CN207962316U - A kind of guiding device - Google Patents
A kind of guiding device Download PDFInfo
- Publication number
- CN207962316U CN207962316U CN201820458344.0U CN201820458344U CN207962316U CN 207962316 U CN207962316 U CN 207962316U CN 201820458344 U CN201820458344 U CN 201820458344U CN 207962316 U CN207962316 U CN 207962316U
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- light
- guide
- lighting
- recess portion
- dial plate
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Abstract
The utility model discloses a kind of guiding device, including shading piece, light guide and darkening ring, light guide is transparent material, and shading piece is provided with light hole；Light guide is in groove profile, and the inner bottom surface and outer bottom of light guide are respectively arranged with guide-lighting recess portion and guide-lighting convex block；Light hole, the position of guide-lighting convex block and guide-lighting recess portion three and quantity correspond to；Sidewall sections are higher by dial plate when dial plate is assemblied in the recess portion of light guide；Darkening ring is arranged in the top of dial plate and is less than concaveconvex structure.Light transmits successively along light hole, guide-lighting convex block, guide-lighting recess portion, bottom plate and side wall, and the concaveconvex structure on side wall is by light diffusing reflection.The light of LED light is fully utilized in PCBA board, and without dazzling, dial plate and pointer clearly have light print, meter to seem more high-end, can be matched on high-end vehicle or high-end ship for dial plate and pointer glazed thread abundance.
Description
Technical field
The utility model is related to a kind of guiding devices, more particularly, to a kind of clock, guide applied on automobile or ship
Light guide structure in the meters such as needle.
Background technology
Enhancing beauty and practicability are provided with the meters such as clock or compass, portion on the tools such as some automobiles and yacht
Divide in meter and be not provided with lamps and lanterns and/or light guide structure, is difficult to carry out meter reading to this kind of meter at night, while also not having at night
Decoration function；In the meter of part, the pointer for carrying light guide structure is set or lamps and lanterns are set or using backlight LED in the avris of dial plate
The form directly having an X-rayed toward dial plate, itself band light guide structure pointer design difficulty is big, side due to size etc. in this kind setting
Science, backlight do not have an X-rayed the problems such as hand of dial can not illuminate to side setting fitting structure complexity, cause meter design difficulty very big
And high-grade beautiful scientific design product difficult to realize.The meters such as existing country's onboard clock, compass, the back of the body that inside uses
Optical illumination structure has the following problems and disadvantage：1. can not achieve the night lighting effect of pointer；2. for opaque dial plate
Night lighting effect is difficult to realize.It is had the following problems by the way of dial plate side layout lamps and lanterns and disadvantage：1. complicated
Not science, it is fragile；2. light direct irradiation dial plate causes light too strongly big to human eye irritation, observer's eye is influenced
Eyeball simultaneously may lead to dangerous driving.
It is therefore necessary to which a kind of guiding device is arranged, the light of LED lamp in PCBA board is led by light guide structure and is penetrated
To the oblique upper of four avris of dial plate, light is irradiated from the oblique upper of dial plate avris into dial plate, and light diffusing reflection is arrived
On dial plate and pointer, illuminating effect is good, beautiful, and personal observations are comfortably safe.
Utility model content
In order to overcome the deficiencies of the prior art, the purpose of this utility model is to provide a kind of guiding devices, effectively by LED
Backlight is illuminated by patent structure leaded light to dial plate oblique upper, solves the pointer night lighting effect on meter and opaque table
The night lighting effect problem of disk, while the diffusing reflection light that this structure comes out solves asking for light intense stimulus human eye
Topic promotes the illuminating effect of meter to a new height, can be matched on high-end vehicle or high-end ship.
The utility model be solve its technical problem the technical solution adopted is that：
A kind of guiding device, includes the light guide of shading piece and transparent material, and shading piece is provided with light hole；It is described to lead
Light part is provided with the recess portion for assembling dial plate, and the inner bottom surface and outer bottom of light guide are respectively arranged with guide-lighting recess portion and guide-lighting convex
Block；Light hole, the position of guide-lighting convex block and guide-lighting recess portion three and quantity correspond to when the outer bottom connection shading piece of light guide；Institute
It includes bottom plate and side wall to state light guide；Sidewall sections are higher by dial plate when dial plate is assemblied in the recess portion of light guide；Guide-lighting recess portion is used
In reflection and/or refracted light, light hole, guide-lighting convex block, guide-lighting recess portion, bottom plate and side wall transmission ray successively.
Another specific implementation mode according to the present utility model, further has, the part for being higher by dial plate of the side wall
Side towards dial plate is provided with concaveconvex structure, concaveconvex structure is used for diffusing reflection light.
Another specific implementation mode according to the present utility model, further has, and the concaveconvex structure is to be arranged in
Several protrusions on side wall.
Another specific implementation mode according to the present utility model, further has, and the concaveconvex structure is serrated.
Another specific implementation mode according to the present utility model, further has, and the one of low beam is leaned on the leaded light convex block
End is set as spherical surface.
Another specific implementation mode according to the present utility model, further has, and the side of side wall is deviated from the bottom plate
It is provided with the first reflecting surface, the first reflecting surface is corresponding with sidewall locations, and the first reflecting surface is inclined-plane or cambered surface, the first reflecting surface
It can be toward side wall reflection light.
Another specific implementation mode according to the present utility model, further has, and the side of dial plate is deviated from the side wall
It is provided with the second reflecting surface, the second reflecting surface is inclined-plane or cambered surface, and the second reflecting surface can be toward dial side reflection light.
Another specific implementation mode according to the present utility model, further has, around the axial circular of bottom plate on the bottom plate
It is evenly equipped with guide-lighting recess portion week.
Another specific implementation mode according to the present utility model, further has, the bottom plate be in regular polygon or circle,
On bottom plate guide-lighting recess portion is evenly distributed in around the central shaft of bottom plate.
Another specific implementation mode according to the present utility model, further has, and further includes having darkening ring, dial plate is assemblied in
Deviate from one end of light guide when in the recess portion of light guide on darkening ring connection dial plate, the outer end of darkening ring connects light guide.
A kind of guiding device that the utility model uses, has the advantages that：Light utilization is high, makes bright and clear
Without dazzling, dial plate and pointer clearly have light print, meter to seem more high-end.
LED lamplight inside meter in PCBA board enables its whole light to be efficiently transferred to leaded light by light hole
On part；Guide-lighting convex block with spherical surface end receives light derived from light hole, makes guide-lighting convex block using the wall surface of guide-lighting recess portion
Derived light effectively can be reflected and/or be reflected on bottom plate peripheric surface, finally by light through the first reflecting surface, second anti-
Penetrate several secondary reflections in face and/or be refracted on the concaveconvex structure of side wall, recycle concaveconvex structure by light diffusing reflection to dial plate with
On pointer.Light utilization is high, bright and clear without dazzling.
Description of the drawings
Fig. 1 is the exploded view of the utility model；
Fig. 2 is the sectional view of the utility model light guide；
Fig. 3 is the front end viewing angle constructions schematic diagram of the utility model light guide；
Fig. 4 is the rear end viewing angle constructions schematic diagram of the utility model light guide；
Fig. 5 is the structural schematic diagram of the utility model shading piece；
Fig. 6 is the structural schematic diagram of the utility model darkening ring.
Specific implementation mode
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
Embodiment one
As shown in Figures 1 to 4, a kind of guiding device includes the light guide 1 of transparent material, and light guide 1 is in groove profile, guide-lighting
Part 1 includes bottom plate 11 and side wall 12；12 part of side wall is higher by dial plate when dial plate is assemblied in the recess portion of light guide 1.On bottom plate 11
It is provided with guide-lighting recess portion 11b, leaded light recess portion 11b is set corresponding with the lamp position in PCBA board when light guide 1 is assembled with PCBA board, is led
Light recess portion 11b corresponds position with lamp.Guide-lighting recess portion 11b has a fixed gap, and the air in gap is two kinds with light guide 1
The surface of light-conductive media, guide-lighting recess portion 11b is reflecting surface and/or plane of refraction, and guide-lighting recess portion 11b is for reflecting and/or reflecting light
Line, light transmit successively along guide-lighting recess portion 11b, bottom plate 11 and side wall 12.Several guide-lighting recess portion 11b on light guide 1 can be with
To be symmetrical, the uniform light that is distributed on side wall 12.
The surface of guide-lighting recess portion 11b includes cambered surface and/or plane.Preferably, the surface of guide-lighting recess portion 11b includes one
A plane and a cambered surface, the plane are axial parallel with bottom plate 11.Preferably, which is oppositely arranged with side wall 12.Light guide 1
When being rectangular, the plane is parallel with corresponding side wall 12.
As shown in Figure 1 and Figure 5, further include having shading piece 2, the both sides of shading piece 2 are separately connected PCBA board in the present embodiment
And light guide 1, light hole 21 is provided on shading piece 2, lamp three's quantity in guide-lighting recess portion 11b, light hole 21 and PCBA board
It is identical, position is corresponding.Light guide 1 is transparent material, such as PMMA or PC.
As shown in figures 1 to 6, further include having darkening ring 3, dial plate is assemblied in darkening ring 3 when in the recess portion of light guide 1 and connects
Deviate from one end of light guide 1 on dial plate, the outer end of darkening ring 3 connects light guide 1.Darkening ring 3 is material relatively not really up to the mark, such as
PC, rubber etc. reinforce the assembly intensity between light guide 1 and dial plate.Importantly, darkening ring 3 can prevent light the bottom of from
Plate 11 and/or side wall 12 are transmitted directly to dial plate.Darkening ring 3 is provided with fastener, is provided with and is used on bottom plate 11 and/or side wall 12
The button hole of accommodating fastener, darkening ring 3 are buckled on bottom plate 11 and/or side wall 12.
The meters such as clock, compass on automobile or ship are generally circular in cross section or rectangular, thus shading piece 2 it is generally circular in cross section or
Rectangular, light guide 1 is generally in circular groove type or square groove type.Side where 1 upper plate of light guide 11 connects shading piece 2, light guide 1
Side where upper side wall 12 houses dial plate.
In the meters such as clock, compass on automobile or ship, meter includes the PCBA board being sequentially connected, shading piece 2, leads
Light part 1, dial plate and darkening ring 3.Wherein, shading piece 2, light guide 1 and composition light guide structure, the light guide 1 of transparent material become
Light is reflexed to the oblique upper of dial plate by light guide structure by main opticpath, the LED light in PCBA board, and light is further
It is radiated on dial plate and pointer.Light guide 1 is transparent material, such as PMMA or PC.Light guide 1 is arranged guide-lighting recess portion 11b, outside meter
Shell and darkening ring 3 are opaque, and shading piece 2 is opaque in addition to light hole, and dial plate is opaque or partial light permeability, light guide 1 and table
Meter shell, light guide 1 and shading piece 2, light guide 1 and dial plate and light guide 1 and the joint face of darkening ring 3 can form reflection
The wall surface in face, guide-lighting recess portion 11b forms reflecting surface and plane of refraction, and the light of LED light can be along the light guide structure of the composition of light guide 1
Preferably transmission, the light of LED light obtain more utilization.
In specific principal rays path, the light of the LED light in PCBA board exposes to guide-lighting recess portion through light hole 21
11b, light through guide-lighting recess portion 11b wall surface reflection and/or refract in bottom plate 11, the light in bottom plate 11 through transmission and reflection extremely
Side wall 12, the light in side wall 12 go out from the partial illumination for being higher by dial plate.Light guide 1 is groove profile, i.e., side wall 12 is annular, side wall
12, around the periphery of dial plate, are higher by the partial sidewall 12 of dial plate toward dial plate and pointer irradiation light, dial plate and pointer are clear.This reality
The setting of light guide structure in example is applied, the light that LED light irradiates obtains more utilization, and the uniform light on dial plate and pointer fills
Foot, dial plate and pointer are clear.
Side wall 12 in embodiment one has following embodiment：
Embodiment two
As shown in Figure 1 to Figure 3, the part for being higher by dial plate of side wall 12 is being provided with concaveconvex structure towards the side of dial plate
12b, concaveconvex structure 12b are used for diffusing reflection light.Darkening ring 3 is arranged in the top of dial plate and is less than concaveconvex structure 12b.Setting
Concaveconvex structure 12b, side wall 12 are more uniformly distributed toward dial plate and the irreflexive light of pointer, avoid the feelings for occurring light and shade unevenness in dial plate
Condition avoids irradiating forceful rays on side wall 12, and dial plate and pointer light are clear, soft bright, and dial plate and pointer have light to print effect.
Concaveconvex structure 12b could be provided as：Concaveconvex structure 12b is serrated.Jagged concaveconvex structure 12b overflows light
Reflection, it is uniform light in the space where dial plate, soft bright.
Concaveconvex structure 12b may be set to be：Concaveconvex structure 12b is several protrusions being arranged on side wall 12, if
Dry protrusion is uniform light in the space where dial plate, soft bright for going out the light diffusing reflection in side wall 12.
Light guide 1 in embodiment one can have following embodiment：
Embodiment three
As shown in Figure 1, Figure 2 and Figure 4, it is provided with guide-lighting convex block 11c for connecting the side of shading piece 2 on light guide 1, led
Leaded light convex block 11c, which is worn, when light part 1 is connect with shading piece 2 connects unthreaded hole 21；Guide-lighting recess portion 11b is arranged on light guide 1 away from screening
The side of light part 2, light transmit successively along guide-lighting convex block 11c, guide-lighting recess portion 11b, bottom plate 11 and side wall 12.PCBA board and shading
LED light, which is worn, when part 2 assembles connects unthreaded hole 21, the light of LED light directly in light hole 21 full illumination to leaded light convex block 11c
On, the light that LED light is launched obtains more utilization.Guide-lighting convex block 11c, which is worn, to be connected in light hole 21, and light is along light hole
21, guide-lighting convex block 11c, guide-lighting recess portion 11b, bottom plate 11 and side wall 12 transmit successively, and guide-lighting recess portion 11b receives guide-lighting convex block 11c
Light and be transmitted in bottom plate 11 by the reflecting surface of itself, light is transmitted along bottom plate 11 and side wall 12 successively in turn.
As shown in Figure 1, Figure 2 and Figure 4, one end on guide-lighting convex block 11c by low beam is set as cambered surface.Preferably, guide-lighting convex
One end on block 11c by low beam is set as spherical surface, so spherical surface has certain convex surface focusing light effect, the light of LED light can
It more reflects into light guide 1, light utilization efficiency is high.
Example IV
As depicted in figs. 1 and 2, the side on bottom plate 11 away from side wall 12 is provided with the first reflecting surface 11a, the first reflecting surface
11a is corresponding with 12 position of side wall, and the first reflecting surface 11a is inclined-plane or cambered surface, and the first reflecting surface 11a can be reflected toward side wall 12
Light.Preferably, the bottom surface of the first reflecting surface 11a and light guide 1 is tilted in 45 degree, i.e. the first reflecting surface 11a be set as 45 degree it is oblique
Angle, the light in bottom plate 11 can be reflected toward side wall 12 as much as possible.
The side of dial plate is provided with the second reflecting surface 12a on side wall 12, the second reflecting surface 12a is inclined-plane or cambered surface,
Second reflecting surface 12a can be toward dial side reflection light.12 part of side wall is higher by dial plate, and the ruler of dial plate is higher by according to side wall 12
The size and shape of the second reflecting surface 12a is arranged in very little and dial plate size, ensures that the light on side wall 12 preferably reflects
And/or dial plate and pointer are reflexed to, dial plate glazed thread is uniform.The part for being higher by dial plate of side wall 12 is set towards the side of dial plate
It can be preferably inclined-plane to be equipped with concaveconvex structure 12b, the second reflecting surface 12a, such as 45 degree of inclined-planes.
First reflecting surface 11a and/or the second reflecting surface 12a is set, the transmission path of light is advanced optimized, light utilizes
Rate higher, dial plate and pointer are more soft bright clear.
Guide-lighting recess portion 11b in embodiment one can have following embodiment：
Embodiment five
As shown in figure 3, being evenly distributed in guide-lighting recess portion 11b, the leaded light on bottom plate 11 around the axial direction of bottom plate 11 on bottom plate 11
Recess portion 11b is symmetrical.LED light, light hole 21, leaded light convex block 11c and the leaded light positions recess portion 11b correspond to, so, in PCBA board
LED light be evenly distributed in several around the axial direction of PCBA board, axial circumference of the light hole 21 on shading piece 2 around shading piece 2
Several are evenly equipped with, the guide-lighting convex block 11c on bottom plate 11 is evenly distributed in several around the axial direction of bottom plate 11, entire annular sidewall
The light being distributed on 12 is evenly.
Preferably, meter is rectangular or round, and bottom plate 11 is rectangular or round, around the axial circumference of bottom plate 11 on bottom plate 11
It is uniformly distributed there are four guide-lighting recess portion 11b, the light being evenly distributed on entire annular sidewall 12 effectively promotes the illumination of dial plate and pointer
Effect.
Further, meter is square or circle, shading piece 2, bottom plate 11 are rectangular or round, leading on shading piece 2
Unthreaded hole 21 is evenly distributed in several around the central shaft of shading piece 2, and guide-lighting convex block 11c and leaded light recess portion 11b are around bottom plate 11
Central shaft is evenly distributed in several.
PCBA board, shading piece 2, light guide 1, darkening ring 3 and dial plate are the composition parts of the meters such as compass or clock,
The guiding device of this patent does not include dial plate and PCBA board, and dial plate and PCBA board are only this patent using object or using ring
Border, dial plate and PCBA board do not limit to the protection domain of this patent.
Above example is only to illustrate the technical solution of the utility model and is not intended to limit it, all without departing from this
Any modification of utility model spirit and scope or equivalent replacement should all cover the range in technical solutions of the utility model
It is interior.
Claims (10)
1. a kind of guiding device, it is characterised in that：Light guide (1) including shading piece (2) and transparent material, shading piece (2)
It is provided with light hole (21)；The light guide (1) is provided with the recess portion for assembling dial plate, the inner bottom surface of light guide (1) and outer
Bottom surface is respectively arranged with guide-lighting recess portion (11b) and guide-lighting convex block (11c)；It is logical when outer bottom connection shading piece (2) of light guide (1)
Unthreaded hole (21), the position of guide-lighting convex block (11c) and guide-lighting recess portion (11b) three and quantity correspond to；The light guide (1) includes bottom
Plate (11) and side wall (12)；Side wall (12) is partly higher by dial plate when dial plate is assemblied in the recess portion of light guide (1)；Guide-lighting recess portion
(11b) for reflecting and/or refracted light, light hole (21), guide-lighting convex block (11c), guide-lighting recess portion (11b), bottom plate (11) and
Side wall (12) transmission ray successively.
2. a kind of guiding device according to claim 1, it is characterised in that：The part for being higher by dial plate of the side wall (12)
Side towards dial plate is provided with concaveconvex structure (12b), concaveconvex structure (12b) is used for diffusing reflection light.
3. a kind of guiding device according to claim 2, it is characterised in that：The concaveconvex structure (12b) is to be arranged
Several protrusions on side wall (12).
4. according to any a kind of guiding device of claim 2 and 3, it is characterised in that：The concaveconvex structure (12b) is in saw
Dentation.
5. a kind of guiding device according to claim 1, it is characterised in that：By low beam on the leaded light convex block (11c)
One end is set as spherical surface.
6. a kind of guiding device according to claim 1, it is characterised in that：Away from side wall (12) on the bottom plate (11)
Side is provided with the first reflecting surface (11a), and the first reflecting surface (11a) is corresponding with side wall (12) position, the first reflecting surface (11a)
For inclined-plane or cambered surface, the first reflecting surface (11a) can be toward side wall (12) reflection light.
7. according to any a kind of guiding device of claim 1 and 6, it is characterised in that：Deviate from table on the side wall (12)
The side of disk is provided with the second reflecting surface (12a), and the second reflecting surface (12a) is inclined-plane or cambered surface, and the second reflecting surface (12a) can
Toward dial side reflection light.
8. a kind of guiding device according to claim 1, it is characterised in that：Around the axis of bottom plate (11) on the bottom plate (11)
To being evenly distributed in guide-lighting recess portion (11b).
9. a kind of guiding device according to claim 8, it is characterised in that：The bottom plate (11) is in regular polygon or circle
Shape, the central shaft on bottom plate (11) around bottom plate (11) are evenly distributed in guide-lighting recess portion (11b).
10. a kind of guiding device according to claim 1, it is characterised in that：Further include having darkening ring (3), dial plate assembly
Deviate from one end of light guide (1) when in the recess portion of light guide (1) on darkening ring (3) connection dial plate, the outer end of darkening ring (3) connects
Connect light guide (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820458344.0U CN207962316U (en) | 2018-04-02 | 2018-04-02 | A kind of guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820458344.0U CN207962316U (en) | 2018-04-02 | 2018-04-02 | A kind of guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207962316U true CN207962316U (en) | 2018-10-12 |
Family
ID=63727012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820458344.0U Active CN207962316U (en) | 2018-04-02 | 2018-04-02 | A kind of guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207962316U (en) |
-
2018
- 2018-04-02 CN CN201820458344.0U patent/CN207962316U/en active Active
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