CN203348239U - Controllable unlocking device - Google Patents
Controllable unlocking device Download PDFInfo
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- CN203348239U CN203348239U CN2013203379097U CN201320337909U CN203348239U CN 203348239 U CN203348239 U CN 203348239U CN 2013203379097 U CN2013203379097 U CN 2013203379097U CN 201320337909 U CN201320337909 U CN 201320337909U CN 203348239 U CN203348239 U CN 203348239U
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- cylinder body
- shape memory
- memory alloy
- separating component
- alloy spring
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- 229910001285 shape-memory alloy Inorganic materials 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000003913 materials processing Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 8
- 238000007906 compression Methods 0.000 abstract description 8
- 239000002360 explosive Substances 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 3
- 230000003313 weakening effect Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- VAYOSLLFUXYJDT-RDTXWAMCSA-N Lysergic acid diethylamide Chemical class C1=CC(C=2[C@H](N(C)C[C@@H](C=2)C(=O)N(CC)CC)C2)=C3C2=CNC3=C1 VAYOSLLFUXYJDT-RDTXWAMCSA-N 0.000 description 1
- 238000005760 Tripper reaction Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a controllable unlocking device and belongs to unlocking devices. The controllable unlocking device comprises a separating component, a cylinder body, a multifunctional guide column, a second compression spring, a first compression spring, a shape memory alloy spring and a cover plate. The cylinder body is divided into a first cylinder body and a second cylinder body, the first compression spring is arranged between the separating component and the first cylinder body, the shape memory alloy spring sleeves the multifunctional guide column, a heating device is arranged in the multifunctional guide column, and the second compression spring is positioned between the multifunctional guide column and the second cylinder body. The controllable unlocking device uses the shape memory alloy spring which can work reversibly and repeatedly to control the separating component to be locked and unlocked and can quickly and accurately separate the separating component and a fixing component in various work conditions. The unlocking device is simple in structure, flexible to move, convenient to use and maintain, capable of being used repeatedly and free of pollution.
Description
Technical field
The utility model relates to the controlled tripper that the fields such as a kind of guided missile, aircraft, satellite are used, and especially a kind of tripper that adopts marmem to drive, belong to mechanical engineering and intellectual material application branch of learning field.
Background technique
The other fields such as guided missile of the prior art, aircraft, satellite often need to adopt some trippers to realize separating of separating component and main body mechanism, and in separation process, the good and bad direct relation of the performance of tripper the success or failure of main body mechanism operation.Therefore the tripper be applied in above-mentioned field must meet, and before separating, will guarantee that separating component and reliable connection of main body mechanism are that separating component is in a kind of self-locking state; To guarantee the reliable separation of separating component and main body mechanism when separating, and guarantee in separation process or after separating does not affect the follow-up work of main body mechanism.Tripper of the prior art is main mainly with the blast unlocking manner, and Fig. 1 is a kind of weakening slot type blasting bolt in prior art, mainly explosive fuse 11, the body of bolt 12, explosive 13, the first connected piece 14, weakening groove 15, the second connected piece 16, consists of; It is characterized in that: when explosive fuse 11 obtains the explosive 13 that excitation pulse is ignited the body of bolt 12 inside, in explosive 13 generations that are detonated, make internal pressure is raise, force the body of bolt 12 weakening groove 15 places fracture, thereby realize separating of the first connected piece 14 and the second connected piece 16.The explosion product that during the tripper separation process of this kind of structure, explosive 13 explosion times produce can overflow from parting surface, and blast can produce fragment, equipment or environment on every side caused to pollution and destruction to a certain degree, serious likely can have influence on the follow-up work of main body mechanism, secondly this kind of unlocking manner is that disposable mechanism can not repeatedly utilize, and hindered the application of tripper in fields such as guided missile, aircraft, satellites.
The model utility content
The technical problems to be solved in the utility model is to propose a kind of reusable, simple in structure, controlled tripper that reliable performance is stable.
In order to solve the problems of the technologies described above, controlled tripper of the present utility model comprises separating component and cylinder body, it is characterized in that: described cylinder body is divided into upper and lower two cylinder bodies, i.e. the first cylinder body and the second cylinder body by dividing plate; Be provided with the through hole of UNICOM's the first cylinder body and the second cylinder body on dividing plate; Described the first cylinder body left end has the first cylinder body opening, and described separating component stretches in the first cylinder body by the first cylinder body opening, and between separating component right-hand member and the first cylinder body, the first Compress Spring is installed, and the separating component lower end is provided with inner groovy; Described the second cylinder body lower end has the second cylinder body opening, and the second cylinder body opening is equipped with cover plate, and multi-functional guide pillar is installed in the second cylinder body, and multi-functional guide pillar from bottom to top comprises slippage platform, shape memory alloy spring erection column, outer convex body in cylinder successively; Between slippage platform and cover plate, the second Compress Spring is installed in cylinder, on the shape memory alloy spring erection column, shape memory alloy spring is installed, described shape memory alloy spring is heated while surpassing certain temperature, along self length direction, produces an elongation strain; Described outer convex body coordinates with inner groovy through through hole; Described inner groovy is that the fairing such as arc surfaced is without concave volume in sharp-pointed; Described shape memory alloy spring erection column inside is provided with heating equipment, and heating equipment is connected with control circuit; Described multi-functional guide pillar adopts transcalent metallic material or macromolecular material to make.
The dislock method of described controlled tripper, it is characterized in that comprising following process: the heating equipment that control circuit enters in working state control shape memory alloy spring erection column heats multi-functional guide pillar, the shape memory alloy spring that is set in multi-functional guide pillar is heated, when temperature surpasses certain value, shape memory alloy spring is along himself length direction generation elongation strain, promote multi-functional guide pillar motion, multi-functional guide pillar drives outer convex body motion, force outer convex body and inner groovy to be separated, the first Compress Spring in the compression Pre strained state promotes the separating component of the first cylinder interior to the cylinder body external movement, realize separating of separating component and cylinder body, after separation process completes, control circuit quits work, and shape memory alloy spring recovers its original shape gradually, enters the standby condition of next operation cycle, thereby realizes the reversible cycle work of tripper.
Described control circuit is positioned at the second cylinder body outside, and heating equipment is connected by wire with control circuit; Multi-functional guide pillar has center hole, described cover plate has through hole, and described wire is through center hole and through hole
Described evagination external surface is coated with the coating that one deck is high temperature resistant by energy and the material energy selflubricating forms.
Described separating component adopts materials processing high temperature resistant and can selflubricating to make.
Compared with prior art, but controlled tripper of the present utility model adopts the multi-functional guide pillar of the shape memory alloy spring special construction of reversible repeated work, makes the tripper of this kind of structure simple in structure, safe and reliable, and capable of circulationly repeatedly utilizes.Secondly, using shape memory alloy spring as power source in this kind of tripper separation process, realize that separating component separates with the mechanical type between main body mechanism, being different from chemical formula of the prior art separates, can not produce fragment and harmful product in separation process, surrounding enviroment and equipment are brought to unnecessary destruction, improved reliability, stability and the working life of tripper.Moreover, this kind tripper is simple in structure, motion is flexible, working service is convenient, pollution-free, make this kind not only can be in the application in the fields such as guided missile, aircraft, satellite, but also can apply in waiting other field civilian, can realize separating of under multi-field multi-operating mode separating component and main body mechanism.
The accompanying drawing explanation
Fig. 1 is a kind of tripper structural representation of the prior art;
Fig. 2 is the view before the controlled tripper shape memory alloy spring of the utility model is heated;
Fig. 3 is the view of the controlled tripper shape memory alloy spring of the utility model while being heated;
Fig. 4 is the multi-functional guide pillar work of the controlled tripper of the utility model schematic diagram;
Fig. 5 is the controlled tripper housing structure of the utility model schematic diagram;
Fig. 6 is the controlled tripper separating component of the utility model structural representation;
Fig. 7 is the controlled tripper original state of the utility model structural representation;
Fig. 7 is the controlled tripper self-locking state of the utility model structural representation;
Fig. 9 is the controlled tripper released state of the utility model structural representation;
Number in the figure title: 11, explosive fuse, 12, the body of bolt, 13, explosive, 14, the first connected piece, 15, weaken groove, 16, the second connected piece, 31, outer convex body, 32, center hole, 33, coating, 34, wire, 35, control circuit, 41, the first cylinder body, 42, through hole, 43, the second cylinder body, 44, tapped hole, 51, inner groovy, 61, separating component, 62, cylinder body, 62-1, by dividing plate, 63, multi-functional guide pillar, 63-1, slippage platform in cylinder, 63-2 shape memory alloy spring erection column, 64, the second Compress Spring, 65, bolt, 66, the first Compress Spring, 67, briquetting, 68, heating equipment, 69, shape memory alloy spring, 610, cover plate.
Embodiment
As shown in Figure of description, the controlled tripper in the present embodiment comprises separating component 61, cylinder body 62, multi-functional guide pillar 63, the second Compress Spring 64, the first Compress Spring 66, shape memory alloy spring 69, cover plate 610.
Wherein, described cylinder body 62 is by high temperature resistant, the materials processing that quality is light is made, cylinder body 62 is divided into the first cylinder body 41 and the second cylinder body 43 by dividing plate 62-1, be provided with a through hole 42 between the first cylinder body 41 and the second cylinder body 43, be provided with the first Compress Spring 66 in described the first cylinder body 41, described separating component 61 is assemblied in the first cylinder body 41 by Spielpassung, described separating component 61 is provided with an inner groovy 51, described inner groovy 51 its surfaces are similar to spherical, the fairing such as arc surfaced are without sharp-pointed protrusion shape, described separating component 61 adopts materials processing high temperature resistant and can selflubricating to make.
Described multi-functional guide pillar 63 adopts easy heat conduction and resistant to elevated temperatures metallic material or macromolecular material to make, multi-functional guide pillar 63 is provided with a center hole 32 in centre, multi-functional guide pillar 63 is located in the second cylinder body 43, and multi-functional guide pillar 63 from bottom to top comprises slippage platform 63-1, shape memory alloy spring erection column 63-2, outer convex body 31 in cylinder successively, the lower force surface that in the cylinder of multi-functional guide pillar 63, slippage platform 63-1 upper surface is shape memory alloy spring (69), the upper force surface of shape memory alloy spring 69 contacts with the upper surface of the second cylinder body 43, multi-functional guide pillar 63 inside are provided with heating equipment 68, shape memory alloy spring erection column 63-2 upper surface is provided with a briquetting 67, multi-functional guide pillar 63 is provided with a center hole 32, the wire 34 that heating equipment 68 is circumscribed with is connected with control circuit 35 through center hole 32, external circuit 35 is by central controller, switch, temperature transducer, temperature controller, switch forms, described outer convex body 31 outer surfaces are coated with the coating 33 that one deck consists of the material of can be high temperature resistant and can selflubricating, outer convex body (31) is assemblied in through hole (42) by Spielpassung, outer convex body (31) size shape can match with inner groovy (51), between slippage platform 63-1 and cover plate 610, the second Compress Spring 64 is installed in cylinder, adopt bolt 65 that cover plate 610 is fixed in to the second cylinder body 43.
Wherein, described shape memory alloy spring 69 is set in shape memory alloy spring erection column 63-2, shape memory alloy spring 69 be take thread shape memory alloy material as body material, by the special process processing and fabricating of finalizing the design, then clip two ends for fixing part, finally obtain the shape memory alloy spring finished product, the original-shape of shape memory alloy spring 69 as shown in Figure 2, when shape memory alloy spring 69 is heated, temperature surpasses after certain value along himself length direction generation elongation strain, and after distortion, shape as shown in Figure 3.
In conjunction with Fig. 7, Fig. 8 and Fig. 9, this controlled tripper self-locking, two kinds of working staties of release are described:
Apply an external force on the left surface of separating component 61, along with separating component 61 constantly stretches into the first cylinder body 41, when the lower surface of separating component 61 contacts with the outer convex body 31 of multi-functional guide pillar 63, the right-hand member lower surface of separating component (61) acts on outer convex body (31), when the inner groovy 51 of separating component 61 moves to outer convex body 31 place of multi-functional guide pillar 63, outer convex body 31 is embedded in inner groovy 51, the right surface of separating component 61 applies a pressure to the first Compress Spring 66 under external force, make the first Compress Spring 66 in the compression Pre strained state, the motion under the second Compress Spring 64 effects under the compression original state of multi-functional guide pillar 63, separating component 61 is applied to an active force, thereby separating component 61 is lock onto to cylinder body 62, its self-locking state as shown in Figure 8.
When applying an excitation pulse to control circuit 35, control circuit 35 enters working state and controls 68 pairs of multi-functional guide pillar 63 heating of heating equipment, the shape memory alloy spring (69) that is set in shape memory alloy spring erection column 63-2 is heated, the temperature suffered when shape memory alloy spring 69 surpasses certain value, along himself length direction generation elongation strain, promoting multi-functional guide pillar 63 moves downward, force outer convex body 31 to be separated with inner groovy 51, the first Compress Spring 66 in the compression Pre strained state promotes the separating component 61 of the first cylinder body 41 inside to the cylinder body external movement, realize separating of separating component 61 and cylinder body 62, its release lock status as shown in Figure 9.After separation process completes, one pulse signal occurs to control circuit 35 in temperature controller, and control circuit 35 is quit work, and shape memory alloy spring 69 recovers its original shape gradually, enter the standby condition of next operation cycle, thereby realize the reversible cycle work of tripper.
Claims (4)
1. a controlled tripper, comprise separating component (61) and cylinder body (62), it is characterized in that: described cylinder body (62) is divided into upper and lower two cylinder bodies by dividing plate (62-1), i.e. the first cylinder body (41) and the second cylinder body (43); Dividing plate (62-1) is provided with the through hole (42) that is communicated with the first cylinder body (41) and the second cylinder body (43); Described the first cylinder body (41) left end has the first cylinder body opening, described separating component (61) stretches in the first cylinder body (41) by the first cylinder body opening, and the first bullet compressing spring (66) is installed between separating component (61) right-hand member and the first cylinder body (41), and separating component (61) lower end is provided with inner groovy (51); Described the second cylinder body (43) lower end has the second cylinder body opening, the second cylinder body opening is equipped with cover plate (610), multi-functional guide pillar (63) is installed in the second cylinder body (43), and multi-functional guide pillar (63) from bottom to top comprises slippage platform (63-1), shape memory alloy spring erection column (63-2), outer convex body (31) in cylinder successively; Between slippage platform (63-1) and cover plate (610), the second Compress Spring (64) is installed in cylinder; Shape memory alloy spring (69) is installed on shape memory alloy spring erection column (63-2), and described shape memory alloy spring (69) is heated while surpassing certain temperature, along himself length direction, produces an elongation strain; Described outer convex body (31) matches with inner groovy (51) through through hole (42); The fairing such as described inner groovy (51) is arc surfaced are without concave volume in sharp-pointed; Described shape memory alloy spring erection column (63-2) inside is provided with heating equipment (68), and heating equipment (68) is connected with control circuit (35); Described multi-functional guide pillar (63) adopts transcalent metallic material or macromolecular material to make.
2. controlled tripper according to claim 1, it is characterized in that: described control circuit (35) is positioned at cylinder body (62) outside, and heating equipment (68) is connected by wire (34) with control circuit (35); Multi-functional guide pillar (63) has center hole (32), described cover plate (610) has through hole, and described wire is through center hole (32) and through hole.
3. controlled tripper according to claim 1 is characterized in that: described outer convex body (31) outer surface is coated with the coating (33) that one deck consists of the material of can be high temperature resistant and can selflubricating.
4. controlled tripper according to claim 1 is characterized in that: described separating component (61) adopts materials processing high temperature resistant and can selflubricating to make.
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CN2013203379097U CN203348239U (en) | 2013-06-14 | 2013-06-14 | Controllable unlocking device |
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CN2013203379097U CN203348239U (en) | 2013-06-14 | 2013-06-14 | Controllable unlocking device |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103334991A (en) * | 2013-06-14 | 2013-10-02 | 南京航空航天大学 | Controllable unlocking device and unlocking method thereof |
CN104760710A (en) * | 2015-03-31 | 2015-07-08 | 中国科学院长春光学精密机械与物理研究所 | Electric connection and disconnection device of satellite and launch vehicle |
CN104827445A (en) * | 2015-05-20 | 2015-08-12 | 上海电力学院 | Six-joint multifunctional mechanical mountaineering pickaxe |
CN106601547A (en) * | 2016-12-30 | 2017-04-26 | 东南大学 | Thermal switch driven by one-way shape memory alloy and control method |
WO2017160982A1 (en) * | 2016-03-17 | 2017-09-21 | Ember Technologies, Inc. | Memory metal locking mechanism |
CN108177800A (en) * | 2017-12-27 | 2018-06-19 | 哈尔滨工业大学深圳研究生院 | A kind of cradle head locked based on marmem with discharging |
CN108891609A (en) * | 2018-06-11 | 2018-11-27 | 北京航天自动控制研究所 | A kind of hanger jury launch system and put-on method based on system safety |
CN110608217A (en) * | 2019-09-03 | 2019-12-24 | 中国航空工业集团公司西安飞机设计研究所 | Automatic constant-force releasing device |
CN111434932A (en) * | 2019-01-11 | 2020-07-21 | 北京吾天科技有限公司 | Memory alloy connecting and separating device suitable for axial space limitation |
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2013
- 2013-06-14 CN CN2013203379097U patent/CN203348239U/en not_active Expired - Fee Related
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103334991A (en) * | 2013-06-14 | 2013-10-02 | 南京航空航天大学 | Controllable unlocking device and unlocking method thereof |
CN104760710A (en) * | 2015-03-31 | 2015-07-08 | 中国科学院长春光学精密机械与物理研究所 | Electric connection and disconnection device of satellite and launch vehicle |
CN104760710B (en) * | 2015-03-31 | 2016-12-07 | 中国科学院长春光学精密机械与物理研究所 | A kind of electronic satellite and the rocket connect segregation apparatus |
CN104827445A (en) * | 2015-05-20 | 2015-08-12 | 上海电力学院 | Six-joint multifunctional mechanical mountaineering pickaxe |
WO2017160982A1 (en) * | 2016-03-17 | 2017-09-21 | Ember Technologies, Inc. | Memory metal locking mechanism |
CN106601547B (en) * | 2016-12-30 | 2018-05-18 | 东南大学 | A kind of thermal switch and control method of the driving of one-way shape memory alloy |
CN106601547A (en) * | 2016-12-30 | 2017-04-26 | 东南大学 | Thermal switch driven by one-way shape memory alloy and control method |
CN108177800A (en) * | 2017-12-27 | 2018-06-19 | 哈尔滨工业大学深圳研究生院 | A kind of cradle head locked based on marmem with discharging |
CN108177800B (en) * | 2017-12-27 | 2021-04-02 | 哈尔滨工业大学(深圳) | Rotary joint based on shape memory alloy locking and releasing |
CN108891609A (en) * | 2018-06-11 | 2018-11-27 | 北京航天自动控制研究所 | A kind of hanger jury launch system and put-on method based on system safety |
CN108891609B (en) * | 2018-06-11 | 2020-09-18 | 北京航天自动控制研究所 | Hanging object emergency release system and release method based on system safety |
CN111434932A (en) * | 2019-01-11 | 2020-07-21 | 北京吾天科技有限公司 | Memory alloy connecting and separating device suitable for axial space limitation |
CN111434932B (en) * | 2019-01-11 | 2021-05-07 | 北京吾天科技有限公司 | Memory alloy connecting and separating device suitable for axial space limitation |
CN110608217A (en) * | 2019-09-03 | 2019-12-24 | 中国航空工业集团公司西安飞机设计研究所 | Automatic constant-force releasing device |
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