CN201917614U - Space ship-oriented explosive device testing device - Google Patents
Space ship-oriented explosive device testing device Download PDFInfo
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- CN201917614U CN201917614U CN2010206891420U CN201020689142U CN201917614U CN 201917614 U CN201917614 U CN 201917614U CN 2010206891420 U CN2010206891420 U CN 2010206891420U CN 201020689142 U CN201020689142 U CN 201020689142U CN 201917614 U CN201917614 U CN 201917614U
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Abstract
The utility model relates to reliability testing of an explosive device, in particular to a space ship-oriented explosive device testing device, which realizes measurement of the resistance parameter of the explosive device on an entire spacecraft (space ship). The space ship-oriented explosive device testing device comprises a control circuit, a power supply and a detection circuit, wherein the control circuit comprises an automatic voltage regulation (AVR) singlechip, a complex programmable logic device (CPLD), an input keyboard, a liquid crystal display screen, a micro printer and a time generating circuit; the detection circuit comprises an explosive device resistance measuring circuit, a testing cable interface which is connected with the explosive device serving as a object to be tested through a testing cable, and a channel selection control circuit which is used for connecting the explosive device resistance measuring circuit with the testing cable interface, and can be connected with the CPLD. The space ship-oriented explosive device testing device has a reasonable and compact structure, a good detection effect, can meet the current requirement on the detection of the resistance of the explosive device on the entire spacecraft/space ship in China, so that the objective judgment of the working reliability of the explosive device on the entire spacecraft/space ship convenient can be made.
Description
Technical field
The utility model relates to the reliability testing of priming system, specifically is a kind of fire-working article test device towards the star ship, is mainly used in the priming system resistance parameter on the whole star (ship) of spacecraft is measured.
Background technology
Spacecraft is put in order star (ship), and to go up the reliability of priming system be an important ring that influence whole star (ship) operational reliability of spacecraft, must go up various priming systems to the whole star (ship) of spacecraft on ground and experimentize, the reliability of uniting with firer's strain on the checking star ship.At present, on the market measurement of priming system mostly is in priming system product design, research and development, the qualification test process analysis, processing to testing performance index data such as detonation pressure, quick-fried temperature greatly, the equipment that the priming system resistance is measured is also few.
Summary of the invention
The measurement of the utility model in order to realize the whole star (ship) of spacecraft is gone up priming system resistance parameter provides a kind of fire-working article test device towards the star ship.
The utility model is to adopt following technical scheme to realize: towards the fire-working article test device of star ship, comprise the testing circuit of control circuit, power supply, the control of controlled circuit, described control circuit comprises AVR single-chip microcomputer, system reset circuit, the programmable logic device (CPLD) that is connected with the AVR single-chip microcomputer and the input keyboard that is connected with programmable logic device (CPLD), LCDs, mini-printer, clock generation circuit; The reset signal end of AVR single-chip microcomputer, programmable logic device (CPLD) links to each other with the corresponding output end of system reset circuit; The AVR single-chip microcomputer also is connected with real-time calendar clock memory circuit and is used for RS232 interface circuit with upper machine communication;
Described testing circuit comprises priming system resistance metering circuit, is used for the test cable interface that is connected with measurand-priming system by test cable, the channel selecting control circuit that connects priming system resistance metering circuit and test cable interface, and the channel selecting control circuit is connected with programmable logic device (CPLD);
Described channel selecting control circuit comprise whether electric last electrical relay by programmable logic device (CPLD) control, reach and arrange the relay gate array of setting by the ranks matrix, the quantity of last electrical relay is consistent with relay gate array columns, and last electrical relay is corresponding one by one with each row relay of relay gate array, each row relay of relay gate array respectively on correspondence the moving together contact of electrical relay be connected with power supply; Each pin of test cable interface links to each other with the input end of priming system resistance metering circuit through the moving together contact of relay gate array repeat circuit respectively, and each pin of test cable interface is corresponding one by one with relay in the relay gate array; The test man sets sense channel by input keyboard, in order to the resistance of determining priming system is measured, the AVR single-chip microcomputer is according to the setting of sense channel, to programmable logic device (CPLD) output channel gated data, by programmable logic device (PLD) output control signal, at first controlling the corresponding electrical relay of going up gets, should go up the moving together contact closure of electrical relay, the relay gate of respective column is powered on, control simultaneously that corresponding relay gate gets in the logical relay of this column selection, finish the passage gating, set up being connected of priming system resistance metering circuit and corresponding priming system to be measured.During concrete enforcement, each pin of test cable interface link to each other with the input end of priming system resistance metering circuit the institute preferably adopt the double-point double-throw switch relay through relay gate, the moving together contact of relay gate connects each pin of test cable interface and the input end of priming system resistance metering circuit, and the break contact of relay gate is connected each pin of test cable interface with ground wire; Like this, when not having relay gate by gating, the break contact of all relay gates of relay gate array is connected all pins of test cable interface with ground wire; Have only a certain relay gate of working as by gating, just the priming system two ends corresponding with this relay gate moving together contact can be linked to each other with priming system resistance metering circuit, guaranteed the security of tested explosive.The quantity that this proving installation can detect priming system is determined by the relay quantity in the relay gate array.
Described priming system resistance metering circuit comprises constant current source, instrumentation amplifier V1, instrumentation amplifier V2,16 A/D converters that output terminal links to each other with the AVR single-chip microcomputer, instrumentation amplifier V1, the output terminal of V2 links to each other with the input end of 16 A/D converters, the constant current source output terminal is connected with the in-phase end of instrumentation amplifier V1, be in series with measuring resistance Rs0 and the series arm of inserting resistance R L0 between the in-phase end of instrumentation amplifier V1 and the end of oppisite phase, change-over switch K via programmable logic device (CPLD) control between the in-phase end of instrumentation amplifier V2 and the end of oppisite phase is in series with two-way series arm: measuring resistance Rs1 and the series arm of inserting resistance R L1, measuring resistance Rs2 and the series arm of inserting resistance R L2, wherein, insert resistance R L0, RL1, the resistance of RL2 is with the test cable unanimity, and the in-phase end of instrumentation amplifier V2 links to each other with the output terminal of channel selecting control circuit through a road of change-over switch K.By constant current source is that the tested explosive power supply (can guarantee that measuring current is not more than 10mA, the protection priming system), with the resistance of priming system, and measuring resistance Rs0 be converted to voltage signal, respectively after instrumentation amplifier amplifies, be input to 16 A/D converters, through amplification, analog to digital conversion is digital signal, sends into the AVR single-chip microcomputer and handles, and obtains the resistance value of corresponding priming system; Wherein, being provided with of measuring resistance Rs0 played protective effect to metering circuit; In addition, the purpose that is provided with of two measuring resistance Rs1, Rs2 is in order to handle the error in the measuring process in addition, under programmable logic device (CPLD) control, change-over switch K switches between two measuring resistance Rs1, Rs2 and tested explosive, obtain measured value respectively three times, handle, realize the comparison expression measurement by the AVR single-chip microcomputer, eliminate measuring error, obtain high-precision priming system resistance measurement value.
Priming system on the whole star (ship) carries out resistance when measuring to spacecraft using proving installation described in the utility model, at first, will connect the test cable that does not connect priming system and carry out calibrate on the test cable interface, i.e. the calibration that test cable self line is hindered is to improve measuring accuracy; Then, the test cable that connects priming system is connected with the test cable interface, select single channel or hyperchannel order by input keyboard, according to own the sampling number and the measuring accuracy of test target are sent instruction, can go up all priming systems to the whole star (ship) of spacecraft and carry out the resistance measurement one by one, and state of recording instruction, real-time time, channel number, the resistance of corresponding priming system, the numbering of used test cable etc., can pass through querying command, check record by LCDs.
The utility model is rational in infrastructure, compact, detects effectively, can satisfy the detection needs of current China to priming system resistance on the whole star/ship of spacecraft, so that the functional reliability of priming system on the whole star/ship of spacecraft is made objective judgement.
Description of drawings
Fig. 1 is a functional-block diagram of the present utility model;
Fig. 2 is the functional-block diagram of the utility model channel selecting control circuit;
Fig. 3 is the functional-block diagram of the utility model priming system resistance metering circuit.
Embodiment
As shown in Figure 1, fire-working article test device towards the star ship, comprise the testing circuit of control circuit, power supply, the control of controlled circuit, described control circuit comprises AVR single-chip microcomputer, system reset circuit, the programmable logic device (CPLD) that is connected with the AVR single-chip microcomputer and the input keyboard that is connected with programmable logic device (CPLD), LCDs, mini-printer, clock generation circuit; The reset signal end of AVR single-chip microcomputer, programmable logic device (CPLD) links to each other with the corresponding output end of system reset circuit; The AVR single-chip microcomputer also is connected with real-time calendar clock memory circuit and is used for RS232 interface circuit with upper machine communication;
Described testing circuit comprises priming system resistance metering circuit, is used for the test cable interface that is connected with measurand-priming system by test cable, the channel selecting control circuit that connects priming system resistance metering circuit and test cable interface, and the channel selecting control circuit is connected with programmable logic device (CPLD);
As shown in Figure 2, described channel selecting control circuit comprise the whether electric relay J 1-J6 that powers on by programmable logic device (CPLD) control, and arrange the relay gate array of setting by the ranks matrix, the quantity of last electrical relay is consistent with relay gate array columns, and last electrical relay is corresponding one by one with each row relay of relay gate array, the columns of relay gate array is 6 row, the quantity of the logical relay of each column selection is 8, be that this proving installation can carry out resistance to 48 priming systems and measures, each row relay of relay gate array respectively on correspondence the moving together contact of electrical relay be connected with power supply; Each pin of test cable interface links to each other with the input end of priming system resistance metering circuit through the moving together contact of relay gate array repeat circuit respectively, and each pin of test cable interface is corresponding one by one with relay in the relay gate array;
As shown in Figure 3, described priming system resistance metering circuit comprises constant current source, instrumentation amplifier V1, instrumentation amplifier V2,16 A/D converters that output terminal links to each other with the AVR single-chip microcomputer, instrumentation amplifier V1, the output terminal of V2 links to each other with the input end of 16 A/D converters, the constant current source output terminal is connected with the in-phase end of instrumentation amplifier V1, be in series with measuring resistance Rs0 and the series arm of inserting resistance R L0 between the in-phase end of instrumentation amplifier V1 and the end of oppisite phase, change-over switch K via programmable logic device (CPLD) control between the in-phase end of instrumentation amplifier V2 and the end of oppisite phase is in series with two-way series arm: measuring resistance Rs1 and the series arm of inserting resistance R L1, measuring resistance Rs2 and the series arm of inserting resistance R L2, wherein, insert resistance R L0, RL1, the resistance of RL2 is with the test cable unanimity, and the in-phase end of instrumentation amplifier V2 links to each other with the output terminal of channel selecting control circuit through a road of change-over switch K.Among the figure, Rx represents to be connected into the tested explosive of priming system resistance metering circuit, and RL represents the corresponding line resistance of test cable.
Claims (1)
1. fire-working article test device towards the star ship, it is characterized in that: comprise the testing circuit of control circuit, power supply, the control of controlled circuit, described control circuit comprises AVR single-chip microcomputer, system reset circuit, the programmable logic device (CPLD) that is connected with the AVR single-chip microcomputer and the input keyboard that is connected with programmable logic device (CPLD), LCDs, mini-printer, clock generation circuit; The reset signal end of AVR single-chip microcomputer, programmable logic device (CPLD) links to each other with the corresponding output end of system reset circuit; The AVR single-chip microcomputer also is connected with real-time calendar clock memory circuit and is used for RS232 interface circuit with upper machine communication;
Described testing circuit comprises priming system resistance metering circuit, is used for the test cable interface that is connected with measurand-priming system by test cable, the channel selecting control circuit that connects priming system resistance metering circuit and test cable interface, and the channel selecting control circuit is connected with programmable logic device (CPLD);
Described channel selecting control circuit comprise whether electric last electrical relay by programmable logic device (CPLD) control, reach and arrange the relay gate array of setting by the ranks matrix, the quantity of last electrical relay is consistent with relay gate array columns, and last electrical relay is corresponding one by one with each row relay of relay gate array, each row relay of relay gate array respectively on correspondence the moving together contact of electrical relay be connected with power supply; Each pin of test cable interface links to each other with the input end of priming system resistance metering circuit through the moving together contact of relay gate array repeat circuit respectively, and each pin of test cable interface is corresponding one by one with relay in the relay gate array;
Described priming system resistance metering circuit comprises constant current source, instrumentation amplifier V1, instrumentation amplifier V2,16 A/D converters that output terminal links to each other with the AVR single-chip microcomputer, instrumentation amplifier V1, the output terminal of V2 links to each other with the input end of 16 A/D converters, the constant current source output terminal is connected with the in-phase end of instrumentation amplifier V1, be in series with measuring resistance Rs0 and the series arm of inserting resistance R L0 between the in-phase end of instrumentation amplifier V1 and the end of oppisite phase, change-over switch K via programmable logic device (CPLD) control between the in-phase end of instrumentation amplifier V2 and the end of oppisite phase is in series with two-way series arm: measuring resistance Rs1 and the series arm of inserting resistance R L1, measuring resistance Rs2 and the series arm of inserting resistance R L2, wherein, insert resistance R L0, RL1, the resistance of RL2 is with the test cable unanimity, and the in-phase end of instrumentation amplifier V2 links to each other with the output terminal of channel selecting control circuit through a road of change-over switch K.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206891420U CN201917614U (en) | 2010-12-30 | 2010-12-30 | Space ship-oriented explosive device testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206891420U CN201917614U (en) | 2010-12-30 | 2010-12-30 | Space ship-oriented explosive device testing device |
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| CN201917614U true CN201917614U (en) | 2011-08-03 |
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| CN2010206891420U Expired - Lifetime CN201917614U (en) | 2010-12-30 | 2010-12-30 | Space ship-oriented explosive device testing device |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103543336A (en) * | 2013-09-30 | 2014-01-29 | 中国人民解放军国防科学技术大学 | Test box for initiating explosive devices |
| CN103558487A (en) * | 2013-08-08 | 2014-02-05 | 江西洪都航空工业集团有限责任公司 | Initiating explosive device circuit detection system |
| CN103592477A (en) * | 2013-11-19 | 2014-02-19 | 中国电子科技集团公司第四十一研究所 | Aerospace level capacitor test switch channel |
| CN104198851A (en) * | 2014-08-28 | 2014-12-10 | 湖北三江航天红峰控制有限公司 | Switching device and method applied to safety measurement of multipath initiating explosive devices |
| CN104391242A (en) * | 2014-10-15 | 2015-03-04 | 中航飞机股份有限公司西安飞机分公司 | State monitoring method of electric circuit group circuit breakers of airplane |
| CN104597325A (en) * | 2013-11-01 | 2015-05-06 | 上海航天设备制造总厂 | Method for testing resistance of initiating explosive device for coupling mechanism |
| CN105158575A (en) * | 2015-08-19 | 2015-12-16 | 湘潭大学 | Automatic low resistance test device |
| CN106249088A (en) * | 2016-09-18 | 2016-12-21 | 中国运载火箭技术研究院 | A kind of spacecraft priming system circuit electronics equivalence test device |
| CN106533430A (en) * | 2016-10-14 | 2017-03-22 | 北京东方计量测试研究所 | Relay security protection system and method applicable to programmable switching adapter |
| CN106556743A (en) * | 2016-10-27 | 2017-04-05 | 北京航天长征飞行器研究所 | A kind of priming system resistance measuring circuit of automatic calibration multichannel priming system circuit |
| CN106990292A (en) * | 2017-05-26 | 2017-07-28 | 北京航天新风机械设备有限责任公司 | A kind of fire-working article test circuit |
| CN108627701A (en) * | 2017-03-15 | 2018-10-09 | 上海骐宏电驱动科技有限公司 | Resistance measurement system and resistance measuring equipment |
| CN109916247A (en) * | 2019-04-01 | 2019-06-21 | 中国工程物理研究院化工材料研究所 | Monitor the intelligent security system and method for priming system initiation process |
| CN110632393A (en) * | 2019-08-20 | 2019-12-31 | 西安航天动力技术研究所 | Initiating explosive device measuring circuit and measuring method |
| CN111366045A (en) * | 2020-03-18 | 2020-07-03 | 北京东方计量测试研究所 | Initiating explosive device equivalent device and device |
| CN113671255A (en) * | 2021-07-30 | 2021-11-19 | 哈尔滨工业大学 | Measuring point configurable integrated missile-borne initiating explosive device resistance measuring system |
| CN114459301A (en) * | 2022-03-14 | 2022-05-10 | 天津鹍骐科技有限公司 | Nationwide production portable ammunition test equipment |
-
2010
- 2010-12-30 CN CN2010206891420U patent/CN201917614U/en not_active Expired - Lifetime
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103558487A (en) * | 2013-08-08 | 2014-02-05 | 江西洪都航空工业集团有限责任公司 | Initiating explosive device circuit detection system |
| CN103558487B (en) * | 2013-08-08 | 2016-09-21 | 江西洪都航空工业集团有限责任公司 | A kind of priming system line detection system |
| CN103543336A (en) * | 2013-09-30 | 2014-01-29 | 中国人民解放军国防科学技术大学 | Test box for initiating explosive devices |
| CN104597325A (en) * | 2013-11-01 | 2015-05-06 | 上海航天设备制造总厂 | Method for testing resistance of initiating explosive device for coupling mechanism |
| CN103592477A (en) * | 2013-11-19 | 2014-02-19 | 中国电子科技集团公司第四十一研究所 | Aerospace level capacitor test switch channel |
| CN104198851A (en) * | 2014-08-28 | 2014-12-10 | 湖北三江航天红峰控制有限公司 | Switching device and method applied to safety measurement of multipath initiating explosive devices |
| CN104391242A (en) * | 2014-10-15 | 2015-03-04 | 中航飞机股份有限公司西安飞机分公司 | State monitoring method of electric circuit group circuit breakers of airplane |
| CN105158575A (en) * | 2015-08-19 | 2015-12-16 | 湘潭大学 | Automatic low resistance test device |
| CN106249088B (en) * | 2016-09-18 | 2018-12-21 | 中国运载火箭技术研究院 | A kind of equivalent test device of spacecraft priming system route electronics |
| CN106249088A (en) * | 2016-09-18 | 2016-12-21 | 中国运载火箭技术研究院 | A kind of spacecraft priming system circuit electronics equivalence test device |
| CN106533430B (en) * | 2016-10-14 | 2019-11-26 | 北京东方计量测试研究所 | A kind of relay safety system and method applied to program-controlled adapter |
| CN106533430A (en) * | 2016-10-14 | 2017-03-22 | 北京东方计量测试研究所 | Relay security protection system and method applicable to programmable switching adapter |
| CN106556743A (en) * | 2016-10-27 | 2017-04-05 | 北京航天长征飞行器研究所 | A kind of priming system resistance measuring circuit of automatic calibration multichannel priming system circuit |
| CN108627701A (en) * | 2017-03-15 | 2018-10-09 | 上海骐宏电驱动科技有限公司 | Resistance measurement system and resistance measuring equipment |
| CN106990292A (en) * | 2017-05-26 | 2017-07-28 | 北京航天新风机械设备有限责任公司 | A kind of fire-working article test circuit |
| CN106990292B (en) * | 2017-05-26 | 2024-03-29 | 北京新风航天装备有限公司 | Initiating explosive device testing circuit |
| CN109916247A (en) * | 2019-04-01 | 2019-06-21 | 中国工程物理研究院化工材料研究所 | Monitor the intelligent security system and method for priming system initiation process |
| CN109916247B (en) * | 2019-04-01 | 2021-04-06 | 中国工程物理研究院化工材料研究所 | Intelligent security system and method for monitoring initiating explosive device detonation process |
| CN110632393A (en) * | 2019-08-20 | 2019-12-31 | 西安航天动力技术研究所 | Initiating explosive device measuring circuit and measuring method |
| CN110632393B (en) * | 2019-08-20 | 2021-07-16 | 西安航天动力技术研究所 | Initiating explosive device measuring circuit and measuring method |
| CN111366045A (en) * | 2020-03-18 | 2020-07-03 | 北京东方计量测试研究所 | Initiating explosive device equivalent device and device |
| CN113671255A (en) * | 2021-07-30 | 2021-11-19 | 哈尔滨工业大学 | Measuring point configurable integrated missile-borne initiating explosive device resistance measuring system |
| CN114459301A (en) * | 2022-03-14 | 2022-05-10 | 天津鹍骐科技有限公司 | Nationwide production portable ammunition test equipment |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110803 |