CN207302860U - The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer - Google Patents
The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer Download PDFInfo
- Publication number
- CN207302860U CN207302860U CN201721283036.0U CN201721283036U CN207302860U CN 207302860 U CN207302860 U CN 207302860U CN 201721283036 U CN201721283036 U CN 201721283036U CN 207302860 U CN207302860 U CN 207302860U
- Authority
- CN
- China
- Prior art keywords
- high voltage
- wiring error
- dry type
- seed cell
- transformer body
- 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.)
- Active
Links
Landscapes
- Fuses (AREA)
Abstract
The utility model discloses the anti-wiring error of outdoor single-phase dry type to carry fuse electromagnetic potential transformer, including voltage transformer body, high voltage insulating column and secondary terminals seed cell, two high voltage insulating columns are formed on the top of the voltage transformer body, and the lower part side of voltage transformer body is provided with secondary terminals seed cell；Voltage transformer body, high voltage insulating column and the outer surface of secondary terminals seed cell is covered with one layer of resin；Plug connector is further included, plug connector is provided with the secondary terminals seed cell.The utility model has the advantage of hidden danger that is compact-sized, effectively preventing secondary encapsulation silica gel sheath from bringing；Secondary connection is carried out by private jack, avoids failure caused by wiring error；Easy for installation, resistance to pollution flashover, body ultraviolet radiation resisting, hydrophobicity are strong, resistance to oxidation, ozone-resistant, and electric insulating quality is excellent under high frequency, resistance to electric arc, Inverter fed motor, and maintenance period is long, service life is high.
Description
Technical field
The utility model electrical equipment technical field is specifically a kind of band waterproof structure and tool-free installation and prevents connecing
The electrical outdoor electromagnetic type voltage transformer of line mistake.
Background technology
The single-phase electrical outdoor electromagnetic type voltage transformer of external production uses outdoor poured with epoxy resin to form substantially at present, state
Inside points producer is produced using the mode of cladding silica gel outside indoor resin-cast, outdoors under the conditions of run, exterior silicon
Glue easy-weathering, the hydrophobicity naval stores that compares is poor, while there are unfirmly closing serious phenomenon, in the condition that the temperature difference and humidity are larger
Easy condensation, degumming and corona is produced down, mutual inductor body crackle, which easily occurs, causes insulator to puncture；Produced at the same time for double winding
Product, it is four column arranged types that terminal box is interior, and wiring error easily occurs and causes mutual inductor second short circuit.
Utility model content
The utility model in view of the above shortcomings of the prior art, invent a kind of anti-wiring error of outdoor single-phase dry type carry it is molten
Disconnected device electromagnetic potential transformer.
To achieve these goals, the utility model adopts the following technical scheme：
The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer, including voltage transformer body,
High voltage insulating column and secondary terminals seed cell；The high voltage insulating column is two, is separately positioned on a left side for voltage transformer bodies top
Right both sides；The secondary terminals seed cell is arranged on voltage transformer body bottom portion side；It is all provided with the inside of two high voltage insulating columns
Fuse is equipped with, the fuse is connected with voltage transformer body；The bottom of the secondary terminals seed cell is provided with for secondary
The plug connector of wiring；Voltage transformer body, high voltage insulating column and the outer surface of secondary terminals seed cell is all covered with one layer
Insulating resin.
The surface of the electromagnetic potential transformer of the utility model is covered with one layer of insulating resin, its insulating properties is strong, anti-purple
Outside line ability is strong, hydrophobicity is good, glass transition temperature reaches 80 degree, has the characteristics that anti-leaching is splashed well, protected against the effects of immersion；In secondary terminals
Tool-free installation can be realized for the plug connector of secondary connection by being provided with seed cell, be also possible to prevent secondary connection mistake, tool
Standby anti-short-circuit function, can effectively prevent voltage transformer failure caused by wiring error.
Further, two high voltage insulating columns are symmetricly set on the top of voltage transformer body.
Further, the angular range of the high voltage insulating column and vertical direction is 15 ° -45 °, and optimized angle is 45 °.
Further, the plug connector is aviation socket, and aviation socket can be installed quick, simple, tool-free can pacify
Dress, contact is reliable, while can prevent wiring error.
Further, the insulating resin is polybutylene terepthatlate.
Further, full skirt is provided with the outer surface of the high voltage insulating column, skirt has mechanical strength as insulator
It is high, dispersiveness is small, it is safe and reliable to operation, anti-pollution characteristic is excellent, the horizontal height of aseismatic is low with radio interference the advantages of.
Further, further include fuse, be provided with fuse in the high voltage insulating column, the advantages of the utility model
In：
1. hidden danger that is compact-sized, effectively preventing secondary encapsulation silica gel sheath from bringing；
2. carrying out secondary connection by private jack, failure caused by wiring error is avoided；
3. easy for installation, resistance to pollution flashover, body ultraviolet radiation resisting, hydrophobicity are strong, resistance to oxidation, ozone-resistant, under high frequency electrically
Insulating properties is excellent, resistance to electric arc, Inverter fed motor, and maintenance period is long, service life is high.
Brief description of the drawings
Fig. 1 is that the anti-wiring error of outdoor single-phase dry type of the utility model carries the knot of fuse electromagnetic potential transformer
Structure schematic diagram；
Fig. 2 is that the anti-wiring error of outdoor single-phase dry type of the utility model carries fuse electromagnetic potential transformer Air China
The structure diagram of dummy receptacle.
Embodiment
The utility model is described in detail below in conjunction with attached drawing：
, it is necessary to the orientation or position relationship of the instruction such as explanation, " lower part ", " on top " in the description of the utility model
For based on orientation shown in the drawings or position relationship, or the utility model product using when the orientation or position usually put
Relation, is for only for ease of description the utility model and simplifies description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
As shown in Figure 1, the anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer, including voltage is mutual
Sensor body 1, high voltage insulating column 2, secondary terminals seed cell 3, plug connector 4, fuse 5 and full skirt 6, the voltage transformer body
1 is internally provided with first winding and secondary winding, and first winding is placed on secondary winding outside diameter using opening skeleton.Described
The top of voltage transformer body 1 is symmetrically arranged with two high voltage insulating columns 2, the angle model of high voltage insulating column 2 and vertical direction
Enclose for 15 ° -45 °, preferable angle is 45 °；The inside of two high voltage insulating columns 2, which is set, fuse 5, the fuse 5
It is connected with voltage transformer body 1, fuse 5 can be automatically cut off when short trouble or overload occur for power grid or electrical equipment
Circuit, avoids electrical equipment from damaging, and prevents accident from spreading, and is usually used in electric network protection and electrical equipment protection.High voltage insulating column 2
Outer surface is provided with full skirt 6.Bottom side, that is, lower left of voltage transformer body 1 is provided with secondary terminals seed cell 3；Described two
The bottom of secondary terminal room 3 is provided with the plug connector 4 for secondary connection, and the plug connector 4 is aviation socket, as shown in Fig. 2,
The structure composition of aviation socket is binding post, insulation-encapsulated, fixing nut, outer insulation jacket and outlet wire protecting device；Using boat
Dummy receptacle in secondary connection can it is tool-free, can to avoid voltage transformer failure caused by secondary connection mistake, and its
The pressure-resistant national standard for reaching 3KV.Voltage transformer body 1, high voltage insulating column 2 and the outer surface of secondary terminals seed cell 3
One layer of insulating resin is all covered with, the resin is polybutylene terepthatlate；E grades of its insulation grade anti-corrosion, uvioresistant
Line ability is strong, and hydrophobicity is good, and glass transition temperature reaches 80 degree, can effectively prevent voltage transformer and is drenched and splashes or soak.
Although the specific embodiment of the utility model is described in detail and is illustrated above, it should be noted that
That we can make various changes and modifications the embodiment above, but these without departure from the utility model spirit and
Scope described in appended claim.
Claims (6)
1. the anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer, including voltage transformer body (1),
High voltage insulating column (2) and secondary terminals seed cell (3)；The high voltage insulating column (2) is two, is separately positioned on voltage transformer body
(1) left and right sides at the top of；The secondary terminals seed cell (3) is arranged on voltage transformer body (1) bottom side；
It is characterized in that, fuse (5) is both provided with the inside of two high voltage insulating columns (2), the fuse (5) and voltage
Mutual inductor body (1) connects；The bottom of the secondary terminals seed cell (3) is provided with the plug connector (4) for secondary connection；Described
The outer surface of voltage transformer body (1), high voltage insulating column (2) and secondary terminals seed cell (3) is all covered with one layer of insulating resin.
2. the anti-wiring error of outdoor single-phase dry type according to claim 1 carries fuse electromagnetic potential transformer, its
It is characterized in that, two high voltage insulating columns (2) are symmetricly set on the top of voltage transformer body (1).
3. the anti-wiring error of outdoor single-phase dry type according to claim 1 or 2 carries fuse electromagnetic potential transformer,
It is characterized in that, the angular range of the high voltage insulating column (2) and vertical direction is 15 ° -45 °.
4. the anti-wiring error of outdoor single-phase dry type according to claim 1 carries fuse electromagnetic potential transformer, its
It is characterized in that, the plug connector (4) is aviation socket.
5. the anti-wiring error of outdoor single-phase dry type according to claim 1 carries fuse electromagnetic potential transformer, its
It is characterized in that, the insulating resin is polybutylene terepthatlate.
6. the anti-wiring error of outdoor single-phase dry type according to claim 3 carries fuse electromagnetic potential transformer, its
It is characterized in that, full skirt (6) is provided with the outer surface of the high voltage insulating column (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283036.0U CN207302860U (en) | 2017-09-30 | 2017-09-30 | The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283036.0U CN207302860U (en) | 2017-09-30 | 2017-09-30 | The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207302860U true CN207302860U (en) | 2018-05-01 |
Family
ID=62440637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721283036.0U Active CN207302860U (en) | 2017-09-30 | 2017-09-30 | The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207302860U (en) |
-
2017
- 2017-09-30 CN CN201721283036.0U patent/CN207302860U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104584348B (en) | Gas isolated switchgear | |
| CN205984559U (en) | Transformer on post of power distribution station | |
| CN205943628U (en) | Pot -type zero clearance metal oxide double containment arrester | |
| CN202502890U (en) | Indoor cabled voltage transformer for electric locomotive | |
| CN207302860U (en) | The anti-wiring error of outdoor single-phase dry type carries fuse electromagnetic potential transformer | |
| CN202534494U (en) | Outdoor voltage transformer with fuse protector | |
| CN202585086U (en) | 10kV epoxy resin cast composite protective voltage transformer with fuses | |
| CN206907627U (en) | Electric railway dry-type transformer | |
| CN202816775U (en) | Load switch outer connection wire sealing assembly | |
| CN202145420U (en) | Double-fuse voltage transformer with elbow-shaped sockets | |
| CN110828081A (en) | Indoor automatic tripping lightning arrester | |
| CN201733056U (en) | Protective high-voltage junction box | |
| CN214255397U (en) | Integrated medium-voltage cabinet and vertical box transformer substation | |
| CN111370203B (en) | Voltage transformer with high IP protection level | |
| CN103730246A (en) | 10KV potential transformer | |
| CN204117822U (en) | Outdoor voltage transformer terminal protective jacket | |
| CN208014541U (en) | A kind of voltage transformer | |
| CN207319885U (en) | A kind of high-tension insulating bushing of protection against electric shock | |
| CN204991425U (en) | Take outdoor voltage transformer of secondary circuit fuse | |
| CN205230796U (en) | Voltage transformer | |
| CN212542170U (en) | Built-in three-phase voltage transformer of fuse | |
| CN202817661U (en) | Load switch bus sealing assembly | |
| CN108400007A (en) | A kind of new-type compound inslation outdoor single-phase combination transformer with arrester | |
| CN219958765U (en) | High-capacity outdoor 35kV voltage transformer | |
| CN203423138U (en) | Outdoor full-insulation enclosed injection type fuse |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |