23results about How to "Simple cutting" patented technology

The invention relates to the technical field of intelligent fusion terminals, and particularly discloses a test system for an intelligent fusion terminal of a power distribution network, which is used for solving the problems of single data source, simple rule judgment, insufficient utilization of wind power intermittent characteristics and multi-source information and lagging regulation and control capability in the transient process of rapid change of wind power output in the prior art. The wind power output parameters and the wind power fluctuation parameters output by the wind turbine generator in the monitoring time period are acquired in real time, the wind speed data flow and the wind direction data flow in the wind power output parameters are acquired, and the wind power interference factor calculation model is constructed based on the wind speed data flow and the wind direction data flow to calculate the wind power interference factor. By extracting the wind power output parameters and the wind power fluctuation parameters, constructing the hierarchical model, generating the wind power output simulation power value and judging whether the wind power fluctuation is normal or not, the adaptability and reliability of the power distribution network when the wind power output changes rapidly are improved.

The invention relates to a method (1) for the automatic longitudinal adjustment of a motor vehicle and to a corresponding assistance system and to a motor vehicle equipped with the assistance system or a corresponding arrangement. In the method (1), a display position for displaying the respective gap marking (4, 6) is determined by means of a head-up display on the basis of the position of the preceding vehicle (3) within a range in which the gap for longitudinal adjustment is set from the user side. According to a user input for setting the new gap after the change, the previous gap mark (4) and the new gap mark (6) are first displayed at the corresponding display position by means of the head-up display at the same time. When the longitudinal adjustment reaches a new gap, the head-up display is actuated in such a way that only a new gap mark (6) is displayed and the previous gap mark (4) is no longer displayed.

The utility model discloses a salted egg white and yolk efficient separation device which comprises a base and a barrel part, a stirring unit and a containing part are installed in the barrel part, the containing part comprises a bearing plate, a surrounding plate and a fixing ring, the bearing plate is provided with a plurality of through hole parts, an installation plate is fixed to the top of the surrounding plate, and a vibration generation unit is installed at the installation plate. According to the separation device, the egg white and the egg yolk are separated through the through hole part in the bearing plate, the egg yolk is left on the bearing plate, the egg white falls into the barrel part, and therefore separation of the egg white and the egg yolk is achieved. The containing part vibrates through the vibration generating unit, so that the egg white more smoothly falls into the barrel part, and the egg white and the egg yolk are more efficiently separated. And the egg white is stirred through the stirring unit, so that the egg white is more uniform and is easier to discharge through the filter screen unit, and the production quality and the production efficiency are improved.

The utility model discloses a luggage rack tolerance regulator, the upper portion inboard of cylinder is provided with annular boss, positioning sleeve tight cooperation fixed sleeve is located cylinder outside, is provided with the limit dog of the L shape that stretches upwards respectively in the lower part of positioning sleeve's left and right sides, is provided with the matched support on the upper portion of positioning sleeve, and this matched support is located respectively in the front and back sides of limit dog, is provided with the limit board that stretches outward respectively on this matched support, is provided with internal thread on the inboard wall of cylinder, the adjusting screw rod is through the screw rotation and is located on the internal thread of cylinder, is provided with annular limit seat on the bottom of adjusting screw rod, is seted up in the adjusting through -hole of adjusting screw rod, is provided with the snap spring in this adjusting through -hole, the utility model has the advantages of: not needing special fixed torque electric spanner, also can complete the installation of this tolerance regulator, and assembly is more convenient and fast, and need not be restricted by tool again.

The utility model relates to the technical field of geological exploration, and discloses a sampling device which comprises a moving trolley, a sampling mechanism is fixedly installed at the upper end of the moving trolley and comprises two electric cylinders, the upper ends of the electric cylinders are fixedly connected to the lower end of a supporting frame, and the upper ends of the electric cylinders are fixedly connected to the lower end of the supporting frame. A first threaded sleeve is fixedly connected to the middle of the upper end of the supporting frame, an external threaded cylinder is in threaded connection with the interior of the first threaded sleeve, a sampling cylinder is fixedly connected to the lower end of the external threaded cylinder, a second threaded sleeve is fixedly connected to the upper end of the external threaded cylinder, and a threaded rod is in threaded connection with the middle of the second threaded sleeve. The lower end of the threaded rod is fixedly connected with a threaded rod, and the upper end of the threaded rod is fixedly connected with a rotating disc. According to the sampling device disclosed by the utility model, the sampling mechanism is arranged at the upper end of the moving trolley, so that automatic sampling is realized, the soil sampling difficulty is reduced, and the blanking is simple.

The present application relates to the technical field of carbon nanotube composite material, in particular to a carbon nanotube / polystyrene composite material, a preparation method and application thereof, the preparation method comprising the following steps: (1) carbon nanotubes are soaked in acid solution, taken out after treatment under ultrasonic condition, and acidized carbon nanotubes are obtained; (2) the acidized carbon nanotubes are mixed with polystyrene particles, and the mixture is uniformly stirred by mechanical stirring to obtain a premix; (3) the premix is placed in a screw extruder, heated, melted, extruded and cooled to obtain the carbon nanotube / polystyrene composite material. The acidization treatment method of carbon nanotubes is adopted, hydrophilic functional groups such as hydroxyl and carboxyl are introduced, the surface polarity of CNT is improved, and the compatibility of CNT in the PS matrix is improved. The method is simple and easy to operate, can significantly improve the mechanical properties and conductivity of the composite material without introducing other impurities, the process is simple and controllable, and is suitable for large-scale continuous production.

The invention relates to a coating, in particular to an environmentally friendly fireproof coating and a preparation method thereof; the environmentally friendly fireproof coating comprises acrylic acid modified bisphenol A type epoxy resin, melamine modified phenolic resin, cyclohexanone peroxide, ammonium polyphosphate, polyester fiber, dispersant, hollow glass microspheres, nano silicon carbide, zinc borate, composite carbon powder, monoalkoxy titanate, glycidyloxypropyl trimethoxy silane, tributyl phosphate and an antioxidant; the invention is improved on the basis of the existing fireproof coating, and polyester fiber without dimensional stability under high temperature state is used to replace glass fiber, so that the coating is easy to shrink with the heat shrinkable sleeve, and the occurrence of wrinkles and cracks is reduced. In addition, after heat shrinkage, the polyester fiber is melted and condensed to form a silk screen, which is beneficial to improve the strength of the coating after heat shrinkage.

The utility model discloses a stainless steel pipe body trepanning device which comprises a trepanning machine body and an installation platform arranged on the trepanning machine body, the upper end of the installation platform is fixedly connected with a vertical plate, and the installation platform is provided with a push-out mechanism used for pushing out a stainless steel pipe body. The push-out mechanism comprises a motor fixedly connected to the upper end of the mounting platform, an output shaft of the motor is fixedly connected with a reciprocating lead screw, the reciprocating lead screw is provided with a connecting plate, and the side wall of the connecting plate is fixedly connected with a sleeve. Due to the fact that the push-out mechanism is arranged, the stainless steel pipe can be moved and pushed out of the die by starting the motor and through the sleeve after tapping is finished, the stainless steel pipe does not need to be manually pulled out, blanking of the stainless steel pipe is easier, and the practicability of the device is improved.

The utility model discloses a permanent magnet rotor magnetic steel assembling structure, which is provided with a motor shaft, a rotor key is arranged outside the motor shaft, rotor punching sheets and rotor pressing rings are pressed and placed outside the motor shaft after being laminated, and the rotor pressing rings at the two ends of the rotor punching sheets are respectively abutted against a shaft shoulder of the motor shaft and a rotor stop block. The screw rod penetrates through unthreaded holes of the rotor pressing ring and the rotor punching sheet and then is fixed through a nut, the rotor punching sheet is provided with a V-shaped groove, the magnetic steel is inserted into a V-shaped channel, the rotor punching sheet is provided with a round hole, the rotor tooth pressing plates are placed at the two ends of the rotor punching sheet, and the second bolt penetrates through the rotor tooth pressing plates and the round channel and is fixed through a nut. The motor rotor has the advantages that the rotor tooth pressure plate and the rotor baffle plate are of a split structure, material is saved during blanking, the processing amount is reduced, the deformation amount is reduced, the installation is convenient, and the split structure is adopted, so that the magnetic steel with problems can be taken out from the other end if the magnetic steel is wrongly installed or damaged. The production efficiency is improved, and the installation difficulty is reduced.

The utility model discloses a file classified storage device, and relates to the technical field of office appliances. The disinfection cabinet comprises a top seat plate, a bottom seat plate, a movable support, plastic cloth, separators and an ultraviolet disinfection lamp, the left side face and the right side face of the top seat plate are connected with the left side face and the right side face of the bottom seat plate through the movable support, the plastic cloth is connected to the edge position between the top seat plate and the bottom seat plate, and a set of evenly-distributed separators are fixed between the top seat plate and the bottom seat plate. And a group of side-by-side ultraviolet disinfection lamps are fixed on the bottom surface of the top seat plate. The elastic partition pieces are adopted in the box bodies, so that each independent box body can be independently folded and contracted, is convenient to store, does not occupy too much space and is also convenient to carry, in addition, each box body is internally provided with an ultraviolet disinfection lamp, and the ultraviolet disinfection lamps are arranged in the box bodies through the effect of a group of ultraviolet disinfection lamps. Mould attached to the surfaces of the paper archives in the box body can be eliminated regularly, mould breeding on the surfaces of the archives is not facilitated, and longer-time storage of the paper archives is facilitated.

The invention relates to the technical field of aluminum alloy material cutting, and particularly discloses a cutting device for aluminum alloy material production, which comprises a cutting table, a scrap feeding port is formed in the middle of the top end of the cutting table, sliding grooves are formed in the two sides of the scrap feeding port, and electric telescopic rods are mounted at the two ends of each sliding groove. An extrusion plate is installed at one end of the electric telescopic rod, a rubber block is installed on the side face of the extrusion plate, second hydraulic cylinders are installed at the four corners of the waste scrap feeding port correspondingly, a lifting frame is installed at the tops of the second hydraulic cylinders, and a lead screw fixing frame is installed on one side of the bottom of the lifting frame; the cutting device can be used for cutting aluminum alloy materials with different widths and different thicknesses, the flexibility is high, the stability is high during cutting, and the deviation phenomenon cannot occur; according to the cutting device, waste chips generated by cutting can be collected, the waste chips are very easy to discharge, and manual discharging is not needed.

The utility model belongs to the technical field of food processing, and particularly relates to an anti-blocking self-cleaning structure of a powder leakage nozzle, which comprises a powder leakage nozzle main body provided with a leakage hole, and further comprises a cleaning mechanism, the driving block is rotationally mounted at the bottom of the mounting plate; the brush is detachably mounted at one end of the driving block; the driving motor is used for driving the driving block to rotate; bristles of the hairbrush are attached to the bottom surface of the powder leakage nozzle main body; according to the vermicelli leakage nozzle disclosed by the utility model, the brush is driven by the arranged driving motor to rotate at a set speed, the bottom surface of the vermicelli leakage nozzle main body can be brushed while vermicelli is cut off, and the soft bristles can penetrate through the leakage holes to clean slurry in the leakage holes, so that the leakage holes are prevented from being blocked; the convex block of the sealing plate can dredge the leakage hole and clean the bonded stubborn slurry; and the electromagnetic vibrator can enable the powder leakage nozzle main body to generate vibration, so that discharging is easy, and an auxiliary anti-blocking function is achieved.

This invention discloses a telescopic structure for a connector and a child safety seat. The telescopic structure includes: a connector bracket slidably disposed on the base of the child safety seat; the connector bracket having a plurality of first adjustment recesses arranged sequentially along the sliding direction of the connector bracket; a locking pin elastically supported to allow the locking pin to remain in a first locked state where its first end extends into the first adjustment recess; the first end of the locking pin has a bevel facing rearward; when the locking pin is in the first locked state, the locking pin restricts the rearward extension movement of the connector bracket relative to the base, and the bevel contacts the edge of the first adjustment recess to allow the connector bracket to retract forward relative to the base.

The invention relates to a preparation method and application of a low-modulus low-water-absorption polyurethane micro-channel mattress, and belongs to the technical field of vibration and noise reduction of rail transit. According to the polyurethane micro-channel mattress with the density of 200 kg / m < 3 > to 300 kg / m < 3 >, the static foundation modulus can be as low as 0.012 + / -10% N / mm < 3 >, meanwhile, the dynamic and static stiffness ratio does not exceed 1.35, the polyurethane micro-channel mattress is a closed-cell system, the mass water absorption change rate is smaller than 12%, the water-resistant strength change rate is smaller than 10%, and the water-resistant elongation at break is smaller than 15%. The polyurethane micro-channel mattress disclosed by the invention has the advantages of good creep resistance, lower compression-resistant inherent frequency and higher vibration isolation efficiency.

The invention discloses a cream-to-powder matte eyeshadow powder composition and a preparation method thereof, comprising the following components in parts by weight: mica A, 10-20 parts; filler A, 1-8 parts; polymethylsilsesquioxane, 10-30 parts; lauroyl lysine, 1-5 parts; colorant, 1-20 parts; phenyl trimethicone, 5-20 parts; polydimethylsiloxane, 5-20 parts; dioctyl carbonate, 5-20 parts; thickener A, 1-15 parts; thickener B, 1-5 parts; phenoxyethanol, 0.5-0.8 parts. The preparation method comprises: weighing an emollient according to a weight ratio and mixing evenly to obtain a phase A; weighing a filler and a colorant according to a weight ratio and mixing evenly to obtain a phase B; putting the phase B into the phase A for stirring to fuse the phases AB; and putting the phases AB into an aluminum dish for pressing and forming to obtain a finished product. The invention has the advantages of being close to the skin without flying powder, not drying out, easy to smudge, not greasy, good waterproofness, anti-falling, and no shrinkage and cracking.

The application relates to the technical field of power cables, and discloses a compression-resistant and shock-absorbing cross-linked polyethylene insulated cable which comprises limiting strips, locking rings, winding sleeves and elastic connecting mechanisms, a plurality of the limiting strips are fixedly connected in a circle on an insulating layer, the locking rings are detachably arranged outside the insulating layer, gaps exist between the winding sleeves and the insulating layer, the winding sleeves and the locking rings are connected through the elastic connecting mechanisms, one side of the locking ring far from the winding sleeve is in contact with an external environment, when the winding sleeve is extruded and vibrated by the external environment, the elastic connecting mechanisms can absorb the shock of the cable body, the elastic connecting mechanisms comprise springs and tightening and contracting assemblies, the distance between the winding sleeve and the locking ring can be adjusted through the tightening and contracting assemblies, so that the length and the elastic force of the springs are adjusted, and the above technical scheme is used to solve the problems of the insufficient extrusion resistance and shock resistance of the outer layer of the power cable in the prior art.

The utility model provides a pulley buckle for a hot-air balloon quick exhaust system, which is characterized in that the pulley buckle and a control rope fixing point are arranged in the middle of the lower part of a top umbrella, one end of a control rope is fixed at the control rope fixing point, and the other end of the control rope penetrates through a pulley in a pulley buckle assembly opposite to the control rope fixing point and then is fixedly connected with a pull rope; when the lifted hot-air balloon needs to descend or be used for landing recovery, the pull rope is held at the position of the hanging basket below the hot-air balloon, the pull rope is pulled forcibly, at the moment, under the pulling force effect of the pull rope, the control ropes transmit the pulling force to the control rope fixing point in the middle position below the top parachute through the pulleys, and at the moment, the multiple control ropes contract to drive the top parachute to contract; the edge of the top parachute moves towards the center of the rope net along the rope net, and the top parachute gradually shrinks, so that the hot-air balloon descends; wherein the pulley buckle assembly plays a role in saving labor, and meanwhile, the top umbrella can be simply operated to contract under the action of the pulley buckle assembly, the control rope and the pull rope, so that the operation is convenient and fast.

The utility model belongs to the technical field of games, toys and lamps, and particularly relates to a spliced light-emitting board which comprises a light guide plate, a control panel, a reflective layer, an external terminal and a plurality of light sources. The light guide plate is divided into a plurality of light guide parts, at least one front surface or back surface of each light guide part is provided with a reflective layer, and the side part of each light guide part is provided with an incident part for incident light to enter; each light source is electrically connected with the control panel, and each light source irradiates emitted incident light into the light guide part through the corresponding incident part and transmits the incident light in the light guide part until the incident light irradiates the reflective layer to enable the reflective layer to shine; the light guide part, the reflective layer arranged on the light guide part and the corresponding light source form a light-emitting unit, and the light-emitting units are annularly arranged; and the external terminal is electrically connected with the control panel and is used for realizing communication electrification when the plurality of spliced luminous boards are spliced. The splicing type light-emitting board is wider in application scene, and the using interestingness of the splicing type light-emitting board is greatly improved.

The invention relates to an SBS waterproof coiled material mask and a preparation method thereof.The SBS waterproof coiled material mask comprises a surface layer, a middle layer, a bottom layer and an oil-resistant coating, the surface layer and the bottom layer comprise homo-polypropylene, block anti-impact co-polypropylene, a polyolefin elastomer and a double-resistant agent, the middle layer comprises homo-polypropylene, block anti-impact co-polypropylene, talcum powder filling master batch and a double-resistant agent, and the oil-resistant coating is arranged between the surface layer and the bottom layer. The oil-resistant coating comprises acrylate resin and an isocyanate curing agent, the middle layer is arranged between the surface layer and the bottom layer, and the oil-resistant coating is arranged on the side, away from the middle layer, of the surface layer and / or the bottom layer. The SBS waterproof roll mask has the advantages that the SBS waterproof roll mask is low in melting enthalpy, easy to bake, not prone to shrinkage and good in aging resistance; the SBS waterproof roll mask is provided with the oil-resistant coating, has a good bonding effect, does not need an additional bonding coating, and has oil-resistant performance.

The utility model discloses a die-casting machine for hardware fitting production, which relates to the technical field of part processing and comprises a base, an outer cylinder is fixed at the top of the base, an inner die is arranged inside the outer cylinder, a wide-wall cylinder is arranged at the bottom end of the outer cylinder, one side of the top end of the wide-wall cylinder is connected with a water inlet pipe, and the other side of the bottom end of the wide-wall cylinder is provided with a water outlet pipe. A hydraulic oil cylinder is arranged below the base, a material jacking bottom plate is fixed to the output end of the hydraulic oil cylinder, a second jacking cavity is formed in the position, located on the material jacking bottom plate, of the outer barrel, a first jacking cavity is formed in the position, located on the material jacking bottom plate, of the inner mold, and a wide-wall barrel arranged on the outer barrel can enable a cooling cavity to be enlarged, so that the heat exchange effect is improved; the water inlet pipe is located above the left side of the wide-wall cylinder, the water outlet pipe is located below the right side of the wide-wall cylinder, cooling water enters the position between the wide-wall cylinder and the inner mold from the position above one end and then is discharged through the water outlet pipe below the other end, and the cooling water can achieve the uniform heat exchange effect on the inner mold through the flowing mode.

The utility model discloses a concrete quality detection equipment, include: workstation, the rear end fixed connection of workstation has the mounting bracket of playing the bearing effect and the opening of symmetrical in front and back on the workstation has the connecting hole, the upper end bolt connection of mounting bracket has the first cylinder, and the lower end of first cylinder is installed with the mounting frame, and the downside of mounting frame and right side are provided with shake structure and feeding structure respectively, wherein shake structure includes first connecting axle, first motor, adjusting part, adjusting frame, connecting rod, connecting lug and bearing plate, and feeding structure includes feed cylinder, feed inlet, second connecting axle, second motor, vane and blanking pipe, the inside nesting connection of connecting hole has guide rod, and guide rod is fixedly connected in the upper end of bottom plate in front and back symmetry. This concrete quality detection equipment, the height is adjusted easily, and the adjustment structure is simple and stable, and the concrete in the storage barrel is more compact and flat conveniently, and it is easy to feed simultaneously.

The high-safety yak meat product cutting device comprises a processing table and a spreading box arranged in the processing table, a fixing box is fixed to the top of the processing table, an air cylinder is fixed to the top of the fixing box, and the telescopic end of the air cylinder penetrates through the fixing box and extends into the fixing box; a sliding plate slidably connected with the inner wall of the fixing box is fixed to the end, located in the fixing box, of the telescopic end of the air cylinder, a grid blade is fixed to the bottom of the sliding plate and can enter the spreading box, and a guide device is arranged in the machining table. According to the material spreading device, under the interaction of the machining table, the material spreading box, the fixing box, the air cylinder, the sliding plate, the grid blade and the guiding device, the multiple transverse conveying shafts and the multiple longitudinal conveying shafts in the guiding device can limit and guide the material spreading box, and the material spreading box can be moved to the position under the grid blade at a time; and the yak meat in the spreading box can be more quickly and stably cut by the device.

The utility model discloses a round tube type workpiece blanking device and a shot blasting machine, the round tube type workpiece blanking device is suitable for a shot blasting working table provided with a roll shaft group, a roll space is arranged between adjacent roll shafts, each roll shaft is provided with three to five V-shaped grooves in the axial direction of the roll shaft, the round tube type workpiece blanking device comprises a swing frame, a plurality of V-shaped grooves, a plurality of V-shaped grooves, a plurality of rotating shafts and a plurality of rotating shafts, the swing frame is pivoted to the shot blasting workbench through a rotating shaft located on one side of the shot blasting workbench to form a lever device, when the swing frame swings to the position that the supporting face of the swing frame is lower than the supporting face of the roller shaft, the swing frame is provided with an arm intervening into the space between the rollers, and the tail end of the arm exceeds the V-shaped groove farthest away from the rotating shaft. A plurality of arms are arranged in the conveying direction of the shot blasting workbench; the driving device is used for driving the swing frame to swing; and the storage bin is positioned on one side, provided with the rotating shaft, of the shot blasting station, and is used for receiving the circular tube workpieces guided by the swinging of the swinging frame. According to the blanking device for the circular tube type workpieces, blanking is relatively easy, and blanking can be carried out in groups.