CN102810452A - Self-trigger - Google Patents
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- CN102810452A CN102810452A CN201110146104XA CN201110146104A CN102810452A CN 102810452 A CN102810452 A CN 102810452A CN 201110146104X A CN201110146104X A CN 201110146104XA CN 201110146104 A CN201110146104 A CN 201110146104A CN 102810452 A CN102810452 A CN 102810452A
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- silver contact
- support
- conduction
- trigger
- sheet metal
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Abstract
The invention relates to a self-trigger. The self-trigger comprises a base, and a first conductive connection support and a second conductive connection support arranged oppositely on the base, wherein silver contact points are arranged on the opposite faces of the two conductive connection supports; a double-layer metal sheet composed of two metal sheets with different expansion coefficients is arranged between the two conductive connection supports; the metal sheet with a large expansion coefficient faces the first conductive connection support, and is provided with a third silver contact point corresponding to the first silver contact point on the first conductive connection support; the metal sheet with a small expansion coefficient faces the second conductive connection support, and is provided with a fourth silver contact point corresponding to the second silver contact on the second conductive connection support; the third silver contact point keeps contact with the first silver contact point; the fourth silver contact point is disconnected from the second silver contact point; and the double-layer metal sheet is electrically connected with the second conductive connection support. The self-trigger provided by the invention has the high-voltage generation function, and can trigger a high-voltage sodium lamp to start.
Description
Technical field
The present invention relates to a kind ofly, be used to trigger high-pressure sodium lamp, belong to the electric source lighting technical field of electric appliances from trigger.
Background technology
The high intensity discharge light source is the third generation in the world lighting source, because it has light efficiency height, long, color rendering index advantages of higher of life-span, is widely used in the every field of indoor and outdoor lighting such as station, harbour, road, airport, warehouse, market.Wherein use the most extensive with metal halide lamp and high-pressure sodium lamp.
High-intensity gas discharge lamp utilizes high duty metal vapor electric discharge principle of luminosity to make; High intensity discharge need could be stablized foundation under the condition that rectifier and auxiliary actuating apparatus are arranged; For quartz metal halide lamp; General auxiliary actuating apparatus is a kind of electronic trigger that in appliance circuit, adds, and a kind of in addition is in quartz arc tube, to enclose auxiliary electrode to help to start.For high-pressure sodium lamp, because electric arc tube is a ceramic material, can't install auxiliary electrode additional for it, common auxiliary actuating apparatus is external electronic trigger.
In U.S. standard gold halogen lamp electrical equipment, in order to practice thrift cost, be employed in quartz arc tube and enclose auxiliary electrode and help startup, therefore in the type electrical equipment, do not contain trigger.Because it is higher that sodium vapor lamp has a light efficiency, do not lure characteristics such as worm, in some occasions such as plant illumination, has more practicality, so the user hopes to be combined in the U.S. standard gold halogen lamp electrical equipment in some fields and uses high-pressure sodium lamp.Make under the constant prerequisite of electrical appliance in maintenance, the sodium vapor lamp that needs to use in this case has from triggering function (can start from triggering).In the world; Only forms and trigger circuit and help the lamp startup by the advanced company of minority take in lamp, to pack into electric capacity, resistance, diode, assistant starting line; This technology is owing to require electric capacity to enclose in the lamp, and under 500 degrees centigrade high temperature its performance of assurance, technical difficulty is big, cost is high; And because components and parts are many, decreasing failure rate is high.
Summary of the invention
The objective of the invention is to overcome the defective that prior art exists, provide a kind of possess high pressure produce function from trigger, it can trigger high-pressure sodium lamp and start.
The technical solution adopted for the present invention to solve the technical problems is: a kind of from trigger; Comprise pedestal; And be arranged on that first conduction that on the pedestal two are oppositely arranged connects supports and second conduction is connected support; The opposite face that this two conduction connects support is provided with silver contact; Be provided with by two range upon range of bimetallic strips that constitute of coefficient of expansion different metallic sheet between the said two conduction connection supports; The big sheet metal of the said coefficient of expansion connects support and this sheet metal towards first conduction and is provided with said first conduction and is connected corresponding the 3rd silver contact of first silver contact on the support, and the little sheet metal of the said coefficient of expansion connects support and this sheet metal towards second conduction and is provided with said second and conducts electricity and be connected corresponding the 4th silver contact of second silver contact on the support, and said the 3rd silver contact contacts with first silver contact; The 4th silver contact and second silver contact break off, and bimetallic strip is connected support with second conduction and is electrically connected.
Further, the sheet metal that the said coefficient of expansion is big is processed by manganin manganin alloy or nichrome or nicalloy or nickel; The sheet metal that the said coefficient of expansion is little is processed by dilval, and wherein the weight percentage of nickel is 30～60%.
Further, the thickness of said bimetallic strip is 0.05～1.5mm, and width is 1.0～10.0mm.
Further, said bimetallic strip is tilting to be connected between the supports in two conductions, its upper end rely on that first conduction connects support and it on the 3rd silver contact contact with first silver contact, its lower end is welded on second and conducts electricity on the connection support.
Further, be connected with other components and parts for ease, be electrically connected with conductive lead wire on the said bimetallic strip or the second conduction connection support.
Further, be connected with other components and parts for ease, the said first conduction connection support and second conducts electricity to be connected and all is connected with conducting rod on the support.
Further, fixing for ease, be connected with fixed support on the said pedestal.
Further, said conduction connection support and conducting rod are processed by molybdenum.
Further, said pedestal is a base of ceramic.
Beneficial effect: (one) the present invention helps high-pressure sodium lamp to start through utilizing circuit to break off the induction high pressure that moment produced; (2) the present invention is a mechanical type, and is simple in structure, with low cost, be easy to make in batches, and adopts two-way silver contact design, and resistance is little, has effectively prevented because the arcing phenomenon of the excessive generation of resistance has guaranteed useful life of the present invention and reliable trigger property; (3) adopt high-pressure sodium lamp of the present invention can be used in the high-power U.S. standard gold halogen lamp electrical equipment that does not contain external electronic trigger.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is done further detailed explanation.
Fig. 1 is the structural representation of the preferred embodiments of the present invention;
Fig. 2 be bimetallic strip analyse and observe the structure for amplifying sketch map.
Wherein: 1, base of ceramic; 2, first conduction connects support; 21, silver contact; 22, conducting rod; 3, second conduction connects support; 31, silver contact; 32, conducting rod; 4, bimetallic strip; 41, the big sheet metal of the coefficient of expansion; 42, the little sheet metal of the coefficient of expansion; 5, the 3rd silver contact; 6, the 4th silver contact; 7, conductive lead wire; 8, fixed support; 9, nickel strap.
Embodiment
Like Fig. 1, shown in Figure 2 a kind of from trigger; Comprise base of ceramic 1; And be arranged on two on the base of ceramic 1 first molybdenums that are oppositely arranged and connect supports 2 and be connected support 3 with second molybdenum; The opposite face that this two molybdenum connects support 2,3 is provided with silver contact 21,31; Said two molybdenums connect support 2, are provided with between 3 by two coefficient of expansion different metallic sheets, 41, the 42 range upon range of bimetallic strips that constitute 4; The big sheet metal 41 of the said coefficient of expansion connects support 2 and this sheet metal 41 towards first molybdenum and is provided with first silver contact, 21 corresponding the 3rd silver contacts 5 that are connected with said first molybdenum on the support 2, and the little sheet metal 42 of the said coefficient of expansion is provided with second silver contact, 31 corresponding the 4th silver contacts 6 that are connected with said second molybdenum on the support 3 towards second molybdenum connection support 3 and this sheet metal 42.Said bimetallic strip 4 is tilting to connect support 2 at two molybdenums, between 3; Its upper end rely on that first molybdenum connects support 2 and on it the 3rd silver contact 5 contact with first silver contact 21; Its lower end is welded on second molybdenum and connects on the support 3, and its 4th silver contact 6 and second silver contact 31 break off.Be connected with fixed support 8 on the said base of ceramic 1.Be electrically connected with copper lead-in wire 7 on said bimetallic strip 4 or second molybdenum connection support 3, the exit of said copper lead-in wire 7 is connected with nickel strap 9.Said first molybdenum connects support 2 and is connected with second molybdenum and all is connected with molybdenum rod 22,32 on the support 3.
The big sheet metal 41 of the said coefficient of expansion is processed by manganin manganin alloy or nichrome or nicalloy or nickel.The little sheet metal of the said coefficient of expansion 42 is processed by dilval, and wherein the weight percentage of nickel is 30～60%.The thickness of said bimetallic strip 4 is 0.05～1.5mm, and width is 1.0～10.0mm, can determine according to the ballast electric current that reality is used.
Shown in silver contact 21,31,5,6 all adopt the riveted joint mode to be connected support 2,3 and bimetallic strip 4 with two molybdenums to be connected.
Preferred embodiment: when in the high-pressure sodium lamp that is used in 940w, the thickness of bimetallic strip 4 is 0.15mm, and width is 2.8mm, and length is 26mm, and the sheet metal 41 that the coefficient of expansion is big adopts nicalloys to process.
Operation principle: when power connection, electric current is introduced by molybdenum rod 22,32, at this moment the 3rd silver contact 5 and first silver contact, 21 closures of bimetallic strip 4; Through ballast short circuit current heating bimetallic strip 4, treat 2～5 seconds after, bimetallic strip 4 produces distortion to little sheet metal 42 directions of the coefficient of expansion; The 3rd silver contact 5 and the 21 moments disconnection of first silver contact; The induction high pressure that produces can be used for electric arc tube is lighted, and the heat that produces in the lamp ignition procedures makes bimetallic strip 4 continuous deformations, and the 4th silver contact 6 contacts with second silver contact 31 on it; Break off the electric current of bimetallic strip 4, guaranteed the useful life of bimetallic strip 4.
Should be appreciated that specific embodiment described above only is used to explain the present invention, and be not used in qualification the present invention.Conspicuous variation of being extended out by spirit of the present invention or change still are among protection scope of the present invention.
Claims (10)
1. one kind from trigger; It is characterized in that: comprise pedestal (1); And be arranged on first conduction that on the pedestal (1) two are oppositely arranged and connect supports (2) and second and conduct electricity and be connected support (3); The opposite face that this two conduction connects support (2,3) is provided with silver contact (21,31); Be provided with bimetallic strip (4) between the said two conduction connection supports (2,3) by the range upon range of formation of two coefficient of expansion different metallic sheets (41,42); The sheet metal that the said coefficient of expansion is big (41) connects support (2) and this sheet metal (41) towards first conduction and is provided with said first conduction and is connected corresponding the 3rd silver contact of first silver contact (21) (5) on the support (2); The sheet metal that the said coefficient of expansion is little (42) connects support (3) and this sheet metal (42) towards second conduction and is provided with said second conduction and is connected corresponding the 4th silver contact of second silver contact (31) (6) on the support (3); Said the 3rd silver contact (5) contacts with first silver contact (21), and the 4th silver contact (6) breaks off with second silver contact (31), and bimetallic strip (4) is connected support (3) with second conduction and is electrically connected.
2. according to claim 1 from trigger, it is characterized in that: the sheet metal that the said coefficient of expansion is big (41) is processed by manganin manganin alloy or nichrome or nicalloy or nickel.
3. according to claim 2 from trigger, it is characterized in that: the sheet metal that the said coefficient of expansion is little (42) is processed by dilval, and wherein the weight percentage of nickel is 30～60%.
4. according to claim 3 from trigger, it is characterized in that: the thickness of said bimetallic strip (4) is 0.05～1.5mm, and width is 1.0～10.0mm.
5. described from trigger according to any claim among the claim 1-4; It is characterized in that: said bimetallic strip (4) is tilting to be connected between the support (2,3) in two conductions; Its upper end rely on that first conduction connects support (2) and it on the 3rd silver contact (5) contact with first silver contact (21), its lower end is welded on second and conducts electricity on the connection support (3).
6. described from trigger according to any claim among the claim 1-4, it is characterized in that: be electrically connected with conductive lead wire (7) on the said bimetallic strip (4) or the second conduction connection support (3).
7. described from trigger according to any claim among the claim 1-4, it is characterized in that: the said first conduction connection support (2) and second conducts electricity to be connected and all is connected with conducting rod (22,32) on the support (3).
8. described from trigger according to any claim among the claim 1-4, it is characterized in that: be connected with fixed support (8) on the said pedestal (1).
9. described from trigger according to any claim among the claim 1-4,, it is characterized in that: said conduction connects support (2,3) and conducting rod (22,23) is processed by molybdenum.
10. described from trigger according to any claim among the claim 1-4, it is characterized in that: said pedestal (1) is a base of ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110146104XA CN102810452A (en) | 2011-06-01 | 2011-06-01 | Self-trigger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110146104XA CN102810452A (en) | 2011-06-01 | 2011-06-01 | Self-trigger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102810452A true CN102810452A (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110146104XA Pending CN102810452A (en) | 2011-06-01 | 2011-06-01 | Self-trigger |
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| Country | Link |
|---|---|
| CN (1) | CN102810452A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58117632A (en) * | 1981-12-29 | 1983-07-13 | Matsushita Electric Works Ltd | Electric-discharge-lamp starting device |
| US4845406A (en) * | 1988-02-01 | 1989-07-04 | Gte Products Corporation | Getter-containing glow discharge starter having dual gaps |
| CN2095478U (en) * | 1990-04-27 | 1992-02-05 | 电灯专利信托有限公司 | High pressure discharge lamp |
| CN1199502A (en) * | 1996-08-30 | 1998-11-18 | 菲利浦电子有限公司 | Glowswitch starter |
| CN2406447Y (en) * | 2000-01-25 | 2000-11-15 | 马恒徕 | Double metal soft starter |
| CN2809867Y (en) * | 2005-05-12 | 2006-08-23 | 上海亚明灯泡厂有限公司 | High-voltage sodium lamp and internal trigger therefor |
| CN101005005A (en) * | 2006-01-18 | 2007-07-25 | 松下电器产业株式会社 | Electric fluorescent starter and its manufacture method |
-
2011
- 2011-06-01 CN CN201110146104XA patent/CN102810452A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58117632A (en) * | 1981-12-29 | 1983-07-13 | Matsushita Electric Works Ltd | Electric-discharge-lamp starting device |
| US4845406A (en) * | 1988-02-01 | 1989-07-04 | Gte Products Corporation | Getter-containing glow discharge starter having dual gaps |
| CN2095478U (en) * | 1990-04-27 | 1992-02-05 | 电灯专利信托有限公司 | High pressure discharge lamp |
| CN1199502A (en) * | 1996-08-30 | 1998-11-18 | 菲利浦电子有限公司 | Glowswitch starter |
| CN2406447Y (en) * | 2000-01-25 | 2000-11-15 | 马恒徕 | Double metal soft starter |
| CN2809867Y (en) * | 2005-05-12 | 2006-08-23 | 上海亚明灯泡厂有限公司 | High-voltage sodium lamp and internal trigger therefor |
| CN101005005A (en) * | 2006-01-18 | 2007-07-25 | 松下电器产业株式会社 | Electric fluorescent starter and its manufacture method |
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Application publication date: 20121205 |