CN201804702U - Outdoor box-type 10kV current transformer - Google Patents
Outdoor box-type 10kV current transformer Download PDFInfo
- Publication number
- CN201804702U CN201804702U CN2010205418961U CN201020541896U CN201804702U CN 201804702 U CN201804702 U CN 201804702U CN 2010205418961 U CN2010205418961 U CN 2010205418961U CN 201020541896 U CN201020541896 U CN 201020541896U CN 201804702 U CN201804702 U CN 201804702U
- Authority
- CN
- China
- Prior art keywords
- current transformer
- metal cabinet
- secondary winding
- transformer body
- winding
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Transformers For Measuring Instruments (AREA)
Abstract
The utility model relates to an outdoor box-type 10kV current transformer, which comprises a high-voltage insulating sleeve, a metal box, a current transformer body, a current transformer secondary winding outlet wire wring board and mounting channel steel. The high-voltage insulating sleeve penetrates through the upper end surface of the metal box to be connected with two ends of a current transformer primary winding outlet wire, a certain spatial distance is kept between the current transformer body and the metal box, the current transformer secondary winding outlet wire wiring board is mounted on the outer side of the lower end of one side of the metal box, and the current transformer body and the metal box are mounted on the channel steel. The outdoor box-type 10kV current transformer is a converter used for 10kV distribution network protection, detection and electric energy metering according to actual needs in distribution network fields, can overcome shortcomings of oil leakage of oil immersed type current transformers and ageing and cracking of epoxy resin pouring type current transformers due to weathering, can increase safe operation of distribution network systems, improves power supply reliability, reduces damage possibility, increases power supply capacity, and further increases enterprise and social benefits.
Description
Technical field
The present invention relates to a kind of outdoor box 10kV current transformer, is the unsteady flow electrical equipment of a kind of 10kV of being applied to power distribution network power supply protection, detection, electric energy metrical.
Background technology
At present, along with the industrial and agricultural production great development, national economy improves rapidly, and living standards of the people constantly promote, and power industry is also developed on an unprecedented scale, and the nationwide integrated power grid construction is maked rapid progress.The electric power of electrical network is delivered to huge numbers of families after by 10kV power distribution network and distribution transformer transformation, and the 10kV current transformer that the high-tension current signals collecting of the 10kV power distribution network of current operation and distribution transformer system protection, detection, electric energy metrical adopts has oil immersed type, poured with epoxy resin formula; It is easy seepage oil that there is shortcoming in oil immersed type 10kV current transformer, and insulation is difficult to guarantee, often is out of order; It is that epoxy resin bursts apart through exposing to the weather to wear out easily that there is shortcoming in poured with epoxy resin formula 10kV current transformer, causes power outage.Just can avoid above defective if adopt outdoor box 10kV current transformer.
Summary of the invention
The invention provides a kind of outdoor box 10kV current transformer, he can avoid oil-immersed current transformer seepage oil fault, the poured with epoxy resin formula current transformer aging power outage that bursts apart of exposing to the weather.
Outdoor box 10kV current transformer comprises high-tension insulating bushing, metal cabinet, and the current transformer body, secondary winding in current transformer outlet terminal block, current transformer is installed channel-section steel; Described high-tension insulating bushing was scurried two of winding outlets of described metal cabinet and described current transformer and was connected, keep the certain space distance between described current transformer body and the described metal cabinet, described secondary winding in current transformer outlet terminal block is installed in the outside, described metal cabinet one side lower end, outlet terminal block upper end dress rain cover, described current transformer body and described metal cabinet are installed on the channel-section steel.
Described metal cabinet is a three-dimensional shape, six faces are metals, two holes are arranged above, be used to install high-tension insulating bushing, described current transformer body is installed in the described metal cabinet, metal cabinet is installed on the channel-section steel, and described secondary winding in current transformer outlet terminal block is installed in the outside, metal cabinet one side lower end.
Described current transformer body comprises iron core, a winding, secondary winding, epoxy resin; Described iron core is the O font, and a described winding is enclosed within iron core O font on one side, and described secondary winding is enclosed within iron core O font another side; Described epoxy resin is to be used for the casting transformer body, and integrated poured Bao Yan cements; A described winding two ends is connected in high pressure one phase line; Described secondary winding two ends connects control, protection, ic for energy metering.
This outdoor box 10kV current transformer; be unsteady flow electrical equipment according to a kind of 10kV of being used for distribution protection of on-the-spot actual needs exploitation, detection, electric energy metrical; the relative prior art of the present invention has outstanding substantive distinguishing features and obvious improvement; specifically; this outdoor box 10kV current transformer is reasonable in design; desirable realization the unsteady flow electrical equipment of 10kV distribution protection, detection, electric energy metrical; will play positive guarantee effect for electric power netting safe running, the concrete advantage of this outdoor box 10kV current transformer:
The invention provides a kind of outdoor box 10kV current transformer, he can avoid oil-immersed current transformer seepage oil fault, the poured with epoxy resin formula current transformer aging defective of bursting apart of exposing to the weather.
Outdoor box 10kV current transformer is used and can be reduced 10kV power distribution network and the generation of distribution transformer systematic failures, improves amount of power supply, increases enterprise and social benefit.
Outdoor box 10kV current transformer is used the safe operation that can improve distribution network system, has improved the reliability of power supply, reduces the damage of current transformer, reduces the distribution network system equipment investment.
Description of drawings
Fig. 1 is an outdoor box 10kV current transformer structural representation of the present invention;
Fig. 2 is a metal cabinet structural representation of the present invention;
Fig. 3 is a current transformer body composition diagram of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is an outdoor box 10kV current transformer structural representation of the present invention, comprises high-tension insulating bushing 1, metal cabinet 2, and current transformer body 3, secondary winding in current transformer outlet terminal block 4, current transformer is installed channel-section steel 5; Described high-tension insulating bushing string upper surface is crossed winding outlet two terminations of described metal cabinet and described current transformer and is connected, keep the certain space distance between described current transformer body and the described metal cabinet, described secondary winding in current transformer outlet terminal block is installed in the outside, described metal cabinet one side lower end, outlet terminal block upper end dress rain cover, described current transformer body and described metal cabinet are installed on the channel-section steel.The current transformer body is installed in the metal cabinet; (avoiding current transformer to expose to the weather) is fixed on and installs on the channel-section steel; keep the certain space distance between current transformer body and the described metal cabinet; for heat dissipation ventilation; outdoor box 10kV current transformer upper end two high pressure insulating sleeve outlets serial connection high pressure one mutually in, the secondary winding in current transformer outlet connects protection, detection, electric power meter.
Fig. 2 is a metal cabinet structural representation of the present invention, and described metal cabinet is a three-dimensional shape, and six faces are metallic plates 2, and there are two holes 21 upper surface; Be used to install high-tension insulating bushing, the current transformer body is installed in the metal cabinet, metal cabinet is installed on the channel-section steel 5, and secondary winding in current transformer outlet terminal block 4 is installed in the outside, lower end, metal cabinet one side, outlet terminal block upper end dress rain cover.Metal cabinet is used for avoiding current transformer to expose to the weather.
Fig. 3 is a current transformer body composition diagram of the present invention, and described current transformer body comprises 32, windings 31 of iron core, secondary winding 33, epoxy resin 34; Described iron core is the O font, and a described winding is enclosed within iron core O font on one side, and described secondary winding is enclosed within iron core O font another side; Described epoxy resin is to be used for the casting transformer body, and integrated poured, Bao Yan cements, and purpose is that the moistureproof instrument transformer body that keeps insulate well.Described winding two ends L1, a L2 are connected in high pressure one phase line; Described secondary winding two ends K1, K2 connect protection, detection, ic for energy metering.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present invention; And not breaking away from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (3)
1. an outdoor box 10kV current transformer is characterized in that: comprise high-tension insulating bushing, metal cabinet, current transformer body, secondary winding in current transformer outlet terminal block, current transformer installation channel-section steel; Described high-tension insulating bushing string is crossed winding outlet two terminations in described metal cabinet upper surface and described current transformer and is connected, keep the certain space distance between described current transformer body and the described metal cabinet, described secondary winding in current transformer outlet terminal block is installed in the outside, described metal cabinet one side lower end, described outlet terminal block upper end dress rain cover, described current transformer body and described metal cabinet are installed on the channel-section steel.
2. the described outdoor box 10kV of claim 1 current transformer, it is characterized in that: described metal cabinet is a three-dimensional shape, six faces are metallic plates, two holes are arranged above, be used to install high-tension insulating bushing, described current transformer body is installed in the described metal cabinet, and metal cabinet is installed on the channel-section steel, and described secondary winding in current transformer outlet terminal block is installed in the outside, metal cabinet one side lower end.
3. the described outdoor box 10kV of claim 1 current transformer, it is characterized in that: described current transformer body comprises iron core, a winding, secondary winding, epoxy resin; Described iron core is the O font, and a described winding is enclosed within iron core O font on one side, and described secondary winding is enclosed within iron core O font another side; Described epoxy resin is to be used for the casting transformer body, and integrated poured Bao Yan cements; A described winding two ends is connected in high pressure one phase line; Described secondary winding two ends joint detection, protection, ic for energy metering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205418961U CN201804702U (en) | 2010-09-15 | 2010-09-15 | Outdoor box-type 10kV current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205418961U CN201804702U (en) | 2010-09-15 | 2010-09-15 | Outdoor box-type 10kV current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201804702U true CN201804702U (en) | 2011-04-20 |
Family
ID=43874206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205418961U Expired - Fee Related CN201804702U (en) | 2010-09-15 | 2010-09-15 | Outdoor box-type 10kV current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201804702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403115A (en) * | 2010-09-15 | 2012-04-04 | 陈家斌 | Outdoor box-type 10-20kV current transformer |
-
2010
- 2010-09-15 CN CN2010205418961U patent/CN201804702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403115A (en) * | 2010-09-15 | 2012-04-04 | 陈家斌 | Outdoor box-type 10-20kV current transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106783045B (en) | A kind of horizontal integration pole type transformer platform of collection power transformation box and comprehensive distribution box composition | |
| CN201215755Y (en) | Oil immersion type electricity distribution transformer | |
| CN202978006U (en) | Ultrahigh voltage intelligent substation medium-voltage side HGIS power distribution device | |
| CN201788206U (en) | Outdoor 10kV electrified detachable electricity metering device | |
| CN205984559U (en) | Transformer on post of power distribution station | |
| CN206546762U (en) | A kind of horizontal integration pole type transformer platform for collecting power transformation box and comprehensive distribution box composition | |
| CN201804702U (en) | Outdoor box-type 10kV current transformer | |
| CN201829335U (en) | Outdoor box type 10kV voltage transformer | |
| CN203573811U (en) | Outdoor three-phase split type combined transformer | |
| CN202067656U (en) | Outdoor box-type transformer of 10 kV/220 V | |
| CN202513029U (en) | Inversion type heavy current multiple-winding oil-immersed current transformer | |
| CN204732270U (en) | A kind of buried six phase 12 pulse wave rectifier transformers | |
| CN102403115A (en) | Outdoor box-type 10-20kV current transformer | |
| CN201323120Y (en) | Generator room built-in transformer for wind power generation | |
| CN203289034U (en) | Semi-insulating copper pipe bus bridge | |
| CN208127843U (en) | A kind of electric power tower high pressure takes electricity gas-insulated transformer substation system | |
| CN207517481U (en) | A kind of impact resistance resistance to shorting oil-immersed transformer | |
| CN2754195Y (en) | Outdoor high-voltage combined mutual inductor | |
| CN102403114A (en) | Outdoor box-type 10-20kV voltage transformer | |
| CN201444578U (en) | Lightning-protection device for transformer | |
| CN101740204B (en) | Transformer with built-in cabin used for wind power generation | |
| CN205230796U (en) | Voltage transformer | |
| CN213752302U (en) | Low-voltage coil copper bar outgoing line structure of dry-type transformer | |
| CN105610081B (en) | A kind of Chinese character pin-shaped GIS outlets arrangement for being used for 500kV and following voltage class | |
| CN201877283U (en) | Three-phase three-element anti-resonance combined transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20110915 |