Multipurpose avionics equipment testing instrument
By designing multi -purpose aviation electronic equipment testing instruments, a radio frequency selection module, power distribution module and network switching module are integrated, which solves the problem of large space occupation caused by multiple components in the existing technology test. More efficient and convenient testing.
Patent Information
- Application Number
- CN202420930371.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-04-30
AI Technical Summary
The prior art requires connecting multiple components during testing, resulting in large space occupancy and inconvenient adjustment.
Design a multi -purpose aviation electronic equipment testing instrument, including box, input port, power distribution module, radio frequency selection module, display screen, network switching module, and heat dissipation module. Network switching simplifies the test process.
This test instrument can simultaneously achieve radio frequency circuit switching, power system power distribution, and network switching, reduce the space occupation of component connection, and improve the convenience and efficiency of testing.
Smart Images
Figure CN222420412U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of testing instruments, in particular to a multi-purpose avionics equipment testing instrument. Background Art
[0002] With the widespread use of power electronic products such as high and low voltage inverters, high voltage SVG, electric bus inverters, photovoltaic inverters, etc., these products are increasingly tested during production testing, installation and commissioning, repair and maintenance, and the requirements for power electronic product testing instruments are getting higher and higher. The testing of many power electronic products or components requires the construction of a relatively complex test platform, which includes voltage regulators, rectifiers, instruments for testing voltage and current, etc.
[0003] Testing electronic equipment in the laboratory requires simultaneous testing of power supply system, RF channel switching, and network channel switching. However, there is no equipment on the market that has RF circuit switching, power supply distribution, and network switching. As a result, multiple components need to be connected during testing, which takes up a lot of space and is inconvenient to adjust. Utility Model Content
[0004] The utility model aims to provide a multi-purpose avionics equipment testing instrument, which solves the problem that during testing, multiple components need to be connected, which takes up a lot of space and is inconvenient to adjust in the prior art.
[0005] To achieve the above-mentioned purpose, the utility model provides a multi-purpose avionics equipment test instrument, comprising a box, two input ports and a plurality of power distribution modules, wherein the two input ports are connected to the box and are located above the box, and the plurality of power distribution modules are evenly arranged above the box, and each of the power distribution modules comprises two output ports, a voltage and current meter and a circuit breaker, wherein the voltage and current meter is connected to the box and is located on the surface of the box, the two output ports are connected to the box and are located on one side of the voltage and current meter, and the circuit breaker is connected to the box and is located on one side of the output port.
[0006] Among them, the multi-purpose avionics equipment test instrument also includes a radio frequency selection module, which includes a plurality of radio frequency selection switches and three attenuators. The plurality of radio frequency selection switches are connected to the box and are located inside the box, and the three attenuators are connected to the box and are located inside the box.
[0007] Wherein, the multi-purpose avionics equipment testing instrument further comprises a display screen, which is fixedly connected to the box and is located inside the box.
[0008] The multi-purpose avionics equipment test instrument further comprises a network switching module, which is connected to the box and located on one side of the display screen, and a plurality of first interfaces are arranged on the surface of the network switching module.
[0009] Among them, the multi-purpose avionics equipment testing instrument also includes a plurality of second interfaces, a power interface, a switch and a third interface. The plurality of second interfaces are connected to the box and are located on one side of the box. The third interface is connected to the box and is located on one side of the plurality of second interfaces. The power interface is connected to the box and is located on one side of the box. The switch is fixedly connected to the power interface and is located below the power switch.
[0010] The multi-purpose avionics equipment test instrument further includes two handles, which are fixedly connected to the box and are respectively located on two sides of the box, and the cross-section of the handles is C-shaped.
[0011] The multi-purpose avionics equipment test instrument further comprises two heat dissipation modules, which are connected to the box and located at two sides of the box. A plurality of circular holes are arranged at the bottom of the box.
[0012] The multi-purpose avionics equipment test instrument further comprises a plurality of placement boxes, which are fixedly connected to the box body and are respectively arranged below the corresponding first interfaces, and the cross-section of the placement boxes is arranged in a C shape.
[0013] The utility model discloses a multi-purpose avionics equipment testing instrument, wherein two input ports are connected to the box and are located above the box, a plurality of power distribution modules are evenly arranged above the box, each of the power distribution modules comprises two output ports, a voltage and current meter and a circuit breaker, the voltage and current meter is connected to the box and is located on the surface of the box, two output ports are connected to the box and are located on one side of the voltage and current meter, the circuit breaker is connected to the box and is located on one side of the output port, power is turned on through the input port, power is outputted from eight groups of output terminals respectively, the voltage meter and the current meter display data of the corresponding output terminals, and an operator can determine and select a radio frequency signal according to demand through the corresponding voltage and current meter. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0015] Figure 1 The utility model is a structural schematic diagram of a multi-purpose avionics equipment testing instrument.
[0016] Figure 2 It is a rear view of the multi-purpose avionics equipment test instrument of the utility model.
[0017] Figure 3 The utility model is a schematic diagram of the internal structure of a multi-purpose avionics equipment test instrument.
[0018] 1-box, 2-input port, 3-output port, 4-voltage and current meter, 5-circuit breaker, 6-RF selection switch, 7-attenuator, 8-display screen, 9-network switching module, 10-first interface, 11-power interface, 12-switch, 13-second interface, 14-handle, 15-heat dissipation module, 16-placement box, 17-third interface. DETAILED DESCRIPTION
[0019] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.
[0020] See also Figures 1 to 3 The utility model provides a multi-purpose avionics equipment test instrument, comprising a box 1, two input ports 2 and a plurality of power distribution modules, wherein the two input ports 2 are connected to the box 1 and are located above the box 1, and the plurality of power distribution modules are evenly arranged above the box 1, and each of the power distribution modules comprises two output ports 3, a voltage and current meter 4 and a circuit breaker 5, wherein the voltage and current meter 4 is connected to the box 1 and is located on the surface of the box 1, the two output ports 3 are connected to the box 1 and are located on one side of the voltage and current meter 4, and the circuit breaker 5 is connected to the box 1 and is located on one side of the output port 3.
[0021] In this embodiment, the power is output from eight groups of output terminals respectively, and the voltage meter and the current meter display the data of the corresponding output terminals. The operator can determine the selection of the radio frequency signal according to the needs through the corresponding voltage and current meter 4.
[0022] Furthermore, the multi-purpose avionics equipment test instrument also includes a radio frequency selection module, which includes a plurality of radio frequency selection switches 126 and three attenuators 7, wherein the plurality of radio frequency selection switches 126 are connected to the box 1 and are located inside the box 1, and the three attenuators 7 are connected to the box 1 and are located inside the box 1.
[0023] In this embodiment, the plurality of RF selection switches 126 and the attenuators 7 are switched step by step, and different signals are output through eight groups of output terminals, thereby improving the practicality of the present invention.
[0024] Furthermore, the multi-purpose avionics equipment testing instrument further comprises a display screen 8 , which is fixedly connected to the box 1 and is located inside the box 1 .
[0025] In this embodiment, the operator adjusts the radio frequency signal according to the demand through the display screen 8.
[0026] Furthermore, the multi-purpose avionics equipment test instrument further comprises a network switching module 9 , which is connected to the housing 1 and is located on one side of the display screen 8 , and a plurality of first interfaces are disposed on the surface of the network switching module 9 .
[0027] In this embodiment, the corresponding electrical components are connected to the network switching module 9 through the first interface, and a finished network switch is used to implement network switching.
[0028] Furthermore, the multi-purpose avionics equipment test instrument also includes a plurality of second interfaces 13, a power interface 11, a switch 12 and a third interface 17, wherein the plurality of second interfaces 13 are connected to the box 1 and are located on one side of the box 1, the third interface 17 is connected to the box 1 and is located on one side of the plurality of second interfaces 13, the power interface 11 is connected to the box 1 and is located on one side of the box 1, and the switch 12 is fixedly connected to the power interface 11 and is located below the power switch 12.
[0029] In this embodiment, the power interface 11 provides power to the components, and the switch 12 controls the connection or disconnection of each power supply.
[0030] Furthermore, the multi-purpose avionics equipment test instrument further comprises two handles 14 , which are fixedly connected to the box body 1 and are respectively located on two sides of the box body 1 , and the cross section of the handles 14 is C-shaped.
[0031] In this embodiment, the two handles 14 are provided to facilitate the movement of the box body 1 . The box body 1 can be rotated to a proper position by the two handles 14 , thereby improving the practicality of the present invention.
[0032] Furthermore, the multi-purpose avionics equipment test instrument further comprises two heat dissipation modules 15 , which are connected to the box 1 and are located on both sides of the box 1 , and a plurality of circular holes are arranged at the bottom of the box 1 .
[0033] In this embodiment, the two heat dissipation modules 15 ventilate the interior of the box 1 to remove the heat inside the box 1 .
[0034] Furthermore, the multi-purpose avionics equipment test instrument further comprises a plurality of placement boxes 16, which are placed and fixedly connected to the box body 1 and are respectively arranged below the corresponding first interfaces, and the cross-section of the placement boxes 16 is arranged in a C-shape.
[0035] In this embodiment, when connecting external components, the drawings recording the corresponding information are placed in the placement box 16 to prevent the operator from forgetting the corresponding information of the electrical components due to too many connected lines.
[0036] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.
Claims
1. A multi-purpose avionics equipment test instrument, comprising a box, characterized in that: It includes two input ports and a plurality of power distribution modules, the two input ports are connected to the box and are located above the box, the plurality of power distribution modules are evenly arranged above the box, each of the power distribution modules includes two output ports, a voltage and current meter and a circuit breaker, the voltage and current meter is connected to the box and is located on the surface of the box, the two output ports are connected to the box and are located on one side of the voltage and current meter, and the circuit breaker is connected to the box and is located on one side of the output port.
2. The multi-purpose avionics equipment test instrument as claimed in claim 1, characterized in that: The multi-purpose avionics equipment test instrument also includes a radio frequency selection module, which includes a plurality of radio frequency selection switches and three attenuators. The plurality of radio frequency selection switches are connected to the box and are located inside the box, and the three attenuators are connected to the box and are located inside the box.
3. The multi-purpose avionics equipment test instrument as claimed in claim 2, characterized in that: The multi-purpose avionics equipment testing instrument further comprises a display screen, which is fixedly connected to the box and is located inside the box.
4. The multi-purpose avionics equipment test instrument as claimed in claim 3, characterized in that: The multi-purpose avionics equipment test instrument further comprises a network switching module, which is connected to the box and located on one side of the display screen, and a plurality of first interfaces are arranged on the surface of the network switching module.
5. The multi-purpose avionics equipment test instrument as claimed in claim 4, characterized in that: The multi-purpose avionics equipment test instrument also includes a plurality of second interfaces, a power interface, a switch and a third interface. The plurality of second interfaces are connected to the box and are located on one side of the box. The third interface is connected to the box and is located on one side of the plurality of second interfaces. The power interface is connected to the box and is located on one side of the box. The switch is fixedly connected to the power interface and is located below the switch.
6. The multi-purpose avionics equipment test instrument as claimed in claim 5, characterized in that: The multi-purpose avionics equipment test instrument further comprises two handles, which are fixedly connected to the box and respectively located at two sides of the box, and the cross-section of the handles is arranged in a C shape.
7. The multi-purpose avionics equipment test instrument as claimed in claim 6, characterized in that: The multi-purpose avionics equipment test instrument further comprises two heat dissipation modules, which are connected to the box and are located at two sides of the box. A plurality of circular holes are arranged at the bottom of the box.
8. The multi-purpose avionics equipment test instrument as claimed in claim 7, characterized in that: The multi-purpose avionics equipment test instrument further comprises a plurality of placement boxes, which are fixedly connected to the box body and are respectively arranged below the corresponding first interfaces, and the cross section of the placement boxes is arranged in a C shape.