JP6237502B2 - Vehicle display device - Google Patents

Description

  The present invention relates to a vehicle display device that displays vehicle information.

  Conventionally, a vehicular display device that displays vehicle information is known. The vehicle display device disclosed in Patent Literature 1 has a screen on the front surface, and includes a display that displays vehicle information on the screen, a holder that holds the display, and a display plate that has an opening. And a holder has the 1st contact part which elastically contacts one side part among a pair of side parts provided in both sides across the front part in the 1st direction in a display. Further, the holder has a first pressing portion that is pressed against the other side surface portion by receiving the elastic reaction force of the first contact portion.

JP 2011-178350 A

  However, in Patent Document 1, the holder and the display plate are assembled by mounting pins and screws, and the display unit and the display plate are not directly assembled. For this reason, a positional deviation between the display device and the display plate occurs due to an assembly error or a vibration of the vehicle, so that the screen of the display device is displaced from a desired position with respect to the opening of the display plate. There is concern that it will get worse.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a vehicle display device that suppresses deterioration in appearance due to a positional deviation between a screen and an opening.

The present invention includes a display (10) having a screen (12a) on the front surface portion (12) and displaying vehicle information on the screen,
A holder (30) for holding an indicator;
A display plate (50) having an opening (52) for exposing the screen and a first rib (54) protruding from the front surface side toward the rear surface portion (14) side of the display,
The holder is
Among the pair of first side surface portions (16a, 16b) provided on both sides of the front surface portion in the first direction (D1) in the display, the first rib is sandwiched between one first side surface portion (16a). A first contact portion (32) in elastic contact;
A first pressing portion (34) pressed against the other first side surface portion (16b) by receiving the elastic reaction force of the first contact portion ;
Among the pair of second side surface portions (18a, 18b) provided on both sides of the front surface portion in the second direction (D2) crossing the first direction in the display, one of the second side surface portions (18a) is elastic. A second contact portion (36) in contact;
A second pressing portion (38) against which the other second side surface portion (18b) is pressed by receiving the elastic reaction force of the second contact portion;
A rear surface contact portion (40) elastically contacting the rear surface portion,
The display board has a front pressing part (56) that is pressed against the front part by receiving the elastic reaction force of the rear contact part .

  According to such an invention, the first rib of the display panel protrudes from the front surface portion toward the rear surface portion side. Here, the holder elastically contacts the first side surface portion of the display unit with the first rib sandwiched by the first contact portion, receives the elastic reaction force of the first contact portion by the first pressing portion, and displays. Is pressed against the other first side surface portion. According to this, since the first rib is held by the holder in contact with one of the side surfaces of the display, the screen can be accurately positioned with respect to the opening of the display plate. As described above, it is possible to suppress the deterioration of the appearance of the vehicle display device due to the positional deviation between the screen and the opening.

  In addition, the code | symbol in a parenthesis is only what exemplifies the structure corresponding to embodiment mentioned later, in order to make an understanding of description content easy, and does not limit the content of invention.

It is a front view showing typically the display for vehicles in one embodiment. It is a front view which shows the indicator and holder in one Embodiment. It is sectional drawing which shows the indicator, holder, and display board in the III-III line cross section of FIG. It is sectional drawing which shows the indicator, holder, and display board in the IV-IV line cross section of FIG. It is sectional drawing which shows the indicator, holder, and display board in the VV line cross section of FIG. It is a perspective view which shows the holder in one Embodiment. It is an enlarged view which shows the VII part of FIG. FIG. 7 is an arrow view in the VIII direction of FIG. 6 and is an enlarged view of an elastic claw. It is an enlarged view which shows the IX part of FIG.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  A vehicle display device 100 according to an embodiment of the present invention shown in FIG. 1 includes a combination meter 2, a control unit 4, and the like.

  A combination meter 2 installed on an instrument panel in front of a seat in a vehicle is provided with a digital display portion 2a and an analog display portion 2b on a display board 50.

  Each of the plurality of analog display portions 2b has a pointer 2c, and the pointer 2c can be driven to rotate by an individual driving source 2d such as a stepping motor. The pointer 2c instructs a predetermined physical quantity of the vehicle according to each rotational position. Here, for example, the vehicle speed and the engine speed are adopted as the physical quantities to be indicated by the hands 2c.

  The digital display unit 2 a has a dot matrix type display 10 in which a plurality of pixels are arranged, and realizes image display on a rectangular screen 12 a of the display 10. The display 10 of this embodiment employs a TFT liquid crystal panel, and displays an image in color by driving each constituent pixel of the screen 12a. Here, the image displayed on the screen 12a is to notify the vehicle information necessary for driving the vehicle by fixing or switching the type thereof. Examples of such vehicle information include fuel consumption, cooling water temperature, and shift. Range, road traffic information, warning information, etc. will be adopted.

  The control unit 4 is mainly composed of a microcomputer, and is electrically connected to the digital display unit 2a and the analog display unit 2b, and outputs a control signal to the digital display unit 2a and the analog display unit 2b.

  The display 10, the holder 30, and the display board 50 provided in such a vehicle display device 100 will be described in detail below with reference to FIGS.

  The display 10 displays the vehicle information as an image on the screen 12a. As shown in FIGS. 2 to 5 and 9, the display 10 is specifically formed in a hexahedral shape, and includes a front surface portion 12, a rear surface portion 14, a pair of first side surface portions 16 a and 16 b, and a pair of second side surface portions. 18a and 18b are provided. The front surface portion 12 is formed in a rectangular shape and has a screen 12a. The rear surface portion 14 is provided on the opposite side of the front surface portion 12 and is formed in a rectangular shape. A pair of 1st side part 16a-b is formed in a rectangular shape, and is provided in both sides on both sides of the front part 12 in the 1st direction D1. A pair of 2nd side part 18a-b is formed in a rectangular shape, and is provided in the both sides on both sides of the front part 12 in the 2nd direction D2. Here, the first direction D1 is a predetermined direction along the front surface portion 12 and the rear surface portion 14, and the second direction D2 is a direction along the front surface portion 12 and the rear surface portion 14 and intersecting the first direction D1. is there. In particular, in the present embodiment, the first direction D1 and the second direction D2 intersect substantially perpendicularly.

  In addition, particularly in the present embodiment, the second direction D2 is a rectangular longitudinal direction of the front surface portion 12 and the rear surface portion 14.

  Further, the display 10 has a circuit 20 exposed on the rear surface portion 14. The circuit 20 functions as a drive circuit for the TFT liquid crystal panel 10a that performs image display. More specifically, a cable 22 that electrically connects the display 10 and the circuit 20 is provided near the rear surface portion 14 of the display 10, and the circuit 20 and the control unit 4 are also electrically connected from the circuit 20. Another cable 24 to connect is out. Such a display 10 will be arrange | positioned so that the rear surface part 14 and the bottom part 42 of the holder 30 may oppose.

  As shown in FIGS. 2 to 9, the holder 30 is a case made of synthetic resin and holding the display device 10. As shown in FIG. 2, specifically, the holder 30 is fastened by screwing to the substrate 4a of the control unit 4 arranged along the first direction D1 and the second direction D2. That is, the holder 30 is fastened to the substrate 4 a by passing the screws 60 through the four through holes 44 a in the outer peripheral portion 44 of the holder 30.

  The holder 30 serves as a mechanism for holding or locking the display device 10 as an elastic wall 32a, a first convex column 34a, a locking arm 36a, a hollow cylinder 36f, a second convex column 38a, a hooking claw 48, and an elastic claw. 40a.

  As shown in FIGS. 2, 3, 6, and 9, the elastic wall 32 a has protruding walls at two locations on the protruding wall 33 that protrudes from the rear surface portion 14 side toward the front surface portion 12 side along the second direction D2. By providing the groove 33a along the protruding direction of 33, it is formed in a wall shape. The elastic wall 32a has a rear wall portion 32b slightly inclined toward the first convex column 34a in a free state before the display 10 is assembled (see FIG. 6), and a front wall portion 12 side more than the rear wall portion 32b. At the tip, a first convex column and a front wall portion 32c inclined to the opposite side of 34a are provided. With such a shape, the elastic wall 32a can be elastically deformed in the first direction D1.

  As shown in FIGS. 2, 3 and 6, the first convex column 34 a is arranged to be separated from the elastic wall 32 a in the first direction D <b> 1 and from the rear surface portion 14 side to the front surface portion 12 side along the second direction D <b> 2. It is a protrusion formed in two places in a semi-cylindrical shape in a form protruding from the other protruding wall 35 protruding toward the elastic wall 32a side. The two first convex columns 34a are arranged at a distance from the distance between the grooves 33a.

  As shown in FIGS. 2, 4, 6, and 7, the two locking arms 36 a are arranged side by side in the first direction D <b> 1, and are formed to be elastically deformable as a whole. Each locking arm 36a is formed with a protruding portion 36b and a claw portion 36d. The protruding portion 36b is a portion protruding from the rear surface portion 14 side to the front surface portion 12 side. The inner surface 36c of the protruding portion 36b is slightly inclined toward the second convex column 38a in a free state before the display 10 is assembled, and the claw portion 36d is further provided at the tip of the protruding portion 36b. Bent to the side. Thereby, after the display device 10 is assembled, the claw portion 36d is bent from the protruding portion 36b to the screen 12a side.

  As shown in FIGS. 2, 5, and 6, the hollow cylinder 36 f is disposed between the two locking arms 36 a and protrudes from the rear surface portion 14 side toward the front surface portion 12 side. In the hollow cylinder 36f, a hollow 36g is formed on the inner side, and the outer side is surrounded by a sufficiently thin outer peripheral wall 36h. With such a shape, the hollow cylinder 36f can be elastically deformed.

  As shown in FIGS. 2 and 4, the second convex column 38a is arranged in the second direction D2 from the locking arm 36a and the hollow cylinder 36f, and the front surface portion from the rear surface portion 14 side along the second direction D2. The projections are formed at two locations in a semi-cylindrical shape in a form protruding from the two fixed protruding walls 46 protruding toward the 12 side toward the protruding portion 36b and the hollow cylinder 36f. Each second convex column 38a is arranged outside the first direction D1 rather than each hooking claw 48 arranged so that the position of each locking arm 36a and the first direction D1 overlaps.

  As shown in FIGS. 2 and 4 to 6, the hooking claws 48 are two claws that protrude from the fixed protruding walls 46 toward the locking arm 36 a and are provided in total.

  As shown in FIGS. 4 to 6 and 8, the elastic claw 40 a is a claw that protrudes from the bottom portion 42 of the holder 30 toward the rear surface portion 14, and is arranged at two locations. Each elastic claw 40a is formed with a base portion 40b connected to the bottom portion 42 and a curved portion 40c that is curved outward from the center toward the bottom portion 42 side, and an opening is provided at a location corresponding to the curved portion 40c. 42a is formed.

  Here, each elastic nail | claw 40a is arrange | positioned avoiding the circuit 20. FIG. Specifically, the elastic claws 40 a are disposed at two locations on both sides of the circuit 20 diagonally along the rear surface portion 14 with respect to the circuit 20 disposed in a rectangular shape in the center of the rear surface portion 14.

  In addition, the holder 30 has a cable routing hole 42b for routing the cable 24 at a position where the holder 30 does not interfere with the elastic claw 40a.

  As shown in FIGS. 1, 3 to 5 and 9, the display board 50 is a plate-like member that is integrally formed of a synthetic resin over the digital display section 2 a and the analog display section 2 b. The display board 50 has the opening 52, the 1st rib 54, and the 2nd rib 56a in the digital display part 2a.

  The opening 52 is a rectangular opening similar to the screen 12a and exposes the screen 12a to the seat side. The position of the opening 52 with respect to the screen 12a is preset in design in consideration of the appearance of the vehicle display device 100 and the visibility of image display on the screen 12a.

  The first rib 54 is formed along the second direction D <b> 2 outside the opening 52 of the display panel 50, and protrudes from the front surface portion 12 side toward the rear surface portion 14 side of the display 10. The tip of the first rib 54 forms an inclined portion 54 a that inclines from the outside to the inside with respect to the opening 52. Further, both sides of the inclined portion 54a form projecting surfaces 54b and 54c along the projecting direction.

  The second rib 56a is formed along the inner peripheral edge of the opening 52 outside the opening 52 and inside the first rib 54 of the display panel 50, and protrudes from the front surface portion 12 side toward the rear surface portion 14 side. Yes. However, since the second rib 56a is not provided at a position corresponding to the claw portion 36d and the hooking claw 48, it is divided.

  Here, the assembly of the display 10 and the display plate 50 to the holder 30 as a manufacturing method will be described below.

  First, the display device 10 in the oblique posture in which the locking arm 36a and the second side surface portion 18a are opposed to the holder 30 in a free state is pressed against the protrusion 36b of the locking arm 36a and the display device 10 is pushed diagonally. Thus, the locking arm 36a is elastically deformed. Then, while pressing the two elastic claws 40a on the rear surface portion 14 to cause elastic deformation, the other second side surface portion 18b passes the side of the hooking claw 48. Thereby, the indicator 10 is slid between the protrusion part 36b and the 2nd convex pillar 38a. At this time, one end of the display device 10 is disposed between the elastic claw 40 a and the hook claw 48. Moreover, the indicator 10 will be arrange | positioned between the protrusion part 36b and the 2nd convex pillar 38a. And the indicator 10 will be arrange | positioned between the nail | claw part 36d and the elastic nail | claw 40a, when the latching arm 36a elastically restores.

  In this locked state, the elastic wall 32a is in elastic contact with the first side surface portion 16a. However, due to the inclination of the front wall portion 32c of the elastic wall 32a, the elastic wall 32a is interposed between the first side surface portion 16a and the elastic wall 32a. Is in a state where a gap is left from the rear surface portion 14 toward the front surface portion 12. FIG. 2 shows this locked state.

  Next, the display plate 50 with the first rib 54 facing the display 10 is inserted from above so that the first rib 54 fits into the gap between the first side surface portion 16a and the elastic wall 32a. Thus, when it inserts along the front wall part 32c, it will be in the state by which the 1st rib 54 was pinched | interposed between the 1st side part 16a and the elastic wall 32a. Further, the hooking claw 48 and the claw portion 36d are separated from the front surface portion 12, and the second rib 56a and the front surface portion 12 are in contact with each other.

  9, the elastic wall 32a as the first contact portion 32 is a pair of first side surfaces provided on both sides of the front face 12 in the first direction D1 in the display 10. Among the portions 16a and 16b, the first ribs 54 are elastically contacted with one first side surface portion 16a. Then, as shown in FIG. 3, the first convex column 34a as the first pressing portion 34 is pressed against the other first side surface portion 16b by receiving the elastic reaction force of the elastic wall 32a.

  As shown in FIGS. 4 and 5, each projecting portion 36 b and the hollow cylinder 36 f as the second contact portion 36 are a pair of second side surface portions provided on both sides of the front surface portion 12 in the second direction D <b> 2. Among 18a-b, it makes elastic contact with one second side surface portion 18a. And the 2nd convex column 38a as the 2nd pressing part 38 is pressed by the other 1st side part 16b by receiving the elastic reaction force of each protrusion part 36b and the hollow cylinder 36f.

  As shown in FIGS. 4 and 5, the elastic claw 40 a as the rear surface contact portion 40 is in elastic contact with the rear surface portion 14. As shown in FIGS. 3, 5, and 9, the second rib 56 a as the front pressing portion 56 applies the elastic reaction force from the elastic claw 40 a to the rear surface portion 14 in a state where the first rib 54 is sandwiched. It is pressed against the front surface portion 12 in the display device 10 that is received.

(Function and effect)
The operational effects of the present embodiment described above will be described below.

  According to the present embodiment, the first rib 54 of the display panel 50 protrudes from the front surface portion 12 toward the rear surface portion 14 side. Here, the holder 30 is in elastic contact with the first side surface portion 16 a of the display 10 by the first contact portion 32 with the first rib 54 interposed therebetween, and the first pressing portion 34 is elastic in the first contact portion 32. The reaction force is received and pressed against the other first side surface portion 16 b of the display 10. According to this, since the first rib 54 is held by the holder 30 in a state of being in contact with the first side surface portion 16a of the display device 10, the screen 12a is accurately positioned with respect to the opening 52 of the display board 50. be able to. As described above, it is possible to suppress the deterioration of the appearance of the vehicle display device 100 due to the positional deviation between the screen 12a and the opening 52.

  Further, according to the present embodiment, the holder 30 is elastically contacted with the second side surface portion 18a by the second contact portion 36 in the second direction D2, and is elastically deformed by the second pressing portion 38. The force is received and pressed against the other second side surface portion 18b. Further, the holder 30 is elastically contacted with the rear surface portion 14 by the rear surface contact portion 40, and the display 10 is pressed against the front surface portion 12 by receiving the elastic reaction force of the rear surface contact portion 40 by the front surface pressing portion 56. Accordingly, the display device 10 is held not only in the first direction D1 but also in the second direction D2 and the protruding direction of the first rib 54, so that the screen 12a is accurately displayed with respect to the opening 52 of the display board 50. Can be positioned. As described above, it is possible to suppress the deterioration of the appearance of the vehicle display device 100 due to the positional deviation between the screen 12a and the opening 52.

  Moreover, according to this embodiment, the holder 30 has the latching arm 36a which can be elastically deformed. The locking arm 36a forms, as the second contact portion 36, a protruding portion 36b that protrudes from the rear surface portion 14 side to the front surface portion 12 side, and a claw portion 36d that bends from the protruding portion 36b to the screen 12a side. The indicator 10 is disposed between the protruding portion 36b and the second pressing portion 38 by elastically deforming the locking arm 36a, and the claw portion 36d by elastically restoring the locking arm 36a. It arrange | positions between the rear surface contact parts 40. FIG. Accordingly, when the indicator 10 is assembled to the holder 30, the indicator 10 is slid between the projecting portion 36b and the second pressing portion 38 due to the elastic deformation of the locking arm 36a, and then the engagement. When the stop arm 36a is elastically restored, the holder 30 is locked between the claw portion 36d and the rear surface contact portion 40. Further, the front surface portion 12 of the indicator 10 that protrudes from the front surface portion 12 side toward the rear surface portion 14 side and receives the elastic reaction force from the rear surface contact portion 40 on the rear surface portion 14 in a state where the first rib 54 is sandwiched. The display board 50 has the 2nd rib 56a pressed against. According to this, when the display board 50 is assembled, the first rib 54 of the display board 50 is inserted from the front face 12 side into the display 10 that is locked to the holder 30, whereby the second rib 56 a. Thus, the position of the indicator 10 and the display plate 50 in the protruding direction of the first rib 54 is easily determined. Therefore, the screen 12a can be accurately positioned with respect to the opening 52 of the display panel 50 even in the protruding direction of the first rib 54 with easy assembly. As described above, it is possible to suppress the deterioration of the appearance of the vehicle display device 100 due to the positional deviation between the screen 12a and the opening 52.

  According to the present embodiment, the front surface portion 12 and the rear surface portion 14 of the display device 10 are formed in a rectangular shape, and the second direction D2 is a longitudinal direction of the rectangular shape. According to this, the distance between the 2nd contact part 36 corresponding to a pair of 2nd side part 18a-b and the 2nd pressing part 38 because the distance between a pair of 2nd side part 18a-b becomes long. Therefore, the angle with respect to the holder 30 when the display device 10 is slid into the holder 30 can be suppressed, and the display device 10 can be easily locked to the holder 30.

  Further, according to the present embodiment, the display device 10 has the circuit 20 exposed to the rear surface portion 14, and the rear surface contact portion 40 is arranged avoiding the circuit 20. According to this, since the rear surface contact portion 40 avoids the circuit 20, it is possible to accurately position the screen 12 a with respect to the opening 52 of the display panel 50 while suppressing damage to the circuit 20.

  Further, according to the present embodiment, the circuit 20 is disposed at the center of the rear surface portion 14, and the rear surface contact portions 40 are disposed at two locations on both sides of the circuit 20. With such an arrangement, the display unit 10 can be stably held by the holder 30 while the rear surface contact portion 40 avoids the circuit 20.

(Other embodiments)
Although one embodiment of the present invention has been described above, the present invention is not construed as being limited to the embodiment, and can be applied to various embodiments without departing from the gist of the present invention. it can.

  Specifically, as a first modification, the vehicle display device 100 does not include at least one of the second contact portion 36, the second pressing portion 38, the rear contact portion 40, and the front pressing portion 56. May be. In the first modification, the holder 30 may hold the display 10 in a method other than the above-described embodiment in the second direction D2 and the protruding direction of the first rib 54. Further, the holder 30 may have a front pressing portion 56.

  As a second modification, the holder 30 is a mechanism for holding or locking the display device 10 as an elastic wall 32a, a first convex column 34a, a locking arm 36a, a hollow cylinder 36f, a second convex column 38a, a hook. A structure or combination other than the claw 48 and the elastic claw 40a may be adopted.

  As Modification 3, the first direction D <b> 1 may be the rectangular longitudinal direction of the front surface portion 12 and the rear surface portion 14.

  As a fourth modification, the rear contact portion 40 may be disposed without avoiding the circuit 20. In the modification 4, the display device 10 may not have the circuit 20 exposed to the rear surface portion 14.

  As a modified example 5, the rear surface contact portion 40 may be disposed at one or three or more locations, and may not be disposed so as to sandwich the circuit 20.

  DESCRIPTION OF SYMBOLS 100 Display apparatus for vehicles, 10 Display, 12 Front part, 12a Screen, 14 Rear surface part, 16a-b 1st side part, 18a-b 2nd side part, 20 circuit, 30 holder, 32 1st contact part, 34 First pressing portion, 36 Second contact portion, 36a Locking arm, 36b Protruding portion, 36d Claw portion, 38 Second pressing portion, 40 Rear surface contact portion, 50 Display board, 52 Opening, 54 First rib, 56 Front pressing part, 56a 2nd rib, D1 1st direction, D2 2nd direction

Claims (5)

A display (10) having a screen (12a) on the front face (12) and displaying vehicle information on the screen;
A holder (30) for holding the indicator;
An opening (52) for exposing the screen, and a display plate (50) having a first rib (54) protruding from the front side toward the rear side (14) of the display,
The holder is
Of the pair of first side surface portions (16a, 16b) provided on both sides of the front surface portion in the first direction (D1) in the display, the first side surface portion (16a) has the first side surface portion (16a). A first contact portion (32) in elastic contact with the rib interposed therebetween;
A first pressing portion (34) pressed against the other first side surface portion (16b) by receiving an elastic reaction force of the first contact portion ;
Of the pair of second side surface portions (18a, 18b) provided on both sides of the front surface portion in the second direction (D2) intersecting the first direction in the display, one of the second side surface portions (18a, 18b) ( A second contact portion (36) in elastic contact with 18a);
A second pressing portion (38) against which the other second side surface portion (18b) is pressed by receiving the elastic reaction force of the second contact portion;
A rear surface contact portion (40) elastically contacting the rear surface portion,
The display device for a vehicle according to claim 1, wherein the display plate has a front pressing portion (56) pressed against the front surface portion by receiving an elastic reaction force of the rear surface contact portion . The holder has an elastically deformable locking arm (36a),
The locking arm forms, as the second contact portion, a protruding portion (36b) protruding from the rear surface portion side to the front surface portion side, and a claw portion (36d) bent from the protruding portion to the screen side,
The indicator is disposed between the protruding portion and the second pressing portion by elastically deforming the locking arm, and the claw portion and the rear surface by elastically restoring the locking arm. Between the contact part and
The display board has a second rib (56a) as the front pressing portion,
The said 2nd rib protrudes toward the said rear surface part side from the said front surface part side, The said indicator which receives the elastic reaction force from the said rear surface contact part in the said rear surface part in the state which the said 1st rib was pinched | interposed The vehicle display device according to claim 1 , wherein the vehicle display device is pressed against the front portion. The front part and the rear part of the display are formed in a rectangular shape,
The vehicle display device according to claim 2 , wherein the second direction is a longitudinal direction of the rectangle. The indicator has a circuit (20) exposed on the rear surface portion,
The vehicular display device according to any one of claims 1 to 3 , wherein the rear surface contact portion is disposed avoiding the circuit. The circuit is arranged in the center of the rear surface portion,
The vehicular display device according to claim 4 , wherein the rear contact portion is disposed on both sides of the circuit.

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