CN205509341U - Novel box transformer device - Google Patents

Abstract

The utility model discloses a novel box transformer device, door magnetic switch is installed in the left side of box, the inner chamber of box has set gradually hyperbaric chamber, transformer room, measuring room and low -pressure chamber by a left side to the right side, the transformer is installed to the inner chamber of transformer room, pegs graft and have the low pressure generating line in the bottom of transformer, and the low pressure generating line runs through the inner chamber that the measurement room extended to the low -pressure chamber, the inner chamber of low -pressure chamber has down set gradually low pressure wiring cabinet, low pressure be qualified for the next round of competitions cabinet and low pressure capacitor box by last, and the outer wall of low pressure wiring cabinet is connected with the other end of low pressure generating line, be provided with current transformer and circuit breaker on the outer wall of measuring room inner chamber middle and low voltage generating line, this novel box transformer device realizes the real time monitoring to the substation operation circumstances through the measuring room, when improving transformer substation's transmission of electricity efficiency, has guaranteed the steady normal operation of transformer substation, has avoided electricity stealing phenomenon's emergence simultaneously, has reduced because of stealing the electric current waste that the electricity led to the fact.

Description

A new box-type transformer device

technical field

The utility model relates to the technical field of electric power, in particular to a novel box-type power transformation device.

Background technique

The box-type substation is a factory prefabricated outdoor compact distribution unit that integrates high-voltage switchgear, distribution transformer and low-voltage power distribution device, and connects high-voltage switchgear, distribution transformer and low-voltage power distribution device according to a certain wiring scheme. Electrical equipment, which organically combines functions such as high-voltage power receiving, transformer step-down, and low-voltage power distribution, and is installed in a moisture-proof, rust-proof, dust-proof, rodent-proof, fire-proof, anti-theft, heat-insulated, fully enclosed, and movable The steel structure box is fully enclosed and is suitable for urban network construction and renovation. It is a new type of substation after the civil substation. It is suitable for mines, factories, enterprises, oil and gas fields and wind power stations. However, the box-type substation in the prior art does not take any anti-stealing measures, and is often affected by temperature and humidity to affect the work of the substation. Therefore, we propose a new box-type substation device.

Utility model content

The purpose of this utility model is to provide a novel box-type power transformer to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a new type box-type power transformation device, including a box body, a cover plate is installed on the top of the box body, and a wire inlet hole is opened on the box body, and the box body A door magnetic switch is installed on the left side of the box body, and the inner cavity of the box body is provided with a high-voltage room, a transformer room, a metering room and a low-voltage room in sequence from left to right, and a transformer is installed in the inner cavity of the transformer room, and the transformer’s The bottom is plugged with a low-voltage busbar, and the low-voltage busbar runs through the metering room and extends to the inner cavity of the low-voltage room. The inner cavity of the low-voltage room is provided with a low-voltage wiring cabinet, a low-voltage outlet cabinet and a low-voltage capacitor cabinet in sequence from top to bottom, and the low-voltage wiring The outer wall of the cabinet is connected to the other end of the low-voltage busbar. A current transformer and a circuit breaker are arranged on the outer wall of the low-voltage busbar in the cavity of the metering chamber. The electrical output of the current transformer is connected to the A/D data conversion module. The electrical output of the /D data conversion module is connected to the circuit amplification module, and the electrical output of the circuit amplification module is connected to the circuit detection module. A humidity sensor, and the information comparison module is electrically input and connected to the information acquisition module, the single-chip microcomputer is respectively electrically output connected to the storage module, the drive module, the relay and the GPRS transmission module, and the drive module is electrically output connected to the circuit breaker, and the relays are respectively electrically connected The electrical output is connected to the door magnetic switch, the power supply start-stop module and the alarm module, and the electrical output of the GPRS transmission module is respectively connected to the grid monitoring center and the mobile terminal.

Preferably, a high-voltage switch cabinet and a transformer cabinet are installed in the inner cavity of the high-voltage chamber.

Preferably, both the temperature sensor and the humidity sensor are installed at the bottom of the cover plate.

Preferably, the outer wall of the low-voltage busbar is covered with a metal closing device.

Compared with the prior art, the utility model has the beneficial effects that: the new box-type substation device realizes real-time monitoring of the operation of the substation through the metering room, improves the power transmission efficiency of the substation, and also improves the work of the maintenance personnel. Efficiency ensures the smooth and normal operation of the substation, and at the same time avoids the occurrence of electricity theft and reduces the current waste caused by electricity theft.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a functional block diagram of the utility model.

In the figure: 1 box body, 2 cover plate, 3 inlet hole, 4 door magnetic switch, 5 high voltage room, 51 high voltage switch cabinet, 52 transformer cabinet, 6 transformer room, 61 transformer, 7 measuring room, 8 low voltage room, 81 Low-voltage wiring cabinet, 82 low-voltage outlet cabinet, 83 low-voltage capacitor cabinet, 9 low-voltage busbar, 10 current transformer, 11 circuit breaker, 12 A/D data conversion module, 13 circuit amplification module, 14 circuit detection module, 15 single-chip microcomputer, 16 information Comparison module, 17 information collection module, 18 temperature sensor, 19 humidity sensor, 20 storage module, 21 drive module, 22 relay, 23 GPRS transmission module, 24 power grid monitoring center, 25 mobile terminal, 26 power supply start-stop module, 27 alarm module .

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-2, the utility model provides a technical solution: a new box-type power transformation device, including a box body 1, a cover plate 2 is installed on the top of the box body 1, and an opening on the box body 1 There is a wire inlet 3, and a door magnetic switch 4 is installed on the left side of the box body 1, and the inner cavity of the box body 1 is provided with a high-voltage chamber 5, a transformer room 6, a metering room 7 and a low-voltage room 8 in sequence from left to right , the inner chamber of the transformer chamber 6 is equipped with a transformer 61, and the bottom of the transformer 61 is plugged with a low-voltage busbar 9, and the low-voltage busbar 9 extends through the metering chamber 7 to the inner chamber of the low-voltage chamber 8, and the inner chamber of the low-voltage chamber 8 The cavity is provided with a low-voltage wiring cabinet 81, a low-voltage outlet cabinet 82, and a low-voltage capacitor cabinet 83 in sequence from top to bottom, and the outer wall of the low-voltage wiring cabinet 81 is connected to the other end of the low-voltage busbar 9, and the low-voltage busbar 9 in the inner cavity of the metering chamber 7 A current transformer 10 and a circuit breaker 11 are arranged on the outer wall, the electrical output of the current transformer 10 is connected to the A/D data conversion module 12, and the electrical output of the A/D data conversion module 12 is connected to the circuit amplification module 13, And the electrical output of the circuit amplification module 13 is connected to the circuit detection module 14, the electrical output of the circuit detection module 14 is connected to the single-chip microcomputer 15, and the single-chip microcomputer 15 is respectively electrically input and connected to the information comparison module 16, the temperature sensor 18 and the humidity sensor 19, and the information The comparison module 16 is electrically input and connected to the information collection module 17, and the single-chip microcomputer 15 is electrically output and connected to the storage module 20, the drive module 21, the relay 22 and the GPRS transmission module 23 respectively, and the drive module 21 is electrically output connected to the circuit breaker 11, so The electrical output of the relay 22 is respectively connected to the door magnetic switch 4 , the power supply start-stop module 26 and the alarm module 27 , and the electrical output of the GPRS transmission module 23 is respectively connected to the grid monitoring center 24 and the mobile terminal 25 .

Wherein, the inner cavity of the high-voltage chamber 5 is equipped with a high-voltage switch cabinet 51 and a transformer cabinet 52, the temperature sensor 18 and the humidity sensor 19 are installed on the bottom of the cover plate 2, and the outer wall of the low-voltage bus 9 is covered with a metal sealing device.

Fig. 2 has shown the functional block diagram of the present utility model, among the figure, by the principle of the A/D data conversion in the current transformer 10, circuit amplification and circuit detection, information is delivered in the single-chip microcomputer 15, by the collection of information and comparison come Judging the stable operation of each power device in the box 1, when the circuit detects a signal that does not meet the standard or the data sent by the temperature and humidity sensor exceeds the preset value, the information will be inconsistent. At this time, the drive module 21 controls the work of the circuit breaker 11. When the circuit breaker 11 in the metering chamber 7 is disconnected under control, it also cuts off the power supply in the low-voltage chamber 8 to ensure the safe inspection and maintenance of the circuit and avoid the occurrence of the cut-off phenomenon. At the same time, the relay 22 Control the work of the door magnetic switch 4, start the alarm module 27 and the power supply start-stop module 26 to realize the cut-off of the alarm warning and the power supply, and the GPRS transmission module 23 transmits the information to the grid monitoring center 24 and the mobile terminal 25 at the first time, and timely Arrange staff to overhaul and maintain the substation to ensure the normal operation of the power supply.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. A new box-type power transformation device, including a box body (1), the top of the box body (1) is equipped with a cover plate (2), characterized in that: the box body (1) is opened with an inlet line hole (3), and the door magnetic switch (4) is installed on the left side of the box body (1), and the inner cavity of the box body (1) is provided with a high voltage room (5) and a transformer room ( 6), the metering room (7) and the low-voltage room (8), the inner cavity of the transformer room (6) is equipped with a transformer (61), and the bottom of the transformer (61) is plugged with a low-voltage busbar (9), and the low-voltage The bus bar (9) extends through the metering chamber (7) to the inner cavity of the low-voltage chamber (8), and the inner cavity of the low-voltage chamber (8) is provided with a low-voltage wiring cabinet (81) and a low-voltage outlet cabinet (82) from top to bottom. ) and the low-voltage capacitor cabinet (83), and the outer wall of the low-voltage junction cabinet (81) is connected to the other end of the low-voltage busbar (9). A transformer (10) and a circuit breaker (11), the electrical output of the current transformer (10) is connected to the A/D data conversion module (12), and the electrical output of the A/D data conversion module (12) is connected to the circuit The amplification module (13), and the electrical output of the circuit amplification module (13) is connected to the circuit detection module (14), the electrical output of the circuit detection module (14) is connected to the single-chip microcomputer (15), and the single-chip microcomputer (15) is respectively electrically input Connect the information comparison module (16), the temperature sensor (18) and the humidity sensor (19), and the information comparison module (16) is electrically connected to the information collection module (17), and the single-chip microcomputer (15) is electrically output and connected to the storage module (20), driving module (21), relay (22) and GPRS transmission module (23), and the electrical output of the driving module (21) is connected to the circuit breaker (11), and the electrical output of the relay (22) is respectively connected to The door magnetic switch (4), the power supply start-stop module (26) and the alarm module (27), and the GPRS transmission module (23) are respectively electrically output and connected to the grid monitoring center (24) and the mobile terminal (25). 2. A new box-type power transformation device according to claim 1, characterized in that: a high-voltage switch cabinet (51) and a transformer cabinet (52) are installed in the inner cavity of the high-voltage chamber (5). 3. A novel box-type power transformation device according to claim 1, characterized in that: the temperature sensor (18) and the humidity sensor (19) are both installed at the bottom of the cover plate (2). 4. A new type of box-type power transformation device according to claim 1, characterized in that: the outer wall of the low-voltage busbar (9) is covered with a metal sealing device.