CN108945427B - Ejection recovery device for stamping parafoil - Google Patents
Ejection recovery device for stamping parafoil Download PDFInfo
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- CN108945427B CN108945427B CN201810819573.5A CN201810819573A CN108945427B CN 108945427 B CN108945427 B CN 108945427B CN 201810819573 A CN201810819573 A CN 201810819573A CN 108945427 B CN108945427 B CN 108945427B
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- rope
- collecting
- parafoil
- umbrella
- ejection recovery
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- IBSREHMXUMOFBB-JFUDTMANSA-N 5u8924t11h Chemical compound O1[C@@H](C)[C@H](O)[C@@H](OC)C[C@@H]1O[C@@H]1[C@@H](OC)C[C@H](O[C@@H]2C(=C/C[C@@H]3C[C@@H](C[C@@]4(O3)C=C[C@H](C)[C@@H](C(C)C)O4)OC(=O)[C@@H]3C=C(C)[C@@H](O)[C@H]4OC\C([C@@]34O)=C/C=C/[C@@H]2C)/C)O[C@H]1C.C1=C[C@H](C)[C@@H]([C@@H](C)CC)O[C@]11O[C@H](C\C=C(C)\[C@@H](O[C@@H]2O[C@@H](C)[C@H](O[C@@H]3O[C@@H](C)[C@H](O)[C@@H](OC)C3)[C@@H](OC)C2)[C@@H](C)\C=C\C=C/2[C@]3([C@H](C(=O)O4)C=C(C)[C@@H](O)[C@H]3OC\2)O)C[C@H]4C1 IBSREHMXUMOFBB-JFUDTMANSA-N 0.000 title claims abstract description 157
- 238000011084 recovery Methods 0.000 title claims abstract description 90
- 238000007906 compression Methods 0.000 claims abstract description 62
- 230000006835 compression Effects 0.000 claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000004080 punching Methods 0.000 claims abstract description 27
- 238000004804 winding Methods 0.000 claims description 26
- 239000004744 fabric Substances 0.000 claims description 19
- 238000004146 energy storage Methods 0.000 claims description 11
- 238000004064 recycling Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C31/00—Aircraft intended to be sustained without power plant; Powered hang-glider-type aircraft; Microlight-type aircraft
- B64C31/028—Hang-glider-type aircraft; Microlight-type aircraft
- B64C31/036—Hang-glider-type aircraft; Microlight-type aircraft having parachute-type wing
Abstract
The invention discloses an ejection recovery device for a stamped parafoil, which can be directly ejected to the air to open the parafoil for taking off when in use, and can automatically recover the parafoil for storing energy when falling back for the next automatic parachute lifting, so that the requirements of parachute lifting sites are greatly reduced. Comprising the following steps: a rope collecting frame, an umbrella collecting rope group and an ejection recovery mechanism; the rope collecting frame is arranged between the upper airfoil surface and the lower airfoil surface of the punching parafoil; the rope frame is connected with an ejection recovery mechanism arranged on the load cabin through a total umbrella-collecting rope, the total umbrella-collecting rope is divided into a plurality of left branch umbrella-collecting ropes and a plurality of right branch umbrella-collecting ropes after passing through the rope frame, the branch umbrella-collecting ropes extend along the left end and the right end of the stamping parafoil respectively and are connected with the left end and the right end of the stamping parafoil, and when the total umbrella-collecting rope is pulled, the stamping parafoil is recovered through the branch umbrella-collecting ropes; the ejection recovery mechanism includes: the device comprises an ejection recovery barrel, a compression mechanism and a rope driving unit, wherein the ejection recovery barrel is arranged on the upper end surface of a load bin and used for containing paraffms, the compression mechanism is arranged in the ejection recovery barrel and used for storing energy, and the rope driving unit is arranged in the load bin.
Description
Technical Field
The invention relates to an ejection recovery device, in particular to an ejection recovery device for a stamping parafoil.
Background
The ram parafoil has good lift-drag ratio, glide ratio and operability, and has wide application. The existing punching parafoil is pulled, so that the requirement on the parachute pulling site is higher, otherwise, the parafoil is easily scratched and damaged by the ground, and the flying is unsafe or the service life of the parafoil is reduced; and the existing parafoil does not have the function of automatic ejection and recovery.
Disclosure of Invention
In view of the above, the invention provides an ejection recovery device for a stamped parafoil, which can be directly ejected to the air to open the parafoil for taking off when in use, and can automatically recover the parafoil for storing energy for the next automatic parachute lifting when falling back, so that the requirements of a parachute lifting field are greatly reduced.
The punching parafoil comprises an umbrella canopy and a load cabin, wherein the umbrella canopy is connected with the load cabin through more than one parafoil rope; the umbrella canopy comprises an upper airfoil surface and a lower airfoil surface which are made of parafoil cloth, and more than two parafoil ribs are distributed between the upper airfoil surface and the lower airfoil surface along the longitudinal direction of the punching parafoil;
the ejection recovery device for the stamping parafoil comprises: a rope collecting frame, an umbrella collecting rope group and an ejection recovery mechanism;
the rope collecting frame is arranged between the upper airfoil surface and the lower airfoil surface of the punching parafoil and is fixed on the lower airfoil surface;
the umbrella-closing rope group comprises: the device comprises a main umbrella collecting rope, a left branch umbrella collecting rope and a right branch umbrella collecting rope, wherein the rope collecting frame is connected with an ejection recovery mechanism arranged on a load cabin through the main umbrella collecting rope, the main umbrella collecting rope is divided into more than one left branch umbrella collecting rope and more than one right branch umbrella collecting rope after passing through the rope collecting frame, the left branch umbrella collecting rope and the right branch umbrella collecting rope extend along the left end and the right end of the stamping parafoil respectively and are connected with the left end and the right end of the stamping parafoil respectively, and when the main umbrella collecting rope is pulled, the stamping parafoil is recovered through the left branch umbrella collecting rope and the right branch umbrella collecting rope;
the ejection recovery mechanism includes: the device comprises an ejection recycling bin arranged on the upper end surface of the load bin, a compression mechanism arranged in the ejection recycling bin and a rope driving unit arranged in the load bin; the total umbrella-folding rope passes through the ejection recycling bin and then is connected with the rope driving unit, and the rope driving unit is used for providing power for recycling the total umbrella-folding rope; the recovered stamping parafoil is positioned in the ejection recovery barrel;
the compression mechanism is arranged on the total umbrella-folding rope inside the ejection recovery barrel, and the compression mechanism comprises: an energy storage element and a locking and unlocking mechanism; when the punching parafoil is recovered through the total umbrella-recovering rope, the energy storage element stores energy, and the locking and unlocking mechanism locks the punching parafoil at a set position in the ejection recovery barrel; when the locking and unlocking mechanism unlocks the stamping parafoil, the energy storage element releases energy to assist the stamping parafoil to lift.
As a preferable mode of the invention, the invention further comprises an inflatable kite frame arranged on the punching parafoil, and a constant-pressure automatic inflation and deflation device for automatically inflating and deflating the inflatable kite frame is arranged on the rope collecting frame; the inflatable kite frame comprises a longitudinal inflatable frame arranged at an upper air inlet of the punching parafoil and more than one transverse inflatable frame arranged in the inner spaces of the upper airfoil surface and the lower airfoil surface.
As a preferable mode of the invention, the left branch umbrella folding rope and the right branch umbrella folding rope are distributed and connected with the end parts of the punching parafoil after passing through the central holes of the rope folding buckles arranged on the punching parafoil rib at the corresponding side.
As a preferable mode of the invention, a parafoil wrapping cloth is arranged at the top opening of the ejection recovery barrel and is used for containing recovered parafoil; an opening is formed in the middle of the parafoil wrapping cloth, a compression plate matched with the compression mechanism is arranged at the opening, and the compression plate is connected with the ejection recovery barrel through an elastic rope; when the punching parafoil is recovered, the compression plate pushes the energy storage element in the compression mechanism to store energy.
The beneficial effects are that:
(1) The ejection recovery device can directly eject the stamping parafoil to the air to open the parafoil for taking off, and the parafoil energy storage is automatically recovered when falling back for the next automatic parachute lifting, so that the requirements on the parachute lifting field are greatly reduced, the ejection recovery device is suitable for lifting umbrellas on more complex terrains, and the use demands of more people or users are met. The device changes the traditional complex procedures of pulling the parachute on the ground, recovering the parachute, landing and then stacking the parachute, and the like, and realizes the automatic functions of parachute pulling and recovering.
(2) The parafoil is recovered through the mode of matching the total umbrella-collecting rope and the branch umbrella-collecting rope, so that the parafoil can be orderly folded during recovery, and the reliability of the parafoil is provided.
(3) The opening of the ejection recovery barrel is provided with the parafoil wrapping cloth for containing the parafoil in a folded state, so that interference between the parafoil and a compression mechanism in the ejection recovery barrel after recovery can be prevented, and reliable repeated recovery and emission of the parafoil can be ensured.
(4) The inflatable kite frame is arranged on the punching parafoil, and is automatically inflated when the punching parafoil is opened, so that the punching parafoil can be opened by matching with the wind force action of the air inlet to form a stable pneumatic shape, and the parafoil is kept stable; the ram-type parafoil is automatically deflated when being folded, so that the parafoil can be conveniently folded and unfolded in place without resistance.
Drawings
FIG. 1 is a schematic view of a recovery ejection device according to the present invention;
FIG. 2 is a schematic view of a rope winding frame;
FIG. 3 is a schematic view of the lower cover plate structure of the rope reeling frame;
FIG. 4 is a schematic diagram of the structure of the upper cover plate of the rope winding frame;
FIG. 5 is a schematic view of the positions of the rope winding frame and the rope winding buckle;
FIG. 6 is a schematic view of a parafoil rib rope clip and lower airfoil recovery rope hole;
FIG. 7 is a schematic view of a structure of a button for winding up the rope;
FIG. 8 is a schematic view of a rope-retracting hidden buckle;
FIG. 9 is a schematic view of an ejection recovery mechanism;
FIG. 10 is a schematic view of the bottom surface structure of the compression plate upper cover;
FIG. 11 is a schematic view of the lower cover structure of the compression plate;
FIG. 12 is a schematic view of a spanwise inflatable kite stand mounting location;
FIG. 13 is a schematic diagram of a manual drive unit;
fig. 14 is a schematic view of an automatic ejection recovery seat bag.
Wherein: 1-canopy, 2-inflatable kite rack, 3-left branch parachute-collecting rope, 4-right branch parachute-collecting rope, 5-rope-collecting rack, 6-parafoil rope, 7-catapulting recovery bucket, 8-load compartment, 9-hauling rope, 10-total parachute-collecting rope, 11-retractor, 12-parafoil rib, 13-parafoil air inlet, 16-through rope hole, 17-suture hole, 18-retractor button plate, 19-male and female hidden button ring, 20-retractor plate, 21-total retractor rope hole, 22-limit groove, 24-retractor rack body, 25-limit boss, 26-lower cover plate, 27-branch retractor rope hole, 28-upper cover plate, 30-flange plate, 32-spring fixing plate, 34-motor, 35-clutch, 36-reel, 38-spring, 39-spring movable plate, 40-spring rope, 41-automatic limiter, 42-parafoil wrapping cloth, 43-elastic rope groove, 44-spring rope hole, 45-compression plate, 46-bolt hole, 47-worm gear, annular pocket, 48-handle seat, 48-back basket, 50-back seat, and one-way recovering worm gear, 50-seat, 50-back seat and one-way recovering basket
Detailed Description
The invention will now be described in detail by way of example with reference to the accompanying drawings.
Example 1:
the embodiment provides an ejection recovery device for a stamping parafoil, which can be directly ejected to the air to open the parafoil for taking off when in use, and can automatically recover the parafoil for energy storage when falling back.
The ram parafoil includes: canopy 1, load compartment 8, parafoil 6 and hauling rope 9. The canopy 1 is connected to a load compartment 8 by a plurality of parafoil cords 6. Meanwhile, a hauling rope 9 is arranged on the load bin 8, and the hauling rope 9 is connected with a winch on the ground or a deck. The canopy 1 includes an upper airfoil surface and a lower airfoil surface made of a parafoil cloth, a plurality of parafoil ribs 12 are provided between the upper airfoil surface and the lower airfoil surface, and the parafoil ribs 12 are uniformly spaced apart in a longitudinal direction (deployment direction) of the parafoil. The leading edge of the canopy is provided with a parafoil inlet 13 to facilitate air entry into the forming air chamber. The parafoil rib 12 is provided with vent holes which are convenient for air circulation among the air chambers so as to ensure that the canopy is inflated rapidly and the pressure of each air chamber is uniform.
As shown in fig. 1, the ejection recovery device includes: the rope collecting frame 5, the umbrella collecting rope group and the ejection recovery mechanism.
The rope winding frame 5 can be in a cylindrical, cuboid or square structure, and is usually made of nonmetallic materials such as nylon plastic, carbon fiber and the like or light metal materials. The rope reeling frame 5 is arranged between the upper airfoil surface and the lower airfoil surface of the punching parafoil and is positioned at the center position of the lower airfoil surface (namely, the rope reeling frame 5 is arranged at the center position of the upper surface of the lower airfoil surface). Before installing the rope collecting frame 5, sewing a multi-layer parafoil cloth at the central point of the lower airfoil surface to strengthen the strength of the lower airfoil surface at the position, and then processing holes with the same size at the center of the lower airfoil surface according to the size of the total rope collecting hole.
The umbrella-closing rope group comprises: a general umbrella-folding rope 10, a left branch umbrella-folding rope 3 and a right branch umbrella-folding rope 4. The rope collecting frame 5 is connected with an ejection recovery mechanism arranged on the load cabin 8 through a total umbrella collecting rope 10, and the two ends of the rope collecting frame 5 in the longitudinal direction of the punching parafoil extend out of the left branch umbrella collecting rope 3 and the right branch umbrella collecting rope 4 respectively. The method comprises the following steps:
as shown in fig. 2 to 4, the rope reel 5 includes: a rope reel body 24, an upper cover 28 and a lower cover 26. In this embodiment, the rope winding frame body 24 is of a hollow cylindrical structure, and six branched rope winding holes are formed in the circumferential surface of the hollow cylindrical structure and are symmetrically distributed along the center of the rope winding frame body 24. The rope reeling frame body 24 is provided with a limit groove 22 on an inner circumferential surface thereof. The bottom of the rope collecting frame body 24 is provided with a lower cover plate 26, the upper end face of the lower cover plate 26 is provided with a hollow cylinder with external threads at the top, the central hole of the hollow cylinder is used as a total rope collecting hole 21, the circumferential surface of the hollow cylinder is provided with six branch rope collecting holes 27, the inner surfaces of the branch rope collecting holes 27 and the total rope collecting hole 21 are smooth and cannot have edges and corners, and the rope collecting frame is streamline to process, so that a rope can smoothly move in the rope collecting hole and is not easy to damage. The outer circumferential surface of the hollow cylinder is provided with a limit boss 25 matched with the limit groove 22 on the inner circumferential surface of the rope collecting frame body 24; the limit boss 25 on the lower cover plate 26 is matched with the limit groove 22 on the rope collecting frame body 24, so that the branch rope collecting holes 27 on the hollow cylinder of the lower cover plate 26 are aligned with the branch rope collecting holes on the rope collecting frame body 24. The punching parafoil is in a fully unfolded state, the left branch parachute-collecting rope 3 and the right branch parachute-collecting rope 4 are in a loose and unstressed state, the left branch parachute-collecting rope and the right branch parachute-collecting rope are connected with the punching parafoil after passing through branch parachute-collecting holes 27 on a hollow cylinder of the lower cover plate 26 and branch parachute-collecting holes on the parachute-collecting frame body 24, each branch parachute-collecting rope is assembled into a total parachute-collecting rope 10 after being woven into the whole parachute-collecting frame 5, and the total parachute-collecting rope passes through the total parachute-collecting hole 21 (namely, one end of the total parachute-collecting rope 10 is divided into six strands at the parachute-collecting frame body 24, three left branch parachute-collecting ropes and three right branch parachute-collecting ropes are respectively arranged, and the left branch parachute-collecting ropes and the right branch parachute-collecting ropes are respectively connected with the punching parafoil after passing through branch parachute-collecting holes corresponding to the left branch parachute-collecting ropes. The other end of the general umbrella-folding rope 10 is connected with an ejection recovery mechanism arranged on the load bin 8. Thereby, when the total retracting rope 10 is pulled, the parafoil is recovered through the left branch retracting rope 3 and the right branch retracting rope 4. The lower end surface of the upper cover plate 28 is provided with an impermeable internal threaded hole which is used for being matched with the external threads on the top of the hollow cylinder, so that the upper cover plate 28 is connected with the hollow cylinder threads on the lower cover plate 26 after being placed on the top of the rope collecting frame body. The upper end surface of the upper cover plate 28 is closed, so that the internal air pressure of the parafoil is conveniently kept, and the original pneumatic characteristic of the stamped parafoil is maintained as much as possible. An electronic azimuth display is arranged on the upper cover plate 28, and can be used for transmitting the azimuth of the parafoil in real time in a wired or wireless way, and the initial azimuth of the electronic azimuth display is calibrated to be the windward direction of the air inlet of the parafoil and is always perpendicular to the wingspan (expanding length) direction.
The left branch umbrella-folding rope 3 and the right branch umbrella-folding rope 4 pass through the central hole (rope through hole) of the rope-folding buckle 11 on the parafoil rib 12 and then are connected with the punching parafoil, and the concrete connection mode is as follows: as shown in fig. 5, the rib 12 of the ram parafoil is provided with a rope collecting buckle 11, and the rope collecting buckle 11 is a hollow button or a hidden buckle or other hollow hard connecting buckle, so that the branch umbrella collecting rope is ensured to conveniently pass through the central hole of the rope collecting buckle 11. Each branch parachute-retracting rope is arranged in a straight line from the longitudinal end of the parafoil to the parachute central part, and the line-retracting buckle 11 is arranged on the passing parafoil rib 12 along the straight line. As shown in fig. 6, the rib 12 is provided with a rope winding buckle 11 for passing the branched umbrella winding rope. As shown in fig. 7, when the rope collecting button 11 is a hollow button or other hollow hard connecting button, the rope collecting button 11 is connected with the parafoil rib 12 to stitch the rope collecting button with a central hole on the parafoil rib 12 in a stitching manner, at this time, the rope collecting button 11 comprises a rope collecting button plate 18, the center of the rope collecting button plate 18 is provided with a rope through hole 16, and the rope collecting button plate 18 is circumferentially distributed with stitching holes 17 for stitching the rope collecting button plate on the parafoil rib 12. As shown in fig. 8, when the rope collecting buckle 11 is a hidden buckle, the rope collecting buckle 11 is directly riveted on the parafoil rib 12, and at this time, the rope collecting buckle 11 comprises a rope collecting hidden buckle plate 20 and a male hidden buckle ring 19 and a female hidden buckle ring 19 arranged on the rope collecting hidden buckle plate 20, and a rope through hole 16 is arranged in the center of the rope collecting hidden buckle ring. In addition, the rope-collecting buckle 11 can also adhere the hard connecting buckle with the central hole with the parafoil rib 12 in a pasting mode. In either case, it is desirable to ensure that the aperture of the rope clip with the central aperture is the same as the aperture in the rib 12.
As shown in fig. 9, the ejection recovery mechanism includes: an ejection recovery barrel 7, a compression mechanism and a rope driving unit. The ejection recovery barrel 7 is fixed on the upper end face of the load cabin 8, and can be in various shapes such as a round barrel, a square barrel, an arc barrel and the like, or can be in a simple frame structure such as a V shape or a U shape and the like. The opening at the top of the ejection recovery barrel 7 is provided with a parafoil wrapping cloth 42, and the parafoil wrapping cloth 42 is elastic cloth with an opening in the middle and is used for accommodating the parafoil in a folded state and preventing interference with a compression mechanism in the ejection recovery barrel 7 after the parafoil is recovered. The edge of the parafoil wrapping cloth 42 is tightly pressed by the flange plate 30, and the flange plate 30 is fixed at the top opening of the ejection recovery barrel 7 by bolts uniformly distributed around.
The compression mechanism is arranged inside the ejection recovery barrel 7 and comprises a compression plate 45, a spring 38, a spring movable plate 39, a spring fixing plate 32 and an automatic limiter 41. The compression plate 45 is arranged at the opening of the middle part of the parafoil wrapping cloth 42, the compression plate 45 comprises a compression plate upper cover shown in fig. 10 and a compression plate lower cover shown in fig. 11, through holes for the total umbrella collecting ropes 10 to pass through are formed in the middle parts of the compression plate upper cover and the compression plate lower cover, a groined elastic rope groove 43 is formed in the lower end face of the compression plate upper cover, elastic rope holes 44 communicated with the elastic rope groove 43 are formed in the two ends of the groined elastic rope groove 43 in the circumferential face of the compression plate upper cover, the middle part of the elastic rope 40 is compressed in the elastic rope groove 43 through the compression plate lower cover, and the two ends of the elastic rope are connected with the ejection recovery barrel 7 after passing through the elastic rope holes 44. The compression plate upper cover and the compression plate lower cover are fixedly connected together through a plurality of bolt holes 46 arranged on the end surfaces, so that the elastic rope 40 is pressed in the elastic rope groove 43. The stretchable length of the parafoil wrap 42 is not less than the distance from the top edge of the ejector recovery tank 7 to the automatic limiter 41. The spring 38 is sleeved on the total umbrella-collecting rope 10 positioned in the ejection recovery barrel 7, two ends of the spring 38 are respectively connected with the spring movable plate 39 and the spring fixed plate 32 (the spring fixed plate 32 is fixedly connected with the ejection recovery barrel 7), through holes for allowing the total umbrella-collecting rope 10 to pass through are formed in the centers of the spring movable plate 39 and the spring fixed plate 32, and the total umbrella-collecting rope 10 sequentially passes through the spring movable plate 39, the spring 38 and the spring fixed plate 32 in the ejection recovery barrel 7 and then is connected with a rope driving unit positioned in the load cabin 8, wherein the spring movable plate 39 is opposite to the compression plate 45, and when the compression plate 45 moves downwards, the spring movable plate 39 is pushed to move downwards, so that the spring 38 is compressed for storing energy. The stroke of the spring 38 is provided with an automatic limiter 41, the automatic limiter 41 is matched with an annular limiting groove 47 arranged on the circumferential surface of the lower cover of the compression plate, when the compression plate 45 moves down to the position where the automatic limiter 41 is located, the automatic limiter 41 is matched with the annular limiting groove 47, the compression plate 45 is limited to be a set position, and the parafoil recovery cloth containing the parafoil is limited in the ejection recovery barrel 7.
The rope driving unit is a winding drum 36 driven by a motor 34, one end of the total umbrella-collecting rope 10 is connected with the parafoil through a branch umbrella-collecting rope, the other end of the total umbrella-collecting rope passes through the compression mechanism and then is wound on the winding drum 36, a power output shaft of the motor 34 is coaxially connected with the winding drum 36 through a clutch 35, and when the total umbrella-collecting rope 10 is recovered, the clutch 35 is combined, and the winding drum 36 is driven to rotate through the motor 34, so that the total umbrella-collecting rope 10 is recovered; when the general parachute-retracting rope 10 is released, the clutch 35 is separated, the parafoil rises under the combined action of aerodynamic force and spring restoring force, and the winding drum 36 is driven to idle on the power output shaft of the motor 34.
The operating principle of the parafoil recovery ejection device is as follows:
when the punched parafoil needs to be recovered, the clutch 35 is combined, the motor 34 drives the winding drum 36 to rotate, the total parachute-collecting rope 10 is pulled downwards, and the parafoil is folded through the left branch parachute-collecting rope 3 and the right branch parachute-collecting rope 4; after the parafoil is folded, the general umbrella-collecting rope 10 is pulled downwards continuously, so that the folded parafoil is contained in the parafoil wrapping cloth 42 on the ejection recovery barrel 7, at the moment, the general umbrella-collecting rope 10 is pulled downwards continuously, the compression plate 45 is pushed to move downwards through the rope-collecting frame 5 until the compression plate is contacted with the spring movable plate 39, the spring movable plate 39 is pushed to move downwards, and the compression spring 38 stores energy; when the compression plate 45 moves down to the position of the automatic limiter 41, the limiter 41 cooperates with the annular limiting groove 47, the compression plate 45 limits the position of the limiter, and the parafoil recovery cloth containing the parafoil is limited in the ejection recovery barrel 7, so that the parafoil is recovered.
When the punched parafoil needs to be launched, the clutch 35 is separated, the limit of the compression plate 45 is released by the limiter 41, the compression plate 45 is pushed to move upwards by the spring movable plate 39 under the action of the spring restoring force, and then the parafoil on the parafoil recovery cloth is ejected out of the ejection recovery barrel 7, and the boosting parafoil is quickly lifted.
Example 2:
on the basis of the above embodiment 1, the inflatable kite frame 2 is provided on the ram parafoil, and as shown in fig. 12, the inflatable kite frame 2 functions as: the inflatable kite frame 2 is automatically inflated when the ram parafoil is opened, and is used for opening the parafoil by matching with the wind force action of the air inlet to form a stable pneumatic shape, so that the parafoil is beneficial to keeping stable; the ram-type parafoil is automatically deflated when being folded, so that the parafoil can be conveniently folded and unfolded in place without resistance. The constant-pressure automatic inflation and deflation device for automatically inflating and deflating the inflatable kite frame 2 is arranged on the rope collecting frame body 24 and is connected with the inflatable kite frame through an inflation and deflation connecting pipe, so that the inflation and deflation functions are realized. The inflatable kite frame 2 in this embodiment comprises a longitudinal inflatable frame provided at the parafoil inlet 13 and two transverse inflatable frames provided in the inner space of the upper and lower wing surfaces.
Example 3:
on the basis of the above-described embodiment 1 and embodiment 2, the automatic driving unit composed of the motor 34 and the clutch 35 is replaced with a manual driving unit, and when the punched parafoil is a large parafoil with a large carrying capacity, the automatic driving unit is adopted; when the load cabin is a manned seat bag, the manual driving unit is adopted to provide recycling power due to light weight.
As shown in fig. 13, the manual driving unit includes: a handle 50, a worm gear 51 and a unidirectional flywheel 52. The handle 50 is a foldable handle, and the handle 50 is connected with a worm in the worm gear 51 and is used for driving the worm to rotate around the axis; the worm wheel in the worm gear 51 is coaxially fixedly connected with a unidirectional flywheel 52 (such as a bicycle flywheel), and the unidirectional flywheel 52 can drive the shaft to rotate when rotating in one direction only, and idle on the shaft when rotating in the other direction. The unidirectional flywheel 52 is coaxially affixed to the spool 36. Whereby the spool 36 can be rotated by the handle 50 to retract the total retraction cord 10.
Example 4:
on the basis of the above-described embodiments 1 and 2, the ejection recovery tank 7 is mounted on the ejection recovery pack basket 49, and the recovery pack basket 49 is provided on the seat bag 48, as shown in fig. 14.
In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. The ejection recovery device for the stamping parafoil comprises a canopy (1) and a load cabin (8), wherein the canopy (1) is connected with the load cabin (8) through more than one parafoil rope (6); the umbrella canopy (1) comprises an upper airfoil surface and a lower airfoil surface which are made of parafoil cloth, and more than two parafoil ribs (12) are distributed between the upper airfoil surface and the lower airfoil surface along the longitudinal direction of the punching parafoil;
the ejection recovery device is characterized by comprising: the rope collecting frame (5), the umbrella collecting rope group and the ejection recovery mechanism;
the rope collecting frame (5) is arranged between the upper airfoil surface and the lower airfoil surface of the punching parafoil and is fixed on the lower airfoil surface;
the umbrella-closing rope group comprises: the device comprises a total umbrella collecting rope (10), a left branch umbrella collecting rope (3) and a right branch umbrella collecting rope (4), wherein the rope collecting frame (5) is connected with an ejection recovery mechanism arranged on a load cabin (8) through the total umbrella collecting rope (10), the total umbrella collecting rope (10) is divided into more than one left branch umbrella collecting rope (3) and more than one right branch umbrella collecting rope (4) after passing through the rope collecting frame (5), and the left branch umbrella collecting rope (3) and the right branch umbrella collecting rope (4) are respectively extended along the left end and the right end of a stamping parafoil and then are connected with the left end and the right end of the stamping parafoil;
the ejection recovery mechanism includes: the device comprises an ejection recovery barrel (7) arranged on the upper end surface of a load cabin (8), a compression mechanism arranged inside the ejection recovery barrel (7) and a rope driving unit arranged inside the load cabin (8); the total umbrella-folding rope (10) passes through the ejection recovery barrel (7) and then is connected with the rope driving unit, and the rope driving unit is used for providing power for recovering the total umbrella-folding rope (10); the recovered stamping parafoil is positioned in the ejection recovery barrel (7);
the compression mechanism is arranged on a total umbrella folding rope (10) in the ejection recycling bin (7), and the compression mechanism comprises: an energy storage element and a locking and unlocking mechanism; when the punched parafoil is recovered through the total umbrella-collecting rope (10), the energy storage element stores energy, and the locking and unlocking mechanism locks the punched parafoil at a set position inside the ejection recovery barrel (7); when the locking and unlocking mechanism unlocks the stamping parafoil, the energy storage element releases energy to assist the stamping parafoil to lift.
2. The ejection recovery device for the punching parafoil according to claim 1, further comprising an inflatable kite frame (2) arranged on the punching parafoil, wherein a constant-pressure automatic inflation and deflation device for automatically inflating and deflating the inflatable kite frame (2) is arranged on the rope collecting frame (5); the inflatable kite frame (2) comprises a longitudinal inflatable frame arranged at an upper air inlet of the punching parafoil and more than one transverse inflatable frames arranged in the inner spaces of the upper airfoil surface and the lower airfoil surface.
3. The ejection recovery device for the stamped parafoil according to claim 1, wherein the left branch umbrella-collecting rope (3) and the right branch umbrella-collecting rope (4) are connected with the end part of the stamped parafoil after penetrating through the central hole of the rope-collecting buckle (11) arranged on the stamped parafoil rib (12) at the corresponding side.
4. The ejection recovery device for the stamped parafoil according to claim 1, wherein a parafoil wrapping cloth (42) is arranged at the top opening of the ejection recovery barrel (7) and used for accommodating the recovered parafoil;
an opening is formed in the middle of the parafoil wrapping cloth (42), a compression plate (45) matched with the compression mechanism is arranged at the opening, and the compression plate (45) is connected with the ejection recovery barrel (7) through an elastic rope (40); when the ram parafoil is recovered, the energy storage element in the compression mechanism is pushed to store energy by the compression plate (45).
5. The ejection recovery device for a ram parafoil according to claim 4, wherein the compression plate (45) comprises: the middle parts of the compression plate upper cover and the compression plate lower cover are provided with through holes for the total umbrella-folding rope (10) to pass through; more than one elastic rope groove (43) is formed in the lower end face of the upper cover of the compression plate, elastic rope holes (44) communicated with the elastic rope grooves (43) are formed in the two ends of each elastic rope groove (43) in the circumferential face of the upper cover of the compression plate, the middle of each elastic rope (40) is tightly pressed in the corresponding elastic rope groove (43) through the lower cover of the compression plate, and the two ends of each elastic rope pass through the corresponding elastic rope holes (44) and then are connected with the ejection recovery barrel (7).
6. An ejector recovery device for a ram parafoil as in claim 4 or 5, wherein the energy storage element in the compression mechanism comprises: a spring (38), a spring movable plate (39) and a spring fixed plate (32); the spring (38) is sleeved on a total umbrella-collecting rope (10) positioned in the ejection recovery barrel (7), two ends of the spring (38) are respectively connected with a spring movable plate (39) and a spring fixed plate (32), and the total umbrella-collecting rope (10) sequentially passes through the spring movable plate (39), the spring (38) and the spring fixed plate (32) and then is wound on the winding drum (36); wherein the spring movable plate (39) is opposite to the compression plate (45), when the compression plate (45) moves downwards, the spring movable plate (39) is pushed to move downwards, and the compression spring (38) stores energy.
7. Ejection recovery device for ram parafoil according to claim 4 or 5, characterized in that the locking and unlocking mechanism in the compression mechanism comprises an automatic limiter (41) arranged inside the ejection recovery barrel (7) and a limit groove arranged on the compression plate (54) and cooperating with the automatic limiter (41).
8. Ejection recovery device for ram parafoil according to claim 1, 2, 3 or 4, characterized in that the rope reel (5) comprises: a rope reeling frame body (24), an upper cover plate (28) and a lower cover plate (26); the rope collecting frame body (24) is of a hollow structure, more than two branch rope collecting holes A are distributed on the circumferential surface of the rope collecting frame body along the circumferential direction, and the branch rope collecting holes are in one-to-one correspondence with the left branch umbrella collecting ropes (3) and the right branch umbrella collecting ropes (4); a limit groove (22) is formed in the inner circumferential surface of the rope collecting frame body (24); a lower cover plate (26) is arranged at the bottom of the rope collecting frame body (24), a hollow cylinder with external threads at the top is arranged on the upper end face of the lower cover plate (26), a central hole of the hollow cylinder is used as a total rope collecting hole (21), branch rope collecting holes B which are in one-to-one correspondence with the branch rope collecting holes A on the rope collecting frame body (24) are arranged on the circumferential face of the hollow cylinder, limit bosses (25) matched with limit grooves (22) on the inner circumferential face of the rope collecting frame body (24) are arranged on the outer circumferential face of the hollow cylinder, and the branch rope collecting holes A are aligned with the branch rope collecting holes A through the limit bosses (25) matched with the limit grooves (22); the left branch umbrella-collecting ropes and the right branch umbrella-collecting ropes are connected with the punching parafoil after passing through the branch umbrella-collecting ropes, each branch umbrella-collecting rope is collected into a rope-collecting frame (5) and then is woven into a total umbrella-collecting rope (10), and the total umbrella-collecting ropes pass through a total rope-collecting hole (21); the upper cover plate (28) is connected to the top of the lower cover plate (26) through threads, and a threaded hole in the upper cover plate (28) for being matched with the external threads on the top of the hollow cylinder is a blind hole.
9. Ejection recovery device for ram parafoil according to claim 8, characterized in that an electronic azimuth display is provided on the upper cover plate (28).
10. The ejection and recovery device for a ram parafoil of claim 1, 2, 3 or 4, wherein the rope driving unit is an automatic driving unit, comprising: the device comprises a motor (34), a clutch (35) and a winding drum (36), wherein a power output shaft of the motor (34) is coaxially connected with the winding drum (36) through the clutch (35), and the total umbrella-collecting rope (10) is wound on the winding drum (36); when the general umbrella-folding rope (10) is recovered, the clutch (35) is combined, and the motor (34) drives the winding drum (36) to rotate; when the general umbrella-collecting rope (10) is released, the clutch (35) is separated, and the winding drum (36) idles on the power output shaft of the motor (34).
11. The ejection and recovery device for a ram parafoil of claim 1, 2, 3 or 4, wherein the drive unit is a manual drive unit comprising: the device comprises a handle (50), a worm gear (51), a unidirectional flywheel (52) and a winding drum (36); the handle (50) is connected with a worm in the worm gear (51) and is used for driving the worm to rotate around the axis of the worm; the worm wheel in the worm gear (51) is fixedly connected with the unidirectional flywheel (52), the unidirectional flywheel (52) is coaxially connected with the winding drum (36), and the general umbrella-collecting rope (10) is wound on the winding drum (36).
12. An ejector recovery device for ram parafoil according to claim 1, 2, 3 or 4, characterised in that the ejector recovery tank (7) is mounted on the seat bag (48) by means of an ejector recovery pack basket (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810819573.5A CN108945427B (en) | 2018-07-24 | 2018-07-24 | Ejection recovery device for stamping parafoil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810819573.5A CN108945427B (en) | 2018-07-24 | 2018-07-24 | Ejection recovery device for stamping parafoil |
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| CN108945427A CN108945427A (en) | 2018-12-07 |
| CN108945427B true CN108945427B (en) | 2023-12-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109823530B (en) * | 2019-03-13 | 2024-01-16 | 深圳市百川融创科技有限公司 | Folding, unfolding and ejecting recovery device for stamping parafoil |
| CN109823531B (en) * | 2019-03-13 | 2023-12-29 | 深圳市百川融创科技有限公司 | Ejection recovery device based on punching parafoil rope |
| CN110920854B (en) * | 2019-11-21 | 2023-05-23 | 中国特种飞行器研究所 | Shipborne parafoil issuing system |
| CN110823497A (en) * | 2019-12-03 | 2020-02-21 | 中国空气动力研究与发展中心 | Vertical wind tunnel tail spin test model anti-tail spin parachute ejection mechanism |
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