CN209783407U - gun-mounted multi-dimensional sensing assembly and automatic firearm state identification system - Google Patents
gun-mounted multi-dimensional sensing assembly and automatic firearm state identification system Download PDFInfo
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Abstract
The utility model relates to a rifle carries multidimension sensing subassembly, firearms state automatic identification system, the rifle carries multidimension sensing subassembly includes: the PCB circuit board is integrated with a plurality of sensors such as a triaxial acceleration sensor, a triaxial angular velocity sensor, a triaxial magnetometer, a GPS or Beidou positioner, a microswitch, a pressure switch, a pickup and an RFID chip, and is also integrated with a main control CPU, a mobile data communication unit (2G, 5G optional), a Bluetooth, a WiFi, a GNSS positioning unit and a data storage unit. Firearms state automatic identification system, by the rifle that installs on the firearms carry multidimension sensing assembly, install the terminal group of the installation firearms management platform software of law enforcement units and command center at all levels of terminal group one-tenth at the gun holster communication subassembly, high in the clouds server and the deployment on the gun holster, the firearms data is solved through high in the clouds algorithm, can realize the real-time supervision to the firearms state, include: gun drawing, loading, aiming, firing, magazine changing and gun separation (gun dropping).
Description
Technical Field
The utility model relates to a firearms management field, more specifically say, relate to a rifle carries multidimension sensing subassembly, firearms state automatic identification system based on multidimension inertial sensing technique.
Background
the concept of Smart firearms (Smart Gun) was originally proposed in the united states, and the use authorization management of firearms is intended to be realized by using a biometric identification technology (fingerprint) and an internet technology, so that the use safety of firearms is improved, and the Smart management of the use of firearms is realized. At present, a series of products of the intelligent firearms are formed, and are represented by American companies abroad, and the product concept emphasizes the safety of firearms holding personnel or the use authorization of the firearms, namely once a fire is handed over, the functions of automatic support and the like are realized, or the authorization management of the use of the firearms is realized through a fingerprint firearms lock.
The intelligent firearms of various scientific research institutes in China are also tried: firearms incorporating NFC locks have emerged, with the authorization of the use of the firearm being achieved by the NFC ring. China's public security department also starts to popularize ' intelligent gun cabinet ' in 2017, and realizes automatic management of the guns in and out of a warehouse by integrating RFID chips on police guns and RFID reading devices at gun cabinets and warehouse gates.
however, the system only has single functions of positioning, use authorization (locking), warehousing and the like, and cannot meet the requirements of public security departments and military parties in China on firearm management, and particularly, a complete and mature firearm management solution scheme is not available for small-size police firearms.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a rifle carries multidimension sensing subassembly, firearms state automatic identification system based on multidimension inertial sensing technique can realize the real-time supervision to the firearms state, include: gun drawing, loading, aiming, firing, magazine changing and gun separation (gun dropping).
Rifle based on multidimension inertial sensing technique carry multidimension sensing subassembly, include: the PCB is integrated with a plurality of sensors such as a triaxial acceleration sensor, a triaxial angular velocity sensor, a triaxial magnetometer, a GPS or Beidou positioner, a microswitch, a pressure switch, a pickup and an RFID chip, and is also integrated with a main control CPU, a mobile data communication unit, a Bluetooth, WiFi, GNSS positioning and a data storage unit.
the three-axis acceleration sensor, the three-axis angular velocity sensor and the three-axis magnetometer measure the inertia of the firearm and measure three-axis linear acceleration, three-axis angular velocity, a three-axis magnetic field and a three-axis angle.
The microswitch and the photoelectric switch measure a firearm magazine, and the pressure switch measures a firearm in-out sleeve.
The assembly is embedded within the firearm grip or externally mounted to the firearm.
UART, SPI and IIC universal serial communication interfaces are reserved in the assembly.
a firearms state automatic identification system based on multidimension inertia sensing technology, by the rifle that installs on the firearms carry multidimension sensing component, install gun case communication component, high in the clouds server on the gun case and arrange at the terminal of the firearms management platform software of law enforcement units and command center at different levels and become, the firearms data gesture data (triaxial linear acceleration, triaxial angular velocity, triaxial earth magnetism), audio data and magazine state around that the rifle carried multidimension sensing component and gathered pass through reach on the gun case communication component the high in the clouds server is resolved firearms data through the high in the clouds algorithm, can realize the real-time supervision to the firearms state, include: gun drawing, loading, aiming, firing, magazine changing and gun separation (gun dropping).
The firearm state automatic identification system also comprises a special charging base, can charge the holster communication assembly and the firearm-mounted multi-dimensional sensing assembly at the same time, is also provided with a data transmission interface for data reading, equipment maintenance and detection of the working state of the firearm, and can automatically prompt if equipment fails.
Drawings
Fig. 1 is a block diagram of the automatic firearm state identification system based on the multidimensional inertial sensing technology.
Fig. 2 is a schematic diagram of a gun-mounted multi-dimensional sensing assembly with an external grip.
Fig. 3 is a holster with a holster communication assembly embedded therein.
FIG. 4 is a schematic diagram of a gun-gun system and coordinate system definition.
fig. 5 is a schematic view of a pistol grip integrated with an onboard multi-dimensional sensing assembly.
Figure 6 is a gun use real-time monitoring interface.
figure 7 is a gun usage history interface.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
in order to explain the technical means and functions of the present invention adopted to accomplish the predetermined purpose in more detail, the following description and examples are combined with the accompanying drawings to describe in further detail the specific implementation of the automatic firearm state identification system based on the multidimensional inertial sensing technology according to the present invention. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
in order to overcome the defects, the patent provides an automatic firearm state identification system based on a multidimensional inertial sensing technology, which consists of a firearm-mounted multidimensional sensing component arranged on a firearm, a holster communication component, a cloud server and terminals of firearm management platform software deployed in law enforcement units and command centers at all levels, and the technical scheme is as follows as shown in figure 1:
the gun-mounted multi-dimensional sensing assembly is mounted on a firearm, a multi-dimensional inertial sensor (six axes/nine axes), a sound pickup, a photoelectric distance sensor and other sensors are integrated in the gun-mounted multi-dimensional sensing assembly and used for collecting data of the firearm, wherein the data comprise three-axis linear acceleration, three-axis angular velocity, surrounding sound and a magazine state, and the data are transmitted to a holster communication assembly mounted on a holster through near field communication (Bluetooth).
The holster communication assembly stores the data, and sends the data to the cloud server in real time through the mobile data network (2G or 5G) after local backup is completed.
the cloud server stores and classifies the data, analyzes and excavates the data through the algorithm of the cloud, and automatically identifies the state of the firearm through firearm data acquired by the firearm-mounted multi-dimensional sensing assembly, wherein the firearm data comprises firearm sleeve-out, firearm loading, firearm aiming, firearm firing and magazine replacement. After the cloud server finishes automatic identification of the state of the firearms, the state of the firearms can be pushed to terminals of firearms management platform software deployed in law enforcement units and command centers at all levels in real time, and the firearms in the jurisdiction of the commander can be managed by the commander. When a gun-related emergency occurs, the alarm can be automatically triggered, and the first time processing by a commander is facilitated.
Particularly, if the near field communication between the gun-mounted multi-dimensional sensing assembly and the holster communication assembly fails, the gun-mounted multi-dimensional sensing assembly stores the acquired data into a memory of the gun-mounted multi-dimensional sensing assembly, regularly starts an internally integrated geographic position positioning function and a mobile data network function, and regularly and automatically reports the geographic position information of the gun-mounted multi-dimensional sensing assembly to the cloud server.
In addition, the holster communication assembly may also be compatible with other bluetooth devices, such as a cell phone, a computer, or a video recorder with bluetooth functionality.
The utility model discloses can realize the function as follows:
Monitoring the use condition of the firearm in real time: the gun service conditions including gun pulling, aiming, gun opening, gun separation and the like can be monitored in real time and sent to a command center, other law enforcement units near a case scene and other policemen in real time.
Firearm use history: a data record for recordable firearm use, comprising: gun pull/holster in time, firearm pose (orientation), position (latitude and longitude), clip status (upper clip, lower clip), fire, firearm malfunction (jam), and cartridge loading. For case evidence collection and for the assessment of the officer's firearm use as normative.
Managing firearms: the system can automatically manage the geographic position, the use condition, the user information and the like of the firearm. The gun-mounted multi-dimensional sensing assembly automatically enters a gun searching mode under the state of separation of a person and a gun or loss of the gun, and self position information is reported in real time.
As shown in fig. 2, the gun-mounted multi-dimensional sensing assembly is mounted on a gun, is integrated in a handle or is externally mounted through a tactical support, can realize real-time monitoring and alarming on the condition of the gun, and is internally integrated with a three-axis acceleration sensor, a three-axis angular velocity sensor, a three-axis magnetometer, a GPS/beidou locator, a micro switch, a pressure switch, an RFID chip and a rechargeable battery. The gun-mounted multi-dimensional sensing assembly adopts a high-integration-level low-power-consumption design, can continuously work for 48 hours (the positioning function can continuously work for 5 days) after being charged once, and realizes real-time monitoring on gun posture (pointing), position (longitude and latitude), cartridge clip state (upper cartridge clip and lower cartridge clip), shooting, gun fault (shell clamping) and bullet loading. The Bluetooth communication protocol is adopted, and data can be transmitted to any equipment with the Bluetooth function, such as a mobile phone, a vehicle-mounted computer and the like. In addition, a mobile data communication unit is integrated in the Bluetooth communication system, and data can be directly uploaded to a cloud server (firearm cloud) through 2G/5G (optional) under the condition that Bluetooth communication fails. The gun-mounted multi-dimensional sensing assembly can be mounted inside a gun handle, and is provided with a special anti-dismounting structure which can be dismounted only by using a key. In addition, the gun-mounted multi-dimensional sensing assembly can be customized according to different requirements of a user for using the firearm and is installed on different police firearms and military firearms.
Rifle carry sensing multidimension sensing subassembly adopt the design of high integration level, multiple sensors such as triaxial acceleration sensor, triaxial angular velocity sensor, triaxial magnetometer, GPS big dipper locator, micro-gap switch, pressure switch, adapter, RFID chip have integrateed on a PCB circuit board, integrated master control CPU simultaneously, mobile data communication unit (2G, 5G is optional), bluetooth, wiFi, GNSS location, data storage unit, can conveniently imbed in the firearms handle, also can adorn outward. In addition, universal serial communication interfaces such as UART, SPI and IIC are reserved, and expansion is facilitated.
The utility model discloses accessible prepackage mode (in embedding the handle) or after dress mode (install in cartridge case storehouse or on tactics hanging rail) install on gun, but once charge 48 hours of continuous operation (only use locate function can continuous operation more than 5 days), realize the real-time supervision to gun gesture (directive), position (longitude and latitude), cartridge clip state (go up cartridge clip, lower cartridge clip), shooting, gun trouble (card shell), bullet chamber.
Under the normal operating mode, the utility model discloses a firearm data transmission that bluetooth communication will gather supplies its storage and analysis to any equipment that has bluetooth function, like cell-phone, computer, other bluetooth equipment etc. When the Bluetooth communication is interrupted (or the pairing is failed), the mobile data communication unit in the Bluetooth communication device can be automatically started, and data are uploaded to a designated remote server end through 2G (5G optional) for storage and analysis.
The utility model discloses the accessible front-loading mode embedding is inside the stock, also can install on magazine rear or tactics hanging rail through back loading mode, and its design has special anti-disassembly structure, need use the key just can dismantle. Furthermore, the utility model discloses still can customize according to the different demands that the user used the firearms, install on different firearms.
the main performance indexes of the gun-mounted multi-dimensional sensing assembly are as follows:
Table 1: main index of gun-carried multidimensional sensing assembly
As shown in fig. 3, the holster communication module can be mounted on the holster afterwards or embedded in the holster before, and a 2G or 5G mobile data communication unit, a bluetooth communication unit and a data storage unit are integrated inside the holster, and a geographic position positioning unit is integrated, so that the holster has a geographic positioning function. In addition, the holster communication assembly is integrated with a micro tact switch and a micro photoelectric switch for detecting whether the firearm is put into or removed from the holster. And the integrated NFC read-write unit can read and identify the RFID label integrated in the gun-mounted multi-dimensional sensing assembly, and the gun is identified by identifying the gun information. The holster communication assembly can also communicate with other equipment such as a mobile phone, a vehicle-mounted computer and the like through Bluetooth, and can also be used for charging and fault detection of the gun-mounted multi-dimensional sensing assembly.
the main performance indicators of the holster communication assembly are for example as follows:
Table 2: major performance indicators for holster communication assemblies
Furthermore, the utility model discloses be furnished with the charging base of special design, this base can charge to holster communication subassembly and rifle year multidimension sensing component simultaneously during gun is deposited to the design has data transmission interface (USB agreement), can be used to data reading and equipment maintenance, detects its operating condition, has the automatic suggestion that breaks down if equipment, ensures that the system is in best operating condition.
Firearm attitude data (three-axis linear acceleration, three-axis angle, three-axis angular rate and the like), peripheral audio signals and a magazine state which are collected by a firearm-mounted multi-dimensional sensing assembly are stored in a cloud server (firearm cloud) through a holster communication assembly, and in addition, the holster communication assembly also periodically starts the geographic position positioning function of the internal integration of the holster communication assembly and reports geographic position information to the cloud server. The cloud server stores and classifies the data, analyzes and excavates the data through a cloud algorithm, realizes automatic identification of the state of the firearm, and can push the state of the firearm to terminals of firearm management platform software deployed in law enforcement units and command centers at all levels in real time so as to allow commanders to manage the firearms in the jurisdiction of the commanders. When a gun-related emergency occurs, the alarm can be automatically triggered, and the first time processing by a commander is facilitated.
The main functions and the judgment algorithm of the cloud server internal algorithm are as follows:
A typical gun-gun system is shown in fig. 4, during shooting, the force of the gun in the hand can be equivalent to a six-component spring structure, an initial position coordinate system of the gun before firing is established as an I-Marker, a movement position coordinate system of the gun after firing is established as a J-Marker, a rigidity coefficient kii and 3 rotation damping coefficients Cii along the coordinate axis of the J-Marker and a preload (initial load of the gun-gun system) can be specified, and the system can calculate the acting force F and the acting torque T according to the following formula.
in the formula: x, y and z are relative displacement of an I-Marker coordinate system on the pistol before firing relative to a J-Marker coordinate system on the pistol after firing respectively; the theta x, the theta y and the theta z are relative angular displacements of the I-Marker coordinate system relative to the J-Marker coordinate system respectively; vi and ω I are the relative speed and the relative angular speed of the I-Marker relative to the J-Marker respectively; fi0 and ti0 are the pre-loads of force and moment of action.
the hand of the pistol holder acts as a firearm firing mount during firing of the pistol, bearing the impact in all directions and acting to maintain stability. The hand is directly connected with the firearm to control the movement of the firearm and directly apply acting force to the firearm. In the shooting process, the stress condition of the firearms is in the following rule:
the change characteristics of the acting force of the firearm in the three-axis direction in the man-gun system are as follows: the acting force of a firearm in a man-gun system in the three-axis direction can be changed by the recoil in-place impact, the recoil impact of gunpowder gas in a chamber, the impact of collision between a sleeve and a barrel in the stroke of opening and closing a lock, the impact of a hammer, the impact of a firing pin, the impact of a shell throwing and the like, but the influence is the largest when the sleeve is in place and is impacted, and other relative influences are smaller;
The moment variation characteristics of the firearm in the three-axis plane in the man-gun system are as follows: the impact of recoil of gunpowder gas in a chamber in the shooting process, the impact of a sleeve and a gun barrel in the locking and unlocking stroke process, impact of a hammer on a firing pin and a shell throwing action all have influence on the moment of a gun in a three-axis plane in a human-gun system but have smaller influence, and the influence of the moment formed by recoil in-place impact and recoil in-place impact on the sleeve is the greatest and most obvious;
The moment change of the firearm in the z-axis direction is most obvious, the moment in the z-axis direction is formed by the sleeve recoil in place and collision to cause the firearm to jump upwards, and the moment in the direction opposite to the recoil in place is formed when the sleeve is restored in place, so that the sleeve is forced to rotate reversely.
To above law, the utility model discloses a firearms state identification algorithm is as shown in the following table:
Table 3: gun holding personnel behavior judgment algorithm
the automatic firearm state monitoring algorithm of the cloud server has the following main functions:
1. gun real-time monitoring: the gun using conditions such as gun drawing, gun opening, gun separation and the like are automatically identified, and the identification result is sent to a command center, related law enforcement units near a case scene and other policemen in real time.
2. Gun history record: and recording the data record of the gun use, and performing case evidence collection and evaluation on whether the gun use is normative or not by police officers. During the withdrawal and re-insertion of the firearm, the on-gun multi-dimensional sensing assembly automatically records all data used by the firearm, including: gun pull/holster time, gun pose (pointing), position (latitude and longitude), cartridge clip status (upper cartridge clip, lower cartridge clip), fire, gun malfunction (jamming), and cartridge loading.
3. gun monitoring management: the gun can be effectively monitored and managed, and the geographic position, the use condition, the user information and the like of the gun can be automatically managed. In addition, the identity of a gun holder is verified by reading and identifying the RFID tag on the firearm, if the identity cannot be verified, the gun-searching mode is automatically entered, and the self-position information is reported in real time.
the utility model discloses an active action lies in, the firearms gesture data and other information (sound etc.) that utilize the multidimension sensing assembly who installs on the firearms to gather to and the big data analysis algorithm of high in the clouds server, realized the automatic identification to firearms real-time status, include: gun drawing, loading, aiming, firing, magazine changing and gun separation (gun dropping). The utility model discloses can effectively improve the level of china's army and the management of public security system firearms, improve firearms safety in utilization, ensure to hold rifle personnel with rifle safety and application standard.
The utility model discloses a firearms gesture data includes triaxial linear acceleration, triaxial angular velocity and triaxial angular velocity, audio signal and magazine state around, through high in the clouds algorithm analysis and processing, the automatic identification firearms state, including drawing the gun, going up the chamber, aiming, percussion, change magazine and people's rifle separation.
1. According to the actual condition of the firearm, determining the installation mode of the gun-mounted multi-dimensional sensing assembly: embedded installation (the gun handle needs to be replaced) or external installation (external installation through a tactical guide rail);
2. Fixing the holster communication assembly with the quick-grip holster through a connecting piece to complete installation;
3. Powering on the gun-mounted multi-dimensional sensing assembly and the holster communication assembly, and waiting for the gun-mounted multi-dimensional sensing assembly and the holster communication assembly to automatically complete Bluetooth pairing (after success, a power indicator lamp of the holster communication assembly flashes slowly in blue);
4. waiting for the holster communication component to successfully establish data communication with the background (after success, the holster communication component communication indicator light flashes slowly in blue);
5. The system finishes installation and configuration and enters a working state: the gun carries the multidimensional sensing assembly and enters the low-power consumption dormant state when the firearms are in the gun case, and the gun case communication assembly periodically reports the positioning information to the cloud server. After the firearm is sleeved, the gun-mounted multi-dimensional sensing assembly automatically starts to acquire firearm posture data (three-axis linear acceleration, three-axis angular velocity and the like) and external data (sound and the like), the firearm posture data and the external data are uploaded to a cloud server through a gun sleeve communication assembly, and the firearm state is automatically identified through algorithm analysis of the cloud server;
6. The position information and the state recognition result of the firearm are pushed to a firearm management platform for being controlled by a commander, and when the state of the firearm changes (such as sleeve pulling, loading, aiming, firing and the like), an alarm is given to remind the commander;
This embodiment installs on alert firearms (92G formula alert pistol) the utility model discloses, this pistol goes out the cover and loads after the installation is accomplished, the utility model discloses accomplish automatic identification and report to the police:
7.1 System installation
7.11 unloading the magazine, disassembling the 92G pistol and disassembling the original grip;
7.12 mounting a grip (as shown in fig. 5) integrated with an on-gun multi-dimensional sensing assembly to a 92G pistol, the grip being of a size consistent and fully compatible with the original grip;
7.13 mounting the holster communication assembly to a 92G quick-grip holster via a connector;
7.2 System Power-on
7.21 the power button of the gun-mounted multi-dimensional sensing component is arranged in the magazine, and a sharp object (toothpick or ball pen) is used for pressing the power button for 5 seconds, and the gun-mounted multi-dimensional sensing component is powered on and started;
7.22 pressing the power button of the holster communication assembly for 5 seconds, and powering on;
7.23 waiting for automatic Bluetooth pairing after the gun sleeve communication assembly and the gun-mounted multi-dimensional sensing assembly are powered on, and after pairing is successful, turning the power indicator lamp of the gun sleeve communication assembly into blue;
7.24 waiting for the holster communication component to successfully establish data connection with the cloud server, wherein the data indicating lamp flashes green and slowly (once every 5 seconds);
Loading a magazine, inserting a 92G pistol into the holster, completing system installation, and starting system operation;
7.3 firearm status real-time monitoring
7.31 the gun is in the holster, the gun-mounted multi-dimensional sensing assembly is in a low-power-consumption dormant state, the holster communication assembly periodically starts a geographic position positioning function and reports the geographic position to the cloud server;
7.32 after the gun is pulled out of the gun case, the gun-mounted multi-dimensional sensing assembly starts to acquire gun data, including attitude data (three-axis acceleration, three-axis angular velocity and the like) and surrounding information (sound), and sends the data to the gun case communication assembly through Bluetooth, the gun case communication assembly uploads the data to a cloud server through a mobile data network after being stored, and a data indicator lamp or green flash (once in 1 second) is performed in the data uploading process;
7.33 firearm data is uploaded to a cloud server, the cloud server stores the data, analyzes the data by using an algorithm, automatically identifies the state of the firearm, and pushes a 'firearm sleeve out' alarm to a firearm management platform to complete the alarm of a commander, as shown in fig. 6;
7.34 after the firearm is loaded, the cloud server completes recognition according to the firearm posture data collected by the firearm-mounted multi-dimensional sensing assembly, and pushes a firearm loading alarm to a firearm management platform to complete alarming for commanders;
7.4 firearm use History
7.41 clicking the 'gun history' button on the gun management platform can call the use history of the gun, and display the data including the warehouse-in and warehouse-out time, the jacket-out time, the loading time, the shooting times and the like, as shown in FIG. 7;
7.5 System charging
the 7.51 system recommends charging for 3 hours every 2 days, and when the charge is needed due to low battery, the power indicator light of the holster communication assembly flashes red (once every 1 second) and sounds an alarm.
7.52 when charging, keep the pistol in the holster and plugged, place the holster (with pistol in the holster) on a dedicated charger, and ensure that the holster and pistol grip make good contact with the designated location of the charger, and the charger charge indicator lights up (red).
7.53 after charging, the charger light turns green and the holster (with pistol in the holster) is removed from the charger.
Compare with present "wisdom firearms" system, the utility model discloses based on the design of multidimensional inertia sensing technology, build and realized the real-time collection to firearms gesture information (triaxial linear acceleration, triaxial angular velocity, triaxial earth magnetism), magazine state and firearms sound around, upload to high in the clouds server above data, carry out analysis and processing through the algorithm in high in the clouds, can realize the automatic identification to the firearms state, including drawing out the rifle, going up the thorax, aim, percussion, change magazine and people's rifle and separate (lose the rifle). Has positive significance for firearm management, the safety of the personnel holding the firearm and the standard use supervision of the firearm.
The embodiments mentioned in the present description are only intended as exemplary illustrations of the technical solutions of the present invention and should not be interpreted as limitations of the present invention, and any local modifications, equivalent variations and modifications obvious to the present invention should be considered as alternatives to the present invention. Such alternatives include changes in the model of the hyperspectral imaging spectrometer, the type of data acquisition control device, the positional relationship between them, etc., which changes and variations do not depart from the spirit of the invention.
Claims (7)
1. A rifle carries multidimension sensing subassembly which characterized in that:
The PCB is integrated with a plurality of sensors such as a triaxial acceleration sensor, a triaxial angular velocity sensor, a triaxial magnetometer, a GPS or Beidou positioner, a microswitch, a pressure switch, a pickup and an RFID chip, and is also integrated with a main control CPU, a mobile data communication unit, a Bluetooth, WiFi, GNSS positioning and a data storage unit.
2. the on-gun multi-dimensional sensing assembly of claim 1, wherein:
The three-axis acceleration sensor, the three-axis angular velocity sensor and the three-axis magnetometer measure the inertia of the firearm and measure three-axis linear acceleration, three-axis angular velocity, a three-axis magnetic field and a three-axis angle.
3. the on-gun multi-dimensional sensing assembly of claim 1, wherein:
The microswitch and the photoelectric switch measure a firearm magazine, and the pressure switch measures a firearm in-out sleeve.
4. The on-gun multi-dimensional sensing assembly of claim 1, wherein:
The assembly is embedded within the firearm grip or externally mounted to the firearm.
5. the on-gun multi-dimensional sensing assembly of claim 1, wherein: UART, SPI and IIC universal serial communication interfaces are reserved in the assembly.
6. A firearms state automatic identification system based on multidimensional inertial sensing technology is characterized in that:
The system consists of the gun-mounted multi-dimensional sensing assembly installed on a firearm, the holster communication assembly installed on the holster, a cloud server and a terminal installed with firearm management platform software, wherein the firearm attitude data, the surrounding audio data and the magazine state collected by the gun-mounted multi-dimensional sensing assembly are uploaded to the cloud server through the holster communication assembly, the firearm data are resolved through a cloud algorithm, and therefore the terminal installed with the firearm management platform software can monitor the firearm state in real time.
7. The system for automatically identifying the state of a firearm based on the multidimensional inertial sensing technology as claimed in claim 6, wherein: the gun-mounted multi-dimensional sensing component charging device further comprises a special charging base which can charge the gun sleeve communication component and the gun-mounted multi-dimensional sensing component at the same time, and a data transmission interface which is used for data reading, equipment maintenance and detection of the working state of the gun sleeve communication component and the gun-mounted multi-dimensional sensing component, and automatically prompts the gun sleeve communication component and the gun-mounted multi-dimensional sensing component if equipment fails.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109883260A (en) * | 2019-03-22 | 2019-06-14 | 天津亿量科技有限公司 | Rifle carries multidimensional sensory package, firearms state automatic recognition system and its method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109883260A (en) * | 2019-03-22 | 2019-06-14 | 天津亿量科技有限公司 | Rifle carries multidimensional sensory package, firearms state automatic recognition system and its method |
| CN109883260B (en) * | 2019-03-22 | 2022-04-12 | 天津亿量科技有限公司 | Gun-mounted multi-dimensional sensing assembly, automatic firearm state identification system and method |
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