CN2929658Y - Instrument pointer - Google Patents
Instrument pointer Download PDFInfo
- Publication number
- CN2929658Y CN2929658Y CN 200620130641 CN200620130641U CN2929658Y CN 2929658 Y CN2929658 Y CN 2929658Y CN 200620130641 CN200620130641 CN 200620130641 CN 200620130641 U CN200620130641 U CN 200620130641U CN 2929658 Y CN2929658 Y CN 2929658Y
- Authority
- CN
- China
- Prior art keywords
- pointer
- light
- axle
- leaded light
- light source
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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- Details Of Measuring Devices (AREA)
Abstract
A gage pointer comprises a pointer, a connecting shaft and at least one light source, wherein the connecting shaft is a light conductive shaft, the light source is faced with one end device of the light conductive shaft, the pointer is connected with the other end of the light conductive shaft, and a reflecting device is equipped between the light conductive shaft and the pointer. The light source of the utility model gage pointer is faced with one end of the light conductive shaft, whose emitting light beam directly goes into the light conductive shaft, thereby having a high utilizing efficiency of the light and relatively decreasing the light source number. Furthermore, the light beam is conducted by the light conductive shaft, and then reflected to the pointer by the reflecting device whose lighting strength isn't affected by the rotation of the pointer. Thereby the uniformity of the light degree of the pointer is good.
Description
[technical field]
The utility model relates to a kind of gauge pointer, but particularly about a kind of gauge pointer of leaded light.
[background technology]
Most of instrument and equipment in the modern industry all is equipped with various instrument, with the operating state of effective demonstration and monitoring instrument, thereby can better realize real-time control to instrument and equipment.
Comprise a pointer in the general instrument, with the numerical value in the accurate indicating instrument, thus the convenient information that shows numerical value.
Because instrument may be to work under the darker situation of light, when exercising at night as automobile, the instrument in its car needs illumination optical sometimes, with can be under the insufficient light situation, and the indicated information of the pointer that accurately reads instrument that is convenient for people to.
See also Fig. 1, it is the structural representation of a kind of gauge pointer of prior art.Described gauge pointer comprises a coupling shaft 10, a prism 11, a pointer 12 and some light emitting diodes 13.Described pointer 12 and vertical connection of coupling shaft 10 1 ends, and can rotate around it, and described prism 11 is arranged between described pointer 12 and the coupling shaft 10.Described some light emitting diodes 13 evenly are compassingly set at around the described coupling shaft 10.
When described gauge pointer is worked, send light beam by light emitting diode 13 earlier, be projected to prism 11, reflex on the pointer 12 by prism 11 again, thereby illuminate pointer 12.
Yet because described gauge pointer 12 can rotation change the orientation, still can obtain beam lighting for making pointer 12 when turning to different azimuth, need a plurality of light emitting diodes 13 be set in different azimuth, therefore required light emitting diode 13 numbers are many, the cost height.In addition, because light emitting diode 13 sends light beam and projects the total amount of prism 11, can change owing to the rotation of pointer 12, when being the space position of pointer 12 between each light emitting diode 13, its illumination brightness is relatively less than the illumination brightness when light emitting diode 13 positions, can occur the phenomenon of illumination brightness irregularities when therefore pointer 12 rotates, its optical homogeneity is not good enough.
[utility model content]
Technical problem to be solved in the utility model is: for overcoming the problem of prior art gauge pointer cost height, brightness irregularities, be necessary to provide that a kind of cost is low, the even brightness gauge pointer.
The technical solution of the utility model is:
A kind of gauge pointer, it comprises a pointer, a coupling shaft and at least one light source, wherein, described coupling shaft is a leaded light axle, described surface of light source is to described leaded light axle one end setting, and described pointer is connected with the other end of leaded light axle, and is provided with a reflection unit between described leaded light axle and the pointer.
Described reflection unit is a prism or a reflecting plate.
Described pointer is vertical with the leaded light axle.
Described leaded light axle is the transparent body, and its smooth surface.
Contiguous light source one side of described leaded light axle is one to assemble between lens or itself and the light source and comprise that one assembles lens.
Described leaded light axle near reflection device one side is to comprise a divergent lens between a divergent lens or itself and the reflection unit.
Described leaded light axle comprises a face of cylinder, and the described face of cylinder coats one deck reflectance coating.
Described leaded light axle is a transmission shaft, and its axle body comprises or equips some engaging tooths.
Described light source is a light emitting diode, and its forward is provided with in the face of leaded light axle optical axis.
Be different from prior art, the utility model gauge pointer is the leaded light axle at coupling shaft, it is transparent smooth, make things convenient for light beam to pass through, and a light source is set directly thereunder, therefore the light beam that sends of light source can be via the direct outgoing of leaded light axle on reflection unit, and is reflexed on the pointer by described reflection unit, so the light foot.In addition, light source is under the leaded light axle, so the propagation of its light beam influence that not rotated by pointer, so optical homogeneity is good.
[description of drawings]
Fig. 1 is the structural representation of prior art gauge pointer;
Fig. 2 is the structural representation of the utility model gauge pointer first embodiment;
Fig. 3 is the structural representation of the leaded light axle of the utility model gauge pointer second embodiment.
[embodiment]
Please consult Fig. 2 and Fig. 3 simultaneously, described gauge pointer comprises a coupling shaft 20, a divergent lens 21, a prism 22, a pointer 23, convergence lens 24, a light emitting diode 25 and a motor 27.Wherein, described pointer 23, prism 22, divergent lens 21, coupling shaft 20, convergent lens 24 and light emitting diode 25 set gradually from top to bottom.Described coupling shaft 20 is the leaded light axle, and it is transparent organic synthesis thing, as transparent hard plastic cement, be beneficial to light beam and penetrate, and its smooth surface, can effectively reduce the scattering loss of light beam in the route of transmission.In addition, described coupling shaft also is a transmission shaft, and its axle body can comprise or equip some engaging tooths 26, and it can further drive the rotation of described pointer 23 again by motor 27 driven rotary, thereby realizes the swing indication of pointer 23.
During the work of the utility model instrument and meter pointer, the light beam that described light emitting diode 25 sends directly enters the leaded light axle after assembling via convergent lens 24, after light beam enters the leaded light axle, part light beam is because angle is less can directly penetrate the leaded light axle, another part light beam then in the leaded light axle through repeatedly continuing to penetrate the leaded light axle after the total reflection.By the beam propagation of leaded light axle outgoing to divergent lens 21, again by divergent lens 21 scatterings and project on the prism 22, again by described prism 22 with beam reflection to pointer 23 orientation, thereby illuminate pointer 23.
Wherein, described convergent lens 24 can be concentrated the light beam that light emitting diode 25 sends can be projected to the leaded light axle by coalescence, can reduce light loss, further improves light utilization efficiency.Described divergent lens 21 can make the beam divergence by the outgoing of leaded light axle light beam disperse with different angles, and then reflexes to pointer, thereby guarantees that all display surfaces are all covered by light beam.
The utility model gauge pointer is because its light source, promptly light emitting diode 25 be arranged at the leaded light axle under, therefore the light beam that is sent can be incident to the leaded light axle, its light losing is less, light utilization efficiency height, light emitting diode 25 of its need, just can provide sufficient light beam, so cost is lower.In addition, because described light emitting diode 25 is arranged under the leaded light axle, does not depart from the rotation of leaded light axle and pointer 23 its position, and the light beam that sends is not subjected to the influence of pointer 23 rotational orientations, therefore the illumination brightness of described pointer 23 when diverse location is the same, its optics uniformity coefficient height.
The structural similarity of the structure of the utility model gauge pointer second embodiment and gauge pointer first embodiment.Yet described leaded light axle closes on an end of light emitting diode makes the convergent lens shape, and it can play converging action to light beam, thereby can replace convergent lens.The end that described leaded light axle closes on pointer is the shape of diversing lens, and it rises light beam disperses function, thereby can replace divergent lens.Because described leaded light axle two ends direct forming is designed to one and assembles lens and a divergent lens, so cost is low, and assembling is simple.
The utility model can be done following improvement, and wherein, the material of described leaded light axle is not limited to transparent organic synthesis thing, can be transparent vitreous body, optical fiber etc., as long as its light transmission is good, hardness is high to get final product.Described prism is used to reflect the light beam by the outgoing of leaded light axle, and it can be other reflection units and replaces, as scribbles the reflector plate or the preferable metallic reflection plate of reflectivity own in reflection horizon.Described light source is not limited to light emitting diode, can be other kind light sources, as laser, cathode fluorescent tube etc., as long as it can send light beam, provides illumination to get final product.In addition, for further reducing the light loss of light beam when the leaded light axle internal transmission, can be at the face of cylinder of described leaded light axle plating one deck reflective film (figure does not show), it can prevent further that light beam from escaping in the leaded light axle.And if light source is nearer from the leaded light axle, the light velocity is difficult for divergence loss, and the convergent lens shape end face of convergent lens between the two or leaded light axle self all can be cancelled, and to reduce cost, diverging one end of corresponding divergent lens and leaded light axle also can be cancelled.
In sum, the utility model gauge pointer is the leaded light axle at coupling shaft, it is transparent smooth, makes things convenient for light beam to pass through, and thereunder a light source is set directly, the light beam that described light source sends can be via the direct outgoing of leaded light axle on reflection unit, and reflex on the pointer by described reflection unit, its light loss is few, light interest rate height, therefore can reduce the corresponding light source number, its cost is low.In addition, because light source is provided with under the described leaded light axle, so the propagation of its light beam influence that not rotated by pointer, so optical homogeneity is good.Described gauge pointer can be widely used in all kinds of instrument and equipments and the transport facility, and as automobile, steamer, aircraft and all kinds of lathes etc., its practicality is good, and is applied widely.
Claims (9)
1. gauge pointer, it comprises a pointer, a coupling shaft and at least one light source, it is characterized in that: described coupling shaft is a leaded light axle, described surface of light source is to described leaded light axle one end setting, described pointer is connected with the other end of leaded light axle, and is provided with a reflection unit between described leaded light axle and the pointer.
2. gauge pointer according to claim 1 is characterized in that: described reflection unit is a prism or a reflecting plate.
3. gauge pointer according to claim 2 is characterized in that: described pointer is vertical with the leaded light axle.
4. gauge pointer according to claim 3 is characterized in that: described leaded light axle is the transparent body, and its smooth surface.
5. gauge pointer according to claim 3 is characterized in that: contiguous light source one side of described leaded light axle is one to assemble between lens or itself and the light source and comprise that one assembles lens.
6. gauge pointer according to claim 3 is characterized in that: described leaded light axle near reflection device one side is to comprise a divergent lens between a divergent lens or itself and the reflection unit.
7. gauge pointer according to claim 3 is characterized in that: described leaded light axle is a transmission shaft, and its axle body comprises or equips some engaging tooths.
8. gauge pointer according to claim 3 is characterized in that: described leaded light axle comprises a face of cylinder, and the described face of cylinder coats one deck reflectance coating.
9. gauge pointer according to claim 3 is characterized in that: described light source is a light emitting diode or a laser, and its forward is provided with in the face of leaded light axle optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620130641 CN2929658Y (en) | 2006-07-24 | 2006-07-24 | Instrument pointer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620130641 CN2929658Y (en) | 2006-07-24 | 2006-07-24 | Instrument pointer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2929658Y true CN2929658Y (en) | 2007-08-01 |
Family
ID=38308040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620130641 Expired - Lifetime CN2929658Y (en) | 2006-07-24 | 2006-07-24 | Instrument pointer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2929658Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101570139A (en) * | 2008-04-29 | 2009-11-04 | 现代自动车株式会社 | Vehicle instrument panel |
| CN103597323A (en) * | 2011-06-06 | 2014-02-19 | 矢崎总业株式会社 | Lighting structure for meter device |
| CN104848881A (en) * | 2013-12-02 | 2015-08-19 | 大陆汽车***公司 | Illuminated clear shaft bended pointer |
| CN105737873A (en) * | 2014-12-30 | 2016-07-06 | 大陆汽车***公司 | Gauge With Multiple Color Pointer Tip |
-
2006
- 2006-07-24 CN CN 200620130641 patent/CN2929658Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101570139A (en) * | 2008-04-29 | 2009-11-04 | 现代自动车株式会社 | Vehicle instrument panel |
| CN103597323A (en) * | 2011-06-06 | 2014-02-19 | 矢崎总业株式会社 | Lighting structure for meter device |
| US9234774B2 (en) | 2011-06-06 | 2016-01-12 | Yazaki Corporation | Lighting structure for meter device |
| CN104848881A (en) * | 2013-12-02 | 2015-08-19 | 大陆汽车***公司 | Illuminated clear shaft bended pointer |
| CN104848881B (en) * | 2013-12-02 | 2018-12-11 | 大陆汽车***公司 | The transparent bending shaft pointer being illuminated |
| CN105737873A (en) * | 2014-12-30 | 2016-07-06 | 大陆汽车***公司 | Gauge With Multiple Color Pointer Tip |
| CN105737873B (en) * | 2014-12-30 | 2018-11-16 | 大陆汽车***公司 | Gauge with more color pointers tip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Power drive technology (Shenzhen) Co. Ltd. Assignor: Weiying Driving Technology Co., Ltd. Contract fulfillment period: 2008.11.15 to 2022.3.20 Contract record no.: 2008990001516 Denomination of utility model: Method and device for detecting installing condition of automobile instrument pointer Granted publication date: 20070801 License type: Exclusive license Record date: 20081223 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.11.15 TO 2022.3.20; CHANGE OF CONTRACT Name of requester: WEILI DRIVING TECHNOLOGY ( SHENZHEN ) CO., LTD. Effective date: 20081223 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070801 |
|
| EXPY | Termination of patent right or utility model |