WO2023141860A1

WO2023141860A1 - Maintenance device for aero-electronic aircraft component

Info

Publication number: WO2023141860A1
Application number: PCT/CN2022/074224
Authority: WO
Inventors: 石向阳
Original assignee: 滨州学院
Priority date: 2022-01-26
Filing date: 2022-01-27
Publication date: 2023-08-03
Also published as: CN114290309A

Abstract

A maintenance device for an aero-electronic aircraft component, belonging to the field of electronic components and aimed at the existing problems of a height being unable to be adjusted and a body size being too large. The maintenance device for an aero-electronic aircraft component comprises a connecting tank (1), wherein a connecting column (5) is rotatably sleeved in either hole on two sides of the connecting tank (1); connecting boxes (6) are respectively fixedly sleeved on surfaces of the connecting columns (5) and are located on two sides of the connecting tank (1); an arc-shaped toothed plate (7) is welded at the top of either side of the connecting tank (1); a connecting wheel (8) is engaged with the arc-shaped toothed plate (7) at the top thereof; and a first rod (9) is fixedly sleeved in the connecting wheel (8) at the axial center thereof. A power mechanism (4) drives the connecting column (5) to rotate by means of a transmission mechanism (3), the connecting column (5) drives the connecting box (6) to rotate, the connecting box (6) drives the connecting wheel (8) to move by means of the first rod (9), the connecting wheel (8) drives the first rod (9) to rotate by means of the arc-shaped toothed plate (7), the first rod (9) drives a second wheel (11) to rotate by means of a first wheel (10), and the second wheel (11) drives a lifting mechanism (2) to move vertically, such that the height of the device can be adjusted, and the device can also be folded.

Description

Maintenance device for avionics components

technical field

The invention relates to the technical field of electronic components, in particular to a maintenance device for avionics components.

Background technique

Avionics devices refer to the devices of the electronic system on the aircraft. Avionics components need to use maintenance devices in the daily maintenance process. The patent application number CN201922164380.3 discloses a maintenance device for avionics components. The combined use of the rod and the workbench puts the object inside the casing, which is simple and convenient to operate, and has a high degree of automation, which reduces the situation that the user's head goes deep into the device.

However, there are also some problems in this kind of maintenance device for avionics components. The height of the work platform cannot be adjusted, and only a device with a fixed height can be used. The operator can only adapt to the height of the device by himself, which affects the use effect of the device. The size of the device is too large, and it often needs to be moved around during daily use. The too large size brings inconvenience to the carrying and transportation of the device.

Contents of the invention

Based on the technical problems that the height cannot be adjusted, which affects the use effect of the device, and the size of the device is too large, it is inconvenient to carry and transport. The present invention proposes a maintenance device for avionics components.

A maintenance device for avionics components proposed by the present invention includes a connection box, and the holes on both sides of the connection box are rotatably fitted with connection columns, and the surfaces of the connection columns are fixed sleeves on both sides of the connection box. A connection box is connected, and the tops of both sides of the connection box are welded with arc-shaped tooth plates, and the top of the arc-shaped tooth plates is engaged with a connecting wheel, and the axis of the connecting wheel is fixedly sleeved with a first rod. The end of the first rod away from the connection wheel passes through the hole on the side of the connection box and is socketed with the inside of the connection box. The top of the first rod is engaged with the first wheel, and the rear side of the first wheel is welded with the second wheel. Two wheels, the axis of the second wheel is rotatably connected to the inside of the connection box, the outside of the second wheel is engaged with a lifting mechanism, the inside of the connection box is rotatably connected to a transmission mechanism, and the inside of the connection box The rotation is connected with a power mechanism, the power mechanism drives the connecting column to rotate through the transmission mechanism, the connecting column drives the connecting box to rotate, the connecting box drives the connecting wheel to move through the first rod, the connecting wheel drives the first rod to rotate through the arc tooth plate, and the first rod The first wheel drives the second wheel to rotate, and the second wheel drives the lifting mechanism to move up and down, so that the height of the device can be adjusted, and the device can be folded at the same time.

Preferably, the lifting mechanism includes a first chain, a third wheel, a fourth wheel, a connecting plate, a movable wheel, a transmission rod, a lifting frame and a connecting frame, and the inner top of the first chain is engaged with the outer side of the second wheel , the bottom end inside the first chain meshes with the outside of the third wheel, the rear side of the third wheel is welded to the front side of the fourth wheel, and the axis of the fourth wheel rotates with the inside of the connection box connection, the bottom of the fourth wheel meshes with the top of the connection plate, the bottom of the connection plate is welded to the top of the movable wheel, and the axis of the movable wheel is connected to the bottom end of the connection box in rotation, and the movable The tooth surface of the wheel meshes with the bottom end of the surface of the transmission rod, the surface of the transmission rod is rotatably socketed with the inside of the connection box, the top of the surface of the transmission rod is threaded with the screw hole at the bottom of the lifting frame, and the connection frame The lifting frame is welded, the second wheel drives the third wheel to rotate through the first chain, the third wheel drives the connecting plate to rotate through the fourth wheel, the connecting plate drives the transmission rod to rotate through the movable wheel, and the transmission rod drives the connecting frame to move up and down through the lifting frame.

Preferably, the transmission mechanism includes a gear plate, a slider, a slide plate, a rack, a fifth wheel, a second rod and a side gear, and the gear plate, a slider, a slide plate, a rack, a fifth wheel, and a second rod The number of side gears and side gears are both two. The axis of the toothed disc is connected to the inside of the connection box for rotation, and the two toothed discs are meshed with each other. The rear side of the slider is welded to the front side of the toothed disc. The hole of the slide plate is slidingly connected with the surface of the slider, the side of the slide plate is welded to one end of the rack, the tooth surface on the front side of the rack meshes with the tooth surface of the fifth wheel, and the axis of the fifth wheel The bottom end of the surface of the second rod is fixedly socketed, and the top and bottom ends of the second rod are both rotatably socketed with the inside of the connection box, and the surface of the second rod meshes with the tooth surface of the side gear. The axis of the side gear is fixedly socketed with the end of the connecting column away from the connection box. The driven wheel drives the slider to move through the gear plate, the slider drives the rack to move through the slide plate, and the rack drives the second rod to rotate through the fifth wheel. The two rods drive the connecting column to rotate through the side gears.

Preferably, the power mechanism includes a geared motor, a third rod, a first block, a second block, a second chain, a driving wheel, a driven wheel and a driven wheel, and the rear side of the geared motor is fixedly installed with the inside of the connection box , the output end of the deceleration motor is welded to the left end of the third rod, the left end of the surface of the third rod is screwed to the hole on the side of the first block, and the hole on the side of the second wheel is threaded to the right end of the surface of the third rod connection, one end of the second chain is bolted to the right side of the first block, the other end of the second chain is bolted to the right side of the second block, and the inside of the second chain is engaged with the outside of the driving wheel , the axis of the driving wheel is connected to the inside of the connection box for rotation, the front side of the driving wheel is welded to the rear side of the driven wheel, the bottom of the driven wheel is meshed with the top of the driven wheel, and the The bottom meshes with the top of the chainring, the geared motor drives the first and second pieces to move through the third rod, the first and second pieces drive the driving wheel to rotate through the second chain, and the driving wheel drives the driven wheel to rotate through the driven wheel. The driven wheel drives the slider to move through the toothed plate.

Preferably, the two ends of the connecting frame are respectively welded to the tops of the two lifting frames, the top of the connecting frame is clamped with a table board, and the two lifting frames can drive the connecting frame to move up and down during the synchronous lifting process, which is convenient for adjustment The height of the table board is convenient for users to use, and a detachable buckle structure is adopted between the table board and the connecting frame, which is convenient for separate storage.

Preferably, the lifting frame has an L-shaped structure, the bottom end of the surface of the lifting frame is slidably connected to the inside of the connection box, and the top of the lifting frame runs through the hole at the top of the connection box, and the structure of the lifting frame is convenient to connect with the connection box The sliding between them increases the sliding area and enhances the stability of the lifting frame moving up and down. When the lifting frame moves up and down, it slides in the hole on the top of the connection box.

Preferably, the bottom end of the surface of the transmission rod is a ring gear structure, and the top end of the surface of the transmission rod is a thread structure. The structure of the transmission rod facilitates the movable wheel to drive the transmission rod to rotate, increases the speed of the transmission rod rotation, and facilitates the adjustment of the device. height, the threaded structure at the top of the transmission rod allows the transmission rod to drive the lifting frame to move up and down during the rotation process.

Preferably, the bottom of the rack is slidably connected to the bottom end inside the connection box, the middle end of the surface of the second rod is a threaded structure, and slide rails can be used for sliding limit between the rack and the connection box to ensure that the teeth The stability of the left and right movement of the rack allows the rack to always mesh with the fifth wheel, which facilitates the rotation of the fifth wheel. The threaded structure of the second rod adopts a threaded external convex rod structure, which facilitates the rotation of the side gear.

Preferably, a slide bar is slidably connected between the rear sides of the first block and the second block, the rear side of the slide bar is welded to the inside of the connection box, and the slide bar can slide the first block and the second block The limit allows the first block and the second block to move left and right smoothly, ensuring the smooth operation of the structure.

Preferably, the second chain adopts a U-shaped structure and is arranged to mesh with the driving wheel, the third rod is a threaded rod, and the threads on both sides of the threaded rod run in opposite directions, and the U-shaped structure of the second chain can make the first block and the The second piece easily drives the second chain to rotate to ensure the smooth transmission of the structure, and the threaded structure of the third rod allows the first piece and the second piece to move toward each other or in opposite directions.

The beneficial effects of the present invention are: the deceleration motor drives the first block and the second block to move through the third rod, the first block and the second block drive the driving wheel to rotate through the second chain, and the driving wheel drives the driven wheel to rotate through the driven wheel. The driving wheel drives the slider to move through the gear plate, the slider drives the rack to move through the slide plate, the rack drives the second rod to rotate through the fifth wheel, the second rod drives the connecting column to rotate through the side gear, the connecting column drives the connecting box to rotate, and the connecting box The first rod drives the connecting wheel to move, the connecting wheel drives the first rod to rotate through the arc tooth plate, the first rod drives the second wheel to rotate through the first wheel, the second wheel drives the third wheel to rotate through the first chain, and the third The wheel drives the connection plate to rotate through the fourth wheel, the connection plate drives the transmission rod to rotate through the movable wheel, and the transmission rod drives the connection frame to move up and down through the lifting frame, so that the height of the device can be adjusted, and the device can be folded simultaneously.

Description of drawings

Fig. 1 is a front structural schematic diagram of a maintenance device for an avionics component proposed by the present invention;

Fig. 2 is a schematic diagram of the structure of the third wheel of an avionics maintenance device proposed by the present invention;

Fig. 3 is a schematic diagram of a power mechanism of a maintenance device for an avionics component proposed by the present invention;

Fig. 4 is the first three-dimensional schematic diagram of a maintenance device for avionics components proposed by the present invention;

FIG. 5 is a three-dimensional schematic diagram of a slide plate of an avionics maintenance device proposed by the present invention.

Among the figure: 1 connecting box, 2 lifting mechanism, 21 first chain, 22 third wheel, 23 fourth wheel, 24 connecting plate, 25 movable wheel, 26 transmission rod, 27 lifting frame, 28 connecting frame, 3 transmission mechanism, 31 chainring, 32 slider, 33 slide plate, 34 rack, 35 fifth wheel, 36 second rod, 37 side gear, 4 power mechanism, 41 reduction motor, 42 third rod, 43 first piece, 44 second Block, 45 second chain, 46 driving wheel, 47 driven wheel, 48 driven wheel, 5 connecting column, 6 connecting box, 7 arc tooth plate, 8 connecting wheel, 9 first rod, 10 first wheel, 11 second Wheels, 12 sliders.

Detailed ways

The present invention will be further explained below in conjunction with specific embodiments.

Example

Referring to Figures 1-5, this embodiment proposes a maintenance device for avionics components, including a connection box 1, and the bottom of the connection box 1 can be installed on a base with wheels as required, so as to facilitate the movement of the connection box 1 , the holes on both sides of the connection box 1 are rotated and socketed with the connection column 5, the connection column 5 can be set at the four corners of the connection box 1, which is convenient for supporting the table, and the surface of the connection column 5 is located on both sides of the connection box 1 Both are fixedly socketed with a connection box 6, the connection box 6 adopts a double-cavity structure, the cavity at the bottom is used for the transmission of the structure, and the cavity at the top is used for sliding up and down of the lifting frame 27, and the tops of both sides of the connection box 1 are welded with The arc-shaped tooth plate 7, the top of the arc-shaped tooth plate 7 is meshed with a connecting wheel 8. During the forward and backward movement of the connecting wheel 8, due to the engagement with the arc-shaped tooth plate 7, it can be driven to rotate by the arc-shaped tooth plate 7, so that it can be adjusted The height of the device, the shaft center of the connecting wheel 8 is fixedly sleeved with the first rod 9, the connecting wheel 8 can drive the first rod 9 to rotate, and the end of the first rod 9 away from the connecting wheel 8 runs through the hole on the side of the connecting box 6 and is connected with the The internal rotation socket of the connection box 6, the first rod 9 adopts a screw structure, and the rotation socket structure is used to support and limit the first rod 9 to ensure the stability of the structural transmission. The top of the first rod 9 is engaged with a first wheel 10. There is a worm gear structure between the first rod 9 and the first wheel 10. The second wheel 11 is welded on the rear side of the first wheel 10. The axis of the second wheel 11 is connected to the inside of the connection box 6 for rotation. A rod 9 can drive the second wheel 11 to rotate through the first wheel 10. The second wheel 11 is supported by the connection box 6 to limit the position. The outside of the second wheel 11 is engaged with the lifting mechanism 2. The second wheel 11 can drive the lifting mechanism 2 up and down. Move, lifting mechanism 2 comprises the first chain 21, the 3rd wheel 22, the 4th wheel 23, connecting disc 24, movable wheel 25, transmission rod 26, elevating frame 27 and connecting frame 28, the top inside the first chain 21 and the 2nd The outer sides of the two wheels 11 are engaged, and the first wheel 10 can drive the first chain 21 to rotate through the second wheel 11 to ensure the transmission of the structure. The bottom end of the first chain 21 is engaged with the outer side of the third wheel 22, and the second wheel 11 The third wheel 22 can be driven to rotate by the first chain 21, the rear side of the third wheel 22 is welded with the front side of the fourth wheel 23, the third wheel 22 can drive the fourth wheel 23 to rotate, the axis of the fourth wheel 23 It is connected with the inner rotation of the connection box 6, the bottom of the fourth wheel 23 meshes with the top of the connection plate 24, and the ring gear of the connection plate 24 is located on the top of the connection plate 24, so that the fourth wheel 23 is close to and drives the connection plate 24 smoothly. Rotate, the bottom of connecting disc 24 is welded with the top of movable wheel 25, and connecting disc 24 can drive movable wheel 25 to rotate, and the axle center place of movable wheel 25 is connected with the bottom end rotation of connecting box 6 inside, and the tooth surface of movable wheel 25 and The bottom end of the transmission rod 26 surface meshes, and the movable wheel 25 can drive the transmission rod 26 to rotate. The surface of the transmission rod 26 is connected with the inner rotation of the connection box 6, so that the transmission rod 26 can be supported and limited. The top of the transmission rod 26 surface It is threadedly connected with the screw hole at the bottom of the lifting frame 27, and the transmission rod 26 can drive the lifting frame 27 to move up and down during the rotation process, and the connecting frame 28 is welded with the lifting frame 27. Welding, the top of the connecting frame 28 is clipped with a table board, and the two lifting frames 27 can drive the connecting frame 28 to move up and down during the synchronous lifting process, which is convenient for adjusting the height of the table board and is convenient for users to use. A detachable buckle structure is adopted in the middle to facilitate separation and storage. The lifting frame 27 has an L-shaped structure. The bottom end of the lifting frame 27 surface is slidably connected to the inside of the connection box 6, and the top of the lifting frame 27 runs through the hole on the top of the connection box 6. , the structure of lifting frame 27 is convenient to slide between connecting box 6, and increases the sliding area, strengthens the stability that lifting frame 27 moves up and down, and lifting frame 27 slides in the hole at the top of connecting box 6 in the process of moving up and down, transmission The bottom end of the rod 26 surface is a gear ring structure, and the top of the transmission rod 26 surface is a threaded structure. The structure of the transmission rod 26 is convenient for the movable wheel 25 to drive the transmission rod 26 to rotate, increase the speed of the transmission rod 26 rotation, and facilitate the height of the adjustment device. The screw structure at the top of the transmission rod 26 allows the transmission rod 26 to drive the lifting frame 27 to move up and down during the rotation process. The internal rotation of the connection box 1 is connected with a transmission mechanism 3. The transmission mechanism 3 can drive the connection column 5 to rotate. The transmission mechanism 3 includes gears. Disk 31, slide block 32, slide plate 33, rack 34, fifth wheel 35, second rod 36 and side gear 37, tooth plate 31, slide block 32, slide plate 33, rack 34, fifth wheel 35, second The number of the rod 36 and the side gear 37 is two, and the two groups of structures mesh with each other for transmission. The axis of the toothed disc 31 is connected to the inside of the connection box 1 for rotation, and the two toothed discs 31 are meshed with each other, so that the two toothed discs 31 can rotate synchronously, guarantees that the connecting box 6 on both sides can rotate synchronously, the rear side of slide block 32 is welded with the front side of tooth plate 31, and tooth plate 31 can drive slide block 32 to rotate left and right, the hole of slide plate 33 and slide block 32 The surface of the slider 32 slides up and down in the hole of the slider 33 during the left and right sliding process, thereby driving the slider 33 to move left and right, the side of the slider 33 is welded to one end of the rack 34, and the slider 33 can drive the rack 34 around Move, the tooth surface on the front side of the rack 34 meshes with the tooth surface of the fifth wheel 35, the rack 34 that moves left and right can drive the fifth wheel 35 to rotate, the axis of the fifth wheel 35 and the surface of the second rod 36 The bottom end is fixedly socketed, the middle end of the surface of the second rod 36 is a wheel rod structure, and the surface is threaded to facilitate the rotation of the side gear 37, and the top and bottom ends of the second rod 36 are socketed with the inner rotation of the connection box 1, The surface of the second rod 36 meshes with the tooth surface of the side gear 37, the driven wheel 48 drives the toothed disc 31 to rotate, the toothed disc 31 drives the slider 32 to move, the slider 32 slides in the hole of the slide plate 33 and drives the slide plate 33 to move, the slide plate 33 drives rack 34 to move, and rack 34 drives the fifth wheel 35 to rotate, and fifth wheel 35 drives second bar 36 to rotate, and second bar 36 drives side gear 37 to rotate, and side gear 37 drives connecting column 5 to rotate, and side gear 37 The axis of the connecting column 5 is fixedly socketed with the end of the connecting column 5 away from the connecting box 6, the bottom of the rack 34 is slidingly connected with the bottom end inside the connecting box 1, the middle end of the surface of the second rod 36 is a threaded structure, and the rack 34 is connected to the inner bottom of the connecting box 1. Can adopt slide rail to carry out sliding limit between connecting box 1, guarantee the stability of rack 34 moving left and right, make rack 34 mesh with the fifth wheel 35 all the time, conveniently drive fifth wheel 35 to rotate, second bar 36 The threaded structure adopts a threaded outer convex rod structure, which is convenient to drive the side gear 37 to rotate. The internal rotation of the connection box 6 is connected with the power mechanism 4, and the power mechanism 4 can drive the transmission mechanism 3 to rotate, so that the transmission mechanism 3 drives the connecting column 5 Rotate, power mechanism 4 comprises reduction motor 41, the 3rd bar 42, first block 43, second block 44, second chain 45, driving wheel 46, driven wheel 47 and driven wheel 48, the rear side of reduction motor 41 is connected with The interior of the box 1 is fixedly installed, and the reduction motor 41 can provide power for the entire power mechanism 4 to ensure the smooth transmission of the structure, and the inside of the reduction motor 41 can be provided with a self-locking structure, and the output end of the reduction motor 41 is welded to the left end of the third rod 42 , reduction motor 41 can drive the third rod 42 to rotate, the left end of the third rod 42 surface is threadedly connected with the hole on the side of the first piece 43, the third rod 42 can drive the first piece 43 to move, the hole on the side of the second wheel 11 is connected with The right end of the third bar 42 surface is threaded, the third bar 42 can drive the second piece 44 to move, and one end of the second chain 45 is bolted to the right side of the first piece 43, and the first piece 43 can drive the second chain 45 to rotate , the other end of the second chain 45 is bolted to the right side of the second piece 44, the second piece 44 can drive the second chain 45 to rotate, the inside of the second chain 45 is engaged with the outside of the driving wheel 46, and the second chain 45 can Drive driving wheel 46 to rotate, and the axle center of driving wheel 46 is connected with the inner rotation of connection box 1, and the front side of driving wheel 46 is welded with the rear side of driven wheel 47, and driving wheel 46 can drive driven wheel 47 to rotate, and driven wheel 47 The bottom of the driven wheel 48 is meshed with the top of the driven wheel 48, the driving wheel 46 can drive the driven wheel 48 to rotate through the driven wheel 47, the bottom of the driven wheel 48 is meshed with the top of the gear plate 31, the reduction motor 41 drives the third rod 42 to rotate, the third rod 42 drives the first piece 43 and the second piece 44 to move, so just can drive the second chain 45 to rotate, and the second chain 45 drives the driving wheel 46 to rotate, and the driving wheel 46 drives the driven wheel 47 to rotate, and the driven wheel 47 drives the driven wheel 48 to rotate , the driven wheel 48 drives the toothed disc 31 to rotate, a slide bar 12 is slidably connected between the rear sides of the first block 43 and the second block 44, the rear side of the slide bar 12 is welded with the inside of the connection box 1, and the slide bar 12 can be connected to The first block 43 and the second block 44 carry out sliding limit, so that the first block 43 and the second block 44 can move left and right smoothly, and ensure the smooth operation of the structure. The second chain 45 is in a U-shaped structure and is engaged with the driving wheel 46. , the third rod 42 is a threaded rod, and the threads on both sides of the threaded rod go in the opposite direction. The U-shaped structure of the second chain 45 allows the first piece 43 and the second piece 44 to easily drive the second chain 45 to rotate, ensuring a smooth structure. Transmission, the thread structure of the third rod 42 can make the first block 43 and the second block 44 move towards each other or in the opposite direction, and the reduction motor 41 drives the first block 43 and the second block 44 to move through the third rod 42, the first block 43 and the second block 44 drive the driving wheel 46 to rotate through the second chain 45, and the driving wheel 46 drives the driven wheel 48 to rotate through the driven wheel 47, and the driven wheel 48 drives the slider 32 to move through the toothed disc 31, and the slider 32 is driven by the slide plate 33 The rack 34 moves, the rack 34 drives the second lever 36 to rotate through the fifth wheel 35, the second lever 36 drives the connecting column 5 to rotate through the side gear 37, the connecting column 5 drives the connecting box 6 to rotate, and the connecting box 6 passes through the first lever 9 drives the connecting wheel 8 to move, the connecting wheel 8 drives the first rod 9 to rotate through the arc tooth plate 7, the first rod 9 drives the second wheel 11 to rotate through the first wheel 10, and the second wheel 11 drives the second wheel 11 through the first chain 21 Three wheels 22 rotate, and the third wheel 22 drives the connection plate 24 to rotate by the fourth wheel 23, and the connection plate 24 drives the transmission rod 26 to rotate through the movable wheel 25, and the transmission rod 26 drives the connection frame 28 to move up and down by the lifting frame 27, so it can be adjusted The height of the device can be folded at the same time.

Working principle: connect the power supply of the reduction motor 41, the reduction motor 41 drives the third rod 42 to rotate, the thread structure on both sides of the third rod 42 is the opposite structure, the third rod 42 drives the first piece 43 to move to the right, drives The second piece 44 moves to the left, so it can drive the second chain 45 to rotate counterclockwise, the second chain 45 drives the driving wheel 46 to rotate counterclockwise, the driving wheel 46 drives the driven wheel 47 to rotate counterclockwise, and the driven wheel 47 drives the driven wheel 48 Rotate clockwise, the driven wheel 48 drives the toothed plate 31 on the right to rotate counterclockwise, thereby driving the toothed plate 31 on the left to rotate clockwise, the toothed plate 31 drives the slider 32 to move outward, and the slider 32 is in the hole of the slide plate 33 Slide and drive the slide plate 33 to move outward, the slide plate 33 drives the rack 34 to move outward, the rack 34 drives the fifth wheel 35 to rotate, the fifth wheel 35 drives the second rod 36 to rotate, the second rod 36 drives the side gear 37 to rotate, The side gear 37 drives the connecting column 5 to rotate, the connecting column 5 can drive the connecting box 6 to rotate, the connecting wheel 8 drives the first rod 9 to move, the first rod 9 drives the connecting wheel 8 to move, and the connecting wheel 8 and the arc tooth plate 7 generate The friction drives the connecting wheel 8 to rotate, the connecting wheel 8 drives the first rod 9 to rotate, the first rod 9 drives the first wheel 10 to rotate, the first wheel 10 drives the second wheel 11 to rotate, and the second wheel 11 drives the first chain 21 to rotate , the first chain 21 drives the third wheel 22 to rotate, the third wheel 22 drives the fourth wheel 23 to rotate, the fourth wheel 23 drives the connecting plate 24 to rotate, the connecting plate 24 drives the movable wheel 25 to rotate, and the movable wheel 25 drives the transmission rod 26 to rotate , the transmission rod 26 drives the lifting frame 27 to move down, and the lifting frame 27 drives the connecting frame 28 to move down.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims

A maintenance device for avionics parts, comprising a connection box (1), characterized in that the holes on both sides of the connection box (1) are rotatably fitted with connection posts (5), and the connection posts (5) The surface of the connection box (1) is fixedly sleeved with connection boxes (6) on both sides of the connection box (1), and the tops of both sides of the connection box (1) are welded with arc-shaped tooth plates (7). The top of the plate (7) is engaged with a connecting wheel (8), the axis of the connecting wheel (8) is fixedly sleeved with a first rod (9), and the first rod (9) is far away from the connecting wheel (8) One end of the connecting box (6) passes through the hole on the side of the connecting box (6) and rotates with the inside of the connecting box (6). The top of the first rod (9) is engaged with a first wheel (10), and the first wheel (10 ) is welded with a second wheel (11), the axis of the second wheel (11) is connected to the inside of the connection box (6) for rotation, and the outer side of the second wheel (11) is engaged with a lifting mechanism (2), the inside of the connection box (1) is rotatably connected with a transmission mechanism (3), and the inside of the connection box (6) is rotatably connected with a power mechanism (4).
The maintenance device for avionics parts according to claim 1, characterized in that the lifting mechanism (2) includes a first chain (21), a third wheel (22), a fourth wheel (23), Connecting disc (24), movable wheel (25), transmission rod (26), lifting frame (27) and connecting frame (28), the top inside the first chain (21) and the outside of the second wheel (11) engagement, the bottom end of the first chain (21) is engaged with the outside of the third wheel (22), the rear side of the third wheel (22) is welded to the front side of the fourth wheel (23), and the The axis of the fourth wheel (23) is connected to the inside of the connection box (6) for rotation, the bottom of the fourth wheel (23) is engaged with the top of the connection plate (24), and the bottom of the connection plate (24) Welded with the top of the movable wheel (25), the axis of the movable wheel (25) is connected with the bottom end of the connection box (6) in rotation, and the tooth surface of the movable wheel (25) is connected with the drive rod (26) The bottom end of the surface is engaged, the surface of the transmission rod (26) is rotatably socketed with the inside of the connection box (6), and the top of the surface of the transmission rod (26) is threadedly connected with the screw hole at the bottom of the lifting frame (27), The connecting frame (28) is welded with the elevating frame (27).
The maintenance device for avionics components according to claim 1, characterized in that, the transmission mechanism (3) includes a gear plate (31), a slider (32), a slide plate (33), a rack (34 ), the fifth wheel (35), the second lever (36) and the side gear (37), the toothed disc (31), the slider (32), the slide plate (33), the rack (34), the fifth wheel (35), the second rod (36) and the number of side gears (37) are two, the shaft center of the toothed disc (31) is connected with the inner rotation of the connection box (1), and the two toothed discs (31) are mutually engaged, and the rear side of described slide block (32) is welded with the front side of chainring (31), and the hole of described slide plate (33) is slidably connected with the surface of slide block (32), and described slide plate ( 33) is welded to one end of the rack (34), the tooth surface on the front side of the rack (34) meshes with the tooth surface of the fifth wheel (35), and the axis of the fifth wheel (35) It is fixedly socketed with the bottom end of the surface of the second rod (36), and the top and bottom ends of the second rod (36) are all rotated and socketed with the inside of the connection box (1). The surface meshes with the tooth surface of the side gear (37), and the axis of the side gear (37) is fixedly socketed with the end of the connecting column (5) away from the connecting box (6).
The maintenance device for avionics components according to claim 3, characterized in that, the power mechanism (4) includes a geared motor (41), a third rod (42), a first block (43), a second Two pieces (44), the second chain (45), the driving wheel (46), the driven wheel (47) and the driven wheel (48), the rear side of the described reduction motor (41) is fixed with the inside of the connection box (1) For installation, the output end of the geared motor (41) is welded to the left end of the third rod (42), and the left end of the surface of the third rod (42) is screwed to the hole on the side of the first block (43), and the first The hole on the side of the second wheel (11) is screwed to the right end of the surface of the third bar (42), and one end of the second chain (45) is bolted to the right side of the first block (43), and the second chain ( The other end of 45) is bolted to the right side of the second block (44), the inside of the second chain (45) is engaged with the outside of the driving wheel (46), and the axis of the driving wheel (46) is connected to the The internal rotation of the connection box (1) is connected, the front side of the driving wheel (46) is welded to the rear side of the driven wheel (47), the bottom of the driven wheel (47) is meshed with the top of the driven wheel (48), The bottom of the driven wheel (48) meshes with the top of the chainring (31).
The maintenance device for avionics parts according to claim 2, characterized in that, the two ends of the connecting frame (28) are respectively welded to the top ends of the two lifting frames (27), and the connecting frame (28) ) is fastened with a table top.
The maintenance device for avionics parts according to claim 2, characterized in that, the lifting frame (27) has an L-shaped structure, and the bottom end of the surface of the lifting frame (27) is connected to the connection box (6) The internal sliding connection of the lifting frame (27) runs through the hole at the top of the connection box (6).
The maintenance device for avionics parts according to claim 2, characterized in that, the bottom end of the surface of the transmission rod (26) is a ring gear structure, and the top end of the surface of the transmission rod (26) is a thread structure .
The maintenance device for avionics components according to claim 3, characterized in that, the bottom of the rack (34) is slidingly connected to the bottom end inside the connection box (1), and the second rod (36 ) The middle end of the surface is a thread structure.
The maintenance device for avionics components according to claim 4, characterized in that a slide bar (12) is slidably connected between the rear sides of the first block (43) and the second block (44), The rear side of the slide bar (12) is welded to the inside of the connection box (1).
The maintenance device for avionics parts according to claim 4, characterized in that, the second chain (45) is arranged in a U-shaped structure to mesh with the driving wheel (46), and the third rod (42) It is a threaded rod, and the thread direction on both sides of the threaded rod is opposite.