CN105513771B - The pressure-equalizing device of reactor - Google Patents
The pressure-equalizing device of reactor Download PDFInfo
- Publication number
- CN105513771B CN105513771B CN201510939839.6A CN201510939839A CN105513771B CN 105513771 B CN105513771 B CN 105513771B CN 201510939839 A CN201510939839 A CN 201510939839A CN 105513771 B CN105513771 B CN 105513771B
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- Prior art keywords
- balance pipe
- pipe
- pressure
- balance
- flange
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- 238000009434 installation Methods 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 5
- 241000233855 Orchidaceae Species 0.000 claims 3
- 238000012360 testing method Methods 0.000 description 12
- 230000032258 transport Effects 0.000 description 6
- 230000005684 electric field Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- GQWNECFJGBQMBO-UHFFFAOYSA-N Molindone hydrochloride Chemical compound Cl.O=C1C=2C(CC)=C(C)NC=2CCC1CN1CCOCC1 GQWNECFJGBQMBO-UHFFFAOYSA-N 0.000 description 1
- 238000001787 Wald–Wolfowitz test Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The invention provides a kind of pressure-equalizing device of reactor, the pressure-equalizing device of reactor includes the balance pipe for surrounding rectangle, and balance pipe is set in the top and bottom of reactor (50), and balance pipe includes：First balance pipe (10)；Second balance pipe (20), the first end of second balance pipe (20) is connected with the first end of the first balance pipe (10), second end of the second balance pipe (20) is connected with the second end of the first balance pipe (10), and the first balance pipe (10) and the second balance pipe (20) surround rectangular configuration.The size that technical scheme efficiently solves the grading shield of reactor in the prior art causes greatly to transport and install the problem of inconvenient.
Description
Technical field
The present invention relates to electrical equipment technical field, in particular to a kind of pressure-equalizing device of reactor.
Background technology
At present, 500kV cable runs are double loop, loop length 6.7km.Primary Ioops are domestic cable and annex；It is another
Loop is Europe electricity production cable and annex.Cable conductor sectional area is 2500mm2.Cable run is whole to be laid for tunnel, using friendship
Pitch the earthing mode of interconnection.Domestic 500kV cable runs carry out the U that test voltage is 1.7 times0, the test period exchange of 1 hour
Pressure test, the U that Europe production 500kV cable runs test voltage is 1.4 times0, the test period ac voltage withstanding of 1 hour experiment.
The transport of the grading shield of reactor and Assembling be related to equipment can normal operation key, pressure test
To equipment in itself and wire connection have good requirement.
The grading shield of reactor of the prior art is a non-removable pipeline, and pipeline surrounds rectangular configuration.Due to
The size of the grading shield of reactor is 3220mm × 2680mm, i.e. the size of grading shield is bigger, it has not been convenient to transport and installation, behaviour
Make cumbersome, increase the labor intensity of operating personnel.
The content of the invention
It is a primary object of the present invention to providing a kind of pressure-equalizing device of reactor, to solve reactor in the prior art
The size of grading shield causes greatly to transport and install the problem of inconvenient.
To achieve these goals, the invention provides a kind of pressure-equalizing device of reactor, the pressure-equalizing device bag of reactor
The balance pipe for surrounding rectangle is included, balance pipe is set in the top and bottom of reactor, and balance pipe includes：First balance pipe；Second
Balance pipe, the first end of the second balance pipe are connected with the first end of the first balance pipe, the second end of the second balance pipe and first equal
The second end connection of pressure pipe, the first balance pipe and the second balance pipe surround rectangular configuration.
Further, the first end of the second balance pipe is connected with the first end of the first balance pipe by first connecting portion.
Further, first connecting portion includes first flange and second flange, and first flange is arranged on the first balance pipe
On the inwall of first end, second flange is arranged on the inwall of the first end of the second balance pipe, the first balance pipe and/or second equal
The first end of pressure pipe is provided with the first mounting hole of the first end close to the first balance pipe, and the first installation is provided with the first mounting hole
Cover to block the first mounting hole.
Further, first flange and second flange are bolted.
Further, the inwall of the first balance pipe and/or the second balance pipe, which is provided with, is used to install the of the first installation lid
One mounting ear, the first mounting ear extend towards the center of the first mounting hole.
Further, the second end of the second balance pipe is connected with the second end of the first balance pipe by second connecting portion.
Further, second connecting portion includes the 3rd flange and the 4th flange, and the 3rd flange is arranged on the first balance pipe
On the inwall at the second end, the 4th flange is arranged on the inwall at the second end of the second balance pipe, the first balance pipe and/or second equal
Second end of pressure pipe is provided with the second mounting hole close to the second end of the first balance pipe, and the second installation is provided with the second mounting hole
Cover to block the second mounting hole.
Further, the 3rd flange and the 4th flange are bolted.
Further, the inwall of the first balance pipe and/or the second balance pipe, which is provided with, is used to install the of the second installation lid
Two mounting ears, the second mounting ear extend towards the center of the second mounting hole.
Further, the first balance pipe and the second balance pipe include the first pipe, the second pipe and the 3rd pipe being sequentially connected,
First pipe and the 3rd pipe are oppositely arranged, and the first pipe, the second pipe and the 3rd pipe form U-shaped structure.
Apply the technical scheme of the present invention, the balance pipe of rectangular configuration is divided into the first balance pipe and second from centre presses
Pipe is transported, i.e., balance pipe is split into two halves and transported, and the place for transporting field test is assembled again.So transport
It is convenient, cost of transportation is reduced, easy for assembly, workable, reliability is high.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment of the pressure-equalizing device of the reactor according to the present invention；And
Fig. 2 shows the structural representation that the pressure-equalizing device of Fig. 1 reactor coordinates with reactor.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, the first balance pipe；20th, the second balance pipe；21st, the first mounting hole；30th, the first installation lid；40th, the first installation
Ear；50th, reactor.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As depicted in figs. 1 and 2, the pressure-equalizing device of the reactor of the present embodiment includes the balance pipe for surrounding rectangle, balance pipe
The top and bottom of reactor 50 are set in, balance pipe includes：First balance pipe 10 and the second balance pipe 20, the second balance pipe 20
First end be connected with the first end of the first balance pipe 10, the second end of the second end of the second balance pipe 20 and the first balance pipe 10
Connection, the first balance pipe 10 and the second balance pipe 20 surround rectangular configuration.
Using the pressure-equalizing device of the reactor of the present embodiment, the balance pipe of rectangular configuration is divided into the first balance pipe from centre
10 and second balance pipe 20 transported, i.e., balance pipe is split into two halves and transported, transport field test place enter again
Row assembling.Such convenient transportation, cost of transportation is reduced, easy for assembly, workable, reliability is high.
Alternatively, the first end of the second balance pipe 20 is connected with the first end of the first balance pipe 10 by first connecting portion.
The first balance pipe 10 and the second balance pipe 20 are connected by first connecting portion, simple in construction, simple installation, reduce operation
The labor intensity of personnel.
Alternatively, first connecting portion includes first flange and second flange, and first flange is arranged on the first balance pipe 10
On the inwall of first end, second flange is arranged on the inwall of the first end of the second balance pipe 20, the first balance pipe 10 and/or
The first end of two balance pipes 20 is provided with the first mounting hole 21 of the first end close to the first balance pipe 10, at the first mounting hole 21
Lid 30 is installed provided with first to block the first mounting hole 21.First mounting hole 21 can facilitate first flange and second flange company
Pick up and, facilitate operating personnel to operate.That is, the interface mode of the first balance pipe 10 and the second balance pipe 20 uses hand hole
Mounting means.
The outer surface of first installation lid 30 and the outer surface of the first balance pipe 10 and/or the second balance pipe 20 form smooth
Surface, i.e., the outer surface and the outer surface of the first balance pipe 10 and/or the second balance pipe 20 of the first installation lid 30 are in a plane
On, ensure the overall slickness on balance pipe surface, be distributed electric fields uniform.The radian and balance pipe radian of first installation lid 30
Unanimously.
Alternatively, first flange and second flange are bolted.Bolt is easy to use, simple installation, and cost is cheap.
Alternatively, the inwall of the first balance pipe 10 and/or the second balance pipe 20, which is provided with, is used to install the first installation lid 30
The first mounting ear 40, the first mounting ear 40 towards the first mounting hole 21 center extend.First mounting ear 40 can facilitate
The installation of one installation lid 30, simple installation are easy to operate.Preferably, the first installation mounting ear 40 of lid 30 and first passes through screw
Connection.Screw is fixed on the first mounting ear 40 through the first installation lid 30.
Alternatively, the second end of the second balance pipe 20 is connected with the second end of the first balance pipe 10 by second connecting portion.
The first balance pipe 10 and the second balance pipe 20 are connected by second connecting portion, simple in construction, simple installation, reduce operation
The labor intensity of personnel.
Alternatively, second connecting portion includes the 3rd flange and the 4th flange, and the 3rd flange is arranged on the first balance pipe 10
On the inwall at the second end, the 4th flange is arranged on the inwall at the second end of the second balance pipe 20, the first balance pipe 10 and/or
Second end of two balance pipes 20 is provided with the second mounting hole close to the second end of the first balance pipe 10, is provided with the second mounting hole
Second installation is covered to block the second mounting hole.Second mounting hole, which can facilitate, connects first flange and second flange, side
Convenient to operate human users.That is, the interface mode of the first balance pipe 10 and the second balance pipe 20 uses hand hole mounting means.
The outer surface and the outer surface of the first balance pipe 10 and/or the second balance pipe 20 of second installation lid form smooth table
Face, i.e., the outer surface of the second installation lid in one plane, are protected with the outer surface of the first balance pipe 10 and/or the second balance pipe 20
The overall slickness on balance pipe surface is demonstrate,proved, is distributed electric fields uniform.The radian of second installation lid is consistent with balance pipe radian.
Alternatively, the 3rd flange and the 4th flange are bolted.Bolt is easy to use, simple installation, and cost is cheap.
Alternatively, the inwall of the first balance pipe 10 and/or the second balance pipe 20, which is provided with, is used to install the second installation lid
Second mounting ear, the second mounting ear extend towards the center of the second mounting hole.Second mounting ear can facilitate the second installation lid
Installation, simple installation are easy to operate.Preferably, the second installation lid is connected by screw with the second mounting ear.Screw passes through second
Installation lid is fixed on the second mounting ear.
Alternatively, the first balance pipe 10 and the second balance pipe 20 include the first pipe, the second pipe and the 3rd being sequentially connected
Pipe, the first pipe and the 3rd pipe are oppositely arranged, and the first pipe, the second pipe and the 3rd pipe form U-shaped structure.
In the prior art, the appearance and size of grading shield is bigger, it has not been convenient to transports.In view of the above-mentioned problems, the present embodiment
Balance pipe is designed to two parts by the pressure-equalizing device of reactor, easy for assembly, workable, and reliability is high, convenient transportation and
Reduce cost of transportation.Transported, transported in particular it is required that rectangle balance pipe is cut to be split into two halves in length direction from centre
Assembled again to when field test.In order to realize that the grading shield two halves is re-assemblied, it is necessary to the equal of incision
Pressure cover is processed, and the throat thickness 15mm circular flange in the end face of incision, 4- is processed on a circular flange
M12 screwed hole, 4- Ф 13 through hole is processed on another circular flange.Meanwhile in order to ensure the smooth of grading shield outer surface
Property, it is necessary to processing 4- Ф 13 through hole balance pipe on the inside of process a Ф 100mm hole, when two halves balance pipe assemble need
Will be by this hand hole come installation locking bolt, then with a hand hole cover consistent with balance pipe radian, cover in Ф 100mm hole
On.Above-mentioned interface connected mode can ensure the overall slickness in balance pipe surface, be distributed electric fields uniform.
The balance pipe of the pressure-equalizing device of the reactor of the present embodiment can meet that 500kV cables ac voltage withstanding tests voltage equalizing
It is required that in test two reactors are carried out with the installation of balance pipe, series-parallel mode of reactor is realized, completes state
Produce 500kV long length cable runs 1.7U0Test voltage 493kV completion test.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. a kind of pressure-equalizing device of reactor, it is characterised in that the pressure-equalizing device of the reactor includes surrounding the pressure of rectangle
Pipe, the balance pipe are set in the top and bottom of reactor (50), and the balance pipe includes：
First balance pipe (10)；
Second balance pipe (20), the first end of second balance pipe (20) and the first end of first balance pipe (10) connect
Connect, the second end of second balance pipe (20) is connected with the second end of first balance pipe (10), first balance pipe
(10) and second balance pipe (20) surrounds rectangular configuration；
The first end of second balance pipe (20) is connected with the first end of first balance pipe (10) by first connecting portion；
The first connecting portion includes first flange and second flange, and the first flange is arranged on first balance pipe (10)
First end inwall on, the second flange is arranged on the inwall of the first end of second balance pipe (20), described
The first end of one balance pipe (10) and/or the second balance pipe (20) is provided with the first end close to first balance pipe (10)
First mounting hole (21), the first mounting hole (21) place are provided with the first installation and cover (30) to block first mounting hole
(21)。
2. the pressure-equalizing device of reactor according to claim 1, it is characterised in that the first flange and second method
Orchid is bolted.
3. the pressure-equalizing device of reactor according to claim 1, it is characterised in that first balance pipe (10) and/or
The inwall of second balance pipe (20) be provided be used for install it is described first installation lid (30) the first mounting ear (40), described first
Mounting ear (40) extends towards the center of first mounting hole (21).
4. the pressure-equalizing device of reactor according to claim 1, it is characterised in that the second of second balance pipe (20)
End is connected with the second end of first balance pipe (10) by second connecting portion.
5. the pressure-equalizing device of reactor according to claim 4, it is characterised in that the second connecting portion includes the 3rd method
Blue and the 4th flange, the 3rd flange are arranged on the inwall at the second end of first balance pipe (10), the 4th method
Orchid is arranged on the inwall at the second end of second balance pipe (20), first balance pipe (10) and/or the second balance pipe
(20) the second end is provided with the second mounting hole close to the second end of first balance pipe (10), at second mounting hole
Covered provided with the second installation to block second mounting hole.
6. the pressure-equalizing device of reactor according to claim 5, it is characterised in that the 3rd flange and the 4th method
Orchid is bolted.
7. the pressure-equalizing device of reactor according to claim 5, it is characterised in that first balance pipe (10) and/or
The inwall of second balance pipe (20) is provided with the second mounting ear for being used for installing the second installation lid, the second mounting ear court
Extend to the center of second mounting hole.
8. the pressure-equalizing device of reactor according to claim 1, it is characterised in that first balance pipe (10) and described
Second balance pipe (20) includes the first pipe, the second pipe and the 3rd pipe being sequentially connected, first pipe and the 3rd pipe phase
To setting, first pipe, second pipe and the 3rd pipe form U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510939839.6A CN105513771B (en) | 2015-12-15 | 2015-12-15 | The pressure-equalizing device of reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510939839.6A CN105513771B (en) | 2015-12-15 | 2015-12-15 | The pressure-equalizing device of reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105513771A CN105513771A (en) | 2016-04-20 |
| CN105513771B true CN105513771B (en) | 2017-11-14 |
Family
ID=55721675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510939839.6A Active CN105513771B (en) | 2015-12-15 | 2015-12-15 | The pressure-equalizing device of reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105513771B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3010742A1 (en) * | 1980-03-18 | 1981-09-24 | Siemens AG, 1000 Berlin und 8000 München | HV transformer with external electrode - has two section annular electrode secured around winding by members bridging gaps |
| CN201549353U (en) * | 2009-03-24 | 2010-08-11 | 南方电网技术研究中心 | Voltage-equalizing device of extra-high voltage dry-type smoothing reactor |
| CN201601013U (en) * | 2009-11-26 | 2010-10-06 | 平高集团有限公司 | Voltage transformer and shielding case thereof |
| CN202422968U (en) * | 2011-10-31 | 2012-09-05 | 扬州市鑫源电气有限公司 | Voltage sharing device for body of electric reactor |
| CN202839268U (en) * | 2012-08-11 | 2013-03-27 | 江苏雷宇高电压设备有限公司 | Shielding ring on shell-typed exciting transformer |
-
2015
- 2015-12-15 CN CN201510939839.6A patent/CN105513771B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105513771A (en) | 2016-04-20 |
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| PB01 | Publication | ||
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Co-patentee after: State Grid Corporation of China Patentee after: State Grid Beijing Electric Power Company Co-patentee after: Beijing Electric Power Engineering Co., Ltd. Address before: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Co-patentee before: State Grid Corporation of China Patentee before: State Grid Beijing Electric Power Company Co-patentee before: Beijing Power Engineering Company |