CN113911301B - Detonating device - Google Patents
Detonating device Download PDFInfo
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- CN113911301B CN113911301B CN202111397292.3A CN202111397292A CN113911301B CN 113911301 B CN113911301 B CN 113911301B CN 202111397292 A CN202111397292 A CN 202111397292A CN 113911301 B CN113911301 B CN 113911301B
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- detonation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
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Abstract
The application provides a detonation device, which belongs to the technical field of underwater robot control and specifically comprises a data processing module, a rectification filter module and a detonation switch module, wherein the output end of the detonation switch module is connected with an initiating explosive device, and the input end of the detonation switch module is connected with the rectification filter module; the data processing module outputs a pulse width modulation wave to a rectifying and filtering module, the pulse width modulation wave is used as a detonation instruction, the rectifying and filtering module integrates the pulse width modulation wave and outputs a direct current signal, and the rectifying and filtering module outputs the rectified direct current signal to a detonation switch module so as to drive the detonation switch module to be switched on and off. Through the processing scheme of the application, the reliability of initiating explosive device control is improved.
Description
Technical Field
The application relates to the field of underwater robot control, in particular to a detonating device.
Background
After the underwater vehicle finishes underwater action, the underwater vehicle emerges from the water surface, the communication antenna is unfolded, information transmission with shore-based or aerial carrier communication equipment is realized, and information acquired by the sensor is sent out. When the underwater vehicle works underwater, the pins of the data processing circuit are directly used for controlling the activation of the initiating explosive devices, so that a large risk exists, when the data processing circuit works abnormally, the level of the output pins is in an uncertain state, the risk of activating the initiating explosive devices exists, and the normal operation of the underwater vehicle is influenced.
For an underwater vehicle which needs to float upwards for data exchange, the reliability requirement on initiating explosive devices is extremely high, and particularly for the underwater vehicle with higher cost requirement, the reliable protection on the initiating explosive devices is extremely important through a simple, low-cost and high-reliability detonating device.
Disclosure of Invention
In view of this, the present application provides an explosive device, which solves the problems in the prior art and improves the reliability of initiating explosive device control.
The application provides a detonator adopts following technical scheme:
a detonation device comprises a data processing module, a rectifying and filtering module and a detonation switch module, wherein the output end of the detonation switch module is connected with an initiating explosive device, and the input end of the detonation switch module is connected with the rectifying and filtering module;
the data processing module outputs a pulse width modulation wave to a rectifying and filtering module, the pulse width modulation wave is used as a detonation instruction, the rectifying and filtering module integrates the pulse width modulation wave and outputs a direct current signal, and the rectifying and filtering module outputs the rectified direct current signal to a detonation switch module so as to drive the detonation switch module to be switched on and off.
Optionally, the rectification and filtering module includes a blocking capacitor C1 and a rectification unit, and the rectification unit is connected to the data processing module through the blocking capacitor C1.
Optionally, the rectifying unit includes a diode D2 and an RC circuit, the blocking capacitor C1, the diode D2 (D2) and the RC circuit are connected in series, the anode of the diode D2 is connected to the blocking capacitor C1, the cathode of the diode D2 is connected to the input end of the RC circuit, the output end of the RC circuit is connected to the detonation switch module, the pulse width modulation wave is rectified into a dc signal after passing through the blocking capacitor C1, the diode and the RC circuit in sequence, and the dc signal is output to the detonation switch module.
Optionally, the RC circuit includes a capacitor C2 and a resistor R1, a cathode terminal of the diode D2 is connected to the capacitor C2 and the resistor R1 which are connected in parallel, and the capacitor C2 is grounded.
Optionally, the RC circuit further includes a resistor R2, and the resistor R2 is connected in series with the diode D2.
Optionally, the rectification filter module further includes a diode D1, the blocking capacitor C1 is connected to the diode D2 and the diode D1 which are connected in parallel, the blocking capacitor C1 is connected to the anode of the diode D2, and the blocking capacitor C1 is connected to the cathode of the diode D1.
Optionally, the detonation switch module includes a dc power supply and an MOS transistor, a drain of the MOS transistor is connected to the dc power supply, a gate of the MOS transistor is connected to an output end of the rectification filter module, and a source of the MOS transistor is connected to the initiating explosive device.
Optionally, a current-limiting resistor R3 is connected in series between the dc power supply and the MOS transistor.
Optionally, the current limiting resistor R3 is a high power resistor.
Optionally, the circuit board between the dc power supply and the switch unit is wired to allow current not less than 1A to pass through.
To sum up, this application includes following beneficial technological effect:
the blocking of direct current signals is completed through the blocking circuit, the rectification filter unit rectifies the PWM waves into direct current signals for driving the MOS tube switch circuit to conduct on-off work, accordingly detonation of initiating explosive devices is controlled, and the phenomenon that the output pin level is in an uncertain state and the MOS tube switch circuit is triggered by mistake due to the fact that the data processing circuit works abnormally is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a block diagram of the present invention;
fig. 2 is a circuit diagram of the squib of the present application.
Description of reference numerals: 1. a data processing module; 2. a rectification filtering module; 33. a detonation switch module; 31. a direct current power supply; 32. an MOS tube; 4. initiating explosive device.
Detailed Description
Embodiments of the present application are described in detail below with reference to the accompanying drawings.
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present application, and the drawings only show the components related to the present application rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
The embodiment of the application provides an explosive device.
As shown in fig. 1, the detonation device comprises a data processing module 1, a rectifying and filtering module 2 and a detonation switch module 33, wherein an output end of the detonation switch module 33 is connected with an initiating explosive device 4, and an input end of the detonation switch module 33 is connected with the rectifying and filtering module 2.
The data processing module 1 outputs a pulse width modulation wave to the rectifying and filtering module 2, the pulse width modulation wave is used as a detonation instruction, the rectifying and filtering module 2 integrates the pulse width modulation wave and outputs a direct current signal, and the rectifying and filtering module 2 outputs the rectified direct current signal to the detonation switch module 33 so as to drive the detonation switch module 33 to be switched on and off.
The data processing module 1 outputs periodic alternating current signals according to instructions, generates high level after rectification and filtering, enables the detonation switch module 33 through the high level, detonates the initiating explosive device 4 connected to the output terminal of the detonation device, and activates the initiating explosive device 4; the pins of the data processing circuit are not directly used for controlling the activation of the initiating explosive devices, so that the situation that the output voltage of the pins is continuously in an unknown state and the initiating device works to cause the activation of the initiating explosive devices 4 to influence the underwater normal work of the underwater vehicle under the abnormal working conditions of severe electromagnetic environment and the like and the abnormal work of the data processing module 1 is avoided. When the data processing module 1 is abnormal, the high level or the low level of the output continuity can not drive the detonation switch module.
As shown in fig. 2, the rectifying and filtering module 2 includes a blocking capacitor C1 and a rectifying unit, and the rectifying unit is connected to the data processing module 1 through the blocking capacitor C1.
The rectifying unit comprises a diode D2 and an RC circuit, the blocking capacitor C1, the diode D2 and the RC circuit are connected in series, the anode of the diode D2 is connected with the blocking capacitor C1, the cathode of the diode D2 is connected with the input end of the RC circuit, the output end of the RC circuit is connected to the detonation switch module 33, the pulse width modulation wave is rectified into a direct current signal after sequentially passing through the blocking capacitor C1, the diode and the RC circuit, and the direct current signal is output to the detonation switch module 33.
The RC circuit comprises a capacitor C2 and a resistor R1, the cathode end of the diode D2 is connected with the capacitor C2 and the resistor R1 which are connected in parallel, and the capacitor C2 is grounded.
The RC circuit further includes a resistor R2, the resistor R2 being connected in series with a diode D2.
The rectifying and filtering module 2 further comprises a diode D1, the blocking capacitor C1 is connected with the diode D2 and the diode D1 which are connected in parallel, the blocking capacitor C1 is connected with the anode of the diode D2, and the blocking capacitor C1 is connected with the cathode of the diode D1.
The detonation switch module 33 comprises a direct current power supply 31 and an MOS (metal oxide semiconductor) tube 32, the drain electrode of the MOS tube 32 is connected with the direct current power supply 31, the grid electrode of the MOS tube 32 is connected with the output end of the rectification filter module 2, and the source electrode of the MOS tube 32 is connected with the initiating explosive device 4.
A current limiting resistor R3 is connected in series between the dc power supply and the MOS transistor 32. The current limiting resistor R3 is a high-power resistor. Because the resistance on the initiating explosive device 4 is smaller, the increase of the current-limiting resistor R3 can prevent the initiating explosive device 4 from being burnt.
The circuit board wire between the direct current power supply 31 and the switch unit is used for passing current not less than 1A.
The data processing module 1 is composed of a microprocessor and a peripheral circuit thereof and is used for resolving the floating instruction and outputting PWM (pulse-width modulation) waves as detonation instruction signals. Accomplish blocking direct current signal through blocking the circuit, the rectification filtering unit is used for driving MOS pipe 32 switch circuit with the direct current signal of PWM ripples rectification for make-and-break work, thereby control 4 detonating of initiating explosive device, when data processing module 1 is unusual, continuously output high level or low level, rather than the PWM ripples, consequently can not drive the MOS pipe, avoid because the data processing circuit can lead to output pin level to be in uncertain state when working unusually, false triggering MOS pipe 32 switch circuit.
Contain blocking and rectification filter circuit, after microprocessor received the buoy instruction, microprocessor externally output duty ratio was 50% PWM ripples through the pin, realized blocking value through electric capacity C1, avoided direct current signal to pass through. The PWM waves are allowed to pass through, and rectification of the PWM waves is achieved through a diode D2 and an RC circuit of the rear stage, so that the rear stage MOS tube 32 is pushed to achieve power conduction, the direct current power supply 31 is added to two ends of the initiating explosive device 4, and the initiating explosive device 4 is activated. And the PWM wave is stopped outputting after being continued for a period of time, so that the DC working power supply is ensured to be abnormal due to the possibly existing short circuit problem caused by the detonation of the initiating explosive device 4.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. The detonation device is characterized by comprising a data processing module, a rectifying and filtering module and a detonation switch module, wherein the output end of the detonation switch module is connected with an initiating explosive device, and the input end of the detonation switch module is connected with the rectifying and filtering module;
the data processing module outputs a pulse width modulation wave to a rectifying and filtering module, the pulse width modulation wave is used as a detonation instruction, the rectifying and filtering module integrates the pulse width modulation wave and outputs a direct current signal, and the rectifying and filtering module outputs the rectified direct current signal to a detonation switch module so as to drive the detonation switch module to be switched on and off;
the rectification filter module comprises a blocking capacitor C1 and a rectification unit, the rectification unit is connected with the data processing module through the blocking capacitor C1, the rectification unit comprises a diode D2 and an RC circuit, the blocking capacitor C1, the diode D2 and the RC circuit are connected in series, the anode of the diode D2 is connected with the blocking capacitor C1, the cathode of the diode D2 is connected with the input end of the RC circuit, the output end of the RC circuit is connected to the detonation switch module, and the pulse width modulation wave is rectified into a direct current signal after sequentially passing through the blocking capacitor C1, the diode and the RC circuit and outputs the detonation switch module.
2. The explosive device according to claim 1, wherein said RC circuit comprises a capacitor C2 and a resistor R1, a cathode terminal of said diode D2 connects said capacitor C2 and resistor R1 in parallel with each other, and said capacitor C2 is grounded.
3. The explosive device according to claim 2, wherein said RC circuit further comprises a resistor R2, said resistor R2 being in series with a diode D2.
4. The detonation device according to claim 1, wherein the rectifying and filtering module further comprises a diode D1, the blocking capacitor C1 connects the diode D2 and the diode D1 in parallel, the blocking capacitor C1 connects an anode of the diode D2, and the blocking capacitor C1 connects a cathode of the diode D1.
5. The detonation device according to any one of claims 1-4, wherein the detonation switch module comprises a direct current power supply and a MOS (metal oxide semiconductor) tube, a drain electrode of the MOS tube is connected with the direct current power supply, a gate electrode of the MOS tube is connected with an output end of a rectifying and filtering module, and a source electrode of the MOS tube is connected with the initiating explosive device.
6. The detonation device according to claim 5, wherein a current limiting resistor R3 is connected in series between the direct current power supply and the MOS tube.
7. The explosive device according to claim 6, wherein said current limiting resistor R3 is a high power resistor.
8. The detonator of claim 6 wherein the circuit board trace between the DC power source and the switch unit passes a current of no less than 1A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111397292.3A CN113911301B (en) | 2021-11-23 | 2021-11-23 | Detonating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111397292.3A CN113911301B (en) | 2021-11-23 | 2021-11-23 | Detonating device |
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| Publication Number | Publication Date |
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| CN113911301A CN113911301A (en) | 2022-01-11 |
| CN113911301B true CN113911301B (en) | 2023-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111397292.3A Active CN113911301B (en) | 2021-11-23 | 2021-11-23 | Detonating device |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3075125A (en) * | 1959-06-03 | 1963-01-22 | Ici Ltd | Exploders |
| JPH11190600A (en) * | 1997-12-26 | 1999-07-13 | Toyotomi Kogyo Kk | Electric detonator with electronic-type delay circuit and blasting method using it |
| CN2554592Y (en) * | 2002-06-01 | 2003-06-04 | 刘海滨 | Phase control electric fuze |
| CN201210034Y (en) * | 2008-04-23 | 2009-03-18 | 张连山 | Electrostatic ignition explosive initiator for electric fuse |
| CN101861509A (en) * | 2007-09-10 | 2010-10-13 | 桑德威克采矿和建筑Rsa股份有限公司 | Electronic blasting capsule |
| CN202836381U (en) * | 2012-10-23 | 2013-03-27 | 成都常道科技有限责任公司 | Safe detonating device |
| CN104677197A (en) * | 2013-11-30 | 2015-06-03 | 中国科学院沈阳自动化研究所 | Explosion starter safety control device and method used for underwater robot |
| CN205375058U (en) * | 2016-01-29 | 2016-07-06 | 陕西烽火电子股份有限公司 | Optimizing apparatus of control current output |
| CN109780953A (en) * | 2019-02-15 | 2019-05-21 | 北京星际荣耀空间科技有限公司 | Detonation circuit and apparatus to cause bursting |
| CN110442057A (en) * | 2019-07-31 | 2019-11-12 | 中国航天空气动力技术研究院 | A kind of the delayed exploding control system and control method of fire extinguishing bomb |
| CN111751867A (en) * | 2020-07-15 | 2020-10-09 | 江苏泰达机电设备有限责任公司 | Seismic source exciter |
| CN214308399U (en) * | 2021-02-22 | 2021-09-28 | 桂林航天工业学院 | Missile in-line type ignition device |
| CN113513947A (en) * | 2021-06-21 | 2021-10-19 | 上海卫星工程研究所 | High-reliability initiating explosive device driving circuit |
-
2021
- 2021-11-23 CN CN202111397292.3A patent/CN113911301B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3075125A (en) * | 1959-06-03 | 1963-01-22 | Ici Ltd | Exploders |
| JPH11190600A (en) * | 1997-12-26 | 1999-07-13 | Toyotomi Kogyo Kk | Electric detonator with electronic-type delay circuit and blasting method using it |
| CN2554592Y (en) * | 2002-06-01 | 2003-06-04 | 刘海滨 | Phase control electric fuze |
| CN101861509A (en) * | 2007-09-10 | 2010-10-13 | 桑德威克采矿和建筑Rsa股份有限公司 | Electronic blasting capsule |
| CN201210034Y (en) * | 2008-04-23 | 2009-03-18 | 张连山 | Electrostatic ignition explosive initiator for electric fuse |
| CN202836381U (en) * | 2012-10-23 | 2013-03-27 | 成都常道科技有限责任公司 | Safe detonating device |
| CN104677197A (en) * | 2013-11-30 | 2015-06-03 | 中国科学院沈阳自动化研究所 | Explosion starter safety control device and method used for underwater robot |
| CN205375058U (en) * | 2016-01-29 | 2016-07-06 | 陕西烽火电子股份有限公司 | Optimizing apparatus of control current output |
| CN109780953A (en) * | 2019-02-15 | 2019-05-21 | 北京星际荣耀空间科技有限公司 | Detonation circuit and apparatus to cause bursting |
| CN110442057A (en) * | 2019-07-31 | 2019-11-12 | 中国航天空气动力技术研究院 | A kind of the delayed exploding control system and control method of fire extinguishing bomb |
| CN111751867A (en) * | 2020-07-15 | 2020-10-09 | 江苏泰达机电设备有限责任公司 | Seismic source exciter |
| CN214308399U (en) * | 2021-02-22 | 2021-09-28 | 桂林航天工业学院 | Missile in-line type ignition device |
| CN113513947A (en) * | 2021-06-21 | 2021-10-19 | 上海卫星工程研究所 | High-reliability initiating explosive device driving circuit |
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| CN113911301A (en) | 2022-01-11 |
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