CN109629937A - A kind of synchronous interaction locking system of general-purpose aircraft hatch door - Google Patents
A kind of synchronous interaction locking system of general-purpose aircraft hatch door Download PDFInfo
- Publication number
- CN109629937A CN109629937A CN201910057519.6A CN201910057519A CN109629937A CN 109629937 A CN109629937 A CN 109629937A CN 201910057519 A CN201910057519 A CN 201910057519A CN 109629937 A CN109629937 A CN 109629937A
- Authority
- CN
- China
- Prior art keywords
- hatch door
- rear deck
- shank
- deck
- locking
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/02—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with one sliding bar for fastening when moved in one direction and unfastening when moved in opposite direction; with two sliding bars moved in the same direction when fastening or unfastening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
- B64C1/1407—Doors; surrounding frames
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/001—Other devices specially designed for securing wings, e.g. with suction cups with bolts extending over a considerable extent, e.g. nearly along the whole length of at least one side of the wing
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/006—Details of bars
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/10—Actuating mechanisms for bars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention belongs to Aircraft Production technical fields, specifically, the present invention relates to a kind of synchronous interaction locking systems of general-purpose aircraft hatch door, it include fuselage, the fuselage includes front deck, rear deck and hatch door for simultaneously closing off front deck and rear deck, the synchronous interaction locking system further includes having linkage locking mechanism and rear deck locking mechanism, the linkage locking mechanism includes to be mounted on the locking part at hatch door edge, front deck latch assembly and rear deck latch assembly, the rear deck locking mechanism includes locked component and handle assembly, the locked component includes shank group, the locking part includes connection batten and several buckles, the present invention guarantees that flying cadet and coach can pass in and out front deck and rear deck simultaneously, student can not occur jumping cabin in a hurry, when when student faints the case where, coach can not operate aircraft in rear deck Emergency, coach can individually raise hatch door, strive for the time saved oneself for coach and student, reduce serious loss.
Description
Technical field
The invention belongs to Aircraft Production technical fields, specifically, the present invention relates to a kind of synchronizations of general-purpose aircraft hatch door
Linkage locking device.
Background technique
For flying cadet when carrying out flight training, flight coach is generally in the rear deck for being sitting in flying cadet, Neng Goujie
Pipe flying cadet operates aircraft, and the front deck of aircraft and the hatch door of rear deck of present some training are all individually to open, still
Fortuitous event is encountered, the psychological quality of flying cadet is unqualified, opens front deck, can parachute, also be difficult in a great rush to the safety of coach
Guarantee, for some cases, coach is capable of handling, but the psychological quality of flying cadet is unqualified, is caused some more serious
Loss or even life hidden danger.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of synchronous interaction locking of general-purpose aircraft hatch door
Device.
To solve the above problems, the present invention the following technical schemes are provided:
A kind of synchronous interaction locking system of general fuselage hatch door, includes fuselage, the fuselage includes front deck, rear deck
With the hatch door for simultaneously closing off front deck and rear deck, the synchronous interaction locking system further includes having linkage locking mechanism and rear deck
Locking mechanism, the linkage locking mechanism include the locking part for being mounted on hatch door edge, front deck latch assembly and rear deck locking
Component, the front deck latch assembly and rear deck latch assembly can be mating with locking part, the rear deck locking mechanism packet
Include the locked component for being mounted on linkage locking actuator base and the handle assembly being mounted on locked component, the locked component
It include the shank group that can be plugged on fuselage, the side of the hatch door is hinged by articulated shaft and fuselage, the locking
Portion include parallel with the axis of articulated shaft connection batten and several along articulated shaft axis spaced set buckle.
Preferably, the linkage locking mechanism further includes having long strip type structure U-type strip plate, is provided in the U-type strip plate
Several sliding rails slided for front deck latch assembly and rear deck latch assembly, the locked component are mounted on the bottom of U-type strip plate,
The front deck latch assembly include parallel with articulated shaft axis the first linkage bar and several along articulated shaft axis etc.
The first lock for being spaced and being vertically arranged, the upper half of all first locks are provided with the first connection-peg, all first locks
It is installed in the first linkage bar, the first linkage bar is slidably matched with one of sliding rail.
Preferably, the rear deck latch assembly includes the second linkage bar and several edges parallel with articulated shaft axis
Articulated shaft axis at equal intervals and be vertically arranged second lock, it is all second lock lower half be provided with the second grafting
Head, all second locks are installed in the second linkage bar, and the second linkage bar is slidably matched with one of sliding rail.
Preferably, mating for the first connection-peg and the second connection-peg respectively there are two being respectively provided on all buckles
Spliced eye, all first locks are arranged at the side of corresponding buckle, and all second locks are arranged at correspondence and are buckled in hinge
The other side of spindle axis.
Preferably, first that itself can be pulled to move along length direction is provided in the first linkage bar
It shakes hands, the second knob that itself can be pulled to move along length direction is provided in the second linkage bar, it is described
First knob and the second knob can run through U-type strip plate.
Preferably, the locked component includes several guide plates being arranged at equal intervals along U-type strip plate length direction,
The shank group includes the first shank and the second shank parallel and being set side by side, and the locked component also further includes
There are two the plug divisions for being separately positioned on shank group both ends, and first shank and the second shank can be plugged on one by one
On all plug divisions.
Preferably, the handle assembly includes the first in command being mounted on the first shank and is mounted on the second grafting
Second handle on bar.
Preferably, the side of the buckle is using articulated shaft as the cylindrical surface of axis.
Be using the beneficial effect of above technical scheme: when needing to open hatch door, while pull first knob and
Second knob reverse movement, so that all first connection-pegs and the second connection-peg leave from spliced eye, so that all cards
Button is released, at this point, can raise hatch door, conversely, hatch door is locked, before guaranteeing that flying cadet and coach can pass in and out simultaneously
Cabin and rear deck when student faints the case where, fly coach rear so that the case where jumping cabin in a hurry can not occur in student
Cabin can not operate the emergency of aircraft, pull handle component be trained, so that the first shank and the second shank are from grafting
Portion is extracted, and raises hatch door and linkage locking mechanism is driven rotate come together, is striven for the time saved oneself for coach and student, is reduced sternly
The loss of weight.
Detailed description of the invention
Fig. 1 is schematic perspective view one of the invention；
Fig. 2 is schematic perspective view two of the invention；
Fig. 3 is the schematic perspective view one of linkage locking mechanism of the present invention and rear deck locking mechanism；
Fig. 4 is the schematic perspective view two of linkage locking mechanism of the present invention and rear deck locking mechanism；
Fig. 5 is the schematic perspective view of locking part of the present invention and rear deck latch assembly；
Fig. 6 is the schematic perspective view of locking part of the present invention；
Fig. 7 is the side view of U-type strip plate of the present invention；
Fig. 8 is the schematic perspective view of front deck latch assembly of the present invention；
Fig. 9 is the schematic perspective view of rear deck latch assembly of the present invention；
Figure 10 is the schematic perspective view of rear deck locking mechanism of the present invention；
Description of symbols: fuselage 1, front deck 11, rear deck 12, hatch door 13, linkage locking mechanism 2, rear deck locking mechanism 3,
Front deck latch assembly 4, the first linkage bar 41, the first lock 42, the first connection-peg 43, the first knob 44, rear deck latch assembly
5, the second linkage bar 51, the second lock 52, the second connection-peg 53, the second knob 54, locked component 6, guide plate 61, first inserts
Extension bar 62, the second shank 62, plug division 63, locking part 7, connection batten 71, buckle 72, spliced eye 73, handle assembly 8, the
Leader 81, second handle 82, U-type strip plate 9, sliding rail 91, articulated shaft 10.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to a specific embodiment of the invention further details of
Explanation, it is therefore an objective to those skilled in the art be helped to have more complete, accurate and deep reason to design of the invention, technical solution
Solution, and facilitate its implementation.
Referring to figs. 1 to shown in Figure 10, the present invention is a kind of synchronous interaction locking system of general fuselage hatch door, including organic
Body 1, the fuselage 1 include front deck 11, rear deck 12 and the hatch door 13 for simultaneously closing off front deck 11 Yu rear deck 12, the synchronization
Linkage locking device further includes having linkage locking mechanism 2 and rear deck locking mechanism 3, and the linkage locking mechanism 2 includes installation
Locking part 7, front deck latch assembly 4 and rear deck latch assembly 5 at 13 edge of hatch door, the front deck latch assembly 4 and rear deck lock
Only component 5 can be mating with locking part 7, and the rear deck locking mechanism 3 includes to be mounted on 2 bottom of linkage locking mechanism
Locked component 6 and the handle assembly 8 that is mounted on locked component 6, the locked component 6 includes that can be plugged on fuselage 1
On shank group, the side of the hatch door 13 is hinged by articulated shaft 10 and fuselage 1, the locking part 7 include with hingedly
The parallel connection batten 71 of the axis of axis 10 and several along 10 axis spaced set of articulated shaft buckle 72, when needing to beat
Open the cabin door 13 when, while front deck latch assembly 4 and rear deck latch assembly 5 being pulled to move backward, locking part 7 is released, this
When, hatch door 13 can be raised, when student faints the case where, the tight of aircraft can not be operated by flying coach in rear deck 12
Anxious situation trains pull handle component 8, so that shank group is extracted from plug division 63, raises hatch door 13 and drives linkage locking
Mechanism 2 rotates together to come, and strives for the time saved oneself for coach and student.
The linkage locking mechanism 2 further includes having long strip type structure U-type strip plate 9, is provided in the U-type strip plate 9 several
A sliding rail 91 slided for front deck latch assembly 4 and rear deck latch assembly 5, the locked component 6 are mounted on the bottom of U-type strip plate 9
Portion, the front deck latch assembly 4 include parallel with 10 axis of articulated shaft the first linkage bar 41 and several along hinged
10 axis of axis at equal intervals and be vertically arranged first lock 42, it is all first lock 42 the upper halves be provided with the first connection-peg
43, all first locks 42 are installed in the first linkage bar 41, the first linkage bar 41 and one of sliding rail 91
It is slidably matched, pulls the first knob 44 that the first linkage bar 41 is driven to move along length direction, drive all first locks
Button 42 is mobile, enables the synchronous disengaging of all first connection-pegs 43 is all to buckle 72, locking part 7 is lockked or discharged.
The rear deck latch assembly 5 include parallel with 10 axis of articulated shaft the second linkage bar 51 and several along
10 axis of articulated shaft at equal intervals and be vertically arranged second lock 52, it is all second lock 52 lower half be provided with second insert
Connector 53, all second locks 52 are installed in the second linkage bar 51, and the second linkage bar 51 is slided with one of
Rail 91 is slidably matched, and pulls the second knob 54 that the second linkage bars 51 is driven to move along length direction, drives all the
Two locks 52 are mobile, enable the synchronous disengaging of all second connection-pegs 53 is all to buckle 72, locking part 7 is lockked or discharged,
Front deck latch assembly 4 and rear deck latch assembly 5 are unclamped simultaneously, could raise hatch door 13 simultaneously.
It is mating for the first connection-peg 43 and the second connection-peg 53 respectively there are two being respectively provided on all buckles 72
Spliced eye 73, all first locks 42 are arranged at the sides of corresponding buckle 72, and all second locks 52 are arranged at correspondence
Buckle 72 is in the other side of articulated shaft axis, opposite pulling first knob 44 and the second knob 54, so that the first connection-peg
43 and second connection-peg 53 be inserted into buckle 72, it is described at the same it is reversed pull the first knob 44 and the second knob 54 so that the
One connection-peg 43 and the second connection-peg 53 are away from buckle 72.
The first knob that itself can be pulled to move along length direction is provided in the first linkage bar 41
44, it is described second linkage bar 51 on be provided with can pull itself along length direction move second knob 54, institute
State the first knob 44 and the second knob 54 can pull simultaneously the first knob 44 and second through U-type strip plate 9 out of fuselage 1
Knob 54, can lock hatch door 13 or raise hatch door 13, pull the first knob 44 and the second knob 54 simultaneously outside fuselage 1,
Hatch door 13 can be passed in and out, page can lock hatch door 13 or raise hatch door 13.
The locked component 6 includes the guide plate 61 that several are arranged at equal intervals along 9 length direction of U-type strip plate, institute
Stating shank group includes the first shank 62 and the second shank 62 parallel and being set side by side, and the locked component 6 is also
Including there are two the plug divisions 63 for being separately positioned on shank group both ends, first shank 62 and the second shank 62 can
It is plugged on all plug divisions 63 one by one, opposite pull handle component 8 is trained, so that the first shank 62 and the second shank 62
It is extracted from plug division 63, raises hatch door 13 and linkage locking mechanism 2 is driven to rotate come together, reversed pull handle component 8 makes
It obtains the first shank 62 and the second shank 62 is separately inserted plug division 63.
The handle assembly 8 includes the first in command 81 being mounted on the first shank 62 and is mounted on the second shank
Second handle 82 on 62 trains the opposite pulling first in command 81 and second handle 82, so that the first shank 62 and second is inserted
Extension bar 62 is extracted from plug division 63, raises hatch door 13 and linkage locking mechanism 2 is driven to rotate come together, reversely pull the first
Hand 81 and second handle 82, so that the first shank 62 and the second shank 62 are separately inserted plug division 63.
It is the cylindrical surface of axis that the side of the buckle 72, which is with articulated shaft 10, avoids hatch door 13 when raising, and is blocked
Button 72 is stuck in U-type strip plate 9.
Working principle: when needing to open hatch door 13, while the first knob 44 and the second knob 54 being pulled reversely to move
It is dynamic, so that all first connection-pegs 43 and the second connection-peg 53 leave from spliced eye 73, so that all buckles 72 are released
It puts, at this point, hatch door 13 can be raised, conversely, hatch door 13 is locked, guarantees that flying cadet and coach can pass in and out front deck simultaneously
11 and rear deck 12, so that the case where jumping cabin in a hurry can not occur in student, when student faints the case where, flies coach and exist
Rear deck 12 can not operate the emergency of aircraft, pull handle component 8 be trained, so that the first shank 62 and the second shank 62
It is extracted from plug division 63, raises hatch door 13 and linkage locking mechanism 2 is driven to rotate come together.
The present invention is exemplarily described in conjunction with attached drawing above, it is clear that the present invention implements not by above-mentioned side
The limitation of formula, as long as using the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out；Or not
It is improved, above-mentioned conception and technical scheme of the invention are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (8)
1. a kind of synchronous interaction locking system of general fuselage hatch door, includes fuselage (1), the fuselage (1) includes front deck
(11), rear deck (12) and the hatch door (13) for simultaneously closing off front deck (11) Yu rear deck (12), it is characterised in that: the synchronous connection
Dynamic locking system further includes having linkage locking mechanism (2) and rear deck locking mechanism (3), and the linkage locking mechanism (2) includes
It is mounted on the locking part (7), front deck latch assembly (4) and rear deck latch assembly (5) at hatch door (13) edge, the front deck locking group
Part (4) and rear deck latch assembly (5) can be mating with locking part (7), and the rear deck locking mechanism (3) includes installation
Locked component (6) in linkage locking mechanism (2) bottom and the handle assembly (8) that is mounted on locked component (6), the locking
Component (6) includes the shank group that can be plugged on fuselage (1), the side of the hatch door (13) by articulated shaft (10) with
Hingedly, the locking part (7) includes the connection batten (71) and several edges parallel with the axis of articulated shaft (10) to fuselage (1)
The buckle (72) of articulated shaft (10) axis spaced set.
2. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 1, it is characterised in that: described
Dynamic lockable mechanism (2) further include having long strip type structure U-type strip plate (9), are provided with several for front deck in the U-type strip plate (9)
The sliding rail (91) of latch assembly (4) and rear deck latch assembly (5) sliding, the locked component (6) are mounted on U-type strip plate (9)
Bottom, the front deck latch assembly (4) include parallel with articulated shaft (10) axis the first linkage bar (41) and several
Along articulated shaft (10) axis at equal intervals and be vertically arranged first lock (42), it is all first lock (42) the upper halves be all provided with
It is equipped with the first connection-peg (43), all first locks (42) are installed in the first linkage bar (41), the first linkage item
Bar (41) is slidably matched with one of sliding rail (91).
3. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 2, it is characterised in that: after described
Cabin latch assembly (5) include parallel with articulated shaft (10) axis the second linkage bar (51) and several along articulated shaft
(10) axis at equal intervals and be vertically arranged second lock (52), it is all second lock (52) lower half be provided with second insert
Connector (53), it is all second lock (52) is installed in the second linkage bar (51), it is described second linkage bar (51) and its
In a sliding rail (91) be slidably matched.
4. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 3, it is characterised in that: Suo Yousuo
It states there are two being respectively provided on buckle (72) respectively for the first connection-peg (43) and the second connection-peg (53) mating spliced eye
(73), all first locks (42) are arranged at the side of corresponding buckle (72), and all second locks (52) are arranged at correspondence
(72) are buckled in the other side of articulated shaft axis.
5. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 4, it is characterised in that: described
It is provided with to pull in one linkage bar (41) and itself shakes hands (44) along first that length direction is moved, described second
The second knob (54) that itself can be pulled to move along length direction is provided in linkage bar (51), described first draws
Hand (44) and the second knob (54) can run through U-type strip plate (9).
6. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 5, it is characterised in that: the lock
Determining component (6) includes the guide plate (61) that several are arranged at equal intervals along U-type strip plate (9) length direction, the shank
Group includes the first shank (62) and the second shank (62) parallel and being set side by side, and the locked component (6) is also wrapped
The plug division (63) at shank group both ends, first shank (62) and the second shank (62) are separately positioned on there are two including
It can be plugged on one by one on all plug divisions (63).
7. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 6, it is characterised in that: described
Hand component (8) includes the first in command (81) being mounted on the first shank (62) and is mounted on the second shank (62)
Second handle (82).
8. a kind of synchronous interaction locking system of general fuselage hatch door according to claim 7, it is characterised in that: the card
The side of button (72) is the cylindrical surface for taking articulated shaft (10) as axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910057519.6A CN109629937B (en) | 2019-01-22 | 2019-01-22 | Synchronous linkage locking device of general airplane cabin door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910057519.6A CN109629937B (en) | 2019-01-22 | 2019-01-22 | Synchronous linkage locking device of general airplane cabin door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109629937A true CN109629937A (en) | 2019-04-16 |
| CN109629937B CN109629937B (en) | 2020-08-25 |
Family
ID=66063007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910057519.6A Active CN109629937B (en) | 2019-01-22 | 2019-01-22 | Synchronous linkage locking device of general airplane cabin door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109629937B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2492336A1 (en) * | 1980-10-20 | 1982-04-23 | Aerospatiale | Explosive cockpit release for aircraft - has explosive cord around edge of glazing and along top to split it into two halves |
| WO1993023287A1 (en) * | 1992-05-18 | 1993-11-25 | Howard D U | External sliding aircraft door |
| CN1212937A (en) * | 1997-05-09 | 1999-04-07 | 波音公司 | Plug-type overwing emergency exit door assembly |
| FR2767779B1 (en) * | 1997-09-03 | 2002-02-08 | Eurocopter Deutschland | LOCKING SYSTEM FOR A DOOR SYSTEM FOR A PASSENGER AIRCRAFT |
| CN204002183U (en) * | 2014-05-27 | 2014-12-10 | 江西洪都航空工业集团有限责任公司 | The buckle structure that a kind of aircraft is special |
| CN208137713U (en) * | 2018-03-26 | 2018-11-23 | 珠海市海卫科技有限公司 | A kind of light-duty sport plane canopy safety lock |
-
2019
- 2019-01-22 CN CN201910057519.6A patent/CN109629937B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2492336A1 (en) * | 1980-10-20 | 1982-04-23 | Aerospatiale | Explosive cockpit release for aircraft - has explosive cord around edge of glazing and along top to split it into two halves |
| WO1993023287A1 (en) * | 1992-05-18 | 1993-11-25 | Howard D U | External sliding aircraft door |
| CN1212937A (en) * | 1997-05-09 | 1999-04-07 | 波音公司 | Plug-type overwing emergency exit door assembly |
| FR2767779B1 (en) * | 1997-09-03 | 2002-02-08 | Eurocopter Deutschland | LOCKING SYSTEM FOR A DOOR SYSTEM FOR A PASSENGER AIRCRAFT |
| CN204002183U (en) * | 2014-05-27 | 2014-12-10 | 江西洪都航空工业集团有限责任公司 | The buckle structure that a kind of aircraft is special |
| CN208137713U (en) * | 2018-03-26 | 2018-11-23 | 珠海市海卫科技有限公司 | A kind of light-duty sport plane canopy safety lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109629937B (en) | 2020-08-25 |
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