CN111907707A - Electromagnetic drive's black box throwing machine constructs - Google Patents
Electromagnetic drive's black box throwing machine constructs Download PDFInfo
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- CN111907707A CN111907707A CN202010544992.XA CN202010544992A CN111907707A CN 111907707 A CN111907707 A CN 111907707A CN 202010544992 A CN202010544992 A CN 202010544992A CN 111907707 A CN111907707 A CN 111907707A
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- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 229910052961 molybdenite Inorganic materials 0.000 claims description 3
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 210000000245 forearm Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
- B64D2045/0065—Black boxes, devices automatically broadcasting distress signals
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- Aviation & Aerospace Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides an electromagnetic-driven black box throwing mechanism which comprises an ejecting component, at least two groups of actuating components and a base, wherein the ejecting component is arranged at the center of the base, the actuating components are uniformly distributed on the periphery of a black box, all the actuating components are uniformly distributed on the side of the base, the base is arranged on an airplane body, the ejecting component is connected with the bottom of the black box, when the airplane flies safely, the actuating components tightly press and lock the black box, when the airplane fails, the actuating components operate and unlock the black box, and meanwhile, the ejecting component acts to eject the black box to separate the black box from the airplane body. The electromagnetically-driven black box throwing mechanism is arranged on an airplane body, and is used for pressing the black box in the safe flight process of the airplane, unlocking the black box under the action of an instruction after the airplane loses affairs, and ejecting the black box to separate the black box from the airplane body in advance.
Description
Technical Field
The invention belongs to the technical field of aviation, and particularly relates to an electromagnetic-driven black box throwing mechanism.
Background
The invention provides an electromagnetic driving type throwing and separating mechanism which has the characteristics of simple structure, small installation space, long storage life, high safety and insensitivity to environmental humidity and temperature, and can improve the throwing reliability.
Disclosure of Invention
In view of the above, the present invention is directed to an electromagnetically driven black box ejecting mechanism, which is installed on an aircraft body, and compresses a black box during a safe flight of the aircraft, and when the aircraft is out of order, the black box is driven to be unlocked and ejected to be separated from the aircraft body in advance.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides an electromagnetic drive's black box throwing mechanism, includes ejection component, actuates subassembly and base, the ejection component arrange the center department at the base, the subassembly of actuating set up two sets at least, and evenly distributed is at the periphery of black box, all actuate the subassembly equipartition and arrange the avris at the base, the base install on the aircraft body, ejection component and black box bottom be connected, during aircraft safe flight, the subassembly of actuating compress tightly and lock the black box, when the aircraft lost, actuate the subassembly and operate, unblock the black box, ejection component action ejection black box makes black box and aircraft body separation simultaneously.
Further, the ejection assembly comprises a concave ball positioning seat, a convex ball guide seat, a disc spring assembly and an engine body connecting seat, the concave ball positioning seat is fixedly connected with the bottom of the black box, the upper portion of the convex ball guide seat is of a convex ball structure matched with the concave ball positioning seat, the lower portion of the convex ball guide seat is a guide sleeve, the upper portion of the engine body connecting seat extends into the guide sleeve, the guide sleeve is connected with the engine body connecting seat in a sliding mode, the disc spring assembly is sleeved on the upper portion of the guide sleeve, and the upper end of the disc spring assembly abuts against the top wall of the guide sleeve.
Furthermore, a plurality of guide grooves are uniformly distributed on the outer surface of the guide sleeve, the guide sleeve of the convex ball guide seat is connected with the machine body connecting seat through pins, the pins are arranged in the guide grooves in a sliding mode, and the guide grooves limit the movement distance of the convex ball guide seat.
Further, each it all includes directly moving electro-magnet, slide, round pin axle, gyro wheel, support, pendulum rod, torsional spring and compresses tightly the adaptor to actuate the subassembly, directly moving the electro-magnet and installing on the base, directly moving the ejector pin tip and the gyro wheel of electro-magnet and being connected, gyro wheel and slide cooperation, the gyro wheel rolls on the slide along with the ejector pin is flexible, the slide is installed on the base, the pendulum rod rotates with the support of fixing on the base lateral wall through the pivot and is connected, long arm and forearm are cut apart into with the pendulum rod to the pivot, the end of the spacing long arm of gyro wheel, the forearm end is through the inclined plane and compress tightly the cooperation of adaptor, compress tightly the adaptor and fix on the black box, the torsional spring is installed on the support, provides pendulum rod pivoted power.
Furthermore, compress tightly the adapter and include keysets and joint hook, the joint hook is fixed in the bottom of keysets, the tip of joint hook be equipped with the terminal complex inclined plane of short arm, the equipartition has a plurality of mounting holes on the keysets.
Further, the torsional spring passes through branch and installs on the support, and uses the long arm as center pin symmetrical arrangement, the torsional spring can be the double torsion spring of platoon, also can be two single curved arm torsional springs.
Furthermore, the rollers are arranged on the inner sides of the corresponding swing rods, and the contact parts of the sliding seats and the rollers are guide slideways.
Further, the roller is replaced by a bearing.
Further, the outer surface of the machine body connecting seat matched with the guide sleeve is coated with a MoS2 lubricating layer.
Furthermore, the ejector rod is connected with the roller through a pin, and the ejector rod is positioned at the tail end of the pin through a cotter pin.
Compared with the prior art, the electromagnetic drive black box throwing mechanism has the following advantages:
the invention relates to an electromagnetic drive black box throwing mechanism,
1) the invention utilizes electromagnet to drive, is easier to store than the existing initiating explosive device, has small sensitivity to the environmental humidity and high safety and reliability.
2) The black box has the advantages of compact layout of all components, small mechanism volume and small installation space, and is suitable for black boxes of different models.
3) The separation disc spring is used as a main drive and is combined with the torsional spring to be a redundant drive, so that reliable separation is ensured, and the separation device disclosed by the invention is high in reliability.
4) In the unlocking transmission process, a long arm and a short arm are designed on the oscillating bar, and the long arm is close to the roller end, so that the unlocking force is reduced; and the friction resistance is reduced by rolling the roller and the sliding seat, so that the linear electromagnet can be unlocked by using a small driving force.
5) The concave ball positioning seat and the convex ball guide seat are in spherical surface contact force transfer, so that the pre-tightening force is uniformly loaded.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of an electromagnetically driven black box ejection mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an actuating assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of the convex ball guide seat and the connecting seat of the machine body;
FIG. 4 is a schematic structural view of a convex ball guide seat;
fig. 5 is a schematic structural view of the pressing adapter;
FIG. 6 is a schematic view of the assembly of the torsion spring and the swing link.
Description of reference numerals:
the device comprises a 1-ejection assembly, a 1-1-concave ball positioning seat, a 1-2-convex ball positioning seat, a 1-2-1-guide groove, a 1-3-disc spring assembly, a 1-4-machine body connecting seat, a 2-actuating assembly, a 2-1-direct-acting electromagnet, a 2-2-sliding seat, a 2-3-pin shaft, a 2-4-roller, a 2-5-bracket, a 2-6-oscillating bar, a 2-7-torsion spring, a 2-8-pressing adapter, a 2-8-1-adapter plate, a 2-8-2-clamping hook, a 2-9-rotating shaft, a 3-base and a 4-black box.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1-5, an electromagnetic-driven black box throwing mechanism includes an ejection assembly 1, actuating assemblies 2 and a base 3, the ejection assembly 1 is disposed at the center of the base 3, at least two sets of the actuating assemblies 2 are disposed and uniformly distributed on the periphery of a black box 4, all the actuating assemblies 2 are disposed on the side of the base 3, the base 3 is mounted on an airplane body, the ejection assembly 1 is connected with the bottom of the black box 4, when the airplane flies safely, the actuating assemblies 2 compress and lock the black box, when the airplane fails, the actuating assemblies 2 operate to unlock the black box, and the ejection assembly actuates the black box to separate the black box from the airplane body.
The ejection assembly 1 comprises a concave ball positioning seat 1-1, a convex ball guide seat 1-2, a disc spring assembly 1-3 and a machine body connecting seat 1-4, the concave ball positioning seat 1-1 is fixedly connected with the bottom of the black box 4, the upper portion of the convex ball guide seat 1-2 is of a convex ball-shaped structure matched with the concave ball positioning seat 1-1, the lower portion of the convex ball guide seat is a guide sleeve, the upper portion of the machine body connecting seat 1-4 extends into the guide sleeve, the guide sleeve is in sliding connection with the machine body connecting seat 1-4, the disc spring assembly 1-3 is sleeved on the upper portion of the guide sleeve, and the upper end of the disc spring assembly 1-3 abuts against the top wall of the guide sleeve.
The outer surface of the guide sleeve is uniformly provided with a plurality of guide grooves 1-2-1, the guide sleeve of the convex ball guide seat 1-2 is connected with the machine body connecting seat 1-4 through a pin, the pin is arranged in the guide grooves 1-2-1 in a sliding manner, and the guide grooves 1-2-1 limit the movement distance of the convex ball guide seat 1-2.
Each actuating component 2 comprises a direct-acting electromagnet 2-1, a sliding seat 2-2, a pin shaft 2-3, a roller 2-4, a support 2-5, a swing rod 2-6, a torsion spring 2-7 and a pressing adapter 2-8, wherein the direct-acting electromagnet 2-1 is installed on the base 3, the end part of a mandril of the direct-acting electromagnet 2-1 is connected with the roller 2-4, the roller 2-4 is matched with the sliding seat 2-2, the roller 2-4 rolls on the sliding seat 2-2 along with the extension of the mandril, the sliding seat 2-2 is installed on the base 3, the swing rod 2-6 is rotatably connected with the support 2-5 fixed on the side wall of the base 3 through a rotating shaft 2-9, the rotating shaft 2-9 divides the swing rod 2-6 into a long arm and a short arm, and the roller 2-4 is limited at the tail end of, the tail end of the short arm is matched with the pressing adapter 2-8 through an inclined plane, the pressing adapter 2-8 is fixed on the black box 4, and the torsion springs 2-7 are installed on the supports 2-5 and provide power for rotating the swing rods 2-6. A bearing is arranged between the rotating shaft 2-9 and the bracket 2-5, so that the rotating friction is reduced; the direct-acting electromagnet 2-1 can realize that the ejector rod generates axial linear motion after the coil is electrified, and has the function of pushing and pulling an external load device.
The compression adapter 2-8 comprises an adapter plate 2-8-1 and a clamping hook 2-8-2, the clamping hook 2-8-2 is fixed at the bottom of the adapter plate 2-8-1, an inclined plane matched with the tail end of the short arm is arranged at the end of the clamping hook 2-8-2, and a plurality of mounting holes are uniformly distributed in the adapter plate 2-8-1.
The torsion springs 2-7 are arranged on the supports 2-5 through supporting rods and are symmetrically arranged by taking the long arm as a central shaft, the torsion springs can be parallel double-torsion springs or two single-bent-arm torsion springs, and the bent-arm ends of the torsion springs are respectively connected with the long arm rods of the swing rods 2-6 and the supports 2-5.
The rollers 2-4 are arranged at the inner sides of the corresponding swing rods 2-6, and the contact part of the sliding seat 2-2 and the rollers 2-4 is a guide slideway. The roller 2-4 can also be replaced by a bearing to be matched with a guide slideway on the sliding seat 2-2, so that the resistance is reduced, and the unlocking can be realized by the small force of the direct-acting electromagnet 2-1.
The ejector rod is connected with the rollers 2-4 through pins, and the tail ends of the pins are positioned by using cotter pins. The MoS2 lubricating layer is coated on the outer surface of the machine body connecting seat 1-4 matched with the guide sleeve.
The working process of the electromagnetic drive black box throwing mechanism comprises the following steps:
when the airplane normally flies, the black box is in a compression state and is matched with the end inclined plane of the short arm of the swing rod 2-6 through the compression adapter 2-8; the concave ball positioning seat 1-1 is contacted with the convex ball guide seat 1-2, the disc spring assembly 1-3 is in a compressed state, when the direct-acting electromagnet 2-1 does not act, the long arm end of the swing rod 2-6 is limited by the roller 2-4, the short arm end of the swing rod 2-6 is limited by the clamping hook 2-8-2 pressing the adapter 2-8, and the swing rod is in a static state;
when receiving a throwing signal, the direct-acting electromagnet 2-1 acts to retract to drive the roller 2-4 to roll on the guide slideway of the sliding seat 2-2, the restraint on the end part of the long arm of the oscillating bar 2-6 is removed, the convex ball guide seat 1-2 slides upwards on the machine body connecting seat 1-4 under the action of the disc spring force in the ejection assembly 1, the concave ball positioning seat 1-1 is driven to move at a certain speed, the black box 4 connected with the concave ball positioning seat 1-1 is driven to synchronously move upwards, and the pressing rotary joint seat 2-8 is driven to move passively; meanwhile, the swing rod 2-6 rotates under the action of the torsion spring 2-7 and the inclined plane of the pressing adapter 2-8, so that the pressing adapter 2-8 is completely separated from the swing rod 2-6, and finally, the pressing adapter 2-8 and the concave ball positioning seat 1-1 are separated from the airplane body along with the black box 4, and the throwing action is realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides an electromagnetic drive's black box throwing puts mechanism which characterized in that: including launching subassembly (1), actuating subassembly (2) and base (3), launch center department of subassembly (1) and arrange in base (3), the subassembly (2) that actuate set up two sets ofly at least, and evenly distributed is at the periphery of black box (4), all actuate the avris that subassembly (2) equipartition was put at base (3), base (3) install on the aircraft body, launch subassembly (1) and be connected with black box (4) bottom, during the aircraft safe flight, the subassembly (2) of actuating compress tightly the locking black box, when the aircraft crashed, actuate subassembly (2) and operate, unblock black box, launch the subassembly action simultaneously and launch black box and make black box and aircraft body separation.
2. An electromagnetic black box throwing mechanism as claimed in claim 1, wherein: the ejection assembly (1) comprises a concave ball positioning seat (1-1), a convex ball guide seat (1-2), a disc spring assembly (1-3) and a machine body connecting seat (1-4), the concave ball positioning seat (1-1) is fixedly connected with the bottom of the black box (4), the upper portion of the convex ball guide seat (1-2) is of a convex ball structure matched with the concave ball positioning seat (1-1), the lower portion of the convex ball guide seat is a guide sleeve, the upper portion of the machine body connecting seat (1-4) extends into the guide sleeve, the guide sleeve is in sliding connection with the machine body connecting seat (1-4), the disc spring assembly (1-3) is sleeved on the upper portion of the guide sleeve, and the upper end of the disc spring assembly (1-3) abuts against the top wall of the guide sleeve.
3. An electromagnetic black box throwing mechanism as claimed in claim 2, wherein: a plurality of guide grooves (1-2-1) are uniformly distributed on the outer surface of the guide sleeve, the guide sleeve of the convex ball guide seat (1-2) is connected with the machine body connecting seat (1-4) through a pin, the pin is arranged in the guide grooves (1-2-1) in a sliding manner, and the guide grooves (1-2-1) limit the movement distance of the convex ball guide seat (1-2).
4. An electromagnetic black box throwing mechanism as claimed in claim 1, wherein: each actuating component (2) comprises a direct-acting electromagnet (2-1), a sliding seat (2-2), a pin shaft (2-3), a roller (2-4), a support (2-5), a swing rod (2-6), a torsion spring (2-7) and a pressing adapter (2-8), wherein the direct-acting electromagnet (2-1) is installed on the base (3), the end part of a mandril of the direct-acting electromagnet (2-1) is connected with the roller (2-4), the roller (2-4) is matched with the sliding seat (2-2), the roller (2-4) rolls on the sliding seat (2-2) along with the stretching of the mandril, the sliding seat (2-2) is installed on the base (3), the swing rod (2-6) is rotatably connected with the support (2-5) fixed on the side wall of the base (3) through a rotating shaft (2-9), the swing rod (2-6) is divided into a long arm and a short arm by the rotating shaft (2-9), the roller (2-4) is limited at the tail end of the long arm, the tail end of the short arm is matched with the pressing adapter (2-8) through an inclined plane, the pressing adapter (2-8) is fixed on the black box (4), and the torsion spring (2-7) is installed on the support (2-5) and provides power for the swing rod (2-6) to rotate.
5. An electromagnetic black box throwing mechanism as claimed in claim 4, wherein: the compression adapter (2-8) comprises an adapter plate (2-8-1) and a clamping hook (2-8-2), the clamping hook is fixed at the bottom of the adapter plate, an inclined plane matched with the tail end of the short arm is arranged at the end of the clamping hook, and a plurality of mounting holes are uniformly distributed in the adapter plate.
6. An electromagnetic black box throwing mechanism as claimed in claim 4, wherein: the torsion springs (2-7) are arranged on the brackets (2-5) through the supporting rods and are symmetrically arranged by taking the long arms as central axes, and the torsion springs (2-7) can be parallel double-torsion springs or two single-bent-arm torsion springs.
7. An electromagnetic black box throwing mechanism as claimed in claim 4, wherein: the rollers (2-4) are arranged on the inner sides of the corresponding swing rods (2-6), and the contact part of the sliding seat (2-2) and the rollers (2-4) is a guide slideway.
8. An electromagnetic black box throwing mechanism as claimed in claim 4, wherein: the ejector rod is connected with the rollers (2-4) through pins, and the tail ends of the pins are positioned by using cotter pins.
9. An electromagnetic black box throwing mechanism as claimed in claim 4, wherein: the rollers (2-4) are replaced by bearings.
10. An electromagnetic black box throwing mechanism as claimed in claim 2, wherein: the outer surface of the machine body connecting seat (1-4) matched with the guide sleeve is coated with a MoS2 lubricating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544992.XA CN111907707B (en) | 2020-06-15 | 2020-06-15 | Electromagnetic drive's black box throwing machine constructs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544992.XA CN111907707B (en) | 2020-06-15 | 2020-06-15 | Electromagnetic drive's black box throwing machine constructs |
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| CN111907707A true CN111907707A (en) | 2020-11-10 |
| CN111907707B CN111907707B (en) | 2021-09-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114537668A (en) * | 2022-04-26 | 2022-05-27 | 成都凯天电子股份有限公司 | Locking and ejecting mechanism of throwing type flight parameter recorder and control method thereof |
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Cited By (1)
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| CN114537668A (en) * | 2022-04-26 | 2022-05-27 | 成都凯天电子股份有限公司 | Locking and ejecting mechanism of throwing type flight parameter recorder and control method thereof |
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| Publication number | Publication date |
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| CN111907707B (en) | 2021-09-07 |
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