CN207213961U - A kind of light source heat shield - Google Patents
A kind of light source heat shield Download PDFInfo
- Publication number
- CN207213961U CN207213961U CN201720760350.7U CN201720760350U CN207213961U CN 207213961 U CN207213961 U CN 207213961U CN 201720760350 U CN201720760350 U CN 201720760350U CN 207213961 U CN207213961 U CN 207213961U
- Authority
- CN
- China
- Prior art keywords
- light source
- heat shield
- angle
- source heat
- quartz glass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract description 13
- 238000009434 installation Methods 0.000 abstract 1
- 230000011514 reflex Effects 0.000 description 3
- 206010019909 Hernia Diseases 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of light source heat shield, it is installed on the front end of transmitting light source, (specific installation site or fixed position, please also describe in detail) wherein, the light source heat shield is made up of the two pieces of quartz glass bodies set in angle, and at least one layer of deielectric-coating is coated with the one side of quartz glass body towards the light source.The utility model solves the problems, such as that original light source heat shield easily falls on the light source being reflected back near the preceding lead and preceding molybdenum sheet of light source front end, causes molybdenum sheet and preceding lead overheat before light source.
Description
Technical field
The utility model belongs to the relevant source light fixture such as light of stage, projector and equipment, more particularly to a kind of light source every
Backing.
Background technology
Light source heat shield is commonly used to heat generation light source, such as halogen lamp, hernia lamp, using reflection and absorbs prevention near-infrared
Light is by some large-scale stages or Conference Room, coordinating light source to use.The common heat shield of light of stage at present
It is plane in the majority, as shown in figure 1, the infrared and ultraviolet reflection that the heat shield goes out lamps emission goes back, still, by
It is plane in heat shield 10, reflection light is disorderly and unsystematic, has the light source that part is reflected back unavoidably and falls in light source front end lead
20 and preceding molybdenum sheet 30 near, easily cause the situation of molybdenum sheet and preceding lead overheat before light source, shorten light source service life.
Therefore it provides it is a kind of it is safe and reliable, will not the light source of lead or preceding molybdenum sheet before reflected light back to light source is heat-insulated
Piece, which becomes, to be particularly important.
Utility model content
The purpose of this utility model is to provide a kind of light source heat shield, to solve original light source heat shield easily anti-
The light source being emitted back towards fall on light source front end preceding lead and preceding molybdenum sheet nearby, cause the problem of molybdenum sheet and preceding lead overheat before light source.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
A kind of light source heat shield, the front end of transmitting light source is installed on, wherein, the light source heat shield in angle by setting
Two pieces of quartz glass body compositions, at least one layer of deielectric-coating is coated with the one side of quartz glass body towards the light.
Further, in the preferable scheme of said one, the angle summit pair of two pieces of quartz glass bodies formation
The accurate transmitting light source center.More particularly, the angle summit and the central point of the preceding molybdenum sheet in the middle part of transmitting light source are same
On one straight line.
Further, in the preferable scheme of said one, the angle angle that two pieces of quartz glass bodies are formed is
150 degree to 180 degree.
Further, in the preferable scheme of said one, the angle angle of formation is 170 degree.
Further, in the preferable scheme of said one, the angle angle of formation is 175 degree.
Further, in the preferable scheme of said one, the angle angle of formation is 165 degree.
Compared with prior art, heat shield is arranged to have certain angle by the utility model, and angle is larger so that enters
Light is penetrated into the incidence angle of heat shield close to 0 degree, the useless light of the overwhelming majority will not reflex to lead and preceding molybdenum sheet before light source
Position, prevent light source sensitive position from overheating, extend light source life.Meanwhile deielectric-coating is added on quartz glass body, pass through plating
Diaphragm area, effect of heat insulation is enhanced, realize and isolate infrared and ultraviolet function, avoid ultraviolet skin ambustion, and avoid light fixture
Pattern segments, colour disk overheat.
Brief description of the drawings
Fig. 1 is a kind of structural representation of light source heat shield of the prior art；
Fig. 2 is the structural representation of the light source heat shield described in the utility model embodiment.
Embodiment
Following examples are only used for clearly illustrating the technical solution of the utility model, and can not limit this with this
The protection domain of utility model.Some vocabulary has such as been used to censure parts, this area among specification and claim
Technical staff is, it is to be appreciated that parts manufacturing firm may call same part with different nouns.This specification and power
Profit is required not in a manner of the difference of title is used as and distinguishes part, but is used as differentiation using the difference of part functionally
Criterion.For specification subsequent descriptions to implement better embodiment of the present utility model, described is of the present utility model to illustrate
For the purpose of rule, the scope of the utility model is not limited to.The scope of protection of the utility model is when regarding appended right
It is required that institute's defender is defined.
The utility model is described in further details with specific embodiment below in conjunction with the accompanying drawings.
Referring to the drawings shown in 1, a kind of light source heat shield described in the utility model embodiment, before being installed on transmitting light source
End, wherein, the light source heat shield is made up of the two pieces of quartz glass bodies 1 set in angle, in the quartz glass body 1
At least one layer of deielectric-coating is coated with towards the one side of light.Quartz glass allows visible ray by being prevented using reflection and absorption near red
Outside line to heat generation light source, especially halogen lamp, hernia lamp etc. by having good heat-blocking action, and also have high temperature resistant, heat is swollen
The advantages of swollen coefficient is low, and by strand DNA on Surface of Quartz crystal plated film, can more filter hot line.
In embodiment of the present utility model, the angle summit that two pieces of quartz glass bodies 1 are formed is directed at the hair
Penetrate light source center.More particularly, the angle summit and the central point of the preceding molybdenum sheet 3 in the middle part of transmitting light source are in same straight line
On.And the angle angle that two pieces of quartz glass bodies 1 are formed is 150 degree to 180 degree, preferably 170 degree, 175 degree or 165
Degree.Because the angle between two quartz glass bodies is very big, close to 180 degree, cause to enter quartz glass body from transmitting light source
The incidence angle very little of outer surface, angle of reflection also very little, angle between incident ray and reflection light also very little.For near-infrared
Light and ultraviolet light can reflect back, and angle very little between reflection path and incident path, and the incident path of light source will not
By preceding lead 2 and the position of preceding molybdenum sheet 3, reflected light will not also reflex to lead 2 and the position of preceding molybdenum sheet 3 before light source, and then prevent
Light source sensitive position overheats, and extends light source life.Wherein, to the external surface area of two pieces of quartz glass bodies set in mitre
It is designed to the whole incident light of covering.Certainly, it can also be provided that with certain radian between two pieces of quartz crystal bodies 1
Arcwall face.
Compared with prior art, heat shield is arranged to have certain angle by the utility model, and angle is larger so that enters
Light is penetrated into the incidence angle of heat shield close to 0 degree, the useless light of the overwhelming majority will not reflex to lead and preceding molybdenum sheet before light source
Position, prevent light source sensitive position from overheating, extend light source life.Meanwhile deielectric-coating is added on quartz glass body, pass through plating
Diaphragm area, effect of heat insulation is enhanced, realize and isolate infrared and ultraviolet function, avoid ultraviolet skin ambustion, and avoid light fixture
Pattern segments, colour disk overheat.
It is worth noting that, the foregoing is only preferred embodiment of the present utility model, it is new not thereby to limit this practicality
The scope of patent protection of type, the utility model can also carry out the improvement of material and structure to the construction of above-mentioned various parts,
Either it is replaced using technically equivalent ones.Therefore all equivalent knots made with specification of the present utility model and diagramatic content
Structure changes, or directly or indirectly applies to other correlative technology fields and be similarly all contained in the scope that the utility model is covered
It is interior.
Claims (6)
1. a kind of light source heat shield, it is installed on the front end of transmitting light source, it is characterised in that the light source heat shield in angle by setting
The two pieces of quartz glass bodies composition put, at least one layer of deielectric-coating is coated with the one side of quartz glass body towards the light source.
2. light source heat shield as claimed in claim 1, it is characterised in that the angle top that two pieces of quartz glass bodies are formed
Point is directed at the transmitting light source center.
3. light source heat shield as claimed in claim 2, it is characterised in that the angle angle that two pieces of quartz glass bodies are formed
Spend for 150 degree to 180 degree.
4. light source heat shield as claimed in claim 3, it is characterised in that the angle angle of formation is 170 degree.
5. light source heat shield as claimed in claim 3, it is characterised in that the angle angle of formation is 175 degree.
6. light source heat shield as claimed in claim 3, it is characterised in that the angle angle of formation is 165 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720760350.7U CN207213961U (en) | 2017-06-28 | 2017-06-28 | A kind of light source heat shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720760350.7U CN207213961U (en) | 2017-06-28 | 2017-06-28 | A kind of light source heat shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207213961U true CN207213961U (en) | 2018-04-10 |
Family
ID=61812062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720760350.7U Expired - Fee Related CN207213961U (en) | 2017-06-28 | 2017-06-28 | A kind of light source heat shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207213961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758539A (en) * | 2018-07-16 | 2018-11-06 | 广州市明道灯光科技股份有限公司 | Convenient for the specular removal stage lighting light path system and lighting method of lighting |
| CN110131690A (en) * | 2019-05-15 | 2019-08-16 | 广州市焦汇光电科技有限公司 | Light source heat insulation structural |
-
2017
- 2017-06-28 CN CN201720760350.7U patent/CN207213961U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758539A (en) * | 2018-07-16 | 2018-11-06 | 广州市明道灯光科技股份有限公司 | Convenient for the specular removal stage lighting light path system and lighting method of lighting |
| CN110131690A (en) * | 2019-05-15 | 2019-08-16 | 广州市焦汇光电科技有限公司 | Light source heat insulation structural |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 |