CN111550149A - Repeatedly-actuated electrical signal conversion device for weapon cabin door - Google Patents
Repeatedly-actuated electrical signal conversion device for weapon cabin door Download PDFInfo
- Publication number
- CN111550149A CN111550149A CN202010386960.1A CN202010386960A CN111550149A CN 111550149 A CN111550149 A CN 111550149A CN 202010386960 A CN202010386960 A CN 202010386960A CN 111550149 A CN111550149 A CN 111550149A
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- CN
- China
- Prior art keywords
- signal conversion
- conversion device
- cabin door
- electrical signal
- roller
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
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- 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
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/502—Application of doors, windows, wings or fittings thereof for vehicles for aircraft
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Application of doors, windows, wings or fittings thereof for vehicles characterised by the type of wing
- E05Y2900/531—Doors
Abstract
The invention belongs to the technical field of aviation, and relates to a repeatedly-actuated electrical signal conversion device for a weapon cabin door, which is shown in figure 1. The invention relates to a cabin door electric signal conversion device which mainly comprises a support, a joint, a microswitch, a connecting piece, wheels, a boss and the like. Wherein the support and the joint are fixed on the frame web plate at the front end and the rear end in the cabin, and the connecting piece and the roller are hinged on the joint. When the mechanism works, the boss is contacted with a roller on the mechanism, the n-shaped arc actuating piece pushes a mandril on the microswitch through the lever action, a cabin door in-place opening or closing signal circuit is switched on, and the cabin door position signal mechanism is repeatedly actuated through the arc actuating piece, so that the state signal conversion function of the double-opening and large-size cabin door is realized. The invention overcomes the defects of complex structure, inconvenient disassembly and assembly, poor manufacturability and the like of the existing one-to-one electric signal conversion device of the single-opening and small-size cabin door.
Description
Technical Field
The invention belongs to the technical field of aviation, and relates to a repeatedly-actuated electrical signal conversion device for a weapon cabin door.
Background
A certain airplane adopts an embedded cabin which is mainly used for loading and unloading on the ground and throwing in the air, the length of a left cabin door and a right cabin door is 4m, the left cabin door and the right cabin door are of an upper leaf and lower leaf split structure, and a cabin door operating mechanism adopts a hydraulic actuating cylinder to drive a hub to rotate to open and close the cabin doors. The hatch has three states: closed state, air-throwing state, ground loading/unloading state. The hatch can be opened to a throwing state or a loading/unloading state on the ground, and can be opened to a throwing state only in the air. When the cabin door is in a closed state and in a throwing state, the hub needs to rotate outwards by an angle of 85 degrees, and the ground is in a loading/unloading state after the cabin door is manually rotated outwards by 55 degrees.
At present, other doors (such as an emergency door, a landing gear door, a rear boarding door and the like) of the airplane are all single-opening, the size of the doors is small, and only two states of opening in place and closing in place (or locking in place) are adopted, the doors are opened and closed by adopting a mode of driving a door retraction mechanism by a hydraulic actuator, an opening-in-place signal is obtained from a micro switch in the hydraulic actuator, and a closing-in-place signal is obtained from a micro switch at a door frame or a lock mechanism, namely, the opening-in-place signal and the closing-in-place signal (or locking in place) are collected and converted from two electric signal conversion devices. The left cabin door and the right cabin door of a certain airplane are both composed of an upper cabin door and a lower cabin door, are of multipoint hinge type hinges and split type structures, are influenced by various factors such as cabin door sealing, space limitation of a multi-stage operating mechanism, vibration, deformation and the like, and cannot be provided with micro switches in a hydraulic actuating cylinder and at a door frame, namely, the design idea of an electrical signal conversion device of other small-sized cabin doors cannot be directly used for reference. Therefore, for a double-opening and large-size cabin door with a secondary door opening function, the cabin door electrical signal conversion device needs to be redesigned.
Disclosure of Invention
The invention overcomes the defects of the existing single-opening and small-size cabin door electric signal conversion device, provides the double-opening cabin door position signal conversion device with simple structure, good manufacturability, convenient assembly and disassembly and high reliability, realizes the function of repeatedly actuating the cabin door opening-in-place or closing-in-place signal conversion device by a single actuating piece, and meets the cabin door electric control requirements and the ground loading, unloading and throwing requirements.
Technical scheme
The electric signal conversion device for the weapon cabin door with repeated actuation is composed of a cabin door opening in-place signal conversion device and a cabin door closing in-place signal conversion device, wherein the cabin door closing in-place signal conversion device comprises a joint 1, a connecting piece 2 and a roller 3, one end of the cabin door closing in-place signal conversion device is connected with a machine body structure through a bolt, the other end with double ears is connected with the single ear end of the connecting piece 2 through a bolt, and the double ear end of the connecting piece 2 is connected with the roller 3 through a bolt. The cabin door opening in-place signal conversion device and the cabin door opening and closing in-place signal conversion device have the same principle.
The boss on the hub is contacted with the roller 3 along with the rotation of the hub, and the connecting piece 2 is driven to be contacted with the micro switch ejector rod.
When the cabin door is opened in place, the microswitch is pressed through the connecting piece 2, and the central line of the microswitch, the center of the roller 3 and the center of the hub are on the same straight line.
The micro switch is an adjustable structure, a locking nut is arranged on the micro switch,
the support 5 and the micro switch are installed in a coordinated mode according to the position of the protrusion on the hub.
The front and the back of the single-side cabin door are respectively provided with an opening-to-position signal conversion device and a cabin door closing-to-position signal conversion device.
The connecting piece 2 and the roller 3 are made of metal materials.
The width of the projection is greater than the width of the roller 3.
The shape of the support 5 is determined according to the installation environment in the cabin, and the connection mode is unchanged.
Technical effects
The invention provides a repeatedly-actuated cabin door position signal conversion device, which is characterized in that a reversed V-shaped arc-shaped actuating element designed on a hub is respectively actuated on a cabin door signal position mechanism at the position where a cabin door is opened to the proper position or closed to the proper position, so that a cabin door opening-proper position state signal circuit or a cabin door closing-proper position state signal circuit is always in a state of one on state and the other off state, and the reliability is high. The cabin door position signal mechanism is simple in structure, the working stroke of the microswitch is adjustable, rolling friction is formed between the boss on the hub and the roller, the contact area between the roller and the boss is large, the signal mechanism has strong capability of resisting deformation of a machine body and vibration and impact of the cabin door (the radial thickness is 12mm, and the length and the width of the contact area are 30mm and 12mm), and the technical problem of double-opening-degree cabin door signal conversion is solved.
Drawings
FIG. 1 is a diagram showing a position relationship of a hatch signal conversion device in a closed state of the hatch;
FIG. 2 is a view of the mounting seat of the microswitch at the position where the hatch door is closed in place and opened in place (in the throwing state);
FIG. 3 is a view of the adapter coupling of the connectors at the door closed position and the door open position;
FIG. 4 is a view of the connection of the hatch in the closed position and in the open position;
FIG. 5 is a view of rollers mounted on the attachment member;
FIG. 6 is a view of the micro-switches installed in the closed position and the open position of the hatch;
figure 7 is a view of the arcuate actuator of the "inverted" shape mounted on the hub.
Detailed Description
Referring to fig. 1, the electrical signal conversion device for the weapon door with repeated actuation of the present invention is described in detail:
a cabin door position signal conversion device is provided, and comprises a support, a joint (shown in figure 1, 1), a micro switch, a connecting piece (shown in figure 1, 2), a roller (shown in figure 1, 3), a boss and other components. When the cabin door position signal mechanism is installed on the machine, the cabin door position signal mechanism and the boss on the structural hub are installed in a coordinated mode, and the circle center of the hub, the highest point on the boss, the circle center of the pulley and the axis of the microswitch push rod are located on the same straight line. And adjusting a locking nut of the micro switch to enable the ejector rod to be in contact with the connecting piece, and hearing the click sound when the micro switch is pressed on, wherein the click sound is a critical state when the micro switch is pressed on, and the installation and adjustment methods of 8 micro switches are the same.
On the basis of installation and adjustment, the stroke of the ejector rod is continuously adjusted, so that the safety stroke of the ejector rod is 1.5-3 mm (the thread pitch is 0.75mm) on the basis of pressure conduction, the locking nut is fastened, the rest 7 micro switches are adjusted to be the same, the micro switches for opening and closing the same side cabin door in place are ensured to be simultaneously pressed, and cabin door in place and closing in place indication signals are normal. Otherwise, the stroke of the ejector rod is continuously adjusted until the indication signal is normal, and after the adjustment is finished, 8 micro switches are all provided with insurance.
The cabin door state signals are taken from 4 cabin doors arranged on the left side and the right side of the front end frame, and 4 closing in-place micro switches (1 opening micro switch and 1 closing in-place micro switch are respectively arranged on the left side, the right side, the front side and the rear side) are arranged on the left side and the right side of the rear end frame. And when the cabin door is opened or closed in place, the corresponding micro switch is triggered, and a cabin door opening in place or closing in place signal is sent. Two 'in-place' or 'in-place' micro switches at the front end frame and the rear end frame of the same side cabin door are connected in series, and when the two 'in-place' or 'in-place' micro switches are simultaneously pressed, the cabin door signal control circuit can be switched on, and a cabin door in-place or in-place opening signal is sent to other systems on the airplane. That is, the whole machine is designed with 8 sets of door position signal mechanisms which are symmetrical left and right, taking the right side door as an example (the left side door is symmetrical with the right side door), the signal mechanism mainly comprises a support, a joint, a microswitch, a connecting piece, a roller and a boss on a hub, as shown in figure 1 (the door is closed and opened to a throwing state).
The working principle is as follows: taking the right side of the front end face of the single side as an example, a reversed V-shaped arc-shaped actuating element (hereinafter referred to as a boss) is designed on the cabin door hub, and the actuating element is fixed on the hub and synchronously rotates along with the hub. When the cabin door moves to a position close to the opening position or the closing position, the roller (shown in 3 in figure 1) on the cabin door position signal mechanism is contacted with the boss on the structural hub; when the center of the wheel hub, the highest point on the boss, the center of the roller and the axis of the ejector rod of the microswitch are in a straight line (the straight line is the normal line passing through the curved surface of the boss at the center of the wheel hub), at the moment, the cabin door is in an open position or a close position, the position signal mechanism is in a dead point position and reaches a self-locking state, the ejector rod on the microswitch is ejected and pressed by a connecting piece (shown as 2 in figure 1) through the lever action, a cabin door open position or close position signal circuit is switched on, a cabin door open position or close position signal is provided for other systems on the airplane, and at the moment, an operator of the cabin door on the airplane can switch off.
Claims (9)
1. A repeatedly-actuated weapon cabin door electrical signal conversion device is characterized in that: the cabin door closing in-place signal conversion device comprises a joint (1), a connecting piece (2) and a roller (3), one end of the cabin door closing in-place signal conversion device is connected with a machine body structure through a bolt, the other end with double ears is connected with the single ear end of the connecting piece (2) through a bolt, and the double ear end of the connecting piece (2) is connected with the roller (3) through a bolt. The cabin door opening in-place signal conversion device and the cabin door opening and closing in-place signal conversion device have the same principle.
2. The repetitive motion weapon bay door electrical signal conversion device of claim 1, wherein: the boss on the hub is contacted with the roller (3) along with the rotation of the hub, and the connecting piece (2) is driven to be contacted with the micro switch ejector rod.
3. The repetitive motion weapon bay door electrical signal conversion device of claim 1, wherein: when the cabin door is opened in place, the microswitch is pressed through by the connecting piece (2), and the center line of the microswitch, the center of the roller (3) and the center of the hub are on the same straight line.
4. A repeatedly actuated weapons bay door electrical signal conversion device as claimed in claim 3 in which: the micro switch is of an adjustable structure, and a locking nut is arranged on the micro switch.
5. The repetitive motion weapon bay door electrical signal conversion device of claim 4, wherein: and the support (5) and the micro switch are installed in a coordinated manner according to the position of the protrusion on the hub.
6. A repeatedly actuated weapons bay door electrical signal conversion device as claimed in claim 3 in which: the front and the back of the single-side cabin door are respectively provided with an opening-to-position signal conversion device and a cabin door closing-to-position signal conversion device.
7. The repetitive motion weapon bay door electrical signal conversion device of claim 1, wherein: the connecting piece (2) and the roller (3) are made of metal materials.
8. The repeatedly actuated weapon bay door electrical signal conversion device of claim 5, wherein: the width of the bulge is larger than that of the roller (3).
9. The repeatedly actuated weapon bay door electrical signal conversion device of claim 5, wherein: the appearance of the support (5) is determined according to the installation environment in the cabin, and the connection mode is unchanged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010386960.1A CN111550149A (en) | 2020-05-09 | 2020-05-09 | Repeatedly-actuated electrical signal conversion device for weapon cabin door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010386960.1A CN111550149A (en) | 2020-05-09 | 2020-05-09 | Repeatedly-actuated electrical signal conversion device for weapon cabin door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111550149A true CN111550149A (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010386960.1A Pending CN111550149A (en) | 2020-05-09 | 2020-05-09 | Repeatedly-actuated electrical signal conversion device for weapon cabin door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111550149A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3647169A (en) * | 1969-02-07 | 1972-03-07 | British Aircraft Corp Ltd | Aircraft doors |
| EP0867588B1 (en) * | 1997-03-25 | 2005-11-02 | GEZE GmbH | Door drive with switching device |
| CN206900629U (en) * | 2017-06-09 | 2018-01-19 | 河北天启通宇航空器材科技发展有限公司 | The door lock controlling alarm mechanism of hatch door |
| CN109209042A (en) * | 2018-09-28 | 2019-01-15 | 佛山市锐毅马达制造有限公司 | Motor switch door lock |
| CN209977110U (en) * | 2019-03-28 | 2020-01-21 | 山西峰润众盛汽车配件制造有限公司 | Brake clearance automatic adjusting arm capable of alarming |
-
2020
- 2020-05-09 CN CN202010386960.1A patent/CN111550149A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3647169A (en) * | 1969-02-07 | 1972-03-07 | British Aircraft Corp Ltd | Aircraft doors |
| EP0867588B1 (en) * | 1997-03-25 | 2005-11-02 | GEZE GmbH | Door drive with switching device |
| CN206900629U (en) * | 2017-06-09 | 2018-01-19 | 河北天启通宇航空器材科技发展有限公司 | The door lock controlling alarm mechanism of hatch door |
| CN109209042A (en) * | 2018-09-28 | 2019-01-15 | 佛山市锐毅马达制造有限公司 | Motor switch door lock |
| CN209977110U (en) * | 2019-03-28 | 2020-01-21 | 山西峰润众盛汽车配件制造有限公司 | Brake clearance automatic adjusting arm capable of alarming |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200818 |
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| RJ01 | Rejection of invention patent application after publication |