CN219204197U - 10kv high-voltage electricity taking device - Google Patents
10kv high-voltage electricity taking device Download PDFInfo
- Publication number
- CN219204197U CN219204197U CN202320156466.5U CN202320156466U CN219204197U CN 219204197 U CN219204197 U CN 219204197U CN 202320156466 U CN202320156466 U CN 202320156466U CN 219204197 U CN219204197 U CN 219204197U
- Authority
- CN
- China
- Prior art keywords
- voltage
- electricity taking
- capacitor core
- copper piece
- ceramic high
- 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
- Insulators (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The utility model discloses a 10kV high-voltage electricity taking device in the technical field of power grids, which comprises an insulating blocking cover and an electricity taking box, wherein a ceramic high-voltage electricity Rong Xin is formed by using a vacuum high-voltage epoxy resin casting material, the insulating blocking cover is provided with a copper piece connected with a 10kV ring main unit in parallel, the copper piece is connected with 10kV mains supply through a power transmission cable, one side of the electricity taking box is provided with a wiring port A, the structure is reasonable, and the ceramic high-voltage electricity taking device is provided with a ceramic high-voltage capacitor core, the ceramic high-voltage capacitor core is arranged in the insulating blocking cover and is contacted with the copper piece, so that a cable connector in the ring main unit is connected to the ceramic high-voltage capacitor core through the copper piece, the ceramic high-voltage capacitor core converts the accessed high voltage into the medium-low voltage, the ceramic high-voltage capacitor core adopts a capacitance voltage division mode, the electricity taking operation of the 10kV high voltage is effectively realized, and the stability in the operation of the 10kV power distribution line is improved.
Description
Technical Field
The utility model relates to the technical field of power grids, in particular to a 10kv high-voltage electricity taking device.
Background
At present, the electromagnetic transformer is mainly used for supplying power to a switch cabinet, a ring main unit, a measuring instrument in the circuit and a relay protection device in a 10KV distribution circuit, the basic structure of the electromagnetic voltage transformer is very similar to that of a transformer, the electromagnetic voltage transformer also comprises two windings, namely a primary winding and a secondary winding, the two windings are arranged on or wound on an iron core, the conventional electromagnetic transformer has the problems of heavy weight, large noise, high fault rate and high insulation requirement, the conventional electromagnetic transformer comprises the iron core and is easy to generate ferromagnetic resonance, the conventional electromagnetic transformer is small in impedance, and once the secondary side is short-circuited, the current is rapidly increased to burn out the coil, so that the safety of the 10KV distribution circuit is reduced.
It is therefore necessary to develop a 10kv high voltage power take-off device.
Disclosure of Invention
The utility model aims to provide a 10kv high-voltage electricity taking device, which is provided with a ceramic high-voltage capacitor core, wherein the ceramic high-voltage capacitor core is arranged in an insulating blocking cover and is contacted with a copper part, so that a cable connector in a ring main unit is connected to the ceramic high-voltage capacitor core through the copper part, the ceramic high-voltage capacitor core converts the high voltage into the high voltage, the ceramic high-voltage capacitor core adopts a capacitive voltage division principle, the high voltage is converted into the medium voltage and the low voltage, the traditional electromagnetic transformer comprises an iron core and is easy to generate ferromagnetic resonance, the product does not comprise the iron core and can not saturate and reliably work, the problem that large current is generated when a secondary side of the traditional electromagnetic transformer is short-circuited is solved, the capacitive voltage division principle adopted by the product, the secondary short circuit of a voltage output end does not generate overcurrent, the serious fault hidden trouble in an electric power system is eliminated, the safety of personnel and equipment is ensured, the traditional power supply of the power distribution system is intensively supplied by PT, and the power supply of a large amount of power supply cables is required for the distributed DTU.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the 10kV high-voltage electricity taking device comprises an insulating blanking cover and an electricity taking box, wherein a ceramic high-voltage electricity Rong Xin is formed by using a vacuum high-voltage epoxy resin casting material, a copper piece connected with a 10kV ring main unit in parallel is arranged on the insulating blanking cover, the copper piece is connected with 10kV commercial power through a power transmission cable, one side of the electricity taking box is provided with a wiring port A, and the other side of the electricity taking box is provided with a wiring port B.
Preferably, the rear surface of insulating blanking cover has seted up the ground screw hole and has been linked to each other guard action with the looped netowrk cabinet shell, the rear portion of insulating blanking cover is provided with the wire and is with double shielded cable conductor.
Preferably, a hexagonal bolt is arranged at the center of the top of the insulating plug cover, and the hexagonal bolt and the insulating plug cover are integrally molded by high-pressure epoxy casting.
Preferably, the mounting frame is installed to the rear end face of getting the electricity box, the mounting groove has all been seted up to the surface both sides of mounting frame.
Compared with the prior art, the utility model has the beneficial effects that:
the ceramic high-voltage capacitor core is arranged in the insulating blanking cover and is contacted with the copper piece, so that a cable connector in the ring main unit is connected to the ceramic high-voltage capacitor core through the copper piece, the ceramic high-voltage capacitor core converts the connected high voltage into the high voltage and the low voltage, the ceramic high-voltage capacitor core adopts a capacitive voltage division principle, the high voltage is converted into the medium voltage and the low voltage, the problem that the traditional electromagnetic transformer comprises an iron core and is easy to generate ferromagnetic resonance can be solved, the product does not comprise the iron core and cannot be saturated, can reliably work, the problem that large current can be generated when the secondary side of the traditional electromagnetic transformer is short-circuited is solved, the capacitive voltage division technology adopted by the product can not generate overcurrent when the secondary side of the voltage output end is short-circuited, major fault hidden trouble in a power system is eliminated, the safety of personnel and equipment is guaranteed, the traditional power supply of the PT system is intensively supplied by the cabinet, and a large amount of power supply cables are required for the power supply of the distributed DTU.
Drawings
FIG. 1 is a schematic view of the overall structure provided by the present utility model;
FIG. 2 is a top view of an insulating cover according to the present utility model;
fig. 3 is a circuit wiring diagram provided by the present utility model.
In the figure: 1. an insulating blanking cover; 2. ceramic high voltage electricity Rong Xin; 3. a copper piece; 4. a grounding screw hole; 5. a wire; 6. a hexagonal bolt; 7. taking an electricity box; 8. a wiring port A; 9. a wiring port B; 10. a mounting frame; 11. and a mounting groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides the following technical scheme: the 10kV high-voltage electricity taking device can effectively perform electricity taking operation on 10kV high voltage in the using process, and a ceramic high-voltage capacitor core 2 is added, referring to fig. 1-3, the device comprises an insulating blocking cover 1 and an electricity taking box 7, the insulating blocking cover 1 is formed by using a vacuum high-voltage epoxy resin casting material and adopts the ceramic high-voltage capacitor core 2, the insulating blocking cover 1 is provided with a copper piece 3 connected with a 10kV ring main unit in parallel, the copper piece 3 is connected with 10kV commercial power through a power transmission cable, the ceramic high-voltage capacitor core 2 is arranged in the insulating blocking cover 1 and is contacted with the copper piece 3, a cable connector in the ring main unit is contacted with the ceramic high-voltage capacitor core 2 through the copper piece 3, the ceramic high-voltage capacitor core 2 performs high-voltage conversion on the connected high voltage, and the ceramic high-voltage capacitor core 2 adopts a capacitance voltage division mode to convert the high voltage into medium-low voltage;
the rear surface of the insulating plug cover 1 is provided with a grounding screw hole 4 which is connected with the ring main unit shell for protection, the center of the rear part of the insulating plug cover 1 is provided with a hexagonal bolt 6 which is convenient for installation and maintenance of a high-pressure epoxy material, and the hexagonal bolt 6 and the insulating plug cover 1 are integrally cast by high-pressure epoxy resin;
one side of the electricity taking box 7 is provided with a wiring port A8, the other side of the electricity taking box 7 is provided with an output wiring port B9, a lead 5 on the insulating blanking cover 1 is connected with the wiring port A8 on the electricity taking box 7, so that voltage converted by the ceramic high-voltage capacitor core 2 is conveyed into the electricity taking box 7, the wiring port B9 on the electricity taking box 7 is connected with other cables, the voltage electricity taking device can be directly applied to cable joints in a ring main unit to carry out voltage electricity taking, then power is supplied to secondary equipment, a mounting frame 10 is mounted on the rear end face of the electricity taking box 7, and mounting grooves 11 are formed in two sides of the surface of the mounting frame 10.
Working principle: when the utility model is used, the ceramic high-voltage capacitor core 2 is arranged in the insulating blanking cover 1 and is contacted with the copper piece 3, so that a cable connector in the ring main unit is contacted with the ceramic high-voltage capacitor core 2 by the copper piece 3, the ceramic high-voltage capacitor core 2 converts the accessed high voltage into the medium and low voltage, the ceramic high-voltage capacitor core 2 adopts a capacitive voltage division mode, the high-voltage capacitor core is converted into the medium and low voltage effect, the lead 5 on the insulating blanking cover 1 is connected with the wiring port A8 on the power taking box 7, the voltage converted by the ceramic high-voltage capacitor core 2 is transmitted into the power taking box 7, the wiring port B9 on the power taking box 7 is connected with other cables, the cable connector in the ring main unit can be directly used for taking voltage, then power is provided for secondary equipment, the problem that the traditional electromagnetic transformer contains iron cores and generates ferromagnetic resonance can be solved, the traditional electromagnetic transformer does not contain iron cores, the traditional electromagnetic transformer can reliably work, the problem that the traditional electromagnetic transformer can generate large current when the secondary side is connected with the wiring port A8 on the power taking box, the traditional electromagnetic transformer can generate large current, the problem when the traditional power transformer is distributed in the power distribution system is solved, the problem that the traditional power distribution system has high voltage division mode, the problem that the traditional power distribution system has high voltage has high potential safety, and the problem that the power consumption is required to be reduced, and the problem of a large-level distribution system is solved, and the problem can be solved, and the problem that the problem of the power consumption of the traditional power system is due to the problem.
Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (4)
1.10kv high-voltage electricity taking device, including insulating blanking cover (1) and electricity taking box (7), its characterized in that: the insulating blanking cover (1) is formed by using a vacuum high-voltage epoxy resin casting material and adopts ceramic high-voltage electricity Rong Xin (2), a copper piece (3) connected with a 10kV ring main unit in parallel is arranged on the insulating blanking cover (1), the copper piece (3) is connected with 10kV commercial power through a power transmission cable, one side of a power taking box (7) is provided with a wiring port A (8), and the other side of the power taking box (7) is provided with an output wiring port B (9).
2. The 10kv high-voltage power take-off device according to claim 1, wherein: the rear surface of insulating blanking cover (1) has offered ground screw hole (4) and has been linked to each other guard action with the looped netowrk cabinet shell, the rear portion of insulating blanking cover (1) is provided with wire (5) and is with double shielded cable conductor.
3. The 10kv high-voltage power take-off device according to claim 1, wherein: the novel high-voltage epoxy resin insulation plug is characterized in that a hexagonal bolt (6) which is convenient for installing and maintaining high-voltage epoxy resin materials is arranged at the center of the rear part of the insulation plug (1), and the hexagonal bolt (6) and the insulation plug (1) are integrally cast and formed by using high-voltage epoxy resin.
4. The 10kv high-voltage power take-off device according to claim 1, wherein: the electric box is characterized in that a mounting frame (10) is mounted on the rear end face of the electric box (7), and mounting grooves (11) are formed in two sides of the surface of the mounting frame (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320156466.5U CN219204197U (en) | 2023-02-08 | 2023-02-08 | 10kv high-voltage electricity taking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320156466.5U CN219204197U (en) | 2023-02-08 | 2023-02-08 | 10kv high-voltage electricity taking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219204197U true CN219204197U (en) | 2023-06-16 |
Family
ID=86727400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320156466.5U Active CN219204197U (en) | 2023-02-08 | 2023-02-08 | 10kv high-voltage electricity taking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219204197U (en) |
-
2023
- 2023-02-08 CN CN202320156466.5U patent/CN219204197U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219204197U (en) | 10kv high-voltage electricity taking device | |
| CN206876300U (en) | A kind of cable connector core temp measuring system based on monitoring cable grounding electric current | |
| CN208571569U (en) | A kind of insulation blocking with high pressure current-taking function | |
| CN203054054U (en) | High voltage precise direct current transformer | |
| CN201732672U (en) | Harmonic elimination type voltage transformer | |
| CN201629495U (en) | Wall-through shielded bushing of high-voltage switchgear cabinet | |
| CN219678200U (en) | 10KV high-voltage energy-taking sensor | |
| CN212182851U (en) | Metering cabinet | |
| CN210669116U (en) | Photovoltaic box-type substation | |
| CN209641511U (en) | A kind of current transformer preventing suspended voltage | |
| CN103326268A (en) | Mining flame-proof type frequency conversion mobile substation | |
| CN210865855U (en) | Full-protection power transformer | |
| CN204424732U (en) | A kind of high voltage power distributing cabinet changing current transformer position | |
| CN203054055U (en) | High voltage Hall current transformer | |
| CN208336071U (en) | A kind of outdoor high-voltage insulation with high pressure current-taking function | |
| CN114698285A (en) | Stable electrical cabinet reinforced grounding device | |
| CN109038467B (en) | 0.4kV cable quick transfer box | |
| CN207910419U (en) | A kind of convenient data center module bus duct system | |
| CN207925214U (en) | 10KV three-dimensional winding iron core combined transformers | |
| CN209947580U (en) | Voltage transformer with excellent partial discharge performance | |
| CN220796451U (en) | Novel high-reliability electronic voltage transformer | |
| CN211629932U (en) | Monitoring device for intelligent distribution transformer | |
| CN201765930U (en) | Combined power transformer | |
| CN205123102U (en) | Miniaturized looped netowrk cabinet of being furnished with full isolation voltage mutual -inductor on roof | |
| CN215500326U (en) | Device for enhancing interference capability of electrical protection cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |