CN101996846A - Novel fluorescent lamp electrode and installation method thereof - Google Patents
Novel fluorescent lamp electrode and installation method thereof Download PDFInfo
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- CN101996846A CN101996846A CN200910042291XA CN200910042291A CN101996846A CN 101996846 A CN101996846 A CN 101996846A CN 200910042291X A CN200910042291X A CN 200910042291XA CN 200910042291 A CN200910042291 A CN 200910042291A CN 101996846 A CN101996846 A CN 101996846A
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Abstract
The invention relates to a novel fluorescent lamp electrode and an installation method thereof. The novel fluorescent lamp electrode consists of a central electrode and a shielding screen electrode, wherein the shielding screen electrode is processed into a hollow molybdenum tube with a molybdenum sheet, a tungsten filament or a lamp filament is wound on the hollow molybdenum tube and coated with a cathode material, and the central electrode is composed of lamp filaments, and is arranged in an inner hole of the hollow molybdenum tube after being coated with the cathode material, lead wires on two ends of the central electrode and the shielding screen electrode are respectively connected to pins on two ends of the hollow molybdenum tube, and the resistance value of the shielding screen electrode is set to be larger than that of the central electrode. Electrode supports of core columns are arranged respectively in a way that one is long, and the other one is short, pins on two ends of the novel electrodes are respectively connected with the longer and the shorter core column electrode supports, thus enabling the novel electrode to be erected in the core column. By adopting the novel electrode in the fluorescent lamp, not only is the blackening phenomenon on two ends of the fluorescent lamp reduced, but also the service life of a tube is doubled.
Description
Technical field
The present invention relates to a kind of gaseous discharge lamp, relate in particular to a kind of fluorescent lamp novel electrode of forming by central electrode, baffle plate electrode, also relate to the installation method of above-mentioned fluorescent lamp electrode.
Background technology
In the prior art, fluorescent lamp in use for some time, lamp tube ends produces melanism, its main cause is because electron emission substrate can disperse to be attached to tube inner wall and form when lighting a lamp, not only outward appearance is ugly, and make the user produce impermanent view of fluorescent tube blackhead life-span, in order to address the above problem, part is made lamp enterprise, the metallic shield ring is installed at two ends at fluorescent lamp, when preventing the phenomenon of lamp tube ends melanism, and can increase annode area, reduce the gross energy that is input to the negative electrode that has been coated with oxide, avoid negative electrode overheated, obtained certain effect, but the quality that improves fluorescent lamp is had little significance, thereby application producer is very few.
Summary of the invention
The purpose of this invention is to provide and a kind ofly not only can reduce the lamp tube ends melanism, and can make fluorescent tube improve the fluorescent tube of useful life more than one times, its solution is to adopt new cathode technique on fluorescent tube.Another object of the present invention provides the installation method of above-mentioned fluorescent lamp electrode.
The object of the present invention is achieved like this: the baffle plate electrode adopts molybdenum sheet to be processed into hollow molybdenum pipe, tungsten filament or filament are on hollow molybdenum pipe, the two ends lead-in wire of tungsten filament or filament is connected and fixed with hollow molybdenum pipe two ends pin respectively, and tungsten filament on the hollow molybdenum pipe or filament are coated cathode material and carried out high temperature sintering; Central electrode is made up of filament, and the filament of coating cathode material is placed in the hollow molybdenum pipe orifice behind high temperature sintering, and the two ends lead-in wire is connected and fixed with hollow molybdenum pipe two ends pin respectively.
Hollow molybdenum pipe, the pin at its two ends are respectively arranged with 8 fonts folder, have aperture below 8 fonts press from both sides.
Tungsten filament or filament on the hollow molybdenum pipe, its two ends lead-in wire passes the aperture below the hollow molybdenum pipe pin 8 fonts folder respectively, is placed in the 8 fonts folder; After central electrode was placed on hollow molybdenum pipe, the two ends lead-in wire was placed on respectively in the 8 fonts folder, and clamped by the leads of 8 fonts folder with central electrode, baffle plate electrode.
Central electrode and baffle plate electrode, its baffle plate electrode resistance value is greater than central electrode.
The installation method of fluorescent lamp novel electrode, by novel electrode, stem stem is formed, and it is characterized in that the electrode suppor of stem stem is set to long a, weak point, and novel electrode is that the two ends pin is connected and fixed with the long and short support of stem stem respectively.
The long and short support of stem stem by integer, beat and collude, is placed on the pin at novel electrode two ends respectively in the colluding of long and short support, adopts the mode of mechanical grip, novel electrode is connected be fastened on the long and short support of stem stem.
The long and short support of stem stem by the mode of welding, is weldingly fixed on the pin at novel electrode two ends respectively on the long and short support of stem stem.
The long and short support of stem stem by the mode of welding, is weldingly fixed on the pin at novel electrode two ends respectively on the long and short support of stem stem.
Said structure of the present invention is applicable to the fluorescent tube of various calibers and various profiles, the caliber of Chang Yong 6mm-25mm for example, the fluorescent tube of straight pipe type commonly used, endless tube type, two D type, spiral type, U type, H type, П type, M type, SL type, blossom type, lotus flower type, Buddha's hand type, umbrella shape, funnel type, shape such as petal-shaped.
The invention has the advantages that: 1, owing to adopt central electrode, baffle plate combination of electrodes to become novel electrode, and set the baffle plate electrode resistance value greater than central electrode, thereby the electron emission substrate that produces when central electrode is lit a lamp is by baffle plate electrode hollow molybdenum tube shield, reduce the melanism that lamp tube ends produces effectively, satisfied user's psychological demand.2, negative electrode adopts the vertical structure, avoids the negative electrode superheating phenomenon.After date when 3, using one section when baffle plate electrode resistance value during less than central electrode, changes when lighting a lamp by the baffle plate electrode and carries out the electronics emission, and fluorescent lamp is enhanced about more than once useful life, not only reduces customer using cost, and reduces environmental pollution.4, simple in structure, increase that cost is few, energy-saving effect is remarkable, product is suitable for extensively, market capacity is big.
Description of drawings
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of novel electrode of the present invention;
Fig. 2 is another structural representation of novel electrode of the present invention
Fig. 3 is the structural representation of novel electrode hollow molybdenum pipe of the present invention;
Fig. 4 is the structural representation of the embodiment of the invention;
Fig. 5 is the structural representation of another kind of installation method in the novel electrode of the present invention.
Embodiment
Be the structural representation of novel electrode of the present invention as shown in Figure 1, fluorescent lamp novel electrode 1 is made up of central electrode 2, baffle plate electrode 3, baffle plate electrode 3 adopts molybdenum sheet to be processed into hollow molybdenum pipe 4, tungsten filament or filament 5 are on hollow molybdenum pipe 4, the two ends lead-in wire 6 of tungsten filament or filament 5 is connected and fixed with hollow molybdenum pipe two ends pin 7 respectively, and tungsten filament on the hollow molybdenum pipe 4 or filament 5 are coated cathode material 8 and carried out high temperature sintering; Central electrode 2 is made up of filament 9, and the filament 9 of coating cathode material 10 is placed in baffle plate electrode 3 hollow molybdenum pipes 4 endoporus behind high temperature sintering, and two ends lead-in wire 11 is connected and fixed with hollow molybdenum pipe 4 two ends pins 7 respectively.
As Fig. 2, shown in Figure 3, fluorescent lamp novel electrode 1 is made up of central electrode 2, baffle plate electrode 3, baffle plate electrode 3 adopts molybdenum sheet to be processed into hollow molybdenum pipe 4, the two ends pin 7 of hollow molybdenum pipe 4 is respectively arranged with 8 fonts folder 12, have aperture 13 below the 8 fonts folder 12, tungsten filament or filament 5 are on hollow molybdenum pipe 4, two ends lead-in wire 6 apertures 13 that pass hollow molybdenum pipe 4 two ends pins 7 respectively of tungsten filament or filament 5 are placed on 8 fonts folder interior 12, and be connected and fixed, tungsten filament on the hollow molybdenum pipe 4 or filament 5 are coated cathode material 8 and are carried out high temperature sintering; Central electrode 2 is made up of filament 9, and the filament 9 of coating cathode material 10 is placed in baffle plate electrode 3 hollow molybdenum pipes 4 endoporus behind high temperature sintering, and two ends lead-in wire 11 is placed in the 8 fonts folder 12 of hollow molybdenum pipe 4 two ends pins 7 respectively and is connected and fixed.
Fig. 4 is the structural representation of the embodiment of the invention.It among the figure U type fluorescent lamp 14, two port ones 5 of U type fluorescent lamp 14 are equipped with stem stem 16 respectively, long electrode support 17 and noncontinuous electrode support 18 are arranged on the stem stem 16, the long electrode support 17 of stem stem 16 and noncontinuous electrode support 18 are provided with hook 19,20 by integer and at the top, the pin 21 at novel electrode 1 two ends is placed on respectively in the top hook 19,20 of stem stem 16 long electrode supports 17 and noncontinuous electrode support 18, adopt the mode of mechanical grip, novel electrode 1 connection is fastened on the long and short support of stem stem 16, and makes novel electrode 1 be vertical placement with respect to stem stem.Two stem stems 16 are connected with two port sealings by fusing of fluorescent tube 14 respectively, by operations such as exhausts, become the novel electrode fluorescent lamp.Central electrode 2 and baffle plate electrode 3 one of them without high temperature sintering, or central electrode 2 and baffle plate electrode 3 directly be assembled into novel electrode all without high temperature sintering, high temperature sintering is to finish in deairing step, its effect is the same.The fluorescent lamp novel electrode is provided with baffle plate electrode 3 resistance values greater than central electrode 2, when the fluorescent lamp starting stage, wherein central electrode 2 resistance values are little, under the effect of puncture voltage, at first produce high-tension glow discharge, and in the of short duration process that starts glow discharge, cation is with macro-energy bombarding cathode very, produce enough thermal electrons when negative electrode further heats, and when forming focus on electrode, glow discharge translates into stable arc discharge.Behind the lamp lighting-up, internal resistance descends, and the voltage at ballast two ends lands immediately, has been not enough to cause interpolar glow discharge, and electric current is a fluorescent tube internal ionization and form path, and fluorescent tube enters operating state.Therefore central electrode 2 enters operating state, and baffle plate electrode 3 is in off position with regard to not producing glow discharge.Because novel electrode is vertical placement with respect to stem stem, electronics is emitted as vertical emission, reduce the emitted transverse of electron emission substrate, the emitted transverse thing when central electrode 2 is lit a lamp is also blocked by baffle plate electrode 3 hollow molybdenum inside pipe walls, thereby has reduced fluorescent tube two ends blackout phenomenon.Simultaneously, increase annode area, reduced the gross energy that is input to the filament that has been coated with cathode material, avoided filament overheated.Central electrode 2 is lossy behind burning-point.Resistance changes, and after using thousands of hours, (useful life that is equivalent to conventional fluorescent lamp) is because effect, lamp tube ends or the relative clean of hollow molybdenum pipe.When occurring under the situation that central electrode 2 resistance value ratio baffle plate electrodes 3 resistances are big or filament cut-offs, will occur focus when fluorescent lamp starts once more and shift, carry out thermal electron by baffle plate electrode 3, can make fluorescent tube enter operating state equally.Thereby every filament all is fully used, thereby reach the fluorescent lamp effect that is doubled and redoubled useful life.
Be illustrated in figure 5 as second kind of installation method structural representation in the novel electrode of the present invention.Long electrode support 17 on the stem stem 16 is to take Type of Welding 22 to fixedly connected with noncontinuous electrode support 18 with the pin 21 at novel electrode 1 two ends, and all the other structures and Fig. 3 are essentially identical.
Claim scope of the present invention includes but not limited to above listed embodiment, any with the present invention be with reference to all belong to protection scope of the present invention with reference to the equivalent execution mode that is out of shape or extends.
Claims (8)
1. fluorescent lamp novel electrode, form by central electrode, baffle plate electrode, it is characterized in that the baffle plate electrode adopts molybdenum sheet to be processed into hollow molybdenum pipe, tungsten filament or filament are on hollow molybdenum pipe, the two ends lead-in wire of tungsten filament or filament is connected and fixed with hollow molybdenum pipe two ends pin respectively, and tungsten filament on the hollow molybdenum pipe or filament are coated cathode material and carried out high temperature sintering; Central electrode is made up of filament, and the filament of coating cathode material is placed in the hollow molybdenum pipe orifice behind high temperature sintering, and the two ends lead-in wire is connected and fixed with hollow molybdenum pipe two ends pin respectively.
2. fluorescent lamp novel electrode according to claim 1 is characterized in that described hollow molybdenum pipe, and the pin at its two ends is respectively arranged with 8 fonts folder, has aperture below 8 fonts press from both sides.
3. fluorescent lamp novel electrode according to claim 2 is characterized in that tungsten filament or filament on the hollow molybdenum pipe, and its two ends lead-in wire passes the aperture below the hollow molybdenum pipe pin 8 fonts folder respectively, is placed in the 8 fonts folder; After central electrode was placed on hollow molybdenum pipe, the two ends lead-in wire was placed on respectively in the 8 fonts folder, and clamped by the leads of 8 fonts folder with central electrode, baffle plate electrode.
4. according to claim 1 or 3 described fluorescent lamp novel electrodes, it is characterized in that described central electrode and baffle plate electrode are individual without high temperature sintering without high temperature sintering or one of them, directly be assembled into novel electrode, high temperature sintering is to finish in deairing step.
5. according to claim 1 or 3 described fluorescent lamp novel electrodes, it is characterized in that described central electrode and baffle plate electrode, its baffle plate electrode resistance value is greater than central electrode.
6. the installation method of fluorescent lamp novel electrode, by novel electrode, stem stem is formed, and it is characterized in that the electrode suppor of stem stem is set to long a, weak point, and novel electrode is that the two ends pin is connected and fixed with the long and short support of stem stem respectively.
7. the installation method of fluorescent lamp novel electrode according to claim 6, it is characterized in that the long and short support of described stem stem, by integer, beat and collude, the pin at novel electrode two ends is placed on respectively in the colluding of long and short support, adopt the mode of mechanical grip, the novel electrode connection is fastened on the long and short support of stem stem.
8. the installation method of fluorescent lamp novel electrode according to claim 7 is characterized in that the long and short support of described stem stem, by the mode of welding, the pin at novel electrode two ends is weldingly fixed on respectively on the long and short support of stem stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910042291XA CN101996846A (en) | 2009-08-28 | 2009-08-28 | Novel fluorescent lamp electrode and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910042291XA CN101996846A (en) | 2009-08-28 | 2009-08-28 | Novel fluorescent lamp electrode and installation method thereof |
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| CN101996846A true CN101996846A (en) | 2011-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107841713A (en) * | 2017-12-18 | 2018-03-27 | 苏州川鹏塑料有限公司 | Gasify copper facing equipment on plastic surface |
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- 2009-08-28 CN CN200910042291XA patent/CN101996846A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107841713A (en) * | 2017-12-18 | 2018-03-27 | 苏州川鹏塑料有限公司 | Gasify copper facing equipment on plastic surface |
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Application publication date: 20110330 |