CN102588856B - Car lamp manufacturing method and car lamp manufactured by same - Google Patents
Car lamp manufacturing method and car lamp manufactured by same Download PDFInfo
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- CN102588856B CN102588856B CN2012100256822A CN201210025682A CN102588856B CN 102588856 B CN102588856 B CN 102588856B CN 2012100256822 A CN2012100256822 A CN 2012100256822A CN 201210025682 A CN201210025682 A CN 201210025682A CN 102588856 B CN102588856 B CN 102588856B
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Abstract
The invention discloses a car lamp manufacturing method, which includes the following steps of 1) producing a multi-angle light source module; 2) producing a constant-current driving circuit board; and 3) producing a lamp holder. The invention further discloses a car lamp manufactured by the car lamp manufacturing method. The car lamp manufacturing method is simple in process, low in cost, easy to realize and capable of quickly manufacturing car lamps with large lighting angle and fine lighting effect. In the car lamp, disc-shaped light sources and elongated light sources of the multi-angle light source module are distributed scientifically to form a novel light distribution scheme, light distribution is convenient and flexible, lighting angle is large, light distribution by conventional lighting panels or lenses can be avoided, and error appearing in secondary lens optical simulation and affection on light effect from actual construction mounting can be reduced well. In addition, the projections with light reflecting function and heat radiation boosting function are arranged, thereby light distribution effect can be improved well, heat radiation effect can be improved, and the service life of the car lamp can be prolonged effectively.
Description
Technical field
The present invention relates to the light fixture manufacturing technology, particularly a kind of car light manufacture method and implement the light fixture that the method makes.
Background technology
In steering vehicle under the condition of driver in dark, car light for the driver, see clearly on road and the object in roadside most important.Car headlamp generally adopts incandescent lamp, Halogen lamp LED or discharge lamp as illuminator at present, and all there are some problems in these illuminators.Halogen lamp LED such as H4 bulb, its luminous volume is large, and the life-span is short, and the efficiency of light energy utilization is low, and lambert's body that illuminator neither be strict distributes, and to design, brings certain error, and the design accuracy of headlamp is difficult to guarantee.Although discharge lamp light efficiency, light intensity, life-span are very high, because power is high, and be unfavorable for the saving of the energy, especially for battery truck, the power of its car light is generally at 100w, and evening, driving was turned on light, and had shortened widely the mileage of driving.Although and the power of incandescent lamp is lower, its light intensity, light efficiency and life-span are well below Halogen lamp LED and discharge lamp.LED is as new type light source, has luminous efficiency high, long service life, the reliability high, be widely used at present in the vehicle intraoral illuminations such as combination instrument illumination, reading lamp and the vehicle exterior lightings such as brake lamp, indicator, along with the continuous maturation of LED technology and the reduction of cost, with LED, as car headlamp, become possibility, so LED be also referred to as the 4th generation vehicle lamp light source.In vehicle designs in recent years, the use of LED car light is more and more, when increasing modern sense for vehicles outward appearance, also by more people, is familiar with, and leads trend and the direction of current vehicles light fixture development.
Although existing LED car light can meet automobile illumination function in the process of moving, but its complex structure, manufacturing cost is high, and the brightness of light and the uniformity undesirable, there is shade, the security of impact driving, its production process is various in addition, production efficiency is low, nor facilitates installation, maintenance.
Summary of the invention
For above-mentioned deficiency, one of the object of the invention is, provide a kind of cost low, be easy to realize, car light manufacture method that production efficiency is high.
The present invention also aims to, a kind of compact conformation is provided, irradiating angle is large and illumination effect good, the light fixture of long service life.
For achieving the above object, the technical scheme that provides is in the present invention:
A kind of car light manufacture method, it comprises the steps:
(1) prepare a multi-angle light source module;
(2) prepare a constant-current driving circuit board that can drive the work of described multi-angle light source module, the front end of this constant-current driving circuit board is provided with leading-out wire, and tail end is provided with tie-in line;
(3) prepare a lamp holder, this lamp holder comprises that an installation portion and is connected to the intercalation part of the afterbody of this installation portion, the front portion of described installation portion is used for installing described multi-angle light source module, middle part be provided with one with the suitable position, chamber of the appearance profile of described constant-current driving circuit board, described intercalation part is used for being connected with supply socket;
(4) described multi-angle light source module is fixed on installation portion, and this multi-angle light source module and intercalation part are vertical setting, described constant-current driving circuit board is arranged in position, described chamber, and the leading-out wire of this constant-current driving circuit board is connected with described multi-angle light source module, tie-in line is connected with described intercalation part, makes car light.
Described step (1) specifically comprises the following steps:
(1.1) three strip LED lamps of preparation and a discoid LED lamp;
(1.2) preparation high-purity red copper plate, according to the appearance profile of strip LED lamp and discoid LED lamp, this high-purity red copper plate is processed, to make the strip support suitable with strip LED lamp, reached the disc holder suitable with discoid LED lamp; Described strip LED lamp is arranged on described strip support and forms the strip light source, described discoid LED lamp is arranged on described disc holder and forms discoid light source;
(1.3) prepare an aluminium post that adopts the high strength aluminum to make, this aluminium post is processed, make the middle part formation one of this aluminium post and the through hole of its concentric, the front end of this through hole be provided with one with the suitable recess of described discoid light source, on the face of cylinder of this aluminium post, be arranged with three with the suitable groove position of described strip light source, and this groove position is connected with described through hole;
(1.4) corresponding groove position and position between its groove position of adjoining mutually are provided with a plurality of along its axially-aligned on the face of cylinder of described aluminium post, the projection that is the teeth shape, this projection be used for reflecting strip LED lamp and or the light of discoid LED lamp and accelerate the radiating effect of aluminium post;
(1.5) hard anodize is carried out in the surface of aluminium post, to form the horniness anode oxide film of a layer thickness as 80～120 μ m;
(1.6) described discoid light source is arranged on to recess, one by one described strip light source is arranged on the groove position corresponding with it, make multi-angle light source module.
Constant-current driving circuit board in described step (2) comprises that external power input, EMI filter unit, rectification filtering unit, voltage transformation module, output unit, switch element, constant voltage determine current control unit and PFC control module; Described external power input is connected with tie-in line, and described output unit is connected with leading-out wire; The input of described EMI filter unit is connected with the external power input, the noise of this EMI filter unit for suppressing electric network noise and self producing, eliminate electrical network to the impact on electrical network of the impact of LED driving power and LED driving power, improve antijamming capability and the reliability of LED driving power; The output of described EMI filter unit is connected with the input of rectification filtering unit, exports after after the signal rectification that rectification filtering unit transmits the EMI filter unit, converting direct current filtering to; Described voltage transformation module is connected with rectification filtering unit, switch element and output unit, this voltage transformation module receives the signal of rectification filtering unit output, under the control of switch element, carry out voltage transitions, and the Voltage-output after changing is to output unit, by output unit, export multi-angle light source module to again, to drive its work; Described voltage transformation module also is connected with the PFC control module, for the PFC control module provides working power; Described switch element is connected with PFC control module and voltage transformation module, and this switch element is controlled and turn-on and turn-off periodically by the control signal of PFC control module output, and thereby control the voltage transitions of voltage transformation module; Described switch element is triode or FET; Described constant voltage is determined current control unit and is connected with the PFC control module with output unit, this constant voltage determines voltage signal and the current signal of current control unit collection output unit and produces one to feed back signal to the PFC control module, by the PFC control module, output is carried out to accurate adjustment; Described constant voltage is determined current control unit and is comprised a constant voltage unit and a constant current unit, described constant voltage unit gather output unit voltage signal and with a reference voltage after produce a feedback signal, described constant current unit gather output unit current signal and with a reference current after produce a feedback signal; Described PFC control module is connected with the constant voltage constant current unit with switch element, and this plays PFC control module control action; The output of this PFC control module produces a control signal and controls periodically turn-on and turn-off of described switch element, and can determine according to constant voltage the feedback signal adjustment control signal of current control unit, to adjust the cycle of switch element turn-on and turn-off, thereby adjust the output of voltage transformation module, realize the accurate adjustment to multi-angle light source module operating current.
The installation portion of described lamp holder and intercalation part are by the plastics integrated injection molding, and described intercalation part is connected to the afterbody of installation portion, and the angle of this installation portion and intercalation part is 90 jiaos; The outside, the middle part of described installation portion is provided with a ring-type fixed head, the outer rim of this fixed head is arranged with three card convexs, on the leading flank of this fixed head, is provided with at least one and is connected with described installation portion, can strengthen the raised line of its structural strength; The tail end face of described installation portion is provided with a strip boss, and the bilateral symmetry of this boss is provided with reinforcement, and the middle part of this boss is provided with a stiffener that is connected with described intercalation part; Two side positions of corresponding described stiffener respectively are provided with a binding post on the end face of the top of described intercalation part, and on described boss, are provided with the line hole of stretching into for tie-in line.
Described step (5) specifically comprises the following steps:
(5.1) described constant-current driving circuit board is arranged in position, described chamber, and makes the tie-in line of this constant-current driving circuit board run through described line hole, and be connected with described binding post;
(5.2) described multi-angle light source module is fixed on the front end face of installation portion, and this multi-angle light source module is connected with the leading-out wire of described constant-current driving circuit board, make car light.
a kind ofly implement the light fixture that above-mentioned car light manufacture method makes, it comprises a lamp holder, one multi-angle light source module and one can drive the constant-current driving circuit board of this multi-angle light source module work, the front end of this constant-current driving circuit board is provided with leading-out wire, tail end is provided with tie-in line, described lamp holder comprises that an installation portion and is connected to the intercalation part of the afterbody of this installation portion, the middle part of described installation portion be provided with one with the suitable position, chamber of the appearance profile of described constant-current driving circuit board, described multi-angle light source module is fixed on the front end face of installation portion, and this multi-angle light source module and intercalation part are vertical setting, described constant-current driving circuit board is arranged in position, described chamber, and the leading-out wire of this constant-current driving circuit board is connected with described multi-angle light source module, tie-in line is connected with described intercalation part.
Described multi-angle light source module comprises aluminium post, a discoid light source and three the strip light sources that adopt the high strength aluminum to make, the middle part of described aluminium post be provided with one with the through hole of its concentric, the front end of this through hole be provided with one with the suitable recess of described discoid light source, on the face of cylinder of this aluminium post, be arranged with three with the suitable groove position of described strip light source, and this groove position is connected with described through hole; Described discoid light source is arranged on recess, and described strip light source is arranged on the groove position corresponding with it; Corresponding groove position and position between its groove position of adjoining mutually are provided with a plurality of along its axially-aligned on the face of cylinder of described aluminium post, be the projection of teeth shape; The surface of described aluminium post is provided with the horniness anode oxide film that a layer thickness is 80～120 μ m; The power summation of described discoid light source and strip light source is 5.5～6.5W.
Described discoid light source comprises that a disc holder and that adopts high-purity red copper plate to make is arranged on the discoid LED lamp on this disc holder; Described strip light source comprises that a strip support and that adopts high-purity red copper plate to make is arranged on the strip LED lamp on this disc holder.
Described constant-current driving circuit board comprises that external power input, EMI filter unit, rectification filtering unit, voltage transformation module, output unit, switch element, constant voltage determine current control unit and PFC control module; Described external power input is connected with tie-in line, and described output unit is connected with leading-out wire.
The installation portion of described lamp holder and intercalation part are by the plastics integrated injection molding, and described intercalation part is connected to the afterbody of installation portion, and the angle of this installation portion and intercalation part is 90 jiaos; The outside, the middle part of described installation portion is provided with a ring-type fixed head, the outer rim of this fixed head is arranged with three card convexs, on the leading flank of this fixed head, is provided with at least one and is connected with described installation portion, can strengthen the raised line of its structural strength; The tail end face of described installation portion is provided with a strip boss, and the bilateral symmetry of this boss is provided with reinforcement, and the middle part of this boss is provided with a stiffener that is connected with described intercalation part; Two side positions of corresponding described stiffener respectively are provided with a binding post on the end face of the top of described intercalation part, and on described boss, are provided with the line hole of stretching into for tie-in line.
beneficial effect of the present invention is: method technique provided by the invention is succinct, and cost is low, is easy to realize, can prepare fast the car light that irradiating angle is large, lighting effect is good, light fixture provided by the invention, structural design is ingenious, discoid light source and strip light source in science distribution multi-angle light source module, form new light distribution scheme, luminous intensity distribution is convenient, flexibly, irradiating angle is large, avoid adopting the mode of traditional luminous plaque or lens to carry out luminous intensity distribution, can reduce preferably the error that occurs because of the secondary lens optical analog and Practical Project the impact on light efficiency is installed, and be provided with the projection that has reflection ray and accelerate radiating effect, can improve preferably light distribution effect, effectively increased the light efficiency utilization rate, has light path high, the characteristics that light is evenly distributed, greatly strengthen the illumination in effective range of exposures, can also strengthen radiating effect, effectively increase the service life, in addition, constant-current driving circuit board can effectively be adjusted the output of voltage transformation module, reach the purpose of further accurate adjustment LED operating current and raising power factor.
The accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the blast structural representation of Fig. 1;
Fig. 3 is the forward sight structural representation of Fig. 1;
Fig. 4 is the backsight structural representation of Fig. 1.
The specific embodiment
Embodiment: referring to Fig. 1 to Fig. 4, the embodiment of the present invention provides a kind of car light manufacture method, and it comprises the steps:
(1) prepare a multi-angle light source module 2;
(2) prepare one and can drive the constant-current driving circuit board 3 that described multi-angle light source module 2 is worked, the front end of this constant-current driving circuit board 3 is provided with leading-out wire 31, and tail end is provided with tie-in line 32;
(3) prepare a lamp holder 1, this lamp holder 1 comprises that an installation portion 11 and is connected to the intercalation part 12 of the afterbody of this installation portion 11, the front portion of described installation portion 11 is used for installing described multi-angle light source module 2, middle part be provided with one with the suitable position, chamber of the appearance profile of described constant-current driving circuit board 3, described intercalation part 12 is used for being connected with supply socket;
(4) described multi-angle light source module 2 is fixed on installation portion 11, and this multi-angle light source module 2 is vertical setting with intercalation part 12, described constant-current driving circuit board 3 is arranged in position, described chamber, and the leading-out wire 31 of this constant-current driving circuit board 3 is connected with described multi-angle light source module 2, tie-in line 32 is connected with described intercalation part 12, makes car light.
Described step (1) specifically comprises the following steps:
(1.1) three discoid LED lamps 222 of strip LED lamp 232 and of preparation;
(1.2) preparation high-purity red copper plate, according to the appearance profile of strip LED lamp 232 and discoid LED lamp 222, this high-purity red copper plate is processed, to make the strip support suitable with strip LED lamp 232 231, reached the disc holder 221 suitable with discoid LED lamp 222; Described strip LED lamp 232 is arranged on described strip support 231 and forms strip light source 23, described discoid LED lamp 222 is arranged on described disc holder 221 and forms discoid light source 22;
(1.3) prepare an aluminium post 21 that adopts the high strength aluminum to make, this aluminium post 21 is processed, make the middle part formation one of this aluminium post 21 and the through hole 24 of its concentric, the front end of this through hole 24 be provided with one with the suitable recess of described discoid light source 22, on the face of cylinder of this aluminium post 21, be arranged with three with the suitable groove position 25 of described strip light source 23, and this groove position 25 is connected with described through hole 24;
(1.4) corresponding groove position 25 and position between its groove position 25 of adjoining mutually are provided with a plurality of along its axially-aligned on the face of cylinder of described aluminium post 21, the projection 26 that is the teeth shape, this projection 26 be used for reflecting strip LED lamp 232 and or the light of discoid LED lamp 222 and accelerate the radiating effect of aluminium post 21;
(1.5) hard anodize is carried out in the surface of aluminium post 21, to form the horniness anode oxide film of a layer thickness as 80～120 μ m;
(1.6) described discoid light source 22 is arranged on to recess, one by one described strip light source 23 is arranged on the groove position 25 corresponding with it, make multi-angle light source module 2.
Constant-current driving circuit board 3 in described step (2) comprises that external power input, EMI filter unit, rectification filtering unit, voltage transformation module, output unit, switch element, constant voltage determine current control unit and PFC control module;
Described external power input is connected with tie-in line 32, and described output unit is connected with leading-out wire 31;
The input of described EMI filter unit is connected with the external power input, the noise of this EMI filter unit for suppressing electric network noise and self producing, eliminate electrical network to the impact on electrical network of the impact of LED driving power and LED driving power, improve antijamming capability and the reliability of LED driving power;
The output of described EMI filter unit is connected with the input of rectification filtering unit, exports after after the signal rectification that rectification filtering unit transmits the EMI filter unit, converting direct current filtering to;
Described voltage transformation module is connected with rectification filtering unit, switch element and output unit, this voltage transformation module receives the signal of rectification filtering unit output, under the control of switch element, carry out voltage transitions, and the Voltage-output after changing is to output unit, by output unit, export multi-angle light source module 2 to again, to drive its work;
Described voltage transformation module also is connected with the PFC control module, for the PFC control module provides working power; Described switch element is connected with PFC control module and voltage transformation module, and this switch element is controlled and turn-on and turn-off periodically by the control signal of PFC control module output, and thereby control the voltage transitions of voltage transformation module;
Described switch element is triode or FET; Described constant voltage is determined current control unit and is connected with the PFC control module with output unit, this constant voltage determines voltage signal and the current signal of current control unit collection output unit and produces one to feed back signal to the PFC control module, by the PFC control module, output is carried out to accurate adjustment;
Described constant voltage is determined current control unit and is comprised a constant voltage unit and a constant current unit, described constant voltage unit gather output unit voltage signal and with a reference voltage after produce a feedback signal, described constant current unit gather output unit current signal and with a reference current after produce a feedback signal;
Described PFC control module is connected with the constant voltage constant current unit with switch element, and this plays PFC control module control action; The output of this PFC control module produces a control signal and controls periodically turn-on and turn-off of described switch element, and can determine according to constant voltage the feedback signal adjustment control signal of current control unit, to adjust the cycle of switch element turn-on and turn-off, thereby adjust the output of voltage transformation module, realize the accurate adjustment to multi-angle light source module 2 operating currents.
The installation portion 11 of described lamp holder 1 is with intercalation part 12 by the plastics integrated injection molding, and described intercalation part 12 is connected to the afterbody of installation portion 11, and this installation portion 11 is 90 jiaos with the angle of intercalation part 12; The outside, the middle part of described installation portion 11 is provided with a ring-type fixed head 13, the outer rim of this fixed head 13 is arranged with three card convexs 14, on the leading flank of this fixed head 13, is provided with at least one and is connected with described installation portion 11, can strengthen the raised line 15 of its structural strength; The tail end face of described installation portion 11 is provided with a strip boss 16, and the bilateral symmetry of this boss 16 is provided with reinforcement 17, and the middle part of this boss 16 is provided with a stiffener 18 that is connected with described intercalation part 12; Two side positions of corresponding described stiffener 18 respectively are provided with a binding post 19 on the end face of the top of described intercalation part 12, and on described boss 16, are provided with the line hole of stretching into for tie-in line 32.
Described step (5) specifically comprises the following steps:
(5.1) described constant-current driving circuit board 3 is arranged in position, described chamber, and makes the tie-in line 32 of this constant-current driving circuit board 3 run through described line hole, and be connected with described binding post 19;
(5.2) described multi-angle light source module 2 is fixed on the front end face of installation portion 11, and this multi-angle light source module 2 is connected with the leading-out wire 31 of described constant-current driving circuit board 3, make car light.
a kind ofly implement the light fixture that above-mentioned car light manufacture method makes, it comprises a lamp holder 1, one multi-angle light source module 2 and one can drive the constant-current driving circuit board 3 of these multi-angle light source module 2 work, the front end of this constant-current driving circuit board 3 is provided with leading-out wire 31, tail end is provided with tie-in line 32, described lamp holder 1 comprises that an installation portion 11 and is connected to the intercalation part 12 of the afterbody of this installation portion 11, the middle part of described installation portion 11 be provided with one with the suitable position, chamber of the appearance profile of described constant-current driving circuit board 3, described multi-angle light source module 2 is fixed on the front end face of installation portion 11, and this multi-angle light source module 2 is vertical setting with intercalation part 12, described constant-current driving circuit board 3 is arranged in position, described chamber, and the leading-out wire 31 of this constant-current driving circuit board 3 is connected with described multi-angle light source module 2, tie-in line 32 is connected with described intercalation part 12.
Described multi-angle light source module 2 comprises the discoid light source 22 of aluminium post 21, one and three the strip light sources 23 that adopt the high strength aluminum to make, the middle part of described aluminium post 21 be provided with one with the through hole 24 of its concentric, the front end of this through hole 24 be provided with one with the suitable recess of described discoid light source 22, on the face of cylinder of this aluminium post 21, be arranged with three with the suitable groove position 25 of described strip light source 23, and this groove position 25 is connected with described through hole 24; Described discoid light source 22 is arranged on recess, and described strip light source 23 is arranged on the groove position 25 corresponding with it; Corresponding groove position 25 and position between its groove position 25 of adjoining mutually are provided with a plurality of along its axially-aligned on the face of cylinder of described aluminium post 21, be the projection 26 of teeth shape; The surface of described aluminium post 21 is provided with the horniness anode oxide film that a layer thickness is 80～120 μ m; The power summation of described discoid light source 22 and strip light source 23 is 5.5～6.5W.
Described discoid light source 22 comprises that a disc holder 221 and that adopts high-purity red copper plate to make is arranged on the discoid LED lamp 222 on this disc holder 221; Described strip light source 23 comprises that a strip support 231 and that adopts high-purity red copper plate to make is arranged on the strip LED lamp 232 on this disc holder 221.
Described constant-current driving circuit board 3 comprises that external power input, EMI filter unit, rectification filtering unit, voltage transformation module, output unit, switch element, constant voltage determine current control unit and PFC control module; Described external power input is connected with tie-in line 32, and described output unit is connected with leading-out wire 31.
The installation portion 11 of described lamp holder 1 is with intercalation part 12 by the plastics integrated injection molding, and described intercalation part 12 is connected to the afterbody of installation portion 11, and this installation portion 11 is 90 jiaos with the angle of intercalation part 12; The outside, the middle part of described installation portion 11 is provided with a ring-type fixed head 13, the outer rim of this fixed head 13 is arranged with three card convexs 14, on the leading flank of this fixed head 13, is provided with at least one and is connected with described installation portion 11, can strengthen the raised line 15 of lamps structure intensity; The tail end face of described installation portion 11 is provided with a strip boss 16, and the bilateral symmetry of this boss 16 is provided with reinforcement 17, and the middle part of this boss 16 is provided with a stiffener 18 that is connected with described intercalation part 12; Two side positions of corresponding described stiffener 18 respectively are provided with a binding post 19 on the end face of the top of described intercalation part 12, and on described boss 16, are provided with the line hole of stretching into for tie-in line 32.
method technique provided by the invention is succinct, and cost is low, is easy to realize, can prepare fast the car light that irradiating angle is large, lighting effect is good, light fixture provided by the invention, structural design is ingenious, discoid light source 22 and strip light source 23 in science distribution multi-angle light source module 2, form new light distribution scheme, luminous intensity distribution is convenient, flexibly, irradiating angle is large, avoid adopting the mode of traditional luminous plaque or lens to carry out luminous intensity distribution, can reduce preferably the error that occurs because of the secondary lens optical analog and Practical Project the impact on light efficiency is installed, and be provided with the projection 26 that has reflection ray and accelerate radiating effect, can improve preferably light distribution effect, effectively increased the light efficiency utilization rate, has light path high, the characteristics that light is evenly distributed, greatly strengthen the illumination in effective range of exposures, can also strengthen radiating effect, effectively increase the service life, in addition, constant-current driving circuit board 3 can effectively be adjusted the output of voltage transformation module, reach the purpose of further accurate adjustment LED operating current and raising power factor.
As described in the above embodiment the present invention, adopt structure same or analogous with it or step and other light fixture of obtaining and preparation method thereof, all in protection domain of the present invention.
Claims (8)
1. a car light manufacture method, is characterized in that, it comprises the steps:
(1) prepare a multi-angle light source module;
Described step (1) specifically comprises the following steps:
(1.1) three strip LED lamps of preparation and a discoid LED lamp;
(1.2) preparation high-purity red copper plate, according to the appearance profile of strip LED lamp and discoid LED lamp, this high-purity red copper plate is processed, to make the strip support suitable with strip LED lamp, reached the disc holder suitable with discoid LED lamp; Described strip LED lamp is arranged on described strip support and forms the strip light source, described discoid LED lamp is arranged on described disc holder and forms discoid light source;
(1.3) prepare an aluminium post that adopts the high strength aluminum to make, this aluminium post is processed, make the middle part formation one of this aluminium post and the through hole of its concentric, the front end of this through hole be provided with one with the suitable recess of described discoid light source, on the face of cylinder of this aluminium post, be arranged with three with the suitable groove position of described strip light source, and this groove position is connected with described through hole;
(1.4) corresponding groove position and position between its groove position of adjoining mutually are provided with a plurality of along its axially-aligned on the face of cylinder of described aluminium post, the projection that is the teeth shape, this projection be used for reflecting strip LED lamp and or the light of discoid LED lamp and accelerate the radiating effect of aluminium post;
(1.5) hard anodize is carried out in the surface of aluminium post, to form the horniness anode oxide film of a layer thickness as 80～120 μ m;
(1.6) described discoid light source is arranged on to recess, one by one described strip light source is arranged on the groove position corresponding with it, make multi-angle light source module;
(2) prepare a constant-current driving circuit board that can drive the work of described multi-angle light source module, the front end of this constant-current driving circuit board is provided with leading-out wire, and tail end is provided with tie-in line;
(3) prepare a lamp holder, this lamp holder comprises that an installation portion and is connected to the intercalation part of the afterbody of this installation portion, the front portion of described installation portion is used for installing described multi-angle light source module, middle part be provided with one with the suitable position, chamber of the appearance profile of described constant-current driving circuit board, described intercalation part is used for being connected with supply socket;
(4) described multi-angle light source module is fixed on installation portion, and this multi-angle light source module and intercalation part are vertical setting, described constant-current driving circuit board is arranged in position, described chamber, and the leading-out wire of this constant-current driving circuit board is connected with described multi-angle light source module, tie-in line is connected with described intercalation part, makes car light.
2. car light manufacture method according to claim 1, it is characterized in that, the constant-current driving circuit board in described step (2) comprises that external power input, EMI filter unit, rectification filtering unit, voltage transformation module, output unit, switch element, constant voltage determine current control unit and PFC control module; Described external power input is connected with tie-in line, and described output unit is connected with leading-out wire; The input of described EMI filter unit is connected with the external power input, the noise of this EMI filter unit for suppressing electric network noise and self producing, eliminate electrical network to the impact on electrical network of the impact of LED driving power and LED driving power, improve antijamming capability and the reliability of LED driving power; The output of described EMI filter unit is connected with the input of rectification filtering unit, exports after after the signal rectification that rectification filtering unit transmits the EMI filter unit, converting direct current filtering to; Described voltage transformation module is connected with rectification filtering unit, switch element and output unit, this voltage transformation module receives the signal of rectification filtering unit output, under the control of switch element, carry out voltage transitions, and the Voltage-output after changing is to output unit, by output unit, export multi-angle light source module to again, to drive its work; Described voltage transformation module also is connected with the PFC control module, for the PFC control module provides working power; Described switch element is connected with PFC control module and voltage transformation module, and this switch element is controlled and turn-on and turn-off periodically by the control signal of PFC control module output, and thereby control the voltage transitions of voltage transformation module; Described switch element is triode or FET; Described constant voltage is determined current control unit and is connected with the PFC control module with output unit, this constant voltage determines voltage signal and the current signal of current control unit collection output unit and produces one to feed back signal to the PFC control module, by the PFC control module, output is carried out to accurate adjustment; Described constant voltage is determined current control unit and is comprised a constant voltage unit and a constant current unit, described constant voltage unit gather output unit voltage signal and with a reference voltage after produce a feedback signal, described constant current unit gather output unit current signal and with a reference current after produce a feedback signal; Described PFC control module is connected with the constant voltage constant current unit with switch element, and this plays PFC control module control action; The output of this PFC control module produces a control signal and controls periodically turn-on and turn-off of described switch element, and can determine according to constant voltage the feedback signal adjustment control signal of current control unit, to adjust the cycle of switch element turn-on and turn-off, thereby adjust the output of voltage transformation module, realize the accurate adjustment to multi-angle light source module operating current.
3. car light manufacture method according to claim 2, it is characterized in that, the installation portion of the lamp holder in described step (3) and intercalation part are by the plastics integrated injection molding, and described intercalation part is connected to the afterbody of installation portion, and the angle of this installation portion and intercalation part is 90 jiaos; The outside, the middle part of described installation portion is provided with a ring-type fixed head, the outer rim of this fixed head is arranged with three card convexs, on the leading flank of this fixed head, is provided with at least one and is connected with described installation portion, can strengthen the raised line of its structural strength; The tail end face of described installation portion is provided with a strip boss, and the bilateral symmetry of this boss is provided with reinforcement, and the middle part of this boss is provided with a stiffener that is connected with described intercalation part; Two side positions of corresponding described stiffener respectively are provided with a binding post on the end face of the top of described intercalation part, and on described boss, are provided with the line hole of stretching into for tie-in line.
4. car light manufacture method according to claim 3, is characterized in that, described step (4) specifically comprises the following steps:
(4.1) described constant-current driving circuit board is arranged in position, described chamber, and makes the tie-in line of this constant-current driving circuit board run through described line hole, and be connected with described binding post;
(4.2) described multi-angle light source module is fixed on the front end face of installation portion, and this multi-angle light source module is connected with the leading-out wire of described constant-current driving circuit board, make car light.
5. one kind implements the claims the light fixture that the described car light manufacture method of one of 1-4 makes, it is characterized in that, it comprises a lamp holder, one multi-angle light source module and one can drive the constant-current driving circuit board of this multi-angle light source module work, the front end of this constant-current driving circuit board is provided with leading-out wire, tail end is provided with tie-in line, described lamp holder comprises that an installation portion and is connected to the intercalation part of the afterbody of this installation portion, the middle part of described installation portion be provided with one with the suitable position, chamber of the appearance profile of described constant-current driving circuit board, described multi-angle light source module is fixed on the front end face of installation portion, and this multi-angle light source module and intercalation part are vertical setting, described constant-current driving circuit board is arranged in position, described chamber, and the leading-out wire of this constant-current driving circuit board is connected with described multi-angle light source module, tie-in line is connected with described intercalation part, described multi-angle light source module comprises aluminium post, a discoid light source and three the strip light sources that adopt the high strength aluminum to make, the middle part of described aluminium post be provided with one with the through hole of its concentric, the front end of this through hole be provided with one with the suitable recess of described discoid light source, on the face of cylinder of this aluminium post, be arranged with three with the suitable groove position of described strip light source, and this groove position is connected with described through hole, described discoid light source is arranged on recess, and described strip light source is arranged on the groove position corresponding with it, corresponding groove position and position between its groove position of adjoining mutually are provided with a plurality of along its axially-aligned on the face of cylinder of described aluminium post, be the projection of teeth shape, the surface of described aluminium post is provided with the horniness anode oxide film that a layer thickness is 80～120 μ m, the power summation of described discoid light source and strip light source is 5.5～6.5W.
6. light fixture according to claim 5, is characterized in that, described discoid light source comprises that a disc holder and that adopts high-purity red copper plate to make is arranged on the discoid LED lamp on this disc holder; Described strip light source comprises that a strip support and that adopts high-purity red copper plate to make is arranged on the strip LED lamp on this disc holder.
7. light fixture according to claim 6, it is characterized in that, described constant-current driving circuit board comprises that external power input, EMI filter unit, rectification filtering unit, voltage transformation module, output unit, switch element, constant voltage determine current control unit and PFC control module; Described external power input is connected with tie-in line, and described output unit is connected with leading-out wire.
8. light fixture according to claim 7, is characterized in that, the installation portion of described lamp holder and intercalation part are by the plastics integrated injection molding, and described intercalation part is connected to the afterbody of installation portion, and the angle of this installation portion and intercalation part is 90 jiaos; The outside, the middle part of described installation portion is provided with a ring-type fixed head, the outer rim of this fixed head is arranged with three card convexs, on the leading flank of this fixed head, is provided with at least one and is connected with described installation portion, can strengthen the raised line of its structural strength; The tail end face of described installation portion is provided with a strip boss, and the bilateral symmetry of this boss is provided with reinforcement, and the middle part of this boss is provided with a stiffener that is connected with described intercalation part; Two side positions of corresponding described stiffener respectively are provided with a binding post on the end face of the top of described intercalation part, and on described boss, are provided with the line hole of stretching into for tie-in line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100256822A CN102588856B (en) | 2012-01-17 | 2012-01-17 | Car lamp manufacturing method and car lamp manufactured by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100256822A CN102588856B (en) | 2012-01-17 | 2012-01-17 | Car lamp manufacturing method and car lamp manufactured by same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102588856A CN102588856A (en) | 2012-07-18 |
| CN102588856B true CN102588856B (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100256822A Expired - Fee Related CN102588856B (en) | 2012-01-17 | 2012-01-17 | Car lamp manufacturing method and car lamp manufactured by same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202000015706A1 (en) * | 2020-06-30 | 2021-12-30 | Ultrasuono Service S R L | LED LAMP FOR VEHICLE HEADLIGHT |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106641948A (en) * | 2015-11-02 | 2017-05-10 | 丹阳市米可汽车零部件厂 | Car lamp manufacturing process |
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| CN200975639Y (en) * | 2006-05-09 | 2007-11-14 | 周维 | High power LED car lamp |
| CN201003708Y (en) * | 2006-06-30 | 2008-01-09 | 罗学忠 | Light-emitting diode car light |
| CN201184524Y (en) * | 2008-04-11 | 2009-01-21 | 刘跃子 | Xenon lamp assembly |
| CN201206765Y (en) * | 2008-01-03 | 2009-03-11 | 邱立华 | Vehicle lamp |
| US7699514B2 (en) * | 2005-07-25 | 2010-04-20 | Stanley Electric Co., Ltd. | LED vehicular lamp with flat reflector |
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| US7699514B2 (en) * | 2005-07-25 | 2010-04-20 | Stanley Electric Co., Ltd. | LED vehicular lamp with flat reflector |
| CN200975639Y (en) * | 2006-05-09 | 2007-11-14 | 周维 | High power LED car lamp |
| CN201003708Y (en) * | 2006-06-30 | 2008-01-09 | 罗学忠 | Light-emitting diode car light |
| CN201206765Y (en) * | 2008-01-03 | 2009-03-11 | 邱立华 | Vehicle lamp |
| CN201184524Y (en) * | 2008-04-11 | 2009-01-21 | 刘跃子 | Xenon lamp assembly |
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| IT202000015706A1 (en) * | 2020-06-30 | 2021-12-30 | Ultrasuono Service S R L | LED LAMP FOR VEHICLE HEADLIGHT |
| EP3933251A1 (en) * | 2020-06-30 | 2022-01-05 | Ultrasuono Service S.r.l. | Led lamp for vehicle headlamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102588856A (en) | 2012-07-18 |
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