CN105667839B - A kind of non-firer's point type separator - Google Patents

A kind of non-firer's point type separator Download PDF

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Publication number
CN105667839B
CN105667839B CN201610083053.3A CN201610083053A CN105667839B CN 105667839 B CN105667839 B CN 105667839B CN 201610083053 A CN201610083053 A CN 201610083053A CN 105667839 B CN105667839 B CN 105667839B
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China
Prior art keywords
rotary table
separating
outer rotary
bolt
separated
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CN105667839A (en
Inventor
任明法
王�琦
王博
黄诚
张志峰
王颂
丛杰
常鑫
曹广龙
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Dalian University of Technology
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Dalian University of Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64GCOSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00Cosmonautic vehicles
    • B64G1/22Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
    • B64G1/64Systems for coupling or separating cosmonautic vehicles or parts thereof, e.g. docking arrangements
    • B64G1/641Interstage or payload connectors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64GCOSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00Cosmonautic vehicles
    • B64G1/22Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64GCOSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00Cosmonautic vehicles
    • B64G1/22Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
    • B64G1/222Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles for deploying structures between a stowed and deployed state

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  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automatic Assembly (AREA)
  • Electrostatic Separation (AREA)

Abstract

The invention discloses a kind of non-firer's point type separator, it includes being respectively arranged at body contact jaw two ends to be separated, for separating end and the capture end that body phase to be separated connects as integral type structure;The separating end is arranged at body contact jaw either end to be separated, and the separating end includes separating end connection frame, dead electricity electromagnet, shell, outer rotary table, torsion spring, inner rotary table, roller, separation nut and bolt;The capture end connects frame by the capture end and is arranged at the body contact jaw other end to be separated.The present invention uses dead electricity electromagnet as control device, it is quick on the draw, driving source is used as using torsion spring, compared to marmem, heating is not required to, reaction speed is fast, the driving force of generation is big and make it that separator is easier to overcome the frictional force existed between part and the mode of turntable rotation realizes unblock in addition, sliding friction is replaced with rolling friction, the driving moment needed for unblock is reduced, makes required torsion spring stiffness lower.

Description

A kind of non-firer's point type separator
Technical field
The present invention relates to a kind of non-firer's point type separator, the present invention can substitute traditional firer's separator and be applied to Rocket stage separation, the separation of satellite and the rocket connection, the field such as large-scale antenna expansion, Stretching of solar wings on satellite, so as to must be distributed Connection can be realized in the device or equipment on two contact levels of separation and is separated.
Background technology
Point type separator can be applied to rocket stage separation, the separation that the satellite and the rocket are connected, large-scale antenna expansion on satellite, Stretching of solar wings decile is distributed in device or equipment on two contact levels of separation, to realize connection and separate.
Currently known point type separator mainly uses priming system, such as blasting bolt, hot work nut, firer's lock production Product.Wherein, as hot work nut operation principle is:Bolt is connected with separation nut during locking, is powered during separation and is ignited separation nut Inner fuel, makes it be separated by locking state rapidly, discharges bolt;And for example firer's lock mainly includes electric connector, piston, loading Nut connecting rod etc., its operation principle is:Dynamic slidably piston is pushed with internal detonation, associated joint is taken off completely From.But above-mentioned firer's separator exist it is big to the shock loading of structure, powder burning or blast can produce pernicious gas, The polluted space environment such as fragment, not reproducible use, be not easy to carry out experimental verification, be difficult storage etc. defect.
While can also use non-firer's separator, shape-memory alloy wire is used as triggering non-firer's separator more Source separates separation nut with bolt driving, such as QWKNUT separation nuts, bayonet lock limitation runner rotation during locking, and roller is in frame Interlock between separation nut and with runner inboard groove angle, roller constraint separation nut radial separation achieves locking. Driving source driving bayonet lock action during separation, releases runner and circumferentially limits, and it is rotated to an angle under the effect of other external force, rolls Post is fallen into pulley groove, and separation nut loses radial constraint, and separation nut separates and discharges bolt, completes unblock.But base In marmem separator more there is shape-memory alloy wire self-resistance smaller, the response time low compared with the thermal efficiency The defect such as long, complicated.
The content of the invention
In view of the defect that prior art is present, should the invention aims to provide a kind of non-firer's point type separator Separator has the advantages that simple in construction, reaction speed is fast and discrete time is short.
To achieve these goals, technical scheme:
A kind of non-firer's point type separator, it is characterised in that:
The separator includes being respectively arranged at body contact jaw two ends to be separated, for body to be separated to be connected to The separating end of integral structure and capture end;
The separating end is arranged at body contact jaw either end to be separated, and the separating end includes:
The separating end connection frame of body contact jaw either end to be separated is arranged at,
The dead electricity electromagnet on the separating end connection frame is arranged at,
Be arranged at separating end connection frame end face center position, the shell for accommodating outer rotary table, the shell has The outer casing through hole for passing and being laterally moved a distance for outer rotary table arm,
It is arranged in the shell and the outer of dead electricity electromagnet is connected by the outer rotary table arm passed from the outer casing through hole Rotating disk, the outer rotary table has the outer rotary table internal diameter that accommodates inner rotary table and along the uniform some arcs in the outer rotary table inside diameter hoop direction Groove,
The torsion spring of certain torsion is wound on the outside of the outer rotary table and reserves, the one end is connected with outer rotary table arm, separately One end is fixed in the torsion spring fixing hole on separating end connection frame,
The inner rotary table in the outer rotary table internal diameter is set in, the inner rotary table has the inner rotary table internal diameter of receiving separation nut simultaneously Along the uniform some inserting slot constructions consistent with the arc groove quantity of the inner rotary table circumferencial direction,
If stem portion is plugged in the roller in each inserting slot construction, and causes each roller when the outer rotary table does not rotate, It is distributed between the outer rotary table internal diameter and separation nut, while rotating through certain angle under torsion spring driving in the outer rotary table When, it can be squeezed under separation nut horizontal force in each arc groove, and then lose to the spacing of separation nut Effect,
The separation nut of nut internal diameter being made up of some separating components and with receiving bolt, each separating component is mutual It is independent and only can constitute complete nut structure under each roller position-limiting action, to cause nut that each separating component is constituted Structure can the outer rotary table torsion spring driving under rotate through certain angle when, in elastomeric element and pretightning force under effect phase Mutually separation, and then lose the position-limiting action to bolt,
And capture end connection frame, separating end connection frame and separation nut are sequentially passed through, and have between separation nut There is the bolt of certain pretightning force, described bolt one end is resisted against by elastomeric element on the outer casing inner wall of the separating end, another End is fixed on the capture end connection frame;
The capture end connects frame by the capture end and is arranged at the body contact jaw other end to be separated.
Further, the dead electricity electromagnet is installed on the separating end by L bracket and connected on frame.
Further, the elastomeric element is preferred to use rubber tabletting.
Further, the capture end includes:
It is arranged at the capture end connection frame of body contact jaw other end end face to be separated;
It is arranged on the capture end connection frame and the sleeve with inner containment chamber;
The inner containment intracavitary is arranged at, for under pretightning force effect, the bolt ejected from the separating end is worn Cross and buffer the liner that the bolt ejects speed;
And the liner lower end is arranged at, captured for being cooperated with the liner through the bolt of the liner Rubber blanket, that is, to shake rubber blanket and liner through the bolt of the liner, complete bolt acquisition procedure.
It is preferred that, the liner center position is provided with pretightning force effect, from the bolt of separating end ejection The cross perforate passed through, interior lining is provided with the design of a cross perforate, enables to make from the rear spiral shell with certain speed Bolt is passed through, and can not eject inner containment chamber from cross perforate easily.
Compared with prior art, beneficial effects of the present invention:
1. the present apparatus does not need priming system, greatly reduce to the integrally-built impact of device, while there is easy storage, no The advantages of pollution environment such as pernicious gas, fragment can be produced;And it is reusable, and experimental verification can be carried out to product.
2. the present apparatus uses dead electricity electromagnet as control device, it is quick on the draw, just can be completed in energization very short time pair The release of outer rotary table arm, and required voltage is only 24V;Outer rotary table arm can be tightly held during no power, locking is realized, energy is saved Source.
3. the present apparatus uses torsion spring as driving source, compared to marmem, heating is not required to, reaction speed is fast, production Raw driving force is big and causes separator to be easier to overcome the frictional force existed between part.
4. the mode of turntable rotation realizes unblock beyond the present apparatus, sliding friction is replaced with rolling friction, unblock is reduced Required driving moment, makes required torsion spring stiffness lower.
5. the capture end of the present apparatus is cooperated by a liner and a rubber blanket effectively can complete to catch to bolt Obtain and buffer, reduce impact of the separation process bolt to structure.
Brief description of the drawings
Fig. 1 is the overall assembling schematic diagram of separator of the present invention;
Fig. 2 is separator partial sectional view of the present invention;
Fig. 3 is separator outer rotary table structural representation of the present invention;
Fig. 4 is separator inner rotary table structural representation of the present invention;
Fig. 5 a, Fig. 5 b are separator outer rotary table of the present invention, roller and inner rotary table arrangement schematic diagram;
Fig. 6 is that separator separating end of the present invention connects mount structure schematic diagram;
Fig. 7 is that separator of the present invention captures end partial sectional view.
In figure:1st, dead electricity electromagnet, 2, separating end connection frame, 3, L bracket, 4, outer rotary table, 41, outer rotary table linking arm, 42nd, outer rotary table internal diameter, 43, arc groove, 5, torsion spring, 6, inner rotary table, 61, inserting slot construction, 7, separation nut, 8, roller, 9, catch Obtain end connection frame, 10, bolt, 11, elastomeric element, 12, shell, 13, rubber blanket, 14, sleeve, 15, liner, 16, torsion spring fixes Hole, 17, separating end connection frame through hole.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, the present invention is entered Row is further described.
Non- firer's point type separator of the present invention includes separating end and capture end, and both are respectively arranged at body to be separated Contact jaw two ends, are integrated body phase to be separated to be connected and separation are completed when dead electricity electromagnet is powered;Its work is former Reason:During locking:Under the effect of torsion spring pretightning force, bolt has radial component effect to separation nut, it is had becoming for radial displacement Gesture, and the roller outside separation nut limits its radial displacement so that whole device reaches balance in outer rotary table, realizes locking; During separation:Dead electricity electromagnet is powered, dead electricity electromagnet loss of excitation, thus the absorption affinity of outer rotary table arm is disappeared so that outer rotary table energy Enough to rotate through certain angle under torsion spring driving, each roller being installed between outer rotary table internal diameter and separation nut is squeezed into outer turn In the arc groove of disk, as each roller is lost to the spacing of separation nut so that bolt has been ejected under elastomeric element effect Composition from;The bolt of ejection breaks through the cross perforate of liner in capture end, and it is shaken between rubber blanket and liner, directly Absorbed complete to energy, to realize capture and buffering all processes.
Specifically, as Figure 1-Figure 2, the separating end is arranged at body contact jaw either end to be separated (as a rule It is arranged at upper end as shown in Figure 1), the separating end includes:
It is arranged at the separating end connection frame 2 of body contact jaw either end to be separated;
The dead electricity electromagnet 1 on the separating end connection frame 2 is arranged at, the dead electricity electromagnet 1 is pacified by L bracket 3 Loaded on separating end connection frame 2, the dead electricity electromagnet 1 connects the dc source of controllable break-make, can when being not powered on The outer rotary table arm 41 that is attached to is adsorbed, when being powered, the demagnetization of dead electricity electromagnet 1, thus lose outer rotary table arm 41 is adsorbed Power, outer rotary table arm 41 can be laterally moved a distance in the case where reserving the torsion spring driving of certain torsion in outer casing through hole;
Be arranged at separating end connection frame end face center position, the shell 12 for accommodating outer rotary table, the shell 12 With the outer casing through hole for passing and being laterally moved a distance for outer rotary table arm 41;
It is arranged in the shell 12 and dead electricity electromagnet 1 is connected by the outer rotary table arm 41 passed from the outer casing through hole Outer rotary table 4, the outer rotary table 4 have accommodate inner rotary table outer rotary table internal diameter 42 simultaneously it is uniform along the outer rotary table inside diameter hoop direction Some arc grooves 43, as shown in Figure 3;
It is wound on the outside of the outer rotary table and reserves certain torsion as the torsion spring 5 of outer rotary table rotary driving force, the torsion spring One end is connected with outer rotary table arm, and the other end is fixed in the torsion spring fixing hole 16 on separating end connection frame, as shown in Figure 6;
The inner rotary table 6 in the outer rotary table internal diameter is set in, the inner rotary table 6 has the inner rotary table internal diameter for accommodating separation nut And along the uniform some inserting slot constructions 61 consistent with the arc groove quantity of the inner rotary table circumferencial direction, as shown in Figure 4;
If stem portion is plugged in the roller 8 in each inserting slot construction, and causes each roller when the outer rotary table does not rotate, It is tangent and may be contained between the outer rotary table internal diameter and separation nut 7 with outer rotary table internal diameter 42, while each roller is described outer When rotating disk rotates through certain angle under torsion spring driving, each arc can be squeezed under separation nut horizontal force recessed In groove, and then lose the position-limiting action to separation nut,
As shown in Fig. 5 a, Fig. 5 b, the separation of nut internal diameter being made up of some separating components and with receiving bolt 10 Nut 7, each separating component is separate and only can constitute complete nut structure under each roller position-limiting action, each to cause The nut structure that separating component is constituted can the outer rotary table torsion spring driving under rotate through certain angle when, each roller from Open with its tangent outer rotary table internal diameter, into the receiving space that the arc groove and inserting slot construction are constituted so that separation spiral shell Female each separating component produces lateral displacement, and then loses the position-limiting action to bolt, makes its elastomeric element and pretightning force in work It is separated from each other, goes out rapidly under;The elastomeric element 11 is preferred to use rubber tabletting.
And sequentially pass through capture end connection frame 9, separating end connection frame 2 and (be correspondingly arranged the separating end passed through for bolt to connect Connect frame through hole 17) and separation nut 7, and the bolt 10 with certain pretightning force, described bolt one end between separation nut On the outer casing inner wall that the separating end is resisted against by elastomeric element, the other end is fixed on the capture end connection frame;
Such as Fig. 7, the capture end connects frame by the capture end and is arranged at the body contact jaw other end to be separated, described to catch Obtaining end includes:
It is arranged at the capture end connection frame 9 of body contact jaw other end end face to be separated;
It is arranged on the capture end connection frame and the sleeve 14 with inner containment chamber;
The inner containment intracavitary is arranged at, for supplying in elastomeric element under effect, the spiral shell ejected from the separating end Bolt passes through and buffered the liner 15 that the bolt ejects speed;
And the liner lower end is arranged at, captured for being cooperated with the liner through the bolt of the liner Rubber blanket 13, that is, to shake rubber blanket and liner through the bolt of the liner, complete bolt acquisition procedure.
It is preferred that, the liner center position, which is provided with, to be supplied in pretightning force under effect, the spiral shell ejected from the separating end The cross perforate that bolt is passed through, interior lining is provided with the design of a cross perforate, enables to make from rear with certain speed Bolt is passed through, and can not eject inner containment chamber from cross perforate easily.
Wherein liner should use material softer and the preferable material of plasticity, such as wrought copper, to cause bolt to rush from top to bottom Cross after the cross perforate, the cross perforate can become the plastic deformation of all downward shape of a pintongs, and then cause spiral shell Bolt is stuck and can not ejected easily from cross perforate;Simultaneously because the termination of bolt, which is symmetrical structure, then causes cross The maximum diameter of hole of perforate is more than or equal to bolt head diagonal length.
Corresponding, each part connection/assembled relation of above-mentioned separator is:Dead electricity electromagnet 1 is connected loaded on separating end Connect in the L bracket 3 on frame 2, outer rotary table 4 is placed on separating end connection frame and its outer rotary table arm is adsorbed on dead electricity electromagnetism On iron 1, torsion spring 5 is wound on the outside of outer rotary table, and applies certain torsion, its one end is connected with outer rotary table arm, the other end is solid The torsion spring fixing hole 16 on frame is connected due to separating end, inner rotary table 6 is positioned in outer rotary table internal diameter and makes the non-slot of inner rotary table The arc groove of structure division correspondence outer rotary table, then separation nut 7 is placed in inner rotary table internal diameter, finally roller 8 is positioned over Between outer rotary table internal diameter and separation nut external diameter, connected from separating end and stretch into bolt 10 at the through hole 17 of frame 9 and tighten, by rubber pressure Piece 11 is affixed on the inside top center of shell 12, and by shell loaded on separating end connection frame;Rubber blanket 13 is affixed on the bottom of sleeve 14 Liner 15, is then placed in grabber sleeve by portion's medial center, and sleeve is installed on separating end connection frame.
Working method:Can by multiple separators on the connection contact surface of body to be separated with multiple spot distributing installation, with reality Now connect with separating.Need the through hole just like diameter 13mm to ensure that bolt can be worn on two connected contact surfaces simultaneously Cross.Separating end and capture end are respectively arranged in by above-mentioned mounting means and be vertically connected with body, the wire of dead electricity electromagnet is pressed Red just black bear is connected on the dc source just like 24V, and closes power switch.The company at end to be separated above and below now device realization Connect;When needing separation, it is powered to dc source, dead electricity electromagnet demagnetization, outer rotary table rotates to an angle under torsion spring effect, respectively Roller enters in the receiving space that the arc groove and inserting slot construction are constituted, and then separation nut is separated, and then loses pair The position-limiting action of bolt, makes bolt under pretightning force effect, goes out rapidly, the bolt gone out falls into capture end, completes to be separated The separation overall process of body.
Separator its overall structure by above-mentioned design is simple, and quality is small (about 0.53kg), and disengaging time is short (to be passed through Experimental verification, 230ms or so is only needed from supply electric signal to realization separation).
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (5)

1. a kind of non-firer's point type separator, the separator includes being respectively arranged at body contact jaw two ends to be separated, use In separating end and capture end that body phase to be separated connects as integral type structure;
The separating end is arranged at body contact jaw either end to be separated, and the separating end includes:
The separating end connection frame of body contact jaw either end to be separated is arranged at,
It is characterized in that:The separating end also includes:
The dead electricity electromagnet on the separating end connection frame is arranged at,
Be arranged at separating end connection frame end face center position, the shell for accommodating outer rotary table, the shell has for outer The outer casing through hole that rotating disk arm is passed and is laterally moved a distance,
The outer rotary table of dead electricity electromagnet is arranged in the shell and is connected by the outer rotary table arm passed from the outer casing through hole, The outer rotary table has the outer rotary table internal diameter of receiving inner rotary table and along the uniform some arc grooves in the outer rotary table inside diameter hoop direction,
The torsion spring of certain torsion is wound on the outside of the outer rotary table and reserves, the one end is connected with outer rotary table arm, the other end It is fixed in the torsion spring fixing hole on separating end connection frame,
It is set in the inner rotary table in the outer rotary table internal diameter, the inner rotary table has the inner rotary table internal diameter that accommodates separation nut and along institute The uniform some inserting slot constructions consistent with the arc groove quantity of inner rotary table circumferencial direction are stated,
If stem portion is plugged in the roller in each inserting slot construction, and causes each roller when the outer rotary table does not rotate, uniformly Between the outer rotary table internal diameter and separation nut, while when the outer rotary table rotates through certain angle under torsion spring driving, It can be squeezed under separation nut horizontal force in each arc groove, and then lose the spacing work to separation nut With,
The separation nut of nut internal diameter being made up of some separating components and with receiving bolt, each separating component is separate And complete nut structure only can be constituted under each roller position-limiting action, to cause nut structure that each separating component is constituted Can mutually it divide under effect in elastomeric element and pretightning force when the outer rotary table rotates through certain angle under torsion spring driving From,
And capture end connection frame, separating end connection frame and separation nut are sequentially passed through, and with one between separation nut Determine the bolt of pretightning force, described bolt one end is resisted against by elastomeric element on the outer casing inner wall of the separating end, and the other end is solid Due on capture end connection frame;
The capture end connects frame by the capture end and is arranged at the body contact jaw other end to be separated.
2. non-firer's point type separator according to claim 1, it is characterised in that:
The dead electricity electromagnet is installed on the separating end by L bracket and connected on frame.
3. non-firer's point type separator according to claim 1, it is characterised in that:
The elastomeric element is preferred to use rubber tabletting.
4. non-firer's point type separator according to claim 1, it is characterised in that:
The capture end includes:
It is arranged at the capture end connection frame of body contact jaw other end end face to be separated;
It is arranged on the capture end connection frame and the sleeve with inner containment chamber;
The inner containment intracavitary is arranged at, for under pretightning force effect, the bolt ejected from the separating end is passed through simultaneously Buffer the liner that the bolt ejects speed;
And it is arranged at the liner lower end, the rubber captured for being cooperated with the liner through the bolt of the liner Pad.
5. non-firer's point type separator according to claim 4, it is characterised in that:
Under the liner center position is provided with for being acted in pretightning force, the cross that the bolt ejected from the separating end is passed through Perforate.
CN201610083053.3A 2016-02-05 2016-02-05 A kind of non-firer's point type separator Active CN105667839B (en)

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CN109050987B (en) * 2018-08-08 2021-12-21 上海宇航系统工程研究所 Plate chain type star-arrow connection unlocking machine
CN109649688B (en) * 2018-12-27 2022-07-12 上海复合材料科技有限公司 Compressing sleeve for compressing and releasing mechanism and preparation method thereof
CN109515764B (en) * 2018-12-29 2022-04-15 西北工业大学 Flat plate type micro-nano satellite separation device capable of controlling rotation angular velocity
CN111301724B (en) * 2019-12-12 2021-06-15 哈尔滨工业大学 Connection unlocking mechanism based on electromagnetic drive
CN112377507B (en) * 2020-10-19 2022-07-05 北京宇航系统工程研究所 Hinge type separating nut unlocking structure
CN113955155A (en) * 2021-10-26 2022-01-21 北京微纳星空科技有限公司 Split nut type unlocking and releasing device and reusable unlocking and releasing device
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