CN208217010U - A kind of parachute catapult-launching gear - Google Patents
A kind of parachute catapult-launching gear Download PDFInfo
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- CN208217010U CN208217010U CN201820727541.8U CN201820727541U CN208217010U CN 208217010 U CN208217010 U CN 208217010U CN 201820727541 U CN201820727541 U CN 201820727541U CN 208217010 U CN208217010 U CN 208217010U
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Abstract
The utility model discloses a kind of parachute catapult-launching gears, comprising: landing umbrella cover, traction element, parachute compartment, traction element cabin, casts cabin, pressure chamber, rupture disk, pressurization-gas cascade, rupture component and control unit at umbrella rope；Landing umbrella cover is folded in parachute compartment；Traction element is located at umbrella rope and landing umbrella cover junction, is placed in traction element cabin；Traction element cabin and parachute compartment, which are respectively positioned on, to be cast in cabin；Rupture disk is located at pressure chamber venthole, and compressed gas cylinder is located at below rupture disk；Rupture component is located at below compressed gas cylinder, is directed at compressed gas cylinder bottleneck；Control unit is connected with rupture component.The utility model is used as parachute-opening power resources using compressed gas, and compressed gas cylinder is cheap and easily replaces, and has the advantages that powerful, safe and reliable.
Description
Technical field
The utility model relates to unmanned aircraft parachute descent technical field, in particular to a kind of parachute catapult-launching gear.
Background technique
In recent years, popularizing with unmanned air vehicle technique, more and more unmanned planes occur in people's daily life.
However due to some special statuss, unmanned plane will appear the accident of crash, give the unmanned plane owner and ground pedestrian's property safety
It causes a hidden trouble.This requires one kind can provide the device of emergency parachuting when unmanned plane is out of control.
There are also some parachuting devices for unmanned plane, such as:
(1) Patent No.: 201410100519.7 Chinese patent discloses a kind of for the urgent of multi-rotor unmanned aerial vehicle
Parachuting device and method, the invention are used as throwing umbrella power device using umbrella spring is thrown；
(2) Patent No.: 201621328943.8 Chinese patent discloses a kind of unmanned aircraft parachute descent device, which mentions
The parachuting device for having supplied a kind of angle of adjustable umbrella body, can further decrease track angular speed, and last track is made to tend to vertical configuration
State, it is ensured that obtain optimum recovery track parachuting device；
(3) Patent No.: 201720090109.8 Chinese patent discloses a kind of emergency for multi-rotor unmanned aerial vehicle
Parachute is directly pulled out and is straightened by parachuting device, the invention, is suitble to various umbrella cabins shape.
But above-mentioned three kinds of parachuting devices all there is a problem of parachute-opening be short of power, deployment time it is long, urgent need provides one kind and opens
The parachuting device of umbrella powerful.
Summary of the invention
The utility model is directed to above-mentioned problems of the prior art, a kind of parachute catapult-launching gear is proposed, using pressure
Contracting gas is as parachute-opening power resources, and pressurization-gas cascade is cheap and easily replacement, and with powerful, safe and reliable excellent
Point.
In order to solve the above technical problems, the utility model is achieved by the following technical solution:
The utility model provides a kind of parachute catapult-launching gear, comprising: landing umbrella cover, umbrella rope, traction element, parachute
Cabin, casts cabin, pressure chamber, rupture disk, pressurization-gas cascade, rupture component and control unit at traction element cabin；Wherein,
The landing umbrella cover is folded in the parachute compartment；
One end of the umbrella rope is connect with the landing umbrella cover, and the other end of the umbrella rope is connect with the parachute compartment；
The traction element is located at the umbrella rope and the landing umbrella cover junction, is placed in the traction element cabin；
The traction element cabin and the parachute compartment are respectively positioned in the projectile cabin, and each traction element cabin ring
It is around in around the parachute compartment；The traction element cabin and the parachute compartment pass through gas port and projectile cabin phase
Connection；
The rupture disk is set at the venthole of the pressure chamber；
The pressurization-gas cascade is set to the lower section of the rupture disk, and the sealing of the pressurization-gas cascade is downward；
The fixing end of the rupture component is set to the lower section of the pressurization-gas cascade, the free end pair of the rupture component
The sealing of the quasi- pressurization-gas cascade；
Described control unit makes the pressure for controlling the sealing that the rupture component punctures the pressurization-gas cascade
Compressed gas in contracting gas container is discharged into pressure chamber.
When air pressure is greater than preset value, the rupture disk rupture, compressed gas pours the projectile cabin from the pressure chamber
It is interior, gas is partially compressed and is entered in the traction element cabin by the gas port in the traction element cabin from the projectile cabin, pushes away
The traction element is moved to cast outward；Gas is partially compressed, institute is entered from the projectile cabin by the gas port of the parachute compartment
It states in parachute compartment, the parachute is pushed to face out projectile.
Preferably, described control unit includes: ejector member, elastic element and trigger unit, in which:
The ejector member is set between the rupture component and the elastic element；The trigger unit and the bullet
Property element connection, for controlling the lock state of the ejector member.
When parachute needs to open, the trigger unit unlocks for controlling the ejector member, makes in pressure
The elastic element of contracting state pushes the ejector member, and then the rupture component is pushed to hit the close of the pressurization-gas cascade
Envelope portion makes the compressed gas in the pressurization-gas cascade be discharged into the pressure chamber, described quick-fried when air pressure is greater than preset value
Fragmentation rupture, compressed gas pour in the projectile cabin from the pressure chamber, and gas is partially compressed and passes through the traction element cabin
Gas port from the projectile cabin enter the traction element cabin in, push the traction element to cast outward；Gas is partially compressed
Body is entered in the parachute compartment by the gas port of the parachute compartment from the projectile cabin, and the parachute is pushed to face out
It casts.
Preferably, the rupture component, the end of free end is tip, which is directed at the pressurization-gas cascade
Sealing.
Preferably, the traction element and traction element cabin be it is multiple, each traction element is located at one
In the traction element cabin；Each traction element cabin is surrounded on around the parachute compartment.
Preferably, further include: film hatchcover, the film hatchcover are covered in the upper of the parachute compartment and traction element cabin
Side.When compressed gas discharges, the film hatchcover is rushed to open, and discharges the landing umbrella cover, the umbrella rope and its tractive unit
Part.
Compared to the prior art, the utility model has the advantage that
(1) the parachute catapult-launching gear of the utility model, using compressed gas as parachute-opening power resources, compressed gas is held
Device is cheap and easily replacement, and has the advantages that powerful, safe and reliable, casts parachute using compressed gas, will be more conducively
Umbrella cover is completely spread out in the sky, to accelerate opening speed, strives for more times for parachuting process；Pressure is made using rupture disk
Cabin gas pressure buildup can improve parachute injection power and jet velocity, more conducively quickening Parachute Opening speed to preset value；
(2) the parachute catapult-launching gear of the utility model, the ejector member mechanical structure controlled using trigger device is simple,
Easy to disassemble and maintenance；
(3) existing unmanned aircraft parachute descent device is not directed to influence of the parachute-opening mode to opening process, and wherein parachute-opening is not
When even cause parachute rope winding screw paddle the case where, the utility model use traction element extraction parachute rope and umbrella cover, make umbrella
Rope is spread out rapidly in the sky, avoids the problem that umbrella rope is wound because being unfolded not in time with propeller；
(4) the parachute catapult-launching gear of the utility model, is also covered with film hatchcover on umbrella cabin, under deployed condition can and
When open, release landing umbrella cover, umbrella rope and its traction element further improve safety.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
The embodiments of the present invention is described further with reference to the accompanying drawing:
Fig. 1 is the main view of the parachute catapult-launching gear of the preferred embodiment of the utility model；
Fig. 2 is the top view of the parachute catapult-launching gear of the preferred embodiment of the utility model；
Label declaration: 1- film hatchcover, 2- traction element cabin, 3- parachute compartment, 4- landing umbrella cover, 5- explosion copper sheet, 6-
Compressed gas cylinder, 7- needle centrum, 8- ejection plate, 9- spring, 10- steering engine, 11- pressure chamber, 12- cast cabin.
Specific embodiment
The utility model is described in detail combined with specific embodiments below.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These are all within the protection scope of the present invention.
In conjunction with Fig. 1-2, the section Example of the parachute catapult-launching gear of the utility model is described in detail, such as Fig. 1
It is shown, for ease of description, in following embodiment:
Traction element uses small weight (not shown)；
Rupture disk uses explosion copper sheet 5；
Pressurization-gas cascade uses existing common compressed gas cylinder 6；
Rupture component uses needle centrum 7, and the end of the needle centrum 7 is equipped with tip；
Ejector member uses ejection plate 8；
Elastic element uses spring 9；
Trigger unit uses steering engine 10；
Specifically, the preferred embodiment includes: film hatchcover 1, small weight (not shown), traction element cabin 2, landing
Umbrella cabin 3, landing umbrella cover 4, umbrella rope (not shown), rupture disk 5, compressed gas cylinder 6, needle centrum 7, ejection plate 8, spring 9, rudder
Machine 10, pressure chamber 11 and projectile cabin 12.
Wherein, landing umbrella cover 4 is folded in parachute compartment 3；One end of umbrella rope is connect with landing umbrella cover, the other end and landing
Umbrella cabin 3 connects；Small weight (not shown) is set to the junction of umbrella rope and the umbrella cover that lands, small weight (figure in the present embodiment
In be not shown) include it is multiple, be placed in traction element cabin 2, the corresponding traction element cabin 2 of each small weight, traction element
Cabin 2 is located at around parachute compartment 3, and traction element cabin 2 and parachute compartment 3 are respectively positioned on and cast in cabin 12；Traction element cabin 2 with
Parachute compartment 3 is connected by gas port with cabin 12 is cast, as shown in Figure 2；
Explosion copper sheet 5 is set at the venthole of pressure chamber 11, and compressed gas cylinder 6 is set to the lower section of rupture disk 5, compressed gas
The bottleneck of bottle 6 is downward；Needle centrum 7 is set to the lower section of compressed gas cylinder 6, and the needle point direction of needle centrum 7 is directed at compressed gas cylinder 6
Bottleneck；Needle centrum 7, ejection plate 8 and spring 9 are sequentially connected, and steering engine 10 is connected with ejection plate 8, for controlling ejection plate 8
Lock state, when parachute needs to open, steering engine 10 releases the locking of ejection plate 8, and the spring 9 in compressive state pushes bullet
Plate 8 is penetrated, ejection plate 8 pushes needle centrum 7 to puncture the bottleneck of compressed gas cylinder 6, the compressed gas in compressed gas cylinder 6 is made to be discharged into pressure
In cabin 11, after the air pressure in pressure chamber 11 is greater than preset value, explosion copper sheet 5 ruptures, and compressed gas pours throwing from pressure chamber 11
It penetrates in cabin 12, gas is partially compressed and is entered in traction element cabin 2 by the gas port in traction element cabin 2 from cabin 12 is cast, pushes
Small weight (not shown) is cast outward；Gas is partially compressed, drop is entered from cabin 12 is cast by the gas port of parachute compartment 3
It falls in umbrella cabin 3, landing umbrella cover 4 is pushed to cast outward.
In another preferred embodiment, parachute catapult-launching gear can further include: film hatchcover 1, film hatchcover 1
It is covered in the top of parachute compartment 3 and traction element cabin 2, after compressed gas discharges and breaks through rupture disk, film hatchcover 1 is beaten
It opens, to aerial, small weight traction landing umbrella cover 4 and umbrella rope are unfolded rapidly in the sky for land umbrella cover 4 and the ejection of small weight.
In different embodiments, it is can also be used in 10 composition control unit of ejection plate 8, spring 9 and steering engine in the present embodiment
His control mode, such as: steering engine 10 uses electromagnet apparatus instead, passes through the state that electromagnet apparatus controls ejection plate 8 and spring 9.
In the embodiment of other part, explosion copper sheet 5 is made of copper product, and in different embodiments, other can also be used
Material, such as: explosion copper sheet 5 uses aluminium flake, nickel sheet, aluminium alloy, copper alloy material.
In above-described embodiment, traction element uses small weight, is also possible to the component of other forms in other embodiments,
As long as being able to achieve extraction parachute rope and umbrella cover, the function of spreading out umbrella rope in the sky rapidly, it is not limited in the present embodiment
It records.
Likewise, ejector member, elastic element, rupture component, trigger unit and so on, it is not limited to above-mentioned reality
Apply example record.
Process using the ejection of utility model device above-described embodiment parachute is described in detail:
(1) when parachute needs to open, the bottleneck that needle centrum hits compressed gas cylinder is controlled by control unit；
When parachute needs to open, ejection plate is controlled by steering engine and is unlocked；
Ejection plate is pushed by the spring in compressive state；Parachute faces out in projecting process, using traction element
(such as: small weight) extraction parachute rope and umbrella cover, spread out umbrella rope in the sky rapidly, avoid umbrella rope due to being unfolded not in time and spiral
The problem of paddle is wound ensure that the safety of unmanned plane parachute-opening；Compressed gas is discharged into pressure chamber, when air pressure is greater than one
When determining preset value, rupture disk rupture, compressed gas goes out pressure chamber, pushes parachute to face out projectile, parachute faces out throwing
During penetrating, using traction element extraction parachute rope and umbrella cover.Further, when air pressure reaches preset value, rupture disk rupture is thin
Film hatchcover is washed open, and safety is further improved.
2) bottleneck of needle centrum shock compressed gas cylinder is pushed by ejection plate.
The parachute catapult-launching gear of above-described embodiment is other than it can be used to implement the quick parachute-opening landing of rotor wing unmanned aerial vehicle, also
It can realize that the quick parachute-opening in low latitude is dropped, and realizes the slow safe landing of goods and materials to small-scale material.
It is one kind of the preferred structure design in the utility model, certainly in other embodiments, each preferred knot above
Structure can be used alone, and under the premise of not conflicting mutually, can also be used in any combination, and effect can be more preferable when being applied in combination.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of the utility model and simplifies description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Disclosed herein is only the preferred embodiment of the utility model, and this specification is chosen and specifically describes these implementations
Example, is in order to preferably explain the principles of the present invention and practical application, is not the restriction to the utility model.Any
The modifications and variations that field technical staff is done within the scope of specification should all be fallen in the range of the utility model protects.
Claims (10)
1. a kind of parachute catapult-launching gear characterized by comprising landing umbrella cover, umbrella rope, traction element, parachute compartment, traction
Component compartment casts cabin, pressure chamber, rupture disk, pressurization-gas cascade, rupture component and control unit；Wherein,
The landing umbrella cover is folded in the parachute compartment；
One end of the umbrella rope is connect with the landing umbrella cover, and the other end of the umbrella rope is connected with the parachute compartment；
The traction element is located at the junction of the umbrella rope and the landing umbrella cover, is placed in each traction element cabin
In, the traction element, which is used to face out in the parachute, draws the umbrella rope and landing umbrella cover in projecting process；
The traction element cabin and the parachute compartment are respectively positioned in the projectile cabin；The traction element cabin and the landing
Umbrella cabin passes through gas port and is connected with the projectile cabin；
The rupture disk is set at the venthole of the pressure chamber；
The pressurization-gas cascade is set to the lower section of the rupture disk, and the sealing of the pressurization-gas cascade is downward；
The fixing end of the rupture component is set to the lower section of the pressurization-gas cascade, and the free end of the rupture component is directed at institute
State the sealing of pressurization-gas cascade；
Described control unit makes the compressed gas for controlling the sealing that the rupture component punctures the pressurization-gas cascade
Compressed gas in body container is discharged into pressure chamber.
2. parachute catapult-launching gear according to claim 1, which is characterized in that described control unit include: ejector member,
Elastic element and trigger unit, in which:
The ejector member is set between the rupture component and the elastic element；The trigger unit and the elasticity member
Part connection, controls the lock state of the ejector member.
3. parachute catapult-launching gear according to claim 2, which is characterized in that the ejector member is ejection plate.
4. parachute catapult-launching gear according to claim 2, which is characterized in that the elastic element is spring.
5. parachute catapult-launching gear according to claim 2, which is characterized in that the trigger unit is steering engine.
6. parachute catapult-launching gear according to claim 1, which is characterized in that the rupture component, the end of free end
Portion is tip, which is directed at the sealing of the pressurization-gas cascade.
7. parachute catapult-launching gear according to claim 6, which is characterized in that the rupture component uses needle centrum, should
The end of needle centrum is equipped with tip.
8. parachute catapult-launching gear according to claim 1, which is characterized in that the traction element and traction element cabin
Have multiple, each traction element is located in the traction element cabin.
9. parachute catapult-launching gear according to claim 8, which is characterized in that each traction element cabin is surrounded on institute
It states around parachute compartment.
10. -9 described in any item parachute catapult-launching gears according to claim 1, which is characterized in that further include: film hatchcover,
The film hatchcover is covered in the top of the parachute compartment and the traction element cabin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820727541.8U CN208217010U (en) | 2018-05-13 | 2018-05-13 | A kind of parachute catapult-launching gear |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820727541.8U CN208217010U (en) | 2018-05-13 | 2018-05-13 | A kind of parachute catapult-launching gear |
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| CN208217010U true CN208217010U (en) | 2018-12-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423184A (en) * | 2018-05-13 | 2018-08-21 | 上海交通大学 | A kind of parachute catapult-launching gear and method |
| CN110379283A (en) * | 2019-08-09 | 2019-10-25 | 东莞市洛奇模型科技有限公司 | Big volume opposite opened water rocket parachute storehouse and this kind of water rocket |
| CN110979647A (en) * | 2019-12-24 | 2020-04-10 | 广东电网有限责任公司 | Air fault protection device and method suitable for multi-rotor unmanned aerial vehicle |
-
2018
- 2018-05-13 CN CN201820727541.8U patent/CN208217010U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423184A (en) * | 2018-05-13 | 2018-08-21 | 上海交通大学 | A kind of parachute catapult-launching gear and method |
| CN110379283A (en) * | 2019-08-09 | 2019-10-25 | 东莞市洛奇模型科技有限公司 | Big volume opposite opened water rocket parachute storehouse and this kind of water rocket |
| CN110979647A (en) * | 2019-12-24 | 2020-04-10 | 广东电网有限责任公司 | Air fault protection device and method suitable for multi-rotor unmanned aerial vehicle |
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