CN106848841A - A kind of high pressure external serial gap lightning protection combination unit - Google Patents
A kind of high pressure external serial gap lightning protection combination unit Download PDFInfo
- Publication number
- CN106848841A CN106848841A CN201710043496.4A CN201710043496A CN106848841A CN 106848841 A CN106848841 A CN 106848841A CN 201710043496 A CN201710043496 A CN 201710043496A CN 106848841 A CN106848841 A CN 106848841A
- Authority
- CN
- China
- Prior art keywords
- electrode
- metal electrode
- metal
- lightning protection
- zinc oxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 95
- 239000002184 metal Substances 0.000 claims abstract description 95
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000011787 zinc oxide Substances 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 5
- 239000010935 stainless steel Substances 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 44
- 238000009413 insulation Methods 0.000 claims description 40
- 239000000741 silica gel Substances 0.000 claims description 30
- 229910002027 silica gel Inorganic materials 0.000 claims description 30
- YBMRDBCBODYGJE-UHFFFAOYSA-N Germanium dioxide Chemical compound O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 claims description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N al2o3 Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 6
- 229910000447 germanium oxide Inorganic materials 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 239000011701 zinc Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 238000001354 calcination Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000004411 aluminium Substances 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 3
- 230000037250 Clearance Effects 0.000 description 2
- 230000035512 clearance Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
- 230000001052 transient Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/02—Details
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T1/00—Details of spark gaps
- H01T1/02—Means for extinguishing arc
-
- H—ELECTRICITY
- H01—BASIC ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/16—Overvoltage arresters using spark gaps having a plurality of gaps arranged in series
Abstract
The invention discloses a kind of high pressure external serial gap lightning protection combination unit, lightning protection combination unit includes two parts,, the zinc oxide valve plate component for being placed in bottom, the discharging gap component passes through Stud connection zinc oxide valve plate component to the discharging gap component for being placed in top respectively；Lightning protection combination unit of the present invention prevents destruction of the thunder and lightning to 10kV high-voltage conducting wires, solves the convenience of construction and installation, and the stability of equipment operation improves equipment operational factor.Gap keeps level electric discharge, solves during vertical discharge together because rainwater or icing cause line short circuit；Substituting traditional aluminium electrode using high-quality stainless steel metal electrode strengthens resistance to calcination ability, and service life increases；Employ new technology making zinc oxide valve plate, make conducting capacity big.
Description
Technical field
The present invention relates to electrical equipment technical field, a kind of high pressure external serial gap lightning protection combination dress is particularly related to
Put.
Background technology
The effect of lightning protection device be in protecting low-voltage distribution system various electric equipments from lightning surge, operated
A kind of protection electrical equipment that voltage, Frequency Transient Overvoltage are impacted and damaged.
Existing lightning protection device has following weak point：
1. arrester individually is used, service life is short；
2. gap individually is used, it is impossible to block afterflow, line tripping rate is high；
3. arrester coordinates with gap, and clearance distance is not fixed, discharge instability；
4. integrated molding device, need to be uneconomical by arrester integral replacing during transformation, dumb.
Therefore, traditional lightning protection device needs to improve.
The content of the invention
For deficiency of the prior art, the technical problem to be solved in the present invention there are provided a kind of high pressure external serial gap
Lightning protection is combined the unit.Lightning protection combination unit is prevented from destruction of the thunder and lightning to 10kV high-voltage conducting wires, solves construction and installation just
Profit, the stability of equipment operation, raising equipment operational factor.
In order to solve the above technical problems, the present invention is realized by following scheme：A kind of high pressure external serial gap lightning protection combination
Device, lightning protection combination unit includes two parts, and the discharging gap component that top is placed in respectively is, the zinc oxide for being placed in bottom
Valve block component；
The discharging gap component passes through Stud connection zinc oxide valve plate component；
The discharging gap component includes arc electrode component, upper silica gel insulation sleeve and is arranged in order from top to bottom exhausted in upper silica gel
The first metal electrode, Fiber glass rod, the second metal electrode in edge set, first metal electrode, the second metal electrode point
The oral area of silica gel insulation sleeve upper and lower side is not arranged on；The arc electrode component includes arc electrode and is arranged at striking electricity
The first metal discharge ball in extreme outer portion, the arc electrode inner end connects the second metal electrode by electrode column；Described
One metal electrode sidepiece is connected with electrode column, and electrode column outer end is connected with the second metal discharge ball, the second metal discharge ball
Expose to silica gel insulation sleeve, and with the first metal discharge ball horizontal alignment；
The zinc oxide valve plate component includes lower silica gel insulation sleeve, interior insulation sleeve and is arranged in order from top to bottom in lower interior insulation
The 3rd metal electrode in sleeve, multilayer zinc oxide valve block, the 4th metal electrode, the 3rd metal electrode, the 4th metal electricity
Pole is respectively placed in the two ends oral area of lower silica gel insulation sleeve；
The multilayer zinc oxide valve block is composite, and it includes following mass parts composition：
Silica 30%-40%；
Aluminum oxide 10%-20%；
Germanium oxide 5%-15%；
Other are zinc oxide.
Further, it is provided with separator between the Fiber glass rod and the first metal electrode, the second metal electrode.
Further, the first metal electrode upper end connection insulation soft copper wire.
Further, the upper silica gel insulation sleeve, lower silica gel insulation sleeve outer wall are provided with multilayer umbrella flange collar, upper silicone insulation
Diameter of the set diameter less than lower silica gel insulation sleeve.
Further, the 4th metal electrode lower end connects metal bolts by electrode column；
First metal electrode, the second metal electrode, the 3rd metal electrode, the 4th metal electrode, the first metal discharge ball,
Two metal discharge balls, metal bolts are made of stainless steel material.
Further, the multilayer zinc oxide valve block includes following mass parts composition：
Silica 35.8%；
Aluminum oxide 15.6%；
Germanium oxide 8.75%；
Other are zinc oxide.
Further, the arc electrode is right angle L-type shape.
Relative to prior art, the beneficial effects of the invention are as follows：
1. lightning protection combination unit of the present invention prevents destruction of the thunder and lightning to 10kV high-voltage conducting wires, solves the convenience of construction and installation, if
The stability of received shipment row, improves equipment operational factor.
2. gap keeps level electric discharge, solves during vertical discharge together because rainwater or icing cause circuit short
Connect；
3. substituting traditional aluminium electrode using high-quality stainless steel metal electrode strengthens resistance to calcination ability, and service life increases；
4. employ new technology making zinc oxide valve plate, make conducting capacity big（10kA）, residual voltage is low, stable performance；（Such as silica：
Aluminum oxide；Cooperation is formed by a firing oxidation germanium material etc. by a certain percentage）；
5. discharging gap component is used with arrester decomposable asymmetric choice net, it is ensured that a kind of model is used instead of various；
6. resistance to calcination ability is strong, long service life；
7. discharging gap is fixed, easy for installation；
8. the mode that upper and lower two parts are connected by screw bolts, is convenient for changing any a part of component, dismounting group when implementing at the scene
Close flexible, more economical reasonable, protective value is reliable and stable；
9. lightning protection combination unit of the present invention is installed different insulative on 10kV circuits and is applied；
10. lightning protection combination unit of the present invention reduces other harm that foreign object is caused.（Such as：Icing, debris etc.）.
Brief description of the drawings
Fig. 1 is that lightning protection of the present invention combines the unit structural representation；
Fig. 2 is the horizontal clearance structure between two metal discharge balls of discharging gap component of the present invention.
Marked in accompanying drawing：Insulation soft copper wire 1, the first metal discharge ball 2, arc electrode 3, lower silica gel insulation sleeve 4, multilayer
Zinc oxide valve plate 5, the 4th metal electrode 6, metal bolts 7, interior insulation sleeve 8, the 3rd metal electrode 9, the second metal electrode 10,
Upper silica gel insulation sleeve 11, Fiber glass rod 12, the first metal electrode 13, the second metal discharge ball 14.
Specific embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Accompanying drawing 1-2 is refer to, a kind of high pressure external serial gap lightning protection combination unit of the invention, lightning protection combination unit includes
Two parts, the discharging gap component that top is placed in respectively are, the zinc oxide valve plate component for being placed in bottom；
The discharging gap component passes through Stud connection zinc oxide valve plate component；
The discharging gap component includes arc electrode component, upper silica gel insulation sleeve 11 and is arranged in order from top to bottom in upper silica gel
The first metal electrode 13, Fiber glass rod 12 in insulation sleeve 11, the second metal electrode 10, first metal electrode 13,
Two metal electrodes 10 are separately positioned on the oral area of the upper and lower side of silica gel insulation sleeve 11；The arc electrode component includes arc electrode
3 and the first metal discharge ball 2 of arc electrode outer end is arranged at, the inner end of the arc electrode 3 connects the by electrode column
Two metal electrodes 10；The sidepiece of first metal electrode 13 is connected with electrode column, and electrode column outer end is connected with the second metal and puts
Electric ball 14, the second metal discharge ball 14 exposes to silica gel insulation sleeve 11, and with the horizontal alignment of the first metal discharge ball 2；
The zinc oxide valve plate component includes lower silica gel insulation sleeve 4, interior insulation sleeve 8 and is arranged in order from top to bottom in lower interior exhausted
The 3rd metal electrode 9 in edge sleeve 8, multilayer zinc oxide valve block 5, the 4th metal electrode 6, the 3rd metal electrode the 9, the 4th
Metal electrode 6 is respectively placed in the two ends oral area of lower silica gel insulation sleeve 4；
The multilayer zinc oxide valve block 5 is composite, and it includes following mass parts composition：
Silica 30%-40%；
Aluminum oxide 10%-20%；
Germanium oxide 5%-15%；
Other are zinc oxide.
Separator is provided between the metal electrode 13 of the Fiber glass rod 12 and first, the second metal electrode 10.
The upper end of the first metal electrode 13 connection insulation soft copper wire 1, easy for installation, decay resistance is strong, and leads
It is logical functional.
The upper silica gel insulation sleeve 11, the outer wall of lower silica gel insulation sleeve 4 are provided with multilayer umbrella flange collar, and upper silica gel insulation sleeve 11 is straight
Diameter of the footpath less than lower silica gel insulation sleeve 4.
The lower end of 4th metal electrode 6 connects metal bolts 7 by electrode column；
First metal electrode 13, the second metal electrode 10, the 3rd metal electrode 9, the 4th metal electrode 6, the first metal are put
Electric ball 2, the second metal discharge ball 14, metal bolts 7 are made of stainless steel material, improve electric discharge calcination ability, corrosion-resistant.
The arc electrode is right angle L-type shape.
The optimal mix proportion scheme of the multilayer zinc oxide valve block 5 is：
Silica 35.8%；
Aluminum oxide 15.6%；
Germanium oxide 8.75%；
Other are zinc oxide, are fired by this mix proportion scheme, can obtain the optimal product of multilayer zinc oxide valve block 5.Multilayer
Zinc oxide valve plate 5, the first metal electrode 13, the second metal electrode 10, the 3rd metal electrode 9, the 4th metal electrode 6 pass through one
Secondary property sulfidization molding, it is ensured that favorable sealing property.
Discharging gap component uses disposal integral molding, it is ensured that the gap of discharging gap a is fixed（As shown in Figure 2）.
When circuit suffers lightning impulse, overvoltage or formation power-frequency overvoltage is caused to reach the critical of insulation soft copper wire 1
During point, the metal bolts 7 combined the unit by lightning protection, electric current imports multilayer zinc oxide valve block 5 and the 3rd metal electrode 9, the
Two metal electrodes 10, by the arc electrode 3 on discharging gap component, two metal discharge balls carry out gap discharge, by remnants
Light current pressure introduces the earth, it is ensured that the normal operation of circuit.
The preferred embodiment of the present invention is the foregoing is only, the scope of the claims of the invention, every profit is not thereby limited
The equivalent structure or equivalent flow conversion made with description of the invention and accompanying drawing content, or directly or indirectly it is used in other phases
The technical field of pass, is included within the scope of the present invention.
Claims (7)
1. a kind of high pressure external serial gap lightning protection is combined the unit, it is characterised in that lightning protection combination unit includes two parts, respectively
The discharging gap component for being placed in top is, the zinc oxide valve plate component for being placed in bottom；
The discharging gap component passes through Stud connection zinc oxide valve plate component；
The discharging gap component includes arc electrode component, upper silica gel insulation sleeve（11）And be arranged in order from top to bottom in upper silicon
Glue insulation sleeve（11）The first interior metal electrode（13）, Fiber glass rod（12）, the second metal electrode（10）, first metal
Electrode（13）, the second metal electrode（10）It is separately positioned on silica gel insulation sleeve（11）The oral area of upper and lower side；The arc electrode
Component includes arc electrode（3）And it is arranged at the first metal discharge ball of arc electrode outer end（2）, the arc electrode（3）
Inner end connects the second metal electrode by electrode column（10）；First metal electrode（13）Sidepiece is connected with electrode column, electricity
Pole outer end is connected with the second metal discharge ball（14）, the second metal discharge ball（14）Expose to silica gel insulation sleeve
（11）, and with the first metal discharge ball（2）Horizontal alignment；
The zinc oxide valve plate component includes lower silica gel insulation sleeve（4）, interior insulation sleeve（8）And be arranged in order under from top to bottom
Interior insulation sleeve（8）The 3rd interior metal electrode（9）, multilayer zinc oxide valve block（5）, the 4th metal electrode（6）, the 3rd gold medal
Category electrode（9）, the 4th metal electrode（6）It is respectively placed in lower silica gel insulation sleeve（4）Two ends oral area；
The multilayer zinc oxide valve block（5）It is composite, it includes following mass parts composition：
Silica 30%-40%；
Aluminum oxide 10%-20%；
Germanium oxide 5%-15%；
Other are zinc oxide.
2. a kind of high pressure external serial gap lightning protection according to claim 1 is combined the unit, it is characterised in that：The glass fibre
Rod（12）With the first metal electrode（13）, the second metal electrode（10）Between be provided with separator.
3. a kind of high pressure external serial gap lightning protection according to claim 1 is combined the unit, it is characterised in that：First metal
Electrode（13）Upper end connection insulation soft copper wire（1）.
4. a kind of high pressure external serial gap lightning protection according to claim 1 is combined the unit, it is characterised in that：The upper silica gel is exhausted
Edge set（11）, lower silica gel insulation sleeve（4）Outer wall is provided with multilayer umbrella flange collar, upper silica gel insulation sleeve（11）Diameter is exhausted less than lower silica gel
Edge set（4）Diameter.
5. a kind of high pressure external serial gap lightning protection according to claim 1 is combined the unit, it is characterised in that：4th metal
Electrode（6）Lower end connects metal bolts by electrode column（7）；
First metal electrode（13）, the second metal electrode（10）, the 3rd metal electrode（9）, the 4th metal electrode（6）,
One metal discharge ball（2）, the second metal discharge ball（14）, metal bolts（7）It is made of stainless steel material.
6. a kind of high pressure external serial gap lightning protection according to claim 1 is combined the unit, it is characterised in that：The multilayer oxidation
Zinc valve block（5）Including following mass parts composition：
Silica 35.8%；
Aluminum oxide 15.6%；
Germanium oxide 8.75%；
Other are zinc oxide.
7. a kind of high pressure external serial gap lightning protection according to claim 1 is combined the unit, it is characterised in that：The arc electrode
（3）It is right angle L-type shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043496.4A CN106848841B (en) | 2017-01-19 | 2017-01-19 | A kind of high pressure external serial gap lightning protection combination unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043496.4A CN106848841B (en) | 2017-01-19 | 2017-01-19 | A kind of high pressure external serial gap lightning protection combination unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106848841A true CN106848841A (en) | 2017-06-13 |
| CN106848841B CN106848841B (en) | 2018-04-20 |
Family
ID=59120117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710043496.4A Active CN106848841B (en) | 2017-01-19 | 2017-01-19 | A kind of high pressure external serial gap lightning protection combination unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106848841B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020289726B1 (en) * | 2020-05-25 | 2021-08-05 | State Grid Corporation Of China | Insulator for preventing lightning-caused breaking and personal electric shock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004200092A (en) * | 2002-12-20 | 2004-07-15 | Ngk Insulators Ltd | Arrestor with gap |
| CN102157253A (en) * | 2011-01-26 | 2011-08-17 | 吉林市能兴电力设备有限公司 | Outer-gap lightning arrester |
| CN204424022U (en) * | 2015-01-27 | 2015-06-24 | 河北安达电气科技有限公司 | A kind of external series gap metal zinc oxide lightning arrester |
| CN205621532U (en) * | 2016-05-17 | 2016-10-05 | 保定通力电器设备有限公司 | Outer clearance zinc oxide arrester is fixed to strain insulator pole |
-
2017
- 2017-01-19 CN CN201710043496.4A patent/CN106848841B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004200092A (en) * | 2002-12-20 | 2004-07-15 | Ngk Insulators Ltd | Arrestor with gap |
| CN102157253A (en) * | 2011-01-26 | 2011-08-17 | 吉林市能兴电力设备有限公司 | Outer-gap lightning arrester |
| CN204424022U (en) * | 2015-01-27 | 2015-06-24 | 河北安达电气科技有限公司 | A kind of external series gap metal zinc oxide lightning arrester |
| CN205621532U (en) * | 2016-05-17 | 2016-10-05 | 保定通力电器设备有限公司 | Outer clearance zinc oxide arrester is fixed to strain insulator pole |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020289726B1 (en) * | 2020-05-25 | 2021-08-05 | State Grid Corporation Of China | Insulator for preventing lightning-caused breaking and personal electric shock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106848841B (en) | 2018-04-20 |
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