CN103032792A - Light unit for vehicle headlight - Google Patents
Light unit for vehicle headlight Download PDFInfo
- Publication number
- CN103032792A CN103032792A CN2012103712371A CN201210371237A CN103032792A CN 103032792 A CN103032792 A CN 103032792A CN 2012103712371 A CN2012103712371 A CN 2012103712371A CN 201210371237 A CN201210371237 A CN 201210371237A CN 103032792 A CN103032792 A CN 103032792A
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- Prior art keywords
- reflector
- lamp
- lighting unit
- reflector element
- lamp bracket
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/17—Discharge light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/192—Details of lamp holders, terminals or connectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/198—Snap-fit attachments
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention relates to a light unit (1) for a vehicle headlight (1). The light unit (1) has at least a lamp (7) with at least one light source (7''), at least an igniter (7'), and at least a reflector unit which has at least one opening (10) which allows the light source (7'') of the lamp (7) to pass through. At least a lamp holder (9) at least comprising the igniter (7') in mounted state is provided with a first locking unit extending in the direction of the reflector unit and a second locking unit correspondingly arranged on the rear side of the reflector unit. The first locking unit is engaged with the second locking unit while mounting by a rotating movement of the lamp holder (9) around the central longitudinal axis (X) of the reflector unit (5). The invention further relates to a lamp holder (9) and a stop elastic device (8) employed in the light unit (1).
Description
Technical field
The present invention relates to a kind of lighting unit for the vehicle searchlight, wherein, this lighting unit comprises having at least one lamp, this light fixture has at least one light source and at least one starter, and having at least one reflector element, this reflector element has at least one hole to be used for that the light source of lamp is passed through.The invention still further relates to for the lamp bracket and the stop elastic device that are used for this lighting unit in the vehicle searchlight.
Background technology
Become known for lamp, particularly gas-discharge lamp are fixed on a series of solutions in lighting unit or the vehicle searchlight by prior art.Mainly carry out in the following manner this fixing, that is, and push lamp in the reflecting module and with flexible member, for example be that leaf spring fixes the lamp in the module.
AT506319B1 illustrates a kind of such lamp bracket, and this lamp bracket is made by conductive material, and lamp is detachably fixed to the reflector place of vehicle searchlight.For this reason, the optical axis of lamp bracket along lamp inserted, and be locked at or block this lamp with reflector.Produce lamp by lamp bracket and be connected with conduction between the reflector, thereby realize electromagnetic shielding to lamp.
The effect of the electromagnetic compatibility (EMV) of searchlight or lamp is played in shielding.The problem that EMV brings is, gas-discharge lamp also produces electromagnetic interference (EMI) emissions except light when starter electric arc, and this interference emission can affect responsive vehicle electronic system.So attempt lamp is shielded accordingly, to reduce or to suppress this interference fully.
DE102008020001A1 and DE102007022028A1 illustrate the solution that does not have above mentioned flexible member, wherein, rotate the lamp that fixes in the reflector by the optical axis around lamp, thus, the blocking element at reflector and lamp place interacts regularly.
DE102007022028A1 illustrates a kind of lamp fixture, wherein, is provided with lamp bracket and is used for the contact plate that EMV contacts between lamp and reflector.Clamping element in the above-mentioned lamp bracket makes the lamp in the carriage remain on the terminal location that reaches by rotation.Its shortcoming particularly is provided with a plurality of individual components, and these individual components are difficult to assembling, and lose easily, and this is a problem especially for clamping element.
In the solution according to DE102008020001A1, the blocking element at reflector neck place (this reflector neck is the part of reflector) interacts with the counter element plug at lamp socket place.At this, lamp is introduced in the reflector; After in the process that the optical axis of reflector rotates, blocking element is engaged with each other, so that lamp is with respect to reflector location vertically and radially.In the situation of fixture not additional, that separate with reflector and lamp, lamp is fixed on the reflector place.The shortcoming of this solution is to make lamp specially, and can not use the fixture for older lamp.Therefore produce the problem of replaceability.
EP1081428A2 illustrates the solution of near field, and wherein, the light source of (gas) discharge lamp can be fixed in the glow starter by locking latch (Bajonettverschluss), and can easily change thus.Glow starter comprises electronic device essential for the operation of lamp; Installation in the vehicle searchlight is carried out via this glow starter significantly, wherein, and about the not specified (NS) that is connected between glow starter or lamp and the vehicle searchlight.
The common ground of all these solutions is that they are made of many separate parts, perhaps needs the lamp of particular implementation.
Summary of the invention
Therefore, a purpose of the present invention provides a kind of lighting unit for the vehicle searchlight, wherein, and can be simply and fix at low cost various types of lamps.
This purpose is reached according to above-mentioned lighting unit of the present invention, namely, at least one lamp bracket that comprises at least one starter under installment state is provided with the first blocking device that extends along the direction of reflector element, and be provided with the second corresponding blocking device at the back side of reflector element, wherein, the first blocking device can come and the engagement of the second blocking device by the rotation of lamp bracket around longitudinal center's axis of reflector element when mounted.Reflector element refers to reflector or is arranged on the interior reflector of reflector adapter.The second blocking device is arranged on the back side of reflector or the back side in the reflector adapter.At this, the back side is interpreted as that opposite with direction of advance under the installment state of lighting unit face.
The present invention makes lamp be fixed on reflector or reflector adapters by the grafting latching member, and blocking device works by rotating one, and can be by easily taking apart again along counter-rotation.By blocking device being arranged on the lamp bracket place, can use any lamp, these lamps needn't be prepared specially for locking latch, and unique requirement is that lamp can install in the lamp bracket, and this starter by this lamp (though not standardization defines with maximum dimension) is guaranteed.Keep lamp via starter.Simultaneously, guaranteed that for the user this lamp is adjusted to the optimum position after being installed in lamp in the reflector by rotation.Solution according to the present invention implement simple and cost low, and allow lamp to be installed simply or to be changed lamp.
Longitudinal center's axis of reflector element corresponds essentially to main direction of illumination and thus corresponding to the optical axis of so-called lighting unit.This longitudinal center's axis is parallel with travel direction under the installment state of lighting unit in vehicle.Understand for asking clear and being convenient to, hereinafter used term longitudinal center axis, but this term has also comprised respectively optical axis and main direction of illumination.
Because the structure of conventional discharge lamp is made of heavier starter and relatively light light source, its distribution of weight thereby can lay particular emphasis on that side of starter, another advantage of theme of the present invention is that its permission keeps lamp via starter.Thus, light source can be located validly.
Advantageously, the first blocking element is implemented as the locking lug boss, and the second blocking element is implemented as latch openings, otherwise perhaps also can.Even if the modification that the first blocking element partly is implemented as the locking lug boss and partly is implemented as latch openings (and the second blocking element is implemented in corresponding mode) also is fine.In modification of the present invention, at this, the locking lug boss has outstanding stop edge, and is arranged in when rotating in the installation process and the stop opening works clampingly.This means that along with increasing is reversed, the locking lug boss compresses latch openings, and between lamp bracket and reflector element, realize stable connection.
In another modification of the present invention, the first blocking device is the locking lug boss, and the second blocking element is to have respectively the latch openings of introducing zone and locking receptacle, wherein when making light source pass through opening in the reflector element, simultaneously the locking lug boss of lamp bracket is positioned over and introduces in the zone and turn in the clamping receptacle by the rotation around longitudinal center's axis of reflector element, and therefore interact regularly with latch openings.Realize thus locking latch, by being rotated along the rightabout of installing, also can easily this locking latch be taken apart again lamp bracket, introduce the zone thereby the locking lug boss is positioned at again, and lamp can separate with reflector (or reflector adapter) along longitudinal center's axis of reflector element together with lamp bracket.
Advantageously, lamp bracket has four the first blocking elements, and reflector element has the second blocking element of four correspondences.Advantageously, these elements arrange in couples relative to one another.Therefore, can realize stable especially fixing.
In modification of the present invention, lamp bracket is under the installment state dorsad at it that side place of reflector element has groove.This groove is used for economical with materials on the one hand, can conveniently read the information that invests on lamp or the starter on the other hand.
For lamp can be located best, between lamp bracket and lamp, be provided with at least one stop elastic device, the lateral member that this stop elastic device has substrate and gives prominence to along the reflector direction from this substrate.The stop elastic device is pressed into it in the position at reflector element place with lamp, and realizes high location repeatable accuracy when changing lamp.Simultaneously, press this lamp downwards by retaining clip, wherein, term " downwards " refers to the installation site of lighting unit in vehicle at this.The starter of also guaranteeing various sizes (it defines with full-size) by the stop elastic device all can firmly be kept.
Because lamp bracket and reflector element (that is, reflector or reflector adapter) are pegged graft securely, thus the elastic force of the stop elastic device between lamp bracket and the lamp can fully be represented, and realize good fixing.The stop elastic device can be made by any flexible conductive material of for example metallic plate and so on principle.Other material also is fine, and gets final product as long as they are (or have conductive region, for example have the plastics of conductive layer) of conduction, and has intensity enough for the function of stop elastic device.
Lateral member has flexible clamping device in the place, end of substrate dorsad at them.The lateral member of stop elastic device is arranged on the relative both sides of substrate.At this, advantageously be provided with the two or four lateral member.By the clamping device of lateral member, the stop elastic device can be connected with lamp or its starter best, and supports them to locate validly.In the situation that is provided with two lateral member, these two lateral member are arranged on top and following or the left side and the right side of substrate, and position description is the view of reference installment state infrabasal plate applied stop elastic device or lighting unit at this.When being provided with two above and below lateral member that are arranged on substrate, top lateral member for example can be implemented as wider, thereby produces larger power, and therefore presses lamp downwards.In the lateral member at least one is embodied as two parts, to discharge the plug that is used for starter.
In modification of the present invention, in the substrate of stop elastic device, be provided with at least one recess, and be provided with at least one location flexible member in this recess, the axis X of longitudinal center that this location flexible member is implemented as with reflector element works towards the direction of reflector element abreast.Advantageously, in the zone, upper and lower of the recess of substrate, be respectively equipped with a pair of location flexible member.These location flexible members are supported the positioning accuracy of the installation site of lamp in reflector element (that is, reflector or reflector adapter), and prevent the lamp overturning, particularly when plug (for example, as mentioned above at the starter place) is installed afterwards.The location flexible member can have circular protuberance for this reason, and these protuberances prevent that flexible member is in the shell place of lamp warpage.At this, should by the basis that is orientated of the lighting unit under the installment state, understand " upper area " and " lower area ".Except top and below, certainly, the right side and the left side and combination thereof also are fine.
Reason owing to Electro Magnetic Compatibility, perhaps because the problem of the electromagnetic interference of aforementioned gas-discharge lamp, the stop elastic device in the modification of the present invention is arranged to: connect in the conduction that produces under the installment state between starter and the reflector via lateral member or via location flexible member and lateral member.Lateral member directly contacts with reflector with starter, perhaps via the location flexible member at the starter back side be connected lateral member (in the time for example cannot carrying out best contact by lateral member separately) and conduct electricity with reflector and be connected.The EMV problem that solves thus is described in detail in the beginning.
In modification of the present invention, be provided with at least one auxiliary lock locking apparatus at the substrate place, this auxiliary lock locking apparatus is used for contacting with header contact or powering to lamp.Thus, can contact to realize by the cable that is wound with shielding part " ground connection " of lighting unit with the auxiliary lock locking apparatus.
The conducting connecting part between stop elastic device and reflector or substitute this conducting connecting part, according to embodiment, be provided with at least one conducting element between lamp and reflector, the conduction that this conducting element produces between starter and the reflector connects.This conducting element can for example be implemented as " the EMV ring " of annular, and is positioned over when mounted between lamp and the reflector.Conducting element is obviously made by conductive material.
By described feature, lighting unit is all right ground connection for example, this carries out in the following manner: between reflector and starter, form conduction via conducting element and connect, and via the stop elastic device be connected its auxiliary lock locking apparatus, via the shielded cable that is connected with the auxiliary lock locking apparatus realize with vehicle on being connected of ground connection.
Lamp bracket is made by plastics or metal.For example, lamp bracket is embodied as the metal crimp foundry goods.The stop elastic device is advantageously made by conductive material.Preferably, the stop elastic device is made by metallic plate, and lamp bracket is implemented as plastic components.
Above purpose also can by have above feature, reach for the above-mentioned lamp bracket in the vehicle searchlight or above-mentioned stop elastic device.
Description of drawings
Hereinafter, the nonrestrictive embodiment shown in reference to the accompanying drawings further explains the present invention.In this figure, schematically illustrate:
Fig. 1 is for the vehicle searchlight, according to the overall perspective view of seeing from oblique the place ahead of lighting unit of the present invention,
Fig. 2 is for the vehicle searchlight, according to the overall perspective view of seeing from oblique rear of lighting unit of the present invention,
Fig. 3 is the exploded view of the lighting unit with its each parts of Fig. 1 and 2,
Fig. 4 is the front isometric view according to lamp bracket of the present invention,
Fig. 5 is the stereo rearview of the lamp bracket of Fig. 4,
Fig. 6 is the stereo rearview according to stop elastic device of the present invention,
Fig. 7 is the front isometric view of the stop elastic device of Fig. 6,
Fig. 8 is for the stereo rearview of installing according to the reflector adapter of lamp bracket of the present invention,
Fig. 9 is the front isometric view of the reflector adapter of Fig. 8,
Figure 10 is the stereogram of conducting element,
Figure 11 is the stereogram that is equipped with thereon according to the lamp of stop elastic device of the present invention,
Figure 12 is arranged on the stereogram according to the stop elastic device in the lamp bracket of the present invention, and
Figure 13 is the Local map according to the circle that represents with chain-dotted line in the stereogram of the reflector adapter of Fig. 9.
The specific embodiment
Fig. 1 illustrates the overall perspective view for the lighting unit 1 of vehicle searchlight from oblique the place ahead.This unit is sealed by (projection) lens 2 that are arranged in the lens mount 3 in front.Lens mount 3 is installed in the reflector element place, and this reflector element is made of reflector adapter 4 and the reflector 5 that is arranged in this reflector adapter.The axis X of longitudinal center of reflector element is shown with chain-dotted line.Longitudinal center's axis of this reflector 5 or reflector adapter 4 overlaps with the main direction of illumination of lighting unit 1.For ask clear and for better explaination, adopt term " longitudinal center's axis " at this always.
Such modification has been described: keep lamp via reflector adapter 4, and therefore reflector element has reflector adapter 4 and the reflector 5 that remains in the reflector adapter 4 among the embodiment hereinafter.For the sake of completeness, should note also can be used in the modification that reflector element only is made of reflector 5 according to solution of the present invention, but this is for not impact of function of the present invention.
According to the device for keeping lamp 7 of the present invention, that is, lamp bracket 9 is positioned at the back side of reflector adapter 4 together with stop elastic device 8.
As described below, by locking latch lamp 7 is installed to reflector element (that is, reflector 5 or reflector adapter 4) and locates, lamp 7 is introduced with lamp bracket 9 and the stop elastic device 8 axis X of longitudinal center along reflector element; By rotating around the axis X of longitudinal center, the blocking element locking ground at lamp bracket 9 and reflector adapter 4 places meshes together.After all parts of lighting unit 1 according to the present invention is done simple the description, the grafting latching member will be described in more detail.
In Fig. 2, be more clearly visible lamp bracket 9 and stop elastic device 8, in Fig. 2, from oblique rear stereogram be shown.At this, between lamp bracket 9 and stop elastic device 8, can see by the recess 11 in the lamp bracket 9 starter 7 ' of lamp 7, this starter is surrounded by lamp bracket 9., can read recess 11 information at the back side of starter 7 ' because having been arranged, for example, and the some horizontal and vertical parity check code of mounted lamp 7.
Stereo decomposing among Fig. 3 illustrates according to all parts of lighting unit 1 of the present invention (except having saved the reflector adapter 4 for asking clear):
This lamp of lamp 7(is discharge lamp) by starter 7 ' and light source 7 " consist of.When mounted, lamp 7 is conducted through the opening 10 in the reflector 5, and is to substantially circular lamp bearing 40, then fixing.Lamp bearing 40 is the accurate plane of references along the axis X of longitudinal center of lighting unit 1.Lamp 7 must abut to lamp bearing 40 validly with its reference point.At this, lamp bearing 40 also is used as the stop part of lamp 7 or its starter 7 '; Also make lamp 7 fixing against this lamp bearing 40 by lamp bracket 9 when mounted.
The stark suitable lamp 7 in order to ensure placing validly for described lighting unit 1, lamp 7 is take reflector 5(or lamp socket zone) as benchmark.For this reason, at reflector 5(or reflector adapter 4) in the zone of opening 10 in code device 30(is set referring to Fig. 8 and 9), in Fig. 8 and 9, be provided with a plurality of code devices 30.These code devices fracture easily, and remove or do not remove these code devices according to set lamp type.
At this, being provided with conducting element 6(between lamp 7 and reflector 5 is conducting ring (Figure 10) at this), this conducting element is used for forming conduction and connects between lamp 7 and reflector 5.Be provided with the contact element that is outstanding button 60,60 ' form in order to ensure this connection.Conducting ring and the Electro Magnetic Compatibility that is used for guaranteeing lamp 7 to the conduction connection of reflector 5:
So far common, generally include by light source 7 " and the discharge lamp of the common structural group component that consists of of starter 7 ' in often can belong to the problem that Electro Magnetic Compatibility is arranged in the zone of current supply circuit of lamp 7.By launch electromagnetic wave for the necessary high pressure of the operation of lamp 7 or when the starter electric arc, these electromagnetic waves may affect the electronic instrument of vehicle or for example can disturb their due functions in the situation of air bag, sensor as noise.Therefore, be necessary to come the electromagnetism discharging in the zone of lamp 7 is shielded by special screening arrangement.For this reason, mainly be that reflector 5 works, conductive layer is made or be provided with to this reflector by conductive material (for example, metal crimp foundry goods) usually.Conducting element 6 makes lamp 7 be connected with reflector 5; As described below, shielding can be undertaken in a different manner or by additional device.
In order lamp 7 to be fixed in the reflector element (at this, namely in the reflector adapter), to comprise starter 7 ' or lamp 7 and work with fixing lamp bracket 9 and the stop elastic device 8 of reflector element.
Lamp bracket 9(is referring to Figure 4 and 5) preferably be made of plastics, and therefore be implemented as so that lamp bracket 9 comprises the starter 7 ' of lamp 7.Lamp bracket 9 has the first blocking element, and this first blocking element is implemented as locking lug boss 12 in an illustrated embodiment, wherein is provided with relative to one another respectively two locking lug bosses 12.Under the installment state of lamp bracket 9, locking lug boss 12 extends along the direction of reflector 5 or reflector adapter 4.Above-mentioned recess 11 is implemented as that side that is positioned at lamp bracket 9 back-reflection devices 5.
In Fig. 6 and 7, with stereogram stop elastic device 8 is shown.The stop elastic device 8 of preferably being made by metallic plate or another kind of conductive material has substrate 13, and this substrate has from its outstanding lateral member 14,14 '.Be provided with in the present embodiment 14,14 ', two lateral member of two lateral member and be advantageously provided into toward each other, lateral member 14,14 ' for example can be arranged on top and following (as required also can on the left side and the right side) of substrate 13.At this, statement " top " and " following " or " right side " and " left side " is the layout about the device in Fig. 6 and 7.When for example be provided with four lateral member 14,14 ' time, they can be arranged on top, following, the left side and the right side.Before lamp 7 is installed, at first stop elastic device 8 is installed to the starter 7 ' upper (referring to Figure 11) of lamp 7, the lamp bracket 9 of then packing into, and can install.In better modification, stop elastic device 8 at first is installed in the lamp bracket 9 (referring to Figure 12), and then installs on the starter 7 '.In order firmly to keep stop elastic device 8, stop elastic device 8 has elastic bolster guide element 24, and these stop elements come locking by backstop opening or the stop part of lamp bracket 9 interior correspondences after stop elastic device 8 is packed lamp bracket 9 into.Realize thus firmly wherein can pulling down stop elastic device 8 from lamp bracket 9 again by pressing stop element 24.
Realize changing easily thus lamp, this is because pull out easily the combination of lamp bracket 9 and stop elastic device 8 from the starter 7 ' of defective lamp 7, and new lamp 7 pre-installations are arrived in lamp bracket-stop elastic device combination.Then, lamp 7 is installed on the lamp socket again.
In order to be fixed to validly on the starter 7 ', lateral member 14,14 ' its dorsad that end of substrate 13 have flexible clamping device 15,15 ', these clamping devices grasp starter 7 ' from behind.Below lateral member 14 ' in order to admit the starter 7 ' for example for lamp 7() header contact and be divided into two parts, and comprise the room for plug.For plug, be provided with in addition the auxiliary lock locking apparatus 21 for contact.When the plug of the shielded cable under having is connected to header contact, 21 meetings and this plug or its shielding part locking of auxiliary lock locking apparatus.
In modification not shown in figures of the present invention, lateral member 14,14 ' can prolong, so that they contact with the reflector 5 of lighting unit 1 under installment state; Surround clampingly the starter 7 ' of lamp 7 by lateral member 14,14 ', can be with regard to the aspect of EMV, between lamp 7 and reflector 5, form conduction and is connected, the additional or alternative conducting element 6 that this conduction connection can be used as conducting element 6 arranges.Except shown, lateral member 14,14 ' other structure and solution also are possible.
Be provided with groove 16 in substrate 13, location flexible member 17,18,19,20 is arranged in this groove 16.Location flexible member 17,18,19,20 is implemented as wider flexure strip, and these flexure strips are along the direction parallel with the axis X of longitudinal center of reflector element or reflector 5, work towards the direction of reflector element; Thus, location flexible member 17,18,19,20 is pressed lamp 7 along the direction of reflector element under installment state, and guarantees to keep securely lamp 7.Thus, prevent for example upset when placing idle plug (referring to top) of lamp 7.In the embodiment shown, location flexible member 17,18,19,20 is arranged in the top and following zone of groove 16 in couples, and term " top " and " following " are again the orientations with reference to the stop elastic device 8 in Fig. 6 and 7.
Via the location flexible member 17,18,19,20 that contacts with the starter 7 ' of lamp, can realize well in combination, especially with lateral member 14,14 ' conductive contact of reflector 5.
With conducting element 6 in combination, can be via another modification of location flexible member 17,18,19,20 following realizations contact or shielding: conducting element 6 forms reflectors 5 and is connected with conduction between the starter 7 '; Via lateral member 14,14 ', can with the location flexible member 17,18,19,20 realize that in combination starter 7 ' is connected with the conduction of stop elastic device 8; Via the shielding part of auxiliary lock locking apparatus 21 and cable and be connected with the Earth Phase of vehicle thus.
Further explain above-mentioned grafting latching member according to Fig. 1,2,4,5,8 and 9 now.This grafting latching member is implemented as the connector between lamp bracket 9 and the reflector element (reflector 4 or reflector adapter 5).Hereinafter describe and have the modification of reflector adapter 5.In the lighting unit 1 that is ready to use, reflector 4 is positioned at reflector adapter 5, and then lamp 7 is installed in reflector 4 and adapter, but for asking the clear reflector 4 that in Fig. 8 and 9, omitted.
Lamp bracket 9 has the first blocking element (above-mentioned locking lug boss 12), the second corresponding blocking element on the back side of this first blocking element and reflector element, in the case with the back side that is arranged on the reflector 4 in the reflector adapter 5 on the second blocking element interact.
The second blocking element is implemented as latch openings 22, and latch openings arranges according to number and the layout of the locking element 12 of lamp bracket 9.
As shown in Figure 9, latch openings 22 has respectively the zone of introducing 220 and clamping receptacle 221, introducing the lamp 7(that is supported in the lamp bracket 9 referring to Fig. 3 by the opening 10 in the reflector 4 along longitudinal center's axis 9 of reflector) time, locking lug boss 12 is positioned in the introducing zone 220 of latch openings 22 simultaneously.Detail drawing with latch openings 22 of introducing zone 220 and clamping receptacle 221 shown in Figure 13, Figure 13 illustrates the zone of the chain-dotted line circle mark among Fig. 9.When lamp bracket 9 and lamp 7 subsequently when the axis X of longitudinal center of reflector element rotates, locking lug boss 12 moves in the clamping receptacle 221, and therefore one works regularly with latch openings 22.Thus, lamp bracket 9(and stop elastic device 8) along the axis X of longitudinal center of reflector 5, exert pressure to lamp 7 towards the direction of reflector 5, and play the effect of supporting reliably lamp 7.
In order to strengthen fixation, locking lug boss 12 is embodied as has outstanding stop edge 23, as shown in Figure 5, always sees along week, and " thickness " of stop edge 23 can be along with increasing from the radius of rotation.When locking lug boss 12 entered clamping receptacle 221 when the axis X of longitudinal center around reflector element rotates, stop edge 23 interacted with clamping receptacle 221 with more rotation with more clamping, and plays the effect of reliable maintenance grafting latching member.Simultaneously, can be by rotating in opposite direction and easily pull down this grafting latching member.
In the situation in the accompanying drawings, be respectively equipped with the latch openings 22 of four locking lug bosses 12 and four correspondences.
As stating, more or less such device can also be set.The combination that locking lug boss 12 partly is arranged on lamp bracket 9 places, partly be arranged on reflector element place (that is, at reflector adapter 4 or reflector 5 places) also is fine.As mentioned above, the second blocking element also can not be arranged on reflector adapter 4(as shown) and be arranged on reflector 5 places.Must guarantee that in selected locking modification lamp 7 compresses reflector 5 or lamp bearing 40(referring to Fig. 3 with uniform pressure), and do not cause inclination or the interference of illumination owing to patch.
Reference numeral
1 lighting unit
The 2(projection) lens
3 lens mounts
4 reflector adapters
5 reflectors
6 conducting elements
7 lamps
7 ' starter
7 " light source
8 stop elastic devices
9 lamp brackets
10 openings
11 recess
12 locking lug bosses
13 substrates
14,14 ' lateral member
15,15 ' (elasticity) clamping device
16 grooves
17,18,19,20 location flexible members
21 auxiliary lock locking apparatus
22 latch openings
220 introduce the zone
221 clamping receptacles
23 stop edges
24 stop elements
30 code devices
40(is circular) the lamp bearing
60,60 ' (outstanding) button
The X(reflector element) longitudinal center's axis
Claims (21)
1. lighting unit (1) that is used for vehicle searchlight (1), wherein, described lighting unit (1) has
-at least one lamp (7), described light fixture have at least one light source (7 ") and at least one starter (7 ') and
-at least one reflector element, described reflector element have at least one opening (10) that passes through be used to the described light source that makes described lamp (7) (7 "),
It is characterized in that,
At least at least one lamp bracket (9) that comprises described starter (7 ') under installment state is provided with the first blocking device that extends along the direction of described reflector element, and be provided with the second corresponding blocking device at the back side of described reflector element (5), wherein, described the first blocking device can come and described the second blocking device engagement by the rotation of described lamp bracket (9) around longitudinal center's axis (X) of described reflector element (5) when mounted.
2. lighting unit as claimed in claim 1 (1) is characterized in that, described reflector element is reflector (5) or is arranged on the interior reflector (5) of reflector adapter (4).
3. lighting unit as claimed in claim 2 (1) is characterized in that, described the second blocking device is arranged on the back side of described reflector (5) or the back side of described reflector adapter (4).
4. such as each described lighting unit (1) in the aforementioned claim, it is characterized in that, described the first blocking device is implemented as locking lug boss (12), and described the second blocking device is implemented as latch openings (22), perhaps described the first blocking device is implemented as latch openings, and described the second blocking device is implemented as the locking lug boss.
5. lighting unit as claimed in claim 4 (1), it is characterized in that, described locking lug boss (12) has outstanding stop edge (23), and described stop edge is arranged in when rotating in the installation process and described latch openings (22) works clampingly.
6. such as each described lighting unit (1) in the aforementioned claim, it is characterized in that, described the first blocking device is locking lug boss (12), and described the second blocking device is to have respectively the latch openings (22) of introducing zone (220) and clamping receptacle (221), wherein, at described light source (7 ") during by the described opening (10) in the described reflector element; described locking lug boss is positioned in the described introducing regional (220), and turn in the described clamping receptacle (221) and with described latch openings (22) by the rotation around the described longitudinal center axis (X) of described reflector element and to interact regularly.
7. such as each described lighting unit (1) in the aforementioned claim, it is characterized in that described lamp bracket (9) has four the first blocking elements, and described reflector element has the second blocking element of four correspondences.
As aforementioned claim in each described lighting unit (1), it is characterized in that, described lamp bracket (9) its under installment state dorsad that side of described reflector element have recess (11).
9. such as each described lighting unit (1) in the aforementioned claim, it is characterized in that, between lamp bracket (9) and lamp (7), be provided with at least one stop elastic device (8), described stop elastic device has substrate (13) and is provided with from the outstanding lateral member (14,14 ') of described substrate along the direction of described reflector element.
10. lighting unit as claimed in claim 9 (1) is characterized in that, described lateral member (14,14 ') has flexible clamping device (15,15 ') in the place, end of described substrate (13) dorsad at it.
11. such as claim 9 or 10 described lighting units (1), it is characterized in that the described lateral member (14,14 ') of described stop elastic device (8) is arranged on the relative both sides of described substrate (13).
12. such as each described lighting unit (1) in the claim 9 to 11, it is characterized in that at least one lateral member in the described lateral member (14,14 ') is divided into two parts, to discharge the plug that is used for described starter (7 ').
13. such as each described lighting unit (1) in the claim 9 to 12, it is characterized in that, in the described substrate (13) of described stop elastic device (8), be provided with at least one groove (16), and in described groove (16), be provided with at least one location flexible member (17,18,19,20), described location flexible member is implemented as with described longitudinal center axis (X) of described reflector element and works along the direction of described reflector element abreast.
14. lighting unit as claimed in claim 13 (1) is characterized in that, is respectively equipped with a pair of location flexible member (17,18,19,20) in the upper area of the described groove (16) of described substrate (13) and lower area.
15. such as each described lighting unit (1) in the claim 9 to 14, it is characterized in that, described stop elastic device (8) is arranged to via described lateral member (14,14 ') or via described location flexible member (17,18,19,20) and the conduction that under installment state, produces between starter (7 ") and the reflector (5) of described lateral member (14,14 ') connect.
16. such as each described lighting unit (1) in the claim 9 to 15, it is characterized in that, locate to be provided with at least one auxiliary lock locking apparatus (21) at described substrate (13), described auxiliary lock locking apparatus is used for contacting with header contact or being used for described lamp (7) is powered.
17. as each described lighting unit (1) in the aforementioned claim, it is characterized in that, be provided with at least one conducting element (6) between lamp (7) and reflector (5), described conducting element produces described lamp (7) and is connected with conduction between the described reflector (5).
18. as each described lighting unit (1) in the aforementioned claim, it is characterized in that described lamp bracket (9) is by plastics or be made of metal.
19. such as each described lighting unit (1) in the aforementioned claim, it is characterized in that described stop elastic device (8) is made by conductive material.
20. lamp bracket (9) to 19 described, as to be applied to the vehicle searchlight lighting unit (1) according to claim 1.
21. stop elastic device (8) to 19 described, as to be applied to the vehicle searchlight lighting unit (1) according to claim 1.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA1423/2011A AT511435B1 (en) | 2011-09-30 | 2011-09-30 | LIGHT UNIT FOR A VEHICLE HEADLAMP |
ATA1423/2011 | 2011-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103032792A true CN103032792A (en) | 2013-04-10 |
CN103032792B CN103032792B (en) | 2016-12-28 |
Family
ID=47502704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210371237.1A Expired - Fee Related CN103032792B (en) | 2011-09-30 | 2012-09-27 | Lighting unit for vehicle projectors |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN103032792B (en) |
AT (1) | AT511435B1 (en) |
DE (1) | DE102012213776B4 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105492823A (en) * | 2013-08-13 | 2016-04-13 | 黑拉许克联合股份有限公司 | Projection module for a vehicle headlamp |
CN108243619A (en) * | 2015-11-09 | 2018-07-03 | 三菱电机株式会社 | Projection optical apparatus and front lamp device |
CN108613131A (en) * | 2016-12-22 | 2018-10-02 | 市光法雷奥(佛山)汽车照明***有限公司 | Frame mounting, lighting device and motor vehicles |
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CN1873300A (en) * | 2006-05-23 | 2006-12-06 | 黎昌兴 | Search light core of LED car light in type of matrix cluster |
DE202009006677U1 (en) * | 2009-05-08 | 2009-08-06 | Osram Gesellschaft mit beschränkter Haftung | Headlight for motor vehicles |
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DE19753605B4 (en) | 1997-12-03 | 2008-07-24 | Automotive Lighting Reutlingen Gmbh | Headlights for vehicles |
DE19815984A1 (en) | 1998-04-09 | 1999-10-14 | Bosch Gmbh Robert | Headlamp for motor vehicle maintaining exact positioning of lamp on reflector even during vehicle motion vibrations |
DE19941538A1 (en) | 1999-09-01 | 2001-03-15 | Hella Kg Hueck & Co | Device for receiving a gas discharge lamp of a vehicle headlight |
US20070274090A1 (en) * | 2004-01-07 | 2007-11-29 | Koninklijke Philips Electronic, N.V. | Vehicle Headlight and Lamp |
DE102007022028B4 (en) | 2007-05-11 | 2016-10-20 | Automotive Lighting Reutlingen Gmbh | Lighting device for a vehicle, in particular motor vehicle headlights |
DE102008020001A1 (en) | 2008-04-21 | 2009-10-22 | Automotive Lighting Reutlingen Gmbh | Lighting device for a vehicle |
AT506319B1 (en) | 2008-08-07 | 2009-08-15 | Zizala Lichtsysteme Gmbh | lamp bracket |
DE102010011082A1 (en) * | 2010-03-12 | 2011-09-15 | Automotive Lighting Reutlingen Gmbh | Motor vehicle headlight has reflector, reflector neck, which is designed to incorporate gas discharge lamp, and clamping unit |
-
2011
- 2011-09-30 AT ATA1423/2011A patent/AT511435B1/en not_active IP Right Cessation
-
2012
- 2012-08-03 DE DE102012213776.9A patent/DE102012213776B4/en active Active
- 2012-09-27 CN CN201210371237.1A patent/CN103032792B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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DE10219177A1 (en) * | 2002-04-30 | 2003-11-13 | Automotive Lighting Reutlingen | Motor vehicle headlamp, has device for shielding against electromagnetic radiation during lamp operation with arrangement for shielding base plate, connected shielding cap for ignition device |
CN1873300A (en) * | 2006-05-23 | 2006-12-06 | 黎昌兴 | Search light core of LED car light in type of matrix cluster |
DE202009006677U1 (en) * | 2009-05-08 | 2009-08-06 | Osram Gesellschaft mit beschränkter Haftung | Headlight for motor vehicles |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105492823A (en) * | 2013-08-13 | 2016-04-13 | 黑拉许克联合股份有限公司 | Projection module for a vehicle headlamp |
CN108243619A (en) * | 2015-11-09 | 2018-07-03 | 三菱电机株式会社 | Projection optical apparatus and front lamp device |
CN108243619B (en) * | 2015-11-09 | 2020-06-23 | 三菱电机株式会社 | Projection optical apparatus and headlamp device |
CN108613131A (en) * | 2016-12-22 | 2018-10-02 | 市光法雷奥(佛山)汽车照明***有限公司 | Frame mounting, lighting device and motor vehicles |
CN108613131B (en) * | 2016-12-22 | 2024-01-02 | 市光法雷奥(佛山)汽车照明***有限公司 | Frame device, lighting device and motor vehicle |
Also Published As
Publication number | Publication date |
---|---|
AT511435B1 (en) | 2012-12-15 |
AT511435A4 (en) | 2012-12-15 |
CN103032792B (en) | 2016-12-28 |
DE102012213776A1 (en) | 2013-04-04 |
DE102012213776B4 (en) | 2018-11-29 |
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Address after: Austria wieselburg Applicant after: ZKW Group Co., Ltd. Address before: Austria wieselburg Applicant before: Zizala Lichtsysteme GmbH |
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