60results about How to "Avoid difficult operation" patented technology

The embodiment of the invention provides a memory leak detecting method and a memory leak detecting device. A memory comprises a doubly linked list of an allocated memory; and the doubly linked list comprises memory header information of one or more allocated memory blocks. The method comprises the steps of: determining a detection time interval; traversing the header information in the detection time interval in the doubly linked list; and in accordance with the memory header information, determining whether the corresponding one or more allocated memory blocks are subject to memory leak. By the memory leak detecting method and the memory leak detecting device, memory leak can be visually detected in real time, the software performance is improved, and manual operation is reduced or avoided, so that the method and the device are labor-saving and time-saving, the operation difficulty is reduced, the working efficiency is improved, the cost is reduced, the accuracy of the detection of memory leak is improved, and the leaked memory can be recycled in the entity life cycle.

The invention discloses a hydraulic control underwater pipeline horizontal docking and locking device and a docking and locking method thereof. The device comprises a locking mechanism, a propelling mechanism and a support mechanism. The locking mechanism comprises a connecting body and a locking device, and the locking device is controlled by hydraulic pressure and can lock or loosen docked pipe joints. The propelling mechanism comprises a pipe joint and a pipe joint outer barrel, at least two sealing cavities can be formed between the outer wall of the pipe joint and the inner wall of the outer barrel, and hydraulic pressure is added into the sealing cavities so that the pipe joint can move to be docked with the connecting body. The support mechanism comprises a support and a clamping supporting base, the clamping supporting base is arranged on the support, the propelling mechanism is lowered to fall into water and can be combined on the clamping supporting base, and accordingly the accurate position of the propelling mechanism can be guaranteed. By the adoption of the device and method, all the mounting processes of the pipe joint can be accurately achieved, so that pipeline docking reliability is guaranteed, and the adverse impact of environmental factors of the outside is reduced.

This invention relates to an advertisement realizing method in mobile network game and its system and game platform. Wherein, pre-storing advertisement data independently; during the game, reading the data to display in game interface. This invention separates game content and advertisement content to reduce operation request to stuff for modifying game and the maintenance cost. It also discloses a game system and platform for advertisement display.

The invention discloses an automatic fire extinguishing system for a vehicle and a fire extinguishing method thereof. The system comprises a fire extinguishing processing layer, a data transmission layer, a data analysis processing layer and a user service layer, wherein the fire extinguishing processing layer comprises a detection device, a fire extinguishing device and a fire extinguishing controller; the detection device is used for detecting the real-time temperature of a compartment; an engine compartment and a battery compartment of the vehicle and is also used for detecting whether flames are generated in the compartment; the engine compartment and the battery compartment; the fire extinguishing device comprises fire extinguishing disposal devices arranged in the compartment; the engine compartment and the battery compartment respectively; each fire extinguishing disposal device is used for releasing a fire extinguishing agent to extinguish a fire in an area where the fire extinguishing disposal device is positioned; and the fire extinguishing controller is used for driving the corresponding fire extinguishing disposal device to release the fire extinguishing agent. The automatic fire extinguishing system for the vehicle and the fire extinguishing method thereof achieve the functions of automatic fire extinguishing and remote manual fire extinguishing of the vehicle, arebeneficial to platform information management of fire fighting data, and can also transmit environmental parameters to a cloud platform so as to monitor operating data of the vehicle before a fire occurs and generate a certain prediction effect.

The invention discloses a pre-fenestrated aortic covered stent and a delivery system and a utilization method thereof. The aortic covered stent with a large curved side and a small curved side comprises an outer covered stent and an inner covered stent, each of the outer covered stent and the inner covered stent is tubular and comprises a covered section and an uncovered bare stent crown, and thenear end of the covered section of the outer covered stent is provided with a rectangular uncovered pre-fenestrated hole at a reinforcement rib position of the large curved side. The inner covered stent internally sleeves the outer covered stent and identical to the outer covered stent in diameter, and the inner covered stent is shorter than the outer covered stent. The pre-fenestrated aortic covered stent and the delivery system and the utilization method thereof have advantages that due to positional adjustability of the pre-fenestrated hole in the aortic covered stent, fenestration operation is simplified, and fenestration success rate is increased.

The invention discloses a multi-station gear machining and manufacturing platform. The multi-station gear machining and manufacturing platform comprises a machining platform and a gear workpiece; the gear workpiece is arranged in the center of the upper portion of the machining platform; a base plate is attached to the lower portion of the gear workpiece; and the lower end of the base plate is fixedly connected with a plurality of end plates; the lower end of a vertical shaft on the left side of the front end is fixedly connected with an output shaft of an adjusting motor; a driving assembly is installed in the lower portion of the machining platform; a drilling assembly and a tooth cutting assembly are installed on the upper portion and the right side of the machining platform correspondingly; the multi-station gear machining and manufacturing platform is scientific and reasonable in structure and safe and convenient to use; corresponding teeth can be machined on the outer wall of the gear workpiece through cooperation of a second supporting plate, a drill bit, the gear workpiece, an air cylinder, a first gear, a hob and the machining platform; and the problem of poor machining efficiency caused by the processes of carrying, secondary clamping and the like due to the fact that drilling and tooth cutting of gears need to be carried out on different machining platforms is solved.

The invention discloses a video shooting method and device and a computer readable storage medium, and the method comprises the steps: obtaining an image frame, carrying out the image registration ofa current image frame and a former image frame, and obtaining a transformation matrix; then, calculating the exponential average of the current image according to the current image frame and the transformation matrix, and determining the motion area of the current image frame relative to the previous image frame according to the exponential average; then, covering the superimposed image corresponding to the index average with the motion area; and finally, drawing and displaying the overlaid image after coverage in real time. According to the invention, a humanized video shooting scheme is realized, so that the shooting waiting time and the image processing resource consumption are reduced, the high operation difficulty and shooting condition constraints are avoided, the shooting efficiencyis improved, and the user experience is enhanced when a video with a special motion effect is shot.

The invention relates to the technical field of batteries, in particular to a zinc-air battery and a preparation method thereof. The zinc-air battery comprises a positive electrode, a negative electrode, and an electrolyte, wherein the positive electrode and the negative electrode are in a solid state. The preparation method comprises the following steps: firstly stacking the manufactured positiveelectrode and negative electrode by a laminating way, and separating the positive electrode from the negative electrode by dustless diaphragm paper; then wrapping with a molding PP shell, melting thethree sides by means of hot melt, injecting into a conductive liquid, and finally bonding the edge to obtain the zinc-air battery. The battery produced by the invention not only has low cost, large energy storage and environmental protection, but also greatly reduces the operation difficulty, the preparation process is simple, the operation cost is low, the process is easy to control, the yield is high, and the production efficiency is obviously improved.

The invention relates to a production process of a T4P state aluminum alloy narrow roll plate. The production process comprises the steps of aluminum alloy rapid cooling continuous casting, continuous expansion extrusion, online water quenching treatment, coiling and pre-aging treatment. The cooling speed of rapid cooling continuous casting is 200-350 DEG C/s, and an aluminum alloy rod blank with the equivalent diameter of 20-40 mm is obtained through casting; the aluminum alloy blank rod is continuously expanded and extruded into a narrow coiled plate with the thickness being 4-30 mm and the width being 80-300 mm through an expansion die cavity, and the temperature of an outlet of the expansion die cavity is controlled to be 400-540 DEG C; cooling water used for carrying out online water quenching treatment on the narrow coiled plate is arranged at the position 10-50 mm away from an outlet of the expansion die cavity, and coiling and pre-aging treatment are carried out. According to the method, the aluminum alloy is subjected to rapid cooling continuous casting, then continuous expansion extrusion and online water quenching at an outlet, so that a T4P state product with a good solid solution effect can be obtained, and the whole roll of plate is uniform and consistent in structure and performance; compared with a large ingot casting-hot rolling process product, the narrow roll plate is directly formed through continuous expansion extrusion, slitting/trimming treatment is not needed any more, and the yield is effectively increased.

The invention provides a block chain-based carbon popularity incentive method and system. The method comprises the steps of establishing a bottom alliance chain; the block chain evidence storage module performs on-chain storage on the public low-carbon behavior data; the carbon emission reduction verification module determines a verification node for carbon emission reduction amount accounting through a nominating right and interest consensus mechanism; the carbon emission reduction module authorizes the determined verification node for carbon emission reduction accounting to call the block chain evidence storage module to obtain original public low-carbon behavior data, and the corresponding carbon emission reduction is obtained through calculation; the carbon asset management module calculates carbon assets based on the carbon emission reduction amount; a certain amount of carbon points are obtained according to the carbon assets, and the carbon points are sent to a carbon popularity user node account according to the contribution degree; carbon points in user node accounts are used for exchanging corresponding products or services; through a block random distribution mechanism based on a VRF function, verification nodes are randomly specified to collect carbon emission reduction, carbon assets and carbon points, summarized information is generated into a new block according to a block data format, and uplink evidence storage is carried out.

The invention relates to a whitewashing device for conveniently adjusting an angle. The whitewashing device for conveniently adjusting the angle comprises a handle, a sliding groove and a pull ring; afixed block is arranged at one side of the handle; a telescopic rod is connected to one side, close to the handle, of the fixed block; a clamping block is fixed to one side of the telescopic rod; thesliding groove is formed in one side, close to the clamping block, of the handle; a clamping groove is formed in one side, close to the sliding groove, of the handle; a connecting block is arranged on one side, away from the handle, of the fixed block; and a first connecting rod is fixed on one side of the connecting block. According to the whitewashing device for conveniently adjusting the angle, a threaded rod is rotated, a threaded structure formed by the threaded rod and a threaded groove enables the threaded rod to move, when the distance between the threaded rod and the fixed block is increased, a supporting frame rotates through a rotary connection formed by the first connecting rod and the fixed block, the angle between the supporting frame and the handle is conveniently adjusted,the safety of the device is effectively improved, and the fact that when the wall surfaces with different angles are whitewashed, the human body rotates along with the wall surfaces and the operationdifficulty is increased is avoided.

The invention discloses a transformer iron core grounding fault diagnosis simulation method and device based on an equivalent method. A transformer three-dimensional finite element model based on an equivalent method thought is established in ANSYS software to simulate a transformer iron core grounding fault, and three-dimensional research analysis is performed on an iron core of a simulation object transformer, windings on the high-/low-voltage sides and a coil for simulating a conduction fault by using a three-dimensional anisotropic conductivity formula and a magnetic conductivity formula.Different fault types are set on an iron core of the simulation device, and the fault current and the relation between the fault current and the fault position are detected and obtained. A short-circuit coil is used for equivalently replacing a complex grounding condition to carry out fault diagnosis. An upper yoke surface is installed at the upper end of a transformer iron core of the device, a high-low voltage simulation winding is installed in a transformer box body, and a fault short-circuit wire is arranged in the high-low voltage simulation winding. The fault short-circuit wire is in short-circuit contact with the short-circuit grounding points of a left iron yoke surface and the upper iron yoke surface to form a simulated transformer fault loop. The method and the device are simple,quick, convenient and accurate in troubleshooting and solving of power transformer faults.

The invention relates to a preparation method of a substituted diphenyl ether bromide, which comprises the following steps: adding a substituted diphenyl ether compound and bromine into a micro-reactor, and carrying out continuous reaction to prepare the diphenyl ether compound of which the methyl hydrogen atom is substituted by bromine. According to the technical scheme, a modular micro-channel reaction device is adopted, so that the mass transfer and heat transfer efficiency is high, raw materials are instantly and fully mixed, the reaction rate is increased, the selectivity is improved, thereaction time is greatly shortened, and the production efficiency is improved; continuous production operation can be achieved, the product quality stability is improved, the equipment integration degree is high, and the occupied space can be reduced; and the product is high in yield and purity.

The invention discloses an integrated air tap joint with independent double ends. The integrated air tap joint comprises a joint pipe body and an upper cover, wherein a hollow cylindrical elastic ring is arranged in the joint pipe body corresponding to each joint pipe body bottom hole, a double movable body and an adjusting bolt are also arranged above the elastic ring in the joint pipe body, the diameter of the inner hole of each elastic ring is more than the outer diameter of corresponding air valve body, air inlets for accommodating air outlet pipes of an inflating device are formed in the outer wall of the joint pipe body and the double movable body, a first central concave hole and a second central concave hole are also formed in the lower end face of the double movable body, and a valve actuating mechanism is arranged between the air inlets and the first and second central concave holes for adjusting the inflating direction of the inflating device; the joint is connected and removed by using a rotary handle, thus being easy to operate and grasp. The operation can be completed even by one hand, and when the joint is removed, air in a tire is not obviously leaked out even when the joint is slowly disassembled.

The invention discloses a dielectric barrier fuel charge device, and belongs to the technical field of fuel engine pretreatment devices. The dielectric barrier fuel charge device comprises a fuel charge mechanism, the fuel charge mechanism is connected with an installation damping device, the installation damping device comprises a connecting mechanism, the connecting mechanism comprises an upper connecting semi-ring and a lower connecting semi-ring, the upper connecting semi-ring is connected with a damping mechanism, and the lower connecting semi-ring is fixedly mounted on the upper connecting semi-ring through a fixing bolt; and the two ends of the fuel charge mechanism are connected with communicating pipes, and the ends, away from the fuel charge mechanism, of the communicating pipes are connected with a first fuel filtering device and a second fuel filtering device correspondingly. The problems that existing design is poor in purification effect, high in cost and large in operation difficulty, the connecting manner between a filter and an oil conveying pipeline is simpler, the sealing performance is poor, and leakage and falling off are prone to occurring are effectively solved.

The invention aims at providing a magnetic induction switch which is convenient to manufacture and is high in reliability and a manufacturing method of the magnetic induction switch. The magnetic induction switch comprises a shell and a sensor. A sensor accommodating cavity is arranged in the shell, one end of the sensor accommodating cavity is open, and the sensor accommodating cavity is providedwith a glue injection port connected with an external portion. The sensor is located in the sensor accommodating cavity, a lead of the sensor is led out from the open end of the sensor accommodatingcavity, and the sensor accommodating cavity is filled with a glue. The magnetic induction switch is simple and convenient to manufacture, the sensor and the shell are fixed very stably, and the magnetic induction switch has high reliability and a long service life and is very suitable for large and small household appliances.