CN214506886U - Outdoor high-voltage safety electricity-taking device - Google Patents
Outdoor high-voltage safety electricity-taking device Download PDFInfo
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- CN214506886U CN214506886U CN202120668361.9U CN202120668361U CN214506886U CN 214506886 U CN214506886 U CN 214506886U CN 202120668361 U CN202120668361 U CN 202120668361U CN 214506886 U CN214506886 U CN 214506886U
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Abstract
The utility model provides an outdoor high pressure safety is got electric installation, gets circuit (2) including low pressure with electronic box (1) and high pressure, high pressure is got circuit (2) and is located low pressure with electronic box (1) outer and with low pressure with electronic box (1) insulation isolation, the high pressure input end that circuit (2) were got to high pressure connects the high voltage power supply, the low pressure output that circuit (2) were got to high pressure is connected with the electrical apparatus R that is located low pressure with electronic box (1). The utility model discloses make high-pressure side voltage can't get into the low pressure and use the electronic box in, not only guaranteed the low voltage controller safe operation in the low pressure is with the electronic box, also guaranteed operating personnel's life safety moreover.
Description
Technical Field
The utility model relates to an outdoor high-voltage safety electricity-taking device.
Background
Outdoor high-voltage electricity taking is widely used for outdoor switch equipment, and the existing outdoor switch equipment generally adopts a voltage division mode of connecting a high-voltage capacitor and a low-voltage capacitor in series at home and abroad and then outputs required safe voltage through an isolation transformer. In order to ensure the safety of electricity utilization, in the prior art, a high-voltage capacitor is generally encapsulated in an insulating material (epoxy resin or other insulating materials) and arranged outside an electricity utilization box, the high-voltage capacitor is connected with a high-voltage power supply, and a low-voltage capacitor is introduced into a transformer in a grounding protection shell for isolation through a high-voltage (up to 1000-. The high voltage (up to 1000-.
SUMMERY OF THE UTILITY MODEL
The utility model provides an outdoor high-voltage safety electricity-taking device, which overcomes the defects of the prior art.
The utility model adopts the technical proposal that: the utility model provides an outdoor high pressure safety is got electric installation, gets the circuit including low pressure with electronic box and high pressure, the high pressure is got the circuit and is located the low pressure with electronic box outside and with the insulating isolation of low pressure, the high pressure input end that the circuit was got to the high pressure connects the high voltage power supply, the low pressure output end that the circuit was got to the high pressure is connected with the electrical apparatus R that is located the low pressure with electronic box.
Furthermore, the high-voltage power taking circuit is integrally encapsulated by a high-voltage-resistant insulating material.
Preferably, the high-voltage resistant insulating material is epoxy resin.
Preferably, the high-voltage power-taking circuit comprises a high-voltage capacitor C1, a low-voltage capacitor C2 and an isolation transformer T, one end of the high-voltage capacitor C1 is connected with a high-voltage power supply, the other end of the high-voltage capacitor C1 is connected with one end of the low-voltage capacitor C2 through a high-voltage cable, and the other end of the low-voltage capacitor C2 is grounded; the high-voltage side input end of the isolation transformer T is connected to two ends of a low-voltage capacitor C2, and the low-voltage side output end of the isolation transformer T is arranged in the low-voltage power utilization box and connected with a power utilization device R.
The utility model discloses a get the electric circuit setting with the high pressure outside the low pressure electricity box and with low pressure with the insulating isolation of electric box, make high-pressure side voltage can't get into the low pressure electricity box in, not only guaranteed the low voltage controller safe operation in the low pressure electricity box, guaranteed operating personnel's life safety moreover.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention,
fig. 2 is a schematic diagram of a prior art structure.
Detailed Description
The present invention will be described in detail with reference to fig. 1 and the following detailed description.
The utility model provides an outdoor high voltage safety is got electric installation, gets circuit 2 including low pressure with electronic box 1 and high pressure, high pressure is got circuit 2 and is located low pressure with electronic box 1 outside and with low pressure with electronic box 1 insulation isolation, high pressure is got circuit 2's high voltage input termination high voltage power supply, high pressure is got circuit 2's low pressure output and is located low pressure with electronic apparatus R connection in electronic box 1.
In one embodiment, the high-voltage power circuit 2 is composed of a high-voltage capacitor C1, a low-voltage capacitor C2 and an isolation transformer T, one end of the high-voltage capacitor C1 is connected to a high-voltage power supply, the other end of the high-voltage capacitor C1 is connected to one end of a low-voltage capacitor C2 through a high-voltage cable, and the other end of the low-voltage capacitor C2 is grounded; the high-voltage side input end of the isolation transformer T is connected to two ends of a low-voltage capacitor C2, and the low-voltage side output end is arranged in the low-voltage power utilization box 1 and connected with a power utilization device R. The high-voltage power taking circuit 2 is integrally encapsulated and sealed into a whole through high-voltage-resistant insulating materials. The high-voltage resistant insulating material is preferably epoxy resin.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (4)
1. The utility model provides an outdoor high pressure safety is got electric installation, gets electric circuit (2) including low-voltage with electronic box (1) and high pressure, characterized by: the high-voltage power supply circuit (2) is located outside the low-voltage power utilization box (1) and is insulated and isolated from the low-voltage power utilization box (1), the high-voltage input end of the high-voltage power supply circuit (2) is connected with a high-voltage power supply, and the low-voltage output end of the high-voltage power supply circuit (2) is connected with an electrical appliance R located in the low-voltage power utilization box (1).
2. The outdoor high-voltage safety electricity taking device according to claim 1, which is characterized in that: the high-voltage power taking circuit (2) is integrally encapsulated and sealed into a whole through high-voltage-resistant insulating materials.
3. The outdoor high-voltage safety electricity taking device according to claim 2, characterized in that: the high-voltage-resistant insulating material is epoxy resin.
4. The outdoor high-voltage safety electricity taking device according to claim 1, 2 or 3, characterized in that: the high-voltage power taking circuit (2) consists of a high-voltage capacitor C1, a low-voltage capacitor C2 and an isolation transformer T, one end of the high-voltage capacitor C1 is connected with a high-voltage power supply, the other end of the high-voltage capacitor C1 is connected with one end of a low-voltage capacitor C2 through a high-voltage cable, and the other end of the low-voltage capacitor C2 is grounded; the high-voltage side input end of the isolation transformer T is connected to two ends of a low-voltage capacitor C2, and the low-voltage side output end of the isolation transformer T is arranged in the low-voltage power utilization box (1) and is connected with a power utilization device R.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120668361.9U CN214506886U (en) | 2021-04-01 | 2021-04-01 | Outdoor high-voltage safety electricity-taking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120668361.9U CN214506886U (en) | 2021-04-01 | 2021-04-01 | Outdoor high-voltage safety electricity-taking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214506886U true CN214506886U (en) | 2021-10-26 |
Family
ID=78200037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120668361.9U Active CN214506886U (en) | 2021-04-01 | 2021-04-01 | Outdoor high-voltage safety electricity-taking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214506886U (en) |
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2021
- 2021-04-01 CN CN202120668361.9U patent/CN214506886U/en active Active
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