23results about How to "Cause some damages" patented technology

The invention discloses an automatic and manual safety switching device of a valve actuating mechanism, which comprises a shell, a main shaft is rotatably arranged in the shell, an automatic clamping piece, a manual clamping piece and a controller are arranged on the outer wall of the shell, and a trigger switch electrically connected with the controller is arranged on the manual clamping piece; the automatic driving mechanism is used for automatically driving the main shaft to rotate, and the automatic driving mechanism is electrically connected with the controller; a rotating boss rotatable together with the main shaft; the manual driving mechanism can be combined with or separated from the rotating shaft sleeve; the switching handle assembly is used for pushing the rotating shaft sleeve to move towards the manual driving mechanism so that the rotating shaft sleeve can be combined with the manual driving mechanism to achieve a manual driving mode of the main shaft, or pushing the rotating shaft sleeve to be away from the manual driving mechanism so that the rotating shaft sleeve can be separated from the manual driving mechanism to achieve an automatic driving mode of the main shaft. The device can realize safe, simple and efficient switching between automatic operation and manual operation.

The invention relates to the technical field of cutting, and provides a broken bridge aluminum door and window assembling and processing machine which comprises a base, a first motor is fixedly installed on the front portion of the base, a first threaded rod is fixedly installed at the output end of the first motor, a first sleeve is installed on the surface of the first threaded rod in a threaded mode, and a connecting rod is fixedly installed on the circumferential face of the first sleeve. A support is fixedly installed at the top of the connecting rod, a second motor is fixedly installed at the top of the support, a second threaded rod is fixedly installed at the output end of the second motor and is in threaded connection with a second sleeve, an electric push rod is fixedly installed on the circumferential face of the second sleeve, and laser cutting equipment is fixedly installed at the output end of the electric push rod. And a protection device is arranged at the top of the base. According to the technical scheme, the problem that in the prior art, when equipment works, workers are accidentally injured or other objects interfere with the equipment is solved.

The utility model discloses an intelligent safety helmet, and relates to the technical field of intelligent safety helmets, the intelligent safety helmet comprises a safety helmet body, the top of the safety helmet body is fixedly provided with an intelligent assembly, the top of the safety helmet body is fixedly provided with a storage assembly, and the intelligent assembly comprises a power supply seat; and a micro photovoltaic panel is fixedly installed at the top of the power supply base, and a seventh battery is movably installed at the bottom of the power supply base. According to the intelligent safety helmet, solar energy is utilized for electric energy conversion through the micro photovoltaic panel, electricity storage is facilitated through the power supply base, when the micro photovoltaic panel is inconvenient to convert, an AAA battery provides electricity for the power supply base, a GPRS positioner conveniently determines the position of a worker, an illumination head lamp facilitates illumination, and the power supply base provides a use power source for the illumination head lamp; the switch button can conveniently control the lighting head lamp to be turned on and turned off, the actual use effect is improved, outdoor carrying is facilitated, the storage box can conveniently contain an AAA battery or other small tools, temporary storage is facilitated, and practicability is improved.

The invention discloses a screw cleaning material, which is prepared from the following raw materials in parts by weight: 50 to 60 parts of matrix resin, 30 to 45 parts of modified inorganic filler, 1 to 5 parts of surfactant, 0.5 to 5 parts of compatilizer and 0.2 to 3 parts of antioxidant, the modified inorganic filler is an inorganic filler modified by an alcohol compound and a silane coupling agent. According to the invention, the matrix resin, the modified inorganic filler, the surfactant, the compatilizer and the antioxidant are compounded, the modified inorganic filler can be more uniformly dispersed into the resin matrix, and dirt on the surface of the screw can be efficiently and thoroughly removed through mutual cooperation of physical friction and chemical action of the components, so that the service life of the screw is prolonged, and the service life of the screw is prolonged. And meanwhile, the screw cannot be damaged. The invention further discloses a preparation method of the screw cleaning material and a screw cleaning method of processing equipment.

The present invention discloses a method for controlling the motion of particles using an eccentric cylindrical flow; the controlled particles are located in a flow field between an inner cylinder and an outer cylinder whose axes are parallel and coaxial. Given the radius ratio of the inner and outer cylinders, the present invention continuously adjusts the direction and size of the flow field velocity at the point where the particles are located by changing the angular velocity and the axis spacing of the inner and outer cylinders in real time, so that the controlled particles move in a set direction, thereby achieving the purpose of controlling the particle motion trajectory. Compared with the currently known fluid dynamic particle manipulation methods, this method has the characteristics of a large particle motion range, a simple control method, and a small flow field force, and can provide a new experimental means for cutting-edge scientific fields such as microbial analysis, disease diagnosis, and drug transportation.

The utility model relates to vehicle-mounted hydrogen supply technical field especially a kind of stacked vehicle-mounted hydrogen system frame, including base, the top of the base is equipped with shock-absorbing component by bolt, the top of shock-absorbing component is equipped with support frame by bolt, the number of support frame is several, the front and back sides of support frame are all welded with positioning insert shell, the four corners of support frame inner chamber are all fixedly installed with limit seat, hydrogen storage bottle is installed between upper and lower limit seat, the bottom of top cover plate outer surface is welded with protective screen cover.Vibration makes elastic damping body and rubber damping pad occur elastic deformation, convert most high-frequency vibration energy into heat energy consumption, after attenuation, smooth force is transmitted to the support frame of hydrogen system by inner lining plate, effectively isolate the vibration and impact transmitted in vehicle driving, substantially reduce the dynamic load borne by entire hydrogen system, significantly improve the reliability and security of system.

The utility model discloses a nanometer gold brucellosis detection device, including the protection box, still including the first groove body and detection component, the first groove body is passed through and is set to the left end of protection box, and the storage box is slidably arranged to the inner wall of first groove body, and the bottom of storage box inner wall is slidably arranged with two clamping plates, and the spring is fixedly connected between the clamping plate and the inner wall of storage box, and the detection box is arranged between the two clamping plates, and the top of protection box inner wall is fixedly connected with two symmetrical ultraviolet disinfection lamp, and the inner wall of protection box is provided with the light reflection coating, and the detection component is arranged in the detection box, the utility model discloses by pulling two clamping plates outward, detection box is put into the clamping plate between, and the spring pushes the clamping plate and clamps the detection box, and then storage box is pushed into the protection box, avoids the interference of external factor to the detection result, and the inside of protection box is disinfected through the opening ultraviolet disinfection lamp, and the reflection of ultraviolet is enhanced by light reflection coating, and the disinfection effect is improved, and the influence of the residual bacteria on the next detection result is avoided.

The utility model relates to timber carving auxiliary equipment technical field, concretely disclose a coffin wood processing engraving machine auxiliary structure, including engraving platform, engraving machine body, clamping structure, protective cover and translation structure, engraving platform one side upper surface fixedly connected with engraving machine body, the upper surface of engraving platform is provided with two clamping structures, and the upper surface of engraving platform is provided with protective cover, the lower surface of protective cover both sides is provided with translation structure, through being provided with clamping structure, servo synchronous motor drive positive and negative toothed rod in clamping structure, drive two sliding blocks and clamping plate synchronous reverse movement, cooperate with antiskid rubber pad, can carry out firm clamping to wood, effectively prevent the displacement of wood in the process of carving, guarantee that engraving machine body can accurate completion engraving operation, greatly promote the precision and consistency of coffin wood carving, avoid the displacement of easy occurrence in the process of carving, reduce the scrap rate.

The present application provides a method for in vitro proliferation of cells, comprising the following steps: adding a NKG2A conjugate to a first cell culture solution to form a second cell culture solution; and adding a cell to a cell culture container containing the second cell culture solution for a cell expansion culture to obtain an expanded cell. The method for in vitro proliferation of cells provided by the present application can efficiently obtain a large number of high-purity NK cells, and the expanded cells have a significant tumor killing ability.

This invention discloses an easy-to-install chip fixing device, comprising a base, an auxiliary limiting mechanism, and an adsorption mechanism. It further includes: a hydraulic cylinder fixedly connected to the inner wall of the bottom end of the base, with a support plate fixedly connected to the outer wall of the top end of the base; the output end of the hydraulic cylinder passing through the support plate; a stop fixedly connected to the output end of the hydraulic cylinder, with a central support fixedly connected to the outer wall of the top end of the stop; an L-shaped side support plate fixedly connected to one side of the outer wall of the central support by screws; a limiting bending plate located on one side of the central support; a support frame with multiple springs fixedly connected to its bottom end, the bottom ends of which are fixedly connected to the top end of the support plate; the output end of the hydraulic cylinder passing through the inner wall of the top end of the support frame; two sets of waist-shaped grooves symmetrically arranged on the support frame; and two bent connecting rods. This easy-to-install chip fixing device reduces chip damage, simplifies chip placement, and eliminates the need for additional calibration steps.

The utility model discloses a safety helmet hydraulic press protection device in the technical field of hydraulic press, including base, be provided with hydraulic mechanism on the base, the top of base is provided with the lower mould, the lower mould is connected through the translation component between base, the translation component can move the lower mould to the top front side of base. The utility model discloses through setting pressing plate, translation component, the staff can make the lower mould move to the top front side of base through translation component, then places the helmet raw material on the lower mould, again through drive component and makes the pressing plate rotate, and the edge of helmet raw material is pressed in the surface of lower mould, then again through translation component and moves the lower mould back to the original position, and the hydraulic operation can be carried out, and the helmet raw material compaction is also not stuck in the upper mould by the pressing plate limiting, when taking and placing the helmet raw material, the hand of staff will not be in the direct below of upper mould, thereby will not cause the harm to staff because of the hydraulic press exception, and forms the good protection to staff.

The utility model belongs to the technical field of medical apparatus and instruments, concretely relates to a mouse fixer for eye examination, which comprises a base, an adjustable cross bar, a head fixing clamp and a body fixing sleeve, the base is provided with a fixed lower jaw support and two base supports, the adjustable cross bar capable of being adjusted in height is arranged above the two base supports, the head fixing clamp is arranged above the adjustable cross bar, the head fixing clamp has a scissors type structure, a mouse is placed on the base, the lower jaw of the mouse is placed on the fixed lower jaw support, the body of the mouse is fixed on the base through the body fixing sleeve, and the ears of the mouse are clamped through the head fixing clamp. The utility model can meet the needs of fixing mice of different sizes, fix the head and not hinder the ophthalmic examination, and has the advantages of simple design and high practicability.

The utility model discloses a low pressure heating drive circuit and closestool device, be applied to closestool device, closestool device has water storage cavity, heating part and seat circle board, be provided with heat exchange runner in seat circle board, heat exchange runner is linked with water storage cavity, and heating part is located in water storage cavity or heat exchange runner, and low pressure heating drive circuit includes power supply modulation module, first drive module, heating control, water detecting sensor, water temperature sensor and control module, and power supply modulation module will the output voltage of power supply voltage modulation supply voltage, and first drive module is used for with closestool device's heating part connection, and the output of power supply modulation module is connected with first drive branch, and heating control sets up in closestool device, and water detecting sensor is located in heat exchange runner, and water temperature sensor is located in water storage cavity or heat exchange runner, and control module is connected with heating control, water detecting sensor, water temperature sensor and the controlled end of first drive module respectively, and safe and reliable are used.

The utility model relates to the technical field of toughened glass with a silencing function, solves the technical problem of poor sound insulation effect of toughened glass, and particularly relates to toughened glass with a silencing function, which comprises a front fixed plate frame and a rear fixed plate frame which are symmetrical to each other and serve as supporting foundations. A glass interlayer assembly for improving the strength of the tempered glass is arranged between the front fixing plate frame and the rear fixing plate frame, a hollow sound insulation assembly for improving the sound insulation capacity is arranged on the inner side of the glass interlayer assembly, and the hollow sound insulation assembly comprises a sound insulation glass layer arranged on the inner side of the glass interlayer assembly. Due to the arrangement of the hollow sound insulation component, the sound insulation effect of the toughened glass can be improved, and the transmission path of noise is cut off through the hollow sound insulation layer, so that the noise is cut off on a sound transmission medium, and the hollow layer can be extracted more conveniently during the production period of the toughened glass.

The present application relates to a kind of electrolyte lithium salt packing barrel residual material recovery device and method, and there is provided with turnover clamping mechanism between low-position conveying transmission roller and high-position conveying transmission roller, which can transfer one or more lithium salt barrels to be blown from low-position conveying transmission roller to high-position conveying transmission roller, and the ball valve of lithium salt barrel changes from facing downwards to facing upwards;The top of lithium salt barrel to be blown located in high-position conveying transmission roller is acted by lifting pressure barrel mechanism and the bottom is acted by lifting rotation mechanism;Nitrogen gas output by nitrogen gas conveying mechanism enters into lithium salt barrel and blows out granular lithium salt to clean lithium salt barrel.The present application replaces traditional manual recovery of lithium salt, which can automatically dock lithium salt barrel to recover lithium salt to specified recovery tank, realizes automatic conveying of stainless steel barrel, automatic overturning, automatic docking pipeline, automatic purging, barrel body is completely cleaned and will not cause harm to human body.Process flow is wasteless, which saves cost for customers and improves profit.

The application provides a locking device and a walking device. The locking device comprises a mounting structure, a locking structure, an unlocking structure and a pushing structure. The locking structure is movably arranged on the mounting structure to switch between a locking position and an unlocking position, and is used for locking a rotating disc on the mounting structure. The unlocking structure is movably arranged on the mounting structure and is used for pushing the locking structure to move from the unlocking position to the locking position. The pushing structure is used for pushing the locking structure to move from the locking position to the unlocking position. When the unlocking structure is moved relative to the mounting structure by an external force, the pushing structure can push the rotating disc to move linearly in a first direction, the locking structure can move from the locking position to the unlocking position, and the locking structure unlocks the rotating disc, thereby improving the assembly efficiency and convenience and improving the safety of disassembling the rotating disc.

The utility model belongs to the technical field of safety education simulation equipment, especially high altitude falling object simulation device, including stand, the upper end of stand is fixedly installed with winch through a plurality of bolts, is coiled with wire rope on the winch, the upper end middle position of stand is equipped with the perforation, the bottom end all around of wire rope is fixedly connected with a plurality of steel wire rope, the bottom end of a plurality of steel wire rope is fixedly connected with the electromagnetic chuck in common, the bottom end of electromagnetic chuck is magnetically absorbed with simulation falling object, the bottom end inside of stand is fixedly installed with base through a plurality of bolts, the front end of base is equipped with the cavity of drawing, the inside sliding connection of cavity of drawing has the box of drawing, the inside bottom end middle position of box of drawing is fixedly installed with the head mould through screw, the upper end of stand is provided with the explosion -proof transparent glass cover, the utility model has good safety education effect, can effectively promote the safety consciousness of worker, uses better.

The utility model relates to the technical field of photovoltaic welding strip wire coil winding, and discloses a photovoltaic welding strip wire coil winding mechanism with a protection structure, which comprises a bottom plate, four supporting columns are fixedly arranged at the bottom of the bottom plate, two telescopic rods are fixedly arranged at the bottom of the bottom plate, and the protection structure is arranged on the bottom plate. A vibration plate is fixedly installed between the output shaft ends of the two telescopic rods, the outer sides of the two telescopic rods are sleeved with reset springs fixedly installed at the top of the vibration plate, two servo motors are fixedly installed at the bottom of the bottom plate, and cams making contact with the vibration plate are fixedly installed at the output shaft ends of the servo motors; an alternating current motor is fixedly installed at the bottom of the vibration plate, and a transmission rod penetrating through the bottom plate is fixedly installed at the output shaft end of the alternating current motor. According to the photovoltaic welding strip wire coil winding mechanism with the protection structure, the safety of workers can be improved, and the practicability of the winding mechanism is improved.

The utility model discloses a double foot treading training device which comprises a bed board and a rubber box, a cavity is formed in one side of the upper surface of the bed board, a threaded rod is rotatably connected to one side of the inner wall of the cavity, a supporting block is fixedly connected to one side of the inner wall of the cavity, and the supporting block is in threaded connection with the threaded rod; five yoga balls are fixedly connected to one side of the inner wall of the rubber box, a sliding rod is fixedly connected to the other side of the inner wall of the cavity, and the rubber box is movably connected to one side of the outer surface of the supporting block. According to the double-foot ball treading training device, through the arrangement of the rubber box and the yoga ball, when exercise is needed, a patient can tread the yoga ball with the foot and continuously tread the yoga ball, the legs can be exercised, meanwhile, the rubber box can be used for containing the yoga ball, meanwhile, the rubber box is formed by pouring soft rubber, and when the patient treads the yoga ball for exercise, the yoga ball can be placed in the rubber box. The protection purpose can be achieved, and the feet of the patient cannot be hurt.

The utility model relates to a flexible circuit board turn-over device which comprises a fixing frame, the fixing frame is provided with a first gripper mechanism, a turn-over mechanism, a transfer mechanism and a second gripper mechanism, and the first gripper mechanism controls a first suction cup assembly to suck a flexible circuit board from a feeding station and then transfer the flexible circuit board to the turn-over mechanism; the overturning motor controls the negative pressure overturning platform to overturn by 180 degrees so as to overturn the flexible circuit board; the transfer mechanism comprises a transfer motor, the transfer motor is connected with a transfer linear sliding table module, a transfer platform is arranged on the transfer linear sliding table module, the transfer motor drives the transfer platform to linearly move on the transfer linear sliding table module, and the transfer platform passes through the position under the second gripper mechanism and the turnover mechanism; the second gripper mechanism controls the second suction cup assembly to suck the overturned flexible circuit board from the transfer platform and transfer the overturned flexible circuit board to a discharging station. According to the turnover device, the flexible circuit board is grabbed and turned over through negative pressure and the suction cups, the flexible circuit board cannot be damaged, the whole process is completed in a full-automatic mode, and efficiency is high.

The alkali-free accelerator is prepared from the following raw materials and components in percentage by mass: 60 to 65 percent of aluminum sulfate, 7 to 10 percent of organic dissolution promoter, 1 to 2 percent of stabilizer, 1 to 2 percent of early strength agent, 0.5 to 1 percent of pH (Potential of Hydrogen) regulator and the balance of water, and the sum of the mass percent of the components is 100 percent. The organic dissolution promoter is a solution which is prepared by mixing monoethanolamine, glycerol and diethylenetriamine and has the mass fraction of 7%-10%; the mass ratio of the monoethanolamine to the glycerol to the diethylenetriamine is (2-3): (2-3): 1. According to the alkali-free accelerator and the preparation process thereof, glycerol is used as a cosolvent and citric acid is used as a pH regulator, so that the alkali-free accelerator does not cause harm to the environment and people when being used, the safety of the alkali-free accelerator in use is improved, and the alkali-free accelerator is environment-friendly and environment-friendly by using the easily available diatomite. The preparation cost of the alkali-free accelerator can be reduced.

The application discloses a puncture execution device for a puncture surgical robot, which is fixedly installed at the end of a mechanical arm of the puncture surgical robot and is used for driving a puncture needle to complete a needle insertion action, and comprises a structured light 3D camera, a disposable puncture needle needle insertion device, a servo motor, an electric push cylinder, a first driving device and a second driving device; transmission devices for synchronously driving the disposable puncture needle needle insertion device to perform a puncture action are arranged in the first driving device and the second driving device; the disposable puncture needle needle insertion device can be quickly assembled with and disassembled from the first driving device and the second driving device and is in transmission connection with the transmission devices; the second driving device can drive the disposable puncture needle needle insertion device to separate while moving in parallel relative to the first driving device, so that the puncture needle in the disposable puncture needle needle insertion device is released.

The application provides a pathogenic microorganism killing agent in aquaculture water and application thereof, and belongs to the technical field of bactericides.The pathogenic microorganism killing agent in aquaculture water provided by the application comprises the following raw materials: a peroxide bridging compound, Bacillus subtilis, DL-malic acid, a mediation agent, purple sulfur bacteria, a balancing agent, polygonatum odoratum extract, a photosynthetic excitation agent, radix scrophulariae extract and a stabilizing agent.The killing agent provided by the application can efficiently sterilize and effectively prevent and control diseases of aquatic animals;is environmentally friendly and has multifunctionality: not only can sterilize, but also can detoxify algal toxins, hydrogen sulfide, ammonia nitrogen, sub-salt and mineralized toxic organic matters, balance and inhibit bacteria and algae phases, increase beneficial trace mineral elements in water, and improve dissolved oxygen and its utilization rate.