CN201975863U - Low-voltage intelligent busbar control system - Google Patents

Abstract

The utility model discloses a low pressure intelligence bus control system, its characterized in that: the intelligent bus duct system comprises a bus duct trunk system, an intelligent jack box arranged on the bus duct trunk system, a central controller and a display connected with the central controller, wherein the intelligent jack box and the central controller are connected together through two buses; the intelligent bus bar system has the advantages that the construction is convenient, the overall wiring is neat and attractive, the safety and the reliability of the operation of the bus bar trunk system can be improved, the fault rate is reduced, the manual operation amount is reduced, the real-time electric power bearing conditions of each intelligent bus bar system and each intelligent jack box branch can be collected and analyzed in real time, the accident potential is known, the accident is prevented, and the real central control is realized on the bus bar system; can be widely applied to power supply and distribution systems of high-rise buildings, industrial plants, exhibition halls, hotels and shopping buildings.

Description

Low-voltage intelligent busbar control system

technical field

The utility model relates to the field of low-voltage power supply and distribution of electric power systems, in particular to a low-voltage intelligent busbar control system.

Background technique

In the traditional low-voltage power distribution system, the on-off, overload and short-circuit protection of the main bus duct are realized through the plug-in box installed on the feeder bus. If it is necessary to realize the on-off of the main line of the bus duct under normal conditions, the operator must personally rush to the site where the plug-in box is used, and manually switch on or off the protection device in the plug-in box, which is very inconvenient; in addition, the plug-in box is also It does not have real-time detection of the operating status of the feeder bus, such as the temperature, branch current, and branch voltage of the main bus duct, so it cannot timely and accurately reflect the performance changes of the main bus duct during long-term operation, so that it cannot be prevented in time .

Utility model content

In order to solve the above problems, the utility model provides a low-voltage intelligent busbar control system, which can realize remote closing and opening of the busbar, and can detect the operation status of the trunk line of the busbar in real time.

The technical scheme that the utility model adopts for solving its technical problem is:

The low-voltage intelligent busbar control system is characterized in that it includes a busway trunk line system, an intelligent plug-in box arranged on the busway trunk line system, a central controller and a display connected to the central controller, the intelligent plug-in box and the central control The devices are connected together through two buses.

Wherein, the intelligent plug-in box includes a signal processing unit and a protection device, a temperature sensor, a current sensor and a voltage sensor which are respectively connected with the processing unit and arranged in the trunk line system of the busway.

Further, the signal processing unit includes a D/A conversion module and a signal input module and a signal output module connected to the D/A conversion module; wherein, the temperature sensor, the current sensor and the voltage sensor are connected to the signal input module, and the protection device is directly connected to the signal input module. The D/A conversion modules are connected, and the signal output module is connected to the central controller.

Further, the central controller includes Intel Pentium 4 processor, hard disk, Windows XP operating system and adapter.

Further, the protection device is a circuit breaker, and a shunt release is arranged in the circuit breaker.

Further, the adapter is an RS485 fiber optic converter.

The beneficial effects of the utility model are: the utility model adopts the intelligent plug-in box, adds a signal processing unit, a temperature sensor, a current sensor and a voltage sensor in the original plug-in box, and connects the protection device control circuit with the signal processing unit The temperature signal, current signal and voltage signal collected by each sensor are processed by the signal processing unit and sent to the central controller. Send real-time control commands to the intelligent plug-in box, such as closing and opening, to realize remote control, without the need for operators to go to the plug-in box to use the site to manually switch on or off the protection device in the plug-in box, the system is convenient for construction , the overall wiring is neat and beautiful, which can improve the safety and reliability of the busway trunk line system operation, reduce the failure rate, reduce the amount of manual operation, and can collect and analyze the real-time power load of each intelligent busway system and intelligent plug-in box branches in real time It can be widely used in the power supply and distribution systems of high-rise buildings, industrial plants, exhibition halls, hotels, and commercial buildings.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described:

Fig. 1 is the principle connection block diagram of the utility model embodiment;

Fig. 2 is a schematic diagram of the connection of the utility model embodiment applied to the power distribution system of a high-rise building.

Detailed ways

Referring to Fig. 1, the low-voltage intelligent busbar control system of the present invention includes a busway trunk line system 1, an intelligent plug-in box 2 arranged on the busway trunk line system 1, a central controller 3 and a display 4 connected to the central controller 3 , the intelligent plug-in box 2 and the central controller 3 are connected together through two buses 5 . Further referring to FIG. 2 , there may be multiple intelligent plug-in boxes 2 , one on each floor's bus duct trunk line.

The smart plug box 2 includes a signal processing unit 11 and a protection device 12 , a temperature sensor 13 , a current sensor 14 and a voltage sensor 15 which are respectively connected to the processing unit 11 and installed in the busbar trunking system 1 .

Above-mentioned signal processing unit 11 comprises D/A conversion module 112 and the signal input module 111 that links to each other with D/A conversion module 112 and signal output module 113; Wherein, temperature sensor 13, current sensor 14 and voltage sensor 15 and signal input module 111 The protection device 12 is directly connected to the D/A conversion module 112 , and the signal output module 113 is connected to the central controller 3 .

Above-mentioned central controller 3 can adopt common PC, and it comprises Intel Pentium 4 processor, hard disk, Windows XP operating system and adapter.

The above protection device 12 can be a circuit breaker, especially an electronic circuit breaker provided with a shunt release 121 .

The above-mentioned adapters can use RS485 fiber optic converters.

The above is a specific description of the preferred implementation of the present utility model, but the utility model creation is not limited to the described embodiments, those skilled in the art can also make various equivalent deformations without violating the spirit of the present utility model Or replacement, these equivalent modifications or replacements are all included in the scope defined by the claims of the present application.

Claims (6)

1. low-voltage intelligent bus control system, it is characterized in that: comprise bus duct mains system (1), be arranged on intelligent jack box (2), central controller (3) on the bus duct mains system (1) and the display (4) that links to each other with central controller (3), described intelligent jack box (2) links together by two buses (5) with central controller (3).

2. low-voltage intelligent bus control system according to claim 1 is characterized in that: described intelligent jack box (2) comprises signal processing unit (11) and links to each other with processing unit (11) respectively and be arranged on protective device (12), temperature sensor (13), current sensor (14) and voltage sensor (15) in the bus duct mains system (1).

3. low-voltage intelligent bus control system according to claim 2 is characterized in that: described signal processing unit (11) comprises D/A modular converter (112) and the signal input module (111) and the signal output module (113) that link to each other with D/A modular converter (112); Wherein, temperature sensor (13), current sensor (14) and voltage sensor (15) link to each other with signal input module (111); protective device (12) directly links to each other with D/A modular converter (112), and signal output module (113) is connected to central controller (3).

4. low-voltage intelligent bus control system according to claim 1 is characterized in that: described central controller (3) comprises intel pentium 4 processors, hard disk, Windows XP operating system and adapter.

5. according to claim 2 or 3 described low-voltage intelligent bus control system, it is characterized in that: described protective device (12) is a circuit breaker, is provided with shunt release (121) in this circuit breaker.

6. low-voltage intelligent bus control system according to claim 4 is characterized in that: described adapter is the RS485 optic fiber converter.

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