Detonation interface arrangement and the method for ignitionTechnical field
The present invention relates to detonating technique fields, more particularly, to a kind of detonation interface arrangement and the method for ignition.
Background technique
Fuse includes security logic control assembly, high pressure conversion component, detonate component, detonator sub-assembly and shell, whereinFor system there are electric interfaces, the fuse of different ammunition adaptations is electrical in security logic control assembly and detonation component and warhead bulletThe interface that detonates is different.Currently, time break level can be divided into five classes: first kind original levels are 0V, and time break arrivesJump is 24V~28V after coming；Second class original levels are 0V, and jump is 13V~15V after time break arrives；Third class is initialLevel is 0V, it is desirable that the following fuse of time break 12V does not detonate reliably, 16V or more fuse reliable initiation；4th class original levelsFor 0V, it is desirable that the following fuse of time break 7V does not detonate reliably, 12V or more fuse reliable initiation；5th class original levels are 0V,It is required that the following fuse of time break 6.5V does not detonate reliably, 10V or more fuse reliable initiation.Above-mentioned five classes detonation interface is detonatingVoltage positive transition occurs when instruction arrives, the effective amplitude of time break voltage is different, and every kind of time break is caused all to needIt is correspondingly arranged a kind of detonation interface, prevent detonation interface is from general.
Summary of the invention
In view of this, being realized a variety of electrical the purpose of the present invention is to provide a kind of detonation interface arrangement and the method for ignitionThe generalization of interface, structure is simple, high reliablity, widely applicable.
In a first aspect, the embodiment of the invention provides a kind of detonation interface arrangements, for time break to be transmitted to bulletSystem, including voltage comparison module and ignition module, the voltage comparison module includes voltage regulator circuit and comparison circuit, instituteIt states voltage regulator circuit to connect with the comparison circuit, the ignition module is connect with the comparison circuit；
The voltage regulator circuit for changing the comparison circuit reference voltage；
The comparison circuit exports comparison result for comparing time break voltage and the reference voltage；
The electric current ignited module and be used to generate detonating primer according to the comparison result.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein alsoIncluding pulsewidth discrimination module, the pulsewidth discrimination module is connect with the time break and the ignition module respectively；
Whether the pulsewidth discrimination module is used to measure the pulse width of time break, judge time break in effective timeIt is interior, and judging result is sent to the ignition module；The ignition module is according to the judging result and the comparison resultThe electric current of detonating primer.
The first embodiment with reference to first aspect, second the embodiment of the invention provides first aspect are possibleEmbodiment, wherein further include AND gate circuit, the comparison circuit and the pulsewidth differentiate circuit respectively with the AND gate circuitInput terminal connection, the AND gate circuit are connect with the ignition module output end；The AND gate circuit is for judging the comparisonAs a result whether effective simultaneously with the judging result, to judge whether the time break meets initiation conditions.
Second of embodiment with reference to first aspect, the third the embodiment of the invention provides first aspect are possibleEmbodiment, wherein the comparison circuit is connect by the light-coupled isolation module with the AND gate circuit；The light-coupled isolationCircuit is for being isolated the time break and the detonation interface arrangement.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible embodiments of first aspect, wherein instituteStating ignition module includes that the transistor being sequentially connected, pulse transformer and triggering are managed,
The transistor according to the comparison result for being connected；
The pulse transformer is used to generate high-voltage pulse in the case where working as the transistor turns and the triggering is driven to manage；
The triggering pipe ignites electric current for generating under the driving of the high-voltage pulse with detonating primer.
The 4th kind of embodiment with reference to first aspect, the 5th kind the embodiment of the invention provides first aspect are possibleEmbodiment, wherein the transistor is power field effect pipe.
The 5th kind of embodiment with reference to first aspect, the 6th kind the embodiment of the invention provides first aspect are possibleEmbodiment, wherein further include field-effect tube driving circuit, the field-effect tube driving circuit according to judging result for drivingThe field-effect tube.
With reference to first aspect, the embodiment of the invention provides the 7th kind of possible embodiments of first aspect, wherein instituteStating comparison circuit is comparator.
With reference to first aspect, the embodiment of the invention provides the 8th kind of possible embodiments of first aspect, wherein instituteStating voltage regulator circuit includes adjustable resistance, and the adjustable resistance is connect with the input terminal of the comparison circuit, the adjustable electricResistance is for providing different reference voltages according to resistance value difference adjusted.
Second aspect, the embodiment of the present invention also provide a kind of method of ignition, comprising:
One comparison circuit is set；
Change the reference voltage of comparison circuit according to time break voltage；
Compare the time break voltage and the reference voltage, and exports comparison result；
The electric current of detonating primer is generated according to the comparison result.
The embodiment of the present invention brings following the utility model has the advantages that the present invention passes through voltage regulator circuit, is the time breakDifferent reference voltages is provided, then by comparing circuit comparison reference voltage and time break voltage to export comparison result,Module is ignited according to comparison result detonating primer；So as to realize to five classes in the case where not changing original interface circuitDetonate level signal it is general, realize the generalization of a variety of electric interfaces, structure is simple, high reliablity, widely applicable.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specificationIt obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claimsAnd specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperateAppended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior artEmbodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described belowAttached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative laborIt puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the systematic schematic diagram for the detonation interface arrangement that the embodiment of the present invention one provides；
Fig. 2 is the systematic schematic diagram for another detonation interface arrangement that the embodiment of the present invention one provides；
Fig. 3 is the systematic schematic diagram for the ignition module that the embodiment of the present invention one provides；
Fig. 4 is the circuit diagram for the voltage comparison module that the embodiment of the present invention one provides；
Fig. 5 is the flow chart of the method for ignition provided by Embodiment 2 of the present invention.
Icon: 10- voltage comparison module；11- voltage regulator circuit；12- comparison circuit；20- ignites module；21- effectsAnswer tube drive circuit；22- field-effect tube；23- pulse transformer；24- triggering pipe；30- pulsewidth discrimination module；40- AND gate circuit；50- light-coupled isolation module；60- time break.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present inventionTechnical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather thanWhole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premiseUnder every other embodiment obtained, shall fall within the protection scope of the present invention.
Currently, existing detonation interface is that voltage positive transition occurs in fuze arrival, the effective amplitude of voltage is eachIt is not identical, and the 4th class has 100 μ s Effective judgement requirements to signal, causes fuse general, can not achieve modernizationDemand for development is based on this, a kind of detonation interface arrangement provided in an embodiment of the present invention and the method for ignition, may be implemented it is a variety of electricallyThe generalization of interface meets the modernization development requirement of fuse, and structure is simple, high reliablity, widely applicable.
For convenient for understanding the present embodiment, first to a kind of detonation interface arrangement disclosed in the embodiment of the present invention intoRow is discussed in detail,
Embodiment one:
Referring to Fig.1, the detonation interface arrangement that the application proposes, for time break 60 to be transmitted to system on bullet, includingVoltage comparison module 10 and ignition module 20, voltage comparison module 10 include voltage regulator circuit 11 and comparison circuit 12, voltageIt adjusts circuit 11 to connect with comparison circuit 12, ignites module 20 and connect with comparison circuit 12；
The voltage regulator circuit for changing the comparison circuit reference voltage；
Voltage regulator circuit 11 for changing comparison circuit 12 reference voltage；
Comparison circuit 12 exports comparison result for comparing time break voltage and reference voltage；
Ignite the electric current that module 20 is used to generate detonating primer according to comparison result.
Specifically, voltage regulator circuit 11 is the peripheral resistance of comparison circuit 12, by adjusting voltage regulator circuit 11Resistance, so that it may match different level signals.
Further, further include pulsewidth discrimination module 30 referring to Fig. 2, pulsewidth discrimination module 30 respectively with time break 60It is connected with module 20 is ignited；
Whether pulsewidth discrimination module 30 is used to measure the pulse width of time break 60, judge time break 60 when effectiveIn length, and judging result is sent to and ignites module 20；Module 20 is ignited according to judging result and comparison result detonating primerElectric current.
Specifically, pulsewidth discrimination module 30 is by the pulse width of single-chip microcontroller real―time precision measurment time break 60, when risingAfter quick-fried signal reaches 100 μ s Effective judgements, single-chip microcontroller issues judging result.
Further, further include AND gate circuit 40, comparison circuit 12 and pulsewidth discrimination module 30 respectively with AND gate circuit 40Input terminal connection, AND gate circuit 40 are connect with 20 output end of module is ignited；AND gate circuit 40 for judge the comparison result withWhether the judging result is effective simultaneously, to judge whether the time break 60 meets initiation conditions.
Specifically, the comparison result of single-chip microcontroller issues judging result (pulse recognition useful signal) and comparison circuit 12 is logicalIt crosses AND gate circuit 40 and carries out comprehensive descision, when judging result and comparison result effective simultaneously, the output conduct of AND gate circuit 40Ignite the input signal of module 20.
Further, comparison circuit 12 is connect by light-coupled isolation module 50 with AND gate circuit 40, light-coupled isolation module 50For the time break 60 and the detonation interface arrangement to be isolated.
Further, referring to Fig. 3, igniting module 20 includes the transistor being sequentially connected, pulse transformer 23 and triggering pipe24,
Transistor according to comparison result for being connected；
Pulse transformer 23 is used to generate high-voltage pulse in the case where working as transistor turns and drives triggering pipe 24；
It triggers pipe 24 and is used to generate under the driving of high-voltage pulse and ignite electric current with detonating primer.
Specifically, transistor plays the role of switch herein, when AND gate circuit 40 judges time break for useful signal,Transistor turns, and signal is sent to pulse transformer 23, the high-voltage pulse driving triggering pipe generated by pulse transformer 2324 generate electrion, and high pressure moment electric discharge generates kilo-ampere grade electric current, ignites Slapper detonator.
Further, transistor is field-effect tube 22.
Optionally, field-effect tube 22 is power field effect pipe.
It further, further include field-effect tube driving circuit 21, field-effect tube driving circuit 21 is used for according to judging resultDriving FET 22.
Further, comparison circuit 12 is comparator.
Optionally, comparison circuit 12 is voltage comparator.Comparison circuit 12 is also possible to single-chip microcontroller, but uses single-chip microcontrollerIt when realization, needs to increase signal pre-processing circuit, structure is complicated, and higher cost.
Further, referring to Fig. 4, voltage regulator circuit 11 includes adjustable resistance Rf, adjustable resistance Rf and comparator it is defeatedEnter end connection, adjustable resistance Rf is used to provide different reference voltages according to resistance value difference adjusted.
Specifically, voltage regulator circuit 11 is used as including adjustable resistance Rf and resistance R2, adjustable resistance Rf and resistance R2 and dividesDepressor, power supply VCC provide power supply for the two, and adjustable resistance Rf has input voltage VB.When time break arrives, A point hasVoltage VA.Resistance R1, the resistance value of resistance R2 are constant.Comparator compares the difference of size according to VA, VB, exports different comparison knotsFruit.Therefore, VB can be used as the reference voltage of VA, adjust the available different reference voltage of value of adjustable resistance Rf.HavingIt can be according to actual needs that five classes are detonated the different gear of interface setting for adjustable resistance Rf when body is implemented, root when useIt adjusts according to the different adjustable resistance Rf that will adjust of detonation interface to corresponding gear.
The present embodiment passes through the resistance value for changing voltage regulator circuit, so that time break is suitable for different detonations and connectsMouthful, in the case where other circuit modules do not change design, by changing the resistance value of peripheral circuit, so that detonation interface arrangementRealize generalization；By pulsewidth discrimination module real-time measurement pulse width, 100 μ s Effective judgements are carried out；Pass through AND gate circuitThe output of comprehensive descision pulsewidth discrimination module and voltage comparison module as a result, the voltage validity of i.e. comprehensive descision detonation level andAvailable time.The present embodiment realizes the generalization of fuse interface, and high reliablity is suitable for a variety of detonation level, applicable surfaceExtensively；Have huge demand and application value in common ammunition fuze.Meanwhile it can be widely applied to demand ignition controlField, such as the ignition control of engine, rocket etc..
Embodiment two:
Referring to Fig. 5, the method for ignition provided by the embodiment, comprising:
Step S100: Effective judgement is carried out to time break voltage, specifically includes step S101~S103.It specifically includesFollowing steps:
Step S101: one comparison circuit of setting changes the reference voltage of comparison circuit according to time break；
Step S102: compare time break voltage and reference voltage, and export comparison result；
Step S103: time break is subjected to light-coupled isolation.
Step S200: measuring the pulse width of time break, judge time break whether in effective time, and send sentenceDisconnected result.
Step S300: judge whether comparison result and judging result are effective simultaneously, to judge whether time break has metQuick-fried condition.
Step S400: the electric current of detonating primer is generated according to comparison result and judging result；Specifically comprise the following steps:
Field-effect tube is set as switch, field-effect tube is connected with judging result according to comparison result；
High-voltage pulse is being generated under circuit is connected and triggering is driven to manage；
It is generated under the driving of high-voltage pulse and ignites electric current with detonating primer.
Specifically, in step S101, different reference voltages is provided by adjustable resistance.In step S102, by comparingDevice compares time break voltage and reference voltage.
The technical effect and aforementioned device embodiment phase of method provided by the embodiment of the present invention, realization principle and generationTogether, to briefly describe, embodiment of the method part does not refer to place, can refer to corresponding contents in aforementioned device embodiment.The present inventionThe method of ignition that embodiment provides, and detonation interface arrangement provided by the above embodiment technical characteristic having the same, soIt can solve identical technical problem, reach identical technical effect.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang YiIt is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phaseEven ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It canTo be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediaryConnection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete conditionConcrete meaning in invention.
Finally, it should be noted that above embodiments, only a specific embodiment of the invention, to illustrate skill of the inventionArt scheme, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to the present invention intoGo detailed description, those skilled in the art should understand that: anyone skilled in the art is at thisIt invents in the technical scope disclosed, can still modify or can be thought easily to technical solution documented by previous embodimentTo variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make correspondingThe essence of technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection scope of the present inventionWithin.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.