CN205737197U - A kind of car headlamp Far-near lamplight switchover device - Google Patents
A kind of car headlamp Far-near lamplight switchover device Download PDFInfo
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- CN205737197U CN205737197U CN201620416878.8U CN201620416878U CN205737197U CN 205737197 U CN205737197 U CN 205737197U CN 201620416878 U CN201620416878 U CN 201620416878U CN 205737197 U CN205737197 U CN 205737197U
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Abstract
A kind of car headlamp Far-near lamplight switchover device, relate to a kind of illuminator or the functional character of its system or parts, particularly relate to change luminous characteristic and the car headlamp Far-near lamplight switchover device of distribution by means of regulation parts, including lens, lens carrier, electromagnetic valve, dipped beam dark slide, dipped beam dark slide support, distance light dark slide, reflection support and light bulb base, the rotating shaft two ends of electromagnetic valve are provided with involute cam；Dipped beam dark slide support is fixed in distance light dark slide by pin-and-hole, and the two ends of light dark slide are placed in the draw-in groove of dipped beam dark slide support both sides, and its lower edge contacts with involute cam respectively；Dipped beam dark slide draw-in groove along dipped beam dark slide support under the promotion of involute cam moves up and down, it is achieved the switching of distance-light, dark slide rotates switching distance-light and is changed into dark slide and moves up and down switching distance-light；By cushion in draw-in groove and the cushioning effect of surface elasticity pad, reduce the impact noise produced when dark slide resets.
Description
Technical field
This utility model relates to a kind of illuminator or the functional character of its system or parts, particularly relates to by means of regulation
Parts change luminous characteristic and the car headlamp Far-near lamplight switchover device of distribution.
Background technology
During driver drives vehicle, there will be the situation of meeting and climb and fall unavoidably.Particularly automobile is when night running, in opposite directions and
When the car bulb of row and climb and fall, the reflection light on road surface can affect the vision of driver, if will result in the most by force driver
Do not see road ahead, so needing driver to switch the distance-light of automobile in time, if switching is not in time, so that it may can make
Become vehicle accident.Therefore, modern vehicle is widely used distance-light switching mechanism and realizes the distance-light switching control of automobile, electricity
Magnetic actuator (electromagnetic valve) is widely used in distance-light switching mechanism.The electric magnet in electromagnetic actuator is utilized to inhale
The action echoing resilience can realize the switching of distance-light, and its action is the most reliable.
Chinese invention patent " a kind of rotary electromagnetic actuator and Far-near lamplight switchover device for vehicle lamp thereof " (patent of invention number:
ZL201210330728.1 Authorization Notice No.: CN102848969B) disclose a kind of rotary electromagnetic actuator and car thereof
Lamp Far-near lamplight switchover device, relates to a kind of illuminator or the functional character of its system or parts.Rotary electromagnetic performs
Mechanism includes housing, rotor, stator, rotating shaft and end cap, and stator is provided with stator winding, is fixedly mounted on the interior of housing
Portion, constitutes the arc-shaped magnetic pole of the stator that can add electrical excitation a pair；Rotor is circular arc permanent magnet, is fixed in rotating shaft, puts
In the magnetic field space of the arc-shaped magnetic pole of stator, rotor coordinates with arc-shaped magnetic pole of the stator, is formed with the closed magnetic of air gap
Road；The two ends of rotating shaft connect a fork radially extended along rotating shaft respectively, the dark slide of Far-near lamplight switchover device for vehicle lamp,
Being fixedly connected on the fork at described rotating shaft two ends, the angle of oscillation of dark slide is identical with the corner of described rotor, uses and rotates
Formula electromagnetic actuator drives the mode of dark slide to realize distance-light switching, it is to avoid can send when electromagnetic actuation and release
Collision noise, provides the user more comfortable driving environment.
Chinese utility model patent " vehicle lamp light source distance switching device " (utility model patent number: ZL201220678401.9
Authorization Notice No.: CN202952893U) disclose a kind of vehicle lamp light source distance switching device, include: supporting plate, electricity
Magnet valve, matte and spring element；Wherein supporting plate is provided with breach, and electromagnetic valve is located at breach lower edge, and matte bag relatively
Including: the longitudinal matte being connected and horizontal matte, longitudinal matte is located relatively at gap position, horizontal matte and electromagnetic valve
Set valve shaft connects, and supporting plate is respectively provided on two sides with limiting section relative to breach again, two limiting sections live longitudinal matte
Dynamic supporting is closed, and is additionally arranged with spring element on valve shaft；Whereby, the valve shaft utilizing electromagnetic valve has so as to controlling matte with spring element
Promoting and demoting mechanism, by the lifting of matte in order to cover the part light source (such as the light source of distance light) of car light, reach can remote to car light,
The switching of close to sources is controlled.
Chinese utility model patent " car light " (utility model patent number: ZL201020220404.9 Authorization Notice No.:
CN201836781U) disclosing a kind of car light, it comprises a light source, in order to launch at least one light: multiple dark slides:
At least one guiding device, in order to guide these brake sacks relative to this light source straight-line displacement, and a cam, in order to promote
At least this brake sack displacement；To cover this light at least part of；This utility model car light by parallel graduated convex
Wheel promotes three brake sacks to produce different displacements respectively, it is achieved different shaded effects.But, this technical scheme uses
Parallel graduated cam structure, parallel graduated cam is not standard involute cam mechanism, can produce bigger when transmitting movement
Impact and noise；Its drive mechanism comprises multiple active part, and when parallel graduated cam rotates, three brake sacks are with flat
Row index cam all has relative motion so that impact and noise are double；In view of light type, the kinematic accuracy of brake sack is necessary
At a relatively high, thus it requires parallel graduated cam has the highest machining accuracy, parallel graduated cam has three motion portions in addition,
Production cost is high；Parallel graduated cam is driven by brake (motor), and its precision and reliability are not as electromagnetic valve.
Utility model content
The purpose of this utility model is that providing one to utilize solenoid-driven involute cam mechanism to realize car light distance-light cuts
The device changed, solves existing rotary Far-near lamplight switchover device and utilizes parallel graduated cam switching distance-light impact and noise
Bigger technical problem.
This utility model solves above-mentioned technical problem and be the technical scheme is that
A kind of car headlamp Far-near lamplight switchover device, including lens, lens carrier, electromagnetic valve, dipped beam dark slide, near
Light dark slide support, distance light dark slide, reflection support and light bulb base, it is characterised in that: turning at described electromagnetic valve
Axle two ends, are separately installed with involute cam；Described dipped beam dark slide support is fixed in distance light dark slide by pin-and-hole,
The two ends of light dark slide are respectively placed in the draw-in groove of dipped beam dark slide support both sides, and its lower edge connects with involute cam respectively
Touch；Dipped beam dark slide draw-in groove along dipped beam dark slide support under the promotion of involute cam moves up and down, it is achieved far and near
The switching of light.
The one preferably technical scheme of car headlamp Far-near lamplight switchover device of the present utility model, it is characterised in that described
Dipped beam dark slide support be the sheet metal component of bending and forming, cushion in the top of its two side bayonet slot is provided with draw-in groove, it is possible to
The impact of buffering dipped beam dark slide is to reduce the noise of distance-light switching.
A kind of superior technique scheme of car headlamp Far-near lamplight switchover device of the present utility model, it is characterised in that described
The draw-in groove at two ends and dipped beam dark slide support two ends of dipped beam dark slide for being slidably matched, between dipped beam dark slide and draw-in groove
The fit clearance of monolateral reservation 0.1～0.3mm, to ensure that dipped beam dark slide can smooth slip in draw-in groove.
A kind of preferably technical scheme of car headlamp Far-near lamplight switchover device of the present utility model, it is characterised in that described
The position that the upper surface two ends of electromagnetic valve are corresponding with dipped beam dark slide is provided with surface elasticity pad, and described surface elasticity pad is formed
The lowest limit position of dipped beam dark slide is spacing, and buffers dipped beam dark slide and drop to impact and the noise of minimum point.
The technical scheme of a kind of further improvement of car headlamp Far-near lamplight switchover device of the present utility model, its feature exists
It is the activity dark slide that upper edge is shaped as dipped beam light type dead line in described dipped beam dark slide；When being switched to closely from distance light
During light state, described solenoid valves, drive involute cam to promote dipped beam dark slide to arrive at its limit extreme higher position,
The light portion reflected from reflecting mirror is blocked formation dipped beam light type by dipped beam dark slide.
The technical scheme of a kind of improvement of car headlamp Far-near lamplight switchover device of the present utility model, it is characterised in that described
Distance light dark slide be the fixing dark slide that upper edge is shaped as distance light dead line, described distance light dark slide is perpendicular to front photograph
The direction of illumination of lamp；When being in high-beam operational state, described electromagnetic valve is in power-off closed mode, and its rotating shaft drives
Involute cam is in minimum point, and dipped beam dark slide is in lowest limit position under gravity, dipped beam dark slide upper
Edge less than the distance light dead line of distance light dark slide, the light that bulb sends after the reflective surface of reflection support, shape
Become directional light to penetrate along direction of illumination, block formation distance light light type through the distance light dead line edge of distance light dark slide.
The beneficial effects of the utility model are:
The car headlamp Far-near lamplight switchover device that this utility model provides, utilizes involute cam mechanism to change dark slide
Switching mode, is changed into dark slide by dark slide rotation switching distance-light and moves up and down switching distance-light；During closed electromagnetic valve,
Dark slide relies on self gravitation to reset, and by cushion in draw-in groove and the cushioning effect of surface elasticity pad, greatly reduces
The impact noise produced when dark slide resets, has the highest practical value.
Accompanying drawing explanation
Fig. 1 is the car headlamp structural representation of configuration this utility model car headlamp Far-near lamplight switchover device；
Fig. 2 is this utility model car headlamp Far-near lamplight switchover device axonometric drawing；
Fig. 3 is the partial view of the cam driving structure of this utility model car headlamp Far-near lamplight switchover device；
Fig. 4 is the partial exploded view of the cam driving structure of this utility model car headlamp Far-near lamplight switchover device.
The reference of each parts in above figure: Ax is light direction of illumination, and 1 is lens, and 2 is lens carrier, 3
For dipped beam dark slide support, 3-1 be dipped beam dark slide support draw-in groove in cushion, 3-2 is draw-in groove, and 4 is distance light shading
Board mount, 5 is reflection support, and 6 is light bulb base, and 7 is dipped beam dark slide, and 8 is involute cam, and 9 is electromagnetic valve,
9-1 is surface elasticity pad, and 9-2 is electromagnetic valve rotating shaft.
Detailed description of the invention
For better understanding of technique scheme of the present utility model, carry out further with embodiment below in conjunction with the accompanying drawings
Ground describes in detail.
As shown in Figures 2 and 3, Fig. 1 is one embodiment of car headlamp Far-near lamplight switchover device of the present utility model
The structural blast figure of the car headlamp of configuration this utility model car headlamp Far-near lamplight switchover device；This practicality of Fig. 4 is new
The partial exploded view of the cam driving structure of type car headlamp Far-near lamplight switchover device.Vehicle front lighting shown in reference to the accompanying drawings
The embodiment of lamp Far-near lamplight switchover device, including lens 1, lens carrier 2, electromagnetic valve 9, dipped beam dark slide 7, dipped beam
Dark slide support 3, distance light dark slide 4, reflection support 5 and light bulb base 6；Wherein, turning at described electromagnetic valve 9
Axle 9-2 two ends, are separately installed with involute cam 8；Described dipped beam dark slide support 3 is fixed on distance light by pin-and-hole and hides
On tabula rasa 4, the two ends of light dark slide 7 are respectively placed in the draw-in groove of dipped beam dark slide support 3 both sides, and its lower edge is respectively
Contact with involute cam 8；Dipped beam dark slide 7 under the promotion of involute cam 8 along dipped beam dark slide support 3
Draw-in groove moves up and down, it is achieved the switching of distance-light.
According to the embodiment of the car headlamp Far-near lamplight switchover device of the present utility model shown in Fig. 2, Fig. 3 and Fig. 4,
Described dipped beam dark slide support 3 is the sheet metal component of bending and forming, cushion in the top of its two side bayonet slot is provided with draw-in groove
3-1, it is possible to the impact of buffering dipped beam dark slide 7 is to reduce the noise of distance-light switching.Cushion 3-1 in described draw-in groove
Make for heat-resistant elastic material, it is possible to adapt to the hot environment within car light.
According to the embodiment of the car headlamp Far-near lamplight switchover device of the present utility model shown in Fig. 2, Fig. 3 and Fig. 4,
The draw-in groove at the two ends of described dipped beam dark slide 7 and dipped beam dark slide support 3 two ends for being slidably matched, dipped beam dark slide 7
And the fit clearance of monolateral reservation 0.1～0.3mm between draw-in groove, to ensure that dipped beam dark slide 7 is heated swollen under light source irradiates
Smooth in draw-in groove slip is remained able to time swollen.According to a preferred embodiment, between dipped beam dark slide 7 and draw-in groove
Fit clearance is 0.2mm.
According to the embodiment of the car headlamp Far-near lamplight switchover device of the present utility model shown in Fig. 2, Fig. 3 and Fig. 4,
The position that the upper surface two ends of described electromagnetic valve 9 are corresponding with dipped beam dark slide 7 is provided with surface elasticity pad 9-1, described surface
Cushion 9-1 forms the descending spacing of dipped beam dark slide 7, and can buffer dipped beam dark slide 7 and drop to minimum point
Impact, to reduce the noise of distance-light switching.Described surface elasticity pad 9-1 is that heat-resistant elastic material is made, it is possible to suitable
Answer the hot environment within car light.
An embodiment according to car headlamp Far-near lamplight switchover device of the present utility model, described dipped beam dark slide 7
It it is the upper edge activity dark slide that is designed as dipped beam light type dead line；When being switched to dipped beam state from distance light, described electricity
Magnet valve 9 is energized, and electromagnetic valve rotating shaft 9-2 rotates towards direction contrary for light direction of illumination Ax, gradually opening of rotating shaft 9-2 two ends
Line cam 8 promote dipped beam dark slide 7 along the draw-in groove 3-2 upward sliding of dipped beam dark slide support 3, until dipped beam shading
Plate 7 contacts with the cushion 3-1 in draw-in groove 3-2；Now, dipped beam dark slide 7 is in limit extreme higher position, from reflection
The light portion that mirror 5 reflects is blocked formation dipped beam light type by dipped beam dark slide 7.
A more preferable embodiment according to car headlamp Far-near lamplight switchover device of the present utility model, described distance light hides
Tabula rasa 4 is the fixing dark slide that upper edge is designed as distance light dead line, and described distance light dark slide 4 is perpendicular to headlamp
Direction of illumination Ax；When being in high-beam operational state, described electromagnetic valve 9 is in power-off resting state, dipped beam dark slide
7 are in lowest limit position under gravity, and the upper edge of dipped beam dark slide 7 is less than the distance light cut-off of distance light dark slide 4
Line, dipped beam dark slide 7 cannot shut out the light, the light that bulb 6 sends through reflection support 5 reflective surface after,
Form directional light to penetrate along direction of illumination Ax, block formation distance light light through the distance light dead line edge of distance light dark slide 4
Type.
Being switched to high-beam condition from dipped beam, electromagnetic valve 9 power-off is closed, and its rotating shaft 9-2 is reset to original state, drives gradually
The cam 8 that bursts at the seams is in minimum point, and dipped beam dark slide 7 declines the most rapidly, until with electromagnetic valve 9 surface
Cushion 9-1 contact, cushion 9-1 snubber dipped beam dark slide 7 declines the shock and vibration produced, switching
Process is rapidly, steadily.Now, dipped beam dark slide 7 is in limit extreme lower position, and light cannot be entered by dipped beam dark slide 7
Row blocks, thus forms distance light light type in Ax direction.
Those of ordinary skill in the art is it should be appreciated that above embodiment is intended merely to this utility model is described
Technical scheme, and be not used as to restriction of the present utility model, any based on connotation of the present utility model to
Go up change, modification that described embodiment is made, all will fall in scope of the claims of the present utility model.
Claims (6)
1. a car headlamp Far-near lamplight switchover device, including lens, lens carrier, electromagnetic valve, dipped beam dark slide, near
Light dark slide support, distance light dark slide, reflection support and light bulb base, it is characterised in that: at described electromagnetic valve
Rotating shaft two ends, be separately installed with involute cam；Described dipped beam dark slide support is fixed on distance light by pin-and-hole
In dark slide, the two ends of light dark slide are respectively placed in the draw-in groove of dipped beam dark slide support both sides, and its lower edge is respectively
Contact with involute cam；Dipped beam dark slide under the promotion of involute cam along the draw-in groove of dipped beam dark slide support
Move up and down, it is achieved the switching of distance-light.
Car headlamp Far-near lamplight switchover device the most according to claim 1, it is characterised in that described dipped beam dark slide
Support is the sheet metal component of bending and forming, cushion in the top of its two side bayonet slot is provided with draw-in groove, it is possible to buffering dipped beam
The impact of dark slide is to reduce the noise of distance-light switching.
Car headlamp Far-near lamplight switchover device the most according to claim 1, it is characterised in that described dipped beam dark slide
The draw-in groove at two ends and dipped beam dark slide support two ends for being slidably matched, monolateral reservation between dipped beam dark slide and draw-in groove
The fit clearance of 0.1～0.3mm, to ensure that dipped beam dark slide can smooth slip in draw-in groove.
Car headlamp Far-near lamplight switchover device the most according to claim 1, it is characterised in that the upper table of described electromagnetic valve
The position corresponding with dipped beam dark slide, two ends, face is provided with surface elasticity pad, and described surface elasticity pad forms dipped beam shading
The lowest limit position of plate is spacing, and buffers dipped beam dark slide and drop to impact and the noise of minimum point.
Car headlamp Far-near lamplight switchover device the most according to claim 1, it is characterised in that described dipped beam dark slide
It it is the upper edge activity dark slide that is shaped as dipped beam light type dead line；When being switched to dipped beam state from distance light, described
Solenoid valves, drive involute cam promote dipped beam dark slide arrive at its limit extreme higher position, anti-from reflecting mirror
The light portion shot out is blocked formation dipped beam light type by dipped beam dark slide.
Car headlamp Far-near lamplight switchover device the most according to claim 1, it is characterised in that described distance light dark slide
Being the upper edge fixing dark slide that is shaped as distance light dead line, described distance light dark slide is perpendicular to the irradiation of headlamp
Direction；When being in high-beam operational state, described electromagnetic valve is in power-off closed mode, and its rotating shaft drives and gradually opens
Line cam is in minimum point, and dipped beam dark slide is in lowest limit position under gravity, dipped beam dark slide upper
Edge is less than the distance light dead line of distance light dark slide, and the light that bulb sends is through the reflective surface of reflection support
After, form directional light and penetrate along direction of illumination, block formation distance light through the distance light dead line edge of distance light dark slide
Light type.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416878.8U CN205737197U (en) | 2016-05-10 | 2016-05-10 | A kind of car headlamp Far-near lamplight switchover device |
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|---|---|---|---|
| CN201620416878.8U CN205737197U (en) | 2016-05-10 | 2016-05-10 | A kind of car headlamp Far-near lamplight switchover device |
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| CN205737197U true CN205737197U (en) | 2016-11-30 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143755A (en) * | 2017-05-08 | 2017-09-08 | 广州市安亿仕电子科技有限公司 | Lighting apparatus and nearly distance light switching method |
| CN107166294A (en) * | 2017-07-07 | 2017-09-15 | 长沙科讯智能科技有限公司 | A kind of headlight for vehicle lens subassembly of achievable subregion illumination |
| CN108613122A (en) * | 2016-12-21 | 2018-10-02 | 常州星宇车灯股份有限公司 | It is a kind of based on the adaptive headlight switching module for moving horizontally barn door |
| CN109469882A (en) * | 2017-09-07 | 2019-03-15 | 隆达电子股份有限公司 | Vehicle lamp assembly |
| CN109630977A (en) * | 2019-01-28 | 2019-04-16 | 江西亚欣澜宇科技有限公司 | A kind of mute swing mechanism and the car light using it |
| CN110861573A (en) * | 2019-12-18 | 2020-03-06 | 苏州卡利肯新光讯科技有限公司 | Shading mechanism for automobile headlamp and headlamp comprising same |
| CN112236616A (en) * | 2018-10-25 | 2021-01-15 | 华域视觉科技(上海)有限公司 | Illumination module, car light and vehicle |
| CN113669690A (en) * | 2021-08-24 | 2021-11-19 | 上海建东科技有限公司 | Light adjusting device for automobile |
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2016
- 2016-05-10 CN CN201620416878.8U patent/CN205737197U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613122A (en) * | 2016-12-21 | 2018-10-02 | 常州星宇车灯股份有限公司 | It is a kind of based on the adaptive headlight switching module for moving horizontally barn door |
| CN107143755A (en) * | 2017-05-08 | 2017-09-08 | 广州市安亿仕电子科技有限公司 | Lighting apparatus and nearly distance light switching method |
| CN107143755B (en) * | 2017-05-08 | 2023-08-01 | 广州市安亿仕电子科技有限公司 | Lighting equipment and near-far light switching method |
| CN107166294A (en) * | 2017-07-07 | 2017-09-15 | 长沙科讯智能科技有限公司 | A kind of headlight for vehicle lens subassembly of achievable subregion illumination |
| CN107166294B (en) * | 2017-07-07 | 2024-01-05 | 长沙科讯智能科技有限公司 | Can realize automobile-used headlight lens subassembly of subregion illumination |
| CN109469882A (en) * | 2017-09-07 | 2019-03-15 | 隆达电子股份有限公司 | Vehicle lamp assembly |
| CN112236616A (en) * | 2018-10-25 | 2021-01-15 | 华域视觉科技(上海)有限公司 | Illumination module, car light and vehicle |
| CN109630977A (en) * | 2019-01-28 | 2019-04-16 | 江西亚欣澜宇科技有限公司 | A kind of mute swing mechanism and the car light using it |
| CN109630977B (en) * | 2019-01-28 | 2024-03-01 | 江西亚欣澜宇科技有限公司 | Mute swinging mechanism and car lamp using same |
| CN110861573A (en) * | 2019-12-18 | 2020-03-06 | 苏州卡利肯新光讯科技有限公司 | Shading mechanism for automobile headlamp and headlamp comprising same |
| CN113669690A (en) * | 2021-08-24 | 2021-11-19 | 上海建东科技有限公司 | Light adjusting device for automobile |
| CN113669690B (en) * | 2021-08-24 | 2024-02-23 | 上海建东科技有限公司 | Light adjusting device for automobile |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd. Address before: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai |