LED lighting system test board in airplane passenger cabin

Abstract

The utility model relates to a testboard for an LED lighting system in an airplane passenger cabin, and belongs to the technical field of airplane lighting system testing. Comprising a control panel, a controller, connectors, a display screen, a universal meter interface and function keys, wherein the connectors comprise an external power supply connector J1, an LED machine part power supply connector J2 and an LED machine part communication connector J3; the plurality of function keys are convenient for testing different working modes and working states of the lighting system, and the universal meter interface is used for being connected with a universal meter and used for monitoring the working state current of the LED lamp; during testing, after the control panel is connected with the LED lighting system in the airplane passenger cabin, whether various working states and modes of the LED lighting system are normal or not can be tested, faults are eliminated, and normal use of the LED lighting system in the airplane passenger cabin is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of aircraft lighting system testing, and in particular relates to a test bench for an LED lighting system in an aircraft cabin. Background Art

[0002] In recent years, airplanes have become increasingly popular as a means of transportation with high speed and environmental friendliness. To improve aircraft safety, various test benches are needed to analyze aircraft functions before use, including aircraft lighting system test benches. For example, the LED lighting system within the passenger cabin, used to illuminate the cabin, requires testing, inspection, and troubleshooting to ensure proper operation. Therefore, the present invention provides an aircraft cabin LED lighting system test bench to test the aircraft cabin LED lighting system and ensure proper operation. Summary of the Invention

[0003] To overcome the problems mentioned in the background art, the present invention provides an aircraft cabin LED lighting system test bench. The present invention can test the various operating states and modes of the aircraft cabin LED lighting system to ensure normal operation, troubleshoot faults, and ensure the normal operation of the aircraft cabin LED lighting system.

[0004] To achieve the above-mentioned purpose, the present invention is implemented through the following technical scheme: a test bench for the LED lighting system in an aircraft cabin includes a control panel 1, a controller 2, a connector 3, a display screen 4, a multimeter interface 5 and function buttons 6, the connector 3 includes an external power connector J1, an LED machine power connector J2 and an LED machine communication connector J3, the external power connector J1, the LED machine power connector J2, the LED machine communication connector J3, the display screen 4, the multimeter interface 5 and the function buttons 6 are all arranged on the control panel 1, and the connector 3, the display screen 4, the multimeter interface 5 and the function buttons 6 are all connected to the controller 2.

[0005] Furthermore, the controller 2 uses an STM32F103C8T6 single chip microcomputer.

[0006] Furthermore, the controller 2 is connected to a communication circuit, which includes communication chips ISO1050 and ISO3082. The ISO1050 communication chip is connected to the ISO3082 communication chip, and the controller 2 is connected to the communication chips ISO1050 and ISO3082 through pins. The communication chips ISO1050 and ISO3082 are connected to the LED lighting system through the LED component communication connector J3.

[0007] Furthermore, the display screen 4 uses a 12864 liquid crystal display screen.

[0008] Furthermore, the controller 2 is also connected to a power supply circuit.

[0009] Furthermore, the controller 2 is also connected to a storage circuit, and the storage circuit uses a FLASH chip.

[0010] Beneficial effects of the utility model:

[0011] After the control panel is connected to the LED lighting system in the aircraft cabin, the utility model can conveniently test various working states and modes of the LED lighting system through various function buttons to determine whether they are normal, eliminate faults, and ensure the normal use of the LED lighting system in the aircraft cabin. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the test system of the utility model.

[0013] Figure 2 It is a schematic diagram of the control panel of the present utility model.

[0014] Figure 3 This is a schematic diagram of the test system interface of the utility model.

[0015] Figure 4 This is a schematic diagram of the power supply circuit of the utility model.

[0016] Figure 5 It is a schematic diagram of a display screen of the present utility model.

[0017] Figure 6 This is a communication schematic diagram of the utility model.

[0018] Figure 7 This is a schematic diagram of the controller circuit of the utility model.

[0019] Figure 8 This is a schematic diagram of the test startup of the utility model.

[0020] Figure 9 This is a schematic diagram of the RGB test of the utility model.

[0021] Figure 10 This is a schematic diagram of the WWA test of the present utility model.

[0022] Figure 11 This is a schematic diagram of the LED test of the present invention.

[0023] Figure 12 This is a second schematic diagram of the LED test of the present invention.

[0024] Reference numerals: control panel 1, controller 2, connector 3, display screen 4, multimeter interface 5, function button 6 in the figure. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding by technicians.

[0026] like Figure 1-12 The utility model discloses a test bench for an LED lighting system in an aircraft cabin, which comprises a control panel 1, a controller 2, a connector 3, a display screen 4, a multimeter interface 5 and function buttons 6. The connector 3 comprises an external power connector J1, an LED component power connector J2 and an LED component communication connector J3. The external power connector J1, the LED component power connector J2, the LED component communication connector J3, the display screen 4, the multimeter interface 5 and the function buttons 6 are all arranged on the control panel 1. The connector 3, the display screen 4, the multimeter interface 5 and the function buttons 6 are all connected to the controller 2. The function buttons 6 comprise Multiple, including buttons (S1, S2, T1-T8), are convenient for testing different working modes and working states of the lighting system. The multimeter interface 5 is used to connect a multimeter to monitor the working state current of the LED lamp; the control panel is also provided with an interface D1 for panel upgrade and maintenance; the external power connector J1 is used to connect an external 115V power supply; when testing, the control panel is connected to the LED lighting system in the aircraft cabin through the LED mechanism power connector J2 and the LED mechanism communication connector J3 to power the LED mechanism and send control signals. It can test whether the various working states and modes of the LED lighting system are normal, eliminate faults, and ensure the normal use of the LED lighting system in the aircraft cabin.

[0027] The controller 2 uses an STM32F103C8T6 single chip microcomputer.

[0028] The controller 2 is connected to a communication circuit, which includes communication chips ISO1050 and ISO3082. The ISO1050 communication chip is connected to the ISO3082 communication chip, and the controller 2 is connected to the communication chips ISO1050 and ISO3082 through pins. The communication chips ISO1050 and ISO3082 are connected to the LED lighting system through the LED component communication connector J3; the controller 2 is connected to the communication circuit to facilitate communication control between the controller and the lighting system.

[0029] The display screen 4 uses a 12864 liquid crystal display screen; the display screen is used to display the current working status.

[0030] The controller 2 is also connected to a power supply circuit; the power supply circuit includes a K7805M-1000R3 power module and an ASM1117 voltage regulator chip to provide a stable voltage.

[0031] The controller 2 is also connected to a storage circuit, and the storage circuit uses a W25Q128FLASH chip.

[0032] Working process:

[0033] The working principle of the utility model is as follows: first initialize the test bench and disconnect the power supply; connect the test bench to the LED lighting system through the control panel 1 and connect the multimeter; after the connection is completed, turn on the power switch of the external power connector J1 and start the test bench. Figure 8 , and wait for the test bench to complete self-test and enter the test, such as Figure 9 , use button S2 to switch between RGB and WWA modes, and use buttons T1-T8 to select different states, such as Figure 9 and Figure 10 , check whether the working status of LED parts is consistent; LED parts normal working mode test: switch the test mode by pressing button S1, such as Figure 11 According to the test type, press button S2 to switch between LED test 1 and LED test 2 modes, and press buttons T1-T4 to select different states, such as Figure 11 and Figure 12 , check whether the working status of the LED parts is consistent; check whether the LED lighting system is working normally and whether there is any fault.

[0034] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and are not limiting. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the present invention.

Claims

1. A test bench for LED lighting systems in aircraft cabins, characterized by: The aircraft cabin LED lighting system test bench comprises a control panel (1), a controller (2), a connector (3), a display screen (4), a multimeter interface (5) and function buttons (6), wherein the connector (3) comprises an external power connector J1, an LED component power connector J2 and an LED component communication connector J3, and the external power connector J1, the LED component power connector J2, the LED component communication connector J3, the display screen (4), the multimeter interface (5) and the function buttons (6) are all arranged on the control panel (1), and the connector (3), the display screen (4), the multimeter interface (5) and the function buttons (6) are all connected to the controller (2).

2. The aircraft cabin LED lighting system test bench according to claim 1, characterized in that: The controller (2) uses an STM32F103C8T6 single chip microcomputer.

3. The aircraft cabin LED lighting system test bench according to claim 1, characterized in that: The controller (2) is connected to a communication circuit, the communication circuit includes communication chips ISO1050 and ISO3082, the ISO1050 communication chip is connected to the ISO3082 communication chip, and the controller (2) is connected to the communication chips ISO1050 and ISO3082 through pins, and the communication chips ISO1050 and ISO3082 are connected to the LED lighting system through the LED component communication connector J3.

4. The aircraft cabin LED lighting system test bench according to claim 1, characterized in that: The display screen (4) uses a 12864 liquid crystal display screen.

5. The aircraft cabin LED lighting system test bench according to claim 1, characterized in that: The controller (2) is also connected to a power supply circuit.

6. The aircraft cabin LED lighting system test bench according to claim 1, characterized in that: The controller (2) is also connected to a storage circuit, and the storage circuit uses a FLASH chip.

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