JP5240041B2 - Pointer-type instrument - Google Patents

Description

  The present invention relates to a pointer-type instrument mounted on, for example, a vehicle.

  As this type of pointer-type instrument, for example, one described in Patent Document 1 below is known. The pointer-type meter has a drive source composed of, for example, a stepping motor, a bottom portion, and a conical portion that gradually increases in diameter from the bottom portion toward the observer, and a circular portion with respect to the conical portion of the conical portion. A display board having indicator parts arranged in an arc, a rotation center part connected to a driving source located on the bottom of the display board, and an indicator part extending obliquely from the rotation center part along the slope of the conical part And a three-dimensional appearance by realizing a conical shape of the display board.

JP 2008-051730 A

  However, in the pointer-type instrument of Patent Document 1, the center of rotation of the pointer is located at the bottom of the cone and the indicator extends along the slope of the cone. The entire pointer is visually recognized by the observer in the cone. Therefore, it was impossible to make the guidelines appear to be floating, leaving room for improvement.

  The present invention has been made in view of this point, and provides a pointer-type instrument that can realize a novel appearance in which the pointer is floating.

  In order to achieve the above object, the present invention provides a drive source, a conical portion that gradually increases in diameter toward the observer, and an indicator portion that is arranged in an arc shape on the conical portion with reference to the conical axis of the conical portion. A display plate including a pointer connected to the drive source and indicating the indicator portion, the display plate having an opening extending along the indicator portion at a middle portion in the depth direction of the conical portion, The pointer has an instruction portion that is exposed from the opening portion into the conical portion and points to the indicator portion. According to such a configuration, since the indication portion of the pointer is exposed from the intermediate portion in the depth direction of the cone portion to the inside of the cone portion, it is possible to realize a novel appearance that the pointer is floating.

  Further, the present invention is characterized in that an upright wall portion extending along the conical axis is provided at an intermediate portion in the depth direction of the conical portion, and the opening portion is provided in the upright wall portion. With such a configuration, the presence of the opening can be made inconspicuous when viewed from the line of sight of the observer, and the aesthetic appearance can be improved.

  Further, the present invention provides a first display plate having a first conical portion in which the display plate is disposed at a position recessed from the observer, and the observer is disposed closer to the observer than the first conical portion. And a second display panel having a second conical portion that forms the conical portion by being combined with the first conical portion, and the first conical portion and the second conical portion are spaced apart from each other. Thus, the opening is formed. According to such a configuration, since the indication portion of the pointer is exposed from the intermediate portion in the depth direction of the cone portion to the inside of the cone portion, it is possible to realize a novel appearance that the pointer is floating.

  The present invention also provides the conical shaft side end of the first conical portion facing the second conical portion and the conical shaft side end of the second conical portion facing the first conical portion. Are set in the axial direction of the conical axis, or the conical axis side end of the first conical part is set at a position farther from the conical axis than the conical axis side end of the second conical part. It is characterized by becoming. According to such a configuration, the presence of the opening can be made inconspicuous when viewed from the line of sight of the observer, and the aesthetic appearance can be improved.

  Further, the present invention is characterized in that the second conical portion has an opening hole through which the first conical portion can be visually recognized, and the first conical portion 62a is formed larger than the opening hole. . According to such a configuration, it is possible to improve the appearance and to emphasize the appearance that the pointer 7 is floating.

  In the invention, it is preferable that the first cone portion is provided with a gradation portion that changes from a dark color to a light color from the periphery of the opening toward the cone axis. According to such a configuration, the shadow of the second conical portion is generated at the periphery of the opening of the first conical portion disposed at a position where the second conical portion located on the observer side is recessed by blocking external light. Even so, the shadow can be made inconspicuous by the dark portion of the gradation portion.

  According to the present invention, the second cone portion is provided with a gradation portion that changes from a bright color to a dark color from the periphery of the opening portion toward the cone axis, and at least the opening periphery region of the first cone portion is provided. The dark color is the same as the dark color of the gradation portion but darker than that. According to such a configuration, the shadow of the second conical portion is generated at the periphery of the opening of the first conical portion disposed at a position where the second conical portion located on the observer side is recessed by blocking external light. Even so, the shadow can be made inconspicuous by the dark color setting of the gradation portion and the dark color setting of the first cone portion.

  According to the present invention, it is possible to provide a pointer-type instrument that can achieve the initial purpose and can realize a novel appearance such that the pointer is floating.

The front view of the pointer type instrument by the 1st Embodiment of this invention. Sectional drawing of FIG. Sectional drawing of the pointer type meter by the 2nd Embodiment of this invention. Sectional drawing of the pointer type meter by the 3rd Embodiment of this invention. Sectional drawing of the pointer type meter by the 4th Embodiment of this invention. Sectional drawing of the pointer type meter by the 5th Embodiment of this invention.

  1 and 2 show a first embodiment of the present invention.

  1 and 2, the pointer-type meter according to the present embodiment includes a circuit board 3, a light source 4, a drive source 5, a display board 6, and a pointer 7 in first and second cases 1 and 2, respectively. Is stored and held.

  The first and second cases 1 and 2 are made of, for example, a synthetic resin, and constitute a frame that accommodates the storage components by combining the two cases.

  The circuit board 3 is made of a well-known hard wiring board, and various circuit elements including the light source 4 are mounted on a circuit pattern (not shown).

  The light source 4 is made of a light emitting diode, for example, and illuminates the display board 6 and the pointer 7 from behind.

  The drive source 5 is composed of, for example, a stepping motor, and includes a pointer shaft that rotates the pointer 7 according to the measurement amount.

  The display board 6 is formed by printing on a light-transmitting synthetic resin plate, and has a bottom portion 61 and a conical portion 62 that gradually increases in diameter from the outer periphery of the bottom portion 61 toward the observer. The conical axis CA of the conical portion 62 coincides with the pointer axis of the drive source 5 in position and extension direction.

  The bottom portion 61 has a disk shape parallel to the circuit board 1, and the light source 4, the drive source 5, and the rotation center portion of the first pointer portion described later of the pointer 7 are located behind the bottom portion 61.

  In the conical portion 62, a ground portion 621 constituting a background of an indicating portion to be described later of the pointer 7 and an indicator portion 622 composed of scales and numbers to be indicated by the pointer 6 are formed by means such as screen printing or digital printing. Has been.

  The ground portion 621 can be formed as a transmitted light adjusting layer that forms a gradation light emitting portion by changing the transmittance of light from the light source 4 in the depth direction. In this case, the light transmittance is set to be the lowest in the deep part of the conical part 62, and the light transmittance is gradually increased from the deep part toward the observer. The transmission color (printing color) can be changed from black to blue.

  The indicator portion 622 is set to, for example, white, and is composed of numerals and scales, and a plurality of the indicator portions 622 are arranged in a circular arc shape with the conical axis CA as a reference (center). In this case, the scale is formed in a radial pattern so as to gradually become narrower (tapered) toward the deep part. In this way, by gradually narrowing the width toward the deep part, there is an effect of promoting a sense of depth.

  An intermediate portion in the depth direction between the numerals and the scale and along the conical axis CA of the conical portion 62 (in this case, the intermediate portion does not indicate an equal distance in the depth direction, and the bottom portion 61 and the conical portion 62 , The opening 63 extending in a slit shape along the array shape (array direction) of the indicator portions 622 is formed.

  The pointer 7 is made of a translucent synthetic resin material, and is positioned on the back side of the display board 6 that is invisible to the observer, and between the display board 6 and the circuit board 3, the pointer axis (conical axis CA) of the drive source 5 A first pointer portion 71 extending in a direction away from the second pointer portion 72, and a second pointer portion 72 extending from the first pointer portion 71 in the direction of the conical axis CA, located on the back side of the display plate 6 that is also invisible to the observer, A part extending from the second pointer part 72 so as to face the first pointer part 71 is located on the back side of the display board 6 that is invisible to the observer, and the other part is visible to the observer. It has the 3rd instruction | indication part 73, and is formed in U shape.

  The first pointer portion 71 is connected to the pointer shaft of the drive source 5, and a first reflecting portion 74 that reflects light introduced from the light source 4 toward the second pointer portion 72 at a position facing the light source 4. have.

  The second pointer portion 72 has a second reflecting portion 75 that reflects light from the first pointer portion 71 in the direction of the cone axis CA at a connection portion with the first pointer portion 71 and a third pointer portion. 73 and a third reflection portion 76 that reflects light from the second reflection portion 75 to the third pointer portion 73 is formed at the connection portion.

  A part of the third reflecting portion 73 is exposed in the conical portion 62 from the opening 63 toward the conical axis CA to form an instruction portion 77 that indicates the indicator portion 622.

  As described above, in the present embodiment, the drive source 5, the conical portion 62 that gradually increases in diameter toward the observer, and the conical portion 62 are arranged in an arc shape with reference to the conical axis CA of the conical portion 62. The indicator plate 622 including the indicator portion 622 and the pointer 7 connected to the drive source 5 and pointing to the indicator portion 622 are provided along the indicator portion 622 at the intermediate portion in the depth direction of the conical portion 62. The pointing portion 77 of the pointer 7 is provided in the depth direction of the conical portion 62 by having the extending portion 63 and the pointing portion 77 that is exposed from the opening 63 into the conical portion 63 and points to the indicator portion 622. Since it exposes in the cone part 62 from an intermediate part, the novel appearance which the pointer | guide 7 has floated can be implement | achieved.

  In the present embodiment, the pointer shaft of the drive source 5 and the conical axis CA are coaxial, and the pointer shaft that bypasses the U-shape is connected to the pointer shaft of the drive source 5 to connect the indicator 77 to the opening of the display plate 6. Although the structure exposed from 63 is employed, the position of the drive source 5 and the shape of the pointer 7 are arbitrary as long as the indicator portion 622 can be indicated by the indication portion 77 exposed from the opening 63, for example, the conical portion 62. A ring-shaped gear is provided on the outer periphery of the ring, and a pointer is attached to the ring gear so that the indicator 77 is exposed from the opening 63, and a drive source is connected to the ring gear, and the pointer is operated through the ring gear driven by the drive source. May be.

  FIG. 3 is a cross-sectional view showing a second embodiment of the present invention. In this embodiment, a vertical wall 64 extending along the conical axis CA is provided at the intermediate portion in the depth direction of the circular cone 62. The part 64 is provided with an opening 63, and the other parts are the same as those in the first embodiment.

  Thus, by providing the opening 63 in the standing wall 64 extending along the conical axis CA, the presence of the opening area of the opening 63 can be made inconspicuous when viewed from the observer's line of sight. Can be improved.

  FIG. 4 is a cross-sectional view showing a third embodiment of the present invention. In this embodiment, the first display board having a first conical portion 62a in which the display board 6 is disposed at a position recessed from the observer. 601 and a second display plate 602 having a second conical portion 62b which is disposed closer to the viewer than the first conical portion 62a and forms the conical portion 62 when combined with the first conical portion 62a. In addition, the first conical portion 62a and the second conical portion 62b are separated from each other in the direction of the conical axis CA to form the opening 63, and the first conical portion 62b is opposed to the first conical portion 62b. The end E1 on the conical axis CA side of the conical portion 62a and the end E2 on the conical axis CA side of the second conical portion 62b facing the first conical portion 62a are at the same position in the axial direction of the conical axis CA. Is set.

  In this way, the display panel is divided into the first display panel 601 and the second display panel 602, and the end E1 of the first conical part 62a and the end E2 of the second conical part 62b are conically shaped. By setting the same position in the axial direction of the axis CA, the same effect as that of the second embodiment can be expected.

  Further, in the present embodiment, by dividing the display panel, it is easy to set the end E1 of the first conical portion 62a farther from the conical axis CA than the end E2 of the second conical portion 62b. Become.

  Thus, by setting the end E1 of the first conical portion 62a to a position farther from the conical axis CA than the end E2 of the second conical portion 62b, the presence of the opening is conspicuous even when viewed from a slight angle. Can be eliminated, and the aesthetics can be further improved.

  FIG. 5 is a sectional view showing a fourth embodiment of the present invention. In this embodiment, the outer size S2 of the first conical portion 62a is made larger than the size S1 of the opening hole of the second conical portion 62b. The conical portions 62a and 62b are configured such that the plate surfaces have a certain width W and overlap in the axial direction of the conical axis CA, and the ground portion 621 of the first conical portion 62a has a gradation portion G. This is different from the third embodiment.

  Since the plate surfaces of both the conical portions 62a and 62b overlap with each other with a certain width W in this way, the opening 63 can be made inconspicuous when viewed from the direction of the conical axis CA. Can be improved and the appearance of the pointer 7 floating can be emphasized.

  Further, the gradation portion G is gradually darkened (smoothly without a boundary) as the color of the ground color portion 621 moves from the periphery of the opening 63 toward the cone axis CA in a circular area from the periphery of the opening 63 toward the cone axis CA. For example, black), intermediate color, and light color (for example, blue). The ground color portion 621 of the second conical portion 62b is set to be the same as the dark color portion (the darkest portion) of the gradation portion G. By providing the gradation portion G in this way, a sense of depth can be expressed even by changes in color brightness, and the second cone located on the observer side when exposed to natural light or the like from the observer side. Even if the shadow of the second conical portion 62b is generated at the periphery of the opening 63 of the first conical portion 62a that is disposed at a position where the portion 62b or the pointer 7 is blocked by outside light, the dark color of the gradation portion G The shadow can be assimilated and made inconspicuous by the dark color setting of the portion and the second conical portion 62b. In this case, it is desirable for the gradation portion G to set a dark color portion in consideration of the occurrence of a shadow.

  FIG. 6 is a cross-sectional view showing a fifth embodiment of the present invention. In this embodiment, the ground portion 621 of the second conical portion 62b has a gradation portion G instead of the first conical portion 62a. This is a difference from the fourth embodiment.

  That is, the gradation portion G gradually changes from the periphery of the opening 63 toward the conical axis CA (smoothly without a boundary) to a dark color (for example, black), an intermediate color, and a light color (for example, blue). In addition, at least the peripheral region of the opening 63 of the first conical portion 62a is set to a dark color that is the same as the dark portion of the gradation portion G but darker than that.

  In this way, the gradation part G is provided in the second conical part 62b, and the peripheral area of the opening 63 with the first conical part 62a being the same as the dark part of the gradation part G is set to a darker darker color than that. In addition to being able to express a sense of depth by changing the brightness of the color, the second conical portion 62b and the pointer 7 located on the observer side block the outside light when exposed to the outside light such as natural light from the observer side. Even if the shadow of the second conical portion 62b is generated at the periphery of the opening 63 of the first conical portion 62a arranged at a deep position, the dark color portion of the gradation portion G and the dark color of the first conical portion 62a The shadow can be assimilated by setting to make it inconspicuous.

DESCRIPTION OF SYMBOLS 1 1st case 2 2nd case 3 Circuit board 4 Light source 5 Drive source 6 Display board 7 Pointer 6 Display board 61 Bottom part 62 Conical part 62a 1st cone part 62b 2nd cone part 63 Opening part 64 Standing wall part 71 First pointer portion 72 Second pointer portion 73 Third indicator portion 74 First reflector portion 75 Second reflector portion 76 Third reflector portion 77 Indicator portion 621 Ground portion 622 Indicator portion 601 First display board 602 2nd display panel CA Conical shaft E1 End E2 End G Gradient S1, S2 Size W Width

Claims (7)

A driving source;
A conical portion that gradually increases in diameter toward the observer, and a display board that includes an indicator portion arranged in an arc shape on the basis of the conical axis of the conical portion,
A pointer connected to the drive source and indicating the indicator unit;
The display plate has an opening extending along the indicator portion in a middle portion in the depth direction of the conical portion;
A pointer-type meter characterized in that the pointer has an indicating portion that is exposed from the opening into the conical portion and points to the indicator portion. The pointer-type meter according to claim 1, wherein the conical portion has an upright wall portion extending along the conical axis at an intermediate portion in the depth direction, and the opening portion is provided in the upright wall portion. A first display plate having a first conical portion disposed at a position recessed from the observer, and the first conical portion disposed on the viewer side of the first conical portion. And the second display panel having a second conical portion that forms the conical portion, and the opening portion by separating the first conical portion and the second conical portion. The pointer-type meter according to claim 1, wherein the pointer-type meter is formed. The conical axis side end portion of the first conical portion facing the second conical portion and the conical axis side end portion of the second conical portion facing the first conical portion are the conical shaft ends. Axial placement in the axial direction, or the end portion of the first conical portion on the conical axis side is set at a position farther from the conical axis than the end portion of the second conical portion on the conical axis side. 4. The pointer-type instrument according to claim 3, wherein The said 2nd cone part has an opening hole which can visually recognize the said 1st cone part, The 1st cone part 62a is formed larger than this opening hole, The Claim 4 characterized by the above-mentioned. Pointer-type instrument. 4. The pointer-type meter according to claim 3, wherein the first cone portion is provided with a gradation portion that changes from a dark color to a light color from the periphery of the opening toward the cone axis. The second cone portion is provided with a gradation portion that changes from a bright color to a dark color from the periphery of the opening toward the cone axis, and at least the opening periphery region of the first cone portion is a dark color of the gradation portion. 4. The pointer-type instrument according to claim 3, wherein the indicator-type instrument is set to a dark color that is the same as or darker than the above.

Images