CN111368964B - Non-contact shooting counting device and counting method thereof - Google Patents
Non-contact shooting counting device and counting method thereof Download PDFInfo
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- CN111368964B CN111368964B CN202010197723.0A CN202010197723A CN111368964B CN 111368964 B CN111368964 B CN 111368964B CN 202010197723 A CN202010197723 A CN 202010197723A CN 111368964 B CN111368964 B CN 111368964B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/08—Design features of general application for actuating the drive
- G06M1/10—Design features of general application for actuating the drive by electric or magnetic means
- G06M1/101—Design features of general application for actuating the drive by electric or magnetic means by electro-optical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
- F41A33/00—Adaptations for training; Gun simulators
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/27—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum
- G06M1/272—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum using photoelectric means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The invention discloses a non-contact shooting counting device and a counting method thereof, which relate to counting equipment for a firearm to perform live firing training and a counting method by using the equipment, and can accurately count the number of consumed bullets of a corresponding shooter and the firing time of each bullet in real time. A non-contact shooting counting device, a signal acquisition device is arranged at the shooting point of each shooter, the signal acquisition device is in signal connection with a signal processing device, the signal processing device is connected with a power supply, and the signal processing device is also in signal connection with a display device; the signal acquisition equipment is hoisted on a roof or placed on the ground. The signal processing device adopts data line connection, 4G wireless signal connection or 5G signal connection, preferably adopts data line connection or 5G signal connection when being respectively connected with the signal acquisition equipment and the display device. The signal acquisition equipment is provided with an photoelectric probe and a shock wave probe and is used for respectively acquiring muzzle flame and sound waves when the muzzle shoots.
Description
Technical Field
The invention discloses a non-contact shooting counting device and a counting method thereof, which relate to counting equipment for a firearm to perform live firing training and a counting method by using the equipment, and can accurately count the number of consumed bullets of a corresponding shooter and the firing time of each bullet in real time.
Background
The actual consumption of ammunition is required to be counted and managed during the shooting training of army and police, manual calculation is adopted in most of the prior art, the actual consumption of the ammunition is difficult to obtain in the process, the actual shooting ammunition quantity of each shooter is difficult to count, and particularly when a large number of shooters perform the shooting training in the same area, the statistics is more difficult; in addition, the bullet consumption is counted by mounting the detection equipment on the gun head, and as the detection equipment has a certain weight, the gravity center of the firearm can be influenced during design, and then the action of the gun by a shooter and the actual shooting condition are influenced, a new ball firing counting equipment is necessarily designed to meet the actual shooting training requirement.
Disclosure of Invention
The invention provides a non-contact shooting counting device which can count shooting conditions of each shooter in real time and analyze data so as to help the shooter to improve shooting level.
A non-contact shooting counting device, a signal acquisition device is arranged at the shooting point of each shooter, the signal acquisition device is in signal connection with a signal processing device, the signal processing device is connected with a power supply, and the signal processing device is also in signal connection with a display device; the signal acquisition equipment is hoisted on a roof or placed on the ground.
The signal processing device adopts data line connection, 4G wireless signal connection or 5G signal connection when being respectively connected with the signal acquisition equipment and the display device, and preferably adopts the data line connection or the 5G signal connection so as to reduce delay, improve the real-time rate of data and reduce signal errors caused by high delay.
The signal acquisition equipment is provided with an photoelectric probe and a shock wave probe at the same time and is used for respectively acquiring muzzle flame and sound waves when the muzzle shoots; the photoelectric probe is aligned with the corresponding shooting point, so that muzzle flame signals can be conveniently collected; the photoelectric probe and the shock wave probe are all existing.
The photoelectric probe is a near infrared optical sensor, can effectively shield the interference of indoor lamplight and outdoor strong light through a rear-end narrow-band-pass filter amplifying circuit, can effectively identify flame tail signals of a muzzle, and is of a BPW34FAS type.
The signal processing device is a singlechip or a computer.
The display device is a digital kinescope or a liquid crystal display.
The power supply is an alternating current power supply and/or a direct current power supply; the alternating current power supply is 220V alternating current power supply, the direct current power supply is a direct current power supply powered by a storage battery, and the storage battery is preferably a lithium battery.
The method for counting by using the non-contact shooting counting device comprises the following steps:
(1) Setting up a database in the signal processing device and setting shooting parameters;
(2) A firearm ready for shooting, and starting a non-contact shooting counting device;
(3) Triggering a firearm trigger, triggering the firearm, generating muzzle flame and shock wave signals, respectively acquiring by a photoelectric probe and a shock wave probe on signal acquisition equipment, and recording time t1 when the photoelectric probe is acquired;
(4) Taking the time t1 as a reference, acquiring a shock wave signal by a shock wave probe, recording the acquisition time t2, wherein the time period from the acquisition of the photoelectric probe to the acquisition of the shock wave probe is Deltat=t2-t 1, and passing through the data of a signal processing deviceComparing information stored in the library, t min ≤△t≤t max When the shooting information is generated for the corresponding shooting point, the signal processing device records the shooting information of the shooting point; if Deltat < t min Or Deltat > t max Judging that the shock wave signal is not generated by the shooting point, comparing the shock wave signal with muzzle flame acquired by the photoelectric probes at other positions by the signal processing device, if the shock wave signal is in a range section, if the shock wave signal is in accordance with the range section, the shooting information of the shooting point is shooting information, and if the shock wave signal is not in accordance with the range section, the shock wave signal is eliminated;
(5) After the signal processing device processes the signal information, the shooting information is displayed in real time through the display device, wherein the shooting information comprises the time consumed by each shooting point and the shooting times, and the interval time of each shooting; assessment and training are facilitated.
The method for setting shooting parameters by using the invention comprises the following steps:
(1) A database is built in the signal processing device, and the database information comprises related information which is respectively acquired according to the type of the firearm, the shooting distance in the design place and the shooting point distance from the signal acquisition equipment; the gun comprises muzzle flames of different types of guns, timbre when the guns shoot, the intensity range of a shock wave signal and the brightness range of the muzzle flames; and determining the transmission time t of the shock wave signal from the shooting point to the corresponding position signal acquisition equipment min ≤t≤t max The range is that the shock wave signal which is not in the intensity range of the shock wave signal is not collected, the light signal which is not in the brightness range of muzzle flame is not collected, and the signal interference of the outside is avoided;
(2) All shots are numbered and stored in the signal processing device.
The invention has the following characteristics:
(1) The invention solves the problem of detecting the flame tail of the remote bullet by the near infrared optical sensor, and the near infrared optical sensor can effectively shield the interference of indoor lamplight and outdoor strong light by the rear end narrow-band-pass filter amplifying circuit, and can effectively identify the flame tail signal of the muzzle.
(2) The invention solves the problem of shock wave detection of bullet discharge through the shock wave probe, adopts the shock wave probe as a shock wave detection sensor, and adopts the band-pass filter amplifying circuit at the rear end, thereby effectively shielding the interference generated by other sound sources in the shooting range.
(3) The invention solves the problem that when a plurality of firearms shoot simultaneously in the same shooting stadium, the number of the shooting bullets of each firearm is identified. The number of shots of the current gunman is identified through a time difference between the flame tail signal and the shock wave signal, and the shooting signal interference of the adjacent gunman is shielded.
(4) The display module of the display device can display the number of the shot bullets on the display module in real time.
(5) The number of bullets and the shooting time of each bullet can be transmitted to other devices in real time to be used for function expansion.
(6) The invention shoots compatible battery power supply and 220V indoor power supply, the battery adopts two lithium batteries, and the 220V indoor power supply adopts a 12V adapter. A single diode is adopted on the circuit of the equipment, and two mutually backup power supplies are placed, so that the damage caused by simultaneous power supply is prevented.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention, without limitation to the invention, wherein:
fig. 1 is a schematic view of the present invention when installed above and in front of a firing point, respectively:
FIG. 2 is a schematic diagram of the sensing range of the signal acquisition device of the present invention;
fig. 3 is a schematic diagram of the structural connection of the present invention.
Fig. 4 is a schematic waveform diagram of muzzle flame signals and shock wave signals acquired in the present invention.
Fig. 5 is a schematic of the workflow of the present invention.
Description of the embodiments
Embodiments of the present invention are described in further detail below with reference to FIGS. 1-5.
A non-contact shooting counting device, a signal acquisition device 1 is arranged at the shooting point of each shooter, the signal acquisition device 1 is in signal connection with a signal processing device 2, the signal processing device 2 is connected with a power supply 3, and is also in signal connection with a display device 4; the signal acquisition device 1 is hoisted on a roof or placed on the ground.
The signal processing device 2 adopts data line connection, 4G wireless signal connection or 5G signal connection when respectively carrying out signal connection with the signal acquisition equipment 1 and the display device 4, and preferably adopts data line connection or 5G signal connection so as to reduce delay, improve the real-time rate of data and reduce signal errors generated due to high delay.
The signal acquisition equipment 1 is provided with a photoelectric probe 1-1 and a shock wave probe 1-2 at the same time and is used for respectively acquiring muzzle flame and sound waves when the muzzle shoots; the photoelectric probe 1-1 is aligned with the corresponding shooting point, so that muzzle flame signals can be conveniently collected; the photoelectric probe 1-1 and the shock wave probe 1-2 are both existing.
The photoelectric probe 1-1 is a near infrared optical sensor, the interference of indoor lamplight and outdoor strong light can be effectively shielded through a rear-end narrow-band-pass filter amplifying circuit, a flame tail signal of a muzzle can be effectively identified, and the model of the photoelectric probe 1-1 is BPW34FAS.
The signal processing device 2 is a single chip microcomputer or a computer.
The display device 4 is a digital picture tube or a liquid crystal display.
The power supply 3 is an alternating current power supply and/or a direct current power supply; the alternating current power supply is 220V alternating current power supply, the direct current power supply is a direct current power supply powered by a storage battery, and the storage battery is preferably a lithium battery.
The method for counting by using the non-contact shooting counting device comprises the following steps:
(1) Setting up a database in the signal processing device 2 and setting shooting parameters;
(2) A firearm ready for shooting, and starting a non-contact shooting counting device;
(3) Triggering a firearm trigger, triggering the firearm, generating muzzle flame and shock wave signals, respectively acquiring by the photoelectric probe 1-1 and the shock wave probe 1-2 on the signal acquisition equipment 1, and recording the time t1 when the photoelectric probe 1-1 is acquired;
(4) Taking the time t1 as a reference, acquiring a shock wave signal by the shock wave probe 1-2, recording the acquisition time t2, wherein the time period from the acquisition of the shock wave probe 1-1 to the acquisition of the shock wave probe 1-2 by the photoelectric probe 1-1 is Deltat=t2-t 1, comparing information stored in a database of the signal processing device 2, and t min ≤△t≤t max When in use, shooting information generated for corresponding shooting points is recorded by the signal processing device 2; if Deltat < t min Or Deltat > t max Judging that the shock wave signal is not generated by the shooting point, comparing the shock wave signal with muzzle flame acquired by the photoelectric probe 1-1 at other positions by the signal processing device 2, if the shock wave signal is within the range, the shock wave signal is shooting information of the shooting point, and if the shock wave signal is not generated by the shooting point, the shock wave signal is the external interference shock wave signal, so that the shock wave signal is eliminated;
(5) After the signal processing device 2 processes the signal information, the shooting information is displayed in real time through the display device 4, wherein the shooting information comprises the time consumed by each shooting point and the shooting times, and the interval time of each shooting; assessment and training are facilitated.
The method for setting shooting parameters by using the invention comprises the following steps:
(1) A database is built in the signal processing device 2, and the database information comprises related information which is respectively acquired according to the type of the firearm, the shooting distance in the design place and the shooting point distance from the signal acquisition equipment; the gun comprises muzzle flames of different types of guns, timbre when the guns shoot, the intensity range of a shock wave signal and the brightness range of the muzzle flames; and determining the transmission time t of the shock wave signal from the shooting point to the corresponding position signal acquisition equipment min ≤t≤t max The range is that the shock wave signal which is not in the intensity range of the shock wave signal is not collected, the light signal which is not in the brightness range of muzzle flame is not collected, and the signal interference of the outside is avoided;
(2) All shots are numbered and stored in the signal processing device.
Claims (5)
1. A method for counting by a non-contact shooting counting device, which is characterized in that: the device comprises signal acquisition equipment arranged at shooting points of each shooter, wherein the signal acquisition equipment is in signal connection with a signal processing device, and the signal processing device is connected with a power supply and is also in signal connection with a display device; the signal acquisition equipment is hoisted on a roof or placed on the ground;
the signal acquisition equipment is provided with an optoelectronic probe and a shock wave probe at the same time;
the photoelectric probe is a near infrared optical sensor, and the model of the photoelectric probe is BPW34FAS;
the method for counting by the non-contact shooting counting device comprises the following steps:
(1) Setting up a database in the signal processing device and setting shooting parameters;
(2) A firearm ready for shooting, and starting a non-contact shooting counting device;
(3) Triggering a firearm trigger, triggering the firearm, generating muzzle flame and shock wave signals, respectively acquiring by a photoelectric probe and a shock wave probe on signal acquisition equipment, and recording time t1 when the photoelectric probe is acquired;
(4) Taking the time t1 as a reference, acquiring a shock wave signal by a shock wave probe, recording the acquisition time t2, wherein the time period from the acquisition of the shock wave probe by a photoelectric probe to the acquisition of the shock wave probe is Deltat=t2-t 1, and comparing information stored in a database of a signal processing device, and t min ≤△t≤t max When the shooting information is generated for the corresponding shooting point, the signal processing device records the shooting information of the shooting point; if Deltat < t min Or Deltat > t max Judging that the shock wave signal is not generated by the shooting point, comparing the shock wave signal with muzzle flame acquired by the photoelectric probes at other positions by the signal processing device, if the shock wave signal is within the range, determining that the shock wave signal is the shooting information of the shooting point, and if the shock wave signal is not the shooting information, determining that the shock wave signal is not generated by the shooting pointRemoving the external interference shock wave signals;
(5) After the signal processing device processes the signal information, the shooting information is displayed in real time through the display device, wherein the shooting information comprises the time consumed by each shooting point and the shooting times, and the interval time of each shooting; the evaluation and training are convenient;
the shooting parameter setting method comprises the following steps:
(1) A database is built in the signal processing device, and the database information comprises related information which is respectively acquired according to the type of the firearm, the shooting distance in the design place and the shooting point distance from the signal acquisition equipment; the gun comprises muzzle flames of different types of guns, timbre when the guns shoot, the intensity range of a shock wave signal and the brightness range of the muzzle flames; and determining the transmission time t of the shock wave signal from the shooting point to the corresponding position signal acquisition equipment min ≤t≤t max The range is that the shock wave signal which is not in the intensity range of the shock wave signal is not collected, the light signal which is not in the brightness range of muzzle flame is not collected, and the signal interference of the outside is avoided;
(2) All shots are numbered and stored in the signal processing device.
2. A method of counting by a non-contact fire counting device according to claim 1, wherein: the signal processing device is connected with the signal acquisition equipment and the display device by adopting a data line or 4G wireless signal when in signal connection.
3. A method of counting by a non-contact fire counting device according to claim 1, wherein: the signal processing device is a singlechip or a computer.
4. A method of counting by a non-contact fire counting device according to claim 1, wherein: the display device is a digital kinescope or a liquid crystal display.
5. A method of counting by a non-contact fire counting device according to claim 1, wherein: the power supply is an alternating current power supply and/or a direct current power supply; the alternating current power supply is 220V alternating current power supply, the direct current power supply is a direct current power supply powered by a storage battery, and the storage battery is a lithium battery.
Applications Claiming Priority (2)
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| CN201911281078 | 2019-12-11 | ||
| CN2019112810784 | 2019-12-11 |
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| CN111368964A CN111368964A (en) | 2020-07-03 |
| CN111368964B true CN111368964B (en) | 2023-07-25 |
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| CN112529138B (en) * | 2020-11-30 | 2024-05-14 | 济南瑞特安防设备有限公司 | Bullet firing counting device based on recoil detection |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453799A (en) * | 2012-05-30 | 2013-12-18 | 中国兵器工业第二0二研究所 | Real-time measurement method for quantity of shot bullets of small arm |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453799A (en) * | 2012-05-30 | 2013-12-18 | 中国兵器工业第二0二研究所 | Real-time measurement method for quantity of shot bullets of small arm |
Non-Patent Citations (1)
| Title |
|---|
| 付永升.枪口火光与声波探测装置和时统研究.中国优秀硕士学位论文全文数据库工程科技II辑.2013,第1、32-46页、50-56页. * |
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