34results about How to "Reduce fall damage" patented technology

The invention relates to a high-altitude falling protection device comprising a three-axis acceleration sensor, a main control circuit, an ignition drive circuit, an igniter, a gas generator and an airbag, wherein the three-axis acceleration sensor detects an acceleration and transmits an acceleration signal to the main control circuit; the main control circuit receives the acceleration signal and sends an ignition enable signal to the ignition drive circuit; the ignition drive circuit receives the ignition enable signal and conveys driving electric power to the igniter; the igniter is built in the gas generator and can explode an ignitor in the gas generator; the gas generator is filled with the ignitor and a gas producing agent, and an outlet of the gas generator is communicated with the airbag; and the airbag comprises more than one safe air bag, the safe air bags are folded and frizzled in a knapsack, and an air bag popup opening for the popup of the safe air bags is formed in the knapsack. The high-altitude falling protection device provided by the invention has the advantages of simple structure and convenience in use, and can effectively reduce the damage caused by high-altitude falling and ensure the safety of high-altitude operation personnel.

The invention relates to a fixed-wing bird repelling drone. The fixed-wing bird repelling drone comprises a drone body, a pair of wings, a pair of empennages, a real-time video transmission system, a flight control system and a bird repelling device. The wings are fixedly mounted on two sides of the drone body respectively, and the empennages are fixedly mounted at the tail of the drone body. The real-time video transmission system is used for acquiring current real-time image data and sending to a remote control device; the flight control system is used for receiving control commands sent by the remote control device and sending starting or stopping instructions to the bird repelling device according to the control commands; the bird repelling device is used for executing starting or stopping actions according to the starting or stopping instructions sent by the flight control system. The fixed-wing bird repelling drone has the advantages of long endurance time, wide bird repelling range, high maneuverability, remote control of sound production, realization of catapult-assisted take-off and airdropping, ecological environment friendliness, reduction of manpower and material consumption and excellent repelling effects. In addition, the problems of unobvious effects and small action range of existing bird repelling means are solved.

The invention belongs to the field of safety protection, and provides an infrared monitoring high-altitude falling safety protection system. The infrared monitoring high-altitude falling safety protection system comprises an infrared monitoring system, multiple air cushion catapult devices and a central processing system; the multiple air cushion catapult devices are arranged on the ground of the bottom layer of a falling area in a partitioned manner, the infrared monitoring system comprises a power supply source and multiple safety gratings, and the multiple safety gratings are arranged on the edges of top plates of all floors outside the falling area; the infrared monitoring system is connected with the central processing system and is used for monitoring light sheltering signals of the falling area and transmitting the signals to the central processing system; the central processing system is connected with the air cushion catapult devices and is used for judging the light sheltering position and the corresponding falling position according to the light sheltering signals transmitted by the infrared monitoring system, and sending catapult signals to the air cushion catapult devices corresponding to the falling position, and the air cushion catapult devices carry out ignition inflation according to catapult signals sent by the central processing system. According to the system, high-altitude falling persons can be subject to air cushion protection, and the system can be applied to the safety protection field.

The invention discloses a seed potato processor integrating accurate screening, intelligent identification, dicing and mixing. The seed potato processor comprises a grading feeding system, a dicing system and a mixing system, wherein the grading feeding system divides seed potatoes with different sizes into different grades and conveys the seed potatoes with different grades respectively, and a part of the seed potatoes are conveyed to the dicing system; the dicing system collects information on the number and position of bud eyes on the surface of the seed potatoes based on image recognitiontechnology and dices the seed potatoes in corresponding modes in consideration of nutrient content required for dice growth; the diced seed potatoes are transported to the mixing system, the mixing system performs preservative treatment on the dices to protect the dices. Functions such as grading, feeding, bud eye identification, automatic knife arrangement, dicing, mixing and mixture recycling are integrated, grading of the seed potatoes of different sizes is achieved, and the germination rate of the seed potatoes is ensured; the large seed potatoes are directly separated without dicing, andaccordingly, economic benefits are improved.

The invention provides a feeding bin of an adsorption column, comprising a bin body (42) and a first tapered diversion block (45) opposite to a feeding hole (41) of the bin body (42); the inner wall of the bin body (42) is provided with a plurality of chutes (43) spirally extending from the top to the bottom of the bin body (42); diversion slits opposite to inlets of the chutes (43) are formed between the first tapered diversion block (45) and the inner wall of the bin body (42); and the bottom of the bin body (42) is provided with a plurality of discharging holes (46) communicated with a distribution pipe (10) of the adsorption column and linked with outlets of the chutes (43). By using the feeding bin provided by the invention, the falling loss in the active carbon filling process is reduced. The invention also provides an adsorption column with the feeding bin.

The invention relates to the technical field of learning machines, and discloses a multifunctional learning machine for education. The multifunctional learning machine includes a learning machine body. A touch screen is arranged on the front outer surface of the learning machine body. A placement slot is arranged in the upper outer surface of the learning machine body. A damping shaft is arrangedon the inner side of the placement slot. A camera module is arranged near the upper side of the placement slot at one end of the damping shaft. An anti-falling device is arranged at one end of the learning machine body. Limit holes are arranged in the front outer surface of the anti-falling device. A limit rod is arranged on the inner side of each limit hole. Fixed piles are arranged on the innerside of the anti-falling device. A spring is arranged at one end of each fixed pile. A cover plate is arranged on the back outer surface of the learning machine body. The fall damage to the multifunctional learning machine for education can be reduced, and the service life of the product can be increased. The camera module can be easily protected. The learning machine body can be easily supported.The lithium batteries can be easily replaced to ensure the endurance ability.

The invention discloses electronic equipment and a falling control method of electronic equipment. The electronic equipment comprises a body and a center of gravity adjusting assembly; the center of gravity adjusting assembly comprises a balance weight, a first driving device and a second driving device; the first driving device is used for driving the balance weight to move along a first direction; the second driving device is used for driving the first drive device to move along a second direction, and the second direction intersects with the first direction. According to the electronic equipment disclosed by the invention, the touch experience of a user is enriched.

The invention discloses an industrial stacking mechanical gripper which comprises a supporting framework and gripper pressing ring mechanisms symmetrically arranged at the two sides of the supportingframework, and the gripper pressing ring mechanism at any side comprises a gripper assembly and a pressing ring assembly; the gripper assembly comprises a first driving device, a transmission rod, a crank assembly and a gripper supporting frame; the first driving device is connected with the transmission rod through a connecting assembly; the transmission rod is connected with the gripper supporting frame through the crank assembly; a plurality of grippers are arranged in the side, facing the pressing ring assembly, of the gripper supporting frame and sequentially arranged in the axis direction of the gripper supporting frame; the pressing ring assembly comprises a second driving device and a pressing ring; and the pressing ring is arranged at the output end of the second driving device. According to the industrial stacking mechanical gripper, a certain acting force is applied to the surface of an object while the object is gripped, so that the object is fixed and positioned, and the situation that the object falls off and is damaged in the gripping process of the object is effectively reduced.

The invention discloses an anti-falling net for safety construction of constructional engineering. The anti-falling net comprises two connecting and supporting members connected with a building body and a protective net mounted between the connecting and supporting members, two ends of the protective net are fixedly connected with the connecting and supporting members, the transverse width of the protective net is larger than the distance between the two connecting and supporting components, the redundant part of the protective net is wound around the connecting and supporting members, and when a heavy object falls onto the protective net, the wound part of the protective net is stretched to be opened through falling force. According to the anti-falling net, falling personnel can be effectively protected, and meanwhile, when the heavy object falls, the heavy object can be well borne, and ground workers can be protected; and the device is simple in structure, low in cost and suitable for popularization and application.

The invention relates to the technical field of building formwork dismantling, in particular to a building construction formwork low-disturbance dismantling device and a method thereof.The building construction formwork low-disturbance dismantling device comprises a box body, a supporting frame is fixedly connected to the top end of one side of the box body, transmission rods are slidably connected to the two sides of the supporting frame, and shifting rods are rotatably connected to the two sides of the top end of the supporting frame; a hook piece is fixedly connected to the top end of the shifting rod, a moving rod is rotationally connected between the other end of the shifting rod and the top end of the transmission rod on the corresponding side, and a first fixing base is fixedly connected to the bottom end of the outer side wall of the other side of the box body. Through the arrangement of the rocker, the supporting frame and the hook piece, the rocker is pulled leftwards, so that the hook piece is inserted into the demolding hole in the right side of the formwork, the formwork is pulled to be separated from the top wall, the rocker is pushed rightwards, the hook piece is pulled out of the demolding hole of the formwork, and the formwork slides downwards along the supporting frame under the gravity effect and slides into the box body to be stacked; the falling damage of the formwork is reduced, noise and dust generated during formwork dismantling are reduced, and meanwhile the work fatigue degree is reduced.

The invention discloses a vertical cement pole transport vehicle which comprises a base and moving wheels, the moving wheels are arranged on the lower end face of the base, a mounting groove for inserting a vertical cement pole is formed in the upper end face of the base, and a supporting mechanism is arranged above the base. The supporting mechanism comprises a hoop used for supporting the cement pole in the vertical state and a supporting rod used for supporting the hoop, and the hoop, the supporting rod and the base are sequentially connected from top to bottom. When the concrete pole is transported, turning can be carried out on a narrow road, the difficulty of transporting the concrete pole is reduced, the influence on road traffic is reduced, the construction cost is reduced, and environmental protection is facilitated.

The invention discloses an automobile sunroof with high safety, including a sunroof body, the sunroof body includes a handle, rubber cushion, inflatable cushion, inflatable devices and glass panels, the inflation device comprises a valve core seat, vents and pumping holes, the inflatable cushion is fixedly connected with a glass plate on the right side, the left and right sides of the sunroof bodyare provided with tracks for the movement of the sunroof body, mounting holes for mounting the sunroof are arranged on the tracks, a horizontal frame with mounting holes is arranged below the sunroofmain body, the tracks are fixedly connected with the horizontal frame, and an electromagnetic lock is installed in the middle of the horizontal frame. The automobile sunroof with high safety has a series of structures, and has high safety, so that the injury caused by the sunroof is reduced when a person is in an unexpected situation.

The invention discloses a contact biomaterial DNA collection and storage device and a method thereof. The device comprises a housing, one end of the housing is provided with a first thread groove, a cooling mechanism is arranged in the first thread groove, the cooling mechanism comprises an ice storage barrel, the outer side of the ice storage barrel is provided with a thread, the ice storage barrel is matched with the first thread groove through the first thread, a rotary baffle is fixedly arranged at one end of the ice storage barrel, the rotary baffle is matched with the housing, the ice storage barrel is provided with a sealing door, the portion, on one side of the first thread groove, of the housing is provided with an annular cavity, the annular cavity is communicated with the firstthread groove, a storage cavity is formed in the housing, and the storage cavity is located in the annular cavity. The contact biomaterial DNA collection and storage device and the method thereof havethe advantages that the influence of bamboo sticks on DNA is avoided, the accuracy of detection results is improved, the number of times of detecting samples is reduced, the results closest to true values are obtained, and the detection efficiency is improved.

The invention discloses a safe and reliable sunroof for cars. The sunroof includes a sunroof body, and the sunroof body includes a handle, a rubber cushion, an inflatable cushion, inflatable devices and glass panels. The inflation device comprises a valve core seat, vents and pumping holes. The inflatable cushion is fixedly connected with a glass plate on the right side. The left and right sides of the sunroof body are provided with tracks for the movement of the sunroof body, mounting holes for mounting the sunroof are arranged on the tracks, a horizontal frame with mounting holes is arrangedbelow the sunroof body, the tracks are fixedly connected with the horizontal frame, and an electromagnetic lock is installed in the middle of the horizontal frame. The sunroof has a series of structures, and has high safety, so that the injury caused by the skylight is reduced when people are in an unexpected situation.

The invention provides a gas stove burner, and belongs to the field of gas stoves. Traditional gas stove burners are formed by casting cast iron, and the defects that the service life is shortened and potential safety hazards are increased due to the fact that surfaces are easy to oxidize and etch exist. Aluminum alloy is adopted to integrally cast a stove head and an ejection pipe of the burner, hard oxidation treatment is carried out on the surface of the stove head to form a compact hard oxidation layer, the service life of a gas stove can be long, use efficiency can be high, and manufacturing cost is reduced.

The invention discloses a leakage-free automatic water vapor circulation environment-friendly landscape flowerpot. The flowerpot comprises an outer bag body and an inner water separation piece; the inner water separation piece is arranged inside the outer bag body, the inside of the outer bag body is divided into a planting layer and a water storage layer, and the planting layer is located above the water storage layer; small holes are formed in the inner water separation piece, and excess water can flow into the water storage layer through the small holes from the planting layer. According tothe flowerpot, the flowerpot is manufactured from a soft material, and is provided with a structure for disposing redundant water; the flowerpot can be folded and placed, and is higher in convenience, safety and multi-functionality.

The invention provides a self-locking device of lifting hooks. A collision block and a self-locking part are arranged on the self-locking device, the collision block is fixedly connected with a first connecting shaft and a third connecting shaft, and a second connecting shaft slides on the collision block; when the collision block moves to the lowest position downwards, the lifting hooks are opened, and when the collision block moves to the highest position upwards, the lifting hooks are closed; when the collision block moves to the lowest position or the highest position, the self-locking portion forms self locking, and the opening or closing state of the lifting hooks is kept; and the device has the beneficial effects of being simple in structure, ingenious in design, convenient to operate, safe to use, capable of achieving automatic loading and unloading and improving efficiency and the like.