CN106451084B - Become platform combined type protection electric appliance - Google Patents
Become platform combined type protection electric appliance Download PDFInfo
- Publication number
- CN106451084B CN106451084B CN201610918819.5A CN201610918819A CN106451084B CN 106451084 B CN106451084 B CN 106451084B CN 201610918819 A CN201610918819 A CN 201610918819A CN 106451084 B CN106451084 B CN 106451084B
- Authority
- CN
- China
- Prior art keywords
- fuse
- arrester
- insulator
- lead
- combined type
- 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.)
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- 239000012212 insulator Substances 0.000 claims abstract description 23
- 230000008676 import Effects 0.000 claims abstract description 9
- 230000008859 change Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 2
- 229910052573 porcelain Inorganic materials 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 11
- 239000004411 aluminium Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 238000009413 insulation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/18—Disposition or arrangement of fuses
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fuses (AREA)
Abstract
The present invention, which proposes, becomes platform combined type protection electric appliance, including fuse, arrester and connecting plate；Fuse includes insulator, Packed inlet wire set is set at the top of insulator, inlet line is provided in inlet wire set, insulator bottom sets Packed rubber cover, fusing carrier import is provided on rubber cover, Packed lead collar is also set up on rubber cover, egress line is provided in lead collar, anchor ear is provided with outside insulator, is provided on anchor ear and the connecting portion for being connected with fuse cross-arm；Metallic connection parts are provided at the top of arrester, arrester bottom is provided with insulating boot, is provided with inlet wire lead and outlet lead on insulating boot, and the egress line on fuse is electrically connected with the inlet wire lead on arrester；Connecting portion connection on one end and anchor ear of connecting plate, the other end of connecting plate are fixedly connected with the metallic connection parts of arrester, and ground terminal is provided on connecting plate.The configuration of the present invention is simple, it is easy for installation, it can be widely applied to power domain.
Description
Technical field
The present invention relates to a kind of change platform combined type protection electric appliances, belong to power transmission technology field.
Background technology
High-voltage combined electrical apparatus is divided into two kinds of open type and totally enclosed type by insulation system.The former is with disconnecting switch or breaker
Based on, by elements such as current transformer, voltage transformer, ends, common combination forms therewith.The latter is by each composition member
The electrification in high voltage position of part is sealed in grounded metal enclosure, and the good gas of insulation performance, oil or solid insulation are filled in shell
Medium, each constituent element（Generally comprise breaker, disconnecting switch, earthing switch, voltage transformer, current transformer, busbar,
Arrester, cable termination etc.）By wiring requirement, it is sequentially connected and forms a whole.The 1960s occurs lithium
Sulphur（SF6）Totally-enclosed electric appliance has the characteristics that installation volume is small, has a safety feature, reliability is high, the time between overhauls(TBO) is long, therefore develops
Rapidly.In the prior art, the installation of fuse and arrester is usually to be mounted on shaft tower each via a stent and become on platform
Side, when installation, need to fix fuse and arrester respectively, and due on bar space it is limited, it is also necessary to install and keep away on shaft tower
Thunder device stent fixes arrester, after installation is complete, it is also necessary to be connected the inlet wire of the outlet of fuse and arrester by electric wire
It connects.Therefore, structure is more complicated, complex installation process, finally overhauls also comparable complexity.
The content of the invention
The present invention overcomes the shortcomings of the prior art, and technical problem to be solved is：It proposes a kind of integrated lightning-arrest
Device and fuse protect electric appliance in the change platform combined type of one, simple in structure, and easy for installation, maintenance is convenient.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：Become platform combined type protection electric appliance, including molten
Disconnected device, arrester and connecting plate；The fuse includes the insulator for being internally provided with accommodating space, is provided at the top of the insulator
The inlet wire set of sealing is provided with inlet line in inlet wire set, and the insulator bottom sets Packed rubber cover, the rubber
Fusing carrier import is provided on cover, Packed lead collar is also set up in the insulator bottom sides, is set in the lead collar
There is egress line, anchor ear is provided with outside the insulator, be provided on the anchor ear and the connection for being connected with fuse cross-arm
Portion；Metallic connection parts are provided at the top of the arrester, the arrester bottom is provided with insulating boot, is set on the insulating boot
There are an inlet wire lead and outlet lead, the egress line on the fuse is electrically connected with the inlet wire lead on the arrester；It is described
One end of connecting plate is connected with the connecting portion on the anchor ear, and the other end of the connecting plate is connected with the metal of the arrester
Portion is fixedly connected, and is provided with to connect the ground terminal of ground wire on the connecting plate.
Top electrode and lower electrode are provided in the insulator, the top electrode is electrically connected with the inlet line in inlet wire set
It connects, the lower electrode is electrically connected with the egress line in the lead collar, and the top electrode and the lower electrode are that petal type touches
Head, fusing carrier are arranged between the top electrode and the lower electrode, and the upper electrode of the fusing carrier upper end is powered on described
Pole is electrically connected, and the lower electrode of the fusing carrier lower end is electrically connected with the lower electrode.
The tail end of the connecting portion is U-shaped board, after the U-shaped board is horizontally inserted into fuse cross-arm, is bolted on
On the fuse cross-arm.
Sealing cover is provided in the fusing carrier import.
The rated voltage of the fuse be 12kV, rated current 50A, rated power 50Hz, specified drop-out current
For 8kA.
The rated voltage of the arrester is 17kV, and operating voltage 13.6kV, operating discharge electric current is 5000A, is acted
Beginning voltage is 24kV.
The present invention has the advantages that compared with prior art：
（1）The change platform combined type protection electric appliance of the present invention, is protected using the combined type of the compact structure of fuse lightning arrester
Protect designing scheme, external inlet wire enters from fuse top in fuse, after fusing carrier from the outlet of fuse lower part directly with
After arrester is connected, lead to transformer terminal, arrester shares a fixing bracket with fuse, passes through the anchor ear on fuse
It is fixed in tower bar, saves a special cross-arm of arrester therefore；Arrester ground line passes through bolt phase on surge arrester support
Even, the complexity of installation is alleviated, installation requirement is reduced, and a large amount of gold utensils, cable conductor, insulator can also be reduced
The materials such as fixing device；
（2）The change platform combined type protection electric appliance of the present invention, fuse use enclosed type construction, improve line insulation,
Reduce maintenance workload；The critical component electrode of the fuse of hermetically sealed mode is built in insulating sleeve, substantially increases dress
Put the ability of corrosion-resistant salt tolerant dirt；The reliability of properties of product is not only increased, also substantially prolongs service life of equipment；
（3）The lightning protection device of novel combination type protection electric appliance and the Combination Design of hermetically sealed expulsion fuse, not only carry
High 10KV becomes the insulation degree of platform, also strengthens the safeguard measure of the staff during taiwan area overhaul of the equipments is become.
Description of the drawings
Fig. 1 is the structure diagram for becoming platform combined type and protecting electric appliance that the embodiment of the present invention proposes；
Fig. 2 is the top view for becoming platform combined type and protecting electric appliance that the embodiment of the present invention proposes；
Fig. 3 is the internal structure schematic diagram of fuse；
Fig. 4 is the structure diagram of the top electrode and lower electrode in fuse.
Specific embodiment
To make technical scheme and advantage clearer, below in conjunction with specific embodiments and the drawings, to this hair
Bright technical solution is clearly and completely described, it is clear that and described embodiment is the part of the embodiment of the present invention, and
The embodiment being not all of；Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiments obtained, belong to the scope of protection of the invention.
As depicted in figs. 1 and 2, the present invention proposes a kind of change platform combined type protection electric appliance, including fuse 1, arrester 2
With connecting plate 3；The fuse 1 includes the insulator 11 for being internally provided with accommodating space, and 11 top of insulator is provided with sealing
Inlet wire set 12, is provided with inlet line in inlet wire set 12,11 bottom of insulator sets Packed rubber cover 13, described
Fusing carrier import is provided on rubber cover 13, also sets up Packed lead collar 15 in 11 lower side of insulator, it is described go out
Line set 15 in is provided with egress line, anchor ear 17 is additionally provided with outside the insulator 11, be provided on the anchor ear 17 with for
The connecting portion of fuse cross-arm connection；2 top of arrester is provided with metallic connection parts 21, and 2 bottom of arrester is set
Have insulating boot 22, be provided with inlet wire lead 23 and outlet lead 24 on the insulating boot 22, the egress line on the fuse with
Inlet wire lead 23 on the arrester is electrically connected；One end of the connecting plate 3 is connected with the connecting portion of the anchor ear 17, described
The other end of connecting plate 3 is fixedly connected with the metallic connection parts 21 of the arrester 2, is provided with to connect on the connecting plate 3
Connect the ground terminal 31 of ground wire.
As shown in figure 3, top electrode 18 and lower electrode 19 are provided in the insulator 11, the top electrode 18 and the inlet wire
Inlet line electrical connection in set 12, the lower electrode is electrically connected with the egress line in the lead collar, as shown in figure 4, on described
Electrode 18 and the lower electrode 19 are petal type contact, fusing carrier（Cartridge fuse）It is arranged on the top electrode and the lower electrode
Between, the upper electrode of the fusing carrier upper end is electrically connected with the top electrode, the lower electrode of the fusing carrier lower end and institute
Lower electrode electrical connection is stated, petal type contact makes fuse unit grip reliable and stable；And fuse failure injection is therebetween to fuse unit
A top power upwards can be generated, ensures that fuse unit will not fall.
As shown in Figure 1, the tail end of the connecting portion of the anchor ear 17 is U-shaped board, the U-shaped board is horizontally inserted into fuse cross-arm
Afterwards, it is bolted on the fuse cross-arm.
In addition, sealing cover 14 is provided in the fusing carrier import, by the inlet wire set for setting sealing cover 14 and sealing
12, the rubber cover 13 of lead collar 14 and sealing makes fuse 1 have good leakproofness, effectively prevents that dust pollution and salt are dirty,
Even if performance steady in a long-term is also ensured that in coastal area；In addition, the fuse of hermetically sealed mode, makes in critical component electrode
It puts in insulating porcelain bushing, it is not easy to which pollution is got rusty, and good insulation resistance characteristic is kept to substantially increase the corrosion-resistant salt tolerant of device
Dirty ability, not only increases the reliability of properties of product, also substantially prolongs service life of equipment.
Wherein, the running parameter of the fuse can be：Rated voltage is 12kV, rated current 50A, rated power
For 50Hz, specified drop-out current is 8kA.
Wherein, the running parameter of the arrester can be：Rated voltage is 17kV, operating voltage 13.6kV, is worked
Discharge current is 5000A, and it is 24kV that action, which starts voltage,.
The installation process for becoming platform combined type protection electric appliance of the present invention into：First by the connecting portion on the anchor ear by institute
It states and becomes platform combined type protection electric appliance（Arrester, fuse and connecting plate）It is fixed on fuse cross-arm；Then by the fusing
Inlet line on device is connected with external cable, and the outlet lead on the arrester is connected with external cable；It will finally carry molten
Part is connected with operation stick, and fusing carrier is packed into fuse from the fusing carrier import of fuse bottom by operation stick, removes behaviour
Make stick, and the sealing cover is covered, make the fusing carrier import by sealing.Therefore, change platform combined type of the invention is protected
The installation process very simple of electric appliance is protected, greatly reduces and works on the column of installation personnel, work efficiency can be improved.
Wherein, the connection of the inlet line on the fuse and external cable is realized by aluminium hydraulic pressed connecting pipe, is concretely comprised the following steps：
In the inlet line or external cable that PD pipe sleeves are located on fuse, the inlet line on fuse and external cable is made to lead to respectively
The both ends crossed in aluminium hydraulic pressed connecting pipe enter in aluminium hydraulic pressed connecting pipe, by Press Plier make the inlet line and the external cable respectively with the pressure
Connection is taken over, mobile PD is managed to the position of crimping, extracted and remove the pipe in PD pipes；Wherein, going out on the arrester
Line lead is connected with external cable to be realized by aluminium hydraulic pressed connecting pipe, is concretely comprised the following steps：PD pipe sleeves are located at going out for arrester
On line lead or external cable, the outlet lead and external cable that make arrester enter pressure by the both ends in aluminium hydraulic pressed connecting pipe respectively
In taking over, by Press Plier the inlet line and the external cable is made to be connected respectively with aluminium hydraulic pressed connecting pipe, mobile PD is managed to crimping
Behind position, extract and remove the pipe in PD pipes；Connection by terminal or aluminium hydraulic pressed connecting pipe and connection, then by Press Plier by terminal
Or the other end of aluminium hydraulic pressed connecting pipe is connected with outer lead.
The change platform combined type protection electric appliance of the present invention, is set using the combined type protection of the compact structure of fuse lightning arrester
Meter scheme, external inlet wire enter from fuse top in fuse, from the outlet of fuse lower part directly with taking shelter from the thunder after fusing carrier
After device is connected, lead to transformer terminal, arrester shares a fixing bracket with fuse, fixed by the anchor ear on fuse
In tower bar, a special cross-arm of arrester is saved therefore；Arrester ground line is connected by bolt on surge arrester support, is subtracted
The light complexity of installation, reduces installation requirement, and can also reduce a large amount of gold utensils, cable conductor, insulator and fix
The materials such as device.
The embodiment of the present invention is explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Example, within the knowledge of a person skilled in the art, can also make on the premise of present inventive concept is not departed from
Go out various change.
Claims (6)
1. become platform combined type protection electric appliance, which is characterized in that including fuse, arrester and connecting plate；
The fuse includes the insulator for being internally provided with accommodating space, and Packed inlet wire set, institute are set at the top of the insulator
It states and inlet line is provided in inlet wire set, the insulator bottom sets Packed rubber cover, it is molten that load is provided on the rubber cover
Part import also sets up Packed lead collar in the insulator lower side, egress line, the porcelain is provided in the lead collar
Set is external to be provided with anchor ear, is provided on the anchor ear and the connecting portion for being connected with fuse cross-arm；
Metallic connection parts are provided at the top of the arrester, the arrester bottom is provided with insulating boot, is set on the insulating boot
It is equipped with inlet wire lead and outlet lead, the egress line on the fuse is electrically connected with the inlet wire lead on the arrester；
One end of the connecting plate is connected with the connecting portion on the anchor ear, the other end of the connecting plate and the arrester
Metallic connection parts are fixedly connected, and are provided with to connect the ground terminal of ground wire on the connecting plate.
2. change platform combined type protection electric appliance according to claim 1, which is characterized in that be provided with top electrode in the insulator
With lower electrode, the top electrode is electrically connected with the inlet line in inlet wire set, the lower electrode and going out in the lead collar
Mouth line is electrically connected, and the top electrode and the lower electrode are petal type contact, and fusing carrier is arranged on the top electrode and described
Between lower electrode, the upper electrode of the fusing carrier upper end is electrically connected with the top electrode, the lower part electricity of the fusing carrier lower end
Pole is electrically connected with the lower electrode.
3. change platform combined type protection electric appliance according to claim 1, which is characterized in that the tail end of the connecting portion is U-shaped
Plate after the U-shaped board is horizontally inserted into fuse cross-arm, is bolted on the fuse cross-arm.
4. change platform combined type protection electric appliance according to claim 1, which is characterized in that be provided in the fusing carrier import
Sealing cover.
5. change platform combined type protection electric appliance according to claim 1, which is characterized in that the rated voltage of the fuse is
12kV, rated current 50A, rated power 50Hz, specified drop-out current are 8kA.
6. change platform combined type protection electric appliance according to claim 1, which is characterized in that the rated voltage of the arrester is
17kV, operating voltage 13.6kV, operating discharge electric current are 5000A, and it is 24kV that action, which starts voltage,.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610918819.5A CN106451084B (en) | 2016-10-21 | 2016-10-21 | Become platform combined type protection electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610918819.5A CN106451084B (en) | 2016-10-21 | 2016-10-21 | Become platform combined type protection electric appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106451084A CN106451084A (en) | 2017-02-22 |
| CN106451084B true CN106451084B (en) | 2018-05-29 |
Family
ID=58176690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610918819.5A Active CN106451084B (en) | 2016-10-21 | 2016-10-21 | Become platform combined type protection electric appliance |
Country Status (1)
| Country | Link |
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| CN (1) | CN106451084B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573839B (en) * | 2017-03-10 | 2023-12-22 | 廊坊北熔电气股份有限公司 | High-voltage protection device on column |
| CN108305812A (en) * | 2018-02-01 | 2018-07-20 | 贵州电网有限责任公司 | The novel dismountable low pressure isolation switch for changing safety plate |
| CN108666919A (en) * | 2018-06-15 | 2018-10-16 | 国家电网有限公司 | A kind of integration pole type transformer platform complexes |
| CN113628939A (en) * | 2021-08-13 | 2021-11-09 | 温州益坤电气股份有限公司 | Prevent top net overvoltage protection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201117613Y (en) * | 2007-11-14 | 2008-09-17 | 曹云贵 | Transformer lightning protection fuse |
| JP2009033816A (en) * | 2007-07-25 | 2009-02-12 | Chugoku Electric Power Co Inc:The | Protective cover for terminal |
| CN201689858U (en) * | 2010-06-02 | 2010-12-29 | 正泰电气股份有限公司 | 10-kV controllable combined-type over-voltage fuse protector |
| CN203325823U (en) * | 2013-07-11 | 2013-12-04 | 河南毅达电气科技有限公司 | Single-pillar current-limiting voltage-limiting protector device |
| CN203659780U (en) * | 2013-12-10 | 2014-06-18 | 杭州国电电气设备有限公司 | Fully-insulated expulsion fuse |
| CN206116880U (en) * | 2016-10-21 | 2017-04-19 | 国网山西省电力公司运城供电公司 | Become platform combination formula protection electrical apparatus |
-
2016
- 2016-10-21 CN CN201610918819.5A patent/CN106451084B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009033816A (en) * | 2007-07-25 | 2009-02-12 | Chugoku Electric Power Co Inc:The | Protective cover for terminal |
| CN201117613Y (en) * | 2007-11-14 | 2008-09-17 | 曹云贵 | Transformer lightning protection fuse |
| CN201689858U (en) * | 2010-06-02 | 2010-12-29 | 正泰电气股份有限公司 | 10-kV controllable combined-type over-voltage fuse protector |
| CN203325823U (en) * | 2013-07-11 | 2013-12-04 | 河南毅达电气科技有限公司 | Single-pillar current-limiting voltage-limiting protector device |
| CN203659780U (en) * | 2013-12-10 | 2014-06-18 | 杭州国电电气设备有限公司 | Fully-insulated expulsion fuse |
| CN206116880U (en) * | 2016-10-21 | 2017-04-19 | 国网山西省电力公司运城供电公司 | Become platform combination formula protection electrical apparatus |
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| Publication number | Publication date |
|---|---|
| CN106451084A (en) | 2017-02-22 |
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