CN110389010A - A kind of space environment high velocity impact experimental rig - Google Patents
A kind of space environment high velocity impact experimental rig Download PDFInfo
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- CN110389010A CN110389010A CN201810396638.XA CN201810396638A CN110389010A CN 110389010 A CN110389010 A CN 110389010A CN 201810396638 A CN201810396638 A CN 201810396638A CN 110389010 A CN110389010 A CN 110389010A
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- target
- bullet
- rotary table
- space environment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
Present invention relates particularly to a kind of space environment high velocity impact experimental rigs.As shown in the picture, main includes transmitting tube portion 1, bullet 2, target 3 and each and every one part of rotary table more than 4.Transmitting tube 1 emits bullet 2.Rotary table 4 uses magnetic-suspension high-speed electro spindle technology, and angular velocity of rotation reaches certain revolving speed.Rotary table is disposing target 3 at rotation center certain position.Bullet 3 is beaten on target 4, and compared with fixed target, opposite impact velocity has a raising by a relatively large margin.Whole device is tested in a vacuum chamber, the high velocity impact process of simulation space environment.The present invention devises a kind of space environment high velocity impact experimental rig, can be realized higher impact velocity.
Description
Technical field
Present invention relates particularly to a kind of space environment high velocity impact experimental rigs.
Background technique
In space industry, the protection of airship and astronaut are a major issues.There is a large amount of high-speed motion in space
Universe fragment or space trash pose a serious threat the life security of astronaut and airship.A kind of test is needed to fill
It is standby, the collision of universe fragment is simulated, in order to explore the effective measures of space industry protection aspect.
The theoretical research department of present weapons and space flight, it is also desirable to which a kind of rig for testing accelerates to object as high as possible
Speed, study the collision of space flight and the terminal effect of weapon.
Space environment high velocity impact experimental rig at present, bullet acceleration principle are gas expansion for doing work, push object in long tube
Body movement.In order to realize fair speed, the principle accelerated using the segmentation of two-stage long tube, the i.e. first order are accelerated after completing, closing
Level-one accelerating tube, starting second level accelerate, and realize the acceleration of second stage.
The test mass that the country is able to achieve at present is 1g~15g, and higher-quality demand is very urgent.1g object second level adds
Speed reaches 7000m/s at present, and 15g object second level accelerates, and reaches 3000m/s at present.It is external to be still in China's confidential state,
Know that the U.S. has reached 15000m/s according to related information.
The country uses the light gas of high pressure (hydrogen or helium) acceleration principle, judges that foreign countries are possible to using solid according to related information
Gunpowder mixes acceleration principle with the light gas of high pressure.
Therefore, according to technology trends and Research Requirements situation, 7000m/s~10000m/s speed of 1g mass is realized
The high-speed motion of degree or higher quality object is realized, very necessary.
Summary of the invention
The technical scheme is that
A kind of space environment high velocity impact experimental rig, main includes transmitting tube portion (shown in Fig. 1) and rotary table
Two parts (shown in Fig. 2).Transmitting tube accelerates emitter, and 1g object second level accelerates, and reaches 7000m/s, 15g object second level adds
Speed reaches 3000m/s.Rotary table uses magnetic-suspension high-speed electro spindle technology, and angular velocity of rotation reaches 10000 revs/min.Rotation
Revolving worktable is disposing target at 1 meter of rotation center.Emitter is beaten on target, and relative velocity can reach 10000*2*
3.14*1/60+3000 or 7000, about 13000m/s-17000m/s.Most high speed motorized spindle supported with AMB revolving speed can reach at present
160000 revs/min (using air bearing), therefore can be realized higher impact velocity.Angular velocity of rotation reach 160000 turns/
Point, rotary table is disposing target at 1 meter of rotation center, and emitter is beaten on target, and relative velocity can reach
10000*2*3.14*1/60+3000 or 7000, about 163000-167000m/s.Whole device is tested in a vacuum chamber.
The present invention compared with prior art the utility model has the advantages that
1, the present invention devises a kind of space environment high velocity impact experimental provision, provides a kind of fairly simple reliable realization
The effective measures of higher impact velocity.
2, development of the invention is carried out on the basis of investigating extensively to domestic and international existing correlation test device, similar
There is technical advance and irreplaceability in product
3, compared with prior art, the present invention realizing the significantly promotion of impact velocity.
4, of the invention, technological transformation is simple to operate, functional effect is significant.
Detailed description of the invention:
Fig. 1 emitting portion
1, transmitting tube 2, level-one driving gas chamber 3, level-one drive piston 4, secondary drive gas chamber 5, back pressure diaphragm 6, two
Grade driving piston 7, interior thorax 9, intercepts flange 10, bullet outlet at bullet 8
Fig. 2 rotary table
1, shell 2, main shaft 3, interference set 4, rotor 5, air gap 6, stator 7, cooling jacket 8, bearing 9, lubrication
System entry 10, cooling water outlet 11 connect power supply 12, cooling water inlet 13, rotary table 14, target 15, target
Fig. 3 total arrangement
2,1, bullet 2, target 3, rotary table 4
Specific embodiment:
Specific embodiment 1:
1) transmitting tube emits bullet
As shown in Figure 1, driving gas chamber 2 using level-one in transmitting tube 1, filling pressure-air pushes level-one driving piston 3 to exist
It is accelerated in one stage of compression pipe, high-temperature high-pressure state will be compressed to by compressed air in secondary drive room 4.Work as final pressure
Higher than to a certain degree, back pressure diaphragm 5 ruptures.High temperature and high pressure gas enters second level transmitting tube, and secondary drive piston 6 and bullet 7 add
Speed movement.When bullet 7 moves to transmitting tube outlet 10, secondary drive piston 6 is stopped by interception flange 9, bullet 7 is allowed to fly out
Then gun muzzle 10 is mutually collided with target.Briefly, following process can be divided into:
One stage of compression pipe working principle.In the level-one drive chamber 2 of one stage of compression pipe, pressure-air pushes level-one driving to live
Plug 3 quickly moves ahead and compressed gas is to high-temperature high-pressure state, forms the driving gas of ACCELERATING PROJECTILE 7.
Second level transmitting tube working principle.After being greater than 5 critical Rupture of Membrane pressure of back pressure diaphragm by compression pressure, diaphragm is broken
It splits, high temperature and high pressure gas pushes bullet 7 to accelerate to proceed to outlet in second level transmitting tube.It is noted that for simulation space
Environment, crash device laboratory will be evacuated.
High-velocity Projectiles 7 and target high velocity impact.At second level transmitting tube outlet 10, secondary drive piston 6 is ended, bullet
7 fly out at a predetermined velocity and mutually hit with target.
2) rotary table realizes the linear velocity of target
Rotary table be using high-speed magnetic levitation electro spindle, structure as shown in Fig. 2, mainly include 1, shell 2, main shaft 3,
Interference set 4, air gap 6, stator 7, cooling jacket 8, bearing 9, lubricating system entrance 10, cooling water outlet 11, connects power supply at rotor 5
12, cooling water inlet 13, rotary table 14, target 15, target.
Rotary table uses high-speed magnetic levitation electro spindle technology, and angular velocity of rotation reaches 10000 revs/min.Rotary work
Platform is disposing target at 1 meter of rotation center.Emitter is beaten on target, and relative velocity can reach 10000*2*3.14*1/
60+3000 or 7000, about 13000m/s-17000m/s.High-speed magnetic levitation electro spindle revolving speed can reach 160000r/min at present
(using air bearing), therefore can be realized higher impact velocity.Angular velocity of rotation reaches 160000 revs/min, rotary work
Platform is disposing target at 1 meter of rotation center, and emitter is beaten on target, and relative velocity can reach 10000*2*3.14*1/
60+3000 or 7000, about 163000-167000m/s.Whole device is tested in a vacuum chamber.
3) bullet and target collide
Transmitting tube 1 emits bullet 2 in Fig. 3,1g bullet, reaches 7000m/s, and 15g bullet reaches 3000m/s.Rotate work
Make platform 4 and use magnetic-suspension high-speed electro spindle technology, angular velocity of rotation reaches 10000 revs/min.Rotary table is in distance rotation
Target 3 is disposed at 1 meter of the heart.Bullet 3 is beaten on target 4, and relative velocity can reach 10000*2*3.14*1/60+3000 or 7000,
About 13000m/s-17000m/s.Most high speed motorized spindle supported with AMB revolving speed can reach 160000 revs/min (using air axis at present
Hold), therefore can be realized higher impact velocity.Angular velocity of rotation reaches 160000 revs/min, and rotary table is rotated in distance
Target is disposed at 1 meter of center, bullet is beaten on target, and relative velocity can reach 10000*2*3.14*1/60+3000 or 7000,
About 163000-167000m/s.Whole device is tested in a vacuum chamber.
Claims (4)
1. a kind of space environment high velocity impact experimental rig, main includes transmitting tube portion 1, bullet 2, target 3 and rotary work
Each and every one part of platform more than 4.
2. emitting portion is accelerated using second level acceleration principle, mainly live including transmitting tube 2, level-one driving gas chamber 3, level-one driving
Plug 4, back pressure diaphragm 6, secondary drive piston 7, bullet 8, interior thorax 9, intercepts flange 10, bullet outlet at secondary drive gas chamber 5.
3. rotary table, using high-speed magnetic levitation electro spindle technology, including 1, shell 2, main shaft 3, interference set 4, rotor
5, air gap 6, stator 7, cooling jacket 8, bearing 9, lubricating system entrance 10, cooling water outlet 11, connect power supply 12, be cold
But water inlet 13, rotary table 14, target 15, target.
4. emitting portion emits bullet, rotary table drives target high speed rotation.Emitting portion emits bullet, rotary table
Target high speed rotation, bullet and target relative motion are driven, realizes collision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810396638.XA CN110389010A (en) | 2018-04-18 | 2018-04-18 | A kind of space environment high velocity impact experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810396638.XA CN110389010A (en) | 2018-04-18 | 2018-04-18 | A kind of space environment high velocity impact experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110389010A true CN110389010A (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810396638.XA Pending CN110389010A (en) | 2018-04-18 | 2018-04-18 | A kind of space environment high velocity impact experimental rig |
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| Country | Link |
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| CN (1) | CN110389010A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532783A (en) * | 2021-07-12 | 2021-10-22 | 中山大学 | Space environment ultra-high-speed impact test device and method |
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| CN102794467A (en) * | 2012-08-31 | 2012-11-28 | 绍兴文理学院 | High-speed motor spindle adopting lubrication under loop |
| CN103322857A (en) * | 2013-07-04 | 2013-09-25 | 哈尔滨工业大学 | Small two-stage light-gas gun |
| CN103604587A (en) * | 2013-08-27 | 2014-02-26 | 杭州海罗马科技有限公司 | High-speed rotation testing machine and method for testing high-speed rotation strength performance of rotor |
| CN102794468B (en) * | 2012-08-31 | 2015-03-04 | 绍兴文理学院 | High-speed electric spindle |
| CN104777044A (en) * | 2015-04-10 | 2015-07-15 | 哈尔滨工业大学 | Rotary type high-speed bump test device for circular test piece |
| CN106644778A (en) * | 2016-10-21 | 2017-05-10 | 中国人民解放军空军第航空学院 | Multifunctional high-speed impact experimental equipment |
| CN207163688U (en) * | 2016-11-25 | 2018-03-30 | 天津大学 | A kind of experimental rig for being used to simulate rotation fragment high-speed impact |
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2018
- 2018-04-18 CN CN201810396638.XA patent/CN110389010A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011064670A (en) * | 2009-08-21 | 2011-03-31 | Ihi Corp | Injection testing apparatus |
| CN102794467A (en) * | 2012-08-31 | 2012-11-28 | 绍兴文理学院 | High-speed motor spindle adopting lubrication under loop |
| CN102794468B (en) * | 2012-08-31 | 2015-03-04 | 绍兴文理学院 | High-speed electric spindle |
| CN103322857A (en) * | 2013-07-04 | 2013-09-25 | 哈尔滨工业大学 | Small two-stage light-gas gun |
| CN103604587A (en) * | 2013-08-27 | 2014-02-26 | 杭州海罗马科技有限公司 | High-speed rotation testing machine and method for testing high-speed rotation strength performance of rotor |
| CN104777044A (en) * | 2015-04-10 | 2015-07-15 | 哈尔滨工业大学 | Rotary type high-speed bump test device for circular test piece |
| CN106644778A (en) * | 2016-10-21 | 2017-05-10 | 中国人民解放军空军第航空学院 | Multifunctional high-speed impact experimental equipment |
| CN207163688U (en) * | 2016-11-25 | 2018-03-30 | 天津大学 | A kind of experimental rig for being used to simulate rotation fragment high-speed impact |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532783A (en) * | 2021-07-12 | 2021-10-22 | 中山大学 | Space environment ultra-high-speed impact test device and method |
| CN113532783B (en) * | 2021-07-12 | 2022-06-28 | 中山大学 | Space environment ultra-high speed impact test device and method |
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Application publication date: 20191029 |