CN109466803A - A kind of linear retaining mechanism applied to reusable rocket supporting mechanism - Google Patents
A kind of linear retaining mechanism applied to reusable rocket supporting mechanism Download PDFInfo
- Publication number
- CN109466803A CN109466803A CN201811367584.0A CN201811367584A CN109466803A CN 109466803 A CN109466803 A CN 109466803A CN 201811367584 A CN201811367584 A CN 201811367584A CN 109466803 A CN109466803 A CN 109466803A
- Authority
- CN
- China
- Prior art keywords
- locking
- valve
- shell
- retaining mechanism
- connecting rod
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
- B64G1/62—Systems for re-entry into the earth's atmosphere; Retarding or landing devices
Abstract
A kind of linear retaining mechanism applied to reusable rocket supporting mechanism, it is related to a kind of linear retaining mechanism, and in particular to a kind of linear retaining mechanism applied to reusable rocket supporting mechanism.The present invention is in order to solve the problems, such as that existing retaining mechanism reliable lock is low, retaining mechanism is heavy, retaining mechanism unlock is difficult.The present invention includes two auxiliary intermediate connecting rods and driving intermediate connecting rod, two auxiliary intermediate bars are symmetrical arranged the two sides of driving intermediate bar, one end of middle brace rod and the end of two auxiliary intermediate bars is driven to be rotatablely connected, the invention also includes solution locking-valve and locking members, one end of intermediate connecting rod is driven to be equipped with shell, shell is located between two auxiliary intermediate bars, the locking member is mounted in shell, solution locking-valve is mounted on the upper surface of shell, solution locking-valve is connect with the locking member, and solution locking-valve is connect by straight pin with driving intermediate connecting rod.The invention belongs to aerospace fields.
Description
Technical field
The present invention relates to a kind of linear retaining mechanisms, and in particular to a kind of applied to the straight of reusable rocket supporting mechanism
Wire type retaining mechanism, belongs to aerospace field.
Background technique
Rocket launching cost can not have always been high any more at present, be a kind of way for reducing launch cost by developing reusable rocket
Diameter passes through recycling rocket main parts size and carries out simplified overhauling and add fuel realization emitting again, to improve response speed,
For reusable rocket, VTOL technology is its key technology, and landing support technology is in VTOL technology
Pith, the landing supporting mechanism by designing a kind of high reliability are of great significance, the linear locking of this secondary design
Mechanism is to guarantee that landing supporting mechanism is reliably crucial.Each connecting rod collapses on the outside of rocket before rocket launching, will branch before landing
Support mechanism is unfolded and locks carry out soft landing, reuses to realize.A kind of locking machine with high reliability is designed herein
Structure is of great significance.
Summary of the invention
The present invention is that the existing retaining mechanism reliable lock of solution is low, retaining mechanism is heavy, retaining mechanism unlock is difficult
Problem, and then propose a kind of linear retaining mechanism applied to reusable rocket supporting mechanism.
The technical solution adopted by the present invention to solve the above problem is as follows: the present invention includes two auxiliary intermediate connecting rods and driving
Intermediate connecting rod, two auxiliary intermediate bars be symmetrical arranged driving intermediate bar two sides, drive one end of middle brace rod and two it is auxiliary
The end of intermediate bar is helped to be rotatablely connected, the invention also includes solution locking-valve and locking members, and one end of intermediate connecting rod is driven to be equipped with shell
Body, shell are located between two auxiliary intermediate bars, and the locking member is mounted in shell, and solution locking-valve is mounted on the upper table of shell
Face, solution locking-valve are connect with the locking member, and solution locking-valve is connect by straight pin with driving intermediate connecting rod.
Further, the locking member includes two locking sliding blocks, two connection components, two locking shear pins and lock
Tight slider-actuated spring, two locking sliding blocks are disposed side by side in shell, and the setting of locking sliding block driving spring is slided in two lockings
Between block, and the both ends of locking sliding block driving spring are connect with two locking sliding blocks respectively, and solution locking-valve passes through the connection component
With cylinder pin connection, the straight pin is connect with driving intermediate connecting rod, and two locking shear pins among screw thread and driving by connecting
The contact surface of bar connection, locking sliding block and locking shear pin is inclined-plane.
Further, each connection component includes lock valve suspension hook, locking valve spring and spring shackle, locks suspension hook
One end connect with solution locking-valve, the other end of lock valve suspension hook passes through the connection of one end of locking valve spring and spring shackle, spring
The other end of lifting lug is connect by straight pin with driving intermediate connecting rod.
Further, the locking member further includes two locking sliding block baffles, and two locking sliding block baffles are installed respectively
In the two sides of shell.
The beneficial effects of the present invention are: the present invention guarantees the reliability of locking by locking mechanism, when link motion is arrived
It when collinear position, triggers lock valve and discharges driving spring, driving spring pushes locking sliding block to complete locking, then locking shearing
Pin release, guarantees locking sliding block reliable lock.The retaining mechanism has higher reliability compared with traditional retaining mechanism, with
And characteristic can be unlocked, locking shear pin realization is taken out by external human assistance and is reused.
Detailed description of the invention
Fig. 1 is decomposition texture schematic diagram of the invention；
Fig. 2 is schematic perspective view of the invention.
Specific embodiment
Specific embodiment 1: illustrating present embodiment in conjunction with Fig. 1 and Fig. 2, one kind described in present embodiment is applied to can
The linear retaining mechanism of rocket supporting mechanism is recycled, it is including two auxiliary intermediate connecting rods 1 and drives intermediate connecting rod 2, and two
Auxiliary intermediate bar 1 is symmetrical arranged the two sides of driving intermediate bar 2, and one end of middle brace rod 2 is driven to assist intermediate bar 1 with two
End rotation connection, a kind of linear retaining mechanism applied to reusable rocket supporting mechanism further include solution 3 He of locking-valve
Locking member, one end of driving intermediate connecting rod 2 are equipped with shell 2-1, and shell 2-1 is located between two auxiliary intermediate bars 1, the lock
Tight component is mounted in shell 2-1, and solution locking-valve 3 is mounted on the upper surface of shell 2-1, and solution locking-valve 3 is connect with the locking member,
Solution locking-valve 3 is connect by straight pin with driving intermediate connecting rod 2.
Specific embodiment 2: illustrating present embodiment in conjunction with Fig. 1 and Fig. 2, one kind described in present embodiment is applied to can
The locking member for recycling the linear retaining mechanism of rocket supporting mechanism includes two locking sliding blocks, 4, two connection components, two
Locking shear pin 8 and locking sliding block driving spring 10, two locking sliding blocks 4 are disposed side by side in shell 2-1, locking sliding block driving
Spring 10 is arranged between two locking sliding blocks 4, and the both ends of locking sliding block driving spring 10 connect with two locking sliding blocks 4 respectively
It connects, solution locking-valve 3 is connect by the connection component and cylinder pin connection, the straight pin with driving intermediate connecting rod 2, two lockings
Shear pin 8 is connect by screw thread with driving intermediate connecting rod 2, and the contact surface of locking sliding block 4 and locking shear pin 8 is inclined-plane.It is other
Composition and connection relationship are same as the specific embodiment one.
Specific embodiment 3: illustrating present embodiment in conjunction with Fig. 1 and Fig. 2, one kind described in present embodiment is applied to can
Recycling each of the linear retaining mechanism of the rocket supporting mechanism connection component includes lock valve suspension hook 5, locking valve spring 6
With spring shackle 7, the one end for locking suspension hook 5 connect with solution locking-valve 3, the other end of lock valve suspension hook 5 by lock valve spring 6 and
One end of spring shackle 7 connects, and the other end of spring shackle 7 is connect by straight pin with driving intermediate connecting rod 2.It is other composition and
Connection relationship is identical with embodiment two.
Specific embodiment 4: illustrating present embodiment in conjunction with Fig. 1 and Fig. 2, one kind described in present embodiment is applied to can
The locking member for recycling the linear retaining mechanism of rocket supporting mechanism further includes two locking sliding block baffles 9, and two lockings are slided
Block baffle 9 is separately mounted to the two sides of shell 2-1.Other compositions and connection relationship are identical with embodiment two.
Working principle
Two groups of locking sliding blocks 4 carry out actuation by locking sliding block driving spring 10, discharge the mechanism and complete among auxiliary
The locking of connecting rod 1.The solution locking-valve 3 is attached by straight pin and driving intermediate connecting rod 2, realizes that straight pin is axially moved,
The solution locking-valve 3 carries out the preload of straight pin axis, the locking by lock valve suspension hook 5, locking valve spring 6 and spring shackle 7
Shear pin 8 is threadedly secured on driving intermediate connecting rod 2.When assisting intermediate connecting rod 1 to turn to predetermined position to solution locking-valve 3
Applied force discharges two groups of locking sliding blocks 4 when the applied force is greater than initial tension of spring, and then two groups of locking sliding blocks 4 are slided in locking
Block driving spring 10 is moved under acting on, since two groups of locking sliding blocks 4 and locking 8 contact surface of shear pin are machined with inclined-plane, when
Locking shear pin 8 is compressed when two groups of locking sliding blocks 4 are moved to two sides, locking shear pin is then since prefastening force spring restores former
Long, the final locking sliding block 4 that limits is mobile, guarantees locking reliability.
Structure of the invention is compact, does not influence the drive characteristic of connecting rod, and reliable lock of the present invention is high, when mechanism completes to lock
Pass through manually unloading locking shear pin 8 afterwards and apply 4 load of locking sliding block and realize unlock, and completes locking again and prepare.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified
For the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention, according to the technical essence of the invention,
Within the spirit and principles in the present invention, any simple modifications, equivalent substitutions and improvements to the above embodiments etc., still
Belong within the protection scope of technical solution of the present invention.
Claims (4)
1. a kind of linear retaining mechanism applied to reusable rocket supporting mechanism, it includes two auxiliary intermediate connecting rods (1)
With driving intermediate connecting rod (2), two auxiliary intermediate bar (1) are symmetrical arranged the two sides of driving intermediate bar (2), drive middle brace rod
(2) one end and the end of two auxiliary intermediate bar (1) are rotatablely connected, it is characterised in that: described a kind of applied to recyclable fire
The linear retaining mechanism of arrow supporting mechanism further includes solution locking-valve (3) and locking member, and one end of driving intermediate connecting rod (2) is equipped with
Shell (2-1), shell (2-1) are located between two auxiliary intermediate bars (1), and the locking member is mounted in shell (2-1), solution
Locking-valve (3) is mounted on the upper surface of shell (2-1), and solution locking-valve (3) is connect with the locking member, and solution locking-valve (3) passes through cylinder
Pin is connect with driving intermediate connecting rod (2).
2. a kind of linear retaining mechanism applied to reusable rocket supporting mechanism, feature exist according to claim 1
In: the locking member includes that two locking sliding blocks (4), two connection components, two locking shear pins (8) and locking sliding block drive
It moves spring (10), two locking sliding blocks (4) are disposed side by side in shell (2-1), and locking sliding block driving spring (10) is arranged two
Between a locking sliding block (4), and the both ends of locking sliding block driving spring (10) are connect with two locking sliding blocks (4) respectively, unlock
Valve (3) is connect by the connection component and cylinder pin connection, the straight pin with driving intermediate connecting rod (2), and two lockings are cut
It cuts pin (8) and is connect by screw thread with driving intermediate connecting rod (2), the contact surface of locking sliding block (4) and locking shear pin (8) is oblique
Face.
3. a kind of linear retaining mechanism applied to reusable rocket supporting mechanism, feature exist according to claim 2
In: each connection component includes lock valve suspension hook (5), locking valve spring (6) and spring shackle (7), locks suspension hook (5)
One end is connect with solution locking-valve (3), one end that the other end of lock valve suspension hook (5) passes through locking valve spring (6) and spring shackle (7)
The other end of connection, spring shackle (7) is connect by straight pin with driving intermediate connecting rod (2).
4. a kind of linear retaining mechanism applied to reusable rocket supporting mechanism, feature exist according to claim 2
In: the locking member further includes two locking sliding block baffles (9), and two locking sliding block baffles (9) are separately mounted to shell (2-
1) two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811367584.0A CN109466803B (en) | 2018-11-16 | 2018-11-16 | Linear locking mechanism applied to recoverable rocket supporting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811367584.0A CN109466803B (en) | 2018-11-16 | 2018-11-16 | Linear locking mechanism applied to recoverable rocket supporting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109466803A true CN109466803A (en) | 2019-03-15 |
| CN109466803B CN109466803B (en) | 2021-08-10 |
Family
ID=65673787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811367584.0A Active CN109466803B (en) | 2018-11-16 | 2018-11-16 | Linear locking mechanism applied to recoverable rocket supporting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109466803B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2501748Y (en) * | 2001-09-26 | 2002-07-24 | 林少华 | Vehicular electronic gear lock |
| CN102092484A (en) * | 2011-01-25 | 2011-06-15 | 哈尔滨工业大学 | Folding lightweight landing mechanism |
| KR20130060855A (en) * | 2011-11-30 | 2013-06-10 | 한국항공대학교산학협력단 | Deployment apparatus for landing a space exploration satellite |
| CN103742494A (en) * | 2014-01-08 | 2014-04-23 | 北京航空航天大学 | Interlocking and unlocking device for spatial extending arm |
| CN205908158U (en) * | 2016-07-22 | 2017-01-25 | 中国航空工业集团公司西安飞机设计研究所 | Supporting mechanism of terraced unification formula hatch door of door |
| CN208021722U (en) * | 2018-02-28 | 2018-10-30 | 南京韬讯航空科技有限公司 | Self-locking undercarriage is turned under one kind |
-
2018
- 2018-11-16 CN CN201811367584.0A patent/CN109466803B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2501748Y (en) * | 2001-09-26 | 2002-07-24 | 林少华 | Vehicular electronic gear lock |
| CN102092484A (en) * | 2011-01-25 | 2011-06-15 | 哈尔滨工业大学 | Folding lightweight landing mechanism |
| KR20130060855A (en) * | 2011-11-30 | 2013-06-10 | 한국항공대학교산학협력단 | Deployment apparatus for landing a space exploration satellite |
| CN103742494A (en) * | 2014-01-08 | 2014-04-23 | 北京航空航天大学 | Interlocking and unlocking device for spatial extending arm |
| CN205908158U (en) * | 2016-07-22 | 2017-01-25 | 中国航空工业集团公司西安飞机设计研究所 | Supporting mechanism of terraced unification formula hatch door of door |
| CN208021722U (en) * | 2018-02-28 | 2018-10-30 | 南京韬讯航空科技有限公司 | Self-locking undercarriage is turned under one kind |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109466803B (en) | 2021-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103197592A (en) | Electrical actuator incorporating a free play mechanism to eliminate force fighting | |
| CN102153023B (en) | Safety pin interlocking device for crane, single cylinder safety pin type telescopic arm and crane | |
| CN105442975B (en) | For the actuator system and the aircraft with such actuatable door of door may be actuated | |
| CN101511674A (en) | Aircraft doorway | |
| CN105151326A (en) | Four-connecting-rod unfolded-structure flexible solar wing | |
| DE102012006494A1 (en) | Mobile crane with decoupling counterweight arrangement | |
| CN106516087A (en) | Novel high-strength high-compactness lightweight aircraft landing gear | |
| CN109466803A (en) | A kind of linear retaining mechanism applied to reusable rocket supporting mechanism | |
| WO2023137929A1 (en) | Anti-seismic component with dual functions of energy consumption and load bearing, and buffer | |
| CN104670255B (en) | Locking mechanism used for urban rail vehicle emergency evacuation ramp | |
| EP0264605A1 (en) | Device for absorbing buffering shock energy | |
| CN109455319B (en) | Linear limiting mechanism for repeatable carrier supporting mechanism | |
| DE2418636A1 (en) | CENTERING DEVICE FOR RAIL BRAKE MAGNETS | |
| CN113513222A (en) | Bidirectional stopping device and bidirectional stopping method for ship cabin door | |
| CN110626251B (en) | Transportation locking device | |
| CN211057905U (en) | Double-lock type quick connector and excavator | |
| CN106013998A (en) | Split type latch action mechanism | |
| CN110271662A (en) | The method of aircraft landing gear is driven between expanded position and retrieving position | |
| CN219526015U (en) | Building construction anti-drop structure | |
| CN108438243A (en) | A kind of locking and quick release driving mechanism | |
| CN202138266U (en) | Cantilever crane type engineering machine and telescopic boom thereof | |
| CN109131949A (en) | A kind of locking device for Control System for Reusable Launch Vehicle landing bracket | |
| CN214692821U (en) | Elevator with locking structure | |
| CN109555045B (en) | Manual gate mechanism applied to security inspection channel | |
| CN208559561U (en) | A kind of safety cab of earth-working vehicles |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |