CN203223822U - Secondary reflection type LED operation shadowless lamp - Google Patents
Secondary reflection type LED operation shadowless lamp Download PDFInfo
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- CN203223822U CN203223822U CN2013201814027U CN201320181402U CN203223822U CN 203223822 U CN203223822 U CN 203223822U CN 2013201814027 U CN2013201814027 U CN 2013201814027U CN 201320181402 U CN201320181402 U CN 201320181402U CN 203223822 U CN203223822 U CN 203223822U
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Abstract
The utility model provides a secondary reflection type LED operation shadowless lamp which comprises a lamp support, an LED lamp set, a mirror surface light return cover, an adjustable reflection cone mirror, a light focus handle and a lamp panel. The mirror surface light return cover is a reversed bowl-shaped shell body, the inner layer of the mirror surface light return cover is a mirror surface, the mirror surface light return cover is fixedly connected with the lamp support, the LED lamp set is installed on the top face inside the mirror surface light return cover, the lamp panel is installed on the bottom face of the mirror surface light return cover, the adjustable reflection cone mirror is in a circular cone shape, the side face of the adjustable reflection cone mirror is a mirror surface, the adjustable reflection cone mirror is located at the lower end of the LED lamp set, and the point end of the adjustable reflection cone mirror faces upward and is rightly opposite to the center position of the LED lamp set. The secondary reflection type LED operation shadowless lamp effectively avoids the discomfort feeling caused by direct light, solves the problem of visual fatigue when a surgeon works for a long time, accordingly, effectively improves the quality of an operation and reduces occurrence probability of medical accidents.
Description
Technical field
The utility model relates to the LED operation shadowless lamp, refers to a kind of secondary reflection formula LED operation shadowless lamp especially.
Background technology
Traditional in the past is short, shortcoming such as caloric value is high, and power consumption is big of lamp life-span of the operation shadowless lamp that passes through the light echo speculum of light source with the Halogen lamp LED, lacks human oriented design.And having advantages such as colour rendering is good, luminous efficiency is high, heat radiation is low, the life-span is long with respect to Halogen lamp LED, the LED lamp has been widely applied to the operation shadowless lamp field.But the LED lamp needs just can reach every technical requirements such as illuminance with the combination of some LED lamp owing to self power reason, and therefore LED lamp operation shadowless lamp all adopts many group combinations in the market.But the dull and stereotyped direct-injection type LED operation shadowless lamp of this adjustable angle, owing to be not to adopt the light echo reflection and the light direct projection of directly using the large tracts of land lamp, bring many uncomfortable sensations such as dazzling of personnel's light under the shadowless lamp, thereby the visual fatigue problem that can cause operative doctor to work long hours, and then influence operation quality.
The utility model content
In order to overcome above-mentioned shortcoming, the utility model proposes a kind of secondary reflection formula LED operation shadowless lamp.A kind of secondary reflection formula LED operation shadowless lamp that the utility model proposes, efficiently solve the many uncomfortable sensation that direct light causes, also solved the visual fatigue problem that operative doctor works long hours, thereby effectively improved the operation quality and reduce the malpractice odds.
The technical solution of the utility model is achieved in that
A kind of secondary reflection formula LED operation shadowless lamp, wherein, comprise: lamp bracket, LED lamp group, minute surface light echo cover, regulating reflection cone mirror and optically focused handle, light panel, described minute surface light echo cover is the back-off bowl-shaped shell, described minute surface light echo cover internal layer is minute surface, described minute surface light echo cover is fixedlyed connected with lamp bracket, and described minute surface light echo cover inside top surface is installed LED lamp group, and light panel is installed in the bottom surface of described minute surface light echo cover;
Described regulating reflection cone mirror is coniform, and the side of described regulating reflection cone mirror is minute surface, and described regulating reflection cone mirror is positioned at LED lamp group lower end, and the point upward of described regulating reflection cone mirror is over against the center of LED lamp group;
Described LED lamp group comprises LED lamp holder and aperture cover, and the inner surface of described aperture cover is minute surface, and the outer surface of described aperture cover is black side, and described aperture cover is cylindric, and the described aperture enclosure is in LED lamp holder outer ring; The height of described aperture cover is 20mm～35mm, and the bottom surface diameter of described regulating reflection cone mirror and the bottom surface diameter ratio of aperture cover are 1.4～1.5;
Described optically focused handle wears the center with light panel, and described optically focused handle is fixed on the lamp bracket, and regulating reflection cone mirror is installed in the upper end of described optically focused handle.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp, wherein, described LED lamp holder comprises that several LED lamp pearl groups reach corresponding with it lens, radiator, connecting plate, lens platen, described every group of LED lamp pearl group by 5～6 each other the LED lamp pearl of both positive and negative polarity series connection be fixed on the aluminium substrate and form, described every group of LED lamp pearl group is fixed on the connecting plate by aluminium substrate, described connecting plate is fixed on the radiator, described every group of LED lamp pearl group surface pressure is established lens, and all lens platens press lens and are fixed on the connecting plate.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp wherein, also comprises chassis and decorations circle, described regulating reflection cone mirror is installed on the chassis, and described chassis is installed in the upper end of optically focused handle, cylindric decorations circle is set between described chassis and the light panel, and described decorations circle outer surface is black.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp, wherein, described optically focused handle comprises lifting screw, lifting stop screw, miniature lever, sterile handle, described sterile handle is wrapped in the skin of miniature lever, the lower end of described lifting screw is connected with miniature lever, the upper end of described lifting screw is connected with base under the regulating reflection cone mirror, and described lifting screw intermediate lateral arranges the spacing screw rod of lifting.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp wherein, comprises that also described controller and LED lamp holder are electrically connected in order to regulate colour temperature brightness to regulate the controller that LED drives.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp, wherein, described light panel is lucite.
The utility model compact conformation, colour temperature, intensity of illumination, colour rendering index and do not have the shadow degree and all reach optimum efficiency, good heat dissipation effect.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of secondary reflection formula of the utility model LED operation shadowless lamp;
Fig. 2 is A place enlarged drawing among Fig. 1.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Fig. 1-2, a kind of secondary reflection formula LED operation shadowless lamp, wherein, comprise: lamp bracket 100, LED lamp group 200, minute surface light echo cover 300, regulating reflection cone mirror 400 and optically focused handle 500, light panel 600, described minute surface light echo cover 300 is the back-off bowl-shaped shell, described minute surface light echo cover 300 internal layers are minute surface, described minute surface light echo cover 300 is fixedlyed connected with lamp bracket 100, described minute surface light echo cover 300 inside top surface are installed LED lamp group 200, light panel 600 is installed in the bottom surface of described minute surface light echo cover 300, and described light panel 600 is lucite.
Described regulating reflection cone mirror 400 is coniform, the side of described regulating reflection cone mirror 400 is minute surface, described regulating reflection cone mirror 400 is positioned at LED lamp group 200 lower ends, and the point upward of described regulating reflection cone mirror 400 is over against the center of LED lamp group 200;
Described LED lamp group 200 comprises LED lamp holder 210 and aperture cover 220, and the inner surface of described aperture cover 220 is minute surface, plays the light harvesting effect, avoids the loss of light energy; The outer surface of described aperture cover 220 is black side, can not allow the light that impinges upon outer surface reflect away in the work again.Described aperture cover 220 is cylindric, and described aperture cover 220 is enclosed within LED lamp holder 210 outer rings; The height of described aperture cover 220 is 20mm～35mm.Aperture cover 220 highly plays anti-scatter light and influences spotlight effect, but highly too high can blocking reflected reflection ray on the cone project on the reflector, therefore when lamp bracket 100 bottom surface diameters were the 700mm lamp, aperture cover height was 35mm to the bottom from the lamp face; When lamp bracket 100 bottom surface diameters were 500mm, aperture cover height was 20mm to the bottom from the lamp face.
The bottom surface diameter of described regulating reflection cone mirror 400 and the bottom surface diameter ratio of aperture cover 220 are 1.4～1.5.The bottom surface diameter of regulating reflection cone mirror 400 is based on following two factors greater than aperture cover 220 diameters: the one, and led light source forms a light angle under the effect of lens firing angle, when regulating reflection cone mirror 400 and 210 in LED lamp holder were transferred to ultimate range, its irradiation light was on regulating reflection cone mirror 400 and can cause astigmatism below the reflection direct irradiation; The 2nd, regulating reflection cone mirror 400 bottom surface diameters greater than aperture cover 220 diameters be utilize principle of reflection after; the thorn eye of led light source plays relative protective effect can avoid the eyes of personnel under the direct projection lamp under the blocking of regulating reflection cone mirror 400 as far as possible; according to test, the bottom surface diameter of described regulating reflection cone mirror and the bottom surface diameter ratio of aperture cover are 1.4～1.5.
Described optically focused handle 500 wears the center with light panel 600, and described optically focused handle 500 is fixed on the lamp bracket 100, and regulating reflection cone mirror 400 is installed in the upper end of described optically focused handle 500.
Minute surface light echo cover 300 time mainly is LED lamp holder 210 light sources to be shone the primary event light that regulating reflection cone mirror 400 produces to carry out secondary reflection again to minute surface light echo cover 300 in work, and is focused into hot spot and reaches no shadow effect.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp, wherein, described LED lamp holder 210 comprises that several LED lamp pearl groups 211 reach corresponding with it lens 212, radiator 213, connecting plate 214, lens platen 215, described every group of LED lamp pearl group 211 by 5～6 each other the LED lamp pearl of both positive and negative polarity series connection be fixed on the aluminium substrate and form, described every group of LED lamp pearl group 211 is fixed on the connecting plate 214 by aluminium substrate, described connecting plate 214 is fixed on the radiator 213, described every group of LED lamp pearl organized 211 surface pressure and establishes lens 212, and all lens platens 215 press lens 212 and are fixed on the connecting plate 214.
This lamp group is reasonable in design, arrange N LED lamp pearl group 211 according to the degree demand, and be the intersection circular arrangement around the center, each LED lamp pearl heat is transmitted to top radiator 213 by aluminium substrate and tight obedient aluminium connecting plate 214 during 210 work of LED lamp holder, with direct contact of minute surface light echo cover 300 and lamp bracket 100 spread heat transmission outside is reached the overall thermal balance by radiator 213 again, thereby also reached the relatively stable of illumination.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp, wherein, also comprise chassis 410 and decorations circle 420, described regulating reflection cone mirror 400 is installed on the chassis 410, described chassis 410 is installed in the upper end of optically focused handle 500, cylindric decorations circle 420 is set between described chassis 410 and the light panel 600, and it is black that described decorations enclose 420 outer surfaces.This decorations circle 420 not only plays the effect of decorative appearance to integral body, the most important thing is, the black of decorations circle 420 outer surfaces also can absorb and stop the reflection of unnecessary light.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp, wherein, described optically focused handle 500 comprises lifting screw 510, lifting stop screw 520, miniature lever 530, sterile handle 540, described sterile handle 540 is wrapped in the skin of miniature lever 530, the lower end of described lifting screw 510 is connected with miniature lever 530, the upper end of described lifting screw 510 is connected with base 410 under the regulating reflection cone mirror 400, and described lifting screw 510 intermediate lateral arrange the spacing screw rod 520 of lifting.
Minute surface made progress over against the LED lamp group 200 on top when regulating reflection cone mirror 400 was installed, and on the chassis 410, when led light source irradiation regulating reflection cone mirror 400, regulating reflection cone mirror 400 just reflexes to light on the minute surface light echo cover 300, and chassis 410 connects with lifting screw 510, the sterile handle that links by turn and lifting screw 510, lifting stop screw 520 reaches along screw bolt seat gathering sill direction under the helicla flute effect of lifting screw 510 and moves up and down, realize the adjusting of focus between regulating reflection cone mirror 400 and the minute surface light echo cover 300, play spotlight effect, thereby make a certain position reach desirable operation hot spot.
Above-mentioned a kind of secondary reflection formula LED operation shadowless lamp wherein, comprises that also described controller 700 is electrically connected with LED lamp holder 210 in order to regulate colour temperature brightness to regulate the controller 700 that LED drives.Controller 700 is LED driving power and control colour temperature brightness regulation part, and the colour temperature brightness of controlling led drive circuit and adjusting LED in the instruction of partly sending according to the colour temperature brightness regulation respectively changes.
The utility model compact conformation, colour temperature, intensity of illumination, colour rendering index and do not have the shadow degree and all reach optimum efficiency, good heat dissipation effect.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. secondary reflection formula LED operation shadowless lamp, it is characterized in that, comprise: lamp bracket, LED lamp group, minute surface light echo cover, regulating reflection cone mirror and optically focused handle, light panel, described minute surface light echo cover is the back-off bowl-shaped shell, described minute surface light echo cover internal layer is minute surface, described minute surface light echo cover is fixedlyed connected with lamp bracket, and described minute surface light echo cover inside top surface is installed LED lamp group, and light panel is installed in the bottom surface of described minute surface light echo cover;
Described regulating reflection cone mirror is coniform, and the side of described regulating reflection cone mirror is minute surface, and described regulating reflection cone mirror is positioned at LED lamp group lower end, and the point upward of described regulating reflection cone mirror is over against the center of LED lamp group;
Described LED lamp group comprises LED lamp holder and aperture cover, and the inner surface of described aperture cover is minute surface, and the outer surface of described aperture cover is black side, and described aperture cover is cylindric, and the described aperture enclosure is in LED lamp holder outer ring; The height of described aperture cover is 20mm～35mm, and the bottom surface diameter of described regulating reflection cone mirror and the bottom surface diameter ratio of aperture cover are 1.4～1.5;
Described optically focused handle wears the center with light panel, and described optically focused handle is fixed on the lamp bracket, and regulating reflection cone mirror is installed in the upper end of described optically focused handle.
2. a kind of secondary reflection formula LED operation shadowless lamp according to claim 1, it is characterized in that, described LED lamp holder comprises that several LED lamp pearl groups reach corresponding with it lens, radiator, connecting plate, the lens platen, described every group of LED lamp pearl group by 5～6 each other the LED lamp pearl of both positive and negative polarity series connection be fixed on the aluminium substrate and form, described every group of LED lamp pearl group is fixed on the connecting plate by aluminium substrate, described connecting plate is fixed on the radiator, described every group of LED lamp pearl group surface pressure is established lens, and all lens platens press lens and are fixed on the connecting plate.
3. a kind of secondary reflection formula LED operation shadowless lamp according to claim 1, it is characterized in that, also comprise chassis and decorations circle, described regulating reflection cone mirror is installed on the chassis, described chassis is installed in the upper end of optically focused handle, cylindric decorations circle is set between described chassis and the light panel, and described decorations circle outer surface is black.
4. a kind of secondary reflection formula LED operation shadowless lamp according to claim 3, it is characterized in that, described optically focused handle comprises lifting screw, lifting stop screw, miniature lever, sterile handle, described sterile handle is wrapped in the skin of miniature lever, the lower end of described lifting screw is connected with miniature lever, the upper end of described lifting screw is connected with base under the regulating reflection cone mirror, and described lifting screw intermediate lateral arranges the spacing screw rod of lifting.
5. a kind of secondary reflection formula LED operation shadowless lamp according to claim 1 is characterized in that, comprises that also described controller and LED lamp holder are electrically connected in order to regulate colour temperature brightness to regulate the controller that LED drives.
6. a kind of secondary reflection formula LED operation shadowless lamp according to claim 1 is characterized in that described light panel is lucite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201814027U CN203223822U (en) | 2013-04-11 | 2013-04-11 | Secondary reflection type LED operation shadowless lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201814027U CN203223822U (en) | 2013-04-11 | 2013-04-11 | Secondary reflection type LED operation shadowless lamp |
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| Publication Number | Publication Date |
|---|---|
| CN203223822U true CN203223822U (en) | 2013-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201814027U Expired - Fee Related CN203223822U (en) | 2013-04-11 | 2013-04-11 | Secondary reflection type LED operation shadowless lamp |
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| Country | Link |
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| CN (1) | CN203223822U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100878A (en) * | 2013-04-11 | 2014-10-15 | 上海吉顺医疗器械制造有限公司 | Secondary reflection type LED (light-emitting diode) shadowless lamp for operation |
| CN105465618A (en) * | 2014-09-30 | 2016-04-06 | 日亚化学工业株式会社 | Lighting device and lighting fixture |
| CN106500019A (en) * | 2016-12-21 | 2017-03-15 | 广东多姆多电子科技有限公司 | A kind of free from glare realizes the dental operating light of accurate hot spot |
| CN107388184A (en) * | 2017-07-14 | 2017-11-24 | 上海碧健光电科技有限公司 | Operation shadowless lamp light engine and shadowless lamp |
-
2013
- 2013-04-11 CN CN2013201814027U patent/CN203223822U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100878A (en) * | 2013-04-11 | 2014-10-15 | 上海吉顺医疗器械制造有限公司 | Secondary reflection type LED (light-emitting diode) shadowless lamp for operation |
| CN105465618A (en) * | 2014-09-30 | 2016-04-06 | 日亚化学工业株式会社 | Lighting device and lighting fixture |
| CN106500019A (en) * | 2016-12-21 | 2017-03-15 | 广东多姆多电子科技有限公司 | A kind of free from glare realizes the dental operating light of accurate hot spot |
| CN107388184A (en) * | 2017-07-14 | 2017-11-24 | 上海碧健光电科技有限公司 | Operation shadowless lamp light engine and shadowless lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20190411 |