CN213750312U

CN213750312U - Radio altimeter measuring device capable of being installed quickly

Info

Publication number: CN213750312U
Application number: CN202022716049.0U
Authority: CN
Inventors: 刘毅; 徐志龙; 朱倩倩; 刘永安; 张成标; 鲁振华; 袁欢欢; 李永强; 喻芳; 童琴; 周恩华; 章祎; 张红余; 刘建平; 鞠新星; 高骏冬
Original assignee: Jiangxi Hongdu Aviation Industry Group Co Ltd
Current assignee: Jiangxi Hongdu Aviation Industry Group Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-07-20
Anticipated expiration: 2030-11-20

Abstract

The utility model belongs to the test field of inspection radio altimeter specifically provides a radio altimeter measuring device that can install fast of easy operation, installation time weak point, efficiency of software testing height and not damaging radio altimeter fixed screw and screw hole. The measuring device comprises a radio height simulator (10), a radio high-frequency input clamp (20) and a radio high-frequency output clamp (30).

Description

Radio altimeter measuring device capable of being installed quickly

Technical Field

The utility model belongs to the test field of inspection radio altimeter relates to the radio altimeter measuring device that can install fast

Background

In the past, when the radio altimeter is tested, a screw for fixing the altimeter antenna needs to be detached, and then the high-frequency clamp and the radio altimeter are fixedly installed through the screw.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the radio altimeter measuring device is simple to operate, short in mounting time, high in testing efficiency and capable of being mounted quickly without damaging fixing screws and threaded holes of the radio altimeter.

The technical scheme of the utility model: a radio altimeter measuring device capable of being quickly installed is provided, and comprises a radio altitude simulator 10, a radio high-frequency input clamp 20 and a radio high-frequency output clamp 30; the radio height simulator 10 is respectively connected with a radio high-frequency input clamp 20 and a radio high-frequency output clamp 30 in a signal mode; the radio high-frequency input clamp 20 and the radio high-frequency output clamp 30 are fixedly arranged at the antenna of the radio altimeter of the product through soft ropes;

the radio height simulator 10 inputs a radio signal to a product through the radio high-frequency input clamp 20, and a product feedback signal is fed back to the radio height simulator 10 through the radio high-frequency output clamp 30; the radio height simulator 10 performs a product function test according to the received feedback signal.

Further, the measuring device includes a radio high frequency box 40; the radio height simulator 10 is connected with a radio high-frequency box 40, and the radio high-frequency box 40 is respectively connected with a radio high-frequency input clamp 20 and a radio high-frequency output clamp 30 in a signal mode; the radio high frequency box 40 switches signals output by the radio height simulator 10 and the radio high frequency output jig 30.

Further, the radio high-frequency input jig 20 and the radio high-frequency output jig 30 are identical in structure; the radio high-frequency input clamp 20 comprises a positioning box 1 and a bottom plate 2; the positioning box 1 is a cavity structure with an opening at the upper end, and the lower end is fixedly connected with the bottom plate; the bottom plate 2 is provided with a radio feeder interface 3, and the radio feeder interface 3 is arranged in the cavity of the positioning box 1 in a penetrating way; the radio feeder interface 3 is connected to the radio high-frequency box 40 by a feeder.

Further, an opening at the upper end of the positioning box 1 is connected with a radio altimeter of a product in a matching way; the positioning box 1 has an electromagnetic shielding function and prevents electromagnetic leakage.

Furthermore, 2 installation fixed orificess 4 have been seted up on bottom plate 2, and after the soft rope twined the product, both ends passed through the fixed hook and connect in 2 installation fixed orificess.

Further, the radio altitude simulator is used for completing the test of the height measurement precision, the search/tracking conversion and the sensitivity of the product radio altimeter according to the received feedback signal.

Furthermore, the positioning box 1 and the bottom plate 2 are of metal structures.

The utility model has the advantages that: the utility model discloses simple to operate, easy operation can target in place the installation of radio high frequency anchor clamps fast, and does not cause the damage to the product of being surveyed.

Description of the drawings:

FIG. 1 is a schematic side view of a measuring device installation;

FIG. 2 is a schematic front view of the measurement device installation;

FIG. 3 is a schematic view of a radio high frequency input/output jig;

fig. 4 is a schematic structural view of the base plate.

The specific implementation mode is as follows:

the present invention is described in further detail below with reference to the attached drawings.

Fig. 1 is a schematic side view and fig. 2 is a schematic front view of the installation of a measuring device, and in combination with fig. 1 and fig. 2, the present embodiment provides a radio altimeter measuring device capable of being installed quickly, wherein the measuring device comprises a radio altitude simulator 10, a radio high-frequency input clamp 20 and a radio high-frequency output clamp 30; the radio height simulator 10 is respectively connected with a radio high-frequency input clamp 20 and a radio high-frequency output clamp 30 in a signal mode; the radio high-frequency input clamp 20 and the radio high-frequency output clamp 30 are fixedly arranged at the radio altimeter antenna of the product 6 through soft ropes.

The measuring device comprises a radio-frequency box 40; the radio height simulator 10 is in signal connection with a radio high-frequency box 40, the radio high-frequency box 40 is in signal connection with a radio high-frequency input clamp 20 and a radio high-frequency output clamp 30 respectively; and a radio high frequency box 40 for switching the signals output by the radio height simulator 10 and the radio high frequency output clamp 30.

Fig. 3 is a schematic structural diagram of a radio high-frequency input/output jig, fig. 4 is a schematic structural diagram of a base plate, and in the present embodiment, as shown in fig. 3 and 4, the radio high-frequency input jig 20 and the radio high-frequency output jig 30 have the same structure. The radio high-frequency input clamp 20 comprises a positioning box 1 and a bottom plate 2; the positioning box 1 is a cavity structure with an opening at the upper end, and the lower end is fixedly connected with the bottom plate; the bottom plate 2 is provided with a radio feeder interface 3, and the radio feeder interface 3 is arranged in the cavity of the positioning box 1 in a penetrating way; the radio feeder interface 3 is connected to the radio high-frequency box 40 by a feeder.

In the embodiment, the upper end opening of the positioning box 1 is connected with a radio altimeter of a product in a matching way; the positioning box 1 has an electromagnetic shielding function and prevents electromagnetic leakage. 2 installation fixed orificess 4 have been seted up on bottom plate 2, behind the soft rope winding product, both ends are passed through the fixed hook and are connected in 2 installation fixed orificess. And the radio height simulator completes the test of the height measurement precision, the search/tracking conversion and the sensitivity of the radio height meter of the product according to the received feedback signal. Furthermore, the positioning box 1 and the bottom plate 2 are of metal structures.

The cord of this embodiment is a rubber hose 5. The rubber hose 5 with the fixing hook has certain elasticity; the radio high-frequency input clamp 20 and the radio high-frequency output clamp 30 are respectively arranged at the front section and the rear end of the tested product 6.

Claims

1. A radio altimeter measuring device that can be quickly installed, characterized in that it comprises a radio altitude simulator (10), a radio high frequency input clamp (20), a radio high frequency output clamp (30); the radio height simulator (10) is respectively in signal connection with the radio high-frequency input clamp (20) and the radio high-frequency output clamp (30); the radio high-frequency input clamp (20) and the radio high-frequency output clamp (30) are fixedly arranged at a radio altimeter antenna of a product through soft ropes;

the radio height simulator (10) inputs a radio signal to a product through a radio high-frequency input clamp (20), and a product feedback signal is fed back to the radio height simulator (10) through a radio high-frequency output clamp (30); the radio height simulator (10) completes the product function test according to the received feedback signal.

2. The radio altimeter measuring device of claim 1, further comprising a radio high frequency box (40);

the radio height simulator (10) is connected with a radio high-frequency box (40), and the radio high-frequency box (40) is respectively connected with a radio high-frequency input clamp (20) and a radio high-frequency output clamp (30) in a signal mode;

the radio high-frequency box (40) is used for switching the signals output by the radio height simulator (10) and the radio high-frequency output clamp (30).

3. The radio altimeter measuring device of claim 2, wherein the radio high frequency input clamp (20) and the radio high frequency output clamp (30) are identical in structure;

the radio high-frequency input clamp (20) comprises a positioning box (1) and a bottom plate (2); the positioning box (1) is of a cavity structure with an opening at the upper end, and the lower end of the positioning box (1) is fixedly connected with the bottom plate;

the bottom plate (2) is provided with a radio feeder interface (3), and the radio feeder interface (3) is arranged in the cavity of the positioning box (1) in a penetrating way; the radio feeder interface (3) is connected with the radio high-frequency box (40) through a feeder.

4. The radio altimeter measuring device of claim 3, wherein the upper opening of the positioning box (1) is connected with the radio altimeter of the product in a matching way; the positioning box (1) has an electromagnetic shielding function and prevents electromagnetic leakage.

5. The radio altimeter measuring device of claim 3, wherein the bottom plate (2) is provided with 2 mounting holes (4); after the soft rope is wound on the product, two ends of the soft rope are connected with the 2 mounting and fixing holes through fixing hooks.

6. The radio altimeter measuring device of claim 3, wherein the radio altimeter simulator is used for completing the measurement of the altitude measurement accuracy, search/tracking conversion and sensitivity of the radio altimeter product according to the received feedback signal.

7. The radio altimeter measuring device of claim 3, wherein the positioning box (1) and the bottom plate (2) are of metal structure.