CN201795729U - Digital electronic detonator delay time measurer adopting impact wave technology - Google Patents
Digital electronic detonator delay time measurer adopting impact wave technology Download PDFInfo
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- CN201795729U CN201795729U CN2010202333904U CN201020233390U CN201795729U CN 201795729 U CN201795729 U CN 201795729U CN 2010202333904 U CN2010202333904 U CN 2010202333904U CN 201020233390 U CN201020233390 U CN 201020233390U CN 201795729 U CN201795729 U CN 201795729U
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Abstract
The utility model provides a digital electronic detonator delay time measurer adopting the impact wave technology, which comprises a microwave darkroom, an impact wave sensor, an amplifier, an AD switching circuit, a communication interface circuit, a display circuit, a storage circuit, a keyboard control circuit, a central control circuit and a power circuit. Detonation commands of a detonating primer are adopted as initial signals of timing of the measurer, and image waves generated after fusehead is exploded are adopted as stop signals of the measurer, and time interval is calculated by the central control circuit. The measurer is simple in design, convenient in operation, accurate in measurement value and high in measurement precision, can simultaneously measure delay time of 16 digital electronic detonators, and provides a theoretical basis for accurate detonation.
Description
Technical field
The utility model relates to the electronic blasting technical field, particularly a kind of digital electric detonator delay time measurement mechanism that utilizes shock wave technology.
Background technology
Digital electric detonator is that a kind of miniature electronic chip of accurate timing that utilizes replaces traditional delay powder, but the high accuracy of field programming, high-tech explosive, advantages such as have the blasting efficiency height, the unit consumption dose is little, degree of fragmentation is even, short, average drilling depth amount of plumbous quick-fried cycle operation time is big, networking is safe and reliable, can satisfy the elementary errors damping designing requirement of complicated blasting engineering, be the most desirable explosive of realizing large-scale bursting work network optimization design and elementary errors interference damping.
If delay time is inaccurate, delay time uniformity difference will in use be subjected to certain limitation, can not in high accuracy controlled blasting, use.Along with the development of blasting technique, urgent requirement has been proposed for the delay time precision of further raising time-delay initiation system.
Summary of the invention
The utility model provides a kind of digital electric detonator delay time measurement mechanism that utilizes shock wave technology, comprises microwave dark room, shock wave transducer and amplifier, A/D convertor circuit, communication interface circuit, display circuit, memory circuit, keyboard control circuit, central control circuit, power circuit.
Microwave dark room is the place of shock wave transducer image data, and the part that needs tested digital electric detonator to be had the medicine head is put into wherein, seals then, plays the effect that prevents external interference, with the accuracy that guarantees to measure.Digital electric detonator has the part of medicine head and puts into microwave dark room, and payment to a porter is outside microwave dark room.The material of microwave dark room is an iron, and the quantity of microwave dark room is 1-16.
Described shock wave transducer and amplifier are fixed on the microwave dark room inwall, and payment to a porter is outside microwave dark room.Described shock wave transducer and amplifier connect A/D convertor circuit.Shock wave transducer is the pressure sensor that measuring shock waves is used, and is used for shockwave signal is changed into the signal of telecommunication and the signal of telecommunication is transferred to A/D convertor circuit; Amplifier is used for signal is amplified.
Described A/D convertor circuit connects described central control circuit, is used for analog signal is changed into data signal.The order of detonating of digital electronic detonator initiator is as the initial signal of described measurement mechanism timing, and the shock wave that medicine head blast back produces calculates the time interval as the stop signal of described measurement mechanism with described central control circuit.
Described communication interface circuit connects described central control circuit, digital electric detonator, initiator, is used to realize the communication between described measurement mechanism and digital electric detonator and the initiator.Described communication interface circuit can be 485 buses, also can be the direct current carrier circuit, is the interface circuit of 16 passages, can connect 16 digital electric detonators simultaneously.
Described display circuit connects described central control circuit, is used to show the setting and the metrical information of described measurement mechanism.
Described memory circuit connects described central control circuit, is used to store the parameter of setting and the information of measurement.
Described keyboard control circuit connects described central control circuit, is used for set information when measurement parameter is set.
Described central control circuit connects described shock wave transducer and amplifier, A/D convertor circuit, communication interface circuit, display circuit, memory circuit, keyboard control circuit, is used to control above-mentioned building block work.
Described power circuit connects described shock wave transducer and amplifier, A/D convertor circuit, communication interface circuit, display circuit, memory circuit, keyboard control circuit, central control circuit, is used for providing electric energy to above-mentioned building block.
The measurement mechanism that the utility model provides can be provided with communication interface mode and number of channels.During work, at first self check after all electric circuit inspection finish, inserts digital primer and initiator, configures parameters such as port number, waits for receiving order.After initiator sent the order of detonating, digital electric detonator and this measurement mechanism received order simultaneously, and after order was correct, measurement mechanism picked up counting, and waits for the signal of A/D convertor circuit then.After A/D convertor circuit was received shockwave signal, the output data signal was directly delivered to central control circuit.Central control circuit is monitored the A/D convertor circuit signal in real time, after signal produces, stops timing immediately, and store status, after being carried out computing and handled by central control circuit, is shown on the liquid crystal display, finishes one-shot measurement.
The measurement mechanism that provides of the present utility model, simplicity of design, easy to operate, measured value is accurate, certainty of measurement is high, can measure the delay time of 16 digital electric detonators simultaneously.
Description of drawings
A kind of structural representation that utilizes the digital electric detonator delay time measurement mechanism of shock wave technology that Fig. 1 provides for the utility model;
The shock wave transducer amplification circuits schematic diagram that a kind of digital electric detonator delay time measurement mechanism that utilizes shock wave technology that Fig. 2 provides for the utility model comprises.
The specific embodiment
The specific embodiment of the present utility model is described with reference to the accompanying drawings.
As shown in Figure 1, a kind of structural representation that utilizes the digital electric detonator delay time measurement mechanism of shock wave technology that provides for the utility model.Described measurement mechanism comprises microwave dark room 101, shock wave transducer and amplifier 102, A/D convertor circuit 103, communication interface circuit 104, display circuit 105, memory circuit 106, keyboard control circuit 107, central control circuit 108, power circuit 109.
Microwave dark room 101 is places of shock wave transducer image data, and the part that needs tested digital electric detonator to be had the medicine head is put into wherein, seals then, plays the effect that prevents external interference, with the accuracy that guarantees to measure.Digital electric detonator has the part of medicine head and puts into microwave dark room, and payment to a porter is outside microwave dark room.The material of microwave dark room is an iron, and the quantity of microwave dark room is 1-16.
Shock wave transducer and amplifier 102 are fixed on the microwave dark room inwall, and payment to a porter is outside microwave dark room.Shock wave transducer and amplifier 102 connect A/D convertor circuit 103.Shock wave transducer is the pressure sensor that measuring shock waves is used, and is used for shockwave signal is changed into the signal of telecommunication, and the signal of telecommunication is transferred to A/D convertor circuit 103; Amplifier is used for signal is amplified.
A/D convertor circuit 103 connects central control circuit 108, is used for analog signal is changed into data signal.
The order of detonating of initiator is as the initial signal of described measurement mechanism timing, and the shock wave that medicine head blast back produces calculates the time interval as the stop signal of described measurement mechanism with central control circuit.
As shown in Figure 2, the shock wave transducer amplification circuits schematic diagram that comprises of a kind of digital electric detonator delay time measurement mechanism that utilizes shock wave technology that provides for the utility model.X is a ultrasonic sensor, an end ground connection, a termination power, all the other two positive input terminals that terminate to amplifier.Because the output impedance of sensor is very high, thus require amplifying circuit to have very high input impedance, in order to avoid destroy sensor.The negative input end of amplifier A1 is connected to the output of amplifier A1 by resistance R 1, and the negative input end of amplifier A2 is connected to the output of amplifier A2 by resistance R 3.Be connected a variable resistance W between amplifier A1 and the amplifier A2, be used for balancing circuitry.The output of amplifier A1 is connected to the positive input terminal of amplifier A3 by resistance R 2.Amplifier A2 is connected to the negative input end of amplifier A3 by resistance R 4.The positive input terminal of amplifier A3 is received power supply ground by resistance R 5, and the negative input end of amplifier A3 is connected to the output of amplifier A3 by resistance R 6.After shock wave passes on the shock wave transducer X, produce the signal of telecommunication, the signal of telecommunication is by amplifier A1, behind the bridging amplifier in the same way that A2 forms, the two-stage amplifier that constitutes through amplifier A3 has improved multiplication factor again, has also improved anti-jamming capacity, the signal of output inserts A/D convertor circuit, carries out the conversion of analog quantity digital quantity.
Claims (8)
1. digital electric detonator delay time measurement mechanism that utilizes shock wave technology is characterized in that:
Described measurement mechanism comprises microwave dark room, shock wave transducer and amplifier, A/D convertor circuit, communication interface circuit, display circuit, memory circuit, keyboard control circuit, central control circuit, power circuit;
Described microwave dark room is the place of described shock wave transducer and amplifier image data, and described microwave dark room is built-in with the part of described digital electric detonator band medicine head, and payment to a porter is arranged outward, and described microwave dark room seals;
Described shock wave transducer and amplifier are fixed on the inwall of described microwave dark room, and payment to a porter is outside described microwave dark room;
Described shock wave transducer and amplifier connect described A/D convertor circuit, be used for shockwave signal is changed into the signal of telecommunication, and the signal of telecommunication is transferred to described A/D convertor circuit;
Described A/D convertor circuit connects described central control circuit, is used for analog signal is changed into data signal;
The order of detonating of digital electronic detonator initiator is as the initial signal of described measurement mechanism timing, and the shock wave that medicine head blast back produces utilizes described central control circuit to calculate the time interval as the stop signal of described measurement mechanism timing.
2. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
Described communication interface circuit connects described central control circuit, digital electric detonator, initiator, is used to realize the communication between described measurement mechanism and digital electric detonator and the initiator;
Described display circuit connects described central control circuit, is used to show the setting and the metrical information of described measurement mechanism;
Described memory circuit connects described central control circuit, is used to store the parameter of setting and the information of measurement;
Described keyboard control circuit connects described central control circuit, is used for set information when measurement parameter is set;
Described central control circuit connects described shock wave transducer and amplifier, A/D convertor circuit, communication interface circuit, display circuit, memory circuit, keyboard control circuit, is used to control above-mentioned building block work;
Described power circuit connects described shock wave transducer and amplifier, A/D convertor circuit, communication interface circuit, display circuit, memory circuit, keyboard control circuit, central control circuit, is used for providing electric energy to above-mentioned building block.
3. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
The material of described microwave dark room is an iron.
4. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
The quantity of described microwave dark room is 1-16.
5. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
Described communication interface circuit is 485 buses.
6. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
Described communication interface circuit is the direct current carrier circuit.
7. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
Described communication interface circuit is the interface circuit of 16 passages, can connect 16 digital electric detonators simultaneously.
8. the digital electric detonator delay time measurement mechanism that utilizes shock wave technology according to claim 1 is characterized in that:
Described shock wave transducer is the pressure sensor that measuring shock waves is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202333904U CN201795729U (en) | 2009-08-24 | 2010-06-23 | Digital electronic detonator delay time measurer adopting impact wave technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920175535.7 | 2009-08-24 | ||
| CN200920175535 | 2009-08-24 | ||
| CN2010202333904U CN201795729U (en) | 2009-08-24 | 2010-06-23 | Digital electronic detonator delay time measurer adopting impact wave technology |
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| CN201795729U true CN201795729U (en) | 2011-04-13 |
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| CN2010202333904U Expired - Fee Related CN201795729U (en) | 2009-08-24 | 2010-06-23 | Digital electronic detonator delay time measurer adopting impact wave technology |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305579A (en) * | 2011-06-30 | 2012-01-04 | 前进民爆股份有限公司 | Safe interlock for detecting delay time of detonator |
| CN102435110A (en) * | 2011-10-17 | 2012-05-02 | 福建省民爆化工股份有限公司 | Method and device for testing delay of detonator delay element |
| CN103134397A (en) * | 2013-02-08 | 2013-06-05 | 前进民爆股份有限公司 | Method and time-measurement instrument of optically measuring time delay of digital electronic detonator powder explosion detonation |
| CN103134398A (en) * | 2013-02-08 | 2013-06-05 | 前进民爆股份有限公司 | Method and time measuring instrument for measuring detonation delaying of digital electronic detonator through mechanics |
| CN104390533A (en) * | 2014-11-25 | 2015-03-04 | 广东宏大爆破股份有限公司 | Detonator delay time tester |
| CN109458888A (en) * | 2018-10-22 | 2019-03-12 | 安徽理工大学 | A kind of device converting detonator detonation wave to current forms expression |
-
2010
- 2010-06-23 CN CN2010202333904U patent/CN201795729U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305579A (en) * | 2011-06-30 | 2012-01-04 | 前进民爆股份有限公司 | Safe interlock for detecting delay time of detonator |
| CN102305579B (en) * | 2011-06-30 | 2013-08-07 | 前进民爆股份有限公司 | Safe interlock for detecting delay time of detonator |
| CN102435110A (en) * | 2011-10-17 | 2012-05-02 | 福建省民爆化工股份有限公司 | Method and device for testing delay of detonator delay element |
| CN103134397A (en) * | 2013-02-08 | 2013-06-05 | 前进民爆股份有限公司 | Method and time-measurement instrument of optically measuring time delay of digital electronic detonator powder explosion detonation |
| CN103134398A (en) * | 2013-02-08 | 2013-06-05 | 前进民爆股份有限公司 | Method and time measuring instrument for measuring detonation delaying of digital electronic detonator through mechanics |
| CN103134398B (en) * | 2013-02-08 | 2015-06-24 | 前进民爆股份有限公司 | Method and time measuring instrument for measuring detonation delaying of digital electronic detonator through mechanics |
| CN103134397B (en) * | 2013-02-08 | 2015-06-24 | 前进民爆股份有限公司 | Method and time-measurement instrument of optically measuring time delay of digital electronic detonator powder explosion detonation |
| CN104390533A (en) * | 2014-11-25 | 2015-03-04 | 广东宏大爆破股份有限公司 | Detonator delay time tester |
| CN104390533B (en) * | 2014-11-25 | 2015-11-18 | 广东宏大爆破股份有限公司 | A kind of detonator delay time tester |
| CN109458888A (en) * | 2018-10-22 | 2019-03-12 | 安徽理工大学 | A kind of device converting detonator detonation wave to current forms expression |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100044, Beijing, Shijingshan District Hing Street, No. 30, building 6, 6 floor Patentee after: Beijing Weishen Digital Technology Co., Ltd. Address before: Mylight No. 35 building, 100040 Beijing City, Shijingshan District Lugu Road (formerly Dianke building West Tower) 9 Patentee before: Beijing Weishen Digital Technology Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20181101 Address after: 100041 5 floor, 6 building, 30 Shixing street, Shijingshan District, Beijing. Patentee after: Rongguisichuang (Beijing) Science & Technology Co., Ltd. Address before: 100044 6 floor, 6 building, 30 Shixing street, Shijingshan District, Beijing. Patentee before: Beijing Weishen Digital Technology Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20190623 |
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| CF01 | Termination of patent right due to non-payment of annual fee |