CN114056593A - V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism - Google Patents
V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism Download PDFInfo
- Publication number
- CN114056593A CN114056593A CN202111350693.3A CN202111350693A CN114056593A CN 114056593 A CN114056593 A CN 114056593A CN 202111350693 A CN202111350693 A CN 202111350693A CN 114056593 A CN114056593 A CN 114056593A
- Authority
- CN
- China
- Prior art keywords
- shaped clamping
- belting
- unmanned aerial
- aerial vehicle
- clamping block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 238000004880 explosion Methods 0.000 claims abstract description 14
- 239000002360 explosive Substances 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 229910000746 Structural steel Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 19
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000005474 detonation Methods 0.000 description 3
- 239000003721 gunpowder Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/04—Launching or towing gear
Abstract
The invention provides a V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism which comprises a tension spring, a belting component and an explosion bolt, wherein the belting component comprises a connecting piece, a belting and a V-shaped clamping block, a plurality of V-shaped clamping blocks are arranged on one side of the belting, and two sections of the other side of the belting are provided with raised connecting pieces; one end of the V-shaped clamping block, which is far away from the wrapping tape, is provided with a V-shaped clamping groove along the length direction of the wrapping tape; the two sets of belting components are enclosed into a circular ring, a V-shaped clamping block is positioned on the inner side of the circular ring, a V-shaped clamping groove is coated at the joint of the unmanned aerial vehicle and the booster rocket, a through hole is tangentially formed in the connecting piece along the circular ring, and the two belting components are connected through an explosive bolt penetrating through the through hole of the connecting piece; each sheathing assembly is connected with the boosting rocket through at least one spring, and the spring is in a stretching state. The invention has the obvious advantages of reliable and complete separation, light weight and small transverse disturbance in the separation process.
Description
Technical Field
The invention relates to a mechanism for connecting and separating an unmanned aerial vehicle and a boosting rocket, and belongs to the technical field of unmanned aerial vehicles.
Background
The unmanned aerial vehicle adopts a boosting rocket as a take-off power device to realize zero-length launching. After the work is finished, the boosted rocket remains are separated from the unmanned aerial vehicle, and a corresponding connecting and separating mechanism is needed. Before the boosting rocket is separated, reliable connection and high connection rigidity are required; during separation, the separation is required to be reliable and complete, the lateral disturbance in the separation process is small, and the influence on the flight attitude of the unmanned aerial vehicle is small.
The existing connecting and separating mechanism for the unmanned aerial vehicle and the boosting rocket mainly comprises a conical nest/conical pin connecting and separating mechanism and a gunpowder pin puller connecting and separating mechanism.
Because of processing errors, the cone socket and the cone pin are locally contacted, under the thrust action of the boosting rocket, the local contact stress between the conical surfaces is higher than the yield strength of the material, the conical surfaces are easily squeezed and glued, and the separation is unreliable; and the conical nest/conical pin is made of high-strength structural steel and is heavy.
When the boosting rocket is separated, the unmanned aerial vehicle is low in flying speed and poor in flying stability and is extremely sensitive to disturbance. When the gunpowder pin puller is connected with the separating mechanism for separation, the transverse disturbance is large, the influence on the flight attitude of the unmanned aerial vehicle is large, and the unmanned aerial vehicle can be caused to fail to launch in serious conditions.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the V-shaped fixture block type unmanned aerial vehicle and booster rocket connecting and separating mechanism which has the remarkable advantages of reliable and complete separation, light weight and small transverse disturbance in the separating process.
The technical scheme adopted by the invention for solving the technical problems is as follows: a V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism comprises a tension spring, a belting assembly and an explosion bolt.
The bag belt assembly comprises a connecting piece, a bag belt and V-shaped clamping blocks, wherein a plurality of V-shaped clamping blocks are arranged on one side of the bag belt, and two sections of the other side of the bag belt are provided with convex connecting pieces; one end of the V-shaped clamping block, which is far away from the wrapping tape, is provided with a V-shaped clamping groove along the length direction of the wrapping tape; the two sets of belting components are enclosed into a circular ring, a V-shaped clamping block is positioned on the inner side of the circular ring, a V-shaped clamping groove is coated at the joint of the unmanned aerial vehicle and the booster rocket, a through hole is tangentially formed in the connecting piece along the circular ring, and the two belting components are connected through an explosive bolt penetrating through the through hole of the connecting piece; each sheathing assembly is connected with the boosting rocket through at least one spring, and the spring is in a stretching state.
The connecting piece is made of high-strength structural steel, and the connecting piece is fixedly connected with the wrapping belt through spot welding.
The wrapping belt is made of a stainless steel plate and is 1mm thick; a plurality of circular through holes are processed on the wrapping tape, and the wrapping tape is connected with the V-shaped clamping block through fasteners.
The material of V-arrangement fixture block be aluminum product 7A04, the contained angle is 30 ° +/-3' between the V-shaped face, the quantity of V-arrangement fixture block is 8.
The V-shaped clamping block is provided with a threaded hole and is connected with a through hole in the wrapping tape through a fastening piece.
The invention has the beneficial effects that:
(1) the unmanned aerial vehicle is connected with the boosting rocket through a V-shaped fixture block, and the connection rigidity is high;
(2)2 explosive bolts are arranged at the 2 ends of the belting component, so long as 1 explosive bolt works normally, the reliable separation of the unmanned aerial vehicle and the boosting rocket can be realized, and the separation reliability is high;
(3) due to the adoption of the tension spring, after the explosion bolt is detonated, the belt assembly completely falls off under the action of the tension spring, and the separation process is complete;
(4)2 explosive bolts are tangentially installed on the belt component, so that the transverse disturbance in the separation process is small, and the influence on the flying attitude of the unmanned aerial vehicle is small;
(5) except the wrapping belt, the other structural parts are made of aluminum materials, and the separating mechanism is light in weight.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a strap assembly;
FIG. 3 is a schematic view of a V-shaped clip;
in the figure, 1-extension spring; 2-wrapping tape assembly; 3-explosion bolt; 4-a connector; 5-wrapping a belt; 6-V-shaped clamping blocks; 7-Standard fastener.
Detailed Description
The present invention will be further described with reference to the following drawings and examples, which include, but are not limited to, the following examples.
The invention provides a V-shaped fixture block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism, which comprises: 2 extension springs, 2 belting subassemblies and 2 explosion bolts.
The tension spring is a common tension spring and is in a tension state before separation; the belting component comprises a connecting piece, a belting, a V-shaped clamping block and a standard fastener, the belting and the connecting piece are welded through spot welding, and the belting and the clamping block are connected through the standard fastener; 2 explosive bolts are tangentially installed at the 2 ends of the 2-piece strapping assembly.
The unmanned aerial vehicle is connected with the boosting rocket through the V-shaped fixture block, so that the boosting rocket has the advantage of high connection rigidity; 2 explosion bolts are installed in belting subassembly 2 end, as long as wherein 1 explosion bolt normally works, can realize the reliable separation of unmanned aerial vehicle and boosting rocket. The problem that separation is unreliable due to poor working synchronism of a plurality of explosive bolts is effectively solved; after the explosion bolt is detonated, the explosion band component completely falls off under the action of the tension spring, and the unmanned aerial vehicle is completely separated from the boosting rocket, so that the advantage of complete separation is achieved; 2 explosion bolts are symmetrically assembled on the belting component along the tangential direction, and the instantaneous transverse disturbance caused by explosion bolt detonation is small, so that the influence on the flight attitude of the unmanned aerial vehicle is small.
As shown in fig. 1, an embodiment of the present invention provides a preferred implementation manner of a V-shaped fixture block type unmanned aerial vehicle and booster rocket connecting and separating mechanism, which includes: tension spring 1, belting subassembly 2 and explosion bolt 3.
The tension spring 1 is a common tension spring and is in a stretching state before separation, and the elasticity coefficient of the tension spring can be determined according to the required tension and the stretching amount of the tension spring. The tension spring has the function that after the explosion bolt is detonated, the belting component falls off under the tension action of the tension spring, and the separation process is complete;
and 2 wrapping belt assemblies with the same state are adopted to connect the unmanned aerial vehicle and the boosting rocket.
The taping component is shown in fig. 2 and comprises a connecting piece 4, a taping 5, a V-shaped clamping block 6 and a standard fastener 7;
the connecting piece is a connecting structure of 2 belting components, a circular through hole is processed on the connecting piece and used for installing an explosive bolt, the connecting piece is made of high-strength structural steel, and the connecting piece and the belting are welded through spot welding;
the band is the structure of connecting the V-arrangement fixture block, and the material is stainless steel plate, thickness 1 mm. A circular through hole is processed on the wrapping tape and used for connecting the V-shaped clamping block.
Fig. 3 is V-arrangement fixture block structural schematic diagram, and the V-arrangement fixture block is the connecting piece between unmanned aerial vehicle and the boosting rocket, and the material is aluminum product 7A04, and the contained angle is 30 +/-3' between the V-arrangement face, and the quantity of V-arrangement fixture block is 8. And a threaded hole is processed on the V-shaped clamping block and used for connecting the V-shaped clamping block with the wrapping tape. The V-shaped clamping block is connected with the wrapping tape through a standard fastener.
The 2 belting components are connected through explosive bolts, and the explosive bolts are symmetrically assembled on the belting components along the tangential direction. During the separation, the detonation bolt is detonated, and the detonation bolt is detonated back, and under the extension spring effect, the band subassembly drops, and unmanned aerial vehicle and boosting rocket separate completely.
It should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism comprises a tension spring, a belting component and an explosion bolt, and is characterized in that the belting component comprises a connecting piece, a belting and a V-shaped clamping block, a plurality of V-shaped clamping blocks are arranged on one side of the belting, and two sections of the other side of the belting are provided with raised connecting pieces; one end of the V-shaped clamping block, which is far away from the wrapping tape, is provided with a V-shaped clamping groove along the length direction of the wrapping tape; the two sets of belting components are enclosed into a circular ring, a V-shaped clamping block is positioned on the inner side of the circular ring, a V-shaped clamping groove is coated at the joint of the unmanned aerial vehicle and the booster rocket, a through hole is tangentially formed in the connecting piece along the circular ring, and the two belting components are connected through an explosive bolt penetrating through the through hole of the connecting piece; each sheathing assembly is connected with the boosting rocket through at least one spring, and the spring is in a stretching state.
2. The V-shaped fixture block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism of claim 1, wherein the connecting piece is made of high-strength structural steel, and the connecting piece is fixedly connected with the wrapping belt through spot welding.
3. The V-shaped fixture block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism according to claim 1, wherein the wrapping belt is made of stainless steel plates and is 1mm thick; a plurality of circular through holes are processed on the wrapping tape, and the wrapping tape is connected with the V-shaped clamping block through fasteners.
4. The mechanism for connecting and separating the unmanned aerial vehicle with the booster rocket according to claim 1, wherein the V-shaped fixture blocks are made of aluminum 7a04, an included angle between V-shaped surfaces is 30 ° ± 3', and the number of the V-shaped fixture blocks is 8.
5. The mechanism for connecting and separating the unmanned aerial vehicle with the booster rocket according to claim 1, wherein the V-shaped fixture block is provided with a threaded hole, and is connected with a wrapping tape through a fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111350693.3A CN114056593A (en) | 2021-11-15 | 2021-11-15 | V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111350693.3A CN114056593A (en) | 2021-11-15 | 2021-11-15 | V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114056593A true CN114056593A (en) | 2022-02-18 |
Family
ID=80272398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111350693.3A Pending CN114056593A (en) | 2021-11-15 | 2021-11-15 | V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114056593A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115610693A (en) * | 2022-09-28 | 2023-01-17 | 成都飞机工业（集团）有限责任公司 | Thrust cone assembly for rocket launching unmanned aerial vehicle |
| CN117163332A (en) * | 2023-11-03 | 2023-12-05 | 杭州牧星科技有限公司 | Fixed wing unmanned aerial vehicle adopting booster rocket for launching |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87103835A (en) * | 1986-05-27 | 1987-12-09 | 休斯航空公司 | The clamping connector that aerospacecraft is used |
| JPH10245000A (en) * | 1997-03-04 | 1998-09-14 | Tech Res & Dev Inst Of Japan Def Agency | Emergency separation device of joined part |
| RU2161111C1 (en) * | 1999-12-17 | 2000-12-27 | Государственный космический научно-производственный центр им. М.В. Хруничева | Separation system |
| CN202814245U (en) * | 2012-07-30 | 2013-03-20 | 上海宇航系统工程研究所 | Low-impact clamp band connection unlocking device |
| CN103335565A (en) * | 2013-06-18 | 2013-10-02 | 上海宇航系统工程研究所 | Wrapping tape connecting and unlocking device |
| CN103673786A (en) * | 2013-11-26 | 2014-03-26 | 北京宇航系统工程研究所 | Impact reducing tail-section linear explosion separating device for small-diameter assisted takeoff rocket |
| CN109850174A (en) * | 2019-03-08 | 2019-06-07 | 西安爱生技术集团公司 | A kind of rocket assist device of unmanned plane |
| CN111619831A (en) * | 2020-04-29 | 2020-09-04 | 航天东方红卫星有限公司 | Connecting rod type satellite-rocket separation mechanism |
| CN112431691A (en) * | 2020-11-12 | 2021-03-02 | 西安长峰机电研究所 | Low-damage solid rocket engine shell structure |
-
2021
- 2021-11-15 CN CN202111350693.3A patent/CN114056593A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87103835A (en) * | 1986-05-27 | 1987-12-09 | 休斯航空公司 | The clamping connector that aerospacecraft is used |
| JPH10245000A (en) * | 1997-03-04 | 1998-09-14 | Tech Res & Dev Inst Of Japan Def Agency | Emergency separation device of joined part |
| RU2161111C1 (en) * | 1999-12-17 | 2000-12-27 | Государственный космический научно-производственный центр им. М.В. Хруничева | Separation system |
| CN202814245U (en) * | 2012-07-30 | 2013-03-20 | 上海宇航系统工程研究所 | Low-impact clamp band connection unlocking device |
| CN103335565A (en) * | 2013-06-18 | 2013-10-02 | 上海宇航系统工程研究所 | Wrapping tape connecting and unlocking device |
| CN103673786A (en) * | 2013-11-26 | 2014-03-26 | 北京宇航系统工程研究所 | Impact reducing tail-section linear explosion separating device for small-diameter assisted takeoff rocket |
| CN109850174A (en) * | 2019-03-08 | 2019-06-07 | 西安爱生技术集团公司 | A kind of rocket assist device of unmanned plane |
| CN111619831A (en) * | 2020-04-29 | 2020-09-04 | 航天东方红卫星有限公司 | Connecting rod type satellite-rocket separation mechanism |
| CN112431691A (en) * | 2020-11-12 | 2021-03-02 | 西安长峰机电研究所 | Low-damage solid rocket engine shell structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115610693A (en) * | 2022-09-28 | 2023-01-17 | 成都飞机工业（集团）有限责任公司 | Thrust cone assembly for rocket launching unmanned aerial vehicle |
| CN117163332A (en) * | 2023-11-03 | 2023-12-05 | 杭州牧星科技有限公司 | Fixed wing unmanned aerial vehicle adopting booster rocket for launching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114056593A (en) | V-shaped clamping block type unmanned aerial vehicle and boosting rocket connecting and separating mechanism | |
| CN1080229C (en) | System for attaching and separating satellites | |
| US8695473B2 (en) | Overextrusion of silicone rubber charge holder on metal wire rope | |
| CN102767996B (en) | Low-impact clamp band joint unlocking device | |
| CN100408967C (en) | Apparatus and method for releaseably joining elements | |
| EP1202905B1 (en) | Reusable, separable, structural connector assembly and method for connecting two vehicles | |
| US4685376A (en) | Separation system | |
| CN87103835A (en) | The clamping connector that aerospacecraft is used | |
| CN111619831B (en) | Connecting rod type satellite-rocket separation mechanism | |
| CN203811056U (en) | Unlocking device for explosive bolt | |
| CN102494565A (en) | Separation mechanism of oriented rocket nose body | |
| CN202814245U (en) | Low-impact clamp band connection unlocking device | |
| US6403873B1 (en) | Torpedo joint band with in-water separation capability utilizing frangible link EEDs | |
| CN113847851B (en) | Linear separation structure suitable for decoupling of large-pressure load and small-pull load | |
| US3089417A (en) | Explosive cable-cutting fitting | |
| US20190168898A1 (en) | Separation device assemblies | |
| US6253450B1 (en) | Line charge fabrication and procedures | |
| US20020073831A1 (en) | Single-impact, viscous fluid ram-plate | |
| US2786392A (en) | Breakaway suspension band | |
| JP3062598B1 (en) | Flying object composed of connection and separation equipment | |
| CN113525726A (en) | Large-thickness weak-groove-free, stress-concentration-free and protective-cover-free separation structure | |
| US3131635A (en) | Guillotine separation joint | |
| CN110763091B (en) | Asymmetric V-shaped groove and double-point unlocking type rigid wrapping belt for interstage linear separation device | |
| CN113264186A (en) | Belting type connecting and separating mechanism for air-drop object | |
| US3044400A (en) | Sabot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |