CN118564147A - Gangway door lock and gangway door locking device - Google Patents

Gangway door lock and gangway door locking device Download PDF

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Publication number
CN118564147A
CN118564147A CN202310214252.3A CN202310214252A CN118564147A CN 118564147 A CN118564147 A CN 118564147A CN 202310214252 A CN202310214252 A CN 202310214252A CN 118564147 A CN118564147 A CN 118564147A
Authority
CN
China
Prior art keywords
lock
swing arm
gangway door
gangway
head swing
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
Application number
CN202310214252.3A
Other languages
Chinese (zh)
Other versions
CN118564147B (en
Inventor
都业宏
刘佳惠
王琳
林增文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd
Original Assignee
Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd filed Critical Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd
Priority to CN202310214252.3A priority Critical patent/CN118564147B/en
Publication of CN118564147A publication Critical patent/CN118564147A/en
Application granted granted Critical
Publication of CN118564147B publication Critical patent/CN118564147B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
    • 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
    • B64C1/1423—Passenger doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/02—Striking-plates; Keepers; Bolt staples; Escutcheons
    • E05B15/0205—Striking-plates, keepers, staples
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/10—Bolts of locks or night latches
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
    • E05B15/14—Tumblers
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00—Accessories in connection with locks
    • E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B41/00—Locks with visible indication as to whether the lock is locked or unlocked
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B53/00—Operation or control of locks by mechanical transmissions, e.g. from a distance
    • E05B53/003—Operation or control of locks by mechanical transmissions, e.g. from a distance flexible
    • E05B53/005—Bowden
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structural Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

本发明涉及一种舷梯门锁具以及舷梯门锁闭装置，属于舷梯门技术领域，舷梯门锁闭装置包括舷梯门锁具、内解锁组件以及外解锁组件，其中，舷梯门锁具包括锁座组件、锁盒组件以及提示组件，锁座组件包括锁座和固定设置在锁座上的锁销，锁盒组件包括锁盒和转动设置在锁盒内的锁钩，锁钩具有长锁舌和短锁舌，长锁舌与短锁舌之间形成有锁槽，提示组件包括微动开关、单头摆臂件以及弹性件，单头摆臂件转动设置在所述锁座上，并可在第一触发位置与第二触发位置之间转动。本发明通过设置提示组件使得机组人员能够准确和直观地了解到舷梯门的锁闭和解锁状态，以此消除飞行过程中的安全隐患，保证使用的安全性。

The present invention relates to a gangway door lock and a gangway door locking device, belonging to the technical field of gangway doors. The gangway door locking device comprises a gangway door lock, an inner unlocking assembly and an outer unlocking assembly, wherein the gangway door lock comprises a lock seat assembly, a lock box assembly and a prompt assembly, the lock seat assembly comprises a lock seat and a lock pin fixedly arranged on the lock seat, the lock box assembly comprises a lock box and a lock hook rotatably arranged in the lock box, the lock hook has a long lock tongue and a short lock tongue, a lock groove is formed between the long lock tongue and the short lock tongue, the prompt assembly comprises a micro switch, a single-head swing arm member and an elastic member, the single-head swing arm member is rotatably arranged on the lock seat, and can be rotated between a first trigger position and a second trigger position. The present invention enables the crew to accurately and intuitively understand the locked and unlocked states of the gangway door by arranging the prompt assembly, thereby eliminating the potential safety hazards during the flight and ensuring the safety of use.

Description

Gangway ladder door lock and gangway ladder door locking device
Technical Field
The invention relates to a gangway ladder door lock and a gangway ladder door locking device, and belongs to the technical field of gangway ladder doors.
Background
At present, a gangway door is often used on an aircraft for passengers to get on or off the aircraft. When the elevator is not in use, the gangway door is closed to be retracted into the engine room. The gangway door lock is required to be used to unlock or lock the gangway door during lowering and retracting of the gangway door.
When the existing gangway ladder door lock is used, the opening and closing states of the gangway ladder door are generally observed through naked eyes, so that the locking and unlocking states of the gangway ladder door are judged, and a crew cannot accurately and intuitively know the locking and unlocking states of the gangway ladder door. When the gangway door is unlocked by mistake or fails to be locked and is not in place, a crew member is difficult to know the current state of the gangway door accurately and intuitively, so that potential safety hazards exist in the flying process, and the use safety of the gangway door lock is reduced.
Thus, in order for the crew to be able to accurately and intuitively unlock the locked and unlocked status of the gangway door, a new, optimally configured gangway door locking device is needed.
Disclosure of Invention
The invention aims to provide a gangway door lock and a gangway door locking device, which enable a crew member to accurately and intuitively unlock a gangway door.
The invention provides a gangway ladder door lock, which is arranged in a gangway ladder door locking device and is used for locking or unlocking the gangway ladder doors, and has the characteristics that:
The lock seat assembly is arranged on a door frame of the gangway ladder door and comprises a lock seat and a lock pin fixedly arranged on the lock seat;
The lock box assembly is arranged on the gangway ladder door and comprises a lock box and a lock hook rotatably arranged in the lock box, wherein the lock hook is provided with a long lock tongue and a short lock tongue, and a lock groove is formed between the long lock tongue and the short lock tongue; and
The prompting component is arranged on the lock seat component and is used for prompting the locking device of the gangway ladder door to be in a locking state or an unlocking state so as to prompt the gangway ladder door to be locked or unlocked,
Wherein, the suggestion subassembly includes:
The micro switch is arranged on the lock seat;
The single-head swing arm piece is rotatably arranged on the lock seat and can rotate between a first triggering position and a second triggering position,
When the single-head swing arm piece is in a first trigger position, the single-head swing arm piece extrudes the contact of the micro switch to be in a closed state, and when the single-head swing arm piece is in a second trigger position, the single-head swing arm piece is separated from the contact of the micro switch to be in an open state; and
The elastic piece is arranged on the lock seat and used for enabling the single-head swing arm piece to have a tendency of rotating towards the first triggering position,
In the closing process of the gangway door, the lock pin and the long lock tongue are in collision fit to enable the lock hook to rotate along the locking direction, the lock pin is gradually buckled with the lock groove in the process, meanwhile, the long lock tongue is in driving fit with the swinging end of the single-head swing arm piece, and the single-head swing arm piece is driven to gradually rotate from a first triggering position to a second triggering position;
the gangway ladder door is opened from the in-process that the closed state gradually, and the latch hook rotates along the unblock direction under the effect of external force, and this in-process lockpin breaks away from mutually with the locked groove gradually, and long spring bolt breaks away from the cooperation with the swing end of single-head swing arm spare simultaneously, and single-head swing arm spare rotates from the second trigger position gradually to first trigger position under the effect of elastic component.
The gangway ladder door lock provided by the invention can also have the following characteristics:
Wherein the single-head swing arm part is a rod piece, one end of the rod piece forms a rotary support with the lock seat, the other end of the rod piece is used as a swing end of the single-head swing arm part and is provided with a driving matching part which is used for driving and matching with the long lock tongue,
The first side wall of the single-head swing arm piece in the swing direction is provided with a trigger part which is used for extruding the contact of the micro switch, and the trigger part corresponds to the contact of the micro switch.
The gangway ladder door lock provided by the invention can also have the following characteristics:
wherein the long lock tongue is provided with a driving part which is arranged at the extending end of the long lock tongue and is used for driving and matching with the driving matching part,
When the latch hook rotates along the locking direction, the driving part is in butt joint with the driving matching part, so that the single-head swing arm piece is driven to rotate from the first triggering position to the second triggering position.
The gangway ladder door lock provided by the invention can also have the following characteristics:
wherein the driving matching part comprises a plane section and an arc section, the driving part is a plane,
The triggering part is an inclined plane, and one end, which is relatively close to the swinging end of the single-head swinging arm piece, of the inclined plane inclines towards one side, which is far away from the micro switch contact.
The gangway ladder door lock provided by the invention can also have the following characteristics:
wherein the length of the long lock tongue extending towards one side of the lock pin is longer than the length of the short lock tongue extending towards one side of the lock pin,
The driving part is arranged on the side wall of the long lock tongue, which is back to the short lock tongue, and is connected with the extending end of the long lock tongue,
In the closing process of the gangway ladder door, the lock pin is matched with the side wall of the long lock tongue towards the short lock tongue in a striking way, so that the lock hook rotates along the locking direction.
The gangway ladder door lock provided by the invention can also have the following characteristics:
wherein the elastic piece is a torsion spring, one end of the elastic piece is abutted with the lock seat, the other end is abutted with the second side wall of the single-head swing arm piece in the swinging direction,
The second side wall of the single-head swing arm piece in the swing direction is opposite to the first side wall of the single-head swing arm piece in the swing direction,
In the unlocking state, the single-head swing arm piece is kept at the first triggering position under the action of the elastic piece.
The gangway ladder door lock provided by the invention can also have the following characteristics:
Wherein the lock seat is provided with a mounting part extending towards one side where the lock hook is positioned, the lock pin is fixed at the extending end of the mounting part,
The driving engagement portion extends to the radially outer side of the lock pin, and there is a height difference between the driving engagement portion and the lock pin,
A gap for the long lock tongue to extend in is formed between the driving matching part and the lock pin, so that the driving part is in driving matching with the driving matching part.
The gangway ladder door lock provided by the invention can also have the following characteristics:
Wherein the prompting component also comprises a blocking piece which is fixedly arranged on the lock seat,
When the single-head swing arm piece is positioned at the first triggering position, the blocking piece is abutted against the first side wall in the swing direction of the single-head swing arm piece.
The gangway ladder door lock provided by the invention can also have the following characteristics:
Wherein, lock box subassembly still includes:
The first reset piece is arranged in the lock box and used for enabling the lock hook to have a tendency of rotating along the unlocking direction;
The locking piece is rotatably arranged in the lock box and used for blocking the lock hook in the direction that the lock hook rotates along the unlocking direction; and
The second reset piece is arranged in the lock box and used for enabling the stop piece to have a tendency of rotating towards one side where the lock hook is located, so that the stop piece can form a stop for the lock hook.
The invention provides a gangway ladder door locking device, which has the following characteristics:
the gangway ladder door lock is arranged on the gangway ladder door and the door frame thereof;
An inner unlocking component which is arranged on the surface of the gangway door facing to one side in the cabin and is used for unlocking the gangway door lock in the cabin; and
An outer unlocking component which is arranged on the surface of one side of the gangway door facing to the outside of the engine room and is used for unlocking the gangway door lock outside the engine room,
Wherein the gangway door lock is as described above.
Therefore, compared with the prior art, the invention has the following advantages:
According to the gangway door lock and the gangway door locking device, the gangway door locking device comprises the gangway door lock, an inner unlocking component and an outer unlocking component, wherein the gangway door lock comprises a lock seat component, a lock box component and a prompt component, the lock seat component comprises a lock seat and a lock pin fixedly arranged on the lock seat, the lock box component comprises a lock box and a lock hook rotatably arranged in the lock box, the lock hook is provided with a long lock tongue and a short lock tongue, a lock groove is formed between the long lock tongue and the short lock tongue, the prompt component comprises a micro switch, a single-head swing arm part and an elastic part, the lock hook synchronously moves along with the gangway door in the closing process of the gangway door, the long lock tongue on the lock hook and the lock pin on a door frame are matched in an impact manner in the moving process to enable the lock hook to rotate along the locking direction, and simultaneously the long lock tongue is matched with the swing end of the single-head part in a driving manner, and drives the single-head part to gradually rotate from a first trigger position to a second trigger position, and when the gangway door is completely closed, the lock pin and the lock groove completely realizes the locking of the gangway door lock to rotate to the single-head swing arm part, so that the gangway door lock is in the state, and the gangway door is triggered to be in the locking state, and the locking state is changed, and the gangway door is in the locking state, and the locking state is triggered, and has been closed;
In the process that the gangway door is gradually opened from the closed state, the lock hook rotates along the unlocking direction under the action of external force, the lock pin is gradually separated from the locking groove in the rotation process, meanwhile, the long lock tongue is separated from the swinging end of the single-head swing arm part, the single-head swing arm part rotates from the second triggering position to the first triggering position gradually under the action of the elastic part, when the gangway door is opened to a certain angle, the lock pin is completely separated from the locking groove, meanwhile, the single-head swing arm part rotates to the first triggering position, so that the state of the micro switch is changed, the micro switch is triggered to enable the micro switch to send a signal to prompt that the gangway door lock is in the unlocking state, and the gangway door is unlocked, so that a crew can accurately and intuitively unlock the locking state and unlocking state of the gangway door, and the safety hidden danger in the flight process is eliminated, and the use safety is ensured.
Drawings
FIG. 1 is a schematic perspective view of a gangway door locking apparatus in accordance with an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a gangway door lock according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the single-head swing arm in the first trigger position according to the embodiment of the present invention;
FIG. 4 is a schematic view of the structure of the single-head swing arm in the second trigger position according to the embodiment of the present invention;
FIG. 5 is a schematic perspective view of a lock base assembly according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a lock box assembly according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a single-head swing arm member according to an embodiment of the present invention;
FIG. 8 is a schematic cross-sectional view of a lock base assembly according to an embodiment of the present invention;
FIG. 9 is a schematic view of a portion of the structure of a lock box assembly in accordance with an embodiment of the present invention;
FIG. 10 is a schematic cross-sectional view of a lock box assembly in accordance with an embodiment of the invention;
FIG. 11 is a schematic diagram of a front view of an inner unlocking assembly according to an embodiment of the present invention;
Fig. 12 is a schematic front view of an external unlocking assembly according to an embodiment of the present invention.
The index marks in the drawings are as follows:
The gangway door locking apparatus 100a; gangway door locks 10;
A lock base assembly 11; a lock base 111; a mounting portion 111a; a lock pin 112; a support shaft 113;
A lock box assembly 12; a lock case 121; latch hook 122; a long tongue 122a; a driving section 221a; short tongue 122b; a locking groove 122c; a second engagement portion 122d; a second tooth 221d; a first reset member 123; a stopper 124; a first engagement portion 124a; a first tooth portion 241a; a second restoring member 125;
a prompt component 13; a micro switch 131; a single-head swing arm member 132; a drive engagement portion 132a; a trigger 132b; an elastic member 133; a blocking member 134;
an inner unlocking assembly 20; an outer unlocking assembly 30; a first pull cord 40; a second pull cord 50.
Detailed Description
In order to make the technical means, creation features, achievement of objects and effects achieved by the present invention easy to understand, the present invention will be specifically described below with reference to the embodiments and the accompanying drawings.
The present embodiment provides a gangway door lock and a gangway door locking device that enable a crew member to accurately and intuitively unlock and unlock a gangway door.
Fig. 1 is a schematic perspective view of a gangway door locking apparatus in accordance with an embodiment of the present invention.
As shown in fig. 1, the gangway door locking apparatus 100a of the present embodiment includes a gangway door lock 10, an inner unlocking assembly 20, and an outer unlocking assembly 30. The gangway door lock 10 is provided on a gangway door and a door frame thereof. An inner unlocking assembly 20 is provided on the surface of the gangway door facing the inner side of the nacelle for unlocking the gangway door lock 10 in the nacelle. An outer unlocking assembly 30 is provided on the surface of the gangway door facing the outer side of the nacelle for unlocking the gangway door lock 10 from the outside of the nacelle.
It should be noted that, the bottom of the gangway door is hinged to the door frame, and the gangway door lock 10 is disposed at the top end of the gangway door and the door frame corresponding to the top end of the gangway door, and when in use, the gangway door rotates around the hinge point of the gangway door and the door frame to realize opening or closing.
In the present embodiment, the number of the porthole door locks 10 is two, and two porthole door locks 10 are disposed on the porthole door in a spaced manner, so that two lock points are formed between the porthole door and the door frame, thereby ensuring locking stability.
FIG. 2 is a schematic perspective view of a gangway door lock according to an embodiment of the present invention; FIG. 3 is a schematic view of the structure of the single-head swing arm in the first trigger position according to the embodiment of the present invention; fig. 4 is a schematic structural view of the single-head swing arm in the second trigger position according to the embodiment of the present invention.
As shown in fig. 2-4, gangway door lock 10 includes a lock base assembly 11, a lock box assembly 12, and a cue assembly 13. The lock base assembly 11 is provided on a door frame of a gangway door, and includes a lock base 111 and a lock pin 112 fixedly provided on the lock base 111. The lock box assembly 12 is disposed on a gangway door and includes a lock box 121 and a lock hook 122 rotatably disposed in the lock box 121, the lock hook 122 having a long lock tongue 122a and a short lock tongue 122b, and a lock groove 122c is formed between the long lock tongue 122a and the short lock tongue 122 b. The prompting assembly 13 is disposed on the lock seat assembly 11, and is used for prompting the gangway door lock 10 to be in a locking state or an unlocking state, so as to prompt the gangway door to be locked or unlocked, and comprises a micro switch 131, a single-head swing arm 132 and an elastic member 133. The micro switch 131 is provided on the lock base 111. The single-head swing arm 132 is rotatably disposed on the lock base 111 and is rotatable between a first trigger position and a second trigger position. When the single-head swing arm piece 132 is in the first trigger position, the single-head swing arm piece 132 presses the contact of the micro switch 131 to be in a closed state; when in the second triggering position, the single-head swing arm 132 is separated from the contact of the micro switch 131 to be in an off state. An elastic member 133 is provided on the lock base 111 for making the single-head swing arm member 132 have a tendency to rotate toward the first trigger position. The direction indicated by D1 in fig. 3 is the locking direction, and the direction indicated by D2 in fig. 4 is the unlocking direction.
As can be appreciated, during the closing process of the gangway door, the latch hook 122 moves synchronously with the gangway door, during the movement, the long latch tongue 122a on the latch hook 122 and the latch pin 112 on the door frame are in collision fit to enable the latch hook 122 to rotate along the locking direction, during the rotation, the latch pin 112 is gradually buckled with the latch slot 122c, meanwhile, the long latch tongue 122a is in driving fit with the swinging end of the single-head swing arm member 132, and drives the single-head swing arm member 132 to gradually rotate from the first triggering position to the second triggering position, when the gangway door is completely closed, the latch pin 112 and the latch slot 122c are completely buckled to enable the locking of the gangway door lock 10, and meanwhile, the single-head swing arm member 132 rotates to the second triggering position, so that the state of the micro switch 131 is changed, and the micro switch 131 is triggered to send a signal to prompt that the gangway door lock 10 is in a locking state, thereby prompting that the gangway door is locked;
In the process that the gangway door is gradually opened from the closed state, the lock hook 122 rotates along the unlocking direction under the action of external force, the lock pin 112 is gradually separated from the locking groove 122c in the rotating process, meanwhile, the long lock tongue 122a is separated from the swinging end of the single-head swing arm piece 132, the single-head swing arm piece 132 rotates from the second triggering position to the first triggering position under the action of the elastic piece 133, when the gangway door is opened to a certain angle, the lock pin 112 is completely separated from the locking groove 122c, meanwhile, the single-head swing arm piece 132 rotates to the first triggering position, so that the state of the micro switch 131 is changed, and the micro switch 131 is triggered to send a signal to prompt that the gangway door lock 10 is in the unlocking state, so that the gangway door is unlocked, and a crew can accurately and intuitively unlock the locking and unlocking state of the gangway door, so that the potential safety hazard in the flying process is eliminated, and the safety of use is ensured.
Fig. 5 is a schematic perspective view of a lock base assembly according to an embodiment of the present invention.
As shown in fig. 5, the single-head swing arm 132 is a lever, one end of which forms a rotation support with the lock base 111, and the other end of which is a swing end of the single-head swing arm 132 and is provided with a driving engagement portion 132a for driving engagement with the long tongue 122 a. A first side wall in the swinging direction of the single-head swing arm member 132 is provided with a trigger portion 132b for pressing the contact of the micro switch 131, the trigger portion 132b corresponding to the contact of the micro switch 131.
As can be appreciated, when the latch hook 122 rotates along the locking direction, the long latch tongue 122a on the latch hook 122 is in driving engagement with the driving engagement portion 132a at the swinging end of the single-head swing arm member 132, so as to drive the single-head swing arm member 132 to rotate from the first triggering position to the second triggering position, so that the triggering portion 132b on the single-head swing arm member 132 is separated from the contact of the micro switch 131 to make it in an off state, thereby realizing the change of the state of the micro switch 131.
In this embodiment, the single-head swing arm 132 is mounted on the lock base 111 through the support shaft 113, the support shaft 113 is fixed on the lock base 111, and one end of the single-head swing arm 132 is rotatably sleeved on the support shaft 113.
Fig. 6 is a schematic perspective view of a lock box assembly according to an embodiment of the present invention.
As shown in fig. 6, the long tongue 122a is provided with a driving portion 221a provided at an extended end of the long tongue 122a for driving engagement with the driving engagement portion 132 a.
As can be appreciated, when the latch hook 122 rotates in the latch direction, the driving portion 221a is in abutting engagement with the driving engagement portion 132a, so as to drive the single-head swing arm 132 to rotate from the first trigger position to the second trigger position.
Fig. 7 is a schematic perspective view of a single-head swing arm according to an embodiment of the present invention.
As shown in fig. 7, the driving engagement portion 132a includes a planar section and an arc section, and the driving portion 221a is planar. The triggering portion 132b is a slope, and an end of the slope, which is relatively close to the swinging end of the single-head swing arm member 132, is inclined toward a side away from the contact of the micro switch 131.
As can be appreciated, when the latch hook 122 rotates along the locking direction, the driving portion 221a is first in abutting engagement with the cambered surface section of the driving engagement portion 132a, and then in the process of continuing to rotate the latch hook 122, the driving portion 221a is gradually in abutting engagement with the planar section of the driving engagement portion 132a, so as to push the single-head swing arm member 132 to rotate towards the second triggering position, and when the driving portion 221a is completely in abutting engagement with the planar section of the driving engagement portion 132a, the single-head swing arm member 132 rotates to the second triggering position.
As shown in fig. 6, the length of the long tongue 122a extending toward the side of the lock pin 112 is longer than the length of the short tongue 122b extending toward the side of the lock pin 112. The driving portion 221a is disposed on the side wall of the long tongue 122a facing away from the short tongue 122b, and is connected to the extension end of the long tongue 122 a.
As can be appreciated, during the closing process of the gangway door, the latch pin 112 is in strike fit with the side wall of the long latch 122a facing the short latch 122b to rotate the latch hook 122 along the latching direction, so that the single-head swing arm 132 can be pushed to rotate towards the second triggering position by the driving part 221a during the rotation process of the latch hook 122.
As shown in fig. 5, the elastic member 133 is a torsion spring, one end of which abuts against the lock base 111, and the other end abuts against the second side wall in the swinging direction of the single-head swing arm member 132. The second side wall of the single-head swing arm 132 in the swing direction is disposed opposite to the first side wall thereof in the swing direction. In the unlocked state, the single-head swing arm member 132 is held in the first trigger position by the elastic member 133.
As can be appreciated, when the driving portion 221a is in driving engagement with the driving engagement portion 132a, the single-head swing arm member 132 is driven to rotate from the first triggering position to the second triggering position, and the elastic member 133 gradually accumulates force during this process; when the driving portion 221a is disengaged from the driving engagement portion 132a, the single-head swing arm member 132 rotates from the second trigger position to the first trigger position under the reset action of the elastic member 133.
In this embodiment, the elastic member 133 is sleeved on the support shaft 113. In other alternative embodiments, the elastic member 133 may also be a compression spring, specifically, one end of the compression spring abuts against the second side wall in the swinging direction of the single-head swing arm member 132, and the other end abuts against the inner wall of the lock base 111.
Fig. 8 is a schematic cross-sectional view of a lock base assembly according to an embodiment of the present invention.
As shown in fig. 8, the lock base 111 has a mounting portion 111a extending toward the side where the lock hook 122 is located, and the lock pin 112 is fixed to an extending end of the mounting portion 111 a. The drive engagement portion 132a extends radially outward of the lock pin 112, and there is a height difference between the drive engagement portion 132a and the lock pin 112. A gap into which the long tongue 122a extends is formed between the driving engagement portion 132a and the lock pin 112, so that the driving portion 221a is in driving engagement with the driving engagement portion 132 a.
As can be appreciated, the long tongue 122a of the latch hook 122 can extend into the gap to be in strike fit with the latch pin 112 during closing of the gangway door, and rotate the latch hook 122 in the latching direction, and the driving portion 221a can be in driving fit with the driving fit portion 132a during rotation of the latch hook 122.
In the present embodiment, the position of the driving engagement portion 132a is higher than the position of the lock pin 112, so that the lock hook 122 moves along with the gangway door, the lock pin 112a can accurately extend into the gap and be in collision engagement with the lock pin 112, and the long lock pin 122a can be prevented from colliding with the driving engagement portion 132a due to interference.
As shown in fig. 3, the reminder assembly 13 further comprises a blocking member 134 fixedly provided on the lock base 111. When the single-head swing arm 132 is at the first trigger position, the blocking member 134 abuts against the first sidewall in the swing direction of the single-head swing arm 132.
As can be appreciated, the blocking effect of the blocking member 134 can keep the single-head swing arm member 132 at the first triggering position, so as to realize the limit fixation of the single-head swing arm member 132, and reduce the external force applied to the micro switch 131 by the single-head swing arm member 132, thereby improving the service life of the micro switch 131.
Fig. 9 is a schematic view of a portion of a lock box assembly in accordance with an embodiment of the present invention.
As shown in fig. 9, the lock box assembly 12 further includes a first reset member 123, a stop 124, and a second reset member 125. A first reset member 123 is provided in the lock case 121 for causing the latch hook 122 to have a tendency to rotate in the unlocking direction. A stopper 124 is rotatably provided in the lock case 121 for blocking the latch hook 122 in a direction in which it rotates in the unlocking direction. The second restoring member 125 is disposed in the lock case 121 to cause the stopper 124 to have a tendency to rotate toward the side where the latch hook 122 is located, thereby causing the stopper 124 to block the latch hook 122.
It can be appreciated that, the latch hook 122 is kept at a position where it is buckled with the latch groove 122c by the stopper 124 against the acting force of the first reset member 123, so that the gangway door lock 10 is in a locked state, in addition, after the stopper 124 rotates to a side far from the latch hook 122 under the action of external force to cancel blocking, the latch hook 122 can rotate in an unlocking direction under the action of the first reset member 123, so as to disengage from the latch groove 122c, and after the external force applied to the stopper 124 is cancelled, the latch hook 122 can rotate to a position where it forms blocking for the latch hook 122 under the action of the second reset member 125.
In this embodiment, the first restoring member 123 and the second restoring member 125 are torsion springs, and the latch hook 122 and the stopper 124 are mounted in the lock case 121 by a fixed shaft. Specifically, the first reset element 123 and the second reset element 125 are respectively sleeved on the corresponding fixed shafts, one end of the first reset element 123 is abutted against the side wall of the lock box 121, and the other end is abutted against the lock hook 122. One end of the second restoring member 125 abuts against the side wall of the lock case 121, and the other end abuts against the stopper 124.
As shown in fig. 9, the circumferential surface of the stopper 124 has a first engagement portion 124a, and the circumferential surface of the latch hook 122 has a second engagement portion 122d. The first engagement portion 124a selectively engages with a different position of the second engagement portion 122d, and the two portions are engaged to form a stop in a direction in which the latch hook 122 rotates in the unlocking direction. The first engagement portion 124a includes one first tooth portion 241a, and the second engagement portion 122d includes three continuous second tooth portions 221d.
As can be appreciated, when the first tooth portion 241a is engaged with the second tooth portion 221d at one end, the latch 124 blocks the latch hook 122 at the locking position, where the latch pin 112 is engaged with the latch slot 122c, and when the first tooth portion 241a is engaged with the second tooth portion 221d at the other end, the latch 124 blocks the latch hook 122 at the unlocking position, where the latch pin 112 is disengaged from the latch slot 122c, thereby enabling the latch 124 to block the latch hook 122 in a direction in which the latch hook 122 rotates in the unlocking direction; when the first tooth portion 241a is engaged with the second tooth portion 221d, the latch hook 122 is blocked by the stopper 124 at the transition position, and the latch pin 112 is partially buckled with the latch groove 122c, so that the latch hook 122 can be disengaged from the locking position to the transition position when unhooking occurs, and cannot be directly disengaged from the unlocking position, thereby playing a role of safety.
FIG. 10 is a schematic cross-sectional view of a lock box assembly in accordance with an embodiment of the invention; fig. 11 is a schematic front view of an inner unlocking component in an embodiment of the present invention.
As shown in fig. 1, 10 and 11, two gangway door locks 10 are each drivingly connected to the inner release assembly 20 by a first pull cord 40. Specifically, one end of the first pull cord 40 is fixedly connected to the rotational end of the stopper 124, and the other end is fixedly connected to one swing end of the swing arm in the inner unlocking assembly 20.
As can be appreciated, when the inner unlocking assembly 20 works, the swing arm in the inner unlocking assembly 20 can be driven to rotate, and the stop members 124 in the two gangway door locks 10 can be pulled by the first pull ropes 40 to rotate towards the side far away from the latch hooks 122 in the swing arm rotating process, so that the stop members 124 cancel the blocking of the latch hooks 122 in the unlocking direction, and the latch hooks 122 can rotate in the unlocking direction under the action of the first reset members 123, so that the gangway door locks 10 are unlocked.
Fig. 12 is a schematic front view of an external unlocking assembly according to an embodiment of the present invention.
As shown in fig. 1 and 12, the inner release assembly 20 is drivingly connected to the outer release assembly 30 by a second pull cord 50. Specifically, one end of the second pull rope 50 is fixedly connected with one swing end of the swing arm in the inner unlocking assembly 20, and the other end is fixedly connected with one swing end of the swing arm in the outer unlocking assembly 30.
It will be appreciated that the outer unlocking assembly 30 is operable to rotate by pulling the swing arm in the inner unlocking assembly 20 via the second pull cord 50, thereby pulling the stops 124 in the two gangway door locks 10 via the first pull cord 40 to rotate toward the side remote from the shackle 122, thereby unlocking the gangway door locks 10.
In this embodiment, the structures of the inner unlocking component 20 and the outer unlocking component 30 are identical to those of the inner locking plate component and the outer locking plate component disclosed in the patent of CN202111268319.9, and therefore, the description is omitted herein.
Effects and effects of the examples
According to the gangway door lock and the gangway door locking device related to the embodiment, the gangway door locking device comprises the gangway door lock, an inner unlocking component and an outer unlocking component, wherein the gangway door lock comprises a lock seat component, a lock box component and a prompting component, the lock seat component comprises a lock seat and a lock pin fixedly arranged on the lock seat, the lock box component comprises a lock box and a lock hook rotatably arranged in the lock box, the lock hook is provided with a long lock tongue and a short lock tongue, a lock groove is formed between the long lock tongue and the short lock tongue, the prompting component comprises a micro switch, a single-head swing arm component and an elastic component, the lock hook synchronously moves along with the gangway door in the closing process of the gangway door, the long lock tongue on the lock hook and the lock pin on the door frame are in collision fit in the moving process to enable the lock hook to rotate along the locking direction, the lock pin is gradually buckled with the locking groove in the rotating process, meanwhile, the long lock tongue is in driving fit with the swinging end of the single-head swing arm piece, the single-head swing arm piece is driven to gradually rotate from a first triggering position to a second triggering position, when the gangway ladder door is completely closed, the lock pin is completely buckled with the locking groove to achieve locking of the gangway ladder door lock, meanwhile, the single-head swing arm piece rotates to the second triggering position, so that the state of the micro switch is changed, and the micro switch is triggered to enable the micro switch to send a signal to prompt that the gangway ladder door lock is in a locking state, so that the gangway ladder door is locked;
In the process that the gangway door is gradually opened from the closed state, the lock hook rotates along the unlocking direction under the action of external force, the lock pin is gradually separated from the locking groove in the rotation process, meanwhile, the long lock tongue is separated from the swinging end of the single-head swing arm part, the single-head swing arm part rotates from the second triggering position to the first triggering position gradually under the action of the elastic part, when the gangway door is opened to a certain angle, the lock pin is completely separated from the locking groove, meanwhile, the single-head swing arm part rotates to the first triggering position, so that the state of the micro switch is changed, the micro switch is triggered to enable the micro switch to send a signal to prompt that the gangway door lock is in the unlocking state, and the gangway door is unlocked, so that a crew can accurately and intuitively unlock the locking state and unlocking state of the gangway door, and the safety hidden danger in the flight process is eliminated, and the use safety is ensured.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims (10)

1.一种舷梯门锁具，设置在舷梯门锁闭装置内，用于锁闭或解锁所述舷梯门，其特征在于，包括：1. A gangway door lock, arranged in a gangway door locking device, for locking or unlocking the gangway door, characterized in that it comprises: 锁座组件(11)，设置在所述舷梯门的门框上，包括锁座(111)和固定设置在所述锁座(111)上的锁销(112)；A lock seat assembly (11), arranged on the door frame of the gangway door, comprising a lock seat (111) and a lock pin (112) fixedly arranged on the lock seat (111); 锁盒组件(12)，设置在所述舷梯门上，包括锁盒(121)和转动设置在所述锁盒(121)内的锁钩(122)，所述锁钩(122)具有长锁舌(122a)和短锁舌(122b)，所述长锁舌(122a)与所述短锁舌(122b)之间形成有锁槽(122c)；以及A lock box assembly (12) is arranged on the gangway door, comprising a lock box (121) and a lock hook (122) rotatably arranged in the lock box (121), wherein the lock hook (122) has a long lock tongue (122a) and a short lock tongue (122b), and a lock groove (122c) is formed between the long lock tongue (122a) and the short lock tongue (122b); and 提示组件(13)，设置在所述锁座组件(11)上，用于提示所述舷梯门锁具处于锁闭状态或解锁状态，从而提示所述舷梯门已经锁闭或解锁，A prompting assembly (13) is arranged on the lock seat assembly (11) and is used to prompt that the gangway door lock is in a locked state or an unlocked state, thereby prompting that the gangway door has been locked or unlocked. 其中，所述提示组件(13)包括：Wherein, the prompt component (13) comprises: 微动开关(131)，设置在所述锁座(111)上；A micro switch (131), arranged on the lock seat (111); 单头摆臂件(132)，转动设置在所述锁座(111)上，并可在第一触发位置与第二触发位置之间转动，A single-head swing arm member (132) is rotatably disposed on the lock seat (111) and can rotate between a first trigger position and a second trigger position. 当所述单头摆臂件(132)处于所述第一触发位置时，所述单头摆臂件(132)挤压所述微动开关(131)的触头使其处于闭合状态，当所述单头摆臂件(132)处于所述第二触发位置时，所述单头摆臂件(132)脱离所述微动开关(131)的触头使其处于断开状态；以及When the single-head swing arm (132) is in the first trigger position, the single-head swing arm (132) squeezes the contact of the micro switch (131) to put it in a closed state; when the single-head swing arm (132) is in the second trigger position, the single-head swing arm (132) is separated from the contact of the micro switch (131) to put it in an open state; and 弹性件(133)，设置在所述锁座(111)上，用于使所述单头摆臂件(132)具有向所述第一触发位置转动的趋势，An elastic member (133) is arranged on the lock seat (111) and is used to make the single-head swing arm member (132) have a tendency to rotate toward the first trigger position. 所述舷梯门关闭过程中，所述锁销(112)与所述长锁舌(122a)撞击配合使所述锁钩(122)沿锁闭方向转动，该过程中所述锁销(112)逐渐与所述锁槽(122c)相扣合，同时所述长锁舌(122a)与所述单头摆臂件(132)的摆动端驱动配合，并驱使所述单头摆臂件(132)自所述第一触发位置逐渐向所述第二触发位置转动；During the closing process of the gangway door, the lock pin (112) and the long lock tongue (122a) collide and cooperate to make the lock hook (122) rotate in the locking direction. During this process, the lock pin (112) gradually engages with the lock groove (122c), and at the same time, the long lock tongue (122a) drives and cooperates with the swing end of the single-head swing arm member (132), and drives the single-head swing arm member (132) to gradually rotate from the first trigger position to the second trigger position; 所述舷梯门从关闭状态逐渐打开的过程中，所述锁钩(122)在外力的作用下沿解锁方向转动，该过程中所述锁销(112)逐渐与所述锁槽(122c)相脱离，同时所述长锁舌(122a)与所述单头摆臂件(132)的摆动端脱离配合，所述单头摆臂件(132)在所述弹性件(133)的作用下自所述第二触发位置逐渐向所述第一触发位置转动。During the process of the gangway door gradually opening from a closed state, the lock hook (122) rotates in the unlocking direction under the action of an external force, during which the lock pin (112) gradually disengages from the lock slot (122c), and at the same time, the long lock tongue (122a) disengages from the swing end of the single-head swing arm member (132), and the single-head swing arm member (132) gradually rotates from the second trigger position to the first trigger position under the action of the elastic member (133). 2.根据权利要求1所述的舷梯门锁具，其特征在于：2. The gangway door lock according to claim 1, characterized in that: 其中，所述单头摆臂件(132)为杆件，其一端与所述锁座(111)形成转动支撑，另一端作为所述单头摆臂件(132)的摆动端并设置有驱动配合部(132a)，其用于与所述长锁舌(122a)驱动配合，The single-end swing arm member (132) is a rod member, one end of which forms a rotation support with the lock seat (111), and the other end serves as the swing end of the single-end swing arm member (132) and is provided with a driving matching portion (132a) for drivingly matching with the long lock tongue (122a). 所述单头摆臂件(132)摆动方向上的第一侧壁设置有触发部(132b)，其用于挤压所述微动开关(131)的触头，所述触发部(132b)与所述微动开关(131)的触头相对应。The first side wall of the single-head swing arm (132) in the swinging direction is provided with a trigger portion (132b) for pressing the contact of the micro switch (131); the trigger portion (132b) corresponds to the contact of the micro switch (131). 3.根据权利要求2所述的舷梯门锁具，其特征在于：3. The gangway door lock according to claim 2, characterized in that: 其中，所述长锁舌(122a)上设置有驱动部(221a)，其设置在所述长锁舌(122a)的延伸端，用于与所述驱动配合部(132a)驱动配合，The long lock tongue (122a) is provided with a driving portion (221a), which is arranged at the extended end of the long lock tongue (122a) and is used for driving and cooperating with the driving and cooperating portion (132a). 所述锁钩(122)沿锁闭方向转动时，所述驱动部(221a)与所述驱动配合部(132a)抵接配合，从而驱使所述单头摆臂件(132)自所述第一触发位置向所述第二触发位置转动。When the lock hook (122) rotates in the locking direction, the driving portion (221a) abuts and cooperates with the driving matching portion (132a), thereby driving the single-head swing arm member (132) to rotate from the first trigger position to the second trigger position. 4.根据权利要求3所述的舷梯门锁具，其特征在于：4. The gangway door lock according to claim 3, characterized in that: 其中，所述驱动配合部(132a)包括平面段和弧面段，所述驱动部(221a)为平面，Wherein, the driving matching portion (132a) comprises a plane segment and a curved segment, and the driving portion (221a) is a plane. 所述触发部(132b)为斜面，该斜面上相对靠近所述单头摆臂件(132)摆动端的一端朝向远离所述微动开关(131)触头的一侧倾斜。The trigger portion (132b) is an inclined surface, and an end of the inclined surface that is relatively close to the swing end of the single-head swing arm (132) is inclined toward a side that is away from the contact of the micro switch (131). 5.根据权利要求3-4任意一项所述的舷梯门锁具，其特征在于：5. The gangway door lock according to any one of claims 3-4, characterized in that: 其中，所述长锁舌(122a)朝向所述锁销(112)所在的一侧延伸的长度大于所述短锁舌(122b)朝向所述锁销(112)所在的一侧延伸的长度，The length of the long lock tongue (122a) extending toward the side where the lock pin (112) is located is greater than the length of the short lock tongue (122b) extending toward the side where the lock pin (112) is located. 所述驱动部(221a)设置在所述长锁舌(122a)上背向所述短锁舌(122b)的侧壁，其与所述长锁舌(122a)的延伸端连接，The driving portion (221a) is arranged on a side wall of the long locking tongue (122a) facing away from the short locking tongue (122b), and is connected to an extended end of the long locking tongue (122a). 所述舷梯门关闭过程中，所述锁销(112)与所述长锁舌(122a)上朝向所述短锁舌(122b)的侧壁撞击配合使所述锁钩(122)沿所述锁闭方向转动。During the closing process of the gangway door, the lock pin (112) collides with the side wall of the long lock tongue (122a) facing the short lock tongue (122b) to make the lock hook (122) rotate along the locking direction. 6.根据权利要求2-4任意一项所述的舷梯门锁具，其特征在于：6. The gangway door lock according to any one of claims 2 to 4, characterized in that: 其中，所述弹性件(133)为扭簧，其一端与所述锁座(111)相抵接，另一端与所述单头摆臂件(132)摆动方向上的第二侧壁相抵接，The elastic member (133) is a torsion spring, one end of which abuts against the lock seat (111), and the other end abuts against the second side wall of the single-head swing arm member (132) in the swinging direction. 所述单头摆臂件(132)摆动方向上的第二侧壁与其摆动方向上的第一侧壁相对设置，The second side wall of the single-head swing arm member (132) in the swinging direction is arranged opposite to the first side wall in the swinging direction. 解锁状态下，所述单头摆臂件(132)在所述弹性件(133)的作用下保持在所述第一触发位置。In the unlocked state, the single-head swing arm member (132) is maintained at the first trigger position under the action of the elastic member (133). 7.根据权利要求3-4任意一项所述的舷梯门锁具，其特征在于：7. The gangway door lock according to any one of claims 3-4, characterized in that: 其中，所述锁座(111)具有朝向所述锁钩(122)所在的一侧延伸的安装部(111a)，所述锁销(112)固定在所述安装部(111a)的延伸端，The lock seat (111) has a mounting portion (111a) extending toward a side where the lock hook (122) is located, and the lock pin (112) is fixed to the extending end of the mounting portion (111a). 所述驱动配合部(132a)延伸至所述锁销(112)的径向外侧，并且所述驱动配合部(132a)与所述锁销(112)之间具有高度差，The driving engagement portion (132a) extends to the radially outer side of the locking pin (112), and there is a height difference between the driving engagement portion (132a) and the locking pin (112). 所述驱动配合部(132a)与所述锁销(112)之间形成有供所述长锁舌(122a)伸入的间隙，以使所述驱动部(221a)与所述驱动配合部(132a)驱动配合。A gap is formed between the driving matching portion (132a) and the lock pin (112) for the long lock tongue (122a) to extend into, so that the driving portion (221a) and the driving matching portion (132a) can be drivingly matched. 8.根据权利要求2-4任意一项所述的舷梯门锁具，其特征在于：8. The gangway door lock according to any one of claims 2 to 4, characterized in that: 其中，所述提示组件(13)还包括阻挡件(134)，其固定设置在所述锁座(111)上，The prompting assembly (13) further comprises a blocking member (134), which is fixedly arranged on the lock seat (111). 当所述单头摆臂件(132)处于所述第一触发位置时，所述阻挡件(134)与所述单头摆臂件(132)摆动方向上的第一侧壁相抵接。When the single-head swing arm member (132) is in the first trigger position, the blocking member (134) abuts against a first side wall in the swinging direction of the single-head swing arm member (132). 9.根据权利要求1-4任意一项所述的舷梯门锁具，其特征在于：9. The gangway door lock according to any one of claims 1 to 4, characterized in that: 其中，所述锁盒组件(12)还包括：Wherein, the lock box assembly (12) further comprises: 第一复位件(123)，设置在所述锁盒(121)内，用于使所述锁钩(122)具有沿所述解锁方向转动的趋势；A first restoring member (123) is disposed in the lock box (121) and is used to allow the lock hook (122) to have a tendency to rotate along the unlocking direction; 止动件(124)，转动设置在所述锁盒(121)内，用于在所述锁钩(122)沿所述解锁方向转动的方向上对其形成阻挡；以及a stopper (124) rotatably disposed in the lock box (121) and used to block the lock hook (122) from rotating in the unlocking direction; and 第二复位件(125)，设置在所述锁盒(121)内，用于使所述止动件(124)具有向所述锁钩(122)所在的一侧转动的趋势，从而使所述止动件(124)对所述锁钩(122)形成阻挡。The second reset member (125) is arranged in the lock box (121) and is used to make the stop member (124) have a tendency to rotate toward the side where the lock hook (122) is located, so that the stop member (124) blocks the lock hook (122). 10.一种舷梯门锁闭装置，其特征在于，包括：10. A gangway door locking device, characterized by comprising: 舷梯门锁具(10)，设置在所述舷梯门及其门框上；A gangway door lock (10), arranged on the gangway door and its door frame; 内解锁组件(20)，设置在所述舷梯门上朝向机舱内一侧的表面，用于于机舱内解锁所述舷梯门锁具(10)；以及An inner unlocking assembly (20), arranged on a surface of the gangway door facing the inside of the cabin, and used for unlocking the gangway door lock (10) in the cabin; and 外解锁组件(30)，设置在所述舷梯门上朝向机舱外一侧的表面，用于于机舱外解锁所述舷梯门锁具(10)，An external unlocking assembly (30) is arranged on a surface of the gangway door facing outside the cabin and is used to unlock the gangway door lock (10) outside the cabin. 其中，所述舷梯门锁具(10)为权利要求1-9任意一项所述的舷梯门锁具。Wherein, the gangway door lock (10) is the gangway door lock according to any one of claims 1-9.
CN202310214252.3A 2023-02-28 2023-02-28 Gangway ladder door lock and gangway ladder door locking device Active CN118564147B (en)

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* Cited by examiner, † Cited by third party
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CN118564148B (en) * 2023-02-28 2026-04-28 玉环天润航空机械制造有限公司 gangway door retraction device

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