57results about How to "Adapt to use needs" patented technology

The invention relates to a water gun nozzle, in particular to a water gun nozzle for fire fighting. The water gun nozzle comprises a nozzle water pipe, a valve core, a jet nozzle, a nozzle plug cover,a valve core plug and spring assemblies, wherein the valve core is slidably connected in the nozzle water pipe, the interior of the valve core is connected with a valve core plug in a sliding mode, the jet nozzle is fixedly connected to the nozzle water pipe, the spray head plug cover is connected between the spray head water pipe and the jet nozzle in a threaded fit mode, the spring assemblies comprises springs I and springs II, the springs I are located in the springs II, and the springs I are located between the valve core plug and the jet nozzle, the springs II are located between the valve core and the jet nozzle, a low-pressure water cavity is formed among the nozzle water pipe, the jet nozzle and the nozzle plug cover, and a high-pressure water cavity is formed in the middle end ofthe nozzle water pipe and the jet nozzle. According to the water gun nozzle, the working water pressure can be selected according to needs, so that the working state is changed, and the use requirements of the fire-fighting operation can be well met; and the fire can be more effectively jetted according to the water pressure conversion spraying mode.

The invention discloses a pair of novel hand-held electric shears with adjustable shearing force. A cavity is formed between two shear bodies; a motor is arranged and fixed in the cavity between the two shear bodies; an output shaft of the motor is provided with a first-stage gear; the first-stage gear and a second-stage gear form a meshing relation; the second-stage gear and a third-stage gear are fixedly arranged on the shears coaxially; a fourth-stage gear and an eccentric shaft are simultaneously arranged and fixed on a fourth-stage gear rotating shaft; and the third-stage gear and the fourth-stage gear form a meshing relation. In order to control the electric shears conveniently, proper positions on the upper parts of the shear bodies are provided with button switches, a conducting wire is fixed on the shear bodies through rubber joints, and the conducting wire is connected with two contacts of the switches to form a closed loop. In order to move the hand-held electric shears conveniently, proper positions at the bottoms of the shear bodies are provided with a proper amount of rollers.

The invention provides a simulation data generation method for simulating a real physical environment. The simulation data generation method includes the steps: 1) receiving a series of real environment data; 2) dividing an acquisition time slot of the real environment data into a plurality of time intervals; 3) fitting space distribution of physical environment parameters based on a Gaussian process model according to data values of a plurality of different positions at the same time for each time interval to obtain the value of the physical environment parameter at an optional designated position at the time corresponding to the time interval; 4) modeling time trend according to the obtained data values at each position at different time to obtain a time trend function at the position; 5) generating simulation data of the physical environment parameters according to the designated time and position. Data points at different positions at each time interval are regarded as data points acquired at the same time. Massive simulation environment data can be generated at small overhead, and the simulation data generation method is high in configurability and universality.

The invention discloses a passive composite wall for an ultra-low energy construction. The passive composite wall reduces the complexity of an energy supply system of the ultra-low energy constructionand reduces the operation and use costs. The passive composite wall comprises a composite wall body, a wall body outer side member and a plurality of loop heat pipe units; the wall body outer side member is an integrated structure composed of a photovoltaic module, a member heat-insulation layer and a base plate from outside to inside; each loop heat pipe unit comprises a closed circulation pipeline and a control valve, wherein each closed circulation pipeline is composed of a hollow outdoor end heat transfer pipe, an upper heat transfer pipe, an indoor end heat transfer pipe and a lower heattransfer pipe; an outdoor end wick corresponding to the back of the photovoltaic module is arranged in each outdoor end heat transfer pipe, each indoor end heat transfer pipe is internally provided with an indoor end wick, and the centers of each outdoor end wick and each indoor end wick are working medium flow channels; and the control valve is installed on the closed circulation pipeline. The passive composite wall makes full use of low-grade solar energy and night environment cold energy to supply and store cold energy and heat energy for the ultra-low energy construction, and the operation and use costs are reduced.

The invention relates to an injection molding process of a fine-tune type dust collector shell, and belongs to the technical field of injection molding processes. Clay minerals and metal oxides are added to injection molding raw materials, so that the mechanical strength and aging resistance of the injection molding materials are effectively improved. Moreover, materials with high mechanical strength are mixed with nano magnet powder, and the nano magnet powder is adsorbed in the porous-structure materials with high resistance. An external electromagnet is arranged at the corresponding position of a cavity of an injection mold, and after the external electromagnet is electrified, the flow direction of the injection molding materials with high mechanical strength is fine tuned in the injection molding process. Even if the materials with high mechanical strength are gathered to a designated position under the magnetic effect, the use requirements of the end face of an existing dust collector shell for different strengths can be better met. Gas in the injection mold can be easily absorbed and discharged in the mold closing process, and when the mold is opened, the gas which is pushedout effectively blows chips adhered to the parting surface of the mold.

The invention discloses a replaceable gun head of a multifunctional electric welding gun. The replaceable gun head comprises an electroconductive member made of metal and an insulated connecting member, a mounting groove is arranged on the electroconductive member, an insulated outer cover is covered above the mounting groove to enable a closed cavity to be formed between the electroconductive member and the outer cover, an opening allowing a fusion welding object connected with the electroconductive member to extend out is arranged at the front end of the cavity, and a welding column fixing member used for fixing a columnar fusion welding object or a compressing device used for compressing a sheet fusion welding object is arranged in the cavity. The columnar fusion welding object or the sheet fusion welding object can be mounted on the replaceable gun head by replacing part of accessories, and the replaceable gun head has various functions and can meet using needs of different using occasions.

The invention provides an automatic finished bag product quantitative cutting device for a continuous packaging machine. The automatic finished bag product quantitative cutting device comprises a base; the two sides of the base are each provided with a rack, an upper cutter shaft and a lower cutter shaft are arranged between the two racks in a transverse-crossing mode through a bearing seat, one end of the upper cutter shaft and one end of the lower cutter shaft are connected to rotate through a synchronous gear, the other end of the upper cutter shaft and the other end of the lower cutter shaft are connected with a power mechanism, and the power mechanism drives the upper cutter shaft and the lower cutter shaft to rotate synchronously; the automatic finished bag product quantitative cutting device further comprises a switching device arranged on one sides of the racks, the switching device comprises a driving arm with one end being mounted on the racks in a hinged mode, a limiting device is arranged on the driving arm, and a driving wheel mounted on the upper cutter shaft is clamped in the limiting device; and a switching mechanism is further arranged on the racks, and the switching mechanism drives the driving arm to swing to drive the upper cutter shaft to axially move. The automatic finished bag product quantitative cutting device has the beneficial effects that tooth press-forming or cutting-off operation of packages can be completed on the same equipment, structure simplification is facilitated, the production cost of the equipment is lowered, and stability of the equipment is improved.

The invention discloses an intelligent head-mounted device. Comprising a headband, a head-mounted host and a hinge structure arranged between the headband and the head-mounted host, a sliding connection structure is fixedly arranged in a shell of the head-mounted host, a host connecting part of the hinge structure is in sliding connection with the sliding connection structure, and a self-resetting locking structure is arranged on the sliding connection structure; when the self-resetting locking structure unlocks the host connecting part, the host connecting part and the sliding connecting structure slide relatively; and when the self-resetting locking structure locks the host connecting part, the host connecting part and the sliding connecting structure are relatively fixed. The head-mounted host can be overturned by using the hinge structure, the eye distance can be adjusted by pulling the head-mounted host or/and the head band after unlocking, and the position can be locked after adjustment. According to the invention, a user can flexibly use the device in different wearing scenes, the eye distance can be adjusted according to needs, the universality is high, and the user experience is improved.

The invention provides a method for game plot state management. The method comprises the following steps of: 1, inputting game plot data, and analyzing the game plot data to generate a blockage time axis; 2, restoring plot state data in the game plot data, and updating a progress value of the blockage time axis; 3, waiting for user interaction to start plot playing, and distributing plot state data corresponding to the blockage time axis according to the blockage time axis, judging whether the plot state data corresponding to the blockage time axis is distributed or not, and if so, stopping an ending process, or if not, executing the step 4; 4, executing a plot instruction in the plot state data, continuing to distribute the plot state data corresponding to the blockage time axis according to the blockage time axis, and waiting for completion of the execution of the plot instruction; and 5, recording the plot state data, waiting for user interaction, and updating the plot state data and the progress value of the blockage time axis according to an interaction event. According to the invention, game plots can be quickly accessed and used, state management is supported, and development and maintenance are simple and efficient.

The invention belongs to the technical field of beauty instruments, and particularly relates to a spraying system of a beauty and skin care spraying instrument. In order to solve the problems in the background technology, the following scheme is provided, the spraying system comprises a shell, wherein threaded lifting devices are arranged at the four corners of the bottom of the shell; a mounting plate is fixed to the outer wall of the side of the shell; a sprayer is fixed to the outer wall of the top of the mounting plate; the sprayer is communicated with an atomizing nozzle through a pipeline; a mist outlet is formed in the inner wall of the top of the shell; the same rotating rod is fixed to the inner walls of the two sides of the shell; swing blades distributed at equal intervals are movably installed on the rotating rod; and mist outlet direction adjusting devices are sequentially arranged on the shell. The mist outlet direction adjusting devices are arranged, so that the skin care range of the spraying system of the beauty and skin care spraying instrument is widened, use is convenient, the skin care effect is better, and diversified skin care requirements of users can be met; and an air supply device is arranged, so that the spraying system of the beauty and skin care spraying instrument can meet the use requirements of the users in different seasons.

The invention relates to a screwdriver, in particular to a screw screwdriver which can replace a pistol grip at the front end of a screw bar. The screw screwdriver consists of only three components, namely a handle, an embedding sleeve and the screw bar. The screw screwdriver comprises fifteen components, namely the pistol grip, a cranse, an inlet groove, an embedding and buckling groove, a hoping opening, a big straight front end, a big cross front end, a small straight front end, a small cross front end, a three-square milling cutter, a screw drilling front end, a screw bar blocking ear and the like. An operator can detach and fasten bolts of multiple models and specifications in a way of rotating a product handle around the axle center of the screw bar simply, even can perform operation of relatively high strength, such as drilling, hole expanding and the like, on a special target. The formed product is elegant, firm and durable, and can meet requirement of use at multiple occasions. The screw screwdriver has the characteristics of simple implementation, simple manufacturing and the like, is easy to manufacture and convenient to use and has a wide market space and relatively high social and economic values.

The invention discloses a photovoltaic rolled glass sheet unloading method. A glass frame stack position calculation method is utilized. When glass sheets are placed on a suction cup frame, the distance between the horizontal position and the stack position is accurate and fixed, meanwhile, the height of the placed glass sheets and the height of a glass stack bottom support are controlled, the lower portions of the stacked glass sheets can be tightly attached to the glass stack, no gap exists between the glass sheets, and the problem that the thickness difference of the upper portion and the lower portion of the glass stack is too large is solved. After a certain number of pieces of glass are stacked, the deviation is controlled within a reasonable range by tracking and calculating the automatic retreating accumulated distance and performing turnover angle supplement on the parallel difference between the outer edge surface of the stack position and the plane of the glass sheets to be stacked after turnover, so that parallel attachment is ensured, the phenomenon of scratching among the glass sheets is avoided, and the quality of the glass stack is greatly improved. No extra time is added in the whole batch-off period. Position pairing of a glass frame and a suction cup frame is not needed during first sheet stacking, the first sheet stacking time is not increased, operation is completely automatic, and the high-speed sheet unloading requirement of a production line is better met.