CN201970914U - Rotating and driving device of adaptive steering headlamp used for vehicle - Google Patents
Rotating and driving device of adaptive steering headlamp used for vehicle Download PDFInfo
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- CN201970914U CN201970914U CN 201120090112 CN201120090112U CN201970914U CN 201970914 U CN201970914 U CN 201970914U CN 201120090112 CN201120090112 CN 201120090112 CN 201120090112 U CN201120090112 U CN 201120090112U CN 201970914 U CN201970914 U CN 201970914U
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- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000979 retarding effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
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- 239000002893 slag Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000003638 chemical reducing agent Substances 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model provides a rotating and driving device of an adaptive steering headlamp used for a vehicle, which comprises a driving mechanism and an electronic control unit, wherein the driving mechanism is in transmission connection between a driving motor and a rotating shaft of the headlamp; the electronic control unit is electrically connected with the driving motor; the driving mechanism comprises a first transmission part and a second transmission part; the first transmission part is connected with an output shaft of the driving motor and performs linear reciprocating motion under the driving of the output shaft; the first end of the second transmission part is connected with the first transmission part and performs reciprocating swing along with the linear reciprocating motion of the first transmission part; and the second end is rotatably connected with a rotating shaft of a headlamp holder. The rotating and driving device drives the headlamp to complete left and right rotation through a primary retarding mechanism, has the advantages of simple structure, small occupied space, low cost and higher generality and is easy to debug and assemble.
Description
Technical field
The utility model relates to the car lighting field, especially, relates to the rotating driving device of a kind of vehicle with the self-adapting steering head lamp.
Background technology
At present, the development and application of the rotating driving device of vehicle usefulness self-adapting steering head lamp more and more widely, it can be according to the variation of road conditions, riving condition and weather condition, the rotational angle of automatic compensation car headlamp, thereby effectively improve running safety, overcome many adverse influences of traditional head lamp system.
Self-adapting steering head lamp rotating driving device is an electro-mechanical system, in order to satisfy the operating needs that turns to head lamp, actuating device adopts three grades or level Four gear reduction transmission device or turbine and worm decelerator usually, adopt multilevel gear drive mechanism not only to take up room greatly, assembling is complicated, and multistage injection made gear is wayward owing to temperature influence wheel tooth side clearances at different levels, causes transmission device stuck easily, and then cost is too high to adopt the metal turbine and worm decelerator.In addition, gear reduction transmission device or turbine and worm decelerator usually and drive motor, sensor, pcb board be assemblied in the shell, shell and lamp bracket, head lamp are assembled together and are positioned in the narrow airtight lamp house, because the space size of different automobile types lamp house is not quite similar, therefore turn to miniaturization, universalization, the low cost of head lamp rotating driving device to become inevitable demand.
The utility model content
The utility model purpose is to provide the rotating driving device of a kind of vehicle with the self-adapting steering head lamp, with the rotating driving device that solves rotation head lamp in the prior art take up room greatly, complex structure, technical matters that commonality is low.
For achieving the above object, the utility model provides the rotating driving device of a kind of vehicle with the self-adapting steering head lamp, comprising: drive motor; Driver train is in transmission connection between the S. A. of drive motor and head lamp; ECU (Electrical Control Unit) is electrically connected with drive motor, and wherein, driver train comprises: first Transmission links to each other with the motor output shaft of drive motor and do straight reciprocating motion under the drive of motor output shaft; Second Transmission, its first end link to each other with first Transmission and with the straight reciprocating motion of first Transmission reciprocally swinging, the S. A. of its second end and head lamp lamp bracket is in transmission connection.
Further, first Transmission is a tooth bar; Second Transmission is a side set mechanism, and first end of side set mechanism is provided with and is meshed with tooth bar
U-shapedGear.
Further, drive motor is the linear slide motor, and the output shaft of linear slide motor is captiveed joint with tooth bar.
Further, drive motor is a rotating machine, and the periphery of motor output shaft is provided with outside thread; Be provided with axially extending bore in the tooth bar, be provided with the negative thread that is complementary with outside thread in the axially extending bore.
Further, the rotating driving device that the utility model provides also comprises upper casing and the lower casing that is complementary with upper casing, second end of side set mechanism and the relevant position of upper casing are provided with coaxial through hole, are provided with the female splines that the male splines with head lamp lamp bracket S. A. is complementary in the through hole.
Further, pass through snap lock between upper casing and the lower casing; Lower casing comprises driver train mounting groove and ECU (Electrical Control Unit) mounting groove, and side set mechanism is positioned at the driver train mounting groove, and the both sides of first end of side set mechanism are provided with side set mechanism limiting stopper; Eliminate gear back lash by linear springs in the side set mechanism.
Further, separate by dividing plate between driver train mounting groove and the ECU (Electrical Control Unit) mounting groove.
Further, tooth bar is provided with the U-shaped extension away from an end of drive motor; Be provided with the U-lag that matches with described U-shaped extension in the driver train mounting groove, the sidewall of U-lag is provided with oil resevoir.
Further, the position that the shell of motor output shaft and drive motor is adjacent is provided with the T oblique crank Z shoulder with the inwall interference fit of driver train mounting groove, and the bottom of T oblique crank Z shoulder is provided with reinforced rib.
Further, ECU (Electrical Control Unit) comprises: the travel switch or the position transduser of record rack stroke; Controller, its signal input part links to each other with the signal output part of travel switch or position transduser, and its signal output part links to each other with the signal input part of drive motor.
The utlity model has following beneficial effect:
1. the vehicle that provides of the utility model is with the rotating driving device of self-adapting steering head lamp, drive head lamp by the first class reducer structure of forming by worm drive and tooth bar and finish the left rotation and right rotation motion, simple in structure, it is little to take up room, be easy to debugging assembling, with low cost and have a high generality.
2. driver train and ECU (Electrical Control Unit) are assemblied in the shell by dividing plate is spaced-apart compactly, employed lubricant of driver train or oil pollution control circuit panel element have not only been avoided, can avoid the wearing and tearing slag of control circuit board to enter in the gear of driver train again and bring adverse effect, can also improve the rigidity of shell.The utility model is simple in structure, and it is little to take up room, and is easy to the debugging assembling, and is with low cost, has commonality.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.With reference to figure, the utility model is described in further detail below.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the unitized construction scheme drawing of the utility model preferred embodiment;
Fig. 2 is the lower casing mounted inside structural representation of the utility model preferred embodiment;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the B-B cutaway view of Fig. 2;
Fig. 5 is the C-C cutaway view of Fig. 2; And
Fig. 6 is the side set mechanism decomposition view of the utility model preferred embodiment.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As depicted in figs. 1 and 2, the utility model provides the rotating driving device of a kind of vehicle with the self-adapting steering head lamp, and comprising: drive motor 10 has motor output shaft 11; Driver train 30 is in transmission connection between drive motor 10 and head lamp lamp bracket S. A.; ECU (Electrical Control Unit) 50 is electrically connected with drive motor 10, and wherein, driver train 30 comprises first Transmission, links to each other with the motor output shaft 11 of drive motor 10 and do straight reciprocating motion under the drive of motor output shaft 11; Second Transmission, first end link to each other with first Transmission and with the straight reciprocating motion of first Transmission reciprocally swinging, the S. A. of second end and head lamp lamp bracket is in transmission connection.
As a kind of preferred implementation, first Transmission is a tooth bar 31; Second Transmission is a side set mechanism 33, and first end of side set mechanism 33 is provided with and is meshed with tooth bar 31
U-shapedGear, second end of side set mechanism 33 and head lamp lamp bracket S. A. are in transmission connection.
By the one-level deceleration transfer device that forms by tooth bar 31 and side set mechanism 33, just can be to head lamp lamp bracket S. A. with the transmission of power of the motor output shaft 11 of drive motor 10, realize swinging of head lamp, simplified the structure of the rotating driving device of head lamp, reduce taking up room of rotating driving device, improved the commonality of rotating driving device.
Certainly, first Transmission also can be a pull bar, pull bar is done straight reciprocating motion under the drive of motor output shaft, second Transmission can be a rocking bar, first end of rocking bar links to each other with pull bar, straight reciprocating motion with pull bar is swung, and second end of rocking bar is in transmission connection as the fulcrum of swing and the rotating shaft coaxle of head lamp lamp bracket.
Also be provided with three hollow guide-localization posts 47 being convenient to location and installation between upper casing 20 and the lower casing 40 in the lower casing 40, the opposite position of upper casing 20 is provided with three solid pillar (not shown)s, and both hole axles cooperate realizes guide-localization.
As shown in Figure 3, as preferred embodiment a kind of, drive motor 10 can be rotating machine, motor output shaft 11 rotates, in such cases, be provided with axially extending bore in the tooth bar 31, axially extending bore is embedded with nut 32, the periphery of motor output shaft 11 is provided with the screw thread that is complementary with nut 32, that is to say, form the relation of worm drive between motor output shaft 11 and the tooth bar 31, the crankmotion of motor output shaft 11 converts the linear reciprocating motion of tooth bar 31 to, and the linear reciprocating motion with tooth bar 31 converts swinging of rotation head lamp to again.
Certainly, drive motor 10 also can be the linear slide motor, and the output shaft of linear slide motor is along the axis crank motion, in such cases, the output shaft of linear slide motor is captiveed joint with tooth bar 31, and tooth bar 31 just can be done straight reciprocating motion under the drive of the output shaft of linear slide motor.In fact, at this moment, tooth bar can be provided with axial through hole, and the screw that radially is provided with anti-rotation of axial through hole is fixed with the output shaft close-fitting of linear slide motor.
For the various piece to whole rotating driving device plays the better protection effect; and be convenient to realize the flexible installation of rotating driving device and improve commonality; the rotating driving device that the utility model provides also comprises upper casing 20 and the lower casing 40 that is complementary with upper casing 20; and; second end of side set mechanism 33 and the relevant position of upper casing 20 are provided with coaxial through hole, and the female splines 35 that the male splines with head lamp lamp bracket S. A. is complementary can be set in through hole.Driver train 30, ECU (Electrical Control Unit) 50 and motor output shaft 11 all are positioned in the space of upper casing 20 and lower casing 40 formation, and can be between upper casing 20 and the lower casing 40 by buckle 60 lockings, buckle 60 can be by being separately positioned on last buckle on upper casing 20 and the lower casing 40 (on the inwall of upper casing 20, not shown) and 41 lockings of following buckle, upper shell is provided with the female splines 35 that the male splines with head lamp lamp bracket S. A. is complementary, and can improve the commonality of rotating driving device greatly.
Preferably, lower casing 40 comprises driver train mounting groove and ECU (Electrical Control Unit) mounting groove, driver train is installed in the driver train mounting groove, and ECU (Electrical Control Unit) is installed in the ECU (Electrical Control Unit) mounting groove, separates by dividing plate 43 between driver train mounting groove and the ECU (Electrical Control Unit) mounting groove.Dividing plate 43 can produce the effect of the following aspects: first aspect, avoided the control circuit panel element of employed lubricant of driver train or oil pollution ECU (Electrical Control Unit); Second aspect has been avoided the wearing and tearing slag of control circuit board to enter in the gear of driver train and has been brought adverse effect; The third aspect, the drive disk assembly and the ECU (Electrical Control Unit) of rotating driving device is arranged apart, when ECU (Electrical Control Unit) being changed, do not need to remove drive disk assembly as needs, easy accessibility is convenient to rotating driving device is safeguarded; Fourth aspect can improve the rigidity of upper casing 20 and lower casing 40.
For the pendulum angle of second end that limits side set mechanism 33, the both sides of first end of side set mechanism 33 are provided with side set mechanism limiting stopper 42.
As shown in Figure 4, in order to prevent that tooth bar 31 from rotating along with the rotation of motor output shaft 11, can be provided with U-shaped extension 31a on the end of tooth bar 31 away from drive motor 10, be provided with the U-lag 45 that matches with U-shaped extension 31a in the driver train mounting groove.The sidewall of U-lag 45 is provided with the oil resevoir 46 (as shown in Figure 2) that is used to store lubricating oil, so that tooth bar 31 is lubricated.
As shown in Figure 5, the shell 13 adjacent positions of motor output shaft 11 and drive motor 10 are provided with the T oblique crank Z shoulder 15 with the inwall interference fit of driver train mounting groove, and the bottom of T oblique crank Z shoulder 15 is provided with reinforced rib 17.Can limit the axial generation play of drive motor 10 along motor output shaft 11 by T oblique crank Z shoulder 15, reinforced rib 17 can strengthen the intensity of T oblique crank Z shoulder 15.
As shown in Figure 6, eliminate gear back lash by linear springs 33c between two gear pieces of composition side set mechanism 33, linear springs 33c is set between the first spring bearing 33a and the second spring bearing 33b.
See Fig. 2 and Fig. 4 again, in order to realize the effect of self-adapting steering, ECU (Electrical Control Unit) 50 can comprise: the travel switch or the position transduser 51 of record tooth bar 31 strokes; Controller, its signal input part links to each other with the signal output part of travel switch or position transduser 51, and its signal output part links to each other with the signal input part of drive motor 10.The shell 13 of drive motor 10 draws pin 14 by the external connector 12 of motor with the output of motor and links to each other with pcb board 53, the stroke of travel switch or position transduser 51 record tooth bars 31, and give controller on the pcb board 53 with travel feedback, the output of controller on the pcb board 53 links to each other with the external world by output connector 56, and the below of pcb board 53 also is provided with and is used for registration mast 55 that pcb board 53 is positioned.Pcb board 53 is spaced from each other compact conformation with travel switch or position transduser 51 by dividing plate 43 and driver train 30.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. the rotating driving device of a vehicle usefulness self-adapting steering head lamp is characterized in that, comprising:
Drive motor (10) has motor output shaft (11);
Driver train (30) is in transmission connection between described drive motor (10) and head lamp lamp bracket S. A.;
ECU (Electrical Control Unit) (50) is electrically connected with described drive motor (10),
Wherein,
Described driver train (30) comprising:
First Transmission links to each other with the motor output shaft (11) of described drive motor (10) and do straight reciprocating motion under the drive of described motor output shaft (11);
Second Transmission, first end link to each other with described first Transmission and with the straight reciprocating motion of described first Transmission reciprocally swinging, the S. A. of second end and head lamp lamp bracket is in transmission connection.
2. rotating driving device according to claim 1 is characterized in that,
Described first Transmission is tooth bar (31);
Described second Transmission is side set mechanism (33), and first end of described side set mechanism (33) is provided with and is meshed with described tooth bar (31)
U-shapedGear.
3. rotating driving device according to claim 2 is characterized in that, described drive motor (10) is the linear slide motor, and the output shaft of described linear slide motor is captiveed joint with described tooth bar (31).
4. rotating driving device according to claim 2 is characterized in that,
Described drive motor (10) is a rotating machine, and the periphery of described motor output shaft (11) is provided with outside thread;
Described tooth bar is provided with axially extending bore in (31), is provided with the negative thread (32) that is complementary with described outside thread in the described axially extending bore.
5. according to each described rotating driving device in the claim 2 to 4, it is characterized in that, also comprise upper casing (20) and the lower casing (40) that is complementary with described upper casing (20), the relevant position of second end of described side set mechanism (33) and described upper casing (20) is provided with coaxial through hole, is provided with the female splines (35) that the male splines with described head lamp lamp bracket S. A. is complementary in the described through hole.
6. rotating driving device according to claim 5 is characterized in that,
Lock by buckle (60) between described upper casing (20) and the described lower casing (40);
Described lower casing (40) comprises driver train mounting groove and ECU (Electrical Control Unit) mounting groove, and described side set mechanism (33) is positioned at described driver train mounting groove, and the both sides of first end of described side set mechanism (33) are provided with side set mechanism limiting stopper (42);
Eliminate gear back lash by linear springs (33c) in the described side set mechanism (33).
7. rotating driving device according to claim 6 is characterized in that, separates by dividing plate (43) between described driver train mounting groove and the described ECU (Electrical Control Unit) mounting groove.
8. rotating driving device according to claim 7 is characterized in that,
Described tooth bar (31) is provided with U-shaped extension (31a) away from an end of described drive motor (10);
Be provided with the U-lag (45) that matches with described U-shaped extension (31a) in the described driver train mounting groove, the sidewall of described U-lag (45) is provided with oil resevoir (46).
9. rotating driving device according to claim 8, it is characterized in that, the position that the shell (13) of described motor output shaft (11) and described drive motor (10) is adjacent is provided with the T oblique crank Z shoulder (15) with the inwall interference fit of described driver train mounting groove, and the bottom of described T oblique crank Z shoulder (15) is provided with reinforced rib (17).
10. rotating driving device according to claim 1 is characterized in that, described ECU (Electrical Control Unit) (50) comprising:
Write down the travel switch or the position transduser (51) of the described first Transmission stroke;
Controller, its signal input part links to each other with the signal output part of described travel switch or position transduser (51), and its signal output part links to each other with the signal input part of described drive motor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120090112 CN201970914U (en) | 2011-03-30 | 2011-03-30 | Rotating and driving device of adaptive steering headlamp used for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120090112 CN201970914U (en) | 2011-03-30 | 2011-03-30 | Rotating and driving device of adaptive steering headlamp used for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201970914U true CN201970914U (en) | 2011-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120090112 Expired - Lifetime CN201970914U (en) | 2011-03-30 | 2011-03-30 | Rotating and driving device of adaptive steering headlamp used for vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN201970914U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582506A (en) * | 2012-02-08 | 2012-07-18 | 北京经纬恒润科技有限公司 | Steering device |
| CN107356984A (en) * | 2017-06-20 | 2017-11-17 | 深圳市无牙太赫兹科技有限公司 | Stereoscan device |
| CN108382295A (en) * | 2018-04-26 | 2018-08-10 | 东莞市微思实业有限公司 | A kind of vehicle shows wide suggestion device |
-
2011
- 2011-03-30 CN CN 201120090112 patent/CN201970914U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582506A (en) * | 2012-02-08 | 2012-07-18 | 北京经纬恒润科技有限公司 | Steering device |
| CN107356984A (en) * | 2017-06-20 | 2017-11-17 | 深圳市无牙太赫兹科技有限公司 | Stereoscan device |
| CN108382295A (en) * | 2018-04-26 | 2018-08-10 | 东莞市微思实业有限公司 | A kind of vehicle shows wide suggestion device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hirain Technologies Co.,Inc. Address before: 1-2 / F, commercial building, No. 23, anxiangli, Chaoyang District, Beijing 100101 Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110914 |
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| CX01 | Expiry of patent term |