CN102723187A - Voltage transformer with elbow-type plug - Google Patents
Voltage transformer with elbow-type plug Download PDFInfo
- Publication number
- CN102723187A CN102723187A CN2012102361607A CN201210236160A CN102723187A CN 102723187 A CN102723187 A CN 102723187A CN 2012102361607 A CN2012102361607 A CN 2012102361607A CN 201210236160 A CN201210236160 A CN 201210236160A CN 102723187 A CN102723187 A CN 102723187A
- Authority
- CN
- China
- Prior art keywords
- fuse
- elbow
- pole plate
- voltage transformer
- type cable
- 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.)
- Granted
Links
Images
Landscapes
- Fuses (AREA)
Abstract
A voltage transformer with an elbow-type plug comprises an elbow-type cable head, a fuse, an epoxide resin cast integrative primary winding, a secondary winding, a fuse holder, and a primary cable socket, wherein the front part of the fuse holder is connected with the primary cable socket; the elbow-type cable head is inserted into a cable socket; the horizontally communicated cavity of the fuse holder is used for accommodating the fuse; a polar plate connected with an embedded piece is arranged in the middle of the cavity of the fuse holder; a bar-shaped hole is formed on the polar plate; the embedded piece is connected with the primary winding; a fixed plate is arranged at one end of the fuse, and a screw hole is formed on the end surface of the fixed plate; the overall dimension of the fixed plate is smaller than the bar-shaped of the polar plate; and the fuse is arranged between the polar plate and the elbow-type cable head, and the fixed plate of the fuse is propped against the polar plate. According to the invention, the fuse can be replaced and installed at the front end and the rear end of the voltage transformer. The use of the transformer on bodies of different switch cabinets is greatly facilitated, the installation is flexible, and miniaturization design of the switch cabinets is also facilitated. The voltage transformer has the advantages of simple operation, and greatly shortened replacement time.
Description
Technical field
The invention belongs to the instrument transformer technical field, be specifically related to a kind of voltage transformer.
Background technology
Existing band elbow plug voltage transformer carries high-tension fuse because of instrument transformer itself, and the elbow plug adds that high-tension cable can well insulate the voltage high-pressure side.Elbow type cable end is installed on insulation crust, changed an outlet of traditional voltage, and insulation crust is built-in with the changeable type fuse; Need not install in addition; Reduced the space floor space of voltage transformer, therefore, this product is used widely.When the long-play of voltage transformer,, need the attendant to change fuse immediately because voltage transformer fuse blows phenomenon can appear in the fluctuation of electrical network.Owing to the reasons such as miniaturization of present appliance switch, tend to occur problems such as replacing fuse trouble.Structure like modal band elbow plug voltage transformer; The disclosed a kind of band elbow head voltage transformer of China utility model patent ZL200920061401.2; And the disclosed three-phase elbow of ZL201020690010.X headstock formula voltage transformer, in its structure insulation crust fuse being installed, fuse is electrically connected with coil; Elbow type cable end is installed on insulation crust, and elbow type cable end is electrically connected with fuse.This structure must unload elbow type cable end earlier when changing fuse, just can unload the replacing fuse then.In a lot of occasions, the front end of elbow type cable end, switch cabinet body can occur has accessories such as panel keeping off, and when unloading elbow type cable end, must disassemble the accessory that is keeping off, and just can change, and wastes time and energy.Equally; The disclosed band elbow of China utility model patent ZL201120245726.3 head dummy socket double fuse voltage transformer; Its fusing chamber is positioned at the rear portion, and fuse gets into from the rear portion, seals up with plug then; Can not adopt and unload elbow type cable end and change fuse, still there is above-mentioned defective in its technical scheme.
Summary of the invention
The present invention seeks to a kind of band elbow plug voltage transformer that provides; Remove and to adopt the method for dismounting elbow plug to change fuse, can also adopt other method to change fuse, with the use on the convenient different switch cabinet bodies; Flexible for installation; The miniaturization Design that helps switch cubicle, and easy and simple to handle, practiced thrift a large amount of replacing time.
The technical scheme that technical problem adopted that the present invention solves is:
A kind of band elbow plug voltage transformer; A winding, secondary winding, fusing seat, a cable socket of comprising the one of elbow type cable end, fuse and poured with epoxy resin, the front portion of fusing seat connects a cable socket, and elbow type cable end is inserted on the cable socket; It is characterized in that the fusing seat cavity front and back that hold fuse connect; Fusing seat cavity middle part is provided with the pole plate that connects embedded component, has cylindrical void on the pole plate, and embedded component is connected with a winding; One end of fuse is provided with fixed head, and its end face is provided with screw; Fixed head overall dimension is less than the cylindrical void of pole plate; Fuse is located between pole plate and the elbow type cable end, and the fixed head of fuse withstands on the pole plate.The cylindrical void of pole plate does not have fixed shape, and fixed head can get into cylindrical void, and through fuse is rotated, the fixed head of fuse can withstand on the pole plate.The present invention can adopt two kinds of methods to change fuse, and a kind of method is to extract elbow type cable end, directly changes at the cable socket end; A kind of in addition method is to extract elbow type cable end, at the right opposite of cable end, changes and installs through the mounting bar that is provided with the spiral shell head; The spiral shell head of mounting bar and the end face screw of fuse are suitable; Mounting bar gets into through the hole of fusing base rear end, and the screw of the spiral shell head precession fuse end face of mounting bar so just can rotate fuse; During position that the fixed head that turns to when fuse can come out from the cylindrical void of pole plate, mounting bar just can pull out fuse; During replacing, the screw of the new fuse end face of the spiral shell head precession of mounting bar, through propping up of mounting bar; Fuse just can get into from the hole of fusing base rear end, when the fixed head of fuse gets into the cylindrical void of pole plate, rotates angle of mounting bar; Fuse also rotates synchronously, when fixed head withstands on the pole plate, and installation; Just can screw off mounting bar, accomplish and install.The present invention can be employed in the voltage transformer rear and front end and realize changing and installing fuse; Overcome the defective that original technology only adopts a kind of method, there is troublesome problem such as changing insufficient space in easy like this avoiding when installation or replacing fuse, make things convenient for the use on the different switch cabinet bodies greatly; Flexible for installation; The miniaturization Design that helps switch cubicle, and easy and simple to handle, practiced thrift a large amount of replacing time.
During practical implementation, elbow type cable end insertion end is provided with connector and spring, and an end of fuse withstands on the spring.
During practical implementation, embedded component is provided with internal thread, and pole plate is provided with and the suitable external screw thread of embedded component internal thread, and pole plate is tightened in the embedded component.
During practical implementation, the hole of fusing base rear end is provided with plug.Sealing up plug is to guarantee to improve its inner insulation property.
During practical implementation, the fixed head shape of fuse is identical with the bar hole shape of pole plate.
The invention has the beneficial effects as follows: the present invention can be employed in the voltage transformer rear and front end and realize changing and installing fuse; Use on the convenient greatly different switch cabinet bodies, flexible for installation, help the miniaturization Design of switch cubicle; And easy and simple to handle, practiced thrift a large amount of replacing time.
Description of drawings
Below in conjunction with accompanying drawing and embodiment invention is further specified.
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the fuse structure sketch map of the embodiment of the invention.
Fig. 3 is the end view of embodiment of the invention Fig. 2.
Fig. 4 is the electrode plate structure sketch map of the embodiment of the invention.
Fig. 5 is that the mounting bar of the embodiment of the invention is spun on the structural representation on the fuse.
Among the figure: 1, elbow type cable end 2, connector 3, spring 4, fusing seat 5, fuse 6, pole plate 7, plug 8, cable socket 9, embedded component 10, mounting bar 11, cavity 51, screw 52, fixed head 61, cylindrical void.
Embodiment
In Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of band elbow plug voltage transformer comprises the iron core of the integral type of elbow type cable end, fuse and poured with epoxy resin, winding, secondary winding, fusing seat 4, a cable socket 8; The front portion of fusing seat 4 connects a cable socket 8; Elbow type cable end 1 is inserted on the cable socket 8, and elbow type cable end 1 insertion end is provided with connector 2 and spring 3, and fusing seat 4 cavitys 11 front and back that hold fuse 5 connect; Cavity 11 middle parts of fusing seat 4 are provided with the pole plate 6 that connects embedded component 9; Embedded component 9 is provided with internal thread, and pole plate 6 is provided with and the suitable external screw thread of embedded component 9 internal threads, and pole plate 6 is tightened in the embedded component 9; Have cylindrical void 61 on the pole plate 6, embedded component 9 is connected with a winding; One end of fuse 5 is provided with fixed head 52, and its end face is provided with screw 51; Fixed head 52 profiles are identical with the cylindrical void 61 of pole plate 6, and fixed head 52 overall dimensions are slightly less than the cylindrical void 61 of pole plate 6; Fuse 5 is located between pole plate 6 and the elbow type cable end 1, and an end of fuse 5 withstands on the spring 3, and the fixed head 52 of fuse 5 other ends withstands on the pole plate 6, and the hole of fusing seat 4 rear ends is provided with plug 7.
The present invention can adopt two kinds of methods to change fuse, and a kind of method is to extract elbow type cable end 1, directly changes at cable socket 8 ends; A kind of in addition method is to extract elbow type cable end 1, changes and installs through the mounting bar 10 that is provided with the spiral shell head, and mounting bar 10 adopts nylon rod usually; The spiral shell head of mounting bar 11 and the end face screw 51 of fuse 5 are suitable, unload lower end cap 7, and mounting bar 11 gets into through the hole of fusing seat 4 rear ends; The screw 51 of spiral shell head precession fuse 5 end faces of mounting bar 11, the structure that mounting bar 11 is spun on the fuse 5 is shown in Figure 5 as scheming, and mounting bar 11 holds out against spring 3 toward in; So just can rotate fuse 5; Usually revolve and turn 90 degrees, the position that the fixed head 52 that fuse 5 turns to can come out from the cylindrical void 61 of pole plate 6, mounting bar 11 just can pull out fuse 5; During replacing, the screw 51 of new fuse 5 end faces of the spiral shell head precession of mounting bar 11, fuse 5 just can get into from the hole of fusing seat 4 rear ends, when the fixed head 52 of fuse 5 gets into the cylindrical void 61 of pole plate 6; Mounting bar 11 holds out against spring 3 toward in, rotate mounting bar 11, and fuse 5 also rotates; Revolve and turn 90 degrees, spring 3 guarantees that fixed heads 52 held out against in 6 last times of pole plate installation; Just can screw off mounting bar 11, seal up plug 7 then, accomplish and install.The present invention can be employed in the voltage transformer rear and front end and realize changing and installing fuse 5; Overcome the defective that original technology only adopts a kind of method, there is problems such as changing trouble in easy like this avoiding when installation or replacing fuse 5, make things convenient for the use on the different switch cabinet bodies greatly; Flexible for installation; The miniaturization Design that helps switch cubicle, and easy and simple to handle, practiced thrift a large amount of replacing time.
At last, it is also to be noted that what more than enumerate only is specific embodiment of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from disclosed content of the present invention all should be thought protection scope of the present invention.
Claims (5)
1. be with elbow plug voltage transformer for one kind; A winding, secondary winding, fusing seat, a cable socket of comprising the one of elbow type cable end, fuse and poured with epoxy resin, the front portion of fusing seat connects a cable socket, and elbow type cable end is inserted on the cable socket; It is characterized in that the fusing seat cavity front and back that hold fuse connect; Fusing seat cavity middle part is provided with the pole plate that connects embedded component, has cylindrical void on the pole plate, and embedded component is connected with a winding; One end of fuse is provided with fixed head, and its end face is provided with screw; Fixed head overall dimension is less than the cylindrical void of pole plate; Fuse is located between pole plate and the elbow type cable end, and the fixed head of fuse withstands on the pole plate.
2. a kind of band elbow plug voltage transformer according to claim 1 is characterized in that elbow type cable end insertion end is provided with connector and spring, and an end of fuse withstands on the spring.
3. a kind of band elbow plug voltage transformer according to claim 1 and 2 is characterized in that embedded component is provided with internal thread, and pole plate is provided with and the suitable external screw thread of embedded component internal thread, and pole plate is tightened in the embedded component.
4. a kind of band elbow plug voltage transformer according to claim 1 and 2, the hole of the base rear end that it is characterized in that fusing is provided with plug.
5. a kind of band elbow plug voltage transformer according to claim 1 and 2 is characterized in that the fixed head shape of fuse is identical with the bar hole shape of pole plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210236160.7A CN102723187B (en) | 2012-07-10 | 2012-07-10 | Voltage transformer with elbow-type plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210236160.7A CN102723187B (en) | 2012-07-10 | 2012-07-10 | Voltage transformer with elbow-type plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102723187A true CN102723187A (en) | 2012-10-10 |
| CN102723187B CN102723187B (en) | 2014-12-17 |
Family
ID=46948920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210236160.7A Active CN102723187B (en) | 2012-07-10 | 2012-07-10 | Voltage transformer with elbow-type plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102723187B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240930A (en) * | 2014-09-18 | 2014-12-24 | 江苏科兴电器有限公司 | Special three-phase voltage transformer with protective device for solid ring network cabinet |
| CN106683862A (en) * | 2017-01-23 | 2017-05-17 | 浙江天际互感器有限公司 | Voltage transformer with elbow plug |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6343307A (en) * | 1986-08-11 | 1988-02-24 | Hitachi Ltd | Potential transformer |
| JPH03101204A (en) * | 1989-09-14 | 1991-04-26 | Fuji Electric Co Ltd | Instrument transformer |
| EP0856925A2 (en) * | 1997-01-28 | 1998-08-05 | AEG Sachsenwerk GmbH | Voltage transformer |
| RU2208860C2 (en) * | 2000-11-24 | 2003-07-20 | Открытое акционерное общество "Свердловский завод трансформаторов тока" | Molded potential transformer |
| CN201868222U (en) * | 2010-11-15 | 2011-06-15 | 大连华亿电力电器有限公司 | Cable plug type voltage transformer with fuses |
| CN202034223U (en) * | 2011-03-08 | 2011-11-09 | 江苏科兴电器有限公司 | Three-phase potential transformer provided with a fuse and a metal case |
| CN202145420U (en) * | 2011-07-12 | 2012-02-15 | 广东四会互感器厂有限公司 | Double-fuse voltage transformer with elbow-shaped sockets |
| CN202695112U (en) * | 2012-07-10 | 2013-01-23 | 浙江天际互感器有限公司 | Voltage transformer with elbowed plug |
-
2012
- 2012-07-10 CN CN201210236160.7A patent/CN102723187B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6343307A (en) * | 1986-08-11 | 1988-02-24 | Hitachi Ltd | Potential transformer |
| JPH03101204A (en) * | 1989-09-14 | 1991-04-26 | Fuji Electric Co Ltd | Instrument transformer |
| EP0856925A2 (en) * | 1997-01-28 | 1998-08-05 | AEG Sachsenwerk GmbH | Voltage transformer |
| RU2208860C2 (en) * | 2000-11-24 | 2003-07-20 | Открытое акционерное общество "Свердловский завод трансформаторов тока" | Molded potential transformer |
| CN201868222U (en) * | 2010-11-15 | 2011-06-15 | 大连华亿电力电器有限公司 | Cable plug type voltage transformer with fuses |
| CN202034223U (en) * | 2011-03-08 | 2011-11-09 | 江苏科兴电器有限公司 | Three-phase potential transformer provided with a fuse and a metal case |
| CN202145420U (en) * | 2011-07-12 | 2012-02-15 | 广东四会互感器厂有限公司 | Double-fuse voltage transformer with elbow-shaped sockets |
| CN202695112U (en) * | 2012-07-10 | 2013-01-23 | 浙江天际互感器有限公司 | Voltage transformer with elbowed plug |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240930A (en) * | 2014-09-18 | 2014-12-24 | 江苏科兴电器有限公司 | Special three-phase voltage transformer with protective device for solid ring network cabinet |
| CN106683862A (en) * | 2017-01-23 | 2017-05-17 | 浙江天际互感器有限公司 | Voltage transformer with elbow plug |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102723187B (en) | 2014-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102723187B (en) | Voltage transformer with elbow-type plug | |
| CN201274380Y (en) | Bus bar connecting casing for switch cabinet | |
| CN202695112U (en) | Voltage transformer with elbowed plug | |
| CN209257896U (en) | A kind of DC charging rifle safety connecting plug | |
| CN205159801U (en) | Bus connector | |
| CN201213094Y (en) | Low voltage outdoor combined mutual inductor for preventing from electric charge evasion | |
| CN108312087B (en) | Assembling tool for GIL post insulator test | |
| CN203134665U (en) | Connection structure between flexible connector and lower outlet seat | |
| CN208674556U (en) | A kind of street lamp adapter with electric interfaces | |
| CN204927767U (en) | Electrified power transmission line bridging device installs and removes to twist and moves pole structure | |
| CN211148892U (en) | SF6 aerifys voltage transformer performance test frock for cabinet | |
| CN204375556U (en) | Open-close type current transformer | |
| CN202564048U (en) | Built-in through bushing type current transformer for can-type breaker | |
| CN208796757U (en) | A kind of novel high-tension current inductor | |
| CN203617099U (en) | Novel guide rod type sleeving pressure equalizing ball mounting structure | |
| CN203085768U (en) | Conveniently detachable type end screen grounding device | |
| CN203721471U (en) | Removable current transformer | |
| CN204614660U (en) | A kind of indoor threephase potential transformer | |
| CN207993653U (en) | A kind of igniter of universal petrol engine | |
| CN207010149U (en) | Insulating sleeve and the gas-filling cabinet with the insulating sleeve | |
| CN201336219Y (en) | Indoor dry-type combined transformer | |
| CN210898013U (en) | Ring main unit with built-in electronic voltage transformer | |
| CN203931779U (en) | Single-phase potential transformer and voltage transformer case and gas-filling cabinet | |
| CN202772487U (en) | Enclosed insulating cylinder with upper portion isolated from lower portion | |
| CN220585026U (en) | Transformer with good seal structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 8, Jingtian Road, Jiangshan Economic Development Zone, Jiangshan City, Quzhou City, Zhejiang Province 324102 Patentee after: Zhejiang Tianji Instrument Transformer Co.,Ltd. Address before: 324123 No.1 Xinggong 3rd Road, Jiangdong District, Jiangshan Economic Development Zone, Quzhou, Zhejiang Patentee before: ZHEJIANG HORIZON INSTRUMENT TRANSFORMERS Co.,Ltd. |
|
| CP03 | Change of name, title or address |