to 32 of the front movable louver 3 and the auxiliary rear fin member 40 and the rear fin 41 of the rear movable louver 4 are in the air blowing direction of the air passage 6. In the parallel neutral state, the air flow proceeds straight in the air passage 6, passes between the auxiliary post fin member 40, the rear fin 41, and the front fins 30 to 32, and is blown forward from the air outlet 5. Ru.

  At this time, the air flow passing through the rear movable louver 4 is also guided by the auxiliary rear fin member 40 together with the rear fins 41, and the air flow is directed with good directivity toward the front. Further, as shown in FIGS. 13 and 14, the cup-shaped portion 61 of the damper support member 60 supporting the damper device 50 is provided with the hemispherical tip portion 61a facing the upstream side, so air resistance at the time of air flow is provided. Can be reduced.

  When the air passage 6 is closed to shut off the air in such an air blowing state, the dial operation knob 7 is gripped and turned, for example, clockwise around its axis. Thus, the rotational power of the dial operating knob 7 is transmitted from the universal joint 10 and the universal joint engaging portion 18 to the universal bearing 21, and the universal bearing 21 rotates in the cup-shaped portion 61 of the damper support member 60. Then, the rotation of the universal bearing 21 is transmitted to the damper plate assembly 70 of the damper device 50 through the cam pins 56 and 57, so that the first damper plate 51 and the second damper plate 52 of the damper plate assembly 70 are in opposition. Rotate in the open direction.

  At this time, as shown in FIG. 23, the first damper plate 51 rotates in the clockwise direction in the figure, and the second damper plate 52 rotates in the counterclockwise direction, and the first damper plate 51 and the first damper plate 51 opened are opened. The peripheral portion of the second damper plate 52 abuts against the inner wall of the air passage 6, and the air passage 6 is closed by the damper device 50. At this time, the air pressure rises on the upstream side of the damper device 50 in the retainer 1, but the damper support member 60 for supporting the damper plate assembly 70 does not fit the shaft into the axial hole bored in the inner wall The locking projection 1c is provided on the inner wall so as to be locked. Moreover, since the cup-shaped portion 61 for rotatably holding the universal bearing 21 is substantially closed by the hemispherical tip portion 61 a, it is possible to reduce the air leakage when the damper device 50 is closed.

On the other hand, when adjusting the air blowing direction upward or downward in the air blowing state, the dial operation knob 7 is gripped to turn the front fins 30 to 32 of the front movable louver 3 upward or downward. When the dial operating knob 7 is turned up or down, as shown in FIG. 24 and FIG. 25, the front fins 30 to 32 with the dial operating knob 7 mounted thereon are pivoted up on both sides of the support shaft 34. Alternatively, the front fins 30 to 32 are inclined obliquely upward or obliquely downward by turning downward, and the air blowing direction is adjusted in the same direction.
On the other hand, when the air passage 6 is closed and the air is shut off in the air blowing state where the front fins 30 to 32 are shaken up or down as described above, the dial operation knob 7 is gripped in the same manner as above. For example, turn clockwise around the axis.

  At this time, as shown in FIGS. 24 and 25, the connecting shaft 11 of the dial operating knob 7 is bent and connected to the joint shaft 17, and the joint shaft 17 is connected to the universal bearing 21 by bending. The rotational force of the dial operating knob 7 is smoothly transmitted to the universal bearing 21 and transmitted to the cam mechanism 20 since the universal joint 10 and the universal joint engaging portion 18 are connected to the universal bearing 21.

  The rotation of the cam mechanism 20 is transmitted to the damper plate assembly 70 of the damper device 50 via the cam pins 56 and 57, and the first damper plate 51 and the second damper plate 52 rotate in opposite directions. At this time, as shown in FIG. 23, the first damper plate 51 pivots in the clockwise direction in the figure, and the second damper plate 52 pivots in the counterclockwise direction, so that the first damper plate 51 and the second damper plate 52 The peripheral edge portion of the air flow abuts on the inner wall of the air passage 6, and the air passage 6 is closed by the damper device 50.

  On the other hand, when the air blowing direction is changed to the left or right, the dial operation knob 7 is slid left or right together with the sliding member 8. When the dial operation knob 7 is held and moved left or right, the sliding member 8 moves left or right on the front fin 30. For example, when the dial operation knob 7 is moved to the left, the sliding member 8 and the connecting shaft 11 move as shown in FIG. At this time, the joint shaft 17 connected to the connecting shaft 11 of the sliding member 8 via the swing connecting member 13 tilts to the right, and the tilting of the joint shaft 17 causes the auxiliary rear fin member of the rear movable louver 4 to An annular member 49 disposed in the space 40 receives a force in the rotational direction. As a result, the auxiliary fin member 40 is tilted (rotated) to the right about the support shaft 43. At this time, the rotational power is transmitted to the other rear fins 41 via the link bars 45 of the rear movable louvers 4, and each rear fin 41 pivots on its support shaft 43, and all the rear fins 41 The direction of the axis changes about the support shaft 43, and the air blowing direction is adjusted to the left.

  As described above, when the air passage 6 is closed and the air is shut off in the air blowing state where the rear movable louver 4 is swung left or right, the dial operation knob 7 is gripped in the same manner as above. For example, turn clockwise.

  At this time, as shown in FIG. 27, the connecting shaft 11 of the dial operating knob 7 is transmitted from the universal joint 10 and the universal joint engaging portion 18 to the universal bearing 21, and can freely move within the cup shaped portion 61 of the damper support member 60. The bearing 21 rotates. The rotation of the universal bearing 21 is transmitted to the damper plate assembly 70 of the damper device 50 through the cam pins 56 and 57, and the first damper plate 51 and the second damper plate 52 of the damper plate assembly 70 are in opposite directions. The peripheral portion of the first damper plate 51 and the second damper plate 52 abuts against the inner wall of the air passage 6, and the air passage 6 is closed by the damper device 50.

  As described above, the air blowing direction can be easily changed up and down and left and right simply by operating one dial operation knob 7, and the air passage 6 can be opened and closed by rotating the damper device 50. . In addition, the auxiliary rear fin member 40 is disposed substantially at the center of the rear movable louver 4, and movement of the joint shaft 17 when the dial operation knob 7 is moved left or right is assisted through the annular member 49. And the rear fins 41 of the rear movable louver 4 are tilted through the auxiliary rear fin members 40, so that it is not necessary to separately provide a bifurcated member or a sector engagement member, and the number of parts can be reduced. Can also be reduced.

DESCRIPTION OF SYMBOLS 1 retainer 1a frame portion 1b circular holding portion 1c locking convex portion 1d fitting locking portion 2 bezel 3 front movable louver 4 rear movable louver 5 air outlet 6 air passage 7 dial operation knob 7b mounting seat 7c cover portion 8 sliding Member 8a Slit 8b Shaft hole 8c Locking claw 9 Mounting plate 9a Locking portion 9b Shaft hole 10 Universal joint 11 Connecting shaft 13 Swing connection member 14 Flange portion 14a Engaging recess 14b Leaf spring member 15 Swing connection portion 17 Joint shaft 18 universal joint engaging portion 19 pin 20 cam mechanism 21 universal bearing 23 cam groove 24 engaging groove 29 bearing member 30 front fin 30 a upper fin portion 30 b lower fin portion 33 space 34 support shaft 35 link bar 36 connecting shaft 37 guide shaft 39 Load-applying member 40 auxiliary post-fin member 40a auxiliary post-fin 40b auxiliary post-fin 41 rear fin 42 flat plate portion 4 Support shaft 44 Connection shaft 45 Link bar 46 Support member 48 Support member 49 Support member 49 Ring member 49a Rib 50 Damper device 51 1st damper plate 51a plate body 51b soft sheet 51c cover portion 52 2nd damper plate 52a plate body 52b soft sheet 52c cover portion 53 first shaft portion 54 second shaft portion 56 cam pin 57 cam pin 60 damper support member 61 cup shape portion 61a hemispherical tip portion 61b opening 61c shaft hole 61d slit 62 support portion 63 locking support portion 63a locking recess 63b Shaft hole 70 Damper plate assembly

Claims (8)

A retainer with an air passage inside;
A bezel fitted to the front of the retainer and having an air outlet;
A front movable louver rotatably disposed inside the air outlet;
A movable louver which is disposed on the upstream side of the front movable louver in a direction perpendicular to the front movable louver, and rotatably supports a plurality of rear fins arranged in parallel;
A damper device disposed upstream of the rear movable louver and opening and closing the air passage by a damper plate;
In the register with
The front movable louver has a front fin pivotally supported in parallel with the longitudinal direction of the air outlet, and the sliding member slides on the front fin in parallel with the longitudinal direction of the front fin. Movably fitted, the dial operating knob is rotatably supported on the sliding member,
In the vicinity of the center of the rear movable louver, an auxiliary rear fin member having auxiliary rear fins on both sides is pivotally supported in synchronization with the rear fins,
An annular member is rotatably supported on an inner side of the auxiliary post fin member via an axis parallel to the auxiliary post fin member,
A joint shaft of a universal joint disposed between the dial operating knob and the damper device is disposed through the inside of the annular member;
The rear of the dial operating knob is connected to the front end of the joint shaft via the universal joint,
In the damper device, a damper plate assembly having a first damper plate and a second damper plate is pivotally supported by the first damper plate and the second damper plate via a coaxial shaft. The damper plate assembly is supported by a damper support member, and
A cup-shaped portion is provided on the damper support member, a universal bearing is rotatably inserted in the cup-shaped portion, and a rear end of the joint shaft is fitted in the universal bearing;
A cam mechanism is provided between the universal bearing and the damper plate assembly to transmit the rotation of the universal bearing to the damper plate assembly;
During the sliding operation of the sliding member by the dial operation knob, the auxiliary post fin member is rotated in synchronization with the rear fin via the annular member by the movement of the joint shaft,
When the dial operation knob is turned, the rotation of the joint shaft of the universal joint is transmitted to the damper plate assembly via the cam mechanism, and the damper plate assembly is opened and closed. Register to be   The auxiliary post fin member is configured by connecting the auxiliary post fin between upper and lower flat plates disposed in parallel, and the upper and lower portions of the annular member are pivotable between the flat plates via a support shaft. The register according to claim 1, characterized in that it is supported.   The damper plate of the damper device is composed of a first damper plate and a second damper plate having a shape obtained by dividing the cross section of the ventilation passage into substantially two parts, and the edge portions of the first damper plate and the second damper plate A shaft portion is provided, and the shaft portion is substantially divided into a first shaft portion and a second shaft portion, the first shaft portion is provided at the edge portion of the first damper plate, and the second shaft portion is a second The register according to claim 1, wherein the register is provided at an edge of the damper plate, and the end of the first shaft and the end of the second shaft are rotatably connected to each other.   The register according to claim 2, wherein ribs are provided on both inner side walls of the annular member in a longitudinal direction and in contact with the joint shaft.   Locking convex portions for locking the damper support member are protruded on both inner side wall portions of the retainer, and a locking portion which is locked to the locking convex portion is at an edge portion of the damper support member. The register of claim 1 provided.   A hemispherical tip is provided on the cup-shaped portion of the damper support member toward the upstream side, and the cup-shaped portion is fitted on the upstream side of a circular holding portion provided via a frame in the retainer. The register according to claim 1, characterized in that:   A support shaft is provided on the upper and lower flat plates of the auxiliary post fin member, and a connecting shaft is provided at a position deviated from the support shaft, and the connecting shaft of the auxiliary post fin member and the rear movable louver The register according to claim 1, wherein one link bar is connected between the connection axes of the rear fins. The cam pins of the cam mechanism are protruded from the first damper plate and the second damper plate, and the cam pins engage with cam grooves provided on the universal bearings of the cam mechanism to turn the dial operation knob When operated, the universal bearing rotates around the shaft via the connecting shaft, the joint shaft, and the universal joint engaging portion, and the first damper plate via the cam pin engaged with the cam groove. The register according to claim 1, wherein the second damper plate pivots about the shaft.

Images