CN207826589U - Unmanned plane emitter - Google Patents
Unmanned plane emitter Download PDFInfo
- Publication number
- CN207826589U CN207826589U CN201721806252.9U CN201721806252U CN207826589U CN 207826589 U CN207826589 U CN 207826589U CN 201721806252 U CN201721806252 U CN 201721806252U CN 207826589 U CN207826589 U CN 207826589U
- Authority
- CN
- China
- Prior art keywords
- flat pad
- unmanned plane
- inclined plate
- turntable
- transmitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
Unmanned plane emitter, including flat pad, turntable and transmitting pedestal, the bottom of transmitting pedestal is set there are four traveling wheel, turntable is rotatably connected on transmitting pedestal upper surface by thrust bearing, revolving power mechanism in transmitting pedestal equipped with hydraulic station and for driving turntable to rotate, the length direction of flat pad is arranged along the longitudinal direction, the bottom rear of flat pad is hinged on the rear side of turntable, it is hinged with lifting cylinder between the front side bottom and the front side of turntable of flat pad, flat pad is equipped with transmitting pushing mechanism, the rear side of flat pad is equipped with folded sheet auxiliary body;In conclusion the utility model simple structure and reasonable design, at low cost, wherein hydraulic motor provides power source, is driven by chain structure to drive taking off for unmanned plane, and guarantee is provided for smoothly taking off for modern unmanned plane.
Description
Technical field
The utility model belongs to air vehicle technique field, and in particular to a kind of unmanned plane emitter.
Background technology
Unmanned plane is the abbreviation of " UAV ", relies primarily on wireless remotecontrol or by the side such as automatic pilot
Formula realizes autonomous control flight.It is one of current advanced technological arms, is widely used in battle reconnaissance, electronic countermeasure, sky
Many military operations such as middle strike are known as the " prying eyes " and " trump card " of modern battlefield.Currently, China's UAV emission systems
Mainly using the modes such as hydraulic pressure, pneumatic, rocket assist, but these types of radiation pattern there is complicated, manufacture use at
This height, the problem of maintenance difficulty.
Utility model content
The utility model in order to solve shortcoming in the prior art, provide it is a kind of it is simple in structure, manufacturing cost is low, behaviour
Make convenient unmanned plane emitter.
In order to solve the above technical problems, the utility model adopts the following technical solution:Unmanned plane emitter, including transmitting
Platform, turntable and transmitting pedestal, the bottom for emitting pedestal are set there are four traveling wheel, and turntable is rotatablely connected by thrust bearing
Revolving power mechanism in transmitting pedestal upper surface, transmitting pedestal equipped with hydraulic station and for driving turntable to rotate, transmitting
The length direction of platform is arranged along the longitudinal direction, and the bottom rear of flat pad is hinged on the rear side of turntable, flat pad
Lifting cylinder is hinged between front side bottom and the front side of turntable, flat pad is equipped with transmitting pushing mechanism, flat pad
Rear side be equipped with folded sheet auxiliary body, hydraulic station passes through oil pipe and lifting cylinder, transmitting pushing mechanism and folded sheet respectively
Auxiliary body connects.
Revolving power mechanism includes the stepper motor being arranged in transmitting pedestal, and the main shaft of stepper motor is equipped with master tape
It takes turns, the lower end of the column spinner that fixed own centre line is arranged in vertical at the bottom centre of turntable, column spinner passes through hair
Pedestal upper surface is penetrated to extend into transmitting pedestal, the lower end of column spinner is equipped with from belt wheel, main pulley by transmission belt with from band
Wheel is sequentially connected.
The upper surface of flat pad offers the pilot hole that takes off along its length, transmitting pushing mechanism include hydraulic motor,
Gearbox and two sprocket wheels, one of sprocket wheel are rotatably connected on the rear interior of flat pad, and the rotation of another sprocket wheel connects
It is connected on the front interior of flat pad, is connected by chain drive between two sprocket wheels, chain is parallel to be located at the pilot hole that takes off
The main shaft of underface, hydraulic motor is sequentially connected by gearbox and one of sprocket wheel, and hydraulic station passes through oil pipe and hydraulic pressure horse
Up to connection, traction component is installed on chain;
Be additionally provided with two groups of limit switches in flat pad, two groups of limit switches be separately positioned on the pilot hole that takes off front end and
Rear end, two groups of limit switches are connect by circuit with hydraulic motor.
Traction component includes mounting bracket and guiding piece, and mounting bracket is assemblied in the upper half range of chain, and the longitudinal section of guiding piece is
Right angled triangle, the right angle of guiding piece are hinged on the forward upper of mounting bracket by axis pin, and the center line of axis pin is along left and right water
Square to setting, guiding piece, which is upward through, to take off pilot hole and protrudes from flat pad upper surface, and the leading flank of guiding piece is vertical
In flat pad upper surface, the rear lateral portion weight of guiding piece is more than the front side portion weight of guiding piece, and the leading flank of guiding piece opens up
There is groove.
Folded sheet auxiliary body includes the first inclined plate and the second inclined plate, and the first inclined plate and the second inclined plate, which are in that the front is high and the back is low, to incline
Tiltedly setting, the front side edge of the first inclined plate are fixed there are two the first hinge sleeve, and the back side edge of flat pad is fixed with the second hinge sleeve, and second
The center line of hinge sleeve and two the first hinge sleeves is arranged along left and right horizontal direction, the second hinge sleeve be located at two the first hinge sleeves it
Between, it is equipped with the first articulated shaft in the second hinge sleeve and two the first hinge sleeves;The bottom rear of first inclined plate is fixed with third hinge
The center line of set, the 4th hinge sleeve that there are two the front side edge fixations of the second inclined plate, third hinge sleeve and two the 4th hinge sleeves is along a left side
Right horizontally arranged, third hinge sleeve is located between two the 4th hinge sleeves, is equipped in third hinge sleeve and two the 4th hinge sleeves
Second articulated shaft;The rear lateral portion of first inclined plate is ramp structure.
The bottom surface of second inclined plate is opened up there are two accommodating groove, and two accommodating grooves or so are arranged side by side and the length of each accommodating groove
It is consistent with the length direction of the second inclined plate to spend direction, hydraulic pressure support component is equipped in each accommodating groove, hydraulic pressure support component includes
The cylinder ends of support cylinder, support cylinder are hinged on the front side of accommodating groove, and the piston rod end of support cylinder is hinged with backing plate.
Using above-mentioned technical proposal, the utility model has the advantages that:
(1), the utility model the launch angle and launch azimuth of unmanned plane can be adjusted, it is different to adapt to
Launching condition starts stepper motor wherein when adjusting unmanned plane launch azimuth, and stepper motor drives main pulley rotation, master tape
Wheel is driven by transmission belt from belt wheel, and to which column spinner rotates under the drive from belt wheel, turntable starts to rotate, and works as turntable
When turning to orientation to be launched, stepper motor is stopped;When needing to adjust unmanned plane launch angle, start lifting cylinder,
The piston rod of lifting cylinder stretches out and props up the front side portion of flat pad, when flat pad is propped up to launch angle, rises
Drop oil cylinder is stopped;
(2), the utility model devise a kind of folded sheet auxiliary body, unmanned plane need to be pushed by folded sheet auxiliary body
To the rear side of flat pad, it could realize that unmanned plane works in the launch of flat pad, wherein folding need not be used
When plate auxiliary body, folded sheet auxiliary body can fold up and be placed on flat pad upper surface, since folded sheet assists
Mechanism can fold, and reduce the volume of whole device, easy to use convenient for storage;
(3), the utility model push unmanned plane to take off by emitting pushing mechanism, wherein hydraulic motor provides enough dynamic
Then power and by gearbox speed change drives unmanned plane to start through chain structure, in addition hydraulic motor can pass through gearbox
Accelerate so that output slewing rate faster;
In conclusion the utility model simple structure and reasonable design, at low cost, wherein hydraulic motor provides power source, warp
Chain structure transmission is crossed to drive taking off for unmanned plane, guarantee is provided for smoothly taking off for modern unmanned plane.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the vertical view of flat pad;
Fig. 3 is the working state figure of traction component;
Fig. 4 is status diagram when folded sheet auxiliary body folds;
Fig. 5 is status diagram when the second inclined plate is opened in Fig. 4;
Fig. 6 is the vertical view of Fig. 5.
Specific implementation mode
As shown in figures 1 to 6, the unmanned plane emitter of the utility model, including flat pad 1, turntable 2 and transmitting base
The bottom of seat 3, transmitting pedestal 3 is set there are four traveling wheel 4, and turntable 2 is rotatably connected on by thrust bearing 5 on transmitting pedestal 3
Surface, the interior revolving power mechanism equipped with hydraulic station 6 and for driving turntable 2 to rotate of transmitting pedestal 3, the length of flat pad 1
Degree direction is arranged along the longitudinal direction, and the bottom rear of flat pad 1 is hinged on the rear side of turntable 2, the front side bottom of flat pad 1
Lifting cylinder 7 is hinged between portion and the front side of turntable 2, flat pad 1 is equipped with transmitting pushing mechanism, flat pad 1
Rear side is equipped with folded sheet auxiliary body, and hydraulic station 6 passes through oil pipe and lifting cylinder 7, transmitting pushing mechanism and folded sheet respectively
Auxiliary body connects.
Revolving power mechanism includes the stepper motor 8 being arranged in transmitting pedestal 3, and the main shaft of stepper motor 8 is equipped with master
Belt wheel, the column spinner 10 that fixed own centre line is arranged in vertical at the bottom centre of turntable 2, the lower end of column spinner 10
It is extend into transmitting pedestal 3 across 3 upper surface of transmitting pedestal, the lower end of column spinner 10 is equipped with from belt wheel 11, and main pulley passes through
Transmission belt 12 is sequentially connected with from belt wheel 11.
The upper surface of flat pad 1 offers the pilot hole 13 that takes off along its length, and transmitting pushing mechanism includes hydraulic pressure horse
It reaches, gearbox and two sprocket wheels 14, one of sprocket wheel 14 are rotatably connected on the rear interior of flat pad 1, another chain
Wheel 14 is rotatably connected on the front interior of flat pad 1, is sequentially connected by chain 15 between two sprocket wheels 14, chain 15 is parallel
Positioned at the underface for the pilot hole 13 that takes off, the main shaft of hydraulic motor is sequentially connected by gearbox and one of sprocket wheel 14, liquid
Pressure station 6 is connect by oil pipe with hydraulic motor, and traction component is equipped on chain 15;
Two groups of limit switches are additionally provided in flat pad 1, two groups of limit switches are separately positioned on take off pilot hole 13 before
End and rear end, two groups of limit switches are connect by circuit with hydraulic motor.
Traction component includes mounting bracket 16 and guiding piece 17, and mounting bracket 16 is assemblied in the upper half range of chain 15, guiding piece 17
Longitudinal section be right angled triangle, the right angle of guiding piece 17 is hinged on the forward upper of mounting bracket 16, axis pin by axis pin 18
18 center line is arranged along left and right horizontal direction, and guiding piece 17 is upward through to take off and pilot hole 13 and protrude from flat pad 1
Surface, for the leading flank of guiding piece 17 perpendicular to 1 upper surface of flat pad, the rear lateral portion weight of guiding piece 17 is more than guiding piece 17
The leading flank of front side portion weight, guiding piece 17 offers groove 19.
Folded sheet auxiliary body includes the first inclined plate 21 and the second inclined plate 22, before the first inclined plate 21 and the second inclined plate 22 are in
Low dip is arranged after height, and the front side edge of the first inclined plate 21 is fixed there are two the first hinge sleeve 23, and the back side edge of flat pad 1 is fixed with
The center line of second hinge sleeve 24, the second hinge sleeve 24 and two the first hinge sleeves 23 is arranged along left and right horizontal direction, the second hinge sleeve
24 are located between two the first hinge sleeves 23, and the first articulated shaft 32 is equipped in the second hinge sleeve 24 and two the first hinge sleeves 23;The
The bottom rear of one inclined plate 21 is fixed with third hinge sleeve 25, and the front side edge of the second inclined plate 22 is fixed there are two the 4th hinge sleeve 26, the
The center line of three hinge sleeves 25 and two the 4th hinge sleeves 26 is arranged along left and right horizontal direction, and third hinge sleeve 25 is located at two the 4th
Between hinge sleeve 26, the second articulated shaft 33 is equipped in third hinge sleeve 25 and two the 4th hinge sleeves 26;The rear side of first inclined plate 21
Portion is ramp structure.
The bottom surface of second inclined plate 22 is opened up there are two accommodating groove 27, and two accommodating grooves 27 or so are arranged side by side and each storage
The length direction of slot 27 is consistent with the length direction of the second inclined plate 22, and hydraulic pressure support component, hydraulic pressure are equipped in each accommodating groove 27
Support component includes support cylinder 28, and the cylinder ends of support cylinder 28 are hinged on the front side of accommodating groove 27, support cylinder 28
Piston rod end is hinged with backing plate 29.
The method for carrying out unmanned plane transmitting using the utility model, includes the following steps:
(1), first will transmitting pedestal 3 by engineering truck roping to launch site, start hydraulic station 6 later, hydraulic station 6 is logical
It crosses oil pipe and provides power drive for lifting cylinder 7, transmitting pushing mechanism and folded sheet auxiliary body;
(2), adjustment unmanned plane launch azimuth:Start stepper motor 8, stepper motor 8 drives main pulley rotation, main pulley logical
Transmission belt 12 is crossed to drive from belt wheel 11, to which column spinner 10 rotates under the drive from belt wheel 11, turntable 2 starts to rotate, when
When turntable 2 turns to orientation to be launched, stepper motor 8 is stopped;
(3), adjustment unmanned plane launch angle:Start lifting cylinder 7, the piston rod of lifting cylinder 7 stretches out and puts down transmitting
The front side portion of platform 1 is propped up, and when flat pad 1 is propped up to launch angle, lifting cylinder 7 is stopped;
(4), folded sheet auxiliary body is put down from flat pad 1 and is supported on ground:The second inclined plate 22 is overturn forward,
Second inclined plate 22 rotates 180 ° around the second articulated shaft 33, then pulls out two groups of support cylinders 28 out of accommodating groove 27 respectively, to
The first inclined plate 21 is overturn afterwards until the lateral support of the second inclined plate 22 on the ground, then starts support cylinder 28, support cylinder
28 piston rod stretches out straight down so that backing plate 29 is contacted with ground;
(5), unmanned plane is transported to by flat pad 1 by folded sheet auxiliary body:Unmanned plane is transported to the second inclined plate
The rack of unmanned plane is connect by 22 rear side by rope with guiding piece 17, and the end of wherein rope is connected to guiding piece 17
In groove 19, starting hydraulic motor, hydraulic motor forward direction band movable sprocket 14 rotates, to which chain 15 starts to be driven, 15 band of chain
Dynamic traction component travels forward, and guiding piece 17 pulls unmanned plane, pulling lower edge second inclined plate of the unmanned plane in rope by rope
22 and first inclined plate 21 traveling to flat pad 1 rear side, close hydraulic motor, be again started up support cylinder 28 later, support
Oil cylinder 28 jacks up the second inclined plate 22 and the first inclined plate 21, and the first inclined plate 21 is overturn forward around the first articulated shaft 32, until nobody
The tail portion of machine touches the first inclined plate 21, and support cylinder 28 is stopped, at this time the unmanned seat in the plane under the support of the first inclined plate 21
In the rear side of flat pad 1, unmanned plane is in battery;
(6), start transmitting pushing mechanism, carry out transmitting work:The rope that will be connected between unmanned aerial vehicle rack and guiding piece 17
It asks for down, then starts hydraulic motor, reversely band movable sprocket 14 rotates hydraulic motor, to which chain 15 starts to be driven, chain 15
Traction component is driven to move backward, when guiding piece 17 is moved to 31 lower section of rack of unmanned plane, due to the height of guiding piece 17
More than unmanned plane rack 31 arrive flat pad 1 distance, so unmanned plane rack 31 push guiding piece 17, guiding piece 17 around
Axis pin 18 rotates forward, and guiding piece 17 passes through the rack 31 of unmanned plane, is led since the rear lateral portion weight of guiding piece 17 is more than
Draw the front side portion weight of block 17, so under gravity, guiding piece 17 resets, the lower surface of guiding piece 17 again with installation
The upper surface of frame 16 is bonded, and after guiding piece 17 touches the limit switch of rear side, hydraulic motor starts positive band movable sprocket again
14 rotations, to which guiding piece 17 contradicts the rear side of rack 31 in unmanned plane under the drive of chain 15, then guiding piece 17 along
It is rapid mobile forward to fly pilot hole 13, and guiding piece 17 pushes forward the rack 31 of unmanned plane, unmanned plane is in guiding piece 17
It gives it the gun along flat pad 1 under promotion, and launches forward from the front end of flat pad 1, guiding piece 17 touches front side
Limit switch after, hydraulic motor is stopped, and completes the transmitting work of unmanned plane.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., every foundation
The technical essence of the utility model belongs to this reality to any simple modification, equivalent change and modification made by above example
With the protection domain of new technique scheme.
Claims (6)
1. unmanned plane emitter, it is characterised in that:Including flat pad, turntable and transmitting pedestal, emit the bottom of pedestal
If there are four traveling wheel, turntable is rotatably connected on transmitting pedestal upper surface by thrust bearing, and hydraulic pressure is equipped in transmitting pedestal
It stands and the revolving power mechanism for driving turntable to rotate, the length direction of flat pad is arranged along the longitudinal direction, transmitting is flat
The bottom rear of platform is hinged on the rear side of turntable, and lifting is hinged between the front side bottom and the front side of turntable of flat pad
Oil cylinder, flat pad are equipped with transmitting pushing mechanism, and the rear side of flat pad is equipped with folded sheet auxiliary body, and hydraulic station leads to respectively
Oil pipe is crossed to connect with lifting cylinder, transmitting pushing mechanism and folded sheet auxiliary body.
2. unmanned plane emitter according to claim 1, it is characterised in that:Revolving power mechanism includes that setting is emitting
The main shaft of stepper motor in pedestal, stepper motor is equipped with main pulley, and own centre line edge is fixed at the bottom centre of turntable
The lower end of the column spinner of vertical direction setting, column spinner passes through transmitting pedestal upper surface to extend into transmitting pedestal, column spinner
Lower end be equipped with from belt wheel, main pulley is connect by transmission belt with from belt wheel transmission.
3. unmanned plane emitter according to claim 1, it is characterised in that:The upper surface of flat pad is along its length
The pilot hole that takes off is offered, transmitting pushing mechanism includes hydraulic motor, gearbox and two sprocket wheels, and one of sprocket wheel rotation connects
It is connected on the rear interior of flat pad, another sprocket wheel is rotatably connected on the front interior of flat pad, between two sprocket wheels
It is connected by chain drive, the parallel underface for being located at the pilot hole that takes off of chain, the main shaft of hydraulic motor passes through gearbox and its
In sprocket wheel be sequentially connected, hydraulic station is connect by oil pipe with hydraulic motor, and traction component is equipped on chain;
Two groups of limit switches are additionally provided in flat pad, two groups of limit switches are separately positioned on the front end for the pilot hole that takes off with after
End, two groups of limit switches are connect by circuit with hydraulic motor.
4. unmanned plane emitter according to claim 3, it is characterised in that:Traction component includes mounting bracket and traction
Block, mounting bracket are assemblied in the upper half range of chain, and the longitudinal section of guiding piece is right angled triangle, and the right angle of guiding piece passes through axis pin
It is hinged on the forward upper of mounting bracket, the center line of axis pin is arranged along left and right horizontal direction, and guiding piece is upward through guiding of taking off
Hole simultaneously protrudes from flat pad upper surface, and the leading flank of guiding piece is perpendicular to flat pad upper surface, the rear lateral portion weight of guiding piece
Amount is more than the front side portion weight of guiding piece, and the leading flank of guiding piece offers groove.
5. unmanned plane emitter according to claim 1, it is characterised in that:Folded sheet auxiliary body includes the first inclined plate
With the second inclined plate, the first inclined plate and the second inclined plate are obliquely installed in the front is high and the back is low, and there are two the front side edge fixations of the first inclined plate
The back side edge of first hinge sleeve, flat pad is fixed with the second hinge sleeve, the equal edge of center line of the second hinge sleeve and two the first hinge sleeves
Left and right horizontal direction is arranged, and the second hinge sleeve is located between two the first hinge sleeves, is worn in the second hinge sleeve and two the first hinge sleeves
There is the first articulated shaft;The bottom rear of first inclined plate is fixed with third hinge sleeve, and there are two the 4th for the front side edge fixation of the second inclined plate
The center line of hinge sleeve, third hinge sleeve and two the 4th hinge sleeves is arranged along left and right horizontal direction, and third hinge sleeve is located at two the
Between four hinge sleeves, the second articulated shaft is equipped in third hinge sleeve and two the 4th hinge sleeves;The rear lateral portion of first inclined plate is inclined-plane
Structure.
6. unmanned plane emitter according to claim 5, it is characterised in that:It is received there are two opening up the bottom surface of second inclined plate
Receive slot, two accommodating grooves or so are arranged side by side and the length direction of each accommodating groove is consistent with the length direction of the second inclined plate, often
Hydraulic pressure support component is equipped in a accommodating groove, hydraulic pressure support component includes support cylinder, and the cylinder ends of support cylinder are hinged on
The piston rod end of the front side of accommodating groove, support cylinder is hinged with backing plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721806252.9U CN207826589U (en) | 2017-12-21 | 2017-12-21 | Unmanned plane emitter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721806252.9U CN207826589U (en) | 2017-12-21 | 2017-12-21 | Unmanned plane emitter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207826589U true CN207826589U (en) | 2018-09-07 |
Family
ID=63388483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721806252.9U Expired - Fee Related CN207826589U (en) | 2017-12-21 | 2017-12-21 | Unmanned plane emitter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207826589U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113104705A (en) * | 2021-04-09 | 2021-07-13 | 南京交通职业技术学院 | Construction machinery equipment for lifting and using method thereof |
-
2017
- 2017-12-21 CN CN201721806252.9U patent/CN207826589U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113104705A (en) * | 2021-04-09 | 2021-07-13 | 南京交通职业技术学院 | Construction machinery equipment for lifting and using method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108557106A (en) | A kind of unmanned plane cluster launch reclaim device with storage and makeup function | |
CN207826591U (en) | Unmanned plane hydraulic catapult device | |
CN108001701A (en) | Movable unmanned helicopter catapult-launching gear | |
CN105401734B (en) | Automatic wallboard mounting vehicle | |
CN205153562U (en) | Automatic wallboard mounting vehicle | |
CN105253317A (en) | Missile loading vehicle | |
CN205116052U (en) | Car is put to traffic awl cloth and traffic awl storage device thereof | |
CN207826589U (en) | Unmanned plane emitter | |
CN219311300U (en) | Magneto-electricity activated part grabbing mechanism | |
CN206569284U (en) | One kind, which is taken off, uses draw-gear | |
CN108082523A (en) | A kind of method of unmanned plane transmitting | |
CN207902764U (en) | A kind of unmanned plane landing system | |
CN109488078B (en) | Vehicle carrying system based on AGV | |
CN100560943C (en) | Walking refuse rapid filling machine | |
CN207826590U (en) | Movable unmanned helicopter catapult-launching gear | |
CN114249267A (en) | Manual hydraulic comprehensive top loading vehicle | |
CN108116690A (en) | Unmanned plane emitter | |
CN206624012U (en) | A kind of V belt translation unmanned aerial vehicle ejecting frame | |
CN108116691B (en) | Hydraulic ejection method of unmanned aerial vehicle | |
CN108146650A (en) | A kind of launching technique applied to unmanned plane | |
CN109747830B (en) | Single-group wheel connecting rod type unmanned aerial vehicle throwing device and throwing method | |
CN110953927B (en) | Booster and core-level rocket binding and butt-joint system and method | |
CN104943873B (en) | Small aircraft carrying device and loading and transporting method | |
CN208220680U (en) | A kind of tubing string Automatic Conveying device | |
CN205116054U (en) | Car is put to traffic awl cloth and cloth awl mechanism thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20191221 |