CN204289322U - A kind of Novel lightning-proof fuse - Google Patents
A kind of Novel lightning-proof fuse Download PDFInfo
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- CN204289322U CN204289322U CN201420802490.2U CN201420802490U CN204289322U CN 204289322 U CN204289322 U CN 204289322U CN 201420802490 U CN201420802490 U CN 201420802490U CN 204289322 U CN204289322 U CN 204289322U
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- bronze medal
- medal cap
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- lightning
- copper
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Abstract
The utility model relates to lightning protection assurance technology field, particularly relate to a kind of Novel lightning-proof fuse, comprise: the first bronze medal cap, second bronze medal cap, body, melt, preventing arc sand and explosion-proof layer, described first bronze medal cap is installed in described body one end, described second bronze medal cap is installed in the described body other end, described melt comprises polymer resin and is embedded in the sodium silk in described polymer resin, described melt is built in described tubular body, described melt one end is connected with described first bronze medal cap, the other end is connected with described second bronze medal cap, described preventing arc sand is arranged at described tubular body, described explosion-proof layer is covered in described body top layer, the utility model achieves self-healing function, can have the destructiveness slowing down low thunderbolt and impact, and the pulse reducing to be struck by lightning is to the destructiveness of rear circuit, simultaneously, improve the accuracy in high-octane lightning test, separately, this utility model also has better fail safe.
Description
Technical field
The utility model relates to lightning protection assurance technology field, particularly relates to a kind of Novel lightning-proof fuse.
Background technology
Fuse is also known as fuse, and fuse refers to when electric current exceedes setting, with the heat that itself produces, melt is fused, a kind of electrical equipment of open circuit.Fuse is after exceeding setting a period of time according to electric current, makes Melt molten, thus circuit is disconnected with the heat that himself produces; Use a kind of current protector that this principle is made.Fuse is widely used in high and low voltage electric distribution system and control system and power consumption equipment, as the protector of short circuit and overcurrent, is apply one of the most general protection device.
In prior art, most fuse does not all have self-recovering function, often needs to change, and also improves cost while using more complicated.When running into low thunder and impacting, effectively can not slow down the destructive power of this impact, make the pulse of thunderbolt comparatively obvious to the destructiveness of rear circuit.In addition, in high-octane lightning test, often there will be misoperation in test process, cause the problems such as operating result is inaccurate, the phenomenon such as also often to blast when heat is too high, security performance is lower.
For this reason, urgent need provides one to realize self-recovering function, can have the destructiveness slowing down low thunderbolt and impact, and the pulse reducing to be struck by lightning is to the destructiveness of rear circuit, also can be lifted at the accuracy in high-octane lightning test, and promote the Novel lightning-proof fuse of fail safe.
Summary of the invention
The utility model provides a kind of Novel lightning-proof fuse for overcoming above-mentioned defect, described Novel lightning-proof fuse not only achieves self-recovering function, also can there is the destructiveness slowing down low thunderbolt and impact, reduce the pulse of thunderbolt to the destructiveness of rear circuit, in addition, also improve the accuracy in high-octane lightning test, and improve the fail safe in use procedure.
For achieving the above object, the utility model adopts following technical scheme:
A kind of Novel lightning-proof fuse, comprise: the first bronze medal cap, the second bronze medal cap, body, melt, preventing arc sand and explosion-proof layer, described first bronze medal cap is installed in described body one end, described second bronze medal cap is installed in the described body other end, described melt comprises polymer resin and is embedded in the sodium silk in described polymer resin, described melt is built in described tubular body, described melt one end is connected with described first bronze medal cap, the other end is connected with described second bronze medal cap, described preventing arc sand is arranged at described tubular body, and described explosion-proof layer is covered in described body top layer.
Preferably, described melt is in " S " type or undaform.
Preferably, described first bronze medal cap comprises the first lead-in wire body.
Preferably, described second bronze medal cap comprises the second lead-in wire body.
Preferably, the material of described first bronze medal cap comprises: fine copper, and copper is gold-plated, and copper is silver-plated, copper nickel plating or copper degree tin.
Preferably, the material of described second bronze medal cap comprises: fine copper, and copper is gold-plated, and copper is silver-plated, copper nickel plating or copper degree tin.
Preferably, described preventing arc sand is in solid state.
Preferably, described Novel lightning-proof fuse is cylinder type.
Preferably, described body material is pottery.
The beneficial effects of the utility model are: a kind of Novel lightning-proof fuse of the present utility model, comprise: the first bronze medal cap, second bronze medal cap, body, melt, preventing arc sand and explosion-proof layer, described first bronze medal cap is installed in described body one end, described second bronze medal cap is installed in the described body other end, described melt comprises polymer resin and is embedded in the sodium silk in described polymer resin, described melt is built in described tubular body, one end is connected with described first bronze medal cap, the other end is connected with described second bronze medal cap, described preventing arc sand is arranged at described tubular body, described explosion-proof layer is covered in described body top layer, when low thunder impacts, described fuse temperature raises, when reaching uniform temperature, described polymer resin expands, described sodium silk gasification, thus limit the electric current of described fuse, effectively slow down the destructiveness that low thunderbolt is impacted, reduce the pulse of thunderbolt to the destructiveness of rear circuit, after thunderbolt pulse, temperature declines, described polymer resin recovers form, correspondingly, described sodium metal is when external force and temperature reduce, restore to the original state, under high-energy lightning test, can reach repeatedly without misoperation, there is better accuracy, in addition, the installing of described explosion-proof layer, this utility model is also made in use to have better fail safe.
By following description also by reference to the accompanying drawings, the utility model will become more clear, and these accompanying drawings are for explaining embodiment of the present utility model.
Accompanying drawing explanation
With accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not formed any restriction of the present utility model.
Fig. 1 is the structural representation of a kind of Novel lightning-proof fuse of the present utility model.
Fig. 2 is an embodiment schematic diagram of Fig. 1.
Embodiment
Be further described the utility model below in conjunction with drawings and Examples, this is preferred embodiment of the present utility model.
Embodiment 1:
Please refer to Fig. 1, a kind of Novel lightning-proof fuse 100 of the utility model, comprising: the first bronze medal cap 00, second bronze medal cap 01, body 02, melt 03, preventing arc husky 04 and explosion-proof layer 05, wherein, described first bronze medal cap 00 is installed in described body 02 one end, and described second bronze medal cap 01 is installed in described body 02 other end, and described first pipe cap 00, described second pipe cap 01 and described body 00 be composition one enclosure space jointly, described melt 03 comprises polymer resin 031 and is embedded in the sodium silk 032 in described polymer resin 031, described sodium silk 032 one end is connected with described first bronze medal cap 00, the other end is connected with described second bronze medal cap 01, it is inner that described melt 03 is arranged at described body 02, when being struck by lightning, due to the sharp increase of heat, the calorie value that described Novel lightning-proof fuse 100 newly produces is greater than the calorie value distributed, described polymer resin 031 expands, simultaneously, described sodium metal is vaporized, create current limit effect, slow down thunderbolt impulse action, have rear circuit and serve certain protected effect, after thunderbolt pulse, temperature reduces, described polymer resin 031 cooling meat, recovery ortho states, and correspondingly, described sodium silk under external effect, and under the effect of cooling, also recovers ortho states, reaches the effect of self recovery, it is inner that described preventing arc sand 04 is arranged at described body 02, serves the function of arc extinguishing, improve the fail safe of described Novel fuse 100, in addition, by the setting of described preventing arc sand 04, make described Novel lightning-proof device 100 both be applicable to high pressure and be also applicable to low pressure, described explosion-proof layer 05 is covered in the top layer of described body 02, and described explosion-proof layer 05 can effectively prevent described Novel lightning-proof fuse 100 when temperature raises, the explosion phenomenon of generation, further increases the fail safe that described Novel lightning-proof fuse 100 uses.It is pointed out that described preventing arc sand 04 comprises silicon dioxide, organic siliconresin or thin cement, described polymer resin 031 is thermostable polymer resin, and can be applicable to temperature range is in 250 ° of-1200 ° of environment.
Preferably, the resistance value of described Novel lightning-proof fuse 100 is 1R, and rated voltage is 250V, and rated current is 40A; This specification of choice for use, described Novel fuse 100 not only can be had and slow down the low destructiveness of impacting of being struck by lightning, reduce the pulse of thunderbolt to the destructiveness of rear circuit, high-octane lightning test can also be prevented, under the lightning wave waveform of 8/20us standard, can realize reaching error-free motion in 40 tests, improve the accuracy of described Novel lightning-proof fuse 100.
Preferably, described melt 03 is in " S " type strand shape or undaform strand shape; By described melt 03 is made into irregular strand shape, make the operating chacteristics of this Novel lightning-proof fuse 100 better.
Preferably, described first bronze medal cap 01 comprises the first lead-in wire body (not shown), and described first lead-in wire body is used for welding.
Preferably, described first bronze medal cap 02 comprises the second lead-in wire body (not shown), and described second lead-in wire body is used for welding.
Preferably, the material of described first bronze medal cap 01 comprises: fine copper, and copper is gold-plated, and copper is silver-plated, copper nickel plating or copper degree tin; Copper alloy material is selected to make described Novel lightning-proof fuse 100 in use, can not in thunderbolt pulse shock process, the heat Rapid Damage of generation, effectively prevents internal objects from flowing out, also improves the fail safe of use.
Preferably, the material of described second bronze medal cap 02 comprises: fine copper, and copper is gold-plated, and copper is silver-plated, copper nickel plating or copper degree tin; Copper alloy material is selected to make described Novel lightning-proof fuse 100 in use, can not in thunderbolt pulse shock process, the heat Rapid Damage of generation, effectively prevents internal objects from flowing out, also improves the fail safe of use.
Preferably, described preventing arc husky 04 is in solid state; The sand prevention arc 04 of fixed line state can prevent phenomenon of arc discharge better, meanwhile, has better metering function when segmented current, reaches better protected effect.
Preferably, incorporated by reference to Fig. 2, described Novel lightning-proof fuse 100 is in cylinder type.
Preferably, described body 02 material is pottery, uses ceramic material, can reduce blast coefficient, improve the fail safe of described Novel lightning-proof fuse 100.
As can be seen from the above description, a kind of Novel lightning-proof fuse 100 of the utility model, the setting of the melt 03 passed through, under thunderbolt impulse action, when producing higher temperature, described polymer resin 031 expands, described sodium silk 032 gasifies, thus reach the effect of current limliting, effective destructiveness alleviated thunderbolt and impact, certain protected effect is produced to rear circuit, in addition, also make its can reach in high-energy lightning test 40 times without misoperation, improve accuracy, after thunderbolt pulse, temperature reduces, described polymer resin 031 cooling meat, recover ortho states, described sodium silk solidification, and ortho states is recovered under the active force of described polymer resin 031, and pass through the setting of preventing arc sand 04, prevent the phenomenon of arc discharge that two electrode tips occur when described melt 03 fuses, effectively improve the fail safe of described Novel lightning-proof fuse 100, in addition, also make described Novel lightning-proof fuse 100 not be only applicable to low pressure and be also applicable to high pressure.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection range; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (9)
1. a Novel lightning-proof fuse, it is characterized in that, comprise: the first bronze medal cap, second bronze medal cap, body, melt, preventing arc sand and explosion-proof layer, described first bronze medal cap is installed in described body one end, described second bronze medal cap is installed in the described body other end, described melt comprises polymer resin and is embedded in the sodium silk in described polymer resin, described melt is built in described tubular body, described melt one end is connected with described first bronze medal cap, the other end is connected with described second bronze medal cap, described preventing arc sand is arranged at described tubular body, described explosion-proof layer is covered in described body top layer.
2. Novel lightning-proof fuse as claimed in claim 1, is characterized in that, described melt is in " S " type or undaform.
3. Novel lightning-proof fuse as claimed in claim 1, it is characterized in that, described first bronze medal cap comprises the first lead-in wire body.
4. Novel lightning-proof fuse as claimed in claim 1, it is characterized in that, described second bronze medal cap comprises the second lead-in wire body.
5. Novel lightning-proof fuse as claimed in claim 1, it is characterized in that, the material of described first bronze medal cap comprises: fine copper, and copper is gold-plated, and copper is silver-plated, copper nickel plating or copper degree tin.
6. Novel lightning-proof fuse as claimed in claim 1, it is characterized in that, the material of described second bronze medal cap comprises: fine copper, and copper is gold-plated, and copper is silver-plated, copper nickel plating or copper degree tin.
7. Novel lightning-proof fuse as claimed in claim 1, is characterized in that, described preventing arc sand is in solid state.
8. Novel lightning-proof fuse as claimed in claim 1, it is characterized in that, described Novel lightning-proof fuse is cylinder type.
9. Novel lightning-proof fuse as claimed in claim 1, is characterized in that, described body material is pottery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420802490.2U CN204289322U (en) | 2014-12-16 | 2014-12-16 | A kind of Novel lightning-proof fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420802490.2U CN204289322U (en) | 2014-12-16 | 2014-12-16 | A kind of Novel lightning-proof fuse |
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| Publication Number | Publication Date |
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| CN204289322U true CN204289322U (en) | 2015-04-22 |
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| CN201420802490.2U Active CN204289322U (en) | 2014-12-16 | 2014-12-16 | A kind of Novel lightning-proof fuse |
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| CN (1) | CN204289322U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680436A (en) * | 2016-01-28 | 2016-06-15 | 佛山市浦斯电子有限公司 | Surge protection apparatus with power frequency overcurrent protection melt-contained independent cavities |
| CN106560908A (en) * | 2016-06-24 | 2017-04-12 | 南京萨特科技发展有限公司 | Anti-explosion protector |
-
2014
- 2014-12-16 CN CN201420802490.2U patent/CN204289322U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680436A (en) * | 2016-01-28 | 2016-06-15 | 佛山市浦斯电子有限公司 | Surge protection apparatus with power frequency overcurrent protection melt-contained independent cavities |
| CN106560908A (en) * | 2016-06-24 | 2017-04-12 | 南京萨特科技发展有限公司 | Anti-explosion protector |
| CN106560908B (en) * | 2016-06-24 | 2019-12-03 | 南京萨特科技发展有限公司 | Antiknock protector |
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