CN2572552Y - High-power high-efficient cold cathode fluorescent lamp - Google Patents
High-power high-efficient cold cathode fluorescent lamp Download PDFInfo
- Publication number
- CN2572552Y CN2572552Y CN 02259927 CN02259927U CN2572552Y CN 2572552 Y CN2572552 Y CN 2572552Y CN 02259927 CN02259927 CN 02259927 CN 02259927 U CN02259927 U CN 02259927U CN 2572552 Y CN2572552 Y CN 2572552Y
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- China
- Prior art keywords
- lamp
- cold cathode
- cathode fluorescent
- lamp housing
- fluorescent tube
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- Expired - Lifetime
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Abstract
The utility model relates to a high-power high-efficiency cold cathode fluorescent lamp. The utility model comprises at least one cold cathode fluorescent lamp tube, one lamp shade casing, one lamp tube driver, and an electric connector, wherein, the lamp tube is bent into a cone shape or the bent shape is approximate to a cone shape, and the lamp tube is fixed in the lamp shade casing with good mechanical strength and a function of heat dissipation; the lamp shade casing is provided with a light transmission window; the shape of the lamp tube is similar to or the same with the shape of the inner wall of the lamp shade casing, the lamp tube is closely fixed on the lamp shade casing, and at least one position of the interval between the lamp tube and the lamp shade casing is provided with a fixed device for fixing, such as soft heat conducting adhesive, or silica gel, so that a cold cathode fluorescence lamp with the advantages of high power, high efficiency, and high mechanical strength is made. The utility model can be used for illuminous lamps, traffic lamps, automotive lamps, information displayers, etc.
Description
Technical field
What the present invention relates to is a kind of high-power high-efficiency cold cathode fluorescent lamp, is used for illumination, traffic lights, auto lamp and information demonstration etc.Can directly substitute existing tungsten lamp, tungsten halogen lamp, hot cathode electricity-saving lamp etc.
Background technology
Cold-cathode fluorescence lamp because have the long-life, save energy, advantage such as light modulation easily, anti-flicker, volume are little, be widely used in liquid crystal display back illumination etc. at present.It is compared with existing thermic cathode fluorimetric electricity-saving lamp, has longer useful life, and life-span and switch number of times are almost irrelevant, light modulation easily, advantages such as volume is little, thereby be subjected to user's welcome, developing into the new energy-saving lighting lamp of a class " economize on electricity saves money again ".Simultaneously, because it has the advantage of anti-flicker, also can be used for jumbotron, various information displays etc.
But when making the high-power high-efficiency cold cathode fluorescent lamp, because the power of lamp is big, the heat that fluorescent tube produces is difficult for leaving, and the temperature of lamp is risen, and causes the interior mercury vapor pressure of fluorescent tube too high, and luminous efficiency descends.High-power lamp need use long fluorescent tube simultaneously, and the fluorescent tube of cold-cathode fluorescence lamp is generally thinner, and for example about 4mm, long fluorescent tube can make the anti-of lamp shake and the impact strength variation; Thereby be difficult to make more powerful cold-cathode fluorescence lamp.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of more powerful high-efficiency cold cathode fluorescent lamp that can be made into is provided.It includes at least one cathode fluorescent tube, a Lamp housing, lamp tube driver and electric connector, fluorescent tube is curved cone-shaped or approximate cone-shaped, it is fixed in the Lamp housing of good mechanical strength and heat sinking function, and an optical transmission window is arranged on the Lamp housing.
Described fluorescent tube is single-screw or Double-spiral fluorescent tube, its profile is similar or identical with the inwall of Lamp housing, and fluorescent tube is fixed on the Lamp housing by close, it is fixing to have at least a place for example to have for soft heat-conducting glue, transparent silica gel etc. between the two, makes fluorescent tube heat radiation and can not rupturing because of hot Swelling shrinkage easily.
Described Lamp housing is made by metal, pottery or glass, and its inwall is the high reflectance face of light, and its outside can be provided with heat abstractor.
Described Lamp housing is made by glass, and it is transparent, painted or diffusion.
Described Lamp housing is made by aluminum or aluminum alloy, and can there be fin in its outside.
The electrode of described fluorescent tube links to each other with the driver of lamp through inwall, outer wall or the helical lampl inboard of lead-in wire along Lamp housing, and after external power was connected, the output voltage of driver can be lighted fluorescent tube.
Described driver has drive enclosure outward, links to each other with electric connector with Lamp housing and constitutes an integral body.
The diffuser of one plane or curved surface is arranged on the described optical transmission window, made by glass or plastics, it can be transparent, painted or diffusion, and a series of lenslets or little prism also can be arranged on it.
Also can not be provided with diffuser on the described optical transmission window.
High-power high-efficiency cold cathode fluorescent lamp of the present utility model compared with prior art has the fluorescent tube good heat dissipation, temperature is low, efficient is high, power is big, vibration resistance, shock-resistant, advantage such as volume is little.
Description of drawings:
Fig. 1 is an example structure schematic diagram of the present utility model.
Fig. 2 is an another example structure schematic diagram of the present utility model.
Fig. 3 is another example structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.Fig. 1,2 and 3 is the structural representation of three embodiment of the utility model high-power high-efficiency cold cathode fluorescent lamp.It includes cathode fluorescent tube 1, the 1a that at least one quilt curves taper or approximate taper, and described fluorescent tube can be single-screw (shown among Fig. 1 1) or double helix (shown in 1a among Fig. 3); The Lamp housing 2 that good mechanical strength and heat sinking function are arranged, the inner surface of described Lamp housing 2 are light high reflectance face 3; 7, one optical transmission windows 8 of 6, one electric connectors of the driver 5 of a fluorescent tube and shell thereof.
Profile and the Lamp housing inwall of described fluorescent tube 1,1a are same or similar, fluorescent tube is fixed on the Lamp housing inwall by close, have at least a place to have fixture to interfix between the two, described fixture can not cause the fluorescent tube fracture because of the hot Swelling shrinkage of fluorescent tube and Lamp housing; Also good heat conduction should be arranged between fluorescent tube and the Lamp housing, the heat that fluorescent tube is produced disperses through Lamp housing effectively, described fixture for example is soft heat-conducting glue, silica gel etc., shown among Fig. 1,2,34, make fluorescent tube under powerful situation, also can keep lower temperature, thereby mercuryvapour is too high and the luminous efficiency of lamp is descended in can Yin Wendu not too high, the fluorescent tube, thereby can be made into the high-power high-efficiency cold cathode fluorescent lamp.
The input of described driver 59 links to each other with external power with electric connector 7 through going between, and its output 10 links to each other with the electrode 11 of fluorescent tube 1,1a through going between.After external power was connected, the output voltage of drive circuit 5 can be lighted fluorescent tube 1,1a.
Described Lamp housing 2 can be made by metal, pottery or glass, and can have heat abstractor, for example makes with aluminum or aluminum alloy, and its inner surface is the high reflectance face of light, for example polishes the aluminum or aluminum alloy face, and its outside can not or be provided with fin 12.
Described drive enclosure 6, each links to each other with Lamp housing 2, fluorescent tube 1 and electric connector 7 and is interconnected to as a whole up and down.
Described electric connector 7 can be a kind of in the multiple connector of existing lamp, for example is the lamp screw base of various sizes, shown in the 7a among Fig. 2,3, also can be double-contact plug, shown among Fig. 17.
Described electric connector 7a can be a kind of safe spin lamp holder, and promptly the part of the top in the lamp holder 7a outside, nearly drive enclosure 6 does not have electric conducting material.
Described Lamp housing also can be made by glass, and shown in 2a among Fig. 3, at this moment glass can be transparent, painted or diffusion, and its inner surface can be with or without the reflector.
Shown in a diffuser 8a can be arranged on the optical transmission window 8, it can be a plane or curved surface light-passing board, for transparent, painted or diffusion, is made by glass or plastics; A series of lenslets or little prism also can be arranged, as among Fig. 2 13 etc., to change the structure of output light on the described diffuser 8a.
Also can as shown in Figure 3, dispel the heat better on the described smooth outgoing window 8 without diffuser in order to fluorescent tube.
Identical among Fig. 2,3 among other digital meaning and Fig. 1.
Claims (10)
1, a kind of high-power high-efficiency cold cathode fluorescent lamp, it includes at least one cathode fluorescent tube, a Lamp housing, lamp tube driver and electric connector, it is characterized in that fluorescent tube (1,1A) is curved cone-shaped or approximate cone-shaped, it is fixed in the Lamp housing (2,2a) of good mechanical strength and heat sinking function, and an optical transmission window (8) is arranged on the Lamp housing.
2, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 1, it is characterized in that described fluorescent tube (1,1a) is single-screw or Double-spiral fluorescent tube, the inwall of its profile and Lamp housing (2,2a) is similar or identical, and fluorescent tube (1,1a) is had at least a place for example to have and interfixes for soft heat-conducting glue, the fixture of silica gel by near being fixed on the Lamp housing (2,2a) between the two.
3, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 2 is characterized in that described Lamp housing (2,2a) made by metal, pottery or glass, and its inwall is the high reflectance face (3) of light, and its outside can be provided with heat abstractor.
4, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 3 is characterized in that described Lamp housing (2,2a) made by glass, and it is transparent, painted or diffusion.
5, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 3 is characterized in that described Lamp housing (2,2a) made by aluminum or aluminum alloy, and can there be fin (12) in its outside.
6, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 1 is characterized in that the electrode of described fluorescent tube (1,1a) links to each other with the driver (5) of lamp along inwall, outer wall or the helical lampl of Lamp housing are inboard through lead-in wire (10).
7, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 6 is characterized in that described driver has drive enclosure (6) outward, and each links to each other with Lamp housing, fluorescent tube and electric connector and constitutes an integral body up and down for it.
8, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 1, it is characterized in that having on the described optical transmission window (8) diffuser (8a) of a plane or curved surface, make by glass or plastics, it can be transparent, painted or diffusion, and a series of lenslets or little prism (13) also can be arranged on it.
9, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 1 is characterized in that not being provided with diffuser on the described optical transmission window (8).
10, high-power high-efficiency cold cathode fluorescent lamp as claimed in claim 1, it is characterized in that a kind of in the multiple connector of existing lamp of described electric connector (7,7A), for example do not have the safe spin lamp holder of electric conducting material for the top in the lamp screw base of various sizes (7a), double-contact plug (7) or a kind of lamp holder (7a) outside, the part of nearly drive enclosure (6), optical transmission window is not provided with diffuser on (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02259927 CN2572552Y (en) | 2002-09-26 | 2002-09-26 | High-power high-efficient cold cathode fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02259927 CN2572552Y (en) | 2002-09-26 | 2002-09-26 | High-power high-efficient cold cathode fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2572552Y true CN2572552Y (en) | 2003-09-10 |
Family
ID=33727117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02259927 Expired - Lifetime CN2572552Y (en) | 2002-09-26 | 2002-09-26 | High-power high-efficient cold cathode fluorescent lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2572552Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403186A (en) * | 2010-07-20 | 2012-04-04 | 通用电气公司 | Compact fluorescent lamp with improved thermal management |
| CN103471016A (en) * | 2012-06-05 | 2013-12-25 | 现代摩比斯株式会社 | Vehicle lamp |
-
2002
- 2002-09-26 CN CN 02259927 patent/CN2572552Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403186A (en) * | 2010-07-20 | 2012-04-04 | 通用电气公司 | Compact fluorescent lamp with improved thermal management |
| CN103471016A (en) * | 2012-06-05 | 2013-12-25 | 现代摩比斯株式会社 | Vehicle lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU KENAI LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GE SHICHAO Effective date: 20080509 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080509 Address after: Hangzhou City, Zhejiang Province, 628 West Road, room No. 213, zip code: 310012 Patentee after: Hangzhou Kenai Lighting Technology Co. Ltd. Address before: Two Zhejiang city in Hangzhou Province, the Qiuzhi Lane room 2-203, zip code: 310012 Patentee before: Ge Shichao |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120926 Granted publication date: 20030910 |