CN104319755A - Anti-thunder power supply box - Google Patents
Anti-thunder power supply box Download PDFInfo
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- CN104319755A CN104319755A CN201410629743.5A CN201410629743A CN104319755A CN 104319755 A CN104319755 A CN 104319755A CN 201410629743 A CN201410629743 A CN 201410629743A CN 104319755 A CN104319755 A CN 104319755A
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- protection box
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Abstract
The invention relates to an emergency protection circuit device, in particular to an anti-thunder power supply box. The anti-thunder power supply box comprises a power supply box body, an anti-thunder box body and an alarm box, wherein a power supply is arranged in the power supply box body, an anti-thunder module is arranged in the anti-thunder box body, an alarm module is arranged in the alarm box, a main guide rod and a connecting plug are arranged on one side of the power supply box body, a main sliding base and a bayonet socket are arranged on one side of the anti-thunder box body, the anti-thunder module comprises a discharge tube, a voltage dependent resistor, a heat insulating plate and two radiators, the discharge tube and the voltage dependent resistor are arranged on the two sides of the heat insulating plate, the two radiators are attached to the discharge tube and the voltage dependent resistor, a push plate is arranged on the top of the anti-thunder box body and is connected with the anti-thunder box body through an elastic component, three metal fuse wires which are electrically connected with the alarm module are wound around the push plate, the two ends of each metal fuse wire are clamped to the anti-thunder box body, and the three metal fuse wires are connected through two fuse balls. According to the anti-thunder power supply box, the situation that a power supply module is affected when the anti-thunder module catches fire can be effectively avoided.
Description
Technical field
The present invention relates to a kind of emergency protection circuit device for electric, particularly relate to a kind of power lightning protection box.
Background technology
As everyone knows, thunderbolt refers to the cloud layer of the charged cloud layer of a part and another part band xenogenesis electric charge, or charged cloud layer is to electric discharge swift and violent between the earth, electric discharge between cloud layer mainly has harm to aircraft, ground building and people, animal are not had a significant impact, but cloud layer is to the electric discharge of the earth, then very large to the harm of building, electronic electric equipment and people, animal.
Charged cloud layer is due to electrostatic induction effect, make xenogenesis electric charge in a certain range band in ground, after direct lightning strike occurs, cloud layer is charged to rapidly disappear, and some scope of ground due to spreading resistance large, so that there is local high voltage, or due in direct lightning strike discharge process, the phenomenon that powerful pulse current produces electromagnetic induction generation high voltage to the wire of surrounding or metal object so that launch as surprise attack.
In order to prevent the generation of launch aing surprise attack phenomenon, usually lightning-protection module being set in distribution box, forming power lightning protection box.Usually be provided with power module and lightning-protection module in power lightning protection box, lightning-protection module is electrically connected with the phase line of power module, and lightning-protection module passes through wired earth; When voltage stabilization, lightning-protection module is in high-impedance state, and when there is thunderbolt, the gap in lightning-protection module is breakdown, and electric current excessive in phase line can be guided to underground by lightning-protection module.If but lightning-protection module be in conducting for a long time state under can produce a large amount of heat, when accumulation of heat to a certain extent time can burn on fire, thus the power module that can ignite, causes damage.Therefore, affect power module when how to prevent lightning-protection module from catching fire and become this area technical problem urgently to be resolved hurrily.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of power lightning protection box of new structure, make it have more value in industry.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of power lightning protection box affecting power module when effectively preventing lightning-protection module from catching fire.
Power lightning protection box of the present invention, comprises power supply box, lightning protection box and signal box, is provided with power supply in described power supply box, is provided with lightning-protection module in described lightning protection box, is provided with alarm modules in described signal box; Wherein,
The side of described power supply box is provided with leading rod and connection-peg, the side of described lightning protection box is provided with the main slide and plug socket that cave inward, described leading rod coordinates with described main slide and slides, described connection-peg is with the mutual grafting of described plug socket and be electrically connected, one end of described lightning-protection module is connected with described power electric with connection-peg by described plug socket, the other end ground connection of described lightning-protection module;
Described lightning-protection module comprises discharge tube, piezo-resistance, thermal insulation board and radiator, and described discharge tube and piezo-resistance are arranged on the both sides of described thermal insulation board, and described radiator is two and is attached in described discharge tube and piezo-resistance;
The top of described lightning protection box is provided with towards the push pedal of power supply box top-side direction relative sliding, described push pedal is connected with described lightning protection box by elastomeric element, described push pedal is wound with the metal fuse be electrically connected with alarm modules, the two ends of described metal fuse are stuck on described lightning protection box, described metal fuse is three sections and is connected by two fusing balls, and described fusing ball attaches mutually with the top of described radiator.
Further, the end sleeve of described metal fuse has pad and is fixed with end cap on top, is provided with spring between described end cap and pad; Opposite side relative with push pedal on described lightning protection box is provided with limiting plate, is provided with driving screws between described limiting plate and lightning protection box, and described driving screws is for controlling the spacing between described limiting plate and described lightning protection box; The pad of described metal fuse end is stuck in the outside of described limiting plate.
Further, described metal fuse comprises left fuse, middle fuse and right fuse three sections, the end of described left fuse, middle fuse and right fuse junction is each other provided with attachment cap, and the outer rim of described attachment cap inwardly overturns, and described fusing ball is for connecting adjacent described attachment cap.
Further, described push pedal is provided with U-shaped wire casing, described wire casing comprises segmental arc and straightway, bottom the straightway of described wire casing under shed be the through hole of bar shaped, also slide mutually through described through hole in the top of described radiator, be provided with cushion inside the segmental arc of described wire casing, the straightway of described wire casing is provided with wire lead slot seat, and described metal fuse passes described wire lead slot seat and is pressed on described cushion.
Further, described radiator comprises copper fin, the top of described fin is provided with the spacing wire casing and fusing ball groove that are interconnected, and the width of described fusing ball groove is greater than the width of described spacing wire casing, and the junction of described fusing ball groove and described spacing wire casing is cambered surface; The relatively described spacing wire casing of described fusing ball groove is positioned at the side near wire casing segmental arc.
Further, described push pedal is provided with slide opening and spring eye, described lightning protection box is provided with the slide bar of relative sliding in described slide opening, described spring eye internal fixtion has described elastomeric element, and described elastomeric element is spring.
Further, described connection-peg and plug socket are also provided with the magnet base of mutual magnetic attraction.
Further, described push pedal is ceramic material push pedal, and described lightning protection box is ceramic material near the side of power supply box and signal box.
Further, described leading rod and connection-peg are two.
By such scheme, the present invention at least has the following advantages: when lightning-protection module breaks down, discharge tube or piezo-resistance overheated, heat is passed to the fusing ball of metal fuse by radiator, fusing ball is heated and occurs melt and then cause metal fuse to fuse, the fusing of metal fuse, the impact of two aspects will be brought, one causes push pedal to lose the traction action of metal fuse to it, under the impetus of elastomeric element, push pedal is mobile to power supply box extruding, and then separate power supplies case and lightning protection box, lightning-protection module is connected with power electric disconnect, prevent lightning protection box from catching fire and then the power supply box that ignites due to hypotelorism simultaneously, its two metal fuse is connected to again in the circuit of alarm modules, the change of its circuit will cause alarm modules to sound the alarm, user is reminded to check lightning protection box, operator according in two fusing balls, which fuses, and then judges the failure problems of lightning-protection module.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the cutaway view of power lightning protection box side direction of the present invention;
Fig. 2 is power lightning protection box vertical view of the present invention;
Fig. 3 is the structural representation on radiator top in the present invention;
Fig. 4 is the structural representation of metal fuse in the present invention;
Fig. 5 is the circuit diagram of lightning-protection module in first embodiment of the invention;
Fig. 6 is the circuit diagram of alarm modules in second embodiment of the invention;
Fig. 7 is the circuit diagram of alarm modules in third embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Embodiment one
See Fig. 1 to Fig. 4, a kind of power lightning protection box of a preferred embodiment of the present invention, comprises power supply box 1, lightning protection box 2 and signal box 3, is provided with power supply 101 in power supply box 1, be provided with lightning-protection module 201 in lightning protection box 2, be provided with alarm modules 301 in signal box 3; Wherein, the side of power supply box 1 is provided with leading rod 102 and connection-peg 103, leading rod 102 and connection-peg 103 are two, the side of lightning protection box 2 is provided with the main slide 202 and plug socket 203 that cave inward, leading rod 102 coordinates with main slide 202 and slides, the grafting being electrically connected mutually of connection-peg 103 and plug socket 203, one end of lightning-protection module 201 is electrically connected with power supply 101 by plug socket 203 and connection-peg 103, the other end ground connection of lightning-protection module 201; Lightning-protection module 201 comprises discharge tube 204, piezo-resistance 205, thermal insulation board 206 and radiator 207, the fault of lightning-protection module 201 is generally that discharge tube 204 is overheated or piezo-resistance 205 is overheated, discharge tube 204 and piezo-resistance 205 are arranged on the both sides of thermal insulation board 206, and radiator 207 is two and is attached in discharge tube 204 and piezo-resistance 205; The top of lightning protection box 2 is provided with towards the push pedal 208 of power supply box top-side direction relative sliding, push pedal 208 is connected with lightning protection box 2 by elastomeric element 209, push pedal 208 is wound with the metal fuse 210 be electrically connected with alarm modules 301, the two ends of metal fuse 210 are stuck on lightning protection box 2, metal fuse 210 is three sections and is connected by two fusing balls 211, and fusing ball 211 attaches mutually with the top of radiator 207.
Operation principle of the present invention is as follows: when the voltage of power supply or electric current fluctuate (as thunderbolt), time, the gap of lightning-protection module 201 can be breakdown, and unnecessary electric current is introduced underground, when lightning-protection module 201 breaks down, discharge tube 204 or piezo-resistance 205 overheated, heat is passed to the fusing ball of metal fuse by radiator 207, fusing ball is heated and occurs melt and then cause metal fuse to fuse, the fusing of metal fuse, the impact of two aspects will be brought, one causes push pedal to lose the traction action of metal fuse to it, under the impetus of elastomeric element, push pedal is mobile to power supply box extruding, and then separate power supplies case and lightning protection box, lightning-protection module is connected with power electric disconnect, prevent lightning protection box from catching fire and then the power supply box that ignites due to hypotelorism simultaneously, its two metal fuse is connected to again in the circuit of alarm modules, the change of its circuit will cause alarm modules to sound the alarm, user is reminded to check lightning protection box, operator according in two fusing balls, which fuses, and then judges the failure problems of lightning-protection module.
The conveniently installation of metal fuse, power lightning protection box of the present invention, the end sleeve of metal fuse 210 has pad 212 and is fixed with end cap 213 on top, is provided with spring 214 between end cap 213 and pad 212; Opposite side relative with push pedal on lightning protection box 2 is provided with limiting plate 215, is provided with driving screws 216 between limiting plate 215 and lightning protection box 2, and driving screws 216 is for controlling the spacing between limiting plate 215 and lightning protection box 2; The pad 212 of metal fuse 210 end is stuck in the outside of limiting plate 215; Like this, during use, the two ends of metal fuse are stuck in outside limiting plate, then regulate driving screws can realize regulating the pretension intensity of metal fuse, and the spring between pad and end cap, effectively can realize the tensioner of metal fuse.
Power lightning protection box of the present invention, metal fuse 210 comprises left fuse 217, middle fuse 218 and right fuse 219 3 sections, the end of left fuse 217, middle fuse 218 and right fuse 219 junction is each other provided with attachment cap 220, the outer rim of attachment cap 220 inwardly overturns, and fusing ball 211 is for connecting adjacent attachment cap 220.
Power lightning protection box of the present invention; push pedal 208 is provided with U-shaped wire casing 221; wire casing 221 comprises segmental arc and straightway; bottom the straightway of wire casing 221 under shed be the through hole of bar shaped; also slide mutually through through hole in the top of radiator 207; cushion 222 is provided with inside the segmental arc of wire casing 221; the straightway of wire casing 221 is provided with wire lead slot seat 223; metal fuse 210 passes wire lead slot seat 223 and is pressed on cushion 222; cushion can available protecting metal fuse, prevents it from contacting with the hard of wire casing inwall in wire casing.
Radiator 207 comprises copper fin, and the top of fin is provided with the spacing wire casing 224 and fusing ball groove 225 that are interconnected, and the width of fusing ball groove 225 is greater than the width of spacing wire casing 224, and fusing ball groove 225 is cambered surface with the junction of spacing wire casing 224; Fusing ball groove 225 relative limit wire casing 224 is positioned at the side near wire casing 221 segmental arc; Like this, fusing ball contacts with cambered surface, ensure that the transmission of heat, when fusing occurs the ball that fuses, remaining fusing ball will skid off from fusing ball groove opposite side, the fusing ball that another does not fuse, skid off under the slip effect of cambered surface from cambered surface, push pedal generation slip effect.
In order to effectively lead, push pedal is slided, and push pedal 208 is provided with slide opening 226 and spring eye 227, lightning protection box 2 is provided with the slide bar 228 of relative sliding in slide opening 226, the flexible parts of spring eye 227 internal fixtion, elastomeric element is spring.
In order to effectively be fitted and connected power supply box and lightning protection box, connection-peg 103 and plug socket 203 are also provided with the magnet base 229 of mutual magnetic attraction.
Catch fire to prevent lightning protection box and cause ignite power supply box and signal box, push pedal 208 is ceramic material push pedal, and lightning protection box 2 is ceramic material near the side of power supply box and signal box.
Embodiment two
Metal fuse is for the control of siren, the mode of direct place in circuit can be adopted, such as, see Fig. 6, metal fuse short circuit is connected to the both sides of alarm modules, when metal fuse does not fuse, alarm modules does not start owing to being shorted, when after metal fuse fusing, alarm modules gives the alarm owing to being connected into circuit.
Embodiment three
Metal fuse, for the control of siren, can adopt the mode of indirect place in circuit, such as, shown in Figure 7, is arranged on by metal fuse in control circuit, is controlled the break-make of alarm modules place circuit by relay 302; When metal fuse does not fuse, alarm modules is in off state under the control of relay, and when after metal fuse fusing, alarm modules is in connected state and gives the alarm under the control of relay.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (8)
1. a power lightning protection box, is characterized in that: comprise power supply box, lightning protection box and signal box, is provided with power supply in described power supply box, is provided with lightning-protection module in described lightning protection box, is provided with alarm modules in described signal box; Wherein,
The side of described power supply box is provided with leading rod and connection-peg, the side of described lightning protection box is provided with the main slide and plug socket that cave inward, described leading rod coordinates with described main slide and slides, described connection-peg is with the mutual grafting of described plug socket and be electrically connected, one end of described lightning-protection module is connected with described power electric with connection-peg by described plug socket, the other end ground connection of described lightning-protection module;
Described lightning-protection module comprises discharge tube, piezo-resistance, thermal insulation board and radiator, and described discharge tube and piezo-resistance are arranged on the both sides of described thermal insulation board, and described radiator is two and is attached in described discharge tube and piezo-resistance;
The top of described lightning protection box is provided with towards the push pedal of power supply box top-side direction relative sliding, described push pedal is connected with described lightning protection box by elastomeric element, described push pedal is wound with the metal fuse be electrically connected with alarm modules, the two ends of described metal fuse are stuck on described lightning protection box, described metal fuse is three sections and is connected by two fusing balls, and described fusing ball attaches mutually with the top of described radiator.
The end sleeve of described metal fuse has pad and is fixed with end cap on top, is provided with spring between described end cap and pad; Opposite side relative with push pedal on described lightning protection box is provided with limiting plate, is provided with driving screws between described limiting plate and lightning protection box, and described driving screws is for controlling the spacing between described limiting plate and described lightning protection box; The pad of described metal fuse end is stuck in the outside of described limiting plate.
2. power lightning protection box according to claim 1, it is characterized in that: described metal fuse comprises left fuse, middle fuse and right fuse three sections, the end of described left fuse, middle fuse and right fuse junction is each other provided with attachment cap, the outer rim of described attachment cap inwardly overturns, and described fusing ball is for connecting adjacent described attachment cap.
3. power lightning protection box according to claim 1, it is characterized in that: described push pedal is provided with U-shaped wire casing, described wire casing comprises segmental arc and straightway, bottom the straightway of described wire casing under shed be the through hole of bar shaped, also slide mutually through described through hole in the top of described radiator, be provided with cushion inside the segmental arc of described wire casing, the straightway of described wire casing is provided with wire lead slot seat, and described metal fuse passes described wire lead slot seat and is pressed on described cushion.
4. power lightning protection box according to claim 3, it is characterized in that: described radiator comprises copper fin, the top of described fin is provided with the spacing wire casing and fusing ball groove that are interconnected, the width of described fusing ball groove is greater than the width of described spacing wire casing, and the junction of described fusing ball groove and described spacing wire casing is cambered surface; The relatively described spacing wire casing of described fusing ball groove is positioned at the side near wire casing segmental arc.
5. power lightning protection box according to claim 1, it is characterized in that: described push pedal is provided with slide opening and spring eye, described lightning protection box is provided with the slide bar of relative sliding in described slide opening, described spring eye internal fixtion has described elastomeric element, and described elastomeric element is spring.
6. power lightning protection box according to claim 1, is characterized in that: the magnet base described connection-peg and plug socket being also provided with mutual magnetic attraction.
7. power lightning protection box according to claim 1, is characterized in that: described push pedal is ceramic material push pedal, and described lightning protection box is ceramic material near the side of power supply box and signal box.
8. power lightning protection box according to claim 1, is characterized in that: described leading rod and connection-peg are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410629743.5A CN104319755B (en) | 2014-11-11 | 2014-11-11 | Anti-thunder power supply box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410629743.5A CN104319755B (en) | 2014-11-11 | 2014-11-11 | Anti-thunder power supply box |
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| Publication Number | Publication Date |
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| CN104319755A true CN104319755A (en) | 2015-01-28 |
| CN104319755B CN104319755B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410629743.5A Active CN104319755B (en) | 2014-11-11 | 2014-11-11 | Anti-thunder power supply box |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659740A (en) * | 2015-02-03 | 2015-05-27 | 苏州九云丰电子科技有限公司 | Low-voltage lightning arrester of series terminal |
| CN112687069A (en) * | 2020-12-21 | 2021-04-20 | 英格尔自动化(福建)有限公司 | Intelligent fusion terminal system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2864930Y (en) * | 2005-08-30 | 2007-01-31 | 广东省佛山科星电子有限公司 | Fireproof highly effective lightning protection box |
| CN201146384Y (en) * | 2008-01-18 | 2008-11-05 | 西安神电电器有限公司 | Power supply lightning protection box |
| CN103683247A (en) * | 2012-09-12 | 2014-03-26 | 中国铁道科学研究院通信信号研究所 | Power lighting protection box |
-
2014
- 2014-11-11 CN CN201410629743.5A patent/CN104319755B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2864930Y (en) * | 2005-08-30 | 2007-01-31 | 广东省佛山科星电子有限公司 | Fireproof highly effective lightning protection box |
| CN201146384Y (en) * | 2008-01-18 | 2008-11-05 | 西安神电电器有限公司 | Power supply lightning protection box |
| CN103683247A (en) * | 2012-09-12 | 2014-03-26 | 中国铁道科学研究院通信信号研究所 | Power lighting protection box |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104659740A (en) * | 2015-02-03 | 2015-05-27 | 苏州九云丰电子科技有限公司 | Low-voltage lightning arrester of series terminal |
| CN104659740B (en) * | 2015-02-03 | 2017-09-29 | 苏州九云丰电子科技有限公司 | Series terminal low pressure lightning protection device |
| CN112687069A (en) * | 2020-12-21 | 2021-04-20 | 英格尔自动化(福建)有限公司 | Intelligent fusion terminal system |
| CN112687069B (en) * | 2020-12-21 | 2022-07-29 | 英格尔自动化(福建)有限公司 | Intelligent fusion terminal system |
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| Publication number | Publication date |
|---|---|
| CN104319755B (en) | 2017-05-24 |
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