CN211373362U - Laser positioning automatic target scoring system based on shielding object monitoring - Google Patents
Laser positioning automatic target scoring system based on shielding object monitoring Download PDFInfo
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- CN211373362U CN211373362U CN201922349648.0U CN201922349648U CN211373362U CN 211373362 U CN211373362 U CN 211373362U CN 201922349648 U CN201922349648 U CN 201922349648U CN 211373362 U CN211373362 U CN 211373362U
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Abstract
The utility model discloses a laser positioning automatic target-scoring system based on shielding object monitoring, which comprises a support frame and a receiving target clamped at the rear end of the support frame and used for bearing bullet shooting, wherein the support frame is provided with a filter frame at the front end of the receiving target, a laser emitting module and a laser receiving module are arranged between the filter frame and the receiving target, the laser emitting module comprises a plurality of laser transmitters equidistantly arranged on the inner top surface and the right inner wall surface of the support frame, the laser receiving module comprises a plurality of laser receivers equidistantly arranged on the inner bottom surface and the left inner wall surface of the support frame, the laser receivers are in one-to-one correspondence with the laser transmitters, and the automatic target-reporting system for laser positioning also comprises a data processing module, and the laser transmitter and the laser receiver are electrically connected with the data processing module.
Description
Technical Field
The utility model relates to an automatic target scoring system of laser positioning based on shelter from thing monitoring.
Background
At present, the gun used for shooting training of most troops is a 95-type automatic rifle (95-type for short, also called QBZ 95-type automatic rifle), which is an assault rifle developed by 208 research institute of Chinese weapons and equipments group. The main designer is a Chinese academy of engineering, i.e., a Chinese Uygur, belonging to a part of a 5.8mm gun family, and is one of standard rifles of the Chinese people liberation force. The caliber of the rifle is 5.8mm, the rifle is of a non-support structure and has good stability; the precision is high, the body of a gun is shorter, the balance is excellent, the carrying is convenient, the gun can fight in all weather, 5.8mm ammunition can puncture an 8mm steel plate in 100 m and still has weak lethality, and the lethality is large.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an automatic target scoring system of laser positioning based on shelter from thing monitoring, when having solved present shooting training, need artifical target scoring, the flow is loaded down with trivial details to can't prevent the accidental injury incident that the jump bullet produced, the not high problem of security.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a laser positioning automatic target scoring system based on shielding object monitoring comprises a support frame and a receiving target clamped at the rear end of the support frame and used for bearing bullet shooting, wherein the support frame is provided with a filtering frame at the front end of the receiving target, a laser emitting module and a laser receiving module are arranged between the filtering frame and the receiving target, the laser emitting module comprises a plurality of laser emitters equidistantly arranged on the inner bottom surface and the left inner wall surface of the support frame, the laser receiving module comprises a plurality of laser receivers equidistantly arranged on the inner top surface and the right inner wall surface of the support frame, the laser receivers are in one-to-one correspondence with the laser emitters and used for receiving laser beams of the laser emitters to form a laser matrix net, the laser matrix net is parallel to the receiving target and completely covers the receiving target, and the laser positioning automatic target scoring system further comprises a data processing module, and the laser transmitter and the laser receiver are both electrically connected with the data processing module.
Preferably, a microcontroller is arranged between the laser receiver and the data processing module, and the microcontroller is used for uploading the electric signal received from the laser receiver to the data processing module.
Preferably, the microcontroller is a 51 single chip microcomputer, the P1.0 pin, the P1.1 pin, the P1.2 pin and the P1.3 pin of the 51 single chip microcomputer are respectively connected with four laser receivers located on the inner top surface of the support frame, the P0.0 pin, the P0.1 pin, the P0.2 pin, the P0.3 pin, the P0.4 pin, the P0.5 pin, the P0.6 pin and the P0.7 pin of the 51 single chip microcomputer are respectively connected with eight laser receivers located on the right inner wall surface of the support frame, the XTAL1 pin and the XTAL2 pin of the 51 single chip microcomputer are respectively connected with the input end and the output end of the oscillation circuit of the 51 single chip microcomputer, and the VCC pin of the 51 single chip microcomputer is connected with a power supply.
Preferably, the 51 single-chip microcomputer is an STC89C51 single-chip microcomputer.
Preferably, the laser emitter is an infrared emitting tube, the infrared emitting tubes are driven by non-homologous common ground and connected in parallel, and each infrared emitting tube is provided with a current limiting resistor in series.
Preferably, the laser receiver is a photodiode.
Preferably, the laser matrix net is an infrared matrix net, wherein the bullet absorbs infrared light irradiated on the bullet when passing through the infrared matrix net.
Preferably, the data processing module processes and analyzes the received electric signal in real time, calculates a space coordinate of an impact point of the bullet, and converts the space coordinate into a ring value.
Preferably, the data processing module takes the inner bottom surface of the support frame as an X axis, the left side wall of the support frame as a Y axis, the lower left corner of the support frame as an original point, the distance between every two adjacent laser receivers as unit length, a rectangular coordinate is established, the data processing module marks the position point of the electric signal which is at a low level in the matrix network according to the electric signal received in real time, namely the bullet impact point, and the bullet impact point is converted into a ring numerical value by looking up a table.
(III) advantageous effects
The utility model provides an automatic target scoring system of laser positioning based on shelter from thing monitoring. The method has the following beneficial effects: the utility model discloses removed the artifical loaded down with trivial details operation of reporting a target from, reduced the probability of the bullet jump accidental injury incident that artifical target-reporting probably takes place simultaneously, improved the security among the shooting training process greatly, simplify the shooting training flow, can also realize the shooting training on the various distances, need not visible laser source assigned position, also need not to consume chest ring target paper, reduced the training spending to can train for a long time in succession, improved training efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the simplified coordinates of the structure of the present invention;
fig. 3 is a simplified layout and structure diagram of the laser tube of the present invention.
In the figure, 1 a support frame, 2 a receiving target, 3 a filtering frame, 4 a laser emitting module and 5 a laser receiving module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a technical solution: the utility model provides an automatic target system of reporting of laser positioning based on shelter from thing monitoring, locates 1 rear end of a frame including a frame 1 and card and is used for bearing the receipt target 2 of bullet shooting, a frame 1 is located and receives 2 front ends of target and is provided with filtering frame 3, and filtering frame 3 is used for the external interference light source of filtering, reduces photodiode's receiving error to further improve the device precision. The automatic laser positioning target reporting system comprises a filter frame 3, a receiving target 2 and a laser positioning module 2, wherein a laser transmitting module 4 and a laser receiving module 5 are arranged between the filter frame 3 and the receiving target 2, the laser transmitting module 4 comprises a plurality of laser transmitters which are arranged at equal intervals on the inner bottom surface and the left inner wall surface of the support frame 1, the laser receiving module 5 comprises a plurality of laser receivers which are arranged at equal intervals on the inner top surface and the right inner wall surface of the support frame 1, the laser receivers correspond to the laser transmitters one by one and are used for receiving laser beams of the laser transmitters to form a laser matrix network, the laser matrix network is parallel to the receiving target 2 and completely covers the receiving target 2, the automatic laser positioning target reporting system further comprises a data processing module, the laser transmitters and the laser receivers are both electrically connected with the data processing module, C + + language compiling software is adopted in the, and determining shooting sites, displaying the shooting sites by using a visual image, and determining the number of rings corresponding to the hit positions.
And a microcontroller is arranged between the laser receiver and the data processing module and is used for uploading the electric signals received from the laser receiver to the data processing module.
The microcontroller is a 51 single-chip microcomputer, a P1.0 pin, a P1.1 pin, a P1.2 pin and a P1.3 pin of the 51 single-chip microcomputer are respectively connected with four laser receivers on the inner top surface of the support frame, a P0.0 pin, a P0.1 pin, a P0.2 pin, a P0.3 pin, a P0.4 pin, a P0.5 pin, a P0.6 pin and a P0.7 pin of the 51 single-chip microcomputer are respectively connected with eight laser receivers on the right inner wall surface of the support frame, an XTAL1 pin and an XTAL2 pin of the 51 single-chip microcomputer are respectively connected with the input end and the output end of the oscillating circuit of the 51 single-chip microcomputer, and a VCC pin of the 51 single-chip microcomputer is connected with a power supply (.
The 51 single chip microcomputer is an STC89C51 single chip microcomputer and is used for reading the switching value of the photosensitive diode and carrying out operation analysis to position the bullet, and in the design of special application, if the rows and the columns of the infrared rectangular array need to be further subdivided, namely the density of the infrared matrix network needs to be expanded, the requirement of positioning can be met through chip expansion 1/0 ports such as 74H595 and the like, and the accuracy of bullet position judgment can be improved.
The laser emitter is an infrared emitting tube, the infrared emitting tubes are in non-homologous common ground drive parallel connection, and each infrared emitting tube is provided with a current limiting resistor in series, so that the brightness consistency of the infrared emitting tubes is ensured.
The laser receiver is a photosensitive diode, the photosensitive diode works under reverse bias, the carrier transit time and the interelectrode capacitance of the photosensitive diode can be reduced, the response sensitivity and the frequency of the detector are improved, and the photocurrent can be calculated and used for matching with the load current of the 1/O port and preventing the 1/O port from being burnt out.
The laser matrix net is an infrared matrix net, wherein infrared light irradiated on bullets is absorbed when the bullets pass through the infrared matrix net.
The data processing module processes and analyzes the received electric signals in real time, calculates the space coordinates of the impact points of the bullets, and converts the space coordinates into ring values.
The data processing module takes the inner bottom surface of the support frame as an X axis, the left side wall of the support frame as a Y axis, the lower left corner of the support frame as an original point (see figure 2), the distance between every two adjacent laser receivers is taken as unit length, a rectangular coordinate is established, the data processing module marks the position point of the electric signal which is low level in the matrix network according to the electric signal received in real time, namely the bullet impact point, and the bullet impact point is converted into a ring numerical value by looking up a table.
In this embodiment, the infrared matrix network is formed by 70 equidistant infrared transmitting tubes and 70 photodiodes, the infrared transmitting tubes and the photodiodes correspond to each other to determine the position of the bullet in advance, and according to the continuity of the infrared matrix network, any object blocking the laser path of the infrared matrix network can change the optical signal received by the photodiodes, so as to find the corresponding infrared transmitting tube and further locate the position where the blocking object passes through.
In this embodiment, the position is judged based on the level jump of the infrared transmitting tube and the photodiode, when the frequency and the intensity of the infrared light received by the photodiode and transmitted by the infrared transmitting tube are higher, the resistance value of the photodiode is lower, the resistance value is similar to a conducted wire if exceeding a certain limit, and the low level can be read out, whereas when the frequency and the intensity of the received infrared light are lower, the resistance value of the photodiode is higher, and the high level can be read out. When the photodiode is connected with the STC89C51 singlechip, a pull-up resistor of about 10 kOmega is required to be connected to stabilize a signal read by the STC89C51 singlechip, in practical application, the density of rows and columns of an infrared matrix network is designed according to detection requirements, the higher the layout density, the higher the identification precision and the smaller the size of an identified target object, firstly, the level of each pin of the STC89C51 singlechip is set to be high, when a system is electrified, invisible light (infrared light) emitted by an infrared emission tube is received by the photodiode, the photodiode is in a conducting state, the level of the pin of the STC89C51 singlechip is changed from high level to low level, in addition, no target object is detected in an infrared matrix network identification area (namely, an infrared matrix in the infrared matrix network), when a bullet passes through the infrared matrix network identification area, the bullet shields the infrared light emitted by the infrared emission tube, and the photodiode cannot receive the infrared light, the resistance value of the resistor is increased and is in a cut-off state, the pin level of the row and the column corresponding to the photosensitive diode is changed from low level to high level, and the row and the column of the bullet are judged according to the high-low change of the pin level of the row and the column of the STC89C51 single chip microcomputer, so that the bullet is in which row and which column, and the specific position of the bullet is obtained through analysis.
When the bullet passes through the infrared matrix network, the bullet can block part of infrared light (the point has two infrared lights, namely an X axis and a Y axis) emitted by the infrared emission tube, at the moment, the infrared light emitted by the infrared emission tube cannot be received by the corresponding photosensitive diode, the level is changed from high level to low level, the microcontroller, namely the STC89C51 single chip microcomputer sends an electric signal to the data processing module, the data processing module marks the point position in the space coordinate, namely the bullet impact point coordinate, and the bullet impact point coordinate is converted into a ring value through table lookup.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A laser positioning automatic target scoring system based on shielding object monitoring comprises a support frame and a receiving target clamped at the rear end of the support frame and used for bearing bullet shooting, and is characterized in that the support frame is provided with a filter frame at the front end of the receiving target, a laser emitting module and a laser receiving module are arranged between the filter frame and the receiving target, the laser emitting module comprises a plurality of laser emitters equidistantly arranged on the inner lower surface and the left inner wall surface of the support frame, the laser receiving module comprises a plurality of laser receivers equidistantly arranged on the inner top surface and the right inner wall surface of the support frame, the laser receivers and the laser emitters are in one-to-one correspondence and used for receiving laser beams of the laser emitters to form a laser matrix net, the laser matrix net is parallel to the receiving target and completely covers the receiving target, and the laser positioning automatic target scoring system further comprises a data processing module, and the laser transmitter and the laser receiver are both electrically connected with the data processing module.
2. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 1, wherein a microcontroller is arranged between the laser receiver and the data processing module, and the microcontroller is used for uploading an electric signal received from the laser receiver to the data processing module.
3. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 2, wherein the microcontroller is a 51-chip microcomputer, the P1.0 pin, the P1.1 pin, the P1.2 pin and the P1.3 pin of the 51-chip microcomputer are respectively connected with four laser receivers located on the inner top surface of the bracket frame, the P0.0 pin, the P0.1 pin, the P0.2 pin, the P0.3 pin, the P0.4 pin, the P0.5 pin, the P0.6 pin and the P0.7 pin of the 51-chip microcomputer are respectively connected with eight laser receivers located on the right inner wall surface of the bracket frame, the XTAL1 pin and the XTAL2 pin of the 51-chip microcomputer are respectively connected with the input end and the output end of the oscillation circuit of the 51-chip microcomputer, and the VCC pin of the 51-chip microcomputer is connected with a power supply.
4. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 3, wherein the 51 single chip microcomputer is STC89C51 single chip microcomputer.
5. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 2, wherein the laser emitter is an infrared emitting tube, a plurality of infrared emitting tubes are connected in parallel by adopting non-homologous common ground driving, and each infrared emitting tube is provided with a current limiting resistor in series.
6. The laser positioning automatic target scoring system based on obstruction monitoring as claimed in claim 5, wherein the laser receiver is a photodiode.
7. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 6, wherein the laser matrix net is an infrared matrix net, wherein the bullet absorbs infrared light irradiated on the bullet when passing through the infrared matrix net.
8. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 1, wherein the data processing module processes and analyzes the received electric signal in real time, calculates the space coordinate of the bullet impact point, and converts the space coordinate into a ring value.
9. The laser positioning automatic target scoring system based on shelter monitoring as claimed in claim 8, wherein the data processing module takes the inner bottom surface of the support frame as an X-axis, the left side wall of the support frame as a Y-axis, the lower left corner of the support frame as an origin, and the distance between two adjacent laser receivers as a unit length to establish a rectangular coordinate, the data processing module marks a position point where the electric signal is at a low level in the matrix network according to the real-time received electric signal, namely, an impact point of the bullet, and the position point is converted into a ring value by looking up a table.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922349648.0U CN211373362U (en) | 2019-12-24 | 2019-12-24 | Laser positioning automatic target scoring system based on shielding object monitoring |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922349648.0U CN211373362U (en) | 2019-12-24 | 2019-12-24 | Laser positioning automatic target scoring system based on shielding object monitoring |
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| CN211373362U true CN211373362U (en) | 2020-08-28 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264196A (en) * | 2021-12-20 | 2022-04-01 | 北京昆仑卫士智能科技有限公司 | Laser target |
| CN115325937A (en) * | 2022-10-11 | 2022-11-11 | 光量信息科技(宁波)有限公司 | Silicon photomultiplier-based rapid and automatic positioning method for center of light-reflecting target spot |
| CN115355767A (en) * | 2022-09-14 | 2022-11-18 | 深圳市稳耀半导体科技有限公司 | LED transmitting and receiving array module for replacing traditional competitive shooting target |
-
2019
- 2019-12-24 CN CN201922349648.0U patent/CN211373362U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264196A (en) * | 2021-12-20 | 2022-04-01 | 北京昆仑卫士智能科技有限公司 | Laser target |
| CN115355767A (en) * | 2022-09-14 | 2022-11-18 | 深圳市稳耀半导体科技有限公司 | LED transmitting and receiving array module for replacing traditional competitive shooting target |
| CN115325937A (en) * | 2022-10-11 | 2022-11-11 | 光量信息科技(宁波)有限公司 | Silicon photomultiplier-based rapid and automatic positioning method for center of light-reflecting target spot |
| CN115325937B (en) * | 2022-10-11 | 2023-02-07 | 光量信息科技(宁波)有限公司 | Silicon photomultiplier-based rapid and automatic positioning method for center of light-reflecting target spot |
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Effective date of registration: 20210310 Address after: 610200 police school section 489, Shuangliu District, Chengdu City, Sichuan Province Patentee after: Chinese People's Armed Police Force Police Officer Academy Address before: 610200 No.489, 1st section of Jingxue Road, Shuangliu District, Chengdu, Sichuan Province Patentee before: Shi Junqing Patentee before: Chen Jing Patentee before: Zheng Chunhua Patentee before: Zhuang Huihui Patentee before: Gao Lingling Patentee before: Liu Fengfeng Patentee before: He Nanlin Patentee before: Yang Yang Patentee before: Wang Jian |
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Granted publication date: 20200828 Termination date: 20201224 |