CN102062354A - Lampshade of straight type lamp - Google Patents
Lampshade of straight type lamp Download PDFInfo
- Publication number
- CN102062354A CN102062354A CN2009102248053A CN200910224805A CN102062354A CN 102062354 A CN102062354 A CN 102062354A CN 2009102248053 A CN2009102248053 A CN 2009102248053A CN 200910224805 A CN200910224805 A CN 200910224805A CN 102062354 A CN102062354 A CN 102062354A
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- lampshade
- reflecting
- reflecting portion
- fluorescent tube
- light
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Abstract
The invention discloses a lampshade of a straight type lamp. The inner wall of the lampshade is provided with a reflecting plate; the reflecting plate is provided with one or more step-shaped reflecting parts extending longitudinally along the direction of a lamp tube; and each step-shaped reflecting part is provided with a reflecting surface which reflects the received light emitted by the lamp tube to a light receiving surface region. By the lampshade of the straight type lamp, the step-shaped reflecting part of the reflecting plate can reflect the light emitted by the lamp tube to a low-luminance region, so that the luminance of the low-luminance region can be improved, the distance between the lamp tube and a reflecting angle can be increased, the using amount of the lamp tube can be reduced, and the using efficiency of light can be improved.
Description
Technical field
The present invention relates to field of light fittings, relate in particular to a kind of lampshade of straight type lamp.
Background technology
Electric light is used quite extensive in daily life, the quality of electric light has direct influence to people's production and life.Current straight type lamp is used for people in daily working and learning more, wherein straight type lamp adopts fluorescent lamp (being low pressure mercury lamp) more, it is to utilize the radiation ultraviolet ray in discharge process of hypobaric mercury vapour, thereby it is luminous to make fluorescent material send the principle of visible light, so it belongs to low pressure arc discharge light source.Two filaments are housed in the fluorescent lamp.Scribble electronic emission material triplex carbonate (brium carbonate, strontium carbonate and calcium carbonate) on the filament, be commonly called as the electronics powder.Under the alternating voltage effect, filament is alternately as negative electrode and anode.Tube inner wall scribbles fluorescent material.Be filled with argon gas and a spot of mercury of 400Pa-500Pa pressure in the pipe.After the energising, liquid mercury flashes to the mercury vapour that pressure is 0.8Pa.Under electric field action, mercury atom constantly is provoked into excitation state from reset condition, and spontaneous transition is to ground state then, and (main peak value wavelength is 253.7nm, accounts for the 70-80% of whole radiant energy to give off the ultraviolet ray of wavelength 253.7nm and 185nm; The minor peaks wavelength is 185nm, account for whole radiant energy 10%), to discharge unnecessary energy.Fluorescent material sends visible light after absorbing ultraviolet emittance.Fluorescent material difference, the light that sends are also different, the cause of Here it is fluorescent lamp can make white and various colours.Because the electric energy major part that fluorescent lamp consumed is used for producing ultraviolet ray, therefore, the luminous efficiency of fluorescent lamp is present comparatively energy-conservation electric light source usually than incandescent lamp and halogen tungsten lamp height.
In current various light fixtures, the effect of reflex reflector is also very important, in the high light fixture of reflector efficiency, can significantly improve rate of energy, meets the energy theory of current environmental protection.
As shown in Figure 1, between fluorescent tube and fluorescent tube, has only reflecting angle in the current light fixture, cause the optical plane brightness in fluorescent tube and reflecting angle the place ahead higher, and between fluorescent tube and reflecting angle reflector not, cause herein reflective inadequate, produce the dark space, cause the distance between fluorescent tube and the fluorescent tube to be restricted, reduced the service efficiency of the light of light fixture.
Therefore the structural design of a kind of new lampshade of current needs solves the problems referred to above.
Summary of the invention
Technical problem to be solved by this invention provides a kind of lampshade of straight type lamp, solves reflector generation dark space in the current light fixture, causes the distance between fluorescent tube and the fluorescent tube to be restricted, and needs to adopt more fluorescent tube to improve the problem of illuminance.
In order to address the above problem, the invention provides a kind of lampshade of straight type lamp, the inwall of this lampshade has reflector, described reflector has one or more stepped light-reflecting portion along fluorescent tube direction longitudinal extension, described stepped light-reflecting portion has reflective surface, and the light that is sent by fluorescent tube that this reflective surface will receive reflects to the sensitive surface zone.
Further, above-mentioned lampshade also can comprise, constitutes a stepped light-reflecting portion group by a plurality of continuous described stepped light-reflecting portion, and described reflector has a plurality of described stepped light-reflecting portion groups.
Further, above-mentioned lampshade also can comprise, is parallel to the reflective surface of described sensitive surface in the described reflector, and the extended line of this reflective surface is positioned at a side at the section center of described fluorescent tube, and this sensitive surface is positioned at the opposite side at the section center of this fluorescent tube.
Further, above-mentioned lampshade can comprise that also described stepped light-reflecting portion is positioned at the side of described fluorescent tube.
Further, above-mentioned lampshade can comprise that also described stepped light-reflecting portion is between two adjacent fluorescent tubes.
Further, above-mentioned lampshade can comprise that also described reflector also comprises reflecting angle, and this reflecting angle is positioned at the below at the section center of described fluorescent tube, and the section center of this fluorescent tube is pointed in the end of its drift angle, and the line at the both ends at its base angle is parallel to described sensitive surface.
Further, above-mentioned lampshade can comprise that also reflective surface links to each other with the end at a base angle of described reflecting angle in the described stepped light-reflecting portion.
Further, above-mentioned lampshade also can comprise, two with described stepped light-reflecting portion that described reflecting angle links to each other in reflective surface, be left-right symmetry with the end of passing described reflecting angle drift angle perpendicular to the straight line of described sensitive surface.
Further, above-mentioned lampshade can comprise that also the cross section of described stepped light-reflecting portion is a broken line shape, camber line shape or shaped form.
Further, above-mentioned lampshade can comprise that also the substrate of described reflector is a metallic plate, and described metallic plate is aluminium sheet or steel plate;
Described substrate is a white.
Compared with prior art, use the present invention, the stepped light-reflecting portion of reflector can reflex to the light that fluorescent tube sent low brightness area, can improve the brightness of low brightness area, thereby the distance between fluorescent tube and the reflecting angle is strengthened, can reduce the fluorescent tube use amount, improve the service efficiency of light.
Description of drawings
Fig. 1 is the schematic diagram that reflector reflects in the current light fixture;
Fig. 2 is the schematic diagram that the reflector of lampshade reflects among the present invention;
Fig. 3 to Fig. 7 is the shape schematic diagram of the cross section of the stepped light-reflecting portion of lampshade among the present invention.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 2, a kind of lampshade of straight type lamp, the inwall of this lampshade has reflector, described reflector has one or more stepped light-reflecting portion along fluorescent tube direction longitudinal extension, described stepped light-reflecting portion has reflective surface, and the light that is sent by described fluorescent tube that this reflective surface will receive reflects to the sensitive surface zone.
Described fluorescent tube can be straight type lamp.
By using lampshade of the present invention, wherein the stepped light-reflecting portion of reflector can reflex to the light that fluorescent tube sent low brightness area, can improve the brightness of low brightness area, thereby the distance between fluorescent tube and the reflecting angle is strengthened, can reduce the fluorescent tube use amount, improve the service efficiency of light.
Constitute a stepped light-reflecting portion group by a plurality of continuous described stepped light-reflecting portion, described reflector has a plurality of described stepped light-reflecting portion groups.
The reflective surface that is parallel to described sensitive surface in the described reflector, the extended line of this reflective surface are positioned at a side at the section center of described fluorescent tube, and this sensitive surface is positioned at the opposite side at the section center of this fluorescent tube.
Wherein, described stepped light-reflecting portion is positioned at the side of described fluorescent tube.
Wherein, described stepped light-reflecting portion is between two adjacent fluorescent tubes.
Described reflector also comprises reflecting angle, and this reflecting angle is positioned at the below at the section center of described fluorescent tube, and the section center of this fluorescent tube is pointed in the end of its drift angle, and the line at the both ends at its base angle is parallel to described sensitive surface.
Reflective surface links to each other with the end at a base angle of described reflecting angle in the described stepped light-reflecting portion.
Two with described stepped light-reflecting portion that described reflecting angle links to each other in reflective surface, be left-right symmetry with the end of passing described reflecting angle drift angle perpendicular to the straight line of described sensitive surface.
To shown in Figure 7, the cross section of described stepped light-reflecting portion is a broken line shape, camber line shape or shaped form as Fig. 3.Wherein, the cross section that Fig. 3 and Fig. 4 have described stepped light-reflecting portion is the state of broken line shape, and wherein the cross section of two stepped light-reflecting portion is oblique line and connects among Fig. 3, and the cross section of two stepped light-reflecting portion is horizontal line and connects among Fig. 4.
The reflective surface of two described successive steps can constitute a reflection part by linking to each other with reflecting angle, can have a plurality of reflection parts to link to each other among the present invention and constitute reflector, and the present invention does not do any qualification to this.
The substrate of described reflector is a metallic plate.
Described metallic plate is an aluminium sheet.
Described metallic plate is a steel plate.
The substrate of described reflector is a white.
The broken line of the reflective surface middle polyline reflective surface of the successive steps of described reflector also can be positioned at the both sides of reflecting angle peak broken line between fluorescent tube and reflecting angle, the present invention does not limit for its particular location.
The present invention does not do any qualification for the size of broken line reflective surface, and itself and sensitive surface angulation are not done any qualification.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with the people of this technology in the disclosed technical scope of the present invention; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (10)
1. the lampshade of a straight type lamp, the inwall of this lampshade has reflector, it is characterized in that,
Described reflector has one or more stepped light-reflecting portion along fluorescent tube direction longitudinal extension, and described stepped light-reflecting portion has reflective surface, and the light that is sent by fluorescent tube that this reflective surface will receive reflects to the sensitive surface zone.
2. lampshade as claimed in claim 1 is characterized in that,
Constitute a stepped light-reflecting portion group by a plurality of continuous described stepped light-reflecting portion, described reflector has a plurality of described stepped light-reflecting portion groups.
3. lampshade as claimed in claim 1 is characterized in that,
The reflective surface that is parallel to described sensitive surface in the described reflector, the extended line of this reflective surface are positioned at a side at the section center of described fluorescent tube, and this sensitive surface is positioned at the opposite side at the section center of this fluorescent tube.
4. lampshade as claimed in claim 1 is characterized in that,
Described stepped light-reflecting portion is positioned at the side of described fluorescent tube.
5. lampshade as claimed in claim 1 is characterized in that,
Described stepped light-reflecting portion is between two adjacent fluorescent tubes.
6. lampshade as claimed in claim 1 is characterized in that,
Described reflector also comprises reflecting angle, and this reflecting angle is positioned at the below at the section center of described fluorescent tube, and the section center of this fluorescent tube is pointed in the end of its drift angle, and the line at the both ends at its base angle is parallel to described sensitive surface.
7. lampshade as claimed in claim 6 is characterized in that,
Reflective surface links to each other with the end at a base angle of described reflecting angle in the described stepped light-reflecting portion.
8. lampshade as claimed in claim 7 is characterized in that,
Two with described stepped light-reflecting portion that described reflecting angle links to each other in reflective surface, be left-right symmetry with the end of passing described reflecting angle drift angle perpendicular to the straight line of described sensitive surface.
9. lampshade as claimed in claim 1 is characterized in that,
The cross section of described stepped light-reflecting portion is a broken line shape, camber line shape or shaped form.
10. lampshade as claimed in claim 1 is characterized in that,
The substrate of described reflector is a metallic plate, and described metallic plate is aluminium sheet or steel plate;
Described substrate is a white.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102248053A CN102062354A (en) | 2009-11-18 | 2009-11-18 | Lampshade of straight type lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102248053A CN102062354A (en) | 2009-11-18 | 2009-11-18 | Lampshade of straight type lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102062354A true CN102062354A (en) | 2011-05-18 |
Family
ID=43997753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102248053A Pending CN102062354A (en) | 2009-11-18 | 2009-11-18 | Lampshade of straight type lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102062354A (en) |
-
2009
- 2009-11-18 CN CN2009102248053A patent/CN102062354A/en active Pending
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: LI ZHONGKAI Free format text: FORMER OWNER: WANG MOWEN Effective date: 20120515 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100005 CHAOYANG, BEIJING TO: 100084 HAIDIAN, BEIJING |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20120515 Address after: 100084 116, 2202 North Main Street, Beijing, Haidian District, Zhongguancun Applicant after: Li Zhongkai Address before: 100005, Beijing, Chaoyang District city outside the East Gate outside the town of sun body manufacturing plant Applicant before: Wang Mowen |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110518 |