CN103258608B - Tubular voltage dependent resistor device - Google Patents
Tubular voltage dependent resistor device Download PDFInfo
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- CN103258608B CN103258608B CN201310160926.2A CN201310160926A CN103258608B CN 103258608 B CN103258608 B CN 103258608B CN 201310160926 A CN201310160926 A CN 201310160926A CN 103258608 B CN103258608 B CN 103258608B
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Abstract
The invention discloses tubular voltage dependent resistor device, it includes voltage dependent resistor chip, it is characterized in that described voltage dependent resistor chip is tubulose, inner and outer wall at voltage dependent resistor chip is respectively equipped with inner and outer electrodes, be respectively arranged with leading-out piece at the two ends of voltage dependent resistor chip, described leading-out piece is as the extraction electrode of the electrode being connected electrically.The present invention utilizes tubulose voltage dependent resistor chip, is arranged to different classes of device, effectively make use of space, reduce occupied area, meet electrical property constant, product function, the requirement of miniaturization；And the present invention is with better function, it is more flexible to use.
Description
Technical field
The present invention relates to tubular voltage dependent resistor device.
Background technology
The generally planar rectangle of existing varistor device is circular, use middle taken up space relatively big, hyundai electronics skill
Art but wants cube little, and function is strong, the varistor device that installation cost performance general, easy is high.
Summary of the invention
The technical problem to be solved is to provide one for technical problem present in above-mentioned prior art
Volume is little, function is strong, easily install, tubular voltage dependent resistor device that cost performance is high.
The present invention solves that the technical scheme that above-mentioned technical problem is used is: tubular voltage dependent resistor device, it includes pressure
Quick resistance chip, it is characterised in that described voltage dependent resistor chip is tubulose, the inner and outer wall at voltage dependent resistor chip sets respectively
Having inner and outer electrodes, be respectively arranged with leading-out piece at the two ends of voltage dependent resistor chip, described leading-out piece is electrically connected as with it
The extraction electrode of the electrode connect.
By technique scheme, described dispatch from foreign news agency extremely two or more than two, each external electrode is axial along voltage dependent resistor chip
Interval is arranged, when dispatch from foreign news agency extremely two, two external electrodes electrically connect with leading-out piece respectively, when dispatch from foreign news agency extremely three or more than three
Time, each external electrode that voltage dependent resistor chip interlude is arranged presses card or pressure ring as interlude by arranging the metal of respective numbers
The extraction electrode of each external electrode.
By technique scheme, described leading-out piece be metal end caps or metal pressure card or pressure ring.
By technique scheme, described interior electrode is close with it by the termination electrode arranged in one end of voltage dependent resistor chip
External electrode electrical connection.
By technique scheme, described interior electrode is drawn by arranging interior electrode extraction electrode, and described interior electrode draws electricity
Pole pass at corresponding metal end caps and with this metal end caps insulation configuration.
By technique scheme, arranging protective tube in tubulose voltage dependent resistor chip, one end of protective tube is from a metal
Pass on end cap, and with this metal end caps insulation configuration, the other end electrically connects with another metal end caps, formed route protection class
Tubular voltage dependent resistor device.
By technique scheme, with one end of the protective tube of metal end caps insulation configuration as input, with metal end caps
The other end of the protective tube of electrical connection is as outfan.
By technique scheme, protective tube is set in tubulose voltage dependent resistor chip, protective tube two ends respectively with a gold
Belong to end cap electrical connection and electrically connect with interior electrode, forming the tubular voltage dependent resistor device of self-shield class.
By technique scheme, described interior electrode is two, and in two, electrode is arranged along voltage dependent resistor chip axially spaced-apart,
Arranging protective tube in voltage dependent resistor chip, the two ends of described protective tube electrically connect with electrode in two respectively, form self-shield type
Tubular voltage dependent resistor device.
By technique scheme, described leading-out piece is metal end caps, and one of them metal end caps passes through low-temperature alloy with outer
Electrode electrically connects, and forms the tubular voltage dependent resistor device of self-shield type.
By technique scheme, described leading-out piece is metal end caps, and two metal end caps are by low-temperature alloy and external electrode
Electrical connection, forms the tubular voltage dependent resistor device of self-shield type.
By technique scheme, described leading-out piece is metal end caps, and described interior electrode is by arranging interior electrode extraction electrode
Draw, described interior electrode extraction electrode pass at corresponding metal end caps and with this metal end caps insulation configuration, two
Metal end caps is electrically connected with external electrode by low-temperature alloy, and metal pressure card or pressure ring that voltage dependent resistor chip interlude is arranged pass through
The external electrode electrical connection at the corresponding place of low-temperature alloy, forms the tubular voltage dependent resistor device of self-shield type.
By technique scheme, at the external electrode that voltage dependent resistor chip interlude is arranged, U-shaped insulation sleeve is set, at U-shaped
The opening part of insulation sleeve arranges low-temperature alloy, and low-temperature alloy end face is close to the external electrode arranged at this, and other end is by metal
Pressure card or pressure ring card pressure, metal pressure card or pressure ring card are pressed on this low-temperature alloy and U-shaped insulation sleeve and form extraction electrode.
By technique scheme, the metal end caps electrically connected with external electrode by low-temperature alloy is alice metal end caps, low
Temperature alloy is arranged on the alice of alice metal end caps and the dispatch from foreign news agency interpolar being correspondingly arranged at this.
By technique scheme, the described contact position coating insulation at alice metal end caps with voltage dependent resistor chip end face
Layer.
By technique scheme, it is respectively coated with insulating barrier at the two ends of voltage dependent resistor chip.
By technique scheme, described protective tube is temperature mode or current mode voltage-type.
By technique scheme, protective tube is set in tubulose voltage dependent resistor chip, is formed and there is route protection, self-shield
The tubular voltage dependent resistor device being provided with.
Having the beneficial effect that acquired by the present invention
1, varistor is arranged to tubular form by the present invention, effectively make use of space, and reduces occupied area, full
Foot electrical property is constant, the requirement of product miniaturization；
2, the present invention is by arranging multiple electrode and metal end caps, metal pressure card, interior electrode extraction electrode, forms multiple pressure
Quick resistance, to constitute different equivalent circuit, makes that the present invention is with better function, it is more flexible to use；
3, the present invention is by arranging protective tube, and one end of protective tube is connected with metal end caps as input, the other end
As outfan, power supply is accessed by input, outfan export, and cuts off power supply circuits at case of emergency, protects equipment
Protect；
4, the present invention by arranging protective tube or/and low-temperature alloy concatenates with tubulose varistor, at tubulose varistor
Cut off the electricity supply before inefficacy, out of service, equipment is protected.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the equivalent circuit diagram of Fig. 1.
Fig. 3 is the structural representation of the embodiment of the present invention 2.
Fig. 4 as 3 equivalent circuit diagram.
Fig. 5 is the structural representation of the embodiment of the present invention 3.
Fig. 6 is the equivalent circuit diagram of Fig. 5.
Fig. 7 is the structural representation of the embodiment of the present invention 4.
Fig. 8 is the equivalent circuit diagram of Fig. 7.
Fig. 9 is the structural representation of the embodiment of the present invention 5.
Figure 10 is the equivalent circuit diagram of Fig. 9.
Figure 11 is the structural representation of the embodiment of the present invention 6.
Figure 12 is the equivalent circuit diagram of Figure 11.
Figure 13 is the structural representation of the embodiment of the present invention 7.
Figure 14 is the equivalent circuit diagram of Figure 13.
Figure 15 is the structural representation of the embodiment of the present invention 8.
Figure 16 is the equivalent circuit diagram of Figure 15.
Figure 17 is the structural representation of the embodiment of the present invention 9.
Figure 18 is the equivalent circuit diagram of Figure 17.
Figure 19 is the structural representation of the embodiment of the present invention 10.
Figure 20 is the equivalent circuit diagram of Figure 19.
Figure 21 is the structural representation of the embodiment of the present invention 11.
Figure 22 is the equivalent circuit diagram of Figure 21.
Figure 23 is the structural representation of the embodiment of the present invention 12.
Figure 24 is the equivalent circuit diagram of Figure 23.
Figure 25 is the structural representation of the embodiment of the present invention 13.
Figure 26 is the equivalent circuit diagram of Figure 25.
Figure 27 is the structural representation of the embodiment of the present invention 14.
Figure 28 is the equivalent circuit diagram of Figure 27.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is explained.
The purposes of the present invention is divided into four class devices, to adapt to the occasion of different requirement.
First kind tubular voltage dependent resistor device is the varistor device of unprotect classification, but can share clamping, and spinning connects
General protective tube pedestal, explains with embodiment 1 to embodiment 4 below.
Embodiment 1:
Fig. 1 is the structural representation of the 1st embodiment of the present invention, as it is shown in figure 1, this device includes tubulose varistor
Chip 1, its tubulose thickness determines to use voltage, electricity in the inwall 3 of voltage dependent resistor chip 1 and outer wall 4 have been covered each by
Pole 3 and 2 external electrodes 2-1,2-2,2 external electrodes are arranged, between two external electrode 2-1,2-2 along the axially spaced-apart of voltage dependent resistor chip
Leave the magnet 1 of uncovered electrode, magnet also can cover insulating barrier.Arrange termination electrode 4 in one end of voltage dependent resistor chip to use
In electrically connecting the interior electrode 3 close with it and external electrode 2-2；Arranging insulating barrier 6 in the other end of voltage dependent resistor chip 1 will be with
Its close interior electrode 3 and external electrode 2-1 separate, to ensure safety.It is separately installed with at the two ends of tubulose voltage dependent resistor chip 1 and draws
Go out part, described leading-out piece be metal end caps or metal pressure card or pressure ring, the present embodiment by leading-out piece for entering as a example by metal end caps 5-1
Row explanation.One metal end caps electrically connects with external electrode 2-2, electrode extraction electrode in being formed, another metal end caps and dispatch from foreign news agency
Pole 2-1 electrically connects, and forms external electrode extraction electrode, and the overall dimensions of the present embodiment all meets international standard requirement, is formed with logical
With the product of insurance class formula, the general insurance pedestal of spinning, clamping can be shared.Fig. 2 is the equivalent circuit diagram of Fig. 1.
Embodiment 2:
Fig. 3 is the structural representation of the 2nd embodiment of the present invention, as it is shown on figure 3, this device includes voltage dependent resistor chip
1, described voltage dependent resistor chip 1 is tubulose, and its tubulose thickness determines to use voltage, inwall 3 He of tubulose voltage dependent resistor chip 1
Outer wall 4 has been covered each by an interior electrode 3 and 2 external electrodes 2-1,2-2, and 2 external electrodes are along the axle of tubulose voltage dependent resistor chip
Arranging to interval, adjacent dispatch from foreign news agency interpolar is the voltage dependent resistor chip magnet being not coated with electrode.It is at the two ends of voltage dependent resistor chip 1
It is not coated with the magnet of electrode, magnet also can cover insulating barrier.In order to avoid internal and external electrode is at a distance of the nearest, during interior electrode 3 application with
Both ends of the surface leave a certain distance.Interior electrode 3 is drawn, at the two ends of tubulose voltage dependent resistor chip by interior electrode extraction electrode 8
Be connected to leading-out piece respectively, described leading-out piece be metal end caps or metal pressure card or pressure ring, the present embodiment is with leading-out piece as metal end
Illustrate as a example by cap.The two ends of tubulose voltage dependent resistor chip arrange metal end caps 5-0,5-1, and metal end caps 5-0,5-1 are respectively
Electrically connect with external electrode 2-1,2-2, form two external extraction electrodes, metal end caps 5-0 is provided with hole, arrange at this hole
Insulation sleeve 9, when metal end caps 5-0 is arranged on voltage dependent resistor chip, interior electrode extraction electrode 8 stretches out at insulation sleeve 9.Figure
4 is the equivalent circuit diagram of embodiment two.The overall dimensions of the present embodiment all meets international standard requirement, connects for shared spinning, welds
The general protective tube pedestal connect.If the interior electrode extraction electrode 8 of the present embodiment is not brought up, the two ends of tubulose voltage dependent resistor chip are equal
Connecting with metal end caps 5-1, equivalent circuit then becomes two varistor series windings.
Embodiment 3:
Fig. 5 is the structural representation of the embodiment of the present invention 3, and embodiment 3 is essentially identical with the structure of embodiment 2, difference
Place is that external electrode is three, and the external electrode 2-3 that tubulose voltage dependent resistor chip interlude is arranged leads to metal pressure card (pressure ring) 11
Crossing bolt 12 to crimp or weld or rivet or snapping is fastened, metal pressure card (pressure ring) 11 is as the extraction electricity of external electrode 2-3
Pole, the present embodiment forms three external electrodes.Fig. 6 is the equivalent circuit diagram of Fig. 5.
Embodiment 4:
Fig. 7 is the structural representation of the embodiment of the present invention 4, and embodiment 4 is essentially identical with the structure of embodiment 2, difference
Place is that interior electrode is two electrode 3-1, interior electrode 3-2 interior, and two interior electrodes are drawn with interior electrode extraction electrode 8 respectively,
Being all provided with porose on two metal end caps 5-0, arrange insulation sleeve 9 at this hole, two interior electrode extraction electrodes 8 are respectively from two
Stretching out at the insulation sleeve 9 of end cap, its equivalent circuit diagram is as shown in Figure 8.Except this example, interior electrode extraction electrode in remaining embodiment
8 can cancel, to form new application example.
Equations of The Second Kind is route protection classification, and category feature there is provided concatenation protective tube in circuit, and power supply is by defeated
Entering to hold Lin to terminate to export into, outfan Lout, cut off insurance, protect equipment under emergency condition, such device meets UL mark
Accurate.With embodiment 5 to embodiment 7, Equations of The Second Kind tubular voltage dependent resistor device is explained below.
Embodiment 5:
Fig. 9 is the structural representation of the embodiment of the present invention 5, and the structure of embodiment 5 is substantially the same manner as Example 1, difference
Place is to arrange protective tube 10 in tubulose varistor, and the lead-in wire 10-1 of its protective tube 10 electrically connects shape with metal end caps 5-0
Become outfan Lout.External electrode 2-1 is connected by electrode 3 in end electrode 4, electrically connects with metal end caps 5-0, metal end caps 5-
Being cased with annular insulation sleeve 9 on the hole arranged on 0, the lead-in wire 10-2 of protective tube draws from annular insulation sleeve 9, forms power input
Lin, forms circuit class tubular voltage dependent resistor device.Described protective tube 10 is temperature mode or current mode or voltage-type.For avoiding
External electrode is at a distance of the nearest, and external electrode 2-2 and interior electrode 3 end face that has a common boundary covers insulating barrier 6.Figure 10 is the equivalent circuit diagram of Fig. 9.When
So, in the present embodiment, input Lin and outfan Lout can exchange.
Embodiment 6:
Figure 11 is the structural representation of the embodiment of the present invention 6, and embodiment 6 is essentially identical with the structure of embodiment 5, difference
Place is that tubulose varistor outer wall arranges two external electrodes 2-1,2-2, and adjacent dispatch from foreign news agency interpolar leaves the magnet of uncovered electrode,
Also can cover insulating barrier on magnet, tubulose varistor biend covers insulating barrier 6, the metal end caps 5-0 of right-hand end and dispatch from foreign news agency
Pole 2-2 electrically connects, and device is protection tandem type.Figure 12 is the equivalent circuit diagram of Figure 11.
Embodiment 7:
Figure 13 is the structural representation of the embodiment of the present invention 7, and embodiment 7 is essentially identical with the structure of embodiment 6, difference
Place is that tubulose varistor outer wall arranges three external electrodes 2-1,2-2,2-3, and external electrode 2-3 has metal pressure card (pressure ring) 11
As the extraction electrode of external electrode 2-3, fastened by screw 12, form the starlike device of band insurance.Figure 14 is the equivalence of Figure 13
Circuit diagram.
3rd class is self-shield class tubular voltage dependent resistor device, and category feature there is provided concatenation guarantor in the devices
Danger, cuts off the electricity supply before tubulose pressure responsive resistor failure, and out of service, the equipment that do not affects normally works.Below with embodiment 8 to reality
Execute example 13 the 3rd class tubular voltage dependent resistor device is explained.
Embodiment 8:
Figure 15 is the structural representation of the embodiment of the present invention 8, and embodiment 8 is essentially identical with the structure of embodiment 5, difference
Place is in tubulose varistor one end inside and outside wall the most electrodeless.The lead-in wire 10-1 of protective tube 10 welds with interior electrode 3, insurance
Another lead-in wire 10-2 of pipe welds with metal end caps 5-0.The metal end caps 5-0 of left side side presses (weldering) to connect with external electrode 2, whole
Individual device is protection series connection.Figure 16 is the equivalent circuit diagram of Figure 15.
Embodiment 9:
Figure 17 is the structural representation of the embodiment of the present invention 9, and embodiment 9 is essentially identical with the structure of embodiment 6, difference
Place is to arrange two interior electrode 3-1,3-2 on the inwall of voltage dependent resistor chip, and two lead-in wires 10-1,10-2 of protective tube
Weld with two interior electrode 3-2,3-1, it is not necessary to electrode in drawing.In the middle of being formed, string has the device of protective tube.Figure 18 is Figure 17's
Equivalent circuit diagram.
Embodiment 10:
Figure 19 is the structural representation of the embodiment of the present invention 10, and embodiment 10 is essentially identical with the structure of embodiment 1, different
Part is that the metal end caps in one end of voltage dependent resistor chip is alice metal end caps 5-2, and this alice metal end caps 5-2's sticks up
Being electrically connected with external electrode 2-1 by low-temperature alloy 7 at limit, alice metal end caps 5-2 connects power end, at tubulose pressure responsive resistor failure
Before, low-temperature alloy 7 melts, and tubulose varistor disconnects the connection with power supply, out of service.Figure 20 is the equivalent circuit of Figure 19
Figure.
Embodiment 11:
Figure 21 is the structural representation of the embodiment of the present invention 11, and embodiment 11 is essentially identical with the structure of embodiment 2, different
Part is to be alice metal end caps 5-2, two alice metal end at metal end caps 5-2, the 5-3 at the two ends of voltage dependent resistor chip
Welded with external electrode 2-1,2-2 by low-temperature alloy 7 respectively at the alice of cap 5-2,5-3, form the device of two ends band insurance function
Part, for preventing external electrode and interior electrode at a distance of too closely turning on, all scribbles insulating barrier 6 at the two ends of voltage dependent resistor chip.Figure 22
Equivalent circuit diagram for Figure 21.
Embodiment 12:
Figure 23 is the structural representation of the embodiment of the present invention 12, and embodiment 12 is essentially identical with the structure of embodiment 11, no
It is voltage dependent resistor chip outer wall is provided with three external electrodes 2-1,2-2,2-3, two alice metal end caps 5-2,5-3 with part
Alice at welded with external electrode 2-1,2-2 by low-temperature alloy 7 respectively, external electrode 2-3 is cased with U-shaped insulation sleeve 9-1, at U
The opening part of type insulation sleeve 9-1 places low-temperature alloy block 7-1, then puts pressure card 11, makes the one side of low-temperature alloy briquetting 7-1 press
External electrode 2-3, another side heads on pressure card 11, with bolt 12 by pressure card 11 fastening, forms 3 insurance devices.For preventing external electrode
With interior electrode at a distance of too closely turning on, all scribble insulating barrier 6 at the two ends of voltage dependent resistor chip.Figure 23 is the equivalent circuit of Figure 24
Figure.
Embodiment 13:
Figure 25 is the structural representation of the embodiment of the present invention 13, and embodiment 13 is essentially identical with the structure of embodiment 11, no
Being to be provided with two interior electrode 3-1,3-2 at the inwall of voltage dependent resistor chip with part, in two, electrode is drawn by interior electrode respectively
Go out foot 8 to draw, form the device of two ends band insurance function, for preventing external electrode and interior electrode at a distance of too closely turning on.Figure 26 is
The equivalent circuit diagram of Figure 25.
Embodiment 14:
4th class is the tubular voltage dependent resistor device being provided with route protection, self-shield, category feature set circuit
Protection type varistor device and the feature of self-protecting piezo-resistance device.Explain with embodiment 14 below.
Figure 27 is the structural representation of the present embodiment 14, and embodiment 14 is essentially identical with the structure of embodiment 11, difference
Place is to arrange protective tube 10 in tubulose voltage dependent resistor chip, and the lead-in wire 10-2 of protective tube welds with interior electrode extraction electrode 8,
As the outfan Lout end of power supply, stretch out at the annular insulation sleeve 9 that the lead-in wire 10-1 of protective tube is arranged at metal end caps 5-3
As power input Lin end, form the tubular voltage dependent resistor device possessing route protection, self-shield.Figure 28 be Figure 27 etc.
Effect circuit diagram.Certain 4th class tubular voltage dependent resistor device is not limited to the present embodiment.
The above-described presently preferred embodiments of the present invention that is only, can not limit the right model of the present invention with this certainly
Enclose, therefore use and the same or like method of this example, or according to the equivalence change that scope of the present invention patent is made, still belong to this
Bright protection domain.
Claims (14)
1. tubular voltage dependent resistor device, it includes voltage dependent resistor chip, it is characterised in that described voltage dependent resistor chip is tubulose,
The inner and outer wall of tubulose voltage dependent resistor chip is respectively equipped with inner and outer electrodes, in the two ends of tubulose voltage dependent resistor chip
Being respectively provided with external electrode extraction electrode and interior electrode extraction electrode, external electrode extraction electrode correspondence is connected with external electrode, at tubulose
The intracavity space of voltage dependent resistor chip arranges protective tube, and one end of described protective tube is connected with interior electrode, the other end and interior electrode
Extraction electrode connects, and forms the tubular voltage dependent resistor device of self-shield type.
2. according to the tubular voltage dependent resistor device described in claim 1, it is characterised in that described interior electrode passes through conduction element with interior
Electrode extraction electrode connects；Or interior electrode is directly connected to interior electrode extraction electrode.
3. according to the tubular voltage dependent resistor device described in claim 2, it is characterised in that described inner and outer electrodes is respectively
1-3.
4. tubular voltage dependent resistor device, it includes voltage dependent resistor chip, it is characterised in that described voltage dependent resistor chip is tubulose,
The inner and outer wall of tubulose voltage dependent resistor chip is respectively equipped with inner and outer electrodes, when interior electrode is one, and dispatch from foreign news agency extremely two
During individual or two or more, it is provided with external electrode extraction electrode, each external electrode in the termination of tubulose voltage dependent resistor chip and/or periphery
Extraction electrode is corresponding to be turned on each external electrode, and described external electrode extraction electrode is by low-temperature alloy with corresponding external electrode even
Connecing, arrange protective tube in the intracavity space of tubulose voltage dependent resistor chip, one end of protective tube is from the one of tubulose voltage dependent resistor chip
End passes, and the other end of protective tube is connected with interior electrode extraction electrode, the tubulose that formation has route protection, self-shield is provided with
Varistor device.
5. tubular voltage dependent resistor device, it includes voltage dependent resistor chip, it is characterised in that described voltage dependent resistor chip is tubulose,
The inner and outer wall of tubulose voltage dependent resistor chip is respectively equipped with inner and outer electrodes, in the termination of tubulose voltage dependent resistor chip
And/or periphery is provided with external electrode extraction electrode, external electrode extraction electrode is corresponding to be turned on, at tubulose varistor core with external electrode
The intracavity space of sheet arranges protective tube, and one end of protective tube passes from one end of tubulose voltage dependent resistor chip, the other end and one
External electrode extraction electrode connects, and forms route protection class tubular voltage dependent resistor device；The insurance being connected with external electrode extraction electrode
One end of pipe is as power output end, and the other end of protective tube is as power input；Or be connected with external electrode extraction electrode
One end of protective tube is as power input, and the other end of protective tube is as power output end.
6. tubular voltage dependent resistor device, it includes voltage dependent resistor chip, it is characterised in that described voltage dependent resistor chip is tubulose,
The inner and outer wall of tubulose voltage dependent resistor chip is respectively equipped with inner and outer electrodes, in the termination of tubulose voltage dependent resistor chip
And/or periphery is provided with external electrode extraction electrode, external electrode extraction electrode correspondence is connected with external electrode, and described interior electrode is two
Individual, in two, electrode is arranged along voltage dependent resistor chip axially spaced-apart, arranges protective tube, institute in the intracavity space of voltage dependent resistor chip
The two ends stating protective tube are connected with electrode in two respectively, form the tubular voltage dependent resistor device of self-shield type.
7. according to the tubular voltage dependent resistor device described in claim 5, it is characterised in that described external electrode extraction electrode is by low
Temperature alloy is connected with external electrode, the tubular voltage dependent resistor device that formation route protection, self-shield are provided with.
8. according to the tubular voltage dependent resistor device described in claim 1 or 2 or 3, it is characterised in that described interior electrode draws electricity
Extremely metal end caps or metal presses card or metal pressure ring or leading foot, and described external electrode extraction electrode is metal end caps or metal pressure
Card or metal pressure ring.
9. according to the tubular voltage dependent resistor device described in claim 1, it is characterised in that at two of tubulose voltage dependent resistor chip
Termination is respectively provided with external electrode extraction electrode, described in electrode of going out be metal end caps；Described interior electrode extraction electrode is leading foot,
Described leading foot insulate extraction at metal end caps.
10. according to the tubular voltage dependent resistor device described in claim 5 or 6 or 7, it is characterised in that shown external electrode is drawn
Electrode be metal end caps or metal pressure card or metal pressure ring.
11. according to the tubular voltage dependent resistor device described in claim 6 or 7, it is characterised in that described external electrode extraction electrode is
Metal end caps or metal pressure card or metal pressure ring, described metal end caps is alice metal end caps, alice metal end caps alice
Place is connected with corresponding external electrode by low-temperature alloy.
12. according to the tubular voltage dependent resistor device described in claim 11, it is characterised in that arrange in voltage dependent resistor chip periphery
External electrode at U shape insulation sleeve is set, the opening part at U shape insulation sleeve arranges low-temperature alloy, and low-temperature alloy end face is close to
The external electrode arranged at this, other end is pressed in this low-temperature alloy by metal pressure card or pressure ring card pressure, metal pressure card or pressure ring card
With on U shape insulation sleeve and form external electrode extraction electrode.
13. according to the tubular voltage dependent resistor device described in claim 5, it is characterised in that divide at the two ends of voltage dependent resistor chip
It is not coated with insulating barrier.
14. according to the tubular voltage dependent resistor device described in claim 1 or 5 or 6, it is characterised in that described protective tube is temperature
Type or current mode voltage-type.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160926.2A CN103258608B (en) | 2013-05-03 | 2013-05-03 | Tubular voltage dependent resistor device |
| PCT/CN2013/077263 WO2014134885A1 (en) | 2013-03-08 | 2013-06-14 | Tubular voltage dependent resistor |
| EP13877033.4A EP2889882B1 (en) | 2013-03-08 | 2013-06-14 | Tubular voltage dependent resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160926.2A CN103258608B (en) | 2013-05-03 | 2013-05-03 | Tubular voltage dependent resistor device |
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| Publication Number | Publication Date |
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| CN103258608A CN103258608A (en) | 2013-08-21 |
| CN103258608B true CN103258608B (en) | 2016-10-05 |
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| CN201310160926.2A Active CN103258608B (en) | 2013-03-08 | 2013-05-03 | Tubular voltage dependent resistor device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104952570A (en) * | 2014-03-27 | 2015-09-30 | 深圳市槟城电子有限公司 | Piezoresistor of integrated gas discharge tube |
| CN111816396A (en) * | 2020-06-12 | 2020-10-23 | 安徽昭田电子科技有限公司 | Low-temperature coefficient metal film resistor and manufacturing process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7106572B1 (en) * | 1999-09-17 | 2006-09-12 | Adee Electronic (Societe A Responsabilite Limitee) | Device for protecting against voltage surges |
| CN1925072A (en) * | 2005-09-03 | 2007-03-07 | 徐忠厚 | Piezoresistance with alloy type temperature fuse |
| CN203242448U (en) * | 2013-05-03 | 2013-10-16 | 隆科电子(惠阳)有限公司 | Tubular varistor device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102904238A (en) * | 2012-10-24 | 2013-01-30 | 深圳市雷博斯科技有限公司 | Overheat, overcurrent and overvoltage lightning protector |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7106572B1 (en) * | 1999-09-17 | 2006-09-12 | Adee Electronic (Societe A Responsabilite Limitee) | Device for protecting against voltage surges |
| CN1925072A (en) * | 2005-09-03 | 2007-03-07 | 徐忠厚 | Piezoresistance with alloy type temperature fuse |
| CN203242448U (en) * | 2013-05-03 | 2013-10-16 | 隆科电子(惠阳)有限公司 | Tubular varistor device |
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