56results about How to "Injury reduction" patented technology

The invention relates to a greenhouse vegetable harvesting robot, which comprises a traveling device, a positioning device, a regulating device, a grasping device, a cutting device and two wiping devices. The lower end of the traveling device is provided with the positioning device, the upper end of the traveling device is equipped with the regulating device, the lower side of the right end of theregulating device is fixedly connected with the grasping device, the right end of the traveling device is provided with the cutting device, and the two wiping devices are arranged at the front and back ends of the cutting device. The greenhouse vegetable harvesting robot can solve the problems that Chinese cabbages need to be harvested manually in the existing vegetable greenhouse, the manual harvesting efficiency is low, the amount of labor is large, harm to the human body is easy to cause by a cutting knife during manual harvesting, and moreover, the existing device is prone to slipping andleft-right swaying during the process of traveling, positioning can not be performed on the slippery ground, the adjustment effect is poor, the grasping is not firm, the Chinese cabbages are easy todamage, at the same time blades can not be cleaned, and the cleanliness of the Chinese cabbages can not be guaranteed.

The invention provides a fabricated polystyrene thermal insulation wall. The fabricated polystyrene thermal insulation wall comprises a profile body, the profile body is a polystyrene structure layer,a first connecting rod is arranged on one side of the profile body, and a mounting ball is arranged on the side, away from the profile body, of the first connecting rod; and a second mounting grooveis formed in the other side of the profile body, a first mounting groove is formed in the groove bottom of the second mounting groove in a communicating mode, the first mounting groove is of a spherical structure, and the first mounting groove and the second mounting groove are formed in the profile body in a penetrating mode. According to the fabricated polystyrene thermal insulation wall, the first mounting groove and the second mounting groove are matched with the first connecting rod and the mounting ball, so that every two adjacent profile bodies can be connected into a whole, the construction efficiency of the profile bodies is improved in the large-area splicing construction process, and the situation that the construction period is prolonged due to too slow splicing is reduced; andthe situation that the construction quality is poor due to uneven butt joint in the splicing process is reduced.

The invention discloses a non-woven fabric dust removal device based on static electricity and a dust removal method thereof, and relates to the technical field of dust removal devices. The non-woven fabric dust removal device based on static electricity comprises a transmission fixing frame, wherein a conveying mechanism is movably connected to the position, close to the bottom end, of the inner wall of the transmission fixing frame, a dust adsorption mechanism is fixedly connected to the position, close to the top end, of the inner wall of the transmission fixing frame, and the bottom end of the dust adsorption mechanism is movably connected to the outer wall of the conveying mechanism through the arranged transmission fixing frame. According to the non-woven fabric dust removal device based on static electricity and the dust removal method thereof, after non-woven fabric is fixed, dust on the non-woven fabric is adsorbed through the static electricity, the dust is collected at the position away from the non-woven fabric after the dust is adsorbed, the dust adsorption efficiency is high, the quality of the finished non-woven fabric is not affected, damage to the non-woven fabric is reduced, and the dust can be prevented from floating in the atmosphere to damage the health of workers.

The invention relates to a house building assembled I-beam hoisting device. The device comprises a lifting device, a locking device and two fixing devices, and is characterized in that the lower end of the lifting device is provided with the locking device, the left end and the right end of the locking device are symmetrically provided with the fixing devices, and the fixing devices are installedat the lower end of the lifting device in a sliding fit manner. According to the house building assembled I-beam hoisting device, the problem that during lifting, an existing hoisting device usually directly hoists an assembled I-beam in a hoisting process, in the hoisting process, the assembled I-beam is not fixed and limited, so that the I-beam may be prone to be caused to fall in the hoisting process, and therefore injuries a worker, an assembled steel structure beam column is usually fixed and limited by ropes, steel wire ropes and the like in the hoisting process, the fixing and limitingeffects are poor, and when the I-beam is manually fed, the process of fixing with the ropes is tedious, so that the hoisting efficiency of the I-beam is low is solved.

The invention discloses a transformer lightning arrester detection system, which comprises an industrial host, a switching line device and a detection assembly, and is characterized in that the detection assembly is composed of a full-automatic transformation ratio tester, a direct current resistance tester, a loop resistance tester, a capacity empty load tester and a direct current high voltage generator. According to the invention, the transformation ratio of the lightning arrester can be detected by arranging the full-automatic transformation ratio tester, the direct-current resistance of the lightning arrester can be detected by arranging the full-automatic transformation ratio tester, and the loop resistance of the lightning arrester can be detected by arranging the loop resistance tester. The capacity empty load of the lightning arrester can be detected by arranging the capacity empty load tester, and the detection system can be protected by arranging the direct-current high-voltage generator, so that the condition that the full-automatic transformation ratio tester, the direct-current resistance tester, the loop resistance tester and the capacity empty load tester are damaged is reduced; in conclusion, the system has the advantages of simple structure, rich functions and the like, and is easy to use.

The invention provides a PLC control-based ultrahigh-voltage cable laying device. The PLC control-based ultrahigh-voltage cable laying device comprises a cable reel and a cable reel rack, wherein thecable reel is rotatably arranged on the cable reel rack, a PLC variable frequency conversion cabinet and at least one group of driving device are arranged on the cable reel rack, the driving device isfixedly arranged at a lower end of the cable reel on the cable reel rack and drives the cable reel to rotate, and the driving device is electrically connected with the PLC variable frequency conversion cabinet. By the PLC control-based ultrahigh-voltage cable laying device, automatic rotation control of the cable reel is achieved, the defect of rotation by employing a crane and matching of a worker is solved, and the integral laying speed of the cable is increased.

The invention discloses a mechanical claw device for an intelligent robot, and belongs to the technical field of robots. The mechanical claw device for the intelligent robot comprises a mounting plate, a movable groove is formed in the outer surface of the lower end of the mounting plate, screws are arranged inside the movable groove, and a sleeve is arranged between the two screws; a rotary groove is formed in the center position of the top end of the inner surface of the movable groove, rotary shafts are rotatably mounted on two sides of the inner surface of the rotary groove, motors are fixedly mounted on the outer surfaces of one ends of the rotary shafts, and rotary teeth fixedly sleeve the middle positions of the outer surfaces of the rotary shafts; and a plurality of teeth are fixedly mounted on the outer surface of the sleeve, the teeth are arranged on the outer surface of the sleeve in a ring shape, the rotary teeth are connected with the teeth on the sleeve in a meshed mode,the two screws are separately and rotatably mounted at two ends of the sleeve, one ends, away from the sleeve, of the screws are rotatably connected with the inner side surface of the movable groove.Through the relative movement of fixed plates, two clamping plates can be driven to move relative to each other to grasp some objects, the structure is simple, and users can conveniently operate.

The invention relates to a tufting machine for producing a ground elastic lawn. The tufting machine comprises a rack, a cloth supporting plate, a needle seat, a plurality of needles, a main hook base, main hook knives, an auxiliary hook base and auxiliary hook knives; the needles are fixed on one side, close to the cloth supporting plate, of the needle seat at equal intervals; a plurality of cloth supporting plate holes for the needles to penetrate through are formed in the cloth supporting plate and matched with the positions of the needles; the auxiliary hook base is arranged below the cloth supporting plate; the number of the auxiliary hook knives is the same as that of the needles, and the auxiliary hook knives are fixed to the side, close to the cloth supporting plate, of the auxiliary hook base at equal intervals; the main hook base is arranged below the cloth supporting plate in parallel, and the multiple main hook knives are matched with the auxiliary hook knives and fixed to the side, close to the auxiliary hook base, of the main hook base; and the tufting machine further comprises a needle seat driving mechanism, a main hook driving mechanism, an auxiliary hook driving mechanism and a main driving mechanism. When the tufting machine is used, the auxiliary hook knives are used for hooking the yarns on the previous needle of the main hook knives while the main hook knives hook the yarns falling on the needles below the cloth supporting plate, so that upward movement of the yarns is effectively reduced, the height of woven ground elastic lawn is consistent, and the carpet surface is smoother.

The invention belongs to the technical field of massage equipment, and particularly relates to a control method and a device of massage equipment, the massage equipment and a storage medium. The control method of the massage equipment is applied to the massage equipment, the massage equipment comprises a tension sensor and an electrode assembly used for outputting an electric pulse signal, and the method comprises the steps that when an electrode assembly of the massage equipment outputs the electric pulse signal, a tension value applied to the skin of a user by the electrode assembly is acquired through the tension sensor; and when the tension value is greater than a tension threshold, a target event is executed. The use experience of the user can be improved.

The invention provides a fertilizer scattering machine suitable for various terrains. The fertilizer scattering machine comprises a chassis, wherein a handle is arranged at one end of the chassis, and bottom wheels are fixed under the chassis; a main machine is arranged on the chassis at the side close to the handle, a fan is fixed at the other side, and the main machine and the fan are connected through a triangular belt; a fertilizer box is arranged at the top end of the fan, a fertilizer delivery pipe is arranged below the fertilizer box, the lower end of the fertilizer delivery pipe is communicated with the fan, two reverse wheels, namely a reverse wheel I and a reverse wheel II, are arranged at the communicated part of the fertilizer delivery pipe and the fan; a fertilizer discharge pipe is arranged at the lower end of the connected part of the fan and the fertilizer delivery pipe; the fertilizer scattering machine further comprises a slideway which is positioned between the main machine and the chassis. The fertilizer scattering machine provided by the invention is concise and light and convenient in structure and suitable for various terrains. When the fertilizer scattering machine enters a field, the soil is not compacted, and the looseness and breathability of soil is not damaged; the condition that crops are damaged is greatly reduced.

The invention discloses a semiconductor structure and a forming method of the semiconductor structure. The gate structures are arranged on the substrate in parallel; the source-drain doped regions are positioned in the substrate at two sides of each gate structure; the side wall structure is located on the partial side wall of the gate structure, and the top surface of the side wall structure is lower than the top surface of the gate structure; the conducting layer is located on the source-drain doped region, and the conducting layer and the gate structure are isolated by a side wall structure; and the barrier layer is positioned on the conductive layer and the side wall structure. The barrier layer and the side wall structure in the semiconductor structure can jointly protect the top surface and the side wall surface of the conductive layer, and damage to the conductive layer is reduced.

The invention provides a semiconductor structure and a manufacturing method thereof, a semiconductor device and a chip. The semiconductor structure comprises a semiconductor substrate and a dielectriclayer on the semiconductor substrate, a via hole in the dielectric layer, a metal interconnection line formed in the via hole, and a cobalt-containing capping layer on the metal interconnection line.The manufacturing method of the semiconductor structure comprises the steps that a semiconductor substrate and a dielectric layer on the semiconductor substrate are provided, and a via hole is formedin the dielectric layer; metal is deposited in the via hole to form a metal interconnection line; the metal interconnection line is ground to a position below the surface of the dielectric layer; a cobalt-containing capping layer is selectively deposited over the metal interconnection line such that the cobalt-containing capping layer is over the metal interconnection line. The cobalt-containingcovering layer is selectively formed on the metal interconnection line, stress migration and electromigration are loaded by the cobalt-containing covering layer, charges in the metal interconnection line are effectively prevented from being migrated into the dielectric layer, the situation that the metal interconnection line is damaged due to stress migration or electromigration is reduced, and the reliability of the device is improved.