Large-screen power supply remote control system for central control room

Abstract

The utility model relates to the technical field of circuits and control, and discloses a central control room large screen power supply remote control system which comprises a three-phase power supply, a wireless receiver, a controller and a remote controller, the three-phase power supply is connected to a power supply interface of a central control room large screen through a contactor, the wireless receiver and the controller are installed on the contactor, and the remote controller is connected with the wireless receiver. The wireless receiver is connected to the controller, a coil of the contactor is connected to the controller, the wireless receiver and the controller are powered by a three-phase power supply, the remote controller and the wireless receiver realize information wireless pairing transmission, and the controller is used for powering on or powering off the coil of the contactor according to a signal received by the wireless receiver. And the contactor is turned on or turned off, so that the central control room large screen is turned on and turned off. According to the utility model, the contactor is arranged on the power supply of the central control screen, and the on-off of the contactor is controlled by the remote controller, so that the opening and closing of the central control screen are controlled.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit and control technical field, especially a kind of central control room large screen power remote control system. BACKGROUND

[0002] Large factory area, control center will use central control large screen.For example, the central control room of applicant, uses 9 60 inch large television screen to combine into a large central control screen, is embedded in the image wall that is decorated in advance, and the entire large screen power is from the power distribution room directly coming one way 4 square power line.Due to the consideration of security and aesthetics, generally will not install control box on the edge of large screen.

[0003] However, central control operator needs to close air switch in power distribution room after work, which is troublesome, and operator does not have electrician certificate, which is not in line with standard to enter power distribution room to operate, and there is safety hazard. UTILITY MODEL CONTENT

[0004] The utility model aims at solving above-mentioned problem, provide a kind of central control room large screen power remote control system, contactor is set on the power of central control screen, and the opening and closing of central control screen are realized by the on-off of contactor controlled by remote controller.

[0005] The technical scheme adopted by the utility model is:

[0006] A kind of central control room large screen power remote control system, characterized by, including three-phase power supply, wireless receiver, controller and remote controller, the three-phase power supply is connected to the power interface of central control room large screen by contactor, the wireless receiver and controller are installed on the contactor, the wireless receiver is connected to controller, the coil of contactor is connected to controller, the wireless receiver and controller are powered by three-phase power supply, the remote controller and wireless receiver realize information wireless pairing transmission, the controller is powered on or powered off to the coil of contactor according to the signal received by wireless receiver, opens or closes contactor, so that the central control room large screen realizes start and shutdown.

[0007] Further, the three-phase power supply is connected to a row of plugs by contactor, and the power line of the central control room large screen is connected to the row of plugs.

[0008] Further, 32A leakage protector is installed between the three-phase power supply and the contactor.

[0009] Further, the wireless receiver and remote controller communicate data by Bluetooth, Wi-Fi or radio frequency signal.

[0010] Further, the three-phase power supply, wireless receiver and controller are arranged in power distribution room.

[0011] Further, the wireless receiver comprises an antenna, which extends outside the power distribution room.

[0012] The utility model has the advantages of:

[0013] (1) changing wired control into wireless control, reducing operation difficulty and requirement of operator;

[0014] (2) more convenient for switching the central control screen, reducing unnecessary start-up, reducing power consumption, prolonging the service life of the screen. BRIEF DESCRIPTION OF DRAWINGS

[0015] ATTACHED Figure 1 is the principle block diagram of the utility model;

[0016] ATTACHED Figure 2 is the circuit schematic diagram of the utility model.

[0017] The labels in the drawings are as follows:

[0018] 1. wireless receiver; 2. remote controller;

[0019] 3. controller; 4. power supply;

[0020] 5. central control screen large screen; 6. power distribution room;

[0021] 7. three-phase power supply; 8. contactor;

[0022] 9. extension socket; 10. antenna. DETAILED DESCRIPTION

[0023] The specific implementation of the utility model of a central control room large screen power remote control system will be described in detail below in combination with the drawings.

[0024] Referring to the drawings, Figure 1 The principle of the patent is that the wireless receiver 1 receives the signal transmitted by the remote controller 2, and the controller 3 controls the power supply 4 of the central control screen large screen 5 according to the signal, realizing the on-off remote control function of the central control screen large screen 5.

[0025] Referring to the drawings, Figure 2The specific implementation process is as follows: the three-phase power supply 7 in the power distribution room 6 is connected to the contactor 8, and then connected to a row of plugs 9, which are used to plug the power supply lines of the large screen 5 of the central control screen. The wireless receiver 1 and the controller 3 are installed on the contactor 8, the wireless receiver 1 is connected to the controller 3, the coil of the contactor 8 is connected to the controller 3, the wireless receiver 1 and the controller 3 are powered by the three-phase power supply 7, the remote controller 2 and the wireless receiver 1 realize wireless pairing transmission of information, and the controller 3 controls the coil of the contactor 8 to be powered on or powered off according to the signal received by the wireless receiver 1, so that the contactor 8 is turned on or turned off, and the large screen of the central control room is turned on or turned off.

[0026] Here, the row of plugs 9 can be cancelled, and the lead of the contactor 8 is directly pulled from the power distribution room 6 to the large screen 5 of the central control screen. In order to prevent accidents such as lightning and electric leakage, a 32A electric leakage protector QF is installed between the three-phase power supply 7 and the contactor 8.

[0027] Here, the wireless receiver 1 and the remote controller 2 communicate data through Bluetooth, Wi-Fi or radio frequency signals. In order to ensure smooth wireless communication, the antenna 10 of the wireless receiver 1 is placed outside the power distribution room 6.

[0028] It should be noted that the circuit control of the present patent all adopts the existing technology, including the technology of the remote controller 2, the technology of the wireless receiver 1 and the technology of the controller 3, which can all use the related content of the existing technology. The above-mentioned content is known to those skilled in the art for its working principle and process, design. The present patent protects the overall technical solution of the components.

[0029] The working process of the present patent is that the staff operates the remote controller 2 to press the on or off button, the remote controller 2 sends the on or off instruction signal to the wireless receiver 1, the wireless receiver 1 transmits the received signal to the controller 3, the controller 3 analyzes the signal as a valid signal, and then controls the current of the electromagnetic coil of the contactor 8 to be conducted according to the signal, so as to realize the attraction or disconnection of the contact system, and complete the on or off designation of the large screen of the central control room.

[0030] The above is only the preferred embodiment of the present application, and it should be pointed out that for those skilled in the art, without departing from the principle of the present application, some improvements and refinements can be made, which should also be regarded as the protection range of the present application.

Claims

1. A central control room large-screen power remote control system, characterized in that: It comprises a three-phase power supply, a wireless receiver, a controller and a remote controller, the three-phase power supply is connected to the power interface of the large screen in the control room through a contactor, the wireless receiver and the controller are installed on the contactor, the wireless receiver is connected to the controller, the coil of the contactor is connected to the controller, the wireless receiver and the controller are powered by the three-phase power supply, the remote controller and the wireless receiver realize information wireless pairing transmission, the controller energizes or de-energizes the coil of the contactor according to the signal received by the wireless receiver, opens or closes the contactor, and makes the large screen in the control room realize power-on and power-off.

2. The power remote control system for large screen in the control room according to claim 1, characterized in that: The three-phase power supply is connected to a power strip through a contactor, and the power cord of the large screen in the control room is connected to the power strip.

3. The power remote control system for large screen of a control room according to claim 1, characterized in that: A 32A leakage protector is installed between the three-phase power supply and the contactor.

4. A power remote control system for a large screen in a control room according to any one of claims 1 to 3, characterized in that: The wireless receiver and the remote controller communicate data through Bluetooth, Wi-Fi or radio frequency signals.

5. A power remote control system for a large screen in a control room according to any one of claims 1 to 3, characterized in that: The three-phase power supply, the wireless receiver and the controller are arranged in the power distribution room.

6. A power remote control system for a large screen in a control room according to claim 5, characterized in that: The wireless receiver comprises an antenna which extends out of the power distribution room.

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