2195results about How to "Easy to store" patented technology

The invention discloses a synthetic method of a water soluble ultraviolet light absorber BP-9. The method mainly comprises the following process steps: (1) carrying out methylation on the main raw materials of 2, 2', 4, 4'-tetrahydroxyl benzophenone, a transition metal salt catalyst and a mixed solvent which is prepared from dichloroethane and anhydrous ethanol in equal parts by weight to obtain 2, 2'-dihydroxyl-4, 4'-dimethoxyl benzophenone; (2) carrying out sulfonation reaction on the main raw materials of methylate, sulfamic acid and C1-C3 halohydrocarbon to obtain 2, 2'-dihydroxyl-4, 4'-dimethoxyl benzophenone-5, 5'-disulfonic acid; and (3) carrying out neutral reaction on the main raw materials of sulfonated product, inorganic base and ethanol water to finally obtain the BP-9 product. The synthetic method disclosed by the invention is few in reaction step, low in cost, high in product purity and stable in quality, and raw materials are easily available.

The stroller frame assembly comprises a main stroller frame, the main stroller frame comprises a hand push rod set and two rear foot rods, the hand push rod set comprises two supporting rods, the supporting rod on each side comprises a first rod section and a second rod section, the first end of the first rod section is rotatably connected with the rear foot rod on the same side, and the second end of the first rod section is rotatably connected with the rear foot rod on the same side; the first end of the second rod section is rotatably connected with the second end of the first rod section, and the first rod section on each side is movably provided with a sliding piece; the left and right ends of the handrail assembly are connected to the sliding pieces on the two sides respectively; the rear end of the seat assembly is connected to the bottoms of the supporting rods on the two sides. The backrest assembly comprises a first backrest part and a second backrest part, the first end of the first backrest part is connected to the rear end of the seat assembly, and the first end of the second backrest part is rotatably connected to the second end of the first backrest part; in the folding state, the second backrest part is folded towards the front side relative to the first backrest part, the first rod section is close to the rear foot rod, and the second rod section is folded towards the side close to the armrest assembly relative to the first rod section.

The invention relates to the technical field of fluidized bed drying, in particular to an improved fluidized bed dryer and a drying process. The drying machine comprises a material bed and a transverse moving mechanism; the bottom of the material bed is connected with a vibration source and can ventilate and dry upwards from the bottom; the transverse moving mechanism comprises a driving part assembled at the bottom of the material bed and a plurality of transverse moving beams distributed in the conveying direction of the material bed, and the transverse moving beams are slidably installed on the material bed in the width direction of the material bed. The driving piece is used for intermittently and synchronously driving the plurality of transverse moving beams and driving the adjacent transverse moving beams to reversely slide in a reciprocating manner; a plurality of first brushes and a plurality of second brushes are detachably installed on each transverse moving beam in the length direction of the transverse moving beam. Through various auxiliary drying treatments on materials and cleaning of the bed surface, the drying uniformity and sufficiency of material finished products are guaranteed, the uniformity of material particle sizes is improved, the quality of the dried material finished products is guaranteed, and follow-up stable storage is facilitated.

The invention relates to the technical field of detection sample sealing, in particular to an instant-drying type slide sample sealing protection device which comprises a slide tray provided with a slide placing groove used for placing a slide; the linear driving module is connected with the slide tray and is used for driving the slide tray to linearly act; the glue adding module comprises a glue dripping head located above the moving path of the slide tray and is used for adding glue to the sample area of the slide; the glue scraping module comprises a scraping blade, and the scraping blade is located above the moving path of the slide tray and used for scraping glue on the slide; and the glue drying module is positioned on one side of the glue scraping module and is used for drying glue on the slide. According to the method, a brand new process is adopted, cover glass does not need to be placed on the slide, the problem of cover glass fragmentation and the problem of mounting medium pasting are avoided, the problem of mutual intersection of smear lamination storage is solved, the storage efficiency of a smear cabinet is improved, and rapid smear sealing can be achieved.

The utility model provides a crimping module, comprising an opening and closing type driving mechanism which comprises a first driving end and a second driving end, and the first driving end and the second driving end are configured to synchronously drive so as to move towards each other or in opposite directions; the upper crimping assembly and the lower crimping assembly are symmetrically arranged in the vertical direction and are respectively mounted on the first driving end and the second driving end, each of the upper crimping assembly and the lower crimping assembly comprises a fixed part, a floating part and a buffer structure connected with the fixed part and the floating part, a probe is arranged in the fixed part, and the floating part is provided with a through hole for the probe to pass through; when the upper floating part and the lower floating part are in contact with the product to be crimped, compression continues to enable the buffer structure to generate elastic deformation, the floating parts stop moving, and the fixing part continues moving until the upper probe and the lower probe penetrate through the through holes to be in contact with the surface of the product. Through the innovative design of the fixing part, the floating part and the buffer structure, the electronic paper can be pre-flattened before crimping operation, so that the problem of inaccurate crimping alignment caused by bending and warping of the electronic paper is effectively solved.

This utility model provides an emergency collision avoidance device for highway engineering, belonging to the field of road engineering technology. It includes a collision avoidance barrel body, inside which are four honeycomb aluminum elements arranged in a circular array. Four stabilizing components are arranged in a circular array at the bottom of the collision avoidance barrel body, serving to stabilize the body. Four placement components are also located at the bottom of the body, each corresponding to one of the stabilizing components, for placing the stabilizing components. A connecting component is located at the top of the body. This utility model, through a stabilizing component composed of a slider, hexagonal prism, connecting seat, and base, can expand outwards to form a near-triangular support structure, significantly lowering the center of gravity and improving the overall stability of the emergency collision avoidance device.

The application relates to the technical field of infrared emission tube row production equipment, and discloses an infrared emission tube row discharging and stacking mechanism, which comprises a shell and a material collecting frame. Two vertical plates are fixedly connected with mounting seats at the upper ends, the mounting seats are fixedly connected with four positioning columns arranged in a rectangular array at the upper ends, the bottom end of the material collecting frame is provided with four positioning grooves arranged in a rectangular array, one side of the material collecting frame is fixedly connected with two guide rods arranged in a mirror image, one end of the material collecting frame away from the guide rods is fixedly connected with a handle, the upper end of the shell is fixedly connected with a conveying groove body, and one side of the conveying groove body is fixedly connected with a photoelectric sensor. The infrared emission tube row discharging and stacking mechanism is characterized in that the positioning columns on the mounting seats are matched with the positioning grooves at the bottom end of the material collecting frame, the accurate positioning and stable placement of the material collecting frame on the mounting seat are realized, the position of the material collecting frame is accurate and correct in the subsequent discharging and stacking process, and the stacking quality and product integrity are guaranteed.

The application relates to the technical field of identity recognition, in particular to a face living body detection method and system, a terminal device and a storage medium, which comprises the following steps: calculating the four-corner coordinates of a color face image and an infrared face image according to a face detection algorithm; then calculating the corresponding face feature values according to the four-corner coordinates algorithm; if the corresponding feature difference values between the face feature values meet preset feature difference value standards; converting the color face image according to a preset image conversion rule to generate a corresponding color space image; processing the color space image according to a feature extraction algorithm to generate a corresponding enhanced feature vector; and performing judgment processing on the enhanced feature vector according to a preset feature normalization model to output a corresponding living body judgment result; and determining whether the face is a living body according to the specific judgment value of the living body judgment result. The face living body detection method and system, the terminal device and the storage medium provided by the application have the effect of improving the face living body detection accuracy.

The utility model discloses a neurology department examination lifting device, relates to medical instrument technical field, including support frame, the lower side of support frame close to left and right side position is fixedly connected with two moving platform that left and right symmetrical distribution, the inner side of support frame upper wall is rotatingly connected with lifting mechanism, and the lower side of the lifting mechanism is fixedly connected with two fixing mechanisms which are symmetrically distributed left and right. According to the lifting device for examination in the neurology department, the winding disc is driven by the first motor to rotate, so that the first traction rope pulls the fixing mechanism to move up and down, the second winding disc is driven by the third motor to rotate, and the rotating plate is inclined to adapt to the trend of limbs of a patient, so that the limbs of the patient are lifted and explored; the first traction rope and the second traction rope are adopted, so that the problem that parts are seriously abraded due to frequent rotation of a threaded rod when the threaded rod is adopted for lifting is solved.

The invention belongs to the technical field of solid propellants, and particularly relates to a propellant containing active metal fuel and a preparation method of the propellant. 3.0-4.0% of a plasticizer; 0.3-0.4% of a curing agent; 0.1%-2.0% of a combustion rate regulator; 0.01%-0.5% of a bonding agent; 15-19% of an active metal fuel; 10-18% of a nitramine explosive; the metal fuel is an aluminum-gallium metal alloy, and the aluminum-gallium metal alloy is an aluminum-gallium metal alloy of which the outer layer is coated with an aluminum film. The propellant provided by the invention has the advantage of high combustion efficiency, and can meet the requirement of a solid rocket engine on the high energy performance of the propellant.

The utility model relates to sofa manufacturing technical field especially is involved in the enhancement design of packing and transportation of sofa, a full dismounting sofa bed, including support base and sofa cushion subassembly, its characterized in that: support base includes support frame, support bottom plate and is located at the detachable supporting leg of support frame four corners, sofa cushion subassembly includes seat cushion, back cushion and side stop pad, seat cushion is detachably connected with support bottom plate through magnetic connection component, and the detachable connecting component is equipped between side stop pad and support bottom plate, back cushion and support bottom plate.

This utility model discloses a tunnel fire-fighting foam liquid filling system, belonging to the field of fire-fighting equipment technology. It includes several fire boxes, a foam liquid filling vehicle, and a monitoring center. Both the fire boxes and the foam liquid filling vehicle are networked with the monitoring center to achieve data exchange. Specifically, each fire box contains a foam liquid storage tank and a first control device. The foam liquid storage tank is equipped with a first liquid level sensor, a solenoid valve, a variable frequency delivery pump, and a first flow meter. A flow regulating valve and a second flow meter are installed on the pressure water pipe. All components are connected to the first control device. The foam liquid filling vehicle contains a foam liquid storage tank, a variable frequency high-pressure pump, a battery, a third flow meter, and a second control device. Both the first and second control devices are connected to the monitoring center. This utility model provides a highly efficient, intelligent, and easy-to-maintain tunnel fire-fighting foam liquid filling system.

The utility model discloses a compact folding support, including two front side support pole, two rear side support pole and center connecting component, two front side support pole, two rear side support pole one end all swing joint in the four around of center connecting component, make the front side support pole and rear side support pole four -way scatter, or make all front side support pole and rear side support pole gather each other, the end of front side support pole is equipped with the hook, and the hook is swing joint with the front side support pole, and the hook can be perpendicular to the front side support pole upwards, and the rear side support pole is equipped with the auxiliary support leg, and one end of auxiliary support leg is swing joint with the rear side support pole, and the other end is used for abutting installation plane, and auxiliary support leg can be accomodate and be pasted in the rear side support pole, the utility model discloses reduce the volume under the gathering state, and it is convenient to accomodate and carry, still can be applicable to the support mobile phone with magnetic attraction through the setting magnetic attraction component, has improved the use convenience.

The application discloses a towel heating barrel, which comprises a heating barrel body, a containing cavity arranged in the heating barrel body, and an opening of the heating barrel body, which is communicated with the containing cavity. The heating barrel body comprises two body walls and two oppositely arranged folding walls. The two body walls are respectively provided with folding grooves, and the two body walls can be folded or unfolded along the folding grooves to drive the two body walls to be relatively close or far away from each other. At least part of the two body walls and the two folding walls are made of hard material. A heating assembly is arranged on at least part of the body walls and / or the folding walls to heat the containing cavity. The towel heating barrel can be folded, which is convenient for users to carry and store.

The utility model discloses a low-temperature storage box for fat-soluble vitamin detection reagents, and belongs to the technical field of vitamin detection reagent storage. Comprising a box body, a drawable partition plate is installed in the box body, a containing barrel is arranged on the partition plate, a push column is inserted into the containing barrel, a containing base is fixedly connected to the top end of the push column, a supporting rod is fixedly connected to the face, facing the partition plate, of the containing base, and a sealing plate is fixedly connected to the end, away from the containing base, of the supporting rod. When the vitamin reagents are stored, the vitamin reagents can be placed in the containing bases in the containing barrels, the vitamin reagents are stored independently, do not affect one another and do not collide with one another, the situation that other reagents are knocked off when the reagents are taken can be effectively avoided, the reagents are stored more safely, and when the reagents are taken from the interior of the box body, the vitamin reagents can be placed in the containing bases in the containing barrels. The sealing plate is used for sealing and shielding, so that other reagents cannot be irradiated by an external light source, the influence on the reagents is avoided, and the storage of the reagents is facilitated.

The utility model discloses a multifunctional exercise bicycle, including host computer subassembly and base subassembly, and base subassembly includes the chassis, guide rail frame and adjusting support, and one end of guide rail frame is pivoted with the chassis, and the other end height -adjustably sets up on adjusting support, and guide rail frame is equipped with height adjusting assembly on adjusting support, and the folding assembly is arranged between chassis and host computer subassembly, and one end of folding assembly is pivoted with the chassis, and the other end is pivotted with host computer subassembly. The utility model discloses through height adjusting assembly can be free switching between horizontal state and different inclination state, can provide horizontal riding function for user, can provide climbing riding function again, so as to be convenient for letting user can select different riding mode at any time, satisfies the diversified fitness demand, and simultaneously still through folding assembly, it can realize the folding of guide rail frame when not using, greatly reduces the floor area of the utility model, improves the space utilization.

The utility model relates to tower crane technical field, especially safety protection type tower crane, including main body stand, be equipped with a plurality of support frame and with the installation block that is connected to it on main body stand, a plurality of protective net, protective net is connected with the installation block through second mounting bolt, a plurality of telescopic subassembly, telescopic subassembly both ends are connected with the installation block and support plate respectively through connecting component, and support plate bottom end is connected with fixed cone, a plurality of building link frame, and building link frame includes spiral groove disc and cross -bracing pull frame, spiral groove disc is connected support frame through carousel, and cross -bracing pull frame is connected spiral groove disc through plug connector, the utility model discloses through the setting of telescopic subassembly and installation block, can four -sided support to tower crane body, and the ability of anti -tilting is strengthened, through the setting of protective net, can undertake the component such as falling, effectively reduce the risk of high -altitude falling object to hurt the equipment and the personnel below, utilize the overall structure of building to share horizontal load, and the stability is strengthened.

The utility model relates to a chair convenient to store, and relates to the field of folding chairs. The device comprises a first supporting plate and a second supporting plate, connecting plates are arranged on the two sides of the butt joint of the first supporting plate and the second supporting plate, the first supporting plate and the second supporting plate are rotationally connected with the connecting plates, and two supporting legs capable of being rotationally unfolded and rotationally folded are rotationally installed on the sides, away from each other, of one face of the first supporting plate and one face of the second supporting plate. A clamping base is fixed to one face of the first supporting plate, a supporting rod is rotationally installed on one face of the second supporting plate, one end of the supporting rod is rotationally clamped to the inner side of the clamping base, and a buckle plate is rotationally installed at the position, away from the first supporting plate, of one side of the second supporting plate. When the whole chair is folded, the first supporting plate and the second supporting plate can be oppositely folded, and meanwhile, the supporting legs are tightly attached to the surface of the first supporting plate or the surface of the second supporting plate during folding, so that the sizes of the panel and the supporting legs of the chair are greatly reduced, and the chair is smaller in size and more convenient to store after being folded.

The bathroom mirror cabinet convenient to store comprises a cabinet shell, a mirror is fixedly connected to the front end of the cabinet shell, demisting assemblies are arranged at the positions, located at the upper end and the lower end of the mirror, of the front end of the cabinet shell, an insertion opening is formed in one side of the cabinet shell, a storage cabinet is arranged on the insertion opening, and a fixing assembly is arranged at the bottom end of the cabinet shell. A plurality of supporting plates are fixedly connected to the interior of the storage cabinet, and drainage assemblies are arranged on the supporting plates. According to the mirror cabinet, mist generated on the surface of the mirror is removed through the demisting assembly, the situation that the mirror cannot be used due to mist shielding is avoided, the storage cabinet drawn out of the cabinet shell is fixed through the fixing assembly, the storage cabinet is prevented from sliding, and due to the design, a user does not need to frequently open and close the mirror cabinet when needing to frequently take articles in the storage cabinet.

This utility model discloses a magnetic separation mechanism for a vertical ring magnetic separator, including a shell, a feed inlet, and a discharge outlet. The feed inlet is located on the top left side of the shell, and the discharge outlet is located on the right side of the shell. Two sets of vibration components are arranged at the front and rear of the top of the inner wall of the shell. A vibrating plate is arranged inside the vibration component. A magnetic ring is arranged on the side of the shell away from the vibrating plate. A first rotating wheel is arranged on the right side of the shell. A first conveyor belt is connected between the outer wall of the magnetic ring and the first rotating wheel. A rotatable cam is arranged at the bottom end of the first conveyor belt. A second rotating wheel is arranged on the side of the shell away from the magnetic ring. A second conveyor belt is arranged on the outer wall of the second rotating wheel. A sand discharge component is arranged at the bottom of the shell. The counterclockwise rotation of the first conveyor belt in conjunction with the magnetic ring and the clockwise rotation of the second conveyor belt in conjunction with the second rotating wheel enable ferrous materials and waste materials to be accurately transported to different positions, ensuring the magnetic separation effect.

The application belongs to the technical field of waterborne polyurethane preparation, and particularly relates to a solvent-free photocuring polyurethane and a preparation method thereof, which comprises the following steps: 1) mixing 1,6-hexane diisocyanate trimer, hydroxypropyl acrylate and a polymerization inhibitor at 55-65 DEG C, and obtaining a PUA prepolymer after reaction; 2) mixing the PUA prepolymer, epoxy acrylate resin, hydrogenated rosin glyceride, an active diluent mixture containing a photoinitiator, PETMP, a tertiary amine type co-initiator, a silane coupling agent and a polymerization inhibitor, stirring, defoaming, filtering, and obtaining the solvent-free photocuring polyurethane; the application has the advantages of fast curing speed and high storage stability.

This application discloses a convenient construction crane. Multiple intermediate components connect two parallel tracks. A support plate is slidably mounted at each end of the intermediate components along their length. The base includes a mounting seat and two telescopic support seats, each with a transfer wheel at each end along its length. This convenient construction crane allows for material transfer by adjusting the length and distance of the two tracks. The sliding support plates on the tracks facilitate transfer and storage when retracted, and provide optimized support when extended. While the support seats are telescopic, the transfer wheels on them are mounted on the tracks and restricted vertically, thus the entire track section serves not only as a guiding slide but also as a fixed foundation. The lifting process is completed by adjusting the position of the upper boom within a wide range using the first and second hydraulic rods.

The utility model discloses a liftable towel rack relates to the technical field of household supplies. Including two opposite support rod, be equipped with the slide bar on the support rod, the slide bar is equipped with the slide sleeve outward, fixedly be equipped with the suspension frame on the slide sleeve, the suspension frame is rotatably connected with the hook, still be equipped with at least two limit posts on the support rod, the top of hook is arc and with limit post adaptation. The utility model provides a towel rack of adjustable height up and down, and the article is convenient to take.

The utility model relates to the technical field of storage racks, and discloses a storage rack convenient to disassemble and assemble, which comprises support rods and partition plates, the support rods and the partition plates are used for forming a plurality of layers of storage spaces, each layer of storage space is provided with at least three hollow loop bars, and the three hollow loop bars are positioned on different straight lines; the supporting rods are hollow sleeve rods, pin columns are fixedly connected to the partition plates, the pin columns are matched with the ends of the hollow sleeve rods in an inserted connection mode, the partition plates are arranged at the two ends of the hollow sleeve rods, and storing and hanging assemblies are arranged on the partition plates. According to the storage rack convenient to disassemble and assemble, multiple layers of storage spaces are formed through combination of the hollow sleeve rods and the partition plates, the hollow sleeve rods serve as supporting rods and are matched with the pin columns on the partition plates in an inserted connection mode to form a stable frame, rapid disassembly and assembly are facilitated, and the assembling process is simplified through the inserted connection structure of the hollow sleeve rods and the pin columns; and through the design of the folding plates, the fence can be folded into a plane after being detached, storage is convenient, and space is saved.

The utility model discloses a foldable sickbed, including the U type support, one side surface of U type support is equipped with the combination hole, the other side surface combination of U type support is connected with the supporting plate, the both sides of one end of supporting plate are equipped with the notching, the inside hinged joint of notching has the hinge block, one end fixed connection of hinge block is in the one side surface of U type support, the one side middle position of supporting plate is equipped with the sliding hole, one end inside of sliding hole is equipped with the right angle hole, and the opening of right angle hole is located the lower surface of supporting plate, and one end inside of sliding hole is slidably installed with the combination rod, one end of combination rod is inserted in the inside of combination hole, and the other end fixed connection of combination rod has the spring that tightens, and the spring that tightens is slidably installed in the inside of sliding hole, one end fixed connection of combination rod has the pull rope, and the pull rope is interactively connected in the inside of right angle hole, and the convenient contraction folding reduces the length, and the high adaptability is favorable to deposit.

The utility model discloses a sanitary paper double -sided knurling mechanism, including base. The utility model discloses, material is introduced the top surface of driving roller through guide roller, and the driven roller passes through the sliding slot and elevates, and the interval between driving roller and driven roller is adjusted, and the driven roller is fixed in the sliding slot in the motion fixed nut, and the interval between driving roller and driven roller is adjusted, thereby the material after different can carry out the normal pattern of press bonding, and through the telescopic of the first electric push rod drive clamping block, the driving roller is convenient to dismount, and the driving roller of different pattern is convenient to replace, thereby convenient to the press bonding of material, through the telescopic of the second electric push rod drive positioning clamping base, make positioning clamping base the reel of different size of clamping, and then through the rotation of another positioning clamping base of second motor drive, thereby convenient to the winding of material, through the clamping of positioning clamping base and second electric push rod convenient to the reel of different length, thereby convenient to the storage of the material of press bonding.

This invention relates to a solid cleaning agent, its method of use, and its applications. Specifically, the solid cleaning agent is a tablet comprising an outer layer and an inner layer, preferably an effervescent tablet cleaning agent. The solid cleaning agent can be used to remove various stains, especially oil stains, from various surfaces, including ceramic, glass, wood products, floors, metal, plastic, and fabric surfaces. The stains include oil stains, heavy oil stains, marker stains, glue residue, soap scum, etc.

The utility model relates to a kind of cement stabilized macadam mixing devices of admixture recycling powder, it is related to recycling powder mixing technical field, including pre-stirring cooling cylinder, the top of pre-stirring cooling cylinder is provided with feed inlet, the inside opposite side between pre-stirring cooling cylinder is all provided with stirring assembly, the outer surface wall of pre-stirring cooling cylinder is provided with annular body, the top of annular body is provided with annular rack;Beneficial effect: by pre-stirring cooling cylinder, aggregate and recycling powder can be first stirred and mixed by stirring assembly, the heat absorption capacity of aggregate is reduced recycling powder temperature, then by fan device, the inside of pre-stirring cooling cylinder can be blown and cooled, water component is used to let the spray head body can be conveniently sprayed to carry out cooling treatment, which can accelerate the cooling efficiency of recycling powder, as far as possible can save time, and the cement stabilized macadam mixing efficiency is improved.