CN209356183U - Gear test platform - Google Patents
Gear test platform Download PDFInfo
- Publication number
- CN209356183U CN209356183U CN201920136549.1U CN201920136549U CN209356183U CN 209356183 U CN209356183 U CN 209356183U CN 201920136549 U CN201920136549 U CN 201920136549U CN 209356183 U CN209356183 U CN 209356183U
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- gear
- movable pulley
- nose
- fixed
- frame
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Abstract
The utility model discloses a kind of gear test platform, which includes frame, support column, upper frame and nose-gear mounting post；The stem of the frame and tail portion are separately installed with nose-gear component and main landing gear component；The nose-gear component includes that preceding movable pulley mounting rack, preceding movable pulley and nose-gear push cylinder, the preceding movable pulley mounting rack is hinged in the nose-gear mounting post, it is further fixed on nose-gear in the nose-gear mounting post and pushes cylinder mounting blocks, the lateral surface of the frame is fixed with supporting block, and one end of the main movable pulley mounting blocks and the supporting block are rotatablely connected；The gear test platform of the utility model is simple and compact for structure, it is small in size, it is safe and convenient to use, test can be combined to nose-gear and main landing gear, the precision of test is high, as a result the more intuitive safe spacing component by setting, convenient for carrying out buffer limit to main landing gear, using safer, the service life of device is extended.
Description
Technical field
The utility model belongs to aircraft technical field, and in particular to a kind of aircraft landing gear testing stand.
Background technique
Referred to as " unmanned plane ", english abbreviation is " UAV " to UAV, is using radio robot and to provide for oneself
The not manned aircraft of presetting apparatus manipulation, or fully or intermittently automatically operated by car-mounted computer, with someone
It drives an airplane and compares, aircraft is often more suitable for the task of those too " slow-witted, dirty or dangerous "；Aircraft presses application field,
Can be divided into it is military with it is civilian.
Undercarriage is one of most important component of aircraft, it determines the safety of aircraft takeoff and landing, therefore,
Before aircraft takeoff test, it is necessary to test undercarriage, currently, most of gear test device on the market
Volume is larger, and test operation is more many and diverse, also, needs independent experiment for nose-gear and main landing gear, to test result
The problem of accuracy is affected, thus it is proposed that gear test platform.
Utility model content
The purpose of this utility model is to provide gear test platforms, to solve undercarriage mentioned above in the background art
It is one of most important component of aircraft, it determines the safety of aircraft takeoff and landing, therefore, surveys in aircraft takeoff
Before examination, it is necessary to undercarriage is tested, currently, most of gear test device volume is larger on the market, test
Operation is more many and diverse, also, needs independent experiment for nose-gear and main landing gear, is affected to the accuracy of test result
The problem of.
To achieve the above object, the utility model provides the following technical solutions: gear test platform, the gear test platform
Including frame, the support column that is fixed on the framework upper, the upper frame for being fixed on the support top end and it is fixed on described
The nose-gear mounting post positioned opposite of two of frame head end；The stem of the frame and tail portion are separately installed with nose-gear
Component and main landing gear component；The nose-gear component includes that preceding movable pulley mounting rack, preceding movable pulley and nose-gear push
Cylinder, the preceding movable pulley mounting rack are hinged in the nose-gear mounting post, the Forward wheel rotation be mounted on it is described before
On movable pulley mounting rack, it is further fixed on nose-gear in the nose-gear mounting post and pushes cylinder mounting blocks, rises and falls before described
Frame pushes one end of cylinder and the preceding movable pulley mounting rack hinged, and the other end pushes cylinder mounting blocks hinged with the nose-gear；
There are two the main landing gear component is oppositely arranged comprising main movable pulley mounting blocks, main movable pulley, strut and main landing gear push away
Cylinder is moved, main landing gear mounting plate is installed on the upper frame, the lateral surface of the frame is fixed with supporting block, the main movable pulley
One end of mounting blocks and the supporting block are rotatablely connected, and the other end is connect with the main movable pulley, and the strut includes upper rack posts
And lower fulcrum bar, one end of the upper rack posts and lower fulcrum bar are hinged, the other end of upper rack posts and the main landing gear mounting plate connect
Connect, the other end of lower fulcrum bar and the main movable pulley mounting blocks are rotatablely connected, the main landing gear push one end of cylinder with it is described
The rotation connection of main landing gear mounting plate, the other end and upper rack posts are rotatablely connected；Two groups are also equipped on the frame to be arranged symmetrically
Undercarriage front-rear position limited block, be distributed on the inside of the undercarriage front-rear position limited block described in two groups and be fixed on the frame
On undercarriage after position limited block；The stem of the frame and tail portion are also respectively provided with adjustable support component, the adjustable supporting
Support component includes nut assembly and adjusts screw rod, and the nut assembly is fixed on said frame, the adjusting screw rod with it is described
Nut assembly is connected by way of threaded engagement, and the top for adjusting screw rod is fixed with manual knob, and bottom end is fixed with
Stabilizer blade.
Preferably, undercarriage front-rear position limited block described in every group is separately installed with two, and before two undercarriages
Position limited block is positioned opposite afterwards, offers respectively and the master on the top of the undercarriage front-rear position limited block opposite
The compatible arc-shaped notch A of movable pulley lateral surface.
Preferably, movable pulley limit plate before the nose-gear pushes the bottom end of cylinder mounting blocks to be fixed with, it is mobile before described
The lower surface of wheel limit plate offers arc-shaped notch B compatible with the preceding movable pulley lateral surface.
Preferably, two groups of auxiliary connection sheets are also equipped on the strut, auxiliary connection sheet described in every group is arranged with two
It is a, and two it is described auxiliary connection sheets one end be mutually rotatablely connected, the other end respectively with the upper rack posts and the lower fulcrum bar
Rotation connection.
Preferably, the lateral surface of the upper rack posts is respectively fixed with safe spacing component, and two safe spacing groups
Part Relative distribution, the safe spacing component include fixed block and the telescopic component in the fixed block, the fixed block
Opposite face on offer indwelling space respectively, offered respectively on other end match with the upper rack posts lateral surface it is recessed
Slot.
Preferably, the telescopic component includes telescopic mast and adjustable spring, offers confession on the end wall in the indwelling space
The movable chamber of the flexible column end insertion, one end of the telescopic mast is reciprocally actively embedded in the movable chamber, another
The movable chamber is stretched out at end, the adjustable spring be distributed in the telescopic mast built-in end end face and the movable chamber bottom of chamber it
Between.
Preferably, open up the limit sliding chutes there are two Relative distribution on the side wall of the movable chamber, the telescopic mast it is embedding
Enter to hold outer surface to be fixed with the position limiting slide block to match with the limit sliding chutes, and is fixed on the inside of the port of the limit sliding chutes
Block.
Preferably, limit plate is fixed on the extension end of the telescopic mast.
Compared with prior art, the utility model has the beneficial effects that
(1) the gear test platform of the utility model is simple and compact for structure, small in size, safe and convenient to use, can be to preceding
It falls frame and main landing gear is combined test, the precision of test is high, as a result more intuitive；
(2) the safe spacing component by setting of the utility model uses convenient for carrying out buffer limit to main landing gear
It is safer, extend the service life of device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the undercarriage front-rear position limited block side structure schematic view of the utility model；
Fig. 3 is the nose-gear mounting blocks positive structure diagram of the utility model；
Fig. 4 is that the rear undercarriage of the utility model pushes cylinder forward sight structural schematic diagram；
Fig. 5 is that the safe spacing component of the utility model overlooks schematic cross-sectional view；
In figure: 1, frame；2, undercarriage front-rear position limited block；3, connection sheet is assisted；4, main movable pulley mounting blocks；5, main
Movable pulley；6, supporting block；7, main landing gear pushes cylinder；8, position limited block after undercarriage；9, main landing gear mounting plate；10, it pushes up
Frame；11, support column；12, nose-gear pushes cylinder mounting blocks；13, nose-gear mounting post；14, preceding movable pulley mounting rack；15,
Preceding movable pulley；16, nose-gear pushes cylinder；17, arc-shaped notch A；18, preceding movable pulley limit plate；19, arc-shaped notch B；20, pacify
Full limit assembly；21, telescopic mast；22, limit plate；23, indwelling space；24, fixed block；25, limit sliding chutes；26, movable chamber；
27, adjustable spring；28, groove；29, position limiting slide block；30, block；31, manual knob；32, nut assembly；33, screw rod is adjusted；
34, stabilizer blade.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are please referred to, the utility model provides a kind of technical solution: gear test platform, should
Gear test platform include frame 1, the support column 11 for being fixed on 1 top of frame, be fixed on the upper frame 10 on 11 top of support column with
And it is fixed on two nose-gear mounting posts 13 positioned opposite of 1 head end of frame；The stem of frame 1 is separately installed with tail portion
Nose-gear component and main landing gear component；Nose-gear component includes preceding movable pulley mounting rack 14, preceding movable pulley 15 and preceding
It falls frame and pushes cylinder 16, preceding movable pulley mounting rack 14 is hinged in nose-gear mounting post 13, before preceding movable pulley 15 is rotatably installed in
On movable pulley mounting rack 14, it is further fixed on nose-gear in nose-gear mounting post 13 and pushes cylinder mounting blocks 12, nose-gear
Push one end and the preceding movable pulley mounting rack 14 of cylinder 16 hinged, the other end and nose-gear push cylinder mounting blocks 12 hinged；It is described
There are two main landing gear component is oppositely arranged comprising main movable pulley mounting blocks 4, main movable pulley 5, strut and main landing gear push
Cylinder 7 is equipped with main landing gear mounting plate 9 on upper frame 10, and the lateral surface of frame 1 is fixed with supporting block 6, main movable pulley mounting blocks 4
One end and supporting block 6 be rotatablely connected, the other end connect with main movable pulley 5, and strut includes upper rack posts and lower fulcrum bar, the upper rack posts
It is hinged with one end of lower fulcrum bar, the other end of upper rack posts is connect with main landing gear mounting plate 9, the other end of lower fulcrum bar and master
Movable pulley mounting blocks 4 be rotatablely connected, main landing gear push cylinder 7 one end and main landing gear mounting plate 9 be rotatablely connected, the other end with
Upper rack posts rotation connection；It is also equipped with two groups of undercarriage front-rear position limited blocks 2 being arranged symmetrically on frame 1, rises and falls at two groups
Position limited block 8 after the undercarriage being fixed on frame 1 is distributed on the inside of frame front-rear position limited block 2, before and after every group of undercarriage
Position limited block 2 is separately installed with two, and two undercarriage front-rear position limited blocks 2 are positioned opposite, in undercarriage anteroposterior position
The top for setting 2 opposite of limited block offers arc-shaped notch A17 compatible with main 5 lateral surface of movable pulley respectively, when main movement
For wheel 5 in when folding state, main landing gear pushes cylinder 7 to shrink, and upper rack posts and lower fulcrum bar bending, main movable pulley 5 are rotated up, and
It is ultimately at vertical state, its underpart is pressed into inside arc-shaped notch A17, and when main movable pulley 5 is in releasing state, upper rack posts are under
Strut one end interconnected can also play the role of auxiliary stopper, because the end face of upper rack posts and lower fulcrum bar can limit when being bonded
Upper rack posts and lower fulcrum bar processed are bent to opposite direction；The stem of frame 1 and tail portion are also respectively provided with adjustable support component, this is adjustable
Support component includes nut assembly 32 and adjusts screw rod 33, and nut assembly 32 is fixed on frame 1, adjusts screw rod 33 and nut group
Part 32 is connected by way of threaded engagement, and the top for adjusting screw rod 33 is fixed with manual knob 31, and bottom end is fixed with stabilizer blade
34；Two groups of auxiliary connection sheets 3 are also equipped on upper rack posts, every group of auxiliary connection sheet 3 is arranged with two, and two auxiliary connections
One end of piece 3 is mutually rotatablely connected, and the other end is rotatablely connected with upper rack posts and lower fulcrum bar respectively.
In the present embodiment, it is preferred that movable pulley limit plate 18 before nose-gear pushes the bottom end of cylinder mounting blocks 12 to be fixed with,
The lower surface of preceding movable pulley limit plate 18 offers arc-shaped notch B19 compatible with preceding 15 lateral surface of movable pulley.
In the present embodiment, it is preferred that the lateral surface of upper rack posts is respectively fixed with safe spacing component 20, and two safety limits
20 Relative distribution of hyte part, safe spacing component 20 include fixed block 24 and the telescopic component in fixed block 24, fixed block
Indwelling space 23 is offered on 24 opposite face respectively, offered respectively on other end match with upper rack posts lateral surface it is recessed
Slot 28；Telescopic component includes telescopic mast 21 and adjustable spring 27, is offered on the end wall in indwelling space 23 for 21 end of telescopic mast
The movable chamber 26 of insertion, one end of telescopic mast 21 are reciprocally actively embedded in movable chamber 26, and the other end stretches out movable chamber 26, stretches
Contracting spring 27 is distributed between the built-in end end face of telescopic mast 21 and the bottom of chamber of movable chamber 26, fixed on the extension end of telescopic mast 21
There is limit plate 22.
In the present embodiment, it is preferred that open up the limit sliding chutes 25 there are two Relative distribution on the side wall of movable chamber 26, stretch
The built-in end outer surface of column 21 is fixed with the position limiting slide block 29 to match with limit sliding chutes 25, and on the inside of the port of limit sliding chutes 25
It is fixed with block 30.
The working principle and process for using of the utility model: when assembling, one end of main movable pulley mounting blocks 4 and supporting block 6
It is connected by shaft, the other end is connect with main movable pulley 5, and main landing gear pushes one end of cylinder 7 to pass through with main landing gear mounting plate 9
Shaft connection, the other end are connect with main movable pulley mounting blocks 4 by shaft, and main landing gear pushes cylinder 7 and nose-gear to push cylinder
The cylinder of the 16 optional model MOB of difference pushes cylinder 7 and nose-gear to push cylinder 16 that can realize main movable pulley by main landing gear
5 and preceding movable pulley 15 overturning；
When main landing gear pushes cylinder 7 and nose-gear pushes cylinder 16 to be in contraction state, main movable pulley 5 and preceding movable pulley
15 are in collapsed state, realize through rotation manual knob 31, utilize the threaded engagement of nut assembly 32 and adjusting screw rod 33
Effect adjusts height of the stabilizer blade 34 away from frame 1, convenient for the accurate progress of test；
When current movable pulley 15 is in collapsed state, outer surface can be overlapped with preceding movable pulley limit plate 18, for Forward
The arc-shaped notch B19 that the form of driving wheel 15 opens up is conducive to the accurate limit to preceding movable pulley 15；
When main movable pulley 5 is in collapsed state, pass through A17 pairs of arc-shaped notch on undercarriage front-rear position limited block 2
Main movable pulley 5 carries out accurate limit, meanwhile, the position limited block 8 after undercarriage of fixed block 24, and fixed block 24 is embedded in indwelling
In space 23, it is stabilized；
Meanwhile limit plate 22 compresses backward, and drives telescopic mast 21 movable, the adjustable spring 27 in activity compression chamber 16,
Realize that stablizing for main landing gear component limits using adjustable spring 27, telescopic mast 21 and limit plate 22, use is safer, right
Unmanned aerial vehicle undercarriage is tested.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. gear test platform, it is characterised in that: the gear test platform includes frame (1), is fixed on the frame (1) top
Support column (11), be fixed on the upper frame (10) on the support column (11) top and be fixed on the two of the frame (1) head end
A nose-gear mounting post (13) positioned opposite；The stem of the frame (1) and tail portion are separately installed with nose-gear component
With main landing gear component；The nose-gear component includes preceding movable pulley mounting rack (14), preceding movable pulley (15) and nose-gear
It pushes cylinder (16), the preceding movable pulley mounting rack (14) is hinged on the nose-gear mounting post (13), the preceding movable pulley
(15) it is rotatably installed on the preceding movable pulley mounting rack (14), is risen before being further fixed on the nose-gear mounting post (13)
It falls frame and pushes cylinder mounting blocks (12), the nose-gear pushes the one end of cylinder (16) and the preceding movable pulley mounting rack (14) to cut with scissors
It connects, the other end and the nose-gear push cylinder mounting blocks (12) hinged；There are two the main landing gear component is oppositely arranged,
Cylinder (7) are pushed including main movable pulley mounting blocks (4), main movable pulley (5), strut and main landing gear, are installed on the upper frame (10)
Have main landing gear mounting plate (9), the lateral surface of the frame (1) is fixed with supporting block (6), the main movable pulley mounting blocks (4)
One end and the supporting block (6) be rotatablely connected, the other end connect with the main movable pulley (5), and the strut includes upper rack posts
And lower fulcrum bar, one end of the upper rack posts and lower fulcrum bar are hinged, the other end of upper rack posts and the main landing gear mounting plate (9)
Connection, the other end of lower fulcrum bar and the main movable pulley mounting blocks (4) are rotatablely connected, and the main landing gear pushes the one of cylinder (7)
End is rotatablely connected with the main landing gear mounting plate (9), and the other end and upper rack posts are rotatablely connected；It is also installed on the frame (1)
There are two groups of undercarriage front-rear position limited blocks (2) being arranged symmetrically, on the inside of the undercarriage front-rear position limited block (2) described in two groups
Position limited block (8) after the undercarriage being fixed on the frame (1) is distributed with；The stem of the frame (1) is also divided with tail portion
It is not provided with adjustable support component, which includes nut assembly (32) and adjust screw rod (33), the nut group
Part (32) is fixed on the frame (1), the side for adjusting screw rod (33) and the nut assembly (32) and passing through threaded engagement
Formula connection, the top for adjusting screw rod (33) are fixed with manual knob (31), and bottom end is fixed with stabilizer blade (34).
2. gear test platform according to claim 1, it is characterised in that: undercarriage front-rear position limited block described in every group
(2) two are separately installed with, and two undercarriage front-rear position limited blocks (2) are positioned opposite, before and after the undercarriage
The top of position limited block (2) opposite offers arc-shaped notch A compatible with main movable pulley (5) lateral surface respectively
(17)。
3. gear test platform according to claim 1, it is characterised in that: the nose-gear pushes cylinder mounting blocks (12)
Bottom end be fixed with before movable pulley limit plate (18), the lower surface of the preceding movable pulley limit plate (18) offer with it is described before
The compatible arc-shaped notch B (19) of movable pulley (15) lateral surface.
4. gear test platform according to claim 1, it is characterised in that: be also equipped with two groups of auxiliary on the strut and connect
Contact pin (3), auxiliary connection sheet (3) described in every group is arranged with two, and one end of two auxiliary connection sheet (3) mutually turns
Dynamic connection, the other end are rotatablely connected with the upper rack posts and the lower fulcrum bar respectively.
5. gear test platform according to claim 1, it is characterised in that: the lateral surface of the upper rack posts is respectively fixed with
Safe spacing component (20), and two safe spacing component (20) Relative distributions, the safe spacing component (20) include
Fixed block (24) and the telescopic component being located in the fixed block (24), offer respectively on the opposite face of the fixed block (24)
Indwelling space (23) offers the groove (28) to match with the upper rack posts lateral surface on other end respectively.
6. gear test platform according to claim 5, it is characterised in that: the telescopic component include telescopic mast (21) and
Adjustable spring (27) offers the movable chamber for the insertion of the telescopic mast (21) end on the end wall of the indwelling space (23)
(26), one end of the telescopic mast (21) is reciprocally actively embedded in the movable chamber (26), and the other end stretches out the activity
Chamber (26), the adjustable spring (27) are distributed in the built-in end end face of the telescopic mast (21) and the bottom of chamber of the movable chamber (26)
Between.
7. gear test platform according to claim 6, it is characterised in that: offered on the side wall of the movable chamber (26)
The built-in end outer surface of the limit sliding chutes (25) of two Relative distributions, the telescopic mast (21) is fixed with and the limit sliding chutes
(25) position limiting slide block (29) to match, and block (30) are fixed on the inside of the port of the limit sliding chutes (25).
8. gear test platform according to claim 6, it is characterised in that: fixed on the extension end of the telescopic mast (21)
There are limit plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136549.1U CN209356183U (en) | 2019-01-27 | 2019-01-27 | Gear test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136549.1U CN209356183U (en) | 2019-01-27 | 2019-01-27 | Gear test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356183U true CN209356183U (en) | 2019-09-06 |
Family
ID=67803435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920136549.1U Active CN209356183U (en) | 2019-01-27 | 2019-01-27 | Gear test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209356183U (en) |
-
2019
- 2019-01-27 CN CN201920136549.1U patent/CN209356183U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200601 Address after: 243000 Huitong standardized workshop 5, Zhongfei Avenue, zhengpugang New District, Ma'anshan City, Anhui Province Patentee after: Anhui Zhixiang Aviation Technology Co.,Ltd. Address before: 723000 Aircraft Intelligence New Town of Liulin Town, Chenggu County, Hanzhong City, Shaanxi Province Patentee before: SHAANXI ZHIXIANG AVIATION TECHNOLOGY DEVELOPMENT Co.,Ltd. |