CN108974322B - Limiting button device - Google Patents
Limiting button device Download PDFInfo
- Publication number
- CN108974322B CN108974322B CN201810734063.8A CN201810734063A CN108974322B CN 108974322 B CN108974322 B CN 108974322B CN 201810734063 A CN201810734063 A CN 201810734063A CN 108974322 B CN108974322 B CN 108974322B
- Authority
- CN
- China
- Prior art keywords
- limiting
- button
- base
- running
- board
- 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.)
- Active
Links
Images
Classifications
-
- 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
- B64C1/24—Steps mounted on, and retractable within, fuselages
Abstract
A limit button device comprises a limit button body, a pedal plate, a skin and a rotating shaft, wherein the limit button body for controlling the opening and closing of the pedal plate is riveted on the skin through a rivet; the structure is simple, the device is not limited by the structure and is easy to fold and unfold, and the problem that the boarding device is inconvenient to fold and unfold after a pilot gets on or off an airplane is effectively solved; and the appearance of the pedal is flush with that of the skin, so that the aerodynamic characteristic requirement of the airplane is met.
Description
Technical Field
The invention relates to the technical field of airplane structures, in particular to a limiting button device.
Background
The pilot usually supports by the conventional airstairs or by the wings first, then treads the rear cockpit and finishes boarding by the random boarding device, and the random boarding device is convenient for the pilot to finish the retraction and release actions. Patent No. CN106477023A discloses a folding and turning type random boarding ladder, which is fixed by the locking keys of two upper locks extending into the locking slots of the locking ring, ground personnel need one hand to press the upper locks, and the other hand to take up the ladder, i.e. the two hands cooperate to operate, and for an airplane with a random boarding ladder in the back cockpit, the upper locks are not convenient for the pilot to take up the ladder after boarding in the back cockpit; patent number CN105917060A discloses a vehicle hood lock catch, which aims to solve the problem of damage to an object by a lower hard point existing below a vehicle hood when an automobile collides with the object, but is limited by the structure and the field of use due to the complex structure and high matching precision.
Disclosure of Invention
The present invention provides a limit button device to solve the above-mentioned drawbacks in the prior art.
The technical problem solved by the invention is realized by adopting the following technical scheme:
the utility model provides a limit button device, includes limit button body, running-board, covering and pivot, wherein, a limit button body for controlling the running-board to open and shut passes through the rivet riveting on the covering, and the limit button body is connected with the running-board, and the pivot is installed on the running-board, and the limit button body is oppressed by external force and is slided along running-board corner cut, utilizes the deformation resilience of spring, controls opening and shutting of running-board to solve the inconvenient problem of receiving and releasing the device of boarding of pilot's back of getting on or off the aircraft, each partial concrete structure as follows:
in the limiting button body, two ends of a flat head shaft are respectively arranged on a base, a spring and a limiting button are sleeved on the flat head shaft in the base, a base groove used for enabling the spring and the limiting button to rotate around the flat head shaft is formed in the upper portion of the base, the spring and the limiting button can rotate around the flat head shaft in the base groove, and a base clamping block used for limiting a lock tongue of the limiting button is arranged on the base on one side of the limiting button; the limiting button is provided with a limiting chuck used for contacting with the pedal plate, and the limiting chuck is provided with a limiting chuck inclined plane used for the corner cut sliding of the pedal plate;
the pedal comprises a pedal corner cut and a pedal clamping groove, the pedal corner cut is arranged on the pedal, and the pedal clamping groove for clamping the limiting clamping head is arranged on one side of the pedal corner cut.
In the invention, the skin is provided with an installation groove for installing the limiting button body.
In the invention, the base is provided with a base through hole for the flat head shaft to pass through.
In the invention, a base flanging used for installing the limiting button body on the skin is arranged on the base.
In the invention, the end part of the flat head shaft is provided with a flat head shaft center hole, and the plug pin is inserted into the flat head shaft center hole.
In the invention, the foot board is flush with the outer shape of the skin so as to meet the aerodynamic characteristic requirement of the airplane.
When the limiting clamp is used, a pilot presses the limiting button by hand, the limiting button rotates anticlockwise around the flat-head shaft, the spring is compressed, the inclined surface of the limiting clamp head slides along the clamping groove of the pedal plate until the limiting clamp head is separated from the clamping groove of the pedal plate, and the pedal plate rotates clockwise around the rotating shaft under the action of external force, so that the pedal plate is opened;
when the running-board was closed, anticlockwise rotation running-board until contacting with spacing dop, press the running-board hard, running-board corner cut slides along spacing dop inclined plane, oppresses limit button simultaneously around flat head axle anticlockwise rotation, treats that limit chuck gets into behind the running-board draw-in groove, the hand loosens, because spring automatic recovery ability, limit button recovery normal position, limit button blocks the running-board, because base screens piece is to the restriction of limit button spring bolt, and then prevents that limit button from continuing to overturn outward, the running-board is closed.
Has the advantages that: according to the invention, the spring is arranged in the limiting button body, and the opening and closing of the pedal plate are controlled by combining the deformation recovery capability of the spring with the limiting chuck, so that the random boarding device can be folded and unfolded by one hand; the structure is simple, the device is not limited by the structure and is easy to fold and unfold, and the problem that the boarding device is inconvenient to fold and unfold after a pilot gets on or off an airplane is effectively solved; and the appearance of the pedal is flush with that of the skin, so that the aerodynamic characteristic requirement of the airplane is met.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a cross-sectional view of a preferred embodiment of the present invention.
Fig. 3 is a sectional view a-a in fig. 2.
Fig. 4 is a schematic view of the installation of the limiting button body in the preferred embodiment of the invention.
Fig. 5 is a sectional view B-B in fig. 4.
Fig. 6 is a sectional view at C in fig. 5.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1-6 a limit button device, including limit button body 1, running-board 2, covering 3 and pivot 4, limit button body 1 for controlling running-board 2 to open and shut passes through the rivet riveting on covering 3, and limit button body 1 is connected with running-board 2, pivot 4 is installed on running-board 2, limit button body 1 receives external force oppression to slide along running-board 2 corner cut, utilize the deformation resilience of spring, restriction running-board 2 opens and shuts, in order to solve the inconvenient problem of the device of boarding of pilot's back of getting on or off the plane, each part concrete structure is as follows:
the skin 3 is provided with an installation groove for installing the limit button body 1;
the limiting button body 1 comprises a base 11, a base groove 111, a base clamping block 112, a base through hole 113, a base flange 114, a flat head shaft 12, a flat head shaft center hole 121, a spring 13, a limiting button 14, a limiting clamping head 141, a limiting clamping head inclined plane 1411, a limiting button bolt 142 and a bolt 15, wherein the base 11 is provided with the base through hole 113 for the flat head shaft 12 to pass through, the spring 13 and the limiting button 14 are sleeved on the flat head shaft 12 positioned in the base 11, the base 11 is provided with the base flange 114 for mounting the limiting button body 1 on a mounting groove, the upper part of the base 11 is provided with the base groove 111, the spring 13 and the limiting button 14 can rotate around the flat head shaft 12 in the base groove 111, and the base 11 positioned on one side of the limiting button 14 is provided with the base clamping block 112 for limiting the limiting button bolt 142; a flat head shaft center hole 121 is formed in the end portion of the flat head shaft 12, and the plug pin 15 penetrates through the flat head shaft center hole 121 to be fixed; the limiting button 14 is provided with a limiting chuck 141 used for the contact of the pedal plate 2, and the limiting chuck 141 is provided with a limiting chuck inclined plane 1411 used for the sliding of the pedal plate chamfer 21;
the pedal 2 comprises a pedal chamfer 21 and a pedal clamping groove 22, the pedal chamfer 21 is arranged on the pedal 2, and the pedal clamping groove 22 for clamping the limiting clamp 141 is arranged on one side of the pedal chamfer 21.
In this embodiment, when in use, the limit button body 1 is assembled first, one end of the flat head shaft 12 is inserted into the base through hole at the other end of the base 11 after sequentially passing through the base through hole 113 at one end of the base 11, the spring 13 and the limit button 14, and the plug pin 15 is fixed by passing through the flat head shaft center hole 121; then riveting the base flanging 114 on the skin 3 by using rivets according to the slotting position of the mounting groove on the skin 3; the pedal plate 2 is rotated anticlockwise until the pedal plate 2 is contacted with the limiting clamp 141, the pedal plate 2 is pressed forcibly, the pedal plate chamfer 21 slides along the limiting clamp inclined plane 1411, meanwhile, the limiting button 14 is pressed to rotate anticlockwise around the flat head shaft 12, after the limiting clamp 141 enters the pedal plate clamping groove 22, the hand is loosened, the limiting button 14 restores the original position due to the automatic restoring capacity of the spring 13, the limiting clamp 141 clamps the pedal plate 2, and the limiting button bolt 142 is limited by the base clamping block 112, so that the limiting button 14 is prevented from continuously turning outwards, and the pedal plate 2 is closed;
the working principle is as follows: the pilot presses the limit button 14 by hand, the limit button 14 rotates anticlockwise around the flat head shaft 12, the spring 13 is compressed, the limit clamp inclined plane 1411 slides along the pedal plate clamping groove 22 until the limit clamp 141 is separated from the pedal plate clamping groove 22, and due to the action of external force, the pedal plate 2 rotates clockwise around the rotating shaft 4, and the pedal plate 2 is opened; when the pedal plate 2 is closed, the pedal plate 2 is rotated anticlockwise until the pedal plate 2 is contacted with the limiting clamp 141, the pedal plate 2 is pressed forcibly, the pedal plate chamfer 21 slides along the limiting clamp inclined plane 1411, meanwhile, the limiting button 14 is pressed to rotate anticlockwise around the flat head shaft 12, after the limiting clamp 141 enters the pedal plate clamping groove 22, the hand is loosened, the limiting button 14 restores the original position due to the automatic restoring capacity of the spring 13, the limiting clamp 141 clamps the pedal plate 2, and the limiting button bolt 142 is limited by the base clamping block 112, so that the limiting button 14 is prevented from continuously turning outwards, and the pedal plate 2 is closed; the random boarding device can be retracted and released by one hand.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a limit button device, includes limit button body, running-board, covering and pivot, its characterized in that for the limit button body that control running-board opened and shut passes through the rivet riveting on the covering, the limit button body is connected with the running-board, and the pivot is installed on the running-board, and each part concrete structure is as follows:
in the limiting button body, two ends of a flat head shaft are respectively arranged on a base, a spring and a limiting button are sleeved on the flat head shaft in the base, a base groove used for enabling the spring and the limiting button to rotate around the flat head shaft is formed in the upper portion of the base, the spring and the limiting button can rotate around the flat head shaft in the base groove, and a base clamping block used for limiting a lock tongue of the limiting button is arranged on the base on one side of the limiting button; the limiting button is provided with a limiting chuck used for contacting with the pedal plate, and the limiting chuck is provided with a limiting chuck inclined plane used for the corner cut sliding of the pedal plate;
the pedal comprises a pedal cutting angle and a pedal clamping groove, the pedal cutting angle is arranged on the pedal, and the pedal clamping groove for clamping the limiting clamping head is arranged on one side of the pedal cutting angle;
when the limiting clamp is used, a pilot presses the limiting button by hand, the limiting button rotates anticlockwise around the flat-head shaft, the spring is compressed, the inclined surface of the limiting clamp head slides along the clamping groove of the pedal plate until the limiting clamp head is separated from the clamping groove of the pedal plate, and the pedal plate rotates clockwise around the rotating shaft under the action of external force, so that the pedal plate is opened;
when the running-board was closed, anticlockwise rotation running-board until contacting with spacing dop, press the running-board hard, running-board corner cut slides along spacing dop inclined plane, oppresses limit button simultaneously around flat head axle anticlockwise rotation, treats that limit chuck gets into behind the running-board draw-in groove, the hand loosens, because spring automatic recovery ability, limit button recovery normal position, limit button blocks the running-board, because base screens piece is to the restriction of limit button spring bolt, and then prevents that limit button from continuing to overturn outward, the running-board is closed.
2. The spacing button device according to claim 1, wherein the skin is provided with an installation groove for installing the spacing button body.
3. The spacing button device according to claim 1, wherein the base is provided with a base through hole for the passage of the flat head shaft.
4. The limit button device as claimed in claim 1, wherein the base is provided with a base flange for mounting the limit button body on the skin.
5. The push button assembly of claim 1 wherein the flat nose shaft end defines a flat nose shaft center hole and the latch pin is received in the flat nose shaft center hole.
6. The limit button apparatus of claim 1, wherein the foot rest is flush with the skin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734063.8A CN108974322B (en) | 2018-07-06 | 2018-07-06 | Limiting button device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734063.8A CN108974322B (en) | 2018-07-06 | 2018-07-06 | Limiting button device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108974322A CN108974322A (en) | 2018-12-11 |
| CN108974322B true CN108974322B (en) | 2021-09-10 |
Family
ID=64536305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810734063.8A Active CN108974322B (en) | 2018-07-06 | 2018-07-06 | Limiting button device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108974322B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524079B (en) * | 2022-03-09 | 2023-10-24 | 江苏丰信航空设备制造有限公司 | Aircraft with high bearing capacity |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2045450C1 (en) * | 1993-06-10 | 1995-10-10 | Авиационный комплекс им.С.В.Ильюшина | Device for extension and retraction of flying vehicle stairway |
| JP3518650B2 (en) * | 1996-06-20 | 2004-04-12 | 昭和飛行機工業株式会社 | Refueling nozzle holding device for fueling vehicles |
| US8022299B2 (en) * | 2007-11-20 | 2011-09-20 | Zhejiang Kedu Electric Mfg. Co. Ltd | Rotatory emergency stop cover with plug-in unit |
| CN201908925U (en) * | 2010-12-02 | 2011-07-27 | 贵州航太精密制造有限公司 | Quick release lock used on airplane hatch cover |
| CN103899159A (en) * | 2012-12-28 | 2014-07-02 | 东风汽车公司 | Unlocking/locking mechanism for automobile charging port cap |
| CN203612192U (en) * | 2013-11-25 | 2014-05-28 | 中国直升机设计研究所 | Climbing device with hand gripping part |
| CN204167575U (en) * | 2014-10-08 | 2015-02-18 | 浙江锦豪电器有限公司 | A kind of Novel push-type ground socket |
| CN105667758A (en) * | 2014-11-17 | 2016-06-15 | 昌河飞机工业（集团）有限责任公司 | Pedal device suitable for curved surface outline assembly |
| CN205499322U (en) * | 2016-03-31 | 2016-08-24 | 成都富力威航科技有限公司 | Integral cabin door lock locks seat |
| CN207311809U (en) * | 2017-09-04 | 2018-05-04 | 江西洪都航空工业集团有限责任公司 | A kind of boarding device foot-operated at random |
| CN108105218A (en) * | 2017-11-30 | 2018-06-01 | 江西洪都航空工业集团有限责任公司 | A kind of slide locking buckle device |
-
2018
- 2018-07-06 CN CN201810734063.8A patent/CN108974322B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108974322A (en) | 2018-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2703431A (en) | Latch hinge | |
| CN108974322B (en) | Limiting button device | |
| CN106741487A (en) | Pedal foldable cellular scooter | |
| KR101806622B1 (en) | Assembly of hood latch for vehicle and operation method thereof | |
| US11603684B2 (en) | Aircraft door handle assembly | |
| CN205637962U (en) | Bonnet locks subassembly | |
| CN106828743B (en) | Scooter foldable pedal lockable mechanism | |
| US10689089B2 (en) | Entry handle for an aircraft doorway | |
| US2294120A (en) | Latching means for luggage | |
| CN204077596U (en) | A kind of portable secured band | |
| JPS63162347A (en) | Seat for automobile | |
| CN211974660U (en) | Digital door lock body with automatic unlocking oblique bolt | |
| US8671623B2 (en) | Vehicle door manual lock assembly | |
| CN109930935B (en) | Special vehicle cabin door composite opening and closing device | |
| CN211568284U (en) | Invisible connecting mechanism for aircraft opening cover | |
| CN102578926A (en) | Frying and baking machine capable of positioning at two angles | |
| TW202330317A (en) | Child safety seat and side collision protection mechanism thereof | |
| CN202878329U (en) | Manual knife for preventing blade from unexpectedly falling off | |
| CN110937100A (en) | Invisible connecting mechanism for aircraft opening cover | |
| CN107575098B (en) | Case lock | |
| CN216834252U (en) | Small-size expansion supporting mechanism | |
| CN110893805A (en) | Child safety seat | |
| CN218907592U (en) | Pedal boarding device | |
| CN108945388A (en) | A kind of foot-operated boarding device of clamshell | |
| CN220147607U (en) | Unfolding locking mechanism of unmanned aerial vehicle wing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |