CN104421845A - Designing and manufacturing method for vacuum sealed non-circular free graphical surface reflector combined lamp - Google Patents
Designing and manufacturing method for vacuum sealed non-circular free graphical surface reflector combined lamp Download PDFInfo
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- CN104421845A CN104421845A CN201310406240.7A CN201310406240A CN104421845A CN 104421845 A CN104421845 A CN 104421845A CN 201310406240 A CN201310406240 A CN 201310406240A CN 104421845 A CN104421845 A CN 104421845A
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- speculum
- lens
- vacuum
- lamp
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a designing and manufacturing method for a vacuum sealed non-circular free graphical surface reflector combined lamp. The combined lamp mainly comprises a light source 1, a reflector 2 and a lens 3, wherein the light source 1 is a double-end and high-light effect ceramic metal halide lamp or high-light effect and high-voltage sodium lamp tube; two ends of the lamp tube are arranged on a focal axis or geometric center of the reflector through a metal bracket; the reflector 2 is made of a high borosilicate glass material; a reflecting surface is a symmetric non-circular free graphical surface with a diffuse reflection structure; a uniform flange side is arranged at the periphery of a mouth part; a plane of the flange side and the non-circular free graphical surface are in smooth transition; glass of the reflector 2 is formed by pressing on a pressing machine through a die under a high-temperature melting state; the lens 3 is also made of the high borosilicate glass material same as that of the reflector 2; the shape and the size of the flange side at the periphery of the lens are identical to those of the reflector; after the lens 3 and the reflector 2 are positioned, the lens 3 and the reflector 2 form a whole of which the outer edge has the shape and the size meeting the requirements of a product by rolling and sealing under high temperature; a bulb of the vacuum sealed non-circular free graphical surface reflector combined lamp disclosed by the invention is made by annealing, exhausting, ageing, head mounting and other vacuum producing procedures.
Description
Technical field
Vacuum closed-type not rounded free form face of the present invention arrangement of mirrors lamp manufactures and designs, belong to a kind of new luminous intensity distribution illumination in electrical lighting field, lighting source is made with specular removal ceramic gold-halogen lamp or specular removal high-pressure mercury lamp, adopt high-boron-silicon glass material speculum and lens, adopt the not rounded free form face speculum luminous intensity distribution of band diffuse reflective structure, vacuum closed-type structural design manufactures, for city street lamp illumination, square, stadiums, airport, harbour illumination, industrial lighting, commercial lighting, agricultural greenhouse plantation illumination etc.
Background technology
Throw light in this area, substantially adopt the HID based on high-pressure mercury lamp to throw light at present, its technical scheme adopts single-ended high-pressure mercury lamp, is installed in the reflective lighting of metallic mirror, light fixture oral area clear glass protects, and is equipped with Inductive ballast and implements illumination.Its defect is: reflectance of reflector is low, works in atmospheric conditions, moisture-sensitive dust suction, oxidation, reduces lamp reflectivity, and the easy laying dust of transparent glass inner surface, long-pending worm, affect light transmittance, thus cause energy waste.
Summary of the invention
For the illumination defect of this lighting field existence at present, thinking of the present invention is: adopt high light effect source, manufacture and design high reflectivity mirror, high transmission rate lens and vacuum closed-type bulb thereof, realize efficient energy-saving lighting enduringly, highly effective matched digital type electronic ballast, promotes lighting quality and expands illumination functions.Vacuum closed-type not rounded free form face of the present invention arrangement of mirrors lamp manufactures and designs, lighting source is made with specular removal ceramic gold-halogen lamp or specular removal high-pressure mercury lamp, adopt speculum and the lens of high-boron-silicon glass material, adopt the not rounded free form face speculum luminous intensity distribution of band diffuse reflective structure, adopt high transmission rate lens and speculum height intermediate temperature sealing, make vacuum closed-type structured bulb, realize and keep specular removal, high reflectance, high transmission rate and the illumination of lighting equilibrium lastingly, thus reaching and improve lighting quality and energy-efficient object.
The feature that vacuum closed-type not rounded free form face of the present invention arrangement of mirrors lamp manufactures and designs is: its invention forms primarily of light source 1, speculum 2, lens 3, light source 1 is both-end specular removal ceramic gold-halogen lamp or specular removal high-pressure mercury lamp fluorescent tube, and lamp tube ends is installed in the focal axis of speculum or in geometric center by metallic support, speculum 2 high-boron-silicon glass material is made, reflecting surface is the symmetric form not rounded free form face of band diffuse reflective structure, oral area surrounding is even flange, flange plane and not rounded free form face rounding off, left and right sides symmetric design two or four small boss bottom speculum 2, for the little butterfly of sealing-in Precise Alloy of punching, and connected by the metallic support be connected with light source 1 two ends in speculum and little butterfly, to realize the electric extraction of light source 1, speculum 2 glass forms with mould compacting under the molten state of high temperature melting on press, aperture is opened for connecting glass exhaust tube in bottom, reflecting surface reaches minute surface standard through vacuum coating, lens 3 also adopt the high-boron-silicon glass material that same speculum 2 is identical, profile surrounding flange geomery is identical with speculum, and the circumferential recess of location and circumferential convex tendon when designing sealing-in respectively on the end face of flange of speculum 2 and lens 3, after speculum 2 groove and lens 3 convex tendon fasten and locate, at high temperature roll extrusion sealing-in is the entirety that an outer rim geomery meets product requirement, then through annealing, exhaust, seasoned, fill first-class vacuum production process and make vacuum closed-type not rounded free form face of the present invention arrangement of mirrors lamp.
The invention has the beneficial effects as follows: the specular removal realizing more than 120Lm/w, realize the light reflectivity of more than 95%, realize the light transmission rate of more than 90%, balanced lighting, making full use of and highlight illumination of luminous energy can be realized enduringly, reach the high-quality illumination object of tangible energy-efficient, environmental protection.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
In Fig. 1,1 is light source of the present invention, and 2 is speculums, and 3 is lens.
Light source 1 of the present invention is both-end specular removal ceramic metal halide fluorescent tube or both-end specular removal high-pressure mercury lamp fluorescent tube, power is 35W or 50W or 75W or 100W or 140W or 150W or 210W or 250W or 400W or 600W or 750W or 1000W or 1250W or 1500W, light efficiency is greater than 120Lm/w, its ceramic gold-halogen lamp light source color temperature is 3000 to 4000K, colour rendering index Ra > 90.
Speculum 2 of the present invention is symmetric form not rounded free form face speculums of band diffuse reflective structure, its not rounded free form face speculum refers to the overall geometric figure shape face speculum for non-circular shape, comprise with oval calotte or hyperboloid or oval hyperboloid combination shape face etc. for fundamental reflection shape face, the entirety that its oral area surrounding and the rounding off such as cambered surface, inclined-plane are formed is non-circular shape face speculum; Its symmetric form refers to that curved surface figure has the symmetrical feature that the front and back be as the criterion with xoz face are symmetrical and be as the criterion with yoz face; Its diffuse reflection refers on the reflecting surface of not rounded free form face, manufacture and design the very shallow arcuation surface of the larger degree of depth of multiple skewness areas, realizes the diffuse reflection of light, reaches the effect that reverberation Light distribation is balanced and reflectivity is high.
Speculum 2 of the present invention is the high-boron-silicon glass not rounded free form face speculums with mould compacting, premenstrual operation processing also, after vacuum cleaning process, in vacuum coating equipment, carries out evaporation of aluminum plated film in a heated state, obtain the reflecting surface of bright in mirror surface, realize the high reflectance of light.
Lens 3 of the present invention adopt with speculum 2 duplicate high-boron-silicon glass material and identical physics thereof, chemical property thermal coefficient of expansion unanimously, surface-brightening is transparent, and light transmittance reaches 90%, at high temperature with speculum 2 matched seal.
Vacuum closed-type bulb of the present invention, refer to that light source 1 two ends are arranged on after in speculum 2 by metallic support, circumferential convex tendon on lens 3 end face of flange is fastened in the circumferential recess on speculum 2 end face of flange, and installation is positioned in the seal mould of automatic sealing, seal mould rotates on sealing machine, speculum 2 to be sealed and lens 3 are with turning, and in rotary course, add more than thermic glass softening point, implement the heating edge roll extrusion of rotation limit, limit, be an air-tightness entirety by the flange periphery roll extrusion sealing-in of speculum 2 and lens 3, again through annealing, exhaust (draining air), the operations such as inflation (being filled with protective gas) make vacuum closed-type bulb.
The high-boron-silicon glass that speculum 2 of the present invention and lens 3 adopt, heat in electric smelting tank furnace and found, its main component is SiO
2, AL
2o
3, B
2o
3, glass melting temperature is 1580 DEG C ~ 1600 DEG C, coefficient of expansion Wei 〆=4 × 10 300 DEG C ~ 400 DEG C time
-6(K
-1), heat endurance > 200 DEG C, glass softening point is 705 DEG C, and annealing temperature is more than 500 DEG C, and density is 2.23g/cm
3, it is compressing that glass compacting tool set high temperature on hydraulic pressure or aerostatic press put into by molten molten glass, and come into operation after slowly annealing.
Speculum 2 of the present invention and lens 3 sealing-in operation complete on automatic sealing, automatic sealing is with the final products profile after speculum 2 and lens 3 sealing and be of a size of according to design master cam, and strictly keep and the X-axis of the seal mould be fixed as one, Y axis datum dead in line, main motion is rotated to be with master cam, the product realizing master cam, seal mould and wait to seal with benchmark mass motion, and drives other unit coordinates motions such as heating unit duration and degree of heating, roll extrusion graphite roller; Sealing heating-up temperature is glass softening point more than 705 DEG C, adopt strip with 6 groups or 8 groups that treat sealed product surrounding and distribute symmetrically, often organize 8 unit duration and degree of heatings under master cam motion drives, move back and forth and swing, realization is treated to remain equidistant between sealed product edge and unit duration and degree of heating, thus realizes balanced heating; Speculum 2 and lens 3 glass flange perimeter seal are shaped by a pair axial symmetrical graphite roller, follow master cam motion and move back and forth, time more than speculum 2 and lens 3 edge heating to glass softening point, limit rotates, and limit is heated, and limit roll extrusion simultaneously realizes; In capping processes, " heating unit duration and degree of heating puts in place-product rotation-heating-graphite roller put in place-seal roll extrusion-roll extrusion complete-heat stopping-unit duration and degree of heating and exit-graphite roller exits-sealed product ejects from sealing positioning module ", overall process single-chip microcomputer controls.
Annealing of the present invention, utilizes metal belt to complete by heating-up temperature-time graph specification in Horizental annealer.Speculum 2, the lens 3 of compacting are annealed, and maximum temperature is 500 DEG C ~ 540 DEG C, slowly completes in 40 meters of long annealing furnaces; Product processing intermediate annealing, comprise the little butterfly of Precise Alloy and speculum 2 sealing-in is annealed, speculum 2 and lens 3 seal anneals, complete in 8 meters of long annealing furnaces, preheating zone is 510 DEG C ~ 550 DEG C, and annealed zone is 540 DEG C ~ 580 DEG C, and glass is repeatedly annealed, guarantee that product is unstressed, in using and cold and hot drastic change time do not burst.
Exhaust of the present invention, sealing is completed at speculum 2 and lens 3, and carry out on multistation high vacuum exhaustion platform after intermediate annealing, product utilization high-vacuum exhaust system discharges the air of speculum 2 that (taking away) sealed and lens 3 inside by being connected on high-boron-silicon glass blast pipe on speculum 2, hunt leak with high-frequency spark leak detector again, after confirming to reach vacuum level requirements, the inflation of recycling blast pipe, be filled with the nitrogen of 99.9% purity, the blowing pressure is 0.01Mpa ~ 0.02Mpa, finally on high vacuum exhaustion platform, cutting sealed-off is carried out to blast pipe, realize the vacuum tight sexual isolation of bulb and outside atmosphere.
In light source 1 two ends of the present invention are installed on speculum 2 focal axis by metallic support or in geometric center, two end electrodes is connected with respective metal support, the little butterfly of sealing alloy that on two ends metallic support and speculum bottom boss, sealing-in is good, integrally welded with solder, realize the electric extraction of light source.
Through the bulb of exhaust inflation, also must carry out seasoned on seasoned platform, testboard is tested, and join suitable lamp holder by the little butterfly bookbinding of alloy of electrically drawing, complete the manufacture of product.
Claims (9)
1. vacuum closed-type not rounded free form face arrangement of mirrors lamp manufactures and designs, it is characterized in that: primarily of light source (1), speculum (2), lens (3) composition, light source (1) is both-end specular removal ceramic gold-halogen lamp fluorescent tube or specular removal high-pressure mercury lamp fluorescent tube, and lamp tube ends is installed in the focal axis of speculum or in geometric center by metallic support, speculum (2) is made by high-boron-silicon glass material, reflecting surface is the symmetric form not rounded free form face of band diffuse reflective structure, oral area surrounding is even flange, flange plane and not rounded free form face rounding off, speculum (2) bottom left and right sides symmetric design two or four small boss, for the little butterfly of sealing-in Precise Alloy of punching, and connected by the metallic support be connected with light source (1) two ends in speculum and little butterfly, to realize the electric extraction of light source 1, speculum (2) glass forms with mould compacting under the molten state of high temperature melting on press, aperture is opened for connecting glass exhaust tube in bottom, reflecting surface reaches minute surface standard through vacuum coating, lens (3) also adopt the high-boron-silicon glass material that same speculum (2) is identical, profile surrounding flange geomery is identical with speculum, and the circumferential recess of location and circumferential convex tendon when designing sealing-in respectively on the end face of flange of speculum (2) and lens (3), after speculum (2) groove and lens (3) convex tendon fasten and locate, at high temperature roll extrusion sealing-in is the entirety that an outer rim geomery meets product requirement, again through annealing, exhaust, seasoned, fill first-class vacuum production process and make vacuum closed-type not rounded free form face of the present invention arrangement of mirrors lamp.
2. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: described light source (1) is both-end specular removal ceramic metal halide fluorescent tube or both-end specular removal high-pressure mercury lamp fluorescent tube, power is 35W or 50W or 75W or 100W or 140W or 150W or 210W or 250W or 400W or 600W or 750W or 1000W or 1250W or 1500W, light efficiency is greater than 120Lm/w, its ceramic gold-halogen lamp light source color temperature is 3000 to 4000K, colour rendering index Ra > 90.
3. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: speculum (2) is the symmetric form not rounded free form face speculum of band diffuse reflective structure, its not rounded free form face speculum refers to the overall geometric figure shape face speculum for non-circular shape, comprise with oval calotte or hyperboloid or oval hyperboloid combination shape face etc. for fundamental reflection shape face, the entirety that its oral area surrounding and the rounding off such as cambered surface, inclined-plane are formed is not rounded figure shape face speculum; Its symmetric form refers to that curved surface figure has the symmetrical feature that the front and back be as the criterion with xoz coordinate surface are symmetrical and be as the criterion with yoz coordinate surface; Its diffuse reflection refers to the arcuation surface manufacturing and designing multiple skewness on the reflecting surface of not rounded free form face, realizes the diffuse reflection of light.
4. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: described lens (3) adopt and speculum (2) duplicate high-boron-silicon glass material and identical physics, chemical property, thermal coefficient of expansion is consistent, surface-brightening is transparent, light transmittance reaches 90%, at high temperature with speculum (2) matched seal.
5. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: described vacuum closed-type bulb, refer to that light source (1) two ends are arranged on after in speculum (2) by metallic support, circumferential convex tendon on lens (3) end face of flange is fastened in the circumferential recess on speculum (2) end face of flange, and installation is positioned in the seal mould of automatic sealing, seal mould rotates on sealing machine, speculum (2) to be sealed and lens (3) are with turning, and in rotary course, add more than thermic glass softening point, implement the heating edge roll extrusion of rotation limit, limit, be an air-tightness entirety by the flange periphery roll extrusion sealing-in of speculum (2) and lens (3), again through annealing, exhaust (draining air), the vacuum closed-type bulb that the operations such as inflation (being filled with protective gas) are made.
6. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, and it is characterized in that: the high-boron-silicon glass that its speculum (2) and lens (3) adopt, and heat in electric smelting tank furnace and found, its main component is SiO
2, AL
2o
3, B
2o
3, glass melting temperature is 1580 DEG C ~ 1600 DEG C, coefficient of expansion Wei 〆=4 × 10 300 DEG C ~ 400 DEG C time
-6(K
-1), heat endurance > 200 DEG C, glass softening point is 705 DEG C, and annealing temperature is more than 500 DEG C, and density is 2.23g/cm
3, it is compressing on hydraulic pressure or aerostatic press that glass compacting tool set put into by molten molten glass, and come into operation after slowly annealing.
7. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: speculum (2) and lens (3) sealing-in operation complete on automatic sealing, its automatic sealing is with the final products profile after speculum (2) and lens (3) sealing and be of a size of according to design master cam, and the X-axis of the strict seal mould kept and be fixed as one, Y axis datum dead in line, main motion is rotated to be with master cam, realize master cam, seal mould and wait sealed product with benchmark mass motion, and drive heating unit duration and degree of heating, other unit coordinates motions such as roll extrusion graphite roller, sealing heating-up temperature is glass softening point more than 705 DEG C, adopt strip with 6 groups or 8 groups that treat sealed product surrounding and distribute symmetrically, often organize 8 unit duration and degree of heatings under master cam motion drives, move back and forth and swing, realization is treated to remain equidistant between sealed product edge and unit duration and degree of heating, thus realizes balanced heating, speculum (2) and lens (3) glass flange perimeter seal are shaped by a pair axial symmetrical graphite roller, follow master cam motion and move back and forth, time more than speculum (2) and lens (3) edge heating to glass softening point, limit rotates, limit is heated, and limit roll extrusion simultaneously realizes, in capping processes, " heating unit duration and degree of heating puts in place-product rotation-heating-graphite roller put in place-seal roll extrusion-roll extrusion complete-heat stopping-unit duration and degree of heating and exit-graphite roller exits-sealed product ejects from sealing positioning module ", overall process single-chip microcomputer controls.
8. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: described annealing operation, in Horizental annealer, utilize metal belt to complete by heating-up temperature-time graph specification, the speculum (2) of compacting, lens (3) annealing, maximum temperature is 500 DEG C ~ 540 DEG C, slowly completes in 40 meters of long annealing furnaces; Product processing intermediate annealing, comprises the little butterfly of Precise Alloy and speculum (2) sealing-in is annealed, and speculum (2) and lens (3) seal anneals, and complete in 8 meters of long annealing furnaces, preheating zone is 510 DEG C ~ 550 DEG C, and annealed zone is 540 DEG C ~ 580 DEG C.
9. vacuum closed-type not rounded free form face according to claim 1 arrangement of mirrors lamp manufactures and designs, it is characterized in that: described exhaust, sealing is completed at speculum (2) and lens (3), and carry out on multistation high vacuum exhaustion platform after intermediate annealing, product utilization high-vacuum exhaust system discharges the air of speculum (2) that (taking away) sealed and lens (3) inside by being connected on high-boron-silicon glass blast pipe on speculum (2), hunt leak with high-frequency spark leak detector again, after confirming to reach vacuum level requirements, the inflation of recycling blast pipe, be filled with the nitrogen of 99.9% purity, the blowing pressure is 0.01Mpa ~ 0.02Mpa, finally on high vacuum exhaustion platform, cutting sealed-off is carried out to blast pipe, realize the vacuum tight sexual isolation of bulb and outside atmosphere.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310406240.7A CN104421845A (en) | 2013-09-09 | 2013-09-09 | Designing and manufacturing method for vacuum sealed non-circular free graphical surface reflector combined lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310406240.7A CN104421845A (en) | 2013-09-09 | 2013-09-09 | Designing and manufacturing method for vacuum sealed non-circular free graphical surface reflector combined lamp |
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| CN104421845A true CN104421845A (en) | 2015-03-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949744A (en) * | 2015-09-23 | 2018-04-20 | 伊顿智能动力有限公司 | Gas-tight seal ligthing paraphernalia for hostile environment |
| CN114488503A (en) * | 2022-01-19 | 2022-05-13 | 江苏科技大学 | Ultra-structure miniature digital imaging system and method for pathological section scanner |
-
2013
- 2013-09-09 CN CN201310406240.7A patent/CN104421845A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949744A (en) * | 2015-09-23 | 2018-04-20 | 伊顿智能动力有限公司 | Gas-tight seal ligthing paraphernalia for hostile environment |
| CN114488503A (en) * | 2022-01-19 | 2022-05-13 | 江苏科技大学 | Ultra-structure miniature digital imaging system and method for pathological section scanner |
| CN114488503B (en) * | 2022-01-19 | 2023-11-21 | 江苏科技大学 | Ultra-structure miniature digital imaging system and method for pathological section scanner |
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