CN115727725A - Detonation control system and detonation control method of electronic detonator - Google Patents
Detonation control system and detonation control method of electronic detonator Download PDFInfo
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- 238000005474 detonation Methods 0.000 title claims abstract description 294
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000002955 isolation Methods 0.000 claims description 12
- 230000000977 initiatory effect Effects 0.000 claims description 11
- 238000005422 blasting Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
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Abstract
The invention provides a detonation control system and a detonation control method of an electronic detonator, which can simplify operation equipment, improve the convenience of field operation, prolong the detonation communication distance and ensure the synchronism of detonation. The system comprises a detonation control host, wherein the host MCU module is used for sending a detonation signal; the host computer wired communication module is used for supporting the detonation control host computer to carry out wired communication; the host wireless communication module is used for supporting the detonation control host to carry out wireless communication; the detonation control submachine comprises: the submachine MCU module is used for receiving and forwarding the detonation signal; the sub machine wireless communication module is used for supporting the detonation control sub machine to wirelessly communicate with the detonation control host machine; the wired host communication module is used for transmitting the detonation signal to other detonation control submachine; the wired sub-machine communication module is used for wired connection communication; and the selective switching module is used for switching the use of the wired host communication module and the wired sub-machine communication module.
Description
Technical Field
The invention relates to the technical field of electronic detonators, in particular to a detonation control system and a detonation control method of an electronic detonator
Background
The electronic detonator is also called a digital electronic detonator, a digital detonator or an industrial digital electronic detonator, namely the electronic detonator which adopts an electronic control module to control the detonation process, and the main working principle of the electronic detonator is as follows: and presetting delay time, after receiving an authorized detonation instruction, opening a detonation control loop by a control chip in the electronic detonator, and heating and igniting the medicament by an ignition element after the ignition element obtains energy so as to detonate the electronic detonator.
When the electronic detonators are used in a blasting field, the electronic detonators need to be connected in parallel and networked through leg wires and then connected to an initiator through a bus. The environment of an actual blasting field is complex, when a large number of electronic detonators are used, the blasting host machine and the blasting submachine are required to be arranged, the blasting submachine is used for sub-control, and the normal communication of the blasting device has range limitation.
Chinese patent with publication number CN203224180U, which discloses a detonation system comprising: the detonation network host machine is connected with the first detonation network slave machine through an RS-485 serial communication cable, and the first detonation network slave machine is respectively connected with the (n + 1) th detonation network slave machine and the (n + 2) th detonation network slave machine through the RS-485 serial communication cable, wherein the (8230) and (8230) are sequentially connected in series; each network detonation slave machine is connected with the digital electronic detonator group, and in actual use, strict requirements are imposed on the detonation synchronization, and if the scheme of the scheme is used for networking, the detonation synchronization control is complex.
In addition, chinese patent No. CN215984240U discloses that the detonation system further includes a repeater, and the detonation control distance is extended by the repeater. However, the relay is used as a device for connecting the submachine, the submachine is a mobile device, the number of field submachine is not uniform, the number of the priming stations is strictly limited by the traditional communication mode such as RS-485, 232, CAN and the like, or the communication distance is longer and CAN only reach 1200m, and the blasting area cannot be covered. The cable line connection has a polarity distinction. The interference resistance is poor, the cable needs a specific cable, the shielding layer is needed outside the cable, and the technical bottleneck is very large.
Disclosure of Invention
In order to solve the problems, the invention provides a detonation control system of an electronic detonator and a detonation control method thereof, which can simplify operation equipment, improve the convenience of field operation, prolong the detonation communication distance and ensure the synchronism of detonation.
The technical scheme is as follows: an initiation control system of an electronic detonator comprising:
the detonation control host is used for sending out a detonation signal;
the detonation control sub-machine is respectively connected with the detonation control main machine and the electronic detonator;
the detonation control host comprises:
the host computer MCU module is used for sending a detonation signal;
the host wired communication module is used for supporting the detonation control host to carry out wired communication;
the host wireless communication module is used for supporting the detonation control host to carry out wireless communication;
the detonation control sub-machine comprises:
the submachine MCU module is used for receiving and forwarding the detonation signal;
the sub machine wireless communication module is used for supporting the detonation control sub machine to carry out wireless communication with the detonation control host machine;
the wired host communication module is used for transmitting a detonation signal to other detonation control submachine through the wired host communication module;
the wired sub-machine communication module is used for wired connection communication;
and the selection switching module is used for switching the use of the wired host communication module and the wired sub-machine communication module.
Further, the detonation control host further comprises:
the host power supply module is used for supplying power;
the host signal switching module is connected with the host MCU module and is used for converting the detonation signal;
the host signal isolation module is connected with the host signal switching module, the host wired communication module and the host wireless communication module and is used for isolating the detonation signal;
and the host power isolation module is used for isolating the power signal.
Further, the detonation control sub-machine further comprises:
the submachine power supply module is used for supplying power;
the sub machine signal switching module is connected with the sub machine MCU module and is used for initiating signal conversion;
the submachine signal isolation module is connected with the submachine signal switching module, the submachine wired communication module and the submachine wireless communication module and is used for isolating the detonation signals;
the submachine power isolation module is used for isolating power signals;
and the detonator control module is used for controlling the electronic detonator.
A detonation control method of a detonation control system of an electronic detonator is realized based on the detonation control system of the electronic detonator, and comprises a wired mode and a wireless mode;
when a wired mode is selected, the host wired communication module is connected with the submachine wired communication module in a wired mode, the detonation control host is in wired communication with the detonation control submachine and synchronously sends detonation signals to all the detonation control submachines to control the detonation of the electronic detonators;
when the wireless mode is selected, the detonation control host sends a connection command to one of the detonation control submachine through the host wireless communication module, the detonation control submachine receiving the connection command serves as a target detonation control submachine, the target detonation control submachine starts the wired host communication module through the selection switching module, the target detonation control submachine is in wired connection with other detonation control submachine, and the target detonation control submachine forwards a detonation signal to the wired submachine communication modules of other detonation control submachine through the wired host communication module to control the detonation of the electronic detonator.
Furthermore, a wired mode or a wireless mode is selected according to the distance between the detonation control host and the detonation control slave.
Further, a wired mode is adopted when the distance between the detonation control host machine and the detonation control slave machine is smaller than a set threshold value, and a wireless mode is adopted when the distance between the detonation control host machine and the detonation control slave machine is larger than the set threshold value.
Further, when the wireless mode is selected, the time for the target detonation control submachine to forward the detonation signal to other detonation control submachines is T0, the time for the detonation control submachine to analyze the detonation signal is T1, the time for the target detonation control submachine to receive the detonation signal is delayed by T0+ T1 for detonation, and the other detonation control submachines are directly detonated after receiving the detonation signal and are used for controlling all the detonation control submachines to synchronously detonate.
Further, in the wired mode, downlink data sent by the detonation control host machine to the detonation control sub-machine is transmitted in a mode of increasing voltage, and uplink data sent by the detonation control sub-machine to the detonation control host machine returns codes in a constant current mode.
According to the detonation control system of the electronic detonator, the detonation mode can be selected according to the requirement of the actual detonation control distance, when the detonation distance is short, the detonation control host machine and the detonation control submachine can be connected in a wired mode, and the detonation control host machine synchronously sends detonation signals to all the detonation control submachine to control the electronic detonator to detonate;
when the detonation distance is long, one of the detonation control submachine can be used as a target detonation control submachine, wireless communication is carried out between the target detonation control submachine and the detonation control host, the target detonation control submachine receives the detonation signal and then sends the detonation signal to other detonation control submachine for detonation, the transmission distance of the detonation signal in the detonation system is greatly prolonged, the communication distance is longer than 5km, the number of the portable submachines is greatly increased, and therefore the requirement during large-scale detonation is met.
Drawings
FIG. 1 is a block diagram of the detonation control host of the present invention;
FIG. 2 is a block diagram of the detonation control sub-machine of the present invention;
FIG. 3 is a schematic diagram of a wired mode in the detonation control method of the detonation control system of the electronic detonator of the present invention;
fig. 4 is a schematic diagram of a wireless mode in the detonation control method of the detonation control system of the electronic detonator according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail below. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in the background art, in the prior art, in order to delay the communication distance, the electronic detonator adopts a relay mode, the used initiation devices are various in device types, limited in load capacity, poor in long-distance interference capability and complex in use and operation, and the matching impedance needs to be adjusted according to the load of the sub-machine each time.
Referring to fig. 1 and 2, the initiation control system for an electronic detonator of the present invention includes:
a detonation control host 100 for sending a detonation signal;
the detonation control sub-machine 200 is connected with the detonation control main machine 100 and the electronic detonator 300 respectively;
the detonation control main unit 100 includes:
the host computer MCU module 101 is used for sending a detonation signal;
the host wired communication module 102 is used for supporting the detonation control host to carry out wired communication;
the host wireless communication module 103 is used for supporting the detonation control host to carry out wireless communication;
the initiation control sub-machine 200 includes:
the submachine MCU module 201 is used for receiving and forwarding the detonation signal;
the sub-machine wireless communication module 202 is used for supporting the detonation control sub-machine to wirelessly communicate with the detonation control host machine;
the wired host communication module 203 is used for carrying out wireless communication with the detonation control host to control the submachine and forwarding a detonation signal to other detonation control submachine through the wired host communication module;
the wired sub-machine communication module 204 is used for wired connection communication;
and the selection switching module 205 is used for switching the use of the wired host computer communication module and the wired sub computer communication module.
Specifically, the detonation control host 100 further includes:
a host power supply module 104 for supplying power;
the host signal switching module 105 is connected with the host MCU module 101, and is used for converting the detonation signal;
the host signal isolation module 106 is connected with the host signal switching module 105, the host wired communication module 102 and the host wireless communication module 103, and is used for isolating the detonation signal;
and a host power isolation module 107 for isolating the power signal.
Specifically, the detonation control sub-machine 200 further includes:
the sub-machine power supply module 206 is used for supplying power;
the sub machine signal switching module 207 is connected with the sub machine MCU module 201 and is used for initiating signal conversion;
the submachine signal isolation module 208 is connected with the submachine signal switching module 207, the submachine wired communication module 205 and the submachine wireless communication module 204 and is used for isolating the detonation signals;
a handset power isolation module 209 for isolating power signals;
and a detonator control module 210 for controlling the electronic detonator.
In the embodiment, the host wired communication module, the wired host communication module and the wired sub-machine communication module adopt communication chips meeting an M-bus protocol, the M-bus has the advantages of long communication transmission distance, suitability for mobile detonating machines, matching with detonator communication and the like, and in other embodiments of the invention, chips meeting other communication protocols, such as 485 and the like, can also be adopted.
In an embodiment of the invention, the invention further provides a detonation control method of the detonation control system of the electronic detonator, which is realized based on the detonation control system of the electronic detonator, and the detonation control method comprises a wired mode and a wireless mode;
when a wired mode is selected, the host wired communication module is connected with the sub-machine wired communication module in a wired mode, the detonation control host is in wired communication with the detonation control sub-machines, and the detonation control host synchronously sends detonation signals to all the detonation control sub-machines to control the detonation of the electronic detonators;
when the wireless mode is selected, the detonation control host machine sends a connection command to one of the detonation control sub-machines through the host machine wireless communication module, the detonation control sub-machine receiving the connection command serves as a target detonation control sub-machine, the target detonation control sub-machine starts the wired host machine communication module through the selection switching module, the target detonation control sub-machine is in wired connection with other detonation control sub-machines, and the target detonation control sub-machine forwards a detonation signal to the wired sub-machine communication modules of the other detonation control sub-machines through the wired host machine communication module to control the detonation of the electronic detonator.
Referring to fig. 3, in an embodiment of the present invention, in the wired mode, the downlink data sent by the detonation control host to the detonation control sub-machine is transmitted by means of increasing voltage, and the uplink data sent by the detonation control sub-machine to the detonation control host is returned to the code in a constant current manner.
The signal sent by the detonation control host machine to the detonation control submachine is downlink, and the signal sent by the detonation control submachine to the detonation control host machine is uplink. In the embodiment of the invention, in a wired mode, in order to ensure strong anti-interference capability and long transmission distance, downlink data is transmitted in a mode of increasing voltage, and the increased voltage can be 1-10 times of the voltage of a conventional communication signal. The weak voltage transmission of downlink data can be attenuated due to distance, and long distance can be submerged by some interference.
The traditional detonation control system has the limitation of the number of the connected submachine to a great extent, the traditional uplink communication is voltage, and the current which can be borne by the main machine can increase the power due to the number of the submachine. In the traditional communication mode in the market, the distance and the load are mutually exclusive. In the embodiment of the invention, the code is returned by using a constant current mode. In the wired mode, the code returning interference in the constant current mode only affects the voltage and has no influence on the current of the host.
In one embodiment of the invention, a wired mode or a wireless mode is selected according to the distance between the detonation control host and the detonation control slave; the method specifically comprises the following steps: and when the distance between the detonation control host machine and the detonation control slave machine is greater than the set threshold value, adopting a wireless mode.
Referring to fig. 4, in an embodiment of the present invention, when the wireless mode is selected, the time for the target detonation control submachine to forward the detonation signal to other detonation control submachines is T0, the time for the detonation control submachine to analyze the detonation signal is T1, the time for the target detonation control submachine to detonate is set to be T0+ T1 after receiving the detonation signal, and the other detonation control submachines detonate directly after receiving the detonation signal and are used for controlling all the detonation control submachines to detonate synchronously.
In the wireless mode, the detonation control submachine is wirelessly transmitted to the target detonation control submachine, and the target detonation control submachine is transmitted to other detonation control submachines in a wired mode after receiving the signals, so that the synchronism of the signals received by each detonation control submachine is ensured. In the traditional wireless communication mode in the market, the synchronism of the detonation signals received by each submachine is not easily realized through wireless transmission, in the invention, the time for forwarding the detonation signals to other detonation control submachines by setting a target detonation control submachine is T0, the time for analyzing the detonation signals by the detonation control submachine is T1, the time delay of T0+ T1 is set for detonation after the target detonation control submachine receives the detonation signals, other detonation control submachines directly detonate after receiving the detonation signals, and the synchronism of the detonation signals received by each submachine can be realized.
According to the detonation control system of the electronic detonator, the detonation mode can be selected according to the requirement of the actual detonation control distance, when the detonation distance is short, the detonation control host and the detonation control submachine can be connected in a wired mode, the detonation control host synchronously sends detonation signals to all the detonation control submachine to control the electronic detonator to detonate, the number of the connected submachine is not limited, downlink data are transmitted in a voltage boosting mode, and the detonation control distance can be effectively delayed;
when the detonation distance is long, one of the detonation control submachine can be used as a target detonation control submachine, wireless communication is carried out between the target detonation control submachine and the detonation control host, the target detonation control submachine receives a detonation signal and then sends the detonation signal to other detonation control submachine for detonation, the transmission distance of the detonation signal in a detonation system is greatly prolonged, the communication distance is longer than 5km, and the number of the submachines which can be carried is greatly increased, so that the requirement during large-scale detonation is met.
The method and the system for controlling the detonation of the electronic detonator are described in detail, and the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (8)
1. An initiation control system of an electronic detonator comprising:
the detonation control host is used for sending out a detonation signal;
the detonation control sub-machine is respectively connected with the detonation control main machine and the electronic detonator;
the method is characterized in that:
the detonation control host comprises:
the host computer MCU module is used for sending a detonation signal;
the host wired communication module is used for supporting the detonation control host to carry out wired communication;
the host wireless communication module is used for supporting the detonation control host to carry out wireless communication;
the detonation control sub-machine comprises:
the submachine MCU module is used for receiving and forwarding the detonation signal;
the sub machine wireless communication module is used for supporting the detonation control sub machine to wirelessly communicate with the detonation control host machine;
the wired host communication module is used for transmitting a detonation signal to other detonation control submachine through the wired host communication module;
the wired submachine communication module is used for wired connection communication;
and the selection switching module is used for switching the use of the wired host communication module and the wired sub-machine communication module.
2. The detonation control system of the electronic detonator according to claim 1, characterized in that: the detonation control host machine further comprises:
the host power supply module is used for supplying power;
the host signal switching module is connected with the host MCU module and is used for converting the detonation signal;
the host signal isolation module is connected with the host signal switching module, the host wired communication module and the host wireless communication module and is used for isolating the detonation signal;
and the host power isolation module is used for isolating the power signal.
3. The detonation control system of the electronic detonator according to claim 1, characterized in that: the detonation control sub-machine further comprises:
the submachine power supply module is used for supplying power;
the sub machine signal switching module is connected with the sub machine MCU module and is used for converting the detonation signal;
the submachine signal isolation module is connected with the submachine signal switching module, the submachine wired communication module and the submachine wireless communication module and is used for isolating the detonation signal;
the submachine power isolation module is used for isolating power signals;
and the detonator control module is used for controlling the electronic detonator.
4. A detonation control method of a detonation control system of an electronic detonator is characterized by comprising the following steps: the initiation control system implementation of the electronic detonator of claim 1, the initiation control method comprising a wired mode and a wireless mode;
when a wired mode is selected, the host wired communication module is connected with the submachine wired communication module in a wired mode, the detonation control host is in wired communication with the detonation control submachine and synchronously sends detonation signals to all the detonation control submachines to control the detonation of the electronic detonators;
when the wireless mode is selected, the detonation control host sends a connection command to one of the detonation control submachine through the host wireless communication module, the detonation control submachine receiving the connection command serves as a target detonation control submachine, the target detonation control submachine starts the wired host communication module through the selection switching module, the target detonation control submachine is in wired connection with other detonation control submachine, and the target detonation control submachine forwards a detonation signal to the wired submachine communication modules of other detonation control submachine through the wired host communication module to control the detonation of the electronic detonator.
5. The detonation control method of the detonation control system of the electronic detonator according to claim 4, characterized by comprising: and selecting a wired mode or a wireless mode according to the distance between the detonation control host and the detonation control slave.
6. The initiation control method of the initiation control system of the electronic detonator according to claim 5, characterized in that: and when the distance between the detonation control host and the detonation control slave is greater than the set threshold, the wireless mode is adopted.
7. The detonation control method of the detonation control system of the electronic detonator according to claim 4, characterized by comprising: when the wireless mode is selected, the time for the target detonation control submachine to forward the detonation signal to other detonation control submachines is T0, the time for the detonation control submachine to analyze the detonation signal is T1, the time for the target detonation control submachine to receive the detonation signal is set to be T0+ T1 for detonation, and the other detonation control submachines directly detonate after receiving the detonation signal and are used for controlling all the detonation control submachines to synchronously detonate.
8. The detonation control method of the detonation control system of the electronic detonator according to claim 4, characterized by comprising: in the wired mode, downlink data sent to the detonation control sub-machine by the detonation control host machine is transmitted in a mode of increasing voltage, and uplink data sent to the detonation control host machine by the detonation control sub-machine returns codes in a constant current mode.
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| CN115183641A (en) * | 2022-05-31 | 2022-10-14 | 上海芯飏科技有限公司 | System and method for realizing networking detonation by digital electronic detonator wireless detonation controller |
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| CA2589978A1 (en) * | 2005-01-24 | 2006-07-27 | Orica Explosives Technology Pty Ltd. | Wireless detonator assemblies, and corresponding networks |
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