CN115727725B - 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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- CN115727725B CN115727725B CN202211576446.XA CN202211576446A CN115727725B CN 115727725 B CN115727725 B CN 115727725B CN 202211576446 A CN202211576446 A CN 202211576446A CN 115727725 B CN115727725 B CN 115727725B
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- 238000005474 detonation Methods 0.000 title claims abstract description 287
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000000977 initiatory effect Effects 0.000 claims abstract description 19
- 238000002955 isolation Methods 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005422 blasting Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The application provides a detonation control system and a detonation control method of an electronic detonator, which can simplify operation equipment, improve convenience of field operation, prolong detonation communication distance and ensure synchronization of detonation. The system comprises a detonation control host, wherein the host MCU module is used for sending a detonation signal; the host wire communication module is used for supporting the initiation control host to perform wire 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 sub-machine MCU module is used for receiving and forwarding the detonation signals; the secondary machine wireless communication module is used for supporting the wireless communication between the initiation control secondary machine and the initiation control host; the wired host communication module is used for forwarding the detonation signals to other detonation control sub-machines; 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.
Description
Technical Field
The application 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, also called digital electronic detonator, digital detonator or industrial digital electronic detonator, namely the electronic detonator adopting the electronic control module to control the detonation process, has the main working principle that: and presetting delay time, and after receiving an authorized initiation instruction, opening an initiation control loop by a control chip in the electronic detonator, and heating to heat up to ignite the medicament after the ignition element obtains energy so as to detonate the electronic detonator.
When the electronic detonator is used in a blasting site, the electronic detonator needs to be connected in parallel and networked through the leg wires, and then is connected to the exploder through the bus. The environment of the actual blasting site is complex, when more electronic detonators are used, the detonators are often required to be controlled by the detonators in a separated mode through arranging the detonating host and the detonators, and the detonators can normally communicate and have range limitation.
Chinese patent publication No. CN203224180U discloses a detonation system comprising: the detonation network host 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+1th detonation network slave machine and the n+2th detonation network slave machine … … in series through the RS-485 serial communication cable; each network detonation slave is connected with the digital electronic detonator group, and in actual use, strict requirements are provided for the detonating synchronism, such as networking is performed by the scheme of the scheme, and the detonating synchronous control is complex.
In addition, chinese patent publication No. CN215984240U discloses that the detonation system further includes a repeater through which the detonation control distance is extended. However, the relay is used as a device for connecting the sub-machines, the sub-machines are mobile devices, the number of the sub-machines in the field is not uniform, the number of the detonation stations is strictly limited by the traditional communication modes such as RS-485, 232, CAN and other bus protocols, or the communication distance is longer and CAN only reach 1200m, and the blasting area cannot be covered. The cable lines are connected with polarity differentiation. The anti-interference capability is poor, the cable needs a specific cable, a shielding layer is needed outside the cable, and the technical bottleneck is large.
Disclosure of Invention
In view of the above problems, the present application provides a detonation control system and a detonation control method for an electronic detonator, which can simplify operation equipment, improve convenience of field operation, prolong detonation communication distance, and ensure synchronization of detonation.
The technical scheme is as follows: a detonation control system for 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 host and the electronic detonator;
the detonation control host comprises:
the host MCU module is used for sending a detonation signal;
the host wire communication module is used for supporting the initiation control host to perform wire 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 sub-machine MCU module is used for receiving and forwarding the detonation signals;
the secondary machine wireless communication module is used for supporting the detonation control secondary machine to wirelessly communicate with the detonation control host;
the wired host communication module is used for transmitting the detonation signal to other detonation control submachines 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 used for initiating signal conversion;
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 power signals.
Further, the initiation control sub-machine further includes:
the sub-machine power supply module is used for supplying power;
the secondary machine signal switching module is connected with the secondary machine MCU module and used for initiating signal conversion;
the secondary machine signal isolation module is connected with the secondary machine signal switching module, the wired secondary machine communication module and the secondary machine wireless communication module and used for isolating detonation signals;
the electronic power supply isolation module is used for isolating power supply signals;
and the detonator control module is used for controlling the electronic detonator.
The detonation control method of the detonation control system of the 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 wired sub-machine communication module in a wired mode, the detonation control host and the detonation control sub-machines are in wired communication, and the detonation control host synchronously sends detonation signals to all the detonation control sub-machines to control the detonation of the electronic detonator;
when the wireless mode is selected, the detonation control host sends a connection command to one detonation control sub-machine through the host 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 enables the wired host communication module through the selection switching module, the target detonation control sub-machine is connected with other detonation control sub-machines through wires, and the target detonation control sub-machine forwards detonation signals to the wired sub-machine communication modules of other detonation control sub-machines through the wired host communication module to control detonation of the electronic detonator.
Further, a wired mode or a wireless mode is selected according to the distance between the detonation control master and the detonation control slave.
Further, a wired mode is adopted when the distance between the detonation control master and the detonation control slave is smaller than a set threshold value, and a wireless mode is adopted when the distance between the detonation control master and the detonation control slave is larger than the set threshold value.
Further, when the wireless mode is selected, the time for forwarding the detonation signal to other detonation control sub-machines by the target detonation control sub-machine is T0, the time for analyzing the detonation signal by the detonation control sub-machine is T1, the time for delaying T0+ T1 time for detonation after the detonation control sub-machine receives the detonation signal is set, and the other detonation control sub-machines directly detonate after receiving the detonation signal and are used for controlling all the detonation control sub-machines to detonate synchronously.
Further, in the wired mode, downlink data sent to the detonation control sub-machine by the detonation control sub-machine is transmitted in a voltage increasing mode, and uplink data sent to the detonation control sub-machine is coded back in a constant current mode by the detonation control sub-machine.
According to the detonation control system of the electronic detonator, a detonation mode can be selected according to the requirement of an actual detonation control distance, when the detonation distance is short, a detonation control host and a detonation control sub-machine can be connected in a wired mode, and the detonation control host synchronously sends detonation signals to all the detonation control sub-machines to control the detonation of the electronic detonator;
when the detonation distance is longer, one detonation control sub-machine can be used as a target detonation control sub-machine, the target detonation control sub-machine and the detonation control main machine are in wireless communication, after receiving the detonation signals, the target detonation control sub-machine sends the detonation signals to other detonation control sub-machines for detonation, so that the transmission distance of the detonation signals in a detonation system is greatly prolonged, the communication distance can be longer than 5km, the number of sub-machines which can be carried is greatly increased, thereby meeting the requirement in large-scale detonation.
Drawings
FIG. 1 is a block diagram of a detonation control host of the present application;
FIG. 2 is a block diagram of a detonation control sub-machine of the present application;
FIG. 3 is a schematic diagram of a wired mode in a detonation control method of the detonation control system of the electronic detonator of the present application;
fig. 4 is a schematic diagram of a wireless mode in the detonation control method of the detonation control system of the electronic detonator of the application.
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 will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, based on the examples herein, which are within the scope of the application as defined by the claims, will be within the scope of the application as defined by the claims.
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 equipment types of the detonating equipment are multiple, the loading capacity is limited, the long-distance interference capability is poor, the use operation is complex, and the matching impedance is required to be adjusted according to the load of the sub-machine every time, so that the application provides a detonating control system of the electronic detonator.
Referring to fig. 1 and 2, the detonation control system of the electronic detonator of the application comprises:
the detonation control host 100 is used for sending out a detonation signal;
the detonation control sub-machine 200 is respectively connected with the detonation control main machine 100 and the electronic detonator 300;
the detonation control host 100 includes:
the host MCU module 101 is used for sending a detonation signal;
the host wired communication module 102 is used for supporting the initiation control host to perform wired communication;
the host wireless communication module 103 is used for supporting the detonation control host to perform wireless communication;
the detonation control sub-machine 200 includes:
the slave machine MCU module 201 is used for receiving and forwarding the detonation signal;
the sub-machine wireless communication module 202 is used for supporting the wireless communication between the detonation control sub-machine and the detonation control host;
the wired host communication module 203 is used for wirelessly communicating with the detonation control host and forwarding detonation signals to other detonation control sub-machines through the wired host communication module;
the wired sub-machine communication module 204 is used for wired connection communication;
the switching module 205 is selected to switch between the use of the wired host communication module and the wired sub-machine communication module.
Specifically, the detonation control host 100 further includes:
a host power module 104 for supplying power;
the host signal switching module 105 is connected with the host MCU module 101 and used for initiating signal conversion;
the host signal isolation module 106, 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;
the host power isolation module 107 is configured to isolate a power signal.
Specifically, the detonation control sub-machine 200 further includes:
a sub-machine power supply module 206 for supplying power;
the slave machine signal switching module 207, the slave machine signal switching module 207 is connected with the slave machine MCU module 201 for initiating signal conversion;
the sub-machine signal isolation module 208, the sub-machine signal isolation module 208 is connected with the sub-machine signal switching module 207, the wired sub-machine communication module 204 and the sub-machine wireless communication module 202, and is used for isolating the detonation signal;
the power supply isolation module 209 is configured to isolate a power supply signal;
and a detonator control module 210 for controlling the electronic detonator.
In this embodiment, the host wired communication module, the wired host communication module, and the wired sub-machine communication module adopt communication chips meeting the M-bus protocol, and the M-bus has the advantages of long communication transmission distance, suitability for mobile detonators, and matching detonator communication, etc., and in other embodiments of the present application, chips meeting other communication protocols, such as 485, etc., may also be adopted.
In the embodiment of the application, a detonation control method of a detonation control system of an electronic detonator is also provided, the detonation control system is realized based on 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 wired sub-machine communication module in a wired mode, the detonation control host performs 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 detonator;
when the wireless mode is selected, the detonation control host sends a connection command to one detonation control sub-machine through the host 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 enables the wired host communication module through the selection switching module, the target detonation control sub-machine is connected with other detonation control sub-machines through wires, and the target detonation control sub-machine forwards detonation signals to the wired sub-machine communication modules of the other detonation control sub-machines through the wired host communication module to control detonation of the electronic detonator.
Referring to fig. 3, in one embodiment of the present application, in the wired mode, downlink data sent by the detonation control host to the detonation control slave is transmitted by increasing voltage, and uplink data sent by the detonation control slave to the detonation control host is coded back by constant current.
The initiation control host sends a signal to the initiation control sub-machine to be downlink, and the initiation control sub-machine sends a signal to the initiation control host to be uplink. In the embodiment of the application, in order to ensure strong anti-interference capability and long transmission distance in a wired mode, downlink data is transmitted in a voltage increasing mode, and the voltage can be 1-10 times of the voltage of a conventional communication signal. The downlink data weak voltage transmission can be attenuated due to the distance, and the long distance can be submerged by some interference.
The traditional detonation control system has the limit of the number of connected sub-machines to a great extent, traditional uplink communication is voltage, and the current which can be carried by the host machine can increase power due to the number of the sub-machines. In the traditional communication mode in the market, the distance and the load are in mutual exclusion relation. In the embodiment of the application, a constant current mode is used for code returning. In the wired mode, the constant current mode is used for code returning interference, which only affects voltage and has no influence on the current of a host.
In one embodiment of the application, a wired mode or a wireless mode is selected according to the distance between the detonation control master and the detonation control slave; the specific steps can be as follows: and when the distance between the detonation control host and the detonation control slave is larger than the set threshold, adopting a wireless mode.
Referring to fig. 4, in one embodiment of the present application, when the wireless mode is selected, the time for the target detonation control slave machine to forward the detonation signal to the other detonation control slave machines is T0, the time for the detonation control slave machine to analyze the detonation signal is T1, the time delay t0+t1 time for detonation after the target detonation control slave machine receives the detonation signal is set, and the other detonation control slave machines receive the detonation signal and directly detonate to control all the detonation control slave machines 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 signal synchronism 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 sub-machine is not easy to realize in wireless transmission, in the application, the time for forwarding the detonation signals to other detonation control sub-machines by the target detonation control sub-machine is set to be T0, the time for analyzing the detonation signals by the detonation control sub-machine is set to be T1, the time delay T0+ T1 for detonation after the target detonation control sub-machine receives the detonation signals is set, and the other detonation control sub-machines directly detonate after receiving the detonation signals, so that the synchronism of the detonation signals received by each sub-machine can be realized.
According to the detonation control system of the electronic detonator, a detonation mode can be selected according to the requirement of an actual detonation control distance, when the detonation distance is short, the detonation control host and the detonation control sub-machines can be connected in a wired mode, the detonation control host synchronously sends detonation signals to all the detonation control sub-machines to control the detonation of the electronic detonator, the number of the connected sub-machines is not limited, downlink data is transmitted in a voltage increasing mode, and the detonation control distance can be effectively delayed;
when the detonation distance is longer, one detonation control sub-machine can be used as a target detonation control sub-machine, the target detonation control sub-machine and the detonation control main machine are in wireless communication, after receiving the detonation signals, the target detonation control sub-machine sends the detonation signals to other detonation control sub-machines for detonation, the transmission distance of the detonation signals in a detonation system is greatly prolonged, the communication distance is more than 5km, the number of sub-machines which can be carried is greatly increased, thereby meeting the requirement in large-scale detonation.
The above describes the method and the application of the system for controlling the detonation of the electronic detonator provided by the application in detail, and specific examples are applied to describe the principle and the implementation of the application, and the description of the above examples is only used for helping to understand the method and the core idea of the application; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.
Claims (5)
1. A detonation control method of a detonation control system of an electronic detonator is characterized by comprising the following steps: the detonation control system based on the electronic detonator is realized, and the detonation control system of the electronic detonator comprises:
the detonation control host is used for sending out a detonation signal;
the detonation control sub-machine is respectively connected with the detonation control host and the electronic detonator;
the method is characterized in that:
the detonation control host comprises:
the host MCU module is used for sending a detonation signal;
the host wire communication module is used for supporting the initiation control host to perform wire 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 sub-machine MCU module is used for receiving and forwarding the detonation signals;
the secondary machine wireless communication module is used for supporting the detonation control secondary machine to wirelessly communicate with the detonation control host;
the wired host communication module is used for transmitting the detonation signal to other detonation control submachines through the wired host communication module;
the wired sub-machine communication module is used for wired connection communication;
the selection switching module is used for switching the use of the wired host communication module and the wired sub-machine communication module;
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 wired sub-machine communication module in a wired mode, the detonation control host and the detonation control sub-machines are in wired communication, and the detonation control host synchronously sends detonation signals to all the detonation control sub-machines to control the detonation of the electronic detonator;
when a wireless mode is selected, the detonation control host sends a connection command to one detonation control sub-machine through the host 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 enables the wired host communication module through the selection switching module, the target detonation control sub-machine is connected with other detonation control sub-machines through wires, and the target detonation control sub-machine forwards detonation signals to the wired sub-machine communication modules of other detonation control sub-machines through the wired host communication module to control detonation of the electronic detonator;
selecting a wired mode or a wireless mode according to the distance between the detonation control host and the detonation control slave;
and when the distance between the detonation control host and the detonation control slave is larger than the set threshold, adopting a wireless mode.
2. The detonation control method of the detonation control system of the electronic detonator of claim 1, wherein: the detonation control host also comprises:
the host power supply module is used for supplying power;
the host signal switching module is connected with the host MCU module and used for initiating signal conversion;
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 power signals.
3. The detonation control method of the detonation control system of the electronic detonator of claim 1, wherein: the detonation control sub-machine further comprises:
the sub-machine power supply module is used for supplying power;
the secondary machine signal switching module is connected with the secondary machine MCU module and used for initiating signal conversion;
the secondary machine signal isolation module is connected with the secondary machine signal switching module, the wired secondary machine communication module and the secondary machine wireless communication module and used for isolating detonation signals;
the electronic power supply isolation module is used for isolating power supply signals;
and the detonator control module is used for controlling the electronic detonator.
4. The detonation control method of the detonation control system of the electronic detonator of claim 1, wherein: when a wireless mode is selected, the time for forwarding the detonation signal to other detonation control sub-machines by the target detonation control sub-machine is T0, the time for analyzing the detonation signal by the detonation control sub-machine is T1, the time for delaying T0+T1 after the detonation signal is received by the target detonation control sub-machine is set for detonation, and the other detonation control sub-machines are directly detonated after receiving the detonation signal and are used for controlling all the detonation control sub-machines to detonate synchronously.
5. The detonation control method of the detonation control system of the electronic detonator of claim 1, wherein: in the wired mode, downlink data sent to the detonation control sub-machine by the detonation control sub-machine is transmitted in a voltage increasing mode, and uplink data sent to the detonation control sub-machine is coded back in a constant current mode by the detonation control sub-machine.
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