11results about How to "Improve opening efficiency" patented technology

The utility model relates to the technical field of smoke exhaust skylight and disclose a streamline smoke exhaust skylight convenient to open fast, including window top subassembly, window top subassembly is equipped with sash subassembly, window top subassembly includes streamline window top board, streamline design can reduce the wind resistance, promotes the aerodynamic performance of whole structure, and the assembly groove is set up between the center position of the upper and lower two side walls of streamline window top board for installing sash subassembly. The utility model discloses through setting up speed reducer, synchronous controller, synchronous controller controls the operation of speed reducer, drives connecting rod, connecting sleeve and other components, can drive sash frame to open fast, realizes the smoke exhaust function in the emergency such as fire rapidly, improves the opening efficiency.

The invention discloses a device opening method, a device and a storage medium. The method comprises the following steps: sending a device discovery request; a response of the to-be-managed device to the device discovery request is received, and the response comprises a link address of the to-be-managed device; and performing unicast communication with the to-be-managed device by using the link address to realize a preset opening operation of the to-be-managed device, the preset opening operation including at least one of device initialization and network configuration. In this way, the opening efficiency of the equipment can be improved.

The utility model provides a kind of flat paper tube automatic sleeve machine, belong to sleeve machine technical field.It includes frame, the left and right sides of the frame are respectively provided with flat paper tube feeding mechanism and sleeve mechanism, the flat paper tube feeding mechanism and sleeve mechanism between still be equipped with bag taking mechanism, the bag taking mechanism is set in frame top.Bag taking transfer cylinder can move the upper translation seat to the top of flat paper tube feeding mechanism along horizontal slide rail, No. one lifting assembly drives double -deck material taking seat to descend to and flat paper tube is attached, utilize suction cup subassembly can adsorb flat paper tube, open barrel subassembly can open flat paper tube, and after the paper tube that is partly open moves to and passes between flat paper tube feeding mechanism and sleeve mechanism, rotating translation subassembly can first rotate sleeve seat to sleeve subassembly towards bag taking mechanism, then sleeve subassembly is translated to insert into paper tube, finally utilize sleeve subassembly to complete paper tube to open, can effectively improve the opening efficiency of paper tube.

The utility model discloses a small space 90 degree slewing boom for the opening of horizontal equipment head, relates to horizontal equipment head opening technical field, including the mounting seat fixed connection in the circumference outer wall of jar body, one side of mounting seat is provided the connecting column, one end of connecting column is fixedly connected with the cross column, one end fixedly connected with the limit disc of cross column, the outer wall fixedly connected with screw post of one side of limit disc, the lug center fixedly connected with the screw post from the outer wall of head body one side passes, the circumference outer wall screw connection of screw post has the nut. The utility model has realized the synchronous operation of head body horizontal movement and 90 degree rotation opening operation, does not need additional operation step, and the efficiency of head opening is improved greatly, and the whole process only needs small space to complete, effectively solve the inconvenient operation problem of traditional equipment in narrow space, especially suitable for the working scene of space limited, and the applicability of equipment is enhanced.

The invention relates to a power grid phase sequence determination method, device, controller and system for a power converter. The method comprises the following steps: when all single-phase power converters are in a grid-connected state, sending a first instruction to a target single-phase power converter; acquiring alternating current bus messages respectively corresponding to each power grid phase sequence on the alternating current bus through an electric quantity sensor arranged on the alternating current bus corresponding to each power grid phase sequence; and determining the power grid phase sequence corresponding to the target single-phase power converter based on the AC bus message corresponding to each power grid phase sequence. By adopting the method, the grid-connected opening efficiency of the single-phase power converter can be improved.

The utility model discloses a kind of foldable half-opening type scaffold protective net, including first mesh and second mesh, first mesh and second mesh are connected by several hinges, first mesh and second mesh can be 180 degrees folded, second mesh includes upper mesh and lower mesh, upper mesh and lower mesh are connected by several intermediate hinges, upper mesh and lower mesh can be 180 degrees folded, the bottom of lower mesh is provided with locking mechanism, for opening or closing lower mesh, the device utilizes first mesh and second mesh 180 degrees folding, user can be according to actual need in manufacturer's predetermined splicing after scaffold protective net, and fold up and transport, greatly improve transport efficiency, and after being transported to construction site, it is not necessary to splicing on site, greatly improve the on-site installation efficiency of scaffold protective net, utilize upper mesh and lower mesh 180 degrees folding, can quickly escape by opening lower mesh, greatly improve the use safety of this scaffold protective net.

This disclosure relates to a method for improving the initiation efficiency of perforation clusters in a horizontal well in hot dry rock. The method includes: S1, pulse-injecting a first fracturing fluid into a single perforation section of the hot dry rock horizontal well at a first flow rate; S2, pulse-injecting a second fracturing fluid into the same perforation section at a second flow rate; wherein the flow rate of the first flow rate is less than the flow rate of the second flow rate, and the pulse frequency of the first flow rate is less than the pulse frequency of the second flow rate; S3, injecting a temporary plugging and diversion fluid into the formation; S4, pulse-injecting a third fracturing fluid into the same perforation section of the hot dry rock horizontal well at a third flow rate; S5, pulse-injecting a fourth fracturing fluid into the same perforation section of the hot dry rock horizontal well at a fourth flow rate; wherein the flow rate of the third flow rate is less than the flow rate of the fourth flow rate, and the pulse frequency of the third flow rate is less than the pulse frequency of the fourth flow rate; S6, optionally, repeating steps S1 to S5. The method of this disclosure can improve the fracturing efficiency of perforation clusters in horizontal sections and increase the stimulation volume of hot dry rock geothermal reservoirs.

The utility model discloses an environmental protection brown pad processing is with the opener that can remove metal impurity relates to environmental protection brown pad processing device design technical field, including the opener main part, dust removal crushing unit and metal adsorption unit, is set up with one limit slot on the opener main part, is provided with the belt conveyor in the limit slot, is provided with metal adsorption unit on the opener main part upside, and dust removal crushing unit contains crushing shell, feeding hole, filter screen, guide plate no.

The weaving method comprises the steps that warp yarn is divided into a first warp yarn set and a second warp yarn set, the first warp yarn set is used for weaving a lattice body weave, and the second warp yarn set is used for weaving a warp-direction lattice edge weave; the warp yarns in the second warp yarn group are divided into a left warp yarn group and a right warp yarn group, and the warp yarns in the same first warp yarn group and the warp yarns in the right warp yarn group and the left warp yarn group which are located on the left side and the right side of the first warp yarn group respectively penetrate into the same reed seam of the reed; the first weft yarn group and the first warp yarn group are interwoven in a plain weave mode, all the warp yarns in the second warp yarn group are interwoven with the same weft yarn at the same weave point, and all the weft yarns in the second weft yarn group are interwoven with the same warp yarn at the same weave point; meanwhile, the invention discloses a woven fabric. According to the invention, the problem of reed marks generated by reed dents on the cloth surface can be effectively eliminated, the weaving and after-finishing process of the fabric is simplified, the tearing strength of the fabric is enhanced, and the efficiency is improved.

The utility model relates to a technical field of pulverizer, concretely is a kind of pulverizer knife cavity convenient to disassemble, including knife cavity component group, the knife cavity component group includes lower knife cavity and upper knife cavity, the lower knife cavity and upper knife cavity are rotatably connected by swivel fulcrum;Driving component group, the driving component group is used to control upper knife cavity rotation angle, the driving component group includes hydraulic rod piece, upper end head piece and lower end head piece.The utility model compared with the tedious operation of traditional bolt disassembly in upper and lower knife cavity in knife cavity, hydraulic control has realized the labor-saving, quick opening and closing of upper and lower knife cavity, greatly improve the efficiency of knife cavity opening, solve the maintenance space limited problem caused by fixed connection in prior art.

This utility model discloses a device for opening a gate hole grating cover, relating to the field of gate technology. It includes a mounting frame with a slot at the top, within which a grating cover body is placed. Rotating blocks are fixedly connected to both sides of the grating cover body, and fixed blocks are fixedly connected to both sides of the top of the mounting frame. The fixed blocks and rotating blocks are rotatably connected. A mounting plate is fixedly connected to one side of the mounting frame. Through the inclusion of a buffer mechanism, during use, when the grating cover body opens or closes, the impact force is transmitted through the buffer plate to the support plate, causing the sliding column to slide within the sliding block and being buffered by a second spring. Simultaneously, a fixed rod causes the sliding plate to slide within a fixed tube, also buffered by a first spring, and limited by a damping rod. This device eliminates the need for manual operation during opening, improving gate opening efficiency, enhancing safety, and making it more convenient and faster for opening multiple gates.