CN108281268A - A kind of high-precision anti-open-close type mutual inductor of height - Google Patents
A kind of high-precision anti-open-close type mutual inductor of height Download PDFInfo
- Publication number
- CN108281268A CN108281268A CN201810300277.4A CN201810300277A CN108281268A CN 108281268 A CN108281268 A CN 108281268A CN 201810300277 A CN201810300277 A CN 201810300277A CN 108281268 A CN108281268 A CN 108281268A
- Authority
- CN
- China
- Prior art keywords
- main body
- open
- close type
- mutual inductor
- type mutual
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000004224 protection Effects 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 8
- 239000003963 antioxidant agent Substances 0.000 abstract description 3
- 230000003078 antioxidant effect Effects 0.000 abstract description 3
- 235000006708 antioxidants Nutrition 0.000 abstract description 3
- 230000001151 other effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
-
- 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
- H01F27/02—Casings
-
- 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
- H01F27/02—Casings
- H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
-
- 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
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
Abstract
The invention discloses a kind of high-precision anti-open-close type mutual inductors of height, including main body and can be opened and closed that renovating on main body top is arranged, upper core is equipped in renovating, lower core is equipped in main body, the end of upper core and lower core is extended respectively renovates and main body, the body top is equipped with the bulge loop for surrounding lower core end, one sealing ring is housed on the inside of bulge loop, the bottom of renovating is equipped with the boss for surrounding upper core end, an annular groove is equipped among boss, bulge loop is caught in groove, and sealing ring is interference fitted with groove；Accuracy compensation and protection module are provided in main body, the upper core and lower core end face are coated with antirust coat.Thus the high-precision anti-open-close type mutual inductor good seal performance of height of one kind designed, can make iron core have preferable waterproof, moisture-proof, anticorrosion, anti-oxidant and other effects, and host has voltage protection function, service life long.
Description
Technical field
The present invention relates to a kind of mutual inductors, are especially a kind of high-precision anti-open-close type mutual inductor of height.
Background technology
Currently, with the needs of the raising of power requirement, electric system fast development, open-close type mutual inductor equipment has more next
More purposes and the huge market demand, but in the past since such product function is single, the scope of application is only limitted to detection voltage
Or electric current, and the voltage or current precision that measure are relatively low, product sealing protection performance is poor, are given birth to since the structural members such as iron core aoxidize
Rust causes product service life not grown, especially outdoor in use, over time, under the electrical insulation properties of product
Drop, product measurement accuracy will also severely exceed.Product design is coarse and crude simultaneously, and volume is big, weight weight, installs and uses inconvenience, by
Performance is unstable when this causes user to use this product, poor reliability, and has also therefore buried the hidden danger of safety, leads to such production
Product, which are promoted the use of, to be severely limited.
Invention content
In view of the defect of the above-mentioned prior art, it is an object of the invention to：A kind of high-precision anti-open-close type mutual inductor of height is provided,
Iron core non-corrosive and waterproof and dustproof, dampproof effect are good can be used as observing and controlling, metering, outdoor adverse circumstances use.
Technical solution of the invention is：A kind of high-precision anti-open-close type mutual inductor of height, including main body with can be opened and closed to set
Set renovating on main body top, renovate in be equipped with upper core, lower core, the end difference of upper core and lower core are equipped in main body
Extending and renovates and main body, the body top is equipped with the bulge loop for surrounding lower core end, and a sealing ring is housed on the inside of bulge loop,
The bottom of renovating is equipped with the boss for surrounding upper core end, and an annular groove is equipped among boss, and bulge loop is caught in groove,
And sealing ring is interference fitted with groove；
The upper core and lower core end face are coated with antirust coat.
Further, main body top side is equipped with pressure screw, and pressure screw leading portion is the thread segment with tip, after
Section is insulating segment, and insulating segment end is equipped with insulation knob.
Further, coil module is equipped in the main body, coil module side passes through square copper billet module with threaded hole
Pressure screw is connected, and is equipped with the shell of accommodating square copper billet module on the outside of main body, shell has the through-hole of perforation, through-hole and square copper
Threaded hole connection in block module.
Further, coil module in main body voltage protection and accuracy compensation module connect.
Further, the main body and the perforation that current supply cable passes through is formed between renovating, pressure screw leading portion tip stretches into
Perforation.
Further, described to renovate bottom end centre position and perforation bottom end centre position is equipped with a fixed block, two is solid
Determine block end and all has arc groove.
Further, described one end renovated is hinged by a shaft and body top one end, and the other end renovated passes through
Bolt is fixed with the body top other end, and after renovating closure, it is solid by bolt and main body to renovate that one end hinged with main body
It is fixed.
Further, the antirust coat is nickel coating.
Using the anti-open-close type mutual inductor of the high-precision height of one kind provided by the present invention, advantage is：Product integral sealing
Barrier propterty is good, iron core can be made to have preferable waterproof, moisture-proof, anticorrosion, anti-oxidant and other effects, and host is protected with voltage
Shield and accuracy compensation functions of modules, service life are long.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the schematic side view (removal pressure screw) of the present invention；
Fig. 3 is the scheme of installation of the present invention renovated with main body；
Fig. 4 is the decomposition diagram of the main body partial structurtes of the present invention；
Fig. 5 is the use state reference chart of the present invention.
As shown in the figure：1-main body, 2-renovate, and 3-upper cores, 4-lower cores, 5-bulge loops, 6-sealing rings, 7-is convex
Platform, 8-grooves, 9-pressure screws, 10-insulation knobs, 11-coil modules, 111-voltage protections and accuracy compensation module,
12-square copper billet modules, 121-square copper billet main bodys, 122-gaskets, 13-shells, 14-through-holes, 15-perforation, Gu 16-
Determine block, 161-arc grooves, 17-shafts, 18-leads.
Specific implementation mode
For it is relatively intuitive, be fully understood by technical scheme of the present invention, now just combine attached drawing of the present invention to carry out non-limiting
Feature description it is as follows：
As Figure 1-Figure 5, a kind of high-precision anti-open-close type mutual inductor of height, including main body 1 and the setting that can be opened and closed are in main body
1 top renovates 2, renovates and is equipped with upper core 3 in 2, and lower core 4, the end difference of upper core 3 and lower core 4 are equipped in main body 1
Extend and renovate 2 and main body 1,1 top of main body is equipped with the bulge loop 5 for surrounding 4 end of lower core, and 5 inside of bulge loop is equipped with a sealing
Circle 6, sealing ring 6 are preferably silica gel sealing ring 6, renovate 2 bottoms and are equipped with the boss 7 that surrounds 3 end of upper core, among boss 7
Equipped with an annular groove 8, bulge loop 5 is caught in groove 8, and sealing ring 6 is interference fitted with groove 8；
Upper core 3 and 4 end face of lower core are coated with antirust coat, and antirust coat is nickel coating or other magnetic conduction protection materials, pole
The anti-oxidation performance of getting rusty of iron core cut surface is improved greatly, while not influencing core magnetism performance energy again, product long-time service will not
Oxidation and rusting, precision will not decline.
1 top side of main body is equipped with pressure screw 9, and 9 leading portion of pressure screw is the thread segment with tip, and back segment is insulation
Section, insulating segment end are equipped with insulation knob 10.Coil module 11 is equipped in main body 1,11 side of coil module passes through with threaded hole
Square copper billet module 12 connection pressure screw 9, square copper billet module 12 is by square copper billet main body and is arranged at square 121 both ends of copper billet main body
Gasket 122 form, gasket 122 ensures movable leakproofness herein.
And 1 outside of main body is equipped with the shell 13 of accommodating square copper billet module 12, shell 13 has the through-hole 14 of perforation, through-hole 14
It is connected to the threaded hole in square copper billet module 12.It main body 1 and renovates and forms the perforation 15 that passes through of current supply cable, pressure screw 9 between 2
Leading portion tip stretches into perforation 15.Pressure screw 9 is penetrated from the through-hole 14 of shell 13, after passing through square 12 threaded hole of copper billet module, is taken
Press the tip of the leading portion of screw 9 that can puncture cable.
Coil module 11 in main body 1 voltage protection and accuracy compensation module 111 connect.Voltage protection and accuracy compensation
Module 111 is made of capacitive or inductive load component, varistor, diode and other electronic components etc., is realized to mutual
Sensor error compensates and mutual inductor open circuit, surge voltage etc. are protected, to make mutual inductor reach high-precision, Gao Ke
By property and high security.
It renovates 2 bottom end centre positions and 15 bottom end centre positions of perforation is equipped with a fixed block 16, two fixed blocks, 16 end
Portion all has arc groove 161.The setting of two fixed blocks 16 can firmly block cable.
It is hinged with 1 top one end of main body by a shaft 17 to renovate 2 one end, the other end for renovating 2 passes through bolt and master
The 1 top other end of body is fixed, and after renovating 2 closure, is renovated 2 and is fixed by bolt and main body 1 with that hinged one end of main body 1,
Enable renovate 2 install it is firm.
Upper core 3, lower core 4 are respectively installed to renovate in 2, main body 1 after, in 4 exposed portion of upper core 3 and lower core
Surrounding is respectively provided with supersonic welding narrow bars, and the protection effect of upper core 3, lower core 4 is ensured by supersonic welding narrow bars.
1 bottom end of main body is equipped with lead 18, and product output signal is output to secondary device by the connection of lead 18, and lead uses family
Dispatch from foreign news agency cable, additional encapsulated sheath, protection effect is good, and outdoor environmental conditions is suitble to use.
The anti-open-close type mutual inductor of the high-precision height of one kind provided by the present invention, it is incorporated in iron core surface by sealing ring 6 and sets
Set the mode of protective layer so that iron core good seal performance can make iron core have preferable waterproof, moisture-proof, anticorrosion, anti-oxidant
And other effects, and host has accuracy compensation, voltage protection function, service life long.
Certainly, the above is merely preferred embodiments of the present invention, therefore, it does not limit the scope of the claims of the present invention, all fortune
With simply modification and the equivalent structure variation for it of description of the invention and schema content institute, it should all similarly be contained in the special of the present invention
Within sharp protection domain.
Claims (8)
- It 1. a kind of high-precision anti-open-close type mutual inductor of height, including main body and can be opened and closed that renovating on main body top is arranged, renovate interior Equipped with upper core, it is equipped with lower core in main body, the end of upper core and lower core is extended respectively renovates and main body, feature exist In：The body top is equipped with the bulge loop for surrounding lower core end, and a sealing ring is housed on the inside of bulge loop, described to renovate bottom Equipped with the boss for surrounding upper core end, an annular groove is equipped among boss, bulge loop is caught in groove, and sealing ring with it is recessed Slot is interference fitted；The upper core and lower core end face are coated with antirust coat.
- 2. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 1, it is characterised in that：Main body top side Equipped with pressure screw, pressure screw leading portion is the thread segment with tip, and back segment is insulating segment, and insulating segment end is equipped with insulation and revolves Button.
- 3. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 2, it is characterised in that：Line is equipped in the main body Module is enclosed, coil module side connects pressure screw by square copper billet module with threaded hole, and accommodating side is equipped on the outside of main body There is the through-hole of perforation, through-hole to be connected to the threaded hole in square copper billet module for the shell of copper billet module, shell.
- 4. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 3, it is characterised in that：In coil module and main body Voltage protection and accuracy compensation module connection.
- 5. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 2, it is characterised in that：The main body and renovate it Between form the perforation that passes through of current supply cable, pressure screw leading portion tip stretches into perforation.
- 6. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 5, it is characterised in that：It is described to renovate among bottom end Position and perforation bottom end centre position are equipped with a fixed block, and two fixed block ends all have arc groove.
- 7. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 1, it is characterised in that：Described one end renovated is logical It is hinged with body top one end to cross a shaft, the other end renovated is fixed by bolt and the body top other end, is closed when renovating After conjunction, renovates that one end hinged with main body and fixed by bolt and main body.
- 8. the anti-open-close type mutual inductor of the high-precision height of one kind according to claim 1, it is characterised in that：The antirust coat is nickel plating Layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810300277.4A CN108281268A (en) | 2018-04-04 | 2018-04-04 | A kind of high-precision anti-open-close type mutual inductor of height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810300277.4A CN108281268A (en) | 2018-04-04 | 2018-04-04 | A kind of high-precision anti-open-close type mutual inductor of height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108281268A true CN108281268A (en) | 2018-07-13 |
Family
ID=62811077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810300277.4A Pending CN108281268A (en) | 2018-04-04 | 2018-04-04 | A kind of high-precision anti-open-close type mutual inductor of height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108281268A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987083A (en) * | 2018-07-16 | 2018-12-11 | 江阴市星火电子科技有限公司 | A kind of assembly technology of indoor open-close type mutual inductor |
| CN109036822A (en) * | 2018-07-16 | 2018-12-18 | 江阴市星火电子科技有限公司 | A kind of assembly technology of outdoor open-close type current transformer |
| CN109461573A (en) * | 2018-12-17 | 2019-03-12 | 浙江超仪电子技术股份有限公司 | Current transformer based on Radio Transmission Technology |
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|---|---|---|---|---|
| US6211764B1 (en) * | 1998-02-20 | 2001-04-03 | Edmund O. Schweitzer, Jr. | Waterproof current transformer |
| CN101286412A (en) * | 2007-02-02 | 2008-10-15 | 湖北盛佳电器设备有限公司 | Straight-through current transformer for measuring voltage by penetrating wire wrapper |
| CN101286413A (en) * | 2007-02-02 | 2008-10-15 | 湖北盛佳电器设备有限公司 | Straight-through current transformer convenient for measuring voltage |
| CN202049856U (en) * | 2011-03-08 | 2011-11-23 | 江苏科兴电器有限公司 | Open type current transformer with open circuit protection |
| CN105610108A (en) * | 2016-01-15 | 2016-05-25 | 胡妍 | Middle-high voltage power cable clamp |
| CN205487725U (en) * | 2016-03-11 | 2016-08-17 | 吴世植 | Waterproof detachable current transformer |
| CN106847469A (en) * | 2017-03-22 | 2017-06-13 | 济南铂晶电子科技有限公司 | A kind of waterproof Open Type Electric Current Mutual Inductor and encapsulating method |
| CN206480492U (en) * | 2016-11-04 | 2017-09-08 | 深圳合纵能源技术有限公司 | A kind of integrated current transformer of piercing power taking pressure |
| CN206531891U (en) * | 2016-12-07 | 2017-09-29 | 深圳市创银科技股份有限公司 | It is a kind of seal waterproof can automatic electricity getting electric power detection means |
| CN207993656U (en) * | 2018-04-04 | 2018-10-19 | 宁波台龙电力科技有限公司 | A kind of high-precision anti-open-close type mutual inductor of height |
-
2018
- 2018-04-04 CN CN201810300277.4A patent/CN108281268A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6211764B1 (en) * | 1998-02-20 | 2001-04-03 | Edmund O. Schweitzer, Jr. | Waterproof current transformer |
| CN101286412A (en) * | 2007-02-02 | 2008-10-15 | 湖北盛佳电器设备有限公司 | Straight-through current transformer for measuring voltage by penetrating wire wrapper |
| CN101286413A (en) * | 2007-02-02 | 2008-10-15 | 湖北盛佳电器设备有限公司 | Straight-through current transformer convenient for measuring voltage |
| CN202049856U (en) * | 2011-03-08 | 2011-11-23 | 江苏科兴电器有限公司 | Open type current transformer with open circuit protection |
| CN105610108A (en) * | 2016-01-15 | 2016-05-25 | 胡妍 | Middle-high voltage power cable clamp |
| CN205487725U (en) * | 2016-03-11 | 2016-08-17 | 吴世植 | Waterproof detachable current transformer |
| CN206480492U (en) * | 2016-11-04 | 2017-09-08 | 深圳合纵能源技术有限公司 | A kind of integrated current transformer of piercing power taking pressure |
| CN206531891U (en) * | 2016-12-07 | 2017-09-29 | 深圳市创银科技股份有限公司 | It is a kind of seal waterproof can automatic electricity getting electric power detection means |
| CN106847469A (en) * | 2017-03-22 | 2017-06-13 | 济南铂晶电子科技有限公司 | A kind of waterproof Open Type Electric Current Mutual Inductor and encapsulating method |
| CN207993656U (en) * | 2018-04-04 | 2018-10-19 | 宁波台龙电力科技有限公司 | A kind of high-precision anti-open-close type mutual inductor of height |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987083A (en) * | 2018-07-16 | 2018-12-11 | 江阴市星火电子科技有限公司 | A kind of assembly technology of indoor open-close type mutual inductor |
| CN109036822A (en) * | 2018-07-16 | 2018-12-18 | 江阴市星火电子科技有限公司 | A kind of assembly technology of outdoor open-close type current transformer |
| CN109461573A (en) * | 2018-12-17 | 2019-03-12 | 浙江超仪电子技术股份有限公司 | Current transformer based on Radio Transmission Technology |
| CN109461573B (en) * | 2018-12-17 | 2023-12-19 | 超仪科技股份有限公司 | Current transformer based on wireless transmission technology |
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