CN202728068U - Rotary-type electromagnetic execution mechanism and low-beam and high-beam switchover device for car lamp - Google Patents
Rotary-type electromagnetic execution mechanism and low-beam and high-beam switchover device for car lamp Download PDFInfo
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- CN202728068U CN202728068U CN 201220456560 CN201220456560U CN202728068U CN 202728068 U CN202728068 U CN 202728068U CN 201220456560 CN201220456560 CN 201220456560 CN 201220456560 U CN201220456560 U CN 201220456560U CN 202728068 U CN202728068 U CN 202728068U
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Abstract
The utility model discloses a rotary-type electromagnetic execution mechanism and a low-beam and high-beam switchover device for a car lamp, and relates to an illumination device or the functional characteristics of components of a system of illumination devices. The rotary-type electromagnetic execution mechanism comprises a shell, a rotor, a stator, a rotary shaft and an end cover, wherein a stator winding is arranged on the stator and fixedly installed in the shell to form a pair of arc-shaped stator magnetic poles capable of being electrically excited; the rotor is an arc-shaped permanent magnet which is fixed on the rotary shaft and arranged in the magnetic field space of the arc-shaped stator magnetic poles of the stator, and the rotor is matched with the arc-shaped stator magnetic poles to form a closed magnetic circuit with an air gap; and a swing rod extending along the radial direction of the rotary shaft is connected to the both ends of the rotary shaft respectively, the light-screening plate of the low-beam and high-beam switchover device for the car lamp is fixedly connected to the swing rods at the both ends of the rotary shaft, and the swing angle of the light-screening plate is as the same as the rotating angle of the rotor. Low-beam and high-beam switchover is realized by means of driving the light-screening plate via the rotary-type electromagnetic execution mechanism, thus avoiding a collision noise during the attraction and release of electromagnets, and providing a more comfortable driving environment for a user.
Description
Technical field
The utility model relates to functional character or the parts of a kind of illumination equipment or its system, relates in particular to by means of regulating parts to change luminous characteristic and rotary electromagnetic actuating unit and the Far-near lamplight switchover device for vehicle lamp thereof of distribution.
Background technology
During driver drives vehicle, the situation of meeting and uphill/downhill can appear unavoidably.Particularly automobile is when night running, the reflected light on road surface can affect the vision of chaufeur when the car bulb that goes in the same direction and uphill/downhill, if will cause too by force chaufeur not see road ahead, so need chaufeur to switch in time the distance-light of automobile, if switch untimelyly, just may cause traffic accident.Therefore, modern vehicle is widely used the distance-light switching controls that the distance-light switching mechanism is realized automobile, and electromagnetic actuator (electromagnetic valve) is widely used in the distance-light switching mechanism.Utilize the action of electromagnet absorption in the electromagnetic actuator and resilience can realize the switching of distance-light, and its action is comparatively reliable.
Chinese utility model patent " a kind of far and near vehicle lamp switcher improvement " (utility model patent number: ZL200720129230.3 Granted publication number: CN201089421Y) disclose a kind of far and near vehicle lamp switcher improvement, wherein said fixedly catch is located at the leading edge of reflector body, described setting device includes electromagnetic valve and active blade, described electromagnetic valve is to be provided with portable bar, with and described active blade connect, described active blade is to be connected with described fixedly catch with pin connected assembly, in order to pass through described pin connected assembly as the S. A. of active blade, described active blade is to be extended with the connecting arm that is vertical configuration with described active blade body, and the portable bar of usefulness and described electromagnetic valve connects; Be located at the side of reflector body by the electromagnetic valve with described setting device, and by the rotating shaft of pin connected assembly as described active blade, make described electromagnetic valve amount capable of reducing power consumption, help the heat energy that produces reducing described electromagnetic valve itself, and reduce the amplitude of temperature rise.
(utility model patent number: ZL200920073422.6 Granted publication number: CN201462690U) disclose a kind of device that switches for the far and near lamp of car headlamp, it is mainly by fixedly anti-dazzle device, movable light shield plate, S. A., rotating shaft spacing shim, electromagnet and connecting bushing form for Chinese utility model patent " the far and near lamp shifter of car headlamp ".That the far and near lamp handoff functionality assembly of this utility model has is simple in structure, be easy to produce assembling, switch be swift in response, the characteristics of good shading effect, can switch more efficiently and safely automobile long-and-short distant light, improve the safety of travelling.
But, in actual applications, can send larger collision noise during owing to the electromagnetic actuation in the existing electromagnetic actuator and release, thereby attract some users' complaint.Emphasizing more and more under the overall situation of user's comfort that now the noise when reducing electromagnetic actuator work just seems and extremely has been necessary.In addition, electromagnet can produce stronger vibrations in adhesive with when discharging, and also causes easily the shake of light shape, and this vibrations also can cause and connect the faults such as loosening, affects the reliability of distance-light switching mechanism.
The utility model content
The purpose of this utility model is to provide a kind of rotary electromagnetic actuating unit for Far-near lamplight switchover device for vehicle lamp, by changing the mode of motion of electromagnetic actuator, solves distance-light switching mechanism large technical matters of noise when work.
The utility model solves the problems of the technologies described above the technical scheme that adopts:
A kind of rotary electromagnetic actuating unit comprises housing, rotor, and stator, rotating shaft and end cap, the anti-dazzle device for driving Far-near lamplight switchover device for vehicle lamp is characterized in that:
Described stator is provided with stator winding, and stator and stator winding are fixedly mounted on the inside of housing, consists of a pair of circular-arc magnetic pole of the stator that powers up excitation;
Described rotor is the circular arc permanent magnet, is fixed in the described rotating shaft, places in the magnetic field space of circular-arc magnetic pole of described stator, and rotor cooperates with described circular-arc magnetic pole of the stator, is formed with the closed magnetic circuit of air gap;
The two ends of described rotating shaft connect respectively a fork that radially extends along rotating shaft, and the anti-dazzle device of described Far-near lamplight switchover device for vehicle lamp is fixedly connected on the fork at described rotating shaft two ends, and the pivot angle of anti-dazzle device is identical with the corner of described rotor.
A kind of better technical scheme of rotary electromagnetic actuating unit of the present utility model is characterized in that the rotor of described electromagnetic actuator, by being arranged on the axis hole on the described end cap, is rotatably mounted in the magnetic field space of circular-arc magnetic pole of stator; At powering state not, rotor rests on an initial position that magnetic pole is relative of permanent magnet and stator; At powering state, rotor rotates to the permanent magnet operating position relative with a pair of magnetic pole of stator under the magnetic fields that stator winding produces.
A kind of better technical scheme of rotary electromagnetic actuating unit of the present utility model is characterized in that the permanent magnet of described rotor and described rotating shaft and fork injection mo(u)lding are integrated.
Another purpose of the present utility model is to provide a kind of Far-near lamplight switchover device for vehicle lamp that uses above-mentioned rotary electromagnetic actuating unit, by changing the mode of motion of electromagnetic actuator, the mode of motion of whole distance-light switching mechanism is changed, thereby solve distance-light switching mechanism large technical matters of noise when work.
The utility model solves the problems of the technologies described above the technical scheme that adopts:
A kind of Far-near lamplight switchover device for vehicle lamp comprises anti-dazzle device, electromagnetic actuator and is fixed on support on the car light main body, it is characterized in that:
Described electromagnetic actuator is above-mentioned rotary electromagnetic actuating unit, and the two ends of the rotating shaft of described rotary electromagnetic actuating unit are connected with respectively a fork that radially extends along rotating shaft;
Described electromagnetic actuator is fixedly attached on the described support by housing, is connected on the car light main body by support;
Described anti-dazzle device is fixedly connected on the described fork, places on the optical axis of car light, and the angle between anti-dazzle device and the optical axis can change with the corner of rotor; The outline line of described anti-dazzle device is on the car light light path, and projection forms the far and near illumination light type with the corner change of rotor.
A kind of better technical scheme of Far-near lamplight switchover device for vehicle lamp of the present utility model is characterized in that described anti-dazzle device and described rotating shaft and fork are welded to connect to be integral.
A kind of better technical scheme of Far-near lamplight switchover device for vehicle lamp of the present utility model, it is characterized in that described Far-near lamplight switchover device also comprises the spring assembly of a volute spiral spring and spring frame composition, described spring assembly is fixed on the support by spring frame, the free end of volute spiral spring is connected on the described anti-dazzle device, at powering state not, by fork and rotating shaft transmission, described rotor remains on described initial position in the next time redoubling of effect of volute spiral spring.
The beneficial effects of the utility model are:
1. the rotary electromagnetic actuating unit and the Far-near lamplight switchover device for vehicle lamp thereof that provide of the utility model, the mode that adopts the rotary electromagnetic actuating unit to drive anti-dazzle device realizes that distance-light switches, can send larger collision noise when avoiding electromagnetic actuation and release, for the user provides more comfortable driving environment;
2. rotary electromagnetic actuating unit of the present utility model and Far-near lamplight switchover device for vehicle lamp thereof, adopt the rotary electromagnetic actuating unit to drive anti-dazzle device, the connection that the vibrations of avoiding electromagnet to produce when being connected in adhesive cause the shake of light type and this vibrations to cause is loosening, can improve service life and the reliability of electromagnetic rotating formula Far-near lamplight switchover device for vehicle lamp;
3. rotary electromagnetic actuating unit of the present utility model and Far-near lamplight switchover device for vehicle lamp thereof, adopting the rotary electromagnetic actuating unit to replace the high-speed double electromagnet distance-light switches, have larger anti-dazzle device and regulate traverse, can avoid the anti-dazzle device of original electromagnet switching near the shading phenomenon at hinge place, therefore can under the prerequisite that does not increase the electromagnetic actuator oad, enlarge light type setting range, thereby reduce the restriction of car light inner space to the distance-light switching mechanism.
Description of drawings
Fig. 1 is the structural representation of the Far-near lamplight switchover device for vehicle lamp of use rotary electromagnetic actuating unit of the present utility model;
Fig. 2 is the external structure scheme drawing of rotary electromagnetic actuating unit of the present utility model;
Fig. 3 is the inner structure scheme drawing of rotary electromagnetic actuating unit of the present utility model;
Fig. 4 is that rotary electromagnetic actuating unit drive anti-dazzle device of the present utility model rotates the structural representation to operating position;
Fig. 5 is that anti-dazzle device rotates to the scheme drawing of the Far-near lamplight switchover device for vehicle lamp of operating position;
Fig. 6 is the assembly relation decomposing schematic representation of Far-near lamplight switchover device for vehicle lamp of the present utility model.
The label of each parts among the above figure: 1-car light main body (catadioptre), 2-anti-dazzle device, 3-spring assembly, the 301-volute spiral spring, 302-spring frame, 4.-electromagnetic actuator, the 5-support, 401-housing, 402-rotor (permanent magnet), the 403-stator, the 404-stator winding, 405-rotating shaft, 406-fork, the 407-end cap, the 408-axis hole.
The specific embodiment
In order to understand better technique scheme of the present utility model, describe in detail further below in conjunction with drawings and Examples.
An embodiment of rotary electromagnetic actuating unit of the present utility model as shown in Figures 2 and 3, Fig. 4 is that the rotary electromagnetic actuating unit with anti-dazzle device rotates the structural representation to operating position.In the embodiment of rotary electromagnetic actuating unit shown in the drawings, comprise housing 401, rotor 402, stator 403, rotating shaft 405 and end cap 407 are for the anti-dazzle device 2 that drives Far-near lamplight switchover device for vehicle lamp.In order more clearly to represent the inner structure of rotary electromagnetic actuating unit 4 of the present utility model, omitted end cap 407 among Fig. 3 and Fig. 4.
The two ends of rotating shaft 405 connect respectively a fork 406 that radially extends along rotating shaft, and the anti-dazzle device 2 of Far-near lamplight switchover device for vehicle lamp is fixedly connected on the fork 406 at rotating shaft two ends, and the pivot angle of anti-dazzle device 2 is identical with the corner of rotor 402.
Embodiment according to Fig. 2, Fig. 3 and rotary electromagnetic actuating unit of the present utility model shown in Figure 4, the rotor 402 of electromagnetic actuator 4, by being arranged on the axis hole 408 on the end cap 407, be rotatably mounted in the magnetic field space of circular-arc magnetic pole of stator 403; At powering state not, rotor rests on an initial position that magnetic pole is relative of permanent magnet and stator, referring to Fig. 3; At powering state, rotor rotates to the permanent magnet operating position relative with a pair of magnetic pole of stator, referring to Fig. 4 under the magnetic fields that stator winding produces.
According to a better embodiment of rotary electromagnetic actuating unit of the present utility model, the permanent magnet of rotor 402 and rotating shaft 405 and fork 406 injection mo(u)ldings are integrated.
Fig. 1, Fig. 5 and Fig. 6 have showed an embodiment of the Far-near lamplight switchover device for vehicle lamp of the above-mentioned rotary electromagnetic actuating unit of use of the present utility model, comprise anti-dazzle device 2, electromagnetic actuator 4 and are fixed on support 5 on the car light main body 1.Car light main body 1 usually and combination be integrated, so also be referred to as catadioptre.Electromagnetic actuator 4 is above-mentioned rotary electromagnetic actuating unit, and the two ends of the rotating shaft 405 of rotary electromagnetic actuating unit 4 are connected with respectively a fork 406 that radially extends along rotating shaft.Electromagnetic actuator 4 is fixedly attached on the support 5 by housing 401, is connected on the car light main body 1 by support 5.
According to an embodiment of Far-near lamplight switchover device for vehicle lamp of the present utility model, anti-dazzle device 2 is welded to connect with rotating shaft 405 and fork 406 and is integral.
A preferred embodiment according to Far-near lamplight switchover device for vehicle lamp of the present utility model, described Far-near lamplight switchover device also comprises the spring assembly 3 of a volute spiral spring 301 and spring frame 302 compositions, described spring assembly 3 is fixed on the support by spring frame 302, the free end of volute spiral spring 301 is connected on the anti-dazzle device 2, at powering state not, by fork 406 and rotating shaft 405 transmissions, rotor 402 remains on described initial position in the next time redoubling of effect of volute spiral spring 301.
Those of ordinary skill in the art will be appreciated that; above embodiment illustrates the technical solution of the utility model; and be not to be used as restriction of the present utility model; any variation, modification of the above embodiment being done based on connotation of the present utility model all will drop in the protection domain of claim of the present utility model.
Claims (6)
1. a rotary electromagnetic actuating unit comprises housing, rotor, and stator, rotating shaft and end cap, the anti-dazzle device for driving Far-near lamplight switchover device for vehicle lamp is characterized in that:
Described stator is provided with stator winding, and stator and stator winding are fixedly mounted on the inside of housing, consists of a pair of circular-arc magnetic pole of the stator that powers up excitation;
Described rotor is the circular arc permanent magnet, is fixed in the described rotating shaft, places in the magnetic field space of circular-arc magnetic pole of described stator, and rotor cooperates with described circular-arc magnetic pole of the stator, is formed with the closed magnetic circuit of air gap;
The two ends of described rotating shaft connect respectively a fork that radially extends along rotating shaft, and the anti-dazzle device of described Far-near lamplight switchover device for vehicle lamp is fixedly connected on the fork at described rotating shaft two ends, and the pivot angle of anti-dazzle device is identical with the corner of described rotor.
2. rotary electromagnetic actuating unit according to claim 1 is characterized in that the rotor of described electromagnetic actuator, by being arranged on the axis hole on the described end cap, is rotatably mounted in the magnetic field space of circular-arc magnetic pole of stator; At powering state not, rotor rests on an initial position that magnetic pole is relative of permanent magnet and stator; At powering state, rotor rotates to the permanent magnet operating position relative with a pair of magnetic pole of stator under the magnetic fields that stator winding produces.
3. rotary electromagnetic actuating unit according to claim 1 is characterized in that the permanent magnet of described rotor and described rotating shaft and fork injection mo(u)lding are integrated.
4. Far-near lamplight switchover device for vehicle lamp comprises anti-dazzle device, electromagnetic actuator and is fixed on support on the car light main body, it is characterized in that:
Described electromagnetic actuator is claim 1,2 or 3 described rotary electromagnetic actuating units, and the two ends of the rotating shaft of described rotary electromagnetic actuating unit are connected with respectively a fork that radially extends along rotating shaft;
Described electromagnetic actuator is fixedly attached on the described support by housing, is connected on the car light main body by support;
Described anti-dazzle device is fixedly connected on the described fork, places on the optical axis of car light, and the angle between anti-dazzle device and the optical axis can change with the corner of rotor; The outline line of described anti-dazzle device is on the car light light path, and projection forms the far and near illumination light type with the corner change of rotor.
5. Far-near lamplight switchover device for vehicle lamp according to claim 4 is characterized in that described anti-dazzle device and described rotating shaft and fork are welded to connect to be integral.
6. Far-near lamplight switchover device for vehicle lamp according to claim 4, it is characterized in that described Far-near lamplight switchover device also comprises the spring assembly of a volute spiral spring and spring frame composition, described spring assembly is fixed on the support by spring frame, the free end of volute spiral spring is connected on the described anti-dazzle device, at powering state not, by fork and rotating shaft transmission, described rotor remains on described initial position in the next time redoubling of effect of volute spiral spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220456560 CN202728068U (en) | 2012-09-07 | 2012-09-07 | Rotary-type electromagnetic execution mechanism and low-beam and high-beam switchover device for car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220456560 CN202728068U (en) | 2012-09-07 | 2012-09-07 | Rotary-type electromagnetic execution mechanism and low-beam and high-beam switchover device for car lamp |
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| Publication Number | Publication Date |
|---|---|
| CN202728068U true CN202728068U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220456560 Expired - Lifetime CN202728068U (en) | 2012-09-07 | 2012-09-07 | Rotary-type electromagnetic execution mechanism and low-beam and high-beam switchover device for car lamp |
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| CN (1) | CN202728068U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848969A (en) * | 2012-09-07 | 2013-01-02 | 上海小糸车灯有限公司 | Rotary electromagnetic actuating mechanism and car lamp upper and lower beam switching device thereof |
-
2012
- 2012-09-07 CN CN 201220456560 patent/CN202728068U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848969A (en) * | 2012-09-07 | 2013-01-02 | 上海小糸车灯有限公司 | Rotary electromagnetic actuating mechanism and car lamp upper and lower beam switching device thereof |
| WO2014036948A1 (en) * | 2012-09-07 | 2014-03-13 | 上海小糸车灯有限公司 | Rotary electromagnetic actuating mechanism and car lamp upper and lower beam switching apparatus thereof |
| CN102848969B (en) * | 2012-09-07 | 2015-09-02 | 上海小糸车灯有限公司 | A kind of rotary electromagnetic actuating unit and Far-near lamplight switchover device for vehicle lamp thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: HUAYU VISION TECHNOLOGY (SHANGHAI) Co.,Ltd. Address before: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: SHANGHAI KOITO AUTOMOTIVE LAMP Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130213 |
|
| CX01 | Expiry of patent term |