CN101749619B

CN101749619B - Steering headlamp

Info

Publication number: CN101749619B
Application number: CN200810179291XA
Authority: CN
Inventors: 陈昱廷; 黄竞贤
Original assignee: DIWEIXI TRAFFIC INDUSTRY Co Ltd
Current assignee: DIWEIXI TRAFFIC INDUSTRY Co Ltd; TYC Brother Industrial Co Ltd
Priority date: 2008-12-16
Filing date: 2008-12-16
Publication date: 2011-05-11
Anticipated expiration: 2028-12-16
Also published as: CN101749619A

Abstract

The invention provides a steering headlamp, which comprises a fixing unit, a car lamp unit, a driving mechanism and an inductor for sensing the rotational angle of the car lamp unit. The car lamp unit comprises a lamp main body rotationally mounted on the fixing unit, and a first fulcrum and a driving shaft, which are extended from the lamp main body. The driving shaft is capable of driving the lamp main body to rotate by using the first fulcrum as a pivotal central axis under the action of drive. The driving mechanism comprises a limiting gear and a steering driving member capable of moving between two limiting surfaces of the limiting gear. The steering driving member drives the driving shaft to rotate with respect to the first fulcrum. By the double-shaft design of the car lamp unit, the lamp main body has extremely excellent rotation stability, and the limiting gear and the inductor have the functions of limiting and sensing the rotation angle of the lamp main body.

Description

Steering headlamp

Technical field

The present invention relates to a kind of head lamp, particularly a kind of installation is also rotatable onboard to change the steering headlamp of irradiating angle.

Background technology

As shown in Figure 1, be United States Patent (USP) notification number US6,543, the steering-type headlight 1 that No. 924 patent cases are disclosed, comprise: support that is connected with car body regularly 11, one be arranged at rotationally vehicle light body 12 on the described support 11, mains connection that is connected electrically in described vehicle light body 12 rear ends 13, one be arranged on described vehicle light body 12 belows and drive the driver element 14 that described vehicle light body 12 rotates, and installing plate 15 that is arranged between driver element 14 and the described vehicle light body 12.Described support 11 comprise between the upper and lower every and outstanding forward upper support arm 111 and support arm 112 once, described upper support arm 111 has one and goes up installing hole 113, described lower support arm 112 has a following installing hole 114.Described vehicle light body 12 and comprises that one protrudes in lower surface and the inner prominent portion 121 that connects that is provided with connecting hole 122 between described upper and lower support arm 111,112.The top of described vehicle light body 12 is provided with one and connects axle 16, and the described axle 16 that connects up stretches into the described installing hole 113 of going up, and utilizes an assembly 17 to be fixed in described axle 16 apical margins that connect again.Described driver element 14 comprises that a pedestal 141, one are from the up rotating shaft 142 of projection of described pedestal 141, and be arranged on described pedestal 141 inside and scheme structures such as unshowned circuit board, electronic component, described rotating shaft 142 is upward through described installing plate 15, and stretches into the connecting hole 122 of described vehicle light body 12 and be assembled.Control described rotating shaft 142 by the circuit of described driver element 14 inside and rotate, and then drive described vehicle light body 12 rotations, to reach the function of steering headlamp.

Yet, owing to the bottom of vehicle light body 12 only with connect axle 16 and be connected to support and stand on described driver element 14 tops, therefore described rotating shaft 142 is on the one hand as driving the member that vehicle light body 12 rotates, on the one hand also will be as the back shaft of described vehicle light body 12, the turning cylinder and the back shaft that also are vehicle light body 12 are all described rotating shaft 142, thereby its center of rotation is located along the same line with the support axle center, be easy to rock when causing vehicle light body 12 to rotate, stability is not enough, described rotating shaft 142 simultaneously has concurrently to be supported and the effect that drives rotation, damages easily.

Consult Fig. 2, in addition, as United States Patent (USP) notification number US7,223, the steering-type headlight 2 that No. 001 patent case is disclosed, the inner frame that comprises that a holder 21, one are arranged on the holder 21 rotationally and install for the unshowned vehicle light body of a figure 22, one are installed on the holder 21 and drive the driver element 23 that described inner frame 22 rotates, and two between the upper and lower every and inner frame 22 is articulated in pivot 24 on the holder 21.Wherein, described inner frame 22 comprises a drive bar 221 that is positioned at the below and extends backwards, and described driver element 23 comprises a pedestal 231, and one can be driven and the slide 232 of described relatively pedestal 231 move left and right, described slide 232 has the engagement groove 233 that a described drive bar 221 of confession stretches into, described driver element 23 comprises that more one is used to control described slide 232 move left and right and schemes unshowned stepper motor, trace, and other driving element, no longer describe in detail at this.Described slide 232 is driven and during move left and right, is driven also move left and right of described drive bar 221, and then the described inner frame 22 of interlock is that rotate at the pivot center with described two pivots 24, reaches to turn to purpose.Though said structure design improvement US6,543, the single shaft of No. 924 patent cases supports and the disappearance of rotating, but the other problems of deriving, mainly be: slide 232 drives the rotational angle that described drive bar 221 move left and right change inner frame 22, when in case rotational angle is big, also be that slide 232 is when displacement is big to the left or to the right, though described drive bar 221 is move left and right and then, but drive bar 221 and become oblique extension, the length that drive bar 221 stretches into engagement groove 233 shortens, so rotational angle is excessive or when turning to the limit, drive bar 221 and may break away from described engagement groove 233, the danger that causes element to take off to collude, therefore the rotational angle of above-mentioned headlight 2 can not excessively collude to avoid taking off, and then limits its usability.

Summary of the invention

Therefore, purpose of the present invention promptly has good rotational stability providing a kind of, and the steering headlamp of the detecting of rotational angle and defencive function.

So in order to achieve the above object, the technical solution used in the present invention is that steering headlamp of the present invention comprises: a fixed cell that comprises a fixed mount, an automotive lamp unit, one and the driving mechanism of described fixed cell assembling, and an induction installation.Described automotive lamp unit comprises that one is installed in rotation on the lamp body of fixed mount, first fulcrum that extends linkedly and combine with fixed cell from described lamp body, and one from the lamp body extend and with first fulcrum drive axle at interval, described drive axle can be driven and drive described lamp body is that the pivot central shaft rotates with described first fulcrum.Described driving mechanism comprises the position limited gear that a power source, fixedly installs, and one be subjected to described drive power source and the gear unit that moves, described position limited gear has one first confined planes and one second confined planes at interval, described gear unit comprises that one connects described drive axle and is subjected to drive power source and removable steering ribbon moving part between first and second confined planes, and the described drive axle of described steering ribbon moving part interlock rotates relative to described first fulcrum.Described induction installation comprises tested of combining with described automotive lamp unit interlock, and a detecting part of detecting tested rotational angle; Described fixed cell more comprises a base that is positioned at the fixed mount below and installs for described position limited gear, described base comprises a diapire, and one extend upward and define the leg of an installing space jointly with diapire from the diapire periphery, described diapire has a prominent card section, and one be positioned at a side of described prominent card section and the assembly hole that combines with the bottom of described first fulcrum, described position limited gear comprises a spacing body, and one from the extended joint portion of described spacing body, described spacing body has aforementioned first, two confined planes, described spacing body has more a stationary plane towards prominent card section, described stationary plane has a locating slot that engage location with prominent card section, and described joint portion has a described assembly hole of correspondence and supply the stretch through combined hole of combination of described first fulcrum.

Beneficial effect of the present invention is: have advantages such as elements such as good rotational stability, axostylus axostyle are not fragile, and have the detecting and the defencive function of rotational angle.

Description of drawings

Fig. 1 is a kind of three-dimensional exploded view of known steering-type headlight;

Fig. 2 one plants the three-dimensional combination figure of known steering-type headlight in addition;

Fig. 3 is the three-dimensional combination figure of a preferred embodiment of steering headlamp of the present invention;

Fig. 4 is the three-dimensional exploded view of described preferred embodiment;

Fig. 5 is the partial perspective view of the rear side of described preferred embodiment;

Fig. 6 is the three-dimensional exploded view of a driving mechanism of described preferred embodiment;

Fig. 7 is the not complete side view cutaway drawing of described preferred embodiment;

Fig. 8 is the combination vertical view of the subelement of described preferred embodiment, mainly shows the assembled relation of a gear unit and a position limited gear; And

Fig. 9 is the combination vertical view of a similar Fig. 8, and a steering ribbon moving part moves to the another location with respect to Fig. 8 among the figure.

Description of reference numerals: 3-fixed cell; The 31-base; The 310-installing space; The 311-diapire; The 312-leg; The prominent card section of 313-; The 314-assembly hole; The 315-mounting groove; The 32-cover plate; 321-first perforation; 322-first chute; The 33-fixed mount; 331-frame portion; The 332-top-joining part; 333-side company headquarters; 334-second perforation; 335-second chute; 336-the 3rd perforation; The 4-automotive lamp unit; 41-lamp body; 42-first fulcrum; 43-second fulcrum; 44-drives axle; The 5-driving mechanism; The 51-power source; 511-power body; The 512-line shaft; The 6-induction installation; Tested of 61-; The 611-external end edge; 612-is subjected to gaging hole; 62-detects part; The 621-emission part; The 622-acceptance division; The 7-position limited gear; The spacing body of 71-; The 711-field of conjugate action; 712-first confined planes; 713-second confined planes; The 714-outer peripheral face; The 715-stationary plane; 716-turns to the space; The 717-locating slot; The 72-joint portion; The 721-combined hole; The 73-lug; The 8-gear unit; The 81-gear train; 811-first gear; 812-second gear; 813-the 3rd gear; The 82-driven gear; The 821-swing arm; 83-steering ribbon moving part; The 84-pivotal part; 841-props up the axis part; 842-drives the portion that connects; The 85-connecting plate; 851-first meets portion; 852-second meets portion; The L-center line; The L2-extension line; The L3-extension line.

The specific embodiment

About aforementioned and other technology contents, characteristics and effect of the present invention, in the following detailed description that cooperates with reference to a graphic preferred embodiment, can clearly present.

Consult Fig. 3,4,5, the preferred embodiment of steering headlamp of the present invention comprises a fixed cell 3, and is installed in rotation on automotive lamp unit 4, on the described fixed cell 3 and is installed in automotive lamp unit 4 bottoms driving the driving mechanism 5 that automotive lamp unit 4 rotates, and an induction installation 6.

Consult Fig. 3,4,6, described fixed cell 3 comprises a base 31, a cover plate 32 that covers on described base 31, and a fixed mount 33 that is arranged on cover plate 32 tops.Described base 31 comprises that roughly is a pentagonal diapire 311, and one extends upward and defines the leg 312 of an installing space 310 jointly with diapire 311 from diapire 311 peripheries.Described diapire 311 has the assembly holes 314 that 313, one of the prominent card sections of an arcuation that projects upwards are positioned at described prominent card section 313 front sides, and two between left and right every mounting groove 315.Described cover plate 32 covers at described leg 312 tops to seal described installing space 310, cover plate 32 comprises first perforation 321 that runs through the assembly hole 314 of its upper and lower surface and corresponding described diapire 311, and status, an interval is at first chute 322 of described first perforation 321 rear sides and arc Qu Yanshen.Described fixed mount 33 comprises that a frame portion that is combined in cover plate 32 upper surfaces 331, a compartment of terrain are positioned at the top-joining part 332 of described portion 331 tops, and two at each interval the arc song be connected the side company headquarters 333 of described top-joining part 332 and the left and right sides of frame portion 331.Described portion 331 comprises second perforation 334 of a correspondence first perforation 321, and second chute 335 of described first chute 322 of correspondence.332 of described top-joining parts comprise the 3rd perforation 336 of described second perforation 334 of correspondence.

Described automotive lamp unit 4 comprises a lamp body 41 between frame portion 331 and top-joining part 332, one is passed down through first from described lamp body 41, two perforation 321,334 and the bottom stretch into first fulcrum 42 of assembly hole 314 (Fig. 6), one is upwards stretched into the 3rd perforation 336 and is positioned at second fulcrum 43 of same axis with first fulcrum 42 from lamp body 41, and one be positioned at first fulcrum, 42 rears and be passed down through first, two chutes 322,335 drive axle 44, described drive axle 44 can be driven and first, two chutes 322, move between 335 two end opposite, and then drive described lamp body 41 with one by described first, two

fulcrums

42,43 axis rotates for the pivot central shaft, when lamp body 41 rotates, first, two

fulcrums

42,43 also follow in the original place around self central axis rotation.

Consult Fig. 6,7,8, described driving mechanism 5 comprises: a power source 51, is arranged on the position limited gear 7 of described installing space 310, and one driven and the gear unit 8 of action by described power source 51.The power source 51 of present embodiment is a motor, and has a power body 511 that is positioned at cover plate 32 tops, and ultromotivity body 511 is passed down through described cover plate 32 and stretches into the line shaft 512 of installing space 310, and described line shaft 512 can be subjected to 511 controls of power body and rotate around self axis.Described position limited gear 7 is assembled in described base 31 upper surfaces, roughly be the fan type, and comprise that a spacing body 71, is from the outstanding joint portion 72 of spacing body 71 forward, and two lugs 73 that distinctly stretch into towards the mounting groove 315 of base 31 from two oblique sides of spacing body 71, described two lugs 73 all are fixed in mounting groove 315 by a unshowned screw of figure.

Described spacing body 71 comprise one backwards and be provided with several teeth groove the field of conjugate action 711, connect the both sides of the field of conjugate action 711 and one first confined planes 712 radially tiltedly stretched and one second confined planes 713, two compartment of terrains are positioned at described first, second confined planes 712,713 outsides and be connected the outer peripheral face 714 of lug 73, and stationary plane 715 bottom being positioned at.Described two confined planes 712,713 and the described field of conjugate action 711 define one jointly and turn to space 716 and stationary plane 715 has two locating slots 717 that distinctly are positioned at the left and right sides that turns to space 716 and upwards are arranged with, locating slot 717 fastens with the prominent card section 313 of base 31, described position limited gear 7 can not moved relative to described base 31, so 313 designs that project upwards of prominent card section are equivalent to rail effect, and can stablize the position of described position limited gear 7.Described joint portion 72 has the combined hole 721 of the assembly hole 314 of a described base 31 of correspondence.Define a geometry centre line L in the heart by described position limited gear 7, the extension line L2 of described first confined planes 712 and described centre line L angle are θ 1, and the extension line L3 of described second confined planes 713 and described centre line L angle are θ 2, and θ 1＞θ 2.Described gear unit 8 comprises a gear train 81, described gear train 81 comprises second gear 812 of first gear 811 that combines with line shaft 512 interlocks of

power source

51, and 811 engagements of first gear, and the 3rd gear 813 with the 812 coaxial settings of second gear.And described gear unit 8 more comprise one with the driven gear 82 of the 3rd gear 813 engagement, one be arranged at position limited gear 7 turn to space 716 and with the steering ribbon moving part 83 of the described field of conjugate action 711 engagements, a pivotal part 84, and connecting plate 85.Wherein, described driven gear 82 comprises a radially outstanding swing arm 821.Described pivotal part 84 is arranged on steering ribbon moving part 83 and position limited gear 7 tops, and comprises an axis part 841 that connects the joint portion 72 of described position limited gear 7, and a drive that connects described steering ribbon moving part 83 meets portion 842.The steering ribbon moving part 83 of present embodiment is a gear.It is tabular that described connecting plate 85 is elongate thin approximately, be arranged between pivotal part 84 and the driven gear 82, and comprise that one connects described steering ribbon moving part 83 and meets first of portion 842 with described drive and meet portion 851, and a swing arm 821 that connects described driven gear 82 second meet portion 852.Consult Fig. 5,7, described induction installation 6 comprises: tested 61 of extending towards oblique rear from first fulcrum 42 of described automotive lamp unit 4 linkedly, and a detecting part 62 that is used to respond to tested 61 rotational angle.Described tested 61 is fan-shaped and for the horizontal thin plate shape approximately, described tested 61 arc external end edge 611 that comprises a described detecting part 62 of vicinity, and two contiguous external end edges 611 and be positioned at about two opposition sides be subjected to gaging hole 612.Described detecting part 62 is arranged on the frame portion 331 of described fixed mount 33 regularly, and comprises an emission part 621 that is positioned at tested 61 top and sends the detected light line, and an acceptance division 622 that is positioned at tested 61 below.Combine with described first fulcrum, 42 interlocks owing to tested 61, and lamp body 41 is when rotating, described first fulcrum 42 is also around self axis rotation, therefore detect the rotational angle that described tested 61 rotational angle can be represented lamp body 41, when turning to extreme position for tested 61, represent described lamp body 41 also to be positioned at extreme position.

Consult Fig. 4,6,8, when the present invention assembled, first fulcrum 42 of automotive lamp unit 4 passed the combined hole 721 of second perforation, 334, first perforation 321, axis part 841, position limited gear 7 and stretches into the assembly hole 314 of base 31.Described drive axle 44 pass second chute 335, first chute 322, first connect portion 851 with drive connect portion 842 after, its bottom combines with described steering ribbon moving part 83.When power source 51 outputting powers, power is via described first gear 811, second gear 812 and the 3rd gear 813 are delivered to driven gear 82, make the swing arm 821 pivots pendulum of driven gear 82, drive by described connecting plate 85 again, make described steering ribbon moving part 83 on the one hand around self central axis rotation, be center of rotation and moving in the space 716 with the joint portion 72 of described position limited gear 7 on the other hand described turning to, steering ribbon moving part 83 and to drive described drive axle 44 be that rotary middle spindle rotates with described first fulcrum 42 so can drive described lamp body 41 deflections one angle value.Utilize the drive rotating manner of gear collocation connecting elements, the interlock between gear can be stablized the rotational motion and the institute of the transmission accurately palpus angle of automotive lamp unit 4.Need to prove, when steering ribbon moving part 83 moves, the end face of the prominent card section 313 of its bottom surface and described base 31 rubs mutually, but the radial width design of prominent card section 313 is less, so steering ribbon moving part 83 can't all be rubbed whole bottom surface, the area of so can reducing friction reduces moving resistance and avoids component wear.

And the present invention utilizes two kinds of mechanism to limit the steering lock of described lamp body 41, and lamp body 41 is rotated in suitable angular range, below subitem explanation:

(1) consult Fig. 3,8,9, the general required rotational angle of headlight is about outside θ 1, inwardly θ 2, and θ 1＞θ 2.And present embodiment is the left side car light that applies to the driver, and generally when normal place, its center is to be positioned on the described centre line L to described lamp body 41.When steering ribbon moving part 83 driven and move to as Fig. 8 against as described in during first confined planes 712, driving described lamp body 41 rotates and makes its irradiation angle outwards rotate θ 1 and reach the limit of, when steering ribbon moving part 83 move to as Fig. 9 against as described in during second confined planes 713, then drive described lamp body 41 and rotate in the opposite direction and make the irradiation angle inwardly rotate θ 2 and reach the limit of.In the maximum shift position of the left and right sides, reach the purpose of the rotational angle of the described lamp body 41 of control by the described steering ribbon moving part 83 of first and second confined planes 712,713 restrictions.

(2) consult Fig. 4,5, the mechanism of the rotational angle of described induction installation 6 detecting lamp bodies 41, be emission part 621 emission detecting light by described detecting part 62, when tested 61 physical location drops between emission part 621 and the acceptance division 622, acceptance division 622 can not receive any optical signal, turn to up to tested 61 and to make it arbitrary when being subjected to the corresponding emission part 621 of gaging hole 612, detecting light is able to by being subjected to gaging hole 612 to be sent to described acceptance division 622, acceptance division 622 receive optical signal promptly represent tested 61 with lamp body 41 turn to extreme position, this moment, induction installation 6 can be done instant feedback control, pass the signal to driving mechanism 5 via control circuit, stop action with control power source 51, avoid lamp body 41 to be rotated further and rotate excessively.And can will be subjected to gaging hole 612 positions, when starting head lamp, all make flyback action at every turn, promote the precision of head lamp rotational angle as head lamp zero-in reference position.In addition, the induction installation 6 of present embodiment adopts photoinduction detecting mode, also can utilize other kind of mode during enforcement, for example magnetic induction detecting.

Consult Fig. 6, what deserves to be mentioned is, the structural design of described position limited gear 7, it also can be overturn is assembled on the base 3 after 180 ° again, this moment first confined planes 712 and second confined planes 713 left and right sides position opposite, be the inside and outside extreme angles of rotating of variable car light, therefore can be applied on driver's the right side car light.Position limited gear of the present invention 7 can be applied to left car light and right car light simultaneously, does not need at left and right sides car light and individual design, so have cost-effective advantage.

By above explanation as can be known, support described lamp body 41 weight by first fulcrum 42, be used to drive 41 rotations of lamp body, the twin shaft design that this kind separates back shaft and turning cylinder and drive axle 44, improve in the past when car light rotates be easy to rock, stability is not enough, and the axostylus axostyle disappearance that is easy to damage.In addition, the present invention limits the rotational angle of car light to reach the excellent protection measure by number of mechanisms, improve being easy to take off the disappearance of colluding when car light turned to the limit in the past.Therefore, the present invention is by the structure of novel innovation, reaches advantages such as elements such as good rotational stability, axostylus axostyle are not fragile, and has the detecting and the defencive function of rotational angle.

More than explanation is just illustrative for the purpose of the present invention, and nonrestrictive, those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited, can make many modifications, change; or equivalence, but all will fall within the scope of protection of the present invention.

Claims

1. steering headlamp is characterized in that it comprises:

One fixed cell comprises a fixed mount;

One automotive lamp unit, comprise that one is installed in the lamp body of described fixed mount, first fulcrum that extends and combine with described fixed cell from described lamp body rotationally, and one from described lamp body extend and with described first fulcrum drive axle at interval, described drive axle is driven and drives described lamp body is that the pivot central shaft rotates with described first fulcrum;

One driving mechanism, with described fixed cell assembling, and comprise the position limited gear that a power source, fixedly installs, and one be subjected to described drive power source and the gear unit that moves, described position limited gear has one first confined planes and one second confined planes at interval, described gear unit comprises that one connects and describedly to drive axle and be subjected to drive power source and be displaced into steering ribbon moving part between described first and second confined planes, and described drives of described steering ribbon moving part interlock spool rotated relative to described first fulcrum; And

One induction installation comprises tested of combining with described automotive lamp unit interlock, and a detecting part of detecting described tested rotational angle;

Described fixed cell more comprises a base that is positioned at the fixed mount below and installs for described position limited gear, described base comprises a diapire, and one extend upward and define the leg of an installing space jointly with diapire from the diapire periphery, described diapire has a prominent card section, and one be positioned at a side of described prominent card section and the assembly hole that combines with the bottom of described first fulcrum, described position limited gear comprises a spacing body, and one from the extended joint portion of described spacing body, described spacing body has aforementioned first, two confined planes, described spacing body has more a stationary plane towards prominent card section, described stationary plane has a locating slot that engage location with prominent card section, and described joint portion has a described assembly hole of correspondence and supply the stretch through combined hole of combination of described first fulcrum.

2. steering headlamp according to claim 1, it is characterized in that, described position limited gear have more one connect described first and second confined planes and with the field of conjugate action of described steering ribbon moving part engagement, the described field of conjugate action and described first and second confined planes define the space that turns to that the described steering ribbon moving part of a confession is provided with movably jointly.

3. steering headlamp according to claim 1 is characterized in that, the leg of described base more comprise one with described assembly hole mounting groove at interval, and described position limited gear more comprises a lug that is assembled towards mounting groove from described spacing body.

4. steering headlamp according to claim 2, it is characterized in that, described gear unit more comprises a driven gear that is subjected to drive power source, a pivotal part, and connecting plate, described driven gear comprises a radially outstanding swing arm, described pivotal part comprises that one connects the joint portion of described position limited gear and an axis part that stretches through for described first fulcrum, and a drive that connects described steering ribbon moving part and stretch through for the drive axle meets portion, described connecting plate comprise one connect described steering ribbon moving part and the described drive portion of connecing and for described drive spool stretch through first meet portion, and a swing arm that connects described driven gear second meet portion, the swing arm pivot of described driven gear pendulum and the drive by described connecting plate, make described steering ribbon moving part with described joint portion be center of rotation and described turn in the space mobile.

5. steering headlamp according to claim 1, it is characterized in that, tested the gaging hole that is subjected to that comprises two intervals of described induction installation, described detecting part comprises an emission part that is positioned at a described tested side and sends the detected light line, and acceptance division that is positioned at described tested opposite side, when arbitrary described when being subjected to the corresponding described emission part of gaging hole, the detecting light be sent to described acceptance division by the described gaging hole that is subjected to, described acceptance division receive optical signal represent described tested with described lamp body turn to extreme position.

6. steering headlamp according to claim 1, it is characterized in that, described fixed cell more comprises a cover plate that covers at described base apical margin, described cover plate comprises first perforation that the assembly hole of a described diapire of correspondence also stretches through for described first fulcrum, and a compartment of terrain is positioned at first chute that the described first perforation rear side also supplies the drive axle of described automotive lamp unit to stretch through.

7. steering headlamp according to claim 6, it is characterized in that, described fixed mount comprises a frame portion that is positioned at described cover plate top, and compartment of terrain is positioned at the top-joining part of described portion top, described portion comprises second perforation of described first perforation of correspondence, and second chute of described first chute of correspondence, described top-joining part comprises the 3rd perforation of described second perforation of correspondence, and described automotive lamp unit comprises that more one is upwards stretched into described the 3rd perforation and is positioned at second fulcrum on the same axis with described first fulcrum from described lamp body.

8. steering headlamp according to claim 4, it is characterized in that, described power source comprises a line shaft that stretches into the installing space of described base, described gear unit more comprise one driven by described line shaft and rotate and with the gear train of described driven gear engagement with the described driven gear of transmission.