CN104214680A - Ceiling type gas discharge lamp - Google Patents
Ceiling type gas discharge lamp Download PDFInfo
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- CN104214680A CN104214680A CN201310207067.8A CN201310207067A CN104214680A CN 104214680 A CN104214680 A CN 104214680A CN 201310207067 A CN201310207067 A CN 201310207067A CN 104214680 A CN104214680 A CN 104214680A
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- cylindrical shape
- shadow shield
- shape shadow
- reflector
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Abstract
A ceiling type gas discharge lamp comprises a reflector, a gas discharge light source and a built-in anti-dazzle grating. The reflection face of the reflector is a curved face, the parabola rotates around the symmetry axis by a circle to form the curved face, the focal length of the parabola is 40+/-2 mm, a light emitting opening of the reflector is circular, and the light emitting opening is formed by the two ends of the parabola. The gas discharge light source is contained in the reflector, the power of the gas discharge light source is 250 W, the length of a luminophor of the gas discharge light source is 31.5+/-2 mm, and the diameter of the luminophor is 12.5+/-2 mm. The built-in anti-dazzle grating comprises a first cylindrical light shield plate, a second cylindrical light shield plate, a third cylindrical light shield plate and two connecting plates, the diameter of the second cylindrical light shield plate ranges from the diameter of the first cylindrical light shield plate to the diameter of the third cylindrical light shield plate, the second cylindrical light shield plate, the first cylindrical light shield plate and the third cylindrical light shield plate are sequentially sleeved together, one end of each connecting plate penetrates through the third cylindrical light shield plate and the second cylindrical light shield plate and is connected with the peripheral edge of the first cylindrical light shield plate, and the other ends of the connecting plates are connected with the reflection face of the reflector. The ceiling type gas discharge lamp can prevent dazzle light and is small in influence on the light distribution effect.
Description
[technical field]
The present invention relates to a kind of lighting, particularly relate to a kind of ceiling mounting type gas-discharge lamp.
[background technology]
Ceiling mounting type gas-discharge lamp is used for babysbreath pattern of lighting, is arranged on the top of building.Because the light-emitting area of ceiling mounting type gas-discharge lamp is downward, the pedestrian walked under lamp is easy to the glow discharge spot lamp seeing ceiling mounting type gas-discharge lamp when coming back, because the luminous flux of glow discharge spot lamp is large, easy injury human eye, prior art just carries out interception light by the edge of lamp reflector self, and the irradiating angle of ceiling mounting type gas-discharge lamp self is generally 80 ° ~ 45 °, that is lamp installation 12 meters is high, on horizontal plane, people's distance light fixture 10 meters is far away, look squarely the light source luminescent body that (people visual angle at eye level is 90 °) just can see ceiling mounting type gas-discharge lamp, injury is shone into eyes.
Although some traditional ceiling mounting type gas-discharge lamp adopts anti-dazzle grating to block, but it changes original light distribution effect greatly.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide a kind of ceiling mounting type gas-discharge lamp that dazzle can be prevented less on light distribution effect impact again.
A kind of ceiling mounting type gas-discharge lamp, it comprises:
Reflector, its reflecting surface is to be rotated a circle the curved surface formed around symmetry axis by parabola, and described parabolical focal length is 40 ± 2 millimeters, and the light-emitting window of described reflector is circular, and described light-emitting window is formed by described parabolical two ends, described symmetry axis is the optical axis of described reflector;
Glow discharge spot lamp, is arranged on the top of described reflector, and described glow discharge spot lamp is positioned on the optical axis of described reflector; Described glow discharge spot lamp power is 250 watts, and the length of the illuminator of described glow discharge spot lamp is 31.5 ± 2 millimeters, and the diameter of illuminator is 12.5 ± 2 millimeters; And
Built-in anti-dazzle grating, be arranged on the light-emitting window place of described reflector, described built-in anti-dazzle grating comprises the first cylindrical shape shadow shield, second cylindrical shape shadow shield, 3rd cylindrical shape shadow shield and two connecting plates, the diameter of described second cylindrical shape shadow shield is greater than the diameter of described first cylindrical shape shadow shield, and be less than the diameter of described 3rd cylindrical shape shadow shield, and described 3rd cylindrical shape shadow shield, described second cylindrical shape shadow shield and described first cylindrical shape shadow shield are set-located successively, one end of described connecting plate is connected with the outer peripheral edge of described first cylindrical shape shadow shield through after described 3rd cylindrical shape shadow shield and described second cylindrical shape shadow shield, the other end is connected with the reflecting surface of described reflector, the two ends of described first cylindrical shape shadow shield, the second cylindrical shape shadow shield and the 3rd cylindrical shape shadow shield are respectively light inlet and light-emitting window, and the light-emitting window of described first cylindrical shape shadow shield, the second cylindrical shape shadow shield and the 3rd cylindrical shape shadow shield is all concordant with the light-emitting window of described reflector, the height of described second cylindrical shape shadow shield is less than the height of described first cylindrical shape shadow shield, and is greater than the height of described 3rd cylindrical shape shadow shield.
The built-in anti-dazzle grating of above-mentioned ceiling mounting type gas-discharge lamp adopts three sections of highly different shadow shields, i.e. the first cylindrical shape shadow shield, the second cylindrical shape shadow shield and the 3rd cylindrical shape shadow shield, its shading angle is different, and the light-emitting window of each columnar shadow shield is concordant with the light-emitting window of reflector, thus effectively control the irradiating angle of ceiling mounting type gas-discharge lamp, avoid producing dazzle; Further, above-mentioned ceiling mounting type gas-discharge lamp adopts this built-in anti-dazzle grating not have much affect to light distribution effect.Therefore, above-mentioned ceiling mounting type gas-discharge lamp can prevent dazzle less on light distribution effect impact again.
Wherein in an embodiment, described two connecting plates are arranged along the diameter of described 3rd cylindrical shape shadow shield, and are symmetrical arranged compared to described first cylindrical shape shadow shield.
Wherein in an embodiment, the end that described connecting plate is connected with the reflecting surface of described reflector is arc, and closes with the matching form of the reflecting surface of described reflector.
Wherein in an embodiment, the width of described connecting plate is less than the height of described 3rd cylindrical shape shadow shield.
Wherein in an embodiment, the diameter of the light-emitting window of described reflector is 554 ± 5 millimeters, and the length of described reflector is 479.56 ± 5 millimeters.
Wherein in an embodiment, the width of described connecting plate equals the height of described 3rd cylindrical shape shadow shield substantially.
Wherein in an embodiment, the top of described reflector is provided with installing hole, and described glow discharge spot lamp is through described installing hole.
Wherein in an embodiment, described installing hole is circular, and its perforate radius is 80 ± 5 millimeters.
Wherein in an embodiment, the shading angle of described first cylindrical shape shadow shield is 19.65 ± 2 degree ~ 8.15 ± 2 degree, the shading angle of described second cylindrical shape shadow shield is 30.87 ± 2 degree ~ 19.65 ± 2 degree, and the shading angle of described 3rd cylindrical shape shadow shield is 39.13 ± 2 degree ~ 30.87 ± 2 degree.
Wherein in an embodiment, the free end of the shell of described glow discharge spot lamp is relative with the light inlet of described second cylindrical shape shadow shield, and there is spacing.
[accompanying drawing explanation]
Fig. 1 is the axial sectional view of the ceiling mounting type gas-discharge lamp of embodiment of the present invention;
Fig. 2 is the stereogram of the built-in anti-dazzle grating of the ceiling mounting type gas-discharge lamp shown in Fig. 1;
Fig. 3 is the top view of the built-in anti-dazzle grating of the ceiling mounting type gas-discharge lamp shown in Fig. 1;
Fig. 4 is the side view of the built-in anti-dazzle grating of the ceiling mounting type gas-discharge lamp shown in Fig. 1;
Fig. 5 is the side view at another visual angle of the built-in anti-dazzle grating of the ceiling mounting type gas-discharge lamp shown in Fig. 1;
Fig. 6 is the schematic diagram of the irradiating angle when ceiling mounting type gas-discharge lamp shown in Fig. 1 does not adopt built-in anti-dazzle grating;
Fig. 7 is the schematic diagram of the irradiating angle when ceiling mounting type gas-discharge lamp shown in Fig. 1 adopts built-in anti-dazzle grating;
Fig. 8 is the distribution curve flux figure when ceiling mounting type gas-discharge lamp shown in Fig. 1 does not adopt built-in anti-dazzle grating;
Fig. 9 is the distribution curve flux figure when ceiling mounting type gas-discharge lamp shown in Fig. 1 adopts built-in anti-dazzle grating.
[detailed description of the invention]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Refer to Fig. 1, the ceiling mounting type gas-discharge lamp 100 of embodiment of the present invention, it comprises reflector 110, glow discharge spot lamp 120 and built-in anti-dazzle grating 130, reflector 110 reflexes to built-in anti-dazzle grating 130 for being emitted beam by glow discharge spot lamp 120, and is penetrated by built-in anti-dazzle grating 130.
The reflecting surface of reflector 110 is to be rotated a circle the curved surface formed around symmetry axis by parabola.Parabolical focal length is 40 ± 2 millimeters.The light-emitting window of reflector 110 is circular, and light-emitting window is formed by parabolical two ends, and symmetry axis is the optical axis of reflector 110.
Specifically in the illustrated embodiment in which, the diameter of the light-emitting window of reflector 110 is 554 ± 5 millimeters, the length of reflector 110 479.56 ± 5 millimeters.Wherein, the length of the diameter of the light-emitting window of reflector 110 and reflector 110 can be arranged according to the length of the refractive body of parabolical focal length and glow discharge spot lamp 120 and diameter.
Further, the top of reflector 110 is provided with installing hole, and glow discharge spot lamp 120 is through the installing hole of reflector 110.Preferably, installing hole is circular, and its perforate radius is 80 ± 5 millimeters.The perforate radius of installing hole can be arranged according to the diameter of glow discharge spot lamp 120.
Glow discharge spot lamp 120 is housed in reflector 110, and is arranged on the top of reflector 110.Glow discharge spot lamp 120 is positioned on the optical axis of reflector 110.Specifically in the illustrated embodiment in which, the length of the illuminator of glow discharge spot lamp 120 is 31.5 ± 2 millimeters, and the diameter of illuminator is 12.5 ± 2 millimeters.
See also Fig. 2 to Fig. 5, built-in anti-dazzle grating 130 is arranged on the light-emitting window place of reflector 110.Built-in anti-dazzle grating 130 comprises the first cylindrical shape shadow shield 131, second cylindrical shape shadow shield 132, the 3rd cylindrical shape shadow shield 133 and two connecting plates 134.The diameter of the second cylindrical shape shadow shield 132 is greater than the diameter of the first cylindrical shape shadow shield 131, and be less than the diameter of the 3rd cylindrical shape shadow shield 133, and the 3rd cylindrical shape shadow shield 133, second cylindrical shape shadow shield 132 and the first cylindrical shape shadow shield 131 are set-located successively, one end of connecting plate 134 is connected with the outer peripheral edge of the first cylindrical shape shadow shield 131 through after the 3rd cylindrical shape shadow shield 133 and the second cylindrical shape shadow shield 132, and the other end is connected with the reflecting surface of reflector 110.The two ends of the first cylindrical shape shadow shield 131, second cylindrical shape shadow shield 132 and the 3rd cylindrical shape shadow shield 133 are respectively light inlet and light-emitting window, and the light-emitting window of the first cylindrical shape shadow shield 131, second cylindrical shape shadow shield 132 and the 3rd cylindrical shape shadow shield 133 is all concordant with the light-emitting window of reflector 110.The height of the second cylindrical shape shadow shield 132 is less than the height of the first cylindrical shape shadow shield 131, and is greater than the height of the 3rd cylindrical shape shadow shield 133.
Concrete in the illustrated embodiment in which, two connecting plates 134 are arranged along the diameter of the 3rd cylindrical shape shadow shield 133, and are symmetrical arranged compared to the first cylindrical shape shadow shield 131.Because two connecting plates 134 are symmetrical arranged, it can be stablized and is arranged in the light-emitting window of reflector 110 by built-in anti-dazzle grating 130.
Further, the end that connecting plate 134 is connected with the reflecting surface of reflector 110 is arc, and closes with the matching form of the reflecting surface of reflector 110.Because the matching form of the shape of the end of connecting plate 134 and the reflecting surface of reflector 110 closes, built-in anti-dazzle grating 130 is just held in the light-emitting window of reflector 110.
Further, the width of connecting plate 134 is less than the height of the 3rd cylindrical shape shadow shield 133, makes connecting plate 134 can not affect the shaded effect of the 3rd cylindrical shape shadow shield 133.
In other embodiments, the width of connecting plate 134 equals the height of the 3rd cylindrical shape shadow shield 133 substantially, when affecting the shaded effect of the 3rd cylindrical shape shadow shield 133, improves the bonding strength of built-in anti-dazzle grating 130 and reflector 110 as early as possible.
Further, glow discharge spot lamp 120 power is 250 watts, and the free end of the shell of glow discharge spot lamp 120 is relative with the light inlet of the second cylindrical shape shadow shield 132, and there is spacing.Specifically in the illustrated embodiment in which, glow discharge spot lamp 120 is Ou Silang POWERSTAR HQI-T250W/D, Europe superscript 250W light source.
Refer to Fig. 6, for ceiling mounting type gas-discharge lamp 100 of the present invention does not adopt the light-out effect schematic diagram of above-mentioned built-in anti-dazzle grating 130 shown in figure, as seen from the figure, its irradiating angle is comparatively large, easily produces dazzle.Refer to Fig. 7, for ceiling mounting type gas-discharge lamp 100 of the present invention have employed the light-out effect schematic diagram of above-mentioned built-in anti-dazzle grating 130 shown in figure, irradiating angle can be reduced by built-in anti-dazzle grating 130.
Refer to Fig. 1, above-mentioned built-in anti-dazzle grating 130 adopts three sections of highly different shadow shields, i.e. the first cylindrical shape shadow shield 131, second cylindrical shape shadow shield 132 and the 3rd cylindrical shape shadow shield 133, its shading angle is different, such as, in the illustrated embodiment in which, the shading angle of the first cylindrical shape shadow shield 131 is 19.65 ± 2 degree ~ 8.15 ± 2 degree, the shading angle of the second cylindrical shape shadow shield 132 is 30.87 ± 2 degree ~ 19.65 ± 2 degree, and the shading angle of the 3rd cylindrical shape shadow shield 133 is 39.13 ± 2 degree ~ 30.87 ± 2 degree.It can thus be appreciated that the irradiating angle of ceiling mounting type gas-discharge lamp 100 narrows down within 30 degree, that is, ground staff can see that the angle of light source narrows down within 30 degree.Only have the personnel when ground to go to immediately below light fixture, head lifts just can see glow discharge spot lamp 120, experiences dazzle, under normal circumstances in the 100 times walkings of above-mentioned ceiling mounting type gas-discharge lamp, also can not experience dazzle because labour contractor lifts level.
Refer to Fig. 8 and Fig. 9, pass through simplation verification, to add after built-in anti-dazzle grating 130 light distribution effect without too large impact, wherein, Fig. 8 is the light distribution effect that ceiling mounting type gas-discharge lamp 100 of the present invention does not adopt above-mentioned built-in anti-dazzle grating 130, and Fig. 9 is the light distribution effect that ceiling mounting type gas-discharge lamp 100 of the present invention have employed above-mentioned built-in anti-dazzle grating 130.
The built-in anti-dazzle grating 130 of above-mentioned ceiling mounting type gas-discharge lamp 100 adopts three sections of highly different shadow shields, i.e. the first cylindrical shape shadow shield 131, second cylindrical shape shadow shield 132 and the 3rd cylindrical shape shadow shield 133, its shading angle is different, and the light-emitting window of each columnar shadow shield is concordant with the light-emitting window of reflector 110, thus effectively control the irradiating angle of ceiling mounting type gas-discharge lamp 100, avoid producing dazzle; Further, above-mentioned ceiling mounting type gas-discharge lamp 100 adopts this built-in anti-dazzle grating 130 pairs of light distribution effects not have much affect.Therefore, above-mentioned ceiling mounting type gas-discharge lamp 100 can prevent dazzle less on light distribution effect impact again.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a ceiling mounting type gas-discharge lamp, is characterized in that, comprising:
Reflector, its reflecting surface is to be rotated a circle the curved surface formed around symmetry axis by parabola, and described parabolical focal length is 40 ± 2 millimeters, and the light-emitting window of described reflector is circular, and described light-emitting window is formed by described parabolical two ends, described symmetry axis is the optical axis of described reflector;
Glow discharge spot lamp, is arranged on the top of described reflector, and described glow discharge spot lamp is positioned on the optical axis of described reflector; Described glow discharge spot lamp power is 250 watts, and the length of the illuminator of described glow discharge spot lamp is 31.5 ± 2 millimeters, and the diameter of illuminator is 12.5 ± 2 millimeters; And
Built-in anti-dazzle grating, be arranged on the light-emitting window place of described reflector, described built-in anti-dazzle grating comprises the first cylindrical shape shadow shield, second cylindrical shape shadow shield, 3rd cylindrical shape shadow shield and two connecting plates, the diameter of described second cylindrical shape shadow shield is greater than the diameter of described first cylindrical shape shadow shield, and be less than the diameter of described 3rd cylindrical shape shadow shield, and described 3rd cylindrical shape shadow shield, described second cylindrical shape shadow shield and described first cylindrical shape shadow shield are set-located successively, one end of described connecting plate is connected with the outer peripheral edge of described first cylindrical shape shadow shield through after described 3rd cylindrical shape shadow shield and described second cylindrical shape shadow shield, the other end is connected with the reflecting surface of described reflector, the two ends of described first cylindrical shape shadow shield, the second cylindrical shape shadow shield and the 3rd cylindrical shape shadow shield are respectively light inlet and light-emitting window, and the light-emitting window of described first cylindrical shape shadow shield, the second cylindrical shape shadow shield and the 3rd cylindrical shape shadow shield is all concordant with the light-emitting window of described reflector, the height of described second cylindrical shape shadow shield is less than the height of described first cylindrical shape shadow shield, and is greater than the height of described 3rd cylindrical shape shadow shield.
2. ceiling mounting type gas-discharge lamp as claimed in claim 1, it is characterized in that, described two connecting plates are arranged along the diameter of described 3rd cylindrical shape shadow shield, and are symmetrical arranged compared to described first cylindrical shape shadow shield.
3. ceiling mounting type gas-discharge lamp as claimed in claim 2, it is characterized in that, the end that described connecting plate is connected with the reflecting surface of described reflector is arc, and closes with the matching form of the reflecting surface of described reflector.
4. ceiling mounting type gas-discharge lamp as claimed in claim 2, it is characterized in that, the width of described connecting plate is less than the height of described 3rd cylindrical shape shadow shield.
5. ceiling mounting type gas-discharge lamp as claimed in claim 1, it is characterized in that, the diameter of the light-emitting window of described reflector is 554 ± 5 millimeters, and the length of described reflector is 479.56 ± 5 millimeters.
6. ceiling mounting type gas-discharge lamp as claimed in claim 1, it is characterized in that, the width of described connecting plate equals the height of described 3rd cylindrical shape shadow shield substantially.
7. ceiling mounting type gas-discharge lamp as claimed in claim 1, it is characterized in that, the top of described reflector is provided with installing hole, and described glow discharge spot lamp is through described installing hole.
8. ceiling mounting type gas-discharge lamp as claimed in claim 7, is characterized in that, described installing hole is circular, and its perforate radius is 80 ± 5 millimeters.
9. ceiling mounting type gas-discharge lamp as claimed in claim 8, it is characterized in that, the shading angle of described first cylindrical shape shadow shield is 19.65 ± 2 degree ~ 8.15 ± 2 degree, the shading angle of described second cylindrical shape shadow shield is 30.87 ± 2 degree ~ 19.65 ± 2 degree, and the shading angle of described 3rd cylindrical shape shadow shield is 39.13 ± 2 degree ~ 30.87 ± 2 degree.
10. ceiling mounting type gas-discharge lamp as claimed in claim 1, it is characterized in that, the free end of the shell of described glow discharge spot lamp is relative with the light inlet of described first cylindrical shape shadow shield, and there is spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310207067.8A CN104214680A (en) | 2013-05-29 | 2013-05-29 | Ceiling type gas discharge lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310207067.8A CN104214680A (en) | 2013-05-29 | 2013-05-29 | Ceiling type gas discharge lamp |
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| Publication Number | Publication Date |
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| CN104214680A true CN104214680A (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310207067.8A Pending CN104214680A (en) | 2013-05-29 | 2013-05-29 | Ceiling type gas discharge lamp |
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| CN (1) | CN104214680A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1965194A (en) * | 2004-04-06 | 2007-05-16 | 约翰·沃里克·埃里莫 | Light absorbing elements |
| CN200996576Y (en) * | 2006-08-25 | 2007-12-26 | 佛山市南海德珂照明电器有限公司 | Glare chimney |
| CN102759071A (en) * | 2011-04-25 | 2012-10-31 | 海洋王照明科技股份有限公司 | Anti-dazzle device of searchlight and searchlight |
| CN104214684A (en) * | 2013-05-29 | 2014-12-17 | 海洋王（东莞）照明科技有限公司 | Ceiling type gas discharge lamp |
-
2013
- 2013-05-29 CN CN201310207067.8A patent/CN104214680A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1965194A (en) * | 2004-04-06 | 2007-05-16 | 约翰·沃里克·埃里莫 | Light absorbing elements |
| CN200996576Y (en) * | 2006-08-25 | 2007-12-26 | 佛山市南海德珂照明电器有限公司 | Glare chimney |
| CN102759071A (en) * | 2011-04-25 | 2012-10-31 | 海洋王照明科技股份有限公司 | Anti-dazzle device of searchlight and searchlight |
| CN104214684A (en) * | 2013-05-29 | 2014-12-17 | 海洋王（东莞）照明科技有限公司 | Ceiling type gas discharge lamp |
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Application publication date: 20141217 |
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