CN115145176A - Opening and closing control equipment and control method for aircraft canopy - Google Patents
Opening and closing control equipment and control method for aircraft canopy Download PDFInfo
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- CN115145176A CN115145176A CN202210798228.4A CN202210798228A CN115145176A CN 115145176 A CN115145176 A CN 115145176A CN 202210798228 A CN202210798228 A CN 202210798228A CN 115145176 A CN115145176 A CN 115145176A
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- opening
- closing
- canopy
- cabin
- control signal
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000007935 neutral effect Effects 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000002679 ablation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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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
- B64C1/1476—Canopies; Windscreens or similar transparent elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to an opening and closing control device and a control method for a canopy of an airplane, and belongs to the technical field of electromechanical control of airplanes. An opening and closing control device for a canopy of an airplane comprises a front canopy opening and closing switch and a rear canopy opening and closing switch which are respectively arranged on a front canopy and a rear canopy of the airplane, wherein the canopy opening and closing switches can realize state switching of three positions of opening, closing and erecting; the cabin cover opening and closing button box is arranged outside the cabin and comprises a cabin opening button and a cabin closing button; when the canopy is in an open or closed state, the opening and closing of the canopy is controlled through the canopy opening and closing button box. The invention has the following advantages: the open-close control of the canopy is integrated into the electromechanical load distribution equipment, the number of airborne finished products is reduced, the weight of the finished products is reduced, the execution efficiency of the electric mechanism is improved, related parameters can be stored and recorded in real time, and the maintenance of a canopy system in the later period is facilitated.
Description
Technical Field
The invention relates to an opening and closing control device and a control method for a canopy of an airplane, and belongs to the technical field of electromechanical control of airplanes.
Background
The existing airplane canopy is opened and closed mostly by adopting an independent relay control box and a separate canopy control box to realize the control function of a canopy lifting electric mechanism. The hatch cover is opened and closed sequential control is realized through the interlocking mode by the relay inside the relay control box, the lift electric mechanism of rear end is by the direct drive of hatch cover control box, and control box function singleness when rear end driving voltage transient value surpasses relay withstand voltage upper limit, the long-term indirect break-make is opened and can be leaded to the relay contact ablation, is unfavorable for the maintenance of later stage cabin cover system, can not satisfy the requirement that airborne product miniaturization, integrated level and reliability are high.
Disclosure of Invention
The invention aims to provide an opening and closing control device for a canopy of an airplane, which replaces a traditional single-function control box and integrates the opening and closing control function of the canopy into electromechanical load distribution equipment for unified management.
In order to achieve the purpose, the invention adopts the following technical scheme: an opening and closing control device for a canopy of an airplane comprises a front canopy opening and closing switch and a rear canopy opening and closing switch which are respectively arranged on a front canopy and a rear canopy of the airplane, wherein the canopy opening and closing switches can realize state switching of three positions of opening, closing and erecting; the cabin cover opening and closing button box is arranged outside the cabin and comprises a cabin opening button and a cabin closing button; when the canopy is in an open or closed state, the canopy opening and closing button box is used for controlling the opening and closing of the canopy.
Preferably, the front cabin cover opening and closing switch, the rear cabin cover opening and closing switch and the cabin cover opening and closing function of the cabin cover opening and closing button box are integrated in the electromechanical load distribution equipment.
Preferably, the front cabin cover opening and closing switch and the rear cabin cover opening and closing switch are pull-type switches, when the switches are located at the neutral position, a pilot only needs to pull the switches in the vertical direction to unlock the locks, and then the switches are shifted forwards or backwards to realize the opening or closing control operation of the cabin covers.
The invention also aims to provide a method for controlling the opening and closing of the aircraft canopy, which adopts the equipment for controlling the opening and closing of the aircraft canopy and comprises the following steps:
(1) Initializing electromechanical load distribution equipment;
(2) The electromechanical load power distribution equipment acquires data and acquires a cabin cover opening and closing unlocking in-place signal;
(3) When the acquired cabin cover opening and closing in-place unlocking signal is effective, discrete quantity signals of an inside cabin, an outside cabin and a closed cabin of the cabin and an opening or closing in-place signal of the lifting electric mechanism are acquired in real time;
(4) Comprehensively resolving to obtain a canopy opening and closing control instruction, and outputting an opening and closing control signal to drive a rear end electric mechanism to perform stretching and retracting operations;
(5) After the canopy is lifted to the proper position, the electromechanical load power distribution equipment releases the residual energy of the coil in the electric mechanism through the internal energy release circuit.
Preferably, in step (1), when the electromechanical load distribution device is initialized or fails, the control signal is output: the 'electric actuator extending control signal' is invalid, and the 'electric actuator retracting control signal' is invalid.
Preferably, in the step (2), when the opening and closing of the hatch cover and the unlocking in-place signal are invalid, a control signal is output: the electric actuator extending control signal of the canopy lifting is invalid, and the electric actuator retracting control signal is invalid.
Preferably, when the "open" command signal and the "close" command signal of the canopy are simultaneously valid, the actuation of the canopy lift electric mechanism is realized by the control signal interlock circuit to maintain the previous state, that is: the control logic performs an opening or closing operation of the canopy).
Compared with the prior art, the invention has the following advantages: the control of opening and closing the canopy is integrated into the electromechanical load distribution equipment, the control of a relay box with a single traditional function is cancelled, the electromechanical load distribution equipment realizes the lifting control of the canopy by acquiring the opening and closing instruction of the canopy and opening and closing in-place signals, the number of airborne finished products is reduced, the weight of the finished products is reduced, the execution efficiency of an electric mechanism is improved, related parameters can be stored and recorded in real time, and the maintenance of a canopy system in the later period is facilitated.
Drawings
FIG. 1 is a control flow diagram of an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawing 1: a control method for opening and closing a canopy of an airplane is characterized in that a relay control box with a single function is omitted, and the opening and closing functions of the canopy are integrated in electromechanical load distribution equipment for management. After a pilot unlocks a cabin cover in place through a push-pull lock pull rod in a cabin, when the electromechanical load distribution equipment acquires that a cabin cover opening and closing unlocking in-place signal is effective, the cabin cover opening and closing control access condition is used, discrete quantity signals of an inside cabin, an outside cabin and a closing cabin and opening or closing in-place signals of a lifting electric mechanism are acquired in real time, a cabin cover opening and closing control instruction is obtained after comprehensive calculation, an opening and closing control signal is output to drive a rear-end electric mechanism to perform stretching and retracting operations, and after the cabin cover is lifted in place, the electromechanical load distribution equipment releases residual energy of an inner coil of the electric mechanism through an internal energy release circuit.
The specific control technical means of the invention is as follows (wherein the interpretation of the opening and closing instruction of the hatch cover, the opening and closing control requirements of the hatch cover, the initialization and the fault handling are all uniformly controlled and managed by electromechanical load distribution equipment).
1. Interpretation of opening and closing instruction of hatch cover
1) When the hatch opening command signal is invalid and the hatch closing command signal is invalid, the hatch opening command and the hatch closing command are both invalid;
2) When the hatch opening command signal is effective and the hatch closing command signal is ineffective, the hatch opening command is effective and the hatch closing command is ineffective;
3) When the hatch opening command signal is invalid and the hatch closing command signal is valid, the hatch opening command is invalid and the hatch closing command is valid;
4) When the hatch opening command signal is effective and the hatch closing command signal is effective, the hatch opening command and the hatch closing command are both kept in the previous state.
2. Hatch cover opening and closing control requirements
1) When the opening and closing in-place signal of the hatch cover is invalid
Outputting a control signal: the electric actuator extending control signal of the canopy lifting is invalid, and the electric actuator retracting control signal is invalid.
2) When the opening and closing of the hatch cover are in place
When the 'opening' instruction of the canopy is valid and the 'canopy lifting electric actuating mechanism extends out of place' signal is invalid, outputting a control signal: the 'electric actuator extending control signal' is effective, and the 'electric actuator retracting control signal' is ineffective.
When the closing command of the canopy is effective and the retracting signal of the canopy lifting electric actuating mechanism is ineffective, a control signal is output: the 'electric actuator extending control signal' is invalid, and the 'electric actuator retracting control signal' is valid.
When the opening command and the closing command of the canopy are simultaneously effective, the canopy lifting electric mechanism is controlled by the control signal interlocking circuit to move to keep the previous state.
Otherwise, the control signal is output: the 'electric actuator extending control signal' is invalid, and the 'electric actuator retracting control signal' is invalid.
3. Initialization and failure handling
When the electromechanical load distribution equipment is initialized or fails, outputting a control signal: the 'electric actuator extending control signal' is invalid, and the 'electric actuator retracting control signal' is invalid.
The method comprises the following specific steps:
the method comprises the following steps that 1 front cabin cover opening and closing switch and 1 rear cabin cover opening and closing switch are respectively arranged inside a cabin of an airplane of a certain type, and 1 cabin cover opening and closing button box is arranged outside the cabin, wherein the front cabin cover opening and closing switch and the rear cabin cover opening and closing switch are single-blade three-position switches, the switches are pull-type switches, 3 positions respectively correspond to 3 states of cabin opening, neutral and cabin closing, state switching of the three positions of cabin opening, cabin closing and neutral can be realized, and when the switches are in the neutral positions, after the locking is relieved by pulling the switches in the vertical direction, the cabin covers can be opened or closed by toggling the switches forwards or backwards by a pilot; 2 cabin opening and closing buttons are distributed on the cabin cover opening and closing button box, when any switch in the cabin is shifted to an cabin opening position or a cabin opening button of the cabin outer button box is pressed, a cabin cover opening instruction signal is effective, when any switch in the cabin is shifted to a cabin closing position or the cabin closing button of the cabin outer button box is pressed, a cabin cover closing instruction signal is effective, and when the cabin cover is in an opening or closing state, ground service personnel can control the opening and closing of the cabin cover through the cabin cover opening and closing button box arranged outside the cabin.
When the 'cabin cover opening and closing in-place unlocking signal' is effective, the electromechanical load power distribution equipment realizes the whole operation process of opening and closing the cabin cover through the following steps.
(1) The electric mechanism in-place extending signal is invalid, and the opening function of the canopy is realized:
when the 'canopy opening instruction signal' is effective and the 'canopy closing instruction signal' is ineffective, the electromechanical load power distribution equipment outputs an opening control signal to the electric mechanism to realize the opening function of the canopy, and when the 'canopy extending in-place signal' is effective, the interior of the electromechanical load power distribution equipment releases the residual energy of a motor coil in the electric mechanism through an energy release circuit and stops outputting the opening control signal to the outside.
(2) The "electric mechanism retract in place signal" is invalid, the closing function of the canopy is achieved:
when the cockpit cover closing instruction signal is effective and the cockpit cover opening instruction signal is ineffective, the electromechanical load power distribution equipment outputs a closing control signal to the electric mechanism to realize the closing function of the cockpit cover, and when the cockpit cover retracting in-place signal is effective, the inside of the electromechanical load power distribution equipment releases the residual energy of a motor coil in the electric mechanism through an energy release circuit and stops outputting the closing control signal outwards.
Claims (7)
1. The utility model provides an aircraft cockpit lid start and stop control equipment which characterized in that: the device comprises a front cabin cover opening and closing switch and a rear cabin cover opening and closing switch which are respectively arranged on a front cabin and a rear cabin of the airplane, wherein the cabin cover opening and closing switches can realize state switching of three positions of cabin opening, cabin closing and vertical position; the cabin cover opening and closing button box is arranged outside the cabin and comprises a cabin opening button and a cabin closing button; when the canopy is in an open or closed state, the canopy opening and closing button box is used for controlling the opening and closing of the canopy.
2. An aircraft canopy opening and closing control apparatus as claimed in claim 1, wherein: the opening and closing functions of the front cabin cover opening and closing switch, the rear cabin cover opening and closing switch and the cabin cover opening and closing button box are integrated in the electromechanical load distribution equipment.
3. An aircraft canopy opening and closing control apparatus according to claim 1, wherein: the front cabin cover opening and closing switch and the rear cabin cover opening and closing switch are both pull-type switches, when the switches are located at the neutral position, a pilot only needs to pull the switches in the vertical direction to unlock the switches, and then the switches are shifted forwards or backwards to realize the opening or closing control operation of the cabin covers.
4. An opening and closing control method for an aircraft canopy is characterized by comprising the following steps: the aircraft canopy opening and closing control device according to any one of claims 1 to 3, comprising the steps of:
(1) Initializing electromechanical load power distribution equipment;
(2) The electromechanical load power distribution equipment acquires data and acquires a cabin cover opening and closing unlocking in-place signal;
(3) When the acquired cabin cover opening and closing in-place unlocking signal is effective, discrete quantity signals of an inside cabin, an outside cabin and a closed cabin of the cabin and an opening or closing in-place signal of the lifting electric mechanism are acquired in real time;
(4) Comprehensively resolving to obtain a canopy opening and closing control instruction, and outputting an opening and closing control signal to drive a rear end electric mechanism to perform stretching and retracting operations;
(5) After the canopy is lifted to the proper position, the electromechanical load power distribution equipment releases the residual energy of the coil in the electric mechanism through the internal energy release circuit.
5. The aircraft canopy opening and closing control method of claim 4, wherein: in step (1), when the electromechanical load distribution equipment is initialized or fails, outputting a control signal: the 'electric actuator extending control signal' is invalid, and the 'electric actuator retracting control signal' is invalid.
6. An aircraft canopy opening and closing control method according to claim 4, wherein: in the step (2), when the opening and closing of the hatch cover is invalid, outputting a control signal: the electric actuator extending control signal of the canopy lifting is invalid, and the electric actuator retracting control signal is invalid.
7. The aircraft canopy opening and closing control method of claim 4, wherein: when the opening command and the closing command of the canopy are simultaneously effective, the canopy lifting electric mechanism is controlled by the control signal interlocking circuit to move to keep the previous state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210798228.4A CN115145176A (en) | 2022-07-08 | 2022-07-08 | Opening and closing control equipment and control method for aircraft canopy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210798228.4A CN115145176A (en) | 2022-07-08 | 2022-07-08 | Opening and closing control equipment and control method for aircraft canopy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115145176A true CN115145176A (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210798228.4A Pending CN115145176A (en) | 2022-07-08 | 2022-07-08 | Opening and closing control equipment and control method for aircraft canopy |
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| Country | Link |
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| CN (1) | CN115145176A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU948724A1 (en) * | 1981-01-09 | 1982-08-07 | За витель S .,n }:i Собкалов, Я.Н. ГелЛв|) чи ,Москаленк I .-лч( i i.iUjiJiA. | Apparatus for opening and closing gondola car hatch closures |
| CN204371056U (en) * | 2014-12-16 | 2015-06-03 | 衡阳泰豪通信车辆有限公司 | A kind of remote controlled shelter vent window |
| CN107386858A (en) * | 2017-06-19 | 2017-11-24 | 北京航天发射技术研究所 | A kind of keying hatchcover system for transport vehicle insulated hold |
| CN107654158A (en) * | 2017-10-17 | 2018-02-02 | 西安飞机工业（集团）有限责任公司 | A kind of aircraft door electric control system |
| CN111593962A (en) * | 2020-06-04 | 2020-08-28 | 中国商用飞机有限责任公司 | Airplane cabin door control device and control method |
| CN112593778A (en) * | 2020-12-17 | 2021-04-02 | 中国航空工业集团公司成都飞机设计研究所 | Large-scale integral side-turning type cabin cover driving system and method |
-
2022
- 2022-07-08 CN CN202210798228.4A patent/CN115145176A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU948724A1 (en) * | 1981-01-09 | 1982-08-07 | За витель S .,n }:i Собкалов, Я.Н. ГелЛв|) чи ,Москаленк I .-лч( i i.iUjiJiA. | Apparatus for opening and closing gondola car hatch closures |
| CN204371056U (en) * | 2014-12-16 | 2015-06-03 | 衡阳泰豪通信车辆有限公司 | A kind of remote controlled shelter vent window |
| CN107386858A (en) * | 2017-06-19 | 2017-11-24 | 北京航天发射技术研究所 | A kind of keying hatchcover system for transport vehicle insulated hold |
| CN107654158A (en) * | 2017-10-17 | 2018-02-02 | 西安飞机工业（集团）有限责任公司 | A kind of aircraft door electric control system |
| CN111593962A (en) * | 2020-06-04 | 2020-08-28 | 中国商用飞机有限责任公司 | Airplane cabin door control device and control method |
| CN112593778A (en) * | 2020-12-17 | 2021-04-02 | 中国航空工业集团公司成都飞机设计研究所 | Large-scale integral side-turning type cabin cover driving system and method |
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