CN104266141A - Lampshade - Google Patents
Lampshade Download PDFInfo
- Publication number
- CN104266141A CN104266141A CN201410542131.2A CN201410542131A CN104266141A CN 104266141 A CN104266141 A CN 104266141A CN 201410542131 A CN201410542131 A CN 201410542131A CN 104266141 A CN104266141 A CN 104266141A
- Authority
- CN
- China
- Prior art keywords
- lampshade
- connecting ring
- light collecting
- collecting part
- cooling
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2101/00—Point-like light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
A lampshade comprises a light condenser portion and a cooling portion which is connected with the light condenser portion; the cooling portion is formed by shape memory alloy materials; the cooling portion comprises a connecting ring and a plurality of cooling fins which are connected with the cooling ring; the bending deformation towards to the direction far away from the light condenser portion can be produced when the cooling fins are heated to reach a preset temperature value. According to the lampshade, the deformation of the cooling fins which are formed by the shape memory alloy materials, far away from the direction of the lampshade, can be produced when the lampshade is heated, the cooling area of the lampshade and the cooling portion is expanded after the cooling fins are deviated from the light condenser portion, more cooling channels are vacated, and accordingly the air circulation of the outer surface of the lampshade speeds up, the improvement of the cooling efficiency of the lampshade is facilitated, and accordingly the cooling function on an LED (Light Emitting Diode) lamp is achieved.
Description
Technical field
The present invention relates to a kind of lampshade, specifically refer to a kind of lampshade with radiator structure.
Background technology
Lampshade is the one of LED accessory, is for better by light-ray condensing, makes light more concentrated softer, avoid LED lamplight direct projection dazzling.LED can produce a large amount of heat in luminescence process, if these heat can not distribute in time, will have influence on the service life of LED.But traditional lampshade only has the function of the function of light-ray condensing not dispelled the heat, or generate heat because it will gather light and cause radiating efficiency not high, this will have influence on the service life of LED.
Summary of the invention
Based on this, be necessary to provide a kind of radiating efficiency high, be convenient to the lampshade transported.
A kind of lampshade comprises: light collecting part, the radiating part be connected with light collecting part, radiating part is made up of shape memory alloy material, the many fin that radiating part comprises connecting ring and is connected with connecting ring, fin is heated when reaching preset temperature value and can produces to the Bending Deformation away from light collecting part direction.
In one of them embodiment, light collecting part is the circular arc shelly of semi-surrounding.
In one of them embodiment, fin comprises the deformations that connects connecting ring and is connected with deformations and the curved portions of arc in the form of sheets, curved portions inwall radius is equal with the exterior radius of light collecting part circular arc, and deformations is heated when reaching preset temperature value and can be produced to the Bending Deformation away from light collecting part direction.
In one of them embodiment, above-mentioned preset temperature value is 45 DEG C.
In one of them embodiment, connecting ring is tubulose, and fin is along one end arranged radially be connected with light collecting part of connecting ring.
In one of them embodiment, fin has multilayer along the axially-aligned of connecting ring.
In one of them embodiment, connecting ring inwall has several inwardly protruded holding sections.
In one of them embodiment, the flange that one end that light collecting part is connected with connecting ring has to extend internally, flange outward flange is connected with connecting ring.
Above-mentioned lampshade, have employed the structure made by marmem, and because marmem has SME, it can produce deformation after being heated.Fin Bending Deformation can be made after radiating part is heated, make fin depart from light collecting part, thus expand the area of dissipation of lampshade, abdicate multiple heat dissipation channel, accelerate the air circulation of lampshade outer surface, the heat rapid evacuation that LED is produced, in air, improves radiating efficiency.And when lampshade temperature reduces, fin is retracted to light collecting part outer wall, be conducive to the dust reducing light collecting part surface, improve radiating efficiency, reduced volume is conducive to depositing and transporting simultaneously.
Because curved portions inwall radius is equal with the exterior radius of arc light collecting part, under making normality like this, fin can be close to light collecting part outer wall, and after lampshade is heated, deformations is heated and is bent upwards deformation, multi-layer heat dissipation sheet can provide larger area of dissipation, thus improves the radiating efficiency of lampshade.
Accompanying drawing explanation
Fig. 1 is the structural representation of the lampshade closure state of an embodiment of the present invention;
Fig. 2 is the exploded perspective view of lampshade described in Fig. 1;
Fig. 3 is the structural representation of lampshade open configuration described in Fig. 1;
Fig. 4 is the structural representation of the lampshade multilayer open configuration of the another kind of embodiment of the present invention;
In accompanying drawing, the implication of each label is:
10-lampshade;
110-light collecting part, 111-flange;
120-radiating part, 121-connecting ring, 122-fin, 1221-deformations, 1222-curved portions;
123-holding section.
Detailed description of the invention
Embodiment 1
As shown in Figure 1-Figure 3, it is the structural representation of the lampshade 10 of an embodiment of the present invention, and wherein acquiescence Fig. 1 is lampshade 10 closure state is general state.Fig. 2 is the exploded perspective view of lampshade described in Fig. 1 10.Fig. 3 is the structural representation of lampshade described in Fig. 1 10 open configuration.
This lampshade 10 comprises: light collecting part 110, the radiating part 120 be connected with light collecting part 110.Radiating part 120 is made up of shape memory alloy material, the integrated molding structure of preferred radiating part 120.The many fin 122 that radiating part 120 comprises connecting ring 121 and is connected with connecting ring 121.Fin 122 is heated when reaching preset temperature value and can produces to the Bending Deformation away from light collecting part 110 direction.
Light collecting part 110 is the circular arc shelly of semi-surrounding.
Fin 122 comprises the deformations 1221 that connects connecting ring 121 and is connected with deformations 1221 and the curved portions 1222 of arc in the form of sheets, curved portions 1222 inwall radius is equal with the exterior radius of light collecting part 110 circular arc, and deformations 1221 is heated when reaching preset temperature value and can be produced to the Bending Deformation away from light collecting part 110 direction.
Above-mentioned preset temperature value is 45 DEG C.
Connecting ring 121 is tubulose, preferably round tubular, and fin 122 is along one end arranged radially be connected with light collecting part 110 of connecting ring 121, preferably evenly distributed.
Connecting ring 121 inwall has several inwardly protruded holding sections 123, and preferred holding section 123 is strip and runs through whole connecting ring, and holding section 123 may be used for the aluminium base that catch surface is packaged with LED lamp bead.Upper end, holding section 123 is provided with screwed hole.
The flange 111 that one end that light collecting part 110 is connected with connecting ring 121 has one to extend internally, flange 111 outward flange is connected with connecting ring 121.
Above-mentioned lampshade 10, its LED lamp bead produce heat by board transport in radiating part 120 and light collecting part 110, because marmem has SME, namely when this material be heated reach martensite start temperature or more time, can distortion be produced.When material temperature is lower than martensite start temperature, can automatically return to the original form.In the present embodiment, the holding section 123 on connecting ring 121 may be used for engaging the aluminium base with LED lamp bead.After LED is opened, fin 122 can be heated and reach martensite start temperature and above-mentioned preset temperature, and fin 122 can produce to the Bending Deformation away from light collecting part 110 direction afterwards.Fin 122 is made to depart from light collecting part 110 outer surface, expand the area of dissipation of light collecting part 110 and radiating part 120, form more heat dissipation channel, the air of light collecting part 110 outer surface and fin 122 can unimpededly be flowed, thus the heat rapid evacuation produced by LED is in air.And when LED does not use, fin 122 shrinks because temperature declines, be conducive to the dust reducing lampshade 10 surface, improve radiating efficiency, there is effect attractive in appearance simultaneously.
Curved portions 1222 inwall radius is equal with the exterior radius of light collecting part 110 circular arc, when making that namely temperature return is to normal temperature under normality like this, deformations 1221 on fin 122 can resile and make curved portions 1222 just be close to light collecting part 110, and when deformations 1221 temperature reaches more than 45 DEG C, deformations 1221 can produce to the Bending Deformation away from light collecting part 110 direction, makes to form multiple gap for air circulation between fin 122 and light collecting part 110.
Aluminium base can be fixed by strip holding section 123, and the screwed hole be simultaneously provided with in upper end, strip holding section 123 can be used for the foreign objects such as suspension rod to connect.
Embodiment 2
Fig. 4 is the structural representation of the lampshade 10 multilayer open configuration of another embodiment of the present invention.
The present embodiment place different from embodiment 1 is: fin 122 has multilayer along the axially-aligned of connecting ring 121, and multi-layer heat dissipation sheet 122 can provide larger area of dissipation.Other structures are identical with embodiment 1, also can reach the effect identical with embodiment 1.
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 (8)
1. a lampshade, comprise: light collecting part (110), the radiating part (120) be connected with described light collecting part (110), it is characterized in that: described radiating part (120) is made up of shape memory alloy material, the many fin (122) that described radiating part (120) comprises connecting ring (121) and is connected with described connecting ring (121), described fin (122) is heated when reaching preset temperature value and can produces to the Bending Deformation away from described light collecting part (110) direction.
2. lampshade according to claim 1, is characterized in that: the circular arc shelly that described light collecting part (110) is semi-surrounding.
3. lampshade according to claim 1, it is characterized in that: described fin (122) comprises the deformations (1221) that connects described connecting ring (121) and is connected with described deformations (1221) and the curved portions (1222) of arc in the form of sheets, described curved portions (1222) inwall radius is equal with the exterior radius of described light collecting part (110) circular arc, and described deformations (1221) is heated when reaching described preset temperature value and can be produced to the Bending Deformation away from described light collecting part (110) direction.
4. the lampshade according to claim 1 or 3, is characterized in that: described preset temperature value is 45 DEG C.
5. lampshade according to claim 1, it is characterized in that: described connecting ring (121) is tubulose, described fin (122) is along one end arranged radially be connected with described light collecting part (110) of described connecting ring (121).
6. lampshade according to claim 1, is characterized in that: described fin (122) has multilayer along the axially-aligned of described connecting ring (121).
7. lampshade according to claim 1, is characterized in that: described connecting ring (121) inwall has several inwardly protruded holding sections (123).
8. lampshade according to claim 1, it is characterized in that: the flange (111) that the upper one end be connected with described connecting ring (121) of described light collecting part (110) has to extend internally, described flange (111) outward flange is connected with described connecting ring (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410542131.2A CN104266141A (en) | 2014-10-14 | 2014-10-14 | Lampshade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410542131.2A CN104266141A (en) | 2014-10-14 | 2014-10-14 | Lampshade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104266141A true CN104266141A (en) | 2015-01-07 |
Family
ID=52157693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410542131.2A Pending CN104266141A (en) | 2014-10-14 | 2014-10-14 | Lampshade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104266141A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238013A (en) * | 2017-06-29 | 2017-10-10 | 刘晓英 | One kind pressing desk lamp |
| CN107543108A (en) * | 2017-10-21 | 2018-01-05 | 长沙仲善新能源科技有限公司 | Solar LED illumination of plant building lamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0543408U (en) * | 1991-11-07 | 1993-06-11 | 高陵プラスチツクス工業株式会社 | lighting equipment |
| JP3005560U (en) * | 1994-06-23 | 1995-01-10 | 明夫 諸泉 | Flowering desk lamp |
| JPH0743784U (en) * | 1993-05-31 | 1995-09-12 | 兼光 原口 | Shape memory lighting equipment |
| JPH0877817A (en) * | 1994-09-01 | 1996-03-22 | Toyo Kako Kk | Lighting cover |
| DE102005042358B3 (en) * | 2005-09-07 | 2007-03-01 | Audi Ag | Lighting apparatus e.g. headlight, for use in motor vehicle, has reflectors, which are arranged behind one another, where each reflector is slotted several times so as to accommodate several fins that are swivelably supported |
| JP2011065795A (en) * | 2009-09-16 | 2011-03-31 | Toshiba Lighting & Technology Corp | Heat radiation adapter, lamp device, and lighting fixture |
| CN204127868U (en) * | 2014-10-14 | 2015-01-28 | 东莞市闻誉实业有限公司 | Lampshade |
-
2014
- 2014-10-14 CN CN201410542131.2A patent/CN104266141A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0543408U (en) * | 1991-11-07 | 1993-06-11 | 高陵プラスチツクス工業株式会社 | lighting equipment |
| JPH0743784U (en) * | 1993-05-31 | 1995-09-12 | 兼光 原口 | Shape memory lighting equipment |
| JP3005560U (en) * | 1994-06-23 | 1995-01-10 | 明夫 諸泉 | Flowering desk lamp |
| JPH0877817A (en) * | 1994-09-01 | 1996-03-22 | Toyo Kako Kk | Lighting cover |
| DE102005042358B3 (en) * | 2005-09-07 | 2007-03-01 | Audi Ag | Lighting apparatus e.g. headlight, for use in motor vehicle, has reflectors, which are arranged behind one another, where each reflector is slotted several times so as to accommodate several fins that are swivelably supported |
| JP2011065795A (en) * | 2009-09-16 | 2011-03-31 | Toshiba Lighting & Technology Corp | Heat radiation adapter, lamp device, and lighting fixture |
| CN204127868U (en) * | 2014-10-14 | 2015-01-28 | 东莞市闻誉实业有限公司 | Lampshade |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238013A (en) * | 2017-06-29 | 2017-10-10 | 刘晓英 | One kind pressing desk lamp |
| CN107543108A (en) * | 2017-10-21 | 2018-01-05 | 长沙仲善新能源科技有限公司 | Solar LED illumination of plant building lamp |
| CN107543108B (en) * | 2017-10-21 | 2019-11-26 | 山东云光照明有限公司 | Solar LED illumination of plant building lamp |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150107 |