CN201174376Y - Electrodeless electromagnetic lamp - Google Patents
Electrodeless electromagnetic lamp Download PDFInfo
- Publication number
- CN201174376Y CN201174376Y CNU2008200093152U CN200820009315U CN201174376Y CN 201174376 Y CN201174376 Y CN 201174376Y CN U2008200093152 U CNU2008200093152 U CN U2008200093152U CN 200820009315 U CN200820009315 U CN 200820009315U CN 201174376 Y CN201174376 Y CN 201174376Y
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- China
- Prior art keywords
- glass bulb
- electrodeless
- lamp
- tubulose
- blister
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Abstract
The utility model provides an electrodeless electromagnetic lamp, relating to a gas discharge lamp, comprising an electrodeless discharge cavity, a transformer magnetic core, a coil winding and a radio-frequency power supply, wherein the electrodeless discharge cavity comprises a glass envelop forming a closed ring circuit, the inner part of the glass envelop has mercury and inert gas, and the inner wall of the glass envelop is coated by a fluorescent powder layer; at least part of the winding of the coil winding is arranged on the transformer magnetic core; and the radio-frequency power supply is connected with the coil winding. The electrodeless electromagnetic lamp is characterized in that the electrodeless discharge cavity consists of the bulky glass envelop and the tubular glass envelop with a U-shaped structure, the bulky glass envelop is respectively communicated with two ends of the tubular glass envelop with the U-shaped structure at two positions on the same side to form a closed ring circuit, and the transformer magnetic core is wound on the tubular glass envelop with the U-shaped structure. The electrodeless electromagnetic lamp has the characteristics of simple manufacturing technology, compact structure, easy starting, beautiful shape, and the like.
Description
Technical field
The utility model relates to discharge lamp, particularly electrodeless electromagnetic induction discharge lamp.
Background technology
The patent No. of authorizing from the applicant on December 12nd, 2007 is 200620132836.8 the known this discharge lamp of Chinese patent (notification number is CN 200990373Y).This kind discharge lamp, comprise: the electrodeless discharge chamber, it is made of blister glass bulb with groove and tubulose glass bulb, described tubulose glass bulb has at least part to be arranged in groove, the two ends of described tubulose glass bulb are communicated with respectively with described blister glass bulb, make described tubulose glass bulb and described blister glass bulb formation one have the closed system of closed discharge loop, contain ionogenic filling material, on the inwall in this electrodeless discharge chamber, scribble phosphor powder layer in this electrodeless discharge chamber; Magnetic core of transformer is surrounded on the described tubulose glass bulb; Coil windings has at least the part winding to be arranged on the described magnetic core of transformer, and the input of its coil windings is connected with the output of described control circuit.This kind discharging lamp structure compactness has realized miniaturization, but the complex manufacturing technology in its electrodeless discharge chamber, rate of finished products are low.
Summary of the invention
The purpose of this utility model be to provide that a kind of improved manufacture craft is simple, compact conformation, the electrodeless lamp that starts easily.
In order to achieve the above object, the utility model adopts following technical scheme: according to the utility model, electrodeless electromagnetism lamp, comprise: the electrodeless discharge chamber, it comprises the glass bulb that constitutes closed circuit, glass bulb contains mercury and plays the inert gas of buffer gas effect, scribbles phosphor powder layer on the inwall of glass bulb; Magnetic core of transformer; Coil windings, its coil windings have at least the part winding to be arranged on the described magnetic core of transformer; The radio-frequency power supply that is connected with described coil windings; 1), described electrodeless discharge chamber is made of blister glass bulb and tubulose glass bulb with U type structure it is characterized in that:, described blister glass bulb is communicated with respectively with the two ends of the tubulose glass bulb of the described U of having type structure at two places of the same side, makes the tubulose glass bulb of described blister glass bulb and the described U of having type structure constitute a closed circuit; 2), described magnetic core of transformer is surrounded on the tubulose glass bulb of the described U of having type structure.
For the ease of the starting of electrodeless electromagnetism lamp, described coil windings also has the part winding to be arranged on the tubulose glass bulb of the described U of having type structure except having the part winding is arranged on the described magnetic core of transformer.
Make the required blast pipe in electrodeless discharge chamber and can be arranged on the tubulose glass bulb of the described U of having type structure, also can be arranged on the described blister glass bulb.
Described blister glass bulb can adopt multiple shape, can or be approximately semicircle ball-type glass bulb for semi-round ball type glass bulb, can or be approximately semielliptical type glass bulb for semielliptical type glass bulb, can or be approximately oblate spheroid type glass bulb for oblate spheroid type glass bulb, can or be approximately the ball-shaped glass bulb for the ball-shaped glass bulb, can or be approximately the spheroid shape glass bulb for the spheroid shape glass bulb, can also be other shape.
The tubulose glass bulb of the described U of having type structure is meant the tubulose glass bulb of U type shape and the tubulose glass bulb of similar U type shape, for example use two sections straight parallel glass tubes, near two ends of its same side or end, be communicated with, just can constitute the tubulose glass bulb of a similar U type shape with one section straight glass tube.
Described magnetic core of transformer constitutes with Ferrite Material usually, preferably selects MnZn ferrite material for use, also can select nickel-zinc-ferrite material for use; Described magnetic core of transformer can adopt multiple shape, and its cross section can be annular, also can be other shapes such as ellipse, rectangle.Magnetic core of transformer preferably is cut into two, and the position, hole of cutting the back iron core is all opened wide, so that described tubulose glass bulb can conveniently be put into the Kong Weizhong of magnetic core of transformer, each end of the iron core that is cut open is ground smoothly.Be arranged on for the ease of magnetic core of transformer on the tubulose glass bulb of the described U of having type structure, the fixture of a stationary transformer magnetic core can be set in the outside of magnetic core of transformer.
The utlity model has following good effect:
Because electrodeless discharge of the present utility model chamber is made of blister glass bulb and the tubulose glass bulb with U type structure, described blister glass bulb is communicated with respectively with the two ends of the tubulose glass bulb of the described U of having type structure at two places of the same side, its manufacture craft is simple, rate of finished products height, realization production in enormous quantities easily, and this kind structure is very compact; The discharge loop in electrodeless discharge of the present utility model in addition chamber is short, starts easily, realizes the long-life; Once more, the utility model also has characteristics such as attractive in appearance, the convenient installation of shape, has widened its scope of application.
Description of drawings
Fig. 1 a is the structural representation of electrodeless electromagnetism lamp of the present utility model;
Fig. 1 b is the vertical view of the embodiment shown in Fig. 1 a
Fig. 2 has showed the structural representation of second embodiment;
Fig. 3 is the structural representation of the 3rd embodiment of the present utility model;
Fig. 4 is the structural representation of another embodiment of the present utility model.
Embodiment
Fig. 1 a and Fig. 1 b show the structural representation of electrodeless electromagnetism lamp of the present utility model.As seen from the figure, this electrodeless electromagnetism lamp comprises: the electrodeless discharge chamber, it is made of blister glass bulb 1 and the tubulose glass bulb 2 with U type structure, described blister glass bulb 1 is communicated with respectively with the two ends of the tubulose glass bulb 2 of the described U of having type structure at two places of the same side, tubulose glass bulb 2 formations one closed circuit that makes blister glass bulb 1 and have U type structure, contain mercury and the inert gas that plays the buffer gas effect in this electrodeless discharge chamber, as amalgam and inert gas argon, on the inwall in electrodeless discharge chamber, scribble phosphor powder layer; Magnetic core of transformer 3 is arranged on the tubulose glass bulb 2 with U type structure.This kind electrodeless discharge cavity configuration compactness, and manufacture craft is simple, rate of finished products height, the setting of its magnetic core of transformer or fixing also simple.From Fig. 1 a and in the vertical view shown in Fig. 1 b, be easy to find out that described blister glass bulb 1 is approximately semicircle ball-type glass bulb, has shape attractive in appearance.
Fig. 2 has showed the structural representation of second embodiment.As seen from the figure, this embodiment is very similar to embodiment shown in Figure 1, and just present embodiment is provided with a blast pipe 4 on the tubulose glass bulb 2 with U type structure.
Fig. 3 is the structural representation of the 3rd embodiment of the present utility model.As seen from the figure, this electrodeless electromagnetism lamp comprises: the electrodeless discharge chamber, and it is made of blister glass bulb 1 and the tubulose glass bulb 2 with U type structure; Magnetic core of transformer 3 is arranged on the tubulose glass bulb 2 with U type structure; Coil windings 5 is arranged on the described magnetic core of transformer 3, and is connected with radio-frequency power supply 6.
During work, radio-frequency power supply 6 produces high-frequency current, for example produce the high-frequency current of 250KHz, this high-frequency current is coupled to the high-frequency current energy in the electrodeless discharge chamber by the power coupling device that is made of magnetic core of transformer 3 and coil windings 5, discharge to drive the electrodeless discharge chamber, the ultraviolet light that the discharge in electrodeless discharge chamber is launched is converted to visible light by the fluoresent coating that is arranged on the electrodeless discharge cavity wall.
Fig. 4 is the structural representation of another embodiment of the present utility model.As seen from the figure, this embodiment is very similar to embodiment shown in Figure 3, the set-up mode that only is arranged on the blast pipe 4 on the tubulose glass bulb 2 with U type structure is different, and blast pipe that should embodiment is an insede exhaust pipe, and the blast pipe of embodiment shown in Figure 3 is the external blast pipe.
Although showed and described and thought preferred embodiment of the present utility model at present, apparent, those skilled in the art can carry out various changes and improvements, and does not deviate from the scope of the present utility model that is limited by appended claims.
Claims (9)
1, electrodeless electromagnetism lamp comprises
The electrodeless discharge chamber, it comprises the glass bulb that constitutes closed circuit, glass bulb contains mercury and plays the inert gas of buffer gas effect, scribbles phosphor powder layer on the inwall of glass bulb;
Magnetic core of transformer (3);
Coil windings (5), its coil windings have at least the part winding to be arranged on the described magnetic core of transformer;
The radio-frequency power supply (6) that is connected with described coil windings;
It is characterized in that,
1), described electrodeless discharge chamber is made of blister glass bulb (1) and tubulose glass bulb (2) with U type structure, described blister glass bulb is communicated with respectively with the two ends of the tubulose glass bulb of the described U of having type structure at two places of the same side, makes the tubulose glass bulb of described blister glass bulb and the described U of having type structure constitute a closed circuit;
2), described magnetic core of transformer (3) is surrounded on the tubulose glass bulb (2) of the described U of having type structure.
2, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described coil windings (5) also has the part winding to be arranged on the tubulose glass bulb (2) of the described U of having type structure.
3, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, the tubulose glass bulb of the described U of having type structure is provided with blast pipe (4).
4, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described blister glass bulb is provided with blast pipe (4).
5, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described blister glass bulb (1) is for semicircle ball-type glass bulb or be approximately semicircle ball-type glass bulb.
6, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described blister glass bulb (1) is for semielliptical type glass bulb or be approximately semielliptical type glass bulb.
7, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described blister glass bulb (1) is for oblate spheroid type glass bulb or be approximately oblate spheroid type glass bulb.
8, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described blister glass bulb (1) is for the ball-shaped glass bulb or be approximately the ball-shaped glass bulb.
9, electrodeless electromagnetism lamp as claimed in claim 1 is characterized in that, described blister glass bulb (1) is for the spheroid shape glass bulb or be approximately the spheroid shape glass bulb.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200093152U CN201174376Y (en) | 2008-03-30 | 2008-03-30 | Electrodeless electromagnetic lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200093152U CN201174376Y (en) | 2008-03-30 | 2008-03-30 | Electrodeless electromagnetic lamp |
Publications (1)
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CN201174376Y true CN201174376Y (en) | 2008-12-31 |
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Application Number | Title | Priority Date | Filing Date |
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CNU2008200093152U Expired - Fee Related CN201174376Y (en) | 2008-03-30 | 2008-03-30 | Electrodeless electromagnetic lamp |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108063084A (en) * | 2018-01-03 | 2018-05-22 | 燕山大学 | A kind of radio frequency superimposed type fluorescent lamp |
-
2008
- 2008-03-30 CN CNU2008200093152U patent/CN201174376Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108063084A (en) * | 2018-01-03 | 2018-05-22 | 燕山大学 | A kind of radio frequency superimposed type fluorescent lamp |
CN108063084B (en) * | 2018-01-03 | 2019-06-21 | 燕山大学 | A kind of radio frequency superimposed type fluorescent lamp |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081231 Termination date: 20110330 |