CN217213458U

CN217213458U - Dual-mode landing simulator

Info

Publication number: CN217213458U
Application number: CN202221060099.0U
Authority: CN
Inventors: 汪定国; 郭海燕; 李聪; 孙甜甜
Original assignee: Yantai Ima Technology Co ltd
Current assignee: Yantai Ima Technology Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-16
Anticipated expiration: 2032-05-07

Abstract

The utility model discloses a bimodulus landing simulator. The simulator comprises a shell, wherein a display, a keyboard, a radio frequency output port, a signal indicator lamp and a power switch are arranged on a front panel of the shell, and a power interface is arranged on the side surface of the shell; a signal processing board, a switching board and a power supply module are arranged in the shell; the signal processing board is connected with the adapter board, the radio frequency output port and the signal indicator lamp; the adapter plate is connected with the display, the keyboard and the signal processing plate; the power module is connected with the signal processing board, the adapter board, the display, the power switch, the power interface and the signal indicator lamp. The utility model discloses a technical scheme, it is with low costs, the analog precision is high, has improved detection efficiency.

Description

Dual-mode landing simulator

Technical Field

The utility model relates to a simulator especially relates to an equipment simulation ware that is used for aviation field microwave landing and instrument landing.

Background

Microwave landing and instrument landing are common landing navigation systems for aviation platforms. Whether the landing navigation system can work reliably and stably directly influences the landing safety of the aviation platform. Therefore, the ground maintenance personnel can regularly detect the performance parameters of the microwave landing and instrument landing system of the aviation platform so as to judge whether safe landing can be realized. The microwave landing system and the instrument landing system are composed of airborne equipment and ground equipment, and ground maintenance personnel can complete detection of the airborne equipment only by matching the ground equipment. However, when the aviation platform is detected on the ground, the aviation platform is static, and only a certain point value can be detected, so that large-range or full-range detection cannot be realized. Therefore, an emulator is typically required to generate an analog signal to complete the detection. However, in the prior art, the microwave landing simulator and the instrument landing simulator are two independent simulation devices, so that the cost is high, the detection efficiency is low, the precision of the simulation signal is low, and the popularization and the application are inconvenient.

Therefore, how to realize the signal simulation of the microwave landing system and the instrument landing system is a difficult problem to be solved by the detection of special equipment in the field of aviation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at disclosing a microwave landing and instrument landing bimodulus landing simulator to improve detection efficiency.

In order to realize the utility model discloses an aim at, the utility model provides a bimodulus landing simulator. The simulator comprises a shell, wherein a front panel of the shell is provided with a display, a keyboard, a radio frequency output port, a signal indicator lamp and a power switch, and a power interface is arranged on the side surface of the shell; a signal processing board, a switching board and a power supply module are arranged in the shell;

the signal processing board is connected with the adapter board, the radio frequency output port and the signal indicator lamp;

the adapter plate is connected with the display, the keyboard and the signal processing plate;

the power module is connected with the signal processing board, the adapter board, the display, the power switch, the power interface and the signal indicator lamp.

Further, the utility model discloses an among the technical scheme, signal indicator is from last to arranging according to the row down, is instrument landing indicator, microwave landing indicator and power indicator in proper order.

Further, in the technical solution disclosed in the present invention, the keyboard includes a functional keyboard and a numeric keyboard; the functional keyboard is rectangular, keys are 24 mm wide and 18 mm high, the distance between an upper key and a lower key is 8 mm, and the distance between a left key and a right key is 7 mm; the numeric keyboard is circular, the radius of the keys is 8.5 mm, the distance between the upper key and the lower key is 7 mm, and the distance between the left key and the right key is 6.5 mm.

Further, in the technical solution disclosed in the present invention, the display is an OLED liquid crystal display, and the width of the display is 148 mm and the height of the display is 76.8 mm.

Furthermore, in the technical scheme of the utility model, the power module model is Bel HB 5-3/OVP-AG.

Further, in the technical solution disclosed in the present invention, the adapter board passes through the HDMI bus and the display is connected to each other.

Further, in the technical solution disclosed in the present invention, the length, width and height of the housing are 482.6 mm, 360 mm and 115 mm, respectively.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the integration level is high, and the cost is low. The utility model discloses a technical scheme can realize the signal simulation of two kinds of ground landing equipment of microwave landing and instrument landing, and is with low costs, has improved detection efficiency, and the facilitate promotion is used.

(2) The simulation precision is high. The utility model discloses a technical scheme adopts large-scale logic device to produce the landing analog signal of high accuracy, through the radio frequency interface output to the realization is to the detection of airborne landing equipment, and landing signal analog accuracy is high, has guaranteed to treat the reliability of testing equipment testing result.

Additional advantages and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic diagram of a dual mode landing simulator according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of a dual mode landing simulator according to an embodiment of the present invention.

Wherein, the corresponding relation between the reference signs and the component names is as follows:

the device comprises a shell 1, a display 2, a keyboard 3, a radio frequency output port 4, a signal indicator lamp 5, a power switch 6, a power interface 7, a signal processing board 8, an adapter board 9, a power module 10, a functional keyboard 301 and a numeric keyboard 302.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings so that those skilled in the art can practice the invention with reference to the description.

In the prior art, the microwave landing simulator and the instrument landing simulator are two independent simulation devices, so that the microwave landing simulator and the instrument landing simulator are high in manufacturing cost, low in detection efficiency, low in simulation signal precision and inconvenient to popularize and apply.

In order to solve the problems existing in the prior art, the embodiment of the utility model discloses a bimodulus landing simulator. As shown in fig. 1 and 2, the simulator comprises a housing 1, wherein a display 2, a keyboard 3, a radio frequency output port 4, a signal indicator lamp 5 and a power switch 6 are arranged on a front panel of the housing 1, and a power interface 7 is arranged on a side surface of the housing 1; a signal processing board 8, a switching board 9 and a power module 10 are arranged in the shell 1;

the signal processing board 8 is connected with the adapter board 9, the radio frequency output port 4 and the signal indicator lamp 5;

the adapter plate 9 is connected with the display 2, the keyboard 3 and the signal processing plate 8;

the power module 10 is connected with the signal processing board 8, the adapter board 9, the display 2, the power switch 6, the power interface 7 and the signal indicator lamp 5.

The embodiment of the utility model provides an among the disclosed technical scheme, signal indication lamp 5 is from last to arranging according to the row down, is instrument landing pilot lamp, microwave landing pilot lamp and power indicator in proper order, is used for instructing the signal that the simulator simulates respectively and is instrument landing signal or microwave landing signal to and whether the power supplies power.

In the technical solution disclosed in the embodiment of the present invention, the keyboard 3 includes a functional keyboard 301 and a numeric keyboard 302; the functional keyboard 301 is rectangular, and the numeric keyboard 302 is circular, that is, the layout of the keyboard is functional keys and numeric keys, and the shapes of the functional keys and the numeric keys are distinguished, so that the keys can be conveniently and quickly identified by adopting the layout. In order to ensure good key hand feeling and avoid touching other keys during key pressing, the width of the keys of the functional keyboard 301 is 24 mm and the height thereof is 18 mm, the distance between the upper keys and the lower keys is 8 mm, and the distance between the left keys and the right keys is 7 mm; the radius of the number keys is 8.5 mm, the distance between the upper key and the lower key is 7 mm, and the distance between the left key and the right key is 6.5 mm.

In the technical solution disclosed in the embodiment of the present invention, the display 2 is an OLED liquid crystal display, and the width of the display 2 is 148 mm, and the height thereof is 76.8 mm. The traditional liquid crystal screen cannot self-emit light and needs a backlight source; and each pixel point of the OLED liquid crystal screen can self-emit light, so that the OLED liquid crystal screen is high in light emitting efficiency, low in energy consumption, high in reaction speed and high in contrast. The resolution of the display 2 is 800 multiplied by 480, an HDMI interface, the working voltage is 5V, and the maximum current is 300 mA.

In the technical solution disclosed in the embodiment of the present invention, the power module 10 is a Bel brand HB5-3/OVP-AG type power supply. The power module 10 can convert 220V alternating current into constant direct current 5V voltage for output, has the rated power of 15W, and can supply power for an adapter board, a signal processing board, a display and the like in the shell. The power supply voltage of the adapter board 9 and the signal processing board 8 is 5VDC, and the 5VDC can be directly introduced by the power supply module 10.

In the technical solution disclosed in the embodiment of the present invention, the signal processing board 8 is composed of an intermediate frequency part and a radio frequency part. The intermediate frequency part generates intermediate frequency analog signals of microwave landing and instrument landing according to software control, and outputs the intermediate frequency analog signals to the radio frequency part to realize the simulation of the landing signals. The radio frequency part is mainly used for up-converting an output signal of the intermediate frequency part and outputting the up-converted output signal through a radio frequency interface. The intermediate frequency part of the signal processing board 8 is mainly realized by FPGA, the FPGA generates a required analog signal, the analog signal is converted into an analog intermediate frequency through a high-speed DA, and the analog intermediate frequency is output to the radio frequency part; the FPGA adopts ZYNQ7020 series FPGA of Xinlinx company. Further, the intermediate frequency part of the signal processing board 8 is switched by the switching board 9 to receive the input parameters of the keyboard 3. The function keys 301 in the keyboard 3 are used for setting the type of analog signals, and the number keys 302 in the keyboard 3 are used for setting the frequency and amplitude parameters of the analog signals. The intermediate frequency part of the signal processing board 8 generates corresponding analog signals according to the input parameters of the keyboard. The intermediate frequency signal processing process of the signal processing board mainly carries out digital signal processing on the FPGA, the universalization, the serialization and the combination are really realized, and the reliability, the expandability and the maintainability of the system are greatly improved.

The embodiment of the utility model provides an among the disclosed technical scheme, adapter plate 9 accomplish right display 2 with the interface switching, the input response control of keyboard 3 etc. realize human-computer interaction.

In the technical solution disclosed in the embodiment of the present invention, the adapter board 9 is connected to the display 2 through the HDMI bus.

An HDMI circuit is designed on the adapter plate 9, control signals of the HDMI circuit are derived from the signal processing plate 8, and man-machine interaction can be better realized through the displayer.

HDMI is a high-speed digital technology of Silicon Image corporation, transmits pure digital content without compressing data and without conversion, thereby realizing optimal picture and sound effects. Due to the adoption of pure digital transmission, the line distance of 10m to 15m can be achieved, and meanwhile, the method has better expansion performance.

In the technical solution disclosed in the embodiment of the present invention, the length, width and height of the housing 1 are 482.6 mm, 360 mm and 115 mm, respectively.

While embodiments of the invention have been disclosed above, it is not intended to be limited to the specific applications set forth in the specification and illustrated embodiments. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. A dual-mode landing simulator is characterized by comprising a shell (1), wherein a display (2), a keyboard (3), a radio frequency output port (4), a signal indicator lamp (5) and a power switch (6) are arranged on a front panel of the shell (1), and a power interface (7) is arranged on the side surface of the shell (1); a signal processing board (8), a switching board (9) and a power module (10) are arranged in the shell (1);

the signal processing board (8) is connected with the adapter board (9), the radio frequency output port (4) and the signal indicator lamp (5);

the adapter plate (9) is connected with the display (2), the keyboard (3) and the signal processing plate (8);

the power module (10) is connected with the signal processing board (8), the adapter board (9), the display (2), the power switch (6), the power interface (7) and the signal indicator lamp (5).

2. The dual mode landing simulator of claim 1, wherein the signal indicator lights (5) are arranged in a column from top to bottom, in order of an instrument landing indicator light, a microwave landing indicator light, and a power indicator light.

3. The dual landing mode simulator of claim 1, wherein the keyboard (3) comprises a functional keyboard (301) and a numeric keyboard (302); the functional keyboard (301) is rectangular, the width of each key is 24 mm, the height of each key is 18 mm, the distance between an upper key and a lower key is 8 mm, and the distance between a left key and a right key is 7 mm; the numeric keyboard (302) is circular, the radius of the keys is 8.5 mm, the distance between the upper key and the lower key is 7 mm, and the distance between the left key and the right key is 6.5 mm.

4. The dual mode landing simulator of claim 1, wherein said display (2) is an OLED liquid crystal display, said display (2) being 148 mm wide and 76.8 mm high.

5. The dual mode landing simulator of claim 1, wherein the power supply module (10) is model number Bel HB 5-3/OVP-AG.

6. The dual landing simulator according to claim 1, characterized in that the adapter board (9) is connected to the display (2) by means of an HDMI bus.

7. The dual mode landing simulator of claim 1, wherein the housing (1) is 482.6 mm, 360 mm, 115 mm long, wide, and high, respectively.