CN201303209Y - Anti-surge lightning protector - Google Patents
Anti-surge lightning protector Download PDFInfo
- Publication number
- CN201303209Y CN201303209Y CNU2008202125533U CN200820212553U CN201303209Y CN 201303209 Y CN201303209 Y CN 201303209Y CN U2008202125533 U CNU2008202125533 U CN U2008202125533U CN 200820212553 U CN200820212553 U CN 200820212553U CN 201303209 Y CN201303209 Y CN 201303209Y
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- China
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- discharge tube
- gas discharge
- lightning protection
- pin
- piezo
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Abstract
The utility model discloses an anti-surge lightning protector used for electronic products, which comprises an outer casing, a voltage dependent resistor, a first lead pin and a second lead pin, wherein the voltage dependent resistor is disposed in the outer casing, the first lead pin and the second lead pin which expose to the outer casing are electrically connected with the voltage dependent resistor, a gas discharge tube is arranged in the outer casing, and the first lead pin, the second lead pin, the gas discharge tube, and the voltage dependent resistor are sequentially in series connection with each other. The anti-surge lightning protector utilizes the method that the gas discharge tube and the voltage dependent resistor are in series connection, the voltage dependent resistor can effectively perform lightning protection, on one hand, the gas discharge tube can effectively avoid tiny electric current when the voltage dependent is in normal condition and ensures that no electric current flows through the voltage dependent resistor to further prevent the same from being destroyed, and on the other hand, the gas discharge tube with the effect of lightning protection can be used with the voltage dependent resistor, thereby realizing better lightning protection effect.
Description
Technical field
The utility model discloses a kind of lightning protection device, particularly a kind of anti-surge lightning protection device that is used for electronic product.
Background technology
Along with the application of electronic product in people's daily life is more and more, more and more widely, a lightning protection device can be installed all generally in the existing electronic product, to prevent the surge current on the power supply line and when electronic product is subjected to being struck by lightning, not to be damaged.At present, people's common way is provided with a piezo-resistance exactly in electronic product, utilize piezo-resistance as lightning protection device, when occurring surge current or electronic product on the power supply line and be subjected to being struck by lightning, instantaneous high pressure can make the piezo-resistance conducting, by piezo-resistance with its short circuit, to prevent the damage of high pressure to electronic product.Piezo-resistance is not to insulate fully when normality, and its two ends have tiny electric current and flow through, and can cause waste of energy on the one hand, owing to there is electric current to exist, the piezo-resistance heating is damaged on the other hand.Simultaneously, the direct capacitance amount of piezo-resistance is bigger separately, and the scope of application is restricted, and in addition, after piezo-resistance was damaged, the two poles of the earth were conducting state, can influence the operate as normal of electronic product.
Summary of the invention
During at the above-mentioned piezo-resistance normality of mentioning of the prior art, having electric current flows through, the shortcoming that the piezo-resistance heating is damaged, the utility model provides a kind of new lightning protection device, its gas discharge tube of on piezo-resistance, connecting, the piezo-resistance and the gas discharge tube outside are provided with shell, and shell is provided with the pin that is electrically connected with piezo-resistance and gas discharge tube.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of anti-surge lightning protection device, comprise shell, piezo-resistance in the enclosure, first pin and second pin that is exposed to the shell outside and is electrically connected with piezo-resistance are set, be provided with gas discharge tube in the shell, first pin, gas discharge tube, piezo-resistance, second pin are connected in series successively.
The technical scheme that its technical problem that solves the utility model adopts further comprises:
In the described shell is cavity, and the shell front end housing is equipped with cover plate.
Described shell is interior for being filled with the organic insulation filler.
Described organic insulation filler is an epoxy resin.
For being filled with the inorganic insulation filler, the shell front end housing is equipped with cover plate in the described shell.
Described inorganic insulation filler is a sand.
Described first pin and the second pin plug-in mounting are on the cover board.
Described gas discharge tube is glass gas-discharge pipe, ceramic gas discharge tube or metal gas discharge tube.
The beneficial effects of the utility model are: the mode that the utility model adopts gas discharge tube to connect with piezo-resistance, piezo-resistance can effectively be carried out lightning protection, gas discharge tube can effectively be stopped the tiny electric current of piezo-resistance when normality on the one hand, make it not have electric current to flow through fully, to prevent the damage of piezo-resistance; On the other hand, gas discharge tube itself also has lightning protection effect, and itself and piezo-resistance are used, and makes lightning protection effect better.
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Description of drawings
Fig. 1 is the utility model overall structure schematic diagram.
Fig. 2 is the utility model embodiment one cross-sectional view.
Fig. 3 is the utility model embodiment two cross-sectional view.
Fig. 4 is the utility model embodiment three cross-sectional view.
Fig. 5 is the utility model circuit theory diagrams.
Among the figure, the 1-shell, 2-first pin, 3-second pin, the 4-protecgulum, the 5-piezo-resistance, the 6-gas discharge tube, the 7-filler, 8-connects lead.
Embodiment
Present embodiment is the utility model preferred implementation, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection range.
Please referring to accompanying drawing 1, be that example is specifically described with rectangular container 1 in present embodiment and the accompanying drawing, when specifically implementing, shell 1 is not limited in rectangle, also can be other shapes, as circular, oval or the like.Be provided with piezo-resistance 5 and gas discharge tube 6 in the utility model shell 1, first pin 2, second pin 3 are exposed to shell 1 outside, first pin 2, second pin 3 are electrically connected with piezo-resistance 5 and gas discharge tube 6 in shell 1, and concrete syndeton is please referring to accompanying drawing 2, accompanying drawing 3, accompanying drawing 4.Gas discharge tube 6 can be glass gas-discharge pipe, ceramic gas discharge tube or metal gas discharge tube.
Embodiment one: please referring to accompanying drawing 2, in the present embodiment, first pin, 2 one ends are exposed to shell 1 outside, the other end is positioned at shell 1, and be connected with 5 one electrodes of piezo-resistance, piezo-resistance 5 another electrodes are connected with an electrode of gas discharge tube 6 by connecting lead 8, and another electrode of gas discharge tube 6 is connected with second pin, 3 one ends, and second pin, 3 other ends are exposed to shell 1 outside.In the present embodiment, be cavity in the shell 1, shell 1 front opening place lid is equipped with cover plate 4, plays sealing function, and in the present embodiment, first pin 2, second pin 3 are inserted on the cover plate 4.
Embodiment two: please referring to accompanying drawing 3, in the present embodiment, first pin 2, piezo-resistance 5, connect lead 8, gas discharge tube 6, second pin 3 syndeton and embodiment one in identical.In the present embodiment, be provided with filler 7 in the shell 1, filler 7 is the organic insulation filler, and in the present embodiment, the organic insulation filler that provides is specially epoxy resin, can condense after the organic insulation filler solidifies and be filled in the shell 1, shell 1 front opening place solid shape arranged, so need not be provided with cover plate, in the present embodiment, first pin 2, second pin 3 directly are inserted on the filler 7.Because the existence of organic insulation filler is arranged, on the one hand, make piezo-resistance when work, heat-conducting effect is better; On the other hand, even therefore piezo-resistance explosion in the course of the work can not damage electronic product yet.
Embodiment three: please referring to accompanying drawing 4, in the present embodiment, first pin 2, piezo-resistance 5, connect lead 8, gas discharge tube 6, second pin 3 syndeton and embodiment one in identical.In the present embodiment, be provided with filler 7 in the shell 1, filler 7 is the inorganic insulation filler, in the present embodiment, the inorganic insulation filler that provides is specially sand, because sand is amorphous filler, shell 1 front opening place is provided with cover plate 4, in the present embodiment, first pin 2, second pin 3 are inserted on the cover plate 4.Because the existence of inorganic insulation filler is arranged, on the one hand, make piezo-resistance when work, heat-conducting effect is better; On the other hand, even therefore piezo-resistance explosion in the course of the work can not damage electronic product yet.
Referring to accompanying drawing 5, be the utility model circuit structure schematic diagram in the accompanying drawing 5 please, wherein first pin 2, piezo-resistance 5, connection lead 8, gas discharge tube 6, second pin 3 are connected in series successively.
The mode that adopts gas discharge tube to connect in the utility model with piezo-resistance, gas discharge tube can effectively be stopped the tiny electric current of piezo-resistance when normality on the one hand, makes it not have electric current to flow through fully, to prevent the damage of piezo-resistance; On the other hand, gas discharge tube itself also has lightning protection effect, and itself and piezo-resistance are used, and makes lightning protection effect better.
The utility model can be widely used in the various electronic products, as the usefulness that prevents surge current and lightning protection.
Claims (8)
1, a kind of anti-surge lightning protection device, comprise shell, piezo-resistance in the enclosure, first pin and second pin that is exposed to the shell outside and is electrically connected with piezo-resistance are set, it is characterized in that: be provided with gas discharge tube in the described shell, first pin, gas discharge tube, piezo-resistance, second pin are connected in series successively.
2, anti-surge lightning protection device according to claim 1 is characterized in that: be cavity in the described shell, the shell front end housing is equipped with cover plate.
3, anti-surge lightning protection device according to claim 1 is characterized in that: described shell is interior for being filled with the organic insulation filler.
4, anti-surge lightning protection device according to claim 3, it is characterized in that: described organic insulation filler is an epoxy resin.
5, anti-surge lightning protection device according to claim 1 is characterized in that: for being filled with the inorganic insulation filler, the shell front end housing is equipped with cover plate in the described shell.
6, anti-surge lightning protection device according to claim 5, it is characterized in that: described inorganic insulation filler is a sand.
7, according to claim 2 or 5 described anti-surge lightning protection devices, it is characterized in that: described first pin and the second pin plug-in mounting are on the cover board.
8, according to any described anti-surge lightning protection device in the claim 1 to 6, it is characterized in that: described gas discharge tube is glass gas-discharge pipe, ceramic gas discharge tube or metal gas discharge tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202125533U CN201303209Y (en) | 2008-10-15 | 2008-10-15 | Anti-surge lightning protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202125533U CN201303209Y (en) | 2008-10-15 | 2008-10-15 | Anti-surge lightning protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201303209Y true CN201303209Y (en) | 2009-09-02 |
Family
ID=41086838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202125533U Expired - Fee Related CN201303209Y (en) | 2008-10-15 | 2008-10-15 | Anti-surge lightning protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201303209Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578868A (en) * | 2010-04-20 | 2018-01-12 | 菲尼克斯电气公司 | Over-voltage protection element |
| CN109192419A (en) * | 2018-09-07 | 2019-01-11 | 横店集团得邦照明股份有限公司 | A kind of varistor and its implementation for preventing from burning or exploding |
-
2008
- 2008-10-15 CN CNU2008202125533U patent/CN201303209Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107578868A (en) * | 2010-04-20 | 2018-01-12 | 菲尼克斯电气公司 | Over-voltage protection element |
| CN109192419A (en) * | 2018-09-07 | 2019-01-11 | 横店集团得邦照明股份有限公司 | A kind of varistor and its implementation for preventing from burning or exploding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN CITY CHENJU ELECTRONIC SCIENCE CO., LTD. Free format text: FORMER OWNER: XIAO XIAOJU Effective date: 20091016 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091016 Address after: Room 101, block A, Zhen Fu House, Shenzhen, Guangdong, Futian District Province, 518000 Patentee after: Shenzhen Chenju Electronic Technology Co., Ltd. Address before: Futian District Xiangmei road Shenzhen city of Guangdong province B County in room 1703, zip code: 518000 Patentee before: Xiao Xiaoju |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090902 Termination date: 20171015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |