CN201829460U - Energy-saving lamp wick column - Google Patents
Energy-saving lamp wick column Download PDFInfo
- Publication number
- CN201829460U CN201829460U CN2010205443817U CN201020544381U CN201829460U CN 201829460 U CN201829460 U CN 201829460U CN 2010205443817 U CN2010205443817 U CN 2010205443817U CN 201020544381 U CN201020544381 U CN 201020544381U CN 201829460 U CN201829460 U CN 201829460U
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- amalgam
- blast pipe
- block piece
- saving lamp
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Abstract
The utility model discloses an energy-saving lamp wick column which is formed by sintering a lead-free glass flare pipe (1), a lead-free glass exhaust pipe (2) and a sealing-in guide wire (3), wherein the exhaust pipe (2) is positioned in the flare pipe (1) and provided with an exhaust hole (8); the upper part and the lower part of the exhaust pipe between the exhaust hole (8) and the mouth of the flare pipe are flattened; an amalgam blocking piece (5) is arranged in the channel of the exhaust pipe between the two flattened parts; the maximum aperture of a through hole at the flattened part of the exhaust pipe is larger than the diameter of the amalgam blocking piece (5), and the minimum aperture is smaller than the diameter of the amalgam blocking piece (5); and the amalgam blocking piece (5) is limited by the flattened parts of the exhaust pipe and is in an active state so as to ensure the exhaust and filling of gas in the exhaust pipe (2). The energy-saving lamp wick column can accurately limit and permanently position main amalgam so as to ensure the normal starting speed of a lamp tube, improve the lighting efficiency and prolong the service life.
Description
Technical field
The utility model belongs to the photoelectric source technical field, is specifically related to a kind of electricity-saving lamp stem stem.
Background technology
Compact fluorescent lamp (hereinafter to be referred as electricity-saving lamp) is one of best light source of eliminating the poor efficiency illuminating product.The used stem stem of electricity-saving lamp is that the sealing-in seal wire burn-back that is complementary by glass horn pipe, glass air exhaust rod, with the aforementioned glass workpiece coefficient of expansion forms, and in the blast pipe amalgam is housed when stem stem encapsulates with fluorescent tube.Be generally used for making in the glass material of stem stem and all contain a certain proportion of lead, plumbous and mercury can cause environmental pollution, the threat human health." about prevent to use the instruction of some harmful substance in electric equipment " according to environmental requirement promulgation is the ROHS instruction, must adopt solid-state mercury (amalgam) to substitute traditional liquid mercury during electricity-saving lamp is produced, and limits the quantity of and be lower than 5mg.In order effectively to bring into play the function of main amalgam and Auxiliary amalgam, particularly importantly main amalgam and Auxiliary amalgam keep certain distance in the fluorescent tube domestic demand, such as the electricity-saving lamp master amalgam of 5W and the distance of filament is 10mm, therefore for good and all fixes the position of main amalgam effectively with regard to particular importance.Experimental results show that when main amalgam moves near Auxiliary amalgam 2-3mm because of some reason, the mercury vapour pressure is the 0.3-0.6% that charges into argon gas under the influence of preheat temperature, thereby has destroyed the needed optimum gas pressure ratio of Penning effect, makes fluorescent tube start the difficulty that becomes, light efficiency descends, the lost of life.
Utility model patent CN201000874 and CN201181686 disclose the electricity-saving lamp stem stem that adopts the glass exhaust tube flattening method to make, when using, reality finds to still have amalgam to be subjected to displacement phenomenon, its reason is that the amalgam solid mercury under the influence of filament temperature behind the release mercury can be out of shape, even can roll in the fluorescent tube from steam vent.
Utility model patent CN201465996U discloses a kind of method of shelving the main amalgam in location of woven wire in blast pipe, but do to be shifted under the impact of time spent wire mesh sheet at main amalgam as external force, can't guarantee the reliably spacing of main amalgam, distance can change between promptly main amalgam and the filament, when main amalgam displacement when the filament, under the effect of filament temperature, can influence Penning effect, make the light efficiency of fluorescent tube reduce the lost of life.
Summary of the invention
The utility model provides a kind of can guarantee the normal toggle speed of fluorescent tube, the light efficiency and the useful life of having improved fluorescent tube to the environment-friendly type energy-saving wick column of the correct spacing and permanent location of main amalgam.
The utility model has adopted following technical scheme: a kind of electricity-saving lamp stem stem, it is by oviduct, blast pipe and sealing-in seal wire sintering form, described blast pipe is arranged in oviduct, described blast pipe is provided with steam vent, the material selection crown glass of described oviduct and blast pipe, on blast pipe between the described steam vent and the loudspeaker mouth of pipe has, two positions are by draw down down, be provided with the amalgam block piece in the blast pipe passage between the two draw down positions, described amalgam block piece is cylindrical, the through hole maximum diameter of hole at described blast pipe draw down position is greater than the diameter of described amalgam block piece, its minimum-value aperture is less than the diameter of amalgam block piece, described amalgam block piece is spacing and be active state by the draw down position of blast pipe, discharges and charges into the gas that guarantees blast pipe.
In the utility model, the minimum-value aperture of the through hole at described draw down position is smaller or equal to 80% of amalgam block piece diameter; The diameter of described amalgam block piece is than the little 0.2mm of blast pipe channel diameter; Described amalgam barrier material is for being glass, pottery or metal.
The beneficial effects of the utility model are as follows: glass horn pipe and blast pipe use crown glass to make, and do not contain poisonous lead element, and environmental pollution is little.Upper and lower two positions are arranged by draw down on the blast pipe, main amalgam is undertaken spacing by following draw down, the distance that is maintained fixed between main amalgam and the filament, main simultaneously amalgam is active state in blast pipe, can not influence the normal exhaust and the inflation of electricity-saving lamp, thereby guarantee that electricity-saving lamp obtains stable mercury vapour and presses, it is constant that the toggle speed of fluorescent tube keeps, and improved the light efficiency of fluorescent tube.After electricity-saving lamp service time is long slightly, main amalgam discharges mercury gradually, being subjected to filament temperature to influence main amalgam can be out of shape, thereby cause amalgam to ooze out from draw down, but owing to be provided with the amalgam block piece in the blast pipe passage between the two draw down places, the amalgam block piece can prevent that the amalgam that is out of shape from continuing to be subjected to displacement, and realizes the permanent location of main amalgam, the useful life of having improved electricity-saving lamp.The block piece of employing cylindrical structure can guarantee the circulation of gas better, and the space of cylinder side can be used as gas passage.
Description of drawings
Fig. 1 is the schematic diagram that the utility model is connected with filament
Embodiment
With reference to Fig. 1, a kind of electricity-saving lamp stem stem of the utility model, it is formed by crown glass oviduct 1, crown glass blast pipe 2 and sealing-in seal wire 3 sintering, and described blast pipe 2 is arranged in oviduct 1, and the upper end of blast pipe 2 is provided with steam vent 8.
The component weight proportion of crown glass oviduct, blast pipe is as follows:
SiO2 62.0-68.0％； K2O 5.0-7.0％；?Na2O 10.0-15.0％；
Al2O30-4.3％；CaO 2.5-6.2％；MgO 1.5-4.0％；B2O3 2.0-3.2％；CeO2 0.1-0.4％；?Fe2O3 0-0.2％；BaO 0-10.4％；SrO 0-4.0％。
Sealing-in seal wire 3 is that driving fit setting-in dilval rod forms in oxygen-free copper pipe, and both weight proportions are as follows: dilval rod 55%-65%, and oxygen-free copper pipe 35%-45%, both total amounts satisfy 100%.Dilval adopts 4J43 Dumet wire core dilval.Adopt crown glass oviduct 1, blast pipe 2, cooperate the sealing-in seal wire 3 of coefficient of expansion coupling, the electricity-saving lamp of manufacturing is not leaded, does not have environmental pollution.
Be provided with upper and lower two place's draw downs on the blast pipe 2 between the steam vent 8 and the loudspeaker mouth of pipe, be provided with amalgam block piece 5 in the blast pipe passage between the two draw down places, main amalgam 6 is positioned at the outside at draw down place under the blast pipe passage.Described amalgam block piece 5 is cylindrical, and its diameter is with highly identical, and the diameter of described amalgam block piece 5 is than the little 0.2mm of blast pipe channel diameter.The block piece of employing cylindrical structural can better guarantee the circulation of gas, and the space between cylinder side and the blast pipe passage can be used as gas passage.The through hole maximum diameter of hole at described blast pipe draw down position is greater than the diameter of described amalgam block piece 5, and the minimum-value aperture of the through hole at described draw down position is smaller or equal to 80% of amalgam block piece 5 diameters.Described like this amalgam block piece 5 and main amalgam 6 by the spacing active state that is of draw down, are discharged and are charged into the gas that guarantees blast pipe 2 in the blast pipe passage.Described amalgam block piece 5 is made by glass, pottery or metal.
When making electricity-saving lamp, sealing-in seal wire 3 constitutes positive and negative electrode with nickel wire 4 welding, connects filament 9 between two electrodes.Auxiliary amalgam 7 is welded on filament 9 belows, because main amalgam 6 quilts are reliably spacing, main and auxiliary amalgam distance is certain, has guaranteed that the best mercury vapour of power saving fluorescent lamps requirement is pressed.
The electricity-saving lamp stem stem of the built-in amalgam block piece of the utility model is applicable to that 3W is to the 200W compact fluorescent lamp.
Embodiment:
5w electricity-saving lamp stem stem, glass exhaust tube internal diameter are 1.5 ± 0.1mm, and the width at draw down place is 0.8 ± 0.05mm, and amalgam block piece 5 is the column type stainless steel part, diameter and highly be respectively 1.10 ± 0.05mm and 1.10 ± 0.1.Being packed into external diameter is spherical Bi-In-Hg master's amalgam 6 of 1.10 ± 0.1mm, and main amalgam 6 is 10 ± 0.5mm from the distance of filament 9.With the electricity-saving lamp that this stem stem is made, its light efficiency is 68.81m/w, lamp burning-point life-span 〉=12000 hour; Compare with the same power modulation of traditional stem stem, light efficiency has improved about 11.5%, and the life-span has improved about 30%.
Table 1 is the utility model stem stem and use liquid mercury stem stem, and blast pipe once flattens, do not have the 5W electricity-saving lamp relevant parameter table of comparisons that amalgam block piece stem stem is made in the prior art:
As can be seen from Table 1, the required mercury consumption of the electricity-saving lamp that the utility model is made reduces greatly, but the light efficiency of electricity-saving lamp and useful life improve greatly.
Claims (4)
1. electricity-saving lamp stem stem, it is by oviduct (1), blast pipe (2) and connect seal wire (3) sintering and form, described blast pipe (2) is arranged in oviduct (1), described blast pipe (2) is provided with steam vent (8), the material selection crown glass that it is characterized in that described oviduct (1) and blast pipe (2), on blast pipe (2) between the described steam vent (8) and the loudspeaker mouth of pipe has, two positions are by draw down down, be provided with amalgam block piece (5) in the blast pipe passage between the two draw down positions, described amalgam block piece (5) is cylindrical, the through hole maximum diameter of hole at described blast pipe draw down position is greater than the diameter of described amalgam block piece (5), its minimum-value aperture is less than the diameter of amalgam block piece (5), described amalgam block piece (5) is spacing and be active state by the draw down position of blast pipe (2), discharges and charges into the gas that guarantees blast pipe (2).
2. electricity-saving lamp stem stem according to claim 1, the minimum-value aperture of through hole that it is characterized in that described draw down position is smaller or equal to 80% of amalgam block piece (5) diameter.
3. electricity-saving lamp stem stem according to claim 1, the diameter that it is characterized in that described amalgam block piece (5) is than the little 0.2mm of blast pipe channel diameter.
4. according to each described electricity-saving lamp stem stem in the claim 1 to 3, the material that it is characterized in that described amalgam block piece (5) is for being glass, pottery or metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205443817U CN201829460U (en) | 2010-09-28 | 2010-09-28 | Energy-saving lamp wick column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205443817U CN201829460U (en) | 2010-09-28 | 2010-09-28 | Energy-saving lamp wick column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201829460U true CN201829460U (en) | 2011-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205443817U Expired - Lifetime CN201829460U (en) | 2010-09-28 | 2010-09-28 | Energy-saving lamp wick column |
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| Country | Link |
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| CN (1) | CN201829460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599663A (en) * | 2020-05-29 | 2020-08-28 | 江苏佳强照明电器有限公司 | Novel lead-free glass core column for LED lamp |
-
2010
- 2010-09-28 CN CN2010205443817U patent/CN201829460U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111599663A (en) * | 2020-05-29 | 2020-08-28 | 江苏佳强照明电器有限公司 | Novel lead-free glass core column for LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |
|
| CX01 | Expiry of patent term |