CN201616420U - Arc-shaped ceramic metal halide lamp arc tube - Google Patents
Arc-shaped ceramic metal halide lamp arc tube Download PDFInfo
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- CN201616420U CN201616420U CN2010201370751U CN201020137075U CN201616420U CN 201616420 U CN201616420 U CN 201616420U CN 2010201370751 U CN2010201370751 U CN 2010201370751U CN 201020137075 U CN201020137075 U CN 201020137075U CN 201616420 U CN201616420 U CN 201616420U
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- arc tube
- metal halide
- ceramic metal
- halide lamp
- straight line
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Abstract
An arc-shaped ceramic metal halide lamp arc tube relates to a metal halide lamp arc tube structure and particularly relates to an arc tube structure of a ceramic metal halide lamp. Axis of the ceramic metal halide lamp arc tube is not a line but a smooth arc, the arc includes two lines at two ends and a smooth arc in the middle section of the axis, smooth transition is formed from the lines at two ends to the middle arc, and length of the lines is equal to length, penetrated into the arc tube (3), of an electrode (1). The arc-shaped ceramic metal halide lamp arc tube solves the common problem that wall temperature of arc tubes of horizontally burning ceramic metal halide lamps in the prior art is not even, namely, and when a ceramic metal halide lamp is horizontally burned, temperature inside an arc tube rises rapidly, electric arcs tend to deviate from lines which two electrodes correspond to under action of gas flow, and close to the wall of the upper arc tube so as to lead temperature of the upper side and the lower side of the arc tube to be uneven.
Description
Technical field
The utility model relates to a kind of metal halide lamp electric arc tube structure, particularly a kind of electric arc tube structure of ceramic metal helide lamp.The invention still further relates to a kind of metal halide lamp, particularly a kind of ceramic metal helide lamp with aforementioned ceramic arc tubular construction.
Background technology
Ceramic metal helide lamp has obtained development fast from the nineties in 20th century invention so far, and ceramic metal helide lamp has had both superior functions such as light efficiency height, color rendering are good, more and more becomes the focus of research and development.
Electric arc tube is as the important component part of ceramic metal helide lamp, and its structure directly has influence on the performance of ceramic metal helide lamp.Present existing ceramic metal halide lamp arc tube divides by number of packages, mainly can be divided into five shell types, three-piece formula, two-piece-dress formula and integral type.
Ceramic metal helide lamp is a kind of in the high-voltage gas discharging light, when lighting, produces arc discharge in the ceramic arc tube.The gas discharge phenomenon that electric arc is kind of a concentration of energy, temperature height, brightness is big, the charged particle in the electric arc mainly rely on two of the electronics emissions of the ionization of the gas compartment and electrode, and physical process produced.When the ceramic metal helide lamp level was lighted, temperature sharply raise in the electric arc tube, and electric arc can depart from the pairing straight line of two electrodes under the effect of air-flow, and relies on the tube wall of top electric arc tube, makes that upper and lower surface electric arc tube tube wall temperature is inhomogeneous.
Summary of the invention
Technical problem: the utility model is at above-mentioned problems of the prior art, by groping and experimental summary, a kind of arced ceramic metal halide lamp electric arc tube is provided, has solved in the prior art the horizontally lighted uneven common problem of ceramic metal halide lamp arc tube tube wall temperature.
Technical scheme: the electric arc tube structure of ceramic metal helide lamp of the present utility model, the axis of ceramic arc tube are not straight lines, but a smooth camber line.This camber line is: the two ends axis is a straight line, and the interlude axis is smooth camber line, and seamlessly transits between two ends straight line and the middle camber line, and length of straigh line equals the length that electrode gos deep into curved pipe.
Described ceramic metal halide lamp arc tube is an integral type, and the axis of promptly left sleeve and right sleeve is positioned on the straight line, and the axis of curved pipe is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
Described ceramic metal halide lamp arc tube is the two-piece-dress formula, that is: the axis of the left end of curved pipe and split type left sleeve is positioned on the straight line, the axis of curved pipe is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
Described ceramic metal halide lamp arc tube is the three-piece formula, that is: split type left sleeve (5) is positioned on the straight line with the axis of split type right sleeve (6), the axis of curved pipe is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
Described arc tube for ceramic metal halide lamp is five shell types, that is: the axis of split type left sleeve Left-wing Federation fitting, the right connector of split type left sleeve, split type right sleeve Left-wing Federation fitting, the right connector of split type right sleeve is positioned on the straight line, the axis of curved pipe is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
The utility model has solved in the prior art, the horizontally lighted uneven common problem of ceramic metal halide lamp arc tube tube wall temperature, that is: when ceramic metal helide lamp is horizontally lighted, temperature sharply raises in the electric arc tube, electric arc is under the effect of air-flow, can depart from the pairing straight line of two electrodes, and rely on the tube wall of top electric arc tube, make that upper and lower surface electric arc tube tube wall temperature is inhomogeneous.
The axis interlude of ceramic metal halide lamp arc tube of the present invention and horizontally lighted ceramic metal helide lamp arc shape are consistent.Two ends for make, easy for installation, axis still is a straight line.
Beneficial effect:
1, ceramic metal halide lamp arc tube of the present utility model can solve the horizontally lighted uneven common problem of ceramic metal halide lamp arc tube tube wall temperature preferably.
2, ceramic metal halide lamp arc tube of the present utility model, manufacture method is simple, is fit to produce in enormous quantities.
Description of drawings
Fig. 1 is an integral ceramics metal halide lamp electric arc tube structural representation of the present utility model.
Fig. 2 is a two-piece-dress formula ceramic metal halide lamp arc tube structural representation of the present utility model.
Fig. 3 is a three-piece formula ceramic metal halide lamp arc tube structural representation of the present utility model.
Fig. 4 is five shell type ceramic metal halide lamp arc tube structural representations of the present utility model.
Fig. 5 is a kind of G type ceramic metal helide lamp structural representation with the utility model ceramic arc tube.
Fig. 6 is a kind of R7S type ceramic metal helide lamp structural representation with the utility model ceramic arc tube.
Reference numeral is as follows:
1, electrode 2, left sleeve
3, curved pipe 4, right sleeve
5, split type left sleeve 6, split type right sleeve
7, split type left sleeve Left-wing Federation fitting 8, the right connector of split type left sleeve
9, split type right sleeve Left-wing Federation fitting 10, the right connector of split type right sleeve.
Embodiment
Ceramic arc pipe fitting required in the utility model all adopts mould manufacturing, and the manufacture method brief overview is:
1, prepares alumina slurry with high-purity superfine alumina powder, rare earth compound, water;
2, make plaster cast: comprise and make external mold model, core rod model;
3, alumina slurry is injected in the plaster cast of making moulding;
4, with plain embryo oven dry, biscuiting, polishing finishing, final high temperature sinters the ceramic metal halide lamp arc tube finished product into.
Below with reference to accompanying drawings the electric arc tube structure of the utility model ceramic metal helide lamp and ceramic metal helide lamp with this electric arc tube structure are described in detail.
At present the common characteristic of ceramic metal halide lamp arc tube structure be exactly axis be straight line, be typical axially symmetric structure.But learn from top analysis narration, have the ceramic metal helide lamp of this structure when horizontally lighted electric arc because the influence deflection upper end earthenware tube wall of air-flow, make the ceramic arc tube tube wall temperature inhomogeneous, and then influenced the photoelectric parameter of ceramic metal helide lamp.
Ceramic metal halide lamp arc tube of the present utility model, structure has variation, and five cover ceramic arc tubes, three-piece ceramic arc tube, two-piece-dress ceramic arc tube, integral ceramics electric arc tube are arranged.The common feature of ceramic metal halide lamp arc tube structure of the present invention is: the ceramic arc tube after the installation, the axis at two ends still are positioned at one on straight line, and the axis of interlude is curved, have between two ends axis and the interlude axis to seamlessly transit.Length of straigh line equals the length that electrode gos deep into curved pipe, and the physical dimension of camber line is relevant with the watt level of electric arc tube.
As shown in Figure 1, integral ceramics electric arc tube of the present utility model, its axis is: left sleeve 2 is positioned on the straight line with the axis of right sleeve 4, and the axis of curved pipe 3 is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.Make this kind integral type electric arc tube, as long as the mould axial line is changed to desired location.
As shown in Figure 2, two-piece-dress formula ceramic arc tube of the present utility model, form by two parts, its axis is: the axis of the left end of curved pipe 3 and split type left sleeve (5) is positioned on the straight line, the axis of curved pipe 3 is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.The left end of curved pipe 3 is designed to the same with split type left sleeve 5 cylindrical, is convenient to and split type left sleeve 5 is installed.
As shown in Figure 3, three-piece formula ceramic arc tube of the present utility model, form by three parts, its axis is: split type left sleeve 5 is positioned on the straight line with the axis of split type right sleeve 6, the axis of curved pipe 3 is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
As shown in Figure 4, five shell type ceramic arc tubes of the present utility model, form by five parts, its axis is: the axis of split type left sleeve Left-wing Federation fitting 7, the right connector 8 of split type left sleeve, split type right sleeve Left-wing Federation fitting 9, the right connector 10 of split type right sleeve is positioned on the straight line, the axis of curved pipe 3 is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.The two ends of curved pipe also manufacture column type for the ease of installing with the sleeve connector, the arc shape of the physical dimension of curved pipe camber line during according to different capacity ceramic metal helide lamp burning-point.
The utility model is applicable to ceramic metal helide lamp, also is applicable to other high-voltage gas discharging lights simultaneously.
Above-mentioned specification only describes the utility model, does not constitute the restriction to the claim scope, and other substantial equivalence means that it may occur to persons skilled in the art that are all in the utility model scope.
Claims (5)
1. arced ceramic metal halide lamp electric arc tube, the axis that it is characterized in that this ceramic metal halide lamp arc tube is not a straight line, a but smooth camber line, this camber line is: the two ends axis is a straight line, the interlude axis is smooth camber line, and seamlessly transit between two ends straight line and the middle camber line, length of straigh line equals the length that electrode (1) gos deep into curved pipe (3).
2. arced ceramic metal halide lamp electric arc tube according to claim 1, it is characterized in that described ceramic metal halide lamp arc tube is an integral type, the axis that is left sleeve (2) and right sleeve (4) is positioned on the straight line, the axis of curved pipe (3) is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
3. arced ceramic metal halide lamp electric arc tube according to claim 1, it is characterized in that described ceramic metal halide lamp arc tube is the two-piece-dress formula, that is: the axis of the left end of curved pipe (3) and split type left sleeve (5) is positioned on the straight line, the axis of curved pipe (3) is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
4. arced ceramic metal halide lamp electric arc tube according to claim 1, it is characterized in that described ceramic metal halide lamp arc tube is the three-piece formula, that is: split type left sleeve (5) is positioned on the straight line with the axis of split type right sleeve (6), the axis of curved pipe (3) is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
5. arced ceramic metal halide lamp electric arc tube according to claim 1, it is characterized in that described arc tube for ceramic metal halide lamp is five shell types, that is: the axis of split type left sleeve Left-wing Federation's fitting (7), the right connector (8) of split type left sleeve, split type right sleeve Left-wing Federation's fitting (9), the split type right connector of right sleeve (10) is positioned on the straight line, the axis of curved pipe (3) is: the two ends straight line adds the intermediate light curved stroke, and seamlessly transits between two ends straight line and middle camber line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201370751U CN201616420U (en) | 2010-03-19 | 2010-03-19 | Arc-shaped ceramic metal halide lamp arc tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201370751U CN201616420U (en) | 2010-03-19 | 2010-03-19 | Arc-shaped ceramic metal halide lamp arc tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201616420U true CN201616420U (en) | 2010-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201370751U Expired - Fee Related CN201616420U (en) | 2010-03-19 | 2010-03-19 | Arc-shaped ceramic metal halide lamp arc tube |
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| Country | Link |
|---|---|
| CN (1) | CN201616420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101800158A (en) * | 2010-03-19 | 2010-08-11 | 东南大学 | Horizontally lighted arc tube for ceramic metal halide lamp |
-
2010
- 2010-03-19 CN CN2010201370751U patent/CN201616420U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101800158A (en) * | 2010-03-19 | 2010-08-11 | 东南大学 | Horizontally lighted arc tube for ceramic metal halide lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20101027 Termination date: 20120319 |