CN204030583U - Single phase poaer supply syntype graphite Surge Protector - Google Patents
Single phase poaer supply syntype graphite Surge Protector Download PDFInfo
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- CN204030583U CN204030583U CN201420489944.5U CN201420489944U CN204030583U CN 204030583 U CN204030583 U CN 204030583U CN 201420489944 U CN201420489944 U CN 201420489944U CN 204030583 U CN204030583 U CN 204030583U
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- graphite
- intercell connector
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Abstract
The utility model discloses a kind of single phase poaer supply syntype graphite Surge Protector, comprise box body, in described box body, be fixedly installed main discharge circuit and capacitance point ignition circuit, described main discharge circuit comprises intercell connector one, intercell connector two and multiple graphite electrode, described multiple graphite electrode is fixedly installed between intercell connector one and intercell connector two, described multiple graphite electrode forms nine graphite gaps successively by insulation spacer, and is fixedly installed earth electrode at the 7th gap location; Described capacitance point ignition circuit comprises circuit board, multiple electric capacity and multiple pin that excites, described electric capacity is fixed on circuit board, described multiple exciting for being fixed between multiple graphite electrodes and multiple electric capacity, described earth electrode is connected with the earth point of circuit board by wire.The utility model can form to single phase poaer supply the syntype protection of L-N, L-PE and N-PE.
Description
Technical field
The utility model relates to lightning protection appliance field, relates in particular to a kind of single phase poaer supply syntype graphite Surge Protector.
Background technology
Surge Protector, is also lightning protection device, and being a kind ofly provides the electronic installation of security protection for various electronic equipments, instrument and meter, communication line.Can use the first order lightning protection at single phase poaer supply, generally be used in the front end of total power distribution cabinet of spacious regional machine room, building, protect total distribution rear end equipment.Its operation principle is: in the time producing suddenly peak current or voltage because of extraneous interference in electric loop or communication line, Surge Protector can be shunted within the extremely short time in conducting, thereby avoids the infringement of surge to other equipment in loop.
At present, conventional Surge Protector has graphite Surge Protector, as China Patent No. " 201210226648.1 " discloses a kind of graphite mould lightning arrester, its open day is on October 10th, 2012, described in its technical scheme, graphite mould lightning arrester comprises the circuit arrangement part of box body and box body inside, and described circuit arrangement part comprises graphite main discharge circuit part, capacitance point ignition circuit part, lightning protection device B level loop composition; On the basis in described B level loop, increase by an auxiliary C level loop feature, described B+C level loop feature combines by energy coordination, described graphite main discharge circuit part is made up of upper intercell connector, lower intercell connector and connecting screw rod, described upper and lower intercell connector connects by described connecting screw rod, described upper and lower intercell connector is all equipped with electrode, between upper and lower intercell connector, is equiped with graphite.But in actual use, because graphite gaps in this patent is nine, cause the main discharge circuit in this lightning arrester can only form the single protected mode of L-PE, and can not form the syntype protection of L-N, L-PE and N-PE, its protection effect is poor.
In addition; in order to form the syntype protection of L-N, L-PE and N-PE; the module combination that to have by three width in prior art be 36mm realizes; but this mode also exists following defect: one, between modules, adopt aerial lug; not only cause the induced voltage that produces on wire larger; fail safe is lower, also causes working procedure complexity.Two, the structure of three module combinations not only causes its production cost higher, also causes its volume larger, is unfavorable for installing.
Utility model content
The purpose of this utility model is to overcome the above-mentioned problems in the prior art; provide a kind of structure single phase poaer supply syntype graphite Surge Protector small and exquisite, with low cost, the utility model can form to single phase poaer supply the syntype protection of L-N, L-PE and N-PE.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of single phase poaer supply syntype graphite Surge Protector, it is characterized in that: comprise box body, in described box body, be fixedly installed main discharge circuit and capacitance point ignition circuit, described main discharge circuit comprises intercell connector one, intercell connector two and multiple graphite electrode, described multiple graphite electrode is fixedly installed between intercell connector one and intercell connector two, described multiple graphite electrode forms nine graphite gaps successively by insulation spacer, and is fixedly installed earth electrode at the 7th gap location; Described capacitance point ignition circuit comprises circuit board, multiple electric capacity and multiple pin that excites, described electric capacity is fixed on circuit board, described multiple exciting for being fixed between multiple graphite electrodes and multiple electric capacity, described earth electrode is connected with the earth point of circuit board by wire.
The described pin one end that excites is welded on circuit board, and the other end is overlapped on graphite electrode.
Described earth electrode is gripped by adjacent two graphite electrodes.
The width of described box body is 36mm.
Employing the utility model has the advantage of:
One, in the utility model; make graphite gaps by the pattern assembling of 7+2 by being arranged on the earth electrode of the 7th gap location; so just L-PE discharge loop in 9 gaps in existing main discharge circuit can be divided into L-PE discharge loop and 2 gap N-PE discharge loops in L-N discharge loop in 9 gaps, 7 gaps; thereby the single protected mode that main discharge circuit in prior art can only be formed to L-PE is changed into the syntype protection that can form L-N, L-PE and N-PE, the fail safe that has significantly improved equipment.By exciting pin can reduce starting resistor, protection rear end equipment is without prejudice.In addition; compared with prior art; the all component integrations of the utility model are in a box body; it between each parts, is interconnector; have advantages of that structure is small and exquisite and easy for installation; not only reduce manufacture difficulty and production cost, can also farthest reduce the induced voltage producing on wire, effectively protected rear end equipment not to be damaged.
Two, in the utility model, described in excite pin one end to be welded on circuit board, the other end is overlapped on graphite electrode, this structure makes protector have simple in structure and sensitive advantage, can effectively block afterflow, avoids electric equipment impaired.
Three, in the utility model, described earth electrode is gripped by adjacent two graphite electrodes, this structure makes the surge current of L-PE and N-PE to be discharged into the earth by middle ground copper, the surge current of L-N can be delivered to ground copper by middle graphite flake, and then is delivered to rear class graphite flake; Thereby realize L-N, L-PE and the protection of N-PE syntype.
Four, in the utility model, and in prior art, need could to realize compared with the structure of syntype protection by the combination of three standalone modules, the standard box body that the width of described box body is 36mm, has advantages of that structure is small and exquisite, with low cost and easy to use.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
In figure, be labeled as: 1, screw rod, 2, intercell connector one, 3, L outlet, 4, excite pin, 5, firing circuit, 6, wire, 7, N outlet, 8, graphite electrode, 9, insulation spacer, 10, earth electrode, 11, intercell connector two, 12, box body.
Embodiment
A kind of single phase poaer supply syntype graphite Surge Protector, comprise that width is the standard box body 12 of 36mm, in described box body 12, be fixedly installed main discharge circuit and capacitance point ignition circuit 5, described main discharge circuit comprises intercell connector 1, intercell connector 2 11 and multiple graphite electrode 8, described intercell connector 1 and intercell connector 2 11 are fixed into quadra by connecting screw rod 1, described multiple graphite electrode 8 is fixedly installed between intercell connector 1 and intercell connector 2 11, described multiple graphite electrode 8 forms nine graphite gaps successively by insulation spacer 9, and the 7th gap location from intercell connector 1 to intercell connector 2 11 is fixedly installed earth electrode 10, described earth electrode 10 fixed clamp are between adjacent two graphite electrodes 8.Described capacitance point ignition circuit 5 comprises circuit board, multiple electric capacity and multiple pin 4 that excites, described electric capacity is fixed on circuit board, described multiple pin 4 correspondences that excite are fixed between multiple graphite electrodes 8 and multiple electric capacity, and the one end that excites pin 4 is welded on circuit board, the other end is overlapped on graphite electrode 8, in the time having surge voltage, electric capacity and gap are relations in parallel, electric capacity moves prior to gap, suppress the sudden change of voltage, in the time that surge voltage rises to gap starting resistor, gap starts, owing to presenting short circuit phenomenon after the startup of gap, at this moment surge current passes through gap substantially, and protection rear end equipment.Described earth electrode 10 is connected with the earth point of circuit board by wire 6.
In the utility model; main discharge circuit comprises L-N discharge loop, L-PE discharge loop and N-PE discharge loop; wherein; by earth electrode 10,9 gaps are divided into 7+2 pattern; L-PE is 7 gap discharge loops; N--PE is 2 gap discharge loops, and L-N is by connect 9 gap discharge loops in 7 gaps and 2 gaps of earth electrode 10, so just can form syntype protection.
In the utility model, be also provided with L outlet 3 and N outlet 7 in described box body 12, one end of described L outlet 3 and N outlet 7 is connected on circuit board, the protected equipment connection in the other end and rear end.
Installation method of the present utility model is:
The installation of main discharge circuit, use screw rod 1 that intercell connector 1 and intercell connector 2 11 are fixed into frame structure, again multiple graphite electrodes 8 intervals are fixed on and between intercell connector 1 and intercell connector 2 11, form nine graphite gaps, and at each gap location, insulation spacer 9 is set, and at the 7th gap location, earth electrode 10 is installed, then whole main discharge playback is fixed on to box body 12 bottoms.
The installation of capacitance point ignition circuit 5, capacity cell is welded on behind the fixed position of circuit board, circuit board is fixed on to box body 12 tops, and then the one end that excites pin 4 is weldingly fixed on electric capacity, the other end correspondence that excites pin 4 is overlapped on graphite electrode 8, many excite pin 4 to be connected between multiple electric capacity and multiple graphite electrode 8 again.
Operation principle of the present utility model is: in the time having surge voltage to arrive; first be that firing circuit 5 first starts; the pin 4 that excites in firing circuit 5 suppresses upper up voltage; while being elevated to the starting resistor of main discharge circuit along with surge voltage; main discharge circuit is breakdown, and the voltage at main discharge circuit two ends is by clamped, and clamped voltage is lower than the starting resistor of firing circuit 5; at this moment firing circuit 5 is failure to actuate, thereby effectively protects the equipment of protector rear end not to be destroyed.
Claims (3)
1. a single phase poaer supply syntype graphite Surge Protector, it is characterized in that: comprise box body (12), in described box body (12), be fixedly installed main discharge circuit and capacitance point ignition circuit (5), described main discharge circuit comprises intercell connector one (2), intercell connector two (11) and multiple graphite electrode (8), described multiple graphite electrode (8) is fixedly installed between intercell connector one (2) and intercell connector two (11), described multiple graphite electrode (8) forms nine graphite gaps successively by insulation spacer (9), and be fixedly installed earth electrode (10) at the 7th gap location, described capacitance point ignition circuit (5) comprises circuit board, multiple electric capacity and multiple pin (4) that excites, described electric capacity is fixed on circuit board, described multiple pin (4) correspondence that excites is fixed between multiple graphite electrodes (8) and multiple electric capacity, and described earth electrode (10) is connected with the earth point of circuit board by wire (6).
2. single phase poaer supply syntype graphite Surge Protector as claimed in claim 1, is characterized in that: described in excite pin (4) one end to be welded on circuit board, the other end is overlapped on graphite electrode (8).
3. single phase poaer supply syntype graphite Surge Protector as claimed in claim 1 or 2, is characterized in that: described earth electrode (10) is gripped by adjacent two graphite electrodes (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420489944.5U CN204030583U (en) | 2014-08-28 | 2014-08-28 | Single phase poaer supply syntype graphite Surge Protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420489944.5U CN204030583U (en) | 2014-08-28 | 2014-08-28 | Single phase poaer supply syntype graphite Surge Protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030583U true CN204030583U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420489944.5U Expired - Fee Related CN204030583U (en) | 2014-08-28 | 2014-08-28 | Single phase poaer supply syntype graphite Surge Protector |
Country Status (1)
| Country | Link |
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| CN (1) | CN204030583U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305234A (en) * | 2015-11-12 | 2016-02-03 | 郑品章 | Special graphite electrode for surge protector |
| CN108604778A (en) * | 2016-04-26 | 2018-09-28 | 三菱综合材料株式会社 | Carrying out surge protection element |
| WO2018201606A1 (en) * | 2017-05-02 | 2018-11-08 | 郑品章 | Low residual-voltage gap-type surge protection device |
-
2014
- 2014-08-28 CN CN201420489944.5U patent/CN204030583U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305234A (en) * | 2015-11-12 | 2016-02-03 | 郑品章 | Special graphite electrode for surge protector |
| CN108604778A (en) * | 2016-04-26 | 2018-09-28 | 三菱综合材料株式会社 | Carrying out surge protection element |
| CN108604778B (en) * | 2016-04-26 | 2020-06-05 | 三菱综合材料株式会社 | Surge protection element |
| WO2018201606A1 (en) * | 2017-05-02 | 2018-11-08 | 郑品章 | Low residual-voltage gap-type surge protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160828 |