CN105905778A - Pneumatic quick-releasing device - Google Patents
Pneumatic quick-releasing device Download PDFInfo
- Publication number
- CN105905778A CN105905778A CN201610302530.0A CN201610302530A CN105905778A CN 105905778 A CN105905778 A CN 105905778A CN 201610302530 A CN201610302530 A CN 201610302530A CN 105905778 A CN105905778 A CN 105905778A
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- China
- Prior art keywords
- locking member
- release device
- main body
- fast release
- cylinder
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a pneumatic quick-releasing device. The pneumatic quick-releasing device comprises a main body; a connection part is connected to one end of the main body; the main body is internally provided with a driving mechanism moving in the perpendicular direction; the connecting part is internally provided with a locking piece; the driving mechanism moves in a conical hole in one end of the locking piece downwards or upwards so as to drive the diameter of the other end of the locking piece to be increased or decreased; and the other end of the locking piece locks or releases an inverted conical hole of a lower lifting lug. According to the pneumatic quick-releasing device, when the driving mechanism moves downwards or upwards in the conical hole of the locking piece, the diameter of the other end of the locking piece is made to be increased or decreased, accordingly, the purpose of quickly locking or releasing the lower lifting lug is achieved; the pneumatic quick-releasing device is quick in action response, precise in operation and small in size, and the efficiency of the lifted weight is large; compared with a falling impact test device provided by the prior art, the impact accelerated speed is higher; and the structural design is simple, and using is safe and reliable.
Description
Technical field
The present invention relates to the technical field of high acceleration dropping shock test, especially relate to a kind of pneumatic fast release device.
Background technology
At present, in high acceleration dropping shock experimental technique field, bigger tested of, volume ratio heavier for weight ratio
Part, generally tests by lifting devices such as existing bridge cranes.
During test, bridge crane is connected the mechanism of a kind of quick release, the suspension hook of this mechanism again with colligation by test specimen
Rope connect, start crane lifting to after setting height, operate quick release mechanism, decontrol rope, release, by test specimen, makes
Collided by the anvil block table top of test specimen with underface, to realize falling high acceleration shock test.Alternatively, it is also possible to directly make
High acceleration dropping shock test is carried out with special falling off impact test device.
But, for existing quick release device, owing to vertical direction size is too big, reduce by effective examination of test specimen
Test height, finally have impact on the raising of dropping shock acceleration level.Owing to existing quick release device own wt is too big,
Under same lifting means, cause efficiency test load reduction.And, rope and quick release mechanism is generally used by test specimen
Suspension hook connect, suspension hook connect by test specimen time, by the crank of test specimen, test result can be produced certain impact, especially
Being that some is too big by sample dimensions, own wt is big, during testing, is not easy to be connected with suspension hook.It addition, for
Being specifically designed to large volume, big weight by the falling off impact test device of test specimen, its structure is complex, costly, promotes height
Spending limited, load capacity is limited, and the impact acceleration value size that can be generated by is limited.Therefore, existing quick release device is not
Large volume, big weight can be well adapted to by being actually needed that the high acceleration dropping shock of test specimen is tested.
Summary of the invention
It is an object of the invention to provide a kind of pneumatic fast release device, this device have compact conformation, compact size, self
The advantage such as lightweight, simple to operation, safe and reliable, with low cost, is particularly suitable for having large scale and big weight characteristics
Tested by the high acceleration dropping shock of test specimen, solve present in prior art, use common quick release mechanism
When suspension hook connects by the rope of test specimen, hoisting depth is low, test load is low, by test specimen crank, lifting large volume by test specimen
Inconvenient problem, and overcome employing special falling off impact test device when testing, the involving great expense of equipment, cost
The highest, hoisting depth is limited, test load is limited, dropping shock acceleration level deficiency effectively etc..
The pneumatic fast release device that the present invention provides, including: main body, one end of described main body is provided with connecting portion, sets in main body
Having the drive mechanism being movable in a vertical direction, be provided with locking member in connecting portion, drive mechanism is in the bellmouth of locking member one end
Downwards or move upward to drive the diameter of the locking member other end become big or reduce, described locking member other end locking or
Person discharges the reverse taper holes of lower hanger.
Wherein, described drive mechanism includes cylinder and cylinder piston, and cylinder piston connects one end of thimble, the thimble other end
It is connected in the bellmouth of locking member.
Wherein, described cylinder connects air cylinder fixed plate.
Wherein, described cylinder connects trachea via.
Wherein, described locking member and connecting portion are connected by bearing pin.
Wherein, it is provided with back-moving spring between described locking member and main body.
Wherein, the other end of described main body connects upper hanger.
Wherein, described upper hanger is semi-circular shape.
Wherein, one end of described lower hanger is closed, and the other end is semi-circular shape.
Wherein, described drive mechanism can also use motor and multi-bar linkage, and one end of multi-bar linkage connects step
Entering motor, the other end of multi-bar linkage is connected in the bellmouth of locking member.
The pneumatic fast release device that the present invention provides, arranges connecting portion in one end of main body, is provided with locking member, drives in connecting portion
Motivation structure uses Pneumatic driving type design, and cylinder piston connects thimble, promotes thimble along vertically side in the bellmouth of locking member
To motion, downwards or when moving upward, make other end locking or the reverse taper holes of the lower hanger of release of locking member, such set
Meter mode fast response time, when thimble moves downward, can make the other end of locking member amplify, the back taper of hanger thus locking is stayed
Hole, when thimble moves upward, can make the other end of locking member reduce, quickly discharge, reach in the reverse taper holes of lower hanger
The quickly purpose of the lower hanger of release, off-position is accurate, it addition, the drive mechanism of the present invention can also use electrically driven formula,
As used the mode of operation of motor and multi-bar linkage, such mode of operation power drives power is big, and transmission response is fast.Overcome
In prior art, use the suspension hook of relieving mechanism directly with by the rope connected mode of test specimen, during owing to being lifted by test specimen
Crank, is easily caused result of the test inaccurate, reduces work efficiency, and uses special falling off impact test device
Testing, device fabrication cost is high, it is impossible to meet the deficiency of use demand.The novel in structural design of the present invention, response speed
Hurry up, operate safe and accurate.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to specifically
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Front view before the pneumatic fast release device release that Fig. 1 provides for the embodiment of the present invention；
Fig. 2 is the front sectional view of the pneumatic fast release device shown in Fig. 1；
Front view after the pneumatic fast release device release that Fig. 3 provides for the embodiment of the present invention；
Fig. 4 is the front sectional view of the pneumatic fast release device shown in Fig. 3.
Reference:
1-main body；The upper hanger of 2-；Hanger under 3-；
4-cylinder；5-cylinder piston；6-thimble；
7-locking member；8-reverse taper holes；9-trachea via；
The upper gas passage of 10-；Gas passage under 11-；12-air cylinder fixed plate；
13-bearing pin；14-back-moving spring；15-bellmouth；
16-connecting portion.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that term " on ", D score, " vertically ", " interior ", the instruction such as " outward "
Orientation or position relationship are based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplification is retouched
State rather than indicate or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation,
Therefore it is not considered as limiting the invention.Additionally, term " first ", " second " are only used for describing purpose, and it is not understood that
For instruction or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " connects " and should do
Broadly understood, connect for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected,
It can also be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two element internals
Connection.For the ordinary skill in the art, above-mentioned term specifically containing in the present invention can be understood with concrete condition
Justice.
Embodiment 1
Front view before the pneumatic fast release device release that Fig. 1 provides for the embodiment of the present invention；Fig. 2 is pneumatic shown in Fig. 1
The front sectional view of fast release device；Front view after the pneumatic fast release device release that Fig. 3 provides for the embodiment of the present invention；Fig. 4 is
The front sectional view of the pneumatic fast release device shown in Fig. 3；As Figure 1-4, the pneumatic fast release device that the present embodiment provides, bag
Including: main body 1, one end of described main body 1 is provided with connecting portion 16, is provided with the drive mechanism being movable in a vertical direction in main body 1, connects
Be provided with locking member 7 in portion 16, drive mechanism in the bellmouth 15 of locking member 7 one end downwards or move upward to drive locking
The diameter of part 7 other end becomes big or reduces, the other end locking of described locking member 7 or the reverse taper holes 8 of the lower hanger 3 of release.
Described thimble 6 is self-locking structure with the contact surface of the bellmouth 15 of locking member 7 upper end, and self-locking angle size is according to institute
Size by test specimen weight, the material of two contacts to be promoted and when quickly discharging, the size of cylinder piston 5 upwards thrust is entered
Row design, it is ensured that the lower end of locking member 7 can be locked when promoting by test specimen, and when quickly release, cylinder piston 5 can
The most upwardly.
Wherein, described drive mechanism includes cylinder 4 and cylinder piston 5, and cylinder piston 5 connects one end of thimble 6, thimble 6
The other end is connected in the bellmouth 15 of locking member 7.
Described drive mechanism uses cylinder 4 and the Pneumatic driving type of cylinder piston 5, and cylinder piston 5 screws and is connected to thimble 6
One end, during action, cylinder piston 5 drives thimble 6 downwards or to move upward, and thimble 6 contacts with the inner surface of bellmouth 15,
Make the other end of thimble 6 in the bellmouth 15 of locking member 7 downwards or move upward.
Wherein, described cylinder 4 connects air cylinder fixed plate 12.
Described air cylinder fixed plate 12 uses and is bolted in main body 1, and the steadiness making cylinder 4 is more preferable.
Wherein, described cylinder 4 connects trachea via 9.
Described cylinder 4 uses double-acting cylinder, trachea via 9 to be arranged in main body 1, and cylinder 4 is connected with trachea via 9,
Upper gas passage 10 and the lower gas passage 11 of cylinder 4 are connected with supply trachea respectively by trachea via 9.When upper gas passage
10 aerofluxuss, during lower gas passage 11 air inlet, cylinder piston 5 drives thimble 6 to move up to dead point；When upper gas passage 10 enters
Gas, during lower gas passage 11 aerofluxus, cylinder piston 5 drives thimble 6 to move downward.
Wherein, described locking member 7 and connecting portion 16 are connected by bearing pin 13.
When described cylinder piston 5 drives thimble 6 to move downward, thimble 6 promotes locking member 7 to rotate around bearing pin 13.
Wherein, it is provided with back-moving spring 14 between described locking member 7 and main body 1.
The aerofluxus of described upper gas passage 10, during lower gas passage 11 air inlet, cylinder piston 5 drives thimble 6 to move up to
Dead point, under the elastic force effect of back-moving spring 14, the lower end of locking member 7 reduces, and is pushed away from bottom to top by the reverse taper holes 8 of lower hanger 3
Enter the lower end of locking member 7.
Wherein, the other end of described main body 1 connects upper hanger 2.
The other end of described main body 1 can also connect hanger 2, during use, upper hanger 2 can be connected directly between cantilever
Free end, it is simple to operation.
Wherein, described upper hanger 2 is semi-circular shape.
Described upper hanger 2 is designed as semi-circular shape, it is also possible to be designed as " U " type as required, and such structure is easy to
Upper hanger 2 is connected to the free end of cantilever.Two free ends of upper hanger 2 are respectively formed with external screw thread, and in main body 1
Screw thread mouth uses nut to connect.
Wherein, one end of described lower hanger 3 is closed, and the other end is semi-circular shape.
Described lower hanger 3 may be designed in one end and closes, and the other end is the structure of " U " type, it is simple to lower hanger 3 and need
To be discharged is connected by test specimen.
Wherein, drive mechanism of the present invention can also use motor and multi-bar linkage, one end of multi-bar linkage
Connecting motor, the other end of multi-bar linkage is connected in the bellmouth 15 of locking member 7.
Described drive mechanism uses motor and the electrically driven formula of multi-bar linkage, and multi-bar linkage connects the one of thimble 6
End, during action, multi-bar linkage drives thimble 6 downwards or to move upward, and thimble 6 contacts with the inner surface of bellmouth 15, makes top
The other end of pin 6 in the bellmouth 15 of locking member 7 downwards or move upward, to drive the diameter of locking member 7 other end to become
Big or reduce, the other end locking of described locking member 7 or the reverse taper holes 8 of the lower hanger 3 of release.
As the first embodiment of the present invention, the present invention uses the Pneumatic driving type of cylinder 4 and cylinder piston 5 to connect
Time, cylinder 4 uses double-acting cylinder, the upper gas passage 10 of cylinder 4 and lower gas passage 11 by trachea via 9 respectively with confession
Gas trachea connects.
Before using, first upper hanger 2 is connected with crane, being connected by test specimen of lower hanger 3 and required lifting or release, opens
Dynamic crane, moves the most as follows:
Upper gas passage 10 aerofluxus of () cylinder 4, the air inlet of lower gas passage 11, cylinder piston 5 drives thimble 6 upwards to transport
Moving to dead point, under the effect of back-moving spring 14, the lower end of locking member 7 reduces, and reaches the purpose closed up, can be by lower hanger 3
Reverse taper holes 8 pushes the lower end of locking member 7 from bottom to top；
Upper gas passage 10 air inlet of () cylinder 4, the aerofluxus of lower gas passage 11, cylinder piston 5 drives thimble 6 to transport downwards
Dynamic, thimble 6 promotes locking member 7 to rotate around bearing pin 13, and the lower end of locking member 7 is opened, and the exterior contour of locking member 7 is inverted cone,
Reaching the purpose that locking member 7 lower end becomes big, now the lower end of locking member 7 is connected with the reverse taper holes 8 of lower hanger 3；
() crane starts to promote by test specimen by pneumatic fast release device, and crane drives upper hanger 2, now goes up hanger
2 drive lower hanger 3 setting in motion by main body 1, and gradually being mentioned lower hanger 3 by test specimen, lower hanger 3 promotes by the power of test specimen
There is the trend of gathering the lower end making locking member 7, and has the trend extruding thimble 6 in bellmouth 15, but bellmouth 15 and top
Registration interface designs between pin 6 is self-locking structure, even if to act on cylinder piston 5 without gases at high pressure in ensureing cylinder 4,
What lower hanger 3 promoted can not be extruded thimble 6 by test specimen and cause promote to be come off by test specimen；
After () is promoted to test height, can quickly discharge by test specimen, when quickly discharging, the upper gas of cylinder 4
Passage 10 aerofluxus, the air inlet of lower gas passage 11, cylinder piston 5 drives thimble 6 to move up to dead point, in back-moving spring 14 and institute
Hanging by under the common effect of test specimen, the lower end of locking member 7 reduces, and reaches the purpose closed up, and the lower end of locking member 7 is from reverse taper holes 8
Inside be released, thus the lower hanger 3 of release and connected by test specimen, drop to the anvil block table top set, produce height and accelerate
Degree impact test environment, thus complete to be tested by the high acceleration shock of test specimen carrying.
Using the first embodiment above, the drive mechanism of the present invention uses the air pressure of cylinder and cylinder piston to drive
Formula, source of the gas is easy-to-use, and molar behavior response is fast, cylinder piston is connected directly between the upper end of thimble, utilizes cylinder piston to push away
Dynamic thimble, make the lower end of thimble in the bellmouth of locking member upper end downwards or move upward, drive the straight of locking member lower end
Footpath becomes big or reduces, so that the other end quick locking of locking member or the reverse taper holes of the lower hanger of release, reaches fast rapid release
Putting by the purpose of test specimen, the design of such structure is simple, compact, and movement response is fast, easy-to-use, in the course of the work, uses
Automatic locking and the mode quickly discharged, work efficiency is high；The reasonable in design of the present invention, utilizes Pneumatic driving type to drive,
Not polluting the environment, and itself is lightweight, the usefulness of lifting weight is big, and overall dimensions is little, can be effectively improved what impact was fallen
Highly, to produce the impact test environment of more high-impact acceleration, it is suitable for impact acceleration value and requires high, physical dimension and quality
Bigger testpieces.
Embodiment 2
As the second embodiment of the present invention, it is the another kind of implementation to the first embodiment of the present invention,
Structure is i.e. driven to use electrically driven formula.In the case of being capable of the object of the invention, it would however also be possible to employ driving of other modes
Dynamic structure.
When the drive mechanism of the present invention uses the electrically driven formula of motor and multi-bar linkage to connect, multi-bar linkage uses
Four-bar mechanism, one end of four-bar mechanism connects one end of thimble 6, and the other end of four-bar mechanism is connected with motor, during action,
Thimble 6 contacts with the inner surface of bellmouth 15, four-bar mechanism can drive thimble 6 in the bellmouth 15 of locking member 7 downwards or
Person moves upward, to drive the diameter of locking member 7 other end become big or reduce so that the other end locking of locking member 7 or
The reverse taper holes 8 of the lower hanger 3 of release.
Before using, first upper hanger 2 is connected with crane, being connected by test specimen of lower hanger 3 and required lifting or release, point
Do not start crane, motor, move the most as follows:
One end of () four-bar mechanism drives thimble 6 to move up to dead point, under the effect of back-moving spring 14, and locking member 7
Lower end reduce, reach the purpose closed up, the reverse taper holes 8 of lower hanger 3 can be pushed the lower end of locking member 7 from bottom to top；
One end of () four-bar mechanism drives thimble 6 to move downward, and thimble 6 promotes locking member 7 to rotate around bearing pin 13, locking
The lower end of part 7 is opened, and the exterior contour of locking member 7 is inverted cone, reaches the purpose that locking member 7 lower end becomes big, now locking member 7
The reverse taper holes 8 of lower end and lower hanger 3 be connected；
() crane starts to promote by test specimen by pneumatic fast release device, and crane drives upper hanger 2, now goes up hanger
2 drive lower hanger 3 setting in motion by main body 1, and gradually being mentioned lower hanger 3 by test specimen, lower hanger 3 promotes by the power of test specimen
There is the trend of gathering the lower end making locking member 7, and has the trend extruding thimble 6 in bellmouth 15, but bellmouth 15 and top
Registration interface designs between pin 6 is self-locking structure, it is ensured that what lower hanger 3 promoted can not be extruded thimble 6 by test specimen and cause carrying
Rise is come off by test specimen；
() can carry out discharging by test specimen after being promoted to test height, and when quickly discharging, one end of four-bar mechanism drives
Thimble 6 moves up to dead point, and at back-moving spring 14 and hung by under the common effect of test specimen, the lower end of locking member 7 reduces, and reaches
To the purpose closed up, the lower end of locking member 7 is released in reverse taper holes 8, thus the lower hanger 3 of release and connected tested
Part, drops to the anvil block table top set, produces high acceleration shock experimental enviroment, it is achieved rushed by the high acceleration of test specimen carrying
Hit test.
The present invention uses the second embodiment, owing to using motor directly to drive multi-bar linkage, multi-bar linkage one
In the bellmouth of the locking member upper end that end connects thimble downwards or move upward, drive the diameter of locking member lower end become big or
Reducing, so that the lower end quick locking of locking member or the reverse taper holes of the lower hanger of release, the speed of power supply response is fast, during action
Driving force is big, and pneumatic control is swift in motion, and reaction is fast, and the response of multi-bar linkage driving torque is fast, it is possible to implement accurately, work effect
Rate is high；It addition, the present invention uses such structure to design, it is suitable for various different adverse circumstances, the most inflammable, explosive, many
Dust, radiation, Qiang Ci, vibrate, the adverse circumstances such as impact, the safety of product is good, and service life is long, and reliability is high, should
Device also have compact conformation, compact size, own wt is light, simple to operation, with low cost, adapt to different size and
The advantages such as the high acceleration dropping shock test requirements document of weight, can solve the deficiencies in the prior art, add for height
The test of speed dropping shock provides the most quickly release tech means.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, it is not intended to limit；To the greatest extent
The present invention has been described in detail by pipe with reference to foregoing embodiments, it will be understood by those within the art that: it depends on
So the technical scheme described in foregoing embodiments can be modified, or the most some or all of technical characteristic is entered
Row equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.The application of the present invention be not limited to described above and dropping shock test industry, any utilize the present invention
Technical characteristic solve technical problem field all can use technical scheme.
Claims (10)
1. a pneumatic fast release device, it is characterised in that including: main body, one end of described main body is provided with connecting portion, sets in main body
Having the drive mechanism being movable in a vertical direction, be provided with locking member in connecting portion, drive mechanism is in the bellmouth of locking member one end
Downwards or move upward to drive the diameter of the locking member other end become big or reduce, described locking member other end locking or
Person discharges the reverse taper holes of lower hanger.
Pneumatic fast release device the most according to claim 1, it is characterised in that described drive mechanism includes that cylinder and cylinder are lived
Plug, cylinder piston connects one end of thimble, and the thimble other end is connected in the bellmouth of locking member.
Pneumatic fast release device the most according to claim 2, it is characterised in that described cylinder connects air cylinder fixed plate.
Pneumatic fast release device the most according to claim 2, it is characterised in that described cylinder connects trachea via.
Pneumatic fast release device the most according to claim 1, it is characterised in that described locking member and connecting portion are by bearing pin even
Connect.
Pneumatic fast release device the most according to claim 1, it is characterised in that be provided with reset between described locking member and main body
Spring.
Pneumatic fast release device the most according to claim 1, it is characterised in that the other end of described main body connects upper hanger.
Pneumatic fast release device the most according to claim 7, it is characterised in that described upper hanger is semi-circular shape.
Pneumatic fast release device the most according to claim 1, it is characterised in that one end of described lower hanger is closed, the other end
For semi-circular shape.
Pneumatic fast release device the most according to claim 1, it is characterised in that described drive mechanism include motor and
Multi-bar linkage, one end of multi-bar linkage connects motor, and the other end of multi-bar linkage is connected in the bellmouth of locking member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302530.0A CN105905778B (en) | 2016-05-10 | 2016-05-10 | The application method of fast release device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610302530.0A CN105905778B (en) | 2016-05-10 | 2016-05-10 | The application method of fast release device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105905778A true CN105905778A (en) | 2016-08-31 |
| CN105905778B CN105905778B (en) | 2018-10-19 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610302530.0A Expired - Fee Related CN105905778B (en) | 2016-05-10 | 2016-05-10 | The application method of fast release device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724768A (en) * | 2018-12-29 | 2019-05-07 | 中国空气动力研究与发展中心超高速空气动力研究所 | Dynamic Separation device and its application between a kind of hypersonic wind tunnel Stage |
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| JPH06286974A (en) * | 1993-04-05 | 1994-10-11 | Suupaa Tool:Kk | Clamp |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105905778B (en) | 2018-10-19 |
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