CN211081316U

CN211081316U - Aircraft cabin trunk lock with self-locking function

Info

Publication number: CN211081316U
Application number: CN201921213279.6U
Authority: CN
Inventors: 毛锦; 阳磊; 杜进辅; 刘凯; 崔亚辉
Original assignee: Xian University of Technology
Current assignee: Xian University of Technology
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-07-24
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses an aircraft main cabin suitcase lock with self-locking function, including hasp, spring bolt and lock sleeve, install electromagnetic means in the lock sleeve, electromagnetic means establishes ties with warning light, power, switch, induction system respectively and forms the return circuit. The utility model discloses in through on current aircraft cabin suitcase lock basis, add electromagnetic means and induction system, at this in-process, induction system passes through response aircraft emergency exit operational aspect and forms the return circuit, and the electromagnetic means circular telegram produces the auto-lock with the spring bolt, except that the return circuit destroys or the crew member opens the switch, can't open the cabin suitcase to the reduction leads to unnecessary injures and deaths because of the passenger delays the best opportunity of fleing by luggage after the emergency exit is opened.

Description

Aircraft cabin trunk lock with self-locking function

Technical Field

The utility model belongs to the technical field of aviation storage facilities, concretely relates to aircraft cabin suitcase lock with self-locking function.

Background

Air accident frequently occurs in recent years, and more casualties are caused by improper behaviors of passengers after the airplane is forced to land. When an aircraft crashes into the ground to cause a fire, some passengers are alarmingly obliged to pull luggage in the trunk of the cabin to block in the aisle, which makes it difficult for other passengers to evacuate, resulting in their loss of life in the fire. The space of the airplane cabin is limited, so that the situation is not prevented by widening the passage, and the active locking of the cabin trunk lock is not considered in the existing design of the cabin trunk lock, so that passengers are prevented from delaying the escape time due to taking luggage. The passenger cabin trunk lock is actively locked under the emergency forced landing condition, so that casualties which miss escape opportunities due to taking luggage are reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aircraft cabin suitcase lock with self-locking function has set up self-locking function, has avoided the accident situation to appear in the aircraft, and the passenger causes the confusion because of getting luggage.

The technical scheme adopted by the utility model is that the airplane passenger cabin trunk lock with the self-locking function comprises a lock catch arranged on a trunk cover plate, wherein a lock tongue is fixed on the lock catch and is matched with a lock sleeve arranged on the wall of the trunk;

the device also comprises an electromagnetic device arranged in the lock sleeve, an early warning lamp for displaying the state of the trunk lock, a switch for controlling the opening and closing of the trunk lock, an induction device for inducing the state of an emergency exit door of the airplane, and a power supply;

the power supply, the switch, the early warning lamp, the electromagnetic device and the induction device are connected in sequence through the conducting wires to form a loop.

The utility model is also characterized in that,

the induction system comprises a shell, wherein a notch is formed in the shell, a return spring is arranged on the inner wall of the shell opposite to the notch, a conductive bar is arranged on the return spring, a T-shaped pressure key is fixed on the conductive bar, two electrodes are further arranged on the inner wall of the shell where the notch is located, and the distance between the two electrodes distributed on two sides of the T-shaped pressure key is not more than the length of the conductive bar.

The iron block is embedded in the lock tongue, and the lock tongue is matched with the electromagnetic device to realize self-locking.

The early warning lamp is installed on the main cabin suitcase box, and induction system installs on the aircraft emergency exit, and the power is the machine carries battery, and the switch installation is in the unit staff studio.

The width of the notch is not less than that of the T-shaped pressure key.

A protrusion is arranged between the return spring and the shell, and the return spring is fixed on the protrusion.

The conductive strips are made of strip-shaped electroplated metal with good conductivity.

The shell and the T-shaped pressure key are made of insulating materials.

The utility model has the advantages that: the utility model discloses an aircraft cabin suitcase lock with self-locking function, through increasing electromagnetic means and connecting a pressure-sensitive device at current aircraft cabin suitcase lock mechanism, after the aircraft promptly compels to land, when "emergency exit on the aircraft is opened, make electromagnetic means automatic will lock through pressure-sensitive device, under the emergency exit condition of not opening the switch or reinstallating, can not open the suitcase to reduce the unnecessary injures and deaths that lead to because of the passenger takes luggage.

Drawings

FIG. 1 is a diagram of a trunk lock structure of a trunk lock of an airplane cabin with a self-locking function according to the present invention;

FIG. 2 is a schematic diagram of the operation of the trunk lock with self-locking function for the passenger cabin of the airplane of the present invention;

fig. 3 is a structural diagram of the sensing device of the trunk lock of the aircraft cabin with the self-locking function of the present invention.

In the figure, 1, a lock catch, 2, a bolt, 3, a lock sleeve, 4, an iron block, 5, an electromagnetic device, 6, an early warning lamp, 7, an induction device, 8, a power supply, 9, a switch, 10, a T-shaped pressure key, 11, an electrode, 12, a shell, 13, a conductive bar and 14, a return spring.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1, the utility model discloses an aircraft cabin trunk lock with self-locking function, which comprises a lock catch 1 arranged on a trunk cover plate, wherein a lock tongue 2 is fixed on the lock catch 1, and the lock tongue 2 is matched with a lock sleeve 3 arranged on the trunk wall for use;

the lock also comprises an electromagnetic device 5 arranged in the lock sleeve 3, an early warning lamp 6 for displaying the state of the trunk lock, a switch 9 for controlling the opening and closing of the trunk lock, an induction device 7 for inducing the state of an emergency exit of the airplane and a power supply 8;

as shown in fig. 2, the power supply 8, the switch 9, the warning light 6, the electromagnetic device 5 and the induction device 7 are connected in sequence through conducting wires to form a loop.

As shown in fig. 3, the sensing device 7 includes a housing 12, a notch is disposed on the housing 12, a return spring 14 is disposed on an inner wall of the housing 12 opposite to the notch, a conductive strip 13 is disposed on the return spring 14, a T-shaped pressure key 10 is fixed on the conductive strip 13, two electrodes 11 are further disposed on an inner wall of the housing 12 where the notch is located, the two electrodes 11 are respectively distributed on two sides of the T-shaped pressure key 10, and a distance between the two electrodes 11 is not greater than a length of the conductive strip 13.

Inlay iron plate 4 in the spring bolt 2, spring bolt 2 uses with 5 cooperations of electromagnetic means to realize the auto-lock, and electromagnetic means 5 includes conductive winding and electro-magnet, and electric current adsorbs iron plate 4 of inlaying in spring bolt 2 through making the electro-magnet produce powerful magnetic force in the conductive winding.

The early warning lamp 6 is arranged on the trunk body of the passenger cabin trunk and plays a role in warning;

the sensing device 7 is arranged on the aircraft safety door and is arranged on the right side of the aircraft safety door, so that the T-shaped pressure key can sense the pressure of the safety door switch.

The power supply 8 is an onboard storage battery;

the switch 9 is arranged in a working room of a crew member and can be used for manually opening or closing the loop.

The width of the gap is not less than the width of the T-shaped pressure key 10, so that the T-shaped pressure key 10 can move up and down.

A protrusion is provided between the return spring 14 and the housing 12, and the return spring 14 is fixed to the protrusion.

The conductive strips 13 are made of strip-shaped plated metal with good conductivity.

The shell 12 and the T-shaped pressure key 10 are made of insulating materials.

The working principle of the vehicle inner door handle with the safety mechanism device is as follows:

when the airplane normally works, the emergency exit door on the airplane is in a closed state at the moment, the pressure of the emergency exit door is applied to the T-shaped pressure key 10 in the induction device 7 on the emergency exit door, the T-shaped pressure key 10 and the conductive strip 13 move downwards to compress the return spring 14 fixed at the protruding position of the lower end of the shell 12, the conductive strip 14 is separated from the electrode 11, so that a circuit is broken between the power supply 8 and the electromagnetic device 5 fixed on the inner side of the lock sleeve 3, no current flows through a conductive winding in the electromagnetic device 5, the electromagnet does not generate magnetic force, at the moment, when the lock tongue 2 can freely enter and exit the lock sleeve 3 under the control of the lock catch 1, the early warning lamp 6 does not work, and the.

When an airplane is emergently forced to land in an accident, an emergency exit safety door on the airplane is in an open state at the moment, the pressure of the safety door on a T-shaped pressure key 10 in an induction device 7 at the side of the safety door disappears, the T-shaped pressure key 10 and a conductive strip 13 move upwards under the action of the elastic force of a return spring 13, so that a conductive strip 14 is connected with an electrode 11, a passage is formed between a power supply 8 and an electromagnetic device 5 fixed on the inner side of a lock sleeve 3, current flows through a conductive winding in the electromagnetic device 5, the electromagnet generates magnetic force, when a lock tongue 2 is in the lock sleeve 3, the electromagnetic device 5 generates strong magnetic force to suck an iron block 4 embedded in the lock tongue 2, so that the lock tongue 2 cannot be separated from the lock sleeve 3 through a lock catch 1, simultaneously, an early warning lamp 6 on an airplane luggage body is lightened, at the moment, passengers in an airplane cabin cannot open the luggage box through controlling the lock catch 1, at the moment, except for the, passengers are unable to open the airplane cabin trunk.

Through the mode, when the aircraft was safe, the main cabin passenger can freely open the main cabin suitcase, when the aircraft emergence accident promptly compel to land the back, opens the back when the emergency exit, and the warning light lights the suggestion main cabin passenger and can't open the suitcase to reduce because of taking the unnecessary casualties accident that luggage leads to when fleing because of the passenger.

Claims

1. The aircraft cabin trunk lock with the self-locking function is characterized by comprising a lock catch (1) arranged on a trunk cover plate, wherein a lock tongue (2) is fixed on the lock catch (1), and the lock tongue (2) is matched with a lock sleeve (3) arranged on the wall of a trunk;

the safety door lock also comprises an electromagnetic device (5) arranged in the lock sleeve (3), an early warning lamp (6) for displaying the state of the trunk lock, a switch (9) for controlling the opening and closing of the trunk lock, an induction device (7) for inducing the state of the emergency exit of the airplane and a power supply (8);

the power supply (8), the switch (9), the early warning lamp (6), the electromagnetic device (5) and the induction device (7) are connected in sequence through leads to form a loop.

2. The aircraft cabin trunk lock with the self-locking function according to claim 1, wherein the sensing device (7) comprises a shell (12), a gap is formed in the shell (12), a return spring (14) is arranged on the inner wall of the shell (12) opposite to the gap, a conductive strip (13) is arranged on the return spring (14), a T-shaped pressure key (10) is fixed on the conductive strip (13), two electrodes (11) are further arranged on the inner wall of the shell (12) where the gap is located, the two electrodes (11) are respectively distributed on two sides of the T-shaped pressure key (10), and the distance between the two electrodes (11) is not greater than the length of the conductive strip (13).

3. The aircraft cabin trunk lock with the self-locking function according to claim 1, wherein an iron block (4) is embedded in the bolt (2), and the bolt (2) is matched with the electromagnetic device (5) to realize self-locking.

4. An aircraft cabin trunk lock with self-locking function according to any one of claims 1-3, characterized in that the early warning lamp (6) is mounted on the cabin trunk body, the sensing device (7) is mounted on an aircraft safety door, the power supply (8) is an onboard battery, and the switch (9) is mounted in the crew cabin.

5. An aircraft cabin trunk lock with self-locking function according to claim 2, characterized in that the width of the gap is not less than the width of the T-shaped pressure key (10).

6. An aircraft cabin trunk lock with a self-locking function according to claim 2, characterized in that a protrusion is arranged between the return spring (14) and the housing (12), and the return spring (14) is fixed on the protrusion.

7. The aircraft cabin trunk lock with the self-locking function as claimed in claim 2, wherein the conductive strips (13) are made of strip-shaped plated metal with good conductivity.

8. An aircraft cabin trunk lock with self-locking function according to any one of claims 5-7, characterized in that the shell (12) and the T-shaped pressure key (10) are made of insulating materials.