CN201007983Y - Energy-saving fluorescent lamp tube - Google Patents
Energy-saving fluorescent lamp tube Download PDFInfo
- Publication number
- CN201007983Y CN201007983Y CNU2007200350123U CN200720035012U CN201007983Y CN 201007983 Y CN201007983 Y CN 201007983Y CN U2007200350123 U CNU2007200350123 U CN U2007200350123U CN 200720035012 U CN200720035012 U CN 200720035012U CN 201007983 Y CN201007983 Y CN 201007983Y
- Authority
- CN
- China
- Prior art keywords
- bimetal leaf
- filament
- lamp holder
- tube
- lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
The utility model discloses an energy saving fluorescent lamp tube, wherein a temperature control structure is arranged near a lighting tube (1) inside a filament (2), and a temperature-control conductivity structure is arranged between two light head conductors (4) of every end, the structure is a double metal plate (3) formed by a long and narrow plate which is bended, the double metal plate (3) resistance is smaller than the resistance of the filament (2). With the technical scheme, the filament (2) is cut off after the lighting tube stops working, which increases service time of the filament, lengthens service life of the lighting tube, and improves lighting effect. By decreasing of the lighting tube temperature, the lighting tube installation environment is decreased in standard. The utility model is low in cost and reliable in working.
Description
Technical field
The utility model relates to the field of illuminating lamps of electric light source, and more particularly, the utility model relates to a kind of energy-saving fluorescent lamp.
Background technology
At present, in energy-saving lamp, all adopt power saving fluorescent lamp, utilize the electronics of the filament surface emitting in the fluorescent tube, the light-emitting phosphor of exciter lamp inside pipe wall coating.Energy-saving fluorescent lamp is than the luminous efficiency height of other ordinary lamp and lantern, and the life-span is long, is the developing direction of electric source lighting technology.
In fluorescent tube, the hot cathode filament is a vital structure member.It is made of two key elements: the one, its shape is that the spiral type resistance wire by certain resistance value constitutes, the 2nd, the filament surface applied electronics emission powder.Before tube starting, need energising to the filament heating, because filament must have certain temperature ability emitting electrons, form intraductal electric current.If filament does not heat or heats insufficient and by force at lamp tube ends high pressure starter, electronics powder coating will be gone out by high pressure spray and can't be recovered, and the filament position in fluorescent tube forms blackhead.But on the other hand, fluorescent tube is when operate as normal, and the heating of filament is harmful to again.After the tube starting operate as normal, because the effect of lamp current thermal effect, the electronics powder on the filament has had certain working temperature, can no longer need filament energising heating fully, is exactly like this as the principle of inductance type ballast.At this moment, continue energising, in fluorescent tube, played certain side effect, influenced the luminous efficiency and the working life of fluorescent tube the filament heating.Its influence shows:
The first, power consumption increases, and light efficiency reduces: the filament energising has consumed much electricity, and the electric energy of input fluorescent tube has and much is converted into heat energy and wastes, and lamp current reduces, and luminosity reduces;
The second, filament is overheated, loss aggravation, lamp tube service life shortens: filament in the energising heating, also in loss self, long-term energising heating, the fluorescent tube light decay to minimum fill perhaps value before, often filament just burns earlier, and fluorescent tube is scrapped;
The 3rd, the fluorescent tube temperature rise, light efficiency reduces: the electric energy major part by fluorescent tube is converted into luminous energy, and all be converted into heat by the electric current of filament, and cause lamp hole temperature too high, surpass the preference temperature of the highest light efficiency of fluorescent tube, make the resistance value of fluorescent tube increase decrease in efficiency.
Be that the fluorescent tube of Φ 17mm, 4-U type 215mm, 62W is worked under the electric ballast load and is that example, experiment show with the specification, the electric power consumption of lamp tube ends filament accounts for 7.9% of fluorescent tube total power consumption.For more powerful fluorescent tube, the energy loss of heater current and own loss and light efficiency reduce more obvious.
For addressing the above problem, the existing at present method that adopts electronic ballast, but effect is undesirable, and cost is very high.
The utility model content
Problem to be solved in the utility model provides a kind of energy-saving fluorescent lamp, its objective is to adopt filament cutout technology to reduce the wastage and prolonging lamp tube service life.
To achieve these goals, the technical scheme that the utility model is taked is: this energy-saving fluorescent lamp that is provided, the fluorescent tube that comprises sealing, respectively establish a filament in the pipe of lamp tube ends, the two ends of each filament are connected by the outer electron rectifier of two lamp holder conductors and fluorescent tube again, two lamp holder conductors pass from the tube end covers that insulate, in fluorescent tube, near the filament, between two lamp holder conductors of every end, all establish a temperature control conductive structure, this structure is a bimetal leaf that rectangular arrow gauge is bent to form, and the resistance of described bimetal leaf is less than the resistance of filament.
The shape and structure technical scheme of bimetal leaf is:
Two sheet metals of described bimetal leaf form the inner ring and the outer ring of crooked arc, and described inner ring is connected with the outer ring planes overlapping, and the thermal coefficient of expansion of described outer ring is less than the thermal coefficient of expansion of inner ring;
One end of described bimetal leaf is the bimetal leaf stiff end, described bimetal leaf stiff end and a lamp holder conductor are fastenedly connected, it is connected to the length direction connection consistent with the length direction of lamp holder conductor of the bimetal leaf of rectangular arrow gauge shape, the other end of described bimetal leaf is the flexible end of bimetal leaf, under the normal temperature state of not energising, the flexible end of described bimetal leaf has a gap with another lamp holder conductor; Under the higher temperature state of energising, the flexible end of described bimetal leaf contacts with this lamp holder conductor.
Described bimetal leaf stiff end is welding procedure with the technical scheme that the lamp holder conductor is fastenedly connected for it is connected technology.
The technical scheme of the end structure of the flexible end of bimetal leaf is: the termination of the flexible end of described bimetal leaf, establish the flexible end projection of bimetal leaf of a bending, and its protrusion direction is pointed to it under "on" position and the lamp holder conductor of contact.
The technical scheme that bimetal leaf reduces resistance is: the material of the outer ring of described bimetal leaf is a copper material;
The bending direction of described bimetal leaf is: its protruding direction is pointed to the centre of fluorescent tube from the termination of fluorescent tube.
The technical scheme that the bimetal leaf position is provided with has following two:
Described bimetal leaf is located between filament and the tube end covers;
Perhaps the distance of the bend relief end of described bimetal leaf and tube end covers is more than or equal to the distance of filament and tube end covers.In this technical scheme, described bimetal leaf with the concrete mode that is connected of lamp holder conductor is: between the filament and tube end covers on two lamp holder conductors of every end, respectively establishing a bimetal leaf bonding conductor that fastens as one with the lamp holder conductor stretches out to the side, and to the third side of fluorescent tube to bending, the length of stretching out after the bending exceeds the position of filament, and described bimetal leaf is located at the end of bimetal leaf bonding conductor.
The utility model adopts technique scheme, filament stops energising after the fluorescent tube operate as normal, make filament after through the heating time before the of short duration starter, and the overwhelming majority time is in non operating state, thereby increased the access times of filament, prolonged the overall life of fluorescent tube; The electric energy that enters fluorescent tube just is converted to luminous energy more, improves light efficiency; Filament no longer generates heat, and lamp hole temperature is reduced, and the highest light efficiency temperature of fluorescent tube ℃, this moment, lamp hole temperature was reduced near this value, light efficiency further improves; In addition, along with the reduction of lamp hole temperature, the installation environment of fluorescent tube just can lower the requirement.The utility model has also that cost is low, the characteristics of reliable operation, and is lower because bimetal leaf temperature switch and the switch of electronics dress are compared its cost; Because this structure is installed in the fluorescent tube near vacuum, be not subjected to the erosion of external environment again, can work steadily in the long term.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is fluorescent tube of the present utility model and electric ballast syndeton schematic diagram;
Fig. 3 is inner ring and the outer ring organigram in the bimetal leaf of the present utility model;
Fig. 4 adopts the structural representation of bimetal leaf bonding conductor for the utility model.
Be labeled as among the figure: 1, fluorescent tube, 2, filament, 3, bimetal leaf, 4, the lamp holder conductor, 5, electric ballast, 6, the bimetal leaf stiff end, 7, the flexible end of bimetal leaf, 8, tube end covers, 9, the flexible end projection of bimetal leaf, 10, inner ring, 11, the outer ring, 12, the bimetal leaf bonding conductor.
Embodiment
The of the present utility model structure expressed as Fig. 1 to Fig. 4, the utility model is a kind of energy-saving fluorescent lamp, its known basic structure comprises in the pipe at fluorescent tube 1, fluorescent tube 1 two ends of sealing respectively establishes a filament 2, and the two ends of each filament 2 are connected with fluorescent tube 1 electron rectifier 5 outward by two lamp holder conductors 4 again.Two lamp holder conductors 4 are to pass the back from the tube end covers 8 that insulate to be connected with the electric ballast 5 with four terminations.
The utility model addresses the problems referred to above from this body structure of fluorescent tube, and its technical conceive is to adopt filament 2 cutout technology to reduce the wastage and 1 life-span of prolonging lamp tube.Method is that filament quits work behind fluorescent tube 1 starter, realizes reducing cost, and improves the purpose of reliability.
Adopt bimetal leaf 3 on the concrete structure of the present utility model, in fluorescent tube 1 starter operate as normal and after reaching design temperature, be parallel to the bimetal leaf 3 and lamp holder conductor 4 closures on filament 2 sides, with filament 2 resistive short, thereby make the electric current that flows through cathode filament 2 all become the effective current of fluorescent tube 1.
To achieve these goals, the technical scheme that the utility model is taked is: as shown in Figure 1, described this energy-saving fluorescent lamp, in fluorescent tube 1, filament 2 near, between two lamp holder conductors 4 of every end, all establish a temperature control conductive structure, this structure is the bimetal leaf 3 that a rectangular arrow gauge is bent to form, and the resistance of described bimetal leaf 3 is less than the resistance of filament 2.
The structure of such scheme is installed on filament 2 lead-in wires, and is in parallel with filament 2, and below filament.Lead-in wire is a lamp holder conductor 4.Can reach 108 ℃ through actual measurement high-power lamp tube-surface temperature, fluorescent tube 1 reaches 120 ℃ by filament 2 position temperature, and the closed temperature of bimetal leaf 3 switches is set at 100 ℃.Before fluorescent tube 1 starter, bimetal leaf 3 switches are failure to actuate, and filament 2 normal heating starters are after fluorescent tube 1 enters operating state, temperature raises in the pipe, bimetal leaf 3 closure of being heated stops filament 2 work, and normal fluorescent tube 1 electric current still has thermal effect, make bimetal leaf 3 switch keeping closure states, stop power supply up to ballast, bimetal leaf 3 switches disconnect at once, do not influence 2 heating of the preceding filament of next starter.
The shape and structure technical scheme of bimetal leaf 3 of the present utility model is:
As shown in Figure 3, two sheet metals of described bimetal leaf 3 form the inner ring 10 and the outer ring 11 of crooked arc, and described inner ring 10 is connected with outer ring 11 planes overlapping, and the thermal coefficient of expansion of described outer ring 11 is less than the thermal coefficient of expansion of inner ring 10.
The technical scheme of the annexation of bimetal leaf 3 is:
Shown in Fig. 1 and Fig. 3 institute, one end of described bimetal leaf 3 is a bimetal leaf stiff end 6, described bimetal leaf stiff end 6 and a lamp holder conductor 4 are fastenedly connected, it is connected to the length direction connection consistent with the length direction of lamp holder conductor 4 of the bimetal leaf 3 of rectangular arrow gauge shape, the other end of described bimetal leaf 3 is the flexible end 7 of bimetal leaf, under the normal temperature state of not energising, the flexible end 7 of described bimetal leaf has a gap with another lamp holder conductor 4; Under the higher temperature state of energising, the flexible end of described bimetal leaf 7 contacts with this lamp holder conductor 4.
Because the difference of two kinds of material coefficient of thermal expansion, so after temperature rose, extended length was inconsistent, crooked shape changes, and be by bending to the variation that becomes straight direction, contact the purpose of this structure realization turning circuit by the flexible end 7 of bimetal leaf and this lamp holder conductor 4.
Described bimetal leaf stiff end 6 is welding procedure with the technical scheme that lamp holder conductor 4 is fastenedly connected for it is connected technology.This scheme makes that the resistance of the circuit connected is littler, is difficult for producing oxide layer and influences conductive effect.
The technical scheme of the end structure of the flexible end 7 of bimetal leaf of the present utility model is: the termination of the flexible end 7 of described bimetal leaf, establish the flexible end projection 9 of bimetal leaf of a bending, and its protrusion direction is pointed to it under "on" position and the lamp holder conductor 4 of contact.The effect of this structure is to make the flexible end of bimetal leaf 7 more reliable with contacting of lamp holder conductor 4.
The technical scheme that bimetal leaf 3 reduces resistance is: the material of the outer ring 11 of described bimetal leaf 3 is the less copper material of resistivity;
The bending direction of described bimetal leaf 3 is: its protruding direction is pointed to the centre of fluorescent tube from the termination of fluorescent tube.The direction of bend relief makes conductive effect better, because the conducting of electric current is easier to produce from the high spot of conductor.
The technical scheme that bimetal leaf 3 positions are provided with has two kinds of following embodiment:
First kind: as Fig. 1, Fig. 2 and shown in Figure 3, described bimetal leaf 3 is located between filament 2 and the tube end covers 8.The introduction of front is this structure.
In order further to improve the conductive effect of bimetal leaf 3, the utility model proposes the technical scheme that second kind of bimetal leaf 3 position is provided with: as shown in Figure 4, the bend relief end of described bimetal leaf 3 and the distance of tube end covers 8 are more than or equal to the distance of filament 2 with tube end covers 8.In this technical scheme, described bimetal leaf 3 with the concrete mode that is connected of lamp holder conductor 4 is: between the filament 2 and tube end covers 8 on two lamp holder conductors 4 of every end, respectively establishing a bimetal leaf bonding conductor that fastens as one with lamp holder conductor 4 12 stretches out to the side, and to the third side of fluorescent tube 1 to bending, the length of stretching out after the bending exceeds the position of filament 2, and described bimetal leaf 3 is located at the end of bimetal leaf bonding conductor 12.Like this, the distance of bimetal leaf 3 that makes two ends is less than the distance of the filament 2 at two ends, makes it be easier to conduction when operate as normal.
Outstanding contributions of the present utility model are:
1, filament is after through the heating time before the of short duration starter, and the overwhelming majority time is in non operating state, thereby has increased the access times of filament, has prolonged the overall life of fluorescent tube;
2, filament stops power consumption, and the electric energy that enters fluorescent tube just is converted to luminous energy more, improves light efficiency;
3, filament no longer generates heat, and lamp hole temperature is reduced, and the highest light efficiency temperature of fluorescent tube is at 70 ℃, and this moment, lamp hole temperature was reduced near this value, and light efficiency improves;
4, along with the reduction of lamp hole temperature, the installation environment of fluorescent tube just can lower the requirement;
5, cost is low, and the bimetal leaf temperature switch is a switch cheaply, and to compare its cost lower with the switch of electronics dress;
6, reliable operation because this structure is installed in the fluorescent tube near vacuum, is not subjected to the erosion of external environment, can work steadily in the long term.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within protection range of the present utility model.
Claims (10)
1. energy-saving fluorescent lamp, the fluorescent tube (1) that comprises sealing, respectively establish a filament (2) in the pipe at fluorescent tube (1) two ends, the two ends of each filament (2) are connected by the outer electron rectifier (5) of two lamp holder conductors (4) and fluorescent tube (1) again, two lamp holder conductors (4) pass from the tube end covers (8) of insulation, it is characterized in that: in fluorescent tube (1), near the filament (2), between two lamp holder conductors (4) of every end, all establish a temperature control conductive structure, this structure is the bimetal leaf (3) that a rectangular arrow gauge is bent to form, and the resistance of described bimetal leaf (3) is less than the resistance of filament (2).
2. according to the described energy-saving fluorescent lamp of claim 1, it is characterized in that: two sheet metals of described bimetal leaf (3) form inner ring (10) and outer ring (11) of crooked arc, described inner ring (10) is connected with outer ring (11) planes overlapping, and the thermal coefficient of expansion of described outer ring (11) is less than the thermal coefficient of expansion of inner ring (10).
3. according to the described energy-saving fluorescent lamp of claim 2, it is characterized in that: an end of described bimetal leaf (3) is bimetal leaf stiff end (6), described bimetal leaf stiff end (6) is fastenedly connected with a lamp holder conductor (4), it is connected to the consistent connection of length direction of length direction and lamp holder conductor (4) of the bimetal leaf (3) of rectangular arrow gauge shape, the other end of described bimetal leaf (3) is the flexible end of bimetal leaf (7), under the normal temperature state of not energising, the flexible end of described bimetal leaf (7) has a gap with another lamp holder conductor (4); Under the higher temperature state of energising, the flexible end of described bimetal leaf (7) contacts with this lamp holder conductor (4).
4. according to the described energy-saving fluorescent lamp of claim 3, it is characterized in that: described bimetal leaf stiff end (6) is fastenedly connected with lamp holder conductor (4) and is welding.
5. according to the described energy-saving fluorescent lamp of claim 4, it is characterized in that: the termination of the flexible end of described bimetal leaf (7), if the flexible end projection of the bimetal leaf of a bending (9), its protrusion direction are pointed to it under "on" position and the lamp holder conductor (4) of contact.
6. according to the described energy-saving fluorescent lamp of claim 5, it is characterized in that: the material of the outer ring (11) of described bimetal leaf (3) is a copper material.
7. according to claim 1 or 2 or 3 or 4 or 5 or 6 described energy-saving fluorescent lamps, it is characterized in that the bending direction of described bimetal leaf (3) is: its protruding direction is pointed to the centre of fluorescent tube from the termination of fluorescent tube.
8. according to the described energy-saving fluorescent lamp of claim 7, it is characterized in that: described bimetal leaf (3) is located between filament (2) and the tube end covers (8).
9. according to the described energy-saving fluorescent lamp of claim 7, it is characterized in that: the distance of the bend relief end of described bimetal leaf (3) and tube end covers (8) is more than or equal to the distance of filament (2) with tube end covers (8).
10. according to the described energy-saving fluorescent lamp of claim 9, the connected mode that it is characterized in that described bimetal leaf (3) and lamp holder conductor (4) is: between the filament (2) and tube end covers (8) on two lamp holder conductors (4) of every end, respectively establishing a bimetal leaf bonding conductor (12) that fastens as one with lamp holder conductor (4) stretches out to the side, and to the third side of fluorescent tube (1) to bending, the length of stretching out after the bending exceeds the position of filament (2), and described bimetal leaf (3) is located at the end of bimetal leaf bonding conductor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200350123U CN201007983Y (en) | 2007-03-06 | 2007-03-06 | Energy-saving fluorescent lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200350123U CN201007983Y (en) | 2007-03-06 | 2007-03-06 | Energy-saving fluorescent lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201007983Y true CN201007983Y (en) | 2008-01-16 |
Family
ID=39003933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200350123U Expired - Fee Related CN201007983Y (en) | 2007-03-06 | 2007-03-06 | Energy-saving fluorescent lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201007983Y (en) |
-
2007
- 2007-03-06 CN CNU2007200350123U patent/CN201007983Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8475001B2 (en) | Lamp and light emitting diode tube thereof | |
| US4912371A (en) | Power saving fluorescent lamp substitute | |
| CN206163458U (en) | High PAR who takes assistant start switch maintains rate type high pressure sodium lamp | |
| CN201007983Y (en) | Energy-saving fluorescent lamp tube | |
| CN100570807C (en) | A kind of energy-saving fluorescent lamp | |
| CN102810451B (en) | Large-power self-trigger high-voltage sodium lamp | |
| CN106785922B (en) | A kind of gas discharge tube electrode and preparation method thereof | |
| US6836058B2 (en) | Low-pressure gas discharge lamp having metallization surrounded by a resilient clamping element | |
| CN101533751B (en) | Composite cathode fluorescent lamp | |
| JP4527302B2 (en) | Noble gas discharge lamp and method for manufacturing the same | |
| CN2164171Y (en) | Glow starter able to prolong service life of daylight lamp | |
| CN203536357U (en) | Magnetron tube core for microwave heating | |
| CN210511105U (en) | High-temperature-resistant illuminating lamp | |
| CN1141498A (en) | Fluorescent lamp with end of life arc quenching structure | |
| CN201522987U (en) | Composite cathode fluorescent lamp | |
| CN101490801A (en) | Discharge lamp with an auxiliary ignition element | |
| CN209591976U (en) | A kind of high par value two-end high voltage sodium lamp | |
| CN201562659U (en) | Durable hot cathode fluorescent lamp tube | |
| CN201204195Y (en) | Non-filament ionic florescent lamp | |
| CN2525673Y (en) | Cold cathode fluorescent lamp | |
| JP3165274U (en) | Hot cathode preheating start discharge lamp | |
| JP3133998U (en) | Fluorescent tube with a ring for lighting | |
| CN201909213U (en) | Dimmable compact type high-frequency electrodeless lamp | |
| JP2002543561A (en) | Arc discharge lamp | |
| CN101710563A (en) | Thermal cathode fluorescent tube with long service life |
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: 20080116 |