39results about How to "Avoid human injury" patented technology

The invention discloses a safety monitoring method and apparatus of a power battery system. The safety monitoring method includes acquiring the real-time temperature distribution of the power battery system; determining whether the real-time temperature distribution matching the calibration temperature distribution of the power battery system; if no, acquiring a voltage of one or more target cells corresponding to the high temperature position in the real-time temperature distribution; determining whether the voltage of the one or more target cells is abnormal; and if yes, determining the power battery system having safety hidden troubles. According to the safety monitoring method, the safety state of the power battery system can be timely, accurately, and comprehensively determined based on the obtained voltage, current, temperature or other parameters, the misjudgement and missed judgement of the safety accidents can be prevented, and the manpower damage and property loss can be effectively reduced.

The invention relates to the field of plant protection, and specifically relates to a bactrocera dorsalis large-scale feeding method. The method comprises the following steps: adults are fed, wherein a modified artificial feed comprises yeast paste and sucrose with a mass ratio of 1:8; eggs are collected; larva are fed, wherein the larva are fed by using an artificial feed in which a mass ratio of corn flour to yeast powder is 19:7; and pupa are managed. The method has the advantages of high egg production amount, high egg hatching rate, high pupation rate and high eclosion rate.

The invention discloses a rope end with soft and elastic handfeel and a preparation method of the rope end. The rope end is obtained by being soaked in printing ink; the printing ink comprises elastic printing ink, water and a curing agent; the mass ratio of the elastic printing ink to the water to the curing agent is 20:(1.25-1.4):(5-10); and the viscosity of the printing ink is 500-800mPa.s. The rope end has soft handfeel and excellent elasticity, excellent viscosity, excellent wearing resistance, excellent water-washing resistance and existent bending resistance, is capable of showing rope grains, and can be bent optionally.

The invention belongs to the technical field of transport devices and discloses a rope delivery device. The rope delivery device comprises a rope fixing rod, a fixing clamping seat and a clamping seat controller. The fixing clamping seat fixes the rope fixing rod to the fixing clamping seat through a locking mechanism. The clamping seat controller controls the locking mechanism to be opened or closed and controls the rope fixing rod to be released or locked. The locking mechanism comprises an electric control mechanical claw and a claw groove matched with the electric control mechanical claw. The electric control mechanical claw is fixed to the fixing clamping seat. The claw groove is formed in the rope fixing rod. Under the condition of locking operation of the rope fixing rod, the claw groove is tightly hooked by the front end of the electric control mechanical claw. Under the condition that releasing operation of the rope fixing rod is executed, the electric control mechanical claw is driven by the clamping seat controller to act, and the front end of the claw is separated from the claw groove. By the adoption of the rope delivery device, an efficient rope delivery mode is provided, and the rope delivery device is safe and convenient and quick to use.

The invention provides an automatic cutting and packaging production system for blood glucose test strips. The system comprises a material feeding section, a detection section, a cutting section, a receiving section, a conveying section, a cap pressing section and a stacking section. According to the system, the whole process of automatically feeding the blood glucose test strips to loading the blood glucose test strips into circulation boxes can be completed like a full-automatic production line, workers only need to feed the blood glucose test strips every half an hour, and pick up the circulation boxes every hour, so that the efficiency is greatly improved, and the labor cost is saved; in addition, the system adopts the most advanced visual technology for judging whether products are qualified, defected ones are removed, so that manual error detection is replaced, the product quality is improved, and the problems of product failure and defects caused by human factors are avoided; and an aluminum profile and an acrylic protection shield are adopted in the whole system, an acrylic door is further arranged, a detection switch is arranged on the door, when the door is opened, the system stops working immediately, so that manual damage caused by opening of the door in the working process is prevented.

The present invention provides a battery-operated blackboard eraser and dust collector, which is composed of a shell body, an air blower, and an erasing plate set. The air blower is installed inside the shell body and the erasing plate set is disposed under the shell body. The eraser shell consists of a piece of erasing cloth, a piece of air-permeable sponge, a base plate, and a group of air-permeable papers.

The invention provides a milling machine which has a scientific and reasonable structure design and very good functions of scrap and smoke collection and processing. The milling machine comprises a supporting seat, wherein a milling table is mounted on the upper surface of the supporting seat; a milling cutter is mounted above the milling table; a non-cutter-head end of the milling cutter is mounted on a drive shaft of an electric drive device; and the electric drive device is in electrically-controlled connection with an electric control device. The milling machine is characterized in that ahollow dust removal box is mounted between the supporting seat and the milling table; filtering nets are mounted at the middle position in the dust removal box; an exhaust fan is mounted below the filtering nets in the dust removal box; a through hole which allows a dust absorption pipe to pass through is formed in one side wall of the dust removal box; one end of the dust absorption pipe runs through the through hole to be connected with the exhaust fan, and the other end of the dust absorption pipe runs through the milling table to be connected with a dust collection box which is embedded inthe upper surface of the milling table; the dust collection box is arranged corresponding to the cutter head of the milling cutter positioned above the dust collection box; the dust collection box isa groove, of which the top end is open; a dust absorption plate is mounted at the bottom end in the groove of the dust collection box; and a plurality of dust absorption holes are formed in the dustabsorption plate.

The invention discloses a preparing method of super-hydrophilicity titanium dioxide hollow micro-nanospheres. The preparing method comprises the steps of mixing a polystyrene sphere template with a TiCl3 water solution, adding a chelating complexant, and transferring into a hydrothermal reaction kettle; sealing the reaction kettle, then placing into a preheated dry box for a hydrothermal reaction, washing obtained a solid product with deionized water, and drying at 50-58 DEG C; calcinating the dried solid product to remove the template, thus obtaining the titanium dioxide hollow micro-nanospheres. The titanium dioxide material obtained through the preparing method has the characteristic of keeping the super-hydrophilicity activity for a long term in an indoor dim light environment, avoids the harm to a human body and an aging damage effect to an organic material caused by ultraviolet light, reduces extra operation and has important application value in antifog and anti-condensation aspects.

The invention provides a simple metal bushing interference installation tool. The simple metal bushing interference installation tool comprises a bolt, a gasket, a pressing block and a handle nut. Thebolt adopts a hexagon socket head cap screw, and the size and the dimension of the bolt are decided by an operation space condition; the gasket and the pressing block are made of aluminum materials so as to be light in mass and soft in texture, a workpiece and a bushing contacting the gasket and the pressing block can be well protected, the outer diameters of the gasket and the pressing block canbe increased or decreased according to an actual space size condition, and even shapes can be changed; the inner diameter of the gasket is 1mm larger than the diameter of a bolt polish rod, so that the bolt can penetrates through conveniently, meanwhile, a compression area is ensured to be as large as possible, and the uniformity in stressing is realized; a threaded hole is formed in partial length in the handle nut, an unthreaded hole is formed in the rest length in the handle nut, a steel bar penetrates through a part, 15mm far away from an end, of the side of the unthreaded hole, and two ends of the steel bar are provided with piers; and a tensile force is produced through screwing a screw thread so as to press the bushing into a hole, and the bolt and the nut with corresponding sizesare selected according to an operation space and the size of the bushing, so that interference installation of multiple bushings with different sizes and different forms can be realized.

The invention discloses a preparation method of a multi-layer structure composite yarn with strain sensing and stable tensile resistance, and belongs to the technical field of textile. Spandex filaments are adopted as core yarns, the elastic modulus is small, the conductive fold layer is added on the basis, the stretching resistance is stable, then electrostatic spinning is adopted for surface coating, the thickness of the yarns can be adjusted and controlled, the specific surface area can be increased, then the carbon-based nanometer materials and the metal nanometer materials are loaded, a high-conductivity layer sensitive to sensing can be formed, and the sensing effect is good. The composite yarn prepared through the method has the tensile strain sensing function and the tensile resistance stabilizing function, and multifunctional development of a sensor is achieved; the multi-layer structure can well avoid human body injury and sensor performance damage caused by falling off and oxidation of the nanometer material, and is good in durability and capable of being woven. The method is easy to operate, convenient to prepare, low in cost and suitable for industrial large-scale production.

The invention relates to a gas-liquid double-kinetic-energy negative pressure injection and suction device. The technical scheme is that one end of a coiled tubing is connected with a formation rotarynozzle, the other end is connected with a high-pressure pump on the ground, a liquid in a liquid supply pool on the ground is injected into the formation via the coiled tubing through the high-pressure pump, the middle part of the coiled tubing is provided with an injection orientator, the speed of the passing liquid is further improved so as to form a negative pressure chamber, the negative pressure chamber is connected with the upper end of a tornado generator through a negative pressure injection and suction pipe, the lower end of the tornado generator is connected with a feeding box through the negative pressure injection and suction pipe, and the lower side of the tornado generator is connected with an air compressor. The beneficial effects are that the negative pressure chamber of the coiled tubing is connected with the tornado generator, and the tornado generated by the tornado generator is high in suction, so that granular medicaments are driven to be conveyed upward along thenegative pressure injection and suction device, gas-liquid double-kinetic-energy negative pressure injection and suction are realized, and the conveying problem of most medicaments is solved; and theinjection effect is improved, and thus the formation repair work is further quickly completed.

The invention discloses an agricultural lotus seed processing device utilizing rotary friction. The agricultural lotus seed processing device utilizing rotary friction comprises a base, supporting columns, a tray, an outer barrel cover, a motor and the like, wherein the supporting columns and the motor are installed on the base; the motor is located in the center of the base; the four supporting columns are evenly arranged around the motor; the ends, away from the base, of the supporting columns are fixedly connected with the tray; the notch is formed in one side of the tray; and the opening side of the outer barrel cover is fixedly connected with the outer side wall of the tray. According to the agricultural lotus seed processing device utilizing rotary friction provided by the invention, three lotus seeds can be discharged at the same time through a quantitative discharging assembly, and opening grinding can be conducted on the three lotus seeds at the same time through cooperation of a clamping assembly and a grinding disc, so that the processing efficiency of the lotus seeds is improved, and workers can be prevented from being injured. According to the agricultural lotus seed processing device utilizing rotary friction provided by the invention, the lotus seeds can be ground at a fixed depth, so that notches of the lotus seeds are regular, and the germination rate of the lotus seeds is increased.

The invention provides a breathable and impermeable diaper. The diaper comprises a diaper body which is at least composed of two absorbent composite layers and an impermeable layer, the diaper body isprovided with a plurality of irregular through holes running through the diaper body, and the inner wall of each irregular through hole is injected with a diversion protection layer integrated with the irregular through hole. The diaper has good breathability and impermeability, solves the problems of high temperature and high damp caused by poor breathability of an existing diaper, has the dualeffects of breathability and impermeability, and effectively avoids body damage caused by high temperature and high damp to a user in the use of a diaper.

The invention provides a tanning salt-free pickling process. The adding amount of materials is measured according to 100 parts of a limed skin by weight. The tanning salt-free pickling process specifically comprises the following steps: (1) conventionally deliming and softening the limed skin and washing with water; then adding 70 parts of water and adding 2 to 4 parts of a buffering agent; then rotating for 10 minutes; (2) adding 0.2 to 0.4 part of solid acid and 0.1 to 0.3 parts of the buffering agent every time and rotating for 20 minutes; repeating for 3 times; (3) adding 0.3 to 0.6 parts of the solid acid and 0.1 to 0.3 parts of the buffering agent and rotating for 60 minutes; measuring the pH (Potential of Hydrogen) value being 2.7 to 2.8, and immersing for one night; measuring the pH (Potential of Hydrogen) value being 2.7 to 2.8 at the next day; tanning according to a conventional process.

The invention discloses a tension pressing plate structure and an intelligent control method thereof. The tension pressing plate structure comprises a tension pressing plate device, wherein a strip is wound on a reeling machine via the tension pressing plate device, the tension pressing plate device comprises an upper pressing plate, a press block oil cylinder drives the upper pressing plate to move up and down, a transverse driving oil cylinder drives the upper pressing plate to move transversely along the width direction of the strip, the upper pressing plate comprises pressing plates, pressing blocks are mounted on the pressing plates to form grooves along the width direction of the strip, transverse moving sleeves capable of sliding along the transverse directions of the grooves are arranged in the grooves, the transverse moving sleeves are provided with fixed blocks and sliding blocks, the fixed blocks are mounted at the tops of the transverse moving sleeves, and bolts pass through the fixed blocks, and are connected with the sliding blocks through locking blocks. According to the tension pressing plate structure and the intelligent control method thereof, pressure can be controlled in a segmented way, the positions of the pressing blocks can be moved transversely, one-to-one independent adjustment and control on tensile stress of each strip can be performed, online adjustment and control on reeling tensile stress of any one or multiple narrow strips can be realized during operation, meanwhile directly making contact with the strips by a person is avoided, and the characteristics of safety and reliability are achieved.

The invention relates to the field of iron and steel smelting technical devices, in particular to a quick replacement device and replacement method for a continuous casting ladle tank protective sleeve pipe. The quick replacement device comprises a surrounding pipe (1), a lifting device (2) and a base (3). A protective sleeve pipe can be quickly replaced, simpleness and convenience are achieved, time waste caused by protective sleeve pipe replacement to the continuous casting process is avoided, and time is saved; due to the ingenious design, only the damaged part of the protective sleeve pipeis replaced, the replacement cost of the protective sleeve pipe is reduced, the use cost of refractory materials is reduced, and meanwhile the working efficiency is greatly improved.

The invention belongs to the technical field of agriculture, and particularly relates to a brake-linked continuously variable speed control handle return mechanism, which includes a pillar body, an arm seat is arranged in the middle of the pillar body, an arm shaft is arranged on the arm seat, and an arm shaft is arranged on the inner side of the arm seat. A spring seat, a linkage seat is set under the spring seat, a pin shaft is set on the linkage seat, a continuously variable transmission arm is installed on the support arm shaft, a control handle is installed on the top of the continuously variable transmission arm, and a return pull rod and a return lever are respectively installed on both sides of the bottom. The position pull plate, the return pull rod and the bottom of the return pull plate are all installed on the linkage plate. The linkage plate is installed on the pin shaft. There is an adjustment pull rod, and a compression spring is sheathed on the adjustment pull rod, the compression spring is located in the upper connecting fork, and the lower connecting fork is hinged with a connecting plate. The invention has simple and compact structure, reliable action and easy implementation. In some cases, when the brake may be stepped on first, it plays a protective role and avoids human-machine damage.

The invention relates to a gas-liquid dual-kinetic-energy negative pressure injection device with the circulation function. The gas-liquid dual-kinetic-energy negative pressure injection device is characterized in that a stratum rotating nozzle is connected to one end of a coiled tube and a high-pressure pump is connected to the other end of the coiled tube. Liquid in a liquid feeding pool is injected into the stratum through the coiled tube by the high-pressure pump. The upper end of a tornado generator is connected at a central negative pressure chamber of the coiled tube; a pneumatic suspension feeding box is connected to the lower end of the tornado generator; and an air compressor is connected to the lower side of the tornado generator. The upper end of the tornado generator is connected with a gas circulation pipe; and the gas circulation pipe is connected to the pneumatic suspension feeding box through a check valve. The gas-liquid dual-kinetic-energy negative pressure injectiondevice has the following beneficial effects: the tornado generator is connected to the negative pressure chamber of the coiled tube and particle-like drugs are driven to move upwardly along a negative pressure injection tube because of the large suction of the tornado generated by the tornado generator, so that gas-liquid dual-kinetic-energy negative pressure injection is realized and a problem of transporting of most of drugs is solved. The injection effect is improved; and the recycling of the tornado is realized.

The invention relates to the field of plant protection, and specifically relates to a bactrocera dorsalis large-scale feeding method. The method comprises the following steps: adults are fed, wherein a modified artificial feed comprises yeast paste and sucrose with a mass ratio of 1:8; eggs are collected; larva are fed, wherein the larva are fed by using an artificial feed in which a mass ratio of corn flour to yeast powder is 19:7; and pupa are managed. The method has the advantages of high egg production amount, high egg hatching rate, high pupation rate and high eclosion rate.

The invention discloses a bamboo breaking machine with a dust-absorbing effect, which comprises a beam, a sliding seat and a motor. An air duct is arranged inside the beam, and a dust collection box is connected with a screw at one end of the beam. One end of the dust collection box is provided with a There is a fan, one end of the fan is provided with a filter screen, the other end of the beam is provided with a controller, the surface of one side of the beam is provided with a transmission device, the upper surface of the beam is provided with a sliding groove, and the upper end of the sliding groove is slidably connected There is a sliding seat, the upper end of the sliding seat is fixedly connected with a push surface, the surface of one end of the push surface is provided with an LED light, the upper end of one side of the beam is provided with a knife seat, the inner wall of the knife seat is provided with a knife groove, and the knife A rotating shaft is fixedly connected to the upper end of the seat, and a cutter is fixedly connected to the surface of the outer wall of the rotating shaft. In the present invention, a fan is set, and after the controller is switched on and off manually, the fan starts to operate to suck the fine chips generated when breaking the bamboo into the dust collecting box through the opening and the air pipe, so as to achieve the effect of dust collection.

The invention relates to the technical field of charging sealing, and discloses a sealing device for a sealed calcium carbide furnace charging system. The sealing device comprises a lower sleeve, an upper sleeve, a gas sealing ring and expansion rods, wherein the lower end of the lower sleeve is connected with an inlet valve of a stock bin; a flange is arranged at the upper end of the upper sleeve; the lower end of the upper sleeve is movably sheathed into the lower sleeve from the upper end of the lower sleeve; a correction ring is arranged at a part where the lower sleeve is sheathed and connected with the upper sleeve; the gas sealing ring is arranged at the upper end of the lower sleeve, and is provided with gas inlets and annular groove holes formed in the circumference of the lower part of the inner side of the gas sealing ring; one end of each expansion rod is connected with the lower sleeve and the other end thereof is connected with the upper sleeve; and the expansion rods are used to drive the upper sleeve to move along the axial direction of the lower sleeve. The sealing device has very reliable sealability and can effectively isolate air; when a charging bucket truck charges a raw material to the stock bin, the raw material can be positioned in a sealed space all the time; the raw material is prevented from being oxidized after being in contact with the air; in addition, dust and poisonous gas leakage is avoided; and pollution and human body injuries are avoided.