CN203039360U - Power surge protector provided with self-arc-breaking device - Google Patents
Power surge protector provided with self-arc-breaking device Download PDFInfo
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- CN203039360U CN203039360U CN 201220582264 CN201220582264U CN203039360U CN 203039360 U CN203039360 U CN 203039360U CN 201220582264 CN201220582264 CN 201220582264 CN 201220582264 U CN201220582264 U CN 201220582264U CN 203039360 U CN203039360 U CN 203039360U
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- surge protector
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Abstract
The utility model discloses a power surge protector provided with a self-arc-breaking device, relating to the field of surge protection and overvoltage protection. In the power surge protector provided with the self-arc-breaking device, a tripping electrode and a piezoresistor tripping electrode are connected. The power surge protector further comprises a tripping swing rod, a tripping swing rod tension force, an arc breaking piece, an arc breaking piece elasticity source and an arc breaking piece guide groove. The tripping electrode includes a tripping swing rod limiting piece and a tripping electrode welding piece, and the tripping swing rod limiting piece is in contact with one end of the tripping swing rod; the tripping electrode welding piece is welded together with the piezoresistor tripping electrode which is arranged at the same side where the tripping swing rod is in contact with the tripping swing rod limiting piece; the tripping electrode welding piece is connected with an arc breaking piece limiting device which is located at the side opposite to the piezoresistor electrode; and the arc breaking piece is in contact with the arc breaking piece elasticity source and is arranged in the arc breaking piece guide groove.
Description
Technical field
This novel surge that relates to protects and overvoltage protection field, particularly a kind of power source surge protector and guard method thereof that has from the current interruption function.
Background technology
A lot of people think that power source surge protector has been installed, and just everything is just fine, and actually this is not so.If there are problems such as the power source surge protector structural design is unreasonable, component quality does not pass a test, power source surge protector deterioration drop-away time is long; power source surge protector not only can not play good protection effect; also can become dangerous matter sources because of the defective of self; cause situations such as on fire, blast, even involve surrounding devices or cause the distribution system fault.Obtain drawing a conclusion according to a large amount of verification experimental verifications: i.e. the power source surge protector of market circulation is operated in high voltage; big failure of the current pattern following time; the very high heat heat of device meeting moment generation is passed on the trip point trip point low temperature scolding tin is melted; tripping mechanism makes itself and pressure-sensitive electrode separation under the pulling force effect of spring; the starting stage of separating because high-tension effect; air gap after the separation can be produced electric arc by voltage breakdown; the time length that this electric arc is kept directly is presented as the security performance of Surge Protector; duration, more the caloric value of long products was just more big, and the probability of product blast on fire is just more high.
Existing power surge protection product on the market only possesses the basic overvoltage protection function of the characteristic of utilizing components and parts; after losing efficacy, components and parts self utilize the structure of the principle design overtemperature protection of device self-heating; realize that by mechanical structure faulty item and power-supply system disconnect; but this overheated protected mode is desirable state; do not consider the fault mode of distribution system; the own qualitative factor of fault characteristic and components and parts; and these factors influence the key of the quality of power source surge protector own often; we should propose higher requirement to the performance of power source surge protector product at above-mentioned factor; namely when power source surge protector two ends power-frequency voltage is at 1500V under the situation of distribution system fault; under the situation of moment power current 300A; can guarantee the reliable and secure disengaging power-supply system of lightning-protection module, but the common power Surge Protector can't break away from power supply at all under such requirement before components and parts blast on fire.
The utility model content
This novel technical problem to be solved be overcome above technical problem provide a kind of performance good, simple in structure, can realize automatic breaking arc, the power source surge protector spare of safety-type.
This novel being achieved through the following technical solutions:
Has the power source surge protector from the current interruption device, the dropout electrode is connected with piezo-resistance dropout electrode, also comprise dropout fork, dropout fork pulling force source, current interruption sheet, current interruption sheet elasticity source and current interruption sheet gathering sill, described dropout electrode comprises dropout fork banking stop and dropout electrode bonding pad, an end in contact of described dropout fork banking stop and described dropout fork; Described dropout electrode bonding pad and the welding of piezo-resistance dropout electrode, and described piezo-resistance dropout electrode is arranged on the homonymy that the dropout fork contacts with dropout fork banking stop; Described dropout electrode bonding pad is connected with current interruption sheet stopping means, and described current interruption sheet stopping means is positioned at a side opposite with piezoresistance electrode; Described current interruption sheet contacts with current interruption sheet elasticity source, and described current interruption sheet is arranged in the current interruption sheet gathering sill.
Also comprise right intercalative electrode and left intercalative electrode, described right intercalative electrode is connected to power-supply system phase line, the neutral line or ground wire, and left intercalative electrode is connected to phase line, the neutral line or the ground wire of power-supply system, and described dropout fork banking stop is connected with right intercalative electrode.Described dropout electrode bonding pad is provided with one or above tie point, and described piezoresistance electrode carries out scolding tin with the tie point place and is connected.Described dropout fork banking stop is that same five metals parts-moulding is connected with described dropout electrode bonding pad, and described dropout electrode bonding pad is that same five metals parts-moulding is connected with described current interruption sheet stopping means.Described dropout fork banking stop is integral with described dropout electrode bonding pad and is connected, and described current interruption sheet stopping means is vertical with dropout electrode bonding pad, and described current interruption sheet is vertical with described current interruption sheet stopping means.Described current interruption sheet is parallel with dropout fork banking stop with dropout electrode bonding pad.
Its principle is summarized as follows:
The dropout electrode is set, the dropout fork, current interruption sheet stopping means, current interruption sheet gathering sill and current interruption sheet, comprise dropout fork banking stop dropout electrode bonding pad and dropout fork banking stop and one-body molded with current interruption sheet stopping means in the dropout electrode, one side of dropout electrode bonding pad is connected with a face down bonding tin of piezo-resistance dropout electrode, the opposite side of dropout electrode bonding pad is connected with described current interruption sheet stopping means, described current interruption sheet, dropout electrode bonding pad, dropout fork banking stop, current interruption sheet gathering sill and piezo-resistance dropout electrode are parallel to each other, described dropout electrode bonding pad and current interruption sheet stopping means vertical fixing, described current interruption sheet and vertical contact of described current interruption sheet stopping means, described dropout fork applies a constant thrust to dropout fork banking stop under the pulling force in dropout fork pulling force source.
When piezo-resistance is in normal operating conditions, the tin that welds between described dropout electrode and the piezo-resistance dropout electrode is solid, and to the thrust that dropout fork banking stop applies, make internal mechanism all is a normal stable state to the mechanical strength of the coating power of scolding tin greater than the dropout fork; When piezo-resistance is in the performance degradation state or be in the trouble power (temporary overvoltage that the fault of high pressure system causes), piezo-resistance heating or puncture heating, heat is delivered to pad makes the temperature of bump near the fusing point of scolding tin, the coating power of scolding tin to the thrust that dropout fork banking stop applies, makes the intercalative electrode direction rotation to the right of dropout electrode mobile less than the dropout fork.
This novel beneficial effect is:
In power source surge protector, implant the arc technology of autotomying; arrange one from current interruption (disconnect electric arc and can prevent scolding tin wire drawing phenomenon) device on the trip gear side of Surge Protector; design (when the dropout electrode is swung 6 ° by the interlock from current interruption device and Surge Protector trip gear; the current interruption sheet can discharge; finish the action of breaking arc); be operated in lightning-protection module under the power failure situation or during the big current-release of power frequency high voltage; be implemented in the trip gear action in a flash; electric arc between dropout electrode and the piezo-resistance dropout electrode is carried out active extinguish by finishing from the current interruption device, guarantee that module under any circumstance all is safe.
Description of drawings
Fig. 1 is this novel profile.
Among the figure: 1 left intercalative electrode; 2 current interruption sheet elasticity sources; 3 current interruption sheets; 4 right intercalative electrodes; 5 piezo-resistance dropout electrodes; 6 piezo-resistances connect electrode; 7 dropout forks; 8 current interruption sheet gathering sills; 9 current interruption sheet stopping means; 10 dropout electrode bonding pads; 11 dropout fork banking stops; 12 dropout fork pulling force sources
Embodiment
Below in conjunction with accompanying drawing to this novel being further described:
Has the power source surge protector from the current interruption device, the dropout electrode is connected with piezo-resistance dropout electrode 5, also comprise dropout fork 7, fork pulling force source 12, current interruption sheet 3, current interruption sheet elasticity source 2 and current interruption sheet gathering sill 8, described dropout electrode comprises dropout electrode bonding pad 10 and dropout fork banking stop 11, an end in contact of described dropout fork banking stop 11 and described dropout fork 7; Described dropout electrode bonding pad 10 and 5 welding of piezo-resistance dropout electrode, and described piezo-resistance dropout electrode 5 is arranged on the homonymy that dropout fork 7 contacts with dropout fork banking stop 11; Described dropout electrode bonding pad 10 is connected with current interruption sheet stopping means 9, and described current interruption sheet stopping means 9 is positioned at a side opposite with piezo-resistance dropout electrode 5; Described current interruption sheet 3 contacts with current interruption sheet elasticity source 2, and described current interruption sheet 3 is arranged in the current interruption sheet gathering sill 8.
Also comprise right intercalative electrode 4 and left intercalative electrode 1, described right intercalative electrode 4 is connected to power-supply system phase line, the neutral line or ground wire, and left intercalative electrode 1 is connected to phase line, the neutral line or the ground wire of power-supply system, and described dropout fork banking stop 11 is connected with right intercalative electrode 4.
Described dropout electrode bonding pad 10 is provided with one or above tie point, and carries out scolding tin with described piezo-resistance dropout electrode 5 with the tie point place and be connected.Described dropout fork banking stop 11 and described dropout electrode bonding pad 10 are connected for same five metals parts-moulding, and described dropout electrode bonding pad 10 and described current interruption sheet stopping means 9 are connected for same five metals parts-moulding.Described dropout fork banking stop 11 is connected with described dropout electrode bonding pad 10, and described current interruption sheet stopping means 9 is vertical with the dropout electrode, and described current interruption sheet 3 is vertical with described current interruption sheet stopping means 9.Described current interruption sheet 3 is parallel with the dropout electrode.
In conjunction with above protector structure, below concrete introduce this novel guard method:
The dropout electrode is set, dropout fork 7, current interruption sheet stopping means 9, current interruption sheet gathering sill 8 and current interruption sheet 3, comprise dropout electrode bonding pad 10 and dropout fork banking stop 11 in the dropout electrode, and it is one-body molded with current interruption sheet stopping means 9, one side of dropout electrode bonding pad 10 is connected with a face down bonding tin of piezo-resistance dropout electrode 5, the opposite side of dropout electrode bonding pad 10 is connected with described current interruption sheet stopping means 9, described current interruption sheet 3, dropout electrode bonding pad 10, dropout fork banking stop 11, current interruption sheet gathering sill 8 and piezo-resistance dropout electrode 5 are parallel to each other, described dropout electrode bonding pad 10 and current interruption sheet stopping means 9 vertical fixing, described current interruption sheet 3 and described current interruption sheet stopping means 9 vertical contacts, described dropout fork 7 applies a constant thrust to dropout fork banking stop 11 under the pulling force in dropout fork pulling force source 12, making internal mechanism all is a normal stable state.
When piezo-resistance was in normal operating conditions, the tin that welds between described dropout electrode and the piezo-resistance dropout electrode 5 was the thrust that the mechanical strength of the coating power of solid and scolding tin applies dropout fork banking stop 11 greater than the dropout fork; When piezo-resistance is in the performance degradation state or be in the trouble power (temporary overvoltage that the fault of high pressure system causes), piezo-resistance heating or puncture heating, heat is delivered to pad makes the temperature of bump near the fusing point of scolding tin, the coating power of scolding tin makes the intercalative electrode 4 directions rotation to the right of dropout electrode mobile less than the thrust that 7 pairs of dropout forks of dropout fork banking stop 11 applies.
In power source surge protector, implant the arc technology of autotomying; arrange one from current interruption (disconnect electric arc and can prevent scolding tin wire drawing phenomenon) device on the trip gear side of Surge Protector; design (when the dropout electrode is swung 6 ° by the interlock from current interruption device and Surge Protector trip gear; current interruption sheet 3 can discharge; finish the action of breaking arc); be operated in lightning-protection module under the power failure situation or during the big current-release of power frequency high voltage; be implemented in the trip gear action in a flash; electric arc between dropout electrode and the piezo-resistance dropout electrode 5 is carried out active extinguish by finishing from the current interruption device, guarantee that module under any circumstance all is safe.
Concrete working method is as follows:
Right intercalative electrode 4 and left intercalative electrode 1, described right intercalative electrode 4 is connected to power-supply system phase line, the neutral line or ground wire, left side intercalative electrode 1 is connected to phase line, the neutral line or the ground wire of power-supply system, when piezo-resistance was in normal operating conditions, the tin that welds between described dropout electrode and the piezo-resistance dropout electrode was the thrust that the mechanical strength of the coating power of solid and scolding tin applies dropout fork banking stop greater than the dropout fork; When piezo-resistance is in the performance degradation state or be in the trouble power (temporary overvoltage that the fault of high pressure system causes), piezo-resistance heating or puncture heating, heat is delivered to pad makes the temperature of bump near the fusing point of scolding tin, the coating power of scolding tin to the thrust that dropout fork banking stop applies, makes the intercalative electrode direction rotation to the right of dropout electrode mobile less than the dropout fork.When power source surge protector is in normal condition; dropout fork 7 contacts with dropout fork banking stop 11; apply a thrust; this power is used for adjusting the position of dropout fork 7; direction and the current interruption sheet 3 of dropout electrode bonding pad 10 are be arranged in parallel, and because the restriction of position makes the 9 pairs of current interruption sheets 3 of current interruption sheet stopping means on the dropout electrode apply a thrust; this thrust is pointed to current interruption sheet elasticity source 2, and current interruption sheet elasticity source 2 is compressed.When power source surge protector is in the trouble power system (or in piezo-resistance deterioration state); piezo-resistance produces high temperature is conducted to piezo-resistance dropout electrode 5 and dropout electrode bonding pad 10 by piezo-resistance dropout electrode 5 tie point; tin between piezo-resistance dropout electrode 5 and the dropout electrode bonding pad 10 is because high temperature fusing at this moment; dropout fork 7 is under the effect in dropout fork pulling force source 12; one end is around fixing point intercalative electrode 4 rotations to the right of self; the contact position of fork 7 and dropout fork banking stop 11 thread off this moment by originally near the direction motion to dropout electrode bonding pad 10 of the direction in the dropout fork pulling force source 12 of right intercalative electrode 4; the power that 7 pairs of dropout forks of dropout fork banking stop 11 applies in moving process is separated dropout electrode bonding pad 10 and piezo-resistance dropout electrode 5 rapidly; when the swing of dropout electrode surpasses certain low-angle (as 6 °); the current interruption sheet stopping means 9 that is positioned at the dropout electrode tip is together swung with the dropout electrode; removed spacing to current interruption sheet 3; at current interruption sheet 3 under the effect of the current interruption sheet elasticity source 2 of bottom suit; direction along current interruption sheet gathering sill 8 is moved rapidly; electric arc and the scolding tin wire drawing that produces produced powerful the impact, finish current interruption.
The above, it only is this novel preferred embodiment, be not that novel technical scope is imposed any restrictions, so this novel technical spirit of every foundation all still belongs in the scope that originally is equal to the new technique scheme any trickle modification, equivalent variations and modification that above embodiment does.
Claims (6)
1. has the power source surge protector from the current interruption device, the dropout electrode is connected with piezo-resistance dropout electrode, it is characterized in that, also comprise dropout fork, dropout fork pulling force source, current interruption sheet, current interruption sheet elasticity source and current interruption sheet gathering sill, described dropout electrode comprises dropout fork banking stop and dropout electrode bonding pad, an end in contact of described dropout fork banking stop and described dropout fork; Described dropout electrode bonding pad and the welding of piezo-resistance dropout electrode, and described piezo-resistance dropout electrode is arranged on the homonymy that the dropout fork contacts with dropout fork banking stop; Described dropout electrode bonding pad is connected with current interruption sheet stopping means, and described current interruption sheet stopping means is positioned at a side opposite with piezoresistance electrode; Described current interruption sheet contacts with current interruption sheet elasticity source, and described current interruption sheet is arranged in the current interruption sheet gathering sill.
2. the power source surge protector that has from the current interruption device according to claim 1; it is characterized in that; also comprise right intercalative electrode and left intercalative electrode; described right intercalative electrode is connected to power-supply system phase line, the neutral line or ground wire; left side intercalative electrode is connected to phase line, the neutral line or the ground wire of power-supply system, and described dropout fork banking stop carries out spot welding with the tie point place of right intercalative electrode or scolding tin is connected.
3. the power source surge protector that has from the current interruption device according to claim 1; it is characterized in that; described dropout electrode bonding pad is provided with one or above tie point, and carries out scolding tin with described piezo-resistance dropout electrode with the tie point place and be connected.
4. the power source surge protector that has from the current interruption device according to claim 1; it is characterized in that; described dropout fork banking stop is that same five metals parts-moulding is connected with described dropout electrode bonding pad; described current interruption sheet stopping means is vertical with the dropout electrode, and described current interruption sheet is vertical with described current interruption sheet stopping means.
5. the power source surge protector that has from the current interruption device according to claim 1 is characterized in that, described dropout electrode bonding pad is that same five metals parts-moulding is connected with described current interruption sheet stopping means.
6. the power source surge protector that has from the current interruption device according to claim 1 is characterized in that, described current interruption sheet is parallel with the dropout electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582264 CN203039360U (en) | 2012-11-07 | 2012-11-07 | Power surge protector provided with self-arc-breaking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582264 CN203039360U (en) | 2012-11-07 | 2012-11-07 | Power surge protector provided with self-arc-breaking device |
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| Publication Number | Publication Date |
|---|---|
| CN203039360U true CN203039360U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220582264 Expired - Fee Related CN203039360U (en) | 2012-11-07 | 2012-11-07 | Power surge protector provided with self-arc-breaking device |
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| CN (1) | CN203039360U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102916419A (en) * | 2012-11-07 | 2013-02-06 | 东莞市华炜雷电防护设备有限公司 | Power supply surging protector with automatic arc breakage device and protection method for same |
| CN104008936A (en) * | 2014-06-13 | 2014-08-27 | 四川中光防雷科技股份有限公司 | Separating and arc shielding device and small-size high-safety all-mode protection surge protection device |
| CN107666138A (en) * | 2017-09-29 | 2018-02-06 | 广东洲明节能科技有限公司 | LED street lamp lightning protection device failure monitor system |
| CN107800126A (en) * | 2016-09-07 | 2018-03-13 | 深圳康普盾科技股份有限公司 | Power source surge protector thermal tripping arc-control device and its method |
-
2012
- 2012-11-07 CN CN 201220582264 patent/CN203039360U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102916419A (en) * | 2012-11-07 | 2013-02-06 | 东莞市华炜雷电防护设备有限公司 | Power supply surging protector with automatic arc breakage device and protection method for same |
| CN102916419B (en) * | 2012-11-07 | 2016-04-13 | 东莞市华炜雷电防护设备有限公司 | There is the power source surge protector from arc breaking device and guard method thereof |
| CN104008936A (en) * | 2014-06-13 | 2014-08-27 | 四川中光防雷科技股份有限公司 | Separating and arc shielding device and small-size high-safety all-mode protection surge protection device |
| CN104008936B (en) * | 2014-06-13 | 2016-04-06 | 四川中光防雷科技股份有限公司 | Depart from and protect surge protector with screening arc device and full mould |
| CN107800126A (en) * | 2016-09-07 | 2018-03-13 | 深圳康普盾科技股份有限公司 | Power source surge protector thermal tripping arc-control device and its method |
| CN107666138A (en) * | 2017-09-29 | 2018-02-06 | 广东洲明节能科技有限公司 | LED street lamp lightning protection device failure monitor system |
| CN107666138B (en) * | 2017-09-29 | 2020-09-08 | 广东洲明节能科技有限公司 | Failure monitoring system for LED street lamp lightning protection device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523000 Guangdong city of Dongguan province Dongcheng District Shijing mulberry Industrial Zone 1 ranked No. 3 3 floor Patentee after: Dongguan Huawei Lightning Protection Equipment Co., Ltd. Patentee after: Huawei Science-Technology Co., Ltd. Address before: 523000 Guangdong city of Dongguan province Dongcheng District Shijing mulberry Industrial Zone 1 ranked No. 3 3 floor Patentee before: Dongguan Huawei Lightning Protection Equipment Co., Ltd. Patentee before: Guangzhou Hopewell Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20181107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |