CN202879332U - Automotive headlamp adjusting device with spherical pair structure - Google Patents
Automotive headlamp adjusting device with spherical pair structure Download PDFInfo
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- CN202879332U CN202879332U CN 201220580732 CN201220580732U CN202879332U CN 202879332 U CN202879332 U CN 202879332U CN 201220580732 CN201220580732 CN 201220580732 CN 201220580732 U CN201220580732 U CN 201220580732U CN 202879332 U CN202879332 U CN 202879332U
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Abstract
The utility model relates to an automotive headlamp adjusting device with a spherical pair structure. The automotive headlamp adjusting device with the spherical pair structure comprises a support frame arranged inside a lampshade of a projection type headlamp. The support frame is hinged with an outer spherical shell through a left support plate and a right support plate, and the outer spherical shell covers an inner spherical shell to form a spherical pair. A projection type headlamp body is arranged on the front side of the inner spherical shell, a motor rotating mechanism driving the inner spherical shell to rotate horizontally and a motor transmission mechanism driving the outer spherical shell to swing in a pitching mode are arranged on the rear side of the outer spherical shell, the motor rotating mechanism is a gear and rack mechanism driven by a motor, and the outer spherical shell swings in a pitching mode to drive the inner spherical shell to swing in a pitching mode synchronous. The automotive headlamp adjusting device with the spherical pair structure can not only provide active illumination and adapt to different gestures of an automobile when the automobile turns, and therefore the safety of different road conditions and driving at night is improved, the fatigue degree of a driver driving the automobile is reduced, and the safety and comfort of driving are enhanced.
Description
Technical field
The utility model relates to a kind of spherical pair structure automobile headlight regulating device.
Background technology
Self-adaptive headlamp system (AFS) is as one of state-of-the-art automobile lighting system in the world today, mainly formed by projector headlight, headlight regulating device and control system three parts, the bad visibility problem that it exists in the time of can improving vehicle going at night, especially when S type negotiation of bends, effect is more obvious.Thereby will predicting the road ahead situation, the lamp light control system of self-adaptive headlamp system provides the illumination light type of the different modes such as turning, cross roads, expressway, urban pavement, rainy day, sensor in conjunction with vehicle equipment itself, the Intelligent Light-control System of AFS can be adjusted the distance of light beam irradiates, the width of irradiation area even the power of brightness automatically, vehicle produces the possibility of dazzling effect when reducing meeting, enlarge irradiation area, thereby greatly improve the active safety of automobile.
Open day is on April 1st, 2009, application number is the rotary executive device that the Chinese utility model patent application documents of CN 101396985A disclose a kind of automobile front shining lamp adjustment system, this device can only be realized horizontally rotating of head lamp, can't realize its pitching, and the control accuracy that horizontally rotates is very low, by Multi-stage transmission, error is easily accumulated, and the deviation of end product can be very large.And as a kind of active safety feature, the realization effect can't accurately be controlled, and probably becomes a kind of safety hazard, easily causes traffic accident.
Open day is on May 26th, 2010, and publication number is that the Chinese utility model patent application documents of CN 101713513A disclose a kind of headlight for car, can only realize horizontally rotating of head lamp, can't realize its pitching.Whole additional lamp is fixed by S. A., supports stable not.It controls light beam by the control catadioptre projecting direction will make catadioptre locate on the go always, and this can cause certain destruction to catadioptre undoubtedly.The control process less stable, and as a kind of active safety feature, stability is not high will to become a kind of safety hazard, easily cause traffic accident.
Patent was on December 19th, 2006 in open day, publication number is that the U.S. Patent application file of US 7150547 B2 discloses " Turn Signal And Steering Responsive Adjustable Lighting Apparatus For Vehicle ", and this device can't be realized the accurate control to left rotation and right rotation mechanism; Headlight regulating device and projector headlight just rely on an axis to fix, area of contact is less each other, and the less stable of control process is when vehicle during at the road traveling that jolts, the AFS system easily produces shake, so that the precise control of head lamp pivot angle is poor.
The utility model content
The utility model makes improvements for the problem that above-mentioned prior art exists, be the technical problems to be solved in the utility model provide a kind ofly can horizontally rotate, pitching and the accurate spherical pair structure automobile headlight regulating device that moves, be conducive to vehicle and automatically, accurately, stably adjust deflection angle and the pitching pivot angle of headlight beam according to driving road-condition, thereby improve the safety of different road conditions, night running, reduce the fatigue strength that chaufeur drives a car.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of spherical pair structure automobile headlight regulating device, comprise the bracing frame that is arranged in the projector headlight lampshade, support frame as described above is through a left side, the right support plate is hinged with an outer spherical shell, described outer spherical shell is coated with an interior spherical shell to consist of spherical pair, described interior spherical shell front side is provided with the projector headlight lamp body, the motor rotating mechanism that spherical shell horizontally rotated in described outer spherical shell rear side was provided with and drives and the motor transmission mechanism that drives outer spherical shell pitching, described motor rotating mechanism is by motor-driven pinion and rack, the synchronous pitching of spherical shell in driving during described outer spherical shell pitching.
Further, described motor rotating mechanism comprises the gear that horizontally rotates stepping motor, is arranged at motor output shaft and the sector rack that matches with gear, described sector rack is installed in interior spherical shell rear side, and described outer spherical shell rear side offers the groove that manifests sector rack.
Further, described groove width equates with sector rack, and described groove length adapts greater than the arc length of sector rack and with interior spherical shell feathering angle degree.
Further, described motor transmission mechanism comprises linear stepping motor, the bulb push rod that is promoted by linear stepping motor and the ball seat nest that matches with the bulb push rod, and described ball seat nest is arranged at outer spherical shell rear side top or bottom.
Further, described outer spherical shell is spirally connected, fastens or be welded by upper half shell and lower half shell.
Compared with prior art, the utlity model has following remarkable result: (1) adopts the spherical pair structure, and the support structure mode is stable, the area of contact of inside and outside spherical shell is large, has reduced the quantity of parts, has alleviated the weight of head lamp self, the control process good stability, active safety is high; (2) use gear ﹠ rack structure, can realize the accurate execution of sensor signal, make horizontal deflection angle precisely controlled; (3) can not only provide active illumination to Ackermann steer angle, adapt to the different attitudes of vehicle body, automatically adjust deflection angle, the pitching irradiation pivot angle of headlight beam, can well satisfy the demand of actual road conditions, thereby can improve the safety of different road conditions, night running, reduce the fatigue strength that chaufeur drives a car, strengthen safety and the traveling comfort driven.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Description of drawings
Fig. 1 is that the axle of the utility model embodiment measures intention one.
Fig. 2 is that the axle of the utility model embodiment measures intention two.
Fig. 3 is that the axle of the utility model embodiment measures intention three.
Fig. 4 is the exploded perspective view of the utility model embodiment.
Fig. 5 is the organigram of motor rotating mechanism.
Fig. 6 is the utility model globosity part sectional view.
Fig. 7 is the organigram of motor transmission mechanism.
Among the figure: 00-right support plate, 01-left support plate, 02-lamp body, spherical shell in the 03-lower half shell, 04-, 05-horizontally rotates stepping motor, the 06-gear, 07-sector rack, 08-connecting bore, the 09-bracing frame, 10, the 12-nut, the 11-linear stepping motor, 13-bulb push rod, 14-ball seat nest, 15-upper half shell, the 16-screw, 17-bearing, 18,19, the 20-set screws.
The specific embodiment
Shown in Fig. 1 ~ 7, a kind of spherical pair structure automobile headlight regulating device, comprise the bracing frame 09 that is arranged in the projector headlight lampshade, described projector headlight lampshade is each side installed one at the headstock of automobile, the left and right sides, support frame as described above 09 bottom offers respectively a connecting bore 08 that is used for connection body, passes connecting bore 08 so that bracing frame 09 is connected with the projector headlight lampshade by bolt; Support frame as described above 09 is hinged with an outer spherical shell through left support plate 01 and right support plate 00, described outer spherical shell is coated with an interior spherical shell 04 to consist of spherical pair, described interior spherical shell 04 front side is equipped with projector headlight lamp body 02 through bolt group 18, the motor rotating mechanism that spherical shell 04 horizontally rotated in described outer spherical shell rear side was provided with and drives and the motor transmission mechanism that drives outer spherical shell pitching, described motor rotating mechanism is by motor-driven pinion and rack, spherical shell 04 synchronous pitching in driving during described outer spherical shell pitching.
In the present embodiment, described left support plate 01 and right support plate 00 be fixed on the bracing frame 09 through nut respectively and parallel relatively, described left support plate 01 offers respectively identical coaxial aperture with right support plate 00 on the end relevant position away from bracing frame 09, the bearing pin that matches with coaxial aperture by bearing 17 is extended respectively in the described outer spherical shell left and right sides, guarantee that outer spherical shell freely carries out pitching, the axis of described coaxial aperture is the axis that projector headlight lamp body 02 carries out pitching, cross the axis that spherical shell and the spherical shell centre of sphere and the straight line vertical with plane, sector rack 07 reference circle place horizontally rotate as projector headlight lamp body 02, thereby realized well horizontal left-right rotation and the pitching function of car headlamp.Described outer spherical shell is to be formed by screw 16 or Bolt Connection by upper half shell 15 and lower half shell 03, therefore bearing pin is comprised of upper half shell 15 extended semicylinders and lower half shell 03 extended semicylinder; Certainly the structure of described outer spherical shell also can be comprised of a left side half shell and right half shell, and its connection mode also is not limited to and is spirally connected, and can also be the fastening of welding or buckle-type.
In the present embodiment, described motor rotating mechanism comprises and horizontally rotates stepping motor 05, be arranged at the gear 06 of motor output shaft and the sector rack 07 that matches with gear 06, describedly horizontally rotate that stepping motor 05 is installed in the groove of lower half shell 03 rear side and fixing with set screws 19, described sector rack 07 is installed in interior spherical shell 04 rear side by set screws 20, described sector rack 07 is sphere with the contact surface of interior spherical shell 04, described outer spherical shell rear side offers the groove that manifests sector rack 07 in the junction of upper half shell 15 and lower half shell 03, the engagement limits of described groove and sector rack 07 rotational freedom between interior spherical shell 04 and the outer spherical shell.Described groove width equates with sector rack 07, described groove length is greater than the arc length of sector rack 07 and horizontally rotate angle with interior spherical shell 04 and adapt, shown in plane, sector rack 07 reference circle place parallel with horizontal surface so that interior spherical shell 04 and outer spherical shell form one when carrying out pitching.
In the present embodiment, described motor transmission mechanism comprises linear stepping motor 11, the bulb push rod 13 that is promoted by linear stepping motor 11 and the ball seat nest 14 that matches with bulb push rod 13, the output shaft of described linear stepping motor 11 is designed to cylinder chamfered edge shape (enlarged view part among Fig. 7), thereby make in its axis hole that is stuck in bracing frame 09, limit its a plurality of degree of freedom, be fixed by nut 12, thereby linear stepping motor 11 is being installed on the bracing frame 09; Described bulb push rod 13 adds through nut 10 on the output shaft that is connected on linear stepping motor 11, and the one end is designed to bulb-type, and described ball seat nest 14 is arranged at outer spherical shell rear side top, and described bulb-type rod end and ball seat nest 14 form higher pair; Certainly, described ball seat nest 14 also can be arranged at outer spherical shell rear side bottom.
In the present embodiment, this spherical pair structure automobile headlight regulating device is realized connecting with car body by connecting bore 08 and the bolt of bracing frame 09 bottom, described car body is provided with steering wheel angle sensor, and described steering wheel angle sensor signal is through the work of intelligent controller control motor rotating mechanism; Described car body is provided with height sensor, speed sensor, and described sensor signal is through the work of intelligent controller control motor transmission mechanism.
Pitching turns to adjustment: when body gesture changes and causes that the light beam of head lamp and the angle on ground change, the height sensor that is installed on the vehicle body detects the changing value of bodywork height and passes to controller, controller calculates the angle that 02 pitching of projector headlight lamp body turns to, and produce corresponding signal control linear stepping motor 11 output shafts elongation or contraction, so that driving projector headlight lamp body 02, supporting mechanism rotates around the pitching axis.
Left/right rotation is to adjustment: work as Ackermann steer angle, each sensor obtains the signals such as steering angle, turn radius, the speed of a motor vehicle, these information are passed to controller, by controller calculate projector headlight lamp body 02 left/right rotation to angle, and produce corresponding signal level control rotaty step motor 05 and rotate, drive sector rack 07 and rotate, rotate around horizontal rotation axis thereby drive projector headlight lamp body 02.
Adopt the such structure of the utility model, when the state of kinematic motion of vehicle changes, such as: turning, acceleration and deceleration, uphill/downhill, high low speed driving, when back seat has the passenger to take, the illuminating effect generation respective change of head lamp.Utilize the utility model structure to realize that vehicle is in dynamic movement process, self-adaptive headlamp system can be according to different state of kinematic motions, automatically, accurately, stably adjust the irradiating angle of projector headlight, make it maintain certain range of exposures in pitch orientation.When Vehicular turn, according to car speed sensor, the sensors such as steering wheel angle sensor are passed to the signal of controller, controller calculates projector headlight left and right sides steering angle, and drive winding machine of the present utility model and turn to, thereby for the turning of vehicle provides clear bright road illumination environment, improve the active safety of driving.
The above only is preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (6)
1. spherical pair structure automobile headlight regulating device, comprise the bracing frame that is arranged in the projector headlight lampshade, it is characterized in that: support frame as described above is through a left side, the right support plate is hinged with an outer spherical shell, described outer spherical shell is coated with an interior spherical shell to consist of spherical pair, described interior spherical shell front side is provided with the projector headlight lamp body, the motor rotating mechanism that spherical shell horizontally rotated in described outer spherical shell rear side was provided with and drives and the motor transmission mechanism that drives outer spherical shell pitching, described motor rotating mechanism is by motor-driven pinion and rack, the synchronous pitching of spherical shell in driving during described outer spherical shell pitching.
2. spherical pair structure automobile headlight regulating device according to claim 1, it is characterized in that: described motor rotating mechanism comprises the gear that horizontally rotates stepping motor, is arranged at motor output shaft and the sector rack that matches with gear, described sector rack is installed in interior spherical shell rear side, and described outer spherical shell rear side offers the groove that manifests sector rack.
3. spherical pair structure automobile headlight regulating device according to claim 2 is characterized in that: described groove width equates with sector rack, and described groove length adapts greater than the arc length of sector rack and with interior spherical shell feathering angle degree.
4. spherical pair structure automobile headlight regulating device according to claim 1, it is characterized in that: described motor transmission mechanism comprises linear stepping motor, the bulb push rod that is promoted by linear stepping motor and the ball seat nest that matches with the bulb push rod, and described ball seat nest is arranged at outer spherical shell rear side top or bottom.
5. spherical pair structure automobile headlight regulating device according to claim 1, it is characterized in that: described outer spherical shell is spirally connected, fastens or be welded by upper half shell and lower half shell.
6. spherical pair structure automobile headlight regulating device according to claim 1, it is characterized in that: the support frame as described above bottom offers the connecting bore for connection body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220580732 CN202879332U (en) | 2012-11-07 | 2012-11-07 | Automotive headlamp adjusting device with spherical pair structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220580732 CN202879332U (en) | 2012-11-07 | 2012-11-07 | Automotive headlamp adjusting device with spherical pair structure |
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| Publication Number | Publication Date |
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| CN202879332U true CN202879332U (en) | 2013-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220580732 Withdrawn - After Issue CN202879332U (en) | 2012-11-07 | 2012-11-07 | Automotive headlamp adjusting device with spherical pair structure |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923046A (en) * | 2012-11-07 | 2013-02-13 | 福州大学 | Automobile headlamp adjusting device with spherical pair structure |
| CN104568274A (en) * | 2015-01-21 | 2015-04-29 | 安徽理工大学 | Anchoring force pre-warning device for anchor rod |
| CN104924971A (en) * | 2015-06-11 | 2015-09-23 | 纳恩博（北京）科技有限公司 | Switching method for distance light mode and passing light mode of self-balance electric vehicle |
| CN105987336A (en) * | 2015-03-17 | 2016-10-05 | 齐扎拉光系统有限责任公司 | Adjusting system for vehicle headlamp |
| CN108674301A (en) * | 2018-04-19 | 2018-10-19 | 江苏大学 | The vehicle front lighting modulated structure and control method of self adaptive control |
| CN109693604A (en) * | 2017-10-20 | 2019-04-30 | 帝宝工业股份有限公司 | Vehicle light and its control mechanism |
| CN111824007A (en) * | 2020-06-19 | 2020-10-27 | 杭州恒领科技有限公司 | Auxiliary driving system capable of automatically adjusting high beam and low beam according to vehicle detection |
| CN113911235A (en) * | 2021-11-05 | 2022-01-11 | 江苏珠峰机电科技有限公司 | Fixing support for electric three-wheel steering lamp |
-
2012
- 2012-11-07 CN CN 201220580732 patent/CN202879332U/en not_active Withdrawn - After Issue
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923046A (en) * | 2012-11-07 | 2013-02-13 | 福州大学 | Automobile headlamp adjusting device with spherical pair structure |
| CN104568274B (en) * | 2015-01-21 | 2017-02-22 | 安徽理工大学 | Anchoring force pre-warning device for anchor rod |
| CN104568274A (en) * | 2015-01-21 | 2015-04-29 | 安徽理工大学 | Anchoring force pre-warning device for anchor rod |
| AT516973B1 (en) * | 2015-03-17 | 2017-06-15 | Zkw Group Gmbh | ADJUSTING SYSTEM FOR A VEHICLE HEADLAMP |
| EP3069931A3 (en) * | 2015-03-17 | 2017-01-25 | ZKW Group GmbH | Adjusting system for a vehicle headlamp |
| CN105987336A (en) * | 2015-03-17 | 2016-10-05 | 齐扎拉光系统有限责任公司 | Adjusting system for vehicle headlamp |
| CN105987336B (en) * | 2015-03-17 | 2018-11-02 | Zkw集团有限责任公司 | Regulating system for vehicle head lamp |
| CN104924971A (en) * | 2015-06-11 | 2015-09-23 | 纳恩博（北京）科技有限公司 | Switching method for distance light mode and passing light mode of self-balance electric vehicle |
| CN104924971B (en) * | 2015-06-11 | 2017-06-27 | 纳恩博（北京）科技有限公司 | The changing method of Self-balancing electronic vehicle distance-light pattern |
| CN109693604A (en) * | 2017-10-20 | 2019-04-30 | 帝宝工业股份有限公司 | Vehicle light and its control mechanism |
| CN109693604B (en) * | 2017-10-20 | 2020-11-17 | 帝宝工业股份有限公司 | Lighting device for motor vehicle and control mechanism thereof |
| CN108674301A (en) * | 2018-04-19 | 2018-10-19 | 江苏大学 | The vehicle front lighting modulated structure and control method of self adaptive control |
| CN111824007A (en) * | 2020-06-19 | 2020-10-27 | 杭州恒领科技有限公司 | Auxiliary driving system capable of automatically adjusting high beam and low beam according to vehicle detection |
| CN113911235A (en) * | 2021-11-05 | 2022-01-11 | 江苏珠峰机电科技有限公司 | Fixing support for electric three-wheel steering lamp |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20140910 |
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| RGAV | Abandon patent right to avoid regrant |