JP2013244815A - Shift knob of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shift knob which can obtain decoration illumination effect at nighttime lighting and shines bright through reflection of external light by a half mirror part when turning the light off.SOLUTION: In a shift knob 1 of a vehicle which contains a light emitting device 2 on an upper part of a shift knob 1 of a transmission of a vehicle, the light emitting device 2 has a light source covered with a translucent cover 4, keeps a half mirror part 5 transmitting light from the light source between the light source and translucent cover 4, and forces the half mirror part 5 to glitter to obtain plating-like appearance during the daytime and the light source to be turned on to obtain decorative illumination effect at night. Thus, a display of the upper surface of the shift knob 1 of the transmission for a vehicle can be changed in response to versatility of preference by an occupant. The light source changes a light emitting state in response to a state of a vehicle so that an occupant can easily recognize a state change of a vehicle. In addition, the light source is provided with a plurality of colors to change a color in response to a vehicle state.

Description

  The present invention relates to a shift knob for a vehicle incorporating a light source.

  Conventionally, as this kind, a knob cover (for example, Patent Document 1) comprising a cover body that covers a knob of a vehicle and an external illumination light source provided on the cover body, and the current shift based on the operation position of the shift lever. A display signal for displaying the position is output to the display control circuit, and the display control circuit selects a pixel of the organic EL element of the display unit 2 provided on the upper surface of the shift knob based on the display signal input from the controller. A shift knob that emits light so that characters representing the current shift position are displayed on the entire display unit (for example, Patent Document 2), a shift knob for automatic transmission for vehicles, and an upper end of the shift knob are attached. A light guide material shift cover formed integrally from one side surface to the upper end, and a light reflecting portion formed integrally with the shift cover; Lighting apparatus including a light source to be irradiated on the light reflecting portion (e.g., Patent Document 3) are proposed.

JP-A-2005-47391 JP 2007-137221 A JP 2007-203823 A

  As described above, some conventional shift knobs emit light from the knob or light from the display provided on the knob. However, these are all used for lighting effects when the vehicle interior is dark, such as at night. However, when the interior of a vehicle such as daytime is bright, the illumination is difficult to see, and the added value is reduced.

  SUMMARY OF THE INVENTION The present invention solves the above-described problems, and an object of the present invention is to provide a shift knob that can provide an electric decoration effect when it is turned on at night, and shines when external light is reflected by a half mirror when it is turned off.

  To achieve the above object, according to a first aspect of the present invention, there is provided a vehicle shift knob in which a light emitting device is provided above a shift knob of a vehicle transmission. The light emitting device is formed by covering a light source with a translucent cover. A half mirror that transmits light from the light source is provided between the light source and the translucent cover.

  The invention according to claim 2 is characterized in that the light source changes a light emission state in accordance with a vehicle state.

  The invention according to claim 3 is characterized in that the light source comprises a plurality of colors, and the color of the light source is changed in accordance with a shift state of a vehicle.

  According to a fourth aspect of the present invention, the light source includes a plurality of colors, and the color of the light source is changed according to a vehicle speed state of the vehicle.

  The invention according to claim 5 is characterized in that character information is formed between the half mirror part and the translucent cover.

  According to the shift knob for a vehicle according to claim 1 of the present invention, the illumination effect is obtained by lighting the light source at night, and the display of the upper part of the shift knob of the vehicle transmission is obtained. It becomes possible to change and respond to the variety of passengers' preferences.

  According to the vehicle shift knob of the second aspect of the present invention, it is possible for the occupant to easily recognize the change in the state of the vehicle by changing the light emission state according to the state of the vehicle.

  According to the vehicle shift knob of the third aspect of the present invention, the occupant can easily recognize the shift position by changing the light emission state according to the shift state of the vehicle.

  According to the vehicle shift knob of the fourth aspect of the present invention, it is possible for the occupant to easily recognize the current vehicle speed by changing the light emission state according to the change in the vehicle speed.

  According to the vehicle shift knob of the fifth aspect of the present invention, it is possible to respond to the variety of occupants' preference by adding character information to the display above the shift knob of the vehicle transmission.

It is a perspective view of the shift lever which shows Example 1 of this invention. It is an exploded perspective view of a shift knob same as the above. FIG. 2 is an exploded perspective view of the light emitting device. It is a front view of a shift lever same as the above. FIG. 5 is a sectional view taken along line AA in FIG. It is a block diagram same as the above.

  Hereinafter, embodiments of a shift knob for a vehicle according to the present invention will be described with reference to the drawings.

  1 to 6 show Embodiment 1 of the present invention. As shown in FIG. 1, the shift knob for a vehicle according to the present invention includes a light emitting device 2 on the upper surface of the shift knob 1 of the vehicle transmission. In the apparatus 2, a light source 3 is covered with a translucent cover 4, and a half mirror part 5 that transmits light from the light source 3 is provided between the light source 3 and the translucent cover 4.

  As shown in FIG. 1, the vehicle transmission includes an indicator panel 13 exposed from the opening 12 on the front surface of the instrument panel 11, and a long hole 13 </ b> A extending in the vertical direction is formed on the front surface of the indicator panel 13. Has been. A slider 14 is provided to cover the long hole 13A of the indicator panel 13 from the lower side. The slider 14 is flexible, and can be swung up and down by a driver's operation in a through hole 14A formed in the slider 14. The middle part of the shift lever 15 penetrates. Further, the shift knob 1 is provided above the shift lever 15, and a push button 16 is provided on the shift knob 1.

  The indicator panel 13 has “P” (parking), “R” (reverse), “N” (neutral), “D” (drive), “S” (sports), etc. on the right side of the shift lever 15. The shift state display portions 17P, 17R, 17N, 17D, and 17S provided with characters for indicating the respective shift positions are provided side by side, and these shift state display portions 17P, 17R, 17N, 17D, and 17S are translucent. A light source (not shown) made of a member for transmitting and emitting light below is provided, and by selecting a shift position using the shift lever 15, the corresponding shift state display portions 17P, 17R, 17N, 17D, 17S is lit and displayed.

  The shift knob 1 is constructed by assembling left and right outer covers 21 and knob covers 22 made of synthetic resin and incorporating the push button 16, and the light emitting device 2 is provided on the upper surface 23 of the outer cover 21. The outer cover 21 has a substantially cylindrical shape having an upper surface 23, and has an opening 24 on one side (right side) in the left-right direction. The knob cover 22 is fixed to the opening 24 so that the opening 24 is closed. . A mounting hole 25 for mounting the push button 16 is formed on the upper side of the knob cover 22. Then, by holding the shift knob 1 and pressing the push button 16, the shift lever 15 can be operated to select the shift position.

  The upper surface 23 of the outer cover 21 is formed in a planar shape that is one step lower than the upper surface of the knob cover 22, and a step portion 26 is provided between the upper side surface of the knob cover 22 and the upper surface 23. A light emitting device 2 is provided.

  The light emitting device 2 includes a base portion 32 in which the light source 3 such as an LED is incorporated, a reflection sheet 33 as a reflection surface provided on the upper surface of the base portion 32, and a light guide 34 provided on the reflection sheet 33. A diffusion sheet 35 serving as a light diffusion part provided on the upper surface of the light guide 34, a half mirror part 5 provided on the diffusion sheet 35, and a display printing part provided on the half mirror part 5. The dial printing unit 37 and the translucent cover 4 provided on the dial printing unit 37 are provided as a unit on the upper surface of the outer cover 21.

  Moreover, the light source 3 can use what can change luminescent color, or may be provided with the several light source 3 from which luminescent color differs. The translucent cover 4 has substantially the same shape as the outer surface of the light guide 34.

  The base portion 32 includes a flat plate-like main body portion 32A and a side plate portion 32B protruding upward from one side edge of the main body portion 32A. The side plate portion 32B is provided on the step portion 26, and the side plate portion 32B. The light source 3 is attached to the inner surface of the main body portion 32A side, and a curved portion 32W formed in a substantially semicircular plane is formed on the other side of the main body portion 32A. Further, the reflection sheet 33 is stuck on the upper surface of the main body 32A.

  The light guide 34 has a flat lower surface 34A having substantially the same shape as the main body portion 32A and a side surface 34B corresponding to the side plate portion 32B, and the upper surface is substantially the plane of the upper surface of the side surface 34B and the main body portion 32A. A U-shaped outer edge is connected in a curved shape, and a concave portion 34C for accommodating the light source 3 is provided on the side surface 34B. In addition, the upper surface of the light guide 34 is formed in a curved shape, and the light guide 34 is formed so as to become thinner from the side surface side toward the other side. The diffusion sheet 35 has substantially the same shape as the upper surface of the light guide 34 and is disposed so as to cover the upper surface of the light guide 34.

  The dial printing portion 37 is printed on the lower surface of the translucent cover 4, and the dial printing portion 37 is formed by printing a display portion 37A for characters and the like. The other printing unit 37 has a light shielding property.

  The translucent cover 4 is provided with the half mirror part 5 on the lower surface of the dial printing part 37 in order to give the display part 37A glitter, and the half mirror part 5 deposits metal fine particles. Alternatively, it is formed by sputtering, and in this example, it is formed on substantially the entire lower surface of the translucent cover 4 provided with the dial printing part 37, and external light is reflected by the half mirror part 5 in the off state such as daytime. By doing so, the display part 37A is directly shined and visually recognized.

  On the other hand, when the light source 3 is turned on at night or the like, the light of the light source 3 is guided to the diffusion sheet 35 on the upper surface by the light guide 34 and the reflection sheet 33, and the light is diffused and uniformed by the diffusion sheet 35. 5 and the display part 37A emits light and is visually recognized.

  The light source 3 is electrically connected to the display control means 41 by a cable (not shown), and the cable is routed inside the indicator panel 13 through the inside of the shift knob 1.

  The display control means 41 is electrically connected to an ECU (engine control unit) 42 as vehicle state detection means. From the ECU 42, data relating to the state of the vehicle is output to the display control means 41.

  Examples of the state of the vehicle include lighting of a vehicle headlamp, operation of a brake, operation of a direction indicator, opening / closing of a door, wearing of a seat belt, shifting state of a vehicle, speed state of the vehicle, and the like. Further, examples of the shift state of the vehicle include “P”, “R”, “N”, “D”, and “S” shift positions selected by the shift lever 15. Furthermore, examples of the vehicle speed state include vehicle speed numerical data, stop, low speed, high speed, acceleration, and deceleration.

  The display control means 41 controls the light emission state of the light source 3 to change according to the state of the vehicle as follows. For example, when the headlamp is turned on / off, the light source 3 is turned on / off, when the door is opened / closed, the light source 3 is turned on / off, and when the brake is activated / released, the light source 3 is turned on / off. To control.

  The display control means 41 may control the light source 3 to be turned on / off in conjunction with the turning on / off of the small lamp or the headlamp, or the light source 3 may be turned on / off by another switch. You may control so that.

  Further, the display control means 41 turns the light source 3 on in blue in the forward state “D” and “S”, red in the stop state “P”, and “R” in the reverse state in the vehicle shift state. Is controlled so as to change the color and / or lighting state so that red blinks in red and green lights in neutral of “N”. The lighting state is exemplified by continuous lighting and blinking.

  Further, the display control means 41 lights the light source 3 green when the vehicle speed is 0 km / h when the vehicle speed is stopped, and lights blue when the vehicle speed is 0 km / h, for example, blue when the lower boundary value is less than 50 km / h, and high speed. Control is performed so that red lights up at 50 km / h or higher, and red blinks at 100 km / h or higher, which is an upper boundary value higher than the lower boundary value.

  Alternatively, the display control means 41 uses the engine speed as the vehicle state, and lights up in blue when the engine speed is less than the lower boundary value, lights up in red above the lower boundary value, and more than the upper boundary value higher than the lower boundary value, In a so-called red zone, control may be performed so that red blinks. Furthermore, the lower boundary value, the upper boundary value, and the like may be arbitrarily input by a boundary value setting unit (not shown), and may be set and stored in the display control unit 41.

  Thus, in this embodiment, corresponding to claim 1, in the vehicle shift knob 1 in which the light emitting device 2 is provided on the upper part of the shift knob 1 of the vehicle transmission, the light emitting device 2 causes the light source 3 to transmit the light source 3. Since the half mirror part 5 that transmits the light from the light source 3 is provided between the light source 3 and the translucent cover 4, the half mirror part 5 is brilliant and plated in the daytime. At night, an illumination effect is obtained by turning on the light source 3, and the display on the upper part of the shift knob 1 of the vehicle transmission can be changed, so that it is possible to respond to the variety of passengers' preferences.

  In this way, in this embodiment, in correspondence with claim 2, the light source 3 changes the light emission state according to the state of the vehicle, so that the occupant can change the light emission state according to the vehicle state. Can easily recognize a change in the state of the vehicle.

  In this way, in this embodiment, the light source 3 is provided with a plurality of colors corresponding to the third aspect, and the color of the light source 3 is changed according to the speed change state of the vehicle. The occupant can easily recognize the shift position by changing the light emission state according to the state.

  In this way, in this embodiment, the light source 3 is provided with a plurality of colors corresponding to the fourth aspect, and the color of the light source 3 is changed according to the vehicle speed state of the vehicle. By changing the light emission state according to the change, the occupant can easily recognize the current vehicle speed.

  Further, in this embodiment, since character information is formed between the half mirror portion 5 and the translucent cover 4 in correspondence with the fifth aspect, the display on the upper part of the shift knob 1 of the vehicle transmission is shown. By adding character information to the vehicle, it is possible to meet the variety of passenger preferences.

  Further, as an effect of the embodiment, since the light emitting device 2 is integrally provided on the outer cover 21, the shift lever 15 can be easily assembled. Further, since the reflection sheet 33 is provided on the lower surface of the light guide 34, the light from the light source 3 can be reflected upward, and a diffusion sheet 35 is provided between the light guide 34 and the dial printing unit 37. Therefore, the light can be diffused and made uniform. Further, the shift knob 1 is constructed by assembling an outer cover 21 and a knob cover 22, and the light emitting device 2 is assembled on the upper surface 23 of the larger outer cover 21, so that the shift knob 1 is excellent in assembling workability. It becomes.

  The present invention is not limited to this embodiment, and various modifications can be made within the scope of the gist of the present invention. For example, in the embodiment, the half mirror portion is printed and provided on the translucent cover, but the half mirror portion may be printed and provided on the upper surface of the light guide. In addition, the upper surface of the light guide body is subjected to a textured process to form a light diffusing portion, or a light reflective layer is provided on the lower surface of the light guide body by painting, and the light reflective layer is configured to form a light reflective surface. Or you may. Moreover, although the example which provided the shift lever in the instrument panel was demonstrated in the Example, it cannot be overemphasized that it is applicable not only to an instrument panel but the shift lever provided in the floor etc. Furthermore, when it is provided on the instrument panel, there is an advantage that the light-emitting device is easier to visually recognize than those provided on the floor. In addition to the fifth aspect, the half mirror portion may be provided on the lower surface of the transparent cover, the dial printing portion may be provided on the upper surface of the transparent cover, or only the half mirror portion may be provided without providing the dial printing portion. You may do it. Furthermore, the dial printing unit, which is a display printing unit, may be provided with a display unit such as a figure or a symbol in addition to the characters.

1 Shift knob 2 Light emitting device 3 Light source 4 Permeable cover 5 Half mirror part
15 Shift lever
37 Dial printing part (display printing part)

Claims (5)

In a vehicle shift knob in which a light emitting device is provided on an upper part of a shift knob of a vehicle transmission, the light emitting device is formed by covering a light source with a translucent cover, and between the light source and the translucent cover from the light source. A shift knob for a vehicle, comprising a half mirror that transmits the light of the vehicle. 2. The shift knob for a vehicle according to claim 1, wherein the light source changes a light emission state in accordance with the state of the vehicle. 3. The shift knob for a vehicle according to claim 2, wherein the light source has a plurality of colors, and the color of the light source is changed according to a shift state of the vehicle. The vehicle shift knob according to claim 2, wherein the light source has a plurality of colors, and the color of the light source is changed according to a vehicle speed state of the vehicle. The vehicle shift knob according to any one of claims 1 to 4, wherein character information is formed between the half mirror part and the translucent cover.

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