CN214153752U

CN214153752U - Electric integrated control cabinet

Info

Publication number: CN214153752U
Application number: CN202023089689.XU
Authority: CN
Inventors: 张久正; 胡从涛; 黄荣硕
Original assignee: Qingdao Qingzheng Electronic Equipment Co ltd
Current assignee: Qingdao Qingzheng Electronic Equipment Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-07
Anticipated expiration: 2030-12-18

Abstract

The embodiment of the utility model provides an electric integrated control cabinet, include: go up case, nowel and door plant, upward be equipped with air conditioning module, generator module, lighting module and PLC in the incasement, air conditioning module the generator module with lighting module by PLC control, the incasement is equipped with direct current power consumption control module and exchanges power consumption control module, direct current power consumption control module includes voltage monitoring module, voltage monitoring module with the PLC electricity is connected, it includes external power supply, even hangs power, No. I diesel generating set power and No. II diesel generating set power to exchange power consumption control module, exchange power consumption control module with the PLC electricity is connected, the door plant is touch-sensitive screen control panel, be equipped with pilot lamp, display instrument table and power supply circuit breaker on the door plant. The utility model provides an electric integrated control cabinet has simplified the control logic of circuit, and the overall arrangement is more clear simple.

Description

Electric integrated control cabinet

Technical Field

The utility model relates to an electric integrated control cabinet technical field, in particular to electric integrated control cabinet.

Background

With the improvement of the requirement on the comfort level of the train and the continuous updating and development of the electric equipment, the electric equipment in the train is continuously increased, and the required power distribution equipment is more complicated and dispersed; the functions of power generation, power transmission, power distribution, air conditioning and the like need to be controlled and protected in one carriage, and the space in a train is narrow and the devices needing to be controlled are various; the problem of how to control the various load devices in a vehicle cabin more safely and conveniently is becoming more pronounced.

The scheme of the control system of the current train electric equipment mainly comprises the following schemes:

distributed train power supply control system: independent control boxes are respectively arranged for generator control, illumination control, power supply control and air conditioner control in the railway passenger car and are dispersedly arranged beside each electric device to realize the control of the electric device. The control box uses pure logic circuit as control mode to realize the control of electric equipment of passenger car. However, the control system scheme has high failure rate and poor equipment stability when in use, and often causes no-cause damage to the equipment; the control equipment is installed dispersedly and is respectively installed near each electric equipment, so that the electric control of the train equipment can be realized by the common operation of a plurality of persons, which wastes time and labor; control system wiring is mixed and disorderly in the loaded down with trivial details cabinet of equipment operation, has brought very big potential safety hazard to the power consumption safety in the train.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric integrated control cabinet has simplified the control logic of circuit, and the overall arrangement is more clear simple.

In order to solve the technical problem, the utility model discloses a technical scheme does:

the embodiment of the utility model provides an electric integrated control cabinet, include: go up case, nowel and door plant, upward be equipped with air conditioning module, generator module, lighting module and PLC in the incasement, air conditioning module the generator module with lighting module by PLC control, the incasement is equipped with direct current power consumption control module and exchanges power consumption control module, direct current power consumption control module includes voltage monitoring module, voltage monitoring module with the PLC electricity is connected, it includes external power supply, even hangs power, No. I diesel generating set power and No. II diesel generating set power to exchange power consumption control module, exchange power consumption control module with the PLC electricity is connected, the door plant is touch-sensitive screen control panel, be equipped with pilot lamp, display instrument table and power supply circuit breaker on the door plant.

Preferably, still include power supply conversion control module, power supply conversion control module is used for right external power supply connect the power with linking, I diesel generating set power with II diesel generating set power supply interlock and protection.

Preferably, the PLC is configured to control cooling and heating of the air conditioner according to a preset temperature curve.

Preferably, the voltage monitoring module is used for alarming and reminding when the battery voltage is smaller than a first set value, and starting the power supply of the No. I diesel generator set and the power supply of the No. II diesel generator set through the PLC when the battery voltage is smaller than a second set value.

Preferably, the display instrument is used for displaying the power supply voltage and current in real time.

By adopting the technical scheme, the control circuits of the generator control, the illumination control, the power supply control and the air conditioner control are redesigned and arranged, a PLC control system is additionally designed, the control logic of the circuit is greatly simplified, and the display of various circuit protection and current and voltage indicator lamps is increased. The control panel is characterized in that each functional block of each electric device is logically integrated, all control functions are integrated in one control cabinet, components frequently operated are moved to the outside of the control cabinet, and an operation panel form is manufactured, so that the operation and observation of the control panel are more convenient. The circuit has the advantages of simple wiring, high reliability, low power consumption, universality, flexibility and the like. The safety, operability and attractiveness of the electrical equipment are greatly improved, the upgrading and integration of the control function are realized under a new technical scheme, the safety of the equipment and personnel can be better guaranteed, and the operation is simpler and more convenient.

Drawings

Fig. 1 is a block diagram of an electrical integrated control cabinet according to an embodiment of the present invention.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.

In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless otherwise specified.

An embodiment of the utility model provides an electric integrated control cabinet, as shown in FIG. 1, include: go up the case, nowel and door plant, go up the incasement and be equipped with air conditioning module, generator module, lighting module and PLC, air conditioning module, generator module and lighting module are controlled by PLC, the incasement is equipped with electric control module for direct current and exchanges with the electricity control module, the electric control module for direct current includes voltage monitoring module, voltage monitoring module is connected with the PLC electricity, it includes external power supply to exchange with the electricity control module, even hang the power, No. I diesel generating set power and No. II diesel generating set power, it is connected with the PLC electricity to exchange with the electricity control module, the door plant is touch-sensitive screen control panel, be equipped with the pilot lamp on the door plant, display instrument and power supply circuit breaker.

Wherein, the power supply of the direct current power utilization control module is provided by a battery.

Specifically, the air conditioning module comprises an air conditioner, the air conditioner is divided into a KLD-40(Y) (between objects) and a KLD-09(Y) (living area), operation control is mainly carried out by means of a PLC, dynamic detection of current, resistance and other conditions can be carried out on a passenger car air conditioning unit, corresponding protective measures can be taken immediately under the condition that the unit breaks down, problems can be reflected by data on a display screen, and a basis of targeted maintenance can be provided for crew members.

As a preferred embodiment, the system further comprises a power supply conversion control module, wherein the power supply conversion control module is used for interlocking and protecting the power supply of the external power supply, the coupling power supply, the power supply of the diesel generating set I and the power supply of the diesel generating set II.

Specifically, the alternating current control part is provided with an external power supply, a coupling power supply, a No. I diesel generator set power supply and a No. II diesel generator set power supply which are input for supplying power in four ways; and the power supply is respectively supplied to the load room, the living area and the three paths of output loads connected and hung. The four-way input can not have any two-way output to the same way at the same time, when the existing one-way input is output to a certain way, the other-way input is interlocked to the output of the certain way; the external power supply and the diesel generator set power supply can not supply power to the loading room and the living area after supplying power to the connection; if the hitching line is live, the outputs of the other inputs to the hitching will be interlocked; the external power supply, the diesel generator set and the connecting power supply can respectively supply power to the loading room and the living area, but at the moment, if the air conditioner in the loading room works in a heating state, the living area only keeps supplying power to the air conditioner and the load 2, and the load 1 in the living room is automatically cut off; the whole alternating current power supply system adopts two modes of manual control and PLC automatic control.

In a preferred embodiment, the PLC is configured to control cooling and heating of the air conditioner according to a preset temperature profile.

Wherein, the diesel generating set power can each other be for each other reserve, can not be incorporated into the power networks, but the subregion supplies power simultaneously: the two units can be automatically started or manually operated, and the manual operation can intervene in the whole automatic working process at any time; the automatic control function of the self-starting low-temperature heater is set to ensure the use of the unit under the low-temperature condition, the temperature between the objects is controlled in a closed-loop control function under the PLC automatic state, and the on-off of the diesel generating set and the air conditioning unit can be controlled according to a set value.

As a preferred embodiment, the voltage monitoring module is used for alarming and reminding when the voltage of the battery is smaller than a first set value, and starting a power supply of a No. I diesel generator set and a power supply of a No. II diesel generator set through a PLC to supply power and charge when the voltage of the battery is smaller than a second set value.

As a preferred embodiment, the display instrument is used for displaying the supply voltage and current in real time.

The door plate of the electrical integrated control cabinet integrates the functions of power supply conversion control, air conditioning unit power utilization control, direct current control power utilization control, alternating current power utilization control, emergency power supply power utilization control, illumination power utilization control, diesel generator set monitoring control and the like, the touch screen receives various instructions and automatically executes corresponding operation steps, and the display instrument displays the power supply voltage and current of the passenger car in real time and diagnoses, displays or protects various faults occurring in the operation of an electrical system in time.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. An electrical integrated control cabinet, comprising: go up case, nowel and door plant, upward be equipped with air conditioning module, generator module, lighting module and PLC in the incasement, air conditioning module the generator module with lighting module by PLC control, the incasement is equipped with direct current power consumption control module and exchanges power consumption control module, direct current power consumption control module includes voltage monitoring module, voltage monitoring module with the PLC electricity is connected, it includes external power supply, even hangs power, No. I diesel generating set power and No. II diesel generating set power to exchange power consumption control module, exchange power consumption control module with the PLC electricity is connected, the door plant is touch-sensitive screen control panel, be equipped with pilot lamp, display instrument table and power supply circuit breaker on the door plant.

2. The electrical integrated control cabinet of claim 1, further comprising a power supply conversion control module, wherein the power supply conversion control module is used for interlocking and protecting the power supply of the external power supply, the coupling power supply, the power supply of the diesel generating set I and the power supply of the diesel generating set II.

3. The electrical integrated control cabinet of claim 1, wherein the display instrument is configured to display the supply voltage and current in real time.