CN107144187A - A kind of gunpowder inertia composite rotors formula interrupter - Google Patents
A kind of gunpowder inertia composite rotors formula interrupter Download PDFInfo
- Publication number
- CN107144187A CN107144187A CN201710498540.0A CN201710498540A CN107144187A CN 107144187 A CN107144187 A CN 107144187A CN 201710498540 A CN201710498540 A CN 201710498540A CN 107144187 A CN107144187 A CN 107144187A
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- Prior art keywords
- rotor
- arm
- hole
- gunpowder
- state
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/24—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected by inertia means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C15/00—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges
- F42C15/20—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a securing-pin or latch is removed to arm the fuze, e.g. removed from the firing-pin
- F42C15/21—Arming-means in fuzes; Safety means for preventing premature detonation of fuzes or charges wherein a securing-pin or latch is removed to arm the fuze, e.g. removed from the firing-pin using spring action
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Abstract
The invention discloses a kind of gunpowder inertia composite rotors formula interrupter, belong to fuze safety mechanism technical field.The interrupter includes the body for opening up rotor hole, and the rotor in the embedded rotor hole of set, accommodating gunpowder promotional implement, inertial elements part, lock pin, change-over switch, the hole for passing the parts such as fiery part, detonation transmission part are offered on rotor and body, pass through preferred structure part and optimization hole location, both made interrupter that there is larger releasing isolation corner, it can accurately recognize again and feedback isolation mechanism state in which, and ensure that interrupter can be locked in the state under each state.On the one hand the present invention ensure that the agency security under safe condition by above-mentioned setting, it is ensured that aligning for sequence is ignited under arm-to-arm, ignition efficiency is greatly improved；On the other hand, the application of the part such as change-over switch can effectively recognize interrupter state in which and feed back to control system, can further lift the security of interrupter and ignite efficiency.
Description
Technical field
The invention belongs to fuze safety mechanism technical field, and in particular to a kind of gunpowder inertia composite rotors formula isolates machine
Structure.
Background technology
Priming system is equipped with gunpowder or explosive, is burnt or exploded by being produced after environmental stimuli, with the gunpowder that ignites, ignition charge
Or do the disposable component of mechanical work and the general name of device.Interrupter is usually provided with priming system, it is made
Be make sensitive firer's element in Explosive sequence usually with next stage firer's element separation, it is ensured that fuse is accidental in its priming system
Misfire during preact, so as to avoid ammunition premature burst so that jeopardizing the safety of personnel and equipment.
The security of fuse be related to the demonstration of fuse, design, manufacture, inspection and acceptance, experiment, duties processing, using and
The life cycle managements such as explosive disposal.In safety period life-cycle of fuse, the effect of interrupter is to ensure fuse right
Arm-to-arm is in effective short-term/space of interacting goals, is safe condition in the case of remaining.
At present, conventional interrupter mechanism has slide block mechanism, lever type mechanisms and isolation rotor mechanism, wherein being turned with level
Minor interrupter is relatively conventional.Under normal circumstances, horizontal rotor formula interrupter utilizes torsion spring, clockwork spring (disc spring) or other
Spring, with less axial dimension, is adapted to the small occasion of axial dimension requirement, and level as the motive power of mechanism kinematic
Rotator type interrupter has larger releasing isolation corner, can ensure that flame proof security generally.But, it is existing
Horizontal rotor formula interrupter there is also certain defect, its defect be mainly grouped as it is following some.First, when interrupter is protected
After danger releases and moved in place, interrupter does not have lock function, under vibration, easily causes interrupter dislocation,
Explosive train is ultimately resulted in align not exclusively；Secondly, the two-stage safety piece Heterogeneous Permutation of horizontal rotor formula interrupter can cause
Mechanism size is larger, unreasonable to space utilization；Again, existing level rotator type interrupter can not generally be accurately identified and shown
Show which kind of state interrupter is in, be unfavorable for operating personnel's detection and isolation mechanism state in which, potential safety hazard is produced indirectly.
Drawbacks described above causes the application of horizontal rotor formula interrupter to be subject to certain restrictions, to the security and practicality of interrupter
Have a certain impact, it is impossible to fully meet the safe handling of fuse.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of gunpowder inertia composite rotors formula every
Disembark structure, wherein by using the setting of multistage insurance, and it is provided with larger releasing isolation corner, it is ensured that flame proof peace usually
Quan Xing, and enable interrupter state in which to be timely fed back to control system by preferred components, lift interrupter shape
The accuracy of state monitoring, along with interrupter has multistage lock function after motion in place, it is ensured that under vibration will be every
Structure of disembarking is locked in arm-to-arm, it is ensured that the reliability of detonation, lifts the security and practicality of interrupter.
To achieve the above object, machine is isolated there is provided a kind of gunpowder inertia composite rotors formula according to one aspect of the present invention
Structure, including be provided with the body of rotor hole, and can the rotor that rotates of opposing body in the embedded rotor hole of set, it is characterised in that
On the body end face of the correspondence rotor offer for house inertial elements part one end the first blind hole,
Propagation of explosion hole for housing detonation transmission part, and be further opened with the periphery wall of the body first recessed for house change-over switch
Groove, the first circular hole for housing gunpowder promotional implement, and it is axially vertical and connect the rotor hole side with first circular hole
Face is used for the through hole for housing lock pin；
With this accordingly, offered on the rotor end-face for the accommodating flash hole for passing fiery part, in the secure state
It is corresponding with first blind hole for the inertial elements part other end it is accommodating wherein with lock the safe condition the second blind hole,
The inertial elements part one end that is used for corresponding with first blind hole houses wherein to lock the arm-to-arm under arm-to-arm
The 3rd blind hole and the rotor outer periphery wall on offer lock pin breach, its aligned in the secure state with the through hole with
Inserted for the lock pin and lock the safe condition and aligned under arm-to-arm for described with first groove
Change-over switch inserts and locked the arc-shaped transition groove of the arm-to-arm；
During arm-to-arm is converted under the rotor is driven from safe condition, the inertial elements part quilt
Drive and depart from from second blind hole and make it that the inertial elements part is integrally placed in first blind hole, accordingly
Ground, the latch of the gunpowder promotional implement is driven so that the lock pin detaches the lock pin breach and releases the locking to rotor,
And then the rotor can be driven and be turned an angle so that the hole of the accommodating fiery part of biography and detonation transmission part is aligned, institute
State the first blind hole and the 3rd blind hole align and cause the inertial elements part one end be embedded in the 3rd blind hole with
The arm-to-arm is locked, and first groove just aligns with the arc-shaped transition groove and causes the change-over switch this moment
Latch can be inserted into the arc-shaped transition groove to lock the arm-to-arm, so that the change-over switch both can recognize that interrupter institute
Place's state, can be locked in arm-to-arm by interrupter again.
As a further improvement on the present invention, the rotor hole deviates the body central axle and opened up, and the rotor hole
Central shaft is parallel with the body central axle.
As a further improvement on the present invention, also opened in opposite directions with the first circular hole coaxial line on the periphery wall of the body
Provided with the second groove for housing short switch part, and second groove, the through hole and the first circular hole are two-by-two
Connection；
The short switch part includes switch body, copper cash and cut-out block, in the secure state, the short switch part
In short-circuit condition, the gunpowder promotional implement from original state be converted to state in place when, cut off the copper cash and cause described
Short switch part is in off state, and then the off state is fed back to control system by the short switch part.
As a further improvement on the present invention, arc groove is offered on the rotor, for being led for rotor rotation direction
To and limit the rotational angle of rotor.
As a further improvement on the present invention, on cross section the arc groove two ends and rotor hole center line institute
The angle that the angle of composition need to be rotated when being converted to arm-to-arm from safe condition with rotor is identical.
As a further improvement on the present invention, on cross section the arc groove two ends and rotor hole center line institute
The angle of composition is 75 °~135 °.
As a further improvement on the present invention, the lock pin includes latch, steel ball and lockpin spring, and the lock pin correspondence is described
Gunpowder promotional implement offers annular groove, and the steel ball is accommodating wherein for the lockpin spring to be defined into compressive state, turns
When son is converted to arm-to-arm by safe condition, the gunpowder promotional implement releases constraint of the steel ball to the lockpin spring, institute
State lockpin spring and detach the latch from the lock pin breach by elastic force is recovered, so as to release the lock pin to the rotor
Constraint.
As a further improvement on the present invention, it is further opened with being used to house locking member on the end face of rotor correspondence body
The 4th blind hole, for housing locking member, correspondingly, corresponding ball pin hole is offered on the body；
The locking member includes Lock spring and ball pin, and the Lock spring is in contraction state in the secure state,
The rotor hole end contact of the ball pin end and the body, rotor from safe condition turn to arm-to-arm when, described the
Four blind holes are just aligned with the ball pin hole, i.e., the Lock spring compressive state of described locking member is released, and ball pin insertion is described
So as to lock the arm-to-arm in ball pin hole.
As a further improvement on the present invention, the inertial elements part includes inertia cylinder and inertial spring, the inertia
One end of cylinder opens up fluted, and one end of the inertial spring is fixed wherein；
In the secure state, the inertia cylinder is placed among second blind hole on the side end face of rotor one, institute
The other end for stating inertial spring is placed in first blind hole on the body；Rotor turns to from safe condition and treats hair-like
During state, the inertial spring is in compressive state, and inertial elements part is integrally embedded in first blind hole；The rotor
When turning to arm-to-arm, first blind hole is aligned with the 3rd blind hole on the rotor, the embedded institute of inertia cylinder
State in the 3rd blind hole to lock the arm-to-arm.
As a further improvement on the present invention, the gunpowder promotional implement includes promoting and bushing, wherein,
The distribution is step-like structure, and its one end is promotes end, and the bushing wrapping is arranged on the distribution and promotes end
End, the position for limiting the steel ball in the secure state so that the lock pin is by the locked rotor in the safety
State；
In the secure state, the steel ball is constrained in initial position by the gunpowder promotional implement with the bushing, that is, is caused
The latch of the lock pin is embedded in the lock pin breach to lock the safe condition；Interrupter is converted to pending by safe condition
During state, the gunpowder promotional implement is started working, and the constraint for promoting releasing to the steel ball is promoted with gunpowder explosion thrust,
Then locking of the lock pin to the rotor safe condition is released.
In general, by the contemplated above technical scheme of the present invention compared with prior art, with following beneficial effect
Really：
(1) in gunpowder inertia composite rotors formula interrupter of the invention, one-level is used as by using inertial elements part
Insurance institution, lock pin is used as another grade of insurance institution, two-stage insurance institution collective effect, it is ensured that the rotor of interrupter is in safety
Do not rotated under state, the occurrence of reducing unintended detonation improves the security of interrupter；
(2) in gunpowder inertia composite rotors formula interrupter of the invention, when interrupter is in arm-to-arm, pass through
Using locking member as first order locking mechanism, inertial elements part is used as second level locking mechanism, change-over switch
Three-level locking mechanism, three-level locking mechanism collective effect, it is ensured that generating mechanism does not misplace interrupter under arm-to-arm, especially
It is the component dislocation for reducing interrupter under vibration environment, largely avoided explosive train and align incomplete problem；
(3) in gunpowder inertia composite rotors formula interrupter of the invention, gunpowder is pushed away by using short switch part
The state in place of pin device is identified and fed back, and interrupter is transformed into after arm-to-arm and be identified by change-over switch
And the accuracy of feedback, further lifting interrupter state recognition, the generation of unexpected situation is reduced, the efficiency ignited is lifted.
(4) in gunpowder inertia composite rotors formula interrupter of the invention, rotor is rotated by arc groove and alignment pin
Direction and angle are defined, and the isolation corner of setting is larger, and interrupter component in State Transferring can be effectively ensured
Align, and greatly promote the daily flame proof security of fuze mechanism；
(5) two-stage insurance institution under gunpowder inertia composite rotors formula interrupter of the invention, safe condition and pending
Three-level locking mechanism under state is optimized the arrangement of, and allows first blind hole of accommodating inertial elements part one end on the one hand in safety
Align, on the other hand aligned in arm-to-arm with the 3rd blind hole with the second blind hole during state, for secondary utilization inertial elements
Part carries out state locking, by rationally designing hole location, construction package and structure space is taken full advantage of, so as to big
The big bulk for reducing interrupter；
(6) gunpowder inertia composite rotors formula interrupter of the invention, its insurance institution can be utilized respectively the environment on bullet
Information and control system instruction, can be substantially improved the security of interrupter.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 2 is the overall structure dismounting figure of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 3 is the rotor structure upward view of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 4 is the rotor structure top view of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 5 is the rotor structure side view of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 6 is the driving part structure sectional view of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 7 is the driving part structure dismounting figure of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Fig. 8 is the inertial elements modular construction section view of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention
Figure；
Fig. 9 is the fiery modular construction sectional view of biography of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Figure 10 is the locking member structure sectional view of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Figure 11 is the body construction schematic diagram of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；
Figure 12 be the embodiment of the present invention interrupter in gunpowder promotional implement, short switch part and lock pin matching relationship show
It is intended to；
Figure 13 is the short switch block diagram of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention.
In all of the figs, same reference represents identical technical characteristic, is specially：1. rotor, 101. torsion springs
Groove, 102. shaft holes, 103. flash holes, 104. the 4th blind holes, 105. lock pin breach, 106. arc-shaped transition grooves, 107. dead axle holes,
108. arc groove, 109. second blind holes, 1010. the 5th blind holes, 1011. the 3rd blind holes；2. driving part, 201. torsion springs,
202. rotating shafts, 203. rolling bearings, 204. pressing plates；3. inertial elements part, 301. inertia cylinder, 302. inertial springs；4. pass fire
Part, 401. flame detonators, 402. shells, 403. beams；5. locking member, 501. ball pins, 502. Lock springs, 503. pressures
Spiral shell；6. guide finger, 7. detonation transmission parts, 8. bodies, 801. rotor holes, 802. shaft holes, 803. first blind holes, 804. ball pin holes,
805. screwed holes, 806. sides position hole, 807. propagation of explosion holes, 808. first grooves, 809. first circular holes, 8010. second grooves,
8011. through hole；9. change-over switch；10. gunpowder promotional implement, 1001. promote, 1007 bushings；11. short switch part, 1101
Switch body, 1102. copper cash, 1103. cut-out blocks；12. lock pin, 1201. latches, 1202. lockpin springs, 1203. steel balls；13. baffle plate；
14. pressing plate；15. spiral shell is pressed greatly.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
As long as in addition, technical characteristic involved in each embodiment of invention described below is each other not
Constituting conflict can just be mutually combined.
Fig. 1 is the overall structure diagram of the gunpowder inertia composite rotors formula interrupter of the embodiment of the present invention；Fig. 2 is this
The overall structure dismounting figure of the interrupter of inventive embodiments；Fig. 3 is that the rotor structure of the interrupter of the embodiment of the present invention is faced upward
View；Fig. 4 is the rotor structure top view of the interrupter of the embodiment of the present invention；Fig. 5 is the interrupter of the embodiment of the present invention
Rotor structure side view；Fig. 6 is the driving part structure sectional view of the interrupter of the embodiment of the present invention；Fig. 7 is the present invention
The driving part structure dismounting figure of the interrupter of embodiment；Fig. 8 is the inertial elements portion of the interrupter of the embodiment of the present invention
Part structure sectional view；Fig. 9 is the fiery modular construction sectional view of biography of the interrupter of the embodiment of the present invention；Figure 10 is implementation of the present invention
The locking member structure sectional view of the interrupter of example；Figure 11 is the body construction signal of the interrupter of the embodiment of the present invention
Figure；Figure 12 is that the matching relationship of gunpowder promotional implement in the interrupter of the embodiment of the present invention, short switch part and lock pin shows
It is intended to；Figure 13 is the short switch block diagram of the interrupter of the embodiment of the present invention.
As shown in accompanying drawing 1~13, the interrupter in a preferred embodiment of the present invention mainly includes rotor 1, driving
The fiery part 4 of part 2, inertial elements part 3, biography, locking member 5, guide finger 6, detonation transmission part 7, body 8, change-over switch 9, fire
Medicine promotional implement 10, short switch part 11, lock pin 12, baffle plate 13, pressing plate 14, big pressure spiral shell 15.
Wherein, rotor 1 is to offer to accommodate interrupter critical piece in the core component of interrupter, its both ends of the surface
Hole or cell body；Driving part 2 is mainly used in driving rotor 1 and moved, and rotor 1 is switched in arm-to-arm and safe condition,
Driving part 2 mainly includes torsion spring 201, the rotating shaft 202 for transmission, the rolling bearing 203 of accessory drive for providing driving force
And the pressing plate 204 for fixed drive part 2；Inertial elements part 3 is one of main securing member of interrupter, and it is led
To be made up of inertia cylinder 301 and inertial spring 302；It is that it is mainly wrapped for one of critical piece of fuse ignition to pass fiery part 4
Include flame detonator 401, shell 402 and beam 403；Locking member 5 is mainly used in when rotor 1 is in arm-to-arm, to turning
The location status of son 1 is locked, it is ensured that interrupter occurs without the situation of dislocation；Guide finger 6 is mainly used in controlling rotor 1
The anglec of rotation, it is ensured that the angle that rotor 1 rotates is within certain control range, so that associated components are occurred without before and after rotation
Dislocation；Detonation transmission part 7 is mainly used in igniting priming system with passing the fiery mating reaction of part 4；Body 8 is the main body machine of interrupter
The hole or cell body for accommodating interrupter critical piece are offered in one of structure, its both ends of the surface and periphery wall；Change-over switch 9 is normal
Change-over switch, including spring, moving contact, static contact and pin, for the safe condition in interrupter and arm-to-arm
When indicate current state, and lock arm-to-arm；Gunpowder promotional implement 10 is one of critical piece of interrupter, main to include pushing away
Pin 1001 and bushing 1007；Short switch part 11 includes switch body 1101, copper cash 1102, cut-out block 1103, for control
The state in place of system feedback gunpowder promotional implement 10；Lock pin 12 include latch 1201, lockpin spring 1202, steel ball 1203, for
Gunpowder promotional implement 10 coordinates with locked rotor 1 in safe condition；Baffle plate 13 is mainly used in fixing lock pin 12, prevents the phase of lock pin 12
Close part ejection；Pressing plate 14 is mainly used in fixing the rear end of short switch part 11；Big pressure spiral shell 15 is mainly used in promoting gunpowder
Device 10 is fixed in the first circular hole 809.
Further, in a preferred embodiment, rotor 1 and body 8 are in cylindrical structural, a side of body 8
Deviate the central shaft of body 8 on face and offer the rotor hole 801 for accommodating rotor 1, rotor hole 801 is blind cylindrical hole, its axis
With the axis parallel of body 8, rotor 1 is placed in rotor hole 801, and the height and the depth of rotor hole 801 of rotor 1 are preferably
It is identical.
Specifically, as seen in figures 3-5, using rotor 1 away from the bottom of rotor hole 801 a side end face as its upper surface, turn
On the upper surface of son 1, the torsional spring slot 101 for placing torsion spring 201 in driving part 2 is offered, torsional spring slot 101 is annular groove,
It is centrally located on the axis of rotor 1, and the bar shaped for being further opened with matching with the protruding end on torsion spring 201 on torsional spring slot 101 is recessed
Groove, the both sides of torsional spring slot 101 are further opened with journal stirrup groove, and the both sides journal stirrup for placing pressing plate 204, the depth of torsional spring slot 101 is excellent
Choosing is slightly below the thickness sum of pressing plate 204 and torsion spring 201, it is ensured that its upper surface can protrude the upper end of rotor 1 after pressing plate 204 is fixed
Face.It is further opened with connecting the through hole of the both sides end face of rotor 1 on rotor 1, is used as the shaft hole of the rotating shaft 202 of arrangement driving part 2
102, the axis of shaft hole 102 is overlapped with the axis of rotor 1.
Further, the arc groove 108 for placing guide finger 6, arc groove are further opened with the upper surface of rotor 1
108 be the intercommunicating pore of the connection both ends of the surface of rotor 1, and the center of circle of groove is located on the axis of rotor 1, and guide finger 6 is fixedly installed on
Arc groove 108 is fixed on body 8 close to one end of the 3rd blind hole 1011, the bottom of guide finger 6；Rotor 1 is in guide finger 6
Under limitation, rotated in a fixed angle, this angle corresponds to the two ends of arc groove 108 and rotor 1 on the cross section of rotor 1
The angle that circle center line connecting is constituted, the angle is in a preferred embodiment 90 °, and certainly, the angle of arc groove 108 also can
Other numerical value is selected as the case may be, such as 75 °, 85 °, 105 °, 135 °, in a preferred embodiment, arc groove
108 angular range is 75 °~135 °.
Correspondingly, using rotor 1 close to the bottom of rotor hole 801 a side end face as its lower surface, in the lower surface of rotor 1
On, flash hole 103 is offered, flash hole 103 is shoulder hole, fiery part 4 is passed for fixed；Also opened on the lower surface of rotor 1
Provided with the 4th blind hole 104, the 4th blind hole 104 is also shoulder hole, for installing locking member 5；In addition, on the lower surface of rotor 1
Three shrinkage pools are further opened with, three shrinkage pools are preferably internal diameter identical blind hole, and the diameter of shrinkage pool is not specifically limited, can basis
Concrete condition is selected, and three shrinkage pools are respectively used for the second blind hole for placing the one end of inertial elements part 3 in the secure state
109th, the 5th blind hole 1010 corresponding with detonation transmission part 7, and being protected for housing inertia under arm-to-arm in the secure state
3rd blind hole 1011 of dangerous one end of part 3.The position that opens up of above-mentioned shoulder hole and shrinkage pool is not specifically limited, can be according to specific
Situation decision design, but the position relationship of shoulder hole and shrinkage pool must hole location corresponding with body 8 be corresponding opens up, rank
Terraced the hole center of circle and the shrinkage pool center of circle are identical with distance of the arc groove 108 away from the center of circle with the distance in the center of circle of rotor 1, and flash hole 103,
The center of circle of 5th blind hole 105 must be identical with the angle of arc groove 108 with the angle that the circle center line connecting of rotor 1 is constituted, and second is blind
Hole 109, two centers of circle of the 3rd blind hole 1011 are also identical with the angle of arc groove 108 with the angle that the circle center line connecting of rotor 1 is constituted.
Further, on rotor 1 in a preferred embodiment, opened up on the periphery wall of the 4th blind hole 104
There is lock pin breach 105, lock pin breach 105 is corresponding with lock pin 12 in the secure state, the insertion lock pin of latch 1201 of lock pin 12 lacks
In mouth 105, for locked rotor 1 in safe condition；It is corresponding with lock pin breach 105, it is further opened with arc on the periphery wall of rotor 1
Shape lead-over groove 106, in arm-to-arm locked rotor 1 in arm-to-arm, in a preferred embodiment, arc-shaped transition groove
106 with the axis of the line of lock pin breach 105 by rotor 1, i.e. arc-shaped transition groove 106 with lock pin breach 105 on rotor 1
Positional symmetry is opened up.
It is corresponding with rotor 1, it is as shown in figure 11 the body 8 in a preferred embodiment, respective rotor 1 is opened on body 8
Provided with corresponding hole slot.Specifically, the overall preferably cylindrical structure of body 8, its upper surface corresponds to the shape and chi of rotor 1
Very little to offer rotor hole 801 corresponding with the size of rotor 1, the central shaft that rotor hole 801 deviates body 8 is opened up, i.e. rotor hole 801
Axis and the axis of body 8 it is misaligned, two axis parallels, rotor hole 801 be the circle with certain depth and diameter
Cylindricality shrinkage pool；Dead axle hole 107 on the lower surface of the bottom end face center respective rotor 1 of rotor hole 801 offers shaft hole
802, the essentially cylindrical blind hole of shaft hole 802, its side offers vertical bar connected in star, for fixed rotating shaft 202；In rotating shaft
The side in hole 802 offers the first blind hole 803, one end for housing inertial elements part 3.Further, the first blind hole 803
The center of circle it is identical with distance of the arc groove 108 away from axis on rotor 1 for the distance of the axis of rotor hole 801.
Further, the 4th blind hole 104 on the bottom surface of rotor hole 801 in respective rotor 1 is provided with ball pin hole 804, is used for
When ensureing that interrupter is transformed into arm-to-arm, the locking member 5 on rotor 1 can be aligned therewith；It is right on the bottom surface of rotor hole 801
The guide finger 6 that should be arranged on rotor 1 is provided with screwed hole 805, and the bottom spiral for being directed to pin 6 is fixed on screwed hole
In 805, rotor 1 is limited within certain slewing area indirectly.Side position hole 806 is further opened with the side of body 8, it is opened
If position is when ensureing that fuze mechanism is in a safe condition, side position hole 806 is aligned with the arc-shaped transition groove 106 on rotor 1；Enter one
Step ground, offers the propagation of explosion hole 807 for placing detonation transmission part 7, the depth in propagation of explosion hole 807 is preferred on the lower surface of body 8
The bottom surface of rotor hole 801 is connected from the lower surface of body 8, the internal diameter in propagation of explosion hole 807 is not especially limited, can be according to specific feelings
Condition decision design, but interrupter is must assure that in arm-to-arm, propagation of explosion hole 807 is aligned with the flash hole 103 on rotor 1,
Ensure that fiery part 4 is passed during arm-to-arm to be aligned with detonation transmission part 7, so as to ensure that Explosive sequence can be aligned.
Further, be further opened with the periphery wall of body 8 for house change-over switch 9 the first groove 808, be used for
The second groove 8010, the first circular hole 809 for housing gunpowder promotional implement 10 of accommodating short switch part 11, and for holding
Put the through hole 8011 of lock pin 12.Specifically, in a preferred embodiment, the axis of the first groove 808 and rotor hole 801
Axis it is intersecting and vertical, the first groove 808 offers the connection periphery wall of rotor hole 801 close to the side of rotor hole 801
Through hole, the pin for change-over switch 9 is matched by the through hole with rotor 1, and the first groove 808 opens up position and must protected
Card is when rotor 1 is transformed into arm-to-arm, and the first groove 808 is aligned with the arc-shaped transition groove 106 on the periphery wall of rotor 1, conversion
The pin of switch 9 is matched with arc-shaped transition groove 106, and rotor 1 is locked in into arm-to-arm；The axis of through hole 8011 and rotor
The axis in hole 801 is intersecting and vertical, and it opens up position and must assure that lock pin 12 lacks with the lock pin on rotor 1 in the secure state
Mouth 105 is aligned, and safe condition is in locked rotor 1 in the insertion lock pin of latch 1201 breach 105 of lock pin 12；With through hole
The axis for the first circular hole 809 that 8011 matchings are set is intersected and vertical with the axis of through hole 8011, and the first circular hole 809 is used
In accommodating gunpowder promotional implement 10, matched with this with the lock pin 12 under safe condition, and prepare to be converted to from safe condition in rotor 1
During arm-to-arm, locking of the lock pin 12 to rotor 1 is released；In a preferred embodiment, promoted to further feed back gunpowder
The state in place of device 10, matches with gunpowder promotional implement 10 and is provided with short switch part 11, the insertion of short switch part 11 and the
In the coaxial line of one circular hole 809 and the second groove 8010 opened up in opposite directions, axis and the phase of through hole 8011 of the second groove 8010
Hand over simultaneously vertical, short switch part 11 is embedded in the second groove 8010, pushed away with gunpowder that state in place is converted to from original state
Pin device 10 is matched, to recognize and feed back the state in which of gunpowder promotional implement 10 to control system.
Further, as Fig. 5~6 show driving part 2 in a preferred embodiment, its mainly include torsion spring 201,
Rotating shaft 202, rolling bearing 203 and pressing plate 204, torsion spring 201 are mainly that the rotation of rotor 1 provides driving force, and its driving force is not
Required driving force when being rotate in place less than rotor 1；Rotating shaft 202 is multi-diameter shaft, following table of the less one end of its diameter of axle from rotor 1
Face passes through and passed from the shaft hole 102 on the upper surface of rotor 1, connects the part of upper level；It is further preferred that pressing plate
204 are fixed on the upper surface of rotor 1, prevent torsion spring 201 from throwing away, and its upper surface protrudes the upper surface of rotor 1, is easy to 1 turn of rotor
When dynamic, the only upper surface of pressing plate 204 and upper level component contact, and the upper surface of rotor 1 not with upper level component contact, reduce
CONTACT WITH FRICTION area, reduces the rotary resistance of rotor 1；In order to further reduce the pivoting friction resistance of rotor 1, in rotating shaft
Rolling bearing 203 is provided between 202 and the lower surface of rotor 1, rolling bearing 203 is set in one that rotating shaft 202 passes through rotor 1
End, and in the dead axle hole 107 being arranged on the lower surface of rotor 1；In addition, the bottom of rotating shaft 202 is fixed on the rotating shaft in the middle of body 8
Among hole 802, in order to prevent rotating shaft 202 from being rotated in shaft hole 802, the side of the bottom fixing end of rotating shaft 202 is provided with one
Individual perpendicular strip bulge, shaft hole 802 is correspondingly arranged on corresponding groove, rotating shaft 202 is put into after shaft hole 802, the phase of rotating shaft 202
Do not rotated for body 8.
The inertial elements part 3 in a preferred embodiment is illustrated in figure 8, it is mainly by inertia cylinder 301 and inertia spring
The groove of fixed one end of inertia spring 302 is offered on 302 compositions, inertia cylinder 301, one end of inertia spring 302 is fixing end, fixed
In inertia cylinder 301, the other end is movable end, for being matched with corresponding hole.In the secure state, inertial elements part 3
Inertia cylinder 301 is embedded in the second blind hole 109 of rotor 1, and insert depth is preferably 2~3mm, and the movable end of inertia spring 302 is placed in
In the first blind hole 803 on body 8, rotor 1 is locked in safe condition as level of safety；When interrupter is made by lasting
Firmly prepare from safe condition be transformed into arm-to-arm when, the inertia 301 driven power of cylinder of inertial elements part 3 are from the second blind hole
Depart from 109, inertia spring 302 is in compressive state, in the rotation process of rotor 1, inertial elements part 3 is overall to be contained in the
In one blind hole 803；When interrupter moves to arm-to-arm, the first blind hole 803 on body 8 with it is the 3rd blind on rotor 1
Hole 1011 is aligned, and the inertia cylinder 301 of inertial elements part 3 is entered the 3rd blind hole 1011 by the compression elasticity effect of inertia spring 302
In, interrupter arm-to-arm is locked with this.
The fiery part 4 of biography being illustrated in figure 9 in a preferred embodiment, it is mainly by flame detonator 401, the and of shell 402
Beam 403 is constituted, and screw thread is preferably offered on shell 402, and coordinate the flash hole 103 for being fixed on rotor 1 by screw thread
In, pass the lower surface that its lower end after fiery part 4 is fixed does not protrude rotor 1；Further, the bottom beam 403 of fiery part 4 is passed
Preferably red copper pad, for buffer protection flame detonator 401, prevents the unexpected triggering flame detonator 401 that clashes.
It is as shown in Figure 10 the locking member 5 in a preferred embodiment, it is mainly by ball pin 501, the and of Lock spring 502
Pressure spiral shell 503 is constituted, and screw thread is offered on the outer peripheral face for pressing spiral shell 503, for locking member 5 to be arranged on the lower surface of rotor 1
In 4th blind hole 104, and the lower surface of the not prominent rotor 1 in lower surface of pressure spiral shell 503；The upper end of Lock spring 502 is placed on pressure spiral shell
In 503, its lower end is contained in the upper recess of ball pin 501, when fuse is in a safe condition, and Lock spring 502 is in pressure
Contracting state, the bottom of ball pin 501 is contacted with the bottom surface of rotor hole 801 on body 8.Treated when rotor 1 is turned to from safe condition
During hair-like state, locking member 5 is aligned with the ball pin hole 804 on body 8, and the Lock spring 502 in compressive state promotes ball pin
501 are embedded into ball pin hole 804, and the position of rotor 1 is locked in into the arm-to-arm.
Further, it is as shown in figure 12 gunpowder promotional implement 10, short switch part 11 and lock in a preferred embodiment
Gunpowder promotional implement 10 in the matching relationship figure of pin 12 in the secure state, a preferred embodiment includes promoting 1001 and bushing
1007.Specifically, when interrupter is in a safe condition, in the insertion lock pin of latch 1201 breach 105 of lock pin 12, control system
Show that short switch part 11 is in short-circuit condition in system, gunpowder promotional implement 10 is in original state, promotes 1001 distribution end
On bushing 1007 contacted with the steel ball 1203 of lock pin 12, steel ball 1203 is constrained in annular groove, then steel ball 1203 will
Lockpin spring 1202 constrains in the rear portion of lock pin 12, and lockpin spring 1202 is in compressive state；When interrupter prepares from safe condition
When being converted to arm-to-arm, control system sends work order to gunpowder promotional implement 10, and gunpowder promotional implement 10 reaches state in place,
Gunpowder explosion thrust is promoted promoting 1001 forward, and now, bushing 1007 is away from steel ball 1203, and steel ball 1203 is from annular groove
Depart from, that is, relieve constraint of the steel ball 1203 to lockpin spring 1202, latch 1201 is in the lockpin spring 1202 in compressive state
Under recovery stress effect, extracted from lock pin breach 105, then release locking of the lock pin 12 to the safe condition of rotor 1.
Further, as shown in figure 13 to be used to recognize and feed back shape residing for gunpowder promotional implement 10 in preferred embodiment
The short switch part 11 of state, it is contained in the second groove 8010 on body 8, and afterbody pressing plate 14 is fixed.Short switch
Part 11 mainly includes switch body 1101, copper cash 1102, cut-out block 1103, and wherein switch body 1101 is insulating materials, copper cash
1102, by the through hole in switch body 1101 and cut-out block 1103, short switch part 11 are linked into an integrated entity.Specifically, when
When gunpowder promotional implement 10 is in original state, control system monitors short switch part 11 and is in short-circuit condition；When control system
Unite and sent for gunpowder promotional implement 10 after work order, gunpowder promotional implement 10 is transformed into state in place, promote 1001 and promote cut-out block
1103 motions, cut off copper cash 1102 so that short switch part 11 is changed into off state, and the off state then is fed back into control
System processed, display gunpowder promotional implement 10 reaches state in place.
In the interrupter of a preferred embodiment, when it is in initial safe state, the first blind hole on body 8
803 align with the second blind hole 109 on the lower surface of rotor 1, and the inertia cylinder 301 of inertial elements part 3 is embedded in the second blind hole 109
In, the inertial spring 302 of the other end is embedded in the first blind hole 803, as the level of safety under interrupter safe condition, and is held
The through hole 8011 and the lock pin breach 105 on the periphery wall of rotor 1 for putting lock pin 12 are aligned, the insertion lock pin of latch 1201 of lock pin 12
In breach 105, as the another level of safety under interrupter safe condition, rotor 1 is locked in peace by two-stage insurance collective effect
Under total state.Now, driving part 2 can not drive rotor 1 to rotate, and pass fiery part 4 away from detonation transmission part 7, even if passing fiery part 4
Accidental action, will not also ignite detonation transmission part 7, fully ensure that the security of fuze mechanism.When interrupter is turned by safe condition
When changing to arm-to-arm, when such as interrupter experiences lasting environment overload, the inertia cylinder 301 of inertial elements part 3 is continuing
Under overload effect, compression inertial spring 302 is moved, and inertia cylinder 301 departs from from the second blind hole 109 of embedded rotor 1, inertia bullet
Spring 302 is in compressive state, and inertial elements part 3 releases the constraint to rotor 1.Meanwhile, control system is to gunpowder promotional implement 10
Work order is assigned, it produces explosive thrust and promotes distribution 1001 to travel forward, so that bushing 1007 is away from steel ball 1203, released
Constraint to steel ball 1203, steel ball 1203 departs from from annular groove, so as to release its constraint to lockpin spring 1202, latch
1201 detach by the recovery elastic force of lockpin spring 1202 from lock pin breach 105, and lock pin 12 releases the constraint to rotor 1.Now,
Rotor 1 rotates to arm-to-arm, in this process under the twisting resistance driving of the torsion spring 201 of driving part 2 by safe condition
In, inertial elements part 3 is overall to be contained in the first blind hole 803, and the driving force of torsion spring 201 of driving part 2 need to be not less than rotor 1
Required driving force when rotateing in place, guide finger 6 plays guide effect and position-limiting action in this course, it is ensured that the energy of rotor 1
Correspondence position is enough turned to, and the position can be limited to.When interrupter is transformed into arm-to-arm, where locking member 5
4th blind hole 104 is aligned with ball pin hole 804 so that ball pin 501 is embedded in corresponding ball pin hole 804, pending as interrupter
First order locking mechanism under state, accordingly, the first blind hole 803 on body are aligned with the 3rd blind hole 1011 on rotor 1,
So that the inertia cylinder 301 of inertial elements part 3 enters in the 3rd blind hole 1011, the second level under interrupter arm-to-arm is used as
Locking mechanism, meanwhile, the first groove 808 residing for change-over switch 9 now with 106 pairs of arc-shaped transition groove on the periphery wall of rotor 1
Just, in the front end insertion arc-shaped transition groove 106 of change-over switch 9, display rotor 1 has reached arm-to-arm, and is locked as the third level
Determine mechanism and interrupter is locked in arm-to-arm, three-level locking mechanism acts on interrupter being locked in arm-to-arm simultaneously.
Further, under the arm-to-arm the fiery part 4 of biography is aligned with detonation transmission part 7, when primary priming system is acted on, is ignited and is passed fire portion
Part 4, then ignites detonation transmission part 7, is finally completed the ignition of whole priming system.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not used to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., it all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of gunpowder inertia composite rotors formula interrupter, including it is provided with the body (8) of rotor hole (801), and set insertion
In the rotor hole (801) and can relative to the body (8) rotate rotor (1), it is characterised in that
The end face of the correspondence rotor (1) is offered for housing the first of inertial elements part (3) one end on the body (8)
Blind hole (803), the propagation of explosion hole (807) for housing detonation transmission part (7), and be further opened with using on the periphery wall of the body (8)
In the first groove (808), the first circular hole (809) for housing gunpowder promotional implement (10), Yi Jiyu of accommodating change-over switch (9)
First circular hole (809) is axially vertical and connects the through hole that the rotor hole (801) is used to house lock pin (12) sideways
(8011)；
With this accordingly, offered on rotor (1) end face for the accommodating flash hole (103) for passing fiery part (4), in safety
Inertial elements part (3) other end that is used for corresponding with first blind hole (803) houses wherein to lock the safety under state
The second blind hole (109) of state, under arm-to-arm it is corresponding with first blind hole (803) be used for inertial elements part (3)
Lock pin is offered in accommodating the 3rd blind hole (1011) and the rotor (1) periphery wall wherein to lock the arm-to-arm in one end
Breach (105), it is aligned with the through hole (8011) for the lock pin (12) is inserted and is locked and is somebody's turn to do in the secure state
Safe condition and aligned under arm-to-arm with first groove (808) for the change-over switch (9) is inserted and is locked
The arc-shaped transition groove (106) of the fixed arm-to-arm；
During arm-to-arm is converted under the rotor (1) is driven from safe condition, the inertial elements part (3)
Departed from by driving from second blind hole (109) and cause the inertial elements part (3) to be integrally placed in described first
In blind hole (803), correspondingly, the gunpowder promotional implement (10) is driven so that the lock pin (12) detaches the lock pin breach
(105) locking to rotor (1) is released, and then the rotor (1) can be driven and be turned an angle so that it is accommodating described
Pass fiery part (4) and the hole of detonation transmission part (7) aligned, first blind hole (103) and the 3rd blind hole (1011) align and
So that one end of the inertial elements part (3) is embedded in the 3rd blind hole (1011) to lock the arm-to-arm, and it is described
First groove (808) is just aligned and so that the latch of the change-over switch (9) can be inserted with the arc-shaped transition groove (106) this moment
Enter in the arc-shaped transition groove (106) to lock the arm-to-arm, so that the change-over switch (9) both can recognize that interrupter institute
Place's state, can be locked in arm-to-arm by interrupter again.
2. gunpowder inertia composite rotors formula interrupter according to claim 1, wherein, the rotor hole (801) is deviateed
Body (8) central shaft is opened up, and the rotor hole (801) central shaft is parallel with the body (8) central shaft.
3. gunpowder inertia composite rotors formula interrupter according to claim 1 or 2, wherein, the periphery of the body (8)
Also offer the second groove for housing short switch part (11) on wall in opposite directions with the first circular hole (809) coaxial line
, and second groove (8010), the through hole (8011) and the first circular hole (809) are connected two-by-two (8010)；
The short switch part (11) includes switch body (1101), copper cash (1102) and cut-out block (1103), in safe condition
Under, the short switch part (11) is in short-circuit condition, and the gunpowder promotional implement (10) is converted to shape in place from original state
During state, cut off the copper cash (1102) and make it that the short switch part (11) is in off state, the then short circuit is opened
Close part (11) and the off state is fed back into control system.
4. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 3, wherein, the rotor
(1) arc groove (108) is offered on, for being oriented to for the rotor (1) rotation direction and limiting the rotation of the rotor (1)
Angle.
5. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 4, wherein, in cross section
Angle and the rotor (1) that the two ends of the upper arc groove (108) and the line at the rotor hole (801) center are constituted
The angle that need to be rotated when being converted to arm-to-arm from safe condition is identical.
6. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 5, wherein, in cross section
The angle that the two ends of the upper arc groove (108) and the line at the rotor hole (801) center are constituted is 75 °~135 °.
7. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 6, wherein, the lock pin
(12) latch (1201), lockpin spring (1202) and steel ball (1203), lock pin (12) correspondence gunpowder promotional implement are included
(10) annular groove is offered, and the steel ball (1203) is accommodating wherein for the lockpin spring (1202) is defined into compression
State, when the rotor (1) is converted to arm-to-arm by safe condition, the gunpowder promotional implement (10) releases the steel ball
(1203) to the constraint of the lockpin spring (1202), the lockpin spring (1202) by recover elastic force by the latch (1201) from
Detached in the lock pin breach (105), so as to release constraint of the lock pin (12) to the rotor (1).
8. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 7, wherein, at described turn
The 4th blind hole (104) for being used to house locking member (5) is further opened with the end face of sub (1) correspondence body (8), accordingly
Corresponding ball pin hole (804) is offered on ground, the body (8), the locking member (5) includes ball pin (501), locking
Spring (502)；
In the secure state, the Lock spring (502) is in contraction state, ball pin (501) end and the body (8)
On rotor hole (801) end contact, the rotor (1) from safe condition turn to arm-to-arm when, the 4th blind hole
(104) just aligned with the ball pin hole (804), i.e., Lock spring (502) compressive state of described locking member (5) is released,
The ball pin (501) inserts in the ball pin hole (804) to lock the arm-to-arm.
9. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 8, wherein, the inertia
Securing member (3) includes inertia cylinder (301) and inertial spring (302), and one end of the inertia cylinder (301) opens up fluted, institute
The one end for stating inertial spring (302) is fixed wherein；
In the secure state, the inertia cylinder (301) is placed in second blind hole on the side end face of rotor (1) one
(109) in, the other end of the inertial spring (302) is placed in first blind hole (803) on the body；Described turn
Sub (1) is turned to during arm-to-arm from safe condition, and the inertial spring (302) is in compressive state and overall embedded institute
State in the first blind hole (803)；When the rotor (1) turns to arm-to-arm, first blind hole (803) and the rotor (1)
On the 3rd blind hole (1011) align, is treated in embedded 3rd blind hole (1011) of inertia cylinder (301) with locking this
Hair-like state.
10. according to gunpowder inertia composite rotors formula interrupter according to any one of claims 1 to 9, wherein, the gunpowder
Promotional implement (10) includes promoting (1001) and bushing (1007)；
Described promote (1001) are step-like structure, and its one end is promotes end, and bushing (1007) wrapping is arranged on described push away
Sell the end that (1001) promote end, the position for limiting the steel ball (1203) in the secure state so that the lock pin
(12) rotor (1) is locked in the safe condition；
In the secure state, the steel ball (1203) is constrained in initially by the gunpowder promotional implement (10) with the bushing (1007)
Position, that is, in the embedded lock pin breach (105) of latch (1201) of the lock pin (12) to lock the safe condition；Every
When structure of disembarking is converted to arm-to-arm by safe condition, the gunpowder promotional implement (10) is started working, and is pushed away with gunpowder explosion thrust
The dynamic constraint for promoting (1001) releasing to the steel ball (1203), then releases the lock pin (12) to the rotor (1)
The locking of safe condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710498540.0A CN107144187B (en) | 2017-06-27 | 2017-06-27 | A kind of gunpowder inertia composite rotors formula interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710498540.0A CN107144187B (en) | 2017-06-27 | 2017-06-27 | A kind of gunpowder inertia composite rotors formula interrupter |
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| CN107144187B CN107144187B (en) | 2018-11-16 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978798A (en) * | 1973-11-09 | 1976-09-07 | Kaj Backstrom | Fuze mechanism having integrated safety functions |
| EP2060868A2 (en) * | 2007-11-16 | 2009-05-20 | JUNGHANS Microtec GmbH | Safety device for a fuse |
| CN104677204A (en) * | 2015-02-13 | 2015-06-03 | 湖北三江航天红林探控有限公司 | Fuze isolation mechanism |
| CN204461248U (en) * | 2015-02-13 | 2015-07-08 | 湖北三江航天红林探控有限公司 | A kind of interrupter mechanism |
-
2017
- 2017-06-27 CN CN201710498540.0A patent/CN107144187B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3978798A (en) * | 1973-11-09 | 1976-09-07 | Kaj Backstrom | Fuze mechanism having integrated safety functions |
| EP2060868A2 (en) * | 2007-11-16 | 2009-05-20 | JUNGHANS Microtec GmbH | Safety device for a fuse |
| CN104677204A (en) * | 2015-02-13 | 2015-06-03 | 湖北三江航天红林探控有限公司 | Fuze isolation mechanism |
| CN204461248U (en) * | 2015-02-13 | 2015-07-08 | 湖北三江航天红林探控有限公司 | A kind of interrupter mechanism |
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| Publication number | Publication date |
|---|---|
| CN107144187B (en) | 2018-11-16 |
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