CN104766556A - Indicator light for emergency exit - Google Patents
Indicator light for emergency exit Download PDFInfo
- Publication number
- CN104766556A CN104766556A CN201410004242.8A CN201410004242A CN104766556A CN 104766556 A CN104766556 A CN 104766556A CN 201410004242 A CN201410004242 A CN 201410004242A CN 104766556 A CN104766556 A CN 104766556A
- Authority
- CN
- China
- Prior art keywords
- light
- light source
- emergency exit
- indicating lamp
- optical axis
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
Abstract
The invention provides an indicator light for an emergency exit. The indicator light comprises a light source, an anti-dazzling screen and a projection lens, wherein the projection lens is on the light path of the light source and used for refracting light emitted by the light source into patterned light beams to be projected to the ground and comprises a light incoming surface and a light outgoing surface; the light incoming surface is provided with a light incoming area; the anti-dazzling screen is provided with a notch and arranged on the light incoming surface; the light incoming area penetrates the notch to be exposed outside; the light outgoing surface comprises a first end and a second end which are respectively positioned on two sides of an optical axis; the light outgoing surface gradually extends from the first end to the second end in an inclined manner; the projection of the first end on the optical axis is between the projection of the second end on the optical axis and the light source; and the light beams refracted by the light outgoing surface and the first end are at the same side of the optical axis. The indicator light for the emergency exit can project the patterned light beams to the ground to guide people to escape in the direction indicated by the light beams.
Description
Technical field
The present invention relates to light structures, particularly relate to a kind of emergency exit indicating lamp with projection word beam functions.
Background technology
Current emergency exit sign board function singleness, can only make fire exit font show in board face by the luminescence of direction board built-in light source.When the serious smog of the condition of a fire is strong, escape personnel need bend over to advance or dense smoke above ground creeps to hide.Now escape personnel just cannot see the guide of the emergency exit sign board hung on above fire exit clearly, causes emergency exit sign board cannot play due effect, there is potential safety hazard.Therefore the problem that a kind of emergency exit indicating lamp with projection deixis is studied for industry is designed.
Summary of the invention
The object of the present invention is to provide a kind of emergency exit indicating lamp with projection deixis, by fire exit information projection to ground, the deixis of emergency exit indicating lamp can be increased.
In order to solve the problems of the technologies described above, the invention provides a kind of emergency exit indicating lamp, described emergency exit indicating lamp comprises light source, anti-dazzling screen and projection lens, for described light source issued light is reflected into the beam projection of pattern form to ground in the light path that described projection lens is positioned at described light source, described projection lens comprises incidence surface and exiting surface, described incidence surface is provided with light incidence section, the shape of described light incidence section is identical with the shape of described pattern, described anti-dazzling screen is provided with breach, described anti-dazzling screen is located on the incidence surface of described lens, and described light incidence section is exposed through described breach, described light source is just to the center of described projection lens, described exiting surface comprises first end and the second end, described first end and described second end lay respectively at the both sides of described optical axis, described exiting surface tilts to extend to described second end from described first end gradually, the projection of described first end on described optical axis is between the projection of described second end on described optical axis and described light source, the light beam reflected through described exiting surface and described first end are positioned at the same side of described optical axis.
Wherein, described emergency exit indicating lamp also comprises collector lens, and light source described in described collector lens shade, the light for being sent by described light source is focused to the incidence surface of described projection lens.
Wherein, described emergency exit indicating lamp comprises circuit board and battery, described light source is fixed on described circuit board, described battery be electrically connected to described circuit board for give described light source power supply, described collector lens is fixed to described circuit board, described collector lens is provided with receiving space, and described light source is contained in described receiving space.
Wherein, described exiting surface is the arc-shaped surface of evagination.
Wherein, described light incidence section comprises the 3rd end and the 4th end, described 3rd end and described 4th end lay respectively at two of described optical axis, described light incidence section tilts to extend to described 4th end from described 3rd end gradually, and described 3rd projection of end on described optical axis is between the projection of described 4th end on described optical axis and described light source.
Wherein, the surface of described light incidence section projects many toothrows tooth.
Wherein, the end to end continuous arrangement of described many toothrows tooth.
Wherein, described anti-dazzling screen is fixed on described incidence surface by the mode of viscose glue.
Wherein, described light source is yellow light LED lamp.
Wherein, the shape of described light incidence section is arrow-shaped.
Emergency exit indicating lamp provided by the invention, fire exit of the present invention instruction can the light beam of projective patterns shape to ground, the personnel of guide press light beam indicated direction and escape.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the perspective exploded view of a kind of emergency exit indicating lamp that better embodiment of the present invention provides;
Fig. 2 is the fitting plane schematic diagram of the emergency exit indicating lamp shown in Fig. 1;
Fig. 3 is the schematic perspective view after the projection lens of the emergency exit indicating lamp shown in Fig. 1 and anti-dazzling screen are assembled; And
Fig. 4 is a kind of emergency exit indicating lamp ray cast schematic diagram that invention better embodiment provides.
Embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
The present invention relates to a kind of emergency exit indicating lamp 100, be installed on the wall of escape way, for projecting beam to the ground of escape way, and the light beam projected has the function of safety guidance, such as, projective patterns is arrow pattern, is used in reference to the person's of inducing one escape direction.
Refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, described emergency exit indicating lamp 100 comprises light source 10, anti-dazzling screen 20 and projection lens 30, for described light source 10 issued light is reflected into the beam projection of pattern form to ground in the light path that described projection lens 30 is positioned at described light source 10, described projection lens 30 comprises incidence surface 32 and exiting surface 34, described incidence surface 32 is provided with light incidence section 322, the shape of described light incidence section 322 is identical with the shape of described pattern, described anti-dazzling screen 20 is provided with breach 22, described anti-dazzling screen 20 is located on the incidence surface 32 of described projection lens 30, and described light incidence section 322 is exposed through described breach 22, described light source 10 is just to the center of described projection lens 30, described exiting surface 34 comprises first end 342 and the second end 344, described first end 342 and described second end 344 lay respectively at the both sides of the optical axis A of described light source 10, described exiting surface 34 tilts to extend to described second end 344 from described first end 342 gradually, the projection of described first end 342 on described optical axis is between the projection of described second end 344 on described optical axis A and described light source 10, the light beam reflected through described exiting surface 34 and described first end 342 are positioned at the same side of described optical axis A.
Specifically, the light beam being projected to ground by projection lens 30 is positioned at the oblique below of emergency exit indicating lamp 100, in an emergency exit indicating lamp 100, arrange two groups there is the projection lens 30 of inclination projection function and corresponding light source 10, the light of light source 10 tilts towards lower-left projecting beam by one of them projection lens 30, the light of light source 10 tilts towards bottom right projecting beam by another projection lens 30, like this, emergency exit indicating lamp 100 be incident upon the light beam on ground scope spread, large-scale light beam is more conducive to guiding direction.
Emergency exit indicating lamp 100 provided by the invention can the light beam of projective patterns shape to ground, the personnel of guide press light beam indicated direction and escape.
Described emergency exit indicating lamp 100 also comprises collector lens 40, and light source 10 described in described collector lens 40 shade, the light for being sent by described light source 10 is focused to the incidence surface 32 of described projection lens 30.The light cover that light source 10 can send by collector lens 40 to the light incidence section 322 of projection lens 30, and makes uniform light distribute.
Described emergency exit indicating lamp 100 comprises circuit board 50 and battery 60, described light source 10 is fixed on described circuit board 50, described battery 60 is electrically connected to described circuit board 50 for powering to described light source 10, described collector lens 40 is fixed to described circuit board 50, described collector lens 40 is provided with receiving space, and described light source 10 is contained in described receiving space.
The arc-shaped surface of described exiting surface 34 in evagination, makes the homogenizer distribution being projected to ground through exiting surface 34.
Described light incidence section 322 comprises the 3rd end 3222 and the 4th end 3224, described 3rd end 3222 and described 4th end 3224 lay respectively at two of described optical axis A, described light incidence section 322 tilts to extend to described 4th end 3224 from described 3rd end 3222 gradually, and the projection of described 3rd end 3222 on described optical axis A is between the projection of described 4th end 3224 on described optical axis A and described light source 10.The light incidence section 322 tilting to extend can make the pattern form of light incidence section 322 have large area, makes the pattern form being projected to the light beam on ground through projection lens 30 have larger scope like this.
The surface of described light incidence section 322 projects many toothrows tooth.Described many toothrows tooth is the arrangement mode drawn by optical software board design, and overall one-tenth pattern form, in present embodiment, the shape of described light incidence section 322 is arrow-shaped.The end to end continuous arrangement of described many toothrows tooth.The light incidence section 322 of many toothrows tooth can make light beam be reflected by Multiple Superposition, makes the light beam being finally projected to ground have homogeneity.
Described anti-dazzling screen 20 is fixed on described incidence surface 32 by the mode of viscose glue.Described anti-dazzling screen 20 is that one side is for glue flake structure.
Described light source 10 is yellow light LED lamp.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. an emergency exit indicating lamp, it is characterized in that, described emergency exit indicating lamp comprises light source, anti-dazzling screen and projection lens, for described light source issued light is reflected into the beam projection of pattern form to ground in the light path that described projection lens is positioned at described light source, described projection lens comprises incidence surface and exiting surface, described incidence surface is provided with light incidence section, the shape of described light incidence section is identical with the shape of described pattern, described anti-dazzling screen is provided with breach, described anti-dazzling screen is located on the incidence surface of described projection lens, and described light incidence section is exposed through described breach, described light source is just to the center of described projection lens, described exiting surface comprises first end and the second end, described first end and described second end lay respectively at the both sides of the optical axis of described light source, described exiting surface tilts to extend to described second end from described first end gradually, the projection of described first end on described optical axis is between the projection of described second end on described optical axis and described light source, the light beam reflected through described exiting surface and described first end are positioned at the same side of described optical axis.
2. emergency exit indicating lamp according to claim 1, is characterized in that, described emergency exit indicating lamp also comprises collector lens, and light source described in described collector lens shade, the light for being sent by described light source is focused to the incidence surface of described projection lens.
3. emergency exit indicating lamp according to claim 2, it is characterized in that, described emergency exit indicating lamp comprises circuit board and battery, described light source is fixed on described circuit board, described battery be electrically connected to described circuit board for give described light source power supply, described collector lens is fixed to described circuit board, and described collector lens is provided with receiving space, and described light source is contained in described receiving space.
4. emergency exit indicating lamp according to claim 1, is characterized in that, described exiting surface is the arc-shaped surface of evagination.
5. emergency exit indicating lamp according to claim 1, it is characterized in that, described light incidence section comprises the 3rd end and the 4th end, described 3rd end and described 4th end lay respectively at two of described optical axis, described light incidence section tilts to extend to described 4th end from described 3rd end gradually, and described 3rd projection of end on described optical axis is between the projection of described 4th end on described optical axis and described light source.
6. emergency exit indicating lamp according to claim 5, is characterized in that, the surface of described light incidence section projects many toothrows tooth.
7. emergency exit indicating lamp according to claim 6, is characterized in that, the end to end continuous arrangement of described many toothrows tooth.
8. emergency exit indicating lamp according to claim 1, is characterized in that, described anti-dazzling screen is fixed on described incidence surface by the mode of viscose glue.
9. emergency exit indicating lamp according to claim 1, is characterized in that, described light source is yellow light LED lamp.
10. the emergency exit indicating lamp according to claim 1-9 any one, is characterized in that, the shape of described light incidence section is arrow-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004242.8A CN104766556A (en) | 2014-01-03 | 2014-01-03 | Indicator light for emergency exit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004242.8A CN104766556A (en) | 2014-01-03 | 2014-01-03 | Indicator light for emergency exit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104766556A true CN104766556A (en) | 2015-07-08 |
Family
ID=53648346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410004242.8A Pending CN104766556A (en) | 2014-01-03 | 2014-01-03 | Indicator light for emergency exit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104766556A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302387A (en) * | 2017-09-28 | 2018-07-20 | 敦南科技（无锡）有限公司 | A kind of ultraviolet source gain module |
| CN108630120A (en) * | 2018-06-15 | 2018-10-09 | 珠海市伟伦节能科技有限公司 | A kind of emergent direction instruction component of dynamic |
| CN108847165A (en) * | 2018-06-15 | 2018-11-20 | 珠海市伟伦节能科技有限公司 | A kind of dynamic projecting direction instruction component and its application method |
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| JP2002049341A (en) * | 2000-08-03 | 2002-02-15 | Hitachi Plant Eng & Constr Co Ltd | Information display device and information display method |
| CN2552765Y (en) * | 2002-06-17 | 2003-05-28 | 上海宜兰汽车配件制造有限公司 | Lighting pedal structure for car |
| CN2725938Y (en) * | 2004-07-19 | 2005-09-14 | 颖台科技股份有限公司 | Direct falling type backlight module tructure of high uniformity illuminating |
| CN2786420Y (en) * | 2005-05-10 | 2006-06-07 | 巨虹电子股份有限公司 | LED traffic signal lamp |
| CN2888576Y (en) * | 2006-02-21 | 2007-04-11 | 上海圣禄汽车配件制造有限公司 | Improvement of refracting structure in the bottom of separated illuminating pattern |
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| CN103185233A (en) * | 2011-12-30 | 2013-07-03 | 中强光电股份有限公司 | Backlight module |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302387A (en) * | 2017-09-28 | 2018-07-20 | 敦南科技（无锡）有限公司 | A kind of ultraviolet source gain module |
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| CN108630120A (en) * | 2018-06-15 | 2018-10-09 | 珠海市伟伦节能科技有限公司 | A kind of emergent direction instruction component of dynamic |
| CN108847165A (en) * | 2018-06-15 | 2018-11-20 | 珠海市伟伦节能科技有限公司 | A kind of dynamic projecting direction instruction component and its application method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150708 |
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| RJ01 | Rejection of invention patent application after publication |