24results about How to "Triggered quickly" patented technology

The invention discloses an electric energy metering device load characteristic acquisition and analysis system based on Internet of Things perception, and relates to the technical field of power utilization safety, the system comprises electric meter modules, a concentrator module and an Internet of Things platform, each electric meter module comprises a characteristic library, an acquisition unit, an identification unit, a screening unit and a transmission unit; the feature library comprises current features generated based on historical big data of the electrical equipment; the acquisition unit is used for acquiring circuit fluctuation to obtain current data, comparing the current data with the feature library and judging whether new electrical equipment is accessed or not; and the identification unit generates a group of new identification channels after confirming that new electrical equipment is accessed, and transmits the current data of the corresponding electrical equipment. According to the invention, by arranging the feature library in the ammeter module and combining the real-time acquisition and analysis of the current data, the load characteristics of the equipment can be accurately identified, and for the newly accessed electrical equipment, the system identifies the type of the newly accessed electrical equipment through comparison and matches the newly accessed electrical equipment with the feature library.

The invention belongs to the technical field of computer information processing, and particularly discloses an internet of things equipment firmware-oriented fuzz test input optimization device, which comprises a static analysis module used for carrying out firmware analysis through an API interface, identifying an input transmission point of bare computer firmware, and realizing automatic identification through a custom script; the dynamic simulation module is used for identifying an input transfer point of the firmware of the real-time operating system and realizing a length inference mechanism and a final input transfer algorithm; the input routing mapping module is used for identifying and dynamically monitoring a data retrieval point, an input processing point and an availability check instruction in firmware to obtain a mapping result; the input transmission point identification module is used for automatically identifying an input transmission point of the firmware based on the mapping result; and the sensing module is used for dynamically determining the minimum length and the maximum length of the input data of the input transmission point, optimizing the input transmission point of the firmware fuzz test, and dynamically calculating the length of the reserved data. According to the invention, the fuzz testing efficiency can be improved.

The invention relates to the technical field of sensing equipment synchronous control, and discloses a camera synchronous triggering system and method and computer equipment. The system comprises a vehicle-mounted upper computer which is used for sending a working mode control instruction to a synchronous trigger box; the positioning device is used for sending a first pulse signal corresponding to the position information to the synchronous trigger box; the laser radar is used for sending a second pulse signal corresponding to the distance information to the synchronous trigger box; the synchronous triggering box is used for determining a target execution strategy corresponding to the target working mode according to the working mode control instruction and a pre-stored corresponding relation between the working mode and the execution strategy; the processor is used for determining a trigger signal according to the target execution strategy so as to control the camera to perform exposure; and the camera is used for receiving the trigger signal to realize exposure control. By implementing the technical scheme of the invention, the highly synchronous control of the exposure opportunity of the camera is realized, and exposure at a specific position and specific time is ensured.

The invention relates to a self-triggering rapid automatic focusing method of an infrared zoom imaging system, and belongs to the technical field of automatic focusing of the infrared zoom imaging system. According to the method, the scene motion state and the fuzzy degree can be accurately judged, and the focusing operation is automatically triggered if the target area is judged to be out-of-focus fuzzy. Meanwhile, according to the method, automatic focusing control logic with a traversal method as a principle is optimized, rapid moving and positioning of focusing can be achieved, and the overall effects of automatic recognition, automatic triggering and rapid focusing of the automatic focusing process are achieved.

This utility model discloses an elevator water-blocking device with a water-blocking function, including a water-blocking gate, a servo motor, a reel, and a lifting steel wire. The servo motor and the reel are located above the sill of the elevator hall door. The lifting steel wire connects the water-blocking gate and the reel. The servo motor controls the rotation of the reel and the lifting steel wire, causing the water-blocking gate to be transported to the sill of the elevator hall door for storage or to the floor of the hall door for water blocking. An elevator system incorporating this water-blocking device is also disclosed. This utility model features a concealed and aesthetically pleasing design, is easy to install, and provides active and efficient water-blocking sealing. It forms a physical watertight barrier, effectively preventing external floodwater from flowing into underground spaces, protecting underground equipment from water damage, and is suitable for various newly built or existing locations.

The present invention discloses a micro switch bracket and an overflow protection device used therein, which comprises a bracket body, a connecting portion for connecting a micro switch is provided on the bracket body, connecting arms are extended downward at both ends of the bracket body, and limit plates are provided inward at the lower ends of the two connecting arms, and a receiving space for installing a float assembly is formed between the limit plates and the bottom of the bracket body, and the float assembly has a gap for moving up and down in the receiving space. The micro switch bracket and the overflow protection device used therein can not only install the micro switch, but also install the float assembly, so that the positions of the float assembly and the micro switch are relatively fixed.

The invention provides a key module and electronic equipment, and the key module comprises a supporting seat which is provided with a first supporting part, a connecting part and a second supporting part which are sequentially distributed at intervals in a first direction; the piezoelectric ceramic is arranged on the first side, in the second direction, of the supporting seat, and in the first direction, the piezoelectric ceramic is located between the first supporting part and the second supporting part; a containing cavity is defined by the conduction shell and the first side of the supporting base, the piezoelectric ceramic is located in the containing cavity, the conduction shell is connected with the connecting part, the conduction shell is used for transmitting acting force in the first direction to the supporting base through the connecting part, and the supporting base can deform after being stressed; therefore, the piezoelectric ceramic is triggered to vibrate.

The present application belongs to the technical field of nuclear power plant steam generator cleaning, and particularly relates to a bubbling generating device for steam generator secondary side bubbling cleaning and a triggering method thereof. The device comprises a device body, an electromagnetic valve, an air inlet connector, a flange and a nozzle. The device body is a balanced double air chamber structure arranged in an axial direction. A main air chamber, a sealing seat, an intermediate chamber and a triggering air chamber are coaxially and serially arranged. The main air chamber and the triggering air chamber are communicated through a hollow valve rod arranged in a coaxial manner. The air inlet connector is installed on a cylinder of the triggering air chamber. The electromagnetic valve is installed on an outer side of the triggering air chamber. The flange is installed in the intermediate chamber of the device body through a hollow pipe. The nozzle is installed in the middle of the flange. The beneficial effect is that the influence of the response time of the electromagnetic valve is reduced through a pilot type air gun structure, high intensity and rapid triggering of the air gun is realized, the energy output of single bubbling is enhanced, and the utilization efficiency of the gas is improved.

The invention relates to the technical field of household beauty products, in particular to a multifunctional household skin-shoveling beauty instrument which comprises a beauty instrument body, a display screen and keys are arranged on the outer surface of the beauty instrument body, a shovel blade is arranged at the bottom end of the beauty instrument body, and an ultrasonic transducer is arranged in the beauty instrument body and located on the shovel blade. An electric control assembly and a battery are further arranged in the beauty instrument body, and the display screen, the keys, the ultrasonic transducers and the battery are all connected with the electric control assembly. The liquid storage mechanism is arranged in the hollow sleeve and can store a certain amount of lubricating oil, and when the face skin of a user is dry, the liquid storage mechanism can be controlled by the liquid pushing mechanism to spray the lubricating oil outwards, so that the effect of rapidly wetting the face skin of the user is achieved.

The utility model relates to the technical field of power distribution cabinets, in particular to a protective isolation structure of an outdoor comprehensive power distribution cabinet. A protection isolation structure of an outdoor integrated power distribution cabinet comprises an integrated power distribution cabinet body. The integrated power distribution cabinet body is a square frame body, the frame body is arranged on the outer side of the integrated power distribution cabinet body in a sleeving manner, and the frame body is composed of four vertical supporting rods; the four face walls are arranged between the adjacent supporting rods respectively, and each face wall comprises a transverse rod, a plurality of blocking pieces and a driving piece. The beneficial effects of the utility model are that the pre-tightening structure realizes the closing of the four sides of the frame body, so that once the fire early-warning assembly detects that a fire occurs in the power distribution cabinet, the obstructing members can quickly close the four sides of the frame body, thereby effectively preventing flames from spreading outwards and controlling the fire in the frame body. Therefore, the device can effectively prevent the fire from spreading, protect the safety of peripheral equipment and buildings, and reduce the risks of casualties and property loss.

The invention belongs to the technical field of biomass gasification, and discloses a biomass gasification feeding pipeline blockage treatment system and a control method thereof.The biomass gasification feeding pipeline blockage treatment system comprises a stock bin, a gasification furnace, a feeding pipeline, an air pressure sensor, a central processing unit, a feeding mechanism, a main pressurization pipeline, an air source device and an auxiliary pressurization pipeline; the air pressure sensor is arranged at the tail end of the main pressurizing pipeline, the air pressure sensor can detect the air pressure in the main pressurizing pipeline in real time and transmit air pressure data to the central processing unit in real time, and the feeding mechanism comprises a variable frequency motor and a spiral feeder. The spiral feeder is arranged at the feeding end of the feeding pipeline, the variable frequency motor drives the spiral feeder to rotate so as to convey biomass materials into the feeding pipeline, a motor controller is arranged in the variable frequency motor, the motor controller is in communication connection with the central processing unit, and the problem of material blockage is automatically solved.

The utility model discloses a quick disconnecting type disconnecting device for a rigid contact network. The quick disconnecting type disconnecting device comprises a first fixed busbar, a second fixed busbar and a movable busbar, an electric connection device is arranged between the first fixed busbar and the movable busbar, and an electric connection device is arranged between the movable busbar and the second fixed busbar; the first fixed busbar is hinged with the movable busbar; the movable busbar is provided with a movable busbar second wire clamp, the movable busbar second wire clamp is provided with a lower connecting part, the upper portion of the lower connecting part is in threaded connection with an upper connecting part, the upper connecting part is rotatably connected with the busbar suspension supporting structure, and the upper connecting part is connected with a driving motor. The rotating axis of the upper connecting part coincides with the axes of the threads of the upper connecting part and the lower connecting part. According to the scheme, the motor is adopted to drive the threads to be screwed in and screwed out, the structure stability under normal conditions can be guaranteed, rapid triggering under emergency conditions can be guaranteed, and the recovery process is easy to operate.

The utility model discloses a throwing detection device for a throwing type life jacket, which comprises a bottom plate provided with a limiting groove. The top end of the supporting rod is rotationally connected with the middle of one side of the movable plate, the bottom end of the movable plate is rotationally installed on the edge of the top face of the bottom plate through a rotating shaft, and a locking nut is installed at one end of the locking bolt; a track rod is fixedly installed at the bottom of the other side of the base plate and penetrates through a stabilizing hole, the stabilizing hole is formed in the bottom of the ejection plate, an energy storage spring is fixed to one side of the bottom of the ejection plate, and the tail end of the energy storage spring is fixed to the bottom of the base plate. According to the throwing detection device for the throwing type life jacket, the novel structural design is adopted, the throwing angle and the throwing height of the life jacket can be conveniently adjusted, various different field rescue environments can be simulated, the ejection mechanism can be conveniently triggered and reset, operation is convenient, detection operation is continuously carried out for multiple times, and the applicability is greatly improved.

The utility model provides a test system and device for a vehicle-mounted refrigerator, and relates to the technical field of testing, and the test system comprises a power module, a communication module, a control module and a switch module. The power module is connected with the battery; the communication module is connected with the power supply module and the vehicle-mounted refrigerator; the control module is connected with the power module and the communication module; the switch module is connected with the power supply module and the control module, when the switch module works in a first conduction state, the control module controls the vehicle-mounted refrigerator to be switched to a refrigeration test mode through the communication module, and when the switch module works in a second conduction state, the control module controls the vehicle-mounted refrigerator to be switched to a heating test mode through the communication module. According to the test system, the test mode of the vehicle-mounted refrigerator can be correspondingly and automatically changed by changing the conduction state of the switch module, and the switching flexibility is high. And the professional demand is relatively low, the operation is simple, the cost is relatively low, and batch testing of the vehicle-mounted refrigerator is facilitated.

The utility model provides a chain type sensing mechanism which comprises a mounting seat and a sensing assembly, and the sensing assembly comprises a trigger seat and a sensing element. The sensing element is arranged at the side position of the trigger seat and can capture an action signal of rotation of the trigger seat; one end of the trigger seat is connected with a chain, the other end of the trigger seat is hinged to the mounting seat, and an elastic part is arranged between the trigger seat and the mounting seat; a chain is connected to a triggering seat in a sensing assembly, and the characteristics that the chain is tightened after being stressed and loosened after being unloaded are utilized, so that the triggering seat in the sensing assembly can quickly respond to an external force change signal on the chain, and the external force change signal on the chain is converted into a rotating action signal to quickly trigger a sensing element; therefore, the change condition of the external force on the chain can be fed back in time through the triggering state of the sensing element, the time for confirming the stress condition of the chain is saved, and the feedback efficiency of the stress change of the chain is improved.

A touchpad device comprises a substrate, a touch panel, a balance assembly and a reinforcing plate. The touch panel is provided with an outer periphery and an inner surface, the outer periphery is provided with a first corner, a second corner, a third corner and a fourth corner, and a switch is arranged on a central area of the inner surface. The balance assembly is arranged between the touch panel and the substrate and comprises a first balance rod, a second balance rod, a third balance rod and a fourth balance rod. The reinforcing plate comprises a main plate and a plurality of limiting protruding plates, the main plate is arranged on the inner surface of the touch panel, and the limiting protruding plates are connected to the periphery of the main plate and protrude out of the outer periphery of the touch panel.

Provided are an information processing method, apparatus, device, medium and product, the method comprising: a radio link control acknowledgement mode (RLC AM) entity sending first information to a packet data convergence protocol (PDCP) entity, the first information being related to the number of times of continuous timeout of a reconfiguration timer, the reconfiguration timer being a timer maintained by the PDCP entity, the first information being related to the number of times of continuous timeout of the reconfiguration timer; the first information is used for adjusting the value of a reordering timer, and the reordering timer is a timer maintained by the PDCP entity.

This utility model discloses a micro switch, including a main body with a receiving cavity, in which a moving contact and a stationary contact are disposed. It also includes a triggering assembly for triggering the movement of the moving contact. The triggering assembly includes an elastic connector, a contact rod, a trigger plate, and a hinge. The contact rod and the trigger plate are respectively assembled at both ends of the connector, forming a lever structure. The hinge is rotatably configured and connects the moving contact and the trigger plate. Through the cooperation of the lever structure, when the contact rod is subjected to an action force, the contact rod drives the connector to undergo a slight deformation, which in turn drives the trigger plate to rotate. The trigger plate triggers the hinge to rotate, thereby causing the moving contact to abut against or move away from the stationary contact. This achieves the triggering of the switch by the micro-movement of the contact rod, based on the principle of amplifying the triggering stroke using a lever structure. It can also replace the existing plunger structure and achieve rapid triggering.

An anchor head shell wraps the outer side of an anchor head body, and a steel movable drill bit is located in the middle of the head of the anchor head and used for driving an explosive detonation device under the extrusion pressure of a soil body when the anchor head is hit to the ground and makes contact with the soil body; the firing pin detonating device is positioned at the tail part of the steel movable drill bit and is used for detonating the detonator; the detonators are located at the front ends of the theme explosives and used for detonating the theme explosives The main body explosive is positioned behind the detonator and is used for generating explosive shock waves to pop out the barb device; and the barb device is positioned around the anchor head and is used for reinforcing the friction force between the anchor head and the soil body. When embankment breach enclosing is carried out, high-risk overwater operation is not needed, remote launching is carried out through an anchor head launching device similar to a rocket launcher launching cylinder, onshore launching can be achieved, and safety is high; and impact waves generated by explosion of the explosive are utilized to push the barb device to pierce into a soil body, so that rapid fixation and reinforcement are realized.

This invention relates to the field of microgrid control technology and discloses a method and system for grid-connected / off-grid switching of a distributed photovoltaic energy storage microgrid. The method includes acquiring the grid-connected switch status and real-time frequency, performing weighted deviation analysis to obtain an initial switching signal; calculating power compensation based on the initial switching signal to obtain a power compensation command; performing power rolling optimization control based on the power compensation command to obtain a final control output; performing fault backtracking processing based on the final control output to obtain a final frequency; and performing weighted deviation over-limit analysis based on the final frequency to obtain a final switching signal. This method can achieve seamless grid-connected / off-grid switching and maintain stable operation.

The application relates to the technical field of unmanned planes, in particular to a hydrogen fuel cell unmanned plane with an emergency function for sea deployment, which comprises a lower part of an unmanned plane body provided with supporting legs; the hydrogen fuel cell unmanned plane further comprises: containing bins which are symmetrically arranged on the two sides of the lower part of the unmanned plane body in pairs and relative to the supporting legs, the two containing bins are located on the outer sides of the supporting legs, hydrogen gas cylinder bodies are arranged in the containing bins, and the lower ends of the supporting legs are lower than the lower ends of the containing bins; pushing mechanisms which are connected with the two containing bins in pairs; and a driving source arranged between the two pushing mechanisms, the driving source is used for driving the two pushing mechanisms to synchronously push the two containing bins to move away from each other. The application improves the floating stability of the unmanned plane on the sea surface, and avoids the unmanned plane from being overturned due to swinging with sea waves.

The utility model discloses a scissor type ultra-short button module, which comprises a support, two wing frames symmetrically hinged on the support, a tension spring connected between the two wing frames and an elastic trigger assembly installed in the support, and is characterized in that the two wing frames have a free rotation angle with an upward winding position, and in a normal state, the two wing frames are pulled up by the tension spring; the elastic triggering assembly comprises a fixed seat and a movable part inserted into the fixed seat, and the movable part can have an automatic stroke in the fixed seat in the vertical direction. Through the cooperative use of the two wing frames and the tension spring, the quick response and high-precision triggering of the key are realized. According to the design, a corresponding command can be accurately triggered by pressing each time of a user, so that the typewriting and operation efficiency and comfort are improved.

The application belongs to the technical field of fuses, in particular to an outdoor high-voltage current-limiting fuse, comprising an epoxy tube; the upper and lower ends of the epoxy tube are respectively sleeved with an upper locking ring and a lower locking ring, a static contact is arranged on the upper locking ring, the static contact is installed below an anti-icing cover through bolts, and a first spring is installed on the static contact; in the application, a striker is independently arranged in a support column, a trigger branch and a main fuse passage are separated in structure, assembly complexity and interference risk in operation caused by passing of a constantan wire through a hole in the support column in traditional design are avoided; meanwhile, a connecting cavity and a plug-in connector structure are arranged in a connecting piece at the lower end, and a connecting wire in a rotating seat is matched, stable electrical leading-out is realized, and through a rotatable connecting frame design, the fuse is allowed to flexibly adjust an installation angle according to the direction of incoming and outgoing lines on site, and construction and maintenance in a complex outdoor environment are greatly facilitated.

The invention provides the high-voltage nanosecond pulse coaxial line capable of realizing cable connection between the inner cylinder and the outer cylinder, and the problems that the cable connection mode between the inner cylinder and the outer cylinder of the existing coaxial line cannot meet the requirement of introduction of various types of signals, the anti-interference capability is weak, and the reliability is poor can be solved. The coaxial line comprises an outer cylinder, an inner cylinder, an insulation supporting body, a vortex-shaped hollow inductor and a multi-core cable arranged in the vortex-shaped hollow inductor in a penetrating mode, the insulation supporting body is arranged on the outer side of the inner cylinder in a sleeving mode and located between the outer cylinder and the inner cylinder, the vortex-shaped hollow inductor is arranged on the outer wall of the insulation supporting body, the two ends of the vortex-shaped hollow inductor are arranged on the outer cylinder and the inner cylinder in a penetrating mode respectively and connected with the outer cylinder and the inner cylinder in a sealed mode, and the multi-core cable is arranged in the vortex-shaped hollow inductor. The outer diameter dL of the vortex-shaped air core inductor, the inner diameter a of the outer cylinder and the outer diameter b of the inner cylinder meet the following relation: (a-b) / [N * (dL + d)] > = sin theta, d is 0.5-2 times of dL, the inter-turn average electric field E is lower than the direct-current breakdown field strength of a medium between the outer cylinder and the inner cylinder, and the corresponding inductive reactance value # imgabs0 # of the vortex-shaped air core inductor under nanosecond pulse