CN201875608U - Train illuminating system and train head lamp - Google Patents
Train illuminating system and train head lamp Download PDFInfo
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- CN201875608U CN201875608U CN2010205886374U CN201020588637U CN201875608U CN 201875608 U CN201875608 U CN 201875608U CN 2010205886374 U CN2010205886374 U CN 2010205886374U CN 201020588637 U CN201020588637 U CN 201020588637U CN 201875608 U CN201875608 U CN 201875608U
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- head lamp
- radiator
- train head
- train
- lampshade
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Abstract
The utility model relates to the field of illuminating electric appliance application, in particular to a train head lamp, which comprises an LED chip, a lampshade and a radiator. The lampshade and the radiator are fixed; a lamp core cavity is formed between the radiator and the lampshade; the LED chip is positioned in the lamp core cavity and fixed to the radiator; and a convex lens is formed on a portion, which is positioned in front of the LED chip, of the lampshade. The utility model further relates to a train illuminating system including train head lamps. As the train head lamp adopts the LED chip as a light emitting element, the train head lamp has the advantages of less starting links, shorter starting time, long service life, zero pollution, recyclability, low energy consumption and the like. The train illuminating system comprises at least two train head lamps, so that the other train head lamps still can be normally operated when one train head lamp fails, and further the safety performance of a train can be improved.
Description
Technical field
The utility model relates to the electric lighting application, more particularly, relates to a kind of train head lamp.In addition, the utility model also relates to a kind of train illuminator that comprises this train head lamp.
Background technology
Along with social economy increases continually and steadily fast, the development of electric lighting industry also is quite swift and violent.The train head lamp has also developed into the metal halide lamp that is commonly used at present from initial incandescent lamp as a kind of typical electric lighting through iodine-tungsten lamp, mercury xenon lamp, halogen tungsten lamp, spherical xenon lamp.
Along with more and more wider being familiar with by people and admitting of low-carbon economy, also developed into for the standard of electric lighting and to have started easy, environmental protection, long novel standard of life-span.The development trend of train head lamp also certainly will be easy to starting, environmental protection, long direction of life-span develop.The train head lamp that is commonly used at present then is traditional metal halide lamp.
Metal halide lamp is a kind of electric lighting that uses AC power work.Owing to do not have filament in the metal halide lamp, have only two electrodes, add that directly operating voltage can not start this metal halide lamp, therefore when producing within it portion enclose the inclosure thing that includes mercury, rare metal halide and the gas that ignites, the ordinary circumstance gas that ignites is hydrogen or xenon; When metal halide lamp starts, need through three phases.Phase I is the triggering stage; Add the inclosure thing generation ionization that high-tension electricity makes that this metal halide lamp is interior, trigger this metal halide lamp; Second stage is the glow discharge stage; After metal halide lamp triggers, and then enter the stage of catching fire, further heated electrode again, form glow discharge at this stage electrode discharge.Phase III is normal glow phase.Under the effect of glow discharge, electrode temperature is more and more higher, and electrons emitted quantity is more and more, carries out the transition to the arc discharge stage rapidly, along with the further rising of temperature, the luminous intensity that this metal halide lamp sent is more and more tetanic to reach normal emission standards.More than be metal halide lamp from being triggered to normal luminous process, this process is divided into three phases, and this three phases of normal conditions needs time spent clock more than a minute altogether.
The special-purpose trigger of the high-tension electricity needs that add in the metal halide lamp trigger process produces, ordinary circumstance adopts leakage transformer, also has to adopt electronic trigger.The triggering of this metal halide lamp also needs ballast, and ballast is the alternating current that the industrial-frequency alternating current of 50Hz is become the upper frequency of 20～50kHz.
By above-mentioned principle Analysis to metal halide lamp as can be known, the startup difficulty of metal halide lamp, the link complexity that starts, start-up time are long, especially when being used for the train head lamp, start-up time is long, start difficulty, start the link complexity, a link goes wrong and will influence the startup of train head lamp.
After metal halide lamp is in normal glow phase, under hot environment, metal halide and electrode, be installed between the outside quartz glass lamp vessel and metal halide all can produce chemical reaction each other, and the easy deliquescence of metal halide, the suction of little water can cause discharge undesired; Owing to above-mentioned reason finally can make fluorescent tube turn black, thereby influence illuminating effect, also reduced the life-span of metal halide lamp.The life-span of at present general homemade metal halide lamp is lower than 1000 hours; Also have itself structure for the factor that influences the metal halide lamp life-span,, when fierce vibration, very easily make to cause the too early damage of bulb by the quartz glass lamp tracheal rupture, reduce the life-span because its outside is quartz glass lamp vessel.In particular for this situation of train head lamp, because train is at a high speed constantly, vibrational state, so the damage too early of this metal halide lamp is more prone to; The damage of train head lamp can seriously influence the security performance of train.
This metal halide lamp is because its inside is packaged with mercury, so after it damages environment is caused serious pollution; And it still is, and disposable utilization is not recyclable; Energy consumption is also relatively large.
Therefore, how to make that the startup of train head lamp is easy, the startup link is less, start-up time is shorter, is the present technical issues that need to address of those skilled in the art.
The utility model content
The purpose of this utility model provides a kind of train head lamp, and this train head lamp startup is easy, the startup link is less, start-up time is shorter.
On the basis that above-mentioned train head lamp is provided, another purpose of the present utility model provides a kind of train illuminator that comprises above-mentioned train head lamp.
For realizing above-mentioned first purpose, a kind of train head lamp that the utility model provides comprises led chip, lampshade and radiator; Described lampshade and described radiator are fixed, and form the wick cavity between radiator and lampshade; Described led chip is arranged in described wick cavity, and fixes with described radiator; The part that is positioned at the lampshade in described led chip the place ahead forms convex lens.
Preferably, described lampshade inner surface and outer surface are respectively parabolic.
Preferably, described lampshade has and contacts with radiator and along the outward extending lampshade of the spreader surface edge of a wing.
Preferably, described train head lamp also comprises retainer plate; Described retainer plate has the snap ring that stretches out to internal diameter direction; Described retainer plate and described radiator are fixed; The described lampshade edge of a wing is stuck between radiator and the snap ring.
Preferably, described radiator and described retainer plate are provided with corresponding screwed hole, and fix by screw.
Preferably, described radiator comprises central cylinder and the heat radiation wing that radially outward extends from the central cylinder side face; Described led chip is fixed in the end face of described central cylinder.
Preferably, described heat radiation wing outer end forms at least two wings, and described wing radially outward extending respectively.
Preferably, described radiator is fixed by being connected glue with described led chip.
For realizing above-mentioned second purpose, the train illuminator that the utility model provides comprises driving power, lead and above-mentioned any train head lamp; Described driving power is connected by lead with described train head lamp.
Preferably, described train illuminator comprises two described train head lamps at least.
Relative above-mentioned background technology, the train head lamp that the utility model provides comprises led chip, lampshade and radiator; Lampshade is fixed on the radiator, forms the wick cavity between radiator and lampshade; This led chip is arranged in the wick cavity, and fixes with described radiator; The part that is positioned at the lampshade in led chip the place ahead forms convex lens.By said structure and composition analysis thereof as can be known, train head lamp provided by the utility model has adopted led chip, and led chip uses the low-voltage dc power supply of 6～24V directly to drive to get final product; The above-mentioned background technology uses professional trigger to produce this Starting mode of high-tension electricity relatively, and this train head lamp uses low-voltage dc power supply directly to start, and has not only reduced the startup link, also makes to start simultaneously to become easier; For led chip, its response time is a nanosecond, promptly just can be in normal luminous state in a short period of time; With respect to the metal halide lamp start-up course in the background technology is three phases, and three phases needs time spent clock more than a minute altogether, and the start-up time of the train head lamp that the utility model provides is very short.In a word, train head lamp startup provided by the utility model is easy, the startup link is less, start-up time is also shorter.
For above-mentioned technical scheme, radiator can preferably be set to following form: radiator comprises central cylinder that is positioned at the centre and the heat radiation wing that radially outward extends from the central cylinder side face, has certain space between each heat radiation wing and the adjacent heat radiation wing.For the radiator of this form, led chip then is fixed in the end face of radiator central cylinder.Adopt this radiator to increase the contact area of radiator and air, thereby help the heat radiation of led chip more with heat radiation wing.
Description of drawings
Fig. 1 is the front view of train head lamp provided by the utility model;
Fig. 2 is that the P of lampshade and led chip among Fig. 1 is to view;
Fig. 3 is the partial sectional view of train head lamp provided by the utility model;
Fig. 4 is the lampshade structure schematic diagram of train head lamp provided by the utility model;
Fig. 5 is that the P of radiator among Fig. 1 is to view;
Fig. 6 is a train illuminator schematic diagram provided by the utility model.
The specific embodiment
The purpose of this utility model provides a kind of train head lamp, and this train head lamp startup is easy, the startup link is less, start-up time is shorter.
On the basis that above-mentioned train head lamp is provided, another purpose of the present utility model provides a kind of train illuminator that comprises above-mentioned train head lamp.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is carried out clear, complete description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the front view of train head lamp provided by the utility model; Fig. 2 is that the P of lampshade and led chip among Fig. 1 is to view.
The train head lamp that the utility model embodiment is provided comprises lampshade 1, led chip 2 and radiator 3.Led chip 2 can adopt different models according to the difference of train head lamp designing requirement, also can adopt a plurality of led chips 2 to unite use, can reach the brightness of illumination of actual needs like this.Lampshade 1 is fixed on the radiator 3, and forms the wick cavity between radiator 3 and lampshade 1.Led chip 2 is fixedlyed connected with radiator 3, normal conditions can adopt the connection glue bond, need heat radiation owing to this place's temperature is higher, therefore general those skilled in the art preferably adopt the thermal paste bonding, adopt glue to connect and can at an easy rate led chip 2 be separated with radiator 3 certainly after breaking down; Simultaneously, 2 of led chips place in the wick cavity; The part that is positioned at the lampshade 1 in led chip 2 the place aheads forms convex lens, and the place ahead is that led chip 2 produces the direction of light irradiation herein.Because the part of lampshade 1 in led chip 2 the place aheads formed convex lens, convex lens have the effect of optically focused, and therefore when led chip 2 was luminous, lampshade 1 flocked together the light of dispersing, thus the brightness that can improve the train head lamp.
Because train head lamp provided by the utility model adopted led chip as light-emitting component, and led chip uses the low-voltage dc power supply of 6～24V directly to drive to get final product.And the response time of led chip is a nanosecond, promptly just can be in normal luminous state in a short period of time; The above-mentioned background technology adopts led chip not only to reduce the startup link relatively, also makes to start simultaneously to become easier, has shortened start-up time.Certainly the size of the concrete driving voltage of led chip is according to the difference of product and definite.
Led chip is under appropriate electric current and voltage effect, and can reach 100,000 hours its service life, is more than 10 times of conventional metals halide lamp or other light-emitting component service life; So adopt led chip also long a lot of than traditional train head lamp life-span as the same life-span of train head lamp of light-emitting component.Because LED is packaged in the epoxy resin fully, there is not loosening part in the lamp body, so it is all firmer than general light-emitting component, difficult broken, especially often be under vibration, impact conditions or the environment, this advantage is then more outstanding; Certainly adopt led chip for the train head lamp,, can give full play to its advantage, and then improve largely the life-span of train head lamp because the train head lamp often is in vibration, impact conditions.
Certainly, with regard to led chip, also has other advantage.Because it is by the non-toxic material processing and fabricating, contain mercury unlike conventional luminescent device, can pollute environment after the breakage, so it is a kind of illumination component of pollution-free environmental protection, adopt the train head lamp of led chip to possess the advantage of pollution-free environmental protection too.
In addition, the led chip power consumption is very low, and under the situation that keeps same illuminating effect, the led chip power saving rate is up to more than 80%; Along with the development of low-carbon economy, this energy-conservation more and more wider being used by people of green luminousing element is used for the train head lamp certainly and also responded energy-conservation call.
Led chip also has little, the lightweight advantage of volume, can be so that train head lamp provided by the utility model equally also has volume, lightweight advantage.
For above embodiment, those skilled in the art can also further improve, and please refer to Fig. 3 and Fig. 4, and Fig. 3 is the partial sectional view of train head lamp provided by the utility model; Fig. 4 is the lampshade structure schematic diagram of train head lamp provided by the utility model.
Lampshade 1 inner surface and outer surface can be set to parabola respectively, this to have paraboloidal eyeglass be the aspheric surface parabolic lens.Adopt this lampshade 1 can assemble the diverging light that led chip 2 is sent effectively, thereby improved the brightness of train head lamp effectively.Normal conditions lampshade 1 adopts glass processing to form, and can make the thickness between lampshade 1 inner surface and the outer surface big a little, so just can increase the antivibration and the impact resistance of lampshade 1.
In addition, can also on lampshade 1, be provided with and contact with radiator and along the outward extending lampshade of the spreader surface edge of a wing, lampshade 3 is fixing by the lampshade edge of a wing and radiator 3; Also can increase a retainer plate 4, this retainer plate 4 has the snap ring that stretches out to internal diameter direction, and retainer plate 4 is fixing with radiator 3, and the lampshade edge of a wing is stuck between radiator 3 and the snap ring.Type of attachment between retainer plate 4 and the radiator 3 can adopt welding, also can adopt glue bond, certainly preferred employing radiator 3 is provided with corresponding screwed hole with retainer plate 4, and fix by screw, this type of attachment can be so that dismounting, for the back maintenance of breaking down of later train head lamp is provided convenience.
Version to radiator 3 is described in further detail below, please refer to Fig. 5, and Fig. 5 is that the P of radiator among Fig. 1 is to view.
On the basis of above-mentioned radiator 3, can also further improve, heat radiation wing 31 outer ends form at least two wings 311, described wing 311 radially outward extending respectively, each wing all has certain space each other, so just can further increase the contact area of radiator 3 and air, thereby more help led chip 2 heat radiations.
The utility model also provides a kind of train illuminator, and any train head lamp that is provided in driving power, lead and the foregoing description is provided; Driving power is connected by lead with the train head lamp.Because led chip 2 has the long life-span, thus the life-span of train head lamp be life-span decision substantially by driving power.After driving power reached its life span scrap service time, led chip 2 and train head lamp can also reuse, thereby have callable advantage concerning led chip 2 and train head lamp.
In addition, above-mentioned train illuminator is done following the improvement, promptly comprise two above-mentioned train head lamps at least.So just can guarantee that after a train head lamp broke down, other train head lamp was still in running order, and then improve the security performance of train.
Two above-mentioned train head lamps of preferred employing please refer to Fig. 6, and Fig. 6 is a train illuminator schematic diagram provided by the utility model.
It is on the horizontal axis Y of O that two train head lamp A, B are placed an initial point respectively, to keep less distance between these two train head lamps, like this can be so that the intersection point C of two train light that head lamp sends is far away as far as possible from the distance of initial point O, thus make that the field range of train driver is more wide.Two this embodiments of train head lamp of above-mentioned employing had both guaranteed the security performance of train, can also make optical superposition that the train head lamp sent together more effectively; Making optical superposition effectively is that superimposed characteristics by light is determined.
More than train head lamp provided by the utility model and train illuminator are described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1. a train head lamp is characterized in that, comprises led chip, lampshade and radiator; Described lampshade and described radiator are fixed, and form the wick cavity between radiator and lampshade; Described led chip is arranged in described wick cavity, and fixes with described radiator; The part that is positioned at the lampshade in described led chip the place ahead forms convex lens.
2. train head lamp as claimed in claim 1 is characterized in that, it is parabolic that described lampshade inner surface and outer surface are respectively.
3. train head lamp as claimed in claim 2 is characterized in that, described lampshade has and contacts with radiator and along the outward extending lampshade of the spreader surface edge of a wing.
4. train head lamp as claimed in claim 3 is characterized in that, also comprises retainer plate; Described retainer plate has the snap ring that stretches out to internal diameter direction; Described retainer plate and described radiator are fixed; The described lampshade edge of a wing is stuck between radiator and the snap ring.
5. train head lamp as claimed in claim 4 is characterized in that, described radiator and described retainer plate are provided with corresponding screwed hole, and fix by screw.
6. as each described train head lamp of claim 1-5, it is characterized in that described radiator comprises central cylinder and the heat radiation wing that radially outward extends from the central cylinder side face; Described led chip is fixed in the end face of described central cylinder.
7. train head lamp as claimed in claim 6 is characterized in that, described heat radiation wing outer end forms at least two wings, and described wing radially outward extending respectively.
8. as each described train head lamp of claim 1 to 5, it is characterized in that described radiator is fixed by being connected glue with described led chip.
9. a train illuminator is characterized in that, comprises driving power, lead and claim 1 to 8 each described train head lamp; Described driving power is connected by lead with described train head lamp.
10. train illuminator as claimed in claim 9 is characterized in that, comprises two described train head lamps at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205886374U CN201875608U (en) | 2010-11-01 | 2010-11-01 | Train illuminating system and train head lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205886374U CN201875608U (en) | 2010-11-01 | 2010-11-01 | Train illuminating system and train head lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201875608U true CN201875608U (en) | 2011-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205886374U Expired - Lifetime CN201875608U (en) | 2010-11-01 | 2010-11-01 | Train illuminating system and train head lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201875608U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322490A (en) * | 2013-05-23 | 2013-09-25 | 斯比夫（西安）照明技术有限公司 | LED (light emitting diode) lighting lamp of locomotive or bullet train with reflectors |
| CN116772145A (en) * | 2023-08-17 | 2023-09-19 | 深圳市世微半导体有限公司 | LED lamp for vehicle external illumination |
-
2010
- 2010-11-01 CN CN2010205886374U patent/CN201875608U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322490A (en) * | 2013-05-23 | 2013-09-25 | 斯比夫（西安）照明技术有限公司 | LED (light emitting diode) lighting lamp of locomotive or bullet train with reflectors |
| CN103322490B (en) * | 2013-05-23 | 2015-04-15 | 斯比夫（西安）照明技术有限公司 | LED (light emitting diode) lighting lamp of locomotive or bullet train with reflectors |
| CN116772145A (en) * | 2023-08-17 | 2023-09-19 | 深圳市世微半导体有限公司 | LED lamp for vehicle external illumination |
| CN116772145B (en) * | 2023-08-17 | 2023-10-24 | 深圳市世微半导体有限公司 | LED lamp for vehicle external illumination |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Train illuminating system and train head lamp Effective date of registration: 20160407 Granted publication date: 20110622 Pledgee: Bank of Communications Ltd Jilin branch Pledgor: China Chang Chun Bo Xin Photoelectric Co., Ltd. Registration number: 2016220000002 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110622 |
|
| CX01 | Expiry of patent term |