JP3144552U - register - Google Patents

Abstract

To provide a register capable of maintaining good slidability of an operation knob and preventing leakage of grease from a guide groove.
A register including a lateral fin 30 in which grease is applied in a guide groove with which an engaging portion of an operation knob 6 is engaged. A guide groove 30 is formed on the back surface of the lateral fin 30 along the longitudinal direction, and an engaging portion provided inside the operation knob 6 is slidably engaged with the guide groove. A narrow groove grease reservoir is formed in the guide groove along the longitudinal direction, and a grease reservoir having a cross section larger than the cross-sectional area of the guide groove is formed at the end of the guide groove.
[Selection] Figure 1

Description

  The present invention relates to a register used for an air outlet for ventilation or air conditioning in an automobile or the like, and in particular, an operation knob is slidably fitted on a fin of a front movable louver, and the wind direction is adjusted using the operation knob. The present invention relates to a register for adjusting air blowing.

  Conventionally, as this type of register, a laterally movable louver and a longitudinally movable louver are arranged in front and back in a bezel that forms a ventilation path, and an operation knob (handle) ) Is movably attached to a register, which is known from Patent Document 1 below.

  In this conventional register, the operation knob is slidably fitted in the axial direction (lateral direction) on the fin at the center of the laterally movable louver, and rotated up and down together with the fin of the laterally movable louver. An engaging part is formed at the rear end of the operation knob, and the engaging part is engaged with the longitudinal axis of the fin of the longitudinally movable louver located behind (the axis displaced from the rotational axis of the fin). It is a structure that matches. When adjusting the wind direction to the left or right, slide the operation knob to the left or right on the fins of the laterally movable louver, change the direction of the subsequent vertically movable louver to the left and right, and adjust the wind direction to the upper or lower side. In this case, the direction of the wind is adjusted by rotating the operation knob up or down together with the fins of the laterally movable louver.

An operation knob of this type of register is generally composed of a knob body that covers the front part of the fin, and a knob rear part that is fitted to the rear part of the knob body and covers the rear part of the fin and has an engaging part on the back surface. A guide groove having a substantially triangular cross section is formed along the longitudinal direction on the back surface of the knob, and an engaging portion provided at the rear of the knob is engaged with the guide groove.
JP 2001-180262 A

  When adjusting the wind direction to the left or right, adjust the operation knob by sliding it in the longitudinal direction on the fins of the laterally movable louver. An elastic body such as silicon rubber is disposed inside the knob body so as to impart, and grease is applied in the guide groove of the fin with which the engaging portion engages to improve sliding lubricity, Occurrence of abnormal noise is prevented and operational feeling is improved.

  However, since grease is applied in the guide groove of the fin and the engaging portion slides in the guide groove when the operation knob is operated, the grease is applied relatively uniformly in the entire guide groove. However, due to repeated operation of the operation knob, the grease gradually gathers in the vicinity of both end portions of the guide groove, and the grease leaks from the end portion of the guide groove, so that there is a problem that the appearance of the fin is easily deteriorated.

  The present invention has been made in view of the above points, and in a register having a fin in which grease is applied in a guide groove with which an engaging portion of the operating knob is engaged, the operating knob has good slidability. It is an object of the present invention to provide a register that can hold and prevent leakage of grease from a guide groove.

  In order to achieve the above object, the register of the present invention is configured such that an operation knob is slidably fitted to the fin of the front movable louver, and a guide groove is formed on the back surface of the fin in the register in which the wind direction is adjusted by the operation knob. Is formed along the longitudinal direction, and an engaging portion provided inside the operation knob engages with the guide groove, and a concave grease reservoir is formed in the guide groove along the longitudinal direction. A grease reservoir having a cross section larger than the transverse area of the normal portion of the guide groove is formed at the end of the guide groove.

  According to this device, the grease in the guide groove is well held in the groove grease reservoir, and the excess grease is held in the grease reservoir at the end of the guide groove. Even when applied, it is possible to prevent leakage of grease from the end of the guide groove while maintaining good slidability of the operation knob of the operation knob.

  Here, in the register having the above-described configuration, the operation knob includes a knob body that covers at least a front portion of the fin, and a rubber-like elastic member that slidably contacts and presses the front end portion of the fin in the knob body. A body can be provided.

  According to this device, an appropriate sliding resistance can be generated between the fin and the rubber-like elastic body, and a good and stable operation load can be generated on the operation knob.

  Further, in the register having the above-described configuration, the guide groove is formed in a substantially triangular shape, and an engagement portion provided in the knob body of the operation knob is slidably engaged with the guide groove. In addition, thin concave grease reservoirs can be formed along the longitudinal direction on both side bottom surfaces of the guide groove.

  According to this device, the engagement of the guide groove having a substantially triangular cross section on the fin side and the engaging portion on the operation knob side causes biting or rattling even when the groove or the engaging portion has a dimensional variation. The operation knob can be slid well, and since the grease reservoirs are provided on the bottom surfaces on both sides of the guide groove, the grease can be held well to improve the lubricity during sliding. Can do.

  According to the register having the above configuration, the grease leaks from the end of the guide groove provided on the back surface of the fin while maintaining good slidability of the operation knob of the operation knob attached to the fin of the front movable louver. It is possible to prevent the deterioration of the appearance of the fin.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows a front perspective view of the register, and FIG. 2 shows a cross-sectional view thereof. 3 shows a plan view of the horizontal fin 30 and the operation knob 6. FIG. 4 shows a sectional view of the operation knob 6. FIG. 5 shows an exploded perspective view of the operation knob 6 and the horizontal fin 30.

  In FIG. 1, reference numeral 1 denotes a bezel having an air outlet 11 formed in the front. A fitting portion for connecting to a retainer 2 described later is provided on the back side of the bezel 1, and the retainer 2 is attached to the fitting portion. Mated and connected. Bearing holes for horizontal fins are formed at predetermined intervals on the left and right side walls inside the air outlet 11 of the bezel 1, and further, a damper knob opening is formed on the left side of the front surface of the bezel 1, and a damper knob 53 is disposed there. Is done.

  The retainer 2 is formed in a substantially rectangular duct shape, and as shown in FIG. 2, an air passage 21 is formed therein, and bearing holes for vertical fins are formed at predetermined intervals on the upper and lower walls of the front edge portion. It is formed. Further, damper shaft holes for dampers are provided on both side walls of the rear part in the ventilation path 21, and the rotation shaft 51 of the damper 5 is fitted therein.

  The front movable louver 3 is configured such that a plurality of horizontal fins 30 are arranged at regular intervals and are pivotally supported via a rotation shaft 35. As shown in FIG. 2, the rotation shafts 35 on both sides of each horizontal fin 30 are inserted into bearing holes on both side walls of the bezel 1 and are rotatably supported. Further, on one side of each horizontal fin 30, the connecting shaft 36 protrudes at a position displaced from the rotating shaft 35, and the connecting shafts 36 are connected to each other by a link bar 37. A link mechanism that rotates each horizontal fin 30 is provided.

  An operation knob 6 described later is slidably mounted on the lateral fin 30 at the center of the front movable louver 3. As shown in FIG. 5, the horizontal fins 30 to which the operation knob 6 is attached are provided with protrusions 34 projecting in the longitudinal direction on the upper and lower sides on the front edge portion 31 side, and further, the rear edge portion (back surface portion). 32, a guide groove 33 having a substantially triangular cross section is formed along the longitudinal direction.

  A guide groove 33 having a substantially triangular cross section provided at the rear edge of the horizontal fin 30 is divided into portions on both sides excluding the central portion, and is formed along the longitudinal direction. As shown in FIGS. On both bottom surfaces of the groove 33 (bottom surfaces on both sides), grease reservoirs 33a each having a thin V-shaped cross section are formed in the longitudinal direction. Furthermore, grease reservoirs 33b having a cross section larger than the transverse area of the normal portion of the guide groove 33 are formed at both ends of the guide groove 33. As long as the cross-sectional shape of this grease reservoir 33b has a cross section larger than the cross-sectional area of the normal part of the guide groove 33, it can be made into arbitrary shapes, such as a substantially U shape or a rectangle.

  In addition, although the guide groove 33 at the rear edge portion of the horizontal fin 30 is formed separately on both side portions excluding the central portion, the central portion can also be formed as a single continuous guide groove as a guide groove. . Further, the grease reservoir 33a having a thin V-shaped cross section provided on both sides of the bottom surface of the guide groove 33 may be one or a plurality. Moreover, the grease reservoir of the groove in the guide groove can be a shallower flat (wider) groove than the above.

  An engaging portion 64 of the operation knob 6 is slidably fitted into the guide groove 33 and engaged therewith. As shown in FIG. 5, the engaging portion 64 is formed in a substantially triangular shape (a shape having an acute pointed tip) in the cross section of the tip portion, and is slidable in the guide groove 33 of the lateral fin 30. It has a structure that fits in. Grease is applied in the guide groove 33 for lubrication when the engaging portion 64 slides. The grease applied in the guide groove 33 is satisfactorily held in the grease reservoirs 33a on both sides of the bottom surface of the groove, and when there is excess grease, the grease moved to the end of the groove when the engaging portion 64 slides. Is a structure that accumulates in the grease reservoir 33b at the end.

  As shown in FIG. 2, the rear movable louver 4 has a plurality of vertical fins 40 arranged vertically in the retainer 2 so as to be rotatable at fixed intervals, and the rotation shafts 42 are linked via a crank 45. Bars 46 are connected to each other. Rotating shafts 42 project from the upper and lower portions of each vertical fin 40, and these rotating shafts 42 are rotatably fitted in bearing holes provided in the upper and lower walls of the retainer 2. . A crank 45 is connected to a rotating shaft below each vertical fin 40, and these cranks 45 are connected to each other by a link bar 46. This link mechanism is arranged below the lower wall of the retainer 2 and has a structure for changing the direction of each vertical fin of the rear movable louver 4.

  Further, as shown in FIG. 2, the vertical fin 40 at the center of the rear movable louver 4 is provided with a sector gear 43 protruding forward at the front thereof. The sector gear 43 is disposed so as to be engaged with the knob gear portion 62 of the operation knob 6 attached to the horizontal fin 30 positioned in front of the sector gear 43, and the vertical fin 40 is operated in accordance with the operation of the operation knob 6 in the left-right direction. To the left and right. The sector gear 43 and the knob gear portion 62 constitute a reciprocating motion transmission portion.

  A damper 5 for closing the ventilation path 21 is pivotally supported at the rear portion of the retainer 2 so as to be able to open and close. Rotating shafts 51 project from both sides of the damper 5, and the rotating shafts 51 are fitted into the damper shaft holes on the side walls of the retainer 2. As shown in FIG. 2, a crank 54 is fixed to one end of the rotating shaft 51 of the damper 5, and a connecting rod 52 is connected to the tip of the crank 54.

  On the other hand, the damper knob 53 is pivotally supported on the side wall portion of the retainer 2 via the shaft portion 56, and a lever-like link portion 55 integrally formed with the damper knob 53 is connected to the tip of the connecting rod 52. The other end of the connecting rod 52 is connected to a crank 54 fixed to the rotating shaft 51 of the damper knob 53. The front portion of the damper knob 53 protrudes forward from the damper knob opening of the bezel 1, and when the damper knob 53 is held and rotated with the shaft portion 56 as a fulcrum, the link portion 55, the connecting rod 52, The damper 5 rotates via the crank 54 to open and close the ventilation path 21.

  As shown in FIGS. 2 to 4, the operation knob 6 for adjusting the orientation of the front movable louver 3 and the rear movable louver 4 is slidably fitted on the lateral fin 30 at the center of the front movable louver 3. Is attached. As shown in FIG. 5 showing an exploded perspective view from the bottom surface side, the operation knob 6 covers the knob body 60 formed in a shape covering the front end portion and the upper surface of the horizontal fin 30 and the lower surface of the horizontal fin 30. A knob cover 61 fitted into the opening of the knob main body 60 and a pair of rubber-like members that are accommodated near both ends in the knob main body 60 and that contact the front edge 31 of the lateral fin 30 to apply an operation load. Elastic bodies 63, 63.

  As shown in FIGS. 5 and 8, the knob body 60 is formed in a shallow rectangular container shape so as to cover and accommodate the front end portion and the upper surface of the lateral fin 30, and close to both side end portions of the inner front portion. An elastic body accommodating portion 66 for accommodating a pair of rubber-like elastic bodies 63, 63 is provided. In order to slidably accommodate the lateral fins 30 in the lateral direction in the knob body 60, the side wall portions on both sides of the knob body 60 are removed. Further, a locking portion 68 for locking the locking claw 69 of the knob cover 61 is formed in a concave shape on the side wall portion of the knob body 60 near the elastic body accommodating portion 66.

  On the other hand, on both sides of the rear wall portion of the knob main body 60, as described above, the engaging portions 64 having a substantially triangular cross section that engages with the guide grooves 33 of the lateral fins 30 project inward. On the outside of the wall portion in the vicinity of the engaging portion 64, a locking claw 65 is provided so as to be locked in the locking hole 67 of the knob cover 61.

  The rubber-like elastic body 63 is made of, for example, silicon rubber impregnated with oil, and a protrusion is formed on the pressing surface of the rubber-like elastic body 63. As shown in FIG. 5, such a rubber-like elastic body 63 is fitted in an elastic body accommodating portion 66 formed near the front side end portions in the knob main body 60. Each rubber-like elastic body 63 has a structure in which the protruding portion is brought into contact with and abutted with the front edge portion of the lateral fin 30 to generate an appropriate sliding resistance by an elastic force, thereby generating an appropriate operation load. .

  As shown in FIGS. 5 and 8, the knob cover 61 is formed in a rectangular shape that covers the lower surface of the knob body 60, and a knob gear portion 62 projects from the rear surface of the knob cover 61. The knob gear portion 62 is formed so as to mesh with the sector gear 43 provided on the vertical fin 40, and when the operation knob 6 is rotated around the rotation shaft 35 of the horizontal fin 30, It is formed so as to hold the meshing. When the operation knob 6 is slid in the horizontal direction along the longitudinal direction of the horizontal fin 30 on the horizontal fin 30, the sector gear 43 is rotated together with the vertical fin 40 around its rotation axis 42. In addition, the knob gear portion 62 meshes with the sector gear 43.

  Further, as shown in FIG. 5, two locking claws 69 project from the front portion of the knob cover 61 so as to be locked to the locking portion 68 of the knob body 60, and The two locking holes 67 are formed, and the two locking holes 67 can be locked to the locking claws 65 on the knob body 60 side.

  When the operation knob 6 is assembled to the horizontal fin 30, as shown in FIG. 5, the horizontal fin 30, the knob body 60, and the knob cover 61 are turned upside down. It fits in the elastic body accommodating part 66 in the main body 60. Next, the horizontal fin 30 is inserted into the knob main body 60, and the engaging portion 64 of the knob main body 60 is slidably fitted into the guide groove 33 of the horizontal fin 30. Then, the knob cover 61 is put on and attached so as to cover the opening of the knob body 60 and the horizontal fin 30.

  When the knob cover 61 is assembled, first, the pair of locking claws 69 of the knob cover 61 are locked to the locking portions 68 of the knob body 60, and then the knob body 60 is locked to the locking holes 67 of the knob cover 61. The knob cover 61 is pressed against the knob body 60 and assembled so that the claw 65 is fitted. Accordingly, as shown in FIGS. 3 and 4, the operation knob 6 is slidably mounted on the horizontal fin 30, and the rubber-like elastic body 63 disposed in the operation knob 6 is attached to the horizontal fin 30. The inner surface of the knob main body 60 and the knob cover 61 contacts the ridges 34 provided on the upper surface and the lower surface of the front fin 30, and the operation knob 6 is connected to the front fin 31. It is slidably attached to.

  In the present embodiment, two rubber-like elastic bodies 63 are provided on the inner side of the wide operation knob 6 and are brought into contact with the front end portion of the horizontal fin 30. One rubber-like elastic body may be arranged at the center in the operation knob.

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

  When adjusting the air blowing direction up or down, the operation knob 6 of the front movable louver 3 is turned up or down for adjustment. When the operation knob 6 is held and rotated up or down, as shown in FIG. 2, the horizontal fin 30 on which the operation knob 6 is mounted rotates up and down around the rotation shaft 35 and swings. Is transmitted to the other horizontal fins 30 via the connecting shaft 36 and the link bar 37, and each horizontal fin 30 rotates about its rotating shaft 35, and the vertical direction of the horizontal fin 30 is the rotating shaft 35. The air blowing direction is adjusted up and down.

  On the other hand, when adjusting the air blowing direction to the left and right, the operation knob 6 is moved to the left or right for adjustment. When the operation knob 6 is moved left or right with the operation knob 6, the operation knob 6 slides on the lateral fin 30, and at this time, the engaging portion 64 of the operation knob 6 is guided by the guide groove 33 at the rear end portion of the lateral fin 30. It is guided inside and slides.

  Since grease is applied in the guide groove 33 and the grease is well held in the thin groove grease reservoir 33a in the guide groove 33, the operation knob 6 can slide well by lubrication of the grease. it can.

  In addition, when grease is applied to some extent, when the operation of the operation knob 6 to the left and right is repeated, the grease moves to the end of the guide groove 33 due to the sliding of the engaging portion 64 in the guide groove 33. The grease gathered at the end portion is collected in the grease reservoir 33b at the end portion, and does not leak out from the groove. For this reason, it is possible to prevent deterioration of the appearance due to the appearance of grease. As described above, there is no problem even if the amount of grease applied to the guide groove 33 is somewhat large, so it is not necessary to strictly manage the amount of grease applied, and the operation can be simplified.

  Further, since the rubber-like elastic body 63 in the operation knob 6 is in contact with the front edge portion of the lateral fin 30 and is pressed with an appropriate load, an appropriate operation load is generated due to the frictional resistance, and an excellent operation load is obtained. By moving the operation knob 6 left and right, the wind direction can be adjusted.

  When the operation knob 6 moves in the lateral direction, the tooth portion of the knob gear portion 62 of the operation knob 6 rotates the sector gear 43. As a result, the vertical fin 40 of the rear movable louver 4 rotates to the left and right with the rotation shaft 42 as a fulcrum, and the rotational force is transmitted to the other vertical fins 40 via the crank 45 and the link bar 46. The fin 40 rotates about the rotation shaft 42, the horizontal direction of the vertical fin 40 changes around the rotation shaft 42, and the air blowing direction is adjusted to the left and right.

The register of the present invention is not limited to the above embodiment, and can be implemented in the following manner.
1. In the above, the knob gear portion provided on the back surface of the operation knob and the fan-shaped gear provided on the vertical fin of the rear movable louver are engaged, and the engagement allows the rear movable louver to be rotated by the sliding operation of the operation knob. However, the rear movable louver can also be rotated by linking the operation knob and the vertical fin with a link.
2. In the above, the operation knob is divided into the knob body and the knob cover, and the knob body and the knob cover are fitted so as to cover the upper and lower portions of the horizontal fins. However, the operation knob is divided into the knob body, the knob cover, and the knob gear part. Alternatively, the knob gear portion can be fitted to the back side of the knob body, and the lateral fin can be covered with the knob body and the knob cover.

It is a front perspective view of a register showing one embodiment of the present invention. It is II-II sectional drawing of the register. It is a top view of a horizontal fin and an operation knob. It is a fragmentary sectional view of a horizontal fin and an operation knob. It is a disassembled perspective view from the bottom face side of an operation knob and a horizontal fin. FIG. 6 is an enlarged central sectional view of FIG. 3 taken along VI-VI. It is sectional drawing along the plane direction of the knob main body. It is an exploded view from the bottom side of an operation knob and a horizontal fin. It is each expanded sectional view of the AA line of FIG. 8, a BB line, CC line, and DD line.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bezel 2 Retainer 3 Front movable louver 4 Rear movable louver 6 Operation knob 11 Air outlet 21 Ventilation path 30 Horizontal fin 31 Front edge part 32 Rear edge part 33 Guide groove 34 Projection line 35 Rotating shaft 43 Fan-shaped gear 60 Knob main body 61 Knob cover 62 Knob gear part 63 Rubber elastic body 64 Engagement part

Claims (3)

In the register in which the operation knob is slidably fitted to the fin of the front movable louver and the wind direction is adjusted by the operation knob,
A guide groove is formed on the back surface of the fin along the longitudinal direction, and an engaging portion provided inside the operation knob engages with the guide groove, and a concave grease reservoir is formed in the guide groove. A register formed along a direction, and having a grease reservoir having a cross section larger than a transverse area of a normal portion of the guide groove formed at an end of the guide groove.   The operation knob includes a knob body that covers at least a front portion of the fin, and a rubber-like elastic body that slidably contacts and presses the front end portion of the fin is provided in the knob body. The register according to claim 1.   The guide groove is formed in a substantially triangular cross section, and an engaging portion having a substantially triangular cross section provided in the knob body of the operation knob is slidably engaged with the guide groove. 2. The register according to claim 1, wherein said thin concave grease reservoir is formed along the longitudinal direction on each bottom surface.

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