CN208487446U - A kind of optical reflection cooling system of high-intensity gas discharge lamp - Google Patents
A kind of optical reflection cooling system of high-intensity gas discharge lamp Download PDFInfo
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- CN208487446U CN208487446U CN201820631963.5U CN201820631963U CN208487446U CN 208487446 U CN208487446 U CN 208487446U CN 201820631963 U CN201820631963 U CN 201820631963U CN 208487446 U CN208487446 U CN 208487446U
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- discharge lamp
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- gas discharge
- filter
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Abstract
The utility model discloses a kind of optical reflection cooling systems of high-intensity gas discharge lamp, including gas-discharge lamp and the filter system being arranged in front of gas-discharge light source, the gas-discharge lamp includes the Lamp cup of gas discharge bulb and ladle cover outside gas discharge bulb, and the light that the gas discharge bulb issues is gathered in the filter system in front of light source after Lamp cup reflects；Between the gas-discharge lamp and filter system, it is provided with for absorption/reflection from the light of filter systematic reflection return-air body discharging lamp and refractory metal disk/optical reflector of light energy.Compared with the prior art, the utility model improves the Temperature Distribution of gas-discharge lamp, have it is simple, conveniently, environmental protection, energy conservation, the beneficial effect of the gas-discharge lamp service life effectively increased.
Description
Technical field
The utility model relates to stage lighting/projection machine optical system fields, put more particularly, to a kind of high-intensity-gas
The optical reflection cooling system of electric light.
Background technique
In stage lighting/field of projector, use short arc high-intensity gas discharge lamp as light source, since power is very big and light
Source is monochrome, when to obtain glory output, it is necessary to unwanted light are reflected back light bulb using filter/color wheel system.
Due to the secondary reflection again of the reflector of light bulb, most of light can be reflected into the region that luminous energy can be absorbed, it is such as outer
The filament of dew, arcing gas, the sheet metal being also enclosed in quartz glass.It is very high to will lead to these regional temperatures, it is simple to add
Big fan wind-force may result in make filament temperature qualified and make the partial region temperature of light bulb too low.
And due to gas-discharge lamp operation, other than the temperature in measurable region is no more than certain standard value, core
Heart temperature must be maintained at such as 780-900 °C or so, temperature cannot height can not be low, high temperature can fry bubble, and low temperature will lead to lamp
A series of problems, such as atomization is steeped, so the wind-force of gas-discharge lamp cooling must meet all conditions simultaneously.
Utility model content
To overcome existing technological deficiency, the optical reflection that the utility model provides a kind of high-intensity gas discharge lamp dissipates
Hot systems are reflected back the particular light ray of Lamp cup, from CMY/ filter/color wheel system by absorption/reflection so as to improve gas discharge
The Temperature Distribution of lamp.
For realization the purpose of this utility model, it is achieved using following technical scheme:
A kind of optical reflection cooling system of high-intensity gas discharge lamp, including gas-discharge lamp and setting are put in gas
CMY/ filter/color wheel system in front of electric light light source, the gas-discharge lamp include that gas discharge bulb and ladle cover are put in gas
Lamp cup outside bulb, the light that the gas discharge bulb issues are gathered in the filter of the CMY/ in front of light source after Lamp cup reflects
Mirror/color wheel system；Between the gas-discharge lamp and CMY/ filter/color wheel system, it is provided with and is filtered for absorption/reflection from CMY/
Mirror/color wheel system is reflected back the light of gas-discharge lamp and refractory metal disk/optical reflector of light energy.
In conventional light path, the light that gas discharge bulb issues is gathered in the filter of the CMY/ in front of light source after Lamp cup reflects
When mirror/color wheel system, some light is had by CMY/ filter/color wheel system and is reflected back light bulb, is gathered in the lamp of gas-discharge lamp
Head front, causes the temperatures at localized regions of gas-discharge lamp excessively high.In the utility model, by gas-discharge lamp and CMY/ filter
Between mirror/color wheel system, refractory metal disk/optical reflector is set, absorption/reflection is reflected from CMY/ filter/color wheel system
The light and light energy of return-air body discharging lamp, thus effectively avoid the temperatures at localized regions of gas-discharge lamp excessively high, Jin Eryou
Effect avoids gas-discharge lamp from being damaged.Compared with the existing technology, the utility model design it is simple, conveniently, environmental protection, energy conservation, having
While effect avoids the temperature of gas-discharge lamp excessively high, the service life of the gas-discharge lamp effectively increased.
Further, the refractory metal disk is reflected back gas-discharge lamp for absorbing from CMY/ filter/color wheel system
Light and light energy.
The setting of refractory metal disk is the light and light energy for taking the mode of absorption to will reflect back into gas-discharge lamp
It absorbs, light and light energy is avoided to be transmitted on gas-discharge lamp.
Further, the optical reflector is reflected back gas-discharge lamp for reflecting from CMY/ filter/color wheel system
Light and light energy.
The setting of refractory metal disk is the light and light energy for taking the mode of reflection to will reflect back into gas-discharge lamp
It reflects away again, light and light energy is avoided to be transmitted on gas-discharge lamp.
Further, the refractory metal disk/optical reflector is arranged in gas-discharge lamp and CMY/ filter/colour wheel system
Between system, and refractory metal disk/optical reflector center is located on the horizontal axis at gas discharge bulb light sources center.
On the horizontal axis at gas discharge bulb light sources center, an optics blind area is had, the light in this region can not be by
Optical projection system utilizes, therefore is both avoided that in this region setting refractory metal disk/optical reflector and blocks gas-discharge lamp
The light of the sending of bubble also effectively can be reflected back the light of gas discharge bulb from CMY/ filter/color wheel system by absorption/reflection,
Save installation space.
Further, the refractory metal disk is fixed on gas-discharge lamp and CMY/ by several refractory metal silks
Between filter/color wheel system, and the center of refractory metal disk is located on the horizontal axis at gas discharge bulb light sources center.
Gas-discharge lamp is fixed/is suspended on by refractory metal silk the horizontal axis at gas discharge bulb light sources center
On, the installation question of refractory metal disk can be solved very well, and simple and convenient, quick detachable easy to maintain.Wherein refractory metal silk
It can be fixedly mounted by welding with refractory metal disk.
Further, the end of the optical reflector is equipped with the fixing piece of a strip, and the optical reflector passes through
The fixing piece of strip is fixed between gas-discharge lamp and CMY/ filter/color wheel system, and the center of optical reflector is located at
On the horizontal axis at gas discharge bulb light sources center.
Further, the optical reflector and fixing piece are integrally formed.
Further, the fixing piece is the coated glass part of a strip.
Further, the surface of the optical reflector is coated with optical reflectance coating.
Further, optical reflector is a discoid coated glass part.
Compared with the prior art, the utility model provides a kind of optical reflection heat dissipation system of high-intensity gas discharge lamp
System effectively can be reflected back the particular light ray and light energy of Lamp cup from CMY/ filter/color wheel system by absorption/reflection, so as to improve
The Temperature Distribution of gas-discharge lamp, have it is simple, conveniently, environmental protection, energy conservation, the gas-discharge lamp service life effectively increased
Beneficial effect.
Detailed description of the invention
Fig. 1 is the optical schematic diagram of the utility model.
Fig. 2 is the optical schematic diagram of conventional light path.
Fig. 3 is in the utility model, and refractory metal disk absorption/reflection returns the optics of Lamp cup light from filter systematic reflection
Schematic diagram.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing to the utility model
Embodiment is described in more detail.
Embodiment 1
As shown in figures 1 and 3, the optical reflection cooling system of a kind of high-intensity gas discharge lamp, including gas-discharge lamp 1
And the filter system 2 in front of gas-discharge light source is set, the gas-discharge lamp 1 includes gas discharge bulb 11 and packet
The Lamp cup 12 outside gas discharge bulb is covered on, the light that the gas discharge bulb 11 issues is gathered in light source after Lamp cup reflects
The filter system 2 in front；Between the gas-discharge lamp 1 and filter system 2, it is provided with and is returned for absorbing from filter systematic reflection
The refractory metal disk 3 of the light of Lamp cup 12.
As shown in Fig. 2, the light that gas discharge bulb 11 issues is gathered in light source after Lamp cup reflects in conventional light path
When the filter system 2 in front, some light is had by filter system 2 and is reflected back light bulb, before being gathered in the lamp cap of gas-discharge lamp 1
Side, causes the temperatures at localized regions of gas-discharge lamp 1 excessively high.Due to there is filter system 2 on stage lighting, so non-white when needing
When light output, filter system 2 will cut main optical path, and significant proportion light energy is caused to be reflected back Lamp cup, if do not handled, meeting
Absorbing heat by metal electrode, the wire etc. in light bulb causes temperature to increase very much.So just needing to be added one in lamp center
It is a to be used for light absorbing region, using absorption principle, it is arranged one in this region and is inhaled for hypersorption or proper proportion
The refractory metal disk 3 of receipts.
As shown in figures 1 and 3, in the present embodiment, the refractory metal disk 3 is arranged in gas-discharge lamp 1 and filter system
Between system 2, and the center of refractory metal disk is located on the horizontal axis of 11 light source center of gas discharge bulb.Due to normally making
Light center has an optics blind area, and the light in this region can not be projected system utilization, therefore, this region using absorb/
The technology of reflection, so that it may so that most of light that can converge in front end originally is absorbed so that light bulb filament these
Regional temperature is unlikely to be raised to very high.
The refractory metal disk 3 is fixed on 11 light source center of gas discharge bulb by 3-4 root refractory metal silk 4
On horizontal axis.Refractory metal silk is fixed on by welding on refractory metal disk.
Embodiment 2
The present embodiment difference from example 1 is that, the present embodiment between gas-discharge lamp 1 and filter system 2,
It is provided with and is reflected back the light of Lamp cup 12 and the optical reflector 3 of light energy from filter system 2 for reflecting.Optical reflector
3 be that will be reflected back the light of gas-discharge lamp from filter system 2 by way of reflection and light energy reflects away.The light
The surface for learning reflector 3 is coated with optical reflectance coating, is a discoid coated glass part, it is long that the end of coated glass part is equipped with one
The fixing piece of strip, fixing piece is for coated glass part to be fixed between gas-discharge lamp 1 and filter system 2, and plated film glass
The center of glass part is located on the horizontal axis of 11 light source center of gas discharge bulb, and fixing piece is the coated glass of a strip
Part, and be integrally formed with optical reflector 3.Optical reflector 3 can effectively reflect the heat that filter system 2 passes over
It goes, avoids temperature excessively high.The utility model preferably by the way of reflection, i.e., is set between gas-discharge lamp 1 and filter system 2
Optical reflector 3 is set, the light of Lamp cup 12 will be returned from filter systematic reflection and light energy reflects away again.
Claims (8)
1. a kind of optical reflection cooling system of high-intensity gas discharge lamp, which is characterized in that including gas-discharge lamp and set
CMY/ filter/color wheel system in front of gas-discharge light source is set, the gas-discharge lamp includes gas discharge bulb and packet
The Lamp cup outside gas discharge bulb is covered on, the light that the gas discharge bulb issues is gathered in front of light source after Lamp cup reflects
CMY/ filter/color wheel system；Between the gas-discharge lamp and CMY/ filter/color wheel system, be provided with for absorb from
CMY/ filter/color wheel system is reflected back the light of gas-discharge lamp and the refractory metal disk of light energy；Or it is provided with and is used for
Reflection is reflected back the light of gas-discharge lamp and the optical reflector of light energy from CMY/ filter/color wheel system.
2. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 1, which is characterized in that described resistance to
High-temperature metal disc/optical reflector is arranged between gas-discharge lamp and CMY/ filter/color wheel system, and refractory metal disk/
The center of optical reflector is located on the horizontal axis at gas discharge bulb light sources center.
3. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 2, which is characterized in that described resistance to
High-temperature metal disc is fixed between gas-discharge lamp and CMY/ filter/color wheel system by several refractory metal silks, and resistance to
The center of High-temperature metal disc is located on the horizontal axis at gas discharge bulb light sources center.
4. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 2, which is characterized in that the light
The end for learning reflector is equipped with the fixing piece of a strip, and the optical reflector is fixed on gas by the fixing piece of strip
Between discharge lamp and CMY/ filter/color wheel system, and the center of optical reflector is located at the water at gas discharge bulb light sources center
On flat axis.
5. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 4, which is characterized in that the light
It learns reflector and fixing piece is integrally formed.
6. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 5, which is characterized in that described solid
Determine the coated glass part that part is a strip.
7. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 1, which is characterized in that the light
The surface for learning reflector is coated with optical reflectance coating.
8. the optical reflection cooling system of high-intensity gas discharge lamp according to claim 7, which is characterized in that the light
Reflector is a discoid coated glass part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820631963.5U CN208487446U (en) | 2018-04-28 | 2018-04-28 | A kind of optical reflection cooling system of high-intensity gas discharge lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820631963.5U CN208487446U (en) | 2018-04-28 | 2018-04-28 | A kind of optical reflection cooling system of high-intensity gas discharge lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208487446U true CN208487446U (en) | 2019-02-12 |
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ID=65252833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820631963.5U Active CN208487446U (en) | 2018-04-28 | 2018-04-28 | A kind of optical reflection cooling system of high-intensity gas discharge lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208487446U (en) |
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2018
- 2018-04-28 CN CN201820631963.5U patent/CN208487446U/en active Active
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