CN202593362U - Internal light-adjusting motor device for automobile headlamp - Google Patents
Internal light-adjusting motor device for automobile headlamp Download PDFInfo
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- CN202593362U CN202593362U CN 201220235352 CN201220235352U CN202593362U CN 202593362 U CN202593362 U CN 202593362U CN 201220235352 CN201220235352 CN 201220235352 CN 201220235352 U CN201220235352 U CN 201220235352U CN 202593362 U CN202593362 U CN 202593362U
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- worm
- light modulation
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Abstract
The utility model relates to an internal light-adjusting motor device for an automobile headlamp. An adjusting mechanism comprises a ball head rod, a threaded shaft, a connecting shaft and a shaft sleeve. An inner hole of the ball head rod is connected with the threaded shaft through threads, the threaded shaft is connected with the shaft sleeve through the connecting shaft, and the shaft sleeve is supported in a supporting seat of a casing. A motor driving mechanism comprises a motor, a motor worm, a transmission shaft and a tooth sleeve, wherein the motor is installed on a motor support of the casing, the motor worm is installed on a motor output shaft. Two sides of the transmission shaft are installed on two shaft seats of the casing, a middle worm wheel positioned on the transmission shaft is meshed with the motor worm, a middle worm positioned on the transmission shaft is meshed with a worm wheel positioned on the tooth sleeve, and a tooth sleeve inner hole is connected with the shaft sleeve through threads. A circuit board installed in the casing is electrically connected with the motor, a rear cover is installed on the rear portion of the casing, and a manual adjusting sleeve externally provided with a bevel gear is connected with the ball head rod. According to the internal light-adjusting motor device, light can not only be adjusted through the motor, but also be adjusted manually, the size and the weight can be reduced, and the cost is lowered.
Description
Technical field
The utility model relates to the built-in light modulation electric machine of a kind of car headlamp, belongs to the self-propelled vehicle lighting technical field.
Background technology
As the eyes of automobile, car headlamp not only is related to the external image of automobile, more drive with night or the bad weather condition under safe driving be closely connected.
Head lamp is as important function part and appearance component on the automobile, and its luminous smooth type and direction of illumination can meet the vehicle light illumination standard-required.Under car headlamp bears a heavy burden at railway carriage, vibrations and height road conditions etc. influence for a long time; Can produce the situation that direction of illumination departs from reference direction; Therefore need to regulate the direction of illumination of headlight photograph; The offset direction of the irradiation of headlight photograph is returned to reference direction, thereby improve the illuminating effect of head lamp.
The built-in light modulation electric machine of present head lamp mainly is made up of motor, shell and light regulating rod, and motor is installed on the shell, and motor is connected with light regulating rod; Light regulating rod is anterior to be connected with the reflecting surface of head lamp, and dimmer switch is installed on the automobile instrument panel, during light modulation; Open dimmer switch, motor action also drives light regulating rod and carries out fore and aft motion, makes the anterior bulb of light regulating rod drive the motion of head lamp reflective surface; With the height of accommodation reflex light focal length, thereby reach the effect of regulating head lamp.But present built-in light modulation electric machine does not have manual dimming mechanism, and owing to working environment and operation requirements, electronic conditioning function can not finely satisfy requirement of light regulation sometimes.Moreover; Present built-in light modulation electric machine is the motor direct-drive light regulating rod, and whole assembly axis is to longer dimension on the one hand, cause device volume big, lay particular stress on; And the inner space of each head lamp is inequality, so this kind light modulation electric machine is not suitable for the little head lamp of installing space.Moreover because the motor direct-drive light regulating rod moves axially, especially for heavy-duty vehicle, heavy duty luminous smooth type in back and direction of illumination are prone to again squint, and need often carry out light modulation, are prone to cause the damage of motor, and increase use cost.
Summary of the invention
The purpose of the utility model provides a kind of car headlamp built-in light modulation electric machine, can not only adopt motor to carry out light modulation, and also can carry out manual light modulation, can reduce volume and weight, but and cost-cutting.
The utility model is that the technical scheme that achieves the above object is: the built-in light modulation electric machine of a kind of car headlamp; It is characterized in that: comprise shell, bonnet, regulating mechanism, motor-driven mechanism and manual regulation cover; Described regulating mechanism comprises ball rod, threaded shaft and adapter shaft and axle sleeve; The endoporus of ball rod is connected with threaded shaft through screw thread, and threaded shaft is connected with adapter shaft, and adapter shaft is installed in the axle sleeve; Described motor-driven mechanism comprises motor, motor worm, transmission shaft and tooth cover; Motor is installed on the motor bearing of shell; Motor worm is installed on the motor output shaft; The both sides of transmission shaft are installed in respectively on two axle beds of shell, the worm gear engagement that middle worm screw on middle worm gear on the transmission shaft and motor worm engagement, the transmission shaft and tooth put, and tooth cover endoporus is connected with axle sleeve through screw thread; The circuit card of installing in the enclosure is electrically connected with motor, and bonnet is installed in the rear portion of shell, and the manual regulation cover that the outside is provided with finishing bevel gear cuter is connected with ball rod.
The utility model is installed in motor-driven mechanism and regulating mechanism in shell and the bonnet; Its motor-driven mechanism comprises motor, motor worm, transmission shaft and tooth cover; Motor-driven motor worm and drive transmission shaft, therefore can through twice break-in with slow down after with power transmission to tooth cover, power is reached on the regulating mechanism; Because the tooth cover adopts with axle sleeve and is threaded; So power passes tooth cover back warp beam sleeve drive adapter shaft and moves axially, and drives ball rod through the threaded shaft that is connected the adapter shaft front portion afterwards and moves axially, and realizes the motor light modulation.The utility model also is equipped with the manual regulation cover in the outside of ball rod; And manual regulation puts and is provided with finishing bevel gear cuter; Can not finely satisfy under the situation of requirement of light regulation at electronic conditioning function; Through the rotation manual regulating sleeve, make ball rod rotate and move axially along threaded shaft with manual regulating sleeve, realize manual regulation.Worm gear and middle worm screw in the middle of the transmission shaft of the utility model is provided with, motor output shaft meshes and slows down to increase and turn round through motor worm and middle worm gear, and the worm gear that middle worm screw on the transmission shaft and tooth put only meshes; The above deceleration of realization two-stage increases to be turned round, again through the screw thread driving torque, and compact conformation, reasonable; Especially adopt two-stage worm and gear transfer torque, drive torque is big, can realize many gears adjustings; And can adopt the high speed DC machine to realize driving; Not only can dwindle the volume of whole device, and can alleviate the weight of whole device, but the while cost-cutting.
Description of drawings
Below in conjunction with accompanying drawing the embodiment of the utility model is made further detailed description.
Fig. 1 is the structural representation of the built-in light modulation electric machine of the utility model car headlamp.
Fig. 2 is the A-A sectional structure scheme drawing of Fig. 1.
Fig. 3 is the B-B sectional structure scheme drawing of Fig. 1.
Fig. 4 is the cross-sectional view of the external dual-purpose light modulation electric machine of the utility model car headlamp
Wherein: 1-ball rod, 1-1-bulb, 2-manual regulation cover, 2-1-finishing bevel gear cuter, 3-shell, 3-1-Connection Block, 3-2-fixture block; 3-3-axle bed, 3-4-motor bearing, 4-bonnet, 4-1-notch, 4-2-draw-in groove, 5-threaded shaft, 6-manual regulation gear; 7-tooth cover, 7-1-worm gear, 8-axle sleeve, 8-1-spacing ring, 9-circuit card, 10-adapter shaft; 10-1-annular groove, 11-transmission shaft, 11-1-middle worm screw, 11-2-middle worm gear, 12-motor worm, 13-motor.
The specific embodiment
See shown in Fig. 1-4 that the built-in light modulation electric machine of the car headlamp of the utility model comprises shell 3, bonnet 4, regulating mechanism, motor-driven mechanism and manual regulation cover 2.
See shown in Fig. 1-4 that the regulating mechanism of the utility model comprises ball rod 1, threaded shaft 5 and adapter shaft 10 and axle sleeve 8, the endoporus of ball rod 1 is connected with threaded shaft 5 through screw thread; Ball rod 1 outside has bulb 1-1, and threaded shaft 5 is connected with adapter shaft 10, and the bulb 1-1 of ball rod 1 withstands on the light fitting reflecting mirror inboard; Through moving axially of ball rod 1; Drive the motion of head lamp reflective surface, and the height of accommodation reflex light focal length, thereby reach the effect of regulating head lamp.See shown in Fig. 1-4 that the utility model adapter shaft 10 is installed in the axle sleeve 8, axle sleeve 8 is bearing in the supporting base of shell 3 and can moves axially.
See shown in Fig. 1-4 that the utility model is installed for convenient, adapter shaft 10 is provided with the shaft shoulder; Adapter shaft 10 is connected with threaded shaft 5 through bearing pin, and the shoulder axle of axle sleeve 8 front end faces and adapter shaft 10 joins, and the spacing ring 8-1 at axle sleeve 8 rear portions is arranged in the annular groove 10-1 of adapter shaft 10; And adapter shaft 10 is provided with the axial limiting face, and same axle sleeve 8 also is provided with the joint face that matches, and the axial limiting face of adapter shaft 10 and the joint face on the axle sleeve 8 join; Make adapter shaft 10 with axle sleeve 8 actions; When the rotation of power driven tooth cover, make axle sleeve 8 drive adapter shaft 10 and move axially, realize the motor light modulation.
See shown in Fig. 1-4; The utility model motor-driven mechanism comprises motor 13, motor worm 12, transmission shaft 11 and tooth cover 7, and motor 13 is installed on the motor bearing 3-4 of shell 3, and the motor 13 of the utility model can adopt the high speed DC machine; Motor worm 12 is installed on the motor output shaft; The both sides of transmission shaft 11 are installed in respectively on the two axle bed 3-3 of shell 3, and through shell 3 supporting drive shafts 11, and transmission shaft 11 is provided with middle worm gear 11-2 and middle worm screw 11-1; Middle worm screw 11-1 on middle worm gear 11-2 on the transmission shaft 11 and motor worm 12 engagements, the transmission shaft 11 and the worm gear 7-1 engagement on the tooth cover 7; Tooth overlaps 7 endoporus and is connected with axle sleeve 8 through screw thread, and motor-driven mechanism reaches tooth with power and overlapped for 7 last times, and the tooth cover rotates the axle sleeve 8 and the adapter shaft 10 that are threaded with it are moved axially; Adapter shaft 10 and anterior threaded shaft 5 drive ball rods 1 thereof are moved axially, and reach the purpose of motor light modulation.
See shown in Fig. 1-4 that the utility model motor 13 is electrically connected with circuit card 9, circuit card 9 can be installed in the shell 3 or outside the shell 3, this circuit card 9 is electrically connected with dimmer switch, through 13 work of operation dimmer switch control motor.See that shown in Fig. 1-4, the utility model bonnet 4 is installed in the rear portion of shell 3, and shell 3 is provided with at least two Connection Block 3-1; Through Connection Block 3-1 built-in light modulation electric machine is installed in the head lamp; The utility model is an easy disassembly bonnet 4, and the outer wall of shell 3 is provided with fixture block 3-2, and bonnet 4 is provided with cooresponding notch 4-1; The draw-in groove 4-2 of bonnet 4 is connected in shell 3 rearward end, and the fixture block 3-2 of shell 3 is connected in the notch 4-1 of bonnet 4.
See shown in Fig. 1-4 that the manual regulation cover 2 that the utility model outside is provided with finishing bevel gear cuter 2-1 is connected with ball rod 1, manual regulation is overlapped 2 endoporus and is provided with plural axial raised line; The periphery of ball rod 1 is provided with cooresponding plural axial notch; Axial raised line on the manual regulation cover 2 is arranged in the axial notch on the ball rod 1, or manual regulation cover 2 is connected with ball rod 1 through bearing pin, when the manual light modulation of needs; Through 6 turns of manual regulation gear; Drive the finishing bevel gear cuter 2-1 on the manual regulation cover 2, make ball rod rotate and move axially, realize the manual regulation function along threaded shaft with manual regulating sleeve.
Claims (5)
1. built-in light modulation electric machine of car headlamp; It is characterized in that: comprise shell (3), bonnet (4), regulating mechanism, motor-driven mechanism and manual regulation cover (2); Described regulating mechanism comprises ball rod (1), threaded shaft (5) and adapter shaft (10) and axle sleeve (8); The endoporus of ball rod (1) is connected with threaded shaft (5) through screw thread, and threaded shaft (5) is connected with adapter shaft (10), and adapter shaft (10) is installed in the axle sleeve (8); Described motor-driven mechanism comprises motor (13), motor worm (12), transmission shaft (11) and tooth cover (7); Motor (13) is installed on the motor bearing (3-4) of shell (3); Motor worm (12) is installed on the motor output shaft; The both sides of transmission shaft (11) are installed in respectively on two axle beds (3-3) of shell (3); Middle worm screw (11-1) on middle worm gear (11-2) on the transmission shaft (11) and motor worm (12) engagement, the transmission shaft (11) meshes with the worm gear (7-1) on the tooth cover (7), and tooth cover (7) endoporus is connected with axle sleeve (8) through screw thread; The circuit card (9) that is installed in the shell (3) is electrically connected with motor (13), and bonnet (4) is installed in the rear portion of shell (3), and the manual regulation cover (2) that the outside is provided with finishing bevel gear cuter (2-1) is connected with ball rod (1).
2. the built-in light modulation electric machine of car headlamp according to claim 1; It is characterized in that: described manual regulation cover (2) endoporus is provided with plural axial raised line; The periphery of ball rod (1) is provided with cooresponding plural axial notch, and the axial raised line on the manual regulation cover (2) is arranged in the axial notch on the ball rod (1).
3. the built-in light modulation electric machine of car headlamp according to claim 1 is characterized in that: described manual regulation cover (2) is connected with ball rod (1) through bearing pin.
4. the built-in light modulation electric machine of car headlamp according to claim 1; It is characterized in that: said adapter shaft (10) is provided with the shaft shoulder; Adapter shaft (10) is connected with threaded shaft (5) through bearing pin; The shoulder axle of axle sleeve (8) front end face and adapter shaft (10) joins, and the spacing ring (8-1) at axle sleeve (8) rear portion is arranged in the annular groove (10-1) of adapter shaft (10).
5. the built-in light modulation electric machine of car headlamp according to claim 1; It is characterized in that: said shell (3) is provided with at least two Connection Blocks (3-1); And the outer wall of shell (3) is provided with plural fixture block (3-2); Bonnet (4) is provided with cooresponding notch (4-1), and the draw-in groove (4-2) of bonnet (4) is connected in shell (3) rearward end, and the fixture block (3-2) of shell (3) is connected in the notch (4-1) of bonnet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235352 CN202593362U (en) | 2012-05-23 | 2012-05-23 | Internal light-adjusting motor device for automobile headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235352 CN202593362U (en) | 2012-05-23 | 2012-05-23 | Internal light-adjusting motor device for automobile headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202593362U true CN202593362U (en) | 2012-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220235352 Expired - Lifetime CN202593362U (en) | 2012-05-23 | 2012-05-23 | Internal light-adjusting motor device for automobile headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202593362U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673465A (en) * | 2012-05-23 | 2012-09-19 | 常州星宇车灯股份有限公司 | Built-in dimming motor device of automobile headlamp |
| CN106090829A (en) * | 2016-07-29 | 2016-11-09 | 东风商用车有限公司 | A kind of clamping apparatus of reflecting mirror bulb |
| CN114274866A (en) * | 2021-12-31 | 2022-04-05 | 丹阳市晶鑫电子有限公司 | Dimming actuator for automobile headlamp |
-
2012
- 2012-05-23 CN CN 201220235352 patent/CN202593362U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673465A (en) * | 2012-05-23 | 2012-09-19 | 常州星宇车灯股份有限公司 | Built-in dimming motor device of automobile headlamp |
| CN102673465B (en) * | 2012-05-23 | 2015-07-01 | 常州星宇车灯股份有限公司 | Built-in dimming motor device of automobile headlamp |
| CN106090829A (en) * | 2016-07-29 | 2016-11-09 | 东风商用车有限公司 | A kind of clamping apparatus of reflecting mirror bulb |
| CN114274866A (en) * | 2021-12-31 | 2022-04-05 | 丹阳市晶鑫电子有限公司 | Dimming actuator for automobile headlamp |
| CN114274866B (en) * | 2021-12-31 | 2023-08-08 | 丹阳市晶鑫电子有限公司 | Dimming actuator for automobile headlamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |
|
| CX01 | Expiry of patent term |