CN101852338B - Spotlight-floodlight portable lamp - Google Patents
Spotlight-floodlight portable lamp Download PDFInfo
- Publication number
- CN101852338B CN101852338B CN2009101062659A CN200910106265A CN101852338B CN 101852338 B CN101852338 B CN 101852338B CN 2009101062659 A CN2009101062659 A CN 2009101062659A CN 200910106265 A CN200910106265 A CN 200910106265A CN 101852338 B CN101852338 B CN 101852338B
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- Prior art keywords
- floodlight
- reflecting surface
- optically focused
- reflector
- illuminator
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Abstract
The invention relates to a spotlight-floodlight portable lamp which comprises a lamp head housing and a luminous body and a reflector arranged in the lamp head housing, wherein the reflector is positioned below the luminous body and comprises a spotlight reflection surface used for spotlight reflection and a floodlight reflection surface used for floodlight reflection; and the spotlight-floodlight portable lamp further comprises a rotary support which is used for mounting the luminous body and carrying the luminous body to selectively turn to the spotlight reflection surface or the floodlight reflection surface, the rotary support is rotatably connected with the lamp head housing, and the rotary support is positioned between the upper end surface of the lamp head housing and the reflector. The spotlight-floodlight portable lamp is matched with the spotlight reflection surface and the floodlight reflection surface of the reflector by rotating the luminous body and realizes the conversion between floodlight lighting and spotlight lighting by using one luminous body and one reflector, thereby having the advantages of simple structure and convenient use.
Description
Technical field
The present invention relates to the portable lamp field, more particularly, relate to a kind of portable floodlight-condensing lamp of realizing poly-floodlighting function.
Background technology
Portable lamp in use often need be in spotlighting and two kinds of light illumination mode conversions of floodlighting.Existing portable lamp is generally realized poly-floodlighting in the following ways, first kind is to utilize two light sources, a light source is realized spotlighting, the another one light source is realized floodlighting, on a portable lamp, be equipped with two light sources, increase the size of light fixture on the one hand, increased cost on the other hand, and make difficulty.Second kind is to adopt the structure of optically focused reflector and floodlight reflector serial connection to realize poly-floodlighting, realize the conversion of spotlighting and floodlighting by moving forward and backward of light source or one of them reflector, this structural stability is poor, and be not easy to find focus, two also phase mutual interference easily of reflector, the very difficult integrality that guarantees hot spot.The third adopts set of lenses to realize poly-floodlighting, though this mode illumination is even, cost is more expensive, and very big, not energy-conservation to the light efficiency influence.
Summary of the invention
The technical problem to be solved in the present invention is, at the poly-floodlighting effect defect of bad of the above-mentioned portable lamp of prior art, provides a kind of portable floodlight-condensing lamp easy to use simple and reliable for structure.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of portable floodlight-condensing lamp, comprise lamp shell and place described lamp shell interior illuminator and reflector, described reflector is positioned at the below of described illuminator, it is characterized in that described reflector comprises optically focused reflecting surface that is used for the optically focused reflection and the floodlight reflecting surface that is used for the floodlight reflection; Described portable floodlight-condensing lamp also comprises the runing rest that is used to install described illuminator and can selectively turns to described optically focused reflecting surface or described floodlight reflecting surface with described illuminator, described runing rest and described lamp shell are rotationally connected, the position of described runing rest between described lamp shell upper surface and reflector.
In portable floodlight-condensing lamp of the present invention, described reflector comprises separate an optically focused reflecting part and a floodlight reflecting part, described optically focused reflecting surface is arranged on the optically focused reflecting part, described floodlight reflecting surface is arranged on the floodlight reflecting part, described optically focused reflecting part and adjacent being in the same place of described floodlight photo-emission part.
In portable floodlight-condensing lamp of the present invention, described reflector is an integral structure, and a demifacet of described reflector is the optically focused reflecting surface, and another demifacet is the floodlight reflecting surface.
In portable floodlight-condensing lamp of the present invention, described optically focused reflecting surface is the circular arc minute surface, described floodlight reflecting surface is a circular arc camber, and described circular arc camber branch is set as several fritter curved surfaces, and the line of demarcation of described optically focused reflecting surface and floodlight reflecting surface is positioned at the centre of described reflector.
In portable floodlight-condensing lamp of the present invention, the optically focused reflecting surface of described reflector and the angle of floodlight reflecting surface are 90 degree, when described illuminator is positioned at the centre position, described illuminator is over against the line of demarcation of described floodlight reflecting surface and optically focused reflecting surface, described illuminator departs from centre position one side 45 under runing rest drives when spending over against described optically focused reflecting surface, and described illuminator departs from centre position opposite side 45 under runing rest drives when spending over against described floodlight reflecting surface.
In portable floodlight-condensing lamp of the present invention, described fritter curved surface is the aspheric curve of evagination.
In portable floodlight-condensing lamp of the present invention, the position of described runing rest between described lamp shell upper surface and reflector, described runing rest is a cross bar, at least one end of described cross bar runs through the sidewall of lamp shell; The end that described cross bar runs through the lamp shell sidewall is provided with the knob that is used to rotate this cross bar.
In portable floodlight-condensing lamp of the present invention, described knob extends joystick knob, and the outer wall of described lamp shell is provided with the baffle that is used to limit the described knob anglec of rotation that cooperates with described rotary handle.
In portable floodlight-condensing lamp of the present invention, described baffle comprises first baffle and second baffle, when described joystick knob contacts at described first baffle, illuminator is over against the optically focused reflecting surface of described reflector, when described knob wrist-watch contacted at described second baffle, illuminator was over against the floodlight reflecting surface of described reflector.
In portable floodlight-condensing lamp of the present invention, described illuminator is a led light source.
Implement portable floodlight-condensing lamp of the present invention, have following beneficial effect: portable floodlight-condensing lamp of the present invention cooperates with the optically focused reflecting surface and the floodlight reflecting surface of reflector by the rotation illuminator, realize the conversion of floodlighting and spotlighting with an illuminator and reflector, simple and reliable for structure, easy to use.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the schematic diagram of portable floodlight-condensing lamp of the present invention when being in spotlighting;
Fig. 2 is the schematic diagram of portable floodlight-condensing lamp of the present invention when being in floodlighting;
Fig. 3 is the cutaway view of portable floodlight-condensing lamp of the present invention.
The specific embodiment
As Fig. 1, Fig. 2 and shown in Figure 3, in an embodiment of portable floodlight-condensing lamp of the present invention, the lamp shell 10, illuminator 20 and the reflector that comprise an end opening, this portable floodlight-condensing lamp also comprises the runing rest 50 that is used to install illuminator 20 that is arranged in the lamp shell 10, this runing rest 50 is rotationally connected with lamp shell, between lamp shell 10 upper surfaces and reflector; Reflector is installed in the lamp head shell shell 10, be positioned at the below of illuminator 10, reflector comprises separate an optically focused reflecting part 30 and a floodlight reflecting part 40, the optically focused reflecting part is provided with the optically focused reflecting surface 31 that is used for the optically focused reflection, floodlight reflecting part 40 is provided with the floodlight reflecting surface 41 that is used for the floodlight reflection, general reflecting part 30 of optically focused and the floodlight reflecting part 40 adjacent inside that together are arranged on lamp shell 10; Runing rest 50 passes the sidewall of lamp shell 10 and can rotate relative to lamp shell 10, when being in spotlighting, runing rest 50 drives illuminator 20 and forwards to over against optically focused reflecting surface 31, and when being in floodlighting, runing rest 50 drives illuminator 20 and forwards to over against floodlight reflecting surface 41.
In the present embodiment, lamp shell 10 is square, illuminator 20 is a led light source, runing rest 50 is a cylindrical crossbar, position between lamp shell 10 upper surfaces and reflector, one end are run through the sidewall of lamp shell 10 and are provided with the knob 60 that is used to rotate this runing rest 50 at this end; Optically focused reflecting surface 31 is the circular arc minute surface, and floodlight reflecting surface 41 is a circular arc camber.Described circular arc camber branch is set as several fritter curved surfaces 42, the line of demarcation 32 of optically focused reflecting surface 31 and floodlight reflecting surface 41 is positioned at the centre of reflector, the angle of optically focused reflecting surface 31 and floodlight reflecting surface 41 is 90 degree, when illuminator 20 is positioned at the centre position, be illuminator 20 when being positioned at plane 80 shown in dotted lines in Figure 3, illuminator 20 is over against the line of demarcation 32 of optically focused reflecting surface 31 and floodlight reflecting surface 41; Referring to Fig. 1, when illuminator 20 departs from centre position one side 45 under the drive of runing rest 50, illuminator 20 is over against the optically focused reflecting surface 31 of reflector, and the light that illuminator 20 sends forms the optically focused hot spot after the reflection of optically focused reflecting surface 31 optically focused, satisfy the needs of spotlighting; Referring to Fig. 2, when illuminator 20 departs from centre position opposite side 45 and spends under the drive of runing rest 50, illuminator 20 is over against the floodlight reflecting surface 41 of reflector, the light that illuminator 20 sends forms the floodlight hot spot after fritter curved surface 42 reflections of floodlight reflecting surface 41, to satisfy the needs of floodlighting, in order to obtain better floodlighting effect, the fritter curved surface 42 of described circular arc camber is the aspheric curve of evagination.
Referring to Fig. 1 and Fig. 2, in the embodiment of portable floodlight-condensing lamp of the present invention, the rotation of runing rest 50 is extended rotary handle 61 by knob 60 for convenience.The outer wall of lamp shell 10 is provided with the baffle that is used to limit knob 60 anglecs of rotation that cooperates with rotary handle 61, described baffle comprises first baffle 71 and second baffle 72, when joystick knob 61 contacts at described first baffle 71, illuminator 20 is over against the optically focused reflecting surface 31 of reflector, when described joystick knob 61 contacts at described second baffle 72, illuminator 20 is over against the floodlight reflecting surface 41 of reflector, design guarantees that runing rest 50 rotational angles can be not excessive like this, thereby illuminator 20 can guarantee the illuminating effect of light fixture over against light reflection surface when guaranteeing to use.
In portable floodlight-condensing lamp of the present invention, reflector also can be an integral structure, and a demifacet of reflector is the optically focused reflecting surface, and another demifacet is the floodlight reflecting surface.
Reflector is no matter be made up of separate optically focused reflecting part 30 and floodlight reflecting part 40, and still integrated, the reflector body all is fixed on the inside of lamp shell 10 by support or connector.
In conjunction with the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (8)
1. portable floodlight-condensing lamp, comprise lamp shell and place described lamp shell interior illuminator and reflector, described reflector is positioned at the below of described illuminator, it is characterized in that described reflector comprises optically focused reflecting surface that is used for the optically focused reflection and the floodlight reflecting surface that is used for the floodlight reflection; Described portable floodlight-condensing lamp comprises also and is used to the runing rest that described illuminator also can selectively turn to described optically focused reflecting surface or described floodlight reflecting surface with described illuminator is installed that described runing rest and described lamp shell are rotationally connected;
The position of described runing rest between described lamp shell upper surface and reflector, described runing rest are a cross bar, and at least one end of described cross bar runs through the sidewall of lamp shell; The end that described cross bar runs through the lamp shell sidewall is provided with the knob that is used to rotate this cross bar;
The optically focused reflecting surface of described reflector and the angle of floodlight reflecting surface are 90 degree, when described illuminator is positioned at the centre position, described illuminator is over against the line of demarcation of described floodlight reflecting surface and optically focused reflecting surface, described illuminator departs from centre position one side 45 under runing rest drives when spending over against described optically focused reflecting surface, and described illuminator departs from centre position opposite side 45 under runing rest drives when spending over against described floodlight reflecting surface.
2. have more the described portable floodlight-condensing lamp of claim 1, it is characterized in that, described reflector comprises separate an optically focused reflecting part and a floodlight reflecting part, described optically focused reflecting surface is arranged on the optically focused reflecting part, described floodlight reflecting surface is arranged on the floodlight reflecting part, described optically focused reflecting part and adjacent being in the same place of described floodlight reflecting part.
3. portable floodlight-condensing lamp according to claim 1 is characterized in that, described reflector is an integral structure, and a demifacet of described reflector is the optically focused reflecting surface, and another demifacet is the floodlight reflecting surface.
4. according to each described portable floodlight-condensing lamp of claim 1 to 3, it is characterized in that, described optically focused reflecting surface is the circular arc minute surface, described floodlight reflecting surface is a circular arc camber, described circular arc camber branch is set as several fritter curved surfaces, and the line of demarcation of described optically focused reflecting surface and floodlight reflecting surface is positioned at the centre of described reflector.
5. portable floodlight-condensing lamp according to claim 4 is characterized in that, described fritter curved surface is the aspheric curve of evagination.
6. portable floodlight-condensing lamp according to claim 1 is characterized in that described knob extends joystick knob, and the outer wall of described lamp shell is provided with the baffle that is used to limit the described knob anglec of rotation that cooperates with described rotary handle.
7. portable floodlight-condensing lamp according to claim 6, it is characterized in that, described baffle comprises first baffle and second baffle, when described joystick knob contacts at described first baffle, illuminator is over against the optically focused reflecting surface of described reflector, when described joystick knob contacted at described second baffle, illuminator was over against the floodlight reflecting surface of described reflector.
8. portable floodlight-condensing lamp according to claim 1 is characterized in that, described illuminator is a led light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101062659A CN101852338B (en) | 2009-03-31 | 2009-03-31 | Spotlight-floodlight portable lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101062659A CN101852338B (en) | 2009-03-31 | 2009-03-31 | Spotlight-floodlight portable lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101852338A CN101852338A (en) | 2010-10-06 |
| CN101852338B true CN101852338B (en) | 2011-11-23 |
Family
ID=42803963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101062659A Expired - Fee Related CN101852338B (en) | 2009-03-31 | 2009-03-31 | Spotlight-floodlight portable lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101852338B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570713A (en) * | 2016-01-24 | 2016-05-11 | 深圳市源立信照明科技有限公司 | Mobile operation lamp with spotlight and floodlight |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6666565B2 (en) * | 2002-03-29 | 2003-12-23 | Arista Enterprises Inc. | Light emitting diode (LED) flashlight |
| US7073922B2 (en) * | 2002-02-12 | 2006-07-11 | Daisho Denki Inc. | Lighting fixture |
| CN201083357Y (en) * | 2007-10-12 | 2008-07-09 | 登冠科技股份有限公司 | LED lamp with light beam adjusting device |
| CN101832474A (en) * | 2009-03-13 | 2010-09-15 | 海洋王照明科技股份有限公司 | Floodlight-spotlight portable lamp |
-
2009
- 2009-03-31 CN CN2009101062659A patent/CN101852338B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7073922B2 (en) * | 2002-02-12 | 2006-07-11 | Daisho Denki Inc. | Lighting fixture |
| US6666565B2 (en) * | 2002-03-29 | 2003-12-23 | Arista Enterprises Inc. | Light emitting diode (LED) flashlight |
| CN201083357Y (en) * | 2007-10-12 | 2008-07-09 | 登冠科技股份有限公司 | LED lamp with light beam adjusting device |
| CN101832474A (en) * | 2009-03-13 | 2010-09-15 | 海洋王照明科技股份有限公司 | Floodlight-spotlight portable lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101852338A (en) | 2010-10-06 |
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Granted publication date: 20111123 Termination date: 20190331 |
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| CF01 | Termination of patent right due to non-payment of annual fee |