CN205194463U - High -tension electricity minor current transformer high -pressure side screening can - Google Patents
High -tension electricity minor current transformer high -pressure side screening can Download PDFInfo
- Publication number
- CN205194463U CN205194463U CN201521015777.1U CN201521015777U CN205194463U CN 205194463 U CN205194463 U CN 205194463U CN 201521015777 U CN201521015777 U CN 201521015777U CN 205194463 U CN205194463 U CN 205194463U
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- China
- Prior art keywords
- housing
- end structure
- pressure side
- current transformer
- structure part
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- 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.)
- Expired - Fee Related
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- 238000012216 screening Methods 0.000 title claims abstract description 14
- 230000005611 electricity Effects 0.000 title abstract 2
- 229910052751 metal Inorganic materials 0.000 claims abstract description 31
- 239000002184 metal Substances 0.000 claims abstract description 31
- 230000035699 permeability Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 238000012545 processing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model relates to a high -tension electricity minor current transformer high -pressure side screening can, include and all leave the open -ended casing in top, bottom and the left and right sides, cover the coil support frame in the casing lid on casing top, bottom being located the collector backup pad at casing top and being located the casing, P1 has been opened respectively to the casing left and right sides, two openings of P2, P1, two opening outsides of P2 all are equipped with the screw, be used for installing P1 end structure spare and P2 end structure spare, all be equipped with the through -hole on P1 end structure spare and the P2 end structure spare, and pass through the bolt fastening on the casing, P1 end structure spare comprises P1 end metal clamp plate and P1 end rubber pad, P1 end rubber pad is located between P1 end metal clamp plate and the casing, P2 end structure spare is by P2 end metal clamp plate, insulating clamp plate and P2 end rubber pad are constituteed, insulating clamp plate is located between P2 end metal clamp plate and the P2 end rubber pad, P2 end rubber pad is located between insulating clamp plate and the casing.
Description
Technical field
The utility model belongs to current transformer technical field, particularly relates to a kind of high-voltage electronic current transformer high-pressure side screening can.
Background technology
Electric power mutual-inductor, as one of high-tension apparatus most important in electric power system, is widely used in, among relaying protection, system monitoring, power system analysis, being related to the safety and reliability of electric power system.The shortcomings such as the insulating requirements that traditional electromagnetic transformer exposes is high, magnetic saturation, ferro resonance, dynamic range is little, frequency band is narrow are difficult to adapt to the new demand of electric power system; and the output signal of current transformer 5A can not directly be connected with digital measuring device, microcomputer protecting device, traditional electromagnetic transformer is made to be difficult to meet on-line checkingi, high accuracy failure diagnosis, the development need such as computer control and management of modern power systems.
Electronic current mutual inductor, with its significant advantage, has caused power industry more and more to pay close attention to, has become the substitute that conventional current instrument transformer is desirable.But along with power grid construction is gradually to Large Copacity, superhigh pressure future development, the fail safe that high-voltage electronic current transformer runs, stability and anti-strong electromagnetic ability become electronic mutual inductor research problem demanding prompt solution.
Summary of the invention
The utility model provides a kind of high-voltage electronic current transformer high-pressure side screening can for solving in known technology the technical problem that exists, the problem of the anti-strong electromagnetic in above-mentioned high-voltage electronic current transformer high-pressure side can be solved dramatically, contribute to the safety and stability promoting the operation of high-voltage electronic current transformer.
The technical scheme that the utility model is taked for the technical problem existed in solution known technology is:
A kind of high-voltage electronic current transformer high-pressure side screening can, it is characterized in that: be included in the housing that opening is all left in top, bottom and the left and right sides, be placed on the case lid of housing tip, be positioned at case top for supporting the collector supporting bracket of fixed current signal picker, and be positioned at housing bottom for supporting the coil support frame of fixed current mutual inductor coil, the described housing left and right sides has the P1 for running through electric current primary conductive bar, P2 two openings, P1, P2 two open outer side are equipped with screw, for installing fixing P1 end structure part and P2 end structure part, described P1 end structure part and P2 end structure part are used for supporting and fixed current primary conductive bar, described P1 end structure part and P2 end structure part are provided with through hole, and be bolted on housing, described P1 end structure part holds metal platen and P1 to hold rubber blanket to form by P1, described P1 holds rubber blanket to hold between metal platen and housing at P1, described P2 end structure part holds metal platen by P2, insulating press boards and P2 hold rubber blanket composition, described insulating press boards holds metal platen and P2 to hold between rubber blanket at P2, described P2 holds rubber blanket between insulating press boards and housing.
The utility model can also adopt following technical scheme:
Described case top and bottom are provided with screw, and described case lid is secured by bolts on housing, and described collector supporting bracket and coil support frame are all fixed on housing by screw.
Described housing bottom is also provided with through hole, and housing is installed on insulator by bolt.
Described housing and case lid all adopt the low aluminum material of magnetic permeability to weld and make.
Described collector supporting bracket and coil support frame all adopt the low stainless sheet steel of magnetic permeability to make.
Described P1 holds metal platen and P2 to hold metal platen all to adopt the low stainless steel of magnetic permeability to make.
Described insulating press boards adopts nylon plastic(s) to make.
The advantage that the utility model has and good effect are:
The utility model realizes the electromagnetic shielding of high-pressure side coil and current collector by metal partss such as housing, case lid, metal platen, collector supporting bracket and coil support framves, simultaneously, these parts all adopt the low metal material of magnetic permeability to make, and effectively avoid the heating problem being surrounded on the metal parts around electric current primary conductive bar and producing due to vortex phenomenon; The P2 end of housing and the electric insulation of electric current primary conductive bar is achieved by arranging insulating press boards; In shell of the present utility model space layout and shielding construction reasonable in design, structure is simple, it is simple and easy to do to assemble, low without the need to die sinking, processing cost, and oeverall quality is light, be convenient to install.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing of Fig. 1.
In figure: 1-housing; 2-case lid; 3-collector supporting bracket; 4-coil support frame; 5-P1 holds metal platen; 6-P1 holds rubber blanket; 7-P2 holds metal platen; 8-insulating press boards; 9-P2 holds rubber blanket; 10-insulator.
Embodiment
For summary of the invention of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 and Fig. 2, a kind of high-voltage electronic current transformer high-pressure side screening can, be included in the housing 1 that opening is all left in top, bottom and the left and right sides, be placed on the case lid 2 of housing tip, be positioned at case top for supporting the collector supporting bracket 3 of fixed current signal picker, and be positioned at housing bottom for supporting the coil support frame 4 of fixed current mutual inductor coil, housing 1 left and right sides has the P1 for running through electric current primary conductive bar, P2 two openings, P1, P2 two open outer side are equipped with screw, for installing fixing P1 end structure part and P2 end structure part, P1 end structure part and P2 end structure part are used for supporting and fixed current primary conductive bar, P1 end structure part and P2 end structure part are provided with through hole, and be bolted on housing, P1 end structure part holds metal platen 5 and P1 to hold rubber blanket 6 to form by P1, P1 holds rubber blanket 6 to hold between metal platen 5 and housing 1 at P1, P2 end structure part holds metal platen 7 by P2, insulating press boards 8 and P2 hold rubber blanket 9 to form, insulating press boards 8 holds metal platen 7 and P2 to hold between rubber blanket 9 at P2, P2 holds rubber blanket 9 between insulating press boards 8 and housing 1.
The opening of case top and bottom is convenient to holding wire and is passed, housing 1 top and bottom are provided with screw, for holder housing lid, collector supporting bracket and coil support frame, case lid 2 is secured by bolts on housing 1, and collector supporting bracket 3 and coil support frame 4 are all fixed on housing 1 by screw; Also be provided with through hole bottom housing 1, housing 1 is installed on insulator 10 by bolt.
Housing 1 and case lid 2 all adopt the low aluminum material of magnetic permeability to weld and make.
Collector supporting bracket 3 and coil support frame 4 all adopt the low stainless sheet steel of magnetic permeability to make.
P1 holds metal platen 5 and P2 to hold metal platen 7 all to adopt the low stainless steel of magnetic permeability to make.
Insulating press boards 8 adopts nylon plastic(s) to make.
Concrete forming process of the present utility model: housing 1 and case lid 2 become an entirety by aluminum material through turning, welding processing respectively, and the housing machined and case lid pass through bolts assemblies; Collector supporting bracket 3 and coil support frame 4 become an entirety by stainless sheet steel welding processing respectively, and are arranged on housing respectively by screw; P1 holds metal platen 5 and P2 to hold metal platen 7 to make by stainless steel material turnery processing, P2 holds insulating press boards 8 to be made up of nylon plastic(s) turnery processing, P1 holds metal platen 5 and P1 to hold rubber blanket 6 to be arranged in the P1 open outer side of housing by bolt, and P2 holds metal platen 7, insulating press boards 8 and P2 to hold rubber blanket 9 to be arranged in the P2 open outer side of housing by bolt.
Below be only to preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (7)
1. a high-voltage electronic current transformer high-pressure side screening can, it is characterized in that: be included in the housing that opening is all left in top, bottom and the left and right sides, be placed on the case lid of housing tip, be positioned at case top for supporting the collector supporting bracket of fixed current signal picker, and be positioned at housing bottom for supporting the coil support frame of fixed current mutual inductor coil, the described housing left and right sides has the P1 for running through electric current primary conductive bar, P2 two openings, P1, P2 two open outer side are equipped with screw, for installing fixing P1 end structure part and P2 end structure part, described P1 end structure part and P2 end structure part are used for supporting and fixed current primary conductive bar, described P1 end structure part and P2 end structure part are provided with through hole, and be bolted on housing, described P1 end structure part holds metal platen and P1 to hold rubber blanket to form by P1, described P1 holds rubber blanket to hold between metal platen and housing at P1, described P2 end structure part holds metal platen by P2, insulating press boards and P2 hold rubber blanket composition, described insulating press boards holds metal platen and P2 to hold between rubber blanket at P2, described P2 holds rubber blanket between insulating press boards and housing.
2. a kind of high-voltage electronic current transformer high-pressure side according to claim 1 screening can, it is characterized in that: described case top and bottom are provided with screw, described case lid is secured by bolts on housing, and described collector supporting bracket and coil support frame are all fixed on housing by screw.
3. a kind of high-voltage electronic current transformer high-pressure side according to claim 2 screening can, is characterized in that: described housing bottom is also provided with through hole, and housing is installed on insulator by bolt.
4. a kind of high-voltage electronic current transformer high-pressure side according to claim 3 screening can, is characterized in that: described housing and case lid all adopt the low aluminum material of magnetic permeability to weld and make.
5. a kind of high-voltage electronic current transformer high-pressure side according to claim 3 screening can, is characterized in that: described collector supporting bracket and coil support frame all adopt the low stainless sheet steel of magnetic permeability to make.
6. a kind of high-voltage electronic current transformer high-pressure side according to claim 3 screening can, is characterized in that: described P1 holds metal platen and P2 to hold metal platen all to adopt the low stainless steel of magnetic permeability to make.
7. a kind of high-voltage electronic current transformer high-pressure side according to claim 3 screening can, is characterized in that: described insulating press boards adopts nylon plastic(s) to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521015777.1U CN205194463U (en) | 2015-12-09 | 2015-12-09 | High -tension electricity minor current transformer high -pressure side screening can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521015777.1U CN205194463U (en) | 2015-12-09 | 2015-12-09 | High -tension electricity minor current transformer high -pressure side screening can |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205194463U true CN205194463U (en) | 2016-04-27 |
Family
ID=55787433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521015777.1U Expired - Fee Related CN205194463U (en) | 2015-12-09 | 2015-12-09 | High -tension electricity minor current transformer high -pressure side screening can |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205194463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105321659A (en) * | 2015-12-09 | 2016-02-10 | 天津市百利纽泰克电气科技有限公司 | High-voltage side shielding shell of high-voltage electronic type current transformer |
| CN107946026A (en) * | 2017-11-21 | 2018-04-20 | 保定天威互感器有限公司 | A kind of transformer external current mutual inductor |
-
2015
- 2015-12-09 CN CN201521015777.1U patent/CN205194463U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105321659A (en) * | 2015-12-09 | 2016-02-10 | 天津市百利纽泰克电气科技有限公司 | High-voltage side shielding shell of high-voltage electronic type current transformer |
| CN107946026A (en) * | 2017-11-21 | 2018-04-20 | 保定天威互感器有限公司 | A kind of transformer external current mutual inductor |
| CN107946026B (en) * | 2017-11-21 | 2020-08-21 | 保定天威互感器有限公司 | External current transformer for transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 |