CN202120866U

CN202120866U - Xenon lamp

Info

Publication number: CN202120866U
Application number: CN2011201225131U
Authority: CN
Inventors: 洪为华; 吴琦生; 涂传谋
Original assignee: Dongguan Tianxiong Xenon Lighting Technology Co Ltd
Priority date: 2011-04-22
Filing date: 2011-04-22
Publication date: 2012-01-18
Anticipated expiration: 2021-04-22

Abstract

The present utility model discloses a xenon metal halide lamp to solve the fault of the prior metal halide lamp that the using effect is not good. In the xenon lamp, an electric arc tube and conducting rods are sleeved inside an outer bubble shell, the electric arc tube is filled with xenon and provided with metal halide and mercury inside, the metal halide is arranged inside the electric arc tube as a solid state substance, a circular-arc lathy arc vertically passes through the electric arc tube, the two ends of the arc are respectively connected with a conducting rod, the two ends of the outer bubble shell are respectively provided with a vertical through hole, the vertical through holes are matched with the conducting rods, the conducting rods are conducted with the external power supply through the vertical through holes, and a lamp holder is arranged in the opening end of the vertical through holes of the outer bubble shell in an adaptive way. The xenon lamp is quickly started and has high luminescence efficiency and long service life, the high tube voltage is adopted to work, the two ends of the electric arc tube are free of heat-insulation layers, thus the brightness and the irradiation are not interfered and influenced, the insulation strength of the lamp holder and the lamp base is higher, the xenon lamp is convenient for assembling and disassembling, and the requirement of rapid starting can be satisfied.

Description

A kind of xenon lamp

Technical field

The utility model relates to a kind of Metal halogen lamp, the Xenon gas metallic halogen lamp of particularly a kind of two ends discharge.

Background technology

Existing metal halide lamp (abbreviation Metal halogen lamp); The work of use AC power; Be in the halide mixed vapour of mercury and rare metal, to produce the luminous discharge lamp of arc discharge; Metal halide lamp is on the high-pressure mercury lamp basis, to add the third generation light source that various metal halides are processed, and scandium sodium type metal halide lamp is adopted in illumination, and this light fixture has characteristics such as luminous efficiency is high, color developing is good, the life-span is long; Be a kind of energy-conservation new light sources, be widely used in the room lighting in places such as stadiums, exhibition center, megastore, industrial premises, square, street, station, harbour near the sight look.

Existing Metal halogen lamp mostly adopts argon gas as starting gas, adopts the work of low pipe pressure, is generally 85-100 volt pipe and presses, and is higher because of the thermal conductivity of argon gas, for satisfying luminous requirement, needs to scribble heat-insulation layer at the two ends of luminous tube.

The Metal halogen lamp of above-mentioned existing two ends discharge starts slowly, and luminous efficiency is low, and the life-span is short, can't adapt to the senior executive and press work, and the luminosity of light fixture and irradiated area receive the influence of heat-insulation layer easily.

The utility model content

The purpose of the utility model is to disclose a kind of Xenon gas metallic halogen lamp, to solve the existing not good defective of Metal halogen lamp result of use.

The described xenon lamp of the utility model comprises outside bulb shell, electric arc tube, lamp holder and conducting rod, and electric arc tube and conducting rod are sleeved in the outside bulb shell; Be filled with xenon in the electric arc tube and metal halide be housed and mercury; Metal halide is solid-state and places in the electric arc tube, and electric arc tube vertically is through with circular-arc elongated electric arc, and the two ends of electric arc are connected with conducting rod respectively; The two ends of outside bulb shell have vertical conduction and connect; Conduction connects with conducting rod adaptive, and conducting rod connects and the external power source conducting through conduction, the openend that the conduction that is installed in outside bulb shell that lamp holder is adaptive connects.

Wherein, Lamp holder vertically is provided with central seal conduction and connects the position, and the openend that the central seal conduction connects the position is equipped with laminal conducting strip, and it is adaptive that conducting strip is connected with the central seal conduction; Conducting strip connects the position sealing with the central seal conduction, and conducting strip and conducting rod are conducted.

Wherein, conducting rod adopts the molybdenum rod support to process, and conducting rod all is inserted in the longitudinal hole of outside bulb shell through molybdenum sheet, and molybdenum sheet is communicated with the conducting strip of lamp holder through molybdenum rod.

Wherein, Also be provided with lamp base in the lamp holder, the central seal conduction that lamp base is installed in the lamp holder connects in the position, and lamp base and lamp holder are suitable; Lamp base vertically is provided with the bulb holder hole adaptive with molybdenum rod; Molybdenum rod vertically interts in bulb holder hole, and lamp base adopts conductive metallic material to process, and lamp base is connected with conducting strip on the lamp holder.

Wherein, outside bulb shell adopts resistant to elevated temperatures quartz material to process, and lamp holder adopts the ceramic material of insulation to process.

Wherein, be set with in the outside bulb shell and be used to draw solid-state hygroscopic agent of being of steam.

The xenon lamp of the utility model starts soon, and luminous efficiency is high; Life-span is long, adopts the senior executive to press work, and the two ends of electric arc tube do not need the application heat-insulation layer; Therefore brightness is not all interfered with irradiation and is influenced, and the dielectric strength of lamp holder and lamp base is higher, and installing/dismounting is convenient.

Description of drawings

Fig. 1 is the structural representation of the Metal halogen lamp of existing two ends discharge;

Fig. 2 is the structural representation of the xenon lamp of the utility model two ends discharge;

Fig. 3 is the local enlarged diagram of circle part among the utility model xenon lamp Fig. 2.

In conjunction with the accompanying drawing following Reference numeral of mark above that:

The 1-outside bulb shell, 2-electric arc tube, 3-lamp holder, 4-conducting rod, 5-molybdenum sheet, 6-molybdenum rod; 7-electric arc, 8-xenon, 9-mercury, 10-metal halide, 11-lamp base, 12-hygroscopic agent; The 13-longitudinal hole, 14-central seal conduction connects position, 15-bulb holder hole, 16-electric arc, 17-argon gas, 18-spheroid shape electric arc tube; 19-mercury, 20-metal halide, 21-heat-insulation layer, 22-conducting strip, 23-insulating thin.

Embodiment

Below in conjunction with accompanying drawing, the embodiment of the utility model is described in detail, but the protection range that is to be understood that the utility model does not receive the restriction of embodiment.

As shown in Figure 1; The Metal halogen lamp of existing two ends discharge; Be set with mercury 19 and metal halide 20 in the spheroid shape electric arc tube 18, mercury 19 is in a liquid state at normal temperatures and in spheroid shape electric arc tube 18, flows, and metal halide 20 is the pill shape and places in the spheroid shape electric arc tube 18; Also be filled with argon gas 17 in the spheroid shape electric arc tube 18; Electric arc 16 is the centre of circular-arc vertical communication at spheroid shape electric arc tube 18, and electric arc 16 is through electric installation and external power source conducting, and the two ends of electric arc 16 link to each other with the both positive and negative polarity of power supply respectively.

During work, because the effect of external power source raises the temperature in the spheroid shape electric arc tube 18; Mercury 19 evaporations; Mercury vapor pressure in the spheroid shape electric arc tube 18 reaches several atmospheric pressure (several MPas at zero point), and metal halide 20 also evaporates from tube wall, diffuses in the high-temperature electric arc 16 to decompose; Metallic atom is excited by ionization, gives off special spectral line.When tube wall is returned in metal ion diffusion, near tube wall than cool region in meet with halogen atom, and combine to generate halide molecule again.This cyclic process constantly provides metal vapors to electric arc 16.

Because what fill mostly in the existing Metal halogen lamp is argon gas 17; The thermal conductivity of argon gas 17 is higher, and above-mentioned lamp luminescence principle shows, the temperature of spheroid shape electric arc tube 18 wants enough height just can make light fixture normally luminous; Therefore; Need be coated with last layer heat-insulation layer 21 in the outside of spheroid shape electric arc tube 18, spheroid shape electric arc tube 18 is incubated processing, so that it remains on normal working temperature.Heat-insulation layer 21 can adopt insulation materials such as aluminium oxide to process.

The xenon lamp of the utility model comprises outside bulb shell 1, electric arc tube 2, conducting rod 4 and lamp holder 3, and electric arc tube 2 all is sleeved in the outside bulb shell 1 with conducting rod 4; Electric arc tube 2 is the olive shape setting; Exotic materials such as electric arc tube 2 employing quartz are processed, and are filled with xenon 8 in the electric arc tube 2, are set with mercury 9 and metal halide 10 in the electric arc tube 2; Mercury 9 is in a liquid state at normal temperatures and in electric arc tube 2, flows; Metal halide 10 is solid-state pill shape and places electric arc tube 2 inside, and going back vertical communication in the olive center of olivary electric arc tube 2 has circular-arc electric arc 7, and the two ends of electric arc 7 are passed through electric installation and are connected with conducting rod 4 respectively; The two ends of outside bulb shell 1 offer longitudinal hole 13 respectively; The size of longitudinal hole 13 and conducting rod 4 are adaptive, and two conducting rods 4 link to each other with the both positive and negative polarity of external power source respectively through longitudinal hole 13, the openend of the longitudinal hole that is installed in outside bulb shell 1 13 that lamp holder 3 is adaptive.

The conducting rod 4 general molybdenum rod supports that adopt are processed; One end of conducting rod 4 links to each other with electric arc tube 2 interior electric arcs 7; One end is inserted in the longitudinal hole 13 of outside bulb shell 1 through molybdenum sheet 5; Molybdenum sheet 5 is communicated with external power source through molybdenum rod 6 again, and the corresponding molybdenum rod 6 in the two ends of outside bulb shell 1 links to each other with negative pole with the positive pole of power supply respectively, thereby with circuit turn-on.

Wherein, lamp holder 3 vertically is provided with the central seal conduction and connects position 14, and lamp holder 3 comprises two insulating thins that laterally arrange up and down 23 and a conducting strip 22 that vertically is provided with; Two insulating thins 23 constitute the central seal conduction connection position 14 of lamp holder 3; Be installed with lamp base 11 in the central seal conduction connection position 14, lamp base 11 is the setting of T font, and the main part of the T font of lamp base 11 is through with bulb holder hole 15; Bulb holder hole 15 is suitable with molybdenum rod 6; Molybdenum rod 6 interts in the bulb holder hole 15 of lamp base 11, and whole lamp base 11 adopts conductive metal material to process, and the conducting strip 22 of lamp holder 3 is suitable with the openend that the central seal conduction is connected position 14; Conducting strip 22 connects position 14 with the central seal conduction and shuts; Conducting strip 22 connects the central seal conduction that lamp base 11 is encapsulated in the lamp holder 3 in the position 14, and the cross bar direction of the T font of lamp base 11 is the indent design, and molybdenum rod 6 interts on longitudinal center's axis of T font; Push up on the conducting strip 22 at the two ends of the T font of lamp base 11, owing to the conducting that contact realization and external power source of lamp base 11 with conducting strip 22.

Generally speaking the thermal conductivity of xenon 8 be argon gas 17 thermal conductivity 1/3, so use xenon 8, improve luminous efficiency as starting the heat conduction that gas can reduce gas.

The easy deliquescence of metal halide, the suction of little water can cause discharge undesired, make the fluorescent tube blackout, for avoiding above-mentioned bad phenomenon, in outside bulb shell 1 internal sleeve hygroscopic agent 12 are housed, and in time draw unnecessary steam, avoid the halide deliquescence.

Simultaneously, the setting of lamp holder 3 and outside bulb shell 1 can realize being rotatably connected with the lamp socket of the adaptive setting in outside, makes installation and removal convenient.

The ultraviolet quartz ampoule of this high temperature resistant worry of novel employing can effectively reduce the volume of light fixture, simultaneously as outside bulb shell 1; Metal materials such as conducting rod 4 general employing molybdenum rods; Can better realize high temperature resistant, oxidation resistant function, electric arc tube 2 employing quartz etc. are that high-temperature material is processed, and lamp holder 3 all adopts ceramic material to process with lamp base 11; Dielectric strength is high, can better adapt to the needs of high-pressure work.

The xenon lamp of the utility model adopts the senior executive to press work, and can satisfy operating power is the 51-1000W demand, and luminous efficiency is high; Adopt xenon as starting gas, start soon, the life-span is long; The electric arc tube two ends do not need the application heat-insulation layer, and therefore brightness can not be affected with irradiation; Adopt special high temperature resistant rotation lamp holder, dielectric strength is high, and installation and removal are easy.

More than a disclosed specific embodiment that is merely the utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into the protection range of the utility model.

Claims

1. xenon lamp; It is characterized in that, comprise outside bulb shell, electric arc tube, lamp holder and conducting rod, said electric arc tube and conducting rod are sleeved in the said outside bulb shell; Be filled with xenon in the said electric arc tube and metal halide be housed and mercury; Said metal halide is solid-state and places in the said electric arc tube, and said electric arc tube vertically is through with circular-arc elongated electric arc, and the two ends of said electric arc are connected with said conducting rod respectively; The two ends of said outside bulb shell have longitudinal hole; Said longitudinal hole and said conducting rod are adaptive, and said conducting rod is through said longitudinal hole and external power source conducting, the openend of the longitudinal hole that is installed in said outside bulb shell that said lamp holder is adaptive.

2. xenon lamp according to claim 1; It is characterized in that; Said lamp holder vertically is provided with central seal conduction and connects the position, and the openend that said central seal conduction connects the position is equipped with laminal conducting strip, and it is adaptive that said conducting strip is connected with said central seal conduction; Said conducting strip connects the position sealing with said central seal conduction, and said conducting strip and said conducting rod are conducted.

3. xenon lamp according to claim 2 is characterized in that, said conducting rod adopts the molybdenum rod support to process, and said conducting rod all is inserted in the longitudinal hole of said outside bulb shell through molybdenum sheet, and said molybdenum sheet is communicated with the conducting strip of said lamp holder through molybdenum rod.

4. xenon lamp according to claim 2 is characterized in that, also is provided with lamp base in the said lamp holder; The central seal conduction that said lamp base is installed in the said lamp holder connects in the position; Said lamp base and said lamp holder are suitable, and said lamp base vertically is provided with the bulb holder hole adaptive with said molybdenum rod, and said molybdenum rod vertically interts in said bulb holder hole; Said lamp base adopts conductive metallic material to process, and said lamp base is connected with conducting strip on the said lamp holder.

5. according to any described xenon lamp among the claim 1-4, it is characterized in that said outside bulb shell adopts resistant to elevated temperatures quartz material to process, said lamp holder adopts the ceramic material of insulation to process.

6. according to any described xenon lamp among the claim 1-4, it is characterized in that, be set with in the said outside bulb shell and be used to draw solid-state hygroscopic agent of being of steam.