KR101787982B1 - A knob Lighting device for indicators - Google Patents

A knob Lighting device for indicators Download PDF

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Publication number
KR101787982B1
KR101787982B1 KR1020160012134A KR20160012134A KR101787982B1 KR 101787982 B1 KR101787982 B1 KR 101787982B1 KR 1020160012134 A KR1020160012134 A KR 1020160012134A KR 20160012134 A KR20160012134 A KR 20160012134A KR 101787982 B1 KR101787982 B1 KR 101787982B1
Authority
KR
South Korea
Prior art keywords
indicator
knob
light
light source
shaft
Prior art date
Application number
KR1020160012134A
Other languages
Korean (ko)
Other versions
KR20170091301A (en
Inventor
이충호
Original Assignee
주식회사 제이에스테크
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 주식회사 제이에스테크 filed Critical 주식회사 제이에스테크
Priority to KR1020160012134A priority Critical patent/KR101787982B1/en
Publication of KR20170091301A publication Critical patent/KR20170091301A/en
Application granted granted Critical
Publication of KR101787982B1 publication Critical patent/KR101787982B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/10—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards
    • B60Q3/12—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards lighting onto the surface to be illuminated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/0065—Control members, e.g. levers or knobs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • F21S10/005—Lighting devices or systems producing a varying lighting effect using light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21W2101/08—
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2101/00—Point-like light sources

Abstract

The present invention relates to a lighting apparatus for a knob indicator, in which a shaft hole is formed in a shaft on which a knob portion is installed, a light source is installed on a PCB substrate so as to be located in a shaft hole, and an induction means for directly guiding light of the light source to an indicator Is formed in the knob portion so that a large amount of light is always emitted to the outside by the induction means regardless of the position of the indicator where the light of the light source is rotationally moved.

Description

[0001] The present invention relates to a lighting device for a knob,

The present invention relates to a lighting apparatus for a knob indicator, and more particularly, to a lighting apparatus for a knob indicator, in which a shaft hole is formed in a shaft on which a knob portion is formed, a light source is installed on a PCB substrate so as to be positioned in a shaft hole, Since the direct light is directly transmitted to the knob portion regardless of the rotation angle of the indicator provided on the knob portion by the guide means, the indicator can be clearly seen even at night where it is difficult to visually identify To a lighting apparatus for a knob indicator which can reduce the manufacturing cost by eliminating the need to install a large number of power sources on a PCB substrate.

Generally, a control panel is provided on a dashboard of a driver's seat of a vehicle, and a knob portion is provided on the control panel so that an air conditioner installed in the vehicle can be controlled according to a rotating direction of the knob portion.

FIG. 1 and FIG. 2 show a knob unit installed in a conventional control panel, and reference numeral 10 denotes a control panel.

The control panel 10 includes a front panel 20 having a display unit 21 as shown in FIG. 1 and a rear cover 22 coupled to the rear surface of the front panel 20.

1, a PCB board 30 is installed inside a control panel 10 including the front panel 20 and the rear cover 22. A shaft 50 is mounted on a front surface of the PCB board 30 The rotary switch 40 is constructed as shown in Fig.

A knob portion 70, which can be operated by a driver, is projected from the front panel 20 to the shaft 50 mounted on the rotary switch 40.

Accordingly, when the driver rotates the knob portion 70, the rotary switch 40 senses the rotation angle of the shaft 50 to turn on / off the air conditioner installed in the vehicle, Or to control the intensity of the wind flowing into the vehicle interior.

The indicator 80 is coupled to the knob 70 of the shaft 50 and a plurality of light sources 60 are mounted on the PCB 30 so that light is emitted to the outside through the indicator 80. [ 1 < / RTI > symmetrically about the center.

Since the light source 60 and the indicator 80 are installed on the PCB substrate 30 and the knob 70 respectively and the light of the light source 60 is emitted to the outside through the indicator 80 as shown in FIG. The driver can turn on / off the air conditioner according to the angle of rotation of the indicator 80, and can also use the light of the light source 60, which is emitted to the outside through the indicator 80, (70) can be easily operated.

At this time, it is revealed that the plurality of light sources 60 installed on the PCB substrate 30 are bulb or LED as shown in FIG.

However, the conventional illumination device for a knob indicator has a plurality of light sources 60 installed at a central portion of the PCB 30 so as to be spaced apart from the shaft 50 as shown in FIG. 1, The amount of light reflected from the inside of the control panel 10 increases relative to the amount of light directly guided to the indicator 80 so that the indicator 80 is not clearly visible.

In order to solve such a problem, the manufacturing cost is increased when a large number of light sources 60 are installed on the PCB substrate 30, and a large number of light sources 60 must be installed on the PCB substrate 30, A problem occurred.

In addition, other electronic components are installed in the PCB substrate 30. This causes a problem that the light source 30 can not be easily installed due to the electronic components when a large number of the light sources 30 are installed.

In order to allow the light from the light source 60 to be directly transmitted to the indicator 80, a large number of light sources 60 are installed on the PCB substrate 30 so as to be positioned directly below the knob portion 70. In this case, There has been a problem that a plurality of light sources 60 must be installed on the PCB substrate 30 so as to correspond to the rotation angle of the indicator 80 mounted on the unit 70. [

In addition, it is not easy to mount the plurality of light sources 60 annularly on the PCB substrate 30 due to the rotary switch 40 and the electronic components installed on the PCB substrate 30.

In order to solve the above problems, according to the present invention, a shaft hole is formed in a shaft on which a knob portion is formed, a light source is installed on a PCB substrate so as to be positioned in a shaft hole, and an induction means for directly guiding light of the light source to an indicator Since the light of the light source is directly transmitted to the knob portion regardless of the rotation angle of the indicator provided on the knob portion by the guide means, the indicator is clearly visible even at night where it is difficult to visually identify, The induction unit of the induction unit provided on the knob unit may be formed by double injection with the knob body or may be formed with induction means having the induction unit integrally with the indicator Or may be coupled to the knob body or may be formed of a plurality of optical fibers, It is possible to reduce the production time of the induction part for guiding the light of the light source directly to the indicator by forming the induction hole provided in the knob part in the knob body, The object of the present invention is to provide a lighting device for a knob indicator which can increase the productivity because the induction means is formed on the knob body by various methods.

According to an aspect of the present invention,

A PCB substrate on which a rotary switch equipped with a shaft is installed; A knob portion having an indicator coupled to the shaft; And a light source installed on a PCB substrate so that light is emitted to the outside through an indicator,

A shaft hole formed in the shaft;

A light source installed on the PCB substrate so as to be located in the shaft hole;

And guiding means formed on the knob portion of the knob portion so that light emitted from the light source can be directly guided to the indicator.

According to the present invention, a shaft hole is formed in a shaft on which a knob portion is formed, a light source is installed on a PCB substrate so as to be positioned in a shaft hole, and an induction means for directly guiding light of the light source to an indicator provided on the knob portion is formed in the knob portion Since the light of the light source is directly transmitted regardless of the rotation angle of the indicator provided on the knob portion by the guide means, the indicator can be expected to have a clear view even at night where it is difficult to visually identify.

In addition, since the light of the light source is directly guided to the indicator regardless of the rotation angle of the indicator by the induction means, it is not necessary to provide a large number of light sources on the PCB substrate, thereby reducing manufacturing cost and manufacturing time.

The guide portion of the guide means provided on the knob portion may be formed by double injection with the knob body or may be formed with guide means integrally formed with the indicator so as to be coupled to the knob body or to form induction means comprising a plurality of optical fibers The induction hole provided in the knob body may be formed in the knob body by coupling an induction hole provided in the knob body or the reflective coating layer to the knob body so that the time for producing the guide part for directing the light from the light source to the indicator can be remarkably reduced. As mentioned above, since the induction means is formed on the knob body by various methods, it can be expected to increase the productivity.

1 is an exploded perspective view showing a conventional illumination device for a knob indicator.
2 is a partially enlarged sectional view showing a lighting device for a conventional knob indicator.
3 is a partially enlarged cross-sectional view showing a first embodiment of an induction means provided in a lighting apparatus for a knob indicator of the present invention.
4 is a perspective view showing another embodiment of the first embodiment of the induction means provided in the illumination device for the knob indicator of the present invention.
5 is a partially enlarged cross-sectional view showing another embodiment of the first embodiment of the induction means provided in the illumination device for the knob indicator of the present invention.
6 is a partially enlarged cross-sectional view showing a second practical example of an induction means provided in a lighting device for a knob indicator of the present invention.
7 is a partially enlarged cross-sectional view showing a third embodiment of the induction means provided in the illumination device for the knob indicator of the present invention.
8 is a partially enlarged cross-sectional view showing another embodiment of the third embodiment of the induction means provided in the illumination device for the knob indicator of the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to FIGS. 3 to 8. FIG.

Prior to the description of the present invention, the same reference numerals are used for the same constituent elements as those of the prior art, and the description of the same reference numerals will be omitted.

The indicator 130 of the knob unit 120 directs the light of the light source 110 installed on the PCB substrate 30 to move the indicator 130 provided on the knob unit 120, A large amount of light is always emitted to the outside through the indicator 130 irrespective of the angle at which the light is incident on the PCB substrate 30. This eliminates the need to install a large number of light sources 60 on the PCB substrate 30 as in the prior art, .

The light emitted from the light source 120 can be guided to the indicator 130 regardless of the angular position of the indicator 1300 provided on the knob 120. That is, A shaft hole 101 is formed in the shaft 100 mounted on the PCB substrate 30. [

A light source 110 is installed on the PCB substrate 30 so as to be positioned in the shaft hole 101 provided in the shaft 100.

3, the light source 110 installed on the PCB substrate 30 is located at the shaft hole 101. In this case,

The knob body 121 of the knob portion 120 is provided with an induction means 140 for directing the light from the light source 110 installed in the shaft hole 101 directly to the indicator 130.

The induction means 140 formed on the knob body 121 will be described as the first to third embodiments according to the induction means 140 formed on the knob portion 120. [

<First Embodiment>

The first embodiment of the induction means 140 includes an induction unit 150 for guiding the light of the light source 110 installed in the shaft hole 101 directly to the indicator 130, In a &quot; a &quot; shape.

Since the induction unit 150 of the induction unit 140 for directly guiding the light from the light source 110 to the indicator 130 is formed by the double injection, the manufacturing time of the induction unit 150 can be remarkably shortened, Only the indicator 130 is coupled to the knob portion 120 as shown in FIG. 3 (b) in a state where the knob portion 120 having the LEDs 150 are manufactured. It is possible to expect an effect of facilitating the manufacture of the knob portion 120 provided with the knob portion 80

4 and 5 show another embodiment of the first embodiment of the induction means 140. The same reference numerals are used for the same constituent elements and the description of the same reference numerals will be omitted.

Another form of the first embodiment of the present invention is constituted by an 'A' shaped guide part 151 which can guide the light of the light source 110 to the indicator 130 provided on the knob body 121 as shown in FIG. However,

The guide portion 151 is formed integrally with the indicator 130.

The guide hole 160 in which the guide portion 151 is inserted is inserted into the shaft hole 101 so that the guide means 140 having the indicator 130 and the guide portion 151 integrally formed thereon can be coupled to the knob body 121, In the center of the knob body 121,

And the fitting groove 161 into which the indicator 130 is inserted is formed in the knob body 121 so as to communicate with the fitting hole 160.

When the guide portion 151 of the guide means 140 having the indicator 130 and the guide portion 151 formed integrally with each other is inserted into the fitting hole 160 of the knob body 121, The indicator 130 is inserted into the fitting groove 161 having the upper opening and is connected to the fitting groove 160 so that the inducing means 140 is coupled to the knob body 121 of the knob portion 120.

The light of the light source 110 coupled to the PCB substrate 30 so as to be positioned inside the shaft hole 101 is directly guided by the indicator unit 151 integrally formed with the indicator 130, Since the plurality of light sources 110 are guided to the PCB 130, it is not necessary to install the plurality of light sources 110 on the PCB substrate 30, thereby reducing manufacturing cost and manufacturing time.

The induction unit 140 integrally formed with the indicator 130 and the induction unit 151 is coupled to the knob body 121 in a detachable manner so that when the knot 120 or the induction unit 140 is damaged, It is possible to expect an effect that it can be facilitated.

Example 2

FIG. 6 shows a second embodiment of the induction means 140 of the present invention. The same reference numerals are used for the same components, and the description of the same reference numerals will be omitted.

The induction means 140 of the second embodiment of the present invention guides the light of the light source 110 installed in the shaft hole 101 of the shaft 100 to the indicator 130 provided on the knob body 121, And a plurality of optical fibers 170 that can be used.

6, an 'a' -shaped through-hole 180 is formed in the knob body 121 so that the induction means 140 composed of a plurality of optical fibers 170 can be coupled to the knob body 121 ,

A first coupling part 171 coupled to the shaft hole 101 is formed at one end of the optical fiber 170,

The second coupling portion 172 is formed at the other end of the optical fiber 170,

And an engaging groove 173 in which the second engaging portion 172 is fitted to the inside is formed on one surface of the indicator 130. [

At this time, the first and second coupling parts 171 and 172 formed at one end and the other end of the optical fiber 170 are made of PC (polycarbonate), and are formed to be transparent or opaque.

6, a plurality of optical fibers 170 passing through the through-holes 180 are formed in the knob body 121, and the optical fibers 170 are inserted into the through- The light from the light source 110 installed in the shaft hole 101 of the shaft 100 is directly guided to the indicator 130 via the optical fiber 170. Therefore, even when the indicator 130 is difficult to visually recognize at night, The effect can be expected to be seen.

It is also expected that the induction means 140 made of the optical fibers 170 can be easily coupled to the through-hole 180 formed in the knob body 121.

The first coupling portion 171 and the second coupling portion 172 formed at both ends of the optical fiber 170 can facilitate coupling of the induction means 140 to the shaft 100 and the indicator 130 Effect can be expected.

Example 3

7 and 8 illustrate a third embodiment of the induction means 140 of the present invention. The same reference numerals are used for the same components, and the description of the same reference numerals will be omitted.

The third embodiment of the present invention is characterized in that the light from the light source 110 installed in the shaft hole 101 of the shaft 100 is directly guided to the indicator 130 provided in the knob portion 120, Shaped guide hole 200 is formed in the knob body 121,

A reflective coating layer 210 is formed on the inner circumferential surface of the induction hole 200 so that the light of the light source 110 is directly guided to the reflective coating layer 210 by the indicator 130, do.

Since the reflective coating layer 210 is formed in the knob body 121 of the knob part 120 in the shape of a letter 'A', the light emitted from the light source 110 passes through the induction hole 200 So that it is not necessary to dispose a plurality of light sources 110 on the PCB substrate 30. Therefore, the manufacturing cost and the manufacturing time can be remarkably reduced.

Since the light from the light source 110 does not flow into the knob body 121 by the reflective coating layer 210 provided in the induction hole 200 so that a large amount of light can be guided to the indicator 130 Effect can be expected.

At this time, the bent portion 201 of the through hole 180 is further formed with a reflecting portion 220 as shown in FIG.

That is, the induction hole 200 formed in the knob body 121 is formed in the shape of a letter 'A' as shown in FIG. 7. At this time, inside the bent end 201 of the induction hole 200, Since the light emitted from the light source 110 is reflected by the reflective portion 220 inside the bent end 201, a large amount of light can be directly transmitted to the indicator 130 It can be expected.

10: control panel, 20: front panel,
21: display portion, 22: rear cover,
30: PCB substrate, 40: rotary switch,
50: shaft, 60: light source,
70: knob portion, 80: indicator,
100: shaft, 101: shaft hole,
110: light source, 120: knob portion,
121: knob body, 130: indicator,
140: induction means, 150, 151: guide portion,
160: insertion hole, 161: insertion groove,
170: optical fiber, 171: first coupling portion,
172: second engaging portion, 173: engaging groove,
180: through hole, 200: guide hole,
201: folding end, 210: reflective coating layer,
220: reflection part,

Claims (8)

A PCB substrate (30) on which a rotary switch (40) equipped with a shaft (100) is installed;
A knob portion 120 having an indicator 130 coupled to the shaft 100;
And a light source (110) installed on the PCB substrate (30) so that the light is emitted to the outside through the indicator (130). The illumination device for a knob indicator according to claim 1,
A shaft hole (101) formed in the shaft (100);
A light source 110 installed on the PCB substrate 30 to be positioned in the shaft hole 101;
And guiding means 140 formed on the nose body 121 of the knob portion 120 to direct light emitted from the light source 110 to the indicator 130,
The induction means 140 includes a plurality of optical fibers 170 capable of guiding the light from the light source 110 to the indicator 130 provided in the knob body 121,
Shaped through hole 180 through which the optical fiber 170 passes is formed in the knob body 121,
A first coupling part 171 coupled to the shaft hole 101 is formed at one end of the optical fiber 170,
The second coupling portion 172 is formed at the other end of the optical fiber 170,
Wherein an engaging groove (173) in which the second engaging portion (172) is fitted to the inside is formed on one surface of the indicator (130). delete delete delete delete delete delete delete
KR1020160012134A 2016-02-01 2016-02-01 A knob Lighting device for indicators KR101787982B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160012134A KR101787982B1 (en) 2016-02-01 2016-02-01 A knob Lighting device for indicators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160012134A KR101787982B1 (en) 2016-02-01 2016-02-01 A knob Lighting device for indicators

Publications (2)

Publication Number Publication Date
KR20170091301A KR20170091301A (en) 2017-08-09
KR101787982B1 true KR101787982B1 (en) 2017-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020160012134A KR101787982B1 (en) 2016-02-01 2016-02-01 A knob Lighting device for indicators

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109941058A (en) * 2017-12-20 2019-06-28 浙江三花汽车零部件有限公司 Vehicle air conditioner controller

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3649637B2 (en) * 2000-02-10 2005-05-18 アルプス電気株式会社 Illumination structure of electronic equipment
JP2009123628A (en) * 2007-11-16 2009-06-04 Toyo Denso Co Ltd Lever switch structure for steering wheel
KR100981229B1 (en) * 2008-04-03 2010-09-10 한국오므론전장주식회사 Switch With Optical fiber Light Unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3649637B2 (en) * 2000-02-10 2005-05-18 アルプス電気株式会社 Illumination structure of electronic equipment
JP2009123628A (en) * 2007-11-16 2009-06-04 Toyo Denso Co Ltd Lever switch structure for steering wheel
KR100981229B1 (en) * 2008-04-03 2010-09-10 한국오므론전장주식회사 Switch With Optical fiber Light Unit

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