CN210443414U - Voltage transformer for ring main unit - Google Patents
Voltage transformer for ring main unit Download PDFInfo
- Publication number
- CN210443414U CN210443414U CN201921871005.6U CN201921871005U CN210443414U CN 210443414 U CN210443414 U CN 210443414U CN 201921871005 U CN201921871005 U CN 201921871005U CN 210443414 U CN210443414 U CN 210443414U
- Authority
- CN
- China
- Prior art keywords
- voltage transformer
- insulating base
- winding
- base member
- base 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model relates to a voltage transformer for looped netowrk cabinet. The insulation base body is characterized by comprising an insulation base body, wherein a mounting support seat is arranged at the bottom of the insulation base body, a protection reinforcing block is arranged at the top of the insulation base body, a protection end cover is arranged on one side of the protection reinforcing block, and radiating fins are arranged on one side of the insulation base body. The utility model has the characteristics of it is small, it is capacious, compact structure, the supporting novel voltage transformer who is applicable to the looped netowrk cabinet more uses, daily maintenance or installation change in-process at the looped netowrk cabinet can both conveniently use, the voltage transformer's that can make simultaneously through direction mounting groove and spacing screw hole installation more convenient, easy to maintain, when the product installation uses, only need with the direction mounting groove of mutual-inductor bottom and the installation piece of looped netowrk cabinet inner wall to the joint and through spacing screw hole go on to fasten can, convenience very and simple.
Description
Technical Field
The utility model belongs to the technical field of relay protection equipment, concretely relates to voltage transformer for looped netowrk cabinet.
Background
The voltage transformer is similar to a transformer and is an instrument for converting voltage, but the purpose of converting voltage of the transformer is to conveniently transmit electric energy, so that the capacity is very large, and usually, kilovolt-ampere or megavolt-ampere is taken as a calculation unit; the voltage transformer is mainly used for supplying power to a measuring instrument and a relay protection device, measuring the voltage, power and electric energy of a line, or protecting valuable equipment, a motor and a transformer in the line when the line fails, so that the capacity of the voltage transformer is small, generally only a few volt-amperes and dozens of volt-amperes, and not more than one thousand volt-amperes at most, and the basic structure, the working principle, the main type, the wiring mode, the notice, the abnormity, the processing, the ferromagnetic resonance and the like are introduced by the vocabulary.
The voltage transformer is a device for measuring voltage and electric energy in an electric power system or an electric control system, and generally adopts a semi-insulating design form of the voltage transformer in order to realize miniaturization and convenient maintenance of a ring main unit.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a voltage transformer for looped netowrk cabinet has solved in the current voltage transformer use, because size and insulating quality require lowerly, relatively numerous and diverse problem when leading to voltage transformer installation and maintenance.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a voltage transformer for looped netowrk cabinet, includes insulating base member, insulating base member's bottom is equipped with erection bracing seat, insulating base member's top is equipped with protection reinforcing block, one side of protection reinforcing block is equipped with the protection end cover, one side of insulating base member is equipped with the fin, insulating base member's opposite side is equipped with the terminal box.
Preferably, the bottom of the installation supporting seat is provided with a guide installation groove, and the inner wall of the guide installation groove is provided with a limit threaded hole.
Preferably, the top of the protection end cover is provided with a wiring terminal.
Preferably, an iron core is arranged inside the insulating base body, a first winding is wound around the upper portion of the iron core, and the first winding is connected with the wiring terminal through a wire.
Preferably, a second winding is arranged around the lower portion of the iron core, and the second winding is connected with the junction box through a wire.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the characteristics of small volume, large capacity and compact structure, is more suitable for the use of a novel voltage transformer matched with a ring main unit, can be conveniently used in the daily maintenance or the installation and replacement process of the ring main unit, simultaneously, the installation of the voltage transformer can be more convenient and easy to maintain through the guide installation groove and the limit threaded hole, when a product is installed and used, only the guide installation groove at the bottom of the transformer and the installation block at the inner wall of the ring main unit are clamped and fastened and fixed through the limit threaded hole, thereby effectively saving the assembly time of the switch cabinet, being simpler when the product is overhauled, not needing special maintenance work, being formed by integrally pouring tetrafluoroethylene material, having reliable insulation, having protective reinforcing blocks at the top of the insulation base body, increasing the mechanical strength of the insulation base body and effectively reducing the potential safety hazard, the operation is ensured to be safer.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a first three-dimensional structure diagram of the present invention;
FIG. 2 is a second perspective structural view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a sectional view of the present invention.
In the figure: 1 an insulating substrate; 2, mounting a supporting seat; 3, a protective reinforcing block; 4, protecting the end cover; 5, radiating fins; 6, a junction box; 7 guiding the installation groove; 8, limiting a threaded hole; 9 connecting terminals; 10 iron cores; 11 a first winding; 12 second winding.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a voltage transformer for looped netowrk cabinet, including insulating base member 1, insulating base member 1 adopts the whole pouring of tetrafluoroethylene material to form, it is insulating reliable, insulating base member 1's top all has protection reinforcing block 3, can increase insulating base member 1's mechanical strength, effectively reduce the potential safety hazard, guarantee to operate safelyr, insulating base member 1's bottom is equipped with erection bracing seat 2, insulating base member 1's top is equipped with protection reinforcing block 3, one side of protection reinforcing block 3 is equipped with protective end cover 4, one side of insulating base member 1 is equipped with fin 5, insulating base member 1's opposite side is equipped with terminal box 6, the utility model has the characteristics of small, capacious, compact structure, the supporting novel voltage transformer who is applicable to the looped netowrk cabinet more uses, can both conveniently use in the routine maintenance of looped netowrk cabinet or installation change in-.
Specifically, the bottom of erection bracing seat 2 is equipped with direction mounting groove 7, the inner wall of direction mounting groove 7 is equipped with spacing screw hole 8, it is more convenient simultaneously to make through direction mounting groove 7 and spacing screw hole 8 voltage transformer's installation, easy to maintain, when the product installation uses, only need with the direction mounting groove 7 of mutual-inductor bottom and the installation piece of looped netowrk cabinet inner wall to the joint and through spacing screw hole 8 go on to go up the fastening can, the assemble duration of cubical switchboard has effectively been saved, it is simpler when the product overhauls, special maintenance work is not needed.
Specifically, the top of protection end cover 4 is equipped with binding post 9, can be used for the connection of iron core 10 top first winding 11 through binding post 9, and binding post 9 adopts toper structural design, is convenient for carry on more being connected between iron core 10 and the first winding 11, can make voltage transformer's installation simple more convenient.
Specifically, the inside of insulating base member 1 is equipped with iron core 10, and the top of iron core 10 is surrounded has first winding 11, and first winding 11 is connected with binding post 9 through the wire, and when adopting annular iron core 10 can make the winding first winding 11 of voltage transformer top can ensure voltage transformer and detect or maintain, use that can be safer.
Specifically, the second winding 12 is arranged below the iron core 10 in a surrounding mode, the second winding 12 is connected with the junction box 6 through a wire, and the second winding 12 can be matched with the first winding 11 to achieve the effect of voltage reduction detection and protect the safety of workers and the ring main unit.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, when using, earlier utilize the direction mounting groove 7 of 2 bottoms of erection bracing seat to adorn voltage transformer in proper order on the looped netowrk cabinet according to the phase sequence distance, and carry out voltage transformer's fixing through spacing screw hole 8, then with product binding post 9 side by side access circuit medium-high voltage side, carry out the connection of low pressure side secondary line cable and terminal box 6 at last, and close terminal box 6 lid, two windings in the insulating base member 1 all adorn or around on 10 unshakable in one's determination, all there is insulation between two windings and between winding and the 10 unshakable in one's determination, make between two windings and all have electrical isolation between winding and the 10 unshakable in one's determination.
Claims (5)
1. The utility model provides a voltage transformer for looped netowrk cabinet, includes insulating base member (1), its characterized in that, the bottom of insulating base member (1) is equipped with erection bracing seat (2), the top of insulating base member (1) is equipped with protection reinforcing block (3), one side of protection reinforcing block (3) is equipped with protection end cover (4), one side of insulating base member (1) is equipped with fin (5), the opposite side of insulating base member (1) is equipped with terminal box (6).
2. The voltage transformer for the ring main unit as claimed in claim 1, wherein a guiding installation groove (7) is formed at the bottom of the installation supporting base (2), and a limiting threaded hole (8) is formed in the inner wall of the guiding installation groove (7).
3. The voltage transformer for the ring main unit as claimed in claim 1, wherein the top of the protection end cap (4) is provided with a terminal (9).
4. The voltage transformer for the ring main unit as claimed in claim 3, wherein an iron core (10) is arranged inside the insulating base body (1), a first winding (11) is wound around the iron core (10), and the first winding (11) is connected with the connecting terminal (9) through a wire.
5. The voltage transformer for the ring main unit as claimed in claim 4, wherein a second winding (12) is wound under the iron core (10), and the second winding (12) is connected with the junction box (6) through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921871005.6U CN210443414U (en) | 2019-11-01 | 2019-11-01 | Voltage transformer for ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921871005.6U CN210443414U (en) | 2019-11-01 | 2019-11-01 | Voltage transformer for ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210443414U true CN210443414U (en) | 2020-05-01 |
Family
ID=70411919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921871005.6U Expired - Fee Related CN210443414U (en) | 2019-11-01 | 2019-11-01 | Voltage transformer for ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210443414U (en) |
-
2019
- 2019-11-01 CN CN201921871005.6U patent/CN210443414U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203310894U (en) | Novel field winding all-fiber current transformer | |
| CN202758727U (en) | Anti-resonance voltage transformer | |
| CN210443414U (en) | Voltage transformer for ring main unit | |
| CN202550780U (en) | Junction box of switched reluctance motor | |
| CN209692622U (en) | Output terminal and current transformer | |
| CN210156249U (en) | Large-capacity grounding voltage transformer with fuse | |
| CN109300654A (en) | A kind of 118KV energy supply transformer | |
| CN211319879U (en) | Intelligent environment-friendly high-voltage transformer | |
| CN208655407U (en) | Three-phase cable fuse voltage transformer | |
| CN208873577U (en) | A kind of 118kV energy supply transformer | |
| CN206941004U (en) | A kind of mounting structure of foil machine dc source and foil machine | |
| CN203552921U (en) | Voltage transformer provided with plum blossom contact device and used for wheelbarrow | |
| CN213340053U (en) | Simple pluggable current transformer | |
| CN211237877U (en) | High-voltage electromagnetic induction electricity taking device | |
| CN205230796U (en) | Voltage transformer | |
| CN219246512U (en) | Three-phase voltage transformer | |
| CN217640937U (en) | Anti-drop's inductor core subassembly | |
| CN201732673U (en) | Combined current transformer for branch and division circuit breakers | |
| CN210805475U (en) | High-voltage induction electricity taking device with support | |
| CN216818048U (en) | Vehicle-mounted movable transformer | |
| CN210925735U (en) | Low-voltage bus type open-close current transformer | |
| CN215007868U (en) | Station transformer with cable box | |
| CN216250271U (en) | 35kV totally enclosed type current transformer | |
| CN216959312U (en) | Overvoltage protection terminal with good arc resonance resistance | |
| CN220232902U (en) | Low-voltage transformer outgoing line positioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200501 Termination date: 20201101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |