CN203134755U - Tube used for metal halide lamp and metal halide lamp - Google Patents
Tube used for metal halide lamp and metal halide lamp Download PDFInfo
- Publication number
- CN203134755U CN203134755U CN 201220681176 CN201220681176U CN203134755U CN 203134755 U CN203134755 U CN 203134755U CN 201220681176 CN201220681176 CN 201220681176 CN 201220681176 U CN201220681176 U CN 201220681176U CN 203134755 U CN203134755 U CN 203134755U
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- fluorescent tube
- tube
- metal halogen
- halogen lamp
- electric arc
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- Expired - Fee Related
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Abstract
The utility model provides a tube for a metal halide lamp and the metal halide lamp. The tube comprises a tube top, a lamp body and a tube bottom, and the lamp body is tapering from the central portion towards the tube top and the tube bottom. The distance between the inner wall of the central portion and an electric arc tube is increased, which effectively prevents the deformation and even explosion of the tube due to excessive heat generated by the electric arc tube, and effectively prolongs the service lifetime. The metal halide lamp is low in cost, simple in structure and easy for implementation.
Description
Technical field
The utility model relates to a kind of metal halide lamp (Metal halogen lamp), relates in particular to a kind of fluorescent tube for Metal halogen lamp and a kind of Metal halogen lamp that comprises this fluorescent tube.
Background technology
At present, Metal halogen lamp is a kind of lamp of extensive use.Metal halogen lamp is a kind of high-intensity discharge lamp that comes Discharge illuminating by the mixture of metal vapors and halide analyte, and its operation principle is because to be packaged in the electric arc tube admixture of gas that is fit to breakdown and produce electric arc and luminous between two electrodes.Electric arc tube is usually located at the middle part of Metal halogen lamp, and it is made by quartz or pottery, has electrode and is placed on the encapsulated space inside that is formed by transparent vitreum or ceramic body at every end place.In traditional Metal halogen lamp, comprise the mixture of the gas such as argon gas, mercury and metal halide in the electric arc tube.Argon gas is under high pressure breakdown and produce electric arc, and the heat that is produced by electric arc will make mercury and metal halogen evaporation then, produce light when the pressure of the metal halide gas of these evaporations in electric arc tube raises and temperature raises.The metal object of evaporation can not revealed and cause fluorescent tube to shorten useful life and jeopardize use safety when guaranteeing admixture of gas between the normal operating period and discharge, and is normally airtight and inert gas filled in this Metal halogen lamp structure.
In the structure of traditional Metal halogen lamp, the fluorescent tube of Metal halogen lamp is straight-cylindrical (as shown in Figure 1), the fluorescent tube close together of the electric arc tube of Metal halogen lamp and Metal halogen lamp.Thereby, the middle part (because the middle part of fluorescent tube is heated the strongest) that the high heat that is produced by electric arc tube and the High Voltage that therefore forms in sealed environment will be easy to cause the fluorescent tube of Metal halogen lamp, especially fluorescent tube, softening transform, useful life of Metal halogen lamp has been shortened in even explosion thus.
The utility model content
Therefore, for the fluorescent tube that solves above-mentioned Metal halogen lamp because the heat that the electric arc tube of Metal halogen lamp produces and the technical problem of softening transform easily.For this reason, the purpose of this utility model is the distance between the electric arc tube of the fluorescent tube of Metal halogen lamp and Metal halogen lamp is improved, having designed the simple lamp tube structure of a kind of novelty helps to avoid effectively fluorescent tube owing to be subjected to the heat that electric arc tube distributes and excessively is heated to deform, even explosion, therefore prolonged useful life of Metal halogen lamp.And not only cost is low and simple in structure, easy to implement for the Metal halogen lamp of constructing according to the utility model.
According to first aspect of the present utility model, a kind of fluorescent tube for Metal halogen lamp has been proposed, it is characterized in that described fluorescent tube comprises fluorescent tube top, lamp body and fluorescent tube bottom, wherein said lamp body from the middle part towards described fluorescent tube top and the asymptotic gathering in bottom of described fluorescent tube.
By lamp body being configured to increased the middle part of fluorescent tube and the distance between the electric arc tube effectively from the middle part towards fluorescent tube top and the fluorescent tube asymptotic gathering in bottom.Particularly, the longitudinal section of this lamp body is the oval-shaped structure of class and makes the middle part (being the middle part of fluorescent tube) that is subjected to the lamp body that high temperature and pressure has the greatest impact originally and the distance of electric arc tube enlarge markedly.And not only cost is low and simple in structure, easy to implement to use the Metal halogen lamp of this structure.
According to a kind of execution mode, described fluorescent tube top forms one via scalariform part and described lamp body.By structure scalariform part, be convenient to electric arc tube is fixed on the inside of fluorescent tube.
According to second aspect of the present utility model, a kind of Metal halogen lamp has been proposed, it comprises aforesaid fluorescent tube; And electric arc tube, it is positioned at described fluorescent tube.
Various aspects of the present utility model are with the explanation of the specific embodiment by hereinafter and more clear.
Description of drawings
Further feature of the present utility model and advantage will be understood better by the preferred implementation of describing in detail below in conjunction with accompanying drawing, in the accompanying drawing, and the same or analogous parts of identical designated, wherein:
Fig. 1 shows the longitudinal section schematic diagram of Metal halogen lamp of the prior art;
Fig. 2 shows the longitudinal section schematic diagram according to the fluorescent tube of Metal halogen lamp of the present utility model; And
Fig. 3 shows the schematic perspective view according to the fluorescent tube of Metal halogen lamp of the present utility model.
In the drawings, run through different diagrams, identical or similar Reference numeral is represented identical or corresponding parts or feature.
Embodiment
In the specific descriptions of following preferred embodiment, will be with reference to the appended accompanying drawing that constitutes a part of the present invention.Appended accompanying drawing shows by way of example can realize certain embodiments of the present invention.The embodiment of example is not intended to limit according to all embodiment of the present invention.Be appreciated that and under the prerequisite that does not depart from scope of the present invention, can utilize other embodiment, also can carry out the modification of structural or logicality.Therefore, following specific descriptions are also nonrestrictive, and scope of the present invention is limited by appended claim.
Fig. 1 shows the longitudinal section schematic diagram of Metal halogen lamp of the prior art.As shown in Figure 1, Metal halogen lamp comprises fluorescent tube 10.This fluorescent tube 10 is roughly straight-cylindrical, and it is made up of fluorescent tube top 101, lamp body 102 and fluorescent tube bottom 103.This Metal halogen lamp also comprises electric arc tube 104, and it roughly is positioned at the inside at middle part of the lamp body 102 of fluorescent tube 10 usually.Electric arc tube 104 is generally highly purified transparent material, and for example pottery is filled with in it for luminous admixture of gas.
As shown in Figure 1, electric arc tube 104 is very near with the distance of the lamp body 102 of fluorescent tube 10, therefore the high heat that is produced by electric arc tube 104 and the High Voltage that therefore forms in sealed environment will be easy to cause the middle part softening transform of lamp body 102 of fluorescent tube 10, the especially fluorescent tube of Metal halogen lamp, even explosion, thereby shortened useful life of Metal halogen lamp.
Metal halogen lamp according to the utility model principles of construction has solved the problems referred to above simply and effectively.Referring now to Fig. 2 and Fig. 3,, Fig. 2 shows the longitudinal section schematic diagram according to the fluorescent tube of Metal halogen lamp of the present utility model.Fig. 3 shows the schematic perspective view according to the fluorescent tube of Metal halogen lamp of the present utility model, wherein shows the inner and outer wall of the fluorescent tube 20 of Metal halogen lamp in Fig. 2 and Fig. 3 with dotted line and solid line.
As shown in Figures 2 and 3, comprise fluorescent tube 20 according to Metal halogen lamp 30 of the present invention, it is for example made by quartz.This fluorescent tube 20 comprises fluorescent tube top 201, lamp body 202 and fluorescent tube bottom 203.Fluorescent tube bottom 203 is connected with the metallic lamp holder (not shown) usually.And, shown in Fig. 2 and 3, lamp body 202 from the middle part towards the bottom 203 asymptotic gatherings of fluorescent tube top 201 and fluorescent tube, thereby constituted class oval in shape in longitudinal cross-section view (Fig. 2).Particularly, as shown in Figure 3, the cross section at lamp body 202 middle parts (be circular at this) is obviously greater than the cross section near fluorescent tube top 201 and 203 places, fluorescent tube bottom.
In addition, Metal halogen lamp 30 also comprises electric arc tube 204, it typically is highly purified transparent material, and for example pottery is filled with in it for luminous admixture of gas.The two ends of electrode tube 204 have electrode respectively, and the zone between two electrodes is region of discharge.As shown in Figure 2, electric arc tube 205 is positioned at the middle part of the lamp body 201 of fluorescent tube 20.As previously mentioned, because the middle part of lamp body 202 is constructed to respect to two ends (being fluorescent tube top 201 and fluorescent tube bottom 203) along circumferential outer lug, and towards fluorescent tube top 201 and fluorescent tube bottom 203 asymptotic gatherings, therefore increased the middle part of lamp body 202 and the distance between the electric arc tube 204 significantly, deformed thereby avoided fluorescent tube excessively to be heated owing to being subjected to the heat that electric arc tube distributes effectively.
Preferably, fluorescent tube top 201 forms one via scalariform part 204 and lamp body 202.Be convenient to by the fixture (not shown) electric arc tube 204 is securely fixed in the inside of fluorescent tube 20 like this.
Technology contents and the technical characterstic of specific embodiment of the utility model have below been disclosed; yet be appreciated that; under creative ideas of the present utility model; those skilled in the art can and not make various changes and modifications in this combination of features that clearly illustrates to above-mentioned disclosed various features, but all belongs to protection range of the present utility model.The description of above-described embodiment is exemplary and not restrictive.
Claims (3)
1. fluorescent tube that is used for Metal halogen lamp, it is characterized in that, described fluorescent tube (20) comprises fluorescent tube top (201), lamp body (202) and fluorescent tube bottom (203), and wherein said lamp body (202) is (203) asymptotic gathering bottom described fluorescent tube top (201) and the described fluorescent tube from the middle part.
2. fluorescent tube according to claim 1 is characterized in that, described fluorescent tube top (201) forms one via scalariform part (204) and described lamp body (202).
3. a Metal halogen lamp is characterized in that, comprising:
Fluorescent tube according to claim 1 and 2 (20); And
Electric arc tube (205), it is positioned at described fluorescent tube (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220681176 CN203134755U (en) | 2012-12-12 | 2012-12-12 | Tube used for metal halide lamp and metal halide lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220681176 CN203134755U (en) | 2012-12-12 | 2012-12-12 | Tube used for metal halide lamp and metal halide lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203134755U true CN203134755U (en) | 2013-08-14 |
Family
ID=48942706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220681176 Expired - Fee Related CN203134755U (en) | 2012-12-12 | 2012-12-12 | Tube used for metal halide lamp and metal halide lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203134755U (en) |
-
2012
- 2012-12-12 CN CN 201220681176 patent/CN203134755U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20161212 |