CN202405234U - Internal high-power low-frequency electrodeless lamp - Google Patents
Internal high-power low-frequency electrodeless lamp Download PDFInfo
- Publication number
- CN202405234U CN202405234U CN2011204942668U CN201120494266U CN202405234U CN 202405234 U CN202405234 U CN 202405234U CN 2011204942668 U CN2011204942668 U CN 2011204942668U CN 201120494266 U CN201120494266 U CN 201120494266U CN 202405234 U CN202405234 U CN 202405234U
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- lamp
- electrodeless lamp
- coupler
- heat
- low frequency
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Abstract
The utility model discloses an internal high-power low-frequency electrodeless lamp, which comprises a bulb, an internal tube, a coupler and an amalgam. The internal tube is positioned in the bulb, the coupler is arranged in the internal tube, and the bulb is provided with a through hole communicated with the internal tube. The internal high-power low-frequency electrodeless lamp has a fine heat radiation function, the operating temperature of the coupler can be effectively lowered, power and stability of the electrodeless lamp are improved, luminous efficiency and usability are improved, and accordingly application and development of bulb type electrodeless lamps can be promoted.
Description
Technical field
The utility model relates to the electric lighting technical field, relates in particular to a kind of alveolitoid low frequency electrodeless lamp.
Background technology
Electrodeless lamp is a kind of novel light source, is that time ratio is shorter, thereby in application, still can exist some technical problem in the nearly more than ten years as light commercial applications really.At present, the electrodeless lamp of prior art alveolitoid is interior manifold type, and the position of coupler and main amalgam is in the same place, and is closer each other, thereby in use exists following technological deficiency:
(1) though the electrodeless lamp of existing alveolitoid has a lot of improvement, but still can't control the temperature of lamp intercoupler well, thereby cause lamp when work power unstable, and can't the power of electrodeless lamp be done greatly.
Coupler can produce very big heat when (2) working owing to electrodeless lamp, and temperature can reach more than 200 ℃ when the highest; And main amalgam reaches optimum Working by adjustment; Working temperature as the one of which is at 30-150 ℃; Temperature is too high then can to produce very big influence to the photoelectric parameter of fluorescent tube; Cause having reduced light efficiency and power, therefore brought difficulty to making the electrodeless lamp of powerful alveolitoid, the electrodeless lamp of alveolitoid is difficult to accomplish more than the 200W at present.
(3) working temperature of its coupler extension of the electrodeless lamp of prior art alveolitoid up to more than 100 ℃ about, the work difficulty of the main amalgam of bulb is strengthened greatly, can cause the power excursion of fluorescent tube big, poor stability can not be controlled the power of lamp well.
(4) prior art is for improving the power of the electrodeless lamp of alveolitoid, generally have to be through doing cell-shell to such an extent that realize very greatly, or under the condition that does not increase coupler thermal conduction portions diameter, heat is derived, bring very big inconvenience for so undoubtedly design, production and use.
In addition, also exist following problem indirectly in application facet:
(1) because electrodeless lamp is to lean on the electromagnetic induction excited atom to produce ultraviolet ray; Excitated fluorescent powder and luminous then; And the heat that the magnetic material of bulb coupler when work produces is very big to the magnetic material Effect on Performance, thus in the electrodeless lamp of design, must consider the heat dissipation problem of magnetic material, thereby cause the electrodeless lamp of prior art alveolitoid fixedly the heat-transfer device need of magnetic tube be fixed on the light fixture through screw; Dispel the heat through light fixture or heat dissipation head, very inconvenient during installation.Because coupler is installed in above the light fixture, need whole the disassembling of light fixture could be replaced when replace coupler, therefore also caused very big inconvenience to safeguarding.
(2) light fixture is the carrier of lamp, and all the time, the prior art light source mostly is that the lamp holder with screw socket or bayonet socket connects lamp socket, so in the exploitation light fixture, also all design according to screw socket or bayonet cap.If when electrodeless lamp is installed, will make amendment, increased the cost of product undoubtedly, and brought a lot of inconvenience light fixture.In transforming old illuminator process, to light fixture be changed together, not only cause the very big wasting of resources, electrodeless lamp can't be popularized and use well.
(3) the inorganic lamp power supply of high frequency is owing to there is the branch of polarity, and the reason owing to polarity during with the E40 lamp holder easily goes wrong, and is very impracticable.
(4) transportation is inconvenient.Because existing structure is installed complicated, inconvenience is assembled at the construction field (site), so will lamp also be contained in the light fixture when common product dispatches from the factory, make light fixture not superpose and takies transport space, also in transportation, causes damage easily.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art; A kind of high-power built-in low frequency electrodeless lamp that has good heat sinking function, can effectively reduce the coupler working temperature is provided; With power and the stability thereof that improves electrodeless lamp; And promote light efficiency and serviceability, thereby promote the application and the development of the electrodeless lamp of alveolitoid.
The purpose of the utility model is achieved through following technical scheme:
A kind of high-power built-in low frequency electrodeless lamp that the utility model provides comprises foam, interior pipe, coupler, amalgam; Pipe is positioned at foam in said, in managing in said coupler places; In addition, said foam is provided with the through hole that runs through with interior pipe, and the heat of coupler can directly loose to the outside in managing in making.Said through hole can be positioned at the top of pipe, the top of foam.
Further, the bottom of the said foam of the utility model is provided with heat sink, and said coupler is connected with heat sink, and heat sink is provided with the thermal window that is communicated with interior pipe, thereby the interior pipe two ends of foam are connected.During bulb work; The heat of coupler middle part generation flows out and the formation low-pressure area from the radiator window, and near the cold air the through hole of drive bulb top pours in the interior pipe of coupler, thus the formation cross-ventilation; Accelerate the radiating rate of coupler, greatly reduced the temperature of coupler.
In the such scheme, the said amalgam of the utility model is positioned at bottom, the heat sink of foam, and corresponding with said thermal window, is beneficial to amalgam heat radiation on every side, thereby has solved amalgam bigger problem of temperature influence under very little space.Because the working temperature at amalgam place is able to suitable reduction, so the not too high amalgam of selection work temperature also can satisfy power requirement, and fluorescent tube also can reach best operating state very soon, helps the raising of fluorescent tube startability.
Existing problem in using for solving, the bottom of the said heat sink of the utility model is connected with the E40 lamp holder, through introducing traditional E40 lamp holder, makes the electrodeless lamp can be compatible with conventional lamp effectively.Be provided with ceramic transition piece between said heat sink and the E40 lamp holder, thereby avoided traditional problem with the working of plastics poor heat resistance.
In the such scheme, the said heat sink of the utility model comprises heat-conducting piece, metalized lamp headgear and fin, wherein heat-conducting piece be arranged on the metalized lamp headgear below, fin is arranged on the inwall of metalized lamp headgear; Said thermal window is arranged on metallic lamp holder and puts; Said coupler is connected with heat-conducting piece.The heat radiation of coupler is to give the metalized lamp headgear through heat-conducting piece with thermal energy conduction, the fin that puts through metallic lamp holder then, thus heat is dissipated.
The said E40 lamp holder of the utility model is connected with the power supply of electrodeless lamp through contact conductor solder joint and the contact conductor solder joint on the electrode contact on the metal threaded lamp holder.Because the utility model is low frequency electrodeless lamp, do not have the branch of both positive and negative polarity, thereby solved the problem that HF lamp without electrodes has both positive and negative polarity.
The utlity model has following beneficial effect:
(1) the utility model is provided with through hole with pipe in the foam and is beneficial to heat radiation, and makes interior pipe be able to two ends perforation formation cross-ventilation through the thermal window on the heat sink.During the bulb burning-point; Cold air can be emerged from interior pipe lower end by constantly through hole is absorbed into interior pipe from interior pipe top then, passes heat sink again and from thermal window, flows out; Form cold-hot air convection; Accelerated the radiating rate of coupler, greatly reduced the working temperature of coupler, the power of electrodeless lamp can be done more.
(2) effectively reduce the working temperature at amalgam place, thereby also reduced the requirement to amalgam, the amalgam that promptly the selection work temperature is not too high also can satisfy power requirement, and helps the raising of fluorescent tube startability.
(3) the E40 lamp holder that traditional being applied to is connected light source and light fixture is used on the electrodeless lamp effectively; Electrodeless lamp can be cooperated with traditional light fixture well; Can not cause the electrodeless lamp of E40 lamp holder can't steady operation because of the problem of coupler heat radiation; And simplified lamp installation technology, and in the project installation process, can directly keep original light fixture, reduced owing to change resource and the cost waste that light fixture brought; And have better heat radiating effect, thereby help popularizing and using of electrodeless lamp.
Description of drawings
To combine embodiment and accompanying drawing that the utility model is done further to describe in detail below:
Fig. 1 is the structural representation of the utility model embodiment.
Among the figure: foam 1, E40 lamp holder 2, heat-conducting piece 3, metalized lamp headgear 4, bar magnet 5, heat-conducting metal rod 6; Metal threaded lamp holder 7, contact conductor solder joint 8,10, electrode contact 9, ceramic transition piece 11, fin 12; Thermal window 13, fixed screw 14, amalgam 15, interior pipe 16, through hole 17.
Embodiment
Fig. 1 is the embodiment of a kind of high-power built-in low frequency electrodeless lamp of the utility model, comprises foam 1, interior pipe 16, coupler, E40 lamp holder 2, heat sink.As shown in Figure 1, interior pipe 16 is positioned at foam 1, and pipe was 16 li in coupler placed.The top of the top of foam 1, interior pipe 16 is provided with the through hole 17 that runs through with interior pipe 16.
Heat sink comprises heat-conducting piece 3, metalized lamp headgear 4 and fin 12, wherein heat-conducting piece 3 be arranged on metalized lamp headgear 4 below, fin 12 is arranged on the inwall of metalized lamp headgear 4.Foam 1 is connected on the E40 lamp holder 2 through metalized lamp headgear 4 and heat-conducting piece 3, and fixing through fixed screw 14.Coupler is made up of bar magnet 5 and heat-conducting metal rod 6, and is connected with heat-conducting piece 3.The heat radiation of coupler is to give heat-conducting piece 3, give metalized lamp headgear 4 through heat-conducting piece 3 conduction for heat-conducting metal rod 6,6 conduction of heat-conducting metal rod thermal energy conduction through bar magnet 5, through the fin on the metalized lamp headgear 4 12 heat is dissipated again.
The metalized lamp headgear 4 of heat sink is provided with the thermal window 13 that is communicated with interior pipe, thereby interior pipe 16 two ends are connected.Simultaneously, amalgam 15 is positioned at the bottom of foam 1, the metalized lamp headgear 4 of heat sink, and corresponding with thermal window 13, helps the heat on the coupler is distributed, and makes that the temperature around the amalgam 15 can be controlled effectively.
Claims (8)
1. a high-power built-in low frequency electrodeless lamp comprises foam (1), interior pipe (16), amalgam (15), coupler; Pipe (16) is positioned at foam (1) in said, and said coupler places interior pipe (16) lining; It is characterized in that: said foam (1) is provided with the through hole (17) that runs through with interior pipe (16).
2. high-power built-in low frequency electrodeless lamp according to claim 1 is characterized in that: said through hole (17) is positioned at the top of pipe (16), the top of foam (1).
3. high-power built-in low frequency electrodeless lamp according to claim 1 is characterized in that: the bottom of said foam (1) is provided with heat sink, and said coupler is connected with heat sink, and heat sink is provided with the thermal window (13) that is communicated with interior pipe (16).
4. high-power built-in low frequency electrodeless lamp according to claim 3 is characterized in that: said amalgam (15) is positioned at bottom, the heat sink of foam (1), and corresponding with said thermal window (13).
5. high-power built-in low frequency electrodeless lamp according to claim 3 is characterized in that: the bottom of said heat sink is connected with E40 lamp holder (2).
6. high-power built-in low frequency electrodeless lamp according to claim 5 is characterized in that: be provided with ceramic transition piece (11) between said heat sink and the E40 lamp holder (2).
7. according to claim 3 or 4 or 5 or 6 described high-power built-in low frequency electrodeless lamps; It is characterized in that: said heat sink comprises heat-conducting piece (3), metalized lamp headgear (4) and fin (12); Wherein heat-conducting piece (3) be arranged on metalized lamp headgear (4) below, fin (12) is arranged on the inwall of metalized lamp headgear (4); Said thermal window (13) is arranged on the metalized lamp headgear (4); Said coupler is connected with heat-conducting piece (3).
8. high-power built-in low frequency electrodeless lamp according to claim 5 is characterized in that: said E40 lamp holder (2) is connected with the power supply of electrodeless lamp through contact conductor solder joint (8) on the metal threaded lamp holder (7) and the contact conductor solder joint (10) on the electrode contact (9).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204942668U CN202405234U (en) | 2011-12-01 | 2011-12-01 | Internal high-power low-frequency electrodeless lamp |
| US13/599,252 US8847473B2 (en) | 2011-09-01 | 2012-08-30 | Self-cooling screw bulb-type electromagnetic induction lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204942668U CN202405234U (en) | 2011-12-01 | 2011-12-01 | Internal high-power low-frequency electrodeless lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202405234U true CN202405234U (en) | 2012-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204942668U Expired - Fee Related CN202405234U (en) | 2011-09-01 | 2011-12-01 | Internal high-power low-frequency electrodeless lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202405234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140098A (en) * | 2015-07-30 | 2015-12-09 | 安徽中杰信息科技有限公司 | Electrodeless vacuum ultraviolet lamp |
-
2011
- 2011-12-01 CN CN2011204942668U patent/CN202405234U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140098A (en) * | 2015-07-30 | 2015-12-09 | 安徽中杰信息科技有限公司 | Electrodeless vacuum ultraviolet lamp |
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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: 20120829 Termination date: 20161201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |