CN218886971U - Plateau type anti-theft bus current transformer - Google Patents
Plateau type anti-theft bus current transformer Download PDFInfo
- Publication number
- CN218886971U CN218886971U CN202221693276.9U CN202221693276U CN218886971U CN 218886971 U CN218886971 U CN 218886971U CN 202221693276 U CN202221693276 U CN 202221693276U CN 218886971 U CN218886971 U CN 218886971U
- Authority
- CN
- China
- Prior art keywords
- hole
- theft
- mutual inductor
- bus
- current transformer
- 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
Images
Landscapes
- Transformers For Measuring Instruments (AREA)
Abstract
The utility model discloses the anti-electricity-theft bus current transformer of plateau type relates to electrical equipment technical field, especially relates to the anti-electricity-theft bus current transformer of mountable in high altitude area. The utility model has the advantages that the inside of the mutual inductor body is provided with the insulation which is arranged between the secondary coil and the through hole; the outer surface of the mutual inductor body is designed into an umbrella skirt structure, so that the creepage distance between the bus and the secondary terminal and the mounting hole is greatly increased, and the mutual inductor can be used in high-altitude areas; and an anti-theft cover is arranged outside the secondary terminal. The technical scheme of the utility model smooth level mutual-inductor surface among the prior art has been solved and has been not suitable for the plateau area more than 1000 meters and use, and does not possess the problem of anti-electricity-theft function.
Description
Technical Field
The utility model discloses anti-theft electric bus current transformer of plateau type relates to electrical equipment technical field, especially relates to the anti-theft electric bus current transformer of mountable in high altitude area.
Background
The bus current transformer is widely applied to measurement, electric energy metering and relay protection loops of high and low voltage systems. The current-carrying conductor can be directly used to pass through the through hole as the primary winding, so that it is flexible and convenient to use, and its structure is simple, size is small and cost is low, so that it can be extensively used.
The bus type current transformer is of a straight-through structure, and a transformer body is provided with a straight-through hole through which a bus can conveniently pass. After the bus passes through the through hole, the equipotential line of the mutual inductor is installed on the bus through a screw, so that the surface of the through hole is equipotential with the bus. Sufficient insulation is arranged between the mutual inductor through hole and the secondary coil, so that the high voltage breakdown between the primary bus and the mutual inductor secondary coil is prevented.
The smooth and flat surface of the bus-type current transformer with the traditional structure is only suitable for being used below 1000 meters above sea level, cannot meet the requirement of installation and use in high-altitude areas, and has no anti-electricity-stealing function.
Aiming at the problems in the prior art, a novel plateau type anti-electricity-theft bus current transformer is researched and designed, so that the problem in the prior art is very necessary to be overcome.
Disclosure of Invention
According to the technical problems that the smooth and flat surface of the transformer provided by the prior art is not suitable for being used in plateau areas with the height of more than 1000 meters and does not have the function of preventing electricity stealing, the plateau type electricity stealing prevention bus current transformer is provided. The utility model discloses mainly through set up the full skirt structure in the mutual-inductor body outside to the creepage distance of generating line with secondary terminal and mounting hole has been improved, makes this mutual-inductor can be used to high-altitude area.
The utility model discloses a technical means as follows:
a plateau type anti-theft bus current transformer comprising: the transformer comprises a transformer body, an equipotential device, a secondary terminal, a secondary coil and a through hole; a through hole is formed in the middle of the mutual inductor body; the equipotential line is arranged on the mutual inductor body and is connected with a bus passing through the through hole, so that the surface of the through hole is equipotential with the bus; a secondary coil is arranged in the mutual inductor body; a secondary terminal is arranged on the outer side of the bottom of the mutual inductor body;
preferably, the transformer body is internally provided with insulation with enough thickness, and the insulation is positioned between the secondary coil and the through hole;
preferably, the outer surface of the mutual inductor body is designed into an umbrella skirt structure, so that the creepage distance between the bus and the secondary terminal and between the bus and the mounting hole is greatly increased, and the mutual inductor can be used in high-altitude areas;
preferably, an anti-theft cover is arranged outside the secondary terminal.
Preferably, insulation is provided between the secondary coil and the through hole.
Preferably, the antitheft cover comprises: the cover body and the lead sealing screw;
preferably, the cover body is provided with a plurality of lead sealing screw holes and lead sealing holes;
preferably, the cover body is fixedly arranged on an insert reserved on the mutual inductor body through a lead sealing screw matched with a lead sealing screw hole and a screw hole on the mutual inductor body;
preferably, after the lead seal screw is assembled, the steel wire lead seal is used for sealing, and the lead seal hole of the lead seal screw and the lead seal hole of the anti-theft cover are penetrated to seal, so that the anti-theft cover can be prevented from being detached, and electricity stealing can be effectively prevented.
Compared with the prior art, the utility model has the advantages of it is following:
1. the plateau type electricity stealing prevention bus current transformer provided by the utility model is additionally provided with the umbrella skirt structure, so that the bus current transformer can be used in high altitude areas, and the application range is wider;
2. the utility model provides a high prototype theftproof electric bus current transformer installs the theftproof cover additional and makes bus-type current transformer prevent electric larceny.
To sum up, use the technical scheme of the utility model smooth level mutual-inductor surface among the prior art has been solved and has not been suitable for the plateau area more than 1000 meters and use, and does not possess the problem of anti-electricity-theft function.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention.
In the figure: 1. equipotential line 2, secondary terminal 3, theftproof cover 31, cover body 32 lead sealing screw 33, lead sealing screw 34, lead sealing hole 4, full skirt structure 5, secondary coil 6, insulating 7, through hole 8, mutual-inductor body.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features of the embodiments of the present invention may be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in the figure, the utility model provides a high prototype electricity stealing prevention bus current transformer, include: the transformer comprises a transformer body 8, an equipotential device 1, a secondary terminal 2, a secondary coil 5 and a through hole 7; the middle part of the mutual inductor body 8 is provided with a through hole 7; the equipotential line 1 is arranged on the transformer body 8 and is connected with a bus passing through the through hole 7, so that the surface of the through hole 7 is equipotential with the bus; a secondary coil 5 is arranged in the mutual inductor body; a secondary terminal 2 is arranged on the outer side of the bottom of the mutual inductor body 8;
an insulator 6 is arranged inside the mutual inductor body 8, and the insulator 6 is positioned between the secondary coil 5 and the through hole 7; the outer surface of the mutual inductor body 8 is designed into an umbrella skirt structure 4, so that the creepage distance between the bus and the secondary terminal 2 and the mounting hole is greatly increased, and the mutual inductor can be used in high-altitude areas; the secondary terminal 2 is provided with an anti-theft cover 3 on the outside.
The insulation 6 is provided between the secondary coil 5 and the through hole 7.
The antitheft cover 3 includes: a cover body 31 and lead seal screws 32; the cover body 31 is provided with a plurality of lead sealing screw holes, lead sealing holes 33 and lead sealing holes 34; the cover body 31 is fixedly arranged on an insert reserved on the mutual inductor body 8 through a lead sealing screw 32 matched with a lead sealing screw hole 33 and a screw hole on the mutual inductor body 8; after the lead seal screw 32 is assembled, the steel wire lead seal is used for sealing, and the lead seal hole 34 of the lead seal screw and the lead seal hole 34 of the anti-theft cover are penetrated for sealing, so that the anti-theft cover can be prevented from being detached, and electricity stealing can be effectively prevented.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (3)
1. A plateau type anti-theft bus current transformer comprising: the transformer comprises a transformer body (8), an equipotential line (1), a secondary terminal (2), a secondary coil (5) and a through hole (7); a through hole (7) is formed in the middle of the mutual inductor body (8); the equipotential line (1) is arranged on the mutual inductor body (8) and is connected with a bus passing through the through hole (7), so that the surface of the through hole (7) is equipotential with the bus; a secondary coil (5) is arranged in the mutual inductor body; a secondary terminal (2) is arranged on the outer side of the bottom of the mutual inductor body (8); the method is characterized in that:
an insulator (6) is arranged inside the transformer body (8), and the insulator (6) is positioned between the secondary coil (5) and the through hole (7);
the outer surface of the mutual inductor body (8) is designed into an umbrella skirt structure (4), so that the creepage distance between a bus and the secondary terminal (2) and the mounting hole is greatly increased, and the mutual inductor can be used in high-altitude areas;
and an anti-theft cover (3) is arranged outside the secondary terminal (2).
2. The plateau type anti-theft bus current transformer of claim 1, wherein:
the insulation (6) is arranged between the secondary coil (5) and the through hole (7).
3. A prototype theft-proof busbar current transformer according to claim 1, wherein:
the anti-theft cover (3) comprises: a cover body (31) and a lead sealing screw (32);
the cover body (31) is provided with a plurality of lead sealing screw holes (33) and lead sealing holes (34);
the cover body (31) is fixedly arranged on an insert reserved on the mutual inductor body (8) through a lead sealing screw (32) matched with a lead sealing screw hole (33) and a screw hole on the mutual inductor body (8);
after the lead seal screw (32) is assembled, the steel wire lead seal is used for sealing, and the lead seal screw hole (33) of the lead seal screw and the lead seal hole (34) of the anti-theft cover are penetrated to seal, so that the anti-theft cover can be prevented from being detached, and electricity stealing can be effectively prevented.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221693276.9U CN218886971U (en) | 2022-07-01 | 2022-07-01 | Plateau type anti-theft bus current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221693276.9U CN218886971U (en) | 2022-07-01 | 2022-07-01 | Plateau type anti-theft bus current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218886971U true CN218886971U (en) | 2023-04-18 |
Family
ID=85940183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221693276.9U Active CN218886971U (en) | 2022-07-01 | 2022-07-01 | Plateau type anti-theft bus current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218886971U (en) |
-
2022
- 2022-07-01 CN CN202221693276.9U patent/CN218886971U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205645308U (en) | Transfer bus and use cabinet of aerifing of this transfer bus | |
| CN201294126Y (en) | Inserting/pulling type metal-oxide lighting arrester | |
| CN218886971U (en) | Plateau type anti-theft bus current transformer | |
| CN211351259U (en) | Power distribution cabinet grounding device for intelligent substation relay protection | |
| CN108550445B (en) | Live display post insulator and switch cabinet | |
| US3386059A (en) | Power line coupling device | |
| RU185716U1 (en) | HIGH VOLTAGE TIRE SENSOR | |
| CN215680266U (en) | Three-phase integrated wall-through hollow insulating sleeve | |
| CN205407238U (en) | Hollow current limiting reactor device of dry -type | |
| CN2678069Y (en) | Capacitive voltage-sharing dry type insulated bus | |
| KR100823228B1 (en) | High pressure cable draw out terminal for transformer | |
| JP6415848B2 (en) | Transformer for converter | |
| CN210297539U (en) | High-voltage wire outlet device of high-frequency power module of megawatt direct current conversion system | |
| CN101465187B (en) | Elbow-shaped inserting/pulling type metal-oxide lighting arrester | |
| CN110265946A (en) | A kind of new-energy automobile high-tension distribution box epoxy resin vulcanization isolated bus | |
| CN108682999A (en) | A kind of novel bus connector | |
| CN210575310U (en) | Shielding type separable plug-in type arrester | |
| CN108400007A (en) | A kind of new-type compound inslation outdoor single-phase combination transformer with arrester | |
| CN218038830U (en) | Novel combined mutual inductor wire holder | |
| CN216957723U (en) | 35kV aerifys inlet wire current transformer for cubical switchboard | |
| CN211351448U (en) | Fence-free grounding device for neutral point of main transformer | |
| CN107846106A (en) | A kind of junction block for traction motor | |
| CN213546107U (en) | High-voltage transformer high-voltage bushing tap grounding device | |
| CN212874210U (en) | Improved transformer | |
| CN216084583U (en) | Current transformer for high-voltage power cabinet for power construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |