Airborne radio direction-finding and height-finding module tester

Abstract

The utility model discloses an airborne radio direction-finding height-measuring module tester, comprising a U-shaped main body support; the main body bracket comprises a front panel and a rear panel; a display screen is arranged on the front panel; a power interface, a first electric connector and an audio interface are arranged on the rear panel; the first electric connector is arranged between the power interface and the audio interface and is used for realizing connection and communication with the airborne radio height and direction finding module; the switching panel is arranged at the bottom of the first electric connector and is connected with the rear panel; the switching panel is provided with a DB9 communication port, a network port and a USB interface. The USB interface is used for communication between the tester and an upper computer; the signal processing board is arranged in the main body bracket, and a second electric connector is arranged at the bottom of the signal processing board; and the signal adapter plate is arranged at the bottom end of the signal processing plate, and the signal processing plate is connected and communicated with the signal adapter plate through a second electric connector. The device is high in integration level, small in size, convenient to operate and convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field of airborne radio equipment, in particular to an airborne radio direction finding and height measuring module tester. Background Art

[0002] The airborne radio direction finding and height measurement module includes a height measurement function module and a direction finding function module. The height measurement function module is an electronic device that reflects the current flight altitude of the aircraft, and the direction finding function module is an electronic device that measures the relative position of the aircraft and the ground navigation station.

[0003] Airborne radio direction-finding and height-finding modules need to be repaired and maintained regularly to prevent sensitivity distortion, height and orientation deviation. Currently, there is no corresponding special tester for simultaneous height and direction measurement. The existing test equipment is tested by connecting wires, and its facilities take up a lot of space, are inconvenient to carry in field tests, and have low work efficiency.

[0004] Therefore, designing an airborne radio direction finding and height measurement module tester has become a problem that technical personnel in this field need to solve urgently. Utility Model Content

[0005] The utility model aims to provide an airborne radio direction finding and height measuring module tester, so as to solve the above-mentioned problems existing in the prior art.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] An airborne radio direction-finding and height-finding module tester comprises a main frame in a "U" shape;

[0008] The main body bracket includes a front panel and a rear panel; the front panel is provided with a display screen; the rear panel is provided with a power interface, a first electrical connector and an audio interface; the first electrical connector is provided between the power interface and the audio interface, and is used to connect and communicate with the airborne radio height and direction finding module;

[0009] The transfer panel is arranged at the bottom of the first electrical connector and connected to the rear panel; the transfer panel is provided with a DB9 communication port, a network port and a USB port; the USB port is used for communication between the tester and the host computer;

[0010] A signal processing board is arranged inside the main frame, and a second electrical connector is arranged at the bottom of the signal processing board;

[0011] The signal adapter board is arranged at the bottom end of the signal processing board, and the signal processing board is connected and communicated with the signal adapter board through the second electrical connector.

[0012] In some specific embodiments, the display screen is a capacitive touch screen, which is used to display test data, interfaces and perform program editing.

[0013] In some specific embodiments, three groups of audio interfaces are provided for the tester to output audio and warning height signals.

[0014] In some specific embodiments, the adapter panel is detachably connected to the rear panel of the main support.

[0015] In some specific embodiments, the power interface includes: product main power supply, product backup power supply, and tester power supply; the power interface voltage is 28V.

[0016] In some specific embodiments, it also includes:

[0017] There are two reinforcing plates, which are arranged between the front panel and the rear panel and connected to one end of the front panel and the rear panel away from the signal adapter plate.

[0018] There are two board card slots, which are arranged between the front panel and the rear panel. One end of the board card slot is connected to the reinforcing plate, and the other end away from the reinforcing plate is connected to the bottom plate of the main frame.

[0019] In some specific embodiments, a limiting groove is provided along the length direction of the board slot; and both ends of the signal processing board are provided in the limiting groove.

[0020] In some specific embodiments, it also includes:

[0021] The locking components are arranged at both ends of the board slot and are used to lock the signal processing board in the limiting groove of the board slot.

[0022] In some specific embodiments, the locking component is a locking bar.

[0023] In some specific embodiments, it further includes: a cover plate, which is in a "U" shape, buckled on the top of the main frame, and connected to the main frame;

[0024] The handle is arranged on the top of the cover plate, and both ends are fixedly connected to the top of the cover plate; the handle is made of rubber material.

[0025] The beneficial effects of the utility model are:

[0026] The utility model discloses an airborne radio direction-finding and height-finding module tester, comprising a main frame, which is in a "U" shape; the main frame, which comprises a front panel and a rear panel; a display screen is arranged on the front panel; a power interface, a first electrical connector and an audio interface are arranged on the rear panel; the first electrical connector is arranged between the power interface and the audio interface, and is used to connect and communicate with the airborne radio direction-finding and height-finding module; a transfer panel, which is arranged at the bottom of the first electrical connector and is connected to the rear panel; a DB9 communication port, a network port and a USB interface are arranged on the transfer panel; the USB interface is used for communication between the tester and a host computer; a signal processing board, which is arranged inside the main frame, and a second electrical connector is arranged at the bottom of the signal processing board; a signal transfer board, which is arranged at the bottom of the signal processing board, and the signal processing board is connected and communicated with the signal transfer board through the second electrical connector. The utility model has high integration, compactness, convenient operation and portability. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a working principle diagram of an airborne radio direction-finding and height-measuring module tester of the utility model;

[0028] Figure 2 This is a front structural schematic diagram of an airborne radio direction-finding and height-measuring module tester of the utility model;

[0029] Figure 3 This is a schematic diagram of the back structure of an airborne radio direction-finding and height-measuring module tester of the utility model;

[0030] Figure 4 This is a schematic diagram of the internal structure of an airborne radio direction-finding and height-measuring module tester of the utility model;

[0031] Figure 5 The utility model is a structural schematic diagram of a board slot of an airborne radio direction finding and height measuring module tester.

[0032] In the attached drawings, 1. Main bracket; 2. Cover plate; 3. Handle; 4. Display screen; 5. Power interface; 6. Electrical connector; 7. Audio interface; 8. Adapter panel; 9. DB9 communication port; 10. Network port; 11. USB interface; 12. Power switch; 13. Reinforcement plate; 14. Board slot; 15. Signal processing board; 16. Locking strip; 17. Signal adapter board. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation methods described here are only used to explain the utility model and are not used to limit the utility model.

[0034] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 An airborne radio direction finding and height finding module tester shown includes a main frame 1 in a "U" shape. The main frame 1 includes a front panel and a rear panel. A display screen 4 is provided on the front panel. A power interface 5, a first electrical connector 6 and an audio interface 7 are provided on the rear panel. The first electrical connector 6 is arranged between the power interface 5 and the audio interface 7, and is used to connect and communicate with the airborne radio height finding and direction finding module. An adapter panel 8 is arranged at the bottom of the first electrical connector 6 and is connected to the rear panel; a DB9 communication port 9, a power switch 12, a network port 10 and a USB interface 11 are provided on the adapter panel 8. The USB interface 11 is used for communication between the tester and the host computer. It should be noted here that the DB9 communication port 9 is used as a debugging port, the network port 10 and the USB interface 11 are communication interfaces between the tester and the host computer, and the three interface modes can basically meet all usage conditions.

[0035] The signal processing board 15 is arranged inside the main frame 1, and a second electrical connector 6 is arranged at the bottom of the signal processing board 15. The signal adapter board 17 is arranged at the bottom of the signal processing board 15, and the signal processing board 15 is connected and communicated with the signal adapter board 17 through the second electrical connector 6. The external dimensions of the tester are 210mm×160mm×140mm (length×width×height), and the structure is compact. It occupies a small space and is easy to carry.

[0036] In this embodiment, there are two 28V DC power supplies to respectively power the airborne radio direction finding and height measurement module and the airborne radio direction finding and height measurement module tester. The host computer burns the program and code through the interface of the airborne radio direction finding and height measurement module tester. The height data and direction data of the airborne radio direction finding and height measurement module are output through the audio interface 7 of the airborne radio direction finding and height measurement module tester, completing the product debugging and testing process.

[0037] The test program of the airborne radio direction finding and height measuring module can be written by the host computer and then downloaded to the tester through one of the communication interfaces including DB9 communication port 9, network port 10 and USB port 11. The program can also be written directly through the display screen 4. If the program needs to be modified, it can be modified by the host computer and then downloaded, or it can be modified directly through the display screen 4, which improves the convenience of the test.

[0038] In some specific embodiments, the display screen 4 is a capacitive touch screen, which is used to display test data, interface and program editing. It should be noted that the display screen 4 is a capacitive touch screen, which can display test data and interface, and can also edit programs. It is very convenient to use.

[0039] In some specific embodiments, the audio interface 7 is provided with 3 groups, which are used for the tester to output audio and warning height signals. In this embodiment, the tester outputs audio and warning height signals through the audio interface 7, and 3 groups of audio ports are provided as backup.

[0040] In some specific embodiments, the adapter panel 8 is detachably connected to the rear panel of the main frame 1. It should be noted that the adapter panel 8 is an independent panel with multiple screw holes formed thereon, and is connected to the screw holes on the main frame 1 by screws, and then fixed to the rear panel of the main frame 1. If a new signal adapter board 17 needs to be replaced, only the matching adapter surface needs to be replaced, and the main frame 1 does not need to be reprocessed.

[0041] In some specific embodiments, the power interface 5 includes a main power supply for the product, a backup power supply for the product, and a power supply for the tester. The voltage of the power interface 5 is 28V. It should be noted here that the power interface 5 provides three groups of 28V power interfaces 5, which are the main power supply for the product, the backup power supply for the product, and the power supply for the tester. The product backup power supply serves as a backup for the main power supply of the product, one for use and one for backup, double insurance. The tester power supply, the product main power supply, and the product backup power supply are three independent power supply shielding designs to avoid mutual interference between power supplies and improve the accuracy of product testing.

[0042] In some specific embodiments, it also includes:

[0043] There are two reinforcing plates 13 , which are disposed between the front panel and the rear panel and connected to one end of the front panel and the rear panel away from the signal adapter plate 17 .

[0044] There are two board card slots 14, which are arranged between the front panel and the rear panel. One end of the board card slot 14 is connected to the reinforcing plate 13, and the other end away from the reinforcing plate 13 is connected to the bottom plate of the main frame 1. It should be noted that the board card slot 14 is provided with a threaded hole and is fixedly connected to the threaded holes on the main frame 1 and the reinforcing plate 13 by screws, so that the connection is firm and the disassembly and assembly are convenient.

[0045] In some specific embodiments, a limiting groove is provided along the length direction of the board slot 14; and both ends of the signal processing board 15 are provided in the limiting groove.

[0046] In some specific embodiments, it also includes:

[0047] The locking components are arranged at both ends of the board slot 14 and are used to lock the signal processing board 15 in the limiting grooves of the board slot 14 .

[0048] In some specific embodiments, the locking assembly is a locking bar 16. It should be noted that the locking bar 16 is connected to the signal processing board 15 by screws, and the signal processing board 15 can be fixed and removed by adjusting the screws on the locking bar 16. An electrical connector 6 is provided at the bottom of the signal processing board 15, and communication with the signal adapter board 17 is achieved through the electrical connector 6.

[0049] In some specific embodiments, the device further comprises: a cover plate 2 in a "U" shape, which is buckled on the top of the main frame 1 and connected to the main frame 1. The cover plate 2 is designed in a "U" shape and is connected to the main frame 1 by screws on the left, right and top sides, so that it is easy to disassemble and assemble. After the cover plate 2 is separated, the internal structure is directly displayed, which is convenient for maintenance and replacement of the signal processing board 15.

[0050] The handle 3 is arranged on the top of the cover plate 2, and both ends are fixedly connected to the top of the cover plate 2; the handle 3 is made of rubber material.

[0051] In this embodiment, when installing the signal processing board 15: remove the mounting screws of the cover plate 2 and remove the cover plate 2. When installing the signal processing board 15, slide it downward along the board slot 14 until it is inserted into the electrical connector 6 of the signal adapter board 17, and tighten the locking screws of the locking strip 16 to complete the installation of the signal processing board 15.

[0052] When replacing the signal processing board 15: remove the mounting screws of the cover plate 2 and remove the cover plate 2. Unscrew the locking screws of the locking strip 16, and slide the signal processing board 15 downward along the card slot 14 when installing. After the signal processing board 15 is disengaged, the replacement can be completed according to the installation process of the signal processing board 15.

[0053] When the tester is working normally, the onboard radio direction finding and height measuring module is powered by the main power supply of the product of the power interface 5. When the main power interface 5 has a problem, it can be switched to the product backup power supply.

[0054] When the tester works normally, the audio port and the warning height port of the audio interface 7 output signals. When problems occur with the audio port and the warning height port, the spare port can be switched.

[0055] By adopting the above technical solution disclosed in the utility model, the following beneficial effects are obtained:

[0056] The utility model discloses an airborne radio direction finding and height finding module tester, comprising a main frame 1, which is in a "U" shape; the main frame 1, comprising a front panel and a rear panel; a display screen 4 is arranged on the front panel; a power interface 5, a first electrical connector 6 and an audio interface 7 are arranged on the rear panel; the first electrical connector 6 is arranged between the power interface 5 and the audio interface 7, and is used to connect and communicate with the airborne radio direction finding and height finding module; an adapter panel 8, which is arranged at the bottom of the first electrical connector 6 and connected to the rear panel; a DB9 communication port 9, a network port 10 and a USB interface 11 are arranged on the adapter panel 8; the USB interface 11 is used for communication between the tester and the host computer; a signal processing board 15, which is arranged inside the main frame 1, and a second electrical connector 6 is arranged at the bottom of the signal processing board 15; a signal adapter board 17, which is arranged at the bottom of the signal processing board 15, and the signal processing board 15 is connected and communicated with the signal adapter board 17 through the second electrical connector 6. The utility model has high integration, compactness, convenient operation and portability.

[0057] The above is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. An airborne radio direction finding and height measuring module tester, characterized in that: include: The main frame is "U" shaped; The main body bracket includes a front panel and a rear panel; the front panel is provided with a display screen; the rear panel is provided with a power interface, a first electrical connector and an audio interface; the first electrical connector is provided between the power interface and the audio interface, and is used to connect and communicate with the airborne radio height and direction finding module; A transfer panel is arranged at the bottom of the first electrical connector and connected to the rear panel; the transfer panel is provided with a DB9 communication port, a network port and a USB interface; the USB interface is used for communication between the tester and the host computer; A signal processing board is arranged inside the main frame, and a second electrical connector is arranged at the bottom of the signal processing board; The signal adapter board is arranged at the bottom end of the signal processing board, and the signal processing board is connected and communicated with the signal adapter board through a second electrical connector.

2. The airborne radio direction finding and height measuring module tester according to claim 1, characterized in that: The display screen is a capacitive touch screen, which is used to display test data, interfaces and perform program editing.

3. The airborne radio direction finding and height measuring module tester according to claim 1, characterized in that: The audio interface is provided with 3 groups, which are used for the tester to output audio and warning height signals.

4. The airborne radio direction finding and height measuring module tester according to claim 1, characterized in that: The adapter panel is detachably connected to the rear panel of the main frame.

5. The airborne radio direction finding and height measuring module tester according to claim 1, characterized in that: The power interface includes: product main power supply, product backup power supply, and tester power supply; the power interface voltage is 28V.

6. The airborne radio direction finding and height measuring module tester according to claim 1, characterized in that: Also includes: Two reinforcing plates are provided, which are arranged between the front panel and the rear panel and connected to one end of the front panel and the rear panel away from the signal adapter board; There are two board card slots, which are arranged between the front panel and the rear panel. One end of the board card slot is connected to the reinforcing plate, and the other end away from the reinforcing plate is connected to the bottom plate of the main frame.

7. The airborne radio direction finding and height measuring module tester according to claim 6, characterized in that: A limiting groove is arranged along the length direction of the board slot; and both ends of the signal processing board are arranged in the limiting groove.

8. The airborne radio direction finding and height measuring module tester according to claim 6, characterized in that: Also includes: The locking components are arranged at both ends of the board slot and are used to lock the signal processing board in the limiting groove of the board slot.

9. The airborne radio direction finding and height measuring module tester according to claim 8, characterized in that: The locking component is a locking strip.

10. The airborne radio direction finding and height measuring module tester according to claim 1, characterized in that: It also includes: a cover plate in a "U" shape, which is buckled on the top of the main frame and connected to the main frame; A handle is arranged on the top of the cover plate, and both ends are fixedly connected to the top of the cover plate; the handle is made of rubber material.

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