CN208314034U - The anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line - Google Patents
The anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line Download PDFInfo
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- CN208314034U CN208314034U CN201820170953.6U CN201820170953U CN208314034U CN 208314034 U CN208314034 U CN 208314034U CN 201820170953 U CN201820170953 U CN 201820170953U CN 208314034 U CN208314034 U CN 208314034U
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- cabinet
- stainless steel
- permalloy
- strong
- galvanized sheet
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 229910000889 permalloy Inorganic materials 0.000 claims abstract description 31
- 239000010935 stainless steel Substances 0.000 claims abstract description 30
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 30
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 9
- 239000004568 cement Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 8
- 230000009466 transformation Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model belongs to field of electrical equipment, in particular to a kind of anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line.Including cabinet outside stainless steel, permalloy cabinet is equipped in the outer cabinet of the stainless steel, described is equipped with the galvanized sheet cabinet being equipped in permalloy cabinet for installing monitoring instrument, the outer cabinet of the stainless steel includes cabinet and stainless steel case lid, the upper edge of the cabinet is equipped with flanging groove, the outer of the stainless steel case lid is equipped with interior folded structure, the flanging groove and the infolding structure matching.The utility model has the beneficial effects that: every layer of shielding case issues in forceful electric power magnetic environment and wave each self-applying using three layers of shielding case, anti-interference ability enhances under forceful electric power magnetic environment, so that the detection data of monitoring instrument is more accurate and reliable.
Description
Technical field
The utility model belongs to field of electrical equipment, in particular to a kind of anti-strong-electromagnetic field of on-line monitoring device for transmission line
Interference shielding cabinet.
Background technique
Electric power is the energy using electric energy as power.Invention is started in 19 century 70s, the invention and application of electric power
Second of industrialization climax.Since 18th century of human history, one of scientific and technological revolution three times that the world occurs, from this section's technological transformation
People's lives are become.The large-scale electrical power system that 20th century occurred is one of most important achievement in the human engineering history of science,
The power generation and consumption system being made of links such as power generation, transmission of electricity, power transformation, distribution and electricity consumptions.It is by the primary of nature
The energy is converted to electric power by mechanical energy device, then supplies power to each user through transmission of electricity, power transformation and distribution.
The electricity that power plant issues not is to use only for neighbouring people, to be also transferred to far place, is met more
Needs.These electricity cannot be transferred out directly by common electric wire, but transmitted with ultra-high-tension power transmission line.
Currently, in the case where ultra-high-tension power transmission line on-line monitoring equipment is usually operated at strong-electromagnetic field environment, common online prison
Surveying appliance arrangement cabinet is usually inside and outside double-layer structure, and internal chassis is made of galvanized sheet, and external cabinet is mostly adopted
It is made of stainless steel material.On-line monitoring equipment integral installation is simultaneously fixed on the position on high voltage iron tower close to transmission line of electricity, adopts
Collect the correlation circumstance of whole transmission line of electricity.Ultra-high-tension power transmission line can generate strong electromagnetic wave in transmission of electricity.Work is in power transmission line
On-Line Monitor Device on the steel tower of road works under the interference for the strong-electromagnetic field that ultra-high-tension power transmission line generates, using inside and outside two layers of machine
The on-Line Monitor Device anti-interference ability of case design is weak, cannot shield strong-electromagnetic field interference, effectively so as to cause on-line monitoring
The data that equipment is monitored are not accurate enough.
Utility model content
In order to solve existing on-line monitoring device for transmission line under the strong magnetic environment of ultra-high-tension power transmission line, cabinet cannot have
Effect shielding the interference of electromagnetic field the above problem, the utility model provide it is a kind of can effectively shield strong-electromagnetic field interference, monitoring number
The shielding case interfered according to anti-electromagnetic field under more accurate forceful electric power magnetic environment.
The following technical solution is employed for the utility model: the anti-strong-electromagnetic field interference shielding machine of on-line monitoring device for transmission line
Cabinet outside case, including stainless steel, the outer cabinet of the stainless steel is interior to be equipped with permalloy cabinet, and described is equipped with permalloy machine
It is equipped with the galvanized sheet cabinet for installing monitoring instrument in case, the outer cabinet of the stainless steel includes cabinet and stainless steel case lid,
The upper edge of the cabinet is equipped with flanging groove, and the outer of the stainless steel case lid is equipped with interior folded structure, the flanging groove with
The infolding structure matching.Flanging groove and interior folded structure can the installation easy to disassemble convenient for internal unit, interior folded structure institute shape
At gap have certain compression strength, be conducive to installation in the presence of a harsh environment.
The outer cabinet lower part of stainless steel described in the utility model is equipped with mounting blocks.
The bottom of the outer cabinet of stainless steel described in the utility model is equipped with permalloy cabinet and installs cushion block, the slope
Alloy machine case installation cushion block is not equipped with permalloy cabinet mounting plate, and the permalloy cabinet is installed on the not conjunction
On golden cabinet mounting plate.
The bottom of permalloy cabinet described in the utility model is equipped with galvanized sheet cabinet and installs cushion block, and described is zinc-plated
Trigger case installs cushion block and is equipped with galvanized sheet cabinet mounting plate, and the galvanized sheet cabinet is mounted on galvanized sheet cabinet mounting plate
On.
The outer cabinet of stainless steel described in the utility model, permalloy cabinet, galvanized sheet cabinet be equipped with power supply line into
String holes and signal wire entrance hole.
Permalloy cabinet described in the utility model installs cushion block and permalloy cabinet mounting plate is bakelite
Plate.
Galvanized sheet cabinet described in the utility model installs cushion block and galvanized sheet cabinet mounting plate is insulating cement plank.
The utility model has the beneficial effects that: every layer of shielding case is under forceful electric power magnetic environment using three layers of shielding case
Each self-applying is played, anti-interference ability enhances under forceful electric power magnetic environment, so that the detection data of monitoring instrument is more accurate and reliable.This
Utility model also have structure is reliable, pressure resistance it is resistance to touch, installing and dismounting it is particularly convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Specific embodiment
Below in conjunction with attached drawing, the utility model is described in further detail.
Referring to Fig.1-2: the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line, including cabinet outside stainless steel
1, the outer cabinet 1 of the stainless steel is interior to be equipped with permalloy cabinet 2, and described being equipped in permalloy cabinet 2 is equipped with for pacifying
The galvanized sheet cabinet 3 of monitoring instrument is filled, the outer cabinet 1 of the stainless steel includes cabinet 11 and stainless steel case lid 12, the case
The upper edge of body 11 is equipped with flanging groove 111, and the outer of the stainless steel case lid 12 is equipped with interior folded structure 121, the flanging groove
111 match with the interior folded structure 121.Flanging groove and interior folded structure can the installation easy to disassemble convenient for internal unit, infolding
Structure is formed by gap with certain compression strength, is conducive to installation in the presence of a harsh environment.
Outer 1 lower part of cabinet of stainless steel described in the utility model is equipped with mounting blocks 13.
The bottom of the outer cabinet 1 of stainless steel described in the utility model is equipped with permalloy cabinet and installs cushion block 6, described
Permalloy cabinet installs cushion block 6 and is equipped with permalloy cabinet mounting plate 7, and the permalloy cabinet 2 is installed on described
Not alloy machine case mounting plate 7 on.
The bottom of permalloy cabinet 2 described in the utility model is equipped with galvanized sheet cabinet and installs cushion block 8, the plating
Zine plate cabinet installs cushion block 8 and is equipped with galvanized sheet cabinet mounting plate 9, and the galvanized sheet cabinet 3 is mounted on galvanized sheet cabinet peace
In loading board 9.
The outer cabinet 1 of stainless steel described in the utility model, permalloy cabinet 2, galvanized sheet cabinet 3 are equipped with power supply line
Entrance hole 4 and signal wire entrance hole 5.
Permalloy cabinet described in the utility model installs cushion block 6 and permalloy cabinet mounting plate 7 is insulating cement
Plank.
Galvanized sheet cabinet described in the utility model installs cushion block 8 and galvanized sheet cabinet mounting plate 9 is insulating cement plank.
The utility model has the beneficial effects that: every layer of shielding case is under forceful electric power magnetic environment using three layers of shielding case
Each self-applying is played, anti-interference ability enhances under forceful electric power magnetic environment, so that the detection data of monitoring instrument is more accurate and reliable.
Above-described embodiment is only enumerating for the utility model technical concept way of realization, the protection scope of the utility model
It is not limited only to above-described embodiment, it is according to the present utility model that the protection scope of the utility model may extend to those skilled in the art
The thinkable equivalent technologies mean of technical concept institute.
Claims (7)
1. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line, including cabinet outside stainless steel, it is characterised in that
Permalloy cabinet is equipped in the outer cabinet of the stainless steel, described being equipped in permalloy cabinet is equipped with for installing monitoring
The galvanized sheet cabinet of instrument, the outer cabinet of the stainless steel includes cabinet and stainless steel case lid, and the upper edge of the cabinet is equipped with
The outer of flanging groove, the stainless steel case lid is equipped with interior folded structure, the flanging groove and the infolding structure matching.
2. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line as described in claim 1, it is characterised in that
The outer cabinet lower part of the stainless steel is equipped with mounting blocks.
3. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line as described in claim 1, it is characterised in that
The bottom of the outer cabinet of the stainless steel is equipped with permalloy cabinet and installs cushion block, and the permalloy cabinet is installed on cushion block
Equipped with permalloy cabinet mounting plate, the permalloy cabinet is installed on the not alloy machine case mounting plate.
4. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line as described in claim 1, it is characterised in that
The bottom of the permalloy cabinet is equipped with galvanized sheet cabinet and installs cushion block, and the galvanized sheet cabinet installation cushion block is equipped with
Galvanized sheet cabinet mounting plate, the galvanized sheet cabinet are mounted on galvanized sheet cabinet mounting plate.
5. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line as described in claim 1, it is characterised in that
The outer cabinet of the stainless steel, permalloy cabinet, galvanized sheet cabinet are equipped with power supply line entrance hole and signal wire entrance hole.
6. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line as claimed in claim 3, it is characterised in that
The permalloy cabinet installation cushion block and permalloy cabinet mounting plate are insulating cement plank.
7. the anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line as claimed in claim 4, it is characterised in that
The galvanized sheet cabinet installation cushion block and galvanized sheet cabinet mounting plate are insulating cement plank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170953.6U CN208314034U (en) | 2018-01-31 | 2018-01-31 | The anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170953.6U CN208314034U (en) | 2018-01-31 | 2018-01-31 | The anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208314034U true CN208314034U (en) | 2019-01-01 |
Family
ID=64731072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820170953.6U Active CN208314034U (en) | 2018-01-31 | 2018-01-31 | The anti-strong-electromagnetic field interference shielding cabinet of on-line monitoring device for transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208314034U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665376A (en) * | 2019-03-07 | 2020-09-15 | 湖南省海狮电器有限公司 | Anti-interference shielding case for monitoring power transmission line |
| CN113533893A (en) * | 2021-08-20 | 2021-10-22 | 苏州菲利波电磁技术有限公司 | Multistage measurement system for transient electromagnetic disturbance of electric intelligent equipment |
-
2018
- 2018-01-31 CN CN201820170953.6U patent/CN208314034U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111665376A (en) * | 2019-03-07 | 2020-09-15 | 湖南省海狮电器有限公司 | Anti-interference shielding case for monitoring power transmission line |
| CN113533893A (en) * | 2021-08-20 | 2021-10-22 | 苏州菲利波电磁技术有限公司 | Multistage measurement system for transient electromagnetic disturbance of electric intelligent equipment |
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