CN207095419U - A kind of constraint formula interrupter based on electromagnetism pin removal - Google Patents

Abstract

The utility model discloses a kind of constraint formula interrupter based on electromagnetism pin removal, belong to fuze safety mechanism technical field.The interrupter includes the body that center is provided with rotor hole, and coaxial sleeve insertion rotor hole in can opposing body rotate rotor, accommodating electromagnetism pin removal is offered on rotor and body, passes the corresponding hole of fiery part and detonation transmission part, by the position relationship for optimizing hole, make interrupter that there is larger releasing isolation corner, and settings of insurance institution and locking mechanism enables and be locked in corresponding position with the interrupter under arm-to-arm under safe condition.On the one hand the utility model optimizes the arrangement of parts form of interrupter by above-mentioned setting, reduce the bulk of interrupter, improves the applicability of interrupter；On the other hand, the insurance institution under safe condition can effectively improve the security of interrupter, and the locking mechanism under arm-to-arm, which can be effectively ensured, ignites aligning for sequence, greatly improves ignition efficiency.

Description

A kind of constraint formula interrupter based on electromagnetism pin removal

Technical field

The utility model belongs to fuze safety mechanism technical field, and in particular to a kind of constraint formula based on electromagnetism pin removal Interrupter.

Background technology

Priming system is equipped with gunpowder or explosive, burning or blast is produced after by 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 With being sensitive firer's element in Explosive sequence usually with next stage firer's element separation, 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 Motive power of the spring as mechanism kinematic, there is less axial dimension, be adapted to the small occasion of axial dimension requirement, and it is horizontal Rotator type interrupter has larger releasing isolation corner, can ensure that flame proof security generally.It is but existing Horizontal rotor formula interrupter there is also it is certain the defects of, 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, horizontal rotor formula interrupter usually not effectively utilizes the ring on bullet Environment information (such as fly overload, centrifugal force, Aerodynamic Heating), and the driving of two-stage safety piece needs to consume fuse or missile power supply, Energy dissipation is caused, and security is relatively low.Drawbacks described above causes the application of horizontal rotor formula interrupter to be subject to certain restrictions, The security and practicality of interrupter are had a certain impact, can not fully meet the safe handling of fuse.

Utility model content

For the disadvantages described above or Improvement requirement of prior art, the utility model provides a kind of based on electromagnetism pin removal Constraint formula interrupter, wherein by using insurance institution, it is provided with larger releasing isolation corner, it is ensured that flame proof peace usually Quan Xing, and interrupter has lock function after motion in place, can ensure that under vibration in state in place, ensures detonation Reliability, lift the security and practicality of fuze mechanism.

To achieve the above object, the utility model provides a kind of constraint formula interrupter based on electromagnetism pin removal, including Center is provided with the body of rotor hole, and can the rotor that rotates of opposing body in coaxial sleeve insertion rotor hole, it is characterised in that

The end face of respective rotor offers the first blind hole of accommodating electromagnetism pin removal, for housing propagation of explosion portion on the body The propagation of explosion hole of part；

Offered on the rotor for the accommodating flash hole for passing fiery part, in the secure state with the first blind hole position pair The latch ends for electromagnetism pin removal answered be inserted with lock the pin hole of the safe condition and under arm-to-arm with Lower end of looking into corresponding to first blind hole for electromagnetism pin removal is inserted to lock the 3rd blind hole of the arm-to-arm.

As further improvement of the utility model, arc groove is offered on the rotor, for for rotor rotation side To being oriented to and limit the rotational angle of rotor.

As further improvement of the utility model, the company at the arc groove both ends and rotor hole center on cross section The angle that the angle that line is formed need to rotate when being converted to arm-to-arm from safe condition with rotor is identical.

As further improvement of the utility model, the company at the arc groove both ends and rotor hole center on cross section The angle that line is formed is 75 °~135 °.

As further improvement of the utility model, the electromagnetism pin removal includes armature, yoke, limit spring and line bag Component, wherein,

The armature is step-like structure, and its one end is latch ends, is locked for inserting in corresponding hole, its is another One end is the adhesive end in inclined-plane；

The yoke is the step-like structure matched with the armature, and it offers ladder on the end face of the armature Groove, for housing the limit spring, and step groove is provided with the ramp structure matched with the armature adhesive end；

One end of the limit spring is embedded in the step groove on the yoke, and the other end is set in the rank of the armature Terraced structure one end, for promoting the armature to be locked；

The solenoid component is set around the armature and the yoke, for being produced between the yoke and the armature Raw electromagnetic force, overcomes the elastic force of the limit spring, completes the adhesive of the armature and the yoke.

In general, by the contemplated above technical scheme of the utility model compared with prior art, have with following Beneficial effect：

(1) in the constraint formula interrupter of the present utility model based on electromagnetism pin removal, make by using electromagnetism pin removal For the insurance institution under safe condition, ensure that the rotor of interrupter does not rotate in the secure state, reduce unintended detonation The occurrence of, improve the security of interrupter；

(2) in the constraint formula interrupter of the present utility model based on electromagnetism pin removal, hair-like is treated when interrupter is in During state, as locking mechanism, ensureing interrupter, generating mechanism does not misplace electromagnetism pin removal under arm-to-arm, especially reduces The component dislocation of interrupter, largely avoided explosive train and aligns incomplete problem under vibration environment；

(3) in the constraint formula interrupter of the present utility model based on electromagnetism pin removal, by arc groove and alignment pin pair Rotor rotation direction and angle are defined, and the isolation corner set is larger, and interrupter can be effectively ensured and turn in state Component aligns when changing, and greatly promotes the daily flame proof security of fuze mechanism；

(4) the constraint formula interrupter of the present utility model based on electromagnetism pin removal, Arming Assembly and treat under safe condition Locked component under hair-like state optimizes the arrangement of, and allows electromagnetism pin removal can also conduct as the insurance institution under safe condition Locking mechanism under arm-to-arm, so as to greatly reduce the bulk of interrupter；

(5) the constraint formula interrupter of the present utility model based on electromagnetism pin removal, its insurance institution can be utilized respectively bullet On environmental information and control system instruction, the security of interrupter can be substantially improved.

Brief description of the drawings

Fig. 1 is the overall structure signal of the constraint formula interrupter based on electromagnetism pin removal of the utility model embodiment Figure；

Fig. 2 is the rotor structure side view of the interrupter of the utility model embodiment；

Fig. 3 is the rotor structure top view of the interrupter of the utility model embodiment；

Fig. 4 is the driving part structure sectional view of the interrupter of the utility model embodiment；

Fig. 5 is the driving part structure dismounting figure of the interrupter of the utility model embodiment；

Fig. 6 is the inertial elements modular construction sectional view of the interrupter of the utility model embodiment；

Fig. 7 is the biography fire modular construction sectional view of the interrupter of the utility model embodiment；

Fig. 8 is the locking member structure sectional view of the interrupter of the utility model embodiment；

Fig. 9 is the electromagnetism pin pulling device structure sectional view of the interrupter of the utility model embodiment；

Figure 10 is the body construction top view of the interrupter of the utility model embodiment；

Figure 11 is the body construction side view of the interrupter of the utility model embodiment.

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. the 5th blind holes, 106. pin holes, 107. the 3rd blind holes, 108. lock hole, 109. dead axle holes, 1010. arc grooves；2. driving part, 201. torsion springs, 202. rotating shafts, 203. axis of rolling Hold, 204. pressing plates；3. inertial elements part, 301. inertia cylinders, 302. inertial springs；4. fiery part is passed, 401. flame detonators, 402. shells, 403. beams；5. locking member, 501. ball pins, 502. Lock springs, 503. pressure spiral shells；6. guide finger, 7. propagation of explosions Part, 8. bodies, 801. rotor holes, 802. shaft holes, 803. first blind holes, 804. second blind holes, 805. ball pin holes, 806. spiral shells Pit, 807. side position holes, 808. propagation of explosion holes；9. electromagnetism pin removal, 901. armature, 902. yokes, 903. limit springs, 904. lines Pack assembly, 905. every magnetic patch, 906. housings.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this Utility model, it is not used to limit the utility model.

As long as in addition, technical characteristic involved in each embodiment of the utility model disclosed below each other it Between do not form conflict can be mutually combined.

Fig. 1 is the overall structure signal of the constraint formula interrupter based on electromagnetism pin removal of the utility model embodiment Figure；Fig. 2 is the rotor structure side view of the interrupter of the utility model embodiment；Fig. 3 be the utility model embodiment every Disembark the rotor structure front view of structure；Fig. 4 is the driving part structure sectional view of the interrupter of the utility model embodiment；Figure 5 be the driving part structure dismounting figure of the interrupter of the utility model embodiment；Fig. 6 is the isolation of the utility model embodiment The inertial elements modular construction sectional view of mechanism；Fig. 7 is that the biography fire modular construction of the interrupter of the utility model embodiment is cutd open View；Fig. 8 is the locking member structure sectional view of the interrupter of the utility model embodiment；Fig. 9 is that the utility model is implemented The electromagnetism pin pulling device structure sectional view of the interrupter of example；Figure 10 is the body construction of the interrupter of the utility model embodiment Front view；Figure 11 is the body construction side view of the interrupter of the utility model embodiment.

As shown in accompanying drawing 1~11, interrupter in a preferred embodiment of the present utility model mainly include rotor 1, Driving part 2, inertial elements part 3, biography fiery part 4, locking member 5, guide finger 6, detonation transmission part 7, body 8 and electromagnetism are pulled pin Device 9.

Wherein, rotor 1 is the core component of interrupter, is offered in its both ends of the surface and accommodates interrupter critical piece Hole or cell body；Driving part 2 is mainly used in driving rotor 1 to move, 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 one of critical piece that fuse is used for ignition to pass fiery part 4, and it is mainly wrapped 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, and ensures that interrupter occurs without the situation of dislocation；Guide finger 6 is mainly used in controlling rotor 1 The anglec of rotation, ensure the angle of the rotation of rotor 1 within certain control range, so that associated components occur 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 One of structure, the hole or cell body for accommodating interrupter critical piece are offered in its both ends of the surface；Electromagnetism pin removal 9 is interrupter One of main securing member, mainly include armature 901, yoke 902, limit spring 903, solenoid component 904, every magnetic patch 905 With housing 906.

Further, rotor 1 and body 8 are in cylindrical structural, are offered on the one end side of body 8 and accommodate rotor 1 Rotor hole 801, rotor hole 801 is blind cylindrical hole, the coaxial sleeve of rotor 1 in rotor hole 801, and can opposing body 8 enter Row rotates, and the height of rotor 1 and the depth of rotor hole 801 are preferably identical.

Specifically, as shown in figures 2-3, the side end face for deviating from the bottom of rotor hole 801 using rotor 1 is turning as its upper surface 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 branch ear slot, and for placing the both sides journal stirrup of 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, and its upper surface can protrude the upper end of rotor 1 after guarantee 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, the shaft hole as the rotating shaft 202 of arrangement driving part 2 102, the axis of shaft hole 102 overlaps with the axis of rotor 1.

Further, the arc groove 1010 for placing guide finger 6 is further opened with the upper surface of rotor 1, arc is recessed Groove 1010 is connects the intercommunicating pore of the both ends of the surface of rotor 1, and the center of circle of groove is located on the axis of rotor 1, i.e. arc groove 1010 The each section of distance away from the axis of rotor 1 is all equal.In a preferred embodiment, guide finger 6 is fixedly installed on arc groove 1010 are fixed on body 8 close to one end of the 3rd blind hole 107, the bottom of guide finger 6；Rotor 1 under the limitation of guide finger 6, Rotated in a fixed angle, this angle corresponds to the angle of arc groove 1010.The both ends of arc groove 1010 are corresponding to be turned The angle in the sub 1 end face center of circle is in a preferred embodiment 90 °, and certainly, the angle of arc groove 1010 also can be according to specific Situation selects other numerical value, such as 75 °, 85 °, 105 °, 135 ° etc., in a preferred embodiment, the folder of arc groove 1010 Angular region is 75 °~135 °.

Correspondingly, using rotor 1 close to a side end face of the bottom of rotor hole 801 as its lower surface, in the lower surface of rotor 1 On, flash hole 103 is offered, flash hole 103 is shoulder hole, and 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 selects, and three shrinkage pools are respectively to be used to place the 3rd blind hole 107 of inertial elements part 3, corresponding detonation transmission part 7 5th blind hole 105, and for pin hole 106 corresponding with the latch of the front end of 9 armature of electromagnetism pin removal 901.Above-mentioned shoulder hole Be not specifically limited with the position that opens up of shrinkage pool, can decision design as the case may be, but the position of shoulder hole and shrinkage pool Relation must with corresponding hole location is corresponding on body 8 opens up, the distance of the shoulder hole center of circle and the shrinkage pool center of circle with the center of circle of rotor 1 It is identical with distance of the arc groove 1010 away from the center of circle, and the folder in the center of circle of center of circle respective rotor 1 of flash hole 103, the 5th blind hole 105 Angle must be identical with the angle of arc groove 1010, the 3rd blind hole 107, pin hole 106 the center of circle of two center of circle respective rotor 1 folder Angle is also identical with the angle of arc groove 1010.

Body 8 corresponding with rotor 1, being shown such as Figure 10~11 in a preferred embodiment, respective rotor on body 8 1 offers corresponding hole slot.Specifically, the overall preferably cylindrical structure of body 8, its upper surface correspond to the shape of rotor 1 Rotor hole 801 corresponding with the size of rotor 1 is provided with, i.e. rotor hole 801 is the cylindrical shrinkage pool with certain depth and diameter； Dead axle hole 109 on the lower surface of the bottom end face center respective rotor 1 of rotor hole 801 offers shaft hole 802, shaft hole 802 essentially cylindrical blind holes, its side offer vertical bar connected in star, for fixed rotating shaft 202；The two of shaft hole 802 Side is correspondingly disposed with two blind holes, i.e. the first blind hole 803 and the second blind hole 804.Wherein, the first blind hole 803 is used to house electromagnetism Pin removal 9, the second blind hole 804 are used for the one end for housing inertial elements part 3, and further, two blind hole centers of circle are for body 8 The distance of axis is identical with distance of the arc groove 1010 away from axis on rotor 1, and two blind hole centers of circle respective rotor hole The angle of the 801 bottom surfaces center of circle is identical with the angle of arc groove 1010, that is, when ensureing that fuze mechanism is in a safe condition, first is blind Hole 803 aligns with the pin hole 106 on the lower surface of rotor 1, and the second blind hole 804 and the 3rd blind hole 107 on the lower surface of rotor 1 are right Just, so as to ensureing that the insurance of the two-stage of interrupter can lock rotor 1 in the secure state when initial.

Further, the 4th blind hole 104 on the bottom surface of rotor hole 801 in respective rotor 1 is provided with ball pin hole 805, is used for When ensureing that fuze mechanism is in arm-to-arm, the locking member 5 on rotor 1 can align therewith；It is corresponding on the bottom surface of rotor hole 801 The guide finger 6 arranged on rotor 1 is provided with screwed hole 806, the bottom spiral for being directed to pin 6 is fixed on screwed hole 806 In, rotor 1 is limited within certain slewing area indirectly.Side position hole 807 is further opened with the side of body 8, it is opened up Position is that lock hole 108 and the side position hole 807 of rotor 1 align when ensureing that fuze mechanism is in a safe condition；Further, exist The propagation of explosion hole 808 for placing detonation transmission part 7 is offered on the lower surface of body 8, the depth in propagation of explosion hole 808 is preferably from body 8 Lower surface connection rotor hole 801 bottom surface, the internal diameter in propagation of explosion hole 808 is not especially limited, can be preferred as the case may be Design, but fuze mechanism is must assure that in arm-to-arm, the flash hole 103 above rotor 1 must align with propagation of explosion hole 808, Ensure that passing fiery part 4 can align with detonation transmission part 7, so as to ensure that Explosive sequence can align.

Further, be as shown in Figures 4 and 5 the 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 is reduced not with upper level component contact CONTACT WITH FRICTION area, reduce 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 109 being arranged on the lower surface of rotor 1；In addition, the bottom of rotating shaft 202 is fixed on the rotating shaft among 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 a groove, and after rotating shaft 202 is put into shaft hole 802, rotating shaft 202 is relative Do not rotated in body 8.

The inertial elements part 3 being illustrated in figure 6 in a preferred embodiment, it is mainly by inertia cylinder 301 and inertia spring 302 compositions, the inertia cylinder 301 of inertial elements part 3 are embedded in the 3rd blind hole 107 of rotor 1, and insert depth is preferably 2~ 3mm, one end of inertia spring 302 are fixed on the inside of inertia cylinder 301, and in the original state of fuze mechanism, its other end is placed in this In second blind hole 804 of body 8, rotor 1 is locked in safe condition as level of safety.

The biography fire part 4 being illustrated in figure 7 in a preferred embodiment, it is mainly by flame detonator 401, the and of shell 402 Beam 403 forms, 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, prevent the unexpected triggering flame detonator 401 that clashes.

The locking member 5 being illustrated in figure 8 in a preferred embodiment, it is mainly by ball pin 501, the and of Lock spring 502 Pressure spiral shell 503 forms, and presses and offers screw thread on the outer peripheral face of spiral shell 503, for locking member 5 to be arranged on the lower surface of rotor 1 In 4th blind hole 104, and press the lower surface of the not prominent rotor 1 in lower surface of spiral shell 503；The upper end of Lock spring 502 is placed on pressure spiral shell In 503, its lower end is placed in the upper recess of ball pin 501, and when fuse is in a safe condition, Lock spring 502 is in pressure Contracting state, the bottom of ball pin 501 contact with body 8.When rotor 1 turns to arm-to-arm from safe condition, locking member 5 Aligned with the ball pin hole 805 on body 8, the Lock spring 502 in compressive state promotes ball pin 501 to be embedded into ball pin hole 805 In, the position of rotor 1 is locked in state in place.

The electromagnetism pin removal 9 being illustrated in figure 9 in a preferred embodiment, it is mainly by armature 901, yoke 902, spacing Spring 903, solenoid component 904, form every magnetic patch 905 and housing 906.Specifically, electromagnetism pin removal 9 is fixed on the first blind hole In 803, armature 901 is preferably ledge structure, and its one end is latch ends, is positioned for inserting pin hole 106, its other end For adhesive end, for carrying out matching adhesive with the adhesive face of yoke 902.It is further preferred that it is with 902 corresponding adhesive face of yoke The angle of inclined-plane, inclined-plane and horizontal plane is not specifically limited, and is in a preferred embodiment 60 °；With 901 corresponding yoke of armature Open up fluted on iron 902, for placing limit spring 903, limit spring one end is placed in the inside of the upper groove of yoke 902, separately One end is set in one end of armature 901, for limiting the position of armature 901, i.e., when fuze mechanism is in a safe condition, and spacing bullet Armature 901 is limited in certain position by spring 903 by its pulling force, and the face corresponding with the adhesive face of armature 901 of yoke 902 is also provided with For the inclined-plane of corresponding angle, i.e., in a preferred embodiment, the angle on inclined-plane and horizontal plane on yoke 902 is 60 °, one In individual preferred embodiment, armature 901 and yoke 902 are preferably made up of electromagnetic pure iron；Solenoid component 904 is mainly painted by coil holder and circle Envelope curve is formed, and for circle enamel-covered wire on coil holder, coil holder is preferably not magnetic conductive metal material；Further, electromagnetism pin removal 9 Housing 906 is preferably that electromagnetic pure iron material is formed, and yoke 902 and housing 906 further preferably can be encapsulated as one using rolling Body, i.e., yoke 902 is fixed on inside housing 906.When fuze mechanism is transformed into arm-to-arm from safe condition, electromagnetism is pulled pin Device 9 is powered by solenoid component 904 and produces electromagnetic attraction, armature 901 is overcome the elastic resistance and yoke of limit spring 903 902 adhesives, the i.e. latch ends of armature 901 detach pin hole 106.

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 pin hole 106 on the lower surface of rotor 1, and the second blind hole 804 and the 3rd blind hole 107 on the lower surface of rotor 1 are right Just, i.e. the inertia cylinder 301 of inertial elements part 3 is embedded in the 3rd blind hole 107, and the insertion second of inertial spring 302 of the other end is blind In hole 804, as the level of safety of interrupter, and the armature 901 of electromagnetism pin removal 9 is embedded in pin hole 106, as isolation Rotor 1 is locked in the home position of safe condition, driving part 2 by the other level of safety of mechanism, two-stage insurance collective effect Rotor 1 can not be driven to rotate, now, fiery part 4 is passed away from detonation transmission part 7, even if passing the fiery accidental action of part 4, will not also draw Quick-fried detonation transmission part 7, fully ensure that the security of fuze mechanism；When fuze mechanism is transformed into arm-to-arm by safe condition, i.e., When interrupter experiences lasting environment overload, for the inertia cylinder 301 of inertial elements part 3 under sustained overload effect, compression is used Property spring 302 move, inertia cylinder 301 departs from from the 3rd blind hole 107 of embedded rotor 1, and inertial elements part 3 is released to rotor 1 constraint.Meanwhile control system assigns power supply instruction to electromagnetism pin removal 9, solenoid component 904 is started working, and is produced magnetic force and is pushed away Moving armature 901 and the adhesive of yoke 902, the latch ends of armature 901 detach pin hole 106, and electromagnetism pin removal 9 is released to rotor 1 Constraint.Now, rotor 1 rotates to arm-to-arm under the twisting resistance driving of the torsion spring 201 of driving part 2 by safe condition, During this, the driving force of torsion spring 201 of driving part 2 otherwise required driving force, guide finger when being rotate in place less than rotor 1 6 play guide effect and position-limiting action in this course, ensure that rotor 1 can turn to correspondence position, and can be limited to this Position.When fuze mechanism is transformed into arm-to-arm, in ball pin hole 805 corresponding to the insertion of ball pin 501 of locking member 5, accordingly , the deenergization of electromagnetism pin removal 9, electromagnetism pin removal 9 places inertial elements part 3 with being used on the lower surface of original rotor 1 The 3rd blind hole 107 align, the latch ends of its armature 901 are embedded in the 3rd blind hole 107, i.e., now locking member 5 and electromagnetism pull out Sell device 9 and state locking is carried out to the interrupter under arm-to-arm.Further, the biography fire part 4 and propagation of explosion under arm-to-arm Part 7 aligns, and when primary priming system acts on, ignites and passes fiery part 4, then ignites detonation transmission part 7, be finally completed whole firer The ignition of product.

As it will be easily appreciated by one skilled in the art that preferred embodiment of the present utility model is the foregoing is only, not To limit the utility model, any modification of all made within spirit of the present utility model and principle, equivalent substitution and change Enter, should be included within the scope of protection of the utility model.

Claims (5)

1. a kind of constraint formula interrupter based on electromagnetism pin removal, including center are provided with the body (8) of rotor hole (801), with And can the rotor (1) that rotates of opposing body (8) in coaxial sleeve insertion rotor hole (801), it is characterised in that

The end face of respective rotor (1) offers the first blind hole (803) of accommodating electromagnetism pin removal (9), is used on the body (8) The propagation of explosion hole (808) of accommodating detonation transmission part (7)；

Offered on the rotor (1) for the accommodating flash hole (103) for passing fiery part (4), blind with first in the secure state The latch ends for electromagnetism pin removal (9) of hole (803) position correspondence are inserted to lock the pin hole of the safe condition (106) and under arm-to-arm the latch ends for electromagnetism pin removal (9) corresponding with first blind hole (803) are inserted Wherein to lock the 3rd blind hole (107) of the arm-to-arm.

2. the constraint formula interrupter according to claim 1 based on electromagnetism pin removal, wherein, offered on the rotor (1) Arc groove (1010), for turning to the angle of rotation that arm-to-arm is oriented to and limits rotor (1) from safe condition for rotor (1) Degree.

3. the constraint formula interrupter according to claim 2 based on electromagnetism pin removal, wherein, the arc is recessed on cross section The angle that the line at groove (1010) both ends and rotor hole (801) center is formed is converted to pending with rotor (1) from safe condition The angle that need to be rotated during state is identical.

4. the constraint formula interrupter according to claim 2 based on electromagnetism pin removal, wherein, the arc groove (1010) angle between both ends and rotor (1) axis is 75 °~135 °.

5. the constraint formula interrupter according to claim 1 or 2 based on electromagnetism pin removal, wherein, the electromagnetism is pulled pin Device (9) includes armature (901), yoke (902), limit spring (903) and solenoid component (904)；

The armature (901) is step-like structure, and its one end is latch ends, is locked for inserting in corresponding hole, its The other end is the adhesive end in inclined-plane；

The yoke (902) is the step-like structure matched with the armature (901), and it is close to the end face of the armature (901) On offer step groove, for housing the limit spring (903), and step groove is provided with and the armature (901) is inhaled Close the ramp structure of end matching；

One end of the limit spring (903) is embedded in the step groove on the yoke (902), and the other end is set in the rank Hierarchic structure one end of iron (901), for promoting the armature (901) to be locked；

The solenoid component (904) is set around the armature (901) and the yoke (902), in the yoke (902) Produce electromagnetic force between the armature (901), overcome the drag of the limit spring (903), complete the armature (901) and The adhesive of the yoke (902).