CN216970396U - Aircraft communication navigation tester calibrating device - Google Patents
Aircraft communication navigation tester calibrating device Download PDFInfo
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- CN216970396U CN216970396U CN202122019124.2U CN202122019124U CN216970396U CN 216970396 U CN216970396 U CN 216970396U CN 202122019124 U CN202122019124 U CN 202122019124U CN 216970396 U CN216970396 U CN 216970396U
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Abstract
The utility model discloses an aircraft communication navigation tester calibration device, which comprises a tester calibration device body and a protective box with an opening at the top, wherein the tester calibration device body is positioned in the protective box, the top of the protective box is movably contacted with a cover plate, the bottom of the cover plate is movably contacted with the top of the tester calibration device body, the bottom of the protective box is fixedly provided with a base, both sides of the top of the base are rotatably provided with thread driving mechanisms, and the protective box is sleeved on the two thread driving mechanisms in a sliding manner. The tester calibration device body is convenient to operate, is convenient to store and protect after being used, reduces the risk of being damaged by collision and impact caused by mistake during carrying, is convenient to take out the tester calibration device body from a protective box during use, is convenient to take out and disassemble the tester calibration device body in a simple push-pull mode, provides convenience for subsequent overhaul operation of personnel, and meets use requirements.
Description
Technical Field
The utility model relates to the technical field of tester calibration equipment, in particular to a calibration device for an aircraft communication navigation tester.
Background
The aircraft communication navigation tester is an instrument for measuring the communication navigation of a mobile phone, for example, the type of the navigation/communication tester is IFR4000 on the market, the IFR4000 is a light and compact avionics system for testing ILS, VOR beacon, VHF/UHF communication and the like, the existing aircraft communication navigation tester needs to use a calibration device to calibrate the tester, and the test deviation is reduced, the existing aircraft communication navigation tester calibration device mainly generates corresponding data through system operation, compares the standard data with the generated data, and adjusts, modifies and calibrates the test deviation through the calibration device;
current aircraft communication navigation tester calibrating device, it exists the shortcoming of being not convenient for accomodate protection and fixed fast after using for it is great because of the mistake bumps the risk that causes the damage easily when carrying, can not satisfy the user demand, therefore we have provided an aircraft communication navigation tester calibrating device and are used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a calibrating device for an aircraft communication navigation tester.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an aircraft communication navigation tester calibrating device comprises a tester calibrating device body and a protective box with an opening at the top, wherein the tester calibrating device body is positioned in the protective box, the top of the protective box is movably contacted with a cover plate, the bottom of the cover plate is movably contacted with the top of the tester calibrating device body, a base is fixedly arranged at the bottom of the protective box, both sides of the top of the base are rotatably provided with thread driving mechanisms, the protective box is slidably sleeved on the two thread driving mechanisms, the top of the thread driving mechanism is fixedly connected with the bottom of the cover plate, the top of the cover plate is fixedly connected with a U-shaped bar handle, the right side of the cover plate is provided with a first through hole, the top of the thread driving mechanism extends into the first through hole, the cover plate is rotatably sleeved on the two thread driving mechanisms, and the two thread driving mechanisms are fixedly sleeved with a linkage mechanism positioned in the first through hole, the top of link gear extends to the top of apron, two fixed blocks of top fixedly connected with of tester calibrating device body, first through-hole is run through at the top of fixed block, the draw-in groove has all been seted up to one side that two fixed blocks are close to each other, the solid mechanism of elasticity card is equipped with to activity card in the draw-in groove, the top of the solid mechanism of elasticity card and the top inner wall fixed connection of first through-hole, the cover is equipped with the shift ring on the link gear, the top of the solid mechanism of elasticity card extend to the top of apron and with the bottom fixed connection of shift ring, the bottom fixedly connected with locating lever of shift ring, the bottom of locating lever extends to in the first through-hole.
Preferably, the screw thread actuating mechanism installs the screw rod at the base top including rotating, the equal fixedly connected with rectangular rod in bottom both sides of apron, the rectangular channel has all been seted up to the top both sides of protecting box, the bottom of rectangular rod extends to the rectangular channel that corresponds in, rectangular rod slidable mounting is in the rectangular channel that corresponds, the top of screw rod extends to the rectangular channel that corresponds in, the rectangular rod thread bush is established on the screw rod that corresponds, the bottom both sides of apron are all rotated and are installed the square pole, the screw rod slip bush is established on the square pole that corresponds, the top of square pole extends to in the first through-hole.
Preferably, the link gear includes two first sprockets, and the fixed cover of first sprocket is established on the square bar that corresponds, rotates on the bottom inner wall of first through-hole and installs T shape pivot, and the top of T shape pivot extends to the top of apron, and T shape pivot is located the U-shaped handle, and fixed cover is equipped with the second sprocket that is located first through-hole in the T shape pivot, and transmission connection has same chain on second sprocket and two first sprockets, and the chain is located the rear side of two fixed blocks.
Preferably, the solid mechanism of elasticity card is including the kelly of activity card dress in the draw-in groove, fixed mounting has two rectangular pipes on the top inner wall of first through-hole, the one end that two rectangular pipes are close to each other all establishes to block structure, the one end that two kellies are close to each other extends to respectively in the rectangular pipe that corresponds, the one end that two kellies are close to each other respectively with two rectangular pipes fixedly connected with spring between the one end inner wall that is close to each other, the equal fixedly connected with flexible steel cable of one end that two kellies are close to each other, rotate between the front side inner wall of first through-hole and the rear side inner wall and install the fixed pulley, the bottom of the fixed pulley that corresponds and the bottom fixed connection with the shift ring are walked around to the one end of flexible steel cable, the apron cover is established on two flexible steel cables.
Preferably, a limiting hole is formed in the inner wall of one side, away from each other, of each rectangular groove, a limiting block is fixedly connected to the bottom of one side, away from each other, of each rectangular rod, and the limiting blocks are connected with the corresponding limiting holes in a sliding mode.
Preferably, the bottom end of the rectangular rod is provided with a threaded hole, the threaded hole is in threaded connection with a corresponding screw, the top end of the screw is provided with a square groove, and the inner wall of the square groove is in sliding connection with the outer side of the corresponding square rod.
Preferably, two first circular holes are formed in the inner wall of the bottom of the first through hole, a first bearing is fixedly sleeved in each first circular hole, the inner side of an inner ring of each first bearing is fixedly connected with the outer side of the corresponding square rod, a second circular hole is formed in the inner wall of the bottom of the rectangular groove, and the screw is located in the corresponding second circular hole and is not in contact with the inner wall of the second circular hole.
Preferably, the top of the cover plate is provided with two rectangular through holes, the rectangular through holes are communicated with the first through holes in a crossed manner, and the inner walls of the rectangular through holes are movably contacted with the outer sides of the corresponding fixing blocks.
Preferably, a third circular hole is formed in the inner wall of the top of the first through hole, a second bearing is fixedly sleeved in the third circular hole, and the inner side of an inner ring of the second bearing is fixedly connected with the outer side of the T-shaped rotating shaft.
Preferably, a rectangular hole is formed in the inner wall of the top of the first through hole, and the inner wall of the rectangular hole is connected with the outer side of the positioning rod in a sliding mode.
Compared with the prior art, the utility model has the beneficial effects that:
by means of the protective box, the tester calibration device body, the cover plate, the rectangular rods, the base, the screws, the square rods, the first through holes, the first chain wheels, the chains, the fixing blocks, the T-shaped rotating shaft, the second chain wheels, the clamping grooves, the clamping rods, the rectangular tubes, the springs, the flexible steel ropes and the moving rings, when the tester calibration device body is moved out of the protective box, the T-shaped rotating shaft is rotated in the forward direction to drive the second chain wheels to rotate, the second chain wheels sequentially drive the two square rods to rotate through the chains and the two first chain wheels, the square rods drive the corresponding screws to rotate, the screws drive the corresponding rectangular rods to slide upwards in the rectangular grooves, the two rectangular rods simultaneously drive the cover plate to move upwards, the cover plate drives the tester calibration device body to move upwards through the two fixing blocks and gradually move out of the protective box, at the moment, the tester calibration device body can be used and operated, and after the tester calibration device body is used, the T-shaped rotating shaft can be rotated reversely, so that the cover plate drives the tester calibration device body to move downwards into the protective box through the two fixing blocks, and the protective box protects the tester calibration device body;
When the tester calibration device body needs to be taken down, the T-shaped rotating shaft can be rotated forward again, so that the tester calibration device body is moved out of the protective box, the moving ring is moved upwards to enable the tester calibration device body to be moved out of the corresponding clamping grooves respectively through two flexible steel ropes to pull the two clamping rods and compress the spring, the tester calibration device body can be moved downwards to drive the two fixed blocks to move out of the corresponding rectangular through holes respectively, the tester calibration device body is moved forwards to take the tester calibration device down, during installation, the tester calibration device body is pushed upwards to drive the two fixed blocks to move into the corresponding rectangular through holes respectively, upward pulling force on the moving ring is released, the elastic force of the spring in a compression state drives the corresponding clamping rods to move into the clamping grooves, the tester calibration device body is fixed, and installation is completed.
The tester calibration device body is convenient to operate, is convenient to store and protect after being used, reduces the risk of being damaged by collision and impact caused by mistake during carrying, is convenient to take out the tester calibration device body from a protective box during use, is convenient to take out and disassemble the tester calibration device body in a simple push-pull mode, provides convenience for subsequent overhaul operation of personnel, and meets use requirements.
Drawings
Fig. 1 is a schematic structural diagram of an aircraft communication navigation tester calibration apparatus according to the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1;
fig. 3 is an enlarged structural view of a portion a in fig. 2.
In the figure: 100 protective housing, 101 tester calibrating device body, 1 apron, 2 rectangular poles, 3 bases, 4 screw rods, 5 square poles, 6 first through-holes, 7 first sprocket, 8 chains, 9 fixed blocks, 10T shape pivot, 11 second sprockets, 12 draw-in grooves, 13 kellies, 14 rectangular tubes, 15 springs, 16 flexible steel cables, 17 shift rings, 18 locating levers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an aircraft communication navigation tester calibration device comprises a tester calibration device body 101 and a protective box 100 with an opening at the top, the tester calibration device body 101 is positioned in the protective box 100, a cover plate 1 is movably contacted at the top of the protective box 100, the bottom of the cover plate 1 is movably contacted with the top of the tester calibration device body 101, a base 3 is fixedly arranged at the bottom of the protective box 100, screw driving mechanisms are rotatably arranged on two sides of the top of the base 3, the protective box 100 is slidably sleeved on the two screw driving mechanisms, the top of the screw driving mechanism is fixedly connected with the bottom of the cover plate 1, a U-shaped bar handle is fixedly connected at the top of the cover plate 1, a first through hole 6 is arranged on the right side of the cover plate 1, the top of the screw driving mechanism extends into the first through hole 6, the cover plate 1 is rotatably sleeved on the two screw driving mechanisms, the two screw driving mechanisms are provided with a same linkage mechanism positioned in the first through hole 6, the top of the linkage mechanism extends to the upper part of the cover plate 1, the top of the tester calibration device body 101 is fixedly connected with two fixing blocks 9, the top of each fixing block 9 penetrates through the first through hole 6, one sides, close to each other, of the two fixing blocks 9 are respectively provided with a clamping groove 12, an elastic clamping and fixing mechanism is movably clamped in each clamping groove 12, the top of each elastic clamping and fixing mechanism is fixedly connected with the inner wall of the top of the first through hole 6, a moving ring 17 is sleeved on each linkage mechanism, the top of each elastic clamping and fixing mechanism extends to the upper part of the cover plate 1 and is fixedly connected with the bottom of the moving ring 17, the bottom of each moving ring 17 is fixedly connected with a positioning rod 18, and the bottom end of each positioning rod 18 extends into the first through hole 6;
The thread driving mechanism comprises screw rods 4 rotatably installed at the top of the base 3, rectangular rods 2 are fixedly connected to two sides of the bottom of the cover plate 1, rectangular grooves are formed in two sides of the top of the protection box 100, the bottom ends of the rectangular rods 2 extend into the corresponding rectangular grooves, the rectangular rods 2 are slidably installed in the corresponding rectangular grooves, the top ends of the screw rods 4 extend into the corresponding rectangular grooves, the rectangular rods 2 are sleeved on the corresponding screw rods 4 in a threaded manner, square rods 5 are rotatably installed at two sides of the bottom of the cover plate 1, the screw rods 4 are slidably sleeved on the corresponding square rods 5, and the top ends of the square rods 5 extend into first through holes 6;
the linkage mechanism comprises two first chain wheels 7, the first chain wheels 7 are fixedly sleeved on the corresponding square rods 5, T-shaped rotating shafts 10 are rotatably installed on the inner walls of the bottoms of the first through holes 6, the tops of the T-shaped rotating shafts 10 extend to the upper side of the cover plate 1, the T-shaped rotating shafts 10 are located in the U-shaped handles, second chain wheels 11 located in the first through holes 6 are fixedly sleeved on the T-shaped rotating shafts 10, the second chain wheels 11 and the two first chain wheels 7 are in transmission connection with the same chain 8, and the chain 8 is located on the rear sides of the two fixing blocks 9;
the elastic clamping mechanism comprises clamping rods 13 movably clamped in clamping grooves 12, two rectangular tubes 14 are fixedly arranged on the inner wall of the top of the first through hole 6, the mutually close ends of the two rectangular tubes 14 are both of a blocking structure, the mutually close ends of the two clamping rods 13 respectively extend into the corresponding rectangular tubes 14, springs 15 are fixedly connected between the mutually close ends of the two clamping rods 13 and the inner wall of the mutually close end of each of the two rectangular tubes 14, flexible steel ropes 16 are fixedly connected at the mutually close ends of the two clamping rods 13, fixed pulleys are rotatably arranged between the inner wall of the front side and the inner wall of the rear side of the first through hole 6, one end of each flexible steel rope 16 passes through the bottom of the corresponding fixed pulley and is fixedly connected with the bottom of the movable ring 17, and the cover plate 1 is sleeved on the two flexible steel ropes 16, so that the calibrating device body 101 of the tester can be conveniently stored after being used, reduce its risk that receives the mistake to bump impact damage when carrying, be convenient for take out tester calibrating device body 101 from protective housing 100 when using, and be convenient for take out the dismantlement with tester calibrating device body 101 fast through the mode of simple push-and-pull, provide convenience for personnel's subsequent maintenance operation, satisfy the user demand.
In the utility model, the inner wall of one side, away from each other, of each rectangular groove is provided with a limiting hole, the bottom of one side, away from each other, of each rectangular rod 2 is fixedly connected with a limiting block, each limiting block is connected with the corresponding limiting hole in a sliding manner, the bottom end of each rectangular rod 2 is provided with a threaded hole, the threaded holes are in threaded connection with the corresponding screw rods 4, the top ends of the screw rods 4 are provided with square grooves, the inner walls of the square grooves are in sliding connection with the outer sides of the corresponding square rods 5, the inner wall of the bottom of each first through hole 6 is provided with two first circular holes, each first circular hole is internally and fixedly sleeved with a first bearing, the inner side of an inner ring of each first bearing is fixedly connected with the outer side of the corresponding square rod 5, the inner wall of the bottom of each rectangular groove is provided with a second circular hole, each screw rod 4 is positioned in the corresponding second circular hole and is not in contact with the inner wall of the second circular hole, the top of the cover plate 1 is provided with two rectangular through holes, the rectangular through holes are communicated with the first through holes 6 in a crossed manner, the inner wall of the rectangular through hole is in movable contact with the outer side of the corresponding fixed block 9, a third circular hole is formed in the inner wall of the top of the first through hole 6, a second bearing is fixedly sleeved in the third circular hole, the inner side of an inner ring of the second bearing is fixedly connected with the outer side of the T-shaped rotating shaft 10, a rectangular hole is formed in the inner wall of the top of the first through hole 6, the inner wall of the rectangular hole is in sliding connection with the outer side of the positioning rod 18, the tester calibrating device is convenient to operate, the tester calibrating device body 101 is convenient to store and protect after being used, the risk of impact damage caused by mistake during carrying is reduced, the tester calibrating device body 101 is convenient to take out of the protective box 100 during use, the tester calibrating device body 101 is convenient to take out and disassemble quickly through a simple push-and-pull mode, convenience is provided for subsequent overhaul operation of personnel, and the use requirements are met.
The working principle is as follows: during the use, protective housing 100 protects tester calibrating device body 101, can effectually reduce the damage risk that causes because of the mistake bumps in the use, when needs remove tester calibrating device body 101 from protective housing 100 and use, forward rotation T shape pivot 10, T shape pivot 10 drives second sprocket 11 and rotates, second sprocket 11 drives first sprocket 7 through chain 8 and rotates, first sprocket 7 drives square bar 5 and rotates, under the effect of the square groove of seting up on screw rod 4, square bar 5 rotates and drives corresponding screw rod 4 and rotate, under the screw hole effect of seting up on rectangular bar 2, screw rod 4 rotates and drives corresponding rectangular bar 2 upwards to slide in the rectangular groove, two rectangular bar 2 drive apron 1 rebound simultaneously, apron 1 drives two square bar 5 through two first bearings and upwards slides in the corresponding square groove respectively, apron 1 drives tester calibrating device body 101 through two fixed blocks 9 and upwards moves and gradually from protective housing 100 in, the damage risk that causes, when removing tester calibrating device body 101 from protective housing 100 uses, forward rotation T shape pivot 10, square bar 5 rotates and drives corresponding screw rod 4 to rotate, under the screw hole effect of seting up on rectangular bar 2, two rectangular bar 2, apron 1 drives apron to upwards slide, two rectangular bar 2 drive apron 1 upwards to move, two first bearings drive test instrument calibrating device body 101 and upwards to make up gradually from protective housing The tester calibration device body 101 can be used and operated when the tester calibration device body 101 is moved out, the T-shaped rotating shaft 10 can be rotated reversely after the tester calibration device body 101 is used, and the moving process of rotating the T-shaped rotating shaft 10 forward is opposite to the moving process of rotating the T-shaped rotating shaft 10 forward in the same way, so that the cover plate 1 drives the tester calibration device body 101 through the two fixing blocks 9 to move downwards into the protective box 100, the protective box 100 protects the tester calibration device body 101, and the risk of mistaken collision and damage in the using process is reduced;
When the tester calibration device body 101 needs to be taken down, the T-shaped rotating shaft 10 can be rotated forward again to move the tester calibration device body 101 out of the protective box 100, then the moving ring 17 is moved upward to drive the two flexible steel ropes 16 to slide at the bottoms of the corresponding fixed pulleys respectively, the moving ring 17 drives the positioning rod 18 to slide upward in the rectangular hole, the two flexible steel ropes 16 pull the two clamping rods 13 to move in the direction approaching each other, the clamping rods 13 slide in the corresponding rectangular tubes 14 and compress the springs 15, the clamping rods 13 move out of the corresponding clamping grooves 12 while moving, the fixing of the fixing blocks 9 is released, and the fixing of the tester calibration device body 101 is released, at this time, the tester calibration device body 101 can be moved downward to drive the two fixing blocks 9 to move out of the corresponding rectangular through holes respectively, at this time, the tester calibration device body 101 can be moved forward to take it down, during the installation, promote tester calibrating device body 101 backward and drive two fixed blocks 9 and remove respectively to the perforated below of rectangle that corresponds, can upwards promote tester calibrating device body 101 this moment and drive two fixed blocks 9 and remove respectively to corresponding rectangle in the perforation, relax the ascending pulling force of shift ring 17, the elasticity of the spring 15 that is in compression state this moment drives corresponding kelly 13 and removes to the draw-in groove 12 in, kelly 13 clamps mutually with corresponding draw-in groove 12, make tester calibrating device body 101 fixed, the installation is accomplished, make and be convenient for realize the dismouting operation of tester calibrating device body 101 fast through the mode of simple push-and-pull, provide convenience for the subsequent maintenance operation of personnel.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific situations.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. The calibrating device for the aircraft communication navigation tester comprises a tester calibrating device body (101) and a protective box (100) with an opening at the top, wherein the tester calibrating device body (101) is positioned in the protective box (100), and is characterized in that the top of the protective box (100) is in movable contact with a cover plate (1), the bottom of the cover plate (1) is in movable contact with the top of the tester calibrating device body (101), a base (3) is fixedly arranged at the bottom of the protective box (100), thread driving mechanisms are rotatably arranged on two sides of the top of the base (3), the protective box (100) is slidably sleeved on the two thread driving mechanisms, the top of the thread driving mechanisms is fixedly connected with the bottom of the cover plate (1), the top of the cover plate (1) is fixedly connected with a U-shaped bar handle, a first through hole (6) is formed in the right side of the cover plate (1), and the top of the thread driving mechanisms extends into the first through hole (6), the cover plate (1) is rotatably sleeved on the two thread driving mechanisms, the two thread driving mechanisms are fixedly sleeved with the same linkage mechanism positioned in the first through hole (6), the top of the linkage mechanism extends to the upper part of the cover plate (1), the top of the tester calibrating device body (101) is fixedly connected with two fixed blocks (9), the top of each fixed block (9) penetrates through the first through hole (6), one sides of the two fixed blocks (9) close to each other are respectively provided with a clamping groove (12), an elastic clamping mechanism is movably clamped in the clamping groove (12), the top of the elastic clamping mechanism is fixedly connected with the inner wall of the top of the first through hole (6), the linkage mechanism is sleeved with a moving ring (17), the top of the elastic clamping mechanism extends to the upper part of the cover plate (1) and is fixedly connected with the bottom of the moving ring (17), and the bottom of the moving ring (17) is fixedly connected with a positioning rod (18), the bottom end of the positioning rod (18) extends into the first through hole (6).
2. The aircraft communication navigation tester calibration device according to claim 1, wherein the screw driving mechanism comprises a screw (4) rotatably installed at the top of the base (3), rectangular rods (2) are fixedly connected to two sides of the bottom of the cover plate (1), rectangular grooves are formed in two sides of the top of the protection box (100), the bottom ends of the rectangular rods (2) extend into the corresponding rectangular grooves, the rectangular rods (2) are slidably installed in the corresponding rectangular grooves, the top ends of the screw (4) extend into the corresponding rectangular grooves, the rectangular rods (2) are in threaded sleeve connection with the corresponding screw (4), square rods (5) are rotatably installed on two sides of the bottom of the cover plate (1), the screw (4) is in sliding sleeve connection with the corresponding square rods (5), and the top ends of the square rods (5) extend into the first through holes (6).
3. The aircraft communication navigation tester calibration device according to claim 1, wherein the linkage mechanism comprises two first chain wheels (7), the first chain wheels (7) are fixedly sleeved on the corresponding square rods (5), a T-shaped rotating shaft (10) is rotatably installed on the inner wall of the bottom of the first through hole (6), the top of the T-shaped rotating shaft (10) extends to the upper side of the cover plate (1), the T-shaped rotating shaft (10) is located in the U-shaped handle, a second chain wheel (11) located in the first through hole (6) is fixedly sleeved on the T-shaped rotating shaft (10), the second chain wheel (11) and the two first chain wheels (7) are in transmission connection with the same chain (8), and the chain (8) is located on the rear sides of the two fixed blocks (9).
4. The calibrating device for the aircraft communication navigation tester according to claim 1, wherein the elastic clamping mechanism comprises a clamping rod (13) movably clamped in the clamping groove (12), two rectangular tubes (14) are fixedly installed on the inner wall of the top of the first through hole (6), one ends of the two rectangular tubes (14) close to each other are both provided with a blocking structure, one ends of the two clamping rods (13) close to each other respectively extend into the corresponding rectangular tubes (14), a spring (15) is fixedly connected between one ends of the two clamping rods (13) close to each other and the inner wall of one end of the two rectangular tubes (14) close to each other, one ends of the two clamping rods (13) close to each other are both fixedly connected with a flexible steel rope (16), a fixed pulley is rotatably installed between the inner wall of the front side and the inner wall of the rear side of the first through hole (6), one end of the flexible steel rope (16) passes around the bottom of the corresponding fixed pulley and is fixedly connected with the bottom of the movable ring (17), the cover plate (1) is sleeved on the two flexible steel ropes (16).
5. The aircraft communication navigation tester calibration device according to claim 2, wherein the inner walls of the two rectangular grooves at the sides far away from each other are provided with limiting holes, the bottoms of the two rectangular rods (2) at the sides far away from each other are fixedly connected with limiting blocks, and the limiting blocks are connected with the corresponding limiting holes in a sliding manner.
6. The aircraft communication navigation tester calibration device according to claim 2, wherein the bottom end of the rectangular rod (2) is provided with a threaded hole, the threaded hole is in threaded connection with the corresponding screw (4), the top end of the screw (4) is provided with a square groove, and the inner wall of the square groove is in sliding connection with the outer side of the corresponding square rod (5).
7. The aircraft communication and navigation tester calibration device according to claim 2, wherein the bottom inner wall of the first through hole (6) is provided with two first circular holes, the first circular holes are fixedly sleeved with first bearings, the inner sides of the inner rings of the first bearings are fixedly connected with the outer sides of the corresponding square rods (5), the bottom inner wall of each rectangular groove is provided with a second circular hole, and the screw rods (4) are located in the corresponding second circular holes and are not in contact with the inner walls of the second circular holes.
8. The aircraft communication and navigation tester calibration device according to claim 1, wherein the top of the cover plate (1) is provided with two rectangular through holes, the rectangular through holes are in cross communication with the first through holes (6), and the inner walls of the rectangular through holes are in movable contact with the outer sides of the corresponding fixing blocks (9).
9. The aircraft communication navigation tester calibration device according to claim 3, wherein a third circular hole is formed in the inner wall of the top of the first through hole (6), a second bearing is fixedly sleeved in the third circular hole, and the inner side of the inner ring of the second bearing is fixedly connected with the outer side of the T-shaped rotating shaft (10).
10. The aircraft communication and navigation tester calibration device according to claim 1, wherein a rectangular hole is formed in the inner wall of the top of the first through hole (6), and the inner wall of the rectangular hole is slidably connected with the outer side of the positioning rod (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122019124.2U CN216970396U (en) | 2021-08-26 | 2021-08-26 | Aircraft communication navigation tester calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122019124.2U CN216970396U (en) | 2021-08-26 | 2021-08-26 | Aircraft communication navigation tester calibrating device |
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| Publication Number | Publication Date |
|---|---|
| CN216970396U true CN216970396U (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122019124.2U Active CN216970396U (en) | 2021-08-26 | 2021-08-26 | Aircraft communication navigation tester calibrating device |
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| CN (1) | CN216970396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284020A (en) * | 2022-08-09 | 2022-11-04 | 珠海格力智能装备有限公司 | Machine tool fixing base |
-
2021
- 2021-08-26 CN CN202122019124.2U patent/CN216970396U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284020A (en) * | 2022-08-09 | 2022-11-04 | 珠海格力智能装备有限公司 | Machine tool fixing base |
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