CN103311073B - A kind of Multiple level discharge tube module and encapsulating structure thereof - Google Patents
A kind of Multiple level discharge tube module and encapsulating structure thereof Download PDFInfo
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- CN103311073B CN103311073B CN201310183831.2A CN201310183831A CN103311073B CN 103311073 B CN103311073 B CN 103311073B CN 201310183831 A CN201310183831 A CN 201310183831A CN 103311073 B CN103311073 B CN 103311073B
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Abstract
The invention provides a kind of Multiple level discharge tube module and encapsulating structure thereof, relate to discharge tube technical field.Two joints or above metallized ceramic insulating part are set between two end electrodes, the setting alternate with target of metallized ceramic insulating part, in metallized ceramic insulating part, interior electrode is set, metallized ceramic insulating part arranges two through holes, one intermediate ends electrode is at least set between two end electrodes, left discharge aperture between two end electrodes forms left discharging gap group, forms two right discharging gap groups between two end electrodes and an intermediate ends electrode.The present invention is made up of multiple discharging gap group; by using the intermediate ends electrode with termination electrode with said function; realize the discharge tube of full mould protected mode; L end, N end or PE end can be connect arbitrarily; also can meet three-phase firewire L1, L2 and the L3 in AC electric power systems, be the Multiple level discharge tube of a symmetrical expression.
Description
Technical field
The present invention relates to discharge tube technical field, refer in particular to one and arbitrarily can access multi-clearance ceramet gas discharge tube module and encapsulating structure thereof in forceful electric power power-supply system.
Background technology
As everyone knows; Multiple level discharge tube is for superpotential protection; but single gap ceramet gas discharge tube the basic reason be directly applied in electronic equipment power source system can not be that ceramet gas discharge tube can not be closed voluntarily after overvoltage in forceful electric power power-supply system, cause power supply short circuit to make system cisco unity malfunction or single gap discharge tube self is damaged.
In order to solve the problem, it is the multi-clearance ceramet gas discharge tube of the external trigger terminal of band disclosing improvement in 200920132527.4 in the patent No., its distinguishing characteristics is to arrange ceramic ring plate, termination electrode or target and interior electrode separation come by described ceramic ring plate, at described target edge, trigger terminal is set, for connecing external resistance, in order to conducting discharge cell in advance, because power supply crest voltage after pulse surge is lower than the voltage maintaining interpolar arc discharge, therefore can quit work arc extinguishing, reach the object that lightning overvoltage is released, but solve the problem of arc discharge in this configuration, not solving application problem more is widely exactly, as the 0030th section of description in specification in this structure, a termination electrode is connected with live wire or phase line, another termination electrode and zero line or ground protection, this connected mode is not suitable for full mould protected mode, for the electric power system of three-phase, superpotential protection between two live wires cannot solve especially.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of Multiple level discharge tube module and encapsulating structure thereof; its structure is simple; its connect terminal of electric power system be provided with three or more than; not by the impact of positive-negative connected; there is the structure of symmetrical expression, be especially applicable to the lightning surge protected mode of full mould protection type.
In order to realize above object, technology contents of the present invention is as follows:
A kind of Multiple level discharge tube module, comprise termination electrode, interior electrode, target and metallized ceramic insulating part, described termination electrode is arranged on two ends, two joints or above metallized ceramic insulating part are set between two end electrodes, the setting alternate with described target of described metallized ceramic insulating part, in described metallized ceramic insulating part, interior electrode is set, it is characterized in that, described metallized ceramic insulating part arranges two through holes, this through hole is respectively left discharge aperture and right discharge aperture, one intermediate ends electrode is at least set between two end electrodes, left discharge aperture between two end electrodes forms left discharging gap group, two right discharging gap groups are formed between two end electrodes and an intermediate ends electrode.
Preferably, described target comprises the first electrode slice, the second electrode slice and is connected edge, left discharge aperture described in correspondence arranges the first described electrode slice, right discharge aperture described in correspondence arranges the second described electrode slice, and described connection edge is arranged on the edge of left discharge aperture to isolate adjacent metallized ceramic insulating part.
Preferably, described right discharge aperture arranges the step that has thickness.
Preferably, interior electrode described in step support in the right discharge aperture of described metallized ceramic insulating part, this interior electrode is laminated structure, its shape is identical with the cross section of this discharge aperture, and a packing ring compresses the edge of described interior electrode from top, the end face of described packing ring and described metallized ceramic insulating part maintains an equal level.
Preferably, the edge of the first electrode slice in described target tilts towards the center line of described first electrode slice level, and form convex platform and lower convex platform, described termination electrode also arranges a boss.
Preferably, convex platform in described target and lower convex platform stretch in the left discharge aperture of adjacent metallized ceramic insulating part respectively, interior electrode and be arranged on top the second electrode slice between distance equal interior electrode and be arranged on below the second electrode slice between distance equal convex platform and lower convex platform distance between distance.
Preferably, described target is made up of the electrode slice that two are not connected to each other.
A kind of encapsulating structure of Multiple level discharge tube module, comprise Multiple level discharge tube, shell and pcb board, described shell is a semi-enclosed box like structure, the splicing ear of described Multiple level discharge tube is through described pcb board, and described Multiple level discharge tube module installation is in described shell, described pcb board and described shell form a space closed.
The invention has the beneficial effects as follows: the structure in the present invention with symmetrical expression, in preferred version, the discharging gap number on the left side equals the half of the right discharging gap number, intermediate ends electrode is provided with in the middle of it, make it have symmetrical discharging gap group, structurally, the convex platform of the first electrode slice and lower convex platform stretch in described left discharge aperture and form discharging gap, according to actual service condition, level boss can be set to adapt to the distance of discharging gap, in order to easy to assembly more stable with structure, boss edge arranges a hypotenuse with the link position being connected edge and the first electrode slice, have against effect, accurately metallized ceramic insulating part and target can be assembled when assembling.In the present invention, termination electrode, intermediate ends electrode and target all pull out splicing ear, in the terminal of its pull-out, only have termination electrode and there is intermediate ends electrode and could access superpotential terminals, its mode connected is regardless of direction, suppose that three terminals connect three live wires of three-phase power supply system respectively, be respectively L1 from top to bottom, L2 and L3, if L1 end has been overvoltage, by left discharging gap group electric discharge or the electric discharge of right discharging gap group, through left discharge aperture gap discharge can from L3 pressure release, from the gap discharge of right discharge aperture by L2 pressure release, any two phase lines can be protected not affect by superpotential.Also constant for link position its function of reversing, symmetrical configuration, discharge effect is good, and discharge effect is good, in order to stop the afterflow impact that operating voltage produces, the quantity of discharging gap can be selected, make the accumulated value of the arc light pressure drop of N number of discharging gap be greater than the peak-peak of operating voltage, target connects the effect that corresponding resistor can realize closing electric arc, and this is also on the books at Patents, no longer burden, so structure of the present invention has a wide range of applications field.
Accompanying drawing explanation
Fig. 1 is the sectional structure chart of a kind of scheme of the present invention;
Fig. 2 is the structure chart that cermet insulating part of the present invention is connected with target;
Fig. 3 is the stereogram of discharge tube of the present invention;
Fig. 4 is the encapsulating structure figure of discharge tube of the present invention;
Fig. 5 is the outside figure of the encapsulating structure of discharge tube of the present invention.
In figure 1, termination electrode; 2, metallized ceramic insulating part; 21, right discharge aperture; 22, left discharge aperture; 3, target; 31, edge is connected; 32, the first electrode slice; 321, convex platform; 322, lower convex platform; 33, the second electrode slice; 4, intermediate ends electrode; 5, interior electrode; 6, packing ring; 7, flange; 8, shell; 9, pcb board.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described, it should be noted that, be only the detailed description to the preferred embodiment for the present invention below, do not form any limitation of the invention.
As Figure 1-5, a kind of Multiple level discharge tube module, comprise termination electrode 1, interior electrode 5, target 3 and metallized ceramic insulating part 2, described termination electrode 1 is arranged on two ends, two joints or above metallized ceramic insulating part 2 are set between two end electrodes 1, described metallized ceramic insulating part 2 and the described alternate setting of target 3, in described metallized ceramic insulating part 2, interior electrode 5 is set, described metallized ceramic insulating part 2 arranges two through holes, preferably, the cross section of described through hole is fan-shaped, this through hole is left discharge aperture 22 and right discharge aperture 21, one intermediate ends electrode 4 is at least set between two end electrodes 1, left discharge aperture 22 between two end electrodes 1 forms left discharging gap group, two right discharging gap groups are formed between two end electrodes 1 and an intermediate ends electrode 4.Be illustrated in figure 2 the structure chart that in the present invention, metallized ceramic insulating part 2 is connected with target 3.
Preferably, described target 3 comprises the first electrode slice 32, second electrode slice 33 and is connected edge 31, left discharge aperture 22 described in correspondence arranges the first described electrode slice 32, right discharge aperture 21 described in correspondence arranges the second described electrode slice 33, and the second described electrode slice 33 pulls out splicing ear.Described connection edge 31 is arranged on the edge of left discharge aperture 22 to isolate adjacent metallized ceramic insulating part 2.
Preferably, described right discharge aperture 21 arranges the step that has thickness.
Preferably, interior electrode 5 described in step support in the right discharge aperture 21 of described metallized ceramic insulating part 2, this interior electrode 5 is laminated structure, its shape is identical with the cross section of this discharge aperture, and a packing ring 6 compresses the edge of described interior electrode 5 from top, described packing ring 6 maintains an equal level with the end face of described metallized ceramic insulating part 2.
Preferably, the edge of the first electrode slice 32 in described target 3 tilts towards the center line of described first electrode slice 32 level, and form convex platform 321 and lower convex platform 322, described termination electrode 1 also arranges a boss.
Preferably, convex platform 321 in described target 3 and lower convex platform 322 stretch in the left discharge aperture 22 of adjacent metallized ceramic insulating part 2 respectively, the distance between interior electrode 5 and the second electrode slice 33 being arranged on top equals interior electrode 5 and the distance be arranged between the second electrode slice 33 of below equal convex platform 321 and lower convex platform 322 apart between distance.
Preferably, described target 3 is made up of the electrode slice that two are not connected to each other, and uses a target 3 to separate two sections in an embodiment, and the part opening separation in the middle of it is isolated by the flange 7 in the middle of the metallized ceramic insulating part 2 of below.
As shown in Figures 4 and 5, a kind of encapsulating structure of Multiple level discharge tube module, comprise Multiple level discharge tube, shell 8 and pcb board 9, described shell 8 is a semi-enclosed box like structure, the splicing ear of described Multiple level discharge tube is through described pcb board 9, and described Multiple level discharge tube module installation is in described shell, and described pcb board 9 and described shell 8 form a space closed.
Preferably, have employed six metallized ceramic insulating parts 2 as shown in Figure 1, with four targets 3, centre arranges intermediate ends electrode 4, two ends are provided with termination electrode 1, the convex platform 321 of the first electrode slice 32 and lower convex platform 322 stretch in described left discharge aperture 22 and form discharging gap, are full of inert gas in discharging gap.According to actual service condition, level boss can be set to adapt to the distance of discharging gap, its gap is D1, in in right discharge aperture 21, electrode 5 is arranged on above step, because the bottom surface of step and metallized ceramic insulating part 2 maintains an equal level, step itself has certain thickness, the thickness of step is D2, second electrode slice 33 is close to the bottom surface of metallized ceramic insulating part 2, therefore the discharging gap between the second electrode slice 33 and interior electrode 5 is D2, preferably, D1 and D2 is identical, and its result of use is better, certain structure of the present invention not thickness limits thus, in the present invention, left and right has the structure of symmetrical expression, the discharging gap number on the left side equals the half of the right discharging gap number, the intermediate ends electrode 41 of disconnection is provided with in the middle of it, make its upper and lower discharging gap number equal, in order to easy to assembly more stable with structure, boss edge arranges a hypotenuse with the link position being connected edge 31 and the first electrode slice 32, have against effect, accurately metallized ceramic insulating part 2 and target 3 can be assembled when assembling.In the present invention, in the terminal of its pull-out, only have termination electrode 1 and intermediate ends electrode 4 could access superpotential terminals, remaining splicing ear shunt capacitance and resistance, realize the triggering clamper in advance of pulse voltage.Its mode connected is regardless of direction; suppose that three terminals connect three live wires of three-phase power supply system respectively; be respectively L1, L2 and L3 from top to bottom; if L1 end has been overvoltage; by the gap discharge of left discharge aperture 22 or the gap discharge of right discharge aperture 21; through left discharge aperture 22 gap discharge can from L3 pressure release, from the gap discharge of right discharge aperture 21 by L2 pressure release, any two phase lines can be protected not affect by superpotential.Also constant for link position its function of reversing, symmetrical configuration, discharge effect is good, discharge effect is good, in order to stop the afterflow impact that operating voltage produces, the quantity of discharging gap can be selected, the accumulated value of the arc light pressure drop of N number of discharging gap is made to be greater than the peak-peak of operating voltage, target 3 connects the effect that corresponding resistor can realize closing electric arc, this is also on the books at Patents, no longer burden, so structure of the present invention has a wide range of applications field, above description is an embodiment in the present invention, the number of wherein cut-off target 3 can be arranged according to own situation, need multiple can arrange multiple.Mode for wiring also can be selected multiple, and such as wherein a terminal connects N pole, a terminal connects P pole another terminal and connect PE pole.
The above not imposes any restrictions technical scope of the present invention, all above embodiment is done according to the technology of the present invention essence any amendment, equivalent variations and modification, all still belong in the scope of this novel technical scheme.
Claims (8)
1. a Multiple level discharge tube module, comprise termination electrode, interior electrode, target and metallized ceramic insulating part, described termination electrode is arranged on two ends, two joints or above metallized ceramic insulating part are set between two end electrodes, the setting alternate with described target of described metallized ceramic insulating part, in described metallized ceramic insulating part, interior electrode is set, it is characterized in that, described metallized ceramic insulating part arranges two through holes, this through hole is respectively left discharge aperture and right discharge aperture, one intermediate ends electrode is at least set between two end electrodes, left discharge aperture between two end electrodes forms left discharging gap group, two right discharging gap groups are formed between two end electrodes and an intermediate ends electrode.
2. a kind of Multiple level discharge tube module according to claim 1, it is characterized in that, described target comprises the first electrode slice, the second electrode slice and is connected edge, left discharge aperture described in correspondence arranges the first described electrode slice, right discharge aperture described in correspondence arranges the second described electrode slice, and described connection edge is arranged on the edge of left discharge aperture to isolate adjacent metallized ceramic insulating part.
3., according to a kind of Multiple level discharge tube module that claim 2 is stated, it is characterized in that, described right discharge aperture arranges the step that has thickness.
4. a kind of Multiple level discharge tube module according to claim 3, it is characterized in that, interior electrode described in step support in the right discharge aperture of described metallized ceramic insulating part, this interior electrode is laminated structure, its shape is identical with the cross section of this discharge aperture, and a packing ring compresses the edge of described interior electrode from top, the end face of described packing ring and described metallized ceramic insulating part maintains an equal level.
5. a kind of Multiple level discharge tube module according to claim 4, it is characterized in that, the edge of the first electrode slice in described target tilts towards the center line of described first electrode slice level, and form convex platform and lower convex platform, described termination electrode also arranges a boss.
6. a kind of Multiple level discharge tube module according to claim 5, it is characterized in that, convex platform in described target and lower convex platform stretch in the left discharge aperture of adjacent metallized ceramic insulating part respectively, and the distance between interior electrode and the second electrode slice being arranged on top equals interior electrode and is arranged on the distance that the distance between the second electrode slice of below equals between convex platform and lower convex platform.
7. a kind of Multiple level discharge tube module according to claim 6, it is characterized in that, described target is made up of the electrode slice that two are not connected to each other.
8. the encapsulating structure of a Multiple level discharge tube module as claimed in claim 1, it is characterized in that, comprise Multiple level discharge tube, shell and pcb board, described shell is a semi-enclosed box like structure, the splicing ear of described Multiple level discharge tube is through described pcb board, and described Multiple level discharge tube module installation is in described shell, and described pcb board and described shell form a space closed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183831.2A CN103311073B (en) | 2013-05-17 | 2013-05-17 | A kind of Multiple level discharge tube module and encapsulating structure thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183831.2A CN103311073B (en) | 2013-05-17 | 2013-05-17 | A kind of Multiple level discharge tube module and encapsulating structure thereof |
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| Publication Number | Publication Date |
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| CN103311073A CN103311073A (en) | 2013-09-18 |
| CN103311073B true CN103311073B (en) | 2015-09-02 |
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| CN201310183831.2A Expired - Fee Related CN103311073B (en) | 2013-05-17 | 2013-05-17 | A kind of Multiple level discharge tube module and encapsulating structure thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111326954B (en) * | 2020-03-03 | 2020-12-29 | 山东睿控电气有限公司 | Follow current-free ceramic discharge tube with tripping function and surge protector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3818259A (en) * | 1972-03-13 | 1974-06-18 | Ericsson Telefon Ab L M | Gas-filled discharge tube for transient protection purposes |
| CN201262941Y (en) * | 2008-09-05 | 2009-06-24 | 深圳市槟城电子有限公司 | Patch type tripolar ceramic discharge tube |
| CN201438604U (en) * | 2009-06-02 | 2010-04-14 | 东莞市新铂铼电子有限公司 | Improved multigap metal-ceramic gas discharge tube with external trigger termination |
| CN203312247U (en) * | 2013-05-17 | 2013-11-27 | 东莞市华炜雷电防护设备有限公司 | A multi-gap discharging tube module and a packaging structure thereof |
-
2013
- 2013-05-17 CN CN201310183831.2A patent/CN103311073B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3818259A (en) * | 1972-03-13 | 1974-06-18 | Ericsson Telefon Ab L M | Gas-filled discharge tube for transient protection purposes |
| CN201262941Y (en) * | 2008-09-05 | 2009-06-24 | 深圳市槟城电子有限公司 | Patch type tripolar ceramic discharge tube |
| CN201438604U (en) * | 2009-06-02 | 2010-04-14 | 东莞市新铂铼电子有限公司 | Improved multigap metal-ceramic gas discharge tube with external trigger termination |
| CN203312247U (en) * | 2013-05-17 | 2013-11-27 | 东莞市华炜雷电防护设备有限公司 | A multi-gap discharging tube module and a packaging structure thereof |
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| CN103311073A (en) | 2013-09-18 |
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