76results about How to "Launch accurately" patented technology

A cartridge for propelling a pair of wire-tethered contact darts for disabling a remote target with an electrical discharge. The cartridge comprises two bores each having one wire-tethered dart in front of an electrically activated pyrotechnic. A cartridge contains two separated straight bores, which each launch a single dart assemblage with a single primer of standard manufacture. A single 200 large rifle primer can launch a single dart assemblage reasonably accurately to 30 feet from the cartridge. Each assemblage is deflected to a predicted angle of flight when it collides with a center hinged cover as it exits the cartridge. This arrangement allows for longer flight distances and tighter, but still effective, dart spreads throughout the travel.

The invention discloses a fire protection and security integrated intelligent video monitoring system suitable for open space and relates to the technical field of the fire protection and security. According to the system, international leading artificial intelligence and an image processing technique are combined, flames and smoke can be detected simultaneously, not only is a fire alarm function for the fire protection achieved, but also functions such as invasion alarm for the security are integrated, a plurality of technical indexes reach a domestic leading level, the alarm is timely, response time for identifying the flame and the smoke only needs 2-5 seconds, the fire alarm in a quite early stage can be generated timely and the monitoring system is stable and reliable, 24-hour operation in the smallest detection area of the flames and smoke detection in large space indoors can be achieved, and interference caused by various light sources, highlight backgrounds and changes of light rays can be filtered. Complex environment conditions such as spatial height, thermal barrier, explosion or poison have little limit to non-contact detection of targets, and an effective solution is provided for the fire detection and the invasion alarm for the security in the large space indoors, the open space and special places where the existing detecting methods are not effective.

The invention is suitable for the LED optical communication field, and provides a light-operated lock system and its realization method. The system comprises: at least one LED optical signal output unit used for generating an unlocking password, generating a LED optical signal according to the unlocking password, and emitting the LED optical signal; and a light-operated lock used for receiving the LED optical signal emitted by the LED optical signal output unit, decoding the LED optical signal generation unlocking password and checking the unlocking password to unlock the light-operated lock. In the embodiment of the invention, the unlocking password is converted into the LED optical signal, the LED optical signal is emitted to the light-operated lock, the light-operated lock decodes the received LED optical signal, a decode is the unlocking password, and the light-operated lock is unlocked according to the unlocking password, so the lock control through using the optical signal is realized; and a user can see a range irradiated by visible light, the LED optical signal can be accurately emitted, and there is no need to worry about password disclosure caused by interception by other persons, so the safety is greatly improved.

A powered fishing line casting system utilizing compressed air is provided to cast a projectile provided with fishhooks and bait, and to which the fishing line to be cast is attached, to greater distances than could be achieved using conventional casting methods. The system includes a hollow launch tube sized to accommodate insertion of the projectile. A reducer is disposed adjacent to one end of the launch tube and is adapted to receive a flow of compressed gas from an accumulator tank and to discharge a stream of high-velocity air that impinges upon the projectile disposed within the launch tube in order to launch the projectile. A manually-operable valve is interposed between the reducer and the accumulator tank to control the flow of air to the reducer. Spaced-apart front and rear support legs provide stable support for the system during and between launches of a fishing line carrying projectile.

The invention provides a pulp-vitality fluorescence detection device and a detection method, by employing fluorescence for detection, the modulated exciting light after passing through a filter is transmitted by a transmitting fiber, and irradiates the surface of a detected tooth via a probe window and drives the tooth to produce fluorescent radiation, then the modulated exciting light is received and transmitted by a receiving fiber in the probe window, and is transferred to a glimmer detection unit via a receiving filter, and then the modulated exciting light enters into a data processing and control circuit for being controlled and processed. The invention resolves professional difficult problems which include painless detection of dental diseases and particularly the fast synthetic detection of pulp vitality, tooth decalcification and carious dentin, the detection is accurate, and the corresponding data can be directly displayed. By applying the invention, the detection is flexible because one point detection and multi-point detection can be chosen, the detection procedure is capable of rejecting operation mistakes, the detection is rapid, visual and accurate, the detection range is large, and the structure is simple. The invention can be used in places such as stomatological hospitals, dental clinics, etc., in which dental diseases are detected.

The invention discloses a snowball making machine gun. The machine gun comprises a snow storage device, a snowball making device and a snowball ejecting device, wherein the snow storage device comprises a snow storage bin, a fixed pulley is mounted above one side of the snow storage bin, a cam is mounted on the lower side of the same side where the fixed pulley is mounted, the fixed pulley and the cam are connected through a belt, a press plate is fixed on the belt, and the cam is contacted with a first casing of the snowball making device. By the aid of the snowball making machine gun, ejection of snowballs can be realized, all that is required is to slightly pull a trigger, and the snowballs can be ejected far. Thus, the strength is saved, and the farther snowball range can be realized.

The invention provides a setting method of an elastic thread in an ejection type ligation device and an elastic thread ligation device. The setting method of the elastic thread comprises steps as follows: a loop is formed by the front end of the elastic thread in a slipknot form, the loop is arranged in a loop push piece at the front end of a gun head in a sleeving manner, a slipknot of the loop is clamped outside a thread clamping groove in the front end of the loop push piece, the elastic thread is arranged in the thread clamping groove, and the tail end of the elastic thread is finally clamped into a clamping groove in a gun handle and fixed in a direction of a gun barrel; the loop push piece is propped against an infected part, when an ejection block drives the loop push piece to move forwards, the loop is enabled to be separated from the loop push piece and is arranged on the infected part in a sleeving manner, the tail end of the elastic thread is taken down and tightened, the slipknot of the loop is propped by the thread clamping groove of the loop push piece, and the elastic thread is continuously tightened, so that the pore diameter of the loop of the elastic thread is reduced gradually. The invention further provides an ejection type elastic thread ligation device adopting the method. The ejection type elastic thread ligation device is simple in structure, convenient to operate, accurate in operation and applicable to treatment of hemorrhoids and other anorectal diseases, a wound surface of postoperative target tissue is small, and the probability of postoperative complications and hemorrhage can be reduced.

A powered fishing line casting system utilizing compressed air is provided to cast a projectile provided with fishhooks and bait, and to which the fishing line to be cast is attached, to greater distances than could be achieved using conventional casting methods. The system includes a hollow launch tube sized to accommodate insertion of the projectile. A reducer is disposed adjacent to one end of the launch tube and is adapted to receive a flow of compressed gas from an accumulator tank and to discharge a stream of high-velocity air that impinges upon the projectile disposed within the launch tube in order to launch the projectile. A manually-operable valve is interposed between the reducer and the accumulator tank to control the flow of air to the reducer. Spaced-apart front and rear support legs provide stable support for the system during and between launches of a fishing line carrying projectile.

The invention relates to the technical field of high-rise building fire rescue devices, in particular to a control system for high-rise building unmanned gyroplane fire extinguishing and a fire extinguishing system. The control system comprises a high-altitude detection module, a ground treatment module, a controller and an ignition relay; the high-altitude detection module is installed on an unmanned gyroplane and used for collecting parameters of the linear distance between a fire extinguishing bomb and an ignition point and an image of the ignition point; the ground treatment module is usedfor calculating the position coordinates of an aiming point in the image of the ignition point; the controller is installed on the unmanned gyroplane and used for editing an ignition instruction according to the received position coordinates of the aiming point in the image of the ignition point and transmitting the ignition instruction to the ignition relay; and the ignition relay is installed on the unmanned gyroplane and used for igniting a launching device of the fire extinguishing bomb according to the received ignition instruction and launching the fire extinguishing bomb towards the aiming point. According to the control system for high-rise building unmanned gyroplane fire extinguishing, the high-altitude detection module, the controller and the ignition relay are carried by the unmanned gyroplane, therefore, the purpose of controlling fire extinguishing bomb to be precisely launched to the ignition point is achieved, the structure is simple, and the cost is low.

The invention discloses a light-controlled electronic lock system comprising at least one LED (Light Emitting Diode) light signal output unit used for outputting light signals, and a light-controlled electronic lock, wherein the light-controlled electronic lock comprises a receiving unit used for receiving the light signals, a decoding unit used for decoding the light signals to binary data, an unlocking unit used for unlocking the light-controlled electronic lock according to the binary data, a second power supply unit, and an emergency power supply unit used for providing power supply to the units, and a control unit used for controlling the on-off of the emergency power supply unit. Since the lock is controlled by the light signals in the invention, a user can see the irradiation range of visible light and accurately emit the LED light signals without worrying about that the LED light signals can be intercepted by others to leak a password, thereby greatly improving the safety and the user experience. In order to prevent the light-controlled electronic lock system from failing to perform application functions in the case of power failure, the emergency power supply unit is provided, and the utilization performance of the light-controlled electronic lock system is also improved.

This robot system (100) includes a robot (1), a laser emitting portion (4) moved by the robot, emitting a laser beam to a target workpiece, and a control portion (27) controlling the laser emitting portion to emit the laser beam on the basis of information regarding an arbitrarily-shaped work locus and movement information of the laser emitting portion.

The invention discloses a launching mechanism of a vehicle-mounted electromagnetic ejection system of a high-rise building. The launching mechanism is used for solving the technical problem that an existing electromagnetic ejection device is poor in practicability. According to the technical scheme, the launching mechanism consists of a rotating disc, a base, an adjusting frame and an ejection cylinder. The inner ring of the rotating disc is connected with a bottom plate, the base, the adjusting frame and the ejection cylinder rotate around the rotating disc under the driving of a motor, and the ejection direction is adjusted; the adjusting frame and the ejection cylinder are fixed on the base, and support is provided for the adjusting frame and the ejection cylinder; the upper end and the lower end of the adjusting frame are respectively connected with the ejection cylinder and the base, and the rotation motion of a trapezoid screw can be converted into the rotation motion of the ejection cylinder around the first cylindrical pin, and is used for adjusting the ejection angle; and a discharge coil and a fire extinguishing bomb are arranged in the ejection cylinder, an instantaneous electromagnetic force is generated by the discharge coil, and the fire extinguishing bomb is accurately emitted. The launching mechanism is simple in structure, easy to machine and manufacture, capable of being fixed and transported by using a box type small truck, convenient to enter a narrow street, capable of realizing fire extinguishing and rescue, and good in practicability.

The invention provides an environment-friendly missile-gun fire vehicle, which comprises a vehicle body. A gun barrel fixing platform is arranged on the upper side of the vehicle body, a gun barrel is fixed on the gun barrel fixing platform and comprises a magazine holder; a controller, an elevation angle driving motor, a rotating motor and an inert gas storage tank are arranged in the vehicle body; the elevation angle driving motor is connected with the gun barrel fixing platform through an elevation angle rotating gear plate; a rotary fort is arranged in the vehicle body, one end of the rotary fort is fixedly connected with the elevation angle rotating gear plate, and the other end of the rotary fort is connected with a gear of the rotating motor through the rotating gear plate; the inert gas storage tank is connected with the gun barrel through an air duct. According to the environment-friendly missile-gun fire vehicle, high-pressure gas is taken as a power source; after aiming at a fire source, the fire vehicle can fire a carbon dioxide fire extinguishing bomb to instantly extinguish flame and isolate oxygen, and firefighters do not need to arrive in a fire ground and can quickly extinguish the fire, so that the labor and the materials are saved, and the material and property loss caused by a fire disaster is reduced.

The invention provides a method and device for realizing transmission of a cell reference signal for a base station, and the base station. The method comprises the following steps of: obtaining the power of the cell reference signal and the transmitting power of a remote radio unit RRU channel; according to the power of the cell reference signal and the transmitting power of the RRU channel, obtaining a rate of the power of the cell reference signal to the transmitting power of the RRU channel; and, generating a time-domain cell reference signal according to a communication protocol and the rate, and transmitting the cell reference signal. By means of the method disclosed by the invention, the base station can accurately transmit the cell reference signal.

The invention relates to a flexible ultrasonic probe and an ultrasonic diagnosis device and method thereof. The flexible ultrasonic probe comprises a flexible substrate and ultrasonic transduction units, the flexible substrate encapsulates the ultrasonic transduction units, and each ultrasonic transduction unit comprises one or more ultrasonic transducers used for transmitting and / or receiving ultrasonic waves. Angels are formed between transmitting surfaces and / or receiving surfaces of at least one part of the ultrasonic transduction units and a first plane of the flexible substrate, whereinthe first plane of the flexible substrate is attached to a detected object, the flexible ultrasonic probe can be closely attached to the surface of the detected object, energy loss of the ultrasonic waves is reduced, the ultrasonic waves can be more precisely transmitted and / or received, and the detection precision is improved.

The invention discloses an aerodynamic fire monitor which comprises a monitor barrel, a support and a base, wherein the monitor barrel comprises an outer cylinder; an inner cylinder is arranged in the outer cylinder; both the inner cylinder and the outer cylinder are of cylindrical cavity structures; a sealed air chamber is arranged between the outer cylinder and the inner cylinder; a first air inlet for communicating the air chamber with the outside is formed in the rear end of the air chamber; a second air inlet for communicating the air chamber with the outside is formed in the front end of the air chamber; an annular piston around the inner cylinder is arranged in the air chamber; an air channel is arranged on the wall of the inner cylinder positioned between the first air inlet and the annular piston; a push plate is arranged in the inner cylinder; a fire bomb is arranged on the push plate; the front end of the bottom of the push plate and the annular piston are fixedly connected by a connecting rod; the connecting rod can freely move along a slideway at the lower end of the inner cylinder; a sealing cover is arranged at the rear end of the push plate; and a pneumatic valve which serves as an arming mechanism and communicates with the air chamber is arranged in the middle of the monitor barrel. According to the aerodynamic fire monitor disclosed by the invention, the loading, the arming and the unloading processes can be realized by using high-pressure and low-pressure gases; and the aerodynamic fire monitor is convenient for handling, simple in operation and suitable for large-scale popularization and application.

The invention discloses an electromagnetic launch type fire-extinguishing bomb, and belongs to the technical field of fire extinguishing and fighting. The fire-extinguishing bomb mainly comprises twoparts of an electromagnetic launch device and a fire-extinguishing bomb body, wherein the fire-extinguishing bomb body is launched to a fire area of a high-rise building by the electromagnetic launchdevice, a fire is efficiently and rapidly extinguished, the fire-extinguishing bomb body is fixedly arranged in the electromagnetic launch device through a bomb support, the electromagnetic launch device works after a switch is switched on, the electric energy in an energy storage power supply is converted into the kinetic energy of an armature to launch the fire-extinguishing bomb body, the armature and the bomb support, the armature and the bomb support are immediately dropped, the fire-extinguishing bomb body is ignited in the air to work to be close to a fire source quickly, a warhead is detonated, fire-extinguishing substances in the fire-extinguishing bomb body are dispersed on the fire source, oxygen near the fire source is absorbed or isolated, and the purpose of fire extinguishingis realized. When the fire or explosion occurs in the high-rise building, fire-fighting personnel can use the fire-extinguishing bomb for fire extinguishing and rescue, the fire-extinguishing bomb body is accurately launched to a fire place, and the fire is extinguished in time, so that the fire extinguishing efficiency is improved, and the safety of fire-fighting personnel during fire extinguishing is ensured.

The invention relates to an optical thread position detection device (1) for detecting the rotational position of threads (2) of containers (3). The thread position detection device (1) comprises at least an optical detector (4a, 4b) and a positioning device (6) for the defined orientation of a longitudinal axis (L) of the containers (3) relative to the detector (4a,b), the positioning device (6) and a defined coupling area (8a,b,c) of the container (3) being connectable to one another. According to the invention the optical detector (4a,b), without coming into contact, registers items of information on at least one relative rotational position of at least one thread portion (2a), the processor device serving to generate data on the rotational position of the container, incorporating a defined reference variable and the items of information.

The present invention provides a simple and inexpensive torpedo storage and launch system that has a sea-based buoyancy type torpedo storage and launch system that has a torpedo storage and launch apparatus that stores a buoyant rise type torpedo in vertical arrangement, and further has a torpedo launch mechanism unit that has an outer peripheral surface made of a material that minimizes electric or acoustic wave reflection, that is arranged on the sea floor, whereby automatic ship detection is performed by remote control from a radar station or the like or by a sonar and controlling means provided in the torpedo storage and launch apparatus itself so that if a ship comes into an encounter position and time then the torpedo is launched from the sea floor, rises by buoyancy, and detonates on collision with the ship, thereby torpedoing the ship.

The invention discloses a forest fire-extinguishing bomb. A bomb and fire-extinguishing materials are arranged in an outer cartridge case, and a warhead part of the outer cartridge case is provided with an explosive device. The forest fire-extinguishing bomb is mainly used for long-distant forest fire extinguishment. When used, the forest fire-extinguishing bomb is shot to a fire source by using a shooting device; and when the forest fire-extinguishing bomb falls to the ground, the explosive of an inner cartridge case is detonated, and the outer cartridge case is blasted to sprinkle the fire-extinguishing material in a large range of the fire source. Multiple bombs are shot together to extinguish wide fire behavior.

The invention discloses an adaptive shell for launching of a small-caliber payload, and belongs to the technical field of underwater launching structures. The adaptive shell comprises a head cover, a tail cover, a shell body, pin pullers and springs, and the payload is used as peripheral equipment. The shell body is a cylindrical shell body with the two ends open, and the cylindrical shell body is composed of a split type structure. The head cover and the tail cover seal the two ends of the shell body and then are locked by the pin pullers. The springs are mounted between the head cover and one connecting end of the shell body as well as between the tail cover and the other connecting end of the shell body. The two ends of the front spring abut against the inner side end face of the head cover and a radial limiting boss at the corresponding connecting end of the shell body correspondingly. The payload is located in the shell body. The adaptive shell in the standard size is used for underwater launching, after being launched, the shell is separated through the pin pullers, and the payload is released; the problems of loading and releasing when the small-caliber payload and a launching tube are not matched in size are solved.

The invention discloses a laser beam alignment driving circuit board which comprises a digital-analog conversion module and output channel modules. The input end of the digital-analog conversion module is electrically connected with a main control board of the ion trap quantum computer, and the digital-analog conversion module is used for receiving a digital signal sent by the main control board of the ion trap quantum computer and converting the digital signal into an analog signal; a plurality of output channel modules are provided; the input end of each output channel module is electrically connected with the output end of the digital-analog conversion module; the output ends are electrically connected with the corresponding piezoelectric ceramics of the ion trap quantum computer respectively, and are used for filtering and amplifying the analog signals and then sending the analog signals to the corresponding piezoelectric ceramics; and then the corresponding piezoelectric ceramics are driven and controlled to move, so that the position of the laser beam is controlled. According to the invention, accurate control of multiple paths of laser beams can be realized. The invention further discloses an ion trap quantum computer.

This invention relates to car safety drive indication system and its execution method, which comprises the following parts: signal generator, receiver, computer, display system with mobile telephone receive module; the said receiver is fixed on display system. This invention system is suitable for each traffic road usage.

The invention relates to the technical field of ultrasonic imaging monitoring, and particularly relates to flexible ultrasonic scanning imaging equipment. Wearable visual ultrasonic non-invasive monitoring equipment comprises a flexible ultrasonic probe and an ultrasonic scanning host connected with the flexible ultrasonic probe, wherein the ultrasonic scanning host is connected with display equipment. When the wearable visual ultrasonic non-invasive monitoring equipment is used, the ultrasonic probe is attached to the skin of the surface of an organ to be monitored and is fixed by using a medical adhesive tape, and then the ultrasonic scanning host is started. The ultrasonic scanning host transmits an image to the display equipment to realize monitoring. The invention aims to provide the wearable visual ultrasonic non-invasive monitoring equipment to obtain dynamic ultrasonic recording data for diagnosis and treatment of diseases, and meanwhile, a method for automatically measuring the area, the flow velocity and the like of veins such as inferior vena cava and subclavian vein in real time by using an artificial intelligence technology is provided.

The invention discloses a controllable bullet shooting system without blockage. The system involves a cartridge, a circulating bullet supplying link, a preset bullet stirring mechanism, a guiding mechanism, an accelerating mechanism, a detecting module and a master control chip; the cartridge is used for storing bullets; the circulating bullet supplying link is used for acquiring the bullets fromthe cartridge, arranging the bullets into a stable and ordered state, and conveying the bullets to a shifting fork according to the shooting requirement; the preset bullet stirring mechanism is used for limiting the degree of freedom of the bullets and stably and accurately stirring the bullets; the guiding mechanism is used for guiding the bullets and correcting the trajectory of the bullets so that the speed direction of the bullets at a bullet outlet is consistent; the accelerating mechanism is used for generating the interaction between the bullets and a friction wheel, so that the bulletsobtain a certain initial speed; the detecting module is used for detecting whether the bullets are shot or not and detecting the shooting speed; and the main control chip is used for controlling thebullets to be shot. According to the shooting system, the bullets can be stably and controllably shot, single shooting is realized, and the bullet shooting speed is controlled.

The invention discloses a longitude and latitude location method of an outdoor shortwave antenna, relates to the technical field of antennas and aims to solve the problems that an existing location method is long in required time and poor in flexibility. The longitude and latitude location method of the outdoor shortwave antenna includes the steps that longitude and latitude of an antenna tower are obtained and serve as a first latitude and longitude point; the first latitude and longitude point serves as a point of intersection of the equator and the prime meridian, and the longitude and latitude on the earth are reset; the longitude and latitude of a destination are converted into a second longitude and latitude point according to the reset longitude and latitude; the second longitude and latitude point and the first longitude and latitude point are connected, and the included angle between the connection line and the reset equator line serves as a first angle; the rotation angles required by the antenna tower are a second angle, a third angle, a fourth angle and a fifth angle when it is detected that the destination is located in the east direction, in the north direction, in the west direction and in the south direction respectively; the function relational expressions among the actual rotation angles of the antenna tower and the second angle, the third angle, the fourth angle, the fifth angle and the fist angle are established respectively, and the actual rotation angle of the antenna tower is determined. The longitude and latitude location method is mainly applied to shortwave antennas.

The invention discloses an unmanned aerial vehicle carrying a fire extinguishing bullet launching device. According to the unmanned aerial vehicle carrying the fire extinguishing bullet launching device, a flame position can be automatically identified, angle adjustment can be carried out by the fire extinguishing bullet launching device carried on an unmanned aerial vehicle body, a launching angle of fire extinguishing bullets can be adjusted following the fire behavior, the accuracy degree of launching the fire extinguishing bullets is high, unmanned aerial vehicle flight can carry the multiple fire extinguishing bullets at a time, the fire extinguishing bullets can be launched continuously, and the fire extinguishing efficiency is greatly improved. By arranging an image acquisition device at the bottom of the fire extinguishing bullet launching device, the flame position can be automatically identified, the launching angle of fire extinguishing bullets can be adjusted through a steering engine A and a steering engine B, the fire extinguishing bullets are launched accurately to the flame position, the unmanned aerial vehicle can be enabled to carry the fire extinguishing bulletsthrough a fire extinguishing bullet storage barrel arranged on the unmanned aerial vehicle body, the fire extinguishing bullets can be launched continuously through the cooperation of a steering engine C, the fire extinguishing bullet storage barrel and a launching generating device, the fire extinguishing efficiency is greatly improved.

The invention discloses an unmanned aerial vehicle launching device, which comprises: a traction system, a buffer mechanism, an ejection guide rail, a release mechanism, a front end support, an ejection trolley and a rear end support. The traction system comprises a rubber band and a fixed pulley A; two ends of the ejection guide rail are respectively supported by front and rear end supports; thebuffer mechanism and the fixed pulley A are arranged at the front end of the ejection guide rail, and the buffer mechanism is located behind the fixed pulley A; the ejection trolley and the release mechanism are arranged at the rear end of the ejection guide rail, and the ejection trolley is located in front of the release mechanism; one end of the rubber band is installed at the front end of theejection trolley, and the other end of the rubber band bypasses the fixed pulley A and is fixed to the rear end of the ejection trolley. The unmanned aerial vehicle is installed on the ejection trolley. The release mechanism can lock the ejection trolley at the rear end of the ejection guide rail, during unlocking, the ejection trolley can slide to the front end along the ejection guide rail underthe action of a restoring force of the rubber band, the buffer mechanism is used for buffering and decelerating the ejection trolley, and the unmanned aerial vehicle can be launched out relative to the ejection trolley under the action of inertia force.

The invention provides an anti-riot kinetic-energy bullet launching simulation system and a control method. In order to solve the problem that uniform bullet accelerating cannot be realized by interior and exterior ballistic experiments in the prior art, the anti-riot kinetic-energy bullet launching simulation system comprises a gas injecting system, a launching chamber and a launching tube, wherein the gas injecting system comprises a compressor, a gas storage tank and a high-pressure tank; the compressor communicates with the gas storage tank through a pipeline; the compressor fills compressed air into the inner tank of the gas storage tank; the gas storage tank communicates with the high-pressure tank; the launching chamber is used for filling anti-riot kinetic-energy bullets; the high-pressure tank communicates with the launching chamber through a pipeline, and is controlled by a high-speed solenoid valve to launch; the launching tube is mounted at the front end of the launching chamber; the anti-riot kinetic-energy bullets realize multi-caliber launching through a special bullet support, and the anti-riot kinetic-energy bullets can be accelerated and launched in the launchingtube; the high-pressure tank is connected to a pressure compensating mechanism; and the pressure compensating mechanism can realize pressure compensation in a launching process, so that consistency ofoutlet speed is improved by uniformly accelerating the bullets.