46results about "Fog generating apparatus" patented technology

The utility model provides an infrared interference smoke screen discharging device which is characterized in that the infrared interference smoke screen discharging device comprises a box body, the box body is divided into an upper material storage cavity and a lower working cavity by a partition plate, a conveying device is arranged at the bottom of the material storage cavity and comprises a material conveying screw rod, and the two ends of the material conveying screw rod are installed on the inner wall of the box body through bearing seats correspondingly; a switch valve and a control device for controlling opening and closing of the switch valve are arranged on the partition plate, a driving device for driving the conveying screw to operate is arranged on the inner wall of the box body, and a power supply module is arranged; a discharging device is installed in the working cavity, a smoke screen releasing opening is formed in a side plate, corresponding to one side of the air outlet direction of the discharging device, of the box body, and an air inlet is formed in a side plate, corresponding to one side of the air inlet direction of the discharging device, of the box body. The material box and the discharging device are combined into a whole, the weight is light, the cost is low, maintenance is convenient, high-speed airflow generated by the ducted fan is used for blowing powder in the working cavity into the air, and then an infrared interference smoke screen is effectively formed.

The application relates to the technical field of camouflage smoke discharging, and discloses a gas-spraying type smoke camouflage device which comprises a storage tank and a smoke spraying pipe, an activity cavity is arranged in the storage tank, a transmission gear wheel is rotationally connected to the inner side wall of the activity cavity, a first driven gear wheel and a second driven gear wheel are also rotationally connected to the inner side wall of the activity cavity, the first driven gear wheel and the second driven gear wheel are connected in mesh with the transmission gear wheel, a first driven rod and a second driven rod are fixedly connected to one end of the first driven gear wheel and the second driven gear wheel respectively, and helical blades are fixedly connected to the surfaces of the first driven rod and the second driven rod. The device can rapidly stir and mix the smoke agent, avoids stratification of the smoke agent, guarantees full combustion of the smoke agent, avoids backflow of the smoke agent, rapidly forms a smoke screen, forms camouflage for a transport vehicle, and guarantees safety of the transport vehicle.

The invention discloses a crawler-type remote control camouflage protection smoke screen vehicle and a working method, the crawler-type remote control camouflage protection smoke screen vehicle comprises a chassis, a smoke generating device and a box body, the chassis is a crawler-type mobile vehicle, the smoke generating device and the box body are both arranged on the chassis, and the smoke generating device is arranged in front of the box body; the fuming device is installed on the chassis through a left-right rotating head driving device and an up-down rotating head driving device, a turbojet engine and a spraying pipe are arranged in the fuming device, and the spraying pipe is arranged at the front end of the turbojet engine; a left-right rotating head limiting switch is arranged on the left-right rotating head driving device, and an up-down rotating head limiting switch is arranged on the up-down rotating head driving device; a smoke master control system is arranged in the box body, and the smoke generating device, the moving mechanism, the left-right rotating head driving device and the up-down rotating head driving device are all connected with the smoke master control system. The problems that an existing smoke screen vehicle is low in rapid transfer capacity on complex terrains and cannot rapidly adapt to environmental changes are solved.

A dry ice machine for creating fog effect is provided. The dry ice machine includes an outer casing having a liquid containing space, a lifting assembly, a dry ice container, and a fog outlet pipe. The lifting assembly including a lifting member and an operating member is moveably disposed on the outer casing. The operating member is connected to the lifting member to drive the lifting member to move along a lifting axis. The dry ice container is detachably assembled to the lifting member to be driven up or down by the lifting member. The dry ice container has a plurality of through holes so that an internal space thereof is in spatial communication with the liquid containing space. The fog outlet pipe detachably assembled to the outer casing includes a backflow section and a bending section for guiding fog in the liquid containing space to the outside.

A smoke producing method and device of the present disclosure produces a non-incendiary, organic-polymerization based, smoke-producing reaction. Some versions of the smoke are effective carriers for capsaicinoid compounds. The method of generating smoke comprises initiating a frontal polymerization reaction by heating a composition comprising a monomer compound that exothermically polymerizes upon initiation with an initiator compound and an initiator compound that initiates polymerization of the monomer compound present at a mass concentration that is at least five percent of the mass concentration of the monomer compound. The polymerization of the monomer compound is exothermic, and in one embodiment the concentration of initiator compound is at least five percent of the concentration of monomer compound. The smoke mainly comprises thermal decomposition products of the initiator compound.

A fog or haze machine having a reciprocating emission nozzle is provided. More particularly, a fog generating mechanism is provided that includes a heater for heating a fluid provided by a pump and to emit a fog or haze vapor from the heater to outside of the machine. The nozzle is cyclically moved back and forth along an arcuate path and a wave of fog / haze is continuously emitted from the nozzle in an arc outside the machine, via an elongated slot in which a distal end of the nozzle travels.

A visibility-impairing security device is disclosed for producing a gathering of air-suspended light-obscuring matter to obscure vision. The device comprises a body comprising an emission unit receiving portion for holding an emission unit having an outlet for emitting the matter; an opening for the passing therethrough of the matter from the outlet; and a door for closing the opening. The door is configured to move between a closed position in which the opening is covered and an open position in which the opening is at least partially open, thus allowing for the passing therethrough of the matter from the outlet when the door is in the open position.

A smoke generator (200) is presented. The smoke generator (200) comprises a housing (210) and a smoke canister (220) at least partly arranged inside the housing (210). The smoke canister (210) has one or more outlets (222) for emission of smoke, wherein the smoke (10) has a temperature that is higher than an ambient temperature. The smoke generator (200) further comprises at least one deflector assembly, configured to deflect the flow of smoke, and at least one condensation arrangement (120), arranged to collect condensation resulting from cooling of the smoke emitted from the smoke canister (220).

The present application provides a kind of unmanned aerial vehicle cluster cooperative smoke dispatching method for maximizing smoke coverage, solve the technical problems of low smoke diffusion prediction accuracy, poor unmanned aerial vehicle cluster cooperation, weak dynamic adaptability of scheduling strategy and difficult to maximize coverage in existing method.The present application includes the following steps: step 1, collect real-time operation data and environment data of smoke unmanned aerial vehicle and pretreat;Step 2, improve ReTUNet model, define the improved ReTUNet model as IReTUNet model, predict smoke diffusion state using IReTUNet model, output smoke concentration distribution matrix, calculate smoke coverage based on the matrix and identify coverage blind area;Step 3, improve IA * algorithm, optimize its heuristic function;Through the improved IA * algorithm, the optimal scheduling strategy is output, which guides the unmanned aerial vehicle to execute the smoke task.

A waterproof heating module for a smoke generator comprises a heat exchanger (45) including an ejection portion (115) configured to eject smoke. The heat exchanger (45) is received in an inner side of an outer casing (135). The ejection portion (115) extends through a through-hole (139) of the outer casing (135) to an outer side of the outer casing (135). A closure plate (155) includes a closure face (157) and a coupling hole (159) extending through the closure face (157). The coupling hole (159) of the closure plate (155) has an inner periphery (160) in waterproof coupling with an outer periphery of the ejection portion (115). The ejection portion (115) extends out of the closure plate (155) via the coupling hole (159). The closure face (157) of the closure plate (155) is in waterproof coupling with the through-hole (139) of the outer casing (135).

The invention relates to a compact atomizing device (1) of the heat exchanger type, comprising a core (3) housed inside and operably connected to an outer sleeve (5), said device (1) being further provided with inlet means (7) and outlet means (9) for atomizing a fluid; the outer surface of the core body (3) is basically in the shape of steps, the surfaces between the steps are planes, machined faces or corrugated faces, the diameter at the inlet device (7) is larger, and the diameter at the outlet device (9) is smaller; the inner surface of the outer sleeve (5) is substantially stepped, facing the outer surface of the core (3), and having a larger diameter and a smaller thickness at the inlet means (7) and a smaller diameter and a larger thickness at the outlet means (9); and a mirror image configuration structure of the core body (3) and the outer sleeve (5) can also be adopted.

This invention relates to a method, system, and device for generating visible light shielding smoke. The method includes: controlling a compressor to deliver compressed air into a combustion chamber; controlling a fuel supply device to deliver a first preset amount of first fuel to the front end of the combustion chamber, causing the first preset amount of first fuel to burn with the compressed air in the combustion chamber to generate high-temperature fuel gas; controlling the fuel supply device to deliver a second preset amount of second fuel to the rear end of the combustion chamber, causing the second preset amount of second fuel to mix and evaporate with the high-temperature fuel gas to form a mixed flue gas containing fuel vapor; and controlling a turbine to eject the mixed flue gas generated in the combustion chamber through a tailpipe to form a visible light shielding smoke screen. This invention solves the problem that traditional smoke screen generating devices require a misting fuel injection mechanism after the turbine of a gas turbine engine, resulting in a large size, heavy weight, and inconvenience in use.

The application discloses a smoke generator, comprising: a smoke spraying part, which comprises a smoke spraying box frame and a smoke spraying fan, the smoke spraying fan providing wind power for the spraying of smoke on the smoke spraying box frame; a smoke heating part, which is arranged on the smoke spraying box frame and comprises a smoke heating chamber and a smoke heater, the smoke heating chamber and the smoke heater are both arranged on the smoke spraying box frame, and the smoke heater sprays flame into the smoke heating chamber; a smoke generating part, which comprises a smoke oil generating part and a smoke cake generating part, the smoke oil generating part is arranged on the smoke spraying box frame and is heated and evaporated to generate a large amount of smoke, and the smoke cake generating part is ignited on the smoke oil generating part to generate a large amount of smoke, which can wrap and shield the surrounding equipment. The application has the advantages of reasonable structure design, light structure design, simple operation, small noise, light weight, fast smoke generating speed, large smoke generating amount and timely shielding of visible light and infrared light of the equipment.

A waterproof heating module for a smoke generator comprises a heat exchanger (45) including an ejection portion (115) configured to eject smoke. The heat exchanger (45) is received in an inner side of an outer casing (135). The ejection portion (115) extends through a through-hole (139) of the outer casing (135) to an outer side of the outer casing (135). A closure plate (155) includes a closure face (157) and a coupling hole (159) extending through the closure face (157). The coupling hole (159) of the closure plate (155) has an inner periphery (160) in waterproof coupling with an outer periphery of the ejection portion (115). The ejection portion (115) extends out of the closure plate (155) via the coupling hole (159). The closure face (157) of the closure plate (155) is in waterproof coupling with the through-hole (139) of the outer casing (135).

A smoke generator for anti-burglar purposes includes a canister holding means for holding a canister for chemicals to be used to generate smoke wherein the smoke generator further includes a smoke deflector arranged below the position of the canister for even distribution of generated smoke, and wherein the smoke deflector have a smoke deflector cavity of sector shape. The smoke generator is provided with a cartridge for the canister to ease replacement of used or expired canister. The smoke deflector is provided with a residual collector to prevent residuals and debris from littering the room where the smoke generator is used.

The embodiment of the invention relates to the technical field of police instruments, and particularly discloses a launching device and a police instrument. The transmitting device comprises a shell, a locking mechanism, a control module and a power module. The shell is sequentially provided with a first containing cavity and a launching cavity in a communicating mode in the first direction, the launching cavity is provided with an opening in the direction away from the first containing cavity, at least the part, provided with the groove, of the projectile body can be contained in the launching cavity and connected with the control module, and the control module is used for controlling the projectile body to trigger. The locking mechanism is installed on the shell, the locking mechanism is provided with a key part and a clamping part, the locking mechanism can move relative to the shell, the clamping part is matched with the groove, and the key part is used for driving the clamping part to move so that the clamping part can be clamped with the groove or separated from the groove. The power module is contained in the first containing cavity, electrically connected with the control module and used for supplying power. Wherein the first direction is the length direction of the shell. Through the structure, the usability and the switching efficiency of the transmitting device are improved, and the size of the transmitting device is reduced.

The utility model discloses a kind of broken glass formula tear gas sprayers, including the shell with the broken head in one end, the liquid storage tank with extrusion injection pipe, liquid storage tank is equipped in shell, and extrusion injection pipe is located broken head side, press assembly is equipped in the other end of the shell, the press assembly includes press part and the extrusion part being arranged below press part, and the lower end of extrusion part is pressed on the tank bottom of the liquid storage tank.The utility model has the advantages that: easy to operate, it is easy to realize press injection while breaking window, and use effect is better.

The invention relates to an all-terrain single-soldier reconnaissance and attack integrated small unmanned aerial vehicle, and relates to the technical field of reconnaissance and attack integrated unmanned aerial vehicles, the unmanned aerial vehicle comprises a vehicle body, a projectile body and a recoil mechanism, and the recoil mechanism comprises a recoil air bag arranged on the vehicle body and filled with gas with certain pressure; and the control assembly is arranged on the recoil air bag and controls the recoil air bag to communicate with the outside or to be closed, and after the projectile body is separated from the machine body, the control assembly controls the recoil air bag to communicate with the outside and enables air in the recoil air bag to be sprayed out, so that the machine body accelerates to move forwards under the combined action of the reverse thrust of the sprayed air and the driving force of the machine body. According to the unmanned aerial vehicle, after the projectile body falls off, the control assembly controls the recoil airbag to communicate with the outside, gas is sprayed out rapidly, forward reverse thrust is generated on the vehicle body, the risk that the unmanned aerial vehicle is tracked and shot down is greatly reduced, and the unmanned aerial vehicle can better meet the investigation and shooting requirements of all-terrain individual soldiers and other different environments.

A smoke generator for anti-burglar purposes includes a canister holding means for holding a canister for chemicals to be used to generate smoke wherein the smoke generator further includes a smoke deflector arranged below the position of the canister for even distribution of generated smoke, and wherein the smoke deflector have a smoke deflector cavity of sector shape. The smoke generator is provided with a cartridge for the canister to ease replacement of used or expired canister. The smoke deflector is provided with a residual collector to prevent residuals and debris from littering the room where the smoke generator is used.

The invention discloses a rocket smoke bomb application strategy optimization method based on an SQP algorithm, and the method comprises the steps: building a rocket smoke bomb outer trajectory mathematical model, obtaining a smoke bomb trajectory equation, building a nonlinear optimization model with the minimum bomb consumption as a target function, determining a constraint condition, solving the mathematical model through a sequential quadratic programming SQP algorithm, and optimizing the smoke bomb application strategy. And obtaining an optimal feasible solution. According to the scheme, the nonlinear optimization model with minimum bullet consumption as a target function is constructed, constraint conditions can be flexibly adjusted according to whether a false target exists or not, on the premise that a true target is protected, enemy weapons can be induced to find and attack the false target, the probability of successful defense of the defense target is improved, and the defense efficiency is improved. The incoming flight weapons are effectively shielded and interfered by using the optimal number, arrangement, launching pitch angle and detonation time of smoke bombs, so that equipment resources are saved, and defense deployment and combat support with a higher cost-effectiveness ratio are realized.

The invention relates to a vehicle (1) with a device for fogging (V) the area surrounding the vehicle (1). According to the invention, the device comprises a plurality of cartridge release units (3), each containing at least one smoke cartridge (2) for fogging (V) the area surrounding the vehicle (1), wherein at least one cartridge release unit (3) is arranged in a sill of the vehicle (1).

The present invention relates to an integrated security system for vehicles that includes a storage station with microparticulate non-lethal solid material and diffusers connected to an autonomous electric circuit with its own power source (battery). The system expels a solid microparticulate compound to the outside of the vehicle in the event of a robbery to prevent same.

The utility model relates to the technical field of lacrimation agent feeding equipment, in particular to window breaking type fuming lacrimation agent feeding equipment which comprises a window breaking assembly. A bearing space with an opening in one end is formed in the handheld main body, and the handheld main body is used for sequentially bearing the lachrymatory smoke bomb and the window breaking assembly in the first direction; the potential storage assembly is arranged between the lacrimation smoke bomb and the bottom of the bearing space and used for applying acting force in the first direction to the lacrimation smoke bomb and the window breaking assembly; wherein the direction of the bearing space towards the opening is a first direction. When starting is needed, the lachrymatory smoke bomb and the window breaking assembly are pushed in the first direction, the window breaking assembly impacts window glass and breaks a vehicle window under the action force, and after the vehicle window is broken, the lachrymatory smoke bomb continues to be pushed into the vehicle in the first direction, pops up and begins to release lachrymatory smoke. According to the tear bomb, through cooperative work of the window breaking assembly, the handheld body, the bearing space of the handheld body and the potential storage assembly, the problem that an existing tear bomb cannot break a window is solved.

The invention relates to the technical field of electrical control, and particularly discloses a smoke screen emission driving device with an impedance detection function, which comprises a box body, a power supply unit, a control unit, an AD acquisition isolation unit, a bus communication unit, an emission driving unit and an impedance detection unit, the power supply unit is used for providing direct current, the control unit is used for receiving output voltage and sending a driving output signal, the AD acquisition isolation unit is used for receiving the output voltage and sending the output voltage to the control unit, and the bus communication unit is used for receiving a transmitting cylinder impedance value of an output loop transmitted by the control unit and sending a message. The emission driving unit is used for outputting smoke screen emission driving signals, the impedance detection unit is used for dividing the voltage between the negative electrode of the power supply unit and the positive electrode of the emission cylinder and detecting the current of an impedance detection loop, and the box body is further provided with a connector, a power indicating lamp and an emergency triggering switch. According to the scheme, the impedance and state of the smoke bomb can be detected and fed back in real time before the smoke bomb is launched.

A safety system for a battery-powered fog generator is described, designed to operate on a vaporization coil (2) of a fogging fluid; the safety system includes: a fuse wire (1), each placed at one end of the coil (2), suitable for heating both due to a Joule effect and through heat coming from the coil (2) by thermal conduction, the fusible wire (1) being therefore designed to melt when its temperature exceeds a melting threshold value, interrupting the power supply from the battery to the coil (2); a sensor (6) designed to detect the temperature of the coil (2) when current flows in it; and a control unit (7) operatively connected to the sensor (6).

A fog-generating fluid containing dissolved nitrous oxide in an amount of at least 25 g / l.

The present invention provides, among other things, a device for leak detection by means of smoke, comprising a fan; an evaporating element defining a channel between a first channel end for receiving an air flow from the fan and a second channel end for external discharge of smoke; and a heating element configured for evaporating a fluid and adding vapour to said channel wherein said evaporating element and said heating element are provided in a first compartment and wherein said fan is provided in a second compartment different from said first compartment; wherein the first and second compartments are separated by a wall which is preferably common.

A dry ice machine for creating fog effect is provided. The dry ice machine includes an outer casing having a liquid containing space, a lifting assembly, a dry ice container, and a fog outlet pipe. The lifting assembly including a lifting member and an operating member is moveably disposed on the outer casing. The operating member is connected to the lifting member to drive the lifting member to move along a lifting axis. The dry ice container is detachably assembled to the lifting member to be driven up or down by the lifting member. The dry ice container has a plurality of through holes so that an internal space thereof is in spatial communication with the liquid containing space. The fog outlet pipe detachably assembled to the outer casing includes a backflow section and a bending section for guiding fog in the liquid containing space to the outside.

The utility model belongs to the technical field of baton design, and particularly relates to a multifunctional baton which comprises a baton body, a sliding cavity is formed in the baton body, a piston block is connected to the inner side wall of the sliding cavity in a sliding mode, a fixing block is fixedly connected to the end of the piston block, an injection pipe is fixedly connected to the interior of the piston block, and the injection pipe is fixedly connected to the inner side wall of the sliding cavity. A first one-way plug is fixedly connected to the side wall of the fixing block, a second one-way plug is fixedly connected to the side wall of the sliding cavity, a liquid suction pipe is fixedly connected to the interior of the stick body, a liquid storage cavity is formed in the stick body, and a fixing rod is fixedly connected to the side wall of the piston block. According to the novel spontoon, the injection assembly composed of the piston block, the fixing block, the first one-way plug, the second one-way plug and the liquid suction pipe is arranged, so that emission of the lacrimation agent in the spontoon body is achieved, emission of the lacrimation agent is more concealed, functionality of a traditional spontoon is enhanced, and the law enforcement intensity and the law enforcement effect of police officers are improved.

The application relates to the technical field of electrical control, and particularly discloses a smoke screen launching driving device with an impedance detection function, which comprises a box body and a power supply unit, a control unit, an AD acquisition isolation unit, a bus communication unit, a launching driving unit and an impedance detection unit; the power supply unit is used for providing direct current; the control unit is used for receiving an output voltage and sending a driving output signal; the AD acquisition isolation unit is used for receiving the output voltage and sending the output voltage to the control unit; the bus communication unit is used for receiving a launching barrel impedance value of an output loop transmitted by the control unit and sending a message; the launching driving unit is used for outputting a smoke screen launching driving signal; the impedance detection unit is used for voltage division between a negative electrode of the power supply unit and a positive electrode of the launching barrel, and detecting the current size of an impedance detection loop; a connector, a power supply indicator lamp and an emergency firing switch are further arranged on the box body. The scheme can detect the impedance and state of the smoke screen bomb in real time before the smoke screen bomb is launched and feed back the impedance and state.