31results about How to "Easy pick-up work" patented technology

A letter box device comprises a letter box, wherein an input port is formed in the right side end face of the letter box, a rainproof plate is arranged on the right side end face of the letter box above the input port, a cavity with an upward opening and a push-in groove located below the cavity and provided with a rightward opening are formed in the letter box, a communication opening is formed between the cavity and the push-in groove, a push-in part is smoothly installed in the push-in groove and is provided with a letter taking groove with an upward opening, a bearing plate extending rightwards is arranged at the right end of the bottom wall of the push-in groove, first sliding grooves with upward openings are formed in the bottom wall of the push-in groove and the bearing plate, first sliding blocks are smoothly installed in the first sliding grooves, screws are installed in the first sliding blocks in a matched mode, the right ends of the screws are installed in the right end walls of the first sliding grooves in a steerable mode, the left ends of the screws are connected with motors fixedly installed in the left end walls of the first sliding grooves, slide guiding grooves extending in a left-right mode are formed in the front end wall and the rear end wall of the communication opening, and sliding plates extending in a front-rear mode are smoothly installed in the slide guiding grooves.

A letter box device comprises a letter box, wherein an input port is formed in the right side end face of the letter box, a rainproof plate is arranged on the right side end face of the letter box above the input port, a cavity with an upward opening and a push-in groove located below the cavity and provided with a rightward opening are formed in the letter box, a communication opening is formed between the cavity and the push-in groove, a push-in part is smoothly installed in the push-in groove and is provided with a letter taking groove with an upward opening, a bearing plate extending rightwards is arranged at the right end of the bottom wall of the push-in groove, first sliding grooves with upward openings are formed in the bottom wall of the push-in groove and the bearing plate, first sliding blocks are smoothly installed in the first sliding grooves, screws are installed in the first sliding blocks in a matched mode, the right ends of the screws are installed in the right end walls of the first sliding grooves in a steerable mode, the left ends of the screws are connected with motors fixedly installed in the left end walls of the first sliding grooves, slide guiding grooves extending in a left-right mode are formed in the front end wall and the rear end wall of the communication opening, and sliding plates extending in a front-rear mode are smoothly installed in the slide guiding grooves.

The invention relates to the technical field of instruments for recording aviation flying data and voice information and discloses an aviation onboard voice recording device. The aviation onboard voice recording device comprises a shell assembly and a voice recording assembly. The voice recording assembly is arranged in the shell assembly, and a first electric connector which is electrically connected with a movable storage card box is fixedly arranged in the voice recording assembly. The shell assembly is provided with an insertion opening of the movable storage card box, and the shell assembly is further provided with a signal source connector which is connected with a signal source. The first electric connector of the aviation onboard voice record device provided by the invention is arranged on the voice recording assembly, and the movable storage card box is inserted by virtue of the insertion opening of the movable storage card box and connected with the voice recording assembly, so that the function of recording the voice information can be recorded; the movable storage card box can be detached and put on a corresponding reading device while reading the voice information, so that the aviation voice recording information is convenient to extract.

A novel mailbox device comprises a mailbox, the right end face of the mailbox is provided with a drop opening, a rainproof plate is arranged on the right end face of the mailbox above the drop opening, a chamber with an upward opening and a push channel with a rightward opening that is positioned below the chamber are arranged in the mailbox, a communicating port is arranged between the chamber and the push channel, a pusher is mounted slidably on in the push channel, the pusher is provided with a pick channel having an upward opening, a bearing plate extended to the right is arranged at the right end of the bottom wall of the push channel, a slide channel having an upward opening is arranged in the bottom wall of the push channel and in the bearing plate, a first slider is mounted slidably in the first slide channel, a screw is fitly mounted in the first slider, the right end of the screw is mounted in the right end wall of the first slide channel in steerable manner, the left end of the screw is connected to the motor in the left end wall of the first slide channel, slide guide channels extended to left and right are arranged in the front and rear end walls of the communicating port, and a slide plate extended to front and rear is mounted slidably in each slide guide channel.

The invention discloses a method for extracting R-nicotine from tobacco waste, which specifically includes the following steps: S1, pretreatment of tobacco waste, S2, nicotine dissolution treatment, S3, alkaline racemization treatment, S4, Chiral resolution of nicotine, S5, extraction and separation, S6, purification and refining of R-nicotine, the present invention relates to the technical field of extraction of tobacco chemical components. The method for extracting R-nicotine from tobacco waste realizes improving the racemization rate of S-nicotine by selecting different racemic agents, selecting a new resolution agent to improve the conversion rate of the target product, and using a ratio extractant to increase the Product purity and energy saving and pollution reduction optimization test, compared the advantages and disadvantages of the preparation route for pilot production, improved the extraction yield and the purity of R-nicotine, thus replacing the traditional crystallization enzymatic method to extract R-nicotine, which is very convenient People's R-nicotine extraction work.

The invention discloses a gene free DNA extraction system. According to the gene free DNA extraction system, collecting of 10ml of blood is carried out by using a streck tube, and storing and transporting are performed at 10-30 DEG C; a sample cracking system is used for sequentially adding the following components into a 15ml test tube: protease, a plasma sample and a sample cracking solution; atest tube rack is included, wherein a supporting rod is arranged at the bottom of the test tube rack; a turbine is fixedly connected to the bottom of the supporting rod; the turbine is meshed betweentwo worms, the two worms are of the same structure, and each worm is independently driven by a motor; a worm part is arranged in the middle section of the supporting rod, gears are connected to the outer side of the worm part in a meshed mode, and each gear is fixedly connected with a supporting arm; and the supporting arms are connected with the test tube rack through hinges. The extraction system innovatively provides a nucleic acid extraction system, which can realize oscillation and short-range transportation, is stable and reasonable in control, and greatly facilitates the extraction workof nucleic acid.

The invention discloses a punching die with an ejector for a protection valve support based on a smooth lifting principle. The punching die with the ejector for the protection valve support based on the smooth lifting principle structurally comprises a die body, a pressing shaft assembling port, an air pipe connector, a bottom cross rod and a die splitting handle, wherein the die splitting handleis arranged at the upper end of the left side of the die body through an embedding way, and the pressing shaft assembling port is formed in the top part of the die body, so that an integrated structure I formed. According to the punching die with the ejector for the protection valve support based on the smooth lifting principle provided by the invention, after the die splitting handle lifts a punching top plate, air pressure is guided through a distribution pipe, and at the moment, a disassembling mechanism drives a middle die and an upper die to carry out die splitting, so that a workpiece can be conveniently picked in the follow-up process; and a drive shaft piece drives according to air of the distribution pipe so as to enable a jacking mechanism to rotate, and the workpiece is supported and jacked, so that a side jacking effect is achieved, the workpiece is prevented from being directly impacted and damaged and is prevented from ejecting outside the die, and the damage in a large range is prevented.

The invention provides a multi-functional extraction equipment for cosmetics production, which includes a cleaning box, a pick-and-place door, wing bolts, a pick-and-place box with magnet blocks, support legs, a drain pipe with valves, a driving motor, a support plate, conventional bearings, Squeeze and mash cylinder, fixed cover, mash plate, place cover, remove bolts, bottom-sealing mesh cylinder at both ends, mixing and cleaning brush, self-rotating brush, slidable and adjustable cleaning nozzle, foldable impurity cleaning barrel structure after mashing, buffer The structure of the non-pollution storage barrel and the structure of the juice sampling test tube. The arrangement of cleaning bristles and brush tubes in the present invention is conducive to thoroughly cleaning and cleaning the stems and leaves of fresh plants, avoiding the mixing of impurities and affecting the extraction work, and at the same time increasing the cleaning function of various plants before extraction; the fixed rod, the rotation tube, and the rotation The setting of the shaft and the split ring is conducive to stirring and mixing the placed fresh product plant stems and leaves, ensuring more thorough cleaning, and increasing the function of mixing various plants before extraction.