CN203536361U - Cold cathode lamp tube with built-in power supply - Google Patents
Cold cathode lamp tube with built-in power supply Download PDFInfo
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- CN203536361U CN203536361U CN201320573596.5U CN201320573596U CN203536361U CN 203536361 U CN203536361 U CN 203536361U CN 201320573596 U CN201320573596 U CN 201320573596U CN 203536361 U CN203536361 U CN 203536361U
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- fluorescent tube
- power supply
- built
- outer tube
- cold cloudy
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Abstract
The utility model discloses a cold cathode lamp tube with a built-in power supply, which comprises a power supply, an outer tube, a heat isolating sheet and at least one cold cathode lamp tube, wherein the power supply is arranged at one end inside the outer tube, the heat isolating sheet is arranged in the outer tube and located between the power supply and the cold cathode lamp tube, and the cold cathode lamp tube is internally arranged in the outer tube, penetrates through the heat isolating sheet and is electrically connected with the power supply. The cold cathode lamp tube with the built-in power supply is power saving, long in service life and capable of directly replacing a traditional T8 lamp tube.
Description
Technical field
The utility model relates to a kind of cold cloudy fluorescent tube, relates in particular to a kind of cold cloudy fluorescent tube of built-in power.
Background technology
At present commercially available general traditional T8 light fixture, is a kind of not energy-conservation light fixture, and the life-span is short, and light decay is fast, can produce high heat, has been not suitable for present energy-conserving and environment-protective trend.
Traditional T8 fluorescent tube is still the instrument that utilizes the tungsten filament at two ends to be used as heating, tungsten filament heating by mercury gasification reach produce ultraviolet ray so that excitated fluorescent powder luminous, because the temperature of tungsten filament heating is very high, in high temperature, easily cause fluorescent material deteriorated for a long time, so probably only have several thousand hours the useful life of general T8 fluorescent tube, this structure has been to change.In addition, popular T5 fluorescent tube is also the same structure at present, just the diameter of outer tube is made into T5 by T8, and the structure of fluorescent tube is constant, therefore, is also the shortcoming that can not avoid above-mentioned.
Therefore the fluorescent tube that, needs a kind of power saving, long service life.
Utility model content
The purpose of this utility model is to provide the cold cloudy fluorescent tube of the built-in power of a kind of power saving, long service life.
To achieve these goals, the cold cloudy fluorescent tube of the built-in power that the utility model provides, comprise power supply, outer tube, heat shield and at least one cold cloudy fluorescent tube, described on-chip power is in one end of the inside of described outer tube, described heat shield is arranged in described outer tube and between described power supply and cold cloudy fluorescent tube, and described cold cloudy fluorescent tube is built in described outer tube and through described heat shield and is electrically connected to described power supply.
Preferably, the perisporium of described heat shield contacts at the inwall of described outer tube, makes to form the first isolated area and the second isolated area in described outer tube, and described the first isolated area is held described power supply, and described the second isolated area is held described cold cloudy fluorescent tube.During due to described cold cloudy lamp luminescence, can send certain heat and be dispersed into described the second isolated area, therefore, by making the perisporium of described heat shield contact at the internal perisporium of described outer tube completely, thereby described the first isolated area and the second isolated area are isolated mutually, prevent that heat in the second isolated area is delivered to the first isolated area and affects the job stability of power supply.
Preferably, described heat shield is extended with fixed cover to a side of holding the described outer tube of described cold cloudy fluorescent tube, and described fixed cover is socketed and fixes described cold cloudy fluorescent tube hermetically.Utilize described fixed cover can fix the position of described cold cloudy fluorescent tube, prevent that described cold cloudy fluorescent tube from skew occurring and affect luminous.
Particularly, described heat shield and described fixed cover are integrated formed structure.
The utility model by arranging cold cloudy fluorescent tube in described outer tube, because described cold cloudy fluorescent tube is luminous by high voltage excitated fluorescent powder, luminous different from traditional tungsten filament heating laser fluorescence powder, therefore, the power consumption of cold cloudy fluorescent tube is few, the heat producing is also less, and the light decay of cold cloudy fluorescent tube is little, long service life, therefore, there is power saving, the advantage increasing the service life; And due to by described on-chip power in one end of described outer tube inside, thereby make whole tubes there is the profile similar to traditional T8 fluorescent tube, thereby can directly replace traditional T8 fluorescent tube in the situation that do not change the profile of fluorescent tube; In addition, again by heat shield being set between described power supply and cold cloudy fluorescent tube, utilize described heat shield to intercept the heat that cold cloudy fluorescent tube sends, prevent the impact of high temperature on power work, therefore, effectively improve the life-span of power supply, thereby further promoted the useful life of fluorescent tube integral body.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cold cloudy fluorescent tube of the utility model built-in power.
Embodiment
For the effect that describes technology contents of the present utility model, structural feature in detail, realizes, below in conjunction with execution mode and coordinate accompanying drawing to be explained in detail.
As shown in Figure 1, the cold cloudy fluorescent tube 100 of the utility model built-in power comprises power supply 1, outer tube 2, heat shield 3 and two cold cloudy fluorescent tubes 4, power supply 1 is built in one end of the inside of outer tube 2, heat shield 3 is arranged in outer tube 2 and between power supply 1 and cold cloudy fluorescent tube 4, two cold cloudy fluorescent tubes 4 are built in outer tube 2 and are and are arranged in parallel, one end of cold sombre pipe is installed on one end of described outer tube, and the other end is electrically connected to power supply 1 through heat shield 3.
Again as shown in Figure 1, particularly, the perisporium of heat shield 3 contacts at the inwall of outer tube 2, makes interior formation the first isolated area 21 of outer tube 2 and the second isolated area 22, the first isolated areas 21 hold power supply 1, the second isolated area 22 and holds cold cloudy fluorescent tube 4; Because cold cloudy fluorescent tube 4 can send certain heat and be dispersed into the second isolated area 22 when luminous, therefore, by making the perisporium of heat shield 3 contact at the internal perisporium of outer tube 2 completely, thereby the first isolated area 21 and the second isolated area 22 are isolated mutually, prevent that heat in the second isolated area 22 is delivered to the first isolated area 21 and affects the job stability of power supply 1.Interior extension two fixed covers 31 of one side direction the second isolated area 22 of heat shield 3, heat shield 3 is integrated formed structure with fixed cover 31; Heat shield 3 is used heat-insulating material to make; Two fixed covers 31 are socketed respectively and fix two cold cloudy fluorescent tubes 4 hermetically; Utilize fixed cover 31 can fix the position of cold cloudy fluorescent tube 4, prevent that cold cloudy fluorescent tube 4 from skew occurring and affect luminous.
The utility model is by arranging cold cloudy fluorescent tube 4 outer tube 2 is interior, because cold cloudy fluorescent tube 4 is luminous by high voltage excitated fluorescent powder, luminous different from traditional tungsten filament heating laser fluorescence powder, therefore, the power consumption of cold cloudy fluorescent tube 4 is few, the heat producing is also less, and the light decay of cold cloudy fluorescent tube 4 is little, long service life, therefore, there is power saving, the advantage increasing the service life; And owing to power supply 1 being built in to one end of outer tube 2 inside, thereby make whole tubes there is the profile similar to traditional T8 fluorescent tube, thereby can directly replace traditional T8 fluorescent tube in the situation that do not change the profile of fluorescent tube; In addition, again by heat shield 3 being set between power supply 1 and cold cloudy fluorescent tube 4, utilize heat shield 3 to intercept the heat that cold cloudy fluorescent tube 4 sends, prevent the impact of high temperature on power supply 1 work, therefore, effectively improve the life-span of power supply, thereby further promoted the useful life of fluorescent tube integral body.
Above disclosed is only preferred embodiments of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (4)
1. the cold cloudy fluorescent tube of a built-in power, it is characterized in that: comprise power supply, outer tube, heat shield and at least one cold cloudy fluorescent tube, described on-chip power is in one end of the inside of described outer tube, described heat shield is arranged in described outer tube and between described power supply and cold cloudy fluorescent tube, and described cold cloudy fluorescent tube is built in described outer tube and through described heat shield and is electrically connected to described power supply.
2. the cold cloudy fluorescent tube of built-in power as claimed in claim 1, it is characterized in that: the perisporium of described heat shield contacts at the inwall of described outer tube, make formation the first isolated area and the second isolated area in described outer tube, described the first isolated area is held described power supply, and described the second isolated area is held described cold cloudy fluorescent tube.
3. the cold cloudy fluorescent tube of built-in power as claimed in claim 1, is characterized in that: described heat shield is extended with fixed cover to a side of holding the described outer tube of described cold cloudy fluorescent tube, and described fixed cover is socketed and fixes described cold cloudy fluorescent tube hermetically.
4. the cold cloudy fluorescent tube of built-in power as claimed in claim 3, is characterized in that: described heat shield and described fixed cover are integrated formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320573596.5U CN203536361U (en) | 2013-09-16 | 2013-09-16 | Cold cathode lamp tube with built-in power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320573596.5U CN203536361U (en) | 2013-09-16 | 2013-09-16 | Cold cathode lamp tube with built-in power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536361U true CN203536361U (en) | 2014-04-09 |
Family
ID=50422541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320573596.5U Expired - Fee Related CN203536361U (en) | 2013-09-16 | 2013-09-16 | Cold cathode lamp tube with built-in power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203536361U (en) |
-
2013
- 2013-09-16 CN CN201320573596.5U patent/CN203536361U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20140409 Termination date: 20150916 |
|
| EXPY | Termination of patent right or utility model |